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blob: 958b610fd806584a87b2471b92f3fed758e69303 [file] [log] [blame]
2011-06-27 Release Manager
* GCC 4.6.1 released.
2011-06-21 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New func.
(TARGET_CANNOT_FORCE_CONST_MEM): Update definition.
2011-06-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
Backport from mainline.
2011-06-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
PR target/48454
* config/arm/neon.md (vec_pack_trunc): Set the lengths
correctly for the case with Quad vectors.
2011-06-20 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
of toc-relative address in CONST.
(rs6000_delegitimize_address): Recognize changed address.
(rs6000_legitimize_reload_address): Likewise.
(rs6000_emit_move): Don't force these constants to memory.
* config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
toc-relative address in CONST.
(tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
(tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
2011-06-18 Jakub Jelinek <jakub@redhat.com>
PR target/49411
* config/i386/i386.c (ix86_expand_multi_arg_builtins): If
last_arg_constant and last argument doesn't match its predicate,
for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
(ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
spelling of error message.
* config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
const_0_to_255_operand instead of const_int_operand.
2011-06-17 Richard Henderson <rth@redhat.com>
Backport from mainline
2011-03-22 Richard Henderson <rth@redhat.com>
* dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
2011-06-17 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-05-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49115
* tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
is not necessarily carried out, do not claim it kills the ref.
* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
2011-06-17 Hans-Peter Nilsson <hp@axis.com>
Backport from mainline
2011-06-17 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/48542
* reload.c (find_equiv_reg): Stop looking when finding a
setjmp-type call.
* reload1.c (reload_as_needed): Invalidate all reload
registers when crossing a setjmp-type call.
2011-06-16 Kaz Kojima <kkojima@gcc.gnu.org>
Backport form main line
2011-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/49307
* config/sh/sh.md (UNSPEC_CHKADD): New.
(chk_guard_add): New define_insn_and_split.
(symGOT_load): Use chk_guard_add instead of blockage.
2011-06-16 Martin Jambor <mjambor@suse.cz>
Backported from mainline
2011-06-15 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/48613
* ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
ipa_node_params_vector is NULL.
2011-06-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/49419
* tree-vrp.c (execute_vrp): Call init_range_assertions
before estimate_numbers_of_iterations, call
free_number_of_iterations_estimates before calling
remove_range_assertions.
Backported from mainline
2011-06-13 Edmar Wienskoski <edmar@freescale.com>
PR target/44618
* config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
with a set of similar patterns, where the MATCH_OPERAND for the
function argument is replaced with individual references to hardware
registers.
(save_fpregs_<mode>): Ditto
(restore_gpregs_<mode>): Ditto
(return_and_restore_gpregs_<mode>): Ditto
(return_and_restore_fpregs_<mode>): Ditto
(return_and_restore_fpregs_aix_<mode>): Ditto
2011-06-14 Richard Henderson <rth@redhat.com>
PR debug/48459
* dwarf2out.c (frame_pointer_fb_offset_valid): New.
(based_loc_descr): Assert it's true.
(compute_frame_pointer_to_fb_displacement): Set it,
rather than aborting immediately.
2011-06-14 Richard Henderson <rth@redhat.com>
Backport from mainline
2011-03-22 Richard Henderson <rth@redhat.com>
* config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
(avr_incoming_return_addr_rtx): New.
(emit_push_byte): New.
(expand_prologue): Use it. Remove incorrect dwarf annotation for
SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
(emit_pop_byte): New.
(expand_epilogue): Use it. Pop frame pointer by bytes.
* config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
(INCOMING_RETURN_ADDR_RTX): New.
(INCOMING_FRAME_SP_OFFSET): New.
(ARG_POINTER_CFA_OFFSET): New.
* config/avr/avr.md (*pushqi): Fix mode of auto-inc.
(*pushhi, *pushsi, *pushsf, popqi): Likewise.
(pophi): Remove.
2011-06-14 Jakub Jelinek <jakub@redhat.com>
PR fortran/49103
* tree.h (DECL_NONSHAREABLE): Define.
(struct tree_decl_common): Change decl_common_unused to
decl_nonshareable_flag.
* cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
Ignore vars with DECL_NONSHAREABLE bit set.
* tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
on stores to automatic aggregate vars.
PR rtl-optimization/49390
Revert:
2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
* cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
MEM_ALIAS_SET.
2011-06-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
(*vec_dupv2df): Rename from vec_dupv2df.
(vec_dupv2df): New expander.
2011-06-09 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2011-06-08 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/driver-i386.c (host_detect_local_cpu): Support
unknown Intel family 0x6 CPUs.
2011-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline
2011-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/49238
* config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
needed when original operands are used for msw_skip comparison.
2011-06-07 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/49299
* value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
2011-06-06 Pat Haugen <pthaugen@us.ibm.com>
Backport from mainline
2011-05-31 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
NON_FLOAT_REGS.
2011-06-06 Jakub Jelinek <jakub@redhat.com>
PR c++/49264
* gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
if stmt folded into nothing.
* tree-inline.c (fold_marked_statements): If a builtin at the
end of a bb folded into nothing, just update cgraph edges
and move to next bb.
* cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
to be NULL. Don't compute count and frequency if new_call is NULL.
2011-06-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* longlong.h (smul_ppmm): The resulting register pair contains the
higher order word first.
2011-06-06 Mikael Pettersson <mikpe@it.uu.se>
PR tree-optimization/49243
* calls.c (setjmp_call_p): Also check if fndecl has the
returns_twice attribute.
2011-06-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48702
* tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
only when we know the base address is within bounds.
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
assume the base address of TARGET_MEM_REFs is in bounds.
(indirect_refs_may_alias_p): Fix TARGET_MEM_REF without index tests.
Backport from mainline
2011-05-31 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/49235
* tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
(create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
2011-06-05 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (output_return): Fix thinko in the output of an
EH return when delayed branches are disabled.
2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org>
Backport from mainline
2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/49186
* config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
part of the second operand is 0.
2011-06-04 Alexandre Oliva <aoliva@redhat.com>
PR debug/47590
* target.def (delay_sched2, delay_vartrack): New.
* doc/tm.texi.in: Update.
* doc/tm.texi: Rebuild.
* sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
* var-tracking.c (gate_handle_var_tracking): Likewise.
* config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
(bfin_flag_var_tracking): Drop.
(output_file_start): Don't save and override flag_var_tracking.
(bfin_option_override): Ditto flag_schedule_insns_after_reload.
(bfin_reorg): Test original variables.
(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
* config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
(ia64_flag_var_tracking): Drop.
(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
(ia64_file_start): Don't save and override flag_var_tracking.
(ia64_override_options_after_change): Ditto
flag_schedule_insns_after_reload.
(ia64_reorg): Test original variables.
* config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
(picochip_flag_var_tracking): Drop.
(TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
(picochip_option_override): Don't save and override
flag_schedule_insns_after_reload.
(picochip_asm_file_start): Ditto flag_var_tracking.
(picochip_reorg): Test original variables.
* config/spu/spu.c (spu_flag_var_tracking): Drop.
(TARGET_DELAY_VARTRACK): Define.
(spu_var_tracking): New.
(spu_machine_dependent_reorg): Call it.
(asm_file_start): Don't save and override flag_var_tracking.
2011-06-04 Ira Rosen <ira.rosen@linaro.org>
PR tree-optimization/49038
* tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
Ensure at least one epilogue iteration if required by data
accesses with gaps.
* tree-vectorizer.h (struct _loop_vec_info): Add new field
to mark loops that require peeling for gaps.
* tree-vect-loop.c (new_loop_vec_info): Initialize new field.
(vect_get_known_peeling_cost): Take peeling for gaps into
account.
(vect_transform_loop): Generate epilogue if required by data
access with gaps.
* tree-vect-data-refs.c (vect_analyze_group_access): Mark the
loop as requiring an epilogue if there are gaps in the end of
the strided group.
2011-06-02 Ira Rosen <ira.rosen@linaro.org>
PR tree-optimization/49093
* tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
data references.
