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blob: bd366c8dd6919641a4270439d1353466fd226e45 [file] [log] [blame]
2005-12-31 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25612
* tree-ssa-pre.c (compute_avail): Treat the static chain decl as a
parameter and pretend that it is defined in the entry basic block.
2005-12-30 Kazu Hirata <kazu@codesourcery.com>
* tree-outof-ssa.c (_elim_graph): Change the type of STACK to
VEC(int,heap).
(new_elim_graph, delete_elim_graph, elim_forward,
eliminate_phi): Use the VEC API on STACK.
2005-12-29 Daniel Berlin <dberlin@dberlin.org>
* tree.h (VALUE_HANDLE_VUSES): New.
(struct tree_value_handle): Add vuses.
* tree-vn.c (struct val_expr_pair_d): Remove stmt, add vuses.
(vn_compute): Remove stmt argument.
Don't use vuses in hash value computation.
(val_expr_pair_eq): Compare vuse lists.
(copy_vuses_from_stmt): New function.
(shared_vuses_from_stmt): Ditto.
(vn_add): Rewrite in terms of vn_add_with_vuses.
(vn_add_with_vuses): New function.
(vn_lookup): Rewrite in terms of vn_lookup_with_vuses.
(vn_lookup_with_vuses): New function.
(vuses_compare): New function.
(print_creation_to_file): Ditto.
(vn_lookup_or_add): Rewrite to handle vuses.
(sort_vuses): New function.
(vn_lookup_or_add_with_vuses): Ditto.
(vn_init): Initialize shared_lookup_vuses.
(vn_delete): Free shared_lookup_vuses.
* tree-ssa-pre.c: Update todo list.
(bb_value_sets_t): Add rvuse_in, rvuse_out, rvuse_gen, and
rvuse_kill.
(RVUSE_IN): New macro.
(RVUSE_GEN): Ditto.
(RVUSE_KILL): Ditto.
(RVUSE_OUT): Ditto.
(modify_expr_node_pool): New function.
(pretemp): New.
(storetemp): Ditto.
(mergephitemp): Ditto.
(prephitemp): Ditto.
(struct expr_pred_trans_d): Add vuses member.
(expr_pred_trans_eq): Compare vuses.
(phi_trans_lookup): Add vuses argument.
(phi_trans_add): Ditto.
(translate_vuses_through_block): New function.
(phi_translate): Use vuses to ask about those expressions that can
have vuses.
Properly translate virtual uses through phis, and use
vn_lookup_or_add_with vuses. Handle tcc_reference.
(phi_translate_set): Don't add pointless translations to the
cache.
(get_representative): New function.
(vuses_dies_in_block_x): Ditto.
(valid_in_set): Add block argument. Check virtual use validity.
(clean): Add block argument. Update call to valid_in_set
(compute_antic_aux): Update call to clean.
(dump_bitmap_of_names): New function.
(compute_vuse_representatives): Ditto.
(compute_rvuse): Ditto.
(can_value_number_call): Modified to accept calls with vuses.
(can_value_number_operation): New function.
(can_PRE_operation): Ditto.
(need_creation): New vector of stores that may need creation.
(find_or_generate_expression): use can_PRE_operation.
(create_expression_by_pieces): Handle INDIRECT_REF.
Only create one temp until we have to change types.
Mark new vars for renaming.
(insert_into_preds_of_block): Ignore loopiness of loads.
Use can_PRE_operation.
Only create one temp until we have to chnge types.
(insert_aux): Use can_PRE_operation.
Don't pass name to insert_into_preds_of_block.
(insert_extra_phis): Only use one temp until we have to change
types.
(poolify_tree): New function.
(modify_expr_template): New var.
(poolify_modify_expr): New function.
(insert_fake_stores): Ditto.
(realify_fake_stores): Ditto.
(compute_avail): Use can_value_number_operation.
(mark_operand_necessary): Return NULL for non-SSA names.
(remove_dead_inserted_code): Update comment.
(init_pre): Initialize pretemp, need_creation, storetemp,
mergephitemp, prephitemp.
Create modify_expr_node_pool.
(fini_pre): Free modify_expr_node_pool and need_creation array.
(execute_pre): Call insert_fake_stores, compute_rvuse, and
realify_fake_stores.
* tree-flow.h (vn_compute): Fix prototype.
(vn_add): Ditto.
(vn_lookup): Ditto.
(sort_vuses): New.
(vn_lookup_or_add_with_vuses): Ditto.
(vn_add_with_vuses): Ditto.
(vn_lookup_with_vuses): Ditto.
* passes.c (pass_may_alias): Add.
2005-12-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
* c-pretty-print.h (struct c_pretty_print_info): Add new member
"constant".
(pp_constant): New macro.
* c-pretty-print.c (pp_c_pretty_printer_init): Set pp->constant.
2005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR fortran/25586
* pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
store patterns.
2005-12-29 Kenneth Zadeck <zadeck@naturalbridge.com>
* bitmap.c (bitmap_element_free, bitmap_element_link,
bitmap_elt_insert_after, bitmap_and, bitmap_and_compl,
bitmap_and_compl, bitmap_ior, bitmap_ior_into, bitmap_xor,
bitmap_xor_into): Added code to properly maintain the variants
associated with the CURRENT and HEAD fields.
(bitmap_popcount, bitmap_clear_range, bitmap_compl_and_into): New
functions.
* bitmap.h: Added defs for bitmap_popcount, bitmap_clear_range,
and bitmap_compl_and_into.
2005-12-29 Mike Stump <mrs@apple.com>
* doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
-fobjc-exceptions): Don't imply this doesn't work with the GNU
runtime.
2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
* varasm.c (get_section): Use gcc_assert.
2005-12-29 Paul Brook <paul@codesourcery.com>
* config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
* config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
Include offset due to FIRST_PARM_OFFSET.
2005-12-29 Paul Brook <paul@codesourcery.com>
* config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
Create wrapper and rename body...
(__cmpdf2_internal): ... to this. Return correct value for unordered
result.
(__cmpsf2): Create wrapper and rename body...
(__cmpsf2_internal): ... to this. Return corerct value for unordered
result.
(__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
__cmpdf2_internal.
(__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
__cmpsf2_internal.
2005-12-29 Paul Brook <paul@codesourcery.com>
* config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
(__truncdfsf2): Ditto.
(__extenddfxf2): Ditto.
(__truncxfdf2): Ditto.
* config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
(__adddf3): Ditto.
2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
Paul Brook <paul@codesourcery.com>
* config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
!TARGET_68020.
* config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
(EXTRA_MULTILIB_PARTS): Set.
* config/m68k/t-uclinux (EXTRA_PARTS): Remove.
(EXTRA_MULTILIB_PARTS): Set.
2005-12-29 Alan Modra <amodra@bigpond.net.au>
PR target/25572
* config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (mt-*-*): Add --with-arch support.
(--with): Print accepted options on error.
* config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
* config/mt/mt.c (DEF_VEC_P(basic_block),
DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
2005-12-28 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/25394
* fold-const.c (fold_checksum_tree): Guard
portions of checksumming with correct structure checks.
2005-12-27 Kazu Hirata <kazu@codesourcery.com>
* global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
* basic-block.h: ... here.
2005-12-27 Roger Sayle <roger@eyesopen.com>
* fold-const.c (int_const_binop): Return NULL_TREE when an expression
can't be evaluated at compile-time (instead of calling abort).
Return NULL_TREE for division (and modulus) by zero.
(const_binop): Return NULL_TREE for floating point operators that
aren't handled by real_arithmetic.
(fold_binary): Eliminate "wins" variable, and "binary" label, by
folding operators with constant operands early. Assert that
operands are non-NULL.
2005-12-27 Kazu Hirata <kazu@codesourcery.com>
* tree-vrp.c (extract_range_from_binary_expr): Use
build_int_cst instead of fold_convert.
2005-12-26 Mark Mitchell <mark@codesourcery.com>
PR c++/23171, c++/23172, c++/25417.
* c-decl.c (compound_literal_number): Remove.
(build_compound_literal): Use set_compound_literal_name.
* c-common.c (compound_literal_number): New variable.
(set_compound_literal_name): New function.
* c-common.h (set_compound_literal_name): Declare.
2005-12-26 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/25125
* convert.c (convert_to_integer): Don't narrow the type of a
PLUS_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
is signed.
2005-12-26 Graham Stott <graham.stott@btinternet.com>
PR middle-end/25568
* combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
rtl bootstrap failure.
2005-12-25 Kazu Hirata <kazu@codesourcery.com>
* final.c (compute_alignments): Make it static.
* gcse.c (gcse_main, bypass_jumps): Likewise.
* web.c (web_main): Likewise.
* output.h: Remove the prototype for compute_alignments.
* rtl.h: Remove the prototypes for web_main, gcse_main, and
bypass_jumps.
2005-12-24 Roger Sayle <roger@eyesopen.com>
* expr.c (force_operand): Use expand_fix and expand_float to
implement integer <-> FP conversions instead of convert_to_mode.
2005-12-24 Mark Mitchell <mark@codesourcery.com>
PR c++/23171
* varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
CONSTRUCTOR is invalid.
2005-12-23 Daniel Berlin <dberlin@dberlin.org>
* tree-pass.h (pass_eliminate_useless_stores): Remove.
* tree-ssa-pre.c (is_copy_stmt): Ditto.
(follow_copies_till_vuse): Ditto.
(do_eustore): Ditto.
(gate_eustores): Ditto.
(pass_eliminate_useless_stores): Ditto.
* passes.c (init_optimization_passes): Ditto.
2005-12-23 Paolo Bonzini <bonzini@gnu.org>
* combine.c (simplify_shift_const): Fix typo. Use, whenever
applicable, simplify_const_binary_operation.
(simplify_shift_const): Leave only the fallback
case when no simplification is possible. Extract to...
(simplify_shift_const_1): ... here. Always create a new
RTX instead of substituting. Remove the signed_count variable.
Return NULL_RTX if no substitution is possible.
(simplify_and_const_int): Leave only the fallback
case when no simplification is possible. Extract to...
(simplify_and_const_int_1): ... here. Always create a new
RTX instead of substituting. Return NULL_RTX if no substitution
is possible.
(force_to_mode, simplify_comparison): Don't pass a non-NULL first
parameter to simplify_and_const_int and simplify_shift_const,
unless it is equal to the expected non-simplified result.
2005-12-23 Jakub Jelinek <jakub@redhat.com>
PR target/25005
* regrename.c (replace_oldest_value_reg): Use validate_change with
IN_GROUP set to 1 instead of doing direct modifications.
(copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
replacements have been performed on an instruction, use
apply_change_group ().
2005-12-23 Hans-Peter Nilsson <hp@axis.com>
* config/cris/arit.c (do_31div): Clarify what "31" refers to.
[L_divsi3] (__Udiv): Don't use as inline function.
[L_modsi3] (__Umod): Ditto.
(__Div): Rearrange to call do_31div directly instead of __Udiv.
(__Mod): Similarly regarding __Umod.
PR target/24342
* config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
emitted insns with post-increments.
(cris_expand_epilogue): Ditto.
2005-12-22 Jakub Jelinek <jakub@redhat.com>
Richard Henderson <rth@redhat.com>
Merge from gomp-branch.
* builtins.def: Move all DEF_SYNC_BUILTIN to ...
* sync-builtins.def: ... new file.
(BUILT_IN_FETCH_AND_ADD_16,
BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
BUILT_IN_LOCK_RELEASE_16): New builtins.
* builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
* builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
* c-common.c (enum c_builtin_type): Move to top-level from
c_common_nodes_and_builtins enum builtin_type.
(builtin_types): Move from c_common_nodes_and_builtins.
(def_fn_type): New.
(c_common_nodes_and_builtins): Use it.
(def_builtin_1): Check for error_mark_node.
(sync_resolve_size): Handle also 128 bit sync builtins.
* Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
* config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
(TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
* config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
* config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
(doublemodesuffix, DCASHMODE): New mode attrs.
(sync_compare_and_swap<mode>): Change into expand, use CASMODE
instead of IMODE, if mode is wider than a word, expand into
sync_double_compare_and_swap*.
(*sync_compare_and_swap<mode>): New insn.
(sync_double_compare_and_swap<mode>): Likewise.
(*sync_double_compare_and_swapdi_pic): Likewise.
(sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
mode is wider than a word, expand into
sync_double_compare_and_swap_cc*.
(sync_double_compare_and_swap_cc<mode>): New insn.
(*sync_double_compare_and_swap_ccdi_pic): Likewise.
2005-12-22 Richard Henderson <rth@redhat.com>
* config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
(_mm_sub_si64): Likewise.
* config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
2005-12-23 Alan Modra <amodra@bigpond.net.au>
PR rtl-optimization/25432
* reload1.c (eliminate_regs_in_insn): Update insn code on
successfully re-recognizing modified insn.
2005-12-22 Richard Guenther <rguenther@suse.de>
* tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
* tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
* varasm.c (array_size_for_constructor): Likewise.
* fold-const.c (size_diffop, invert_truthvalue,
optimize_bit_field_compare, make_range, build_range_check,
fold_cond_expr_with_comparison, fold_truthop,
fold_single_bit_test_into_sign_test, fold_binary): Likewise.
2005-12-22 Dale Johannesen <dalej@apple.com>
* config/i386/sse.md (sse_movhlps): Reverse operands for
2nd and 3rd alternatives.
2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25513
* tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
variables.
2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
Steven Bosscher <stevenb@suse.de>
* df.c (df_bitmaps_free): Only work for bbs for that structures are
allocated.
(df_bb_modify): Realloc tables to the new index.
(df_find_use): New function.
(df_find_def, df_reg_used): Handle subregs.
* df.h (df_find_use): Declare.
* loop-invariant.c: Include hashtab.h.
(struct invariant): Remove processed field, add eqto and reg fields.
(struct invariant_expr_entry): New.
(invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
find_identical_invariants, merge_identical_invariants): New functions.
(create_new_invariant): Return the new invariant. Initialize new
fields.
(find_invariants): Call merge_identical_invariants.
(get_inv_cost, best_gain_for_invariant, set_move_mark,
move_invariant_reg): Handle equivalent invariants.
* Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR c++/23333
* c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
number is a single digit '0'.
2005-12-22 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/23518
* fold-const.c (make_range): Don't move a constant to the
other side of the comparison if the type is signed and -fwrapv
is given.
2005-12-22 Kazu Hirata <kazu@codesourcery.com>
* tree-vrp.c (extract_range_from_binary_expr): Clean up uses
of vr0.type.
2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
PR middle-end/24998
* config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
_floatundisf.
2005-12-21 Andrew Haley <aph@redhat.com>
PR middle-end/25121
* recog.c (peephole2_optimize): Don't peephole any
RTX_FRAME_RELATED_P insns.
2005-12-21 Kazu Hirata <kazu@codesourcery.com>
* tree-data-ref.c (estimate_niter_from_size_of_data): Replace
fold_build2 with fold_binary.
* tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
Replace fold_build1 with fold_unary.
* tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
with fold_binary.
2005-12-21 Steven Bosscher <stevenb@suse.de>
PR rtl-optimization/25196
* postreload-gcse.c (record_last_set_info): Notice stack pointer
changes in push insns without REG_INC notes.
2005-12-21 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/25382.
* tree-vrp.c (extract_range_from_binary_expr): Extract a range
from BIT_AND_EXPR.
2005-12-21 Janis Johnson <janis187@us.ibm.com>
Ben Elliston <bje@au.ibm.com>
* configure.ac: Enable C extension for decimal float if invoked
with --enable-decimal-float.
* doc/install.texi (Configuration): Document it.
* configure, config.in: Regenerate.
2005-12-20 Mike Stump <mrs@apple.com>
* config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
ambiguity between -seg_addr_table and -seg_addr_table_filename.
(WORD_SWITCH_TAKES_ARG): Likewise.
(LINK_SPEC): Likewise.
2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
* cfganal.c (flow_reverse_top_sort_order_compute):
Renamed to post_order_compute and additional parameter added which
allows the inclusion of entry and exit blocks into list.
(mark_dfs_back_edges): Fixed comment.
(flow_depth_first_order_compute): Renamed to
pre_and_rev_post_order_compute additional parameter added which
allows the inclusion of entry and exit blocks into list.
* global.c (set_up_bb_rts_numbers): Call to
flow_reverse_top_sort_order_compute renamed to
post_order_compute.
* var-tracking.c (vt_stack_adjustments): Fixed comment.
(vt_find_locations): Call to
flow_depth_first_order_compute renamed to
pre_and_rev_post_order_compute.
* cfgloop.c (flow_find_loops): Ditto.
* tree-ssa-reassoc.c (init_reassoc): Ditto.
* df.c (df_analyze_1, df_analyze_subcfg): Calls to
flow_reverse_top_sort_order_compute renamed to post_order_compute
and calls to flow_reverse_top_sort_order_compute renamed to
post_order_compute.
* basic_block.h: Ditto.
2005-12-20 Roger Sayle <roger@eyesopen.com>
Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/25115
* gcse.c (pre_insert_copy_insn): Fall back to the sole
SET in the insn if there is no SET for an
expression that is equivalent to EXPR.
2005-12-20 Richard Guenther <rguenther@suse.de>
PR middle-end/24306
* builtins.c (std_gimplify_va_arg_expr): Do not align
va frame for zero sized types.
* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2005-12-20 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/25501
* tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
used in the PHI argument corresponding to the edge from BB to
DEST.
2005-12-20 Richard Guenther <rguenther@suse.de>
Revert
2005-12-02 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (mark_used_vars): New function.
(dump_function_to_file): Dump only used VAR_DECLs.
2005-12-19 Roger Sayle <roger@eyesopen.com>
* combine.c (try_combine): Improve splitting of binary operators
by taking advantage of reassociative transformations.
2005-12-19 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
Strip away all type conversions after simplifying the
condition.
* tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
cases the forwarder block dominates the destination.
2005-12-19 DJ Delorie <dj@redhat.com>
* reload1.c (spill_failure): Dump reload data to dump file.
(find_reload_regs): Likewise.
2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/24793
* tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
original reference if there are subvars.
* tree-ssa-operands.c (get_tmr_operands): Handle subvars.
2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
* df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
Corrected basic block number calculations for changes in entry and
exit numbering.
2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
* tree-flow.h (struct var_ann_d): Change type of
may_aliases field to VEC(tree, gc) *.
(may_aliases): Declaration changed.
* tree-ssa-alias.c (group_aliases, add_may_alias,
replace_may_alias, dump_may_aliases_for,
is_aliased_with, add_type_alias, new_type_alias):
Work with VEC(tree, gc) * instead of varray.
* tree-flow-inline.h (may_aliases): Ditto.
* tree-ssa.c (verify_flow_insensitive_alias_info,
verify_name_tags): Ditto.
* tree-ssa-operands.c (add_stmt_operand): Ditto.
2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
* cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
comes back.
2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
* struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
check.
2005-12-19 Ben Elliston <bje@au.ibm.com>
* doc/install.texi (Configuration): Typo in Fortran subheading.
2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
* config/mt/mt.md (decrement_and_branch_until_zero): Add another
scratch. Correct its reload split. Adjust its peephole.
(doloop_end): Add additional scratch.
(nop): Use 'nop'.
* config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
(mt_asm_output_opcode, mt_print_operand): Use 'nop'.
(mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
(mt_builtin_saveregs): Replace with ...
(mt_setup_incoming_varargs): ... here. Save just the varadic
args.
(mt_va_start): Remove.
(mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
(mt_machine_reorg): Split all insns here.
(TARGET_SETUP_INCOMING_VARARGS): Override.
* config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
Set to CPU type.
(EXPAND_BUILTIN_VA_START): Remove.
2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
* flow.c (update_life_info, count_or_remove_death_notes): Fixed
latent bug that could happen if update_life_info was called with a
blocks parameter and the call to cleanup_cfg actually deleted one
of those blocks.
2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-structalias.c (update_alias_info): Remove handling
of may_be_aliased (SSA_NAME_VAR (op)) case.
2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
* tree-flow.h (struct stmt_ann_d): Remove
makes_aliased_loads and makes_aliased_stores fields.
* tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
and makes_aliased_loads fields.
* tree-ssa-dom.c (eliminate_redundant_computations): Do not
use makes_aliased_stores.
* tree-ssa-operands.c (clobbered_aliased_loads,
clobbered_aliased_stores, ro_call_aliased_loads): Removed.
(build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
add_call_read_ops): Do not set makes_aliased_stores and
makes_aliased_loads fields.
* tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
field.
2005-12-18 Geoffrey Keating <geoffk@apple.com>
* config/darwin.h: Don't include darwin-sections.def to declare
global variables; instead create darwin_section_enum.
(darwin_section_enum): New.
(darwin_sections): New.
* config/darwin.c: Don't include darwin-sections.def to define
global variables.
(darwin_sections): New.
(output_objc_section_asm_op): Rewrite to take advantage of
darwin_sections.
(darwin_init_sections): Rewrite to use darwin_sections.
(machopic_output_indirection): Update for darwin_sections array.
(machopic_select_section): Likewise.
(machopic_select_rtx_section): Likewise.
(machopic_asm_out_constructor): Likewise.
(machopic_asm_out_destructor): Likewise.
(darwin_file_end): Likewise.
* config/rs6000/rs6000.c (machopic_output_stub): Likewise.
* config/i386/i386.c (machopic_output_stub): Likewise.
2005-12-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/25481
* tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
don't have a varinfo for.
2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
Janis Johnson <janis187@us.ibm.com>
Ben Elliston <bje@au.ibm.com>
* optabs.c (init_floating_libfuncs): Handle decimal float modes.
(init_optabs): Handle libfuncs for decimal float.
* genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
* stor-layout.c (int_mode_for_mode): Likewise.
* simplify-rtx.c (simplify_immed_subreg): Likewise.
(simplify_unary_operation_1): Skip optimisations for decimal float
modes.
* varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
* emit-rtl.c (gen_const_vector): Add assertion check.
(init_emit_once): Populate const_tiny_rtx with constants in each
decimal float mode.
* expmed.c (extract_high_half, expand_mult_highpart_optab,
expand_mult_highpart): Assert that mode is not a scalar float
mode.
* expr.c (convert_move): Handle conversion between decimal and
binary floats of the same size.
* convert.c (convert_to_real): Consider decimal float types when
folding.
* dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
describe decimal floating point types.
2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
PR rtl-optimization/21041
* reload.c (find_reloads_subreg_address): Replace paradoxical
subreg of MEM by widened access only if the resulting memory
is properly aligned, even on !STRICT_ALIGNMENT targets.
2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
* tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
2005-12-18 Steven Bosscher <stevenb@suse.de>
* gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
the 2005-12-17 patch to renumber the entry and exit blocks.
2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
* doc/objc.texi (Type encoding): Fix typo.
2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
* tree-tailcall.c (find_tail_calls): Use XNEW.
* tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
(free_all_edge_infos): Use explicit cast to convert from void *.
(vrp_free): Likewise.
(dom_opt_finalize_block): Likewise.
(record_equivalences_from_incoming_edge): Likewise.
(thread_across_edge): Likewise. Use XCNEWVEC.
(record_cond): Use XCNEW.
(record_conditions): Use XNEWVEC.
(record_edge_info): Use XCNEWVEC.
(lookup_avail_expr): Use XNEW.
(record_range): Likewise. Use GGC_NEW.
* tree-nested.c (var_map_hash): Use explicit cast to convert from
void *.
(var_map_eq): Likewise.
(lookup_field_for_decl): Likewise.
(convert_nonlocal_reference): Likewise.
(convert_local_reference): Likewise.
(convert_nl_goto_reference): Likewise.
(convert_nl_goto_receiver): Likewise.
(convert_call_expr): Likewise.
(convert_tramp_reference): Likewise.
(lookup_tramp_for_decl): Likewise.Use GGC_NEW.
(convert_nl_goto_reference): Likewise.
(lookup_field_for_decl): Use GGC_NEW.
(create_nesting_tree): Use GGC_CNEW.
* tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
* tree-ssa-alias.c (init_alias_info): Use XCNEW.
(create_alias_map_for): Likewise.
(setup_pointers_and_addressables): Use XCNEWVEC.
(get_ptr_info): Use GGC_NEW.
(used_part_map_eq): Use explicit cast to convert from void *.
(up_lookup): Likewise.
(up_insert): Use XNEW.
(get_or_create_used_part_for): Use XCNEW.
(get_tmt_for): Likewise.
* tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
* tree-ssa-pre.c (phi_trans_add): Use XNEW.
(bitmap_set_new): Use explicit cast to convert from void *.
(set_new): Likewise.
(insert_into_set): Likewise.
(pool_copy_list): Likewise.
(phi_translate): Likewise.
(create_value_expr_from): Likewise.
(insert_aux): Use XCNEWVEC.
(compute_avail): Use XNEWVEC.
* tree-ssa-live.c (calculate_live_on_entry): Likewise.
(sort_coalesce_list): Likewise.
(build_tree_conflict_graph): Use XCNEWVEC.
* tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
* tree-ssa-copy.c (init_copy_prop): Likewise.
(fini_copy_prop): Likewise.
* tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
and XCNEWVEC.
(record_equiv): Use XNEW.
(uncprop_into_successor_phis): Use explicit cast to convert from
void *.
(uncprop_initialize_block): Likewise.
2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/24378
* tree-vect-transform.c (vect_transform_loop): Create single-predecessor
basic-block after loop-versioning.
2005-12-18 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
to simplify SWITCH_EXPR_CODE moved from here to ...
* tree-ssa-forwprop.c (simplify_switch_expr): Here.
(tree-ssa-forward_propagate_single_use_vars): Call
simplify_switch_expr when appropriate.
2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
* doc/objc.texi (Type encoding): Add documentation about encoding
complex types and _Bool.
2005-12-17 Paul Brook <paul@codesourcery.com>
* config/m68k/m68k.md (m68k_output_function_prologue): Always call
dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
when frame_pointer_needed.
2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
* tree-vn.c (vn_add): Use XNEW.
* tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
(ccp_fold): Likewise.
(fold_stmt_r): Use explicit cast to convert from void *.
* tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
(new_temp_expr_table): Likewise.
* gimplify.c (lookup_tmp_var): Use XNEW.
(gimplify_asm_expr): Use explcit cast to convert from void *.
* tree-into-ssa.c (get_ssa_name_ann): Likewise.
(get_def_blocks_for): Use XNEW.
(add_to_repl_tbl): Likewise.
(mark_def_sites): Use explicit cast to convert from void *.
(def_blocks_free): Likewise.
(mark_def_sites_initialize_block): Likewise.
(update_ssa): Use XNEWVEC.
* tree-dfa.c (create_var_ann): Use GGC_NEW.
(create_stmt_ann): Likewise.
(create_tree_ann): Likewise.
(referenced_var_insert): Likewise.
(set_default_def): Likewise.
(referenced_var_lookup_if_exists): Use explicit cast to convert
from void *.
(referenced_var_lookup): Likewise.
(default_def): Likewise.
(set_default_def): Likewise.
* tree-cfg.c (create_bb): Likewise.
(edge_to_cases_cleanup): Likewise.
(verify_node_sharing): Likewise.
(record_switch_edge): Use XNEW.
(cleanup_dead_labels): Use XCNEWVEC.
(tree_duplicate_sese_region): Use XNEWVEC.
* tree-scalar-evolution.c (get_instantiated_value): Likewise.
* tree-ssa.c (verify_ssa): Use XCNEWVEC.
(int_tree_map_eq): Use explicit cast to convert from void *.
* libgcov.c (gcov_exit): Use explicit cast to convert from void *.
(__gcov_execl): Likewise.
(__gcov_execlp): Likewise.
(__gcov_execle): Likewise.
* tree-eh.c (struct_ptr_eq): Likewise.
(struct_ptr_hash): Likewise.
(lookup_stmt_eh_region_fn): Likewise.
(outside_finally_tree): Likewise.
(find_goto_replacement): Likewise.
(make_eh_edge): Likewise.
(mark_eh_edge): Likewise.
(add_stmt_to_eh_region_fn): Use GGC_NEW.
(record_in_finally_tree): Use XNEW.
(maybe_record_in_goto_queue): Use XRESIZEVEC.
(lower_try_finally_copy): Use XCNEWVEC.
2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
* tree-inline.c (copy_body_r): Use explicit cast when converting
from void *.
(copy_bb): Likewise.
(copy_edges_for_bb): Likewise.
(remap_decl_1): Likewise.
(estimate_num_insns_1): Likewise.
* cgraph.c (hash_node): Use explicit cast when converting from
void *.
(eq_node): Likewise.
(cgraph_create_node): Use GGC_CNEW.
(cgraph_create_edge): Use GGC_NEW.
(cgraph_remove_node): Use explicit cast when converting from void *.
(hash_varpool_node): Likewise.
(eq_varpool_node): Likewise.
(cgraph_varpool_node): Use GGC_CNEW.
* lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
* tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
(eq_scev_info): Use explicit cast when converting from void *.
(find_var_scev_info): Likewise.
(set_instantiated_value): Likewise.
(gather_stats_on_scev_database_1): Likewise.
* cfgloop.h (simple_loop_desc): Use explicit cast when converting
from void *.
* c-pch.c (c_common_write_pch): Use XNEWVEC.
(c_common_read_pch): Likewise.
* prefix.c (save_string): Use XNEWVEC.
(translate_name): Use explicit cast when converting from void *.
* c-ppoutput.c (print_line): Use explicit cast when converting
from void *.
(pp_dir_change): Likewise.
* c-cppbuiltin.c (builtin_define_std): Likewise.
(builtin_define_with_value): Likewise.
(builtin_define_with_value_n): Likewise.
(builtin_define_with_int_value): Likewise.
(builtin_define_type_max): Likewise.
* c-incpath.c (add_env_var_paths): Use XNEWVEC.
(add_path): Use XNEW.
* c-format.c (check_format_info_main): Use GGC_NEW.
(format_type_warning): Use explicit cast when converting from void *.
* c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
xmalloc.
(start_init): Likewise.
* tree-flow-inline.h (first_referenced_var): Use explicit cast
when converting from void *.
(next_referenced_var): Likewise.
* c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
* gensupport.c (lookup_predicate): Use explicit cast to convert
from void *.
(init_predicate_table): Use XCNEW instead of xcalloc.
* genpreds.c (process_define_predicate): Likewise.
2005-12-17 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* basic-block.h: Changed basic block numbering so that the entry
block is 0 and the exit block is 1. Changed insn iterators so
that they are tolerant of blocks with no insns.
* regrename.c (copyprop_hardreg_forward): Changed basic block
numbering so that the entry block is 0 and the exit block is 1.
* sched-ebb.c (sehedule_ebbs): Ditto.
* tracer.c (branch_ratio_cutoff): Ditto.
* cfgloopmanip.c (fix_loop_structure): Ditto.
* cfghooks.c (verify_flow_info): Ditto.
* cfg.c (compact_blocks): Ditto.
* reorg.c (dbr_schedule): Ditto.
* flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
* dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
calculate_dominance_info): Ditto.
* cfganal.c (create_edge_list, print_edge_list,
flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
dfs_enumerate_from): Ditto.
* global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
* ifcvt.c (find_if_case_2): Ditto.
* cfgbuild.c (control_flow_insn_p, count_basic_blocks,
find_basic_blocks): Ditto.
* predict.c (predict_loops, tree_bb_level_predictions,
predict_paths_leading_to, propagate_freq): Ditto.
* lcm.c (compute_antinout_edge, compute_laterin,
compute_available): Ditto.
* function.c (thread_prologue_and_epilogue_insns): Ditto.
* gcse.c (gcse_main, bypass_jumps): Ditto.
* profile.c (compute_branch_probabilities,
compute_value_histograms, branch_prob): Ditto.
* tree-flow-inline.h (bsi_start, bsi_after_labels,
bsi_last): Ditto.
* tree-ssa-phiopt.c (tree_ssa_phiopt,
blocks_in_phiopt_order): Ditto.
* bt-load.c (compute_defs_uses_and_gen, compute_kill,
compute_out, link_btr_uses, migrate_btr_defs): Ditto.
* tree-dfa.c (collect_dfa_stats): Ditto.
* cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
* cfglayout.c (fixup_reorder_chain): Ditto.
* bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
partition_hot_cold_basic_blocks): Ditto.
* var-tracking.c (vt_find_locations): Ditto.
* cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
* sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
* tree-ssa-reassoc.c (init_reassoc): Ditto.
* cfgrtl.c (entry_of_function, rtl_verify_flow_info,
rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
* df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
and removed unused reverse orders.
* df.h (): Ditto.
* combine.c: Fix document typo.
2005-12-17 Jan Hubicka <jh@suse.cz>
* tree-flow-inline.h (set_default_def, default_def): Kill.
* tree-dfa.c (default_defs): New global variable.
(default_def, set_default_def): New functions.
* tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
* tree-flow.h (struct var_ann_d): Kill default_def field.
(set_default_def, default_def): Update prototype.
(default_defs): Declare.
2005-12-16 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
(simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
into tree-ssa-forwprop.c.
(eliminate_redundant_computations): Do not call
simplify_rhs_and_lookup_avail_expr anymore.
* tree-ssa-forwprop.c (simplify_not_neg_expr): New function
extracted from remnants of simplify_rhs_and_lookup_avail_expr.
(tree_ssa_forward_propagate_single_use_vars): Call
simplify_not_neg_expr appropriately.
2005-12-16 Bernd Trog <berndtrog@yahoo.com>
PR target/20016
* config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
2005-12-17 Kazu Hirata <kazu@codesourcery.com>
PR rtl-optimization/25456
* struct-equiv.c (struct_equiv_improve_checkpoint): Replace
info->x_start with p->x_start.
2005-12-17 Alan Modra <amodra@bigpond.net.au>
* simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
introduced 2005-12-16.
2005-12-16 Steven Bosscher <stevenb@suse.de>
PR rtl-optimization/23837
* optabs.c (expand_binop): For a multi-word rotate, never emit
a REG_NO_CONFLICT block.
2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/25457
* reorg.c (mostly_true_jump): Remove unused variable 'insn'.
PR target/25447
* config/pa/pa.c (pa_scalar_mode_supported_p): Handle
MODE_DECIMAL_FLOAT.
2005-12-16 Steven Bosscher <stevenb@suse.de>
* loop-invariant.c (move_loop_invariants): Add missing hunk from
the previous patch, to nullify df.
2005-12-16 Steven Bosscher <stevenb@suse.de>
* reorg.c (mostly_true_jump): Clean up code depending on
LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
poor man's branch prediction, instead rely on REG_BR_PROB
notes to be available.
2005-12-16 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/24899
* loop.c (strength_reduce): Don't reduce giv that is not always
computable and where add_val or mult_val can trap.
* doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
* config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
names of ms1-16-002 files.
2005-12-16 Alan Modra <amodra@bigpond.net.au>
PR driver/20425
* gcc.c (for_each_path): New function.
(add_to_obstack, file_at_path): New functions.
(struct file_at_path_info, struct add_to_obstack_info): New.
(build_search_list): Rewrite using for_each_path. Constify struct
path_prefix pointer. Add do_multi param. Adjust all callers.
(find_a_file): Similarly, but just change existing param to bool.
(putenv_from_prefixes): Add do_multi param, make "paths" const.
(do_spec_path): Delete.
(struct spec_path_info): New.
(spec_path): New function.
(do_spec_1): Use for_each_path for %D and %I.
(find_file): Adjust for find_a_file changes.
(main): Search multilibs for specs. Print multilib lib path for
-print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
(read_specs): Search multilibs for %include and %include_noerr.
(is_directory): Remove second string param. Change last param
to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
check path is a dir. Update all callers.
* doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
* system.h (SMALL_ARG_MAX): Poison.
* config.gcc: Don't define SMALL_ARG_MAX.
* config.host: Likewise.
* config.build: Likewise.
2005-12-16 Paolo Bonzini <bonzini@gnu.org>
* combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
simplify_logical): Move simplifications that do not require
additional infrastructure...
* simplify-rtx.c (simplify_unary_operation_1,
simplify_binary_operation_1): ... here.
2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
PR 24823
* flow.c (mark_used_dest_regs): New function.
(mark_used_regs): Call mark_used_dest_regs.
2005-12-16 Jeff Law <law@redhat.com>
* tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
represent a use and definition of the same SSA_NAME.
2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
Janis Johnson <janis187@us.ibm.com>
Ben Elliston <bje@au.ibm.com>
* target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
(TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
* target.h (struct gcc_target): Add decimal_float_supported_p.
* targhooks.c (default_scalar_mode_supported_p): Handle
MODE_DECIMAL_FLOAT.
* builtins.def: Add new builtins for 32, 64 and 128 bit variants
of inf, nan, finite, isinf and isnan.
* builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
* c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
Pedwarn if decimal floating point types are used. Error if
decimal floating point is not supported by the target.
(finish_declspecs): Return type from DFP typespec_word.
* c-typeck.c (c_common_type): Choose the decimal floating point
type with the greater precision when determining a common type.
(convert_arguments): Warn if there is a mismatch between argument
and prototype for decimal float types. Warn of conversions with
binary float types and of precision narrowing due to prototype.
* c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
(c_token_starts_typename): Handle RID_DFLOAT32/64/128.
(c_token_starts_declspecs): Likewise.
(c_parser_attributes): Likewise.
* c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
RID_DFLOAT64, RID_DFLOAT128.
(T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
* c-common.c (c_common_type_for_mode): Handle decimal float modes.
(shorten_compare): Convert DFP/BFP operands to a common type.
(c_common_modes_and_builtins): Register built-in decimal float
types if the target supports them.
(handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
* builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
inf, nan, finite, isinf and isnan builtins.
* c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
(builtin_define_float_constants): Assert non-decimal radix.
(c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
Call builtin_define_decimal_float_constants for each type.
* c-lex.c (interpret_float): Decode decimal float types from CPP_N
flags. Use real_from_string3, which can handle binary or decimal
floats.
* c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
cts_dfloat64, cts_dfloat128.
* tree.c (build_common_tree_nodes_2): Add decimal float types.
* tree.h (enum tree_index): Add new enumeration values
TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
(dfloat32_type_node): New macro.
(dfloat64_type_node, dfloat128_type_node): Likewise.
(dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
(dfloat128_ptr_type_node): Likewise.
* c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
bit decimal floating point types with "df", "dd" and "dl".
* c-format.h (enum format_lengths): Add new enumeration values
FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
* c-format.c (printf_length_specs, scanf_length_specs): Add
entries for H, D, DD.
(print_char_table, scan_char_table): Use new entries.
(asm_fprintf_char_table, gcc_diag_char_table,
gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
length arrays.
* defaults.h (DECIMAL32_TYPE_SIZE): Define.
(DECIMAL64_TYPE_SIZE): Likewise.
(DECIMAL128_TYPE_SIZE): Likewise.
(TARGET_DEC_EVAL_METHOD): Likewise.
* doc/extend.texi (Decimal Float): New node.
(Constructing Calls): Document decimal float built-ins.
* doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
* Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
* ginclude/decfloat.h: New file.
2005-12-16 Alan Modra <amodra@bigpond.net.au>
* reload.c (find_reloads): Fix comment typo.
* recog.h (recog_memoized): Correct comment.
2005-12-16 Kazu Hirata <kazu@codesourcery.com>
* basic-block.h, config/i386/winnt.c, config/pa/pa.c,
config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
* doc/invoke.texi, doc/tm.texi: Fix typos.
2005-12-16 Ben Elliston <bje@au.ibm.com>
* real.c (decimal_quad_format): Correct values for emin, emax.
2005-12-15 DJ Delorie <dj@redhat.com>
* config/m32c/predicates.md (m32c_psi_scale): New.
* config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
* config/m32c/muldiv.md (mulpsi3): Support negative constants.
2005-12-16 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/25224
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
tables.
2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
Steven Bosscher <stevenb@suse.de>
* loop-invariant.c (df): New global variable.
(find_defs, check_dependencies, find_invariant_insn, record_uses,
find_invariants_bb, find_invariants_body, find_invariants,
find_invariants_to_move, move_invariants, free_inv_motion_data,
move_single_loop_invariants, move_loop_invariants): Do not pass df in
arguments.
2005-12-15 Jakub Jelinek <jakub@redhat.com>
* varasm.c (default_unique_section_1): Use special section
names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
2005-12-16 Ben Elliston <bje@au.ibm.com>
* doc/invoke.texi (Warning Options): Document -Walways-true being
enabled by -Wall.
2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
PR other/25028
* libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
* libgcc2.c (__floatdixf, __floatundixf, __floatditf,
__floatunditf): Use #error if type sizes don't match requirements
of implementation.
(__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
as wider floating-point type. Use #error if type sizes don't
match requirements of implementation. Avoid overflow in computing
Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
(__floatundisf, __floatundidf): Likewise.
* config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
* config/ia64/ia64.c (ia64_init_libfuncs): Use
_U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
TFmode-TImode conversions.
* doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
* freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
Use builtin_define_with_int_value() instead of
adding a new check for every new major FreeBSD version.
2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
* config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
2005-12-15 Richard Sandiford <richard@codesourcery.com>
* config/arm/predicates.md (call_memory_operand): New.
* config/arm/arm.md (*call_mem, *call_value_mem): Use it.
2005-12-15 Andrew Haley <aph@redhat.com>
* unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
against prev_cache_entry == NULL when moving a cache entry to the
head of the list.
2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
* config/mt/mt.c (mt_override_options): Require lower case
architectures. Revert accidental default to ms2.
* config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
ENDFILE_SPEC): Require lower case architectures. Revert default
to ms2.
* doc/invoke.texi (MT Options): Rename and update.
* doc/md.texi (MorphoTech family): Rename and update.
2005-12-15 Olivier Hainque <hainque@adacore.com>
* stor-layout.c (layout_type): Don't complain about a too small
an array element type size compared to its alignment when the
size overflows.
2005-12-15 Jan Hubicka <jh@suse.cz>
PR target/24969
* i386.c (classify_argument): Properly adjust offset of bitfield for
substructures.
2005-12-15 Richard Sandiford <richard@codesourcery.com>
* final.c (final_scan_insn): Flip in_cold_section_p when changing
between the hot and cold sections. Use current_function_section
to get the new section.
* dwarf2out.c (output_line_info): Use in_cold_section_p to
determine whether we are assembling hot or cold code.
(secname_for_decl, dwarf2out_var_location): Likewise.
(dwarf2out_init, dwarf2out_finish): Use switch_to_section.
* varasm.c (last_text_section): Delete.
(in_cold_section_p): New variable.
(hot_function_section): New function.
(current_function_section): Pass in_cold_section_p as the
reloc argument to select_section. Use it to decide between
unlikely_function_section and hot_function_section.
(assemble_start_function): Use switch_to_section. Set
in_cold_section_p instead of last_text_section.
(assemble_end_function): Use switch_to_section.
(switch_to_section): Don't set last_text_section.
* config/darwin/darwin.c (machopic_select_section): Trust the reloc
argument to make the right choice between hot and cold sections.
2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
Second part of MS1->MT renaming
* config/mt/mt.md (doloop_end): Call mt_add_loop.
(movqi, movhi): Call mt_set_memflags.
(*movdf_internal): Call mt_split_words.
(reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
mt_set_memflags.
(cmpsi): Store to mt_compare_op[01].
(beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
bungt, bunle, bunlt): Call mt_emit_cbranch.
(prologue): Call mt_expand_prologue.
(epilogu): Call mt_expend_epilogue.
(eh_return): Call mt_expand_eh_return.
(eh_epilogue): Call me_emit_eh_epilogue.
(conditional_trap): Store to mt_compare_op[01].
* config/mt/crti.asm: Adjust comment.
* config/mt/crtn.asm: Adjust comment.
* config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
(mt_compare_op0, mt_compare_op1): Renamed.
(current_frame_info, zero_frame_info): Adjust type.
(mt_ucmpsi3_libcall): Renamed.
(mt_flag_delayed_branch): Renamed.
(mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
(mt_nops_required, mt_nop_reasons): Renamed.
(mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
mt_debug_stack, mt_print_operand_simple_address,
mt_print_operand_address, mt_print_operand): Renamed, adjusted.
(mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
mt_function_arg_advance, mt_arg_partial_bytes,
mt_pass_by_reference, mt_function_arg_boundary,
mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
mt_legitimate_address_p): Renamed, adjusted.
(mt_cpu): Renamed.
(mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
mt_expand_eh_return, mt_emit_eh_prologue,
mt_handl_interrupt_attribute): Renamed, adjusted.
(mt_attribute_table): Renamed, adjusted.
(mt_initial_elimination_offset, mt_generate_compare,
mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
mt_secondary_reload_class, mt_function_value, mt_split_words,
mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
(mt_labels): Renamed.
(mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
mt_machine_reorg): Renamed, adjusted.
(mt_attribute_table: Renamed.
(TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
* config/mt/mt.opt (march): Set mt_cpu_string.
* config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
(TARGET_CPU_CPP_BUILTINS): Adjust.
(TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
TARGET_MS2): Adjust.
(TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
(MT_MIN_INT): Renamed.
(RETURN_ADDR_RTX): Adjust.
(struct mt_frame_info): Renamed.
(current_frame_info): Adjust type.
(INITIAL_ELIMINATION_OFFSET): Adjust.
(MT_NUM_ARG_REGS): Renamed.
(REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
(mt_compare_op0, mt_compare_op1): Renamed.
* config/mt/mt-protos.h: Rename prototypes.
2005-12-15 Richard Guenther <rguenther@suse.de>
* tree-flow.h (okay_component_ref_for_subvars): Remove.
(get_ref_base_and_extent): Declare.
* tree-dfa.c (okay_component_ref_for_subvars): Remove.
(get_ref_base_and_extent): New function.
* tree-ssa-alias.c (find_used_portions): Use it.
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Likewise.
* tree-ssa-operands.c (get_expr_operands): Likewise.
2005-12-15 Paolo Bonzini <bonzini@gnu.org>
* combine.c: Remove force_to_mode's fourth parameter.
(force_to_mode): Do not handle REG.
(canon_reg_for_combine): New.
(make_field_assignment): Use it where the removed argument was non-NULL.
2005-12-15 Alan Modra <amodra@bigpond.net.au>
PR target/25406
* config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
error_mark_node. Make alignment params unsigned.
* config/rs6000/rs6000-protos.h
(rs6000_special_round_type_align): Update prototype.
(rs6000_machopic_legitimize_pic_address): Remove arg names.
2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
PR rtl-optimization/25310
* reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
of the eliminable register when substituting into a PLUS.
2005-12-14 Jakub Jelinek <jakub@redhat.com>
PR debug/25023
* config/i386/i386.c (ix86_force_to_memory): Always use
SImode push for HImode in -m32.
(ix86_free_from_memory): Likewise.
2005-12-14 Richard Sandiford <richard@codesourcery.com>
* config/arm/arm.md: Provide a big-endian version of the
(zero_extend:SI (subreg:QI ...)) splitter.
2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
* struct-equiv.c (note_local_live): Handle hard regs with different
hard_regno_nregs.
2005-12-14 Jeff Law <law@redhat.com>
* tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
to a structure containing state rather than a pointer to bool.
(case ARRAY_REF): New code to handle folding some array references.
(case ADDR_EXPR): Note when we are processing expressions found
within an ADDRE_EXPR.
(fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
for state variables rather than just a pointer to a boolean.
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
handling of constant string references.
2005-12-14 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
Move other tst* patterns to retain partial order.
2005-12-14 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md ("d0", "1"): New mode attributes.
("<shift>di3", "<shift>si3"): Merge.
("*<shift>di3_and", "*<shift>si3_and"): Merge.
("ashrdi3", "ashrsi3"): Merge.
("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
("*ashrdi3", "*ashrsi3"): Merge.
("*ashrdi3_and", "*ashrsi3_and"): Merge.
2005-12-14 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
("*extendqidi2", "*extendqisi2") Merge.
("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
("zero_extendhidi2", "zero_extendqidi2"): Merge.
("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
Move some patterns to retain partial ordering.
2005-12-14 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md ("atype", "length"): Rewrite.
("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
* tree-ssa-operands.c (build_ssa_operands): Update leading comment.
2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
* struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
PARALLELs with a mode.
2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
* cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
cond_expr parameter.
2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
* loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
PR bootstrap/25397:
* struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
of STACK_REGS bits.
* struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
2005-12-14 Jakub Jelinek <jakub@redhat.com>
PR target/25254
PR target/24188
* config/i386/i386.c (x86_64_elf_select_section): If DECL is not
DECL_P, call get_section rather than get_named_section. Supply
section flags to it.
2005-12-14 Ben Elliston <bje@au.ibm.com>
* c-common.c (c_common_truthvalue_conversion): Generalise warning
for addresses converted to booleans; not just function addresses.
* c-typeck.c (build_binary_op): Warn for address comparisons which
can never be NULL (eg. func == NULL or &var == NULL).
* common.opt (Walways-true): New option.
* c-opts.c (c_common_handle_option): Set it with -Wall.
* doc/invoke.texi: Document it.
2005-12-13 Paul Brook <paul@codesourcery.com>
* config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
__floatunsidf, __floatunsisf, __floatunsixf): New functions.
2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
* config/mt/t-mt (crti.o, crtn.o): Add multilib options.
(EXTRA_MULTILIB_PARTS): Define.
2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/20070 / part1
* flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
count_or_remove_death_notes with kill == -1.
(mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
registers if PROP_POST_REGSTACK is set.
(mark_used_reg): Likewise.
(count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
REG_UNUSED notes for stack regs.
* cfgcleanup.c (condjump_equiv_p): Change parameters and processing
to match rtx_equiv_p machinery. Change caller.
(outgoing_edges_match): Likewise.
(try_crossjump_to_edge): Use struct_equiv_block_eq
instead of flow_find_cross_jump.
* basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
(STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
(STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
(STRUCT_EQUIV_MAX_LOCAL): Likewise.
(struct struct_equiv_checkpoint, struct equiv_info): Likewise.
(insns_match_p): Update prototype.
(flow_find_cross_jump): Remove prototype.
(struct_equiv_block_eq, struct_equiv_init): Declare.
(rtx_equiv_p, condjump_equiv_p): Likewise.
* struct-equiv.c: Include reload.h.
(IMPOSSIBLE_MOVE_FACTOR): Define.
(assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
(struct_equiv_improve_checkpoint): Likewise.
(struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
(set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
(struct_equiv_merge, find_dying_input): Likewise.
(resolve_input_conflict, note_local_live): Likewise.
(death_notes_match_p): Change parameters and processing
to match rtx_equiv_p machinery. Change caller.
(insns_match_p): Likewise.
(flow_find_cross_jump): Replace with:
(struct_equiv_block_eq).
Back out this change:
2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
* recog.c (verify_changes): Make it static.
* recog.h: Remove the corresponding prototype.
2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
* rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
values.
2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
* config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
(MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
* config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
TARGET_MS1_64_001 appropriately.
(ms1_machine_reorg): Use TARGET_MS2.
2005-12-13 Jakub Jelinek <jakub@redhat.com>
PR debug/25023
PR target/25293
* expr.c (emit_move_resolve_push): Handle PRE_MODIFY
and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
* config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
Set mode to SI, adjust constraints.
(pushhi2_rex64, pushqi2_rex64): Set mode to DI.
* config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
32-bit code.
2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
* c-cppbuiltin.c (builtin_define_float_constants): Add
fp_cast parameter, pass to builtin_define_with_hex_fp_value.
Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
(builtin_define_with_hex_fp_value): Use fp_cast when building macro.
(c_cpp_builtins): If flag_single_precision_constant then set fp_cast
to "((double)%sL)" otherwise "%s".
2005-12-13 Paul Brook <paul@codesourcery.com>
* config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
apcs/atpcs.
2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
* tree-flow.h: Allow compilation with a C++ compiler.
(struct edge_prediction): Prefix all field names with "ep_".
* predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
(tree_predict_edge, combine_predictions_for_bb): Likewise.
(remove_predictions_associated_with_edge): Likewise.
2005-12-12 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
reassociation code.
* passes.c (init_optimization_passes): Run reassociation again
after loop optimizations.
2005-12-12 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-dom.c (thread_across_edge): Canonicalize condition
if necessary.
(optimize_stmt): Ditto.
(canonicalize_comparison): New function.
* tree-ssa-operands.c (swap_tree_operands): Make external.
(get_expr_operands): Stop auto-canonicalization.
* tree-ssa-reassoc.c: Rewrite.
(init_optimization_passes):
* tree-flow.h (swap_tree_operands): Prototype.
* Makefile.in (tree-ssa-reassoc.o): Update dependencies.
2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
indicate function epilogue has been output.
(pa_asm_output_mi_thunk): Likewise.
(output_deferred_plabels): Put plabels in readonly data section when
not generating PIC code.
(som_output_text_section_asm_op): Use .NSUBSPA to output debug
information. Add assert.
(som_output_comdat_data_section_asm_op): New function.
(pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
instead of output_section_asm_op for COMDAT sections.
2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
* cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
Fix whitespace in vincinity of to-be-installed changes.
* struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
(insns_match_p): Likewise.
2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
* config.gcc (ms1): Replace with ...
(mt): ... this.
* config/ms1: Rename to ...
* config/mt: ... here. Rename ms1 files to mt.
* config/mt/mt.c: Adjust gt-mt.h #include.
* config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
(crti.o, crtn.o): Adjust file names.
2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
* varray.h: Allow compilation with a C++ compiler.
(union varray_data_tag): Prefix all field names with "vdt_".
(VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
(VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
(VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
VARRAY_TOP_TREE_PTR): Likewise.
* varray.c (varray_grow): Likewise.
(varray_clear): Likewise.
2005-12-12 Alan Modra <amodra@bigpond.net.au>
PR target/25299
* config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
alignment to doubleword if the first field is a double array.
* config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
2005-12-11 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (process_constraint): Remove code to
transform addressofs into scalar.
(create_variable_info_for): In whole-program IPA, globals don't
point to ANYTHING by default.
2005-12-11 Daniel Berlin <dberlin@dberlin.org>
* timevar.def (TV_IPA_PTA): New.
* tree-pass.h (pass_ipa_pta): New
* tree-ssa-structalias.c: Include cgraph.h
(in_ipa_mode): New.
(predbitmap_obstack): New.
(EXECUTE_IF_IN_NONNULL_BITMAP): New.
(struct constraint_stats): Add num_edges.
(new_var_info): Don't call bitmap_clear.
(struct constraint_edge): Update docs.
(new_constraint_edge): Remove src param.
(struct constraint_graph): Add zero_weight_succs,
zero_weight_preds. Update docs.
(constraint_expr_equal): Reformat.
(constraint_edge_equal): Update for removal of src.
(constraint_edge_less): Ditto.
(constraint_edge_vec_find): Ditto.
(erase_graph_self_edge): Update for removal of src and and zero
weight bitmap.
(clear_edges_for_node): Ditto.
(add_graph_edge): Ditto.
(get_graph_weights): Ditto.
(allocate_graph_weights): Ditto.
(merge_graph_nodes): Ditto.
(int_add_graph_edge): Ditto.
(valid_graph_edge): Ditto.
(valid_weighted_graph_edge): Ditto.
(build_constraint_graph): Ditto.
(scc_visit): Ditto.
(collapse_nodes): Ditto.
(process_unification_queue): Ditto.
(topo_visit): Ditto.
(solve_graph): Ditto.
(do_structure_copy): Ditto.
(perform_var_substitution): Ditto.
Init and release obstack.
(handle_ptr_arith): Try to resolve directly.
(find_func_aliases): Don't call update_alias_info here
Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
(do_sd_constraint): Add code for propagating faster.
Update.
(do_ds_constraint): Ditto.
(count_num_arguments): New function.
(create_function_info_for): Ditto.
(create_variable_info_for): Handle FUNCTION_DECL.
(intra_create_variable_infos): Use make_constraint_to_anything.
(init_alias_vars): Init obstacks here.
(need_to_solve): Handle zero weight graph changes.
(compute_points_to_sets): Call update_alias_info here.
(delete_points_to_sets): Free zero weight preds/succs here.
(gate_ipa_pta): New.
(ipa_pta_execute): New
2005-12-11 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (var_anyoffset): Removed.
(anyoffset_tree): Ditto.
(anyoffset_id): Ditto.
(do_deref): Take vector of constraints, no return value.
Update to work on vector.
(get_constraint_for): Ditto.
(get_constraint_for_component_ref): Ditto.
(do_structure_copy): Ditto.
(handle_ptr_arith): Ditto.
(find_func_aliases): Ditto.
(set_uids_in_ptset): Remove anyoffset handling.
(init_base_vars): Ditto.
2005-12-10 Mark Mitchell <mark@codesourcery.com>
PR c++/25010
* ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
DECL_EXTERNAL functions have no bodies. Tidy.
2005-12-10 Andreas Schwab <schwab@suse.de>
* except.c (switch_to_exception_section): Only define if
TARGET_UNWIND_INFO is not defined.
2005-12-10 Richard Sandiford <richard@codesourcery.com>
* config/darwin.h (HAS_INIT_SECTION): Remove definition.
(INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
2005-12-10 Richard Sandiford <richard@codesourcery.com>
* output.h (init_section, fini_section): Delete.
* varasm.c (init_section, fini_section): Delete.
(init_varasm_once): Don't initialize them.
* doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
there are no corresponding varasm.c variables.
2005-12-10 Richard Sandiford <richard@codesourcery.com>
* dwarf2out.c (default_eh_frame_section): Delete, moving handling
of EH_FRAME_SECTION_NAME into...
(switch_to_eh_frame_section): ...here. Try to set eh_frame_section
if it is still null.
* except.c (default_exception_section): Delete, moving most
of the code to...
(switch_to_exception_section): ...this new function. Set
exception_section if it is still null, then switch to it.
(output_function_exception_table): Use switch_to_exception_section.
* varasm.c (exception_section, eh_frame_section): Update comments.
(get_section): Hoist use of SECTION_NAMED.
(init_varasm_once): Don't set exception_section and eh_frame_section.
* output.h (default_exception_section): Delete.
(default_eh_frame_section): Delete.
2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c: Include "cgraph.h".
(bfin_load_pic_reg): Omit loading pic reg if in a local function.
Return the reg that holds the pointer to the GOT.
(bfin_expand_prologue): Use return value of bfin_load_pic_reg when
doing stack checking.
2005-12-09 Diego Novillo <dnovillo@redhat.com>
* tree.c (recompute_tree_invariant_for_addr_expr): Rename from
recompute_tree_invarant_for_addr_expr.
Update uses everywhere.
2005-12-09 Aldy Hernandez <aldyh@redhat.com>
* config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
(MULTILIB_DIRNAMES): Define.
2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
PR target/25311
* config/s390/s390.c (struct s390_address): New field literal_pool.
(s390_decompose_address): Compute literal_pool field. Do not
assume register %r13 is always (and solely) used as pool base.
(s390_extra_constraint_str): Use literal_pool field.
2005-12-09 Thiemo Seufer <ths@networkno.de>
* config/mips/mips.c (override_options): Don't allow too small
integers in FP registers.
2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.c (s390_function_ok_for_sibcall): Use
targetm.binds_local_p to check for local function calls.
2005-12-09 Alan Modra <amodra@bigpond.net.au>
PR debug/24908
* dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
call_used_regs can't be used to save reg in another reg.
2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
Christophe Jaillet <christophe.jaillet@wanadoo.fr>
* ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
abort.
* except.c (output_ttype): Likewise.
* tree-object-size.c (collect_object_sizes_for): Likewise.
(check_for_plus_in_loops_1): Likewise.
(check_for_plus_in_loops): Likewise.
(compute_object_sizes): Use gcc_unreachable instead of abort.
2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
* config/ms1/ms1.md (UNSPEC_LOOP): New constant.
(loop_end, loop_init, doloop_end): New insns.
* config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
(SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
(FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
(REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
* config/ms1/ms1.c: #include basic-block.h
(struct machine_function): Add has_loops field.
(ms1_add_loop): New.
(MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
(struct loop_info, struct loop_work): New.
(ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
(ms1_reorg_loops): New loop optimization.
(ms1_machine_reorg): Call it.
* config/ms1/ms1-protos.h (ms1_add_loop): Declare.
2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/25248
* tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
evolution_of_loop from the failed attempt. Remove handling
of MULT_EXPR.
2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
* tree.h (DECL_EXTERNAL): Clarify documentation.
2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
Jakub Jelinek <jakub@redhat.com>
PR target/25268
* config/s390/s390.c (s390_decompose_shift_count): Remove BITS
argument. Don't drop outer ANDs.
(s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
* config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
prototype.
* config/s390/predicates.md (setmem_operand): Remove.
(shift_count_operand): Rename to...
(shift_count_or_setmem_operand): ... this. Adjust
s390_decompose_shift_count caller.
* config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
<shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
rotl<mode>3_and, setmem_long_and): New insns.
(<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
<shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
<shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
of shift_count_operand.
(setmem_long): Use shift_count_or_setmem_operand instead of
setmem_operand.
2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
Andreas Tobler <a.tobler@schweiz.ch>
* Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
tr expression.
2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
* expr.c (force_operand): Use convert_to_mode for conversions.
2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
* reload.h (reg_equiv_invariant): Declare.
* reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
register also when reg_equiv_invariant[R] is set.
2005-12-07 Richard Sandiford <richard@codesourcery.com>
Andreas Tobler <a.tobler@schweiz.ch>
* config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
2005-12-07 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-pre.c (bitmap_set_and): New function.
(bitmap_set_and_compl): New function.
(bitmap_set_empty_p): New function.
(insert_extra_phis): New function.
(compute_avail): Use insert_extra_phis.
2005-12-07 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c (s390_expand_atomic): New function.
Adjust comment of helper functions.
* config/s390/s390-protos.h (s390_expand_atomic): Declare.
* config/s390/s390.md ("ATOMIC"): New code macro.
("atomic"): Corresponding new code attribute.
("sync_lock_test_and_set[hq]i",
"sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
2005-12-07 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c (s390_expand_mask_and_shift,
struct alignment_context, init_alignment_context,
s390_expand_cs_hqi): New.
* config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
* config/s390/s390.md ("sync_compare_and_swaphi",
"sync_compare_and_swapqi"): New pattern.
2005-12-07 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/25291
* tree-ssa-operands.c (add_call_clobber_ops): Remove
redundant and crashing check.
2005-12-08 Alan Modra <amodra@bigpond.net.au>
PR target/25212
* config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
tests further when !strict && reload_in_progress.
(print_operand): Check that both operands of indexed address are regs.
(print_operand_address): Likewise.
* config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
(INT_REG_OK_FOR_BASE_P): Correct.
2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
Preparation for PR rtl-optimization/20070 / part1
* basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
* cfgcleanup.c (condjump_equiv_p): New function, broken out of
outgoing_edges_match.
(outgoing_edges_match): Use condjump_equiv_p.
(merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
into..
* struct-equiv.c: New file.
(death_notes_match_p) New function, broken out of insns_match_p.
* Makefile.in (OBJS-common): Add struct-equiv.o.
(struct-equiv.o): New target.
2005-12-07 Richard Sandiford <richard@codesourcery.com>
* coretypes.h: Revert previous change.
* config/darwin.h: Revert previous reversion.
* config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
2005-12-07 Richard Sandiford <richard@codesourcery.com>
* coretypes.h (section): Provide dummy definition for target files.
* config/darwin.h: Revert previous change.
2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
* doc/sourcebuild.texi (all.build, install-normal): Remove.
* configure.ac: Remove all.build and install-normal from target_list
* configure: Regenerate.
* Makefile.in (install): Don't depend on install-normal.
2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
* Makefile.in: Document the use of stamps.
2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
* doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
* Makefile.in: Add code to compute some dependencies on s-gtype
automatically. Remove the declaration of those dependencies.
2005-12-07 Richard Sandiford <richard@codesourcery.com>
* reload.c (push_secondary_reload): Fix typo:
s/insn_constraint/scratch_constraint/.
2005-12-07 Richard Sandiford <richard@codesourcery.com>
* config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
2005-12-07 Richard Sandiford <richard@codesourcery.com>
* config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
(alpha_elf_select_rtx_section): Return the selected section rather
than emitting assembly code.
(alpha_write_linkage): Emit a ".link" directive directly and then
set in_section to NULL.
(vms_asm_out_constructor): Use switch_to_section.
(vms_asm_out_destructor): Likewise.
(unicosmk_output_common): Set in_section to NULL instead of calling
the dummy common_section function.
(unicosmk_text_section): Delete in favor of...
(unicosmk_output_text_section_asm_op): ...this new function.
(unicosmk_data_section): Delete in favor of...
(unicosmk_output_data_section_asm_op): ...this new function.
(unicosmk_init_sections): New function.
(unicosmk_output_deferred_case_vectors): Use switch_to_section.
(unicosmk_output_ssib): Set in_section to NULL instead of calling
the dummy ssib_section function.
(unicosmk_section_buf): Delete.
* config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
(unicosmk_data_section): Delete.
* config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
(SECTION_FUNCTION_TEMPLATE): Delete.
* config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
(READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
(ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(link_section, literals_section): Delete.
(ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
set in_section to NULL.
* config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
(COMMON_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
the dummy common_section function.
* config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
* config/arm/arm.c (get_jump_table_size): Use pointer comparison
between readonly_data_section and text_section to check whether
read-only data is being put in the text section.
(arm_output_function_epilogue): Use switch_to_section.
(arm_elf_asm_constructor): Likewise.
(thumb_call_via_reg): Replace call to in_text_section with
a comparison between in_section and text_section.
(arm_file_end): Use switch_to_section.
(aof_text_section): Delete in favor of...
(aof_output_text_section_asm_op): ...this new function.
(aof_data_section): Delete in favor of...
(aof_output_data_section_asm_op): ...this new function.
(aof_asm_init_sections): New function.
(zero_init_section): Moved from config/arm/aof.h.
(aof_dump_imports, aof_file_start): Use switch_to_section.
* config/arm/arm.h (thumb_call_via_label): Update comment.
* config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
(common_section): Delete.
* config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
(ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
global switch_to_section function instead of the old port-local one.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
(SWITCH_TO_SECTION_FUNCTION): Delete.
(drectve_section): Redefine as a macro.
* config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
switch_to_section.
* config/avr/avr.c (progmem_section): New variable.
(avr_output_progmem_section_asm_op): New function.
(avr_asm_init_sections): New function.
(avr_output_addr_vec_elt): Use switch_to_section.
* config/avr/avr.h (progmem_section): Declare.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(READONLY_DATA_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
* config/avr/avr-protos.h (progmem_section): Delete.
* config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
* config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
* config/darwin-sections.def: New file.
* config/darwin.c: Define all sections in darwin-sections.def.
(output_objc_section_asm_op, darwin_init_sections): New functions.
(machopic_output_indirection): Use switch_to_section.
(machopic_select_section): Return the selected section rather than
emitting assembly code. Replace the static function table with
inline conditional expressions. Update the tests of last_text_section
and move them into the FUNCTION_DECL block.
(machopic_select_rtx_section): Return the selected section rather than
emitting assembly code.
(machopic_asm_out_constructor, machopic_asm_out_destructor)
(darwin_file_end): Use switch_to_section.
* config/darwin.h: Use darwin-sections.def to declare sections.
(INIT_SECTION_ASM_OP): Remove empty definition.
(HAS_INIT_SECTION): Define this instead.
(SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
(TARGET_ASM_EH_FRAME_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/darwin-protos.h (darwin_init_sections): Declare.
(machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
(machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
(machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
(constructor_section, destructor_section, mod_init_section): Delete.
(mod_term_section): Delete.
(darwin_exception_section, darwin_eh_frame_section): Delete.
(machopic_select_section): Return a section.
(machopic_select_rtx_section): Likewise.
(text_coal_section, text_unlikely_section, text_unlikely_coal_section)
(const_section, const_coal_section, const_data_section): Delete.
(const_data_coal_section, data_coal_section, cstring_section): Delete.
(literal4_section, literal8_section, constructor_section): Delete.
(mod_init_section, mod_term_section, destructor_section): Delete.
(objc_class_section, objc_meta_class_section, objc_category_section)
(objc_class_vars_section, objc_instance_vars_section): Delete.
(objc_cls_meth_section, objc_inst_meth_section): Delete.
(objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
(objc_selector_refs_section, objc_selector_fixup_section): Delete.
(objc_symbols_section, objc_module_info_section): Delete.
(objc_image_info_section, objc_protocol_section): Delete.
(objc_string_object_section, objc_constant_string_object_section)
(objc_class_names_section, objc_meth_var_names_section): Delete.
(objc_meth_var_types_section, objc_cls_refs_section): Delete.
(machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
(machopic_symbol_stub_section, machopic_picsymbol_stub_section)
(darwin_exception_section, darwin_eh_frame_section): Delete.
* config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
* config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
(frv_asm_out_destructor): Likewise.
* config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
get_named_section.
(ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
* config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
(data_section): Delete.
* config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(DRECTVE_SECTION_FUNCTION): Delete.
(drectve_section): Redefine as a macro that sets in_section after
emitting the directive.
(SWITCH_TO_SECTION_FUNCTION): Delete.
* config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
in_text_section with comparison between in_section and text_section.
* config/i386/i386.c (x86_64_elf_select_section): Return the section
rather than emitting assembly code. Use get_named_section.
(x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
get_named_section.
(machopic_output_stub): Use switch_to_section.
* config/i386/nwld.c (nwld_named_section_asm_out_constructor)
(nwld_named_section_asm_out_destructor): Use get_section and
switch_to_section.
* config/ia64/ia64.c (ia64_select_rtx_section): Return the section
rather than emitting assembly code.
(ia64_rwreloc_select_section): Likewise.
(ia64_rwreloc_select_rtx_section): Likewise.
* config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
* config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
switch_to_section.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
* config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
section rather than emitting assembly code.
(iq2000_select_section): Likewise.
* config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
(sbss_section): Delete.
* config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
and get_named_section.
* config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
* config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
(SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
(EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
(MCORE_EXPORT_NAME): Emit the exports directive directly, then set
in_section to NULL.
(ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
(ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
global switch_to_section function instead of the old port-local one.
* config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(SWITCH_SECTION_FUNCTION): Delete.
* config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
(DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
(SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
(MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
in_section to NULL.
(ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
global switch_to_section function instead of the old port-local one.
(ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
* config/mips/mips.c (mips_file_start): Update comment.
(mips_output_aligned_bss): Use switch_to_section and get_named_section.
(mips_output_aligned_decl_common): Use switch_to_section.
(mips_select_rtx_section): Return the section rather than emitting
assembly code. Use get_named_section.
(mips_function_rodata_section: Likewise get_section.
(build_mips16_function_stub): Use switch_to_section.
* config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
(SDATA_SECTION_ASM_OP): Delete.
* config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
(EXTRA_SECTION_FUNCTIONS): Delete.
* config/mmix/mmix.c (mmix_file_start, mmix_file_end)
(mmix_asm_output_aligned_local): Use switch_to_section.
* config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
(som_one_only_readonly_data_section): New variables.
(pa_output_function_epilogue): Set in_section to NULL instead of
calling forget_section.
(output_deferred_plabels): Use select_section.
(pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
of calling forget_section.
(pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
(pa_asm_output_aligned_local): Use select_section.
(som_text_section_asm_op): Delete in favor of...
(som_output_text_section_asm_op): ...this new function.
(pa_som_asm_init_sections): New function.
(pa_select_section): Return the section rather than emitting
assembly code.
* config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
(SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
(SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
* config/pa/pa-protos.h (som_text_section_asm_op): Delete.
(som_readonly_data_section, som_one_only_readonly_data_section)
(som_one_only_data_section, forget_section): Delete.
* config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
* config/rs6000/rs6000.c (read_only_data_section): New variable.
(private_data_section, read_only_private_data_section): New variables.
(sdata2_section, toc_section): New variables.
(rs6000_file_start): Use switch_to_section.
(rs6000_assemble_integer): Use comparisons against in_section
instead of calling in_toc_section and in_text_section. Use
unlikely_text_section_p.
(rs6000_elf_output_toc_section_asm_op): New function, derived
from the old rs6000/sysv4.h toc_section function.
(rs6000_elf_asm_init_sections): New function.
(rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
the section rather than emitting assembly code.
(machopic_output_stub): Use switch_to_section.
(toc_section): Delete dummy function.
(rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
switch_to_section and get_section.
(rs6000_xcoff_output_readonly_section_asm_op): New function.
(rs6000_xcoff_output_readwrite_section_asm_op): New function.
(rs6000_xcoff_output_toc_section_asm_op): New function, derived from
the old rs6000/xcoff.h toc_section function.
(rs6000_xcoff_asm_init_sections): New function.
(rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
the section rather than emitting assembly code.
(rs6000_xcoff_file_start): Use switch_to_section.
(rs6000_xcoff_file_end): Likewise.
* config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
(sdata2_section, sbss_section, private_data_section): Delete.
(read_only_data_section, read_only_private_data_section): Delete.
* config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
(SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
(FINI_SECTION_FUNCTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
* config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
(READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
(READONLY_DATA_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
to NULL rather than no_section.
(TARGET_ASM_EXCEPTION_SECTION): Delete.
* config/sh/sh.c (sh_file_start): Use switch_to_section.
* config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
(sparc_output_deferred_case_vectors): Likewise. Remove argument
from call to current_function_section.
* config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
(bss100_section): New variable.
(xstormy16_asm_output_aligned_common): Use switch_to_section.
(xstormy16_asm_init_sections): New function.
(xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
switch_to_section and get_section.
(xstormy16_output_addr_vec): Use switch_to_section. Remove argument
from calls to current_function_section.
* config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
(XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/stormy16/stormy16-protos.h (bss100_section): Delete.
* config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
(FINI_SECTION_FUNCTION): Delete.
* config/v850/v850.c: Include gt-v850.h.
(rosdata_section, rozdata_section, tdata_section, zdata_section)
(zbss_section): New variables.
(v850_output_aligned_bss): Use switch_to_section.
(v850_asm_init_sections): New function.
(v850_select_section): Return the section rather than emitting
assembly code.
* config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
(ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
(sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
(zbss_section): Delete.
* config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
* config/vx-common.h (vxworks_exception_section): Delete.
(TARGET_ASM_EXCEPTION_SECTION): Delete.
* config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
section rather than emitting assembly code.
* config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
switch_to_section.
* Makefile.in (GTFILES): Add $(srcdir)/output.h.
* coretypes.h (section): New union and typedef.
* dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
from call to current_function_section.
(dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
(dbxout_symbol_location): Use switch_to_section.
* dwarf2out.c (named_section_eh_frame_section): Delete, moving
most of the code into...
(default_eh_frame_section): ...here. Return a section.
(collect2_eh_frame_section): Delete, moving most of the code into..
(switch_to_eh_frame_section): ...this new function.
(debug_info_section, debug_abbrev_section, debug_aranges_section)
(debug_macinfo_section, debug_line_section, debug_loc_section)
(debug_pubnames_section, debug_str_section, debug_ranges_section): New
variables.
(output_call_frame_info): Call switch_to_eh_frame_section instead of
eh_frame_section. Use switch_to_section and get_section.
(dwarf2out_begin_prologue): Use switch_to_section.
(AT_string_form): Check the flags in debug_str_section instead of
DEBUG_STR_SECTION_FLAGS.
(output_comp_unit): Use switch_to_section, get_section, and
debug_info_section.
(output_line_info, secname_for_decl): Use unlikely_text_section_p.
(dwarf2out_begin_block): Use switch_to_section. Remove argument
from call to current_function_section.
(dwarf2out_var_location): Use unlikely_text_section_p.
(dwarf2out_source_line): Use switch_to_section. Remove argument
from call to current_function_section.
(dwarf2out_start_source_file, dwarf2out_end_source_file)
(dwarf2out_define, dwarf2out_undef: Use switch_to_section and
debug_macinfo_section.
(dwarf2out_init): Initialize the new section variables. Use them
instead of calls to named_section_flags. Use switch_to_section.
(output_indirect_string): Use switch_to_section and debug_str_section.
(dwarf2out_finish): Use switch_to_section and the new section
variables.
* except.c (default_exception_section): Return the section instead
of emitting assembly code.
(output_function_exception_table): Use the global exception_section
variable instead of the target hook. Use switch_to_section. Remove
argument from call to current_function_section.
* final.c (HAVE_READONLY_DATA_SECTION): Delete.
(shorten_branches): Use pointer comparisons to detect whether the
text section is the same as readonly_data_section.
(profile_function): Use switch_to_section. Remove argument from
call to current_function_section.
(final_scan_insn): Likewise. Update use of last_text_section.
* gengtype.c (open_base_files): Add an include of output.h.
* output.h (text_section, data_section, readonly_data_section)
(ctors_section, dtors_section, bss_section, init_section)
(fini_section, sdata_section): Turn into section pointers.
(in_text_section, in_unlikely_text_section, exports_section)
(drectve_section, named_section, mergeable_string_section)
(last_text_section_name): Delete.
(default_exception_section, default_eh_frame_section): Return sections.
(SECTION_DECLARED, SECTION_NAMED): New macros.
(SECTION_MACH_DEP): Bump value.
(section_common, named_section, unnamed_section): New structures.
(unnamed_section_callback): New typedef.
(section): New union.
(sbss_section, exception_section, eh_frame_section): New variables.
