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gnu / gcc / 4f8725d4e67473ffd6180b2847f5388577102e07 / . / gcc / ChangeLog
blob: 3fed47ddcb9bf0a881532d5174c8bbc07b48f048 [file] [log] [blame]
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 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 incomming 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.
* testsuite/gcc.dg/20050922-1.c: Testcase added.
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 Strae½tling <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.
2006-07-13 Adrian Strae½tling <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.