2011-05-19 Quentin Neill <quentin.neill@amd.com>
* config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
(fma4_fmaddsub): Likewise
2011-05-31 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-05-19 Richard Guenther <rguenther@suse.de>
PR middle-end/48985
* tree-object-size.c (addr_object_size): If the pointed-to
variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
2011-05-31 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-05-11 Richard Guenther <rguenther@suse.de>
PR middle-end/48953
* tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2011-05-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49218
* tree-vrp.c (adjust_range_with_scev): Properly check whether
overflow occured.
2011-05-30 Georg-Johann Lay <avr@gjlay.de>
PR target/45263
* config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
Don't use r20 around calls of __tablejump_elpm__
2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
PR target/43700
* config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
registers.
2011-05-29 Richard Sandiford <rdsandiford@googlemail.com>
PR target/43995
* config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
recurse_p argument. Only follow register copies if it is set,
and prevent mips_find_pic_call_symbol from recursing.
(mips_find_pic_call_symbol): Add a recurse_p argument.
Pass it to mips_pic_call_symbol_from_set.
(mips_annotate_pic_calls): Update accordingly.
2011-05-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49217
* ipa-pure-const.c (propagate_pure_const): Fix typos.
2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
moves expensive on Power7 also.
2011-05-26 Georg-Johann Lay <avr@gjlay.de>
PR target/44643
* config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
alone. Error if non-const data has attribute progmem.
2011-05-26 Jakub Jelinek <jakub@redhat.com>
PR c++/49165
* gimplify.c (shortcut_cond_r): Don't special case
COND_EXPRs if they have void type on one of their arms.
PR tree-optimization/49161
* tree-vrp.c (struct case_info): New type.
(compare_case_labels): Sort case_info structs instead of
trees, and not primarily by CASE_LABEL uids but by
label_for_block indexes.
(find_switch_asserts): Put case labels into struct case_info
array instead of TREE_VEC, adjust sorting, compare label_for_block
values instead of CASE_LABELs.
2011-05-25 Jakub Jelinek <jakub@redhat.com>
PR target/49128
* config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
2011-05-18 Jan Hubicka <jh@suse.cz>
PR tree-optimization/44897
* ipa-inline.c (cgraph_decide_recursive_inlining): Do not divide
by zero for insane profiles.
2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (sparc_option_override): If not set by the user,
force flag_ira_share_save_slots to 0.
2011-05-24 Uros Bizjak <ubizjak@gmail.com>
PR target/49133
* config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
PR target/49128
* config/i386/driver-i386.c (host_detect_local_cpu): Always
add -mno-XXX. Handle FMA.
2011-05-23 Jakub Jelinek <jakub@redhat.com>
PR lto/49123
* fold-const.c (constant_boolean_node): If type is non-NULL,
use build_int_cst_type instead of build_int_cst.
PR debug/49032
* dbxout.c: Include cgraph.h.
(dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
and without value expr, return NULL if no varpool node exists for
it or if it is not needed.
* Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
PR c/49120
* c-decl.c (start_decl): Convert expr to void_type_node.
PR middle-end/48973
* expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
failed and the comparison has a single bit signed type, use
constm1_rtx instead of const1_rtx for true value.
(do_store_flag): If ops->type is single bit signed type, disable
signel bit test optimization and pass -1 instead of 1 as last
parameter to emit_store_flag_force.
2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
* config.gcc (sparc-*-elf*): Add sparc/t-crtin.
(sparc-*-rtems*): Likewise.
(sparc64-*-elf*): Likewise.
(sparc64-*-rtems*): Likewise.
(sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
* config/sparc/t-crtin: New file.
* config/sparc/t-sol2 (crti.o): Delete rule.
(crtn.o): Likewise.
* config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
* config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
* config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
(ENDFILE_SPEC): Add crtn.o.
2011-05-22 Uros Bizjak <ubizjak@gmail.com>
PR target/49104
* config/i386/cpuid.h (bit_MMXEXT): New define.
2011-05-22 Jakub Jelinek <jakub@redhat.com>
PR middle-end/49029
* expmed.c (extract_fixed_bit_field): Test whether target can be used
only after deciding which mode to use.
2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
frame pointer.
2011-05-21 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (eligible_for_return_delay): Do not return
false if there are call-saved registers here...
(sparc_can_use_return_insn_p): ...but here instead.
(save_or_restore_regs): Fix thinko.