(in_section, last_text_section): Turn into section pointers.
(get_unnamed_section, get_section, get_named_section): New functions.
(mergeable_constant_section, function_section): Return a section.
(unlikely_text_section): Likewise.
(current_function_section): Likewise. Remove the decl argument.
(unlikely_text_section_p, switch_to_section): New functions.
(output_section_asm_op): New function.
(set_named_section_flags, named_section_flags, named_section_real)
(named_section_first_declaration): Delete.
(default_select_section, default_elf_select_section): Return a section.
(default_elf_select_section_1, default_function_rodata_section)
(default_no_function_rodata_section, default_select_rtx_section)
(default_elf_select_rtx_section): Likewise.
* rtl.h (in_data_section): Delete.
* sdbout.c (sdbout_one_type): Use switch_to_section.
* system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
(READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
(TARGET_ASM_EH_FRAME_SECTION): Poison.
* target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
(TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
(TARGET_ASM_OUT): Update after above changes.
* target.h (init_sections): New hook.
(exception_section, eh_frame_section): Delete.
(select_section, select_rtx_section, function_rodata_section): Return
a section rather than emitting assembly code.
* varasm.c (text_section, data_section, readonly_data_section)
(ctors_section, dtors_section, bss_section, init_section)
(fini_section): Turn into section pointers.
(sdata_section, sbss_section, exception_section): New variables.
(eh_frame_section): New variable.
(in_section): Make global and turn into a section pointer.
(last_text_section): Turn into a section pointer.
(unnamed_sections): New variable.
(in_named_name, last_text_section_name): Delete.
(EXTRA_SECTION_FUNCTIONS): Delete.
(in_named_entry): Delete.
(section_htab): New variable, replacing...
(in_named_htab): ...this deleted variable.
(section_entry_eq, section_entry_hash): New functions, based on...
(in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
(get_unnamed_section, get_section): New functions.
(unlikely_text_section): Return a section instead of emitting
assembly code.
(in_text_section, in_unlikely_text_section, in_data_section): Delete.
(get_named_section_flags, named_section_first_declaration): Delete.
(unlikely_text_section_p): New function.
(named_section_real, named_section): Delete.
(get_named_section): New function.
(asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
(function_section): Return a section rather than emitting
assembly code.
(current_function_section): Likewise. Remove argument. Use
last_text_section if nonnull, otherwise use function_section.
(default_function_rodata_section): Return a section rather than
emitting assembly code. Use get_section.
(default_no_function_rodata_section): Return a section rather than
emitting assembly code.
(variable_section): Use switch_to_section and get_named_section.
(mergeable_string_section): Return a section rather than emitting
assembly code. Use get_section. Make static. Don't take special
countermeasures for empty strings.
(mergeable_constant_section): Return a section rather than emitting
assembly code. Use get_section.
(default_named_section_asm_out_destructor): Use switch_to_section
and get_section.
(default_dtor_section_asm_out_destructor): Use switch_to_section.
(default_named_section_asm_out_constructor): Use switch_to_section
and get_section.
(default_ctor_section_asm_out_constructor): Use switch_to_section.
(assemble_start_function): Likewise. Set last_text_section to
NULL rather than no_section. Change the type of save_section.
(assemble_zeros, assemble_variable): Use the section flags to detect
whether or not a section is text.
(assemble_static_space): Use switch_to_section.
(assemble_trampoline_template): Likewise.
(output_constant_def_contents): Use switch_to_section and
get_named_section.
(output_constant_pool_1): Use switch_to_section. Use the section
flags to see whether sections contain mergeable data.
(init_varasm_once): Initialize section_htab instead of in_named_htab.
Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
(default_elf_asm_named_section): Use SECTION_DECLARED to detect
whether a section has already been declared.
(default_select_section, default_elf_select_section): Return a
section rather than emitting assembly code.
(default_elf_select_section_1): Likewise. Use bss_section for
SECCAT_BSS if nonnull. Use get_named_section.
(default_select_rtx_section): Return a section rather than
emitting assembly code.
(default_elf_select_rtx_section): Likewise. Use get_named_section.
(file_end_indicate_exec_stack): Use switch_to_section and get_section.
(output_section_asm_op, switch_to_section): New functions.
* vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
get_named_section.
* doc/tm.texi: Expand the introduction to the sections documentation.
(TRAMPOLINE_SECTION): Document new interface.
(SDATA_SECTION_ASM_OP): Document new macro.
(READONLY_DATA_SECTION): Delete.
(SDATA_SECTION_ASM_OP): Document new macro.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(TARGET_ASM_INIT_SECTIONS): Document new hook.
(TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
(TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
(TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2005-12-07 Alan Modra <amodra@bigpond.net.au>
* gcc.c (init_gcc_specs): Match braces inside conditionally
compiled strings.
2005-12-06 Geoffrey Keating <geoffk@apple.com>
* config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2005-12-06 Aldy Hernandez <aldyh@redhat.com>
PR C++/24138
* tree.c (integer_all_onesp): Always return true if all bits on.
* testsuite/g++.dg/init/array0.C: New.
2005-12-06 Adrian Straetling <straetling@de.ibm.com>
* doc/md.texi: Adapt to implementation.
2005-12-06 Andreas Schwab <schwab@suse.de>
* opts.c (decode_options): Fix typo in message.
2005-12-06 Alan Modra <amodra@bigpond.net.au>
PR other/13873
* longlong.h: Merge PPC tests from upstream.
2005-12-06 Richard Guenther <rguenther@suse.de>
* fold-const.c (fold_convert): Do not build and fold
CONVERT_EXPR, but always use NOP_EXPR.
2005-12-06 Jan Beulich <jbeulich@novell.com>
* config/i386/i386.c (builtin_description): Use MASK_SSE2 for
__builtin_ia32_paddq and __builtin_ia32_psubq.
(ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
__builtin_ia32_pshufw.
* config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2005-12-05 James E Wilson <wilson@specifix.com>
PR target/24934
* opts.c (decode_options): Turn off partitioning if flag_unwind_tables
is set.
2005-12-05 Daniel Berlin <dberlin@dberlin.org>
* print-tree.c (print_node): Ditto.
* tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
* tree-dump.c (dequeue_and_dump): Check for decl_common structure
before accessing DECL_ARTIFICIAL.
Handle new tag tree codes.
* tree-flow-inline.h (clear_call_clobbered): Update for tag
changes.
(unmodifiable_var_p): Ditto.
* tree-flow.h (mem_tag_kind): Remove.
(struct var_ann_d): Remove mem_tag_kind member.
* tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
* tree-pretty-print.c (dump_generic_node): Handle memory tags.
* tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
(group_aliases): Ditto.
(setup_pointers_and_addressables): Ditto.
(is_escape_site): Ditto.
(may_alias_p): Ditto.
(create_tag_raw): New function.
(create_memory_tag): Use it.
(dump_alias_info): Update for tags.
(may_be_aliased): Ditto.
(add_type_alias): Ditto.
(new_type_alias): Ditto.
(create_sft): Ditto.
(create_structure_vars): Ditto.
* tree-ssa-ccp.c (get_default_value): Ditto.
* tree-ssa-operands.c (get_expr_operands): Ditto.
(add_stmt_operand): Ditto.
(add_call_clobber_ops): Remove duplicated condition.
* tree-ssa.c (verify_flow_insensitive_alias_info): Update for
tags.
* tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
* tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
* tree.c (init_ttree): Update structures for new tree codes.
(tree_code_size): Update sizes for new tree codes.
(make_node_stat): Don't try to set common things on minimal
structures.
(tree_node_structure): Update for tags.
(is_global_var): Ditto.
* tree.def: Add new tree codes.
* tree.h (MTAG_P): New macro.
(TREE_MEMORY_TAG_CHECK): Ditto.
(SSA_VAR_P): Update for tags.
(struct tree_memory_tag): New structure.
(MTAG_GLOBAL): New macro.
(union tree_node): Add memory tag member.
* treestruct.def (TS_MEMORY_TAG): New.
2005-12-05 Dale Johannesen <dalej@apple.com>
* config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
what was approved (PR 24323).
2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
* doc/c-tree.texi (Function Bodies): Remove description of
RETURN_INIT.
2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
* doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
__floatunsixf, __floatundisf, __floatundidf, __floatunditf,
__floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
__floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
__muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
__divxc3): Document.
2005-12-05 Geoffrey Keating <geoffk@apple.com>
* config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
previous behaviour.
* config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
hook_bool_void_false.
(TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
* config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
* config/darwin.c (machopic_select_section): It's not defined
as weak if it's only marked as weak_import.
* config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
Prototype.
* varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
A hidden weak object does bind locally. Strong linkonce data
counts like any other strong symbol for binding.
(weak_finish_1): Don't specially handle weakrefs, they no longer
arrive here.
(assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
* c-common.c (handle_alias_attribute): Allow static aliases
of variables.
(handle_weakref_attribute): Don't call declare_weak on weakrefs.
* gthr-dce.h: Make weakrefs static.
* gthr-tpf.h: Likewise.
* gthr-solaris.h: Likewise.
* gthr-posix.h: Likewise.
* gthr-posix95.h: Likewise.
* config/darwin.c (darwin_encode_section_info): static weakref
variables are not necessarily defined in this translation unit.
* doc/extend.texi (Function Attributes): Mention that an alias
attribute creates a definition for the thing it's attached to.
Change the documentation for weakref to say that the thing
it's attached to must be static.
* config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
we don't go into an infinite loop.
2005-12-05 Paolo Bonzini <bonzini@gnu.org>
* config/rs6000/predicates.md (logical_const_operand): Split
out of logical_operand.
(logical_operand): Use it.
* config/rs6000/rs6000.md (cmp -> xor peephole2): Use
logical_const_operand.
2005-12-05 Jan Beulich <jbeulich@novell.com>
* config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
and IX86_BUILTIN_CMPNESS.
(ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
* config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
* config/i386/i386.md (movti_internal): Correct type attribute.
Simplify mode attribute.
(movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
Correct type attribute.
(absxf2): Correct operator.
* config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
* config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
mode attribute.
(sse2_vmsqrtv2df2): Correct mode attribute.
2005-12-05 Jan Beulich <jbeulich@novell.com>
* config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
16 bits. Provide insn pattern for this case.
2005-12-05 Jan Beulich <jbeulich@novell.com>
* libgcc2.c (__popcountSI2): Don't use wide type for iterator and
result.
(__popcountDI2): Likewise.
2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/25166
* pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
_U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
* pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
functions.
2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
* c-typeck.c (null_pointer_constant_p): New function.
(build_conditional_expr, build_c_cast, convert_for_assignment,
build_binary_op): Use it.
2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
* c-common.c (binary_op_error): Do not allow NOP_EXPR.
(c_common_truthvalue_conversion): Handle NOP_EXPR the same as
CONVERT_EXPR.
(check_function_arguments_recurse): Allow both NOP_EXPR and
CONVERT_EXPR but check conversions preserve precision.
* c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
but check conversions preserve precision.
(build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
default case.
2005-12-04 Roger Sayle <roger@eyesopen.com>
PR c/7776
* common.opt (Wstring-literal-comparison): New command line option.
* c-opts.c (c_common_handle_option): Set it with -Wall.
* c-typeck.c (parser_build_binary_op): Issue warning if either
operand of a comparison operator is a string literal, except for
testing equality or inequality against NULL.
* doc/invoke.texi: Document new -Wstring-literal-comparison option.
2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
* c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
of building a NOP_EXPR.
(c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
NOP_EXPR.
* c-convert.c (convert): Use fold_convert instead of building
NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
#if 0 code.
* c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
NOP_EXPR the same as CONVERT_EXPR.
* c-typeck.c (build_function_call): Use fold_convert instead of
building a NOP_EXPR directly.
(build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2005-12-03 Alan Modra <amodra@bigpond.net.au>
PR rtl-optimization/25197
* dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
have a reg.
2005-12-02 Stuart Hastings <stuart@apple.com>
* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
warning.
2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
* c-typeck.c (default_function_array_conversion,
build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
(build_conditional_expr): Apply integer_zerop to orig_op1 and
orig_op2. Don't check them for NOP_EXPR.
(build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
around integer zero.
2005-12-03 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
toc_save_offset, toc_size, lr_size.
(rs6000_stack_info): Use memset rather than bss struct copy to init.
Test rs6000_ra_ever_killed last in condition setting lr_save_p.
Adjust for removal of unused rs6000_stack_t fields.
(debug_stack_info): Adjust.
(rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
first, and don't bother checking for set/inc of lr on sibcalls.
(rs6000_emit_epilogue): Tidy code restoring stack pointer.
2005-12-02 Jakub Jelinek <jakub@redhat.com>
PR target/25199
* config/i386/i386.md (movqi_1): Only force imovx for alternative
5 if operand 1 is not aligned. Undo previous constraint change.
* config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2005-12-02 Richard Guenther <rguenther@suse.de>
* tree.h (build): Remove prototype.
(build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
* tree.c (build): Remove.
(build0_stat): Update comment.
2005-12-02 Richard Guenther <rguenther@suse.de>
* tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
* tree-complex.c (update_complex_assignment, expand_complex_div_wide):
Likewise.
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
maybe_fold_offset_to_component_ref): Likewise.
* tree-ssa-dom.c (thread_across_edge,
simplify_rhs_and_lookup_avail_expr,
find_equivalent_equality_comparison, record_equivalences_from_stmt):
Likewise.
* gimple-low.c (lower_function_body, lower_return_expr): Likewise.
* tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
lower_try_finally_switch): Likewise.
* tree-if-conv.c (add_to_dst_predicate_list,
replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
* gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
gimplify_init_ctor_eval, gimplify_init_constructor,
gimplify_variable_sized_compare, gimplify_boolean_expr,
gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
gimplify_expr, gimplify_body, gimplify_function_tree,
force_gimple_operand): Likewise.
* tree-ssa-pre.c (create_expression_by_pieces): Likewise.
* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
mx_register_decls): Likewise.
* tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
get_frame_field, finalize_nesting_tree_1): Likewise.
* tree-inline.c (setup_one_parameter): Likewise.
* tree-vect-transform.c (vectorizable_condition): Likewise.
* tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
Likewise.
* tree-profile.c (tree_gen_edge_profiler): Likewise.
* tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
* c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
* tree-chrec.h (build_polynomial_chrec): Likewise.
2005-12-02 Richard Guenther <rguenther@suse.de>
* config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
* config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
* config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
* config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
* config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
* config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
Likewise.
* config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
sh_adjust_unroll_max): Likewise.
* config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
* config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
* config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
Likewise.
* config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
Likewise.
* config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
Likewise.
2005-12-02 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
simplify_cond_using_ranges): Use buildN instead of build.
* tree-tailcall.c (adjust_accumulator_values,
adjust_return_value): Likewise.
* tree-sra.c (generate_one_element_ref, generate_copy_inout,
generate_element_copy, generate_element_zero,
generate_one_element_init): Likewise.
* tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
* lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
perfect_nestify): Likewise.
2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (pa_secondary_reload): Revise initialization of variable regno.
2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
* ggc.h (GGC_RESIZEVEC): New.
2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* gcc.c (execute): Improve readability.
2005-12-02 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (mark_used_vars): New function.
(dump_function_to_file): Dump only used VAR_DECLs.
2005-12-02 Richard Guenther <rguenther@suse.de>
* convert.c (convert_to_integer): Fix compare for nonpositive
constant to use tree_int_cst_sgn <= 0.
2005-12-02 Richard Guenther <rguenther@suse.de>
* convert.c (convert_to_integer): Use fold_convert instead
of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
instead of comparing against 0. Use build_int_cst instead
of converting integer_zero_node.
2005-12-02 Richard Guenther <rguenther@suse.de>
* tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
and RROTATE_EXPR.
2005-12-02 Alan Modra <amodra@bigpond.net.au>
PR target/21017
* combine.c (simplify_logical <IOR>): Simplify more patterns to
rotates.
2005-12-02 Alan Modra <amodra@bigpond.net.au>
PR middle-end/25176
* function.c (expand_function_end): Emit blockage for unwinder
after return label.
2005-12-01 Roger Sayle <roger@eyesopen.com>
* tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
* tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
integer constant comparisons.
2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
Janis Johnson <janis187@us.ibm.com>
David Edelsohn <dje@watson.ibm.com>
Ben Elliston <bje@au.ibm.com>
* dfp.h, dfp.c: New files.
* Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
(DECNUM_H): Likewise.
(LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
(INCLUDES): Append $(DECNUMINC).
(OBJS-common): Add dfp.o.
(dfp.o): New rule.
* real.h (EXP_BITS): Pinch one bit to ..
(struct real_value): Add decimal field.
(real_format): Change table size, update documentation.
(REAL_MODE_FORMAT): Update for to handle float, decimal float.
(real_from_string3): Declare.
(decimal_single_format): Declare.
(decimal_double_format): Declare.
(decimal_quad_format): Declare.
(REAL_VALUE_TO_TARGET_DECIMAL32): New.
(REAL_VALUE_TO_TARGET_DECIMAL64): New.
(REAL_VALUE_TO_TARGET_DECIMAL128): New.
* real.c: Include dfp.h.
(normalize): Early return for decimal floats.
(do_add): Zero decimal field.
(do_compare): Call do_decimal_compare for decimal floats.
(do_fix_trunc): Likewise, call decimal_do_fix_trunc.
(real_arithmetic): Call decimal_real_arithmetic for decimal
floating point operands.
(real_identical): If a and b are of differing radix, return false.
(real_to_integer): Call decimal_real_to_integer if the value is a
decimal float.
(real_to_integer2): Likewise, call decimal_real_to_integer2.
(real_to_decimal): Likewise, call decimal_real_to_decimal.
(real_to_hexadecimal): Place "N/A" in the return string for
decimal float.
(real_from_string3): New variant, given a mode.
(real_maxval): Use decimal_real_maxval for decimal floats.
(round_for_format): Use decimal_round_for_format for decimals.
(real_convert): Use decimal_real_convert where appropriate.
(significand_size): Handle base 10.
(encode_decimal_single, decode_decimal_single,
encode_decimal_double, decode_decimal_double, encode_decimal_quad,
decode_decimal_quad): New functions.
(decimal_single_format): New.
(decimal_double_format): New.
(decimal_quad_format): New.
* machmode.def: Add SD, DD and TD decimal floating point modes.
* machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
Include MODE_DECIMAL_FLOAT.
(DECIMAL_FLOAT_MODE_P): New.
* mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
* genmodes.c (struct mode_data): Add counter field.
(struct mode_data): Update comment for format.
(blank_mode): Initialise counter field.
(new_mode): Increment counter field for each mode defined.
(complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
using a format.
(make_complex_modes): Handle modes containing `D'.
(DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
(make_decimal_float_mode): New.
(reset_float_format): Handle MODE_DECIMAL_FLOAT.
(cmp_modes): Compare counter field if other characteristics
similar.
(emit_real_format_for_mode): Support formats for decimal floats.
* doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
Document MODE_DECIMAL_FLOAT.
2005-12-02 Alan Modra <amodra@bigpond.net.au>
* simplify-rtx.c (simplify_plus_minus): Do simplify constants.
Delete dead code.
2005-12-01 Richard Henderson <rth@redhat.com>
* optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
* config/pa/pa.c (pa_init_builtins): If we detect
DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
putc_unlocked.
2005-12-01 Richard Guenther <rguenther@suse.de>
* fold-const.c (fold_binary): Use fold_build2, not
fold (build (...)).
2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
* config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
* vec.h (VEC_block_remove): New.
2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
PR c/13384
* c-common.c (lvalue_error): Fix wording.
2005-12-01 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
thinko in last patch.
2005-12-01 Geoffrey Keating <geoffk@apple.com>
* config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
than -flat_namespace.
2005-12-01 Ben Elliston <bje@au.ibm.com>
* mklibgcc.in: Parameterise the script to build soft float
functions by iterating over each type, rather than cloning the
code for each type.
2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/25158
* builtins.c (fold_builtin_fputs): Defer check for missing
replacement functions.
2005-11-30 Kean Johnston <jkj@sco.com>
* config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2005-11-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/22501
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
function split out from ...
(forward_propagate_addr_expr): ... here. Use it to propagate
ADDR_EXPRs to all uses.
2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
* builtins.c (expand_builtin_mathfn): Use them.
(expand_builtin_mathfn_2): Likewise.
(expand_builtin_mathfn_3): Likewise.
(expand_builtin_int_roundingfn): Likewise.
(expand_builtin): Likewise.
(integer_valued_real_p): Likewise.
(fold_builtin_int_roundingfn): Likewise.
(fold_builtin_bitop): Likewise.
(fold_builtin_logarithm): Likewise.
(fold_builtin_1): Likewise.
* convert.c (convert_to_integer): Likewise.
* fold-const.c (negate_mathfn_p): Likewise.
(tree_expr_nonnegative_p): Likewise.
2005-11-30 Dale Johannesen <dalej@apple.com>
Andrew Pinski <pinskia@physics.uc.edu>
* combine.c (find_split_point): Sign extend bitmask
when changing bitfield assignment to IOR of AND.
2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
* config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
clobber to scratch reg.
(*decrement_and_branch_until_zero_no_clobber): Remove.
(decrement_and_branch peephole): Add dummy scratch reg to pattern.
(mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
* config/ms1/ms1.opt (mmul): Remove.
* config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
(LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Bernd Schmidt <bernd.schmidt@analog.com>
* pa/predicates.md (symbolic_operand): Add comment.
* pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
* pa/pa-protos.h (pa_secondary_reload_class): Delete.
* pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
(pa_secondary_reload_class): Delete.
(pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
and pa_secondary_reload_class. Reorder some checks. Update inline
copy of symbolic operand.
* pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
* loop-doloop.c (add_test): Only add jump notes if we did emit a
jump.
2005-11-30 Jeff Law <law@redhat.com>
* tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2005-11-30 Jakub Jelinek <jakub@redhat.com>
* config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
(ia64_expand_move): Adjust caller.
* config/ia64/ia64.c (ia64_expand_atomic_op): Only use
fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
negate VAL.
2005-11-30 Paolo Bonzini <bonzini@gnu.org>
* simplify-rtx.c (simplify_plus_minus): Remove final parameter.
Always produce an output if we can remove NEGs or canonicalize
(minus (minus ...)) expressions. Provide a fast path for the
two-operand case.
(simplify_gen_binary): Do not call simplify_plus_minus.
(simplify_binary_operation_1): Reassociate at the end of the
function.
2005-11-29 Evan Cheng <evan.cheng@apple.com>
* config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
moves and unpack to speed up.
2005-11-29 David S. Miller <davem@sunset.davemloft.net>
* config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
argument, they are always sparc_compare_op0 and sparc_compare_op1.
(gen_v9_scc): Update callers.
* config/sparc/sparc.md: Likewise.
* config/sparc/sparc-protos.h: Update extern declaration.
* tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
* fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
the if.
2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
* fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
(fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
(negate_expr): Here.
2005-11-29 Ben Elliston <bje@au.ibm.com>
* config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
Fix typo in comment.
2005-11-29 Ben Elliston <bje@au.ibm.com>
* Makefile.in (clean-target): Depend on clean-target-libgcc.
(clean-target-libgcc): Import rule from the top-level Makefile.in.
2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/20109
PR middle-end/25120
* builtins.c (init_target_chars): New.
(expand_builtin_printf, expand_builtin_fprintf,
expand_builtin_sprintf, fold_builtin_sprintf,
maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
fold_builtin_snprintf_chk, fold_builtin_printf,
fold_builtin_fprintf): Check for matching format strings using
the target charset.
2005-11-29 Paul Brook <paul@codesourcery.com>
* config.gcc: Do not use fixproto on m68k-elf.
2005-11-28 Roger Sayle <roger@eyesopen.com>
* expmed.c (div_cost): Replace with...
(sdiv_cost, udiv_cost): New.
(init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
Rename the div and mod fields, used to initialize sdiv_pow2_cheap
and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
(expand_divmod): Replace use of div_cost with either sdiv_cost
or udiv_cost depending upon the signedness of the operation.
2005-11-28 Alexandre Oliva <aoliva@redhat.com>
PR libfortran/24991
* config/darwin.c (machopic_indirection_name,
machopic_output_indirection): Follow transparent alias chain.
2005-11-28 Alexandre Oliva <aoliva@redhat.com>
* varasm.c (ultimate_transparent_alias_target): Add comment.
2005-11-28 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
SET_SRC instead of XEXP where appropriate.
2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
* config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
__builtin_expect.
2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
* config/fp-bit.h (LSHIFT): Take shift count parameter.
* config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
bit at a time.
2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_secondary_reload): Renamed from
secondary_input_reload_class, made static. Adapt to new
infrastructure.
(secondary_output_reload_class): Delete.
(TARGET_SECONDARY_RELOAD): New macro.
* config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
PR c++/21166
* c-decl.c (finish_struct): Only set DECL_PACKED on a field
when its natural alignment is > BITS_PER_UNIT.
* stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
* c-common.c (handle_packed_attribute): Ignore packing on a field
whose type is naturally char aligned.
2005-11-28 Richard Guenther <rguenther@suse.de>
* c-common.c (strict_aliasing_warning): Handle all
component-ref like accesses.
2005-11-28 Roger Sayle <roger@eyesopen.com>
Uros Bizjak <uros@kss-loka.si>
PR middle-end/20219
* fold-const.c (fold binary) <RDIV_EXPR>: Optimize
sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
when flag_unsafe_math_optimizations is set and
we don't care about NaNs or Infinities.
Move x/expN(y) and x/pow(y,z) transformation into common
flag_unsafe_math_optimizations section.
2005-11-27 Mark Mitchell <mark@codesourcery.com>
* gcc.c (main): Change type of argv to "char **".
2005-11-28 Alan Modra <amodra@bigpond.net.au>
* doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
small data sections.
* config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
* config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
* config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
output locals to sbss if !rs6000_elf_in_small_data_p.
(ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2005-11-28 Alan Modra <amodra@bigpond.net.au>
PR target/24997
* config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
generated by reload.
* config/rs6000/predicates.md (indexed_or_indirect_operand): Use
indexed_or_indirect_address.
(indexed_or_indirect_address): Don't test for base reg. Call
address_operand last. Make it a special predicate.
2005-11-27 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.c (notice_update_cc): Remove useless code.
2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24575
* fold-const.c (negate_expr_p): Add case for signed divides if overflow
is undefined.
(negate_expr): Likewise.
2005-11-27 Andreas Schwab <schwab@suse.de>
* config/m68k/m68k.c: Reindent and fix whitespace, remove
redundant parens.
2005-11-27 Steven Bosscher <stevenb@suse.de>
* cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
has EH predecessor edges.
2005-11-26 Eric Christopher <echristo@apple.com>
* config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
register stalls by zero extending to the full register.
2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
* config/floatunsisf.c, config/floatunsidf.c,
config/floatunsixf.c, config/floatunsitf.c: New files.
* config/ia64/t-hpux: Add floatunsitf.c.
* config/ia64/ia64.c (ia64_init_libfuncs): Use
_U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2005-11-26 Richard Henderson <rth@redhat.com>
* c-lex.c (pragma_lex): Rename from c_lex.
* c-pch.c: Update for pragma_lex rename.
* c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
* config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
* config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
* config/sol2-c.c, config/v850/v850-c.c: Likewise.
* doc/tm.texi: Likewise.
2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23669
* fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
when overflow is undefined.
2005-11-26 Hans-Peter Nilsson <hp@axis.com>
* doc/md.texi (Insn Canonicalizations): Refer to the
function commutative_operand_precedence for further rules.
2005-11-25 Roger Sayle <roger@eyesopen.com>
PR middle-end/21309
* expmed.c (choose_mult_variant): Return immediately when mult_cost
is less than zero. Limit mult_cost to a reasonable upper bound for
the synthetic multiplication sequence.
2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/25022
* builtins.c (expand_builtin_printf, expand_builtin_fprintf,
fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
Lookup the explicit replacement functions for any unlocked
stdio builtin transformations.
2005-11-25 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
earlyclobber.
* targhooks.c (default_secondary_reload): Don't require operand 2
for an input reload to be earlyclobber.
2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* fold-const.c (negate_mathfn_p): Fix comment and add support
for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
BUILT_IN_ATANH.
2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
PR middle-end/24998
* config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
_Q_ulltoq for unsigned conversions from SImode and DImode to
TFmode.
2005-11-25 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/ppc64-fp.c (__floatunditf): New function.
(__floatundidf, __floatundisf): Likewise.
2005-11-25 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
(rs6000_override_options): Remove initialization of
rs6000_sr_alias_set.
(rs6000_emit_eh_reg_restore): Use gen_frame_mem.
(rs6000_emit_stack_tie): Same.
(emit_frame_save): Same.
(gen_frame_mem_offset): Same.
(rs6000_emit_prologue): Same.
(rs6000_emit_epilogue): Same.
2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24989
* fold-const.c (fold_build): Convert bool_var != 1 and
bool_var == 0 to !bool_var.
2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24990
* fold-const.c (fold_binary): Fold (~a) == C to a == ~C
for C being INTEGER_CST. Likewise for !=.
2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
PR middle-end/24998
* config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
unsigned conversions from SImode to TFmode.
2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
* expr.c (expand_expr_real_1): Fix error in last change.
2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
* caller-save.c: (this_insn_sets): Move into:
(save_call_clobbered_regs).
(mark_set_regs): Get this_insn_sets from data.
(save_call_clobbered_regs): Take sets of the return value by
sibcalls into account.
2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
PR target/21623:
* regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
(init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
(memory_move_secondary_cost, init_reg_autoinc): Remove
SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
secondary_reload_class call.
(copy_cost): Likewise. Add new parameter prev_sri. Changed all
callers.
* reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
(push_secondary_reload): Use secondary_reload target hook.
(secondary_reload_class, scratch_reload_class): New functions.
(push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
* reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
(secondary_reload_class, scratch_reload_class): Declare.
* reload1.c: Include target.h.
(reload_adjust_reg_for_temp): New function.
(reload_adjust_reg_for_icode): Likewise.
(choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
call.
(emit_input_reload_insns): Likewise. Rewrite secondary reload checks
for inheritance. Support case when both secondary & tertiary reloads
are for intermediate registers.
(emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
with secondary_reload_class call. Support case when both secondary
& tertiary reloads are for intermediate registers.
* target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
(TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
* target.h (secondary_reload_info): New struct / typedef.
(struct gcc_target): New member secondary_reload.
* targhooks.c Include reload.h, optabs.h and recog.h.
(default_secondary_reload): New function.
* targhooks.h (default_secondary_reload): Declare.
* doc/tm.texi: Document secondary_reload target hook. Update
description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
* doc/md.texi: Likewise.
* sh-protos.h (sh_secondary_reload): Declare.
* sh.c (TARGET_SECONDARY_RELOAD): Override.
(sh_secondary_reload): New function.
* sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
(SECONDARY_INPUT_RELOAD_CLASS): Likewise.
(HAVE_SECONDARY_RELOADS): Define.
* sh.md (reload_indf): Rename to:
(reload_indf__frn).
(reload_outdf): Rename to:
(reload_outdf__RnFRm).
(reload_insf): Rename to:
(reload_insf__frn).
(reload_insi): Rename to:
(reload_insi__i_fpul).
2005-11-24 Uros Bizjak <uros@kss-loka.si>
* configure.ac: Require at least texinfo 4.4.
* configure: Regenerate.
* doc/install.texi (Tools/packages necessary for building GCC):
Update required version of texinfo to at least 4.4.
(Installing GCC: Building): Update required version of texinfo
to at least 4.4.
(Installing GCC: Final installation): Update required version
of texi2dvi to at least 4.4.
(Host/target specific installation notes for GCC): Update required
version of texinfo to at least 4.4.
2005-11-24 Richard Guenther <rguenther@suse.de>
Dirk Mueller <dmueller@suse.de>
PR c++/14024
* c-common.h (strict_aliasing_warning): Declare.
* c-common.c (strict_aliasing_warning): New function,
split out from ...
* c-typeck.c (build_c_cast): ... here.
2005-11-24 Paolo Bonzini <bonzini@gnu.org>
* optabs.c (expand_binop): Use swap_commutative_operands_with_target
to order operands.
(swap_commutative_operands_with_target): New.
2005-11-24 Paolo Bonzini <bonzini@gnu.org>
* gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
also when doing PRE, rather than only for global CPROP.
2005-11-24 Ben Elliston <bje@au.ibm.com>
* machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
* optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
formatting.
(expand_twoval_unop): Likewise.
(widen_clz): Likewise.
(expand_parity): Likewise.
(expand_unop): Likewise.
(emit_cmp_and_jmp_insn_1): Likewise.
(prepare_float_lib_cmp): Likewise.
2005-11-24 Ben Elliston <bje@au.ibm.com>
* optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
Remove unused `class' variable.
2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
PR c++/21667
* c-typeck.c (build_array_ref): Avoid code duplicate. Use common
C/C++ diagnostic function warn_array_subscript_with_type_char.
* c-common.h (warn_array_subscript_with_type_char): Declare.
* c-common.c (warn_array_subscript_with_type_char): Define.
2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
PR c/21668
* c-decl.c (grokdeclarator): Don't warn for 'extern const' when
compiling at the intersection of C and C++.
2005-11-23 Mark Mitchell <mark@codesourcery.com>
* doc/invoke.texi: For man pages, include gcc-vers.texi.
List @file in the option summary. Include the libiberty
documentation for @file.
* gcc.c (main): Call expandargv.
* Makefile.in (gcc-vers.texi): Define srcdir.
2005-11-23 Diego Novillo <dnovillo@redhat.com>
* passes.c (init_optimization_passes): Document
sequencing of passes.
2005-11-23 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/predicates.md (pcrel_address, extend_operator,
post_inc_operand, pre_dec_operand): Remove redundant
conditionals.
(const_uint32_operand, const_sint32_operand): Use gcc_assert
instead of abort.
(valid_dbcc_comparison_p): Rewrite in the lisp style.
2005-11-23 Ben Elliston <bje@au.ibm.com>
* dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
Preparatory work for PR target/21623:
* alpha.c (secondary_reload_class): Rename to:
(alpha_secondary_reload_class).
* alpha.h, alpha-protos.h: Likewise.
* mn10300.c (secondary_reload_class): Rename to:
(mn10300_secondary_reload_class).
* mn10300.h, mn10300-protos.h: Likewise.
* pa.c (secondary_reload_class): Rename to:
(pa_secondary_reload_class).
* pa.h, pa-protos.h: Likewise.
* rs6000.c (secondary_reload_class): Rename to:
rs6000_secondary_reload_class.
* rs6000.h, rs6000-protos.h: Likewise.
2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/22561
* tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2005-11-22 Ian Lance Taylor <ian@airs.com>
* optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
a mode_class.
(prepare_cmp_insn): Likewise.
2005-11-22 Kazu Hirata <kazu@codesourcery.com>
PR target/23435
* m68k.md (zero_extendsidi2): Force operands[1] to a register
if both operands[0] and operands[1] are memory.
2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23606
* fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
COMPARISON_CLASS_P and an integral types create create a new
expression with the new type and fold that.
2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
PR target/24988
* config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
to SUBTARGET_OS_CPP_BUILTINS.
2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.c (emit_set_insn): New function.
(arm_split_constant): Call it.
(arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
(arm_legitimize_address): Likewise. Use plus_constant.
(arm_expand_prologue): Likewise. Use VOIDmode in SET.
(thumb_expand_prologue): Likewise.
(arm_gen_load_multiple): Use VOIDmode in SET.
(arm_gen_store_multiple): Likewise.
(vfp_emit_fstmx): Likewise. Use plus_constant.
(emit_multi_reg_push): Likewise.
(emit_sfm): Use plus_constant.
2005-11-23 Alan Modra <amodra@bigpond.net.au>
PR target/24954
* config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
typo last change.
2005-11-22 Alan Modra <amodra@bigpond.net.au>
PR middle-end/24950
* expmed.c (store_bit_field): Don't attempt to insv a field
larger than the reg.
2005-11-22 Alan Modra <amodra@bigpond.net.au>
PR target/24954
* config/rs6000/predicated.md (easy_vector_constant_add_self): Use
explicit sign extension, not a (char) cast.
2005-11-22 Ben Elliston <bje@au.ibm.com>
* optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
GET_MODE_CLASS (x) == MODE_FLOAT.
* config/i386/i386.c: Likewise.
* config/rs6000/xcoff.h: Likewise.
* config/rs6000/linux64.h: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/rs6000/rs6000.h: Likewise.
* config/rs6000/predicates.md: Likewise.
* config/rs6000/sysv4.h: Likewise.
2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
flag_pic is set.
* config/alpha/freebsd.h, config/alpha/linux.h,
config/arm/linux-elf.h, config/bfin/bfin.h,
config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
config/i386/beos-elf.h, config/i386/gnu.h,
config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
config/rs6000/linux64.h, config/rs6000/sysv4.h,
config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
config/sh/linux.h, config/sh/sh.h, config/sol2.h,
config/sparc/linux.h, config/sparc/linux64.h,
config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
* doc/invoke.texi: Document that the macros __pic__ and __PIC__
are both defined when either flag -fpic or -fPIC are used.
2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
* config/fp-bit.c (clzusi): New function.
(si_to_float, usi_to_float): Use it to compute proper shift.
(usi_to_float): Preserve guard bits when shifting right.
* libgcc-std.ver (GCC_4.2.0): New version.
* libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
__floatundisf): New functions.
* libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
__floatundisf): Declare.
* mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
_floatundixf, and _floatunditf.
* optabs.c (expand_float): If target does not define a pattern for
signed or unsigned conversion, use an unsigned libcall instead of
a signed one.
(init_optabs): Initialize ufloat_optab.
2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.opt (mmulhw): New option.
* doc/invoke.texi (-mmulhw): Document.
* config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
for 405 and 440.
* config/rs6000/rs6000.md: Add half-word multiply and
multiply-accumulate instructions for 405 and 440.
2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
* config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
which matches behavior of gcc 4.0 and older for RTEMS targets. The
default now includes a linker group which makes the RTEMS one nest.
2005-11-22 Ben Elliston <bje@au.ibm.com>
* cse.c (fold_rtx): Typo fix.
(find_comparison_args): Pass the mode of arg1, not arg1 itself.
2005-11-21 Richard Henderson <rth@redhat.com>
* c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
* c-tree.h (lookup_name): Move declaration ...
* c-common.h (lookup_name): ... here.
* config/darwin-c.c: Include c-common.h.
* config/t-darwin: Update dependencies.
2005-11-22 Ben Elliston <bje@au.ibm.com>
* optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
* genopinit.c (gen_insn): Likewise.
* reload.c (find_equiv_reg): Likewise.
* loop.c (load_mems): Likewise.
* rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
* cse.c (find_comparison_args, fold_rtx): Likewise.
* dwarf2out.c (add_const_value_attribute): Likewise.
* expr.c (convert_move): Likewise.
* recog.c (general_operand, register_operand): Likewise.
* reg-stack.c (replace_reg): Likewise.
* tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
* c-common.c (handle_vector_size_attribute): Likewise.
* simplify-rtx.c (simplify_const_unary_operation): Likewise.
(simplify_binary_operation_1): Likewise.
(simplify_const_binary_operation): Likewise.
(simplify_relational_operation): Likewise.
(simplify_const_relational_operation): Likewise.
(simplify_immed_subreg): Likewise.
* emit-rtl.c (gen_lowpart_common): Likewise.
* expmed.c (expand_mult): Likewise.
* stor-layout.c (layout_type): Likewise.
2005-11-21 Paolo Bonzini <bonzini@gnu.org>
PR target/24951
* config/rs6000/rs6000.c (output_vec_const_move): Load cst and
cst2 only for SPE vectors.
2005-11-21 David Edelsohn <edelsohn@gnu.org>
PR target/24953
* config/rs6000/predicates.md (vrsave_operation): Check
UNSPEC_VOLATILE value.
2005-11-21 Jan Hubicka <jh@suse.cz>
PR tree-optimization/24653
* tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2005-11-21 Uros Bizjak <uros@kss-loka.si>
* config/i386/predicates.md (ax_reg_operand): New predicate.
(memory_displacement_only_operand): New predicate.
* config/i386/i386.md ("modrm" attribute): Return 0 if one
operand is AX register and the other operand is memory operand
with displacement only.
2005-11-21 Uros Bizjak <uros@kss-loka.si>
* fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
if we don't care about NaNs or Infinities.
2005-11-20 Ian Lance Taylor <ian@airs.com>
PR rtl-optimization/24883
* combine.c (combinable_i3pat): When checking whether the
destination of i3 is used in i3, consider paradoxical subregs.
2005-11-21 Kazu Hirata <kazu@codesourcery.com>
PR middle-end/20583
* cse.c (cse_insn): Reject invalid forms of CONST earlier.
2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
* combine.c (try_combine): Do not run subst on i1src and i2src in
the case of generating a PARALLEL for a comparison.
2005-11-20 Richard Henderson <rth@redhat.com>
PR 24931
* tree-sra.c (struct sra_elt): Add all_no_warning.
(struct sra_walk_fns) <use>: Add use_all argument.
(sra_walk_expr): Pass it.
(sra_walk_modify_expr): Likewise.
(scalarize_ldst): Likewise.
(scan_use): Update for new argument.
(mark_no_warning): New.
(scalarize_use): Use it.
2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
* expr.c (expand_expr_real): Use usmul_optab for widening
signed * unsigned multiplies.
* genopinit.c (optabs): Add usmul_widen_optab.
* optabs.c (init_optabs): Likewise.
* optabs.h (enum optab_index): Add OTI_usmul_widen.
(usmul_widen_optab): Define.
* config/bfin/bfin.md (usmulhisi3): New pattern.
* doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2005-11-20 Graham Stott <btinternet.com>
* gensupport.c (std_preds): Fixed extraneous `false` in last change.
2005-11-20 Andreas Schwab <schwab@suse.de>
PR target/24757
* config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
insn.
2005-11-19 Richard Henderson <rth@redhat.com>
PR tree-opt/24665
* tree-gimple.c (is_gimple_id): Export.
* tree-gimple.h (is_gimple_id): Declare.
* tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
(get_default_value): Use it.
(maybe_fold_stmt_indirect): Likewise.
2005-11-19 James A. Morrison <phython@gcc.gnu.org>
* tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
than VR1 or vice-versa.
2005-11-19 Hans-Peter Nilsson <hp@axis.com>
PR middle-end/24912
PR middle-end/24750
* reload.c (find_reloads_address_1): Mention dependency on
gen_reload.
* reload1.c (gen_reload): For IN with an unary operation, try
moving inner expression to OUT if trivial SET is not valid.
Confirm that the result is valid. Move common code block into...
(emit_insn_if_valid_for_reload): New function.
2005-11-19 Richard Guenther <rguenther@suse.de>
* fold-const.c (fold_indirect_ref_1): Make sure we fold
ARRAY_REFs of constant strings.
2005-11-19 Jakub Jelinek <jakub@redhat.com>
* gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
fatal format string.
2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
* combine.c (make_compound_operation): Swap operands of
commutative operation if necessary before returning.
2005-11-19 Richard Guenther <rguenther@suse.de>
PR middle-end/23294
* fold-const.c (fold_plusminus_mult_expr): New function.
(fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
cases, remove now unnecessary code.
2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
* gensupport.c (old_preds): Rename to std_preds, add special field.
(struct old_pred_table): Rename to struct std_pred_table, add special
field.
(NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
(NUM_OLD_SPECIAL_MODE_PREDS): Remove.
(init_predicate_table): Adjust, and set along the way whether a
predicate is special.
2005-11-18 Mark Mitchell <mark@codesourcery.com>
* BASE-VER: Change to 4.2.0.
2005-11-18 James E Wilson <wilson@specifix.com>
* builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
returning it.
2005-11-18 Mike Stump <mrs@apple.com>
* c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
* config/darwin-c.c (darwin_pragma_unused): Likewise.
* c-decl.c (lookup_name_two) Remove.
* c-tree.h (lookup_name_two): Remove.
* c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
* langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
(LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
* langhooks.h (lang_hooks_for_decls): Add lookup_name.
2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/24914
* arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
when not generating code to use that co-processor.
2005-11-18 James A. Morrison <phython@gcc.gnu.org>
* tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
these functions are now in tree-phinodes.c.
2005-11-18 Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.md (trap): New pattern.
2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
on types.
* expr.c (expand_expr_real): Don't call record_block_change unless
ib_boundaries_block is non-null
* postreload.c (reload_cse_move2add): Don't try to work with BImode.
* fold-const.c (build_range_check): Use proper type for subtraction
when merging lower bound.
2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/24497
* loop-unroll.c (apply_opt_in_copies): Do not verify equality of
the copied insn.
2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
* tree-scalar-evolution.c (expression_expensive_p): New function.
(scev_const_prop): Use compute_overall_effect_of_inner_loop.
2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/crtlibid.s: New file.
2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/24348
* config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
when not using sjlj exceptions.
* config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
* config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
* config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
* config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
* config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
* config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
(FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
defines.
* config/pa/hpux-unwind.h: New file.
2005-11-17 Alexandre Oliva <aoliva@redhat.com>
* config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
* defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
* varasm.c (do_assemble_alias): Adjust call.
(weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
is defined.
* doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2005-11-17 James E Wilson <wilson@specifix.com>
* tree.def (FUNCTION_DECL): Correct typo in comment.
2005-11-17 Richard Henderson <rth@redhat.com>
* dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
(lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
and DW_CFA_def_cfa_sf.
(def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
(dbx_reg_number): Don't assert particular registers here.
(based_loc_descr): ... do it here instead. Fold in ...
(eliminate_reg_to_offset): ... this function.
(compute_frame_pointer_to_cfa_displacement): Fold in the effects
of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
* unwind-dw2.c (execute_cfa_program): Apply data align factor
to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
* function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
(instantiate_virtual_regs): Likewise.
* var-tracking.c (adjust_stack_reference): Likewise.
* doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
* config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
* config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
crtlibid.o.
($(T)crtlibid.o): New rule.
2005-11-16 Richard Guenther <rguenther@suse.de>
PR middle-end/24851
* fold-const.c (extract_array_ref): Return byte offset
in all cases.
(fold_binary): Fold &x[a] CMP &x[b] to
a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
behavior.
2005-11-16 Richard Henderson <rth@redhat.com>
PR middle-end/23497
* tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
parts of an SSA_NAME.
2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/24861
* arm.md (split for movsf with immediate): Restrict split to insns
that set a general register.
2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
* config/ia64/unwind-ia64.c (uw_advance_context): New. Call
uw_update_context.
* unwind-dw2.c (uw_advance_context): Likewise.
* unwind-sjlj.c (uw_advance_context): Likewise. Also call
_Unwind_SjLj_Unregister.
* unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
* unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
* config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
langhook to get a DImode integer type.
2005-11-16 Richard Henderson <rth@redhat.com>
J"orn Rennecke <joern.rennecke@st.com>
Ulrich Weigand <uweigand@de.ibm.com>
PR rtl-opt/24160
PR target/24621
* reload1.c (reg_equiv_invariant): New.
(reload): Allocate, initialize, and free it.
(calculate_needs_all_insns): Check it when skipping equivalence
setting insns.
(alter_reg): Likewise.
(eliminate_regs_1): Rename from eliminate_regs. Add new
may_use_invariant argument; only use reg_equiv_invariant when true.
(eliminate_regs): New.
(eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
a context for which may_use_invariant may be true.
2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (const_binop): Don't constant fold the operation
if the result has overflowed and flag_trapping_math.
* simplify-rtx.c (simplify_const_binary_operation): Likewise.
2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/unwind-arm.c (abort): Add prototype here.
(UCB_FORCED_STOP_ARG): Correct typo in macro argument.
(struct phase1_vrs): Add prev_sp.
(unwind_phase2_forced): Save the original core registers instead of
modifying entry_vrs. Take a new flag argument for resuming unwinding
and set action flags accordingly. Always set _US_END_OF_STACK when
get_eit_entry fails. Unwind before calling the stop function.
(_Unwind_GetCFA): New function.
(__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
(__gnu_Unwind_Resume_or_Rethrow): Likewise.
(__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
just call unwind_phase2_forced.
(_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
* config/arm/unwind-arm.h (abort): Remove prototype.
(_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
prototypes.
(_Unwind_GetCFA): New prototype.
* config/arm/pr-support.c (abort): Add prototype here.
* unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
forced unwinding.
* config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
not schedule the prologue with non-call exceptions and EABI.
2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
* config/arm/unwind-arm.h: Reorder interface function declarations.
(_URC_END_OF_STACK): New enumeration value.
(_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
(struct _Unwind_Control_Block): Document reserved field use.
(_Unwind_Stop_Fn): New typedef.
(_Unwind_ForcedUnwind): Declare.
(_Unwind_Resume_or_Rethrow): Declare.
* config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
argument. Adjust.
(_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
* config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
(UCB_FORCED_STOP_ARG): New.
(search_EIT_table): Update boundary condition checks.
(get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
(unwind_phase2): Replace for with do..while.
(unwind_phase2_forced): New.
(__gnu_Unwind_RaiseException): Replace for with do..while.
(__gnu_Unwind_ForcedUnwind): New.
(__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
Use appropriate phase2 unwinder.
(__gnu_Unwind_Resume_or_Rethrow): New.
(__gnu_unwind_pr_common): Cope with forced unwinding.
2005-11-16 David Edelsohn <edelsohn@gnu.org>
PR target/24772
* config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
* config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
roundsf2): Remove "s" from mnemonic.
2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/crti.s (__init, __fini): Use appropriate prologue if
__PIC__ is defined.
* config/bfin/crtn.s: Change epilogues to match.
* config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
__PIC__ and __pic__.
2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
PR 24357
* doc/invoke.texi: Distinguish between free and fixed form instead of
Fortran and Fortran 90/95. Remove ratfor from the list of supported
languages.
* gcc.c (default_compilers): Remove double entries, add entries for
suffixes '.F90' and '.F95'.
2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
* config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
in the stack probing loop.
2005-11-15 David Edelsohn <edelsohn@gnu.org>
* configure.ac: Use .machine power5 not power5x.
* configure: Regenerate.
2005-11-15 Mike Stump <mrs@apple.com>
* c-decl.c (lookup_name_two): Add.
* c-tree.h (lookup_name_two): Likewise.
* c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
* config/darwin-c.c (darwin_pragma_unused): Likewise.
2005-11-16 Alan Modra <amodra@bigpond.net.au>
PR rtl-optimization/23392
* regrename.c (enum scan_actions) Add mark_access.
(scan_actions_name): Ditto.
(scan_rtx_reg): Handle mark_access.
(scan_rtx_address): Do nothing for mark_access.
(build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
and regs in REG_INC notes before closing chains for dead regs.
Mark destination regs in REG_FRAME_RELATED_EXPR notes after
opening chains for new writes.
2005-11-15 David Edelsohn <edelsohn@gnu.org>
* c.opt (ffixed-line-length-none): New.
2005-11-15 Steve Ellcey <sje@cup.hp.com>
* mklibgcc.in: Change contents of eh_dummy.c.
2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
* loop.c (scan_loop): Do not insert temporaries for hard registers.
2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
of making syscalls.
* config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2005-11-15 Jan Hubicka <jh@suse.cz>
* invoke.texi (large-unit-insns): Document.
* ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
* params.def (large-unit-insns): New param.
2005-11-15 Hans-Peter Nilsson <hp@axis.com>
PR target/24869
* config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
special register for operand 3. Reindent constraints to align
them vertically.
2005-11-14 David Edelsohn <edelsohn@gnu.org>
* doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
-mpopcntb, -mfprnd. Add -mcpu=power5+.
* configure.ac: Add test for FP rounding instructions.
* configure: Regenerate.
* config.in: Regenerate.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
_ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
features enabled.
* config/rs6000/rs6000.opt (mfprnd): New.
* config/rs6000/rs6000.c (processor_target_table): Add power5+.
(POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
* config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
(TARGET_FPRND): New.
* config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
UNSPEC_FRIZ): New.
(btrunc<mode>2): New.
(ceil<mode>2): New.
(floor<mode>2): New.
(round<mode>2): New.
2005-11-14 Geoffrey Keating <geoffk@apple.com>
* gcc.c (version_compare_spec_function): Use fatal() rather than
abort().
* config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
(SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
* config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
as empty.
* config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
link in crt2.o.
* config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
on -mmacosx-version-min setting.
2005-11-14 Diego Novillo <dnovillo@redhat.com>
PR 24840
* tree-vrp.c (infer_value_range): Return false if STMT is a
block terminator and its basic block has no successors.
2005-11-14 Mike Stump <mrs@apple.com>
* config/i386/i386.c (override_options): -masm=intel isn't
supported on darwin.
* doc/invoke.texi (i386 and x86-64 Options): Likewise.
2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
* crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
vfork after including auto-host.h.
2005-11-15 Alan Modra <amodra@bigpond.net.au>
PR rtl-optimization/22002
* combine.c (distribute_notes): Detect cases where a reg dies
two or more times in a bb, including on the insn we are combining,
and place the death note on the correct range.
2005-11-14 Dale Johannesen <dalej@apple.com>
* expmed.c (store_bit_field): Add offset unconditionally for
memory targets.
(extract_bit_field): Don't force extzv or extv operand into
a register if field is too big.
2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (pic_labelno): New.
(arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
LABEL_REF. Pass only the labelno to PIC insns.
(arm_call_tls_get_addr, legitimize_tls_address): Likewise.
(arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
* arm.md (UNSPEC_PIC_LABEL): New constant.
(pic_add_dot_plus_four, pic_add_dot_plus_eight)
(tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
Use the correct label prefix.
2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (legitimize_tls_address): Use correct rtx for
REQ_EQUIV note.
2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
* loop-invariant.c: Include tm_p.h.
* Makefile.in: Updated.
2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (store_reg): Revise generation of frame notes in large frames.
(set_reg_plus_d): Likewise.
2005-11-13 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/24709
* tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
loop check.
2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
* gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
and duplicate declaration of pthread_self.
2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
Ian Lance Taylor <ian@airs.com>
PR middle-end/24003
* calls.c (expand_call): If TARGET is a MEM and some part of the
argument area has been saved, force TARGET to a register.
2005-11-13 Razya Ladelsky <razya@il.ibm.com>
* ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
checking.
2005-11-13 Jason Merrill <jason@redhat.com>
PR c++/22489
* dwarf2out.c (gen_subprogram_die): Force a declaration die for
lazily declared methods.
(force_decl_die): Stop if forcing out the context already make a
DIE for the decl.
(force_type_die): Likewise.
2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24820
* builtins.c (integer_valued_real_p): Add break in
REAL_CST having TREE_OVERFLOW set.
2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
addressing modes during calculation of costs.
2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
* function.c (assign_stack_local_1): Restrict sanity check
on frame size overflow to 32-bit and above platforms.
2005-11-12 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
* config/cris/cris.c: Include reload.h.
(cris_initial_elimination_offset): New function.
* config/cris/cris-protos.h: (cris_initial_elimination_offset):
Prototype.
2005-11-12 Richard Guenther <rguenther@suse.de>
* gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2005-11-12 Jan Hubicka <jh@suse.cz>
* expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
to compare against 0 when possible.
2005-11-12 Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
* config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
in the new order.
2005-11-12 Hans-Peter Nilsson <hp@axis.com>
* recog.c (constrain_operands) <case 'g'>: For a match, require
that a non-register matches general_operand when strict >= 0.
2005-11-11 Steven Bosscher <stevenb@suse.de>
* loop-invariant.c (move_loop_invariants): Fix a thinko in the
previous checkin.
2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
* tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
(memory_address_same): New.
(dse_optimize_stmt): Call memory_address_same.
2005-11-12 Hans-Peter Nilsson <hp@axis.com>
PR middle-end/24750
* reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
ZERO_EXTEND>: New cases.
2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
* longlong.h (__clz_tab): Always provide.
2005-11-11 Steven Bosscher <stevenb@suse.de>
PR 24265
* loop-invariant.c (may_assign_reg_p): Make sure a hard register
can be assigned to.
(find_invariant_insn): Do the cheapest check, may_assign_reg_p,
before check_maybe_invariant.
(move_invariant_reg): Use gen_move_insn instead of replacing
SET_DEST with the temporary for the invariant.
(move_loop_invariants): If checking is enabled, do internal
consistency checks after completing the pass.
2005-11-11 David Edelsohn <edelsohn@gnu.org>
PR 24644
* common.opt (Wvolatile-register-var): New.
* varasm.c (make_decl_rtl): Only emit warning when option
specified. Clarify warning message.
* doc/invoke.texi (Wvolatile-register-var): Document new option.
* doc/md.texi (copysign): Document standard named pattern.
2005-11-11 Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
bytes when align is 2.
* config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
by the first instruction of the loop.
2005-11-11 Jason Merrill <jason@redhat.com>
PR c++/24686
* gimplify.c (gimplify_cleanup_point_expr): Also save and restore
the cleanup list.
2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/22509
* local-alloc.c (memref_used_between_p): Check whether a function call
could not reference the memref.
2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
* postreload.c (reload_cse_simplify_operands): Fix bug in sorting
algorithm so as to choose the best, not the worst, alternative.
Reset accumulated register class before processing next alternative.
2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/24445
* calls.c (expand_call): Copy a return value to a plain register
if needed.
2005-11-10 Alexandre Oliva <aoliva@redhat.com>
PR target/24778
* varasm.c (assemble_name): Recompute name only for transparent
aliases.
2005-11-10 Hans-Peter Nilsson <hp@axis.com>
* tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2005-11-04 Jeff Law <law@redhat.com>
PR middle-end/23181
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
perform reassociation if the parent statement will not die as
a result of the optimization.
2005-11-10 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-alias.c (compute_may_aliases): Remove call to
delete_old_heap_vars.
* tree-dfa.c (referenced_var_remove): Remove function.
* tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
(delete_tree_ssa): Remove call to delete_old_heapvars.
Add call to delete_alias_heapvars.
* tree-flow.h (referenced_var_remove): Remove prototype
(init_alias_heapvars): New prototype.
(delete_alias_heapvars): Ditto.
* Makefile.in (tree-ssa-structalias.o): Add
gt-tree-ssa-structalias.o
(GTFILES): Add tree-ssa-structalias.h and
tree-ssa-structalias.c.
(s-gtype): Add gt-tree-ssa-structalias.h.
* tree-ssa-structalias.c (heapvars): Remove.
(oldheapvars): Remove.
(heapvar_for_stmt): New variable.
(heapvar_lookup): New function.
(heapvar_insert): Ditto.
(get_constraint_for): See if we have an old heapvar
to reuse.
(init_alias_heapvars): New function.
(delete_alias_heapvars): Ditto.
Add include of gt-tree-ssa-structalias.h.
2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
PR middle-end/22127
* calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (int_fits_type_p): Only look at the base type
if it has the same precision as the original type.
2005-11-10 Jakub Jelinek <jakub@redhat.com>
PR other/4372
* varasm.c (assemble_alias): Use %q+D in the error
message instead of %J and %qD.
2005-11-10 Richard Guenther <rguenther@suse.de>
* gcse.c (free_ldst_entry): Only free hashtable if
it exists.
2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
* function.c (assign_stack_local_1): Issue an error message if
the frame size overflows in the signed target arithmetics.
2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (build_qualified_type): Chain the new type to the original
type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
a POINTER_TYPE or a REFERENCE_TYPE respectively.
(build_pointer_type_for_mode): Only return unqualified types.
(build_reference_type_for_mode): Likewise.
2005-11-09 Jakub Jelinek <jakub@redhat.com>
* Makefile.in (gnucompare): Do comparison of all files using one of
the chosen methods and only afterwards decide if just warning should
be issued or comparison failure raised.
2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
* ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
(noce_try_abs): Negate if the comparison is reversed.
Look only one instruction backwards for a REG_EQUAL note.
2005-11-09 Alexandre Oliva <aoliva@redhat.com>
PR other/4372
* gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
gthr-tpf.h: Define __gthrw. For all identifiers that might
be weak, introduce weakrefs or non-weak aliases with __gthrw,
and prefix all uses with __ghtrw.
2005-11-09 Alexandre Oliva <aoliva@redhat.com>
PR other/4372
* tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
(TREE_DEPRECATED): Adjust comment. Check for a DECL.
* c-common.c (handle_weakref_attribute): New.
(c_common_attribute_table): Add weakref.
* configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
in the assembler.
* configure, config.in: Rebuilt.
* defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
* doc/extend.texi: Document weakref attribute.
* varasm.c (ultimate_transparent_alias_target): New
(assemble_name): Use it.
(weak_finish_1): Split out of...
(weak_finish): ... and deal with weakrefs in...
(weakref_targets): ... new list.
(globalize_decl): Clean up weakref_targets.
(do_assemble_alias): Handle weakrefs.
(finish_aliases_1): Do not reject weakrefs to external symbols.
(assemble_alias): Handle weakrefs.
2005-11-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/24716
* tree-scalar-evolution.c (analyze_evolution_in_loop): Use
t_bool to track results from follow_ssa_edge.
2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
* final.c (force_source_line): New global variable.
(final_scan_insn): Set it to true instead of clearing last_filename.
(notice_source_line): Return true if force_source_line is true,
unless source info is absent.
2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
PR c/24644
* dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
a linkage name for a variable if it a register variable.
* c-decl.c (grokdeclarator): Global register variables
should be set as PUBLIC.
2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
PR 24624
* config/s390/s390.c (struct s390_frame_layout): New fields
first_save_gpr_slot and last_save_gpr_slot.
(cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
s390_emit_epilogue, s390_initial_elimination_offset): Replaced
first_save_gpr and last_save_gpr with the _slot variants.
(s390_register_info): Calculate first_save_gpr_slot and
last_save_gpr_slot using regs_ever_live.
2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
PR 24623
* config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
for a function containing a landing pad.
2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
PR 24034
* flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
is live afterwards.
2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
Add ms2 support
* config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
constants.
(call,load,store): New insn types.
(mem_access, branch_access): Adjust reservation conditions.
(define_delay): Adjust condition.
(decrement_and_branch_until_zero): Allow for ms2. Set branch
type.
(*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
(*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
insn type.
(call_internal, call_value_internal, return_internal,
return_interrupt_internal, eh_return_internal, indirect_jump,
tablejump): Set call insn type.
(blockage, ei, di): Use appropriate unspec const.
* config/ms1/ms1.c (ms1_flag_delayed_branch): New.
(ms1_get_attr_type): Adjust to give load & store types.
(ms1_final_prescan_insn): Adjust for new insn types. Don't look
backwards past a barrier.
(ms1_override_options): Accept ms2 arch. Copy and reset delayed
branch scheduling.
(struct branch_info, struct label_info): New.
(ms1_labels): New.
(ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
(ms1_machine_reorg): New.
(TARGET_MACHINE_DEPENDENT_REORG): Override.
* config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
* config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
(ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
(TARGET_MS2): New.
2005-11-09 Per Bothner <per@bothner.com>
Uros Bizjak <uros@kss-loka.si>
PR c/24101
* toplev.c (process_options): Initialize debug_hooks early
in case lang_hooks.post_options ends up calling a debug_hook.
2005-11-08 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
DBX_REGISTER_NUMBER being contiguous.
2005-11-08 James A. Morrison <phython@gcc.gnu.org>
Diego Novillo <dnovillo@redhat.com>
PR 23046
* tree-vrp.c (register_edge_assert_for): Do not register
always-false predicates.
2005-11-08 Devang Patel <dpatel@apple.com>
PR tree-optimization/23115
* tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
relation.
2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
* config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
-mcpu=440.
2005-11-08 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/23382
* tree-ssa-alias.c (compute_may_aliases): Call
delete_old_heap_vars.
* tree-dfa.c (referenced_var_remove): New function.
* tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
* tree-flow.h (referenced_var_remove): Add prototype.
(delete_old_heap_vars): Ditto.
* tree-ssa-structalias.c (heapvars): New variable.
(oldheapvars): Ditto.
(get_constraint_for): Put heap vars on heapvars list.
(delete_old_heap_vars): New function.
2005-11-08 Jason Merrill <jason@redhat.com>
* tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2005-11-08 Uros Bizjak <uros@kss-loka.si>
PR target/19340
* reg-stack.c (reg_to_stack): Update register liveness also
for flag_sched2_use_traces.
2005-11-08 Alan Modra <amodra@bigpond.net.au>
PR target/23704
* config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
override prior explicit -mno-powerpc-gfxopt.
2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
* expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
if the bitsize is zero.
* doc/md.texi (Standard Pattern Names): Document it.
* config/ia64/ia64.c (ia64_pass_by_reference): Delete.
(TARGET_PASS_BY_REFERENCE): Likewise.
2005-11-07 Ian Lance Taylor <ian@airs.com>
PR rtl-optimization/24683
* config/i386/i386.c (legitimize_pic_address): If constant operand
to PLUS is too large, put it in a register.
2005-11-07 Jie Zhang <jie.zhang@analog.com>
* configure.ac: Enable checking assembler dwarf2 support for bfin
target.
* configure: Regenerate.
2005-11-07 Paolo Bonzini <bonzini@gnu.org>
PR target/24230
* config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
gen_easy_vector_constant_add_self): Delete.
(vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
New.
(output_vec_const_move): Use gen_easy_altivec_constant.
(rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
* config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
(easy_vector_constant_add_self): Rewritten.
* config/rs6000/rs6000-protos.h (easy_vector_splat_const,
easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
(easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
* config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
Macroize and adjust for the other changes.
2005-11-07 Paolo Bonzini <bonzini@gnu.org>
PR c/24599
* c-typeck.c (build_c_cast): Try using a shared constant, and see
if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2005-11-07 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/23567
* ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
(noce_process_if_block): Don't do any optimizations except
if (cond) x = x; if !set_b and write into orig_x may trap
or fault. Remove the MEM_READONLY_P check.
2005-11-06 Diego Novillo <dnovillo@redhat.com>
PR 24670
* tree-vrp.c (fix_equivalence_set): New.
(extract_range_from_assert): Call it.
2005-11-05 Ian Lance Taylor <ian@airs.com>
PR target/22432
* combine.c (apply_distributive_law): Don't distribute across a
vector mode subreg.
2005-11-05 Kazu Hirata <kazu@codesourcery.com>
* c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
config/ms1/ms1.h, config/rs6000/predicates.md,
config/s390/s390.c, params.def, postreload-gcse.c,
tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
tree-vrp.c, tree.c: Fix comment typos.
* doc/invoke.texi: Fix typos.
2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
* lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
for testing whether the data_dependence_relation contains distance
vectors. Iterate over all distance vectors of the ddr.
* lambda.h: Define a vec of lambda_vector pointers.
* tree-data-ref.c (dump_data_dependence_relation,
dump_data_dependence_direction): Iterate over all distance and
direction vectors of the ddr.
(initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
DDR_DIST_VECTS.
(build_classic_dist_vector, build_classic_dir_vector): Push a set
of distance/direction vectors instead of a single one.
* tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
lambda_vectors with a vec of lambda_vectors.
(DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
(DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
DDR_NUM_DIST_VECTS): New.
* tree-loop-linear.c (gather_interchange_stats): Test for the
existence of distance vectors only after having checked that there
is a dependence. Iterate over all distance vectors of the ddr.
(linear_transform_loops): Use dump_data_dependence_relation.
* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
distance vectors of the ddr.
2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
IS_INTHANDLER; all callers changed.
(n_regs_saved_by_prologue): Take interrupt handler attributes into
account.
(do_link, do_unlink): New argument ALL; all callers changed.
(expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
If function isn't leaf, save and restore all registers.
(bfin_function_ok_for_sibcall): Only true if not an interrupt or
exception handler.
2005-11-05 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/23490
* doc/invoke.texi (max-predicted-iterations, max-cse-insns,
max-flow-memory-location): Document.
* flow.c: Include params.h
(MAX_MEM_SET_LIST_LEN): Kill.
(add_to_mem_set_list): Use new param.
* cse.c (cse_basic_block): Replace 1000 by new param.
* params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
* predict.c (predict_loops): Use new param.
* predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
* ipa-inline.c (cgraph_decide_inlining_of_small_function,
cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
Do not hold memory returned by cgraph_node_name across other call.
2005-11-04 Hans-Peter Nilsson <hp@axis.com>
PR target/23424
* config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
Disable.
2005-11-04 Jeff Law <law@redhat.com>
PR/21883
* doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
* tree-ssa-dom.c: Include params.h.
(thread_across_edge): If there are too many statements in the
target block, then do not thread through it.
* Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
* params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2005-11-03 Diego Novillo <dnovillo@redhat.com>
PR 24627
* tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
TODO_update_ssa instead of TODO_update_ssa_no_phi.
2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
PR/18595
* tree-scalar-evolution.c (instantiate_parameters_1,
instantiate_parameters, resolve_mixers): Compute the size of an
expression to be instantiated and give up the instantiation if the
size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2005-11-04 Richard Guenther <rguenther@suse.de>
* tree-flow.h (ref_contains_indirect_ref): Rename to
array_ref_contains_indirect_ref.
* tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
(array_ref_contains_indirect_ref): Make comment match the code
and vice-versa.
(ref_contains_array_ref): Likewise.
* tree-ssa-structalias.c (find_func_aliases): Remove call to
ref_contains_indirect_ref.
* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
Rename calls to ref_contains_indirect_ref.
2005-11-04 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_load_pic_register): Pass extra reg to
gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
(arm_call_tls_get_addr, legitimize_tls_address): Likewise.
* config/arm/arm.md: Use match_operand in peephole input templates
and match_dup in peephole output templates.
2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
__aeabi_uidiv.
2005-11-04 Mark Mitchell <mark@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
* longlong.h (add_ssaaaa): Clobber condition code register
in ARM version.
(sub_ddmmss): Likewise.
(umul_ppmm): Likewise.
2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
Paul Brook <paul@codesourcery.com>
Phil Blundell <pb@reciva.com>
* configure.ac: Add test for ARM TLS support.
* configure: Regenerated.
* config/arm/arm-protos.h (legitimize_tls_address)
(arm_tls_referenced_p, tls_mentioned_p)
(arm_output_addr_const_extra): New prototypes.
(thumb_legitimize_pic_address): Delete.
* config/arm/arm.c: Include "gt-arm.h".
(enum tls_reloc): New.
(arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
(pcrel_constant_p, get_tls_get_addr, arm_load_tp)
(arm_call_tls_get_addr, legitimize_tls_address)
(arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
(arm_init_tls_builtins, arm_emit_tls_decoration)
(arm_output_addr_const_extra): New functions.
(TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
(TARGET_HAVE_TLS): Define.
(target_thread_pointer): New.
(arm_override_options): Handle -mtp=.
(legitimize_pic_address): Ignore UNSPECs.
(arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
relative symbols.
(arm_legitimize_address, thumb_legitimize_address): Handle TLS.
(tls_get_addr_libfunc): New variable.
(symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
(arm_init_builtins): Call arm_init_tls_builtins.
(arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
(arm_encode_section_info): Call default_encode_section_info.
* config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
(enum arm_tp_type): New.
(target_thread_pointer): Add declaration.
(LEGITIMATE_CONSTANT_P): Handle TLS.
(LEGITIMATE_PIC_OPERAND_P): Handle TLS.
(OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
(enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
* config/arm/arm.md: Add UNSPEC_TLS.
(movsi): Handle TLS.
(pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
non-PIC.
(tls_load_dot_plus_eight): New insn and a peephole to create it.
(load_tp_hard, load_tp_soft): New insns.
* arm.opt: Add -mtp=.
* doc/invoke.texi (ARM Options): Document -mtp.
2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/lib1funcs.asm: Don't include "libunwind.S".
* config/arm/libunwind.S: Include "lib1funcs.asm".
* config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
(LIB2ADDEH): Add libunwind.S.
(LIB2ADDEHDEP): Add lib1funcs.asm.
* mklibgcc.in: Handle asm files in libgcc_eh.a.
2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
PR fortran/18452
* c.opt: Add a -lang-fortran option.
* c-opts.c: Add a lang_fortran flag.
(c_common_init_options): Handling the -lang-fortran option.
(c_common_handle_option): Add a case for Fortran options in
preprocessing. Remove cases for -ffixed-form and
-ffixed-line-length. Add a case for -lang-fortran.
2005-11-03 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c: Include params.h
(optimization_options): Set max-grow-copy-bb-insns default to 16.
(bdesc_2arg): Delete vpkuhss and vpkuwss.
* config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
(UNSPEC_VPKUWSS): Delete.
(altivec_vpkuhss): Delete.
(altivec_vpkuwss): Delete.
* config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
final condition.
(neg_eq0<mode>): Remove final condition.
(neg_eq<mode>): Remove condition and split-condition.
2005-11-04 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
Use associated print macros.
2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
PR c++/17964
* diagnostic.c (diagnostic_set_info_translated): New function.
(diagnostic_set_info): Use it. Add comment.
* diagnostic.h (diagnostic_set_info_translated): Declare.
2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
reference only if 'public' is true.
(dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
emit the .hidden directive only if the indirect reference is public.
(dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
Pass it to dw2_force_const_mem.
* dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
* dwarf2out.c (output_cfi): Adjust calls to above function.
(output_call_frame_info): Likewise.
* except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/24483
* tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
field to elts if possible.
2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23155
* gimplifier.c (gimplify_expr): Create a temporary for lvalue
CONSTRUCTOR.
2005-11-03 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/24351
* tree-ssa-structalias.c (struct variable_info): Add
collapsed_into.
(get_varinfo_fc): New function to follow collapsing.
(new_var_info): Set collapsed_to to NULL.
(dump_constraint): Follow collapsing.
(build_constraint_graph): Handle collapsing.
(do_simple_structure_copy): Return false if something bad
happened.
(collapse_rest_of_var): New function.
(do_structure_copy): Collapse if do_simple_structure_copy returns
false.
2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24589
* gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
expressions to a statement list instead of gimplifying them.
2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
PR rtl-optimization/23585
* rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
that can't trap plus a constant integer, if the mode has zero size.
2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
PR target/24620
* config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
as operand 2.
("*insv<mode>_reg_extimm"): Likewise.
2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
PR c/24329
* c-pretty-print.c (pp_c_type_specifier): Do not recurse if
c_common_type_for_mode returns an unnamed type.
2005-11-02 Richard Henderson <rth@redhat.com>
PR target/9350
PR target/24374
* dwarf2out.c (dwarf2out_reg_save_reg): New.
(dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
* function.c (assign_parms): Use calls.internal_arg_pointer.
(expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
code.
* target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
(TARGET_CALLS): Add it.
* target.h (struct gcc_target): Add calls.internal_arg_pointer.
* targhooks.c (default_internal_arg_pointer): New.
* targhooks.h (default_internal_arg_pointer): Declare.
* tree.h (dwarf2out_reg_save_reg): Declare.
* doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
* config/i386/i386.c (dbx_register_map): Add return column.
(dbx64_register_map, svr4_dbx_register_map): Likewise.
(TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
(TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
(ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
(ix86_save_reg): Save force_align_arg_pointer.
(ix86_emit_save_regs): Make regno unsigned.
(ix86_emit_save_regs_using_mov): Likewise.
(ix86_expand_prologue): Handle force_align_arg_pointer.
(ix86_expand_epilogue): Likewise.
* config/i386/i386.h: (dbx_register_map): Update.
(dbx64_register_map, svr4_dbx_register_map): Update.
(struct machine_function): Add force_align_arg_pointer.
* config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
(UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
(TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2005-11-02 Jan Hubicka <jh@suse.cz>
PR target/23303
* i386.md: Add peep2 for simplyfing array accesses.
2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
PR target/24615
* config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
* config/s390/s390.c (s390_decompose_shift_count): New function.
(s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
(print_shift_count_operand): Use s390_decompose_shift_count.
* config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
PR target/24600
* loop.c (loop_givs_rescan): Use force_operand to expand
complex GIVs.
2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
PR 22429
* fold-const.c (build_range_check): Use unsigned when signed
overflow is undefined also. If etype is subtype, make sure that
the subtraction is in the supertype.
2005-11-02 Richard Henderson <rth@redhat.com>
PR target/24178
* config/alpha/alpha.c (get_aligned_mem): Honor alignment given
by MEM_ALIGN.
2005-11-01 Richard Henderson <rth@redhat.com>
PR 21518
* loop.c (scan_loop): Do not propagate computations to a hard
register destination with SMALL_REGISTER_CLASSES.
2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
costs for MULT inside PLUS or MINUS.
2005-11-01 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
(TRAMPOLINE_SIZE): Round up to 60.
* config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2005-10-31 James E. Wilson <wilson@specifix.com>
PR debug/24444
* dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
ifdef. Put ifdefs around call in gen_subprogram_die.
(compute_frame_pointer_to_cfa_displacement): Likewise.
(gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
not defined.
PR rtl-optimization/17356
* cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2005-10-31 Jan Hubicka <jh@suse.cz>
PR middle-end/24093
* cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
PR target/20928
* i386.c (legitimize_pic_address): Deal with large immediates.
PR profile/20815
* coverage.c (coverage_checksum_string): Fix code to stip random seeds
from symbol names while computing checkup.
PR profile/24487
* predict.c (predict_loops): Do not estimate more than
MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
* predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2005-10-31 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/19097
* tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
* optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23492
* tree-inline.c (setup_one_parameter): If the init_stmt
is NULL, don't insert the statement.
2005-10-30 Jan Hubicka <jh@suse.cz>
PR tree-optimization/24172
* tree-inline.c (copy_body_r): Unshare the substituted value first.
2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
* config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
constants for hosts with long != 32 bits.
2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
PR middle-end/24093
* ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2005-10-28 Aldy Hernandez <aldyh@redhat.com>
* config/ms1/ms1.h (TARGET_MS1_64_001): New.
(TARGET_MS1_16_002): New.
(TARGET_MS1_16_003): New.
* config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
("*decrement_and_branch_until_zero_no_clobber"): New.
Add corresponding splitter for decrement_and_branch_until_zero
instruction.
Key all decrement_and_branch_until_zero patterns off of
TARGET_MS1_16_003.
2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/24362
* tree-complex.c (extract_component): Treat RESULT_DECL
like the rest of the decls.
2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
* config/ia64/ia64.c (ia64_output_function_profiler): Emit an
indirect call to _mcount if the function needs a static chain.
2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
Caroline Tice <ctice@apple.com>
PR rtl-optimization/24460
* dwarf2out.c (have_switched_text_sections): New boolean variable.
(dwarf2out_switch_text_section): Set it to true instead of
incrementing separate_line_info_table_in_use.
(output_loc_list): Additionally test have_switched_text_sections.
(output_ranges): Likewise.
(dwarf2out_finish): Likewise.
* varasm.c (assemble_start_function): Do not call
insert_section_boundary_note.
(assemble_end_function): If flag_reorder_blocks_and_partition,
switch to the function's section before emitting the .size directive.
* bb-reorder.c (insert_section_boundary_note): Staticify.
(rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
* output.h (insert_section_boundary_note): Delete.
2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
PR c/23103
* c-format.c (check_format_types): Use lang_hooks.types_compatible_p
instead of pointer equality when comparing types.
2005-10-24 James E. Wilson <wilson@specifix.com>
* sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
add_dependence_list_and_free calls.
2005-10-24 Steven Bosscher <stevenb@suse.de>
* contrib.texi: Add the names of the LLNL folks who donated
Cray pointer support for gfortran.
2005-10-24 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/24225
* profile.c (branch_prob): Look from end to start through a
basic block when looking for a locus.
2005-10-24 Richard Henderson <rth@redhat.com>
* pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
parallel.
(hppa_expand_prologue): Likewise.
2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
(NO_DEFERRED_PROFILE_COUNTERS): Define.
* pa.h (NO_PROFILE_COUNTERS): Define.
* pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
(funcdef_nos): New vector to hold label numbers of deferred profile
counters.
(output_deferred_profile_counters): New function.
(hppa_profile_hook): Push label number onto funcdef_nos.
(pa_hpux_file_end): Call output_deferred_profile_counters if
NO_DEFERRED_PROFILE_COUNTERS is false.
* pa-protos.h (get_deferred_plabel): New prototype.
* pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
Make global.
(output_call): Adjust calls.
2005-10-24 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
peculiarity of GOT/TOC section usage.
2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
PR objc/24435
* c-common.c (constant_string_class_name): Add documentation.
2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/23832
* recog.c (peephole2_optimize): Increment peep2_current_count
only when the slot is empty.
2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR ada/23957
* except.c (output_function_exception_table): Call
assemble_external_libcall if we need a personality function.
2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
PR rtl-optimization/24460
* bb-reorder.c (fix_crossing_unconditional_branches): Do not
set the basic block for barriers.
2005-10-21 Janis Johnson <janis187@us.ibm.com>
* var-tracking.c (vt_initialize): Initialize post.
2005-10-21 Devang Patel <dpatel@apple.com>
PR/24220
* c-common.c (vector_types_convertible_p): Check vector element type.
2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (prepare_move_operands): Handle the address
constant which is a tls symbolic address plus a constant.
2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
PR driver/24473
* gcc.c (main): Use the correct counter for erroring out
about mulitple files.
2005-10-21 Alan Modra <amodra@bigpond.net.au>
PR target/24465
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
use r2 for 64-bit tls .got access.
2005-10-21 Paolo Bonzini <bonzini@gnu.org>
* dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
TRUTH_OR_EXPR.
2005-10-20 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/24307
* tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2005-10-20 Alexandre Oliva <aoliva@redhat.com>
PR middle-end/24295
* cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
alias targets.
* varasm.c (find_decl_and_mark_needed): After cgraph global info
is ready, stop marking functions, but still mark variables.
2005-10-20 Richard Guenther <rguenther@suse.de>
PR c++/24439
* fold-const.c (invert_truthvalue): Handle COND_EXPR with
void type operands.
2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
PR rtl-optimization/23585
* rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
(rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
(may_trap_p_1): New predicate extracted from...
(may_trap_p): ... here. Invoke may_trap_p_1.
(may_trap_or_fault_p): New predicate.
* rtl.h (may_trap_or_fault_p): Declare it.
* reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
instead of may_trap_p.
(steal_delay_list_from_fallthrough): Likewise.
(fill_simple_delay_slots): Likewise.
(fill_slots_from_thread): Likewise.
* function.c (pad_to_arg_alignment): Rework comment about
SPARC_STACK_BOUNDARY_HACK.
* config/sparc/sparc.h: Likewise.
2005-10-19 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c (s390_expand_insv): New.
* config/s390/s390-protos.h (s390_expand_insv): Declare.
* config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
("icm_hi"): Remove mode attribute.
("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
Adjust all uses.
("*extracthi", "*extractqi"): Remove.
(extv<mode>", "*extzv<mode>"): New.
("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
"*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* cfgexpand.c (discover_nonconstant_array_refs_r,
discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
(tree_expand_cfg): Call discover_nonconstant_array_refs.
* tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
discover_nonconstant_array_refs.
2005-10-19 Steven Bosscher <stevenb@suse.de>
PR c/23228
* c-decl.c (pop_scope): Don't warn about an unused variable
if it is marked with TREE_NO_WARNING.
(duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
somenow mismatch and olddecl is to be replaced.
2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
PR middle-end/23199
* cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
whether registers live on the edge can be saved/restored.
2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (fixup_mova): Skip notes.
2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
* config/s390/s390.c (s390_hard_regno_rename_ok): New function.
(s390_can_eliminate): Handle BASE_REGNUM elimination.
(s390_initial_elimination_offset): Likewise.
(s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
register on TARGET_ZARCH targets.
* config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
(INITIAL_FRAME_POINTER_OFFSET): Remove.
(REG_ALLOC_ORDER): Move BASE_REGNUM lower.
(ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md: Comment describing output modifiers updated.
* config/s390/s390.c (print_operand): Likewise.
2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (override_options): Added check for -mstack-size
64k limitation.
* doc/invoke.texi: Mention that limit in the documenation.
2005-10-18 Paolo Bonzini <bonzini@gnu.org>
PR #19672
* dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2005-10-18 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/24231
* tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
(compute_avail): Ditto.
2005-10-18 Richard Henderson <rth@redhat.com>
PR target/24428
* config/i386/i386.c (legitimate_constant_p): Check
SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
if LABEL_REF.
(legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
(legitimate_pic_address_disp_p): Reorg CONST checking to make
sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
directly.
(print_operand_address): Likewise.
* config/i386/predicates.md (x86_64_immediate_operand): Test
SYMBOL_REF_TLS_MODEL properly inside CONST.
(x86_64_zext_immediate_operand): Likewise.
(global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
* config/i386/i386-protos.h: Remove predicates.md entries.
2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
Ian Lance Taylor <ian@airs.com>
PR middle-end/23522
* fold-const.c (fold_widened_comparison): Do not allow range based
constant folding when right operand cannot be unwidened.
2005-10-17 Richard Henderson <rth@redhat.com>
* builtins.c (expand_builtin_synchronize): Build a new-style asm
with a memory clobber.
2005-10-17 James E Wilson <wilson@specifix.com>
PR rtl-optimization/17356
* cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
checking for EDGE_EH.
2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
the slot on an even boundary for any type with 16-byte alignment.
2005-10-17 Hans-Peter Nilsson <hp@axis.com>
PR target/23424
* md.texi (Modifiers) <%>: Clarify that % doesn't work
after register allocation.
2005-10-17 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
as frame related.
2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
PR c++/22551
* c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
overflow flags.
2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
to 2 if it's already non-zero.
(OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
is set and warn about it if flag_schedule_insns is 1.
2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
* config/crx/crx.md: Compare-and-branch instructions need to
invalidate CC.
2005-10-17 Uros Bizjak <uros@kss-loka.si>
PR target/24315
* config/i386/i386.md (*pushdi2_rex64 splitter)
(*movdi_1_rex64 splitter, *ashldi3_1 splitter)
(*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
flow2 pass only when (optimize > 0 && flag_peephole2).
2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
PR driver/22544
* gcc.c (have_c): New static variable.
(have_o): Likewise.
(process_command): Remove declation of have_c.
Set have_o to 1 when handling -o.
(main): Add a fatel error if there are multiple
files specified and -o and -c/-S is passed witout
-combine or multiple languages.
2005-10-16 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22444
* tree-ssa-alias.c (compute_flow_insensitive_aliasing):
Assert that we don't hit something with subvars.
(setup_pointers_and_addressables): Don't add things with subvars,
because we'll already process the subvars for aliasing purposes.
2005-10-16 Hans-Peter Nilsson <hp@axis.com>
PR target/23424
* config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
swapped, alternatives for the R constraint.
PR middle-end/24341
* builtins.c (get_builtin_sync_mode): Make unlimited
mode_for_size request.
2005-10-15 Richard Henderson <rth@redhat.com>
* gimplify.c (gimplify_var_or_parm_decl): Split out from ...
(gimplify_expr): ... here.
(gimplify_compound_lval): Use it in initial scan loop. Allow
fb_lvalue in base expression.
2005-10-15 Richard Henderson <rth@redhat.com>
PR 23714
* builtins.c (expand_builtin_trap): Export.
* expr.h (expand_builtin_trap): Declare.
* expr.c (expand_assignment): Emit a trap for integral offsets
from registers that weren't reduced to bitpos.
* tree-cfg.c (mark_array_ref_addressable_1): Remove.
(mark_array_ref_addressable): Remove.
* tree-flow.h (mark_array_ref_addressable): Remove.
* tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2005-10-15 James E Wilson <wilson@specifix.com>
PR target/24232
* sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
(add_dependence_list_and_free): Likewise.
(sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
call.
2005-10-15 Diego Novillo <dnovillo@redhat.com>
PR 23141
PR 23142
* tree-vrp.c (vrp_meet): Fix the intersection of equivalence
sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
anti-range.
(vrp_visit_phi_node): Only prevent infinite iterations when
the previous result and the new result are both VR_RANGEs.
2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
* tree-into-ssa.c (mark_def_sites): Correct minor typo in
function comment.
2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR c/23439
* c-parser.c (c_parser_for_statement): Use location of RID_FOR
to initialize loc.
2005-10-14 Per Bothner <per@bothner.com>
PR preprocessor/21250
* c-ppoutput.c (print_line): Print internal line 0 as 1.
2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
PR c++/22551
* c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
overflow flags. Refactor some conditionals.
2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/21304
* tree-dfa.c (add_referenced_var): Only look at decls which
have TREE_CONSTANT or TREE_READONLY set instead of if
!TREE_PUBLIC or !TREE_CONSTANT.
2005-10-13 James E Wilson <wilson@specifix.com>
* doc/invoke.texi: For -x, add f95-cpp-input.
* doc/install.texi: For --enable-languages doc, change f95 to fortran.
2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/24262
* tree-data-ref.c (analyze_offset_expr): Check that init is invariant
in loop all the time.
2005-10-12 Richard Henderson <rth@redhat.com>
PR c/24255
* tree.h (DECL_TRANSPARENT_UNION): Remove.
* function.c (assign_parm_find_data_types): Don't support it.
* print-tree.c (print_node): Likewise.
* c-common.c (handle_transparent_union_attribute): Likewise.
Use build_duplicate_type.
* tree-inline.c (remap_type_1): Split out of remap_type;
properly remap aggregate fields.
(build_duplicate_type): New.
* doc/extend.texi (Variable Attributes): Remove documentation
for transparent_union.
2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/24284
* config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
(gen_stack_pointer_dec): Likewise.
2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
PR middle-end/21275
PR middle-end/21766
* target.h (struct gcc_target): Add valid_dllimport_attribute_p
target hook.
(struct cxx): Add adjust_class_at_definition target hook.
* target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
(TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
hook_void_tree. Add to TARGET_CXX.
* tree.h (struct decl_with_vis): Rename non_addr_const_p field to
dllimport_flag.
(DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
* tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
instead of attribute. Check for dllexport override. Warn if
inconsistent dll linkage. Don't lose old dllimport if decl has
had address referenced. Tweak lookup of dllimport atribute.
(handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
for target specific rules. Don't add dllimport attribute if
DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
dllimport attribute.
(staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
* varasm.c (initializer_constant_valid_p): Replace
DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
PR target/21801
PR target/23589
* config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
(i[34567]86-*-mingw32*): Likewise.
* doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
(TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
* config/i386/winnt.c (i386_pe_dllimport_p): Factor out
C++-specific code. Change return value to bool.
(i386_pe_dllimport_p): Likewise.
(associated_type): Simplify and make language-independent
(i386_pe_encode_section_info): Replace override of ambiguous
dllimport symbol refs with a gcc_assert.
(i386_pe_valid_dllimport_attribute_p): Define.
* config/i386/winnt-cxx.c: New file. Define C++ versions of
i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
i386_pe_adjust_class_at_definition.
* config/i386/winnt-stubs.c: New file. Define stub versions of
lang-specific functions.
* config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
i386_pe_adjust_class_at_definition.
(i386_pe_valid_dllimport_attribute_p): Declare.
* config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
(TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
* config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
PR target/19704
* config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
dllimport attribute with test of DECL_DLLIMPORT_P.
2005-10-12 Adrian Straetling <straetling@de.ibm.com>
* combine.c (make_extraction): Correct offset computation.
2005-10-12 Hans-Peter Nilsson <hp@axis.com>
* config/cris/t-linux (LIMITS_H_TEST): Define.
2005-10-12 Richard Henderson <rth@redhat.com>
PR rtl-opt/23324
* cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2005-10-12 Richard Guenther <rguenther@suse.de>
* Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
PR c++/19964
* stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
type.
2005-10-12 Richard Guenther <rguenther@suse.de>
PR c++/23799
* varasm.c (output_constant): Correct typo from previous
patch by DJ.
2005-10-11 Ian Lance Taylor <ian@airs.com>
PR rtl-optimization/13931
* combine.c: Revert patch of 2003-05-14, and:
(try_combine): Only set elim_i1 and elim_i2 if the destination is
completely killed in the appropriate insn.
(distribute_notes): Don't skip multiple hard register test for
elim_i1 and elim_i2.
2005-10-11 Richard Henderson <rth@redhat.com>
PR c/24255
* c-typeck.c (convert_for_assignment): Use build_constructor_single
to initialize a transparent union instead of a nop_expr.
2005-10-11 Richard Henderson <rth@redhat.com>
* Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
* tree-ssa-dce.c: Include tree-scalar-evolution.h.
(tree_ssa_dce_loop): Call scev_reset.
PR tree-opt/24300
* Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
* tree-ssa-dce.c: Include cfgloop.h.
(tree_ssa_dce_loop, pass_dce_loop): New.
* tree-pass.h (pass_dce_loop): Declare it.
* passes.c (init_optimization_passes): Use it.
2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
PR middle-end/24263
* convert.c (convert_to_real): Revert 2005-10-05 patch.
Only apply the optimization for rounding builtins if the inner
cast is also an extension.
2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/23946
* tree-ssa-ccp.c (execute_fold_all_builtins): Call
mark_new_vars_to_rename instead of update_stmt.
2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2005-10-11 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
for setting MMX register to 0 rather than mmx.
2005-10-10 Mark Mitchell <mark@codesourcery.com>
* toplev.c (check_global_declaration_1): Robustify.
2005-10-10 Steve Ellcey <sje@cup.hp.com>
PR target/12098
* configure.ac: Move gas check from mips specific case to common case.
Do check for GNU as for mips*-*-* and *-*-hpux* targets.
* configure: Regenerate
* doc/install.texi: Update.
2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/24284
* config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
* gcc.c (do_spec_1): Accept numeric characters in file name
suffixes.
2005-10-10 Nick Clifton <nickc@redhat.com>
* config/arm/arm.c: Remove extraneous whitespace. Remove comment
describing the deleted arm_gen_rotated_half_load function.
2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
__fpscr_values.
2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
* config.gcc (arm*-*-linux*): Remove redundant extra_parts and
gnu_ld assignments.
* config/arm/t-linux-eabi (LIB1ASMFUNCS)
(EXTRA_MULTILIB_PARTS): Define.
* config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
(STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
(LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
* config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
(STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
(LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/24226
* tree-cfg.c (remove_bb): Clean up unreachable loops.
* tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
* tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
Export.
2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
PR target/24136
* config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
Rewrite for no need for the early clobber.
2005-10-08 Kazu Hirata <kazu@codesourcery.com>
Merge from csl-arm-branch:
2005-09-07 Paul Brook <paul@codesourcery.com>
* config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
space to string.
2005-04-30 Paul Brook <paul@codesourcery.com>
* config/arm/bpabi.h (TARGET_DEFAULT): Define.
* config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (arm_all_abis): Add aapcs-linux.
(arm_override_options): Use TARGET_AAPCS_BASED.
* config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
(PTRDIFF_TYPE): Use int for AAPCS.
(DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
* config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
(DEFAULT_SHORT_ENUMS): Delete.
* doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
* config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
* config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2004-12-03 Mark Mitchell <mark@codesourcery.com>
* config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2004-11-22 Mark Mitchell <mark@codesourcery.com>
* config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2004-11-19 Mark Mitchell <mark@codesourcery.com>
* config.gcc (arm*-*-linux-gnueabi): Add it.
* config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
redefining it.
(TARGET_OS_CPP_BUILTINS): Likeiwse.
* config/arm/linux-eabi.h: New file.
* config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
(LINUX_TARET_LINK_SPEC): Likewise.
(LINK_SPEC): Use it.
* config/arm/t-linux-eabi: New file.
2005-10-08 Steven Bosscher <stevenb@suse.de>
PR other/22202
* params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
spaces.
(PARAM_SMS_DFA_HISTORY): Likewise.
2005-10-08 Kazu Hirata <kazu@codesourcery.com>
PR middle-end/23150
* calls.c (mem_overlaps_already_clobbered_arg_p): New.
(load_register_parameters): Call it.
(check_sibcall_argument_overlap_1): Likewise.
(store_one_arg): Likewise.
2005-10-07 James E. Wilson <wilson@specifix.com>
* config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
DImode not VECINT24 for operand 2.
PR target/23644
* doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
-mtune-arch.
PR target/24193
* config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
fr_spill): Use destination_operand for operand 0.
2005-10-07 DJ Delorie <dj@redhat.com>
* varasm.c (output_constant): Limit error to expanding
conversions.
2005-10-07 Richard Guenther <rguenther@suse.de>
PR middle-end/24227
* fold-const.c (fold_binary): Fix operand types during folding
of X op (A, Y). Evaluation order of the side-effects of
X and A are frontend-defined, so ensure we honour that even for
tcc_comparison class operands; eased by removing duplicate code.
2005-10-07 Steve Ellcey <sje@cup.hp.com>
* stor-layout.c (layout_type): Do not allow alignment of array
elements to be greater than their size.
2005-10-07 Steve Ellcey <sje@cup.hp.com>
* config.host (hppa*-*-hpux*): Change out_host_hook_obj and
host_xmake_file.
(hppa*-*-linux*): Ditto.
(ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
* config/host-hpux.c: New.
* config/x-hpux: New.
* config/pa/x-hpux: Remove.
* config/pa/x-linux: Remove.
* config/pa/pa-host.c: Remove.
2005-10-07 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
determine whether or not to try and thread outgoing edges.
2005-10-07 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (eqsi_power): New.
(neg_eq0si): Add TARGET_POWER to final condition.
(neg_eqsi): Same.
2005-10-06 Richard Henderson <rth@redhat.com>
* config/rs6000/rs6000.c: Revert last change.
2005-10-06 Richard Henderson <rth@redhat.com>
* config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
(TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/22216
PR middle-end/23651
* cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
out return_label and naked_return_label.
2005-10-06 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
change.
2005-10-06 Richard Henderson <rth@redhat.com>
PR tree-opt/22237
* tree-inline.c (declare_return_variable): Handle modify_dest not
being a DECL.
2005-10-06 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22488
* tree-ssa-structalias.c (check_for_overlaps): New function.
(create_variable_info_for): Use it.
2005-10-06 Richard Henderson <rth@redhat.com>
PR debug/24070
* dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
(dwarf2out_start_source_file): Print it.
2005-10-06 Geoffrey Keating <geoffk@apple.com>
* config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2005-10-06 Richard Henderson <rth@redhat.com>
PR 23706
* mode-switching.c (optimize_mode_switching): Clear transp bit
for block with incoming abnormal edges.
* config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
(fpscr_set_from_mem): Use them.
* config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
(fpscr postinc splitters): Rewrite as peephole2+split.
2005-10-06 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
(eq<mode>_compare): Same.
2005-10-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/24238
* tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
* acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
here. Use AC_PATH_PROG for environment variables instead of
test -x.
* configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
objdump also.
* configure: Regenerated.
2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/23783
* arm.md (call): If the address isn't a SYMBOL_REF or a register,
then force it into a register.
(call_value): Likewise.
2005-10-06 Richard Henderson <rth@redhat.com>
PR 24049
* passes.c (init_optimization_passes): Move pass_lower_vector_ssa
under pass_vectorize. Clear TODO_ggc_collect from the dce pass
under pass_vectorize.
2005-10-05 Devang Patel <dpatel@apple.com>
PR Debug/23205
* dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
handling constants. Check NAMESPACE_DECL context for constants.
2005-10-05 Eric Christopher <echristo@apple.com>
* doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2005-10-05 Richard Henderson <rth@redhat.com>
PR 23714
* tree-cfg.c (mark_array_ref_addressable_1): New.
(mark_array_ref_addressable): New.
* tree-flow.h (mark_array_ref_addressable): Declare.
* tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/20606
PR middle-end/24069
* reload.c (subst_reloads): When adding a REG_LABEL to a
jump instruction, also update JUMP_LABEL.
2005-10-05 David Edelsohn <edelsohn@gnu.org>
* params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
* bb-reorder.c (copy_bb_p): Use it.
* doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2005-10-05 Richard Henderson <rth@redhat.com>
PR target/23602
* toplev.c (process_options): Warn about unsupported combinations
of unwind tables and omit-frame-pointer.
* config/i386/i386.c (override_options): Similarly. Enable
accumulate-outgoing-args if not explicitly disabled.
2005-10-05 Steve Ellcey <sje@cup.hp.com>
* vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
Handle big endian vs. small endian.
(vec_initv2sf): Handle big endian vs. small endian.
(*vec_extractv2sf_1): Ditto.
2005-10-05 Dale Johannesen <dalej@apple.com>
* convert.c (convert_to_real): Don't convert
(float)floor(double d) to floorf((float)d).
2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.md (insv): Use gen_int_mode in more places.
2005-10-05 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/18587
* tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
(build_defs, build_uses, build_v_may_defs, build_v_must_defs,
build_vuses): Change to VEC type.
(opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
(get_name_decl): New. Return DECL_UID of base variable.
(operand_build_cmp): New. qsort comparison routine.
(operand_build_sort_virtual): New. Sort virtual build vector.
(init_ssa_operands, fini_ssa_operands): Use VEC routines.
(FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
(FINALIZE_BASE): Use get_name_decl.
(finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
(start_ssa_stmt_operands, append_def, append_use, append_vuse,
append_v_may_def, append_v_must_def): Replace opbuild_* routines with
direct VEC_* manipulations.
(build_ssa_operands): Call operand_build_sort_virtual.
(copy_virtual_operand, create_ssa_artficial_load_stmt,
add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
with direct VEC_* manipulations.
* tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
with direct VEC manipulations.
2005-10-05 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/21419
PR tree-optimization/24146
PR tree-optimization/24151
* c-typeck.c (readonly_error): Handle USE being lv_asm.
(build_asm_expr): Call it if outputs are read-only.
* gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2005-10-05 Billy Biggs <billy.biggs@gmail.com>
Paolo Bonzini <bonzini@gnu.org>
PR target/23809
* doc/extend.texi (x86 Built-ins): Document that -msse and friends
enable the instructions and not just the built-ins.
* doc/invoke.texi (x86 Options): Likewise.
2005-10-04 Geoffrey Keating <geoffk@apple.com>
* config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
* doc/invoke.texi (Option Summary): Correct spelling
of -mmacosx-version-min.
2005-10-04 Devang Patel <dpatel@apple.com>
* c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
real types.
2005-10-04 Steve Ellcey <sje@cup.hp.com>
* tree-vect-transform.c (vect_create_epilog_for_reduction):
Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2005-10-04 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md ("TDSI","DP"): New mode macros.
("TE","tg"): New mode attributes.
("sync_compare_and_swap<mode>"): Replace with a define_expand.
("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
dword_mode and one for GPRmode.
2005-10-04 Ian Lance Taylor <ian@airs.com>
PR preprocessor/13726
* c-ppoutput.c (cb_include): Add comments parameter, and print out
any comments passed in.
2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
* tree.c (annotate_with_file_line): Fix typo.
2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR ada/19382
* builtins.c (fold_builtin_memcmp): When constructing the pointer
type used to access data in the inlined length == 1 case, use
build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
(fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2005-10-04 Uros Bizjak <uros@kss-loka.si>
* config/i386/i386.h (TARGET_FISTTP): Enable also for
TARGET_SSE3 and only for TARGET_80387.
* config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
(fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
Do not depend on TARGET_80387.
2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
* tree.c (last_annotated_node): Change type to location_t*.
(annotate_with_file_line): Reflect the change of
last_annotated_node type.
2005-10-04 Richard Guenther <rguenther@suse.de>
PR c/23576
* c-decl.c (grokdeclarator): Don't write to fields
of error_mark_node.
2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23125
* c-decl.c (finish_decl): Use set_user_assembler_name even for
register variables.
* varasm.c (make_decl_rtl): If a register variable does not
have a set user assmbler name, error out.
Decode the asmspec is now name+1 bypassing '*'.
2005-10-04 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/23049
* tree-ssa-dom.c (thread_across_edge): Make sure that the condition
of a COND_EXPR is folded before calling fold on the whole rhs of a
conditional assignment.
* doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
document that a COND_EXPR may appear there.
2005-10-03 Diego Novillo <dnovillo@redhat.com>
PR 23445
* tree-vrp.c (extract_range_from_assert): If the new numeric
range created out of the assertion contradicts the existing
numeric range of the ASSERT_EXPR variable, make the new range
varying.
2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_register_move_cost): Add case for moving
from T_REGS to FP register class.
2005-10-03 Richard Henderson <rth@redhat.com>
PR 24135
* tree-nested.c (convert_nl_goto_reference): Lookup a translation
before creating a new one.
2005-10-03 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/t-aix43 (LDFLAGS): New.
* config/rs6000/t-aix52 (LDFLAGS): New.
2005-10-03 Ian Lance Taylor <ian@airs.com>
* gimplify.c (find_single_pointer_decl_1): New static function.
(find_single_pointer_decl): New static function.
(internal_get_tmp_var): For a formal variable, set restrict base
information if appropriate.
* alias.c (find_base_decl): If a VAR_DECL has a restrict base,
return it.
* tree.h (DECL_BASED_ON_RESTRICT_P): Define.
(DECL_GET_RESTRICT_BASE): Define.
(SET_DECL_RESTRICT_BASE): Define.
(decl_restrict_base_lookup): Declare.
(decl_restrict_base_insert): Declare.
(struct tree_decl_with_vis): Add based_on_restrict_p field.
* tree.c (restrict_base_for_decl): New static variable.
(init_ttree): Initialize restrict_base_for_decl.
(copy_node_stat): Copy restrict base information.
(decl_restrict_base_lookup): New function.
(decl_restrict_base_insert): New function.
(print_restrict_base_statistics): New static function.
(dump_tree_statistics): Call print_restrict_base_statistics.
2005-10-02 Diego Novillo <dnovillo@redhat.com>
PR 24142
* tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
case of anti-ranges.
2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
PR c/18851
* c-typeck.c (tagged_tu_seen): Rename to ...
(tagged_tu_seen_cache): this and add val field.
(comptypes): Move functional to comptypes_internal
and free tagged_tu_seen.
(comptypes_internal): New function and call comptypes_internal
instead of comptypes. Speed up by sibcalling
tagged_types_tu_compatible_p.
(alloc_tagged_tu_seen): New function
(free_all_tagged_tu_seen_up_to): New function.
(tagged_types_tu_compatible_p): Return the val of the seen two
types.
Add that the two types are the same to tagged_tu_seen_base
if they are and call comptypes_internal instead of comptypes.
<case UNION_TYPE>: Speed up common type where the fields are
in the same order.
(function_types_compatible_p): Call comptypes_internal instead of
comptypes.
(type_lists_compatible_p): Likewise.
(all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2005-10-02 Matthias Klose <doko@debian.org>
* doc/invoke.texi: Fix typo and speling error.
2005-10-01 Richard Henderson <rth@redhat.com>
* tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2005-10-01 Mark Mitchell <mark@codesourcery.com>
* config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
using --start-group and --end-group.
2005-10-01 Diego Novillo <dnovillo@redhat.com>
* tree-vrp.c (value_inside_range, range_includes_zero_p): Add
FIXME note regarding quirky semantics.
2005-10-01 Diego Novillo <dnovillo@redhat.com>
PR 24141
* tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
non-null range as a last resort.
2005-10-01 James A. Morrison <phython@gcc.gnu.org>
Diego Novillo <dnovillo@redhat.com>
PR 23604
* tree-vrp.c (extract_range_from_assert): For !=
assertions, only build an anti-range if LIMIT is a
single-valued range.
2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.md (movqi): On thumb when optimizing, handle loading from
memory by describing this as taking a subreg of a zero-extended load
into an SImode register.
(movhi): Likewise.
2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
* reload1.c (merge_assigned_reloads): Do not change any
RELOAD_FOR_OUTPUT_ADDRESS reloads.
2005-09-30 Geoffrey Keating <geoffk@apple.com>
* Makefile.in (LIPO_FOR_TARGET): Define.
(STRIP_FOR_TARGET): Define.
* config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
before creating new ones. Do symlinks before creating the actual
targets.
* config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
to work out which multilibs are actually being built.
2005-09-30 Kazu Hirata <kazu@codesourcery.com>
* tree-vect-transform.c, config/ms1/ms1.md,
config/s390/s390.c, config/v850/v850.md: Fix comment typos.
Follow spelling conventions.
* doc/invoke.texi, doc/md.texi: Fix typos.
2005-09-30 Andrew Macleod <amacleod@redat.com>
PR tree-optimization/21430
* tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
use operands, and set stmt pointer if need be.
(FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
present.
2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
PR middle-end/24053
* stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2005-09-29 Mark Mitchell <mark@codesourcery.com>
* optabs.c (expand_binop): Initialize first_pass_p.
2005-09-29 Jakub Jelinek <jakub@redhat.com>
PR middle-end/24109
* c-decl.c (c_write_global_declarations_1): If any
wrapup_global_declaration_2 call returned true, restart the loop.
2005-09-29 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/24117
* tree-ssa-structalias.c (find_func_aliases): Strip nops
before considering whether to use anyoffset.
2005-09-29 Paolo Bonzini <bonzini@gnu.org>
Revert this patch:
2005-09-15 Paolo Bonzini <bonzini@gnu.org>
* optabs.c (expand_binop): Use swap_commutative_operands_with_target
to order operands.
(swap_commutative_operands_with_target): New.
2005-09-29 Paolo Bonzini <bonzini@gnu.org>
PR c/21419
* gimplify.c (gimplify_asm_expr): Raise an error if an output is
read-only.
2005-09-29 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/23911
* tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
and IMAGPART_EXPR too.
2005-09-28 Mark Mitchell <mark@codesourcery.com>
PR 17886
* expmed.c (expand_shift): Move logic to reverse rotation
direction when rotating by constants ...
* optabs.c (expand_binop): ... here.
* config/i386/i386.md (rotrdi3): Handle 32-bit mode.
(ix86_rotrdi3): New pattern.
(rotldi3): Handle 32-bit mode.
(ix86_rotldi3): New pattern.
2005-09-29 Alan Modra <amodra@bigpond.net.au>
PR target/24102
* config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
check for numbers that need no bit twiddle.
2005-09-28 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/t-darwin8: Uncomment contents, allow -m64
multilib to be built.
* Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
(stage1-start): Delete old libgcc and libunwind before moving
anything into the stage directory.
(stage2-start): Likewise.
(stage3-start): Likewise.
(stage4-start): Likewise.
(stageprofile-start): Likewise.
(stagefeedback-start): Likewise.
* config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
header in tm_file and CPU-specific t-darwin in tmake_file.
(i[34567]86-*-darwin*): Don't change tm_file.
(powerpc-*-darwin*): Don't change tm_file or tmake_file.
* config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
shared library stub for target OS version.
* config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
(SHLIB_LINK): Don't make SHLIB_SOLINK.
(SHLIB_INSTALL): Don't install SHLIB_SOLINK.
(libgcc_s.%.dylib): New.
(LIBGCC): Define.
(install-darwin-libgcc-stubs): New.
(INSTALL_LIBGCC): New append.
* config/i386/darwin-libgcc.10.4.ver: New.
* config/i386/darwin-libgcc.10.5.ver: New.
* config/i386/t-darwin: New.
* config/rs6000/darwin-libgcc.10.4.ver: New.
* config/rs6000/darwin-libgcc.10.5.ver: New.
* config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
* config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2005-09-28 Paul Brook <paul@codesourcery.com>
* config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
denormals.
2005-09-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23853
* tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
host_integerp to verify misalignment value.
2005-09-28 Richard Henderson <rth@redhat.com>
* builtins.c (get_builtin_sync_mode): New.
(expand_builtin_sync_operation): Pass in mode argument.
(expand_builtin_compare_and_swap): Likewise.
(expand_builtin_lock_test_and_set): Likewise.
(expand_builtin_lock_release): Likewise.
(expand_builtin): Update to match.
2005-09-28 Nick Clifton <nickc@redhat.com>
* config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
formatting. Add check to PLUS case to ensure that the offset is
within an acceptable range.
* config/v850/v850.md (casesi): Disable the generation of the
switch pattern as it is not being handled properly at the moment.
* config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
for when the high words are identical.
2005-09-27 Richard Henderson <rth@redhat.com>
* pretty-print.c (pp_base_format): Fix typo for %>.
2005-09-27 Daniel Berlin <dberlin@dberlin.org>
Devang Patel <dpatel@apple.com>
PR tree-optimization/23625
* tree-flow-inline.h (bsi_after_labels): Remove, first statement is
LABEL_EXPR, assertion check.
2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
* optabs.c (no_conflict_move_test): Check if a result of a
to-be-moved insn would be clobbered by an originally
preceding insn.
2005-09-27 Jeff Law <law@redhat.com>
* passes.c (init_optimization_passes): Replace copy propagation
passes immediately after DOM with phi-only copy propagation
pases. Add phi-only copy propagation pass after first DOM pass.
* tree-pass.h (pass_phi_only_copy_prop): Declare.
* tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
(execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
to init_copy_prop. Callers updated.
(do_phi_only_copy_prop): New function.
(pass_phi_only_copy_prop): New pass descriptor.
2005-09-27 Nick Clifton <nickc@redhat.com>
* libgcc2.c (__popcount_tab): Remove redundant prototype.
2005-09-26 Jason Merrill <jason@redhat.com>
PR c++/13764
* c-common.c (finish_fname_decls): Use append_to_statement_list_force.
* doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2005-09-26 James E Wilson <wilson@specifix.com>
* config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
copyright. Add gcc copyright plus libgcc exception.
* config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
copyright.
* config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2005-09-26 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
about when to iterate.
2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
PR target/23847
* config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
for __complex__ double in -mcpu=G5 mode.
2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/23942
* Makefile.in (SCEV_H): Depends on PARAMS_H.
* tree-scalar-evolution.c: Include params.h.
(t_bool): New enum.
(follow_ssa_edge, follow_ssa_edge_in_rhs,
follow_ssa_edge_in_condition_phi_branch,
follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
Change return type to t_bool. Use a parameter to limit the size of
trees that are walked before stopping
(analyze_evolution_in_loop): Initialize the limit to 0.
(follow_ssa_edge): Give up by returning t_dont_know if the limit
exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2005-09-26 Uros Bizjak <uros@kss-loka.si>
PR middle-end/23831
* simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
* combine.c (make_extraction): Check for valid use of subreg.
2005-09-26 Uros Bizjak <uros@kss-loka.si>
PR target/24055
* config/i386/i386.md ("*fistdi2_1"): New pattern.
("*fist<mode>2_1"): Use only HImode and SImode register operands.
("fist<mode>2_with_temp"): Use only register operands.
2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
* rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
CALL_INSN_FUNCTION_USAGE.
2005-09-26 Richard Guenther <rguenther@suse.de>
PR middle-end/15855
* gcse.c: Include hashtab.h, define ldst entry hashtable.
(pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
(ldst_entry): Use the hashtable instead of list-walking.
(find_rtx_in_ldst): Likewise.
(free_ldst_entry): Free the hashtable.
(compute_ld_motion_mems): Create the hashtable.
(trim_ld_motion_mems): Remove entry from hashtable if
removing it from list.
(compute_store_table): Likewise^2.
(store_motion): Free hashtable in case we did not see
any stores.
2005-09-25 Kazu Hirata <kazu@codesourcery.com>
* fold-const.c (fold_binary): Use op0 and op1 instead of arg0
and arg1 if we are passing them to fold_build2.
2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
PR 23828
* config/i386/i386.c (ix86_function_regparm): Fix the test for
a nested function.
2005-09-25 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (tls_symbolic_operand_1): Trust
SYMBOL_REF_TLS_MODEL to be correct.
2005-09-24 Richard Henderson <rth@redhat.com>
* ipa-type-escape.c (discover_unique_type): Remove dead code at
end of function. Reindent.
2005-09-24 Ian Lance Taylor <ian@airs.com>
* convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
NEGATE_EXPR/BIT_NOT_EXPR case.
2005-09-24 Richard Henderson <rth@redhat.com>
* c-common.c (handle_mode_attribute): When not modifying in place,
create subtypes for enumerations.
(sync_resolve_return): Use TYPE_MAIN_VARIANT.
* gimplify.c (create_tmp_from_val): Likewise.
2005-09-24 Alexandre Oliva <aoliva@redhat.com>
* config/i386/i386.md (*tls_global_dynamic_64,
*tls_local_dynamic_base_64): Add missing mode to call.
(tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2005-09-24 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
(cgraph_clone_node): Likewise.
* cgraph.h (cgraph_clone_edge): Update prototype.
(cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
duplicated prototypes; add updating argument.
* cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
* ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
updating profile.
(cgraph_mark_inline_edge): Likewise.
(cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
(cgraph_flatten_node): Likewise.
(cgraph_decide_recursive_inlining): Likewise.
(cgraph_decide_inlining_of_small_function): Likewise.
* tree-optimize.c (tree_rest_of_compilation): Likewise.
2005-09-23 David Edelsohn <edelsohn@gnu.org>
Pete Steinmetz <steinmtz@us.ibm.com>
* config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
(rldic.): Set type to "compare".
(rldicr.): Same.
(movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
mfjmpr for MFCTR/MFLR.
(movdf_hardfloat64): Same.
(movdf_softfloat64): Same. Correct order of store and move types.
(movti_string): Set type to store_ux/load_ux.
(load_multiple): Set type to load_ux.
(store_multiple): Set type to store_ux.
(movmemsi): Set type to store_ux.
(output_cbranch direct_return): Set type to jmpreg.
(stmw): Set type to store_ux.
(lmw): Set type to load_ux.
* config/rs6000/40x.md (ppc403-store): Increase latency to 2.
* config/rs6000/440.md (ppc440-store): Increase latency to 6.
* config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
* config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
* config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
* config/rs6000/rios1.md (rios1-store): Increase latency to 2.
(rios1-fpstore): Increase latency to 3.
* config/rs6000/rios2.md (rios2-store): Increase latency to 2.
* config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2005-09-23 David Edelsohn <edelsohn@gnu.org>
Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
operand2 constraint to "b".
(sync_<fetchop_name>di_internal): Same.
(sync_old_<fetchop_name>si_internal): Change operand3 constraint
to "b".
(sync_old_<fetchop_name>di_internal): Same.
(sync_new_<fetchop_name>si_internal): Same.
(sync_new_<fetchop_name>di_internal): Same.
2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
PR middle-end/23991
* final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
case, define as macros.
PR rtl-optimization/23837
* optabs.c (no_conflict_move_test): Don't set must_stay for a
clobber / clobber match between dest and p->first.
* optabs.c (emit_libcall_block): Use no_conflict_move_test.
(no_conflict_move_test): Update comments.
2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
* doc/install.texi: Update URL for Jacks.
* doc/sourcebuild.texi: Likewise.
2005-09-22 David Edelsohn <edelsohn@gnu.org>
PR target/24007
* config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
registers when choosing register preferences.
(movdf_hardfloat64): Same.
2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
* expmed.c (expand_shift): Don't use the target of the rotate as
target for the first expanded shift insn.
2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/22438
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
preserved iv rhs rewriting specially.
2005-09-21 Daniel Berlin <dberlin@dberlin.org>
* tree-data-ref.c (analyze_array_indexes): Only estimate when
estimate_only is true.
* tree-flow.h (ref_contains_indirect_ref): New prototype.
* tree-flow-inline.h (ref_contains_indirect_ref): Moved from
tree-ssa-structalias.c
* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
ref_contains_indirect_ref.
* tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2005-09-21 DJ Delorie <dj@redhat.com>
* config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
MASK_PTR_A0D0.
(mn10300_return_in_memory): Support variable size types also.
(mn10300_pass_by_reference): Likewise.
(mn10300_function_value): New.
* config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
(FUNCTION_OUTGOING_VALUE): Likewise.
* config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
* doc/invoke.texi: Document it.
2005-09-21 Uros Bizjak <uros@kss-loka.si>
PR target/22585
* config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
force integer op1 into register for XFmode compares.
2005-09-21 Kazu Hirata <kazu@codesourcery.com>
PR middle-end/23971
* expmed.c (alg_code): Add alg_impossible.
(alg_hash_entry): Add cost.
(synth_mult): Record alg_impossible in the hash table if
multiplication by a given integer is impossble within the
limit. Speed up using alg_impossible.
2005-09-20 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (get_constraint_for_component_ref): Add
argument. Allow and set any offset if needs_anyoffset is passed
in.
(get_constraint_for): Add argument here too.
Pass it down.
(do_structure_copy): Pass NULL to get_constraint_for.
(handle_ptr_arith): Ditto.
(find_func_aliases): Ditto.
2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/23898
* output.h (get_attr_min_length): Declare.
* final.c (get_attr_length_1): New function, broken out of:
(get_attr_length).
(get_attr_min_length): New function.
* bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
(duplicate_computed_gotos): Likewise.
* genattr.c (insn_min_length): Generate declaration.
* genattrtab.c (min_fn, min_attr_value): New functions.
(make_length_attrs): Generate insn_min_length.
2005-09-20 Steve Ellcey <sje@cup.hp.com>
* config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2005-09-20 Richard Henderson <rth@redhat.com>
PR tree-optimization/24059
* expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
EXPAND_STACK_PARM.
2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
* c.opt (fextended-identifiers): New.
* c-opts.c (c_common_handle_option): Handle
-fextended-identifiers.
* doc/cpp.texi: Update documentation of extended identifiers.
* doc/cppopts.texi (-fextended-identifiers): Document.
2005-09-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/23929
* tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
if expr is NULL.
PR tree-optimization/23818
* tree-stdarg.c (execute_optimize_stdarg): Call
calculate_dominance_info.
2005-09-20 Daniel Berlin <dberlin@dberlin.org>
* tree-data-ref.c (get_number_of_iters_for_loop): New function.
(analyze_siv_subscript_cst_affine): Add weak SIV test.
(compute_overlap_steps_for_affine_1_2): Use
get_number_of_iters_for_loop.
(analyze_subscript_affine_affine): Check whether difference is
zero first.
Use get_number_of_iters_for_loop.
Check whether overlap occurs outside of bounds.
(analyze_miv_subscript): Use get_number_of_iters_for_loop.
2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
* tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
base register if possible.
2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/18463
* tree-chrec.c (chrec_convert): Return fold_converted chrec if
converting it directly is not possible.
(chrec_convert_aggressive): New function.
* tree-chrec.h (chrec_convert_aggressive): Declare.
* tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
Fold chrec conversions aggressively if asked to.
(instantiate_parameters): Modified because of changes in
instantiate_parameters_1.
2005-09-19 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
(reduc_splus_v2df): New.
2005-09-19 Richard Sandiford <richard@codesourcery.com>
* config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
(ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2005-09-19 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (vcondu<SSEMODE124>): Rename from
vcondu<SSEMODE12>.
2005-09-19 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_widen_sum): New.
(ia64_expand_dot_prod_v8qi): New.
* config/ia64/ia64-protos.h: Update.
* config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
sdot_prodv8qi, sdot_prodv4hi): New.
(reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2005-09-19 Richard Henderson <rth@redhat.com>
PR 23941
* real.c (exact_real_truncate): Return false if the format cannot
represent the number as a normal.
* config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
for a memory source.
2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
* tree-ssa-operands.c (swap_tree_operands): Export.
* tree.h (swap_tree_operands): Declare.
* tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
Call swap_tree_operands.
2005-09-19 Richard Henderson <rth@redhat.com>
* tree-flow.h (merge_alias_info): Declare.
* tree-ssa-copy.c (merge_alias_info): Export.
* tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
(vect_create_data_ref_ptr): Use create_iv directly.
(vectorizable_load): Use correct types for integer constants.
(vect_generate_tmps_on_preheader): Likewise.
(vect_gen_niters_for_prolog_loop): Likewise.
2005-09-19 Steven Bosscher <stevenb@suse.de>
PR rtl-optimization/23943
* cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2005-09-18 Jan Hubicka <jh@suse.cz>
* calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
* varasm.c (output_constant): Do not abort on conversions to union
types between different sizes.
2005-09-18 Richard Guenther <rguenther@suse.de>
PR middle-end/23944
* gimplify.c (fold_indirect_ref_rhs): Fix thinko in
fallback.
2005-09-18 Paul Brook <paul@codesourcery.com>
* config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2005-09-17 Richard Henderson <rth@redhat.com>
* tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
* tree-ssa-loop.c (pass_vect_dce): Remove.
* passes.c (init_optimization_passes): Add pass_dce as a sub-pass
of pass_vectorize.
2005-09-17 Richard Henderson <rth@redhat.com>
* tree-pass.h (pass_vect_dce): Declare.
* passes.c (init_optimization_passes): Add it.
* tree-flow.h (tree_ssa_dce): Declare.
* tree-ssa-dce.c (tree_ssa_dce): Export.
* tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
(gate_tree_vectorize): ... here.
(pass_vect_dce): New.
2005-09-17 Jan Hubicka <jh@suse.cz>
* except.c (struct eh_status): Turn region_array into vec.
(expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
convert_from_eh_region_ranges, find_exception_handler_labels,
current_function_has_exception_handlers, assign_filter_values,
build_post_landing_pads, dw2_build_landing_pads,
sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
foreach_reachable_handler, can_throw_internal_1,
convert_to_eh_region_ranges, verify_eh_tree): Update uses of
region_array.
(duplicate_eh_region_1): Update region_array.
(duplicate_eh_regions): Resize region_array and avoid recomputing.
2005-09-17 David Edelsohn <edelsohn@gnu.org>
PR middle-end/22067
* expmed.c (expand_mult): Substitute simple register for op0 when
computing max_cost.
2005-09-17 Richard Henderson <rth@redhat.com>
* expr.c (emit_move_via_integer): Add force argument, pass it on
to emit_move_change_mode. Update callers.
(emit_move_complex): Pass true to new force argument.
* function.c (expand_function_end): Move expand_eh_return call
earlier. Merge sub-word complex values into a pseudo before
copying to the return hard register.
2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
* varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
between different sizes.
2005-09-16 Paolo Bonzini <bonzini@gnu.org>
PR 23903
* passes.c (init_optimization_passes): Register dump files for
IPA passes first.
2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390-protos.h (s390_overlap_p): Prototype added.
* config/s390/s390.c (s390_overlap_p): New function.
* config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
peephole2, "*xc" peephole2): Added overlap check to the peephole2
condition.
2005-09-16 Richard Guenther <rguenther@suse.de>
* ipa-pure-const.c (static_execute): Free auxiliar information.
* ipa-type-escape.c (discover_unique_type): Free temporary key.
* tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2005-09-15 DJ Delorie <dj@redhat.com>
* config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2005-09-15 Paolo Bonzini <bonzini@gnu.org>
* optabs.c (expand_binop): Use swap_commutative_operands_with_target
to order operands.
(swap_commutative_operands_with_target): New.
2005-09-15 Daniel Berlin <dberlin@dberlin.org>
* tree-data-ref.c (analyze_array_indexes): Add estimate_only
parameter.
Update callers.
(estimate_iters_using_array): New function.
* tree-data-ref.h (estimate_iters_using_array): Prototype
* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
Use estimate_iters_using_array instead of analyze_array.
2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
* tree-nested.c (get_frame_type): Mark the "non-local frame structure"
as addressable.
2005-09-15 Michael Matz <matz@suse.de>
* tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2005-09-14 Daniel Berlin <dberlin@dberlin.org>
PR tree-optimization/23835
* tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
(create_name_tags): Rewrite to be not O(num_ssa_names^2).
2005-09-14 Richard Henderson <rth@redhat.com>
* config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
(addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
* config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
in the ARRAY_TYPE case.
2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2005-09-14 Uros Bizjak <uros@kss-loka.si>
PR middle-end/22480
* tree-vect-transform.c (vectorizable_operation): Return false for
scalar shift operations and for vector shift operations with
non-invariant shift arguments. Use scalar tree operand op1 as
a shift operand when vector shift insn pattern uses scalar shift
operand.
* Makefile.in (tree-vect-transform.o): Depend on recog.h.
2005-09-14 Olivier Hainque <hainque@adacore.com>
* gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
value if it has side-effects.
2005-09-14 David Edelsohn <edelsohn@gnu.org>
PR target/22068
* config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2005-09-14 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
passed as NAME as if it were label at start of function code.
2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.md (*movv4sf_i): Add general register cases to
the constraints.
2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
as early clobber. Rewrite so the PIC register is not implicitly used.
2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* tree.c (annotate_with_file_line): Compare line numbers before
file names.
2005-09-13 Uros Bizjak <uros@kss-loka.si>
PR target/23816
* config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
(*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2005-09-13 Ian Lance Taylor <ian@airs.com>
* loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
than a HOST_WIDEST_INT to gen_doloop_begin.
2005-09-13 Diego Novillo <dnovillo@redhat.com>
* tree-dfa.c (dump_variable): Guard against NULL annotations.
2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimize/23817
* tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2005-09-13 Alan Modra <amodra@bigpond.net.au>
PR target/23774
* config/rs6000/rs6000.md (restore_stack_block): Write the backchain
word before changing the stack pointer. Use gen_frame_mem for MEMs.
Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
(restore_stack_nonlocal): Likewise.
(save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2005-09-12 Ian Lance Taylor <ian@airs.com>
PR g++/7874
* c.opt (ffriend-injection): New C++ option.
* doc/invoke.texi (Option Summary): Mention -ffriend-injection.
(C++ Dialect Options): Document -ffriend-injection.
2005-09-12 Josh Conner <jconner@apple.com>
PR middle-end/23237
* ipa-reference.c (static_execute): Don't mark variables in
named sections TREE_READONLY.
2005-09-12 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
stack_tie.
2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
* tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
V_MUST_DEF instead of just the first_use_p.
Don't mark the virtual variables for renaming on the statement which
is being removed.
(pass_dse): Remove TODO_update_ssa.
2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
PR middle-end/23290
* stor-layout.c (compute_record_mode): For records with a single
field, actually check the field's mode size against the type size.
* sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
registers for TARGET_SHMEDIA.
(enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
of GENERAL_REGS and FP_REGS.
2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2005-09-12 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
are omitted. Exclude stack_tie insn too.
2005-09-11 David Edelsohn <edelsohn@gnu.org>
PR rtl-optimization/23098
* config/rs6000/predicates.md (easy_fp_constant): SFmode constant
0.0f is easy.
* config/rs6000/rs6000.md (movdf splitter): Use
const_double_operand predicate for TARGET_POWERPC64.
* config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
SYMBOL_REF method to ABI_V4.
* config/rs6000/altivec.md (build_vector_mask_for_load): Use
replace_equiv_address.
* config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
rs6000_sr_alias_set and MEM_NOTRAP.
(rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (contains_placeholder_p) <tcc_expression>: Properly
handle CALL_EXPR again.
2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
* arm/predicates.md (alignable_memory_operand): Delete.
2005-09-10 Richard Henderson <rth@redhat.com>
PR debug/23806
* dbxout.c (dbxout_expand_expr): New.
(dbxout_symbol): Use it.
2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.c (arm_gen_rotated_half_load): Delete.
(vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
(emit_multi_reg_push, emit_sfm, arm_expand_prologue)
(thumb_set_return_address): Likewise.
(thumb_load_double_from_address): Use adjust_address.
* arm.md (splits calling arm_gen_rotated_half_load): Delete.
(extendhsisi2_mem, movhi_bytes): Use change_address.
(movhi): Use widen_memory_access.
(reload_out_df): Use replace_equiv_address.
* arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2005-09-09 Richard Henderson <rth@redhat.com>
PR debug/20998
* dbxout.c: Include expr.h.
(dbxout_global_decl): Don't suppress for DECL_RTL unset.
(dbxout_symbol): Handle DECL_VALUE_EXPR.
* Makefile.in (dbxout.o): Add EXPR_H.
2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/23509
* tree-cfg.c (replace_uses_by): Use replace_exp.
* tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
pointers have name_mem_tag or type_mem_tag set.
2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
* tree-chrec.c (evolution_function_is_invariant_rec_p): Use
CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
of wrongly accessing operands.
2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
* Makefile.in (tree-chrec.o): Depends on SCEV_H.
* tree-chrec.c: Include tree-scalar-evolution.h.
(chrec_convert): Instantiate the base and step before calling
scev_probably_wraps_p that would fail on parametric evolutions.
Collect all the fails into a single section failed_to_convert,
print a diagnostic, and return chrec_dont_know instead of calling
fold_convert.
* tree-scalar-evolution.c (loop_closed_phi_def): New.
(instantiate_parameters_1): Avoid instantiation of loop closed ssa
phi nodes.
(scev_const_prop): Don't replace the definition of a loop closed ssa
phi node by itself, or by another loop closed ssa phi node.
* tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
that base and step are defined.
2005-09-09 Richard Guenther <rguenther@suse.de>
PR c++/23624
* fold-const.c (fold_ternary): Check truth_value_p before
calling invert_truthvalue.
2005-09-09 Nick Clifton <nickc@redhat.com>
* Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
* libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
dimension of these arrays.
* libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
these arrays.
* longlong.h: Only provide a prototype for the __clz_tab[] array
if this header has not been included from libgcc2.h.
* config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
defining own types.
Provide prototypes for exported functions.
Use the __clz_tab[] and __popcount_tab[] arrays provided by
libgcc2.c.
2005-09-08 Josh Conner <jconner@apple.com>
PR c++/21135
PR c++/23180
* expr.c (expand_expr_addr_expr_1): Don't invoke
expand_simple_binop for EXPAND_INITIALIZER.
2005-09-08 Richard Henderson <rth@redhat.com>
PR debug/23190
* toplev.c (wrapup_global_declaration_1): Split out ...
(wrapup_global_declaration_2): ... from ...
(wrapup_global_declarations): ... here. Return bool.
(check_global_declaration_1): Split out ...
(check_global_declarations): from here.
(emit_debug_global_declarations): New.
* toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
check_global_declaration_1, emit_debug_global_declarations): Declare.
* c-decl.c (c_write_global_declarations_1): Don't create a vector
of decls. Call wrapup_global_declaration_1,
wrapup_global_declaration_2, check_global_declaration_1 directly.
(c_write_global_declarations_2): New.
(ext_block): New.
(c_write_global_declarations): Call c_write_global_declarations_2.
* langhooks.c (write_global_declarations): Call
emit_debug_global_declarations.
* cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
remove decls that have DECL_RTL_SET_P.
* passes.c (rest_of_decl_compilation): Invoke
cgraph_varpool_finalize_decl for all but functions.
2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
* tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
the result of a conversion if the new min and max cannot be compared.
2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_sr_alias_set): Variable removed.
(override_options): Setting s390_sr_alias_set removed.
(save_fpr, save_gprs): Set alias set to vararg or frame.
(restore_fpr, restore_gprs, s390_emit_prologue): Replace
s390_sr_alias_set with get_frame_alias_set ().
(s390_gimplify_va_arg): Replace s390_sr_alias_set with
get_varargs_alias_set ().
2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
PR objc/20574
PR objc/19324
* c-parser.c (c_parser_objc_method_definition): If the next
token is not "{", error out and don't start the function.
2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
* tree-vrp.c (extract_range_from_expr): Move the check for non
nullness after the check for gimple invariant.
2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* tree.c (host_integerp, tree_low_cst): Correct function comment.
2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
PR target/23747
* config/m32r.md (movmemsi_internal): Canonicalize order of
operands in PLUS component of template.
2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
* reload1.c (fixup_eh_region_note): Remove assertion.
(fixup_abnormal_edges): Reverted removal of call to
find_many_sub_basic_blocks made on 2005-08-31.
2005-09-07 Richard Henderson <rth@redhat.com>
* function.c (ARG_POINTER_CFA_OFFSET): Move ...
* defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
(INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
* dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
rearrange for better packing.
(INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
(lookup_cfa_1): Remove inline marker.
(cfa_equal_p): Split out of ...
(def_cfa_1): ... here. Use INVALID_REGNUM.
(build_cfa_loc): Handle !cfa->indirect.
(frame_pointer_cfa_offset): New.
(dbx_reg_number): Assert register elimination performed; do
leaf register remapping.
(reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
(eliminate_reg_to_offset): New.
(based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
for verifiably local stack frame addresses; re-base to CFA.
(mem_loc_descriptor): Remove can_use_fbreg argument.
(concat_loc_descriptor, loc_descriptor): Likewise.
(containing_function_has_frame_base): Remove.
(rtl_for_decl_location): Don't do register elimination or
leaf register remapping here.
(secname_for_decl): Split out from ..
(add_location_or_const_value_attribute): ... here.
(convert_cfa_to_loc_list): New.
(compute_frame_pointer_to_cfa_displacement): New.
(gen_subprogram_die): Use them.
* tree.h (frame_base_decl): Remove.
* var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
(prologue_stack_adjust): Remove.
(vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
(adjust_stack_reference): Re-base memories to arg_pointer_rtx.
(set_frame_base_location): Remove.
(compute_bb_dataflow, emit_notes_in_bb): Don't call it.
(dump_attrs_list, dump_dataflow_set): Use string concatenation.
(vt_add_function_parameters): Don't eliminate_regs.
(vt_initialize): Don't create frame_base_decl.
2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
* doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
version of GNU binutils for 4.x and later.
2005-09-06 Mark Mitchell <mark@codesourcery.com>
* ggc-page.c (ggc_push_context): Remove.
(ggc_pop_context): Likewise.
* ggc.h (ggc_push_context): Remove.
(ggc_pop_context): Likewise.
2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
PR target/8973
* config/arc/arc.c (arc_output_function_epilogue): Update flags while
returning from an interrupt handler.
2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
PR target/8972
* config/arc/arc.c (output_shift): Add check for loop count when
optimizing.
2005-09-06 Steven Bosscher <stevenb@suse.de>
* tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
form manually.
(abs_replacement): Likewise.
(pass_phiopt): Remove TODO_update_ssa.
2005-09-06 Jakub Jelinek <jakub@redhat.com>
PR c/23075
* c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
if "return with no value, in function returning non-void" warning
has been issued.
* tree-cfg.c (execute_warn_function_return): Don't look at
RETURN_EXPRs with TREE_NO_WARNING set.
PR target/22362
* config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
for internal functions doesn't use registers used by global registers
variables. Use fewer register parameters if there are global register
variables.
2005-09-06 Olivier Hainque <hainque@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/14997
* expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
when we would be extracting outside its bit span (bitpos+bitsize
larger than its mode), possible with some VIEW_CONVERT_EXPRs from
Ada unchecked conversions.
2005-09-06 Steven Bosscher <stevenb@suse.de>
* tree-ssa-pre.c (try_look_through_load): New function.
(compute_avail): Use it to try to look through loads for some
more useful expressions.
2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
* simplify-rtx.c (simplify_binary_operation_1): Correct the
condition for detecting cases like (a&a) and (a^a).
2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
* common.opt: Add option ftree-vect-loop-version.
* params.def: Add --param vect-max-version-checks.
* doc/invoke.texi: Document ftree-vect-loop-version and
--param vect-max-version-checks.
* tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
may_misalign_stmts and defines for accessors.
* tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
LOOP_VINFO_MAY_MISALIGN_STMTS.
(destroy_loop_vec_info): VEC_free for
LOOP_VINFO_MAY_MISALIGN_STMTS.
* tree-vect-analyze.c (vect_compute_data_ref_alignment):
Update documentation.
(vect_update_misalignment_for_peel): New.
(vect_enhance_data_refs_alignment): Update to choose loop
peeling or loop versioning if appropriate for the (potentially)
unaligned data references in the loop.
(vect_analyze_data_refs_alignment): Remove call to
vect_enhance_data_refs_alignment so the checks can be done
earlier.
(vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
and move up call to vect_analyze_data_refs_alignment.
* tree-vect-transform.c (vect_create_cond_for_align_checks): New.
(vect_transform_loop): Add call to loop_version.
2005-09-06 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/23098
* cse.c (fold_rtx_mem): Call delegitimize_address target hook.
* simplify-rtx.c (constant_pool_reference_p): New function.
* rtl.h (constant_pool_reference_p): New prototype.
* config/i386/i386.md (pushf split, mov[sdx]f split): Use
constant_pool_reference_p in condition and
avoid_constant_pool_reference in preparation statements.
2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
* gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
STRICT_LOW_PART SETs.
2005-09-06 Alan Modra <amodra@bigpond.net.au>
PR middle-end/21460
* except.c (sjlj_emit_function_enter): Find the function begin
note even when it's not in first basic block.
2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
* acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
* aclocal.m4: Regenerate.
2005-09-05 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
of macro.
2005-09-06 Kazu Hirata <kazu@codesourcery.com>
* gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
Follow spelling conventions.
* doc/invoke.texi: Follow spelling conventions.
2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
* rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
* emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
* builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
PR target/23683
* sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
(output_stack_adjust): Use gen_tmp_stack_mem.
(sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
(sh_set_return_address, sh_allocate_initial_value): Likewise.
(sh_get_pr_initial_val): Likewise.
(sh_builtin_saveregs): Use gen_frame_mem and change_address.
(sh_initialize_trampoline): Likewise. Also use adjust_address.
* sh.md (divsi_inv_m0): Use gen_const_mem.
(push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
(movdf_i4+1): Use gen_tmp_stack_mem.
(reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
(fpu_switch+2): Likewise.
(movv4sf_i, movv16sf_i): Use adjust_address.
(symGOT_load): Set MEM_NOTRAP_P bit.
2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/23721
* pa.c (emit_move_sequence): Fix typo in last change.
2005-09-03 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/23454
* reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
is true.
2005-09-03 Richard Henderson <rth@redhat.com>
John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/23671
* pa.c (emit_move_sequence): Use replace_equiv_address instead of
gen_rtx_MEM.
2005-09-02 Nicolas Pitre <nico@cam.org>
* config/arm/arm.c (arm_legitimize_address): Limit the value passed
to bit_count to 32 bits.
2005-08-31 Mark Mitchell <mark@codesourcery.com>
PR c++/23167
* gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
generating synthetic loads from volatile lvalues.
005-09-02 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
__ctzhi2, __clzhi2): New functions.
2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23547
* tree-nested.c (struct var_map_elt): Mark with GTY.
(struct nesting_info): Mark with GTY. Mark var_map's param is struct
var_map_elt.
(lookup_field_for_decl): Allocate new element in GC memory.
(lookup_tramp_for_decl): Likewise.
(convert_nl_goto_reference): Likewise
(create_nesting_tree): Allocate info in GC memory. Likewise for
info->var_map.
(free_nesting_tree): Free with ggc_free instead of free.
(root): New static variable.
(lower_nested_functions): Remove root as local variable. And zero out
root at the end of the function.
2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/20365
* simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
to short. New member ix.
(simplify_plus_minus_op_data_cmp): Break ties using ix member.
(simplify_plus_minus): Initialize ix members before calling qsort.
2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/23626
* tree-cfg.c (replace_uses_by): Clean up eh info.
2005-09-01 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
fprintf.
2005-09-01 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
(rs6000_split_multireg_move): Use replace_equiv_address instead of
gen_rtx_MEM.
2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
* c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
do not issue warning for a variable definition following
a declaration.
2005-09-01 Richard Henderson <rth@redhat.com>
PR 23668
* config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
conversion to CONST_VECTOR.
2005-09-01 Richard Henderson <rth@redhat.com>
PR 23676
* reload1.c (reload_as_needed): Check !CALL_P before calling
fixup_eh_region_note.
* rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2005-09-01 DJ Delorie <dj@redhat.com>
* varasm.c (output_constant): Let the target resolve
conversions of addresses to non-default pointer sizes.
2005-09-01 Nicolas Pitre <nico@cam.org>
* config/arm/arm.c (arm_legitimize_address): Split absolute addresses
to alow matching ARM pre-indexed addressing mode.
(arm_override_options): Remove now irrelevant comment.
2005-09-01 Phil Edwards <phil@codesourcery.com>
* config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
* config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
* config/i386/vxworks.h: Likewise.
* config/i386/t-vxworksae: New file, for VxWorks AE.
* config/i386/vxworksae.h: Likewise.
2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/23410
* tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
sequence is not wrapping during the first step.
2005-09-01 Jakub Jelinek <jakub@redhat.com>
PR debug/7241
* dwarf2out.c (base_type_die): Compare char_type_node with
TYPE_MAIN_VARIANT (type), not type.
2005-09-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/15366
* common.opt: Add -finline-functions-called-once.
Put -fearly-inlining in alphabetically ordered place.
* doc/invoke.texi: Document new option.
* ipa-inline.c (cgraph_decide_inlining): Honour
flag_inline_functions_called_once.
2005-09-01 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/23478
* local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
(alloc_qty): Initialize it.
(update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
(combine_regs): Combine also n_throwing_calls_crossed fields.
(find_free_reg): Don't attempt to caller-save pseudos crossing
calls that might throw.
* global.c (struct allocno): Add throwing_calls_crossed field.
(global_alloc): Revert 2005-08-22 change. Initialize
throwing_calls_crossed.
(find_reg): Don't attempt to caller-save pseudos crossing calls that
might throw.
2005-09-01 Alan Modra <amodra@bigpond.net.au>
PR target/23649
* config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
(mask64_operand): Reinstate code prior to 2005-06-11 change.
(mask64_2_operand): Reinstate code prior to 2004-11-11 change.
(and64_2_operand): Tweak to use predicate.
(and_operand): Adjust for mask_operand changes.
* config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
(print_operand): Likewise.
(rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
(mask64_1or2_operand): Delete.
* rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
* config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
(EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
(EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
* config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
(rotldi3_internal4): Likewise.
(rotldi3_internal5, rotldi3_internal5 split): Likewise.
(rotldi3_internal6, rotldi3_internal6 split): Likewise.
(ashldi3_internal7): Likewise.
(ashldi3_internal8, ashldi3_internal8 split): Likewise.
(ashldi3_internal, ashldi3_internal9 split): Likewise.
(anddi3 split): Don't match mask64_operand.
(anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
(anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
't' splitter predicate.
(movdi_internal64 + 2): Revert 2005-06-11 change.
2005-08-31 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_valid_pointer_mode): New.
(m32c_asm_integer): Add support for 32 bit pointers.
2005-08-31 Richard Henderson <rth@redhat.com>
* emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
component-like references for setting MEM_NOTRAP_P.
* config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
* config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2005-08-31 Richard Henderson <rth@redhat.com>
* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
into a pseudo before applying gen_lowpart.
2005-08-31 Geoffrey Keating <geoffk@apple.com>
* doc/install.texi (Specific): Update cctools version required
for full functionality.
* config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
linkers as -macosx_version_min.
2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
PR target/21255
* sh.c (print_operand, %R and %S): Add handling of floating point
registers, memory, constants and invalid operands.
2005-08-31 Daniel Berlin <dberlin@dberlin.org>
* ipa-pure-const.c: Change dump name.
2005-08-31 Uros Bizjak <uros@kss-loka.si>
PR target/23570
* config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
to "reg_or_0_operand".
(sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2005-08-31 Dale Johannesen <dalej@apple.com>
* loop-iv.c (iv_number_of_iterations): Fix overflow check for
loops that count down.
2005-08-31 Richard Henderson <rth@redhat.com>
PR rtl-opt/23601
* reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
(fixup_eh_region_note): New.
(reload_as_needed): Call it.
(fixup_abnormal_edges): Allow all throwing insns to be deleted;
don't call find_many_sub_basic_blocks; call verify_flow_info.
* function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
(keep_stack_depressed): Likewise.
(assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2005-08-31 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
fp return matching.
2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
* expr.c (expand_expr_real_1): Compare size of address
mode to target's address mode size in deciding expansion of
the constant address.
2005-08-31 Richard Guenther <rguenther@suse.de>
PR middle-end/23477
* expr.c (all_zeros_p): New function.
(expand_expr_real_1): Handle the case of an all-zero
non-addressable constructor separately.
2005-08-31 Adrian Straetling <straetling@de.ibm.com>
* builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
arguments, adjust all callers.
(expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2005-08-30 Richard Henderson <rth@redhat.com>
PR target/23630
* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
whenever the mode sizes match.
2005-08-31 Alan Modra <amodra@bigpond.net.au>
* calls.c (load_register_parameters): Fix comment typo.
* expr.c (emit_push_insn): Comment formatting.
2005-08-30 Ian Lance Taylor <ian@airs.com>
* config/i386/x-cygwin (host-cygwin): Change dependency from
hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2005-08-29 Geoffrey Keating <geoffk@apple.com>
* config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
parts of 'vals'.
2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23408
* ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
call to ggc_collect.
2005-08-29 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/21268
* Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
beginning. Remove $(INCLUDES) from all the rules, if following
$(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2005-08-29 Jakub Jelinek <jakub@redhat.com>
PR middle-end/23484
* builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
not constant, but maxlen is, don't set len to maxlen, rather
set maxlen to len if len is a constant.
2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/23475
* tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
and counts.
2005-08-28 Daniel Berlin <dberlin@dberlin.org>
Fix PR middle-end/22455
* fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
Checksum only the parts of the tree that exist for the tree code.
2005-08-28 Dale Johannesen <dalej@apple.com>
* config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
* tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2005-08-28 Richard Henderson <rth@redhat.com>
* stor-layout.c (finalize_type_size): Revert workaround from 08-26.
* tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
of char_type_node.
2005-08-28 Jakub Jelinek <jakub@redhat.com>
PR ada/23593
* builtins.c (get_memory_rtx): Don't strip nops
in between COMPONENT_REFs.
2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/23463
* gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
types.
(gimplify_modify_expr): Check for zero sized types and gimplify the
rhs and lhs as statements.
2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
PR libgcj/23508
* pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
state for return address column of signal frames.
2005-08-27 David Edelsohn <edelsohn@gnu.org>
PR target/23539
* config/rs6000/rs6000.c (expand_block_clear): Use HImode when
bytes >= 2 not bytes == 2.
(expand_block_move): Same.
2005-08-27 Richard Guenther <rguenther@suse.de>
PR target/23575
* config/i386/sse.md (sse2_movsd): Add missing closing
braces.
2005-08-27 Paul Brook <paul@codesourcery.com>
* genrecog.c (enum decision_type): Add DT_num_insns.
(struct decision_test): Add u.num_insns.
(add_to_sequence): Add DT_num_insns test.
(maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
(write_cond, debug_decision_2): Ditto.
(change_state): Assume peep2_next_insn never fails.
Remove "afterward" argument.
(write afterward, write_tree): Update to match.
* recog.c (peep2_current_count): New variable.
(peep2_next_insn): Check it.
(peephole2_optimize): Set peep2_current_count.
* recog.h (peep2_current_count): Declare.
2005-08-26 Josh Conner <jconner@apple.com>
PR middle-end/23584
* ipa-pure-const.c (check_tree): Check for volatile-ness
when considering a dereference.
2005-08-27 Jakub Jelinek <jakub@redhat.com>
* rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2005-08-26 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/23561
* builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
at most LEN bytes long memory fits into the field.
(expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2005-08-26 Richard Henderson <rth@redhat.com>
PR rtl-opt/23560
* loop.c (biased_biv_may_wrap_p): New.
(maybe_eliminate_biv_1): Use it to suppress non-equality
comparison transformations. Delete disabled code.
2005-08-26 Ian Lance Taylor <ian@airs.com>
* combine.c (make_extraction): Avoid reference outside object.
2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
* stor-layout.c (finalize_type_size): Restore behaviour for
non-aggregate types to the status quo ante of the patch for
pr 23467. Document why it matters.
2005-08-26 Jakub Jelinek <jakub@redhat.com>
PR c/23506
* c-common.c (c_common_nodes_and_builtins): Increase builtin_types
array by one element, initialize the BT_LAST element with NULL.
2005-08-26 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
optimizing for size.
(plus_eqsi): Same.
(compare_plus_eqsi): Same.
(plus_eqsi_compare): Same.
(neg_eq0<mode>): Same.
(neg_eq<mode>): Same.
* config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
PROCESSOR_POWER4.
2005-08-26 Nick Clifton <nickc@redhat.com>
* config/v850/v850.c (ep_memory_operand): Return FALSE if
TARGET_EP is not defined.
* config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
TARGET_EP is enabled.
(OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
* config/v850/v850.md (save_all_interrupt): Only use the EP
register if TARGET_EP is defined.
(restore_all_interrupt): Likewise.
* config/v850/lib1funcs.asm: Update functions so that the EP
register is only used if __EP__ is defined.
2005-08-26 David Ung <davidu@mips.com>
* config/mips/mips.c (mips_expand_prologue): Handle case when
generating for MIPS16 and the outgoing argument area is more than
SMALL_OPERAND. Use the frame pointer as temporary to generate the
add instruction.
2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
* config/crx/crx.md: Make doloop_end pattern usage controllable
via mloop-nesting=<max-nesting> command line switch. Make sure
the combiner cannot use doloop_end_<mode> in an illegal way.
* config/crx/crx.c: Use regs up to r6 for argument passing.
Refine crx_address_cost (non cst4 displacements are expensive).
* config/crx/crx.opt: Add switch for mloop-nesting=.
2005-08-26 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
(UNSPEC_MVST): New constant.
2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
Reject operands containing eliminable registers.
* testsuite/gcc.dg/20050825-1.c: New testcase.
2005-08-24 Paolo Bonzini <bonzini@gnu.org>
Jan Hubicka <jh@suse.cz>
* regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2005-08-24 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/23546
* tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
and REAL_CST nodes.
2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
* params.def (PARAM_MIN_SPEC_PROB): New.
* sched-rgn.c (MIN_PROBABILITY): Delete.
(compute_trg_info): Convert to PARAM_VALUE.
* doc/invoke.texi (param): Document min-spec-prob.
2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
* config/darwin.h: define __PIC__
* config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
TARGET_OS_CPP_BUILTINS macro.
2005-08-24 Paolo Bonzini <bonzini@gnu.org>
* config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
yesterday.
2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
* bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
to duplicate_block.
* cfghooks.c (duplicate_block): Added position where to place
new block as argument.
* cfghooks.h (duplicate_block): Declaration changed.
* cfglayout.c (copy_bbs): Add argument after. Pass it to
duplicate_block.
* cfglayout.h (copy_bbs): Declaration changed.
* cfgloop.h (loop_version): Declaration changed.
* cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
position to copy_bbs.
(loop_version): Pass position to duplicate_loop_to_header_edge.
Add place_after argument and position new blocks according to
it.
* modulo-sched.c (sms_schedule): Pass place_after argument
to loop_version.
* tracer.c (tail_duplicate): Pass argument to duplicate_block.
* tree-cfg.c (split_edge_bb_loc): New function.
(tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
to determine position of new blocks.
* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
to loop_version.
* tree-ssa-threadupdate.c (create_block_for_threading): Pass
argument to duplicate_block.
* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
Pass position to copy_bbs.
2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
* fold-const.c (ptr_difference_const): Use
cst_and_fits_in_hwi instead of host_integerp.