(sparc_expand_prologue): Use current_function_is_leaf.
(sparc_frame_pointer_required): Likewise.
2011-05-20 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/49086
* gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
2011-05-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49079
* tree-dfa.c (get_ref_base_and_extent): Handle view-converting
MEM_REFs correctly for the trailing array access detection.
Special case constants the same way as decls for overall size
constraining.
2011-05-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/49073
* gimple-fold.c (and_comparisons_1, or_comparisons_1): Return
NULL if PHI argument is SSA_NAME, whose def_stmt is dominated
by the PHI.
* tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
2011-05-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
when TARGET_RDRND is active.
(ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
Generate dummy SImode target register when target is NULL.
2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2011-05-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/49002
* config/i386/sse.md (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>):
Properly handle load cast.
2011-05-18 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/49039
* tree-vrp.c (extract_range_from_binary_expr): For
MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
2011-05-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49018
* gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
* tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
gimple_has_side_effects.
2011-05-18 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-04-19 Richard Guenther <rguenther@suse.de>
PR lto/48207
* tree.c (free_lang_data): Do not reset the decl-assembler-name
langhook.
2011-04-21 Richard Guenther <rguenther@suse.de>
PR lto/48703
* tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of
DECL_NAME.
2011-05-18 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-05-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48172
* tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
the number of iterations from the segment size calculation.
(vect_create_cond_for_alias_checks): Adjust.
2011-05-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48172
* tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
multiplying by number of iterations for equal step.
(vect_create_cond_for_alias_checks): Likewise.
2011-05-18 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/49000
* tree-ssa.c (execute_update_addresses_taken): Call
maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
be rewritten and decl has been marked for renaming, reset
the debug stmt.
2011-05-17 Nick Clifton <nickc@redhat.com>
Import these patches from the mainline:
2011-05-17 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_memory_move_cost): Include cost of register moves.
* config/rx/rx.md: Add peephole to remove redundant extensions
after loads.
(bitset_in_memory): Use rx_restricted_mem_operand.
(bitinvert_in_memory): Likewise.
(bitclr_in_memory): Likewise.
2011-05-17 Kazuhio Inaoka <kazuhiro.inaoka.ud@renesas.com>
Nick Clifton <nickc@redhat.com>
* config/rx/rx.md: Add peepholes to match a register move followed
by a comparison of the moved register. Replace these with an
addition of zero that does both actions in one instruction.
2011-05-17 Jakub Jelinek <jakub@redhat.com>
PR target/48986
* config/i386/sync.md (sync_old_add<mode>): Relax operand 2
predicate to allow CONST_INT.
2011-05-16 Joseph Myers <joseph@codesourcery.com>
PR preprocessor/48677
* cppspec.c (lang_specific_driver): Set new_decoded_options[0]
from decoded_options[0], not from itself.
2011-05-16 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
of standard_80387_constant_p.
(*movxf_internal_nointeger): Ditto.
(*movdf_internal): Remove dead code-size optimization.
(*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
(*movdf_internal_nointeger): Ditto.
(*movsf_internal): Ditto.
(floating point move splitters): Ditto.
* config/i386/constraints.md (G): Ditto.
* config/i386/i386.c (ix86_preferred_reload_class): Ditto.
2011-05-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48975
* tree-if-conv.c (combine_blocks): Call free_bb_predicate
on all bbs here and free and clear ifc_bbs at the end.
2011-05-12 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-05-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48822
* tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
(process_scc): Indicate which iteration we start.
2011-05-12 Jakub Jelinek <jakub@redhat.com>
PR debug/48967
* var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
if validate_subreg fails.
2011-05-12 Nick Clifton <nickc@redhat.com>
* config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
* config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
instead of abort.
(rx_align_for_label): Test label before extracting its number of
uses.
(rx_max_skip_for_label): Ignore debug insns.
2011-05-11 Jakub Jelinek <jakub@redhat.com>
PR debug/48159
* tree-ssa.c (reset_debug_uses): New function.
* tree-flow.h (reset_debug_uses): New prototype.
* tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
* tree-loop-distribution.c (generate_loops_for_partition): Call
reset_debug_uses on the stmts that will be removed. Keep around
all debug stmts, don't count them as bits in partition bitmap.