2005-08-24 Paolo Bonzini <bonzini@gnu.org>
* config/darwin.c (gen_pic_offset): New.
(machopic_indirect_data_reference, machopic_legitimize_pic_address):
Use it.
2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/23486
* tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2005-08-23 Phil Edwards <phil@codesourcery.com>
* config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
remove use_collect2.
(powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
* target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
configuration files to override the default value.
* config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
* config/vx-common.h: New file, split out from...
* config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
* config/vxworksae.h: New file, for VxWorks AE.
* config/vxworks.opt: New file.
* config/vxlib.c: Update for VxWorks 6.
* config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
other MULTILIB_* variables appropriately.
(LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
* config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
* config/rs6000/vxworks.h: Update for VxWorks 6.
* config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
PR target/20799
* config/darwin.c (machopic_select_section): Remove the hack to
mark "::operator new" and "::operator delete" for coalescing
even though they are not weak.
2005-08-24 Alan Modra <amodra@bigpond.net.au>
* configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
* configure: Regenerate.
2005-08-23 Paolo Bonzini <bonzini@gnu.org>
PR middle-end/23517
* fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
between vectors.
* convert.c (convert_to_integer, convert_to_vector): Likewise.
* tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
Likewise.
2005-08-23 Paolo Bonzini <bonzini@gnu.org>
* config/rs6000/predicates.md (equality_operator): New.
* config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
comparison with a large constant.
2005-08-23 Mark Mitchell <mark@codesourcery.com>
* hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
* sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
registers is even, and we have a hardware double precision fp,
align the buffer.
(sh_gimplify_va_arg_expr): For floating point arguments, consider
size of current argument when checking if argument was passed in
registers.
* sh.c (sh_attr_renesas_p): Handle error_mark_node.
PR middle-end/23467
* stor-layout.c (finalize_type_size): Dont override
existing alignment with a smaller alignment from the mode.
2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
* lambda-code.c (lambda_vector_lexico_pos): Moved...
* lambda.h (lambda_vector_lexico_pos): ... here.
* tree-data-ref.c (build_classic_dist_vector): Return false when
the distance vector is lexicographically negative.
2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/23511
* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2005-08-23 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/22043
* tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
* expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
If ALLOW_FLEXARR, handle types ending with flexible array member.
Pass false as second argument to recursive count_type_elements calls.
(categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
argument to count_type_elements call.
* tree-sra.c (decide_block_copy): Likewise.
* gimplify.c (gimplify_init_constructor): If num_type_elements < 0
for a constant-sized object, set cleared as well. Pass true as
second argument to count_type_elements call.
2005-08-23 Alan Modra <amodra@bigpond.net.au>
PR target/21571
* config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
from legitimate_small_data_p, and make global. Update use.
Remove forward declaration.
* config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
Declare.
* config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2005-08-23 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (eq<mode>): Use output operand instead
of scratch intermediates.
(eq<mode>_compare): Same.
(neg_eq0<mode>): New.
(neg_eq<mode>): Convert to define_insn_and_split.
2005-08-23 Alan Modra <amodra@bigpond.net.au>
PR target/23070
* config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
stdarg functions, set/clear the fp marker even when no variable
args are passed.
* config/rs6000/sysv4.opt (mprototype): Describe.
2005-08-22 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/23478
* regs.h (reg_info): Add throw_calls_crossed.
(REG_N_THROWING_CALLS_CROSSED): Define.
* flow.c (allocate_reg_life_data): Initialize
REG_N_THROWING_CALLS_CROSSED.
(propagate_one_insn, attempt_auto_inc): Update
REG_N_THROWING_CALLS_CROSSED.
* global.c (global_alloc): Don't allocate pseudos across
calls that may throw.
2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
PR c/18715
* c-common.c (c_do_switch_warnings): Look for a node where the enum's
value is inbetween the range if we did not find an exact match.
2005-08-22 Aldy Hernandez <aldyh@redhat.com>
* doc/invoke.texi (Option Summary): Add ms1 options.
* doc/extend.texi: Document interrupt handler attribute for ms1.
* doc/md.texi: Document ms1 constraints.
* config.gcc: Add ms1-*-elf.
* config/ms1/ms1.h: New.
* config/ms1/ms1.c: New.
* config/ms1/ms1.md: New.
* config/ms1/ms1-protos.h: New.
* config/ms1/ABI.txt: New.
* config/ms1/crti.asm: New.
* config/ms1/crtn.asm: New.
* config/ms1/lib2extra-funcs.c: New.
* config/ms1/t-ms1: New.
* config/ms1/ms1.opt: New.
2005-08-22 Ira Rosen <irar@il.ibm.com>
* config/rs6000/altivec.md (xorv4sf3): New.
(negv4sf2, neg<mode>2): Likewise.
2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
PR target/23485
* config/ia64/ia64.md (divsi3): Check divide by zero.
(udivsi3): Likewise.
(divdi3): Likewise.
(udivdi3): Likewise.
2005-08-21 Jakub Jelinek <jakub@redhat.com>
* simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
up to elem_bitsize bits, not max_bitsize.
2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/23433
* tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/23434
* tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
the iteration bound is not an INTEGER_CST.
2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-transform.c (get_initial_def_for_reduction): Set
need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
NULL if need_epilog_adjust is false.
(vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
Case 3 always peels first itration, not just for PLUS case, and no need
to use scalar_initial_def here. Create an epilog adjustment only if
scalar_initial_def is not NULL.
(vectorizable_reduction): Remove assert.
2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/23485
* config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
(__moddi3): Likewise.
(__udivdi3): Likewise.
(__umoddi3): Likewise.
(__divsi3): Likewise.
(__modsi3): Likewise.
(__udivsi3): Likewise.
(__umodsi3): Likewise.
2005-08-20 Jakub Jelinek <jakub@redhat.com>
* tree-pass.h (TDF_GRAPH): Define.
* tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
* passes.c (finish_optimization_passes): Only call
finish_graph_dump_file if TDF_GRAPH is set.
(execute_one_pass): Only call clean_graph_dump_file if dump_file !=
NULL. Set TDF_GRAPH bit.
(execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.h (arm_stack_offsets): Add locals_base field.
* arm.c (arm_get_frame_offsets): Compute it.
(thumb_compute_initial_elimination offset): Make the Thumb frame
pointer point to the base of the local variables.
(thumb_expand_prologue): Update accordingly.
(thumb_expand_epilogue): Likewise.
* arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
mode of clobbered scratch to DImode. Handle a case that's known to
need this.
2005-08-19 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (gt0<mode>): Delete.
(gt0<mode>_compare): Delete.
(neg_gt0<mode>): Delete.
2005-08-19 Eric Christopher <echristo@apple.com>
* optabs.h: Change CTI_ to COI_.
* optabs.c: Ditto.
2005-08-19 James E Wilson <wilson@specifix.com>
* builtins.c (expand_builtin_return_addr): Set
current_function_accesses_prior_frames when count != 0. Use
frame_pointer_rtx when count == 0.
* function.h (struct function): Add accesses_prior_frames field.
(current_function_accesses_prior_frames): Define.
* reload1.c (init_elim_table): Check
current_function_accesses_prior_frames.
* doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2005-08-19 Diego Novillo <dnovillo@redhat.com>
* tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
indicator. Return true if the flowgraph changed during
cleanup.
2005-08-19 Diego Novillo <dnovillo@redhat.com>
PR 23476
* tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
conditional expression before testing its value.
2005-08-19 Diego Novillo <dnovillo@redhat.com>
* doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2005-08-19 Devang Patel <dpatel@apple.com>
PR tree-optimization/23048
* tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
third parameter. Check whether latch is dominated by exit
block or not.
(if_convertible_loop_p): Supply exit block itself to
if_convertible_bb_p.
2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/23473
* arm.md (arm_load_pic_register): Change argument to the mask of
saved registers. Call thumb_find_work_register if we need a
scratch register on Thumb.
(arm_expand_prologue): Pass empty register set to
arm_load_pic_register.
(thumb_expand_prologue): Pass live_regs_mask directly to
arm_load_pic_register.
* arm-protos.h (arm_load_pic_register): Update prototype.
2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
* sh.c (find_sole_member): New function.
(sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
if the record's alignment is larger than the size of its only member.
2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/23436
* arm.c (thumb_legitimize_reload_address): New function.
* arm-protos.h (thumb_legitimize_reload_address): Add prototype.
* arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
* config/crx/crx.c: Implement crx_decompose_address. Reject
symbolic displacements since CRX register relative adressing
mode can't handle unsigned 32-bit values as displacements.
* config/crx/crx.h: Simplify definitions, remove redundant
parenthesis and obsolete macros.
* config/crx/crx.opt: Add new switch for debugging addresses.
* config/crx/crx-protos.h: Add new declarations for above.
2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/20624
* gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
looking past it.
2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* collect2.c (dup2): Delete.
* configure.ac: Don't check for dup2.
* config.in, configure: Regenerate.
2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
* sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
record with the type of its only member.
2005-08-18 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
define_insn_and_split.
(plus_ltu<mode>_compare): Same.
(gtu<mode>_compare): Same.
(plus_gtu<mode>_compare): Same.
2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/22228
* tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
todo_flags_start.
* tree-vect-transform.c (vect_transform_loop): Mark the variables that
are recorded in vect_vnames_to_rename for renaming.
* tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
(slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
in vect_vnames_to_rename.
(vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
* tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
2005-08-18 Jan Hubicka <jh@suse.cz>
PR c++/22034
* cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
info only for local statics, not for member variables.
2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* c-typeck.c (designator_errorneous): Rename to designator_erroneous.
2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/16045
* builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
2005-08-17 James E Wilson <wilson@specifix.com>
* c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
array size check.
2005-08-17 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
(leu<mode>_compare): Same.
(plus_leu<mode>): Same.
(neg_leu<mode>): Same.
(and_neg_leu<mode): Same.
(ltu<mode>_compare): Same.
(plus_ltu<mode>): Same.
(geu<mode>): Same.
(geu<mode>_compare): Same.
(plus_geu<mode>): Same.
(neg_geu<mode>): Same.
(and_neg_geu<mode>): Same.
(plus_gt<mode>): Same.
(gtu<mode>_compare): Same.
(plus_gtu<mode>): Same.
2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
* config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
Move call_table_data to end. Delete spurious .text.
(callt_save_all_interrupt): Fix comment typo.
2005-08-17 James E Wilson <wilson@specifix.com>
Kevin Winchester <winchester@amirix.com>
PR target/21684
* config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
2005-08-17 Uros Bizjak <uros@kss-loka.si>
PR target/23268
* config/i386/i386.md ("*fist<mode>2_1"): New pattern.
("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
* sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
record with the type of its only member if the modes don't match.
* varasm.c (decode_reg_name): Skip empty additional register names.
2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
lsm_tmp_name_length): New.
(lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
(schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
Andreas Krebbel <krebbel1@de.ibm.com>
* config.gcc: Added z9-109 switch.
* config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
"x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
"x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
"x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
"x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
for "z9_109" cpu attribute.
* config/s390/s390.c (z9_109_cost): New processor cost structure.
(CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
(s390_handle_arch_option): Added z9-109 switch.
(override_options): Set respective cost function for z9-109.
(s390_const_ok_for_constraint_p): New constraints Os, Op, On.
(legitimate_reload_constant_p): Accept extended immediates.
(print_operand): Three new output modifiers added: k, m and o.
(s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
(s390_output_mi_thunk): Use extended immediate when possible.
* config/s390/s390.h (processor_flags): Added PF_EXTIMM.
(TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
(CONSTRAINT_LEN): Added length of O constraint.
(CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
* config/s390/s390.md ("cpu"): New value z9_109 added.
("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
"*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
"*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
"*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
"*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
"*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
"*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
"*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
"*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
"*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
"*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
"*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
"*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
immediates.
("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
"zero_extend<mode>si2"): Allow memory operands and don't manually emit
insns for TARGET_EXTIMM.
2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
* testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
2005-08-17 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.c (xstormy16_encode_section_info):
Call default_encode_section_info.
2005-08-17 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/21574
* tree-ssa-ccp.c (likely_value): If the right hand side is a
constant, return CONSTANT.
(ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
(ccp_fold, visit_assignment): Likewise.
(evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
2005-08-16 James A. Morrison <phython@gcc.gnu.org>
* c-typeck.c (build_function_call): Call fold_buildN_initializer or
fold_buildN instead of buildN then fold_initializer or fold.
(build_unary_op): Likewise.
(build_binary_op): Likewise.
* fold-const.c (fold_initializer): Remove.
(fold_build1_initializer): New function.
(fold_build2_initializer): New function.
(fold_build3_initializer): New function.
* tree.h (fold_initializer): Remove.
(fold_build1_initializer): New function.
(fold_build2_initializer): New function.
(fold_build3_initializer): New function.
2005-08-16 James A. Morrison <phython@gcc.gnu.org>
* fold-const.c (optimize_bit_field_compare): Remove extra fold call.
(try_move_mult_to_index): Call fold_build2 instead of build2.
(fold_binary): Don't call fold after calls to try_move_mult_to_index.
* tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
fold_binary_to_constant.
(infer_loop_bounds_from_undefined): Call fold_build2 instead of
fold (build.
* tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
check if A == gcd (A, B). Remove TYPE argument.
(analyze_offset) Use fold_build2 instead of fold (build.
(create_data_ref): Likewise.
(analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
* tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
then fold.
2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
* config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/23402
* gimplify.c (zero_sized_type): New function.
(gimplify_modify_expr_rhs): If we have a zero sized type,
replace the statement with an empty statement.
2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/crtfastmath.c (set_fast_math): Add "=m" for
fxsave.
2005-08-16 Ian Lance Taylor <ian@airs.com>
* doc/tm.texi (Label Output): Correct typo.
2005-08-16 Steven Bosscher <stevenb@suse.de>
PR target/23376
* loop-unroll.c (analyze_insn_to_expand_var): Make sure that
force_operand will work later on using have_insn_for.
2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* fold-const.c (tree_expr_nonnegative_p): Regroup cases.
2005-08-16 Ian Lance Taylor <ian@airs.com>
PR c++/23337
* gimplify.c (gimplify_init_ctor_eval): If we see an element of
vector type, don't try to construct it element by element. Add an
assertion that we use a FIELD_DECL when building a COMPONENT_REF.
2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
2005-08-16 Geoffrey Keating <geoffk@apple.com>
* doc/invoke.texi (Precompiled Headers): Document some more options
which are known to be safe.
2005-08-16 James E Wilson <wilson@specifix.com>
PR tree-optimization/21105
* c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
TREE_OVERFLOW check.
2005-08-16 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
(neg_ltu<mode>): Same.
(gtu<mode>): Same.
(neg_gtu<mode>): Same.
2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
(fold_builtin_isdigit): Use fold_buildN.
(build_function_call_expr): Likewise.
* c-typeck.c (c_finish_loop): Likewise.
2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
Richard Shann <rshann@superh.com>
PR middle-end/20396:
* optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
* tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/23355
* arm.c (thumb_compute_save_reg_mask): Use similar logic to
arm_compure_save_reg0_reg12_mask to determine when the PIC register
must be saved.
2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/23369
* fold-const.c (build_range_check): Disable optimization for function
pointer expressions on targets that require function pointer
canonicalization.
2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
* simplify-rtx.c (simplify_const_relational_operation): When
extracting arguments of a COMPARE, recompute the mode as well.
2005-08-15 Ian Lance Taylor <ian@airs.com>
* tree.c (build_string): Mark tree CONSTANT and INVARIANT.
2005-08-15 DJ Delorie <dj@redhat.com>
* config/m32c/mov.md (movqi_op): Immediates can't be moved to
the stack.
(movsi_splittable): Allow, but split, moves to the stack.
* config/m32c/m32c.c (m32c_split_move): Always split moves to the
stack.
2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
* configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
* system.h (HOST_PTR_PRINTF): Don't define, poison it.
* bitmap.c, c-decl.c, config/i386/i386-interix.h,
config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
Delete HOST_PTR_PRINTF.
* configure, config.in: Regenerate.
2005-08-15 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (QHSI): New mode macro.
(wd): Extend mode attr for QImode and HImode
(dbits): New mode attr.
(zero_extend<mode>di2): Convert to mode macro.
2005-08-15 Steve Ellcey <sje@cup.hp.com>
PR target/21841
* doc/invoke.texi (-mgnu-ld): Update description.
(-mhp-ld): Ditto.
2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
PR 23391
* Makefile.in (tree-chrec.o): Depends on real.h.
* tree-chrec.c: Include real.h.
(chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
* tree-scalar-evolution.c (add_to_evolution_1,
interpret_rhs_modify_expr): Ditto.
2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
PR 23386
* tree-data-ref.c (estimate_niter_from_size_of_data): When
step is negative compute the estimation from init downwards to zero.
2005-08-14 James A. Morrison <phython@gcc.gnu.org>
* fold-const (fold_binary): Call fold_build2 instead of fold (build.
2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
constraint.
(legitimate_reload_constant_p): Fix handling of lliXX operands.
Accept double-word constants that can be split.
* config/s390/s390.md ("movti"): Use 'P' constraint.
("*movdi_31", "*movdf_31"): Likewise.
2005-08-14 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22615
* tree-ssa-structalias.c (solution_set_add): Handle
first_vi_for_offset returning NULL.
(do_da_constraint): Ditto.
(do_sd_constraint): Ditto.
(do_ds_constraint): Ditto
(find_func_aliases): Ditto.
(build_constraint_graph): RHS is allowed be ANYTHING.
(first_vi_for_offset): Return NULL if we couldn't find anything at
the offset.
2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.c (s390_canonicalize_comparison): Prefer register
over memory as first operand.
2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
PR target/23360
* config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
available for setting it.
2005-08-14 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/23320
* tree-data-ref.c (base_addr_differ_p): Add comment. Check
data-refs' types instead of base object nullness. Add check for
pointer type data-refs before first location comparison. Remove
assert.
2005-08-14 Andreas Schwab <schwab@suse.de>
* doc/md.texi (Machine Constraints): Fix misplaced @end table.
2005-08-13 James E Wilson <wilson@specifix.com>
* doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
* doc/invoke.texi (-Wstack-protector, -fstack-protector,
-fstack-protector-all, --param ssp-buffer-size): Document.
(-Wvariadic-macros): Alphabetize.
(-fsched-stalled-insns-dep): Add missing 'f'.
* c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
macros.
2005-08-13 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
or indirect address operand.
(EXTRA_ADDRESS_CONSTRAINT): New.
* config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/22236
* tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
successors and predecessors.
* tree-chrec.c (chrec_convert): Before converting, check that
sequences don't wrap.
* tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
(analyze_array): Extern.
(find_data_references_in_loop): Remove call to
compute_estimated_nb_iterations.
* tree-data-ref.h (analyze_array): Declared.
* tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
single_ssa_def_operand, zero_ssa_operands): Fix documentation.
* tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
* tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
condition.
* tree-ssa-loop-ivcanon.c: Fix documentation.
* tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
* tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
(infer_loop_bounds_from_undefined): New.
(estimate_numbers_of_iterations_loop): Use
infer_loop_bounds_from_undefined.
(used_in_pointer_arithmetic_p): New.
(scev_probably_wraps_p): Pass an extra parameter. Call
used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
(convert_step): Fix documentation.
* tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
Use initial_condition_in_loop_num and evolution_part_in_loop_num
instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
scev_probably_wraps_p.
2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
(s390_register_info): Ignore clobbered_regs information for fixed
registers, and only fixed registers.
(s390_init_frame_layout): Remove redundant call.
2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
description of -Wold-style-casts.
2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
Jakub Jelinek <jakub@redhat.com>
* config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
* config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
* config/s390/s390.c (print_operand): New output modifier 'G' added.
(get_thread_pointer): Renamed to s390_get_thread_pointer.
* config/s390/s390.md (stack_protect_set, stack_protect_test): If
TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
(MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
(UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
("stack_protect_set", "stack_protect_test"): New expanders.
("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
"stack_protect_testdi"): New insn definitions.
2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
2005-08-12 Paul Brook <paul@codesourcery.com>
* config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/predicates.md (setmem_operand): New predicate.
(shift_count_operand): Accept ANDs with special constants as
operand.
* config/s390/s390.c (print_shift_count_operand): Skip ANDs
with special constants.
* config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
shift_count_operand with setmem_operand.
2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_extract_part, s390_single_part):
Type cast added.
(s390_const_ok_for_constraint_p): Added SImode to the N constraint.
(s390_output_mi_thunk): Don't use lg on 31 bit.
* config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
(s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
with one of the new macros.
2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
Don't set save_return_addr_p.
(s390_register_info): Make clobbered_regs not depending on
save_return_addr_p.
2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
* gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
(LINK_COMMAND_SPEC): Add space after %(link_ssp).
2005-08-11 James E. Wilson <wilson@specifix.com>
* config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
2005-08-11 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (add_location_or_const_value_attribute): Prefer
locations gathered by var-tracking in single entry loc_list
over loc_descriptor_from_tree.
* dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
pass it down to loc_descriptor.
(loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
(containing_function_has_frame_base): Move earlier in the file.
(loc_descriptor_from_tree_1): Use containing_function_has_frame_base
instead of always assuming fbreg can't be used.
2005-08-11 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/altivec.md: Change constraint "m" to "Z".
* config/rs6000/predicates.md (indexed_or_indirect_operand):
Accept address wrapped in AND for Altivec.
* config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
Strip AND wrapping offset address for Altivec.
2005-08-11 Richard Henderson <rth@redhat.com>
PR middle-end/23312
* gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
before using TYPE_IS_SIZETYPE.
2005-08-11 Richard Henderson <rth@redhat.com>
PR target/22225
* config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
insn types not present on ev4.
(alphaev5_insn_pipe): Similarly.
2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/23250
* arm.c (arm_override_options): If the user has selected callee-super-
interworking, then enable normal interworking.
2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
redefinition.
2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
* doc/rtl.texi: Fix two typos.
2005-08-11 Richard Guenther <rguenther@suse.de>
PR target/23289
* config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
cases where we call to/from functions returning void.
2005-08-10 James A. Morrison <phython@gcc.gnu.org>
PR c++/23225
* tree.c (build_pointer_type_for_mode): Robustify.
2005-08-10 James E Wilson <wilson@specifix.com>
* defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
(ASM_OUTPUT_ADDR_VEC_ELT): Delete.
* config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
"cum->".
2005-08-10 Eric Christopher <echristo@apple.com>
* config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
* config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
V2DFmode.
2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
PR target/21887
* config/darwin.c (machopic_indirect_data_reference): Use a new register
for the high part when generating dynamic-no-pic code.
2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
(x86_64-*-linux*): Likewise.
* config/i386/crtfastmath.c: New file.
* config/i386/t-crtfm: Likewise.
* config/i386/linux.h (ENDFILE_SPEC): New.
* config/i386/linux64.h (ENDFILE_SPEC): Likewise.
* config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
crtfastmath.o.
2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
* doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
(vec_shl, vec_shr): Document new operations.
* tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2005-08-10 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/predicates.md (indexed_or_indirect_address): New.
* config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
change predicate to indexed_or_indirect_address.
2005-08-10 Richard Sandiford <richard@codesourcery.com>
* config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
* config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
__aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
and __aeabi_uwrite8.
* config/arm/unaligned-funcs.c: New file.
* config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2005-08-09 Paolo Bonzini <bonzini@gnu.org>
* bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
Add dump.
* cfglayout.c (pass_insn_locators_initialize): Add dump.
* emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
Add dump.
* except.c (pass_convert_to_eh_region_ranges): Add dump.
* final.c (pass_shorten_branches): Add dump.
* flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
(pass_life): Rename dump.
(rest_of_handle_flow2): Remove initial verify_flow_info.
* function.c (pass_instantiate_virtual_regs): Add dump.
* integrate.c (pass_initial_value_sets): Add dump.
* jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
* loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
(pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
(gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
gate_rtl_unrool_and_peel_loops): New.
(rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
rtl_doloop): Do not look at flags.
* mode-switching.c (pass_mode_switching): Add dump.
* recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
pass_split_before_regstack): Add dump.
* regmove.c (pass_stack_adjustments): Add dump.
* tree-optimize.c (pass_fixup_cfg): Add dump.
2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
PR 23309
* config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
deciding which instruction sequence to use.
2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-transform.c (vect_create_epilog_for_reduction): Set
BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2005-08-09 Richard Guenther <rguenther@suse.de>
* c-common.c (builtin_function_2): Remove.
(def_builtin_1): New function.
(c_common_nodes_and_builtins): Use def_builtin_1 to
build builtin functions.
2005-08-09 Jie Zhang <jie.zhang@analog.com>
* config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
* config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
* config/bfin/bfin.c (bfin_return_in_memory): Update to really match
Visual DSP.
2005-08-09 James A. Morrison <phython@gcc.gnu.org>
* tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
fold_binary instead of fold_build2 since we don't care about the
resulting tree.
(loop_niter_by_eval): Likewise.
(compare_trees): Likewise.
(proved_non_wrapping_p): Likewise.
2005-08-09 James A. Morrison <phython@gcc.gnu.org>
PR c/23161
PR c/23165
* c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
if the if is really empty.
2005-08-09 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/23234
* tree-ssa-math-opts.c (place_reciprocal): New enum.
(execute_cse_reciprocals_1): Replace the 'phi' argument with an
argument of the new enum.
(execute_cse_reciprocals): Add reciprocals for function arguments
on the unique successor edge of the entry block. Update other calls
to execute_cse_reciprocals_1.
2005-08-08 Richard Henderson <rth@redhat.com>
PR 22439
* gimplify.c (gimplify_one_sizepos): Preserve the original type.
2005-08-08 Bob Wilson <bob.wilson@acm.org>
* expr.c (write_complex_part): Return after handling MEM.
2005-08-08 Josh Conner <jconner@apple.com>
PR rtl-optimization/23241
* combine.c (simplify_comparison): Fix error in determining
whether to lift a subreg from comparison.
2005-08-08 David Edelsohn <edelsohn@gnu.org>
PR target/18506
* config/rs6000/altivec.md (vec_init<mode>): New.
(vec_set<mode>): New.
(vec_extract<mode>): New.
* config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
(rs6000_expand_vector_set): New.
(rs6000_expand_vector_extract): New.
(rs6000_legitimate_offset_address_p): Offset addresses are valid
for Altivec modes before reload.
(altivec_expand_vec_init_builtin): New.
(get_element_number): New.
(altivec_expand_vec_set_builtin): New.
(altivec_expand_vec_ext_builtin): New.
(altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
builtins.
(altivec_init_builtins): Init vec_init, vec_set, and vec_ext
builtins.
* config/rs6000/rs6000.h (rs6000_builtins): Add
ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
ALTIVEC_BUILTIN_VEC_EXT_<mode>.
* config/rs6000/rs6000-protos.h: Declare new functions.
2005-08-08 Jan Hubicka <jh@suse.cz>
* i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
(legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
* i386.md (movdi*): Use pic_32bit_operand.
* predicates.md (pic_32bit_operand): New.
2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
PR c++/21166
* stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2005-08-07 James A. Morrison <phython@gcc.gnu.org>
* tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
(test_for_singularity): Use fold_build2.
2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
(COMMON_ASM_OP) Define.
* config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
(ix86_encode_section_info): Likewise.
(TARGET_ENCODE_SECTION_INFO): Conditionally define as
SUBTARGET_ENCODE_SECTION_INFO.
2005-08-06 Richard Henderson <rth@redhat.com>
PR 21894
* tree-nested.c (convert_local_reference): Save and restore val_only
around component_ref and friends. Clear walk_subtrees by default.
2005-08-06 Peter O'Gorman <peter@pogma.com>
PR 21366
* gcc.c (process_command): Check the argument to -b has a dash.
* doc/invoke.texi: Update -b and -V docs.
2005-08-06 James E Wilson <wilson@specifix.com>
* config/mips/cross64.h, config/mips/t-cross64: Delete.
2005-08-06 Michael Matz <matz@suse.de>
* genattrtab.c (write_attr_get, write_attr_case): Use insn_code
member only if only one insn is associated with the value.
2005-08-06 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
New define.
(ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
* config/stormy16/stormy16.c (xstormy16_below100_symbol):
Check symbol flags instead of symbol name mangling.
(xstormy16_asm_output_aligned_common): Likewise. Also
simplify code since the bss100_section cass is the only case
where the below100 code will be triggered.
(xstormy16_encode_section_info): Encode below100 attribute
using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
the name.
(xstormy16_strip_name_encoding): Delete - this function is no
longer needed.
(TARGET_STRIP_NAME_ENCODING): Undefine.
* config/stormy16/stormy16-protos.h: Delete prototype for
xstormy16_strip_name_encoding.
2005-08-06 Kazu Hirata <kazu@codesourcery.com>
* Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
config/alpha/predicates.md, config/arc/arc.h,
config/arm/arm.h, config/arm/ieee754-df.S,
config/arm/ieee754-sf.S, config/bfin/bfin.c,
config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
config/m68hc11/m68hc11.h, config/mips/mips.c,
config/mips/mips.h, config/mips/openbsd.h,
config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
config/rs6000/rs6000.c, config/rs6000/rs6000.h,
config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
config/sparc/linux.h, config/sparc/linux64.h,
config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
doc/extend.texi, doc/gcov.texi, doc/install.texi,
doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
typos. Follow spelling conventions.
2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
PR c/23113
* stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
specially. Check for side effects only for COND_EXPR.
* c-typeck.c (c_finish_stmt_expr): Mark statement expression
return with TREE_NO_WARNING.
2005-08-06 Richard Sandiford <richard@codesourcery.com>
PR rtl-optimization/23233
* loop.c (combine_movables): Require the modes to be the same.
(move_movables): Remove handling of cases where the replacement
had a different mode to the original.
2005-08-05 James A. Morrison <phython@gcc.gnu.org>
PR tree-optimization/23128
* tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
subtraction wrap, and set TREE_OVERFLOW if they do.
2005-08-05 Richard Henderson <rth@redhat.com>
PR 21728
* tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
FORCED_LABEL labels.
2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
PR middle-end/23135
* reload.c (find_reloads_subreg_address): Pass down TYPE
unchanged. Change all callers except find_reloads_toplev.
2005-08-05 Michael Matz <matz@suse.de>
* genattrtab.c (current_alternative_string): Remove.
(SIMPLIFY_ALTERNATIVE): Ditto.
(attr_alt_bit_p): Ditto.
(alternative_name): Make const char *.
(evaluate_eq_attr): Remove use of above things.
(simplify_test_exp): Ditto.
(simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
(simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2005-08-04 James E Wilson <wilson@specifix.com>
* config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
(LINK_SPEC): Delete useless %{Wl,*:%*} item.
2005-08-04 Richard Henderson <rth@redhat.com>
PR 21529
* params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
* params.h (SRA_MAX_STRUCTURE_COUNT): New.
* tree-sra.c (decide_block_copy): Use it. Disable element copy
if we'd have to instantiate too many members.
2005-08-04 Richard Henderson <rth@redhat.com>
PR 21291
* tree-outof-ssa.c (coalesce_asm_operands): New.
(coalesce_ssa_name): Use it. Split out ...
(coalesce_phi_operands, coalesce_result_decls): ... these.
2005-08-04 Paul Brook <paul@codesourcery.com>
* read-rtl.c (read_quoted_string): Break if EOF.
2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
* tree.h (fold_build1): Change to macro and call fold_build1_stat.
(fold_build2): Likewise.
(fold_build3): Likewise.
(fold_build1_stat): New function prototype.
(fold_build2_stat): Likewise.
(fold_build3_stat): Likewise.
* fold-const.c (fold_build1): Rename to ..
(fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
through to build1_stat.
(fold_build2): Rename to ..
(fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
through to build2_stat.
(fold_build3): Rename to ..
(fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
through to build3_stat.
2005-08-04 David Edelsohn <edelsohn@gnu.org>
Ian Lance Taylor <ian@airs.com>
* function.c (assign_stack_local_1): Do not correct stack slot
address if allocation size is smaller than mode size.
2005-08-04 Diego Novillo <dnovillo@redhat.com>
PR 22037
* tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
(tree_merge_blocks): Propagate anything allowed by
may_propagate_copy.
Clarify documentation.
* passes.c (execute_todo): If cleanup_tree_cfg invalidated the
SSA form, schedule an update if necessary.
2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Binaries): Remove broken link to
Sinix/Reliant Unix binaries.
2005-08-03 Richard Henderson <rth@redhat.com>
PR 23221
* function.c (stack_protect_epilogue): Export.
* tree.h (stack_protect_epilogue): Declare.
* calls.c (expand_call): Call it.
2005-08-03 Eric Christopher <echristo@apple.com>
* gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
* config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
spec.
2005-08-04 Jan Hubicka <jh@suse.cz>
* profile.c (branch_prob): Split edges with goto locus on them
to get proper line counts.
* tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2005-08-03 Paul Brook <paul@codesourcery.com>
* function.c (assign_parms): Round current_function_args_size
to PARM_BOUNDARY, not STACK_BOUNDARY.
2005-08-03 Geoffrey Keating <geoffk@apple.com>
* config/i386/i386.c (x86_elf_aligned_common)
(x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/23157
* tree-scalar-evolution.c (scev_const_prop): Unshare trees
before emitting them.
2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR tree-optimization/19899
* Makefile.in (tree-scalar-evolution.o): Add real.h.
* tree-scalar-evolution.c: Include real.h.
(add_to_evolution): Build constant -1 of correct type.
2005-08-03 Jan Hubicka <jh@suse.cz>
* cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
* cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
profile updating for complette unrolling.
* loop-unroll.c (peel_loop_completely): Use it.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
(tree_unroll_loops_completely): Disable code growing unrolling of cold
loops.
2005-08-03 Paul Brook <paul@codesourcery.com>
* combine.c (can_change_dest_mode): New function.
(try_combine, simplify_set): Use it.
2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
* config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
TFmode to BLKmode.
2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Specific): Adjust link to openavr.org.
(Specific): Remove broken reference to GCC 2.8.1 for OS/2.
(Binaries): Adjust HP-UX Porting Center link.
(Binaries): Adjust Free Software Foundation ordering link.
2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
* convert.c (convert_to_integer): Use fold_build1 instead of
build1 when converting an integer to an integer.
2005-08-02 Richard Henderson <rth@redhat.com>
* combine.c (combine_instructions): Don't use reg_equal/equiv
results if the mode doesn't match.
2005-08-02 Mark Mitchell <mark@codesourcery.com>
* config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
* doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2005-08-02 Richard Henderson <rth@redhat.com>
PR 23196
* explow.c (memory_address): Remove special-case for
virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2005-08-02 Diego Novillo <dnovillo@redhat.com>
PR 23164
* tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
number of calls to cleanup_tree_cfg_1.
2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
* doc/invoke.texi: document file extensions .F90 and .F95
2005-08-02 Richard Guenther <rguenther@suse.de>
* fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
positive if its first argument is positive.
2005-08-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23177
* tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
on TMR_TAG.
2005-08-02 James A. Morrison <phython@gcc.gnu.org>
PR tree-optimization/23129
* tree-vrp.c (extract_range_from_binary_expr): Set value range to
varying for divisions with anti-ranges.
2005-08-02 Jan Hubicka <jh@suse.cz>
* tree-ssa-dom.c (thread_across_edge): Remove updating here.
* tree-ssa-threadupdate.c (thread_block): Add it here.
2005-08-01 James E Wilson <wilson@specifix.com>
* config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
* config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
New.
* config/mips/predicates.md (const_call_insn_operand): Add check for
SYMBOL_REF_LONG_CALL_P.
* doc/extend.texi (long_call): Document the new attribute.
2005-08-01 Ian Lance Taylor <ian@airs.com>
Richard Henderson <rth@redhat.com>
* Makefile.in (RTL_BASE_H): Add real.h.
* real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
instead of memcpy.
* emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
directly.
* rtl.c (rtl_check_failed_code_mode): New.
* rtl.h (struct rtx_def): Add u.rv.
(XCMWINT, XCNMPRV): New.
(CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
(CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2005-08-01 Richard Henderson <rth@redhat.com>
* dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
with auto-inc codes.
* config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2005-08-01 Jan Hubicka <jh@suse.cz>
* i386-protos.h (asm_preferred_eh_data_format): Declare.
* i386.c: Include dwarf2.h
(asm_preferred_eh_data_format): New.
* i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2005-08-01 Ian Lance Taylor <ian@airs.com>
* config/host-linux.c (linux_gt_pch_get_address): Add new name
randomize_va_space for virtual address randomization control.
2005-08-01 Steven Bosscher <stevenb@suse.de>
* common.opt (flag_ipa_cp): Put in right place to maintain
alphabetic sort.
2005-08-01 Jan Hubicka <jh@suse.cz>
* profile.c (compute_value_histograms): Fix thinko.
* value-prof.c: Include toplev.h
(check_counter): New function.
(tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
tree_mod_subtract_transform): Add sanity check.
2005-08-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23133
* tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
current functions parameter decls to find defs to cse
reciprocals of.
2005-08-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23109
* tree-ssa-math-opts.c (execute_cse_reciprocals_1):
If trapping math is in effect, use post-dominator information
to check if we'd in any case reach a trapping point before
doing the reciprocal insertion.
(execute_cse_reciprocals): Compute post-dominators, if necessary.
* tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
expressions are invariant only if trapping math is not in effect.
2005-08-01 Razya Ladelsky <razya@il.ibm.com>
* cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
cgraph_function_versioning): New declarations.
* cgraphunit.c: Add include to ipa-prop.h.
(update_call_expr, cgraph_copy_node_for_versioning,
cgraph_function_versioning): New functions.
* integrate.c (copy_decl_for_inlining): Remove.
* ipa-prop.h (ipa_replace_map): New struct.
(struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
* ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
ipcp_iterate_stage, ipcp_method_scale_print,
ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
ipcp_update_bb_counts, ipcp_update_profiling,
ipcp_update_edges_counts): New functions.
(ipcp_method_cval_init): Remove restriction regarding local methods.
(ipcp_init_stage): Add ipcp_method_compute_scale.
(ipcp_insert_stage): Add versioning.
(ipcp_structures_print): Add ipcp_method_scale_print.
(ipcp_driver): Dump profiling info.
* Makefile.in: Remove integrate.h dependency from tree-inline.o.
Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
* tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
(struct inline_data): Add versioning_p, ipa_info, new fields.
(remap_decl, mark_local_for_remap_r, setup_one_parameter,
declare_return_variable): Replace calls to copy_decl_for_inlining with
copy_decl_for_dup.
(copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
versioning support.
(copy_decl_for_dup): Rename from copy_decl_for_inlining.
Add argument VERSIONING.
(copy_arguments_for_versioning, copy_static_chain,
function_versionable_p, tree_versionable_function_p,
tree_function_versioning, replace_ref_tree): New functions.
* tree-inline.h: Include varray.h.
(tree_versionable_function_p, tree_function_versioning,
tree copy_decl_for_dup): New declarations.
2005-08-01 Razya Ladelsky <razya@il.ibm.com>
* ipa-cp.c: New file. Contains IPCP specific functionality.
* ipa-prop.h: New file. Contains structures/definitions that can be
used by several interprocedural data flow optimizations (and also IPCP).
* ipa-prop.c: New file.
* Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
* common.opt: Add ipa-cp flag.
* timevar.def: Add IPCP optimization.
* tree-optimize.c (init_tree_optimization_passes): Schedule
pass_ipa_cp.
* tree-pass.h (pass_ipa_cp): Declare.
2005-08-01 Kazu Hirata <kazu@codesourcery.com>
* dwarf2out.c, fold-const.c, ipa-type-escape.c,
loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
tree-sra.c, config/arm/arm.c, config/crx/crx.c,
config/i386/i386.c, config/mips/mips.h,
config/rs6000/rs6000.h, config/sh/sh.c,
config/stormy16/stormy16.c: Fix comment typos.
2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
PR c/22311
* c-typeck.c (build_binary_op): Use common_type wrapper on
shortened types.
(common_type): Update comment.
2005-07-31 Steven Bosscher <stevenb@suse.de>
PR target/23095
* common.opt (flag_gcse_after_reload): Don't initialize to 2.
(flag_rerun_cse_after_loop): Initialize this to 2 instead.
* postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2005-07-31 Jan Hubicka <jh@suse.cz>
* pretty-print.h (pp_widest_integer): New macro.
* tree-pretty-print.c (dump_bb_header): Print BB frequencies and
counts.
2005-07-31 Jan Hubicka <jh@suse.cz>
* output.h (enum section_category): Export from varasm.c
(categorize_decl_for_section): Likewise.
* varasm.c (enum section_category): Kill.
(categorize_decl_for_section): Make global.
* i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
Declare.
* i386.c (ix86_section_threshold): New static variable.
(ix86_in_large_data_p, ix86_encode_section_info,
x86_64_elf_unique_section,
x86_64_elf_select_section): New functions.
(TARGET_ENCODE_SECTION_INFO): Define
(override_options): Enable medium model for PIC.
(ix86_expand_prologue): Expand gen_set_got_rex64.
(legitimate_constant_p): Handle new UNSPECs.
(legitimate_pic_address_disp_p): Likewise.
(legitimize_pic_address): Lower MEDIUM model addressing.
* i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
(enum cmodel): Add MEDIUM_PIC.
(SYMBOL_REF_FAR_ADDR_P): New macro.
(SYMBOL_FLAG_FAR_ADDR): New flag.
* i386.md (movdi): Support medium model.
(set_got_rex64): New pattern.
* i386.opt (mlarge-data-threshold): New flag.
* predicates.md (zext_operand/sext_operand): Deal with medium model.
* x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
(ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
TARGET_ASM_UNIQUE_SECTION): New.
* invoke.texi (-mlarge_data_threshold): Document
2005-07-31 Jan Hubicka <jh@suse.cz>
* tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
(coalesce_vars): Likewise.
* tree-ssa-live.c (coalesce_cost): New.
(build_tree_conflict_graph): Use coalesce_cost.
* tree-ssa-live.h (coalesce_cost): Declare.
2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.md (all peepholes for post-increment operations): Delete.
(strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
(loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
(loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
(loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
(strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2005-07-30 James A. Morrison <phython@gcc.gnu.org>
* fold-const.c (tree_expr_nonnegative_p): Always return true for
non-integral types.
2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
PR target/22582
* doc/invoke.texi: Document -rdynamic.
2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
PR c/23143
* c-parser.c (c_parser_parms_list_declarator): Call
mark_forward_parm_decls.
* c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
decls with visibility structure.
2005-07-30 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2005-07-30 Paul Brook <paul@codesourcery.com>
* config/arm/arm-protos.h (arm_canonicalize_comparison): Update
prototype.
* config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
value for mode.
* config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
PR c/529
* c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
nested function declarators.
(pushdecl): Don't call warn_if_shadowing for PARM_DECL.
(grokparms): Call warn_if_shadowing for parameters used within the
parameter list.
(store_parm_decls_newstyle): Call warn_if_shadowing for parameters
not used within the parameter list.
(store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2005-07-30 Jan Hubicka <jh@suse.cz>
* expr.c (expand_expr_real_1): Do not load mem targets into register.
* i386.c (ix86_fixup_binary_operands): Likewise.
(ix86_expand_unary_operator): Likewise.
(ix86_expand_fp_absneg_operator): Likewise.
* optabs.c (expand_vec_cond_expr): Validate dest.
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
PR c/21720
* real.c (real_from_string): Also set last bit if there is a
nonzero hex digit beyond GCC's internal precision after ".".
2005-07-29 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/altivec.md: Convert UNSPEC numerical values to
define_constants. Change duplicate values to unassigned numbers.
Change UNSPEC_SUBS to UNSPEC_VSUBS.
(*altivec_vspltsf): New.
(altivec_vperm_v4sf): Delete.
(altivec_vperm_<mode>): Use mode macro V.
(altivec_vsldoi_<mode>): Convert to mode macro pattern.
(altivec_predicate_v4sf): Delete.
(altivec_predicate_<mode>): Use mode macro V.
(*altivec_lvesfx): New.
(*altivec_stvesfx): New.
(vec_realign_load_v4sf): Delete.
(vec_realign_load_<mode>): Use mode macro V.
* config/rs6000/rs6000.c (generate_set_vrsave): Use
UNSPECV_SET_VRSAVE.
2005-07-29 Mark Mitchell <mark@codesourcery.com>
PR bootstrap/23131
* configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
string.
* configure: Regenerated.
2005-07-29 Paul Brook <paul@codesourcery.com>
* doc/install.texi: Add link to GFortran binaries wiki page.
2005-07-29 David Ung <davidu@mips.com>
* config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
(mips_rtx_cost_data): Add costs for 5kc and 5kf.
* config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
* config/mips/mips.md (cpu): Add 5kf name.
(includes): Includes 5k.md.
* config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
* doc/invoke.texi (MIPS Options): Updated cpu name supported with
-march flag.
2005-07-29 Diego Novillo <dnovillo@redhat.com>
PR 22550
* tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
(cleanup_tree_cfg): ... here.
Call cleanup_tree_cfg_1 until there are no more cleanups to
do.
2005-07-29 James A. Morrison <phython@gcc.gnu.org>
* tree-vrp.c (compare_range_with_value): Return true or false
for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
EQ_EXPR respectively.
2005-07-29 Kazu Hirata <kazu@codesourcery.com>
* cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
Fix comment typos.
2005-07-29 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
(tree_ssa_dominator_optimize): Increment it.
(dump_dominator_optimization_stats): Print it.
2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
Steven Bosscher <stevenb@suse.de>
PR rtl-optimization/23117
* sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
when head == tail. Tidy comment.
2005-07-28 Richard Henderson <rth@redhat.com>
* cse.c (exp_equiv_p): Special case CONST_DOUBLE.
* cselib.c (rtx_equal_for_cselib_p): Likewise.
* jump.c (rtx_renumbered_equal_p): Likewise.
* loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
CONST_INT and CONST_DOUBLE.
(rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
* reload.c (operands_match_p): Special case CONST_INT and
CONST_DOUBLE; check mode earlier.
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
PR c/22240
* c-typeck.c (convert_for_assignment): Do not check
DECL_IN_SYSTEM_HEADER on NULL fundecl.
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
PR c/22192
* c-typeck.c (composite_type): Prefer constant size arrays to
VLAs.
2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
PR c/21720
* real.c (real_from_string): Set last bit if there is a nonzero
hex digit beyond GCC's internal precision.
2005-07-28 Richard Henderson <rth@redhat.com>
PR rtl-opt/22619
* cfgcleanup.c (try_forward_edges): Watch out for end of
insn chain.
2005-07-28 James E Wilson <wilson@specifixinc.com>
PR c/23106
* doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2005-07-28 Jan Hubicka <jh@suse.cz>
* Makefile.in (rtl-profile.o): Kill all traces of it.
* common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
* coverage.h (rtl_coverage_counter_ref): Kill.
* opts.c (flag_speculative_prefetching_set): Kill.
(flag_loop_optimize_set): New.
(common_handle_option): Disable loop optimizer when profiling;
do not handle speculative prefetching.
* passes.c (init_optimization_passes): Replace pass_profiling combo
by branch_prob pass.
* profile.c (compute_value_histograms): Update for simplified value
profiles.
(rtl_register_profile_hooks): Kill.
(pass_profiling): Kill.
(rest_of_handle_branch_prob): Do not profile.
* toplev.c (process_options): Remove speculative prefetching.
* toplev.h (flag_tree_based_profiling): Kill.
* tree-profile.c (prepare_instrumented_value,
tree_gen_interval_profiler, tree_gen_pow2_profiler,
tree_gen_one_value_profiler, do_tree_profiling): Update for
simplified datastructures.
* value-prof.c: Add comment that speculative prefetching was dropped;
update rest of file for simplified datastructures.
(NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
find_mem_reference_1, find_mem_reference_2, find_mem_reference,
rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
rtl_mod_subtract, gen_speculative_prefetch,
rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
(gate_handle_value_profile_transformations,
rest_of_handle_value_profile_transformations,
pass_value_profile_transformations): Kill.
* value-prof.h (histogram_value_t): Remove IL based unions.
(rtl_register_value_prof_hooks, rtl_register_profile_hooks,
rtl_profile_hooks): Remove hooks.
* invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
* cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
(cgraph_clone_node): Likewise.
* cgraph.h (cgraph_clone_edge): Update prototype.
(cgraph_clone_node): Likewise.
* ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
cgraph_clone_node.
(lookup_recursive_calls): Consider profile.
(cgraph_decide_recursive_inlining): Fix updating; use new
probability argument; use profile.
* params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
* tree-inline.c (copy_bb): Update clal of clone_edge.
* tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
* invoke.texi (min-inline-recursive-probability): Document.
2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Configuration): Update Valgrind homepage.
2005-07-28 Richard Henderson <rth@redhat.com>
PR middle-end/21362
* cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
labels we want to delete.
(cfg_layout_merge_blocks): Likewise.
2005-07-28 Richard Henderson <rth@redhat.com>
PR target/17692
* config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
when expanding to nothing.
2005-07-28 Josh Conner <jconner@apple.com>
* ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
(cgraph_decide_inlining_of_small_functions): Likewise.
2005-07-28 Josh Conner <jconner@apple.com>
* ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
direction of badness if negative.
(cgraph_default_inline_p): Add reason to parameters, and assign it
a value.
(cgraph_decide_inlining_of_small_functions): New parameter in call
to cgraph_default_inline_p.
(cgraph_decide_inlining_incrementally): Likewise.
* cgraphunit.c (decide_is_function_needed): Likewise.
* cgraph.h (cgraph_default_inline_p): Likewise.
2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* builtins.c: Fix comment typo(s).
* genautomata.c: Likewise.
* gimplify.c: Likewise.
* tree-dfa.c: Likewise.
* tree-flow-inline.h: Likewise.
* tree-into-ssa.c: Likewise.
* tree-ssa-alias.c: Likewise.
* tree-ssa-ccp.c: Likewise.
* tree-ssa-copy.c: Likewise.
* tree-ssa-dce.c: Likewise.
* tree-ssa-dom.c: Likewise.
* tree-ssa-operands.c: Likewise.
* tree-tailcall.c: Likewise.
* tree-vectorizer.c: Likewise.
* tree-vrp.c: Likewise.
* tree.c: Likewise.
2005-07-28 Jeff Law <law@redhat.com>
* tree-vrp.c (test_for_singularity): Extracted from ...
(simplify_cond_using_ranges): Attempt to simplify a relational
test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/22506
* tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
phis whose argument is constant.
2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/18992
Back out this patch:
2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR optimization/12142
* cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
uses of the register in the SET_SRC. Remove unnecessary argument.
Replace it with this:
* cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
if flag_non_call_exceptions is set and the insn may trap, pass
pc_rtx as dest for recursion.
In SET_SRC part of SET case, if dest is already set, pass it down
unchanged.
2005-07-28 Jan Hubicka <jh@suse.cz>
* cfg.c (update_bb_profile_for_threading): Use RDIV.
(scale_bbs_frequencies_int): Likewise, assert for possible overflow.
(scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
roundoff errors.
* tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
profile when available.
2005-07-28 Jan Beulich <jbeulich@novell.com>
* config/ia64/ia64.c (ia64_load_pair_ok): New.
(ia64_print_operand): Describe and handle 'X'.
(ia64_register_move_cost): Also handle FP_REGS.
(ia64_preferred_reload_class): Likewise.
(ia64_secondary_reload_class): Likewise.
(ia64_dependencies_evaluation_hook): New local variable c. Initialize
it. Also check for ITANIUM_CLASS_FLDP.
* config/ia64/ia64.h (FP_REGNO_P): New.
(HARD_REGNO_MODE_OK): Remove explusion of TImode.
(reg_class): Add FP_REGS.
(REG_CLASS_NAMES): Adjust for it.
(REG_CLASS_CONTENTS): Likewise.
(REGNO_REG_CLASS): Use FP_REGS where appropriate.
(REG_CLASS_FROM_LETTER): Handle 'x'.
(CLASS_MAX_NREGS): Handle FP_REGS.
(MEMORY_MOVE_COST): Likewise.
* config/ia64/ia64.md (itanium_class): Add fldp.
(type): Handle fldp.
(movti_internal): More allowable operand combinations. Use ldfp8 when
splitting unnecessary. Remove predicable attribute. Adjust
itanium_class attribute.
(smuldi3_highpart): Remove outdated comment.
(mulditi3, umulditi3, rotlti3): New expanders.
(addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
(absti2): Disabled new insn for future reference.
Respective new splitters.
* config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
* config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
* config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2005-07-25 James A. Morrison <phython@gcc.gnu.org>
PR rtl-optimization/23047
* simplify-rtx.c (simplify_const_relational_operation): Respect
flag_wrapv for comparisons with ABS.
2005-07-27 James A. Morrison <phython@gcc.gnu.org>
PR tree-optimization/22493
* tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2005-07-27 Aldy Hernandez <aldyh@redhat.com>
* config/frv/frv.opt (moptimize-membar): New.
* doc/invoke.texi: Document -moptimize-membar and its inverse.
* config/frv/frv.h: Remove machine_function definition.
* config/frv/frv.c (struct frv_io): New.
(struct machine_function): Moved from frv.h. Add has_membar_p.
(frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
(frv_extract_membar, frv_io_check_address, frv_io_handle_set)
(frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
(frv_optimize_membar_global, frv_optimize_membar): New functions.
(frv_reorg): Call frv_optimize_membar when appropriate.
(bdesc_loads, bdesc_stores): Use the membar code as the icode field.
(frv_expand_builtin): Adjust calls accordingly.
(frv_io_address_cookie): New function.
(frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
load or store rather than a special insn. Add ccnstant address and
io-type operands to the membar.
(frv_ifcvt_modify_tests): Unsign regno.
(frv_ifcvt_modify_tests): Same.
* config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
UNSPEC_OPTIONAL_MEMBAR constant.
(builtin_read_<mode>): Delete.
(builtin_write_<mode>): Delete.
("optional_membar_<mode>"): Add operand.
* testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
* testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
* testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
* testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
* testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
* testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
* testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
* testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
* testsuite/gcc.target/frv/all-read-write-1.c: New.
2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
* df.c (df_uses_record): Handle SCRATCH.
2005-07-28 Steven Bosscher <stevenb@suse.de>
PR debug/20161
* passes.c (rest_of_decl_compilation): If decl is a type and
we have encountered errors, don't emit debug information.
2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
* params.def: Fixed comment.
2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
PR target/19885
* config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
(TARGET_ASM_UNALIGNED_HI_OP): Add.
(TARGET_ASM_UNALIGNED_SI_OP): Add.
2005-07-27 Steven Bosscher <stevenb@suse.de>
PR c++/22003
* varasm.c (assemble_start_function): Don't do anything that may
require a CFG if the current function is a thunk.
2005-07-25 Geoffrey Keating <geoffk@apple.com>
* doc/install.texi (Prerequisites): Mention that perl is needed
to do export control in libstdc++ targetting Darwin.
2005-07-27 Steven Bosscher <stevenb@suse.de>
PR rtl-optimization/17808
* sched-deps.c (sched_get_condition): Enable #if 0'ed code.
(sched_insns_conditions_mutex_p): Split out from...
(add_dependence): ...here. But don't call it from here.
(add_dependence_list): Check sched_insns_conditions_mutex_p
before calling add_dependence.
(add_dependence_list_and_free): Likewise.
(fixup_sched_groups): Likewise.
(sched_analyze_1): Likewise.
(sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
(sched_analyze): Likewise.
(sched_analyze_insn): Likewise.
* sched-ebb.c (add_deps_for_risky_insns): Likewise.
* sched-rgn.c (add_branch_dependences): Likewise. Also, add
dependencies on all COND_EXEC insns to jumps ending basic blocks
when doing intrablock scheduling.
* sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2005-07-27 Jeff Law <law@redhat.com>
* tree-vrp.c (vrp_meet): Intersect the equivalency sets when
meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
equivalency sets, correctly handle the case were vr0 has an
equivalency set, but vr1 does not.
2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/23073
* tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
vect_print_dump_info before fprintf.
2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimize/22348
* tree-ssa-loop-niter.c (number_of_iterations_cond):
Fold the partial computation.
2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/22325
* tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
Declare.
* tree-scalar-evolution.c (scev_const_prop): Add generic final
value replacement.
* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
(force_var_cost): ... this function.
(compute_phi_arg_on_exit): Export.
2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/20773
* tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
edge.
2005-07-27 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (push_fields_onto_fieldstack):
Avoid pushing again if current struct contains only
fields we decomposed.
2005-07-27 Jan Hubicka <jh@suse.cz>
PR tree-optimization/22574
* cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
not available.
* tree-tailcall.c (decrease_profile): New function.
(eliminate_tail_call): Use it.
* cgraphunit.c (cgraph_function_and_variable_visibility): Set
visibility flags correctly in whole program mode.
2005-07-26 Steve Ellcey <sje@cup.hp.com>
PR rtl-optimization/22472
* config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2005-07-26 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/22504
* tree-complex.c (expand_complex_addition): Use 'code' instead
of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2005-07-26 Aldy Hernandez <aldyh@redhat.com>
* config.gcc (cpu_type): Add frv case.
(with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
(supported_defaults): Add fr550 case.
2005-07-26 Diego Novillo <dnovillo@redhat.com>
PR 22591
* tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
whether a pointer of type T * may point to objects of type T *.
2005-07-26 DJ Delorie <dj@redhat.com>
* configure: Regenerate.
2005-07-26 Dale Johannesen <dalej@apple.com>
* postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2005-07-26 Mark Mitchell <mark@codesourcery.com>
* doc/install.texi (--with-build-sysroot): Fix grammatical error.
Clarify use of "build" in name.
2005-07-26 Aldy Hernandez <aldyh@redhat.com>
* doc/extend.texi (Raw read/write Functions): New section.
* testsuite/gcc.target/frv/all-builtin-read8.c: New.
* testsuite/gcc.target/frv/all-builtin-read16.c: New.
* testsuite/gcc.target/frv/all-builtin-read32.c: New.
* testsuite/gcc.target/frv/all-builtin-read64.c: New.
* testsuite/gcc.target/frv/all-builtin-write8.c: New.
* testsuite/gcc.target/frv/all-builtin-write16.c: New.
* testsuite/gcc.target/frv/all-builtin-write32.c: New.
* testsuite/gcc.target/frv/all-builtin-write64.c: New.
* config/frv/frv.c: Add bdesc_loads global.
Add bdesc_stores global.
(frv_init_builtins): Add support for __builtin_{read/write}*.
(frv_volatile_memref): New.
(frv_expand_load_builtin): New.
(frv_expand_store_builtin): New.
* config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
* config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
(builtin_read_<mode>): New.
(builtin_write_<mode>): New.
(builtin_write64): New.
(optional_membar_<mode>): New.
2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
* emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
(rather than units) against HOST_BITS_PER_WIDE_INT.
2005-07-26 Kazu Hirata <kazu@codesourcery.com>
* ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
FSF address.
* calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
comment typos.
* doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2005-07-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/22486
* fold-const.c (fold_unary): Fold away useless component
references of the form (T *)&T.x, if the address
doesn't change.
2005-07-25 James E Wilson <wilson@specifixinc.com>
* dwarf2out.c (add_call_src_coords_attributes): New.
(gen_inlined_subroutine_die): Call it.
(maybe_emit_file, init_file_table): Add comments.
(prune_unused_types_walk_attribs): Pass DW_AT_call_file through
maybe_emit_file.
* tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
(expand_call_inline): Set BLOCK_SOURCE_LOCATION.
* tree.h (BLOCK_SOURCE_LOCATION): New.
(struct tree_block): New field locus.
2005-07-26 Andreas Schwab <schwab@suse.de>
PR rtl-optimization/23043
* postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
when allocating a struct unoccr.
2005-07-25 Richard Henderson <rth@redhat.com>
PR 22626
* tree-complex.c (gate_no_optimization): True if errors.
* Makefile.in (tree-complex.o): Update dependencies.
2005-07-25 Aldy Hernandez <aldyh@redhat.com>
* config/frv/predicates.md (integer_register_operand): Use
GPR_AP_OR_PSEUDO_P.
2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22484
* tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
after fold.
* tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
* tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
types when flag_unsafe_math_optimizations is true.
2005-07-25 Mark Mitchell <mark@codesourcery.com>
* gcc.c (option_map): Add --sysroot.
(process_command): Handle --sysroot.
(display_help): Document it.
* doc/cppopts.tex (-isysroot): Document.
* doc/invoke.texi (--sysroot): Document.
* doc/install.texi (--with-build-sysroot): Document.
* Makefile.in (inhibit_libc): New variable.
(INHIBIT_LIBC_CFLAGS): Likewise.
(LIBGCC2_CFLAGS): Include
$(INHIBIT_LIBC_CFLAGS).
(CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
($(T)crtbegin.o): Do not use @inhibit_libc@.
($(T)crtend.o): Likewise.
($(T)crtbeginS.o): Do not use @inhibit_libc@.
($(T)crtendS.o): Likewise.
($(T)crtbeginT.o): Do not use @inhibit_libc@.
($(T)crtendT.o): Likewise.
(stmp-fixinc): Do not complain about missing headers if
inhibit_libc.
* configure.ac (inhibit_libc): Set it to true/false.
(--with-build-sysroot): New option. Use it to set
SYSTEM_HEADER_DIR.
* configure: Regenerated.
2005-07-25 Manfred Hollstein <mh@suse.com>
* calls.c (store_one_arg): Fix unsigned comparison warning.
2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
PR other/22337
* ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
(ggc_print_statistics): Initialize variable before use.
2005-07-25 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (mark_new_vars_to_rename): Protect against
calling with a PHI_NODE argument.
* tree-flow-inline.h (overlap_subvar): Protect against
possible overflow.
2005-07-25 Paolo Bonzini <bonzini@gnu.org>
* aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
* configure: Regenerate.
2005-07-25 Ira Rosen <irar@il.ibm.com>
* expr.c (highest_pow2_factor): Make extern.
* tree-data-ref.c (ptr_decl_may_alias_p): New function.
(ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
record_array_differ_p, array_ptr_differ_p): Likewise.
(base_object_differ_p): Rename (from array_base_name_differ_p). Support
additional cases. Call the above functions.
(base_addr_differ_p): Moved from tree-vect-analyze.c. Call
base_object_differ_p when there are two base objects. Otherwise, compare
base address and offset. Call may_alias_p.
(dump_data_reference): Use a correct field name.
(analyze_array): Make static. Initialize new data-ref fields.
(analyze_indirect_ref): New function.
(init_data_ref): Initialize new data-ref fields.
(strip_conversion): Moved from tree-vect-analyze.c.
(analyze_offset_expr, get_ptr_offset, address_analysis,
object_analysis): Likewise.
(analyze_offset): New function.
(create_data_ref): Likewise.
(initialize_data_dependence_relation): Call base_addr_differ_p. Compare
dimensions for ARRAY_REFs only.
(build_classic_dist_vector): Make static.
(access_functions_are_affine_or_constant_p): Call macro to get the
address of access functions.
(compute_all_dependences): Add new parameter
compute_self_and_read_read_dependences. Compute self and read-read
dependences if it is true.
(find_data_references_in_loop): Call create_data_ref. Initialize new
data-ref fields.
(compute_data_dependences_for_loop): Add new parameter
compute_self_and_read_read_dependences. Remove parameter nb_loops,
compute nb_loops. Call compute_all_dependences,
build_classic_dist_vector and build_classic_dir_vector with correct
parameters.
(analyze_all_data_dependences): Call compute_data_dependences_for_loop
with correct parameters. Compare dimensions for ARRAY_REFs only.
(free_data_refs): Call macro to free access functions.
* tree-data-ref.h (struct first_location_in_loop): New structure. Move
fields from stmt_vinfo.
(struct base_object_info): New structure.
(struct data_reference): Move fields to base_object_info. Add fields
first_location and object_info for above structures. Move fields from
stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
aligned_to. Add macros to access the new fields.
Update functions declarations.
* tree-flow.h (is_aliased_with): Declare.
* tree-loop-linear.c (linear_transform_loops): Call
compute_data_dependences_for_loop with correct parameters.
* tree-ssa-alias.c (is_aliased_with): New function.
* tree-vect-analyze.c (vect_get_ptr_offset): Remove.
(vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
(vect_analyze_data_ref_dependence): Get ddr. Remove call to
vect_base_addr_differ_p, compute_subscript_distance and
build_classic_dist_vector. Add printings. Check absolute value of
distance.
(vect_analyze_data_ref_dependences): Go through ddrs instead of
data-refs.
(vect_compute_data_ref_alignment): Get the fields of data-ref instead of
stmt. Check aligned_to. Check if the base is aligned. Remove conversion
to bytes. Add printing.
(vect_compute_data_refs_alignment): Go through loads and stores in one
loop.
(vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
vect_analyze_data_ref_access): Likewise.
(vect_analyze_pointer_ref_access): Remove.
(vect_address_analysis, vect_object_analysis): Likewise.
(vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
and analyze data-refs in the loop.
* tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
fields of data-ref instead of stmt. Add init to the offset from the
base.
(vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
(vect_update_init_of_dr): Likewise.
(vect_update_inits_of_drs): Go through loads and stores in one loop.
* tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
removed fields.
(new_loop_vec_info): Initialize new fields.
(destroy_loop_vec_info): Free new fields.
(vect_strip_conversion): Remove.
* tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
(struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
datarefs. Add new field ddrs.
Add macros for the new fields access.
(struct _stmt_vec_info): Remove: base_address, initial_offset, step,
base_aligned_p, misalignment, memtag, ptr_info and subvars.
Remove their macros.
* tree.h (highest_pow2_factor): Declare.
2005-07-25 Jakub Jelinek <jakub@redhat.com>
* calls.c (store_one_arg): Check for sibling call MEM arguments
from already clobbered incoming argument area.
2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-common.c (check_missing_format_attribute): New.
* c-common.h (check_missing_format_attribute): Likewise.
* c-typeck.c (convert_for_assignment): Use it.
2005-07-24 Andreas Schwab <schwab@suse.de>
* config/m68k/m68k.md ("extendqidi2"): When source is an address
register use a word move. Correct operand of ext.w in 68000 code.
2005-07-23 Mark Mitchell <mark@codesourcery.com>
* dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
variables as declarations, rather than definitions.
2005-07-24 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/22526
* tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
of the zero node.
2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
* builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
that C99 reserve for future use. Use it to define clog10,
clog10f and clog10l.
2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
* configure.ac: Check for -Wmissing-format-attribute.
* configure: Regenerate.
2005-07-23 Richard Henderson <rth@redhat.com>
PR tree-optimization/22623
* tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
PR target/22577
* config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* Makefile.in (C_TREE_H): Update dependencies.
* c-tree.h: Include toplev.h.
* diagnostic.h (diagnostic_set_info): Add format attribute.
* rtl-error.c (diagnostic_for_asm): Likewise.
2005-07-23 Chao-ying Fu <fu@mips.com>
* config/mips/mips-dsp.md: New file.
* config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
* config/mips/mips.c (mips_function_type): Add types for DSP builtin
functions.
(mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
MIPS_BUILTIN_BPOSGE32.
(mips_expand_builtin_direct): Add one parameter to indicate that
builtin functions need to return a value.
(mips_expand_builtin_bposge): New for expanding "bposge" builtin
functions.
(mips_regno_to_class): Add classes for 12 new DSP registers.
(mips_subword): Change to check four HI registers.
(mips_output_move): Output move to and from 6 new DSP accumulators.
(override_options): Make sure -mdsp and -mips16 are not used together.
Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
for machine modes.
(mips_conditional_register_usage): Disable 6 new DSP accumulators
when !TARGET_DSP.
(print_operand): Add 'q' for printing DSP accumulators.
(mips_cannot_change_mode_class): Check ACC_REGS.
(mips_secondary_reload_class): Check ACC_REGS.
(mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
(mips_register_move_cost): Check ACC_REGS.
(CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
(CODE_FOR_mips_subu_qb): New code-aliasing macros.
(DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
(dsp_bdesc): New array.
(bdesc_arrays): Add DSP builtin function table.
(mips_prepare_builtin_arg): Check predicate again after
copy_to_mode_reg.
(mips_expand_builtin): Add one more parameter to
mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
MIPS_BUILTIN_BPOSGE32.
(mips_init_builtins): Initialize new function types.
(mips_expand_builtin_direct): Check if builtin functions need to
return a value and pass operands properly.
(mips_expand_builtin_bposge): New function.
* config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
(ASM_SPEC): Map -mdsp to -mdsp in GAS.
(FIRST_PSEUDO_REGISTER): Increase to 188.
(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
Update for 12 new DSP registers.
(DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
(AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
(DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
(reg_class): Add DSP_ACC_REGS and ACC_REGS.
(REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
(REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
(REG_ALLOC_ORDER): Update for 12 new DSP registers.
(mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
(UIMM6_OPERAND, IMM10_OPERAND): New macros.
(EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
(REGISTER_NAMES): Add names for 12 new DSP registers.
* config/mips/mips.md: Include mips-dsp.md.
(UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
(UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
(UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
(UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
(UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
(UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
(UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
(UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
(UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
(UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
(UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
(UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
(UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
(UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
(UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
(UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
(UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
(UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
(UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
(UNSPEC_RDDSP): New constants.
(*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
(*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
A<-d alternative.
* config/mips/mips.opt (-mdsp): New option.
* config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
(reg_imm10_operand): New predicates.
* doc/extend.texi (MIPS DSP Built-in Functions): New section.
* doc/invoke.texi (-mdsp): Document new option.
2005-07-22 DJ Delorie <dj@redhat.com>
* c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
to warning calls.
* tree-inline.c (inlinable_function_p): Likewise.
2005-07-22 Mark Mitchell <mark@codesourcery.com>
PR debug/21828
* toplev.c (check_global_declarations): Do not mark undefined
variables as DECL_IGNORED_P.
* varasm.c (first_global_object_name): GTY it.
(weak_global_object_name): Likewise.
(notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
a string to go into {weak,first}_global_object_name.
2005-07-22 DJ Delorie <dj@redhat.com>
* c-format.c (check_function_format): Change warning control
option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2005-07-22 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-alias.c (count_ptr_derefs): Do not consider
&PTR->FLD a dereference of PTR.
* tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
a potential dereference of PTR.
2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/20370
* ifcvt.c (dead_or_predicable): Before calling propagate_block,
call allocate_reg_info if necessary.
PR rtl-optimization/21848
* calls.c (emit_library_call_value_1): For const functions, add
USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
PR rtl-optimization/22445
* cselib.c (target.h): Include.
(rtx_equal_for_cselib_p): Allow commutative matches.
(cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
Remove MODE parameter. Changed all callers.
PR rtl-optimization/22258
* combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
New functions.
(try_combine): Use likely_spilled_retval_p.
2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
* config.gcc: Add crx-elf support.
* doc/contrib.texi: Mention crx.
* doc/extend.texi: Document crx extensions.
* doc/install.texi: Document crx install.
* doc/invoke.texi: Document crx options.
* doc/md.texi: Document crx constraints.
* config/crx/crx-protos.h: New file.
* config/crx/crx.c: New file.
* config/crx/crx.h: New file.
* config/crx/crx.md: New file.
* config/crx/crx.opt: New file.
* config/crx/t-crx: New file.
2005-07-22 Manfred Hollstein <mh@suse.com>
* tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
warnings.
(int_add_graph_edge): Likewise.
(collapse_nodes): Likewise.
(process_unification_queue): Likewise.
2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
Laurent GUERBY <laurent@guerby.net>
PR tree-optimization/22336
* function.c (record_block_change): Check for
cfun->ib_boundaries_block.
2005-07-21 James A. Morrison <phython@gcc.gnu.org>
* fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
(tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2005-07-21 DJ Delorie <dj@redhat.com>
* toplev.c (warn_deprecated_use): Add warning control to warning
call.
* c-typeck.c (parser_build_binary_op): Likewise.
(c_finish_if_stmt): Likewise.
* c-common.c (check_function_sentinel): Likewise.
(check_nonnull_arg): Likewise.
2005-07-21 Richard Henderson <rth@redhat.com>
PR tree-opt/22504
* tree-complex.c (complex_ssa_name_components): New.
(cvc_lookup): Allow entry not found.
(create_components): Remove.
(create_one_component_var, get_component_var): New.
(get_component_ssa_name, set_component_ssa_name): New.
(extract_component): Use get_component_ssa_name.
(update_complex_components): Use set_component_ssa_name.
(update_complex_components_on_edge): Likewise.
(update_phi_components): Create new PHI nodes directly, instead
of adding insns to edges.
(tree_lower_complex): Allocate and free complex_variable_components
and complex_ssa_name_components here.
2005-07-20 Daniel Berlin <dberlin@dberlin.org>
* alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
revert to returning false.
2005-07-21 Uros Bizjak <uros@kss-loka.si>
PR target/21149
* config/i386/i386.md (sse_movhlps): Fix vec_select values.
2005-07-21 Uros Bizjak <uros@kss-loka.si>
PR target/22576
* config/i386/i386.md (cmpxf): Change operand constraints
to "nonmemory_operand".
2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
* config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/21180
* fold-const.c (fold_build1): Add checksum for the operands.
(fold_build2): Likewise.
(fold_build3): Likewise.
2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/19055
* fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2005-07-21 Paolo Bonzini <bonzini@gnu.org>
* common.opt (-fforward-propagate): Committed by mistake,
removed.
2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
* reg-stack.c: Fix comment typo(s).
* tree-ssa-operands.c: Likewise.
* tree-vectorizer: Likewise.
2005-07-21 Nick Clifton <nickc@redhat.com>
* config/sh/symbian.c: Replace C++ style line comments with C
style line comments.
(symbian_add_attribute): Do not use a ? operator on the LHS of
an assignment.
(sh_symbian_handle_dll_attribute): Change the type of the
method vector to "VEC(tree,gc)*" and use vector accessor
macros to walk over the elements.
(symbian_export_vtable_and_rtti_p): Likewise.
(symbian_class_needs_attribute_p): Likewise.
2005-07-21 Paolo Bonzini <bonzini@gnu.org>
PR target/22085
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
initialize targetm.resolve_overloaded_builtin here.
(altivec_expand_overloaded_builtin): Make it non-static.
* config/rs6000/rs6000-protos.h
(altivec_expand_overloaded_builtin): New prototype.
* config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
targetm.resolve_overloaded_builtin here.
* config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2005-07-21 Paolo Bonzini <bonzini@gnu.org>
Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/19210
* common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
New.
* Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
* loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
rely on unproven assumptions.
* predict.c (predict_loops): Adjust call to number_of_iterations_exit.
* tree-flow.h (number_of_iterations_exit): Add final parameter.
* tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
to number_of_iterations_exit.
* tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
* tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
* tree-ssa-loop-niter.c (find_loop_niter,
estimate_numbers_of_iterations_loop): Likewise.
(number_of_iterations_exit): Honor the new options.
* doc/invoke.texi (Wunsafe-loop-optimizations,
funsafe-loop-optimizations): Document them.
2005-07-21 Richard Sandiford <richard@codesourcery.com>
PR rtl-optimization/22167
* gcse.c (hoist_code): Fix hoist_exprs[] check.
2005-07-20 Adam Nemet <anemet@lnxw.com>
* config/rs6000/lynx.h: Mark __do_global_ctors_aux and
__do_global_dtors_aux longcall.
2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
* gensupport.c (old_preds): Don't reference PREDICATE_CODES.
(old_special_pred_table): Don't reference
SPECIAL_MODE_PREDICATES.
* system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
* config/arc/arc.h: Don't mention PREDICATE_CODES.
* config/sh/predicates.h: Don't mention
SPECIAL_MODE_PREDICATES.
* doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
Remove.
2005-07-20 DJ Delorie <dj@redhat.com>
* config.gcc: Add m32c-elf support.
* doc/contrib.texi: Mention m32c.
* doc/extend.texi: Document m32c extensions.
* doc/install.texi: Mention m32c.
* doc/invoke.texi: Document m32c options.
* doc/md.texi: Document m32c constraints.
* config/m32c/addsub.md: New file.
* config/m32c/bitops.md: New file.
* config/m32c/cond.md: New file.
* config/m32c/jump.md: New file.
* config/m32c/m32c-lib1.S: New file.
* config/m32c/m32c-lib2.c: New file.
* config/m32c/m32c-modes.def: New file.
* config/m32c/m32c-pragma.c: New file.
* config/m32c/m32c-protos.h: New file.
* config/m32c/m32c.abi: New file.
* config/m32c/m32c.c: New file.
* config/m32c/m32c.h: New file.
* config/m32c/m32c.md: New file.
* config/m32c/m32c.opt: New file.
* config/m32c/minmax.md: New file.
* config/m32c/mov.md: New file.
* config/m32c/muldiv.md: New file.
* config/m32c/predicates.md: New file.
* config/m32c/prologue.md: New file.
* config/m32c/shift.md: New file.
* config/m32c/t-m32c: New file.
2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
(stack_protect_set, stack_protect_test): New expanders.
(stack_protect_set_si, stack_protect_set_si_media,
stack_protect_set_di_media, stack_protect_test_si,
stack_protect_test_si_media, stack_protect_test_di_media):
New insns.
2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
* c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2005-07-20 James A. Morrison <phython@gcc.gnu.org>
* tree.h (tree_expr_nonzero_p): Export.
* fold-const.c (tree_expr_nonzero_p): Likewise.
Return true for CALL_EXPRs that are alloca calls.
(fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
against zero.
* tree-flow.h (expr_computes_nonzero): Remove.
* tree-vrp.c (expr_computes_nonzero): Remove.
(vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
(extract_range_from_unary_expr): Likewise.
* tree-ssa-dom.c (record_equivalences_from_stmt): Use
tree_expr_nonzero_p.
2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
* config/bfin/bfin.c (legitimize_pic_address): Now static. Take
extra arg "picreg" and use it instead of pic_offset_table_rtx.
All callers changed.
(frame_related_constant_load): New arg "related" which controls
setting of RTX_FRAME_RELATED_P. All callers changed.
(bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
(bfin_expand_prologue): Add stack limit checking.
* config/bfin/bfin.md (trapifcc): New pattern.
* config/bfin/bfin.c: Include "langhooks.h".
(def_builtin): Go through lang_hooks to call builtin_function.
* config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
* config/bfin/predicates.md (symbol_ref_operand): New.
(call_insn_operand): Delete. All callers changed to use
register_no_elim_operand.
* config/bfin/bfin.c (init_cumulative_args): Initialize the new
call_cookie field.
(function_arg): Use it to generate the call's operand 2.
(bfin_longcall_p): New function.
(bfin_expand_call): Extra arg "cookie". All callers and declaration
changed. Emit extra USE in the pattern. Use bfin_longcall_p to
determine if the address needs to be in a REG.
(bfin_handle_longcall_attribute): New function.
(bfin_attribute_table): Add "longcall" and "shortcall".
* config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
(CUMULATIVE_ARGS): New member call_cookie.
(PREDICATE_CODES): Add symbol_ref_operand.
* config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
extra USE to the pattern.
(call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
New patterns, split off call_insn, sibcall_insn, call_value_insn and
sibcall_value_insn; now the new patterns handle direct calls and the
old ones indirect calls.
* doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
* doc/trouble.texi: Update section on handling of empty loops.
2005-07-20 Kazu Hirata <kazu@codesourcery.com>
* config.gcc: Remove support for sparc-*-openbsd*,
i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
ns32k-*-netbsd*.
* config.host: Remove support for i860-*-sysv4* as a host.
* config/i860/*, config/ip2k/*, config/ns32k/*,
config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
* doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
mention obsolete ports.
2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
soft frame pointer.
(sh_expand_prologue): Use hard_frame_pointer_rtx instead
of frame_pointer_rtx.
(sh_expand_epilogue): Likewise.
(sh_set_return_address): Likewise.
(initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
instead of FRAME_POINTER_REGNUM if needed. Add elimination
offsets from FRAME_POINTER_REGNUM.
* config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
(sh_register_names): Add initializer for sfp.
(GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
(VALID_REGISTER_P): Likewise.
(FIRST_PSEUDO_REGISTER): Update.
(DWARF_FRAME_REGISTERS): Define.
(FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
(HARD_FRAME_POINTER_REGNUM): Define.
(FRAME_POINTER_REGNUM): Redefine.
(ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
from FRAME_POINTER_REGNUM.
(CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
FRAME_POINTER_REGNUM.
(REG_CLASS_CONTENTS): Add sfp.
(REG_ALLOC_ORDER): Likewise.
(FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
(GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
of frame_pointer_rtx.
(LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2005-07-19 James A. Morrison <phython@gcc.gnu.org>
* fold-const.c (tree_expr_nonnegative_p): Only return true for
ABS_EXPR when flag_wrapv is false because of INT_MIN.
(tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
of an ABS_EXPR.
(fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
ABS_EXPR<x>.
2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
Make CONSTRUCTOR use VEC to store initializers.
* c-common.c (complete_array_type): Update to cope with VEC in
CONSTRUCTOR_ELTS.
* c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
(pp_c_constructor_elts): New function.
* c-pretty-print.h (pp_c_constructor_elts): Declare.
* c-typeck.c (build_function_call, build_c_cast, digest_init,
struct constructor_stack, struct initializer_stack,
constructor_elements, push_init_level, pop_init_level,
add_pending_init, find_init_member, output_init_element): Update to
cope with VEC in CONSTRUCTOR_ELTS.
* coverage.c (build_fn_info_value, build_ctr_info_value,
build_gcov_info): Likewise.
* expr.c (categorize_ctor_elements_1, store_constructor,
expand_expr_real_1): Likewise.
* fold-const.c (fold_ternary): Likewise.
* gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
gimplify_init_constructor, gimplify_expr): Likewise.
* tree-dump.c (dequeue_and_dump): Likewise.
* tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
node.
* tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
CONSTRUCTOR_ELTS.
* tree-sra.c (generate_element_init_1): Likewise.
* tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
* tree-ssa-operands.c (get_expr_operands): Likewise.
* tree-vect-generic.c (expand_vector_piecewise): Likewise.
* tree-vect-transform.c (vect_get_vec_def_for_operand):
(get_initial_def_for_reduction): Likewise.
* tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
value handle in annotations.
* tree.c (tree_node_kind, tree_code_size, make_node_stat,
tree_node_structure): Add support for constr_kind.
(build_vector_from_ctor, build_constructor_single,
build_constructor_from_list): New functions.
(build_constructor): Update to take a VEC instead of a TREE_LIST.
(simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
Update to cope with VEC in CONSTRUCTOR_ELTS.
* tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
* tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
CONSTRUCTOR_APPEND_ELT): New macros.
(struct constructor_elt, struct tree_constructor): New data types.
(union tree_node): Add tree_constructor field.
* treestruct.def: Define TS_CONSTRUCTOR.
* varasm.c (const_hash_1, compare_constant, copy_constant,
compute_reloc_for_constant, output_addressed_constants,
initializer_constant_valid_p, output_constant,
array_size_for_constructor, output_constructor): Update to cope with
VEC in CONSTRUCTOR_ELTS.
* vec.h (VEC_empty, VEC_copy): New macros.
2005-07-19 Devang Patel <dpatel@apple.com>
* dbxout.c (dbxout_type): Check Objective-C++ lang.
2005-07-19 Richard Henderson <rth@redhat.com>
PR tree-opt/22278
* gimplify.c (gimplify_expr): Use main variant type for the temp
destination for a discarded volatile read.
* tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
casts between non-void types that change volatility.
2005-07-15 DJ Delorie <dj@redhat.com>
* toplev.h: Add comment about the first parameter for warning().
* errors.h: Likewise.
* c.opt (Wpragmas): New.
* doc/invoke.texi: Document it.
* function.c (do_warn_unused_parameter): Add warning control to
warning call.
* c-decl.c (warn_if_shadowing): Likewise.
* c-lex.c (cb_def_pragma): Likewise.
* c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
(pop_alignment): Likewise.
(handle_pragma_pack): Likewise.
(apply_pragma_weak): Likewise.
(handle_pragma_weak): Likewise.
(handle_pragma_redefine_extname): Likewise.
(add_to_renaming_pragma_list): Likewise.
(handle_pragma_extern_prefix): Likewise.
(maybe_apply_renaming_pragma): Likewise.
(handle_pragma_visibility): Likewise.
* config/c4x/c4x-c.c (BAD): Likewise.
(c4x_parse_pragma): Likewise.
* config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
* config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
(rs6000_pragma_longcall): Likewise.
* config/v850/v850-c.c (pop_data_area): Likewise.
(ghs_pragma_section): Likewise.
(ghs_pragma_section): Likewise.
(ghs_pragma_interrupt): Likewise.
(ghs_pragma_starttda): Likewise.
(ghs_pragma_startsda): Likewise.
(ghs_pragma_startzda): Likewise.
(ghs_pragma_endtda): Likewise.
(ghs_pragma_endsda): Likewise.
(ghs_pragma_endzda): Likewise.
2005-07-19 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* Makefile.in: Removed tree-promote-statics.c
* tree-promote-statics.c: Removed.
* common.opt: Removed flag-promote-statics.
* opts.c: Ditto.
* passes.c: Removed tree-promote-statics pass.
* tree-pass.h: Ditto.
* timevar.def: Removed TV_PROMOTE_STATICS.
2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
* config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
and *-*-freebsd9.
* config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR c/22476
* c-common.c (check_function_arguments): Call
'check_function_format' if either -Wformat or
-Wmissing-format-attribute are specified.
* c-format.c (check_function_format): Check -Wformat before
calling 'check_format_info'.
* c-opts.c (c_common_post_options): Don't warn for
-Wmissing-format-attribute without -Wformat.
* c-typeck.c (convert_for_assignment): Detect additional cases for
-Wmissing-format-attribute.
* doc/invoke.texi (-Wmissing-format-attribute): Document new
behavior.
2005-07-19 Richard Guenther <rguenther@suse.de>
* config/i386/i386.md (lrint<mode>2): Use temporary
instead of clobbering non-existent memory.
2005-07-19 Nick Clifton <nickc@redhat.com>
* config/avr/avr.c (legitimate_address_p): Fix debugging print
statement to avoid displaying ASCII control characters.
2005-07-19 Ben Elliston <bje@au.ibm.com>
* bt-load.c (link_btr_uses): Fix uninitialised warnings.
* cfganal.c (find_edge_index): Ditto.
* combine.c (combine_instructions): Ditto.
* ddg.c (create_scc): Ditto.
(find_successors): Ditto.
(find_predecessors): Ditto.
(find_nodes_on_paths): Ditto.
(longest_simple_path): Ditto.
* flow.c (update_life_info): Ditto.
(count_or_remove_death_notes): Ditto.
(clear_log_links): Ditto.
* modulo-sched.c (generate_reg_moves): Ditto.
(find_max_asap): Ditto.
(find_max_hv_min_mob): Ditto.
(find_max_dv_min_mob): Ditto.
* sbitmap.c (sbitmap_first_set_bit): Ditto.
* sched-rgn.c (extract_edgelst): Ditto.
* tree-into-ssa.c (prepare_names_to_update): Ditto.
(dump_update_ssa): Ditto.
(ssa_names_to_replace) Ditto.
(switch_virtuals_to_full_rewrite): Ditto.
(update_ssa): Ditto.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2005-07-18 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22483
* tree-complex.c (create_components): Use
safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
* tree-flow-inline.h (fill_referenced_var_vec): New function.
* tree-flow.h (safe_referenced_var_iterator): New structure.
(FOR_EACH_REFERENCED_VAR_SAFE): New macro.
* tree-ssa-alias.c (setup_pointers_and_addressables): Use
safe_referenced_var iterator.
(add_type_alias): Ditto.
2005-07-19 Steven Bosscher <stevenb@suse.de>
* loop-init.c (rest_of_handle_loop2): Remove.
(rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
(pass_rtl_loop_init, pass_rtl_loop_done,
pass_rtl_move_loop_invariants, pass_rtl_unswitch,
pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
* tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
pass_tree_loop_done, and pass_tree_unswitch.
(gate_loop): Rename to gate_tree_loop.
* passes.c (init_optimization_passes): Update for renamed tree
loop passes. Add the new loop2 passes as subpasses of loop2.
* tree-pass.h: Add extern declarations for the new loop2 subpasses.
Update for the renamed tree loop passes.
2005-07-18 Ian Lance Taylor <ian@airs.com>
PR middle-end/22057
* tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
blocks when optimizing.
2005-07-18 Steve Ellcey <sje@cup.hp.com>
* common.opt (frename-registers): Initialize to 2.
(fweb): Ditto.
(fgcse-after-reload): Ditto.
* toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
(process_options): Only change flag_web, flag_rename_registers,
and flag_rerun_cse_after_loop if not explicitly set by user.
2005-07-18 Jan Beulich <jbeulich@novell.com>
* config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
in 64-bit mode the same as DImode in 32-bit mode.
(ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
ix86_split_lshr): Likewise. Rename to no longer refer to a specific
mode. Add new mode parameter.
* config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
* config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
x86_64_shift_adj): New expanders.
(*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
*ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
insns.
Respective new splitters. Use renamed shift splitter helpers in 32-bit
DImode shift splitters.
* config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
mode parameter.
2005-07-18 Jan Beulich <jbeulich@novell.com>
* i386.md (movdi_extzv_1): New.
(zero_extendhidi2): Combine alternatives and never force use of
REX64 prefix.
(zero_extendqidi2): Likewise. Don't restrict input selection.
2005-07-17 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22531
* tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
moment.
2005-07-17 Daniel Berlin <dberlin@dberlin.org>
* tree-promote-statics.c (pass_promote_statics): Change dump file
name.
2005-07-17 Daniel Berlin <dberlin@dberlin.org>
* tree-optimize.c (init_tree_optimization_passes): Add
pass_eliminate_useless_stores pass.
* tree-pass.h (pass_eliminate_useless_stores): New pass structure.
* tree-ssa-pre.c (is_copy_stmt): New function.
(follow_copies_till_vuse): Ditto.
(do_eustores): Ditto.
(gate_eustores): Ditto.
2005-07-16 Richard Henderson <rth@redhat.com>
* gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2005-07-16 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
ipa-type-escape.h, tree-promote-statics.c
* ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
tree-promote-statics.c: new files.
* alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
int nonlocal_set_p, mark_constant_function): Deleted.
(rest_of_handle_cfg): Removed call to mark_constant_function.
(nonoverlapping_component_refs_p): Added calls to support
type based aliasing.
* tree-ssa-alias.c (may_alias_p,
compute_flow_insensitive_aliasing): Ditto.
* calls.c (flags_from_decl_or_type): Removed reference to
cgraph_rtl_info.
* c-typeck.c (convert_arguments): Make builtins tolerant of having
too many arguments. This is necessary for Spec 2000.
* cgraph.h (const_function, pure_function): Removed.
* common.opt: Added "fipa-pure-const", "fipa-reference",
"fipa-type-escape", and "ftree-promote-static".
* opts.c: Ditto.
* passes.c: Added ipa and tree-promote-statics passes.
* timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
* tree-dfa.c (referenced_var_lookup_if_exists): New function.
* tree-flow.h: Added exposed sra calls and addition of
reference_vars_info field for FUNCTION_DECLS.
* tree-pass.h: Added passes.
* tree-sra.c: (sra_init_cache): New function.
(sra_insert_before, sra_insert_after) Made public.
(type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
and made public.
* tree-ssa-alias.c (dump_alias_stats): Added stats for type based
aliasing. (may_alias_p): Added code to use type escape analysis to
improve alias sets.
* tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
code to prune clobbers of static variables based on information
produced in ipa-reference pass. Changed call clobbering so that
statics are not marked as clobbered if the call does not clobber
them.
2005-07-16 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (need_to_solve): Need to check for preds,
too.
2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
* doc/install.texi (*-*-solaris2*): Document recommended version
of GNU binutils and mention GNU linker problem on Solaris 10.
2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
PR c/22421
* c-decl.c (c_build_bitfield_integer_type): New function.
(finish_struct): Call it.
* c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-typeck.c (digest_init): Call 'convert_for_assignment'
before returning.
2005-07-16 Jan Hubicka <jh@suse.cz>
* cfg.c (update_bb_profile_for_threading): Fix profile updating.
(scale_bbs_frequencies_int): Watch roundoff errors.
* predict.c (return_prediction): Initialize return_stmt.
2005-07-16 Jan Hubicka <jh@suse.cz>
* profile.c (rest_of_handle_branch_prob): Fix handling of estimation
after RTL profiling.
2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/22398
* fold-const.c (build_range_check): Convert high/low to etype
if we are only comparing against exp.
2005-07-13 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22376
* tree-ssa-structalias.c (build_constraint_graph): We really meant
special var here.
(need_to_solve): New function.
(compute_points_to_sets): Use it.
2005-07-15 Jan Hubicka <jh@suse.cz>
* cfg.c (update_bb_profile_for_threading): More diagnostic.
* tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2005-07-15 Richard Guenther <rguenther@suse.de>
* c-common.c (handle_flatten_attribute): New function.
Add flatten function attribute.
* doc/extend.texi: Document flatten function attribute.
* Makefile.in (ipa-inline.o): Depend on hashtab.h.
* ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
New functions.
(cgraph_decide_inlining): Handle functions with flatten
attribute.
2005-07-14 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
UNSPEC_XCHG, UNSPEC_AND): New.
(UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
* config/rs6000/sync.md (FETCHOP): New code macro.
(fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
New code attrs.
(memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
(sync_compare_and_swap<mode>): Same.
(sync_lock_test_and_set<mode>): Same.
(sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
for QImode and HImode, and not PPC405.
(sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
(sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
(sync_<fetchop>{si,di}_internal): New.
(sync_nand{si,di}_internal): New.
(sync_old_<fetchop>{si,di}_internal): New.
(sync_old_nand{si,di}_internal): New
(sync_new_<fetchop>{si,di}_internal): New.
(sync_new_nand{si,di}_internal): New.
(atomic_and{si,di}): New.
(sync_new_nand{si,di}_internal): New.
(atomic_and{si,di}): New.
(sync_add<mode>_internal): Delete.
(sync_addshort_internal): Use unspec instead of unspec_volatile.
(sync_sub<mode>_internal): Delte.
(sync_subshort_internal): New.
(sync_andsi_internal): Use unspec instead of unspec_volatile.
(sync_anddi_internal): Delete.
(sync_boolsi_internal): Use unspec instead of unspec_volatile.
(sync_booldi_internal): Delete.
(sync_boolc<mode>_internal): Delete.
(sync_boolcshort_internal): Use unspec instead of unspec_volatile.
(sync_boolc<mode>_internal2): Delete.
(sync_boolcc<mode>_internal): Delete.
(isync, lwsync): Use unspec instead of unspec_volatile.
* config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
Revert UNSPEC_VOLATILE.
(rs6000_split_atomic_op): New.
* config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2005-07-14 Eric Christopher <echristo@redhat.com>
* config/mips/mips.c (mips_canonicalize_comparison): Cast
argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2005-07-14 Eric Christopher <echristo@redhat.com>
* config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2005-07-14 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/22230
* tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
the computation of the four cross productions for "range op range".
2005-07-14 Alexandre Oliva <aoliva@redhat.com>
Ulrich Weigand <uweigand@de.ibm.com>
PR target/20126
* loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
in some insn.
2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2005-07-14 Steve Ellcey <sje@cup.hp.com>
* config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2005-07-14 Richard Guenther <rguenther@suse.de>
PR middle-end/22347
* config/i386/i386-protos.h (ix86_function_value): Change
prototype to match new target hook.
* config/i386/i386.c (ix86_value_regno): Change prototype
to take extra type argument.
(TARGET_FUNCTION_VALUE): Define.
(ix86_function_ok_for_sibcall): Pass extra argument to
ix86_value_regno, check return slot rtx for exact match.
(ix86_function_value): Take extra parameter. Dispatch to
ix86_value_regno with fndecl/fntype as provided.
(ix86_value_regno): Handle extra type argument.
* config/i386/i386.h (FUNCTION_VALUE): No longer define.
* testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
* testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
* testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
* testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
* testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2005-07-14 Richard Guenther <rguenther@suse.de>
* Makefile.in (explow.o, reg-stack.o): Depend on target.h.
* calls.c (expand_call): Pass fntype to hard_function_value.
(emit_library_call_value_1): Likewise.
* explow.c: Include target.h.
(hard_function_value): Take extra argument, the fntype.
Use new target hook for function_value.
* expr.h (hard_function_value): Change prototype.
* function.c (aggregate_value_p): Pass 0 as fntype to
hard_function_value.
(assign_parms): Use new target hook for function_value.
Pass 0 as fntype to hard_function_value.
(expand_function_end): Likewise.
* reg-stack.c: Include target.h.
(stack_result): Use new target hook for function_value.
* target-def.h: New target hook function_value.
* target.h: Likewise.
* targhooks.c (default_function_value): New function.
* targhooks.h (default_function_value): Declare.
2005-07-13 Ian Lance Taylor <ian@airs.com>
* config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2005-07-14 Jan Hubicka <jh@suse.cz>
* tree-dfa.c (dump_variable): Use default_def function.
* tree-ssa-alias.c (dump_points_to_info): Likewise.
* tree-ssa.c (verify_use): Likewise.
* tree-ssanames.c (release_ssa_name): Likewise.
* tree-tailcall.c (eliminate_tail_call): Likewise.
(tree_optimize_tail_calls_1): Likewise.
* tree-vrp.c (get_value_range): Likewise.
2005-07-14 Ben Elliston <bje@au.ibm.com>
* gcc.c (main): Compare language[0] with '*' when iterating over
the infiles.
2005-07-13 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_cc_modes_compatible): Move before
"s390_emit_compare". Add handling of CCZ1mode.
(s390_canonicalize_comparison): Simplify cascaded EQ, NE.
(390_emit_compare): Use "s390_cc_modes_compatible" for mode
checking.
(s390_branch_condition_mask): Add CCZ1mode handling.
* config/s390/s390.md: ("seq", "*seq"): New pattern.
("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
Use CCZ1mode instead of CCZmode.
* config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2005-07-13 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
pattern.
("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2005-07-13 Eric Christopher <echristo@redhat.com>
* config/mips/mips.c (mips_canonicalize_comparison): New.
(mips_emit_int_relational): Use.
2005-07-13 Eric Christopher <echristo@redhat.com>
* config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
static extra parts.
* config/s390/s390.md: Include tpf.md. Move tpf specific
patterns...
* config/s390/tpf.md: To here.
* config/s390/s390.opt: Move tpf specific options...
* config/s390/tpf.opt: to here. Add mmain option.
* config/s390/tpf-unwind.h: Remove unnecessary defines.
* config/s390/tpf.h: Rewrite.
2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
* doc/tm.texi: Remove @xref{Cross-profiling}.
2005-07-13 Jeff Law <law@redhat.com>
* fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
expressions, test their _DECL operands for pointer equality rather
than using operand_equal_p.
2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
* config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
(TARGET_POSIX_IO): This.
* config/darwin.h: Likewise.
* config/freebsd.h: Likewise.
* config/linux.h: Likewise.
* config/lynx.h: Likewise.
* config/netbsd.h: Likewise.
* config/rs6000/linux64.h: Likewise.
* config/rs6000/linux.h: Likewise.
* config/s390/tpf.h: Likewise.
* config/sh/embed-elf.h: Likewise.
* config/sparc/linux64.h: Likewise.
* config/sparc/linux.h: Likewise.
* config/svr4.h: Likewise.
* gcov-io.h: Likewise.
* doc/tm.texi: Updated.
* libgcov.c (create_file_directory): Defined only if
TARGET_POSIX_IO is defined.
(gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
is defined.
2005-07-13 Jan Hubicka <jh@suse.cz>
* tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2005-07-13 David Edelsohn <edelsohn@gnu.org>
* tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
structure as argument.
2005-07-13 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/21921
* tree-iterator.c (tsi_link_before): Support the case when
tsi_end_p (tsi) == true.
2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/22442
* tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
correctly.
2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/20376
* toplev.c (process_options): Enable -fweb and -frename-registers when
unrolling.
* doc/invoke.texi: Update the information about when -fweb and
-frename-registers are enabled.
2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/21840
* tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
if *rhs_p is not a SSA_NAME.
2005-07-12 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22422
* tree-ssa-structalias.c (struct variable_info): Add flag for
special vars.
(get_varinfo): Now a static function.
(new_varinfo): init has_union and is_special_var to false.
(solution_set_add): Check has_union.
(do_da_constraint): Move temporary variable so it gets reset
properly.
Also check for special variable.
(do_ds_constraint): Ditto.
(do_sd_constraint): Ditto.
(do_structure_copy): Check for special variable.
(find_func_aliases): Ditto.
(init_base_vars): Set special vars properly.
2005-07-13 Jan Hubicka <jh@suse.cz>
* cfgexpand.c (expand_one_stack_var): Do not expand variables when we
do unit-at-a-time.
* tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
(get_expr_operands): Fix thinko wrt flags and subvars.
PR tree-optimize/22379
* tree-inline.c (expand_call_inline): Do not output sorry in early
inlining.
2005-07-12 Dale Johannesen <dalej@apple.com>
* config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
PR bootstrap/21704
* host-linux.h: Include limits.h.
2005-07-12 Dale Johannesen <dalej@apple.com>
* expr.c (compress_float_constant): Add cost check.
* config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2005-07-12 Dale Johannesen <dalej@apple.com>
* gcc.target/i386/compress-float-sse.c: New.
* gcc.target/i386/compress-float-sse-pic.c: New.
* gcc.target/i386/compress-float-387.c: New.
* gcc.target/i386/compress-float-387-pic.c: New.
* gcc.dg/compress-float-ppc.c: New.
* gcc.dg/compress-float-ppc-pic.c: New.
2005-07-12 Eric Christopher <echristo@redhat.com>
* config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
static extra parts.
* config/s390/s390.md: Include tpf.md. Move tpf specific
patterns...
* config/s390/tpf.md: To here.
* config/s390/s390.opt: Move tpf specific options...
* config/s390/tpf.opt: to here. Add mmain option.
* config/s390/tpf-unwind.h: Remove unnecessary defines.
* config/s390/tpf.h: Rewrite.
2005-07-12 Eric Christopher <echristo@redhat.com>
* gcc.c (struct infile): Update comment for language.
(main): Rewrite input file resetting code.
2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22335
* tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
requiring a cast in a non RHS of modify_expr. Add a cast when required.
(lookup_avail_expr): Use constant_boolean_node instead
of boolean_false_node/boolean_true_node.
2005-07-12 Ben Elliston <bje@au.ibm.com>
* tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
and use it when printing num_edges.
2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
* doc/extend.texi (Blackfin Built-in Functions): New section.
* doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
@opindex.
2005-07-12 Adrian Straetling <straetling@de.ibm.com>
* builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
s/cmpstrsi/cmpstrnsi
(expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
'cmpstrnsi'.
* optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
(init_optabs): Initialize cmpstrn_optab.
* optabs.h: (enum insn_code cmpstrn_optab): Declare.
* genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
* expr.c: (enum insn_code cmpstrn_optab): Declare.
* config/i386/i386.md: s/cmpstr/cmpstrn
* config/c4x/c4x.md: s/cmpstr/cmpstrn
* doc/md.texi: Update documentation.
2005-07-11 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
build_va_arg_indirect_ref.
(alpha_gimplify_va_arg): Likewise.
* config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
* config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
* config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
* config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
* config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
* config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
Likewise.
* config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
* tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
* passes.c (init_optimization_passes): Add pass_empty_loop.
* tree-pass.h (pass_empty_loop): Declare.
* tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
try_remove_empty_loop, remove_empty_loops): New functions.
* tree-ssa-loop-ivopts.c (single_dom_exit): Export.
* tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2005-07-12 Peter Barada <peter@the-baradas.com>
PR middle-end/16719
PR middle-end/18421
* config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
in address registers.
* config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
* config/m68k/m68k.md: Replace 's' with 'i' in 4th
alternative of addsi3_5200.
2005-07-11 Ian Lance Taylor <ian@airs.com>
* config/mips/mips.md (ffs<mode>2): Remove.
2005-07-11 Ian Lance Taylor <ian@airs.com>
* doc/tree-ssa.texi (Cleanups): Improve description of
TRY_FINALLY_EXPR.
(GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2005-07-11 Daniel Berlin <dberlin@dberlin.org>
* print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
* tree.h (DECL_ARGUMENT_FLD): New macro.
2005-07-11 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22404
* tree-ssa-structalias.c (create_variable_info_for): Use
correct offset.
2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
for second comparison operand.
* config/bfin/predicates.md (reg_or_const_int_operand): New.
* config/bfin/bfin.md (define_attr "type"): Add "sync".
(define_insn_reservation "alu"): Likewise.
(csync, ssync): Now of type sync.
* config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
-mcsync-anomaly -mspecld-anomaly.
* config/bfin/bfin.opt (mcsync): Remove.
(mcsync-anomaly, mspecld-anomaly): Add.
* config/bfin/bfin.c: Include "insn-codes.h".
(bfin_reorg): Extend to handle the CSYNC anomaly as well.
(TARGET_DEFAULT_TARGET_FLAGS): New.
* doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2005-07-11 Steven Bosscher <stevenb@suse.de>
* basic-block.h: Give the BB flags enum a name, bb_flags.
Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
* cfgcleanup.c (enum bb_flags): Remove here.
(BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
(notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
(update_forwarder_flag): Likewise.
(thread_jump): Likewise.
(try_forward_edges): Likewise.
(try_optimize_cfg): Likewise. Clear bb->flags before updating the
forwarder flags. Don't clear bb->aux for all basic blocks. Only
reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2005-07-11 Richard Guenther <rguenther@suse.de>
* config/i386/i386.opt: New target option -msseregparm.
* config/i386/i386.c (override_options): Error out for
-msseregparm but no SSE support.
(ix86_function_sseregparm): Check for global sseregparm.
* doc/invoke.texi: Document -msseregparm.
2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* config.gcc (m32r-*-linux*): Use the default extra_parts.
(m32rle-*-linux*): Ditto.
2005-07-11 Jakub Jelinek <jakub@redhat.com>
* cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
bytes.
2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/22239
PR target/20126
* loop.c (loop_givs_rescan): Use expand_simple_binop instead of
gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2005-07-07 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (struct variable_info): Heapify complex.
(varmap): Heapify varmap.
(constraints): Heapify constraints.
(struct constraint_graph): Heapify succs and preds.
(constraint_vec_find): Update for heapification.
(constraint_set_union): Ditto.
(insert_into_complex): Ditto.
(constraint_edge_vec_find): Ditto.
(erase_graph_self_edge): Ditto.
(add_graph_edge): Ditto.
(get_graph_weights): Ditto.
(merge_graph_nodes): Ditto.
(build_constraint_graph): Ditto.
(topo_visit): Ditto.
(solve_graph): Ditto.
(create_variable_info_for): Ditto.
(init_base_vars): Ditto.
(delete_points_to_sets): Free graph, varmap, and complex constraints.
(condese_varmap_nodes): Free complex vector.
(clear_edges_for_node): Clear succs and preds vector.
2005-07-10 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (update_alias_info): Change counting of
references to not include vdefs.
2005-07-10 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-alias.c (free_used_part_map): Add missing free.
(up_insert): Ditto.
2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (pa_commutative_p): Make PLUS commutative when
TARGET_NO_SPACE_REGS is true.
2005-07-09 Diego Novillo <dnovillo@redhat.com>
* Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
* tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
* tree-dfa.c (dump_subvars_for): New.
(debug_subvars_for): New.
(dump_variable): Show subvariables if VAR has them.
* tree-flow-inline.h (get_subvar_at): New.
(overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
* tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
Update all users.
(struct subvar): Change fields offset and size to unsigned
HOST_WIDE_INT.
(dump_subvars_for): Declare.
(debug_subvars_for): Declare.
(get_subvar_at): Declare.
(okay_component_ref_for_subvars): Change 2nd and 3rd argument
to unsigned HOST_WIDE_INT *.
(overlap_subvar): Likewise.
* tree-gimple.c (is_gimple_reg): Always return false for
SFTs and memory tags.
* tree-pass.h (pass_build_pta, pass_del_pta): Remove.
Update all callers.
* tree-ssa-alias.c: Include tree-ssa-structalias.h.
(compute_may_aliases): Call compute_points_to_sets.
(collect_points_to_info_for): Remove.
(compute_points_to_and_addr_escape): Remove.
(delete_alias_info): Call delete_points_to_sets.
(compute_flow_sensitive_aliasing): If the call to
find_what_p_points_to returns false, call set_pt_anything.
(add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
(set_pt_anything): Clear pi->pt_vars.
(set_pt_malloc): Remove.
(merge_pointed_to_info): Remove.
(add_pointed_to_expr): Remove.
(add_pointed_to_var): Remove.
(collect_points_to_info_r): Remove.
(is_escape_site): Make extern.
(create_sft): New.
(create_overlap_variables_for): Call it.
* tree-ssa-copy.c (merge_alias_info): Never merge
flow-sensitive alias information.
* tree-ssa-operands.c (get_expr_operands): Adjust variables
offset and size to be unsigned HOST_WIDE_INT.
(add_to_addressable_set): Rename from note_addressable.
Set TREE_ADDRESSABLE as the variables are added to the set.
Update all users.
(add_stmt_operand): Do not try to micro-optimize unmodifiable
operands into VUSEs when adding V_MAY_DEFs for members in an
alias set.
* tree-ssa-operands.h (add_to_addressable_set): Declare.
* tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
(struct variable_info): Add bitfield is_heap_var.
(var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
(new_var_info): Initialize is_heap_var.
(get_constraint_for): Add HEAP variables to the symbol table.
Mark them with is_heap_var.
(update_alias_info): New. Taken mostly from the old
compute_points_to_and_addr_escape.
(handle_ptr_arith): New.
(find_func_aliases): Call update_alias_info.
Call handle_ptr_info for tcc_binary expressions.
Call mark_stmt_modified.
(create_variable_info_for): If DECL has subvars, do not create
variables for its subvars. Always add all the fields.
(set_uids_in_ptset): If the solution includes ANYOFFSET and
SFTs, then add all the SFTs of the structure.
If VI->DECL is an aggregate with subvariables, add the SFT at
VI->OFFSET.
(find_what_p_points_to): If VI is an artificial variable,
translate to bitfields in SSA_NAME_PTR_INFO.
If the solution is empty, set pi->pt_vars to NULL
(init_base_vars): Create ANYOFFSET.
(compute_points_to_sets): Rename from create_alias_vars.
Make extern.
(pass_build_pta): Remove.
(delete_points_to_sets): Rename from delete_alias_vars.
(pass_del_pta): Remove.
* tree-ssa-structalias.h (struct alias_info): Move from
tree-ssa-alias.h.
(NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
NUM_REFERENCES_SET): Likewise.
(compute_points_to_sets, delete_points_to_sets): Declare.
2005-07-09 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
alpha_split_lock_test_and_set_12): New functions.
* config/alpha/alpha-protos.h: Update.
* config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
* config/alpha/sync.md (I12MODE): New.
(memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
(sync_<fetchop_name><I48MODE>): Likewise.
(sync_nand<I48MODE>): Likewise.
(sync_old_<fetchop_name><I48MODE>): Likewise.
(sync_new_<fetchop_name><I48MODE>): Likewise.
(sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
(sync_compare_and_swap<I48MODE>): Likewise.
(sync_lock_test_and_set<I48MODE>): Likewise.
(sync_compare_and_swap<I12MODE>): New.
(sync_compare_and_swap<I12MODE>_1): New.
(sync_lock_test_and_set<I12MODE>): New.
(sync_lock_test_and_set<I12MODE>_1): New.
2005-07-09 Diego Novillo <dnovillo@redhat.com>
PR 21356
PR 22332
* passes.c (execute_todo): Cleanup the CFG before updating SSA.
2005-07-09 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2005-07-09 Richard SAndiford <richard@codesourcery.com>
PR target/21656
* config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2005-07-08 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/sync.md (load_locked_<mode>): Use Z for
memory_operand constraint.
(store_conditional_<mode>): Same.
(sync_compare_and_swap<mode>): Same.
(sync_lock_test_and_set<mode>): Same.
2005-07-08 Hans-Peter Nilsson <hp@axis.com>
Rewrite PIC support to more closely model actual instructions.
* config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
(cris_symbol): Remove prototypes for removed functions.
(cris_pic_symbol_type_of, cris_valid_pic_const)
(cris_expand_pic_call_address): Prototypes for new functions.
* config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
variable.
(cris_print_operand) <case 'v', 'P'>: Remove cases for unused
modifiers.
<case ':'>: Add case for new punctuation character.
<case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
emitting (extra) PIC modifier.
<case UNSPEC>: Do not assert for PLT.
(cris_initial_frame_pointer_offset, cris_simple_epilogue)
(cris_expand_prologue, cris_expand_epilogue): Check
for pic_offset_table_rtx usage instead of taking
current_function_uses_pic_offset_table as the final word.
(cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
Remove flag_pic difference.
(cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
the moral equivalents of...
(cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
functions.
(cris_legitimate_pic_operand): Just call cris_valid_pic_const.
(cris_handle_option): Mark ARG as unused.
(cris_expand_pic_call_address): New worker function for "call",
"call_value".
(cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
output PIC constructs here.
(cris_output_addr_const_extra): Changes for emitting PIC modifiers
as symbol-specific modifers, not whole or part of operands.
* config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
(EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
constants and flag_pic.
(CONSTANT_INDEX_P): Adjust for new functions.
(enum cris_pic_symbol_type): New helper type.
(PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
* config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
(CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
define_constants.
("movsi"): Emit actual instructions for GOT and relative access.
("*movsi_got_load"): New pattern to set up the register holding
the GOT pointer.
("*movsi_internal"): Operand 1 is not a plain general_operand.
Adjust FIXME for 'S'.
<output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
Use "movs" for -fpic cases.
("addsi3"): Add alternative for 'S'; use adds.w when possible.
("uminsi3","*expanded_call_value"): Remove 'S' alternative.
("call", "call_value"): Just call cris_expand_pic_call_address for
PIC addresses.
("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
Remove special pattern.
("*expanded_call_side", "*expanded_call_value_side"): New
patterns.
(gotplt-to-plt, gotplt-to-plt-side-call)
(gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
peephole2:s.
* config/cris/cris/predicates.md
("cris_general_operand_or_gotless_symbol"): Remove unused
predicate.
("cris_general_operand_or_symbol"): Adjust for new functions.
2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
* config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2005-07-08 Daniel Berlin <dberlin@dberlin.org>
* Makefile.in (TREE_H): Add treestruct.def.
(c-decl.o): Add pointer-set.h
* c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
visibility on regular DECL's.
(merge_decls): Fix the copying of decl nodes of various types for
the new structures. Don't update RTL, section name, weak status,
etc, on DECL's without RTL.
(grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
Don't check volatile on non-variable types.
(store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
to check whether we have seen arguments.
* c-objc-common.c (c_tree_printer): Reverse order of tests so that
flag is checked before field (flag is common, field is not).
* dwarf2out.c (decl_ultimate_origin): Only DECL's with
TS_DECL_COMMON could have an origin.
(add_location_or_const_value_attribute): Don't check section name
on non-var/function decls.
(dwarf2out_var_location): Reverse order of tests.
* emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
with DECL_WRTL_CHECK.
* expmed.c (make_tree): rtl is now in decl_with_rtl.
* fold-const.c (fold_binary): Don't check weakness on
non-var/function decls.
(tree_expr_nonzero_p): Ditto.
(fold_checksum_tree): Use tree_decl_extra as sizeof
buffer.
* ggc-page.c (extra_order_size_table): Add sizes for
tree_decl_non_common, tree_parm_decl, tree_var_decl, and
tree_field_decl.
* gimplify.c (gimplify_bind_expr): Only set
DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
* integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
without RTL.
* langhooks-def.h (LANG_HOOK_INIT_TS): New.
* langhooks.h (init_ts). New langhook.
* passes.c (rest_of_decl_compilation): Reverse order of tests.
* print-tree.c (print_node): Update to only print fields that
exist in the structures the passed decl has.
* toplev.c (wrapup_global_declarations): Don't reset
DECL_DEFER_OUTPUT on DECL's that don't contain it.
* tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
* tree-inline.c (remap_decl): Ditto.
* tree-outof-ssa.c (create_temp): Reverse order of tests.
* tree-pretty-print.c (print_declaration): Don't print
DECL_REGISTER on things that don't contain it.
* tree-vrp.c (expr_computes_nonzero): Don't check weakness on
non-var/function decls.
* tree.c (tree_contains_struct): New structure.
(init_priority_for_decl): New hashtable.
(tree_int_map): New structure.
(tree_int_map_eq): New function.
(tree_int_map_marked_p): Ditto.
(tree_int_map_hash): Ditto.
(tree_map): Move to tree.h.
(tree_map_eq): Externalize.
(tree_map_hash): Ditto.
(tree_map_marked_p): Ditto.
(init_ttree): Set up tree_contains_struct and call langhook.
(decl_assembler_name): Use DECL_NON_COMMON_CHECK..
(tree_code_size): Update for new structures.
(tree_node_structure): Update for new structures.
(make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
without the field.
(copy_node_stat): Copy init priority.
(build_decl_stat): Ditto for visibility.
(ts_enum_names): New.
(tree_contains_struct_check_failed): New function.
(decl_init_priority_lookup): Ditto.
(decl_init_priority_insert): Ditto.
* treestruct.def: New file.
* tree.h (CODE_CONTAINS_STRUCT): New macro.
(CONTAINS_STRUCT_CHECK): Ditto.
(tree_contains_struct_check_failed): New prototype.
(DECL_CHECK): Removed.
(DECL_MINIMAL_CHECK): New.
(DECL_COMMON_CHECK): Ditto.
(DECL_WRTL_CHECK): Ditto.
(DECL_NON_COMMON_CHECK): Ditto.
(DECL_WITH_VIS_CHECK): Ditto.
(VAR_OR_FUNCTION_DECL_P): Ditto
(struct tree_decl_minimal): New structure.
(struct tree_decl_common): Ditto.
(struct tree_decl_with_rtl): Ditto.
(struct tree_decl_with_vis): Ditto.
(struct tree_decl_non_common): Ditto.
(struct tree_field_decl): Ditto.
(struct tree_parm_decl): Ditto.
(struct tree_var_decl): Ditto.
(struct tree_function_decl): Ditto.
(struct tree_const_decl): Ditto.
(struct tree_result_decl): Ditto.
(union tree_node): Add new structures.
* var-tracking.c (track_expr_p): Reverse order of tests.
* doc/c-tree.texi: Add documentation on DECL node internal structure.
2005-07-08 Kazu Hirata <kazu@codesourcery.com>
* cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
* system.h: Poison FINALIZE_PIC.
* doc/tm.texi (FINALIZE_PIC): Remove.
2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22329
* tree-ssa-propagate.c (fold_predicate_in): Convert the value
to the correct type if we have a MODIFY_EXPR.
2005-07-08 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/22360
* tree.c (upper_bound_in_type): Fix calculations for casting
to a non-wider signed type and casting a signed value to a
wider unsigned type.
(lower_bound_in_type): Fix calculations for casting to a
non-wider signed type.
PR tree-optimization/20139
* tree-cfg.c (remove_bb): Check in_ssa_p before calling
release_defs.
* tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
fold_cond_expr_cond.
* tree-ssanames.c (release_defs): Assert in_ssa_p.
* tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22356
* tree-complex.c (expand_complex_libcall): Produce
REALPART_EXPR/IMAGPART_EXPR with the correct type.
2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
* bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
b" assert and inserted fastpath code for this case.
(bitmap_ior): Removed "a != b" assert.
2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
(ENDFILE_SPEC): Likewise.
* config/m32r/m32r.h (ASM_SPEC): Likewise.
* config/m32r/m32r.c (m32r_output_function_epilogue): Care for
a large stack frame at epilogue.
2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
* final.c: Include sdbout.h when required.
2005-07-07 Geoffrey Keating <geoffk@apple.com>
* config.gcc (*-*-darwin*): Only one target-specific header file
for generic darwin.
(powerpc-*-darwin*): Add version-specific header files.
* configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
* config.in: Regenerate.
* configure: Regenerate.
* gcc.c: Include xregex.h.
(version_compare_spec_function): New.
(spec_function): Add version-compare.
(replace_outfile_spec_function): Reformat comment.
(compare_version_strings): New.
* config/darwin-c.c (version_as_macro): New.
(builtin_define): New.
(darwin_cpp_builtins): New.
* config/darwin-protos.h (darwin_cpp_builtins): New.
* config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
(LIB_SPEC): Make unconditional, update comment.
(TARGET_C99_FUNCTIONS): Define.
* config/darwin.opt: Sort.
(mmacosx-version-min=): New.
* config/darwin7.h: Delete.
* config/darwin8.h: Delete.
* config/i386/darwin.h (): Call darwin_cpp_builtins.
* config/rs6000/darwin.h (): Call darwin_cpp_builtins.
(TARGET_C99_FUNCTIONS): Define.
* config/rs6000/darwin7.h: New.
* config/rs6000/darwin8.h: New.
* doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
(-mmacosx-version-min): Document.
2005-07-07 Ian Lance Taylor <ian@airs.com>
* config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
PR middle-end/22239
* loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2005-07-07 Khem Raj <kraj@mvista.com>
* config/arm/arm.c (thumb_output_function_prologue): Calculate offset
in bytes, not words.
2005-07-07 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_pad_arg_upward): Compare return value of
DEFAULT_FUNCTION_ARG_PADDING to upward.
2005-07-07 Richard Henderson <rth@redhat.com>
* function.c (locate_and_pad_parm): Record parameter alignment in
stack_alignment_needed.
2005-07-07 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
(UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
(define_attr "type"): Add isync, sync, load_l, store_c.
* config/rs6000/sync.md (memory_barrier): Change to define_expand.
Create scratch volatile MEM.
(sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
sync.
(load_locked_<mode>): New.
(store_conditional_<mode>): New.
(sync_compare_and_swap<mode>): Replace with splitter.
(sync_lock_test_and_set<mode>): Replace with splitter.
(sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
and UNSPECV_ISYNC.
(isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
is ics. Attribute isync.
(lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
lwsync.
* config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
and UNSPECV_SYNC_OP.
(emit_unlikely_jump): New.
(emit_load_locked): New.
(emit_store_conditional): New.
(rs6000_split_compare_and_swap): New.
(rs6000_split_lock_test_and_set): New.
(is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
* config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
rs6000_split_lock_test_and_set): Declare.
* config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
store_c, isync, sync.
2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
* Makefile.in (echo_quoted_to_gtyp): New template for outputing
filenames to gtyp-gen.h.
(s-typ-gen): Use it in place of for loops.
2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
* hooks.c (hook_bool_rtx_int_false): New function.
* hooks.h (hook_bool_rtx_int_false): Declare.
* target-def.h (TARGET_COMMUTATIVE_P): Define.
(TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
* target.h (struct gcc_target): Add commutative_p member.
* targhooks.c (hook_bool_rtx_commutative_p): New function.
* targhooks.h (hook_bool_rtx_commutative_p): Declare.
* pa.c (TARGET_COMMUTATIVE_P): Redefine.
(pa_commutative_p): New function.
* jump.c (target.h): Include.
(rtx_renumbered_equal_p): Use targetm.commutative_p.
* doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2005-07-07 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390-protos.h (s390_expand_clrmem): Delete.
(s390_expand_setmem): New.
* config/s390/s390.c: Likewise.
(print_shift_count_operand): Truncate to 12 bits instead of 6.
Adapt comments.
* config/s390/s390.md: ("setmem<mode>"): Accept character as
general_operand. Call new function "s390_expand_setmem".
("clrmem_long", "*clrmem_long"): Rewrite to ...
("setmem_long", "*setmem_long"): ... this.
2005-07-07 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (optimization_options): Enable
TARGET_MVCLE at -Os.
* doc/invoke.texi: Document changes in default behaviour.
* config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2005-07-07 Adrian Straetling <straetling@de.ibm.com>
* expr.c: (set_storage_via_setmem): Convert opchar to mode
defined by back-end.
2005-07-07 Jakub Jelinek <jakub@redhat.com>
* config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
all sets in the pattern.
* config/rs6000/rs6000.md (stack_protect_testsi,
stack_protect_testdi): Likewise.
2005-07-06 Jeff Law <law@redhat.com>
* tree-vrp.c (simplify_using_ranges): Kill.
(vrp_finalize): Remove call to simplify_using_ranges.
(simplify_stmt_using_ranges): New function extracted from
simplify_using_ranges.
(simplify_div_or_mod_using_ranges): Likewise.
(simplify_abs_using_ranges): Likewise.
(simplify_cond_using_ranges): New function.
* tree-flow.h (simplify_stmt_using_ranges): Prototype.
* tree-ssa-propagate.c (substitute_and_fold): Call
simplify_stmt_using_ranges if we have range information.
2005-07-06 James E. Wilson <wilson@specifixinc.com>
* config/ia64/ia64.c (ia64_reorg): Check optimize before
ia64_flag_schedule_isns2.
* config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
reading/writing general registers.
(ia64_function_arg): Revert 2005-06-18 change.
2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
* pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
(legitimize_tls_address): Use gcc_unreachable instead of abort.
2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
* function.c (expand_function_end): Revert part of 2005-06-27
patch. Do sjlj_emit_function_exit_after after return_label.
2005-07-06 Kazu Hirata <kazu@codesourcery.com>
* doc/install.texi (--disable-libssp): New.
2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
* doc/invoke.texi: Update -fforce-mem documentation.
* dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
code for -fforce-mem.
* expmed.c: (store_bit_field,store_fixed_bit_field,
extract_bit_field): Ditto.
* expr.c: (convert_move): Ditto.
* optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
emit_conditional_add,expand_float,expand_fix): Ditto.
* opts.c: (decode_options): Remove setting of flag_force_mem flag.
(common_handle_option): Issue warning when -fforce-mem specified.
2005-07-06 Paul Brook <paul@codesourcery.com>
* aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
argument is empty.
* configure: Regenerate.
2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
* sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2005-07-06 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22319
Fix PR tree-optimization/22140
Fix PR tree-optimization/22310
* tree-ssa-structalias.c (do_structure_copy): Give up earlier on
variable sized types.
Use correct type for intermediate structure on *a = *b structure
copies.
2005-07-06 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
Remove.
(STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
(machine_function): Move typedef to...
* config/rs6000/rs6000.c (machine_function): ... here. Add
varargs_save_offset field.
(rs6000_stack_t): Remove varargs_size field.
(setup_incoming_varargs): Allocate varargs save area using
assign_stack_local, try to make it as small as possible.
Save offset from virtual_stack_vars_rtx to the save area
in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
instead of magic 8 when fp word byte size is used.
(rs6000_va_start): Use cfun->machine->varargs_save_offset
instead of -RS6000_VARARGS_SIZE.
(rs6000_stack_info, debug_stack_info,
rs6000_initial_elimination_offset): Remove all traces of
varargs_size.
* config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
* config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
RS6000_VARARGS_AREA.
2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/21963
* tree-ssa-loop-ivopts.c (get_computation_aff): Use
constant_multiple_of in the same way get_computation_cost_at does.
2005-07-06 Jakub Jelinek <jakub@redhat.com>
* config/sparc/sparc.h (sparc_compare_emitted): New extern.
* config/sparc/sparc.c (sparc_compare_emitted): New variable.
(gen_compare_reg): If sparc_compare_emitted is set, clear it
and return its previous value.
(emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
* config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
constants.
(stack_protect_set, stack_protect_test): New expanders.
(stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
stack_protect_testdi): New insns.
* config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
* config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2005-07-06 Jeff Law <law@redhat.com>
* tree-ssa-dce.c (cfg_altered): New global.
(tree_dce_init): Initialize cfg_altered.
(remove_dead_stmt): If we remove an edge in the CFG, then set
CFG_ALTERED.
(perform_tree_ssa_dce): If we altered the CFG, then invalidate
the dominators.
2005-07-06 Kazu Hirata <kazu@codesourcery.com>
* Makefile.in (stamp-collect-ld): Use
$(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
./collect-ld if it already exists.
(stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
Don't remove ./nm if it already exists.
2005-07-05 Devang Patel <dpatel@apple.com>
* tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
(LOOP_VINFO_LOC, LOOP_LOC): Remove.
* tree-vectorizer.c (vect_loop_location): New.
(vect_print_dump_info): Use vect_loop_location.
(new_loop_vec_info): Do not set LOOP_VINFO_LOC.
(vectorize_loops): Set vect_loop_location.
* tree-vect-analyze.c (vect_analyze_offset_expr,
vect_determin_vectorization_factor, vect_analyze_operations,
vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
vect_analyze_loop): Adjust vect_print_dump_info API.
* tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
vect_finish_stmt_generation, vectorizable_assignment,
vectorizable_operation, vectorizable_store, vectorizable_load,
vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
vect_transform_loop): Same.
* tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
Same.
2005-07-05 Randolph Chung <tausq@debian.org>
* configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
* configure: Regenerate.
* config/pa/pa-protos.h (tls_symbolic_operand): Declare.
(pa_tls_referenced_p): Declare.
* config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
(gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
(legitimize_tls_address): New.
(hppa_legitimize_address): Handle TLS addresses.
(pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
(TARGET_CANNOT_FORCE_CONST_MEM): Define.
(emit_move_sequence): Handle TLS addresses.
(pa_encode_section_info): Call default handler to handle common
sections.
* config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
(CONSTANT_ADDRESS_P): Reject TLS operands.
(TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
* config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
(UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
(UNSPEC_TLSLE): Define new constants.
(tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
* config/pa/predicates.md (symbolic_operand): Reject TLS operands.
(tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
(tie_symbolic_operand, tle_symbolic_operand): New
2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
* aclocal.m4: Update macros for autoconf 2.59 style.
* configure.ac: Likewise.
2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (function_value): Handle small aggregates on 32-bit targets.
(function_arg): Pass small aggregates in general registers on 32-bit
targets.
* som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
* Makefile.in (final.o): Fix dependencies.
2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
PR c/22013
PR c/22098
* langhooks.h (struct lang_hooks): Add expr_to_decl.
* langhooks.c (lhd_expr_to_decl): New.
* langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
New.
(LANG_HOOKS_INITIALIZER): Update.
* tree.c (recompute_tree_invarant_for_addr_expr): Call
expr_to_decl langhook.
* c-tree.h (c_expr_to_decl): Declare.
* c-typeck.c (c_expr_to_decl): New.
(build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
specially.
* c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
PR c/22308
* c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2005-07-05 Paolo Bonzini <bonzini@gnu.org>
* Makefile.in: Adjust dependencies.
* tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
* basic-block.h (duplicate_computed_gotos): Remove, it is now static.
* alias.c (rest_of_handle_cfg, pass_cfg): New.
* bb-reorder.c (duplicate_computed_gotos): Make it static.
* cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
rest_of_compilation.
* bb-reorder.c (gate_duplicate_computed_gotos,
pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
rest_of_handle_reorder_blocks, pass_reorder_blocks,
gate_handle_partition_blocks, rest_of_handle_partition_blocks,
pass_partition_blocks): New.
* bt-load.c (gate_handle_branch_target_load_optimize,
rest_of_handle_branch_target_load_optimize,
pass_branch_target_load_optimize): New.
* cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
pass_jump2): New.
* cfglayout.c (pass_insn_locators_initialize): New.
* cfgrtl.c (pass_free_cfg): New.
* combine.c (gate_handle_combine, rest_of_handle_combine,
pass_combine): New.
* cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
* emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
* except.c (pass_set_nothrow_function_flags,
pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
pass_rtl_eh): New.
* final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
rest_of_handle_shorten_branches, pass_shorten_branches,
rest_of_clean_state, pass_clean_state): New.
* flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
rest_of_handle_remove_death_notes, pass_remove_death_notes,
rest_of_handle_life, pass_life, rest_of_handle_flow2,
pass_flow2): New.
* function.c (pass_instantiate_virtual_regs, pass_init_function,
rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
* gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
pass_gcse): New.
* global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
* ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
pass_rtl_ifcvt, gate_handle_if_after_combine,
rest_of_handle_if_after_combine, pass_if_after_combine,
gate_handle_if_after_reload, rest_of_handle_if_after_reload,
pass_if_after_reload): New.
* integrate.c (pass_initial_value_sets): New.
* jump.c (pass_cleanup_barriers, purge_line_number_notes,
pass_purge_lineno_notes): New.
* mode-switching.c (rest_of_handle_mode_switching,
pass_mode_switching): New.
* local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
* loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
pass_loop2): New.
* loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
pass_loop_optimize): New.
* modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
pass_sms): New.
* postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
pass_gcse2): New.
* postreload.c (gate_handle_postreload, rest_of_handle_postreload,
pass_postreload_cse): New.
* profile.c (gate_handle_profiling, pass_profiling,
rest_of_handle_branch_prob, pass_branch_prob): New.
* recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
pass_split_before_regstack, gate_handle_split_before_regstack,
gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
rest_of_handle_split_all_insns, pass_split_all_insns): New.
* reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
pass_stack_regs): New.
* regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
pass_stack_adjustments): New.
* regrename.c (gate_handle_regrename, rest_of_handle_regrename,
pass_regrename): New.
* reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
pass_delay_slots, gate_handle_machine_reorg,
rest_of_handle_machine_reorg, pass_machine_reorg): New.
* rtl.h (extern void purge_line_number_notes): New.
* sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
gate_handle_sched2, rest_of_handle_sched2, pass_sched,
pass_sched2): New.
* tracer.c (gate_handle_tracer, rest_of_handle_tracer,
pass_tracer): New.
* value-prof.c (gate_handle_value_profile_transformations,
rest_of_handle_value_profile_transformations,
pass_value_profile_transformations): New.
* var-tracking.c (gate_handle_var_tracking,
pass_variable_tracking): New.
* web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
* passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
rest_of_handle_delay_slots, rest_of_handle_stack_regs,
rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
rest_of_handle_old_regalloc, rest_of_handle_regrename,
rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
rest_of_handle_gcse2, rest_of_handle_regmove,
rest_of_handle_tracer, rest_of_handle_if_conversion,
rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
rest_of_handle_web, rest_of_handle_branch_prob,
rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
rest_of_handle_jump_bypass, rest_of_handle_combine,
rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
rest_of_handle_gcse, rest_of_handle_loop_optimize,
rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
rest_of_handle_mode_switching, rest_of_handle_jump,
rest_of_handle_eh, rest_of_handle_stack_adjustments,
rest_of_handle_flow2, rest_of_handle_jump2,
rest_of_handle_peephole2, rest_of_handle_postreload,
rest_of_handle_shorten_branches, rest_of_clean_state,
rest_of_compilation): Remove.
* cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
* passes.c (dump_flags, in_gimple_form, all_passes,
all_ipa_passes, all_lowering_passes, register_one_dump_file,
register_dump_files, next_pass_1, last_verified, execute_todo,
execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
from tree-optimize.c.
(init_optimization_passes): Moved from tree-optimize.c,
adding the RTL optimizations.
* tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
* tree-optimize.c (dump_flags, in_gimple_form, all_passes,
all_ipa_passes, all_lowering_passes, register_one_dump_file,
register_dump_files, next_pass_1, last_verified, execute_todo,
execute_one_pass, execute_pass_list, execute_ipa_pass_list,
init_tree_optimization_passes, ipa_passes): Delete.
* tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
the RTL dumps.
(TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
from tree.h.
(ipa_passes): Remove.
(all_passes, all_ipa_passes, all_lowering_passes): Now extern.
* tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
dump_switch_p, dump_flag_name): Moved to tree-pass.h.
(dump_info_p, dump_flag): Moved to tree-dump.h.
* Makefile.in: Adjust dependencies for tree-pretty-print.c,
cgraph.c, opts.c.
* passes.c (finish_optimization_passes): Use dump_begin
and dump_end, TDI_end.
(gate_rest_of_compilation): New.
(pass_rest_of_compilation): Use it.
(gate_postreload, pass_postreload): New.
* toplev.c (general_init): Rename init_tree_optimization_passes.
* toplev.h (init_tree_optimization_passes): Rename to
init_optimizations_passes.
* tree-dump.c (dump_flag): Make static.
(dump_files): Remove RTL dumps.
* tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
pass_cleanup_cfg, pass_free_cfg_annotations,
pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
pass_init_datastructures, pass_fixup_cfg): Make non-static.
* tree-pretty-print.c: Include tree-pass.h.
* cgraph.c: Include tree-dump.h.
2005-07-04 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
Only fall back to saying it points to readonly memory if
we can't do better.
2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
* config/m32r/m32r.c (m32r_compute_frame_size,
m32r_expand_prologue): Take current_function_profile into
account whenever we reference
current_function_uses_pic_offset_table.
(m32r_finalize_pic): Remove.
* config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2005-07-05 Kazu Hirata <kazu@codesourcery.com>
* Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
instead of $<. Don't remove ./as if it already exists.
2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/21723
* pa.md: Remove fcpy alternative from movhi and movqi patterns.
* pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
for complex modes when generating code for PA 1.0.
(VALID_FP_MODE_P): New macro.
(HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
sets for all general and floating point modes. Align wide floating
point modes to even register boundaries to comply with architectural
requirements.
(CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
* pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
(VALID_FP_MODE_P): New macro.
(HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
sets for all general and floating point modes. Align wide floating
point modes to even register boundaries to comply with architectural
requirements.
2005-07-04 Diego Novillo <dnovillo@redhat.com>
* tree-dump.c (dump_files): Initialize dump number for .cgraph
to 0.
2005-07-04 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-structalias.c: Don't include expr.h.
2005-07-04 Diego Novillo <dnovillo@redhat.com>
* tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
comments.
2005-07-04 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22279
* tree-ssa-structalias.c (offset_overlaps_with_access): Use
correct operator.
2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
* sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
* bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
config/stormy16/stormy16.c, config/v850/v850.c,
config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
Avoid "." or "\n" at end of diagnostics and capital letters at
start of diagnostics.
* combine.c, cse.c: Don't translate dump file output.
* toplev.c (print_version): Only translate output if going to
stderr.
2005-07-03 Kazu Hirata <kazu@codesourcery.com>
* c-decl.c, tree-object-size.c, tree-vectorizer.c,
config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
typos.
2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (fix_range): Fix typo in comment.
2005-07-03 Kazu Hirata <kazu@codesourcery.com>
* tree-vrp.c (extract_range_from_assert): Replace
fold (build (...)) with fold_build2.
2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
gcc_gfc_char_table, init_dynamic_gfc_info): New.
(format_types_orig, handle_format_attribute): Add support for
format "gcc_gfc".
2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
* varasm.c (assemble_variable): Fix format specifier thinko.
2005-07-03 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/22029 (and 22135)
* tree-pretty-print.c (dump_generic_node): Check that the node is not
a phi node before calling dump_vops.
2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
* tree-dump.h (dump_string_field): Declare.
* tree-dump.c: Use it instead of dump_string.
(dump_string_field): Make non-static.
2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
up the minimal CFG stuff always when optimize > 0. Call
split_all_insns_noflow in PIC case if needed.
2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
PR c++/18279
* c-decl.c (c_write_global_declarations): Dump contents of
external scope to.
* tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
<TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
<GOTO_EXPR>, <SWITCH_EXPR>: Add.
(dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
is enabled.
2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
* c-common.h (GCC_DIAG_STYLE): Define.
* c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
version for format checking to 4.1.
* c-format.c: Include toplev.h after c-common.h.
(enum format_type): Add gcc_tdiag_format_type.
(gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
(format_types_orig): Add gcc_tdiag.
(init_dynamic_diag_info): Support gcc_tdiag formats.
(handle_format_attribute): Likewise.
* toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
(GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
version for format checking to 4.1.
(warning0, warning, error, pedwarn, sorry): Use
ATTRIBUTE_GCC_DIAG.
* config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
(finish_aliases_1): Do not use %qE.
* config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
Correct format bugs.
* config/v850/v850-protos.h (v850_output_aligned_bss): Change size
parameter to unsigned HOST_WIDE_INT.
* config/v850/v850.c (v850_output_aligned_bss): Likewise.
2005-07-02 David Edelsohn <edelsohn@gnu.org>
PR middle-end/21742
* expr.c (write_complex_part): Use adjust_address for MEM.
(read_complex_part): Same.
2005-07-02 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22280
* tree-sra.c (generate_element_init): Remove useless loop.
2005-07-02 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (alpha_legitimize_address): Check for
TLS_MODEL_NONE.
(alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/14490
* fold-const.c (fold_binary): Handle the return value of
fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2005-07-02 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
a eliminate type conversion which feeds an equality comparison
if the original type or either operand in the comparison is a
function pointer.
2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
* c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
config/rs6000/rs6000.opt, params.def: Remove "." from end of help
texts.
* config/avr/avr.c: Do not use '`' as left quote.
* config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
Remove "." from end of diagnostics. Make diagnostics start with
lowercase letter.
2005-07-02 Zack Weinberg <zack@codesourcery.com>
Joseph S. Myers <joseph@codesourcery.com>
* toplev.c (default_tree_printer): Handle setting location with
'+' flag.
* c-objc.common.c (c_tree_printer): Likewise.
* c-format.c (gcc_diag_flag_specs): Add '+'.
(gcc_cdiag_char_table): Allow '+' flag for tree formats.
(format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
formats.
* c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
config/v850/v850.c, function.c, stor-layout.c, toplev.c,
tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
of diagnostics. Use %q+D not %s for a decl. Do not pass excess
format arguments where %J is used without %D.
2005-07-02 Jakub Jelinek <jakub@redhat.com>
* gcc.c (LINK_SSP_SPEC): Define.
(link_ssp_spec): New variable.
(LINK_COMMAND_SPEC): Add %(link_ssp).
(static_specs): Add link_ssp_spec.
* configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
* configure: Rebuilt.
* config.in: Rebuilt.
* config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
* config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
* config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
* config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
* config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
-0x7008(2) instead of reading __stack_chk_guard variable.
* config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
number.
(UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
(stack_protect_set, stack_protect_test): Use *_tls* patterns
if TARGET_THREAD_SSP_OFFSET is defined.
(stack_tls_protect_set_si, stack_tls_protect_set_di,
stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
Revert:
2005-06-27 Richard Henderson <rth@redhat.com>
* libgcc-std.ver (GCC_4.1.0): New.
* libgcc.h (__stack_chk_guard): Declare.
(__stack_chk_fail, __stack_chk_fail_local): Declare.
* libgcc2.c (L_stack_chk, L_stack_chk_local): New.
* mklibgcc.in (lib2funcs): Add them.
2005-07-01 Richard Henderson <rth@redhat.com>
* config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
void * before struct sigcontext *.
(x86_fallback_frame_state): Likewise.
2005-07-01 James E. Wilson <wilson@specifixinc.com>
* doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22269
* tree-ssa-reassoc.c (should_transpose): Fix which operand
we check for SSA_NAME for.
2005-07-01 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22071
* tree-ssa-structalias.c (offset_overlaps_with_access): New
function.
(get_constraint_for_component_ref): Use it.
2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
PR other/22264
* diagnostic.c (diagnostic_report_current_module): Use pp_newline to
print out the last new line.
2005-07-01 Hans-Peter Nilsson <hp@axis.se>
* config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
* config/cris/cris.c (cris_conditional_register_usage): Adjust
reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
(cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
(cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
* config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
(enum reg_class): New member CC0_REGS.
(REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
(FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
(HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
(CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
(PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
Adjust for register now described.
2005-07-01 Jakub Jelinek <jakub@redhat.com>
PR target/22262
* config/i386/i386.md (stack_protect_test_si,
stack_protect_test_di): Add earlyclobber for scratch 3.
* config/rs6000/rs6000.md (stack_protect_testsi,
stack_protect_testdi): Add earlyclobber for scratch 3,
remove earlyclobber from scratch 4.
Older entries for 2005 can be found in ChangeLog-2005.
2005-06-30 Diego Novillo <dnovillo@redhat.com>
PR 21584
PR 22219
* tree-ssa-alias.c (create_name_tags): Also process
non-dereferenced pointers.
Remove argument 'ai'. Update all callers.
2005-06-30 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/darwin.h (STARTING_FRAME_OFFSET):
Set to 0 for FRAME_GROWS_DOWNWARD.
(REGISTER_NAMES): Add sfp.
2005-07-01 Kelley Cook <kcook@gcc.gnu.org>
* config/arm/libunwind.S, config/arm/pr-support.c,
config/arm/unwind-arm.c, config/arm/unwind-arm.h,
config/c4x/predicates.md, tree-object-size.c: Update FSF address.
2005-06-30 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/22260
* config/sparc/sparc.c (emit_and_preserve): Add 2nd register.
Preserve the 2nd register too, if present.
(sparc_output_mi_thunk) <PIC case>: Preserve the PIC register too.
Adjust call to emit_and_preserve.
2005-06-30 Zack Weinberg <zack@codesourcery.com>
Jakub Jelinek <jakub@redhat.com>
* pretty-print.h (PP_NL_ARGMAX): New.
(text_info): Add locus.
(struct chunk_info): New.
(output_buffer): Add formatted_obstack, chunk_obstack, and
cur_chunk_array. Change obstack to a pointer.
(pp_wrapping_mode_t, pp_wrapping_mode, pp_set_verbatim_wrapping): New.
(struct pretty_print_info): Replace ideal_maximum_length and
prefixing_rule with wrapping.
(pp_line_cutoff, pp_prefixing_rule): Update to match.
Update prototypes and wrapper macros throughout.
* pretty-print.c (pp_formatted_text_data, pp_append_r)
(pp_base_clear_output_area, pp_construct, pp_base_formatted_text)
(pp_base_last_position_in_text, pp_base_newline, pp_base_character):
Update for changes to pp structure.
(pp_base_prepare_to_format, pp_base_format_text): Delete.
(pp_base_format, pp_base_output_formatted_text): New functions.
(pp_base_format_verbatim): Use pp_set_verbatim_wrapping.
(pp_verbatim): Clear text.locus.
(pp_printf): Likewise. Use pp_format and pp_output_formatted_text.
* c-objc-common.c (c_tree_printer): Update function signature.
* diagnostic.c (diagnostic_initialize): Update for changes to
pp structure.
(diagnostic_report_diagnostic): Call pp_format and then
pp_output_formatted_text.
(verbatim): Clear text.locus.
* diagnostic.h (diagnostic_prefixing_rule, diagnostic_line_cutoff):
Update for changes to pp structure.
* c-lang.c: No need to include c-pretty-print.h.
* Makefile.in: Remove bogus line containing only a tab.
(c-lang.o): Update dependencies.
* toplev.c (announce_function): Don't use verbatim.
(default_tree_printer): Update signature.
* objc/objc-lang.c: No need to include c-pretty-print.h.
* objc/Make-lang.in: Update dependencies.
2005-06-29 Daniel Berlin <dberlin@dberlin.org>
* tree-complex.c (complex_variable_components): Now a hashtable.
(cvc_lookup): Ditto.
(cvc_insert): Ditto.
(create_components): Use referenced var iterator.
Initialize hashtable. Use cvc_insert/lookup.
(extract_components): Use cvc_insert/lookup.
(update_complex_components): Ditto.
(update_complex_components_on_edge): Ditto.
* tree-dfa.c (referenced_vars): Now a hashtable.
(dump_referenced_vars): Use iterator.
(referenced_var_lookup): New function.
(referenced_var_insert): Ditto.
(add_referenced_var): Use referenced_var_insert.
(mark_new_vars_to_rename): Use DECL_UID.
* tree-flow-inline.h (first_htab_element): New function.
(end_htab_p): Ditto.
(next_htab_element): Ditto.
(first_referenced_var): Ditto.
(end_referenced_vars_p): Ditto.
(next_referenced_var): Ditto.
(is_call_clobbered): Use DECL_UID.
(mark_call_clobbered): Ditto.
(clear_call_clobbered): Ditto.
(mark_non_addressable): Ditto.
* tree-flow.h (htab_iterator): New struct.
(FOR_EACH_HTAB_ELEMENT): New macro.
(struct int_tree_map): New struct.
(int_tree_map_hash): Prototype.
(int_tree_map_eq): Ditto.
(referenced_var_iterator): Ditto.
(FOR_EACH_REFERENCED_VAR): New macro.
(referenced_vars): Now a hashtable.
* tree-into-ssa.c (symbol_marked_for_renaming): Use DECL_UID.
(add_new_name_mapping): Ditto.
(mark_def_sites): Ditto.
(insert_phi_nodes): Use referenced_var iterator.
(mark_def_site_blocks): Ditto.
(mark_sym_for_renaming): Use DECL_UID.
* tree-sra.c (is_sra_candidate_decl): Use DECL_UID.
(lookup_element): Ditto.
(find_candidates_for_sra): Use referenced_vars iterator.
Use DECL_UID.
* tree-ssa-alias.c (NUM_REFERENCES): New macro.
(NUM_REFERENCES_CLEAR): Ditto.
(NUM_REFERENCES_INC): Ditto.
(NUM_REFERENCES_SET): Ditto.
(alias_obstack): New bitmap obstack.
(struct alias_map_d): Use bitmap, not sbitmap.
(struct alias_info): Remove num_references.
(init_alias_info): Use referenced_var iterator.
Initialize bitmap obstack.
(delete_alias_info): Use referenced_var iterator.
Free bitmap obstack.
(compute_points_to_and_addr_escape): Use DECL_UID.
Use new NUM_REFERENCES macros.
(compute_flow_sensitive_aliasing): may_aliases is now a bitmap.
Use new NUM_REFERENCES macros.
(group_aliases_into): Update prototype to use bitmap.
(setup_pointers_and_addressables): Use referenced_vars iterator.
Use DECL_UID. Use new NUM_REFERENCES macros.
(add_pointed_to_var): Use DECL_UID.
(dump_alias_info): Use referenced_var iterator.
(add_type_alias): Ditto.
(used_portions): Now a hashtable.
(used_part_map_eq): New function.
(used_part_map_hash): Ditto.
(free_used_part_map): Ditto.
(up_lookup): Ditto.
(up_insert): Ditto.
(get_or_create_used_part_for): Use up_lookup.
(create_overlap_variables_for): Ditto.
(find_used_portions): Use up_insert.
Use DECL_UID.
(create_structure_vars): Init used_portions hashtable, use
referenced_vars iterator.
* tree-ssa-live.c (create_ssa_var_map): sbitmaps became bitmaps.
Use DECL_UID.
* tree-ssa-loop-im.c (gather_mem_refs_stmt): Use DECL_UID.
* tree-ssa-operands.c (get_asm_expr_operands): Ditto.
(note_addressable): Ditto.
* tree-ssa-structalias.c (set_uids_in_ptset): Ditto.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
referenced_var iterator.
Use DECL_UID.
(delete_tree_ssa): Ditto.
(int_tree_map_eq): New function.
(int_tree_map_hash): Ditto.
* tree-stdarg.c (find_va_list_reference): Use DECL_UID.
(va_list_ptr_read): Ditto.
(va_list_counter_struct_op): Ditto.
(va_list_ptr_write): Ditto.
(check_va_list_escapes): Ditto.
(check_all_va_list_escapes): Ditto.
(execute_optimize_stdarg): Ditto.
* tree-tailcall.c (suitable_for_tail_opt_p): Used referenced_var
iterator.
2005-06-30 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/darwin.h (FRAME_POINTER_REGNUM): Rename to ...
(HARD_FRAME_POINTER_REGNUM): this.
2005-06-30 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_clone_inlined_nodes): Revert previous patch.
2005-06-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
PR middle-end/22247
* tree-ssa-structalias.c (build_constraint_graph, scc_visit,
process_unification_queue, init_topo_info, topo_visit,
init_scc_info, free_scc_info, perform_var_substitution,
solve_graph): Use unsigned instead of uint.
2005-06-30 Jakub Jelinek <jakub@redhat.com>
* function.c (gen_stack_protect_test): Add third argument.
2005-06-30 J. D. Johnston <jjohnst@us.ibm.com>
* gthr-tpf.h (CE2THRCPTR): Change field offset to 16.
2005-06-30 Kazu Hirata <kazu@codesourcery.com>
* config/c4x/c4x-protos.h: Remove the prototypes for those
functions removed from c4x.c. Add prototypes for those
functions exported in c4x.c.
* config/c4x/c4x.c (any_operand, fp_zero_operand,
const_operand, stik_const_operand, not_const_operand,
reg_operand, r0r1_reg_operand, r2r3_reg_operand,
ext_low_reg_operand, ext_reg_operand, std_reg_operand,
std_or_reg_operand, addr_reg_operand, index_reg_operand,
dp_reg_operand, sp_reg_operand, st_reg_operand,
rc_reg_operand, call_address_operand,
symbolic_address_operand, dst_operand, src_operand,
src_hi_operand, lsrc_operand, tsrc_operand,
nonimmediate_src_operand, nonimmediate_lsrc_operand,
reg_or_const_operand, par_ind_operand, parallel_operand):
Remove.
(c4x_immed_float_p, c4x_a_register, c4x_x_register,
c4x_K_constant, c4x_N_constant, c4x_O_constant,
c4x_S_indirect): Export.
* config/c4x/c4x.h (PREDICATE_CODES): Remove.
* config/c4x/c4x.md: Include predicates.md.
* config/c4x/predicates.md: New.
2005-06-30 Jakub Jelinek <jakub@redhat.com>
* function.c (stack_protect_epilogue): Pass label to
stack_protect_test, assume it emitted also the conditional
branch.
* doc/md.texi (stack_protect_test): Adjust documentation.
* config/i386/i386.md (stack_protect_test): Add third argument,
emit beq with operands[2].
* config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Define to
flag_stack_protect != 0.
* config/rs6000/rs6000.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
constants.
(stack_protect_set, stack_protect_test): New expanders.
(stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
stack_protect_testdi): New insns.
* config/rs6000/rs6000.c (rs6000_stack_protect_fail): New function.
(TARGET_STACK_PROTECT_FAIL): Define.
(rs6000_generate_compare): Handle UNSPEC_SP_TEST.
* config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Increment.
(DWARF_FRAME_REGISTERS, DWARF_REG_TO_UNWIND_COLUMN): Adjust, so
that addition of sfp doesn't change these.
(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
REG_ALLOC_ORDER): Add sfp.
(INT_REGNO_P): Include FRAME_POINTER_REGNUM.
(FRAME_POINTER_REGNUM): Define to 113.
(HARD_FRAME_POINTER_REGNUM): Define to 31.
(REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add sfp.
(STARTING_FRAME_OFFSET): Set to 0 for FRAME_GROWS_DOWNWARD.
(ELIMINABLE_REGS): Never eliminate to
FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM
instead. Add eliminations from FRAME_POINTER_REGNUM.
(REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P):
Include FRAME_POINTER_REGNUM.
(REGISTER_NAMES): Add sfp.
* config/rs6000/rs6000.c (rs6000_reg_names): Add sfp.
(alt_reg_names): Likewise.
(rs6000_stack_info): Handle FRAME_GROWS_DOWNWARD.
(rs6000_emit_prologue): Use HARD_FRAME_POINTER_REGNUM
instead of FRAME_POINTER_REGNUM.
(rs6000_initial_elimination_offset): Never eliminate to
FRAME_POINTER_REGNUM, but HARD_FRAME_POINTER_REGNUM
instead. Add elimination offsets from FRAME_POINTER_REGNUM.
* config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Only return non-zero
if DEFAULT_ABI == ABI_V4.
2005-06-30 Steven Bosscher <stevenb@suse.de>
* coretypes.h (tls_model): Add TLS_MODEL_NONE as 0.
* tree.h (struct tree_decl): New field `tls_model'.
(DECL_TLS_MODEL): New.
(DECL_THREAD_LOCAL_P): Rename from DECL_THREAD_LOCAL, make it
a predicate.
* rtl.h (decl_default_tls_model): Add prototype for it.
* varasm.c (decl_tls_model): Rewritten and renamed to ...
(decl_default_tls_model): ... this.
(default_encode_section_info): Use DECL_TLS_MODEL instead of
decl_tls_model.
(assemble_variable): Replace DECL_THREAD_LOCAL with
DECL_THREAD_LOCAL_P.
(default_section_type_flags_1): Likewise.
(categorize_decl_for_section): Likewise.
* tree.c (staticp): Likewise.
(recompute_tree_invarant_for_addr_expr): Likewise.
* drawf2out (loc_descriptor_from_tree_1): Likewise.
* c-decl.c (diagnose_mismatched_decls): Likewise.
with DECL_THREAD_LOCAL_P.
(start_decl): Likewise.
* print-tree.c (print_node): Likewise. Print the TLS model.
(grokdeclarator): Set the default DECL_TLS_MODEL here.
* c-common.c (handle_tls_model_attribute): Rewrite to set the
TLS model up based on the attribute. Never add the attribute
to the decl's attributes list.
* config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Replace
DECL_THREAD_LOCAL with DECL_THREAD_LOCAL_P.
2005-06-30 Zdenek Dvorak <dvorakz@suse.cz>
PR testsuite/21967
* tree-ssa-live.c (mark_all_vars_used_1): Ignore variables in
TMR_ORIGINAL.
2005-06-30 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (addv2hi3, subv2hi3, sminv2hi3, smaxv2hi3,
mulv2hi3, negv2hi2, absv2hi2): Pattern names fixed by appending the
necessary digit.
2005-06-29 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_file_start): Use PPC405_ERRATUM77.
2005-06-29 Diego Novillo <dnovillo@redhat.com>
PR 22234
* tree-ssa-copy.c (fini_copy_prop): Do not overwrite copy_of
when following copy-of chains.
2005-06-30 Jan Hubicka <jh@suse.cz>
* function.h (struct function): Add saved blocks/unexpanded var list.
* gimple-low.c (record_vars): Insert only VAR_DECLs.
* tree-inline.c (add_lexical_block): Declare; do not clear sublocks.
(remap_decl): Do not declare vars.
(remap_block): Do not care inserting blocks.
(remap_blocks): New function.
(copy_body_r): Update debug info.
(expand_call_inline): Duplicate callee block tree into caller;
copy all the unexpanded_var_list.
(save_body): Save unexpanded_var_list and blocks.
* tree-optimize.c (tree_rest_of_optimization): Restore
blocks/unexpanded_var_list.
2005-06-29 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_vecint_minmax): Use us_minus and
plus for V4HImode UMAX.
2005-06-29 Joseph S. Myers <joseph@codesourcery.com>
* c-tree.h (default_function_array_conversion): Take and return
struct c_expr.
* c-typeck.c (default_function_array_conversion): Split into
array_to_pointer_conversion and function_to_pointer_conversion.
Take and return struct c_expr.
(array_to_pointer_conversion): Do not handle type qualifiers or
COMPOUND_EXPRs specially.
(build_function_call): Call function_to_pointer_conversion for
function designators.
(build_unary_op): Call array_to_pointer_conversion, not
default_function_array_conversion.
(digest_init, output_init_element): Likewise.
* c-parser.c: All callers of default_function_array_conversion
changed.
2005-06-29 Ziemowit Laski <zlaski@apple.com>
* config/darwin.c (machopic_select_section): constant ObjC string
objects now always have type "__builtin_ObjCString".
2005-06-29 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.md (vec_shl_<VEC>, vec_shr_<VEC>): New.
2005-06-29 Richard Henderson <rth@redhat.com>
* tree-vect-transform.c (vect_min_worthwhile_factor): Declare.
(vect_create_epilog_for_reduction): Don't use vec_shr if the
operation is emulated.
(vectorizable_reduction): Duplicate vect_min_worthwhile_factor
tests from vectorizable_operation.
2005-06-29 Caroline Tice <ctice@apple.com>
Fix PR 21956
* varasm.c (assemble_start_function): Add "L" to beginning of
local labels, so assembler & linker treat them as local.
2005-06-29 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp
argument. Simplify canonicalization of condition. Use unsigned
saturating subtraction for QI and HImode unsigned compares. Use
bit arithmetic tricks for SImode unsigned compares.
* config/i386/i386-protos.h (ix86_expand_int_vcond): Update decl.
* config/i386/sse.md (SSEMODE14): New.
(umaxv8hi3): Use us_minus+plus to avoid vcond.
(umaxv4si3): New.
(smax<SSEMODE14>3): Rename from smaxv16qi3 and macroize.
(smin<SSEMODE14>3): Similarly with sminv16qi3.
(umin<SSEMODE24>3): Similarly with uminv8hi3.
2005-06-29 Ian Lance Taylor <ian@airs.com>
* dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Change
GEN_INT to gen_int_for_mode when storing register size to memory.
2005-06-29 Stuart Hastings <stuart@apple.com>
* config/i386/mmintrin.h: Mark vector intrinsics always_inline.
* config/i386/emmintrin.h: Likewise.
* config/i386/pmmintrin.h: Likewise.
* config/i386/xmmintrin.h: Likewise.
2005-06-29 Steve Ellcey <sje@cup.hp.com>
PR middle-end/21969
* tree.h (TYPE_VECTOR_SUBPARTS): Change to shift expression.
(SET_TYPE_VECTOR_SUBPARTS): New.
* tree.c (make_vector_type): Replace TYPE_VECTOR_SUBPARTS with
SET_TYPE_VECTOR_SUBPARTS.
* tree-vect-transform.c (vect_transform_loop): Add cast.
2005-06-29 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_decompose_address): Accept invalid
displacements for addresses containing frame_pointer_rtx or
virtual_stack_vars_rtx.
(s390_frame_info): Replaced use of STARTING_FRAME_OFFSET.
(s390_initial_elimination_offset): New offset when eliminating the
soft frame pointer.
* config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1.
(STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed.
2005-06-28 Ziemowit Laski <zlaski@apple.com>
* c-common.c (flag_next_runtime): Move...
* toplev.c (flag_next_runtime): ... here.
* c-common.h (flag_next_runtime): Move...
* flags.h (flag_next_runtime): ... here.
* config/darwin-c.c: Include flags.h.
* config/t-darwin (darwin-c.o): Depend on flags.h.
2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/linux-unwind.h (shmedia_fallback_frame_state):
Disable aliasing warning with void * cast.
(sh_fallback_frame_state): Likewise.
2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org>
* target.h (gcc_target): New field allocate_initial_value.
* target-def.h (TARGET_ALLOCATE_INITIAL_VALUE): New macro.
(TARGET_INITIALIZER): Include it.
* integrate.c (allocate_initial_values): Use
targetm.allocate_initial_value.
* system.h: Poison ALLOCATE_INITIAL_VALUE.
* config/sh/sh-protos.h (sh_pr_n_sets): Delete.
* config/sh/sh.c (sh_pr_n_sets): Make it static.
(sh_allocate_initila_value): New function.
(TARGET_ALLOCATE_INITIAL_VALUE): Override default.
* config/sh/sh.h (ALLOCATE_INITIAL_VALUE): Delete.
* doc/tm.texi (TARGET_ALLOCATE_INITIAL_VALUE): Rename and
update from ALLOCATE_INITIAL_VALUE.
2005-06-28 Richard Henderson <rth@redhat.com>
* tree-vectorizer.c (vect_is_simple_reduction): Compare types
using TYPE_MAIN_VARIANT.
2005-06-28 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_vecint_compare): Decompose to EQ
when using psubN.uuu.
2005-06-29 Kelley Cook <kcook@gcc.gnu.org>
* doc/gcc.texi: Update FSF address.
2005-06-28 Eric Christopher <echristo@redhat.com>
PR c/22052
PR c/21975
* c-decl.c (diagnose_mismatched_decls): Define DECL_EXTERN_INLINE.
Use. Fix detection of invalid extern inline redefinition.
2005-06-28 Diego Novillo <dnovillo@redhat.com>
* tree-optimize.c (init_tree_optimization_passes): Fix typo.
2005-06-28 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/rs6000.md (setmemsi): s/operand/operands/.
2005-06-28 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_vecint_compare): Use unsigned
saturating subtraction for QI and HImode unsigned compares. Use
bit arithmetic tricks for SImode unsigned compares.
(ia64_expand_vcondu_v2si): Remove.
(ia64_expand_vecint_cmov): Don't call it.
2005-06-28 Richard Henderson <rth@redhat.com>
* rtlanal.c (nonzero_bits1): Use the mode of the value for
determining integral-ness for comparisons.
2005-06-28 Andrew Pinski <pinskia@physics.uc.edu>
* config/rs6000/rs6000.md (setmemsi): Fix operand 2.
2005-06-28 Joseph S. Myers <joseph@codesourcery.com>
* target.h (invalid_conversion, invalid_unary_op,
invalid_binary_op): New hooks.
* target-def.h (TARGET_INVALID_CONVERSION,
TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
TARGET_INITIALIZER): Likewise.
* hooks.h (hook_constcharptr_tree_tree_null,
hook_constcharptr_int_tree_null,
hook_constcharptr_int_tree_tree_null): New.
* hooks.c (hook_constcharptr_tree_tree_null,
hook_constcharptr_int_tree_null,
hook_constcharptr_int_tree_tree_null): Likewise.
* doc/tm.texi (TARGET_INVALID_CONVERSION,
TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document.
* c-convert.c (convert): Use invalid_conversion hook.
* c-typeck.c (build_unary_op): Use invalid_unary_op hook.
(build_binary_op): Use invalid_binary_op hook.
* config/ia64/ia64-modes.def: Define RFmode.
* config/ia64/ia64-protos.h (spill_xfmode_operand): Remove.
(ia64_expand_movxf_movrf): New.
* config/ia64/ia64.md (movxf): Move code to
ia64_expand_movxf_movrf.
(movrf, movrf_internal): New.
* ia64.c (ia64_invalid_conversion, ia64_invalid_unary_op,
ia64_invalid_binary_op, TARGET_INVALID_CONVERSION,
TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): New.
(spill_xfmode_operand): Rename to spill_xfmode_rfmode_operand.
Add mode parameter. Make static.
(ia64_expand_movxf_movrf): New, moved from ia64.md. Handle RFmode
as well as XFmode.
(ia64_function_arg, ia64_function_value, ia64_register_move_cost,
ia64_scalar_mode_supported_p): Handle RFmode as well as XFmode.
(ia64_init_builtins): Set up __fpreg as RFmode.
(ia64_mangle_fundamental_type): Mangle __fpreg as u7__fpreg.
2005-06-28 Adrian Straetling <straetling@de.ibm.com>
* builtins.c: (expand_builtin_memset): Rewrite to support
'set_storage_via_setmem'.
* expr.c: (enum insn_code setmem_optab): Define.
(enum insn_code clrmem_optab): Remove.
(set_storage_via_setmem): New function.
(clear_storage_via_setmem): Remove.
(clear_storage): Replace call to "clear_storage_via_clrmem" with
"set_storage_via_setmem".
* expr.h: (set_storage_via_setmem): Declare.
(CLEAR_RATIO): Redefine using HAVE_setmemM.
* optabs.h: (enum insn_code setmem_optab): Declare.
(enum insn_code clrmem_optab): Remove.
* optabs.c: (init_optabs): Initialize setmem_optab.
(enum insn_code clrmem_optab): Remove.
* genopinit.c: (otabs): Likewise.
* doc/md.texi: Document new standard pattern 'setmem'. Remove
'clrmem'.
* config/alpha/alpha.c: (alpha_expand_block_clear): Adjust
'operands' ordering.
* config/frv/frv.c: (frv_expand_block_clear): Likewise.
* config/rs6000/rs6000.c: (expand_block_clear): Likewise.
* config/alpha/alpha.md: ("clrmemqi", "clrmemdi"): Rename to "setmemM".
FAIL on operands[2]!=const0_rtx. Adjust 'operands' ordering.
* config/avr/avr.md: ("clrmemhi"): Likewise.
* config/frv/frv.md: ("clrmemsi"): Likewise.
* config/i386/i386.md: ("clrmemsi", "clrmemdi"): Likewise.
* config/pa/pa.md: ("clrmemsi", "clrmemdi"): Likewise.
* config/rs6000/rs6000.md: ("clrmemsi"): Likewise.
* config/s390/s390.md: ("clrmem<mode>"): Likewise.
2005-06-28 Paul Brook <paul@codesourcery.com>
* Makefile.in: Set and use UNWIND_H. Install as unwind.h.
* c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc.
* except.c (add_ehspec_entry): Generate arm eabi filter lists.
(assign_filter_values): Ditto.
(output_ttype): New function.
(output_function_exception_table): Use output_ttype. Generate arm
eabi filter lists.
(default_init_unwind_resume_libfunc): New function.
* except.h (default_init_unwind_resume_libfunc): Add prototype.
* optabs.c (init_optabs): Don't set unwind_resume_libfunc.
* opts.c (decode_options): Use targetm.unwind_tables_default.
* target-def.h (TARGET_ASM_TTYPE): Provide and use definition.
(TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto.
* target.h (struct gcc_target): Add asm.ttype, unwind_tables_default
and arm_eabi_unwinder.
* unwind-c.c: Support Arm EABI unwinder.
* unwind.h: Rename ...
* unwind-generic.h: ... To this.
* doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document.
(TARGET_UNWID_TABLES_DEFAULT): Document.
* config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype.
* config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions.
(TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER):
Define.
(thumb_pushpop, thumb_output_function_prologue): Output unwinding
directives.
(arm_unwind_emit_stm, arm_unwind_emit_set): New functions.
* config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when
!TARGET_UNWIND_INFO.
(ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define.
* config/arm/bpabi.h (TARGET_UNWIND_INFO): Define.
* config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME,
ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND.
* config/arm/lib1funcs.asm: Include libunwind.S.
* config/arm/libgcc-bpabi.ver: Add unwinding routines.
* config/arm/libunwind.S: New file.
* config/arm/pr-support.c: New file.
* config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind.
(UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
* config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
* config/arm/unwind-arm.c: New file.
* config/arm/unwind-arm.h: New file.
* config/i386/t-netware (USER_H): Remove unwind.h.
* config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define.
2005-06-28 DJ Delorie <dj@redhat.com>
* c-decl.c (pop_scope): Move warning control into warning call.
(diagnose_mismatched_decls): Likewise.
(pushdecl): Likewise.
(start_decl): Likewise.
(grokparms): Likewise.
(start_function): Likewise.
(store_parm_decls_newstyle): Likewise.
(store_parm_decls_oldstyle): Likewise.
(finish_function): Likewise.
(declspecs_add_scspec): Likewise.
* c-format.c (decode_format_attr): Likewise.
(maybe_read_dollar_number): Likewise.
(avoid_dollar_number): Likewise.
(finish_dollar_format_checking): Likewise.
(check_format_info): Likewise.
(check_format_info_main): Likewise.
(check_format_types): Likewise.
(format_type_warning): Likewise.
* c-typeck.c (function_types_compatible_p): Likewise.
(build_array_ref): Likewise.
(convert_arguments): Likewise.
(build_c_cast): Likewise.
(store_init_value): Likewise.
(process_init_element): Likewise.
(c_start_case): Likewise.
* stor-layout.c (finalize_record_size): Likewise.
* tree-cfg.c (execute_warn_function_noreturn): Likewise.
* tree-inline.c (expand_call_inline): Likewise.
2005-06-28 Uros Bizjak <uros@kss-loka.si>
PR target/22134
* config/i386/i386.md (fist<mode>2_with_temp splitter):
Clobber memory operand, not scratch register.
2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (machine_function): New field has_landing_pad_p.
(s390_set_has_landing_pad_p, s390_reg_clobbered_rtx,
s390_regs_ever_clobbered): New functions.
(s390_return_addr_rtx): Use get_hard_reg_initial_value.
(s390_register_info, s390_init_frame_layout, s390_update_frame_layout):
Use s390_regs_ever_clobbered.
(s390_emit_prologue): Don't use r14 as temp reg if its content is used
for builtin_return_address.
* config/s390/s390.md ("exception_receiver"): New expander.
* config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype
added.
2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
* except.c (current_function_has_exception_handlers): Function
description added and if statements merged.
2005-06-28 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (smaxv16qi3): Fix buffer overflow.
(sminv16qi3, umaxv8hi3, uminv8hi3): Likewise.
2005-06-27 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper
comparison operations.
(ia64_expand_vecint_minmax): Fix size of xops.
* config/ia64/vect.md (umax<VECINT>3): Fix fallback pattern typo.
(vec_shl_<VECINT>, vec_shr_<VECINT>): New.
2005-06-27 Richard Henderson <rth@redhat.com>
* tree-vect-transform.c (get_initial_def_for_reduction): Use correct
type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment.
2005-06-27 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (vec_shl_<SSEMODEI>, vec_shr_<SSEMODEI>): New.
(smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New.
2005-06-27 Richard Henderson <rth@redhat.com>
* tree-vect-transform.c (vect_create_epilog_for_reduction): Remove
duplicate little-endian adjustment.
2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
* doc/include/texinfo.tex: Import from upstream CVS.
2005-06-28 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_remove_node): Do not release function bodies until
full cgraph is built.
* cgraph.h (cgraph_decide_inlining_incrementally): Add early argument.
* cgraphunit.c (cgraph_finalize_function): Update call of
cgraph_decide_inlining_incrementally.
(initialize_inline_failed): Break out of ...
(cgraph_analyze_function): ... here.
(rebuild_cgraph_edges): New function.
(pass_rebuild_cgraph_edges): New pass.
* common.opt (fearly-inlining): New flag.
* ipa-inline.c: Include ggc.h
(cgraph_clone_inlined_nodes): Avoid re-using of original copy
when cgraph is not fully built.
(cgraph_decide_inlining_incrementally): Add early mode.
(cgraph_early_inlining): New function.
(cgraph_gate_early_inlining): Likewise.
(pass_early_ipa_inline): New pass.
* ipa.c (cgraph_postorder): NULLify aux pointer.
* tree-inline.c (expand_call_inline): Avoid warning early.
* tree-optimize.c (pass_early_local_passes): New.
(execute_cleanup_cfg_pre_ipa): New.
(pass_cleanup_cfg): New.
(register_dump_files): Fix handling subpasses of IPA pass.
(init_tree_optimization_passes): Add early passes.
(execute_ipa_pass_list): Fix handling of subpasses of IPA pass.
* passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges,
pass_early_ipa_inline): New passes.
* tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New.
* invoke.texi: Document early-inlining.
2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
* doc/include/fdl.texi: Merge in changes from upstream.
* doc/include/gpl.texi: Likewise.
2005-06-27 Diego Novillo <dnovillo@redhat.com>
PR 21959
* tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type
casts between unsigned and signed types with different size
or precision.
2005-06-28 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (exercute_free_datastructures):
Do not disband implicit edges; do not attempt to build insn list;
do not free cfg annotations.
(execute_free_cfg_annotations); Disband implicit edges here;
free cfg annotations here too.
(pass_free_cfg_annotations); New pass.
(init_tree_optimization_passes); Add pass_free_cfg_annotations.
* tree-ssa-operands.c (free_ssa_operands); Recover; export.
* tree-ssa-operands.h (free_ssa_operands); declare.
* tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified;
kill PHI nodes.
* tree-ssanames.c (release_defs): Kill addresses_taken.
* basic-block.h (basic_block_def): Kill rbi.
(reorder_block_def): Kill; Remove next field (replaced by aux);
move other fields to ...
(rtl_bb_info): ... here.
* bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
copy_bb, connect_traces, add_labels_and_missing_jumps
fix_up_fall_thru_edges, fix_crossing_conditional_branches,
duplicate_computed_gotos, partition_hot_cold_basic-blocks):
Update to new fields.
* cfg.c (initialize_bb_rbi): Kill.
* cfglayout.c (record_effective_endpoints, fixup_reorder_chain,
fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update.
* cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi.
(try_redirect_by_replacing_jump): Update rbi references.
(cfg_layout_split_block): Likewise.
(cfg_layout_delete_block): Likewise.
(cfg_layout_merge_blocks): Likewise.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
* passes.c (rest_of_handle_sms): Likewise.
* tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
2005-06-27 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum
in verbose_asm output.
* config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with
CONFIG_PPC405CR.
* config.gcc (powerpc with_which): Define CONFIG_PPC405CR for
405cr.
2005-06-27 Jakub Jelinek <jakub@redhat.com>
* builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6.
(DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6.
(ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define.
(ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5,
ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define.
* builtins.c: Include tree-flow.h.
(expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes.
(expand_builtin_object_size, expand_builtin_memory_chk,
maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning,
compute_object_offset, compute_builtin_object_size,
fold_builtin_object_size): New functions.
(expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK.
(fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF
and BUILT_IN_{,F}PRINTF_UNLOCKED.
(fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
fold_builtin_strncpy_chk, fold_builtin_strcat_chk,
fold_builtin_strncat_chk, fold_builtin_sprintf_chk,
fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf):
New functions.
* builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK,
BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK,
BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK,
BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK,
BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK,
BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK,
BUILT_IN_VPRINTF_CHK): New builtins.
* builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4):
Document.
(BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG,
BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE,
BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE,
BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG,
BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG,
BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG,
BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR,
BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR,
BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types.
* c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6,
DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define.
* Makefile.in (OBJS-common): Add tree-object-size.o.
(tree-object-size.o): Add dependencies.
* tree-pass.h (pass_object_sizes): Add.
* tree-optimize.c (init_tree_optimization_passes): Add
pass_object_sizes.
* tree-object-size.c: New file.
* tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
fold_builtin_strncpy_chk, fold_builtin_snprintf_chk,
compute_builtin_object_size, init_object_sizes, fini_object_sizes):
New prototypes.
* tree-ssa-ccp.c (get_strlen): Rename to ...
(get_maxval_strlen): ...this function. Handle also computing of maximum
string length and maximum integral value.
(ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen
instead of get_strlen. Pass CALLEE and ARGLIST variables to the
folding functions instead of computing them again.
(execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed
into some other builtin.
* doc/extend.texi (Object Size Checking): Document.
* regrename.c (copy_value): Fix comment.
* toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD)
instead of preprocessor conditionals.
* targhooks.c (default_hidden_stack_protect_fail): Fall back to
default_external_stack_protect_fail if visibility is not supported
or not flag_pic.
* config/i386/i386.c (ix86_stack_protect_fail): New function.
(TARGET_STACK_PROTECT_FAIL): Define.
* config/i386/i386.md (stack_protect_si): Change CLOBBER into
SET to zero.
(stack_protect_di): Likewise. Use %k2 instead of %2 to avoid
invalid instruction xorl %rax, %rax.
2005-06-27 Richard Henderson <rth@redhat.com>
* c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.
* cfgexpand.c: Include params.h.
(has_protected_decls, has_short_buffer): New.
(expand_stack_vars): Take a predicate to determine what to expand.
(defer_stack_allocation): True when flag_stack_protect on.
(SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New.
(SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New.
(stack_protect_classify_type, stack_protect_decl_phase): New.
(stack_protect_decl_phase_1, stack_protect_decl_phase_2): New.
(add_stack_protection_conflicts, create_stack_guard): New.
(expand_used_vars): Add stack protection logic.
(tree_expand_cfg): Likewise.
* common.opt (Wstack-protector): New.
(fstack-protector, fstack-protector-all): New.
* function.c: Include predict.h.
(assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
wants to copy the parameter into the stack frame.
(stack_protect_prologue, stack_protect_epilogue): New.
(expand_function_end): Call stack_protect_epilogue. Do
sjlj_emit_function_exit_after after naked_return_label.
* function.h (struct function): Add stack_protect_guard.
* params.def (PARAM_SSP_BUFFER_SIZE): New.
* toplev.c (process_options): Disable flag_stack_protect and/or
warn_stack_protect based on FRAME_GROWS_DOWNWARD.
* tree.h (stack_protect_prologue): Declare.
* target-def.h (TARGET_STACK_PROTECT_GUARD): New.
(TARGET_STACK_PROTECT_FAIL): New.
(TARGET_INITIALIZER): Add them.
* target.h (struct gcc_target): Add stack_protect_guard and
stack_protect_fail.
* targhooks.c: Include ggc.h, gty header.
(stack_chk_guard_decl, default_stack_protect_guard): New.
(stack_chk_fail_decl, default_external_stack_protect_fail): New.
(default_hidden_stack_protect_fail): New.
* targhooks.h (default_stack_protect_guard): Declare.
(default_external_stack_protect_fail): Declare.
(default_hidden_stack_protect_fail): Declare.
* config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New.
* config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New.
(trap): Use ud2.
(conditional_trap, conditional_trap_1): Remove.
(stack_protect_set, stack_protect_set_si, stack_protect_set_di): New.
(stack_protect_test, stack_protect_test_si, stack_protect_test_di): New.
* doc/md.texi (stack_protect_set, stack_protect_test): New.
* doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New.
(TARGET_STACK_PROTECT_FAIL): New.
* libgcc-std.ver (GCC_4.1.0): New.
* libgcc.h (__stack_chk_guard): Declare.
(__stack_chk_fail, __stack_chk_fail_local): Declare.
* libgcc2.c (L_stack_chk, L_stack_chk_local): New.
* mklibgcc.in (lib2funcs): Add them.
2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR c/21911
* c-common.c (check_function_sentinel): Pass in named argument
list, skip over named arguments before looking for a sentinel.
(check_function_arguments): Pass in named argument list.
* c-common.h (check_function_arguments): Likewise.
* c-typeck.c (build_function_call): Likewise.
2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* genautomata.c (decl_mode_check_failed,
regexp_mode_check_failed): Add noreturn attribute.
2005-06-26 Kazu Hirata <kazu@codesourcery.com>
* cfg.c, tree-vect-transform.c, tree.def: Fix comment typos.
* doc/invoke.texi: Fix typos.
* builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c,
convert.c, lambda-code.c, predict.c, tree-cfg.c,
tree-complex.c, tree-data-ref.c, tree-if-conv.c,
tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c,
tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c,
tree.c: Use fold_buildN instead of fold (buildN (...)).
2005-06-26 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Specific): Do not specify the concrete
versions of GCC provided by Cygwin. Simplify the part on
building on Cygwin.
2005-06-26 Kazu Hirata <kazu@codesourcery.com>
* config/arc/arc-protos.c: Remove the prototype for
arc_finalize_pic.
* config/arc/arc.c (arc_finalize_pic): Remove.
* config/arc/arc.h (FINALIZE_PIC): Likewise.
* config/bfin/bfin.h (FINALIZE_PIC): Likewise.
* config/rs6000/rs6000.h (FINALIZE_PIC): Likewise.
2005-06-26 Jakub Jelinek <jakub@redhat.com>
PR middle-end/17965
* calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free
instead of alloca for really big argument sizes.
PR middle-end/22028
* gimplify.c (gimplify_type_sizes): Check for type == error_mark_node
earlier in the function.
* regrename.c (copy_value): Don't replace fixed or global
regs with older regs.
* defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined.
* function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD)
instead of preprocessor conditionals.
(assign_stack_local_1, assign_stack_temp_for_type): Likewise.
* cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0
depending on if it was or was not defined previously.
* doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero
definition of FRAME_GROWS_DOWNWARD means frame grows downward.
* doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise.
* config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update
comment.
* config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0.
* config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update
comment.
* config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment.
* config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1.
* config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise.
* config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise.
2005-06-26 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/22026
* tree-vrp.c (extract_range_from_binary_expr): Drop to
VR_VARYING if a binary expression involving VR_ANTI_RANGE is
PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR.
2005-06-26 Kazu Hirata <kazu@codesourcery.com>
* Makefile.in (OBJS-common): Remove duplicate object file
names.
2005-06-25 Jan Hubicka <jh@suse.cz>
* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile.
* cfg.c (update_bb_profile_for_threading): Fix rescaling.
* passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info
when not neecesary
(rest_of_compilation): Fix conditional on branch prob pass.
* predict.c (tree_estimate_probability): Enable strip_builtin_expect
when not loop optimizing.
2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3):
New patterns.
(movbi): Add alternative to set CC to zero.
(compare_eq, compare_ne, compare_le, compare_lt, compare_leu,
compare_ltu): Now named patterns.
2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
* all files: Update FSF address in copyright headers.
2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
* gengtype.c: Update FSF address in copyright header.
(create_file): Update FSF in outputed copyright header.
2005-06-24 Kazu Hirata <kazu@codesourcery.com>
* cfglayout.c (block_locators_locs, line_locators_locs,
line_locators_lines, file_locators_locs): Change the type to
VEC(int,heap)*.
(insn_locators_initialize, change_scope, insn_scope,
locator_line, insn_line, locator_file): Use VEC instead of
VARRAY.
2005-06-24 Jason Merrill <jason@redhat.com>
* tree-nrv.c (tree_nrv): Fix to check assignments to the
RESULT_DECL rather than just RETURN_EXPRs.
(finalize_nrv_r): Adjust.
2005-06-24 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (init_tree_optimization_passes): Fix flags of
all_passes and all_ipa_passes.
* c-common.c: Include cgraph.h
(handle_externally_visible_attribute): New function.
(c_common_att): Add "externally_visible" attribute.
* cgraph.c (decide_is_variable_needed): Obey externally
visible flag.
(cgraph_varpool_finalize_decl): Avoid redundant checking.
* cgraph.h (struct cgraph_node): New flag externally_visible.
(decide_is_function_needed): Obey externally visible flag.
(cgraph_finalize_function): Avoid redundant checks.
(cgraph_function_and_variable_visibility): Bring symbols local
when asked for.
* common.opt (fwhole-program): New flag.
* doc/invoke.texi (-fwhole-program): Document.
2005-06-24 Mark Mitchell <mark@codesourcery.com>
PR 22171
* tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL
before use.
2005-06-23 Mark Mitchell <mark@codesourcery.com>
PR 22000
* tree-ssa-operands.c (get_expr_operands): Check the volatility of
the FIELD_DECL and set s_ann->has_volatile_ops accordingly.
2005-06-24 Jan Hubicka <jh@suse.cz>
* opts.c (decode_options): Enable unit-at-a-time by default at -O1.
2005-06-23 Jeff Law <law@redhat.com>
* tree-optimize.c (init_tree_optimization_passes): Move
copy prop pass to run just before VRP.
* tree-vrp.c (remove_range_assertions): Remove copies created
by ASSERT_EXPR removal.
2005-06-23 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/22117
* tree-vrp.c (extract_range_from_binary_expr): Compute a
correct range when adding two pointers.
2005-06-23 Jason Merrill <jason@redhat.com>
PR c++/19317
Leave the return slot target in the MODIFY_EXPR rather than making
it an argument, but only use it if the CALL_EXPR has a flag set.
* tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
CALL_EXPR_RETURN_SLOT_OPT.
* calls.c (expand_call): Adjust.
* tree-inline.c (expand_call_inline): Adjust.
* tree-pretty-print.c (dump_generic_node): Adjust.
And set the flag as appropriate.
* gimplify.c (gimplify_modify_expr_rhs): Set
CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
* tree-nrv.c (execute_return_slot_opt): Set
CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
* tree-pass.h: Declare pass_return_slot.
* tree-optimize.c (init_tree_optimization_passes): Add it.
2005-06-23 David Edelsohn <edelsohn@gnu.org>
PR target/21760
* config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
* config/rs6000/rs6000.md: Move atomic instructions to ...
* config/rs6000/sync.md: Here.
Change sync_compare_and_swap<mode> to define_expand. All stwcx
patterns test PPC405_ERRATUM77.
2005-06-23 Jan Hubicka <jh@suse.cz>
* tree-inline.c (copy_body_r): Remap labels correctly.
2005-06-22 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.
2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
PR middle-end/20593
* varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR
the same as the other cast operands.
(output_addressed_constants): Likewise.
2005-06-21 Jeff Law <law@redhat.com>
* tree-vrp.c (extract_range_from_unary_expr): Handle type
conversions better.
2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
* genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
(reduc_plus_optab): Removed. Replcaed with...
(reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
* optabs.c (optab_for_tree_code): Return reduc_splus_optab or
reduc_uplus_optab instead of reduc_plus_optab.
(expand_vec_shift_expr): New function.
(init_optabs): Initialize new optabs. Remove initialization of
reduc_plus_optab.
(optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
* optabs.h (OTI_reduc_plus): Removed. Replaced with...
(OTI_reduc_splus, OTI_reduc_uplus): New.
(reduc_plus_optab): Removed. Replcaed with...
(reduc_splus_optab, reduc_uplus_optab): New optabs.
(vec_shl_optab, vec_shr_optab): New optabs.
(expand_vec_shift_expr): New function declaration.
* tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
* tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
* expr.c (expand_expr_real_1): Handle new tree-codes.
* tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
* tree-vect-generic.c (expand_vector_operations_1): Add assert.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
alternatives for generating reduction epilog code.
(vectorizable_reduction): Don't fail of direct reduction support is
not available.
(vectorizable_target_reduction_pattern): Likewise.
* config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
reduc_plus_v4si, reduc_plus_v4sf): Removed.
(vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
reduc_splus_<mode>, reduc_uplus_v16qi): New.
2005-06-20 Daniel Berlin <dberlin@dberlin.org>
* c-typeck.c (build_function_call): Set fundecl = function again.
* tree-ssa-alias.c (find_used_portions): Address taking causes the
entire variable to be used.
* tree-ssa-structalias.c (do_structure_copy): Fix handling of
unknown size variables, and structure copies from addressof
operations. Simplify how we do *a = *b type structure copies.
(init_base_vars): Add ANYTHING = &ANYTHING constraint the right
way. READONLY's address is not taken by default.
INTEGER dereference should point to anything.
(create_variable_info_for): It's okay for the first field to not start
at 0.
2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
2005-06-20 Roger Sayle <roger@eyesopen.com>
Fariborz Jahanian <fjahanian@apple.com>
* combine.c (simplify_set): Simplify setting of CC register
by removing redundant compare with 0 on RHS.
2005-06-20 Jan Beulich <jbeulich@novell.com>
* config/i386/netware-libgcc.def: Update copyright.
* config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
__muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
* config/i386/netware.c (gen_stdcall_decoration,
gen_fastd_decoration): Merge into ...
(gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
WinNT's changes.
(gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
(i386_nlm_encode_section_info): Adjust to match WinNT's changes.
* config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
* gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
use of NX_MUTEX_RECURSIVE.
2005-06-19 Roger Sayle <roger@eyesopen.com>
* fold-const.c (swap_tree_comparison): Add support for unordered
floating point comparisons.
* tree-vrp.c (opposite_comparison): Delete.
(extract_range_from_assert): Replace calls to opposite_comparison
with calls to swap_tree_comparison.
(register_edge_assert_for): Likewise.
(vrp_evaluate_conditional): Likewise.
2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
* integrate.c (allocate_initial_values): Update the references
to global_live_at_start and global_live_at_end.
2005-06-20 Jan Hubicka <jh@suse.cz>
* cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
* cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
when asked for.
* loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
Update call of duplicate_loop_to_header_edge.
(apply_opt_in_copies): Clear out aux pointers.
2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
* config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
(ix86_mangle_fundamental_type): New.
* config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
(ia64_mangle_fundamental_type): New.
2005-06-19 Roger Sayle <roger@eyesopen.com>
* c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
INTEGER_CST nodes.
* c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
CONSTANT_CLASS_P nodes.
2005-06-19 Richard Henderson <rth@redhat.com>
* config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
the shift is always required.
2005-06-19 Richard Henderson <rth@redhat.com>
* config/ia64/ia64-modes.def (V4SF): Add.
* config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
* config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
integer mode changes in fp regs.
* config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
* config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
(reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
(vcondv2sf): Use gen_fpack
(fpack): Remove * from name.
(fswap, fmix_l, fmix_r, fmix_lr): New.
(vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
(vec_extractv2sf_1, vec_extractv2sf): New.
2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
* combine.c (make_compound_operation): Use simplify_subreg. Delete
a optimization already done by simplify_subreg.
2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
* loop.c (scan_loop): Do not consider insns setting the frame
pointer to be candidates for hoisting.
2005-06-19 Uros Bizjak <uros@kss-loka.si>
* config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
Remove instruction patterns.
(*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
(*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
Set "unit" attribute to "i387".
(*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
(*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
for alternative 0.
(*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
(*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
attribute to "i387" when "type" attribute equals "multi".
(*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
(*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
(*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
(*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
attribute to "i387" when "type" attribute equals "multi".
* config/i386/mmx.md (*mov<mode>_internal_rex64)
(*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
(mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
* config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
(sse_cvttpd2pi): Set "unit" attribute to "mmx".
(sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
to "mmx" for "y" operand 1.
2005-06-19 Uros Bizjak <uros@kss-loka.si>
* config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
and SSE registers to determine if regno is valid.
(ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
2005-06-18 Richard Henderson <rth@redhat.com>
* tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
for control-altering statements; set it again for returns.
(complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
not MODIFY_EXPR.
2005-06-18 Richard Henderson <rth@redhat.com>
PR tree-opt/22116
* tree-ssa-pre.c (create_expression_by_pieces): Set
DECL_COMPLEX_GIMPLE_REG_P.
(insert_into_preds_of_block): Likewise.
2005-06-18 Steven Bosscher <stevenb@suse.de>
* Makefile.in: Fix tree-cfgcleanup.c dependencies.
2005-06-18 Richard Henderson <rth@redhat.com>
* expr.c (store_constructor): Use store of 0 to indicate value
death instead of a clobber.
* config/i386/i386.c (ix86_expand_reduc_v4sf): New.
* config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
* config/i386/sse.md (reduc_plus_v4sf): New.
(reduc_smax_v4sf, reduc_smin_v4sf): New.
2005-06-18 James A. Morrison <phython@gcc.gnu.org>
* fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
nonnegative values of X.
2005-06-18 Uros Bizjak <uros@kss-loka.si>
* doc/md.texi (Standard Names): Change insn pattern name
from truncM2 to btruncM2 for 'trunc' built-in description.
Add rintM2 insn pattern description.
2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-decl.c (locate_old_decl): Add format attribute.
(implicit_decl_warning): Likewise.
* diagnostic.h (verbatim): Move ...
* toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
* pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
2005-06-18 Roger Sayle <roger@eyesopen.com>
PR target/22083
* config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
* tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
tree-codes.
* optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
(reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
reduc_plus_optab): New optabs for reduction.
* expr.c (expand_expr_real_1): Handle new tree-codes.
* tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
* tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
new tree-codes.
* optabs.c (optab_for_tree_code): Handle new tree-codes.
(init_optabs): Initialize new optabs.
* genopinit.c (optabs): Define handlers for new optabs.
* tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
case of a phi that is marked as relevant. Call vectorizable_reduction.
(vect_mark_relevant): Phis may be marked as relevant.
(vect_mark_stmts_to_be_vectorized): The use corresponding to the
reduction variable in a reduction stmt does not mark its defining phi
as relevant. Update documentation accordingly.
(vect_can_advance_ivs_p): Skip reduction phis.
* tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
additional argument. Handle reduction.
(vect_create_destination_var): Update call to vect_get_new_vect_var.
Handle non-vector argument.
(get_initial_def_for_reduction): New function.
(vect_create_epilog_for_reduction): New function.
(vectorizable_reduction): New function.
(vect_get_new_vect_var): Handle new vect_var_kind.
(vectorizable_assignment, vectorizable_operation, vectorizable_store,
vectorizable_condition): Update call to vect_get_new_vect_var.
(vect_transform_stmt): Call vectorizable_reduction.
(vect_update_ivs_after_vectorizer): Skip reduction phis.
(vect_transform_loop): Skip if stmt is both not relevant and not live.
* tree-vectorizer.c (reduction_code_for_scalar_code): New function.
(vect_is_simple_reduction): Was empty - added implementation.
* tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
(reduc_vec_info_type): New enum vect_def_type value.
* config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
ENABLE_CHECKING around gcc_assert.
* tree-vect-transform.c (vect_do_peeling_for_loop_bound,
(vect_do_peeling_for_alignment, vect_transform_loop,
vect_get_vec_def_for_operand): Likewise.
2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
* config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
big-endian unnamed __float80 value.
2005-06-18 Richard Henderson <rth@redhat.com>
PR tree-opt/22103
* tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
destinations.
2005-06-17 Richard Henderson <rth@redhat.com>
* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
initialize_original_copy_tables and free_original_copy_tables.
(vect_do_peeling_for_alignment): Likewise.
2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
* bb-reorder.c (find_traces_1_round): Use succ block frequency
instead of edge frequency for calls to better_edge_p.
2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22105
* tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
2005-06-17 Steve Ellcey <sje@cup.hp.com>
PR target/19889
* config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
(PROFILE_HOOK): New.
(PROFILE_BEFORE_PROLOGUE): Undef.
(NO_PROFILE_COUNTERS): New.
* config/ia64/ia64-protos.h (ia64_profile_hook): New.
* config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
(gen_mcount_func_rtx): New.
(ia64_profile_hook): New.
* config/ia64/ia64.md (ip_value): New.
2005-06-17 Devang Patel <dpatel@apple.com>
* config/rs6000/predicates.md (s5bit_cint_operand,
u5bit_cint_operand): New.
* config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
* config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
5 bit constant check.
2005-06-17 Richard Henderson <rth@redhat.com>
* local-alloc.c (update_equiv_regs): Update reg_equiv_init
properly when moving an initialization insn.
2005-06-17 Paolo Bonzini <bonzini@gnu.org>
* aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
passed variable.
* configure.ac: Regenerate.
2005-06-17 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (execute_ipa_pass_list): New.
(ipa_passes): Use it.
2005-06-16 Richard Henderson <rth@redhat.com>
PR tree-opt/22022
* tree-complex.c (update_phi_components): Avoid no-op moves.
2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
* Makefile.in (cc1-checksum.c): Use
build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
2005-06-16 Geoffrey Keating <geoffk@apple.com>
* gengtype.c (adjust_field_rtx_def): Don't add a skip to
basic_block types.
* config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
SHLIB_MINOR.
(SHLIB_REVISION): Delete.
(SHLIB_VERSTRING): Update to compensate.
(SHLIB_SONAME): Just use one '.' in the name.
2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
PR tree-optimization/22018
* tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
2005-06-16 Richard Henderson <rth@redhat.com>
PR tree-opt/22035
* builtins.c (fold_builtin_complex_mul): Remove.
(fold_builtin_complex_div): Remove.
(fold_builtin_1): Don't call them.
* fold-const.c (fold_complex_add, fold_complex_mult_parts,
fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
(fold_binary): Don't call them. Don't expand complex comparisons to
elementary comparisons.
* tree-complex.c (init_dont_simulate_again): Enhance search for
stmts that require decomposition.
(complex_visit_stmt): Handle RETURN_EXPR properly.
(create_components): Handle no referenced variables properly.
* tree.h (fold_complex_mult_parts): Remove.
(fold_complex_div_parts): Remove.
2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
* doc/extend.texi: Document sseregparm target attribute.
Clarify fastcall and regparm documentation.
* config/i386/i386.h: Adjust float_in_sse documentation.
* config/i386/i386.c: Add new target attribute sseregparm.
(ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
Merge into ...
(ix86_handle_cconv_attribute): ... here. Also handle
sseregparm attribute.
(ix86_comp_type_attributes): Compare sseregparm attributes.
(ix86_function_sseregparm): New function, split out from ...
(init_cumulative_args): ... here. Use to decide use
of SSE registers and error in case of missing support.
(ix86_value_regno): Likewise.
(function_arg_advance): Do not bail out for DFmode if we need
to pass doubles in registers.
(function_arg): Likewise.
2005-06-16 Paolo Bonzini <bonzini@gnu.org>
Daniel Jacobowitz <dan@codesourcery.com>
Alan Modra <amodra.bigpond.net.au>
* configure.ac (gcc_version): Set near the beginning.
(as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
found in the tree. Use gcc_AC_PROG to find the tools in the system.
(objdump): Do not look for it.
* Makefile.in (NM_FOR_TARGET): Point to ./nm
(ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
(as, ld, nm): New rules.
(libgcc.mk): Depend on them.
* aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
gcc_AC_BUILD_EXEEXT): New.
(gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
* configure: Regenerate.
2005-06-16 Jan Hubicka <jh@suse.cz>
* basic-block.h (rtl_bb_info): Break out head_, end_,
global_live_at_start, global_live_at_end from ...
(basic_block_def): ... here; update all references
(BB_RTL): New flag.
(init_rtl_bb_info): Declare.
* cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
flag.
* cfgrtl.c: Include ggc.h
(create_basic_block_structure): Init bb info.
(rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
(init_rtl_bb_info): New function.
(rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
* cfghooks.c (merge_block): Do not copy global_live_at_end here.
* cfg.c (clear_bb_flags): Skip BB_RTL flag.
(dump_flow_info): Gueard global_live_* dumping.
* Makefile.in (cfg.o): Add new dependencies.
* basic-block.h (reorder_block_def): Kill
original/copy/duplicated/copy_number fields.
(BB_DUPLICATED): New flag.
(initialize_original_copy_tables, free_original_copy_tables,
set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
* cfg.c: Include hashtab.h and alloc-pool.h
(bb_original, bb_copy, original_copy_bb_pool): New static vars.
(htab_bb_copy_original_entry): New struct.
(bb_copy_original_hash, bb_copy_original_eq): New static functions.
(initialize_original_copy_tables, free_original_copy_tables,
set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
global functions.
* cfghooks.c (duplicate_block): Update original/copy handling.
* cfglayout.c (fixup_reorder_chain): Likewise.
(cfg_layout_initialize): Initialize orignal_copy tables.
(cfg_layout_finalize): FInalize original_copy tables.
(can_copy_bbs_p): Use BB_DUPLICATED flag.
(copy_bbs): Likewise.
* cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
(duplicate_loop_to_header_edge): Likewise; update handling of
copy_number.
(loop_version): Likewise.
* dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
* except.c (expand_resx_expr): Check that reg->resume is not set.
* loop-unroll.c (unroll_loop_constant_iterations,
unroll_loop_runtime_iterations, apply_opt_in_copies): Update
copy/original handling.
* loop-unwitch.c (unswitch_loop): Likewise.
* tree-cfg.c (create_bb): Do not initialize RBI.
(disband_implicit_edges): Do not kill RBI.
(add_phi_args_after_copy_bb): Use new original/copy mapping.
(add_phi_args_after_copy): Use BB_DUPLICATED flag.
(tree_duplicate_sese_region): Update original/copy handling.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
* tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/21923
* tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
integer types whos ranges are different are not useless.
2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/22024
* tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
rank.
2005-06-15 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-structalias.c (dump_solution_for_var): Reformat
output.
(dump_sa_points_to_info): Make extern.
(debug_sa_points_to_info): New.
* tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
TREE_ALIAS_COMMON.
(dump_sa_points_to_info): Declare.
(debug_sa_points_to_info): Declare.
2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
* c-tree.h (default_function_array_conversion): Declare.
* c-typeck.c (default_function_array_conversion): Export. Correct
comment.
(default_conversion): Do not call
default_function_array_conversion. Do not allow FUNCTION_TYPE.
(build_function_call): Call default_function_array_conversion on
the function.
(convert_arguments): Do not call it on the function arguments.
(build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
address of ARRAY_REF.
(build_compound_expr): Do not call
default_function_array_conversion.
(build_c_cast): Do not call default_function_array_conversion.
(convert_for_assignment): Do not call default_conversion.
(digest_init): Call default_function_array_conversion to convert
string constants and compound literals to pointers, but not
otherwise.
(output_init_element): Likewise.
(build_asm_expr): Do not call default_function_array_conversion.
(c_process_expr_stmt): Likewise.
(c_objc_common_truthvalue_conversion): Likewise. Do not allow
FUNCTION_TYPE.
* c-parser.c (c_parser_expression_conv): New.
(c_parser_asm_operands, c_parser_expr_list): Add convert_p
argument. All callers changed. Call
default_function_array_conversion if convert_p.
(c_parser_initializer, c_parser_initval): Call
default_function_array_conversion except for string constants and
compound literals.
(c_parser_initelt): Call default_function_array_conversion for
ObjC expression received.
(c_parser_statement_after_labels): Call c_parser_expression_conv
for return and expression statements.
(c_parser_paren_condition, c_parser_for_statement,
c_parser_conditional_expression): Call c_parser_expression_conv.
(c_parser_expr_no_commas, c_parser_conditional_expression,
c_parser_binary_expression, c_parser_cast_expression,
c_parser_unary_expression): Call
default_function_array_conversion.
2005-06-15 Diego Novillo <dnovillo@redhat.com>
* tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
when the result overflows.
2005-06-15 David Ung <davidu@mips.com>
* config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
24k and 24kx.
2005-06-15 Richard Sandiford <richard@codesourcery.com>
* doc/invoke.texi (-mips16): Fix typo.
2005-06-15 David Ung <davidu@mips.com>
* config/mips/mips.h (GENERATE_MIPS16E): New definition.
* config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
Changed expand condition to exclude generating of "and" if
GENERATE_MIPS16E is true.
(*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
matching mips16e zeb/zeh.
(*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
mips16e seb/seh.
(*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
GENERATE_MIPS16E.
* doc/invoke.texi (MIPS Options): Add comment to -mips16
indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
2005-06-15 Diego Novillo <dnovillo@redhat.com>
PR 22018
* tree-vrp.c (vrp_int_const_binop): New.
(extract_range_from_binary_expr): Call it.
Unify handling division and multiplication.
2005-06-15 Aldy Hernandez <aldyh@redhat.com>
* c-common.h (same_scalar_type_ignoring_signedness): Protoize.
* c-common.c (same_scalar_type_ignoring_signedness): New.
* c-typeck.c (build_binary_op): Check compatability of vector
types. Move error report after switch.
Do not clobber code[01] on *_DIV_EXPR case.
* testsuite/gcc.dg/simd-1.c: Update error messages.
* testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
messages.
* testsuite/gcc.dg/simd-2.c: Update error messages.
* testsuite/gcc.dg/simd-4.c: New.
2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
* Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
* local-alloc.c: Include "ggc.h" and "reload.h".
(struct equivalence): New member is_arg_equivalence.
(local_alloc): Always call update_equiv_regs.
(update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
Detect equivalences made by stores to memory in a second pass.
Return early if not optimizing.
Initialize reg_equiv_init for all equivalences; treat equivalences for
REG_EQUIV notes existing before this pass specially.
(no_equiv): Don't clear reg_equiv_init or remove notes if the
is_arg_equivalence field is set.
* reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
* reload1.c (reg_equiv_init): No longer static.
(reg_equiv_init_size): New variable.
(reload): Don't allocate reg_equiv_init; don't free it when done but
clear it.
Restructure equivalence set up code not to set reg_equiv_init, but to
clear it when we can't use an equivalence.
Undo change disabling equivalences for MEM_READONLY_P memrefs.
Dump equivalencing insns to dump_file.
2005-06-14 Richard Sandiford <richard@codesourcery.com>
* config/mips/mips.c (machine_function): Add varargs_size field.
(mips_setup_incoming_varargs): Store the amount of extra stack space
there rather than in *pretend_size. When saving registers, always
expect virtual_incoming_args_rtx to point to the start of the
pretend arguments.
(mips_va_start): Remove alignment hack. Handle all
!EABI_FLOAT_VARARGS_P cases in the same way.
(compute_frame_size): Handle varargs_size. Remove the redundant
!TARGET_OLDABI condition in the handling of pretend_args_size.
(mips_initial_elimination_offset): Remove the now-redundant check
of TARGET_NEWABI.
2005-06-14 Jeff Law <law@redhat.com>
* tree-vrp.c (local_fold): Remove.
(simplify_using_ranges): Use fold_convert, not local_fold. Tweak
DIV/MOD case slightly for readability.
2005-06-14 Frank Ch. Eigler <fche@redhat.com>
PR mudflap/21023
* tree-mudflap.c (mudflap_finish_file): Exclude non-public
rather than static objects (!) from libmudflap registration.
2005-06-14 Richard Sandiford <richard@codesourcery.com>
* opt-functions.awk (global_state_p, needs_state_p, static_var): New.
(var_ref): Take the option's flags as a second parameter. Check
static_var.
* optc-gen.awk: Declare local state variables. Pass flags to var_ref.
2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/20301
* config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
unsigned index numbers.
2005-06-13 Geoffrey Keating <geoffk@apple.com>
* Makefile.in (install-man): Doesn't really depend on installdirs.
(various rules for installing manpages): Do depend on installdirs.
2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
* unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
read_encoded_value_with_base call.
* unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
* unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
* unwind-dw2.c (extract_cie_info): Fix aliasing in
read_encoded_value call.
(execute_cfa_program, uw_frame_state_for): Likewise.
2005-06-13 Roger Sayle <roger@eyesopen.com>
PR rtl-optimization/22053
* reg-stack.c (compensate_edge): Correct mistake in the assertion
checking of EDGE_ABNORMAL_CALL edges; complex return values can
result in the top two stack slots, st(0) and st(1), being live.
2005-06-13 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
simplify DIV, MOD or ABS expressions using VRP information.
Remove WALK_DATA parameter. Prototype and all callers updated.
(eliminate_redundant_computations): Remove WALK_DATA parameter.
Prototype and all callers updated.
(optimize_stmt): WALK_DATA parameter is now unused.
* tree-vrp.c (local_fold): New function. Like fold, but
strips useless type conversions in the result.
(simplify_using_ranges): New function, largely cribbed from
tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
(vrp_finalize): Call simplify_using_ranges.
2005-06-13 Mark Mitchell <mark@codesourcery.com>
* config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
assembler in 64-bit mode.
2005-06-13 David Edelsohn <edelsohn@gnu.org>
Revert scc_operand patch.
* config/rs6000/predicates.md (scc_operand): Delete.
* config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
PR middle-end/21985
* fold-const.c (split_address_to_core_and_offset): Always return
the address of the base object.
2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
* doc/invoke.texi (Blackfin Options): Document -mlong-calls.
2005-06-12 Richard Henderson <rth@redhat.com>
PR tree-opt/21994
* tree-complex.c (update_complex_components_on_edge): New.
(update_parameter_components): Use it.
(update_phi_components): Likewise.
(expand_complex_move): Likewise for is_ctrl_altering_stmt.
2005-06-12 James A. Morrison <phython@gcc.gnu.org>
PR tree-optimization/14796
* fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
for unsigned types.
2005-06-12 Kazu Hirata <kazu@codesourcery.com>
* cgraphunit.c, tree-ssa-loop-ivopts.c,
tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
config/sparc/sparc.c: Fix comment typos.
2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
* arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
(aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
* arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
(aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
2005-06-12 James A. Morrison <phython@gcc.gnu.org>
PR tree-optimization/14796
* fold-const.c (fold_binary): Transform (A >> C) << C into
one BIT_AND_EXPR.
<shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
2005-06-11 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
(reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
Handle SImode.
(reg_or_sub_cint_operand): Likewise.
(mask_operand): Handle DImode.
(mask64_operand): Delete.
(and64_operand): Delete.
* config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
instead of mask64_operand.
(print_operand): Likewise.
(rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
reg_or_sub_cint_operand instead of *64_* variants.
* config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
instead of mask64_operand.
* config/rs6000/rs6000.md: Use mask_operand and and_operand instead
of *64_* variants.
(FP): New.
(add_op2): Delete.
(add<mode>3): Use reg_or_add_cint_operand.
(sub_op2): Delete.
(sub<mode>3): Use reg_or_sub_cint_operand.
(udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
various unnamed patterns): New.
(udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
Delete.
2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
* rtl.h (to_rtx_code): Remove.
* machmode.h (to_machine_mode): Likewise.
* read-rtl.c (apply_mode_macro): Replace to_machine_mode with
explicit cast.
(apply_mode_maps): Likewise.
(read_rtx_1): Likewise.
(apply_code_macro): Replace to to_rtx_code with explicit cast.
(check_code_macro): Likewise.
(read_rtx_1): Likewise.
2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
* c-typeck.c (convert_for_assignment): Avoid checking
OPT_Wc___compat, as it is always true.
2005-06-11 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
2005-06-11 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/22005
Fix PR tree-optimization/22025
* tree-ssa-structalias.c (struct variable_info): Add has_union
member.
(create_variable_info_for): Mark variables containing unions.
Don't sort the field stack if notokay is true.
(find_what_p_points_to): Convert variables containing unions back
to their SFT's if necessary.
2005-06-11 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
is an INTEGER_CST before calling int_cst_value.
2005-06-10 Uros Bizjak <uros@kss-loka.si>
PR target/21981
* config/i386/i386.c (ix86_function_value_regno_p): Return true
for FIRST_MMX_REG if TARGET_MMX.
(ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
wrong comment.
(ix86_struct_value_rtx): Emit warning for MMX ABI violations.
(ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
2005-06-10 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
and access function against chrec_dont_know.
2005-06-10 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
slightly.
(exit_phi_for_loop_p): New function.
(can_put_in_inner_loop): Ditto.
(can_convert_to_perfect_nest): Ditto.
(perfect_nestify): Create iv with right type.
Rewrite statements in correct order.
2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
* tree-ssa-alias.c (new_type_alias): Use existing type
tag if VAR has just one in its may_aliases list.
2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
* rs6000/predicates.md (scc_operand): New.
* rs6000/rs6000.md : Use scc_operand for eq:SI compares.
2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
dependence-distance modulo VF is 0 are recorded in the
SAME_ALIGN_REFs VEC in each DR.
(vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
DR we want to peel for, is set to 0.
* tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
* tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
VEC.
* tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
(_stmt_vec_info): Added new field same_align_refs.
(STMT_VINFO_SAME_ALIGN_REFS): New macro.
2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
* vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
2005-06-10 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
* config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
* config/rs6000/rs6000.c (output_function_profiler): Obey
NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
for -fPIC. Delete save_lr and substitute its value into strings.
2005-06-09 Dale Johannesen <dalej@apple.com>
* config/i386/i386.c (optimization_options): Make -fno-math-errno
the default on Darwin.
* config/rs6000/rs6000.c (optimization_options): Ditto.
* doc/invoke.texi (-fno-math-errno): Document.
2005-06-09 Dale Johannesen <dalej@apple.com>
* config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
Change to TARGET_INVALID_WITHIN_DOLOOP.
2005-06-09 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
* config/rs6000/predicates.md (scc_eq_operand): New.
2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.md (mextr_rl): Set buffer size properly.
(*mextr_lr): Likewise.
2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
PR c/21759
* c.opt (Wc++-compat): New.
* doc/invoke.texi (-Wc++-compat): Document.
* c-typeck.c (convert_for_assignment): Check for implicit
conversion void* -> T*.
2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
* machmode.h (to_machine_mode): New.
* rtl.h (to_rtx_code): Likewise.
* read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
(print_c_condition): Convert return value of htab_find().
(apply_code_macro): Add explicit cast when convertin to enums.
(apply_mode_maps): Likewise.
(check_code_macro): Likewise.
(read_rtx_1): Likewise.
2005-06-09 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
Use SCALAR_FLOAT_MODE_P.
* config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
(fselect): Rename from fpcmp; use %F.
(fpcmp): New.
2005-06-09 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
local statics when doing unit-at-a-time.
(cgraph_varpool_assemble_pending_decls): Output debug info.
* dwarf2out.c (decls_for_scope): Skip local statics.
(dwarf2out_decl): Handle local statics.
* passes.c (rest_of_decl_compilation): Do not differentiate
local and global statics in unit-at-a-time.
* tree-inline.c (remap_decls): Put local static into
unexpanded_vars_list rather than introducing duplicated VAR_DECL
node.
2005-06-09 Daniel Berlin <dberlin@dberlin.org>
* config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
prototype.
2005-06-08 Daniel Berlin <dberlin@dberlin.org>
* Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
* tree-flow.h (find_what_p_points_to): Add prototype.
(push_fields_onto_fieldstack): Ditto.
(sort_fieldstack): Ditto.
* tree-optimize.c (init_tree_optimization_passes): Add
pass_build_pta and pass_del_pta.
* tree-pass.h (pass_build_pta): New structure.
(pass_del_pta): Ditto.
* tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
using new alias analyzer.
(push_fields_onto_fieldstack): Removed from here.
(bitpos_of_field): Ditto.
(fieldoff_compare): Ditto.
* tree-ssa-structalias.c: New file.
* tree-ssa-structalias.h: Ditto.
2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
* c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
too.
2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (enum bfin_builtins): Moved here from...
* config/bfin/bfin.h (enum bfin_builtins): ... here.
2005-06-09 Adrian Straetling <straetling@de.ibm.com>
* target.h (insn_valid_within_doloop): Rename into
"invalid_within_doloop". Change return type to "const char *".
Update Comment.
* targhooks.h (default_insn_valid_within_doloop): Rename into
"default_invalid_within_doloop".
* targhooks.c (default_insn_valid_within_doloop): Likewise.
Update Comment.
* target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
"default_invalid_within_doloop".
* hooks.c (hook_constcharptr_rtx_null): New function.
(hook_bool_rtx_true): Remove.
* hooks.h (hook_constcharptr_rtx_null): Declare.
(hook_bool_rtx_true): Remove.
* loop-doloop.c (doloop_valid_p): Temporarily store return value of
"invalid_within_doloop" and print error message if non-null.
Update Comment.
* doc/tm.texi: Update documentation.
* config/s390/s390.c: Adjust to new hook name and new default hook.
* config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
into "rs6000_invalid_within_doloop".
(rs6000_invalid_within_doloop): Change return type to "static const
char *" and replace return values. Update Comment.
2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.opt (mlong-calls): New.
* config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
if TARGET_LONG_CALLS.
2005-06-09 Richard Henderson <rth@redhat.com>
PR tree-opt/20610
* tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
(struct tree_decl): Add gimple_reg_flag.
* integrate.c (copy_decl_for_inlining): Copy it.
* gimplify.c (internal_get_tmp_var): Set it.
(gimplify_bind_expr): Likewise.
(gimplify_function_tree): Likewise.
(gimplify_modify_expr_complex_part): New.
(gimplify_modify_expr): Use it.
* tree-gimple.c (is_gimple_reg_type): Allow complex.
(is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
* tree-complex.c (complex_lattice_t): New.
(complex_lattice_values, complex_variable_components): New.
(some_nonzerop, find_lattice_value, is_complex_reg,
init_parameter_lattice_values, init_dont_simulate_again,
complex_visit_stmt, complex_visit_phi, create_components,
update_complex_components, update_parameter_components,
update_phi_components, update_all_vops, expand_complex_move): New.
(extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
SSA_NAME.
(update_complex_assignment): Use update_complex_components;
handle updates of return_expr properly.
(expand_complex_addition): Use complex lattice values.
(expand_complex_multiplication): Likewise.
(expand_complex_division): Likewise.
(expand_complex_libcall): Use update_complex_components.
(expand_complex_comparison): Use update_stmt.
(expand_complex_operations_1): Use expand_complex_move, retrieve
lattice values.
(tree_lower_complex): Compute lattice values.
(tree_lower_complex_O0): Duplicate from tree_lower_complex.
(pass_lower_complex_O0): Rename from pass_lower_complex.
(pass_lower_complex, gate_no_optimization): New.
* tree-optimize.c (init_tree_optimization_passes): Update for
complex pass changes.
* tree-pass.h (pass_lower_complex_O0): Declare.
2005-06-08 Dale Johannesen <dalej@apple.com>
* config/darwin.c (darwin_binds_local_p): New.
* config/darwin-protos.h (darwin_binds_local_p): Declare it.
* config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
* config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
(TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
2005-06-08 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
rs6000_isel, rs6000_spe, rs6000_alignment_string,
rs6000_sched_restricted_insns_priority_str,
rs6000_sched_restricted_insns_priority, rs6000_abi_string.
2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
* tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
multiplier_allowed_in_address_p, get_address_cost): Ditto.
2005-06-08 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
* config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
Emit out3 load right after alloc.
2005-06-08 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
rs6000_explicit_options.
2005-06-08 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
* config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
unwind markup.
* config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
* config/sol2-c.c (cmn_err_char_table): Allow width for %b
formats.
2005-06-08 James A. Morrison <phython@gcc.gnu.org>
PR target/20666
* config/sparc/sparc.c (sparc_fold_builtin): New function
(sparc_vis_mul8x16): New function.
(sparc_handle_vis_mul8x16): New function.
(TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
2005-06-08 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
CTR to LR.
(call_indirect_nonlocal_aix64): Same.
(call_value_indirect_nonlocal_aix32): Same.
(call_value_indirect_nonlocal_aix64): Same.
PR target/10588
(eq): Use CLZ splitter for compare with zero.
2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
everything larger than 8 bytes in memory.
* config/bfin/bfin.h (enum bfin_builtins): New.
* config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
New constants.
(csync, ssync): New insn patterns.
* config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
New functions.
(def_builtin): New macro.
(TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
From Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
behavior of the native assembler in VDSP. So change accordingly.
2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
* tree-data-ref.c (compute_estimated_nb_iterations,
analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
analyze_subscript_affine_affine, find_data_references_in_loop):
Fixed to use chrec_contains_undetermined to test the values of
loop->estimated_nb_iterations.
* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
Compute the estimation only when loop->estimated_nb_iterations
has not yet been initialized.
(convert_step_widening, scev_probably_wraps_p): Add a call to
estimate_numbers_of_iterations_loop.
* tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
PR debug/21946
* dwarf2out.c (add_loc_descr_op_piece): Move to the
DWARF2_DEBUGGING_INFO section.
2005-06-08 Richard Henderson <rth@redhat.com>
PR target/21721
* config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/21889
* target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
* target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
(TARGET_ASM_OUT): Add it.
* doc/tm.texi (Debugging Info): Document it.
* dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
Test it instead of ASM_OUTPUT_DWARF_DTPREL.
(loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
* system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
* config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
* config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
(gen_inlined_tls_plt): Remove unused variable MEM.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
* config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
* config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
* config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
unused.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
* config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
* config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
* config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
unused.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
* config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
* config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
unused.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
* config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
* config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
* config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
unused.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
* config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
* config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
(TARGET_GNU_TLS): Define to 1.
* config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
* config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
unused.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
if TARGET_GNU_TLS only.
* config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
* config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
(sparc-*-solaris2*): Likewise on Solaris 7 and up.
2005-06-07 Dale Johannesen <dalej@apple.com>
* config/i386/i386.md (movqi_1): Fix case where source
is memory and destination EDI.
2005-06-08 Kazu Hirata <kazu@codesourcery.com>
* config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
2005-06-07 Eric Christopher <echristo@redhat.com>
* system.h: Poison EXTRA_CC_MODES.
* config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
* config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
* doc/md.texi (Jump Patterns): Replace reference to
EXTRA_CC_MODES with machine-modes.def.
* doc/rtl.texi (Machine Modes): Ditto.
2005-06-07 Richard Henderson <rth@redhat.com>
* varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
(assemble_start_function): Fix strcmp confusion.
2005-06-07 Uros Bizjak <uros@kss-loka.si>
* config/i386/i386.h (enum ix86_entity): New.
(enum ix86_stack_slot): New.
(OPTIMIZE_MODE_SWITCHING): Redefine to use
ix86_optimize_mode_switching[] array.
(NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
(MODE_NEEDED): Use ix86_mode_needed() function.
(EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
function.
(struct machine_function): Use optimize_mode_switching[] array.
* config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
(ix86_mode_needed): New function.
(emit_i387_cw_initialization): Cleanup. Use mode to calculate
correct stack positions for stored control words.
(assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
(ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
SLOT_TEMP.
[IX86_BUILTIN_STMXCSR]: Same.
* config/i386/i386-protos.h (assign_stack_local): Change prototype.
(emit_i387_cw_initialization): Change prototype.
(ix86_mode_needed): New prototype.
* config/i386/i386.md (i387_cw attribute): Change order of elements.
(truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
(*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
(*fist<mode>2_ceil_1): Change constant in call to
assign_386_stack_local to SLOT_TEMP.
(*fix_trunc<mode>_i387_1): Change constant in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
Use new ix86_optimize_mode_switching[] array.
(frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
Use new ix86_optimize_mode_switching[] array.
(frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
Use new ix86_optimize_mode_switching[] array.
(frndintxf2_trunc): Change constants in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
Use new ix86_optimize_mode_switching[] array.
(frndintxf2_mask_pm): Change constants in call to
assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
Use new ix86_optimize_mode_switching[] array.
(define_peephole2): Change constant from 17 to FLAGS_REG;
2005-06-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/21528
* rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
2005-06-07 Dale Johannesen <dalej@apple.com>
* tree-nested.c (finalize_nesting_tree_1): Disable
warn_padded around layout_type call.
2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
before emiting it.
2005-06-07 Eric Christopher <echristo@redhat.com>
* config/mips/predicates.md: Revert previous patch.
2005-06-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/21850
* tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
from vector types.
2005-06-07 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
(thread_stats): New local variable.
(redirect_edges): Increment count of threaded edges.
(thread_through_all_blocks): Initialize thread_stats.
Display number of threaded jumps if TDF_STATS is enabled.
2005-06-07 Kazu Hirata <kazu@codesourcery.com>
* sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
the current bit index with no modulo.
2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
PR 18403 and meta PR 21861.
* Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
* tree-chrec.c: Include cfgloop.h and tree-flow.h.
(evolution_function_is_invariant_rec_p,
evolution_function_is_invariant_p): New.
(chrec_convert): Use an extra parameter AT_STMT for refining the
information that is passed down to convert_step. Integrate the
code that was in count_ev_in_wider_type.
* tree-chrec.h (count_ev_in_wider_type): Removed.
(chrec_convert): Modify its declaration.
(evolution_function_is_invariant_p): Declared.
(evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
* tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
(scev_probably_wraps_p): Declared.
* tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
(follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
Use an extra parameter AT_STMT for refining the information that is
passed down to convert_step.
(follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
analyze_scalar_evolution_1): Initialize AT_STMT with the current
analyzed statement.
(instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
* tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
can_count_iv_in_wider_type to use convert_step.
* tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
code that is independent of the loop over the known iteration
bounds to convert_step_widening, the rest is moved to
proved_non_wrapping_p.
(scev_probably_wraps_p): New.
(can_count_iv_in_wider_type): Renamed convert_step.
* tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
Use scev_probably_wraps_p for computing init_is_max.
(vrp_visit_assignment): Pass the current analyzed statement to
adjust_range_with_scev.
(execute_vrp): Call estimate_numbers_of_iterations for refining the
information provided by scev analyzer.
2005-06-07 Eric Christopher <echristo@redhat.com>
* config/mips/predicates.md (sleu_operand): Use
IN_RANGE to specify range of operand.
2005-06-07 Steven Bosscher <stevenb@suse.de>
PR tree-optimization/21847
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
-fnon-call-exceptions, also mark statements inherently
necessary if they may throw.
2005-06-07 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
("type"): Add "sem" to 'type' attribute.
("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
"sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
"sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
"*sync_compare_and_swap_ccsi"): New patterns.
* config/s390/2064.md: ("z_sem"): New insn_reservation.
* config/s390/2084.md: ("x_sem"): New insn_reservation.
* config/s390/s390.c: (s390_compare_emitted): New global variable.
(s390_emit_compare): Do not emit comparison again after cas.
* config/s390/s390.h (s390_compare_emitted): Declare.
2005-06-07 Kazu Hirata <kazu@codesourcery.com>
* sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
sbitmap_iter_cond, sbitmap_iter_next): New.
* bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-address.c: New file.
* Makefile.in (tree-ssa-address.o): Add.
* expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
INDIRECT_REFs. Handle TARGET_MEM_REFs.
* tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
* tree-flow.h (struct mem_address): New.
(struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
(create_mem_ref, addr_for_mem_ref, get_address_description,
maybe_fold_tmr, multiplier_allowed_in_address_p,
multiply_by_cost): Declare.
* tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
* tree-pretty-print.c (dump_generic_node): Ditto.
* tree-ssa-loop-im.c (for_each_index): Ditto.
* tree-ssa-loop-ivopts.c (may_be_unaligned_p,
find_interesting_uses_address): Ditto.
(rewrite_address_base, build_addr_strip_iref): Removed.
(struct affine_tree_combination): Moved to tree-flow.h.
(get_ref_tag, copy_ref_info): New functions.
(rewrite_use_address): Produce TARGET_MEM_REFs.
(tree_ssa_iv_optimize): Do not call update_ssa
and rewrite_into_loop_closed_ssa.
(tree_to_aff_combination): Use build_fold_addr_expr instead of
build_addr_strip_iref.
(unshare_aff_combination): New function.
(fold_affine_sum): Removed.
(get_computation_at): Use get_computation_aff. Unshare the result.
(get_computation_aff, multiplier_allowed_in_address_p): New function.
(multiply_by_cost): Exported.
(get_address_cost): Use multiplier_allowed_in_address_p.
* tree-ssa-operands.c (get_tmr_operands): New function.
(get_expr_operands): Handle TARGET_MEM_REFs.
* tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
(build): Handle 7 arguments.
(build7_stat): New function.
* tree.def (TARGET_MEM_DEF): New.
* tree.h (REF_ORIGINAL): Removed.
(TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
TMR_TAG, build7): New macros.
(build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
* tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
* doc/c-tree.texi: Document TARGET_MEM_REF.
* doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
2005-06-07 Jakub Jelinek <jakub@redhat.com>
PR debug/21946
* dwarf2out.c (add_loc_descr_op_piece): New function.
(multiple_reg_loc_descriptor, concat_loc_descriptor,
loc_descriptor): Use it.
* var-tracking.c: Include regs.h and expr.h.
(emit_note_insn_var_location): Skip over pieces where offset
is smaller than previous offset plus previous piece mode size.
Optimize adjacent hard registers or memory locations.
* Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
* c-typeck.c (c_finish_if_stmt): Use void_type_node as type
for COND_EXPR.
* gimplify.c (gimplify_cond_expr): No need to fix up the
type of COND_EXPRs.
2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
* tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
comments.
2005-06-07 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/host-darwin.c (segv_handler): Widen the possible
'stwux' instructions that are considered to be stack decrements.
* rtlanal.c (subreg_offset_representable_p): Handle objects
with holes.
2005-06-06 Uros Bizjak <uros@kss-loka.si>
* mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
in call to pre_edge_lcm.
2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
(SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
(SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
Likewise.
(SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
dwarf register number for SHmedia.
(shmedia_fallback_frame_state): New.
(MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
* config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
* c-lex.c (lex_string): Use XOBFINISH.
* collect2.c (extract_string, dump_file): Likewise.
* dbxout.c (dbxout_finish_complex_stabs): Likewise.
* gcc.c (init_spec, build_search_list, convert_filename,
set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
* genpreds.c (write_predicate_subfunction): Likewise.
* genflags.c (main): Likewise.
* read-rtl.c (mode_attr_index, apply_macro_to_string,
join_c_conditions, read_quoted_string, read_braced_string,
read_rtx_1): Likewise.
* stringpool.c (ggc_alloc_string): Likewise.
* tlink.c (obstack_fgets, recompile_files): Likewise.
2005-06-06 Jakub Jelinek <jakub@redhat.com>
* intl.h (G_): New macro.
* rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
instead of msgid for argument name.
* tree-ssa.c (warn_uninit): Likewise.
* c-parser.c (c_parser_error): Likewise.
* config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
* config/darwin-c.c (BAD): Likewise.
* config/c4x/c4x-c.c (BAD): Likewise.
* c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
* c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
* c-common.c (c_parse_error): Likewise.
* diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
warning0, pedwarn, error, sorry, fatal_error, internal_error):
Likewise.
(fnotice): Use cmsgid instead of msgid for argument name.
* gcov.c (fnotice): Likewise.
* protoize.c (notice): Likewise.
* final.c (output_operand_lossage): Likewise.
* gcc.c (fatal, notice): Likewise.
(error): Use gmsgid instead of msgid for argument name.
* collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
of msgid for argument name.
(error): Use gmsgid instead of msgid for argument name.
* c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
instead of N_().
* c-typeck.c (readonly_error, convert_for_assignment): Likewise.
* tree-inline.c (inline_forbidden_p_1): Likewise.
* ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
conventions for marking translations.
* doc/install.texi: Mention gettext 0.14.5 or later requirement.
* tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
build2.
* fold-const.c (operand_equal_p): Don't return 1, if element
chains for 2 VECTOR_CSTs are not the same length.
PR regression/21897
* fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
not all VECTOR_CST elements are given.
* combine.c (try_combine): Use hard_regno_nregs array instead of
HARD_REGNO_NREGS macro.
* config/rs6000/rs6000.c (rs6000_split_multireg_move,
rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
* config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
2005-06-06 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-reassoc.o: New.
(OBJS-common): Add tree-ssa-reassoc.o
* timevar.def: Add TV_TREE_REASSOC
* tree-optimize.c (pass_reassoc): Add call.
* tree-pass.h (pass_reassoc): Add.
* tree-ssa-reassoc.c: New file.
2005-06-06 Eric Christopher <echristo@redhat.com>
target/21927
* expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
HAVE_GAS_MAX_SKIP_P2ALIGN.
(HAVE_AS_DWARF2_DEBUG_LINE): Remove.
2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
getopt.h dependency.
(mips-tdump.o): Likewise.
2005-06-06 Jan Hubicka <jh@suse.cz>
* predict.c (tree_predict_edge): Don't drop useless predictions;
check that it is not called too late in the game.
(gate_estimate_probability): New gate.
(pass_profile): Gate.
* tree-mudflap.c (mf_build_check_statement_for): Do not drop
predictions; update CFG instead.
* cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
2005-06-06 Jie Zhang <jie.zhang@analog.com>
* config.gcc (bfin*-uclinux*): New.
* config/bfin/uclinux.h: New file.
2005-06-06 Ben Elliston <bje@au.ibm.com>
* doc/md.texi (Insn Splitting): Fix some wording.
2005-06-05 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
(rs6000_emit_swdivdf): New function.
* config/rs6000/rs6000.md (fres): New pattern.
(divsf3): Add approximation through rs6000_emit_swdivsf.
(fred): New pattern.
(divdf3): Add approximation through rs6000_emit_swdivdf.
* config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
(rs6000_emit_swdivdf): Declare.
* config/rs6000/rs6000.opt (mswdiv): New option.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/21846
* tree-cfg.c (replace_uses_by): Update information stored at loops.
* tree-flow.h (substitute_in_loop_info): Declare.
* tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
Ensure that chrec_dont_know and chrec_known have a type.
* tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
2005-06-05 Steven Bosscher <stevenb@suse.de>
* config/i386/i386.c (x86_use_loop): Remove.
* config/i386/i386.h (x86_use_loop): Remove extern decl.
(TARGET_USE_LOOP): Remove.
* config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
Also remove related define_splits.
2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
* tree-flow.h (stmt_ann_d): Move aux to ...
(tree_ann_common_d): ... here.
* tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
move_computations_stmt, schedule_sm): Update references to
aux.
* tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
* tree-vect-transform.c (vect_create_index_for_vector_ref): Update
call to set_stmt_info.
(vect_transform_loop): Likewise.
* tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
Likewise.
* tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
bool.
(vect_mark_relevant): Takes two additional arguments - live_p and
relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
(vect_stmt_relevant_p): Differentiate between a live stmt and a
relevant stmt. Return two values = live_p and relevant_p.
(vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
vect_stmt_relevant_p with additional arguments. Phis are no longer
put into the worklist (analyzed seperately in analyze_scalar_cycles).
(vect_determine_vectorization_factor): Also check for LIVE_P, because a
stmt that is marked as irrelevant and live, cause it's only used out
side the loop, may need to be vectorized (e.g. reduction).
(vect_analyze_operations): Examine phis. Call
vectorizable_live_operation for for LIVE_P stmts. Check if
need_to_vectorize.
(vect_analyze_scalar_cycles): Update documentation. Don't fail
vectorization - just classify the scalar cycles created by the loop
phis. Call vect_is_simple_reduction.
(vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
* tree-vect-transform.c (vect_create_index_for_vector_ref): Update
call to set_stmt_info.
(vect_get_vec_def_for_operand): Code reorganized - the code that
classifies the type of use was factored out to vect_is_simple_use.
(vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
additional arguments.
(vectorizable_assignment): Likewise. Also make sure the stmt is relevant
and computes a loop_vec_def.
(vectorizable_operation, vectorizable_load, vectorizable_condition):
Likewise.
(vectorizable_live_operation): New.
(vect_transform_stmt): Handle LIVE_P stmts.
* tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
(new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
(vect_is_simple_use): Determine the type of the def and return it
in a new function argument. Consider vect_reduction_def and
vect_induction_def, but for now these are not supported.
(vect_is_simple_reduction): New. Empty for now.
* tree-vectorizer.h (vect_def_type): New enum type.
(_stmt_vec_info): Added new fields - live and _stmt_vec_info.
(STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
(vect_is_simple_use): New arguments added to function declaration.
(vect_is_simple_reduction): New function declaration.
(vectorizable_live_operation): New function declaration.
* tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
(vect_can_advance_ivs_p): Likewise.
* tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
2005-06-05 Eric Christopher <echristo@redhat.com>
* config/mips/mips.c (mips_rtx_costs): Remove unused variable.
2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
PR target/21914
* config/mmix/mmix.md ("*movdicc_real_foldable")
("*movdfcc_real_foldable", "*bCC_foldable")
("*bCC_inverted_foldable"): Specify DImode for register being
compared.
2005-06-04 Roger Sayle <roger@eyesopen.com>
* reg-stack.c (struct block_info_def): Correct grammar typo.
(compensate_edge): Clean-up. Perform as little work as possible
when src and dest stacks match. Avoid modifying block_info.
Reorder and simplify assertion checks. Avoid unnecessary copying
of regstack structure.
(convert_regs_1): Set the done flag here...
(convert_regs_2): ... instead of here.
2005-06-04 Dale Johannesen <dalej@apple.com>
* config/rs6000/rs6000.c (no_global_regs_above): New.
(rs6000_emit_prologue): Use it; cosmetic formatting fixes.
(rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
(rs6000_conditional_register_usage): Don't put Darwin PIC
register in global_regs.
(rs6000_stack_info): Don't set lr_save_p just because Darwin
PIC reg used.
(rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
if not done by lr_save_p.
* config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
Use rotate instead of ashift.
(call_indirect_nonlocal_sysv): Prefer CTR to LR.
(call_value_indirect_nonlocal_sysv): Ditto.
2005-06-04 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_reset_node): Break out from ...
(cgraph_finalize_function): ... here.
(cgraph_finalize_compilation_unit): Reset nodes where backend
removed the body.
2005-06-04 Richard Henderson <rth@redhat.com>
PR target/21888
* config/alpha/alpha.c (alpha_align_insns): Don't insert nops
until we've passed initial ldgp.
2005-06-04 Daniel Berlin <dberlin@dberlin.org>
* cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
* dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
* expr.c (expand_var): Ditto.
* function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
* gimplify.c (gimplify_decl_expr): Ditto.
(gimplify_expr): Ditto.
* tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
* tree.c (value_expr_for_decl): New.
(print_value_expr_statistics): New.
(init_ttree): Init value_expr_for_decl.
(decl_value_expr_lookup): New.
(decl_value_expr_insert): Ditto.
(copy_node_stat): Copy DECL_VALUE_EXPR status.
* tree.h (DECL_VALUE_EXPR): Use hashtable.
(SET_DECL_VALUE_EXPR): New.
(DECL_HAS_VALUE_EXPR_P): New.
2005-06-04 Steven Bosscher <stevenb@suse.de>
* lcm.c: Move all mode-switching related functions from here...
* mode-switching.c: ...to this new file.
* doc/passes.texi: Update accordingly.
* basic-block.h (label_value_list): Remove extern decl.
* cfgrtl.c (label_value_list): Remove.
(can_delete_label_p): Don't look at it.
* cfgcleanup.c (cleanup_cfg): Don't free it.
* common.opt: Don't refer to non-existing flag_alias_check.
2005-06-04 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
2005-06-04 Kazu Hirata <kazu@codesourcery.com>
* function.c (prologue, epilogue, sibcall_epilogue): Change
their types to VEC(int,heap)*.
(free_after_compilation): Free the three vectors above.
(init_function_for_compilation, record_insns, contains,
prologue_epilogue_contains, sibcall_epilogue_contains,
reposition_prologue_and_epilogue_notes): Use VEC instead of
VARRAY. (init_function_once): Remove.
* function.h: Remove the prototype for init_function_once.
* toplev.c (backend_init): Don't call init_function_once.
2005-06-04 Jan Hubicka <jh@suse.cz>
* predict.c (tree_predict_edge): Do not predict entry edge and
single succestor edge.
2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
PR c/21873
* c-typeck.c (push_init_level): Don't pop levels without braces if
implicit == 1.
2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
* tree-data-ref.c (compute_self_dependence): New function.
(compute_all_dependences): Use it.
2005-06-03 Geoffrey Keating <geoffk@apple.com>
* c-parser.c (c_parser_parms_declarator): Don't use chainon().
(c_parser_expr_list): Don't use chainon().
* config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
when -isysroot passed.
2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
PR c/21879
* c-decl.c (start_function): Restore label_context_stack_se and
label_context_stack_vm if returning with an error.
2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
* configure.ac: Check declaration for asprintf, needed by
libiberty.h.
* configure: Regenerate.
* config.in: Likewise.
2005-06-03 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-dom.c (record_edge_info): Use last_basic_block to
allocate info array.
* tree-vrp.c (extract_range_from_unary_expr): Set resulting
range to varying in cast expressions that change
TYPE_PRECISION.
2005-06-03 Eric Christopher <echristo@redhat.com>
* config/mips/mips.opt: Add RejectNegative to divide-breaks and
divide-traps.
2005-06-03 Jan Hubicka <jh@suse.cz>
* basic-block.h (remove_predictions_associated_with_edge): Declare.
* cfg.c (remove_edge): Use it.
* predict.c (remove_predictions_associated_with_edge): New function.
2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_conditional_register_usage):
Clear call_realy_used_regs[r2] when ABI_AIX.
2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
PR middle-end/21858
* fold-const.c (fold_binary): Fix type mismatches in folding
of comparisons.
2005-06-03 Kazu Hirata <kazu@codesourcery.com>
* cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
typos.
2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
* collect2.c (maybe_unlink): Use unlink_if_ordinary.
2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
* reload1.c (reload): Revert my previous patch.
2005-06-03 Nick Clifton <nickc@redhat.com>
* config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
assembler.
2005-06-03 Kazu Hirata <kazu@codesourcery.com>
PR tree-optimization/21849
* tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
2005-06-02 Richard Henderson <rth@redhat.com>
* Makefile.in (tree-vect-generic.o): New.
(OBJS-common, GTFILES, s-gtype): Add it.
* tree-complex.c (build_replicated_const, vector_inner_type,
vector_last_type, vector_last_nunits, build_word_mode_vector_type,
elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
do_negate, expand_vector_piecewise, expand_vector_parallel,
expand_vector_addition, expand_vector_operation,
type_for_widest_vector_mode, expand_vector_operations_1,
gate_expand_vector_operations, expand_vector_operations,
pass_lower_vector_ssa): Move to tree-vect-generic.c.
(tree_lower_complex): Rename from tree_lower_operations.
(pass_lower_complex): Rename from pass_pre_expand.
* tree-vect-generic.c: New file.
* tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
(pass_lower_vector): New.
* tree-optimize.c (init_tree_optimization_passes): Update to match.
2005-06-02 Richard Henderson <rth@redhat.com>
* modulo-sched.c (doloop_register_get): Protect against
doloop_end not defined.
2005-06-02 Kazu Hirata <kazu@codesourcery.com>
* config/sh/sh.c (general_movsrc_operand,
general_movdst_operand, arith_reg_operand, arith_reg_dest,
logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
xor_operand, cmp_operand, logical_operand, and_operand,
fpscr_operand, fpul_operand, symbol_ref_operand,
commutative_float_operator, noncommutative_float_operator,
unary_float_operator, binary_float_operator,
binary_logical_operator, equality_comparison_operator,
greater_comparison_operator, less_comparison_operator,
shift_operator, logical_operator, target_reg_operand,
target_operand, mextr_bit_offset, extend_reg_operand,
trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
general_extend_operand, ua_address_operand,
cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
shift_count_reg_operand, shift_count_operand,
unaligned_load_operand): Move to ...
* config/sh/predicates.md: ... here.
* config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
Remove.
2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
* tree.c (build_common_builtin_nodes): Fix the return type on
__builtin_memcmp.
2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
* tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
(find_interesting_uses_address): Use build_fold_addr_expr instead.
(strip_offset_1): Likewise.
(tree_to_aff_combination): Likewise.
2005-06-02 DJ Delorie <dj@redhat.com>
* convert.c (convert_to_pointer): Avoid recursion if no conversion
is needed.
2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
* tree-chrec.c (chrec_fold_plus_1): Ensure we build
binary operations with the correct types.
* tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
for all computation.
2005-06-02 Kazu Hirata <kazu@codesourcery.com>
* tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
config/rs6000/rs6000.md: Fix comment typos. Follow splling
conventions.
* doc/install.texi: Fix a typo.
2005-06-02 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_function_and_variable_visibility): Extern
inline functions are not local.
2005-06-02 Kazu Hirata <kazu@codesourcery.com>
* gimplify.c (gimplify_ctx): Change the type of case_labels to
VEC from VARRAY.
(gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
of case_labels.
2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
* c-typeck.c (build_indirect_ref): Build INDIRECT_REF
with correct type.
2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
execute templates.
(s390_dump_pool): Likewise.
(s390_mainpool_start, s390_mainpool_finish): Likewise.
(s390_chunkify_start): Likewise.
(s390_dump_execute): Remove.
(s390_reorg): Handle out-of-pool execute templates.
2005-06-02 Adrian Straetling <straetling@de.ibm.com>
* optabs.c: (expand_bool_compare_and_swap): Emit barrier after
unconditional jump.
2005-06-02 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_node): Maintain master clones.
(cgraph_remove_node): Likewise.
(availability_names): New static variable.
(dump_cgraph_node): Dump availability.
(dump_cgraph_varpool_node): Likewise.
(cgraph_is_master_clone, cgraph_master_clone,
cgraph_function_body_availability,
cgraph_variable_initializer_availability): New functions.
* cgraph.h (availability): New enum.
(struct cgraph_node): Add master_clone.
(cgraph_is_master_clone, cgraph_master_clone,
cgraph_function_body_availability,
cgraph_variable_initializer_availability): Declare.
* cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
(cgraph_remove_unreachable_nodes): Remove unreachable nodes.
* ipa-inline.c (cgraph_decide_inlining): Do not call
cgraph_remove_unreachable_nodes.
* cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
previous patch.
2005-06-02 Diego Novillo <dnovillo@redhat.com>
PR 21582
* tree-vrp.c (nonnull_arg_p): New.
(get_value_range): Call it.
2005-06-02 Eric Christopher <echristo@redhat.com>
* config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
add PROCESSOR_MAX.
(mips_rtx_cost_data): New datatype.
(MEMORY_MOVE_COST): Use data from structure.
(BRANCH_COST): Ditto.
(LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
* config/mips/mips.md (cpu): Rework for processor_type changes.
* config/mips/mips.c (mips_cost): New variable.
(DEFAULT_COSTS): Define.
(mips_rtx_cost_data): New.
(mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
(override_options): Set cost data.
(mips_register_move_cost): Formatting changes.
(bdesc_arrays): Use PROCESSOR_MAX.
(mips_init_builtins): Ditto.
2005-06-02 Diego Novillo <dnovillo@redhat.com>
PR 21765
* doc/invoke.texi: Document -ftree-vrp.
2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/21734
* tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
phi_result when current_def is not available.
(slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
available.
2005-06-02 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
(TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2005-06-02 Diego Novillo <dnovillo@redhat.com>
* tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2005-06-02 Jan Hubicka <jh@suse.cz>
* cgraph.c (dump_cgraph_node): Print new flags.
(dump_cgraph_varpool_node): Likewise.
(decide_variable_is_needed): Initialize externally_visible flag.
* cgraph.h (cgraph_local_info): Add externally_visible flag.
(cgraph_varpool_node): Likewise.
(cgraph_function_flags_ready): Declare.
* cgraph.c (cgraph_mark_local_functions): Rename to ...
(cgraph_function_and_variable_visibility) ... this one; handle
externally_visible flags.
(decide_is_function_needed): Set externally_visible flag.
(cgraph_finalize_function): Deal properly with early cleanups.
(cgraph_optimize): Update call of
cgraph_function_and_variable_visibility.
2005-06-02 Steven Bosscher <stevenb@suse.de>
Mostafa Hagog <mustafa@il.ibm.com>
* cfgloop.h (doloop_condition_get): Make external.
* loop-doloop.c (doloop_condition_get): Generalize to make it
usable in modulo-sched.c.
* modulo-sched.c (doloop_register_get): Use
doloop_condition_get instead of duplicating it.
2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
* reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
the correct set of init_insns that need deletion.
* local-alloc.c (update_equiv_regs): When substituting sole definition
into sole use of a reg, delete it from liveness information.
2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2005-06-01 Diego Novillo <dnovillo@redhat.com>
PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
* fold-const.c (invert_tree_comparison): Make extern.
* tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
(struct value_range_def): Limewise.
(get_value_range): Remove.
(dump_value_range): Remove.
(dump_all_value_ranges): Remove.
(debug_all_value_ranges): Remove.
(vrp_evaluate_conditional): Declare.
* tree-ssa-propagate.c (struct prop_stats_d): Add field
num_pred_folded.
(substitute_and_fold): Add argument use_ranges_p.
Update all callers.
If use_ranges_p is true, call fold_predicate_in to fold
predicates using range information.
Ignore ASSERT_EXPRs.
Change debugging output to only show statements that have been
folded.
(replace_phi_args_in): Move debugging output code from
substitute and fold.
(fold_predicate_in): New local function.
* tree-ssa-propagate.h (enum value_range_type): Move from
tree-flow.h.
(struct value_range_d): Likewise.
Add field 'equiv'.
(value_range_t): Rename from value_range.
* tree-vrp.c (found_in_subgraph): Rename from found.
(get_opposite_operand): Remove.
(struct assert_locus_d): Declare.
(assert_locus_t): Declare.
(need_assert_for): Declare.
(asserts_for): Declare.
(blocks_visited): Declare.
(vr_value): Declare.
(set_value_range): Add argument 'equiv'.
Don't drop to VARYING ranges that cover all values in the
type.
Make deep copy of equivalence set 'equiv'.
(copy_value_range): New local function.
(set_value_range_to_undefined): New local function.
(compare_values): Return -2 if either value has overflowed.
(range_includes_zero_p): New local function.
(extract_range_from_assert): Flip the predicate code if the
name being asserted is on the RHS of the predicate.
Avoid creating unnecessary symbolic ranges if the comparison
includes another name with a known numeric range.
Update the equivalnce set of the new range when asserting
EQ_EXPR predicates.
(extract_range_from_ssa_name): Update the equivalence set of
the new range with VAR.
(extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
If -fwrapv is used, set the resulting range to VARYING if the
operation overflows. Otherwise, use TYPE_MIN_VALUE and
TYPE_MAX_VALUE to represent -INF and +INF.
Fix handling of *_DIV_EXPR.
(extract_range_from_unary_expr): Handle MINUS_EXPR and
ABS_EXPR properly by switching the range around if necessary.
(extract_range_from_comparison): New local function.
(extract_range_from_expr): Call it.
(adjust_range_with_scev): Do not adjust the range if using
wrapping arithmetic (-fwrapv).
(dump_value_range): Also show equivalence set.
Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
(build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
(infer_value_range): Change return value to bool.
Add arguments 'comp_code_p' and 'val_p'.
Do not attempt to infer ranges from statements that may throw.
Store the comparison code in comp_code_p.
Store the other operand to be used in the predicate in val_p.
(dump_asserts_for): New.
(debug_asserts_for): New.
(dump_all_asserts): New.
(debug_all_asserts): New.
(register_new_assert_for): New.
(register_edge_assert_for): New.
(find_conditional_asserts): New.
(find_assert_locations): New.
(process_assert_insertions_for): New.
(process_assert_insertions): New.
(insert_range_assertions): Initialize found_in_subgraph,
blocks_visited, need_assert_for and asserts_for.
Call find_assert_locations and process_assert_insertions.
(remove_range_assertions): Add more documentation.
(vrp_initialize): Change return type to void.
Do not try to guess if running VRP is worth it.
(compare_name_with_value): New.
(compare_names): New.
(vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
use_equiv_p is true, call compare_names and
compare_name_with_value to compare all the ranges for every
name in the equivalence set of the predicate operands.
Update all callers.
(vrp_meet): Try harder not to derive a VARYING range.
If two values meet, the resulting equivalence set is the
intersection of the two equivalence sets.
(vrp_visit_phi_node): Call copy_value_range to get the current
range information of the LHS.
(vrp_finalize): Create a value vector representing all the
names that ended up with exactly one value in their range.
Call substitute_and_fold.
(execute_vrp): Document equivalence sets in ranges.
* tree.h (SSA_NAME_VALUE_RANGE): Remove.
(struct tree_ssa_name): Remove field value_range.
(invert_tree_comparison): Declare.
2005-06-01 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/21839
* gimplify.c (zero_sized_field_decl): New function.
(gimplify_init_ctor_eval): Use it.
2005-06-01 Josh Conner <jconner@apple.com>
PR 21478
* gimplify.c (gimplify_init_constructor): Don't spill initializer
to read-only memory if it's sparse.
2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
* doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
Add documentation for REG_SETJMP
2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
* stmt.c (expand_case): Use build_int_cst.
(node_has_low_bound): Likewise, and correct type mismatch.
(node_has_high_bound): Likewise.
* fold-const.c (fold_binary): Ensure we build trees
with the correct types - undo what STRIP_NOPS possibly did.
2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
* tree.h (fold_indirect_ref_1): Export from fold-const.c.
* fold-const.c (fold_indirect_ref_1): No longer static.
* tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
folding, if possible.
2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
* common.opt (fjump-tables): New.
* doc/invoke.texi (-fno-jump-tables): Document.
* stmt.c (expand_end_case_type): Do not emit jump tables unless
flag_jump_tables.
2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
(bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
(sunlt, sunle): Enable patterns on VFP.
* arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
f_stored, f_flag, f_cvt.
(generic_sched): No-longer used for the arm1020e and arm1022e cores.
Include arm1020e.md.
* vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
the ds and fmac pipelines. Re-work all load and store patterns and
all conversion patterns to use new attributes. Adjust reservation
descriptions accordingly.
* arm1020e.md: New file.
* t-arm: Add dependency.
2005-06-01 Jan Hubicka <jh@suse.cz>
* except.c (struct eh_region): Kill unused fields.
* basic-block.h (struct basic_block_def): Likewise.
2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/21767
* rtl.h (function_invariant_p): Re-add declaration.
* reload1.c (function_invariant_p): No longer static.
* ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
might have become invalid.
2005-06-01 Jakub Jelinek <jakub@redhat.com>
PR c/21536
PR c/20760
* gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
on variable sizes types if a decl is a pointer to a VLA.
(gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
Call gimplify_type_sizes on aggregate fields. Prevent infinite
recursion.
* fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
* config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
_mm_set_ps, _mm_setr_ps): Add __extension__.
* config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
_mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
_mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
Likewise.
(_mm_clflush): Don't use return in void function.
* config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
_mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
Use __inline instead of inline.
2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
* fold-const.c (fold_binary): Fix types in strlen vs.
zero comparison folding.
2005-06-01 Richard Henderson <rth@redhat.com>
* configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
* config.in, configure: Rebuild.
* config/alpha/alpha.c (print_operand): Add 'j'.
* alpha.md (divmodsi_internal_er_1): Use it.
(divmoddi_internal_er_1): Likewise.
2005-06-01 Richard Sandiford <rsandifo@redhat.com>
* system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
* opts.h (print_filtered_help): Delete.
* opts.c (handle_option, decode_options): Remove calls to
set_target_switch.
(print_target_help): New function.
(common_option, print_help): Call print_target_help instead of
display_target_options.
(print_filtered_help): Make static.
* toplev.h (display_target_options, set_target_switch): Delete.
* toplev.c (target_switches, target_options, display_target_options)
(set_target_switch): Delete.
(print_switch_values): Remove handling of TARGET_SWITCHES and
TARGET_OPTIONS.
(default_get_pch_validity): Likewise. Only treat target_flags
specially if targetm.check_pch_target_flags is nonnull.
(pch_option_mismatch): New function.
(default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
and TARGET_OPTIONS. Only treat target_flags specially if
targetm.check_pch_target_flags is nonnull.
* config/ia64/ia64.c (ia64_override_options): Don't mention
TARGET_OPTIONS in comment.
* config/m68k/m68k-none.h (CC1_SPEC): Likewise.
* doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
* doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
interaction with TARGET_SWITCHES.
(TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2005-06-01 Richard Sandiford <rsandifo@redhat.com>
* config/sh/sh.c (multcosts): Check sh_multcost rather than
sh_multcost_str.
(sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
(sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
(cut2_workaround_str): Delete.
* config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
(TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
(sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
* config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
(mgettrcost=, multcost=): New options.
2005-06-01 Richard Sandiford <rsandifo@redhat.com>
* opts.h (cl_option_state): New structure.
(get_option_state): Declare.
* opts.c (get_option_state): New function.
* toplev.c (option_affects_pch_p): New function.
(default_get_pch_validity): Store the state of all options for which
option_affects_pch_p returns true.
(default_pch_valid_p): Check the state of those options here.
Only check target_flags separately if targetm.check_pch_target_Flags
is nonnull or if TARGET_SWITCHES is defined.
2005-06-01 Richard Sandiford <rsandifo@redhat.com>
* config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
names.
2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
* modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
* gcse.c (compute_transp, load_killed_in_block): Use
MEM_READONLY_P.
2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
PR target/21854
* config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* errors.h (warning, error, fatal, internal_error): Add printf
attribute.
* genmodes.c (make_vector_mode): Fix format arguments.
2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
errors.h and include toplev.h if necessary.
* rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
errors.h otherwise include toplev.h.
* Makefile.in: Update dependencies.
2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
* config/rs6000/rs6000.md (sync_boolcshort_internal): New.
* config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
be complemented for big-endian. Mask for AND must be rotated,
not shifted. Handle short operands with NOT on the memory
operation.
2005-05-30 Daniel Berlin <dberlin@dberlin.org>
* c-objc-common.c (c_tree_printer): Check flag before hashtable.
Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
* dwarf2out.c (dwarf2out_var_location): Ditto.
* toplev.c (default_tree_printer): Ditto.
* tree-outof-ssa.c (create_temp): Ditto.
* tree-sra.c (instantiate_element): Ditto.
* var-tracking.c (track_expr_p): Ditto.
* tree.c (struct tree_map): New structure.
(debug_expr_for_decl): New.
(tree_map_eq): New function.
(tree_map_hash): Ditto.
(tree_map_marked_p): Ditto.
(print_debug_expr_statistics): Ditto.
(decl_debug_expr_lookup): Ditto.
(decl_debug_expr_insert): Ditto.
(dump_tree_statistics): Dump debug_expr hashtable stats.
* tree.h (DECL_DEBUG_EXPR): Change
(SET_DECL_DEBUG_EXPR): Add.
2005-06-01 Alan Modra <amodra@bigpond.net.au>
* configure.ac: Add --enable-secureplt.
(HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
* config.in: Regenerate.
* configure: Regenerate.
* config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
rs6000/secureplt.h to tm_file when enable_secureplt.
* doc/invoke.texi (msecure-plt, mbss-plt): Document.
* doc/install.texi: Document --enable-targets and --enable-secureplt.
Correct xrefs to "Using the GNU Compiler Collection (GCC)".
* config/rs6000/secureplt.h: New file.
* config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
(SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
assembler support.
(CC1_SECURE_PLT_DEFAULT_SPEC): Define.
(CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
(SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
* config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
* config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
* config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
TARGET_SECURE_PLT got register load sequence.
(rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
TARGET_SECURE_PLT.
(rs6000_elf_declare_function_name): Don't emit toc address offset
word when TARGET_SECURE_PLT.
* config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
(load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
(load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
(call, call_value): Mark pic_offset_table_rtx used for sysv pic and
TARGET_SECURE_PLT.
(call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
and -fPIC.
* config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
(__trampoline_setup): Likewise. Init r30 before plt call.
2005-05-31 DJ Delorie <dj@redhat.com>
* expr.c (convert_move): When a partial_int requires multiple
conversion steps, make sure successive steps convert the
intermediate value, not the original value.
* expmed.c (expand_mult): Convert partial_int multiplies to
shift/add combinations too.
* genmodes.c (mode_data): Add wider_2x.
(calc_wider_mode): Calculate twice-wider mode too.
(emit_mode_wider): Emit twice-wider mode too.
* machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
* expr.c (expand_expr_real_1): Use it for expanding
multiplies.
2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/21817
* tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
* loop.c (loop_invariant_p, valid_initial_value_p): Revert last
change.
2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/20931
PR middle-end/20946
* fold-const.c (fold_checksum_tree): Copy types also if
TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
first.
Tail recurse TREE_LIST's TREE_CHAIN.
2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/21732
* tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
SSA_NAME twice and cause the loop to become finite. Remove the test
for val.
2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
* tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
expression.
2005-05-31 Richard Sandiford <rsandifo@redhat.com>
* doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
the documentation to make it more future-proof.
(TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
* target.h (gcc_target): Add check_pch_target_flags.
* target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
(TARGET_INITIALIZER): Include it.
* toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
* config/sh/sh-protos.h (sh_pch_valid_p): Delete.
* config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
(sh_check_pch_target_flags): New function.
(TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
* fold-const.c (extract_array_ref): Handle more cases,
do some useful canonicalization of the base.
(fold_binary): Explicitly deal with arrays of zero-sized
structures during folding of &a[i] == &a[j].
2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
* doc/install.texi (sparc-sun-solaris2*): Update note
about Sun bug 4910101.
(sparc-sun-solaris2.7): Document bootstrap
failure with Sun WorkShop 6 99/08/18 as.
2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
* loop.c (loop_invariant_p, valid_initial_value_p): Use
regs_invalidated_by_call instead of call_used_regs.
2005-05-30 Paolo Carlini <pcarlini@suse.de>
PR middle-end/21743
* builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
Enable.
* doc/extend.texi: Add clog, clogf, clogl.
2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/20303
* c-pragma.c: Include "vec.h".
(handle_pragma_visibility): Use VEC.
* doc/invoke.texi: Remove the nested visibility push limit.
2005-05-30 Roger Sayle <roger@eyesopen.com>
PR rtl-optimization/15422
* reg-stack.c (starting_stack_p): New static global.
(straighten_stack): Delete prototype. Change to update the stack
before the current insn.
(subst_stack_regs): Update call to straighten stack.
(emit_swap_insn): Delete prototype. For the first insn in a
basic block, update stack_in instead of emitting a real swap.
(change_stack): When changing the stack before the first insn
in a basic block, update stack_in instead of emitting real code.
(compensate_edges): Clear starting_stack_p during compensation.
(convert_regs_1): Keep track of starting_stack_p whilst processing
a basic block.
2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-ccp.c (const_val): Make it static.
2005-05-29 Geoffrey Keating <geoffk@apple.com>
PR target/21761
* config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
pattern involving `:P'.
* Makefile.in (install-cpp): Depend on installdirs.
2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
* tree-outof-ssa.c (_elim_graph): Change the type of edge_list
to VEC(int,heap)*.
(new_elim_graph, clear_elim_graph, delete_elim_graph,
elim_graph_add_edge, elim_graph_remove_succ_edge,
FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
instead of VARRAY.
2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
* cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
follow spelling conventions in error/dump messages.
2005-05-29 Roger Sayle <roger@eyesopen.com>
Richard Henderson <rth@redhat.com>
* ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
if the RHS isn't suitable for calling emit_move_insn.
2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-ccp.c (ccp_fold): Return immediately after calling
fold_unary and fold_binary.
2005-05-29 Roger Sayle <roger@eyesopen.com>
* reg-stack.c (propagate_stack): Always copy the source stack to
the destination. This routine is now only called when this is safe.
(better_edge): New function split out from convert_regs_1 to
determine which of two edges is better to propagate across.
(convert_regs_1): We need only search for a best edge if the
stack layout hasn't been defined yet. Use better_edge to help
find beste. No longer traverse unnecessary edges.
2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
* tree-ssa-alias.c (new_type_alias): New procedure to
create a type memory tag for a pointer with a may-alias
set determined from a variable declaration.
* tree-flow.h: export declaration of new_type_alias
* tree-optimize.c (init_tree_optimization_passes): document
that pass_may_alias cannot be called after pass_vectorize.
* tree-vect-transform (vect_create_data_ref_ptr): Call
new_type_alias when an type memory tag isn't available
for a reference.
(vectorizable_store): Use copy_virtual_operands to update
virtual defs in place (so that loop_version can be called).
Call mark_for_renaming for the virtual defs in case peeling
is done and virtual uses outside the loop need to be updated.
2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
PR tree-optimization/21639
* tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2005-05-29 Jan Hubicka <jh@suse.cz>
PR tree-optimization/21562
* cfgexpand.c (construct_init_block): Deal properly with the case
of entry edge not pointing to very first basic block.
2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-ccp.c (ccp_fold): Remove code that produces
non-gimple min invariant.
* Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
* tree-flow.h: Add prototypes for start_recording_case_labels
and end_recording_case_labels.
* tree-cfg.c (start_recording_case_labels,
end_recording_case_labels): Export.
(cleanup_tree_cfg_loop, modified_noreturn_calls,
cleanup_control_flow, cleanup_control_expr_graph,
remove_fallthru_edge, phi_alternatives_equal,
tree_forwarder_block_p, has_abnormal_incoming_edge_p,
remove_forwarder_block, cleanup_forwarder_blocks,
remove_forwarder_block_with_phi, merge_phi_nodes,
gate_merge_phi, pass_merge_phi): Move to ...
* tree-cfgcleanup.c: ... here.
* basic-block.h: Remove forward declaration of bb_ann_d.
2005-05-28 Jan Hubicka <jh@suse.cz>
* tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
Update profile.
* value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
debug output.
(tree_mod_subtract): Fix profile updating code.
(tree_divmod_values_to_profile): Do not produce useless value profilers
for divisions.
2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-dom.c (vrp_element_p): Define.
(vrp_hash_elt): Change the type of records to
VEC(vrp_element_p,heap).
(vrp_free): New.
(tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
Update uses of VRP records.
(simplify_cond_and_lookup_avail_expr, record_range): Update
uses of VRP records.
* tree-inline.c (cfun_stack): Change the type to
VEC(function_p,heap).
(push_cfun, pop_cfun): Use VEC instead of VARRAY.
2005-05-27 Ian Lance Taylor <ian@airs.com>
* c-decl.c (add_stmt): Add C frontend specific version.
(stmts_are_full_exprs_p): Remove.
* c-common.h (STMT_IS_FULL_EXPR_P): Remove.
(stmts_are_full_exprs_p): Don't declare.
* c-semantics.c (add_stmt): Remove.
2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* config/mips/mips-protos.h (mips_declare_object): Add printf
attribute.
* config/mips/mips.c (mips_declare_object_name): Fix format
argument.
2005-05-27 Roger Sayle <roger@eyesopen.com>
* reg-stack.c (compensate_edge): Remove original prototype.
(propagate_stack): New function to copy the stack layout
at the start of a basic block from the layout at the end of
one of its predecessors.
(compensate_edge): Assume that both source and destination
blocks have already had their stack layouts defined.
(compensate_edges): Traverse all non-entry edges in the CFG
and call compensate_edge on each in turn.
(convert_regs_1): Change return type to void. Call
propagate_stack instead of compensate_edge.
(convert_regs_2): Change return type to void. Update call
to convert_regs_1 to ignore the (now void) return value.
(convert_regs): Update calls to convert_regs_2 to ignore
the (now void) return value. After all the basic blocks have
been processed, call compensate_edges to actually emit new
insns.
(reg_to_stack): Initialize the aux info for each basic block
with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2005-05-28 Jan Hubicka <jh@suse.cz>
* except.c (can_throw_internal_1, can_throw_external_1): Add
"is_resx" argument.
(can_throw_external, can_throw_internal): Bring into sync wrt
dealing resx.
* except.h (can_throw_internal_1, can_throw_external_1): Update
prototype.
* tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
Deal properly with resx.
2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
* basic-block.h (basic_block_def): Add phi_nodes and
predictions. Remove tree_annotations.
* predict.c (tree_predicted_by_p, tree_predict_edge,
combine_predictions_for_bb): Adjust references to predictions.
* tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
create_block_annotation.
(create_block_annotation, free_blocks_annotatios,
clear_blocks_annotations): Remove.
(dump_cfg_stats): Don't print out the memory spent on
bb_ann_d.
(delete_tree_cfg_annotations): Don't call free_blocks_annotations.
* tree-flow-inline.h (bb_ann): Remove.
(phi_nodes, set_phi_nodes): Update references to phi_nodes.
* tree-flow.h (bb_ann_d): Remove.
* tree-if-conv.c (process_phi_nodes): Update a reference to
phi_nodes.
* tree-phinodes.c (reserve_phi_args_for_new_edge,
create_phi_node, remove_phi_node): Likewise.
* tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
* tree-ssa-dom.c (threaded_blocks): New.
(tree_ssa_dominator_optimize): Initialize, clear, and free
threaded_blocks. Update a call to thread_through_all_blocks.
(thread_across_edge): Use threaded_blocks instead of setting
incoming_edge_threaded.
* tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
a bitmap of blocks that are threaded through.
* tree.h: Move the prototype of threaded_through_blocks to
tree-flow.h.
* domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
fini_walk_dominator_tree): Use VEC instead of VARRAY.
* domwalk.h (dom_walk_data): Change the type of
block_data_stack and free_block_data to VEC(void_p,heap)*.
* tree-ssa-dse.c (dse_initialize_block_local_data,
dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
VEC instead of VARRAY.
2005-05-27 Jan Hubicka <jh@suse.cz>
* cgraph.c: Include tree-gimple.h
(cgraph_edge): Rename expr to stmt.
(cgraph_create_edge): Likewise.
(cgraph_clone_node): Likewise.
* cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
* cgraphunit.c (record_call_1): Rename to ...
(record_reference): ... this one; do not build edges.
(cgraph_varpool_analyze_pending_decls): Call record_reference directly.
(current_basic_block): Kill.
(cgraph_create_edges): Rewrite to work on gimple statements nicely.
(verify_cgraph_node): Likewise.
* tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
(copy_bb): Mess up with cgraph edges here; simplify EH handling.
(copy_edges_for_bb): Simplify EH handling.
(expand_call_inline): Pass statement to cgraph_edge and
cgraph_create_edge.
2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
* tree-inline.c (copy_body_r): Manually fold *& to deal
with ADDR_EXPRs with mismatched types for now.
* gimplify.c (fold_indirect_ref_rhs): New function.
(gimplify_modify_expr_rhs): Use it instead of pessimistic
fold_indirect_ref.
* fold-const.c (fold_indirect_ref_1): Add type argument;
make sure the resulting expression is of this type.
(build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
PR tree-optimization/21658
* tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
fold_binary_to_constant. Likewise, call fold_unary instead of
fold_unary_to_constant.
2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
* vec.h: Implement integral type vector specialization.
(VEC_T): Define a non-GTY structure.
(VEC_T_GTY): Define a GTY structure.
(VEC_TA): Rename to ...
(VEC_TA_GTY): ... here.
(DEF_VEC_I, DEF_VEC_ALLOC_I): New.
(DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
(DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
DEF_VEC_P and DEF_VEC_ALLOC_P.
(DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
(DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
DEF_VEC_O and DEF_VEC_ALLOC_O.
* global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
* lambda-code.c: Likewise.
* tree-into-ssa.c: Likewise.
* tree-ssa-live.c: Likewise.
2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
* tree-into-ssa.c (update_ssa): Ensure that the operand cache
is up-to-date.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
update_stmt_if_modified before calling update_ssa.
2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/rs6000/t-rtems: Remove roe multilib variant.
2005-05-26 Roger Sayle <roger@eyesopen.com>
PR tree-optimization/9814
* ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
instruction, add the necessary clobbers by re-expanding the RTL
for arithmetic operations via optab.c's expand_unop/expand_binop.
(noce_try_bitop): New function to optimize bit manipulation idioms
of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
(noce_process_if_block): Call noce_try_bitop.
2005-05-26 Roger Sayle <roger@eyesopen.com>
* reg-stack.c (convert_regs_entry, convert_regs_exit,
convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
(reg_to_stack): Move to end of the file. Initialize the per
basic block information here, instead of...
(convert_regs_entry): Here.
(convert_regs): Change unused return type to void.
2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
* c-pch.c, timevar.c, timevar.h, unwind-compat.c,
unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
config/rs6000/eabispe.h, config/rs6000/lynx.h,
config/sh/elf.h, config/sh/symbian-pre.h,
config/sparc/sparc-protos.h: Update copyright.
2005-05-26 Mike Stump <mrs@apple.com>
* darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
for Objective-C++.
2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
* tree-ssa-forwprop.c (forward_propagate_addr_expr):
See through ADDR_EXPR in finding place to propagate into.
2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
* c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
tree-ssa-operands.c, tree-vect-analyze.c,
tree-vect-transform.c, tree-vectorizer.c, tree.c,
config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
config/sh/ushmedia.h, config/sparc/sparc.c,
config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
typos. Follow spelling conventions.
* doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
Follow spelling conventions.
2005-05-26 David Ung <davidu@mips.com>
* config/mips/mips.c (mips_use_ins_ext_p): New helper function
that determines whether the MIPS32/64 R2 ext/ins should be used.
* config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
* config/mips/mips.md (extzv): Changed predicate for operand to
nonimmediate_operand. Add code to generate insn patterns for
extzvsi and extzvdi.
(extzv<mode>): New pattern to match mips32/64 r2 ext insn.
(insv): Similarly for insertion.
(insv<mode>): Similarly.
2005-05-26 Paolo Bonzini <bonzini@gnu.org>
* simplify-rtx.c (avoid_constant_pool_reference): Support
offsetted addresses in the constant pool.
2005-05-26 Paolo Bonzini <bonzini@gnu.org>
* df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
* df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2005-05-26 Jakub Jelinek <jakub@redhat.com>
PR target/21716
* reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
found in the basic block and last insn in the basic block is not
INSN_P. Remove explicit unspec numbers that are no longer valid
from comments.
2005-05-26 Paolo Bonzini <bonzini@gnu.org>
* tree-vect-transform.c (vectorizable_operation): Try word_mode
vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
if a vector mode is available.
2005-05-25 Roger Sayle <roger@eyesopen.com>
PR middle-end/21709
* fold-const.c (const_binop): Check for division by zero during
complex division.
2005-05-26 Ian Lance Taylor <ian@airs.com>
* reload1.c (verify_initial_elim_offsets): Add braces to avoid
having a declaration after a statement.
2005-05-26 Richard Sandiford <rsandifo@redhat.com>
* opt-functions.awk (var_type): New function.
(var_set): Use CLVC_STRING if var_type returns "const char *".
* opth-gen.awk: Use var_type to find out the types of variables.
Don't print comments above each "extern" definition.
* optc-gen.awk: Use var_type in the same way.
* opts.h (cl_var_cond): Rename to...
(cl_var_type): ...this. Add CLVC_STRING.
(cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
with "var_type".
* opts.c (handle_option, option_enabled): Update after above name
change. Cast flag_var before using it. Handle CLVC_STRING.
* config/alpha/alpha.h (alpha_tls_size): Delete.
* config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
(alpha_tune_string, alpha_tp_string, alpha_fprm_string)
(alpha_fptm_string, alpha_mlat_string): Delete.
(alpha_handle_option): Don't set the above variables here. Use the
integer argument to check the validity of -mtls-size=.
* config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
(mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
(mtls-size=): Likewise. Convert to a UInteger and initialize the
variable to 32.
* config/arc/arc.c (arc_cpu_string, arc_text_string)
(arc_data_string, arc_rodata_string): Delete.
(arc_handle_option): Don't set the above variables here.
* config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
and initialize them.
* config/arm/arm.c (target_fpu_name, target_fpe_name)
(target_float_abi_name, target_abi_name, structure_size_string)
(arm_pic_register_string): Delete.
(arm_handle_option): Don't set the above variables here, except
in the handling of -mhard-float and -msoft-float.
* config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
(mpic-register=, mstructure-size-boundary=): Add Var()s.
* config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
(avr_handle_option): Delete.
* config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
them.
* config/bfin/bfin.c (bfin_library_id): Delete.
(bfin_handle_option): Don't set it.
* config/bfin/bfin.opt (mshared-library-id=): Add Var().
* config/c4x/c4x.h (c4x_rpts_cycles): Delete.
* config/c4x/c4x.c (c4x_rpts_cycles): Delete.
(c4x_handle_option): Don't set c4x_rpts_cycles here.
* config/c4x/c4x.opt (mrpts=): Add Var().
* config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
cris_elinux_stacksize_str here.
* config/cris/aout.opt (melinux-stacksize=): Add Var().
* config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
(cris_tune_str, cris_elinux_stacksize_str): Delete.
* config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
(cris_tune_str, cris_elinux_stacksize_str): Delete.
(cris_handle_option): Don't set the above variables here.
* config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
(max-stackframe=): Add Var()s.
* config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
* config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
(ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
(ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
(ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
(ix86_branch_cost_string, ix86_align_funcs_string): Delete.
(ix86_handle_option): Don't set the above variables here.
* config/i386/i386.opt (malign-functions=, malign-jumps=)
(malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
(mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
Var()s.
* config/ia64/ia64.h (ia64_tls_size): Delete.
* config/ia64/ia64.c (ia64_tls_size): Delete.
(ia64_handle_option): Treat -mtls-size= as a UInteger option,
reading the integer argument from the "value" parameter. Don't
set ia64_tls_size here.
* config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
Add Var() and Init().
* config/m32r/m32r.h (m32r_cache_flush_func): Delete.
(m32r_cache_flush_trap): Delete.
* config/m32r/m32r.c (m32r_cache_flush_func): Delete.
(m32r_cache_flush_trap): Delete.
(m32r_handle_option): Don't set the above variables when handling
-mflush-func= and -mflush-trap=.
* config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
and Init()s.
* config/mips/mips.h (mips_cache_flush_func): Delete.
* config/mips/mips.c (mips_arch_string, mips_tune_string)
(mips_cache_flush_func): Delete.
(mips_handle_option): Don't set the above variables when handling
-march=, -mtune= and -mflush-func=.
* config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
* config/s390/s390.c (s390_arch_string): Delete.
(s390_handle_option): Don't set it here.
* config/s390/s390.opt (march=): Add Var().
* config/sparc/sparc.h (sparc_cmodel_string): Delete.
* config/sparc/sparc.c (sparc_cmodel_string): Delete.
(sparc_handle_option): Don't set it here.
* config/sparc/sparc.opt (mcmodel=): Add Var().
2005-05-25 Roger Sayle <roger@eyesopen.com>
* convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
call to convert_to_integer by building the NOP_EXPR directly.
2005-05-25 Richard Sandiford <rsandifo@redhat.com>
* config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2005-05-25 Daniel Berlin <dberlin@dberlin.org>
Jeff Law <law@redhat.com>
* tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
constant and side_effects of the ADDR_EXPR are consistent.
* tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
appropriately around calls to recompute_tree_invarant_for_addr_expr.
2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
* config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
(s390_function_arg, s390_gimplify_va_arg): Use them.
(s390_register_info): Save only required subset of argument
registers into save area for va_list.
(s390_va_start): Initialize only required elements of va_list struct.
(s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
* reload1.c (verify_initial_elim_offsets): Return boolean status
instead of aborting.
(reload): Adapt verify_initial_elim_offsets call site. Restart
main loop if some initial elimination offsets changed.
2005-05-25 Adam Nemet <anemet@lnxw.com>
* config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
of -mno-svr4-struct-return.
2005-05-25 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/21705
* tree-ssa-pre.c (in_fre): New static variable.
(create_value_expr_from): Recursively value number reference ops
in argument lists.
(can_value_number_call): Temporary restrict only exists for
PRE, not FRE.
2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
* tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
sizeof (bitmap *) with sizeof (bitmap).
2005-05-25 Daniel Berlin <dberlin@dberlin.org>
* lambda-code.c (perfect_nestify): Call update_stmt on the exit
condition.
2005-05-25 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
hook_bool_rtx_true.
2005-05-25 Jan Hubicka <jh@suse.cz>
* Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
* cgraph.c (cgraph_create_node): Reset estimated_growth.
* cgraph.h (cgraph_global_info): Add estimated_growth.
* ipa-inline.c: Include coverage.h
(max_insns, max_count): New static variables.
(cgraph_estimate_size_after_inlining): Cache the result.
(cgraph_estimate_growth):
* passes.c (rest_of_clean_state): Kill coverage_end_function.
* timevar.def (TV_INLINE_HEURISTICS): New timevar.
* tree-optimize.c (init_tree_optimization_passes): Move profiling before
inlining.
(ipa_passes): Initialize bitmaps.
2005-05-25 Adrian Straetling <straetling@de.ibm.com>
* loop-doloop.c: Include "target.h".
(doloop_valid_p): Move tests to function in targhooks.c.
* target.h (struct gcc_target): New target hook
"insn_valid_within_doloop".
* target-def.h: Define default value for "insn_valid_within_doloop".
(TARGET_INITIALIZER): Insert new target hook into initializer.
* targhooks.c (default_insn_valid_within_doloop): New function.
* targhooks.h (default_insn_valid_within_doloop): Declare.
* hooks.c (hook_bool_rtx_true): New function.
* hooks.h (hook_bool_rtx_true): Declare.
* doc/tm.texi: Add documentation for new target hook.
2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/21412
* config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
* config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
(sparc_tls_referenced_p): New prototype.
* config/sparc/sparc.c (tls_symbolic_operand): Delete.
(sparc_expand_move): Look for TLS addresses with constant offsets.
(legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
tls_symbolic_operand.
(legitimate_pic_operand_p): Likewise.
(legitimate_address_p): Likewise.
(legitimize_address): Likewise.
(sparc_tls_symbol_ref_1): New function.
(sparc_tls_referenced_p): New function.
* config/sparc/predicates.md (tgd_symbolic_operand): Use
SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
(tld_symbolic_operand): Likewise.
(tie_symbolic_operand): Likewise.
(tle_symbolic_operand): Likewise.
2005-05-24 DJ Delorie <dj@redhat.com>
* common.opt (-Wattributes): New. Default true.
* doc/invoke.texi (-Wno-attributes): Document.
* attribs.c (decl_attributes): Move warning control from if() to
warning(OPT_*).
* c-common.c (handle_packed_attribute): Likewise.
(handle_nocommon_attribute): Likewise.
(handle_common_attribute): Likewise.
(handle_noreturn_attribute): Likewise.
(handle_noinline_attribute): Likewise.
(handle_always_inline_attribute): Likewise.
(handle_used_attribute): Likewise.
(handle_unused_attribute): Likewise.
(handle_const_attribute): Likewise.
(handle_transparent_union_attribute): Likewise.
(handle_constructor_attribute): Likewise.
(handle_destructor_attribute): Likewise.
(handle_mode_attribute): Likewise.
(handle_alias_attribute): Likewise.
(handle_visibility_attribute): Likewise.
(handle_tls_model_attribute): Likewise.
(handle_malloc_attribute): Likewise.
(handle_returns_twice_attribute): Likewise.
(handle_pure_attribute): Likewise.
(handle_deprecated_attribute): Likewise.
(handle_vector_size_attribute): Likewise.
(handle_nothrow_attribute): Likewise.
(handle_cleanup_attribute): Likewise.
(handle_warn_unused_result_attribute): Likewise.
(handle_sentinel_attribute): Likewise.
* c-decl.c (diagnose_mismatched_decls): Likewise.
(start_decl): Likewise.
(grokdeclarator): Likewise.
(start_function): Likewise.
* c-format.c (check_function_format): Likewise.
* stor-layout.c (place_field): Likewise.
(finalize_record_size): Likewise.
* tree.c (handle_dll_attribute)): Likewise.
* varasm.c (default_assemble_visibility): Likewise.
* config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
(darwin_assemble_visibility): Likewise.
* config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
* config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
(arm_handle_isr_attribute): Likewise.
* config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
(avr_handle_fndecl_attribute): Likewise.
* config/bfin/bfin.c (handle_int_attribute): Likewise.
* config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
* config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
(h8300_handle_eightbit_data_attribute): Likewise.
(h8300_handle_tiny_data_attribute): Likewise.
* config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
(ix86_handle_regparm_attribute): Likewise.
(ix86_handle_struct_attribute): Likewise.
* config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
(i386_pe_encode_section_info): Likewise.
* config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
* config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
(ip2k_handle_fndecl_attribute): Likewise.
* config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
* config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
(m68hc11_handle_fntype_attribute): Likewise.
(m68hc11_encode_section_info): Likewise.
* config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
* config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
* config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
* config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
* config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
(sh_handle_sp_switch_attribute): Likewise.
(sh_handle_trap_exit_attribute): Likewise.
* config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
(sh_symbian_handle_dll_attribute): Likewise.
* config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
(xstormy16_handle_below100_attribute): Likewise.
* config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
* c-common.c (unsigned_conversion_warning): Move warning control
from if() to warning(OPT_*).
(c_common_truthvalue_conversion): Likewise.
(c_do_switch_warnings): Likewise.
* c-decl.c (diagnose_mismatched_decls): Likewise.
(diagnose_mismatched_decls): Likewise.
(define_label): Likewise.
(grokdeclarator): Likewise.
* c-format.c (check_format_info): Likewise.
* c-lex.c (interpret_integer): Likwise.
(lex_string): Likewise.
* c-opts.c (c_common_post_options): Likewise.
* c-parser.c (c_parser_unary_expression): Likewise.
* c-pragma.c (handle_pragma_redefine_extname): Likewise.
(handle_pragma_extern_prefix): Likewise.
* c-typeck.c (build_binary_op): Likewise.
* gcse.c (is_too_expensive): Likewise.
* opts.c (decode_options): Likewise.
* stor-layout.c (place_field): Likewise.
* tree-cfg.c (remove_bb): Likewise.
* c.opt (-Wreturn-type): Add Var(warn_return_type).
* flags.h (warn_return_type): Remove.
* toplev.c (warn_return_type): Likewise.
2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
* configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
existence of long long and __int64 before determining their size.
* aclocal.m4: Delete gcc_AC_C_LONG_LONG.
* configure, config.h.in: Regenerate.
2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
* configure: Regenerate.
2005-05-24 Ziemowit Laski <zlaski@apple.com>
* c-common.h (objc_comptypes): Remove prototype.
(objc_compare_types): New prototype.
(objc_volatilized_decl): Likewise.
(objc_type_quals_match): Likewise.
* c-decl.c (objc_mark_locals_volatile): Streamline by calling
objc_volatilize_decl().
* c-typeck.c (comp_target_types): Remove third parameter; do
not call objc_comptypes().
(comptypes): Remove calls to objc_comptypes().
(build_function_call): Extend compatible prototype check to ObjC.
(build_conditional_expr): Adjust call to comp_target_types().
(convert_for_assignment): Call objc_compare_types() instead of
objc_comptypes(); adjust calls to comp_target_types(); call
objc_type_quals_match() before issuing qualifier mismatch
warnings.
(build_binary_op): Call objc_compare_types() before issuing
pointer mismatch warnings; adjust calls to
comp_target_types().
* stub-objc.c (objc_comptypes): Remove stub.
(objc_compare_types): New stub.
(objc_volatilized_decl): Likewise.
(objc_type_quals_match): Likewise.
2005-05-24 Paolo Carlini <pcarlini@suse.de>
* config/ia64/ia64intrin.h: Define nothing for C++:
overloaded builtins have been ported to C++.
2005-05-24 Jeff Law <law@redhat.com>
* tree-nested.c (build_addr): New "context" argument. Temporarily
set current_function_decl around the call to build the ADDR_EXPR.
(get_static_chain): Pass proper context to build_addr.
(convert_nl_goto_reference): Likewise.
(convert_tramp_reference): Likewise.
(final_nesting_tree_1): Likewise.
* tree-profile.c (tree_gen_interval_profiler): Likewise.
(tree_gen_pow2_profiler): Likewise.
(tree_gen_one_value_profiler): Likewise.
* tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
* tree.h (build_addr): Update prototype.
2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
* tree-flow.h (bb_ann_d): Remove has_escape_site.
* tree-ssa-alias.c (compute_points_to_addr_escape): Don't
write to has_escape_site.
2005-05-24 Jeff Law <law@redhat.com>
* Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
* tree-cfg.c: Include tree-ssa-propagate.h.
(replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
needed.
2005-05-24 Nick Clifton <nickc@redhat.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
__NO_FPRS__ when 'f' class registers will not be available.
2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
nothing was done.
* config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
nothing then FAIL.
* config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
prototype.
2005-05-23 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (cprop_into_stmt): Do not call
recompute_tree_invariant_for_addr_expr here.
(optimize_stmt): Call it here instead and do so if anything
at all has changed in the statement and the RHS is an ADDR_EXPR.
* tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
needed, call recompute_tree_invariant_for_addr_expr.
* tree-ssa-propagate.c (substitute_and_fold): Call
recompute_tree_invariant_for_addr_expr as needed.
2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
saving less registers than the replacement.
2005-05-23 Jan Hubicka <jh@suse.cz>
* tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
* config/sparc/sparc.c (sparc_expand_move): New function.
(sparc_emit_set_const64): Rewrite assert condition on entry.
(legitimate_constant_p) <CONST_VECTOR>: New case.
(legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
* config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
movV64, movtf): Use nonimmediate_operand for the first operand.
Rewrite. Only invoke sparc_expand_move.
* config/sparc/predicates.md (input_operand): Reorder tests.
2005-05-23 Jan Beulich <jbeulich@novell.com>
* gthr-posix.h (__gthread_recursive_mutex_init_function): Add
missing return statement.
2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
emit_move_insn for moves to TFmode stack slots.
2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
* tree-stdarg.c (execute_optimize_stdarg): Handle references
to va_list of the form &va[0].
2005-05-20 Jan Hubicka <jh@suse.cz>
* Makefile.in (insn-emit.o): Add basic-block.h dependency.
* genemit.c (main): Make insn-emit to include basic-block.h too.
2005-05-20 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_expand_function): Force function being lowered.
2005-05-19 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
emit_store_conditional): Split out from ...
(alpha_split_atomic_op): ... here.
(alpha_split_compare_and_swap): New; extract from .md file.
(alpha_split_lock_test_and_set): Likewise.
* config/alpha/alpha-protos.h: Update.
* config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
split code into alpha.c.
(sync_lock_test_and_set<I48MODE>): Likewise.
2005-05-19 Richard Henderson <rth@redhat.com>
* unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2005-05-19 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (mulv4si3): Use all register inputs.
(mulv2di3): Likewise.
2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
* tree-ssa-loop-ivopts.c (determine_base_object): Use
build_fold_addr_expr to generate trees of correct type.
Use fold_buildN if possible.
2005-05-19 Jan Hubicka <jh@suse.cz>
* basic-block.h (REG_BR_PROB_BASE): Define.
* cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
(dump_cgraph_node): Dump count.
(cgraph_clone_edge): Rescale counts.
(cgraph_clone_node): Likewise.
* cgraph.h: Include basic-block.h
(cgraph_node): Add count.
(cgraph_edge): Add count and loop_nest.
(cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
Update prototypes.
* cgraphunit.c: Kill now redundant inlining comment.
(cgraph_create_edges): Make static, maintain current basic block;
fix pasto.
(record_call_1): Fill in new fields.
* ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
cgraph_clone_node.
(cgraph_decide_recursive_inlining): Likewise.
* rtl.h (REG_BR_PROB_BASE): Kill.
* tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
(expand_call_inline): Update call of cgraph_create_edge.
* tree-optimize.c (tree_rest_of_compilation): Likewise.
2005-05-19 Nick Clifton <nickc@redhat.com>
* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
new rs6000_explicit_options structure.
2005-05-19 Richard Henderson <rth@redhat.com>
PR target/21390
* config/alpha/alpha.c (alpha_emit_conditional_branch): Move
TFmode code swapping ...
(alpha_emit_xfloating_compare): ... here.
(alpha_emit_setcc): Update to match.
(alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2005-05-19 Richard Henderson <rth@redhat.com>
PR target/21657
* config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
memory indirection in local-dynamic case.
2005-05-18 Jie Zhang <jie.zhang@analog.com>
Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (branch_dest): Add comment why it's
necessary.
* config/bfin/bfin.md (attr "length" default): Change the offset of
forward conditional branch of length 4 from 4096 to 4092.
2005-05-19 Jan Beulich <jbeulich@novell.com>
* unwind-compat.c: Include tconfig.h and tsystem.h.
* unwind-dw2-fde-compat.c: Likewise.
2005-05-18 Richard Henderson <rth@redhat.com>
PR 21541
* ifcvt.c (noce_process_if_block): Avoid conversion when the
memory destination is readonly.
2005-05-18 Richard Henderson <rth@redhat.com>
PR 21541
* tree-ssa-operands.c (opf_non_specific): New.
(get_asm_expr_operands): Set it.
(add_call_clobber_ops, add_call_read_ops): Likewise.
(add_stmt_operand): Test it instead of opf_kill_def when
considering unmodifiable variables.
* tree-ssa-operands.c (get_expr_operands): Fix exact test.
2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
* cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
tree-ssa-forwprop.c: Fix comment typos.
* doc/invoke.texi: Fix a typo.
2005-05-18 Richard Henderson <rth@redhat.com>
* config.gcc (powerpc-*-linux*): Include linux64.opt when
including linux64.h.
2005-05-18 Richard Henderson <rth@redhat.com>
* tree-cfg.c (pass_remove_useless): Revert last change.
* tree-optimize.c (init_tree_optimization_passes): Initialize
all_lowering_passes with PROP_gimple_any.
2005-05-18 Devang Patel <dpatel@apple.com>
* config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
the mask end.
2005-05-18 Richard Henderson <rth@redhat.com>
* tree-ssa-forwprop.c (cfg_changed): New.
(tidy_after_forward_propagate_addr): New.
(forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
(forward_propagate_addr_into_variable_array_index): Likewise.
(tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
edges were removed.
2005-05-18 Geoffrey Keating <geoffk@apple.com>
* dummy-checksum.c: New.
* genchecksum.c: New.
* c.opt (print_pch_checksum): New flag.
* c-pch.c (struct c_pch_validity): Make much shorter.
(no_checksum): New.
(host_machine): Remove.
(target_machine): Remove.
(get_ident): Change PCH version number.
(pch_init): When -fverbose-asm, print out the compiler fingerprint.
Don't put triplets or version string in PCH validity data.
Do put the compiler checksum in the validity data.
(c_common_valid_pch): Don't check triplets or version string. Do
check checksum.
(c_common_print_pch_checksum): New.
* c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
Print fingerprint with -v.
* c-common.h (c_common_print_pch_checksum): New.
(executable_checksum): New.
* Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
(cc1-dummy): New rule.
(cc1-checksum.c): New rule.
(cc1-checksum.o): New rule.
(cc1): Add checksum support.
(build/genchecksum): New.
(build/genchecksum.o): New.
(dummy-checksum.o): New.
(genobjnames): Add genchecksum.o.
(mostlyclean): Remove *-checksum.c.
(gnucompare): Add libgcc to list of directories checked.
Make comparison problems in libgcc/ and with checksum files only
be warnings.
* doc/invoke.texi (Precompiled Headers): Remove caution.
Document that it must be the exact same binary. Add a few
known-safe flags to the list.
* rs6000/predicates.md (fix_trunc_dest_operand): New.
* rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
Check that a memory operand is valid before trying to use it.
* tree-cfg.c (pass_remove_useless): This pass works on trees.
2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
* tree.c (build1_stat): Don't try to handle two-operand
tree codes.
2005-05-18 Richard Sandiford <rsandifo@redhat.com>
* config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
* config/sh/sh.h: Update mask names throughout.
(target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
(SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
(SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
(HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
(LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
(HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
(INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
(TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
(TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
(TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
(TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
(TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
(TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
(TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
(TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
(TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
(TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
(TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
(TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
(TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
(TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
(TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
(TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
(TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
(TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
(SUBTARGET_SWITCHES): Delete.
(TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
(TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
(TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
(TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
(TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
(SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
(SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
(SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
(SUPPORT_SH3): Likewise SUPPORT_SH2.
(SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
(SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
SUPPORT_SH4_NOFPU.
(SUPPORT_SH3E): Likewise SUPPORT_SH2E.
(SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
(SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
(SUPPORT_SH4A): Likewise SUPPORT_SH4.
(SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
(SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
(SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
(SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
(SUPPORT_ANY_SH5): New macros.
(TARGET_NONE): Replace with...
(MASK_ARCH): ...this new macro.
* config/sh/elf.h: Update mask names
* config/sh/linux.h: Likewise.
* config/sh/little.h: Likewise.
* config/sh/netbsd-elf.h: Likewise.
* config/sh/symbian-pre.h: Likewise.
* config/sh/sh.c (sh_handle_option): New function.
(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
(calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
(sh_target_switches, target_switches): Delete.
(sh_pch_valid_p): Check for specific differences in the target_flags
settings.
(sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
* config/sh/sh.opt: New file.
2005-05-18 Richard Henderson <rth@redhat.com>
PR target/21632
* config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
small_addr_symbolic_operand.
2005-05-18 Jeff Law <law@redhat.com>
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
propagate an ADDR_EXPR if the definition and use sites are
in different EH regions.
2005-05-18 Ian Lance Taylor <ian@airs.com>
* read-rtl.c (mode_attr_index): Use obstack_grow0, not
obstack_grow.
2005-05-18 Daniel Berlin <dberlin@dberlin.org>
* cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2005-05-18 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/21407
* tree-ssa-operands.c (note_addressable): Change
COMPONENT_REF handling in response to aliasing
discussion.
2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
* config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
* config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
* doc/invoke.texi (SPARC options): Document that -mapp-regs is
the default on Solaris too.
2005-05-17 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
is okay too.
2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
* timevar.def (TV_SCEV_CONST): New timevar.
* tree-optimize.c (init_tree_optimization_passes): Add
pass_scev_cprop.
* tree-pass.h (pass_scev_cprop): Declare.
* tree-scalar-evolution.c (scev_const_prop): New function.
* tree-scalar-evolution.h (scev_const_prop): Declare.
* tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
New.
* tree-cfg.c (replace_uses_by): Export.
* tree-flow.h (replace_uses_by): Declare.
2005-05-17 Ziemowit Laski <zlaski@apple.com>
Mike Stump <mrs@apple.com>
Yet more Objective-C++...
* c-common.h (objc_finish_try_stmt): Add.
(objc_build_synchronized): Add.
(objc_generate_write_barrier): Add.
* stub-objc.c (objc_build_synchronized): Add return value.
(objc_finish_try_stmt): Likewise.
(objc_generate_write_barrier): Add.
* c-common.h (objc_rewrite_function_call): Add.
* c-typeck.c (build_function_call): Allow objc to rewrite
FUNCTION_DECLs.
(build_modify_expr): Allow objc to generate write barriers.
* c.opt (Wassign-intercept): Add.
(Wstrict-selector-match): Add.
(fobjc-call-cxx-cdtors): Add.
(fobjc-direct-dispatch): Add.
(fobjc-gc): Add.
* dbxout.c (get_lang_number): Add Objective-C++ support.
* doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
(-Wstrict-selector-match): Likewise.
(-fobjc-direct-dispatch): Likewise.
(-Wassign-intercept): Likewise.
(Overall Options): Likewise.
* gengtype.c (get_output_file_with_visibility): Likewise.
* stub-objc.c (objc_rewrite_function_call): Add.
* config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
* c-common.c (flag_objc_exceptions): Remove.
(flag_objc_sjlj_exceptions): Remove.
* c-decl.c (objc_mark_locals_volatile): Don't change decls
that are already ok.
* c-opts.c (c_common_handle_option, case
OPT_fobjc_exceptions): Remove.
(case OPT_fobjc_sjlj_exceptions): Remove
* c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
(fobjc-exceptions): Likewise.
(fobjc-sjlj-exceptions): Likewise.
* config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
(OFFS_ASSIGNIVAR_FAST): Add.
2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.md (movhi): Do not test constness
of operand #1 twice.
(movsi): Likewise.
(movdi): Unconditionally accept zero as second operand
when the first is memory.
(movdi_insn_sp32): Handle above case.
(DImode splitter): Use predicates.
(DImode splitter): Use const_zero_operand predicate.
(movsf_insn): Swap 2 alternatives.
2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
expand_simple_operations to bases of the ivs.
(tree_int_cst_sign_bit): Export.
* tree-flow.h (expand_simple_operations): Declare.
* tree-ssa-loop-niter.c (number_of_iterations_cond): Use
tree_int_cst_sign_bit.
(expand_simple_operations): Export.
* tree.h (tree_int_cst_sign_bit): Declare.
2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
* tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
merged block.
(replace_uses_by): New function.
(tree_merge_blocks): Eliminate the phi nodes in the merged block.
* tree-flow.h (fold_stmt_inplace): Declare.
* tree-ssa-ccp.c (fold_stmt_inplace): New function.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
info after cfg cleanup.
2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
* cfgloop.h (just_once_each_iteration_p): Declaration changed.
* cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
const.
2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
* ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
* ggc-zone.c (ggc_alloc_zone_1): Ditto.
* timevar.c (timevar_ggc_mem_total): New variable.
(GGC_MEM_BOUND): New constant.
(get_time): Record ggc memory status.
(timevar_accumulate): Accumulate amount of ggc memory.
(timevar_print): Print consumption of ggc memory.
* timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
* timevar.h (struct timevar_time_def): Add ggc_mem field.
(timevar_ggc_mem_total): Declare.
2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
* tree-into-ssa.c (update_ssa): Clean up by shortening the
live range of DFS.
2005-05-17 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.md (ncond, ocode, rcond): Remove separate
define_code_attr.
("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
("s<ocond:code>"): Rename from respectively "b<ncond>",
"b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
"*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
"s<rcond>" and "s<ocond>".
("b<ocond:code>", "*b<ocond:code>_reversed")
("*b<rcond:code>_reversed"): Remove extraneous backslashes in
output statement section.
2005-05-17 Roger Sayle <roger@eyesopen.com>
* c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2005-05-17 Steven Bosscher <stevenb@suse.de>
Stuart Hastings <stuart@apple.com>
Jan Hubicka <jh@suse.cz>
Dale Johannesen <dalej@apple.com>
* cgraph.h (cgraph_node): Add 'lowered' state.
(cgraph_lower_function): Declare.
* cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
(cgraph_lower_function): New function.
(cgraph_create_edges): Deal with lowered function bodies.
(verify_cgraph_node): Likewise.
(cgraph_analyze_function): Do lowering job.
(cgraph_build_static_cdtor): Likewise.
* function.h (struct function): Add saved_eh and saved_cfg.
* integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
* tree-cfg.c (fold_cond_expr_cond): Export.
* tree-flow.h (fold_cond_expr_cond): Declare.
* tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
pointer-set.
(struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
callee_cfun, block, eh_region, eh_region_offset.
(inlining_p): New predicate.
(remap_decl): Update for new inline_data; declare newly created inline
vars in low gimple way.
(copy_body_r): Update for new datastructure, simplify some of handling
when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
deal with RESX_EXPRs.
(copy_bb): New.
(copy_edges_for_bb): Likewise.
(remap_decl_1): New.
(copy_cfg_body): New.
(copy_generic_body): Rewrite to work on low gimple.
(copy_body): Turn into simple wrapper around copy_cfg_body.
(setup_one_parameter): Insert new statements into given basic block.
(initialize_initialized_parameters): Likewise, reorganize way things are
gimplified.
(declare_return_variable): Update for new inline data datastructure.
(inline_forbidden_p): Work on low gimple.
(estimate_num_insns): Likewise.
(expand_call_inline): Work on CFG.
(push_cfun, pop_cfun): New functions.
(cfun_stack): New stack.
(add_lexical_block): New function.
(gimple_expand_calls_inline): Work on basic block.
(optimize_inline_calls): Likewise.
(clone_body, save_body, unsave_ewpr_now): Update for new
datastructures.
(declare_inline_vars): Work on block instead of bind_expr.
(inlining_p): New predicate.
* tree-inline.h (push_cfun, pop_cfun): Declare.
* tree-optimize.c: Include except.h
(all_lowering_passes): New variable.
(execute_fixup_cfg, pass_fixup_cfg): New pass.
(init_tree_optimization_passes): Move some to all_lowering_passes.
(tree_lowering_passes): New function.
(tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
* tree-pass.h (tree_lowering_passes): Declare
2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
* unwind-dw2-fde-darwin.c: Include tsystem.h.
2005-05-17 Jeff Law <law@redhat.com>
* Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
* tree-ssa-forwprop.c: Include langhooks.h.
(forward_propagate_addr_expr_into_variable_array_index): New.
(forward_propagate_addr_expr): New.
(tree_ssa_forward_propagate_single_use_vars): Loop over all
the statements in the block instead of just the last statement.
Call forward_propagate_addr_expr as needed.
(pass_forwprop): Update the SSA graph after forward propagation is
complete.
2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
* unwind-dw2-fde-glibc.c (base_from_cb_data,
_Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
appropriate.
* unwind-dw2-fde.c (__deregister_frame_info_bases,
base_from_object, fde_split, end_fde_sort): Likewise.
* unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
uw_init_context_1): Likewise.
* unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
_Unwind_Resume_or_Rethrow): Likewise.
* unwind-pe.h (__gxx_abort): Do not define.
(size_of_encoded_value, base_of_encoded_value,
read_encoded_value_with_base): Use gcc_unreachable.
* unwind.h (_Unwind_GetTextRelBase): Likewise.
2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
(cfi_end): New macros.
(RETLDM): Use cfi_pop. Expect an eight byte stack frame.
(ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
an eight byte stack frame.
(__NR_tkill): Define.
(__div0): Use gettid tkill on GNU/Linux.
(_arm_return): Add CFI.
(Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
* configure.ac: Remove spaces around assignment to
gcc_cv_ld_sysroot.
* configure: Regenerated.
2005-05-17 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
* config/rs6000/rs6000.c (rs6000_explicit_options): Add
aix_struct_ret.
(rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
Modify aix_struct_return variable, not target_flags.
(rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
(rs6000_return_in_memory): Test aix_struct_return.
* config/rs6000/rs6000.opt (maix-struct-return): Convert to
independent variable. Report mxl-compat.
2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (eh_return): Add missing DONE.
2005-05-17 Ian Lance Taylor <ian@airs.com>
* read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
field.
(mode_attr_index): Remove check for defined attribute. Remove
infile parameter. Change all callers.
(apply_mode_maps): Add unknown parameter. Change caller. Always
return after finding attribute.
(apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
callers.
(apply_macro_traverse): Set mtd->unknown_mode_attr.
(read_rtx): Use mtd.unknown_mode_attr to check for an undefined
attribute used for a mode.
2005-05-17 Paolo Bonzini <bonzini@gnu.org>
* tree-ssa-math-opts.c: New file.
2005-05-17 Paolo Bonzini <bonzini@gnu.org>
* Makefile.in: Add tree-ssa-math-opts.c.
* expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
* fold-const.c (distribute_real_division): New.
(fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
* tree-pass.h (pass_cse_reciprocals): New.
* tree-optimize.c (init_tree_optimization_passes): Run it.
* doc/passes.texi: Document the new pass.
2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
PR middle-end/21595
* builtins.c (fold_builtin_constant_p): Handle
&"string cst"[0] as constant.
2005-05-17 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (mulv16qi3, mulv2di3): New.
2005-05-17 Jakub Jelinek <jakub@redhat.com>
PR middle-end/21492
* cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
src2 if src2 has been split.
PR tree-optimization/21610
* c-typeck.c (decl_constant_value_for_broken_optimization): If not
returning DECL, call unshare_expr.
2005-05-17 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.md: Unquote preparation and output statements.
(BWD, WD, BW): New, mode-macros.
(S, s, m, mm, nbitsm1): New, mode-attrs.
(szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
(u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
code-attrs.
("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
"*cmp_swapexthi".
("cmp<mode>"): Replace "cmphi" and "cmpqi".
("movdi"): Move misplaced head comment regarding necessity of
movdi from movsi to here.
("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
"*mov_sidehi_biap".
("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
"*mov_sideqi_biap_mem".
("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
"*mov_sidehi_mem".
("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
"*clear_sidehi_biap" and "*clear_sideqi_biap".
("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
and "*clear_sideqi".
("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
"*ext_sidehisi_biap".
("*ext_side<mode>si"): Replace "*ext_sideqisi" and
"*ext_sidehisi".
("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
"zero_extendqisi2".
("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
"*op_sidehi_biap" and "*op_sidesi_biap".
("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
"*op_sidesi".
("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
"*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
"*op_swap_sidehi" and "*op_swap_sidesi".
("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
in the N alternative of "subqi3".
("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
"*extophisi_side_biap".
("*extop<mode>si_side"): Replace "*extopqisi_side" and
"*extophisi_side".
("*extop<mode>si_swap_side_biap"): Replace
"*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
"*extophisi_swap_side".
("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
"*extophisi_swap".
("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
"mulqihi3", "mulhisi3" and "mulhisi3".
("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
"umulsi3_highpart".
("xor<mode>3"): Replace "xorhi3" and "xorqi3".
("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
"*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
"*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
"*ashlhi_lowpart".
("abs<mode>2"): Replace "abshi2" and "absqi2".
("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
"bleu".
("b<ocond>"): Replace "bgt" and "ble".
("b<rcond>"): Replace "blt" and "bge".
("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
"*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
"*bleu_reversed".
("*b<ocond>_reversed"): Replace "*bgt_reversed" and
"*ble_reversed".
("*b<rcond>_reversed"): Replace "*blt_reversed" and
"*blt_reversed".
("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
"sne".
("s<rcond>"): Replace "sge" and "slt".
("s<ocond>"): Replace "sgt" and "sle".
("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
[rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
clear.w [rx=rx+i] and clear.b [rx=rx+i].
2005-05-17 Jakub Jelinek <jakub@redhat.com>
* varasm.c (struct constant_descriptor_tree): Add hash field.
(const_desc_hash): Just return hash field.
(const_desc_eq): If hash values are different, return 0 immediately.
(output_constant_def): Compute hash field of temporary key, use
htab_find_slot_with_hash instead of htab_find_slot. Set hash in
newly built constant descriptor.
(lookup_constant_def): Compute hash field of temporary key, use
htab_find_with_hash instead of htab_find.
2005-05-16 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (mulv4si3): New.
2005-05-17 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
tests for noncanonical versions of reg+constant and
reg+reg*{1,2,4}.
2005-05-16 Richard Henderson <rth@redhat.com>
Steven Bosscher <stevenb@suse.de>
PR tree-opt/21399
* tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
maybe_clean_eh_stmt; take old stmt parameter. Update EH
region data structure to match replacement.
* tree-flow.h: Update to match.
* tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
* tree-ssa-dom.c (optimize_stmt): Likewise.
* tree-ssa-pre.c (eliminate): Likewise.
* tree-ssa-propagate.c (substitute_and_fold): Likewise.
2005-05-16 Caroline Tice <ctice@apple.com>
* bb-reorder.c (verify_hot_cold_block_grouping): Replace
internal_error with gcc_assert.
* dwarf2out.c (dwarf2out_switch_text_section): Likewise.
* function.h (struct function): Remove space between "*" and
struct field names.
* varasm.c (initialize_cold_section_name): Add gcc_assert;
modify to use alloca.
(unlikely_text_section): Add check for flag_function_sections.
(assemble_start_function): Move call to resolve_section, so it
comes before first call to unlikely_text_section.
(assemble_end_function): Add test and call to function_section
if appropriate.
2005-05-16 Roger Sayle <roger@eyesopen.com>
* c-common.c (c_common_truthvalue_conversion): Use fold_build2
instead of build_binary_op when performing code transformations
to avoid error messages about constructs not it the user's code.
2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-pre.c: Fix a comment typo.
2005-05-16 Richard Henderson <rth@redhat.com>
PR target/21556
* config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
add_tprel22): Remove mode from symbolic operand.
2005-05-16 Richard Sandiford <rsandifo@redhat.com>
* optc-gen.awk: Include intl.h after the externally-provided files.
2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
folding a COND_EXPR_COND in a nondestructive manner.
2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
* config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
New values for vec_select definitions and bitmask for element
selection.
2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
* dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
Change the type to VEC(rtx,gc)*.
(mem_loc_descriptor, add_const_value_attributes,
dwarf2out_init): Adjust uses of used_rtx_varray.
* tree-data-ref.c (compute_all_dependences): Change the type
of dependence_relations to VEC(ddr_p,heap)**.
(compute_data_dependences_for_loop): Change the type of
allrelations to VEC(ddr_p,heap)*.
2005-05-16 Richard Sandiford <rsandifo@redhat.com>
* Makefile.in (options.c): Tell optc-gen.awk to include config.h,
system.h, coretypes.h and tm.h.
(options.o): Update dependencies accordingly.
* optc-gen.awk: Allow header_name to be a list of filenames.
Handle the "Condition" flag.
* opts.h (CL_DISABLED): New flag.
* opts.c (handle_option): Print an error for CL_DISABLED options.
* doc/options.texi: Document the "Condition" option flag.
2005-05-16 Paolo Bonzini <bonzini@gnu.org>
* tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2005-05-15 Roger Sayle <roger@eyesopen.com>
* tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
check for TREE_OVERFLOW on INTEGER_CST trees.
* tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
CONSTANT_CLASS_P tree nodes.
2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
PR target/21551
* config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2005-05-15 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/21576
* tree-ssa-pre.c (expression_node_pool): New pool.
(comparison_node_pool): Ditto.
(list_node_pool): Ditto.
(pool_copy_list): New function.
(phi_translate): Handle CALL_EXPR.
(valid_in_set): Ditto.
(create_expression_by_pieces): Ditto.
(insert_into_preds_of_block): Ditto.
(insert_aux): Ditto.
(compute_avail): Ditto.
(create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
(can_value_number_call): New function.
(find_leader): Update comment.
(init_pre): Create new pools.
(fini_pre): Free new pools.
(pass_pre): Add TODO_update_ssa for the future when we are going
to need vops.
* tree-vn.c (expressions_equal_p): Handle TREE_LIST.
(set_value_handle): Ditto.
(get_value_handle): Ditto.
2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2005-05-15 Andreas Jaeger <aj@suse.de>
* gcc.c (pfatal_pexecute): Remove unused local function.
2005-05-15 Richard Sandiford <rsandifo@redhat.com>
* optc-gen.awk: Remove excess indentation.
* opth-gen.awk: Likewise.
2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
of basic_block_info. Call init_flow and find_basic_blocks
before dbr_schedule if needed.
2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
* tree-optimize.c (init_tree_optimization_passes): Move
pass_cd_dce in place of the last pass_dce.
PR tree-optimization/21563
* tree-vrp.c (compare_value): Return boolean_false_node when
SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
strictly larger than CST.
2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
Jan-Benedict Glaw <jbglaw@lug-owl.de>
* config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
gcc_assert().
(rev_cond_name) Likewise.
(vax_float_literal) Likewise.
* config/vax/vax.md: Likewise.
2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
* config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
registers and use them (specifically the stack pointer).
* config/vax/vax.h: Use above defines right here.
* config/vax/vax.c: (override_options) Remove 'register' keyword.
(split_quadword_operands) Likewise. (rev_cond_name) Likewise.
(vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
whitespace.
* config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
mostly removal of trailing spaces...
* config/vax/vax-modes.def: Remove trailing whitespace.
* config/vax/elf.h: Update whitespace.
2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
Revert
2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
* fold-const.c (fold_indirect_ref_1): Avoid removing
NOP_EXPRs with type qualifiers like const.
2005-05-14 Jan Hubicka <jh@suse.cz>
Patch by Richard Henderson:
* tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
Handle RESX expressions properly.
* tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
(add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
(remove_stmt_from_eh_region_fn): Likewise.
* tree-cfg.c (execute_warn_function_return): Break out noreturn
warning too..
(execute_warn_function_noreturn): ... here.
(pass_warn_function_noreturn): New pass.
* tree-pass.h (pass_warn_function_noreturn): Declare
* tree-optimize.c (init_tree_optimization_passes): Move return
warnings early and add noreturn warnings at place of previous
return warnings.
2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
root_var_init, type_var_init): Use VEC instead of VARRAY.
* tree-ssa-live.h (tree_partition_associator_d): Change the
type of trees to VEC(tree,heap)*.
(tpa_tree): Use VEC instead of VARRAY.
2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
* fold-const.c (div_if_zero_remainder): New function.
(try_move_mult_to_index): Use it.
2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
* tree-eh.c (leh_tf_state): Change the type of dest_array to
VEC(tree,heap)*.
(maybe_record_in_goto_queue, lower_try_finally_onedest,
lower_try_finally_copy, lower_try_finally_switch,
lower_try_finally): Use VEC instead of VARRAY.
2005-05-14 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (Node: Register Classes): Remove obsoleted
comment regarding defined register classes.
(LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
* tree-optimize.c (init_tree_optimization_passes): Move
pass_merge_phi before the first pass_dominator.
2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
unconditional.
2005-05-13 Josh Conner <jconner@apple.com>
* config/arm/arm.c (arm_size_return_regs): New.
(thumb_unexpanded_epilogue): replace in-line calculation
of return registers with call to arm_size_return_regs.
(use_return_insn): Include test of which registers are
being used to hold return values, to accommodate
vector return values.
2005-05-11 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/sysv4.opt (mlittle): Handle.
* config/rs6000/rs6000.c (rs6000_handle_option): Set
target_flags_explicit when appropriate.
2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
PR middle-end/20714:
* optabs.c (no_conflict_data): New struct.
(no_conflict_move_test): New function.
(emit_no_conflict_block): Use it.
2005-05-13 Adam Nemet <anemet@lnxw.com>
* doc/invoke.texi (Debugging Options): Option
-fdump-translation-unit only works with C++ now.
2005-05-13 Hans-Peter Nilsson <hp@axis.com>
Replace calls to abort in CRIS port.
* config/cris/cris.h (CRIS_ASSERT): New macro.
* config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
internal_error instead of abort.
("movsi"): Ditto. Unquote preparation statement section.
("call", "call_value"): Ditto, but use gcc_assert where
appropriate. Tweak comments.
* config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
CRIS_ASSERT.
(cris_op_str): Call internal_error, not abort.
(cris_print_operand): Tweak "abort" reference to "die" in comment.
(cris_initial_elimination_offset): Call gcc_unreachable, not abort.
(cris_notice_update_cc): Call internal_error, not abort.
(cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
(cris_emit_movem_store, cris_asm_output_symbol_ref)
(cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
(cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
ENABLE_CHECKING-guarded abort call.
(cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
Use internal_error at end of test-chain.
2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/20769:
* bt-load.c (compute_defs_uses_and_gen): Check for the blockage
pattern emitted by expand_nl_goto_receiver.
PR middle-end/20793:
* integrate.c (allocate_initial_values): Update register liveness
information.
2005-05-13 Josh Conner <jconner@apple.com>
* arm.c (arm_return_in_memory): Add handling for vector return types.
2005-05-13 David Ung <davidu@mips.com>
* config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
name.
* config/mips/mips.c: Add 4km alias.
* config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
* config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
description.
2005-05-13 Jan Hubicka <jh@suse.cz>
* c-decl.c (finish_function): Suppress "control reaches end of
non-void function" when "no return statement in function
returning non-void" is issued.
* tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
* tree-optimize.c (pass_gimple): Kill.
(init_tree_optimization_passes): Kill pass_gimple.
* tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
* tree-dump.c (dump_files): Rename .generic to .gimple.*
2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
PR rtl-optimization/20756:
* basic-block.h (PROP_DEAD_INSN): Define.
* flow.c (propagate_one_insn): Set during mark_set_regs call
for a dead insn.
(mark_set_1): Emit a clobber when we are about to delete a dead insn
that kills a live register.
2005-05-13 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("DBL"): New mode attribute.
("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
* c-format.c (check_format_arg): Handle string literals of
the form &"string"[offset].
* g++.dg/warn/format4.C: New testcase.
2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
* config/mips/3000.md, config/mips/4000.md,
config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
config/mips/generic.md, config/pdp11/pdp11.md,
config/sh/crt1.asm, config/sh/lib1funcs.asm,
config/sh/sh-modes.def, config/sh/sh-protos.h,
config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2005-05-13 Richard Henderson <rth@redhat.com>
* function.c (instantiate_virtual_regs_in_insn): Do not simplify
addition to move unless dest is a register. Do not skip
instantiation in dest on addition simplification.
2005-05-13 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.c (cris_print_operand) <case 'H'; case
CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2005-05-13 Jan Hubicka <jh@suse.cz>
* basic-block.h (FOR_ALL_BB_FN): New macro.
(init_flow): Initialize cfg structure.
* function.c (allocate_struct_function): Do not initialize cfg structure.
* tree-cfg.c (init_empty_tree_cfg): Break out from ...
(build_tree_cfg): ... here.
* tree-flow.h (init_empty_tree_cfg): Declare.
2005-05-12 Steven Bosscher <stevenb@suse.de>
Fix PR tree-optimization/21520
* tree-ssa-pre.c (phi_translate): Use fully_constant_expression
to attempt to fold constants.
2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
only when TARGET_ADJUST_UNROLL_MAX is defined.
(general_movsrc_operand): Use the C style comment.
(ua_offset): Use prototype.
2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-im.c (struct mem_ref): Add field "next".
(struct hmr_data, hoist_memory_reference, memref_del,
struct fmrv_data): Removed.
(hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
(gather_mem_refs, gather_mem_refs_stmt): Add new references to the
list.
(find_more_ref_vops): Traverse the list of memory references.
(determine_lsm_loop): Work with the list of memory references instead
of traversing the hashtable.
2005-05-12 Steven Bosscher <stevenb@suse.de>
Stuart Hastings <stuart@apple.com>
Jan Hubicka <jh@suse.cz>
* except.c (duplicate_eh_region_1, duplicate_eh_region_2,
duplicate_eh_regions): New functions, based on old
implementation removed with RTL inliner.
(reachable_next_level): Modify behaviour pre-inline.
* except.h (duplicate_eh_regions_map, duplicate_eh_regions):
Declare.
* function.h (struct function): Add after_inlining flag.
* tree-optimize.c (tree_rest_of_compilation): Set it.
* tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
when needed.
* tree-cfg.c (label_to_block_fn): Deal with cases where
label was never insterted into code.
2005-05-12 Zack Weinberg <zack@codesourcery.com>
* doc/cpp.texi: Document that #sccs is a synonym for #ident.
2005-05-12 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/21532
* tree-ssa-pre.c (create_expression_by_pieces): stmt
needs to go onto the inserted_exprs list.
2005-05-12 Ian Lance Taylor <ian@airs.com>
* c-common.h (statement_code_p): Don't declare.
(STATEMENT_CODE_P): Don't define.
(INIT_STATEMENT_CODES): Don't define.
* c-common.c (statement_code_p): Don't define.
2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.h: Remove dead code.
* config/sparc/sparc.c (sparc_compute_frame_size): Use
FIRST_PARM_OFFSET for the size of the register window area.
(emit_save_regs): Rename into emit_save_or_restore_regs.
Add 'action' parameter. Use 4095 as upper bound for the offset.
Pass 'action' to save_or_restore_regs.
(emit_restore_regs): Delete.
(sparc_expand_prologue): Call emit_save_or_restore_regs.
(sparc_expand_epilogue): Likewise.
* config/sparc/sparc.md (mode macro P): Move.
(movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
(mov<V32:mode> expander): Move to the top of the V32 section.
(movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
(movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
(sibcall_epilogue): Move.
2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
PR target/21501
* arm.c (arm_gen_constant): Sign-extend intermediate values when
synthesizing a constant of the difference of two immediates.
2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
* arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
(negdf2_vfp): Likewise. Convert to define_insn_and_split and split
the alternatives using integer registers into the appropriate
primitives.
2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
* bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
* bitmap.h: Fixed comments.
2005-05-11 Richard Henderson <rth@redhat.com>
PR target/21412
* config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
(ia64_cannot_force_const_mem): New.
(tls_symbolic_operand_type): New.
(ia64_legitimate_constant_p): New.
(ia64_expand_load_address): Return true on success. Improve
checks for when we should not split.
(ia64_expand_tls_address): New addend operand. Distribute it
as appropriate to the tls_kind. Delay referencing gp.
(ia64_expand_move): Split symbolic addend as necessary. Handle
tls symbols with addends.
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
p0, f0, f1, and r13.
(LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
* config/ia64/ia64.md (UNSPEC_DTPMOD): New.
(symbolic_operand splitter): Pass everything through
ia64_expand_load_address and FAIL or DONE as appropriate.
(load_fptr): Only accept after reload.
(load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
load_symptr_low, load_ltoff_dtpmod,
(load_dtpmod): New.
(load_dtprel): Only accept tls symbols.
(load_dtprel64, load_dtprel22): Likewise.
(load_tprel, load_tprel64, load_tprel22): Likewise.
(load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
(add_dtprel): Only accept tls symbols. Canonicalize PLUS.
(add_dtprel14, add_dtprel22): Likewise.
(add_tprel, add_tprel14, add_tprel22): Likewise.
* config/ia64/predicates.md (small_addr_symbolic_operand): New.
(any_offset_symbol_operand, aligned_offset_symbol_operand): New.
(got_symbolic_operand): Check CONST offsets.
(tls_symbolic_operand, ld_tls_symbolic_operand): New.
(ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
(move_operand): Don't handle tls here. Check CONST offsets.
2005-05-11 Richard Sandiford <rsandifo@redhat.com>
* config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
Remove hilo_operand check.
(rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
* config/mips/predicates.md (hilo_operand): Delete.
2005-05-11 Richard Sandiford <rsandifo@redhat.com>
* config/mips/sr71k.md, config/mips/7000.md: Reformat.
2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
PR tree-optimizer/18472
* tree-if-conv.c (tree_if_convert_stmt,
if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2005-05-11 Jan Hubicka <jh@suse.cz>
* Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
(GTFILES): add except.h.
* except.c (eh_status): Add throw_stmt_table.
(set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
* except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
lookup_stmt_eh_region_fn): Declare.
(throw_stmt_node): New structure.
(set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
* gengtype.c (open_base_files): Add except.h to inlines.
* tree-eh.c (throw_stmt_node): Kill.
(record_stmt_eh_region): Update.
(add_stmt_to_eh_region_fn): Break out from ...
(add_stmt_to_eh_region): ... here.
(remove_stmt_from_eh_region_fn): Break out from ...
(remove_stmt_from_eh_region): ... here.
(lookup_stmt_eh_region_fn): Break out from ...
(lookup_stmt_eh_region): ... here.
(honor_protect_cleanup_actions): Use build_resx.
(lower_try_finally_onedest): Likewise.
(lower_try_finally_copy): Likewise.
(lower_try_finally_switch): Likewise.
(lower_eh_constructs): Update eh table construction.
* tree.c (build_resx): New.
* tree.h (build_resx): Declare.
2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
* libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
is needed.
2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
* fold-const.c, libgcov.c: Fix comment typos.
* tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
redundant code.
2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
* config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
default definition.
(FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
PR bootstrap/21481
* crtstuff.c: Include auto-host.h again, for now.
2005-05-11 Richard Sandiford <rsandifo@redhat.com>
* config/mips/24k.md: Remove trailing whitespace.
2005-05-11 David Ung <davidu@mips.com>
* config/mips/mips.md (type): Add imul3.
(length, hazard, may_clobber_hilo): Check for imul3.
(mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
(*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
* config/mips/24k.md (r24k_int_mul3): Enable this reservation
for a 3 operand mul and its bypasses.
* config/mips/3000.md (r3k_imul): Add imul3 to reservations.
* config/mips/4000.md (r4k_imul): Likewise.
* config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
* config/mips/4130.md (vr4130_class, vr4130_mulsi)
(vr4130_muldi): Likewise.
* config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
* config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
* config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
* config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
(ir_vr54_imadd_si): Likewise.
* config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
* config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
(rm7_impy_di): Likewise.
* config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
* config/mips/generic.md (generic_imul): Likewise.
* config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
* config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
PR middle-end/20371:
* tree.h (record_layout_info_s): New member prev_packed.
* stor-layout.c (update_alignment_for_field): Fix comment about
KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
we start it properly aligned.
(place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
to update_alignment_for_field, and recompute it afterwards using
the alignment of the record.
When a packed bitfield precedes an MS bitfield, don't add padding
at the end of the packed bitfield on behalf of the base type of
the packed bit field.
Don't adjust rli->bitpos at the end
of an MS bitfield run if we already adjusted bitpos/offset for an
alignment as large or larger than the bitfield type size.
Take possible record alignment > BIGGEST_ALIGNMENT into account
when calculating actual_align.
Only put packed buit fields into rli->prev_field if they end up
suitably aligned.
Also set rli->remaining_in_alignment when we re-set rli->prev_field.
Update rli->remaining_in_alignment when we have already started a
run of bit fields and we process a packed bit field.
2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
* tree-data-ref.c (find_data_references_in_loop): Give up when
the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
may embed arbitrary side effects.
Remove the assumption that GIMPLE form contains a single array
access per statement.
When the statement contains virtual operands, fail if it is not
a MODIFY_EXPR or a CALL_EXPR.
Return after the dont know node is inserted.
2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
PR middle-end/19807
PR tree-optimization/19639
* fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
and generic summands for char* as s * delta, too, folding &a[i]
CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
for comparison of steps. Convert types for index addition.
(fold_binary): Adjust the callers to always dispatch to
try_move_mult_to_index.
* tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
expr with non-gimple ARRAY_REF offset.
2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
* fold-const.c (fold_indirect_ref_1): Avoid removing
NOP_EXPRs with type qualifiers like const.
2005-05-11 Richard Henderson <rth@redhat.com>
PR c/21502
* c-decl.c (finish_decl): Propagate the completed array type of
a global variable into the binding.
2005-05-10 Matt Kraai <kraai@ftbfs.org>
* Makefile.in (gtype-desc.o, build/genautomata.o)
(build/varray.o): Depend on $(VARRAY_H).
2005-05-10 Diego Novillo <dnovillo@redhat.com>
* tree-optimize.c (init_tree_optimization_passes): Re-organize
optimization passes to do an initial batch of scalar cleanups.
2005-05-10 Ian Lance Taylor <ian@airs.com>
* read-rtl.c (struct macro_traverse_data): Define.
(map_attr_string): New static function, broken out of
apply_macro_to_string.
(mode_attr_index, apply_mode_maps): New static functions.
(apply_macro_to_string): Call map_attr_string.
(apply_macro_to_rtx): Add mode_maps and infile parameters. Change
all callers.
(apply_macro_traverse): Expect data to point to a struct
macro_traverse_data.
(read_rtx): Add mode_maps local variable. Use mode_traverse_data
to pass data through htab_traverse.
(read_rtx_1): Add mode_maps parameter. Change all callers.
Handle mode names which are attribute strings.
* doc/md.texi (Substitutions): Rename from String Substitutions.
Change references. Document using attributes as modes.
2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
* tree-cfg.c (tree_duplicate_sese_region): Update profile.
* tree-optimize.c (init_tree_optimization_passes) Swap
pass_ch and pass_profile.
* tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
here. Remove rewrite_into_loop_closed_ssa call.
2005-05-10 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
function.
(legitimate_reload_constant_p): Add check for const double zero.
* config/s390/s390.md: Add comment for constraint letter 'G'.
("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
attributes for new case.
* config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
s390_const_double_ok_for_constraint_p.
* config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
Add prototype.
2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
PR tree-optimization/21170
* tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
rewrite_ssa_into_ssa in comments with update_ssa.
2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-im.c: Include hashtab.h.
(struct mem_ref_loc): New.
(struct mem_ref): Describe the set of references with the same
shape.
(max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
maybe_queue_var, fem_single_reachable_address,
for_each_memref, single_reachable_address,
is_call_clobbered_ref, determine_lsm_reg): Removed.
(record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
hoist_memory_reference, memref_hash, memref_eq, memref_del,
gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
New functions.
(rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
(determine_lsm_loop): Rewritten.
(determine_lsm): Do not set stmt uids.
2005-05-10 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: Add comment lines for 'f' and 't' constraint
letters.
2005-05-10 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2005-05-10 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (dom_opt_finalize_block): Do not call
thread_across_edge for any abnormal edges.
2005-05-10 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_atomic_op): New.
* config/ia64/ia64-protos.h: Declare it.
* config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
(sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
(sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
(sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
(sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
(cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
extend result; use release semantics.
(cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
(sync_val_compare_and_swap_<IMODE>): Update to match.
2005-05-10 Richard Henderson <rth@redhat.com>
* optabs.c (expand_compare_and_swap_loop): Don't clobber old value
before comparing it for success.
2005-05-10 Richard Henderson <rth@redhat.com>
* config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
no return value pattern.
2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
H.J. Lu <hongjiu.lu@intel.com>
* libgcov.c (create_file_directory): New function. Create
directory for the given file name.
(gcov_max_filename): New static var. Keeps size of the longest
file name.
(gcov_exit): Always try to create directory for output
file. Relocate each filename basing on environment vars.
(__gcov_init): Remember the longest file name.
* tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
* doc/gcov.texi (Cross-profiling): New node documenting
cross-profiling management.
* doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (mem_min_alignment): Do not rely
on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2005-05-10 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
case code to avoid one move instruction.
(__umodsi3, __modsi3): Merge duplicated code sequences.
2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
* config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
config/sh/sh.md, config/sh/superh.h: Fix comment typos.
* doc/invoke.texi: Fix typos.
* tree-data-ref.c (analyze_array_indexes, analyze_array,
init_data_ref, access_functions_are_affine_or_constant_p,
free_data_refs): Use VEC instead of VARRAY.
* tree-data-ref.h (data_reference): Change the type of
access_fns to VEC(tree,gc)*.
(DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2005-05-10 Gabor Loki <loki@gcc.gnu.org>
PR c/17913
* c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
* fold-const.c (fold): Expand the condition of reducing cond_expr.
(contains_label_1, contains_label_p): New functions for checking
labels in a sub-tree.
2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
PR c/21342
* c-decl.c (pushdecl): When there is a declaration in the current
scope and the declarations are external linkage, check for
compatibility with the type in the external scope and update the
type in the external scope with the composite type information.
Do not form a composite type of the new type and the visible type
if they are incompatible.
2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
* crtstuff.c: Revert part of 2005-05-08 Change.
(IN_LIBGCC2): Define.
2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
remove redundant test.
(fp_mov_p): Accept 0.
(fp_high_losum_p): Remove redundant test.
* config/sparc/predicates.md (const_high_operand): Explicitly test
(not small_int_operand).
(fp_const_high_losum_operand): New.
* config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
(movdi_insn_sp32_v9): Use canonical predicates.
(movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
(movdi_insn_sp64_novis): Delete.
(movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
(movsf_insn_novis): Delete.
(movsf_insn_vis): Rename into movsf_insn.
(movsf_no_f_insn): Rename into movsf_insn_no_fpu.
(movsf_lo_sum): Use fp_const_high_losum_operand.
(movsf_high): Likewise.
(movsf_high_losum splitter): Likewise.
(mov<V32:mode> expander): Use register_or_zero_operand.
(mov<V64:mode> expander): Likewise.
(movdf_insn_sp32): Use register_or_zero_operand.
(movdf_no_e_insn_sp32): Use register_or_zero_operand.
Rename into movdf_insn_sp32_no_fpu.
(movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
Rename into movdf_insn_sp32_v9_no_fpu.
(movdf_insn_v9only_novis): Delete.
(movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
(movdf_insn_sp64_novis): Delete.
(movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
(movdf_no_e_insn_sp64): Use register_or_zero_operand.
Rename into movdf_insn_sp64_no_fpu.
(movtf expander): Use register_or_zero_operand.
(movtf_insn_sp32): Delete.
(movtf_insn_vis_sp32): Use register_or_zero_operand.
Rename into movtf_insn_sp32.
(movtf_no_e_insn_sp32): Use register_or_zero_operand.
Rename into movtf_insn_sp32_no_fpu.
(movtf_insn_hq_sp64): Delete.
(movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
Rename into movtf_insn_sp64_hq.
(movtf_insn_sp64): Delete.
(movtf_insn_vis_sp64): Use register_or_zero_operand.
Rename into movtf_insn_sp64.
(movtf_no_e_insn_sp64): Use register_or_zero_operand.
Rename into movtf_insn_sp64_no_fpu.
2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
* config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
gcc_assert and gcc_unreachable as appropriate.
(xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
xstormy16_output_cbranch_si, xstormy16_split_move,
xstormy16_initial_elimination_offset,
xstormy16_encode_section_info, xstormy16_print_operand_address,
xstormy16_expand_call, xstormy16_expand_arith,
xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
* tree-outof-ssa.c (_elim_graph): Change the type of nodes and
const_copies to VEC(tree,heap)*.
(new_elim_graph, delete_elim_graph, elim_graph_size,
elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
instead of VARRAY.
2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
PR other/21052
* doc/extend.texi (Type Attributes): Correct example syntax.
2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
PR c/21160
* doc/invoke.texi (-Wuninitialized): Update documentation.
2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.c (const_ok_for_arm): Use a faster algorithm.
2005-05-09 David Edelsohn <edelsohn@gnu.org>
PR target/21477
* config/rs6000/rs6000.md (add_op2): New.
(add<mode>3): Use it.
2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
* arm.c (arm_gen_constant): Add new heuristic for generating
constant integers that can be expressed as the difference of two
valid immediates.
2005-05-09 Roger Sayle <roger@eyesopen.com>
* c-tree.h (parser_build_unary_op): New prototype.
* c-typeck.c (parser_build_unary_op): New function to construct
a unary operation in the C parser.
* c-parser.c (c_parser_unary_expression): Use the new function
parser_build_unary_op when appropriate.
2005-05-09 Mark Mitchell <mark@codesourcery.com>
PR 18655
* dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
before outputting DWARF_FRAME_RETURN_COLUMN.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_branch_condition_mask,
s390_branch_condition_mnemonic, s390_extra_constraint_str,
s390_const_ok_for_constraint_p, s390_expand_plus_operand,
legitimize_pic_address, s390_emit_tls_call_insn,
legitimize_tls_address, legitimize_tls_address,
s390_expand_addcc, print_shift_count_operand, print_operand,
addr_generation_dependency_p, annotate_constant_pool_refs,
s390_split_branches, find_constant_pool_ref,
replace_constant_pool_ref, s390_add_constant, s390_find_constant,
s390_find_execute, s390_mainpool_start, s390_chunkify_start,
s390_output_pool_entry, s390_function_value,
s390_call_saved_register_used, s390_emit_call): Replace
conditional aborts by gcc_assert and unconditional by gcc_unreachable.
(s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
get_some_local_dynamic_name, s390_function_arg_size,
s390_function_arg_advance, s390_function_arg,
s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
default case by gcc_unreachable.
* config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
conditional abort by gcc_assert.
("doloop_si31"): Replace abort in last else by gcc_unreachable.
("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_decompose_address,
tls_symbolic_operand, legitimate_pic_operand_p,
legitimate_constant_p, legitimate_reload_constant_p,
s390_expand_plus_operand, legitimate_address_p,
legitimate_la_operand_p, ): Remove 'register' from signature.
(symbolic_reference_mentioned_p,
tls_symbolic_reference_mentioned_p): Remove 'register' from local
variable declarations.
(legitimize_address): Remove 'register' from
signature and local variable declarations.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390-protos.h: (s390_match_ccmode,
s390_match_ccmode_set, reg_used_in_mem_p,
symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
legitimate_la_operand_p, preferred_la_operand_p,
s390_short_displacement, addr_generation_dependency_p,
legitimate_reload_constant_p, legitimate_address_p): Change return type
into 'bool'.
(s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
* config/s390/s390.c: (s390_match_ccmode,
symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
legitimate_reload_constant_p): Change return type into 'bool'.
(preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
Likewise. Additionally adapted comment.
(s390_extra_constraint_p): Change Comment to reflect 'int' return type.
(s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
(s390_decompose_address): Change the type of the internal flags
"pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
(struct s390_address): Change type of "pointer" into bool.
* config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
Adapt calls for 's390_tm_ccmode' to the new signature.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_match_ccmode_set,
s390_branch_condition_mnemonic, s390_short_displacement,
s390_decompose_address, get_thread_pointer, legitimize_tls_address,
print_shift_count_operand, get_some_local_dynamic_name,
get_some_local_dynamic_name_1, reg_used_in_mem_p,
addr_generation_dependency_p, s390_split_branches,
annotate_constant_pool_refs, find_constant_pool_ref,
replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
s390_register_info, s390_frame_info, s390_init_frame_layout,
s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
restore_gprs, s390_function_arg_size, s390_function_arg_float,
s390_init_machine_status, s390_assemble_integer, s390_handle_option,
s390_encode_section_info, s390_cannot_force_const_mem,
s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
s390_adjust_priority, s390_issue_rate,
s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
s390_build_builtin_va_list, s390_gimplify_va_arg,
s390_function_ok_for_sibcall, s390_call_saved_register_used,
s390_pass_by_reference, s390_fixed_condition_code_regs,
s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
s390_chunkify_cancel, s390_start_pool, s390_end_pool,
s390_add_pool_insn, s390_find_pool, s390_add_constant,
s390_find_constant, s390_add_execute, s390_find_execute,
s390_execute_label, s390_execute_target, s390_dump_pool,
s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
Move target macro definitions to the end of the file. Move several
functions within the file to assure correct compiling.
2005-05-09 Steven Bosscher <stevenb@suse.de>
* calls.c (purge_reg_equiv_notes): Remove, fold into...
(fixup_tail_calls): ...here. Only look at insns between the
start of the function and the FUNCTION_BEG insn note.
* gcse.c (one_cprop_pass): Fix typos in dumps.
* tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
* config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
"RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
CC_REGNUM)'.
("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
'(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
REG_SC)'.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("gf") New mode attribute.
("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
"fixuns_truncsfsi2"): Merge.
("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
"fix_truncsfsi2_ieee"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("FPR") New mode macro.
("de", "dee"): New mode attributes.
("cmpdf", "cmpsf"): Merge.
("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
("floatdidf2", "floatdisf2"): Merge.
("adddf3", "addsf3"): Merge.
("*adddf3", "*addsf3"): Merge.
("*adddf3_cc", "*addsf3_cc"): Merge.
("*adddf3_cconly", "*addsf3_cconly"): Merge.
("*adddf3_ibm", "*addsf3_ibm"): Merge.
("subdf3", "subsf3"): Merge.
("*subdf3", "*subsf3"): Merge.
("*subdf3_cc", "*subsf3_cc"): Merge.
("*subdf3_cconly", "*subsf3_cconly"): Merge.
("*subdf3_ibm", "*subsf3_ibm"): Merge.
("muldf3", "mulsf3"): Merge.
("*muldf3", "*mulsf3" "): Merge.
("*muldf3_ibm", "*mulsf3_ibm"): Merge.
("*fmadddf", "*fmaddsf"): Merge.
("*fmsubdf", "*fmsubsf"): Merge.
("divdf3", "divsf3"): Merge.
("*divdf3", "*divsf3"): Merge.
("*divdf3_ibm", "*divsf3_ibm"): Merge.
("negdf2", "negsf2"): Merge.
("*negdf2_cc", "*negsf2_cc"): Merge.
("*negdf2_cconly", "*negsf2_cconly"): Merge.
("*negdf2", "*negsf2"): Merge.
("*negdf2_ibm", "*negsf2_ibm"): Merge.
("absdf2", "abssf2"): Merge.
("*absdf2_cc", "*abssf2_cc"): Merge.
("*absdf2_cconly", "*abssf2_cconly"): Merge.
("*absdf2", "*abssf2"): Merge.
("*absdf2_ibm", "*abssf2_ibm"): Merge.
("*negabsdf2_cc", "*negabssf2_cc"): Merge.
("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
("*negabsdf2", "*negabssf2"): Merge.
("sqrtdf2", "sqrtsf2"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.c: (s390_adjust_priority): Adapt to changed
attribute names.
* config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
"x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
"x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
attribute names.
* config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
"fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
"*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
"*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
"*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
"*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
"mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
"*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
"*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
"*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
"*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
"*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
"*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
'type' value.
("*divsf3"): Additionally rename second pattern to
"*divsf3_ibm".
("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
"*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
"*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
"subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
"subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
'type values' and rename 'type' value.
("*addsf3"): Additionally rename second pattern to
"*addsf3_ibm".
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("SHIFT"): New mode macro.
("lr", "shift"): New mode attributes.
("ashldi3", "lshrdi3"): Merge.
("*ashldi3_31", "*lshrdi3"_31): Merge.
("*ashldi3_64", "*lshrdi3"_64): Merge.
("ashlsi3", "lshrsi3"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("DSI", "SCOND"): New mode
macros.
("E", "g"): New mode attributes.
("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
("*adddi3_alc", "*addsi3_alc"): Merge.
("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
("*subdi3_slb", "*subsi3_slb"): Merge.
("adddicc", "addsicc"): Merge.
("*sconddi", "*scondsi"): Merge.
("*sconddi_neg", "*scondsi_neg"): Merge.
("sltu", "sgtu", "sleu", "sgeu"): Merge.
("negdi2", "negsi2"): Extract expander pattern from
"negsi2" and merge with "negdi2".
("*negdi2"): Merge with instruction pattern of "negsi2".
("*negdi2_cc", "*negsi2_cc"): Merge.
("*negdi2_cconly", "*negsi2_cconly"): Merge.
("rotldi3", "rotlsi3"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("hc"): New mode attribute.
("extendhidi2", "extendqidi2"): Merge.
("*extendhidi2", "*extendqidi2"): Merge.
("extendhisi2", "extendqisi2"): Merge.
("zero_extendhidi2", "zero_extendqidi2"): Merge.
("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
Merged 2 define_split.
("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("COMPARE"): New mode macro.
("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
"ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
"bungt", "bunle", "bunge", "bltgt"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("INT"): New mode macro.
("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("GPR", "P"): New mode macros.
("cmpdi", "cmpsi"): Merge.
("strlendi", "strlensi"): Merge.
("*strlendi", "*strlensi"): Merge.
("movmemdi", "movmemsi"): Merge.
("clrmemdi", "clrmemsi"): Merge.
2005-05-09 Adrian Straetling <straetling@de.ibm.com>
* config/s390/s390.md: ("HQI"): New mode macro.
("icm_lo", "icm_hi", "max_uint"): New mode attributes.
("*tmhi_full", "*tmqi_full"): Merge.
("*tsthiCCT", "*tstqiCCT"): Merge.
("*tsthi", "*tstqi"): Merge.
("*tsthi_cconly", "tstqi_cconly"): Merge.
("*sethighhisi", "*sethighqisi"): Merge.
2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
* crtstuff.c, integrate.h, tree-scalar-evolution.h,
config/alpha/unicosmk.h, config/arc/arc.md,
config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
config/arm/semi.h, config/arm/uclinux-elf.h,
config/arm/wince-pe.h, config/fr30/fr30.c,
config/rs6000/altivec.h: Update copyright.
2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
* config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
gcc_assert and gcc_unreachable as appropriate.
(pdp11_output_function_epilogue, output_move_double,
output_move_quad, print_operand_address, output_jump,
output_addr_const_pdp11): Likewise.
* config/pdp11/pdp11.h (FUNCTION_PROFILER,
ASM_OUTPUT_ALIGN): Likewise.
* config/pdp11/pdp11.md: Likewise.
(extendhisi2, subhi3, subqi3): Likewise.
2005-05-09 David Edelsohn <edelsohn@gnu.org>
PR middle-end/21237
* dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
to NE_EXPR case.
2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
* config/ia64/ia64.c: Fix a comment typo.
2005-05-09 Richard Earnshaw <rearnsha@arm.com>
PR target/21397
* arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
(arm_override_options): Use them instead of manifest constants. Don't
allow -march to override the -mtune setting.
2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
* config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
(gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
(function_arg_advance, function_arg, save_restore_insns,
iq2000_expand_prologue, iq2000_output_conditional_branch,
expand_one_builtin, print_operand):
* config/iq2000/iq2000.md (tablejump): Likewise.
2005-05-09 David Ung <davidu@mips.com>
* config/mips/mips.h (processor_type): Add names for the 24K.
* config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
processor family.
* config/mips/mips.md (cnv_mode): New attribute for recording the
conversion types of float convert insns.
(cpu): Add 24k and 24kx.
(include): Include 24k.md file.
(truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
(fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
(floatdisf2): Setup cnv_mode.
(fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
setup cnv_mode.
* config/mips/24k.md: New file, contains 24k DFA pipeline
description.
2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
* config/sh/sh.c (print_operand_address): Use gcc_assert and
gcc_unreachable as appropriate.
(print_operand, prepare_move_operands, prepare_scc_operands,
output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
fixup_mova, gen_far_branch, sh_reorg, split_branches,
final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
sh_set_return_address, sh_setup_incoming_varargs,
initial_elimination_offset, sh_pch_valid_p, get_free_reg,
sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
check_use_sfunc_addr): Likewise.
* config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
* config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
* config/sh/symbian.c (sh_symbian_mark_dllexport,
sh_symbian_mark_dllimport): Likewise.
* config/sh/sh.md: Likewise.
(movdicc, call_pop, call_value_pop, casesi_worker_1,
casesi_worker_2, casesi_shift_media, casesi_load_media,
return_media): Likewise.
2005-05-08 Roger Sayle <roger@eyesopen.com>
PR inline-asm/8788
* stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
operands.
2005-05-08 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (adjust_address): Fix typo last change.
2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
* config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
and -1 can happen in reg_renumber when no hard register is assigned.
2005-05-08 Steven Bosscher <stevenb@suse.de>
Kazu Hirata <kazu@cs.umass.edu>
PR tree-optimization/14841, tree-optimization/15838
* tree-ssa-ccp.c (fold_const_aggregate_ref): New.
(evaluate_stmt): Call it.
2005-05-08 Jakub Jelinek <jakub@redhat.com>
* config/ia64/ia64.c (ia64_override_options): Don't set
ia64_flag_var_tracking and clear flag_var_tracking here...
(ia64_file_start): ... but here.
2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
* config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
and gcc_unreachable as appropriate.
(expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
m68hc11_gen_highpart, print_operand, print_operand_address,
m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
m68hc11_gen_movhi): Likewise.
* config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
* config/m68hc11/m68hc11.md: Reword comment.
2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
PR target/21281
* config/m68hc11/predicates.md (splitable_operand): An immediate is
allowed.
2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
* config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
the 68HC12 address indirect addressing mode as it is not supported by
bset and bclr.
* config/m68hc11/m68hc11-protos.h
(m68hc11_valid_addressing_p): Declare.
(m68hc11_add_mode): Declare.
* config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
register_indirect_p and export it.
(m68hc11_z_replacement): Use emit_insn_after when adding the save Z
instruction so that it is part of the good BB.
(m68hc11_gen_movhi): Fix invalid generation of indexed indirect
addressing with movw.
(m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
68HC12.
* config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
* config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
for 68HC11.
("*movhi_68hc12"): Handle movhi_const0.
("*subhi3", "subqi3"): Use general_operand for operand 1.
("*subhi3_zext"): Likewise.
2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
PR target/19051
* config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
operand 1 and fix constraints.
("mulqihi3"): Use general_operand for operand 2.
2005-05-08 Julian Brown <julian@codesourcery.com>
H.J. Lu <hongjiu.lu@intel.com>
Paul Brook <paul@codesourcery.com>
* configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
GNU linker. Support linker version x.x.x.x.x. Require GNU linker
20050308/2.16.0 or newer for comdat group.
* configure: Regenerated.
* config.in: Regenerated.
* varasm.c (default_function_rodata_section): Put .rodata section in
COMDAT group when necessary.
(default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
HAVE_COMDAT_GROUP.
(default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
available.
2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
* tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
instead of VARRAY.
* tree-flow.h (num_referenced_var, referenced_var): Likewise.
* tree-into-ssa.c (mark_def_site_blocks): Likewise.
* tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
* tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
PR target/16925
* config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
64-bit constants on 64-bit hosts.
(m68hc11_split_logical): Simplify.
(m68hc11_split_move): Likewise.
2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
Paolo Bonzini <bonzini@gnu.org>
* Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
* aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
* configure.ac (enable_checking): Fix typos in runtime_checking.
(ENABLE_RUNTIME_CHECKING): Mark as target template.
(xm_file): Prepend auto-host.h
(HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
* mkconfig.sh: Do not automatically define USED_FOR_TARGET in
tconfig.h.
* crtstuff.c: Do not include auto-host.h.
(IN_LIBGCC2): Do not define.
* gcov-io.h: Include tconfig.h, not auto-host.h.
* libgcc2.c: Do not include auto-host.h.
(abort): Do not undefine.
* libgcov.c: Remove unneeded comment about config.h.
* unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
* config.in, configure: Regenerated.
2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
Falk Hueffner <falk@debian.org>
* config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
and gcc_unreachable as appropriate.
(get_aligned_mem, get_unaligned_address,
alpha_emit_set_long_const, alpha_emit_conditional_branch,
alpha_emit_setcc, alpha_emit_conditional_move,
alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
alpha_expand_unaligned_load, alpha_expand_block_move,
alpha_expand_zap_mask, get_trap_mode_suffix,
get_round_mode_suffix, get_some_local_dynamic_name,
print_operand_address, function_arg, alpha_return_in_memory,
function_value, alpha_expand_builtin,
alpha_initial_elimination_offset, alpha_expand_epilogue,
summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
alphaev5_next_group, alpha_align_insns,
unicosmk_initial_elimination_offset, unicosmk_unique_section,
unicosmk_ssib_name): Likewise.
* config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
* config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
* config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
* config/alpha/alpha.md (*divmodsi_internal_er,
*divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
call_nt, call_umk, call_vms, call_value, sibcall_value,
call_value_osf, call_value_nt, call_value_vms, call_value_umk,
*call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
* config/alpha/predicates.md (input_operand): Likewise.
2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
* config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
gcc_unreachable, as appropriate.
(frv_function_prologue, frv_alloc_temp_reg,
frv_initial_elimination_offset, frv_expand_block_move,
frv_expand_block_clear, frv_print_operand_jump_hint,
frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
frv_in_small_data_p, frv_asm_out_constructor,
frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
* config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
*cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
*cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
sibcall_value, casesi): Likewise.
* config/mn10300/mn10300.c (print_operand): Use gcc_assert and
gcc_unreachable as appropriate.
(print_operand_address, mn10300_print_reg_list, expand_prologue,
expand_epilogue, notice_update_cc, initial_offset,
mn10300_address_cost_1): Likewise.
* config/mn10300/mn10300.md: Likewise.
(absdf2, abssf2, negdf2, negsf2): Likewise.
2005-05-08 Richard Sandiford <rsandifo@redhat.com>
PR target/21416
* config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
comparisons.
* config/mips/mips.md (swapped_fcond): New code macro and attribute.
(sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
including sunge_<mode> and sungt_<mode>.
2005-05-08 Richard Sandiford <rsandifo@redhat.com>
* integrate.h (get_hard_reg_initial_val): Change type of register
parameter from int to unsigned int.
(has_hard_reg_initial_val): Likewise.
* integrate.c (get_hard_reg_initial_val): Likewise.
(has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
* except.c (eh_status): Change the type of ttype_data to
VEC(tree,gc)*.
(add_ttypes_entry, assign_filter_values,
output_function_exception_table): Use VEC instead of VARRAY.
2005-05-07 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2005-05-07 Paul Brook <paul@codesourcery.com>
* Makefile.in: Fix dependencies.
(GCOV_IO_H, VARRAY_H): Set.
2005-05-07 Anthony Green <green@redhat.com>
PR bootstrap/21403
* configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
x$STMP_FIXPROTO test.
* configure: Rebuilt.
2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
* config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
inappropriate feature test macros if flag_iso.
2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
* config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2005-05-07 Hans-Peter Nilsson <hp@axis.com>
PR target/21441
* config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
Handle moved operand being in special register.
("smulsi3_highpart", "umulsi3_highpart"): Change .error into
presumed working insn.
(mover2side): Add FIXME.
2005-05-07 Richard Sandiford <rsandifo@redhat.com>
* integrate.c (get_func_hard_reg_initial_val): Delete.
(has_func_hard_reg_initial_val): Delete.
(get_hard_reg_initial_val): Inline the old implementation of
get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
instead of has_func_hard_reg_initial_val to test for an existing
pseudo. Only create an rtx if a new initial value entry is needed.
(has_hard_reg_initial_val): Scan the initial value list directly.
Don't create an rtx.
2005-05-07 David Edelsohn <edelsohn@gnu.org>
* config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
from extra_options.
* config.in (HAVE_AS_POPCNTB): New.
* configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
(HAVE_AS_POPCNTB): New.
* configure: Regenerated.
* config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
* config/rs6000/rs6000.c (rs6000_override_options, power5): Add
MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
and rs6000_sched_costly_dep.
* config/rs6000/rs6000.h (TARGET_POPCNTB): New.
(TARGET_XL_COMPAT): Delete.
* config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
(popcount<mode>2): New.
(popcntb<mode>2): New.
* config/rs6000/rs6000.opt (mpopcntb): New.
* opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
if variable name exists.
2005-05-07 Matt Kraai <kraai@ftbfs.org>
* Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2005-05-07 Richard Henderson <rth@redhat.com>
PR target/21412
* config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
with constant offsets.
2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
* config/v850/v850.c (print_operand): Use gcc_assert and
gcc_unreachable, as appropriate.
(print_operand_address, v850_handle_data_area_attribute,
v850_encode_data_area, construct_restore_jr, construct_save_jarl,
v850_insert_attributes, construct_prepare_instruction): Likewise.
* config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
* config/v850/v850.md (movsicc, *sasf_1): Likewise.
2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-loop-ivcanon.c, config/i386/i386.c,
config/rs6000/rs6000.h: Fix comment typos.
2005-05-07 Richard Sandiford <rsandifo@redhat.com>
* doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
* config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
(mips_scalar_mode_supported_p): Delete.
2005-05-06 Eric Christopher <echristo@redhat.com>
* config/mips/mips.opt: Remove -mint64 option.
* config/mips/mips.c (override_options): Remove -mint64
handling.
* config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
* config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
64-bit integer handling.
* doc/invoke.texi (Option Summary): Remove -mint64 for
mips.
2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/19401
* tree-flow.h (tree_unroll_loops_completely): Declaration changed.
* tree-ssa-loop-ivcanon.c (enum unroll_level): New.
(estimated_unrolled_size): New function.
(try_unroll_loop_completely, canonicalize_loop_induction_variables,
tree_unroll_loops_completely): Always unroll loops if the code size
does not increase.
* tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
loops should be unrolled completely.
(gate_tree_complete_unroll): Run complete unrolling unconditionally.
2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
PR rtl-optimization/21254
* loop-iv.c (iv_number_of_iterations): Simplify infiniteness
assumptions for loops that otherwise do not roll.
(find_simple_exit): Prefer # of iterations that is guaranteed
not to be infinite.
* loop-unroll.c (decide_peel_once_rolling,
decide_peel_completely): Check whether the loop is infinite.
2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/sysv4.opt: Fix typo.
2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
Jakub Jelinek <jakub@redhat.com>
PR target/21329
* config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
Don't use rep; movs{l,q} if the repetition count is really small,
instead use a sequence of movs{l,q} instructions.
2005-05-06 Jeff Law <law@redhat.com>
PR tree-optimization/21380
* tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
thread through a block with no preds.
2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
add_call_read_ops): Use VEC instead of VARRAY.
2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
* config/mcore/mcore.c (mcore_print_operand_address): Use
gcc_assert and gcc_unreachable as appropriate.
(mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
mcore_output_andn, output_inline_const, mcore_output_move,
mcore_output_movedouble, mcore_expand_block_move,
layout_mcore_frame, mcore_initial_elimination_offset,
mcore_expand_prolog, mcore_mark_dllexport,
mcore_mark_dllimport): Likewise.
* config/mcore/mcore.h (switch_to_section): Likewise.
* config/mcore/mcore.md: Likewise.
2005-05-06 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
TARGET_PROFILE_KERNEL.
* config/rs6000/rs6000.c (output_profile_hook): Add comment to
TARGET_PROFILE_KERNEL use.
2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
* config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
and gcc_unreachable, as appropriate.
(gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
m32r_expand_prologue, m32r_output_function_epilogue,
m32r_legitimize_pic_address, m32r_print_operand_address,
emit_cond_move, m32r_function_symbol,
m32r_output_block_move): Likewise.
* config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
* config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
*rev_zero_branch_insn): Likewise.
2005-05-06 Jakub Jelinek <jakub@redhat.com>
PR c++/20961
* varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
if both NEWDECL and OLDDECL are already weak.
2005-05-06 Richard Sandiford <rsandifo@redhat.com>
* config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
and plus_constant.
2005-05-05 Aldy Hernandez <aldyh@redhat.com>
David Edelsohn <edelsohn@gnu.org>
* config.gcc: Add .opt magic for the rs6000 ports.
* doc/invoke.texi: Document -mabi= option properly. Document
-misel and -mno-sel. Document -mspe and -mno-spe. Document
-mvrsave and -mno-vrsave. Document deprecation of -mspe= and
-misel=.
* config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
TARGET_XL_COMPAT.
* config/rs6000/aix.opt: New.
* config/rs6000/aix41.opt: New.
* config/rs6000/aix64.opt: New.
* config/rs6000/darwin.opt: New.
* config/rs6000/linux64.opt: New.
* config/rs6000/rs6000.opt: New.
* config/rs6000/sysv4.opt: New.
* config/rs6000/sysv4.h: Delete definitions of MASK_* and
associated TARGET_*. Remove SUBTARGET_OPTIONS,
SUBTARGET_SWITCHES.
Define TARGET_USES_SYSV4_OPT.
* config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
* config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
TARGET_USES_AIX64_OPT.
* config/rs6000/aix51.h: Same.
* config/rs6000/aix52.h: Same.
* config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
* config/rs6000/linux64.h: Use
rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
* config/rs6000/rs6000.c: Remove definitions of
rs6000_sched_restricted_insns_priority,
rs6000_long_double_size_string, rs6000_altivec_vrsave,
rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
rs6000_alignment_string. Define rs6000_explicit_options.
(rs6000_parse_abi_options): Remove.
(rs6000_parse_alignment_option): Remove.
(rs6000_parse_float_gprs_option): Remove.
(rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
TARGET_DEFAULT_TARGET_FLAGS.
(rs6000_override_options): Revamp to use new .opt machinery.
* config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
of new .opt machinery. Remove target_flags. Redefine
TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
rs6000_longcall_switch, rs6000_default_long_calls,
rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
TARGET_ALTIVEC_VRSAVE.
2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
* config.gcc (hppa1.1-*-rtems*): Remove.
* config/pa/rtems.h: Remove.
2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
Exclude roe/603e multilib variants.
2005-05-04 Denis Chertykov <denisc@overta.ru>
PR target/21284
* config/avr/avr.c (avr_output_addr_vec_elt): Use special section
for output.
2005-05-05 Richard Sandiford <rsandifo@redhat.com>
* config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
arm/pe.opt to $extra_options.
* config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
(target_float_abi_name, target_float_switch, target_abi_name)
(ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
(ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
(ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
(ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
(ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
(THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
(THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
(TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
(TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
(TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
(TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
(TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
(TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
(TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
(arm_pic_register_string): Delete.
(TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
TARGET_TPCS_FRAME.
(TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
* config/arm/coff.h (TARGET_DEFAULT): Likewise.
* config/arm/elf.h (TARGET_DEFAULT): Likewise.
* config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
* config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
* config/arm/semi.h (TARGET_DEFAULT): Likewise.
* config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
* config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
* config/arm/pe.h (TARGET_DEFAULT): Likewise.
(TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
(SUBTARGET_SWITCHES): Delete.
* config/arm/arm.c (target_float_switch): Delete.
(arm_cpu_select): Moved from config/arm/arm.h.
(target_fpu_name, target_fpe_name, target_float_abi_name)
(target_abi_name, structure_size_string, arm_pic_register_string)
(arm_select): Make static.
(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
(arm_handle_option): New function.
(arm_override_options): Update target_flags checks for new mask names.
Remove target_float_switch code.
(arm_expand_prologue, thumb_expand_prologue): Check
!TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
* config/arm/arm.opt, config/arm/pe.opt: New files.
2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
* config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
gcc_unreachable as appropriate.
(arc_double_limm_p, arc_setup_incoming_varargs,
arc_compute_function_type, arc_output_function_prologue,
arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
output_shift, arc_print_operand, arc_print_operand_address,
arc_final_prescan_insn): Likewise.
* config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2005-05-04 Geoffrey Keating <geoffk@apple.com>
* config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
comparing Pmode.
(SDI): New.
(cmp): Delete.
(wd): New.
(add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
clz<mode>2, ctz<mode>2, ffs<mode>2): New.
(addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
(one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
(adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
(one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
(sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
2005-05-05 Paul Brook <paul@codesourcery.com>
* Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
and tree-data-ref.h with *_H variables.
2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
* config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
* system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
* doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
* config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
setting of vrsave register for current function after
call to save_world is emitted.
2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
* config/mmix/predicates.md: New file.
* config/mmix/mmix.c (mmix_symbolic_or_address_operand)
(mmix_reg_or_constant_operand, mmix_reg_cc_operand)
(mmix_foldable_comparison_operator, mmix_comparison_operator)
(mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
* config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
Don't define.
* config/mmix/mmix.md: Include predicates.md.
("call", "call_value"): Force address to register if it isn't a
mmix_symbolic_or_address_operand.
2005-05-04 Andrew MacLeod <amacleod@redhat.com>
* tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
the flags are of appropriate types.
(num_ssa_operands): Generalize using the generic interface.
* tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
iterator.
2005-05-04 Richard Sandiford <rsandifo@redhat.com>
* protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
(keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
* tree-outof-ssa.c (edge_leader, stmt_list,
analyze_edges_for_bb): Use VEC instead of VARRAY.
(init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
(perform_edge_inserts): Call init_analayze_edges_for_bb and
fini_analayze_edges_for_bb.
2005-05-04 James E Wilson <wilson@specifixinc.com>
PR driver/21112
* gcc.c (process_command): In the second argv scan loop, ignore
Xassembler and Xpreprocessor, along with their argument.
2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
* tree-flow-inline.h, tree-ssa-operands.c,
tree-ssa-operands.h, tree-ssa-opfinalize.h:
Likewise. tree-vn.c: Fix comment typos.
* doc/passes.texi, doc/tree-ssa.texi: Fix typos.
2005-05-04 Paolo Bonzini <bonzini@gnu.org>
* doc/tm.texi (Target Hooks): Document
TARGET_RESOLVE_OVERLOADED_BUILTIN.
2005-05-04 Paul Brook <paul@codesourcery.com>
* Makefile.in: Change dependencies on target.h to $(TARGET_H).
2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
* dwarf2out.c (incomplete_types, retry_incomplete_types,
gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
of VARRAY.
* loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
get_expansion, expand_var_during_unrolling,
insert_var_expansion_initialization,
combine_var_copies_in_loop_exit, release_var_copies): Use VEC
instead of VARRAY.
* tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
update_stmt.
2005-05-03 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/15618
* fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
the same as INTEGER_TYPE.
(fold_binary): Fold "bool_var != 0" to bool_var.
Fold "bool_var == 1" to bool_var.
2005-05-03 Richard Henderson <rth@redhat.com>
PR middle-end/21318
* function.c (instantiate_virtual_regs_in_insn): Use the mode
from recog_data instead of insn_data.
2005-05-03 DJ Delorie <dj@redhat.com>
* common.opt (fdiagnostics-show-option): No variable is needed.
* diagnostic.h (diagnostic_context): Add show_option_requested flag.
* diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
(diagnostic_report_diagnostic): Test for enabled diagnostics here.
Save and restore original message format. Use flag in context
instead of global.
(warning): Don't test for enabled warnings here.
* opts.c (common_handle_option): Handle -fdiagnostics-show-option
here.
2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
* config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
* config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
* mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
* aclocal.m4: Don't include accross.m4.
* configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
* configure, config.in: Regenerate.
2005-05-04 Jakub Jelinek <jakub@redhat.com>
PR middle-end/21265
* expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
(clear_storage): Add argument.
* expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
tailcall.
(emit_block_move): Handle BLOCK_OP_TAILCALL method.
(clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
(store_expr, store_constructor): Adjust callers.
* builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
to emit_block_move if CALL_EXPR_TAILCALL (exp).
(expand_builtin_memmove): Add ORIG_EXP argument, copy
CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
(expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
with EXP. Pass EXP to expand_builtin_memmove.
(expand_builtin_memset): Add ORIG_EXP argument, pass
BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
(expand_builtin_bzero): Replace ARGLIST argument with EXP.
Pass EXP to expand_builtin_memset.
(expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
the new CALL_EXPR.
(expand_builtin_strncmp): Likewise.
(expand_builtin_printf): Replace ARGLIST argument with EXP.
Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
(expand_builtin_fprintf): Likewise.
(expand_builtin): Adjust calls to
expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
* config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
item in V4SF mode.
PR rtl-optimization/21239
* combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
* tree-flow.h (tree_ann_common_d): Move aux to ...
(stmt_ann_d): ... here.
* tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
move_computations_stmt, schedule_sm): Update references to
aux.
* tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
* tree-cfg.c (remove_bb): Remove a redundant call to
set_bb_for_stmt.
* tree-if-conv.c (replace_phi_with_cond_modify_expr):
Likewise.
2005-05-03 Richard Henderson <rth@redhat.com>
* config/rs6000/rs6000.c: Remove conflict markers.
* cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
2005-05-03 James E Wilson <wilson@specifixinc.com>
* dwarf2out.c (lookup_filename): Call maybe_emit_file.
2005-05-03 DJ Delorie <dj@redhat.com>
* c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
decide if the warning will be printed.
* calls.c (expand_call): Likewise.
* function.c (init-function_start): Likewise.
* common.opt (-fdiagnostics-show-option): New.
* opts.c (option_enabled): Accept the option index instead of a
pointer to the option descriptor.
* opts.h (option_enabled): Likewise.
* toplev.c (print_switch_values): Pass option index, not option
descriptor.
* diagnostic.h (diagnostic_info): Add option_index.
* diagnostic.c: Include opts.h.
(diagnostic_set_info): Initialize option_index.
(diagnostic_report_diagnostic): Amend option name if appropriate.
(warning): Check to see if the specified warning is enabled.
Store option index.
* doc/invoke.texi (-fdiagnostics-show-options): Document.
2005-05-03 Richard Henderson <rth@redhat.com>
* config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
SPEC_OR_GEN_REGS definitions.
2005-05-03 Alexandre Oliva <aoliva@redhat.com>
PR target/16888
* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
for unavailable registers.
2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
* tree-cfg.c (tree_forwarder_block_p): Fix a typo.
* cfglayout.c (block_locators_blocks,
insn_locators_initialize, insn_scope): Use VEC instead of
VARRAY.
* tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
mudflap_finish_file, mudflap_finish_file): Use VEC instead of
VARRAY.
2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/predicates.md (const_compl_high_operand): New.
* config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
gen_safe_HIGH64.
(sparc_emit_set_const64_quick1): Adjust for above change.
(sparc_emit_set_const64_quick2): Likewise.
(sparc_emit_set_const64_longway): Likewise.
(sparc_emit_set_const64): Likewise.
* config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
movdi_const64_special): Delete.
(logical constant splitters): Use const_compl_high_operand.
2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
rather than STRIP_NOPS.
2005-05-03 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/21330
* loop-unswitch.c (may_unswitch_on): Set *cinsn only when
returning non-NULL.
(unswitch_single_loop): Clear cinsn when retrying.
PR target/21297
* config/i386/i386.c (legitimize_address): When canonicalizing
ASHIFT into MULT, multiply by 1 << shift_count instead of
1 << log2 (shift_count).
2005-05-03 Andrew MacLeod <amacleod@redhat.com>
* lambda-code.c (gcc_loop_to_lambda_loop,
lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
generic operand interface.
* tree-data-ref.c (find_data_references_in_loop): Use generic interface.
* tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
generic operand interface.
* tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
num_imm_uses): Use ssa_use_operand_t.
(get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
get_v_must_def_ops): Delete.
(get_def_from_ptr, get_phi_result_ptr): Get def directly now.
(get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
get_v_must_def_kill_ptr): Delete.
(delink_stmt_imm_use): Move and use new operand interface.
(op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
op_iter_next_tree): Use new operand implementation.
(clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
(op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
type check.
(op_iter_next_mustdef, op_iter_next_maydef,
op_iter_next_must_and_may_def): Delete. Replace with...
(op_iter_next_maymustdef): New. Combine must and may next operations.
(op_iter_init_maydef, op_iter_init_mustdef,
op_iter_init_must_and_may_def): Use new interface.
(single_ssa_tree_operand ): New. Process single operands only as trees.
(single_ssa_use_operand): New. Process single operands only as uses.
(single_ssa_def_operand): New. Process single operands only as defs.
(zero_ssa_operands): New. Return TRUE if there are zero operands of the
specified types.
(num_ssa_operands): New. Count the number of specified operands.
(compare_ssa_operands_equal): New. Compare two statements' operands.
(single_phi_def): New. Return true if PHI has one def of the specified
operand type.
(op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
(op_iter_init_phidef): New. Initialize the iterator for the PHI def.
* tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
(struct stmt_ann_d): Operands field no longer require GTY().
(vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
* tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
* tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
dump_replaceable_exprs, rewrite_trees): Use generic interface.
* tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
Use use_operand_p instead of ssa_imm_use_t *.
* tree-pretty-print.c (dump_vops): check if operands are active before
dumping virtual operands.
* tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
* tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
(ccp_fold): Use new interface.
(ccp_visit_stmt): Remove unused variables and code.
(convert_to_gimple_builtin): Insert statements before calling
mark_new_vars_to_rename.
* tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
(copy_prop_visit_cond_stmt): Use generic interface.
* tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
annotation in table.
(thread_across_edge): Use generic interface.
(initialize_hash_element): Initialzie with stmt, not annotation.
(eliminate_redundant_computations): Use generic interface.
(record_equivalences_from_stmt): Pass stmt, not annotation.
(avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
interface.
* tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
* tree-ssa-loop-ivopts.c (find_invariants_stmt,
find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
generic operand interface.
* tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
interface.
* tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
Interface.
* tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
(build_defs, build_uses, build_v_may_defs, build_vuses,
build_v_must_defs): Change type to struct opbuild_list_d.
(ops_active): New. Operands active boolean.
(operand_memory, operand_memory_index): New. Operand memory managers.
(allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
allocate_vuse_optype, allocate_v_must_def_optype): Delete.
(free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
Change from functions to static variable list heads.
(opbuild_initialize_virtual): New. Initialize a virtual build list.
(opbuild_initialize_real): New. Initialize a virtual build list.
(opbuild_free): New. Free a build list.
(opbuild_num_elems): New. Number of items in a list.
(opbuild_append_real): New. Add a real (tree *) operand.
(opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
(opbuild_first): New. Return first element index in a list.
(opbuild_next): New. Return next element in a list.
(opbuild_elem_real): New. Return real element.
(opbuild_elem_virtual): New. Return virtual element.
(opbuild_elem_uid): New. Return UID of virtual element.
(opbuild_clear): New. Reset an operand list.
(opbuild_remove_elem): New. Remove an element form a list.
(ssa_operands_active): New. Return true if operand cache is active.
(init_ssa_operands, fini_ssa_operands): Initialize new implementation.
(ssa_operand_alloc): New. Allocate memory from an operand chunk.
(correct_use_link): Use use_operand_p.
(finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
(cleanup_v_may_defs): Use new implmentation.
(finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
implementation.
(append_def, append_use, append_v_may_def, append_vuse,
append_v_must_def): Call opbuild_append routine instead of using varray.
(build_ssa_operands): Simplify to simply use stmt, don't maintain a
global parse_old_ops variable.
(free_ssa_operands): New implementation.
(update_stmt_operands): Move. Change argument to build_ssa_operands.
(copy_virtual_operands): Move. New generic implementation.
(create_ssa_artficial_load_stmt): Move. New implementation.
(swap_tree_operands): Update for new implementation.
(get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
(add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
rather than a varray.
(verify_imm_links): Use use_operand_p.
(dump_immediate_uses_for): If the immediate use variable is a virtual
variable, show the virtual ops in the stmt.
* tree-ssa-operands.h (def_operand_p): No longer a structure.
(NULL_DEF_OPERAND_P): Now a #define.
(def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
(def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
mustdef_optype_d): New. Use Linked list representation.
(SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
(struct ssa_operand_memory_d): New. Allocated Chunk node.
(struct stmt_operands_d): Change to new pointers that are not GTY.
(STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
SET_V_MUST_DEF_KILL): Delete.
(V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
(V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
(enum ssa_op_iter_type): Operand iterator typechecking values.
(struct ssa_operand_iterator_d): Use linked lists of operands.
(SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
(FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
(FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
(FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
(FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
(SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
* tree-ssa-opfinalize.h: New. Function templates for expansion.
(FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
alloc_vuse, and alloc_mustdef.
(FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
and finalize_ssa_v_must_def_ops.
* tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
(create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
stmt around.
(compute_avail): Use generic iterator interface.
* tree-ssa-propagate.c (first_vdef): Use generic operand interface.
(stmt_makes_single_load, stmt_makes_single_store): Use
ZERO_SSA_OPERANDS.
* tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
(statement_sink_location): Use generic interface.
* tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
(delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
reset the immediate use link nodes.
(stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
* tree-ssanames.c (make_ssa_name): Use use_operand_p.
* tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
(eliminate_tail_call): Use generic operand interface.
* tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
(vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
interface.
* tree-vect-transform.c (update_vuses_to_preheader): Use generic
interface.
* tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
* tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
vuse_optype.
(vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
Use statement pointer instead of vuse_optype. Use generic interface.
* tree-vrp.c (maybe_add_assert_expr): Use generic interface.
(stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
* tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
(tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
* doc/tree-ssa.texi: Update documentation for operand interface.
2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
* config/darwin.c (machopic_define_symbol): Use gcc_assert or
gcc_unreachable as appropriate.
(machopic_function_base_name, machopic_indirect_data_reference,
machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
* config/host-darwin.c (darwin_gt_pch_use_address): Likewise
* config/rs6000/altivec.md (*mov<mode>_internal,
build_vector_mask_for_load): Likewise.
* config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
*call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
*sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
* config/rs6000/predicates.md (easy_fp_constant,
logical_operand): Likewise.
* config/rs6000/rs6000.c (spe_expand_predicate_builtin,
compute_save_world_info, rs6000_emit_prologue,
rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
* config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
directly.
2005-05-03 Uros Bizjak <uros@kss-loka.si>
PR middle-end/21282
* convert.c (convert_to_integer): Convert ceil and floor in
c99 mode only.
2005-04-29 Geoffrey Keating <geoffk@apple.com>
PR target/20813
* config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
define_insn_and_split. Split only when memory operand is
offsettable. Use adjust_address rather than plus_constant.
(floatunssidf2_internal): Likewise.
(fix_truncdfsi2_internal): Split only when memory operand is
offsettable. Use adjust_address rather than plus_constant.
(fix_trunctfsi2_internal): Likewise.
(floatsidf2_internal): Likewise.
2005-05-02 Diego Novillo <dnovillo@redhat.com>
* tree-vrp.c (set_value_range_to_nonnull): Declare inline.
(set_value_range_to_null): Likewise.
(set_value_range_to_varying): New function. Use it in all
call sites that used to call set_value_range (vr, VR_VARYING, ...).
(extract_range_from_assert): If the integral type has a
super-type, and LIMIT is not within MIN and MAX values of that
type, set the resulting range to VR_VARYING.
2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
* config/mmix/mmix.opt: New file.
* config/mmix/mmix.h: Move options-related comments to mmix.opt.
(mmix_cc1_ignored_option): Don't declare.
(TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
(TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
(TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
(TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
(TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
(TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
(TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
(TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
Don't define.
(TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
* config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
(TARGET_DEFAULT_TARGET_FLAGS): Override default.
2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
PR c/15698
* c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
* c-decl.c (current_function_prototype_built_in,
current_function_prototype_arg_types): New.
(merge_decls): Keep source location of prototype followed by
nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
(builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
(start_function): Always set current_function_prototype_locus,
current_function_prototype_built_in and
current_function_prototype_arg_types. Check for external
prototype whether or not visible for external function and set
current_function_prototype_arg_types accordingly.
(store_parm_decls_oldstyle): Use
current_function_prototype_arg_types for checking old-style
definition against prototype. Give warnings only if
current_function_prototype_built_in).
2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
* ggc.h (ggc_alloc_zone_pass_stat): New macro.
(ggc_alloc_zone_stat): Don't define.
* ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
ggc_alloc_zone_pass_stat.
* rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
* tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
(make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
* calls.c (expand_call): Handle current_function_pretend_args_size
when checking for sibcalls.
2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
PR tree-optimization/21294
* tree-vrp.c (vrp_expr_computes_nonzero): New.
(extract_range_from_expr): Call vrp_expr_computes_nonzero.
2005-05-02 Janis Johnson <janis187@us.ibm.com>
PR 19985
* gcov-io.h: Declare gcov external functions hidden.
2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
Use VEC instead of VARRAY.
(equiv_free): New.
* tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
out common code.
2005-05-02 Paolo Bonzini <bonzini@gnu.org>
* c-common.c (resolve_overloaded_builtin): Forward to target
hook for BUILT_IN_MD built-ins.
* c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
for all types of built-in.
* target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
in the definition of the target hooks struct.
* target.h (struct gcc_target): Add resolve_overloaded_builtin.
* config/rs6000/altivec.h: Rewritten.
* config/rs6000/rs6000-c.c (struct altivec_builtin_types,
altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
rs6000_builtin_type, rs6000_builtin_type_compatible,
altivec_overloaded_builtins, rs6000_builtin_type,
rs6000_builtin_type_compatible): New.
* config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
New.
(def_builtin): Turn into a function. Check for duplicates and store
the builtin into rs6000_builtin_decls.
(bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
bdesc_1arg): Add overloaded builtins.
(altivec_expand_builtin): Check for unresolved overloaded builtins,
do not support ALTIVEC_COMPILETIME_ERROR.
(rs6000_init_builtins): Add opaque 128-bit vector, and internal
nodes to represent front-end types.
(altivec_init_builtins, rs6000_common_init_builtins): Create builtins
with opaque arguments and/or return values.
* config/rs6000/rs6000.h (enum rs6000_builtins): Remove
ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
(rs6000_builtin_type_index): New.
(is_ev64_opaque_type): Rename to...
(rs6000_is_opaque_type): ... this.
(rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
target hook.
2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
* function.c (reorder_blocks, reorder_blocks_1): Use VEC
instead of VARRAY.
2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
print_address_operand, print_operand, legitimize_pic_address,
asm_conditional_branch, bfin_gen_compare, output_push_multiple,
output_pop_multiple): Use gcc_assert or gcc_unreachable as
appropriate.
* config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
* doc/passes.texi: Document vectorization pass.
2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
* tree-scalar-evolution.c (get_exit_conditions_rec,
select_loops_exit_conditions,
number_of_iterations_for_all_loops,
analyze_scalar_evolution_for_all_loop_phi_nodes,
scev_analysis): Use VEC instead of VARRAY.
2005-05-02 Michael Matz <matz@suse.de>
PR c++/19542
* c-common.c (c_common_nodes_and_builtins): Create global null_node.
(warn_strict_null_sentinel): Define.
(check_function_sentinel): Check for null_node as valid sentinel too.
* c-common.h (c_tree_index): Added CTI_NULL.
(null_node) Define global_tree[CTI_NULL].
(warn_strict_null_sentinel): Declare.
* c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
* c.opt: (Wstrict-null-sentinel): New C++ option.
* doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
* gimplify.c (gimplify_compound_lval): Use VEC instead of
VARRAY.
* global.c (calculate_reg_pav): Use VEC instead of VARRAY.
* dwarf2out.c (decl_scope_table, push_decl_scope,
pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
instead of VARRAY.
2005-05-01 Mark Mitchell <mark@codesourcery.com>
PR C++/14391
* c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
if !flag_weak.
* doc/cpp.texi (__DEPRECATED): Document.
(__EXCEPTIONS): Likewise.
(__GXX_WEAK__): Likewise.
* function.c (INVOKE__main): Do not define.
(expand_main_function): Check HAS_INIT_SECTION when determining
whether or not to call __main.
2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-loop-ivopts.c: Fix a comment typo.
2005-01-05 Paul Brook <paul@codesourcery.com>
* config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
(INITIALIZE_TRAMPOLINE): Use it.
* config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
* config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
* config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Specific): Omit dots in the @anchors names
for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/18316
PR tree-optimization/19126
* tree.c (build_int_cst_type): Avoid shift by size of type.
* tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
argument.
* tree-scalar-evolution.h (simple_iv): Declaration changed.
* tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
field.
(dump_cand): Dump depends_on information.
(determine_biv_step): Add argument to simple_iv call.
(contains_abnormal_ssa_name_p): Handle case expr == NULL.
(find_bivs, find_givs_in_stmt_scev): Do not require step to be a
constant.
(add_candidate_1): Record depends_on for candidates.
(tree_int_cst_sign_bit, constant_multiple_of): New functions.
(get_computation_at, get_computation_cost_at, may_eliminate_iv):
Handle ivs with nonconstant step.
(iv_ca_set_remove_