(generate_builtin): Don't count debug stmts or labels as bits in
partition bitmap.
2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
Backport from mainline
2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/48857, 48495
* config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
(VSX_MODE): Ditto.
(VSX_MOVE_MODE): Ditto.
(ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
VSX vector types. Add V2DImode.
(HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
(MODES_TIEABLE_P): Ditto.
* config/rs6000/rs6000.c (rs6000_emit_move): Use
ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
VSX_VECTOR_MODE.
(init_cumulative_args): Ditto.
(rs6000_function_arg_boundary): Ditto.
(rs6000_function_arg_advance_1): Ditto.
(rs6000_function_arg): Ditto.
(rs6000_function_ok_for_sibcall): Ditto.
(emit_frame_save): Ditto.
(rs6000_function_value): Ditto.
(rs6000_libcall_value): Ditto.
2011-05-10 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
stores.
2011-05-10 DJ Delorie <dj@redhat.com>
* config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
(LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
* config/rx/rx.c (rx_align_for_label): Add label and
uses_threshold parameters. Do not align when the label is not
used enough.
* config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2011-05-10 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2011-05-07 Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/48837
* tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
when accumulator transformation is performed.
2011-05-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48611
PR tree-optimization/48794
* tree-eh.c (remove_unreachable_handlers): Don't remove regions
referenced from RESX or EH_DISPATCH arguments.
2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.md (TD/TF mem to reg move splitter): Make the
temporary register to match Pmode.
2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
* var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
(dataflow_set_preserve_mem_locs): Likewise.
2011-05-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
constraint modifier to "r".
2011-05-06 Alan Modra <amodra@gmail.com>
PR target/48900
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
const0_rtx as the arg to the dummy __tls_get_addr libcall.
2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_asm_trampoline_template): Comment
instruction sizes.
(s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
PR target/48252
* config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
for OPT_mfpu_ case.
2011-05-05 Jason Merrill <jason@redhat.com>
PR c++/40975
* tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
2011-05-05 Julian Brown <julian@codesourcery.com>
* config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
parenthesis in D-register case.
2011-05-05 Ira Rosen <ira.rosen@linaro.org>
Backport from mainline:
2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
Ira Rosen <ira.rosen@linaro.org>
PR target/48252
* config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
to match neon_vzip/vuzp/vtrn_internal.
* config/arm/neon.md (neon_vtrn<mode>_internal): Make both
outputs explicitly dependent on both inputs.
(neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
2011-05-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
Use %v prefix in insn mnemonic to handle TARGET_AVX.
(*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
attribute calculation.
(*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
* config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
for mov{q} mnemonic.
(*vec_extractv2di_1_rex64_avx): Ditto.
2011-05-03 Uros Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
PR target/48774
* config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
only succeed if req_mode is the same as set_mode.
2011-05-03 Richard Guenther <rguenther@suse.de>
PR lto/48846
* lto-streamer-in.c (unpack_ts_decl_common_value_fields):
Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
* lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
PR target/48723
* config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
for -fstack-check if the size to allocate is negative.
2011-04-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48809
* tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
type.
(gen_inbound_check): Don't compute index_expr - range_min in utype
again, instead reuse SSA_NAME initialized in build_arrays.
Remove two useless gsi_for_stmt calls.
2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
Backport from mainline
2011-04-01 Andrew Pinski <pinskia@gmail.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/48262
* config/rs6000/vector.md (movmisalign<mode>): Allow for memory
operands, as per the specifications.
* config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
(vec_extract_evenv4sf): Ditto.
(vec_extract_evenv8hi): Ditto.
(vec_extract_evenv16qi): Ditto.
(vec_extract_oddv4si): Ditto.
2011-04-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48597
* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
inline asm.
2011-04-27 Jakub Jelinek <jakub@redhat.com>
PR c/48742
* c-typeck.c (build_binary_op): Don't wrap arguments if
int_operands is true.
2011-04-26 Jakub Jelinek <jakub@redhat.com>
PR debug/48768
* tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
is error_mark_node, set value to NULL.
PR tree-optimization/48734
* tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
if return value from maybe_fold_*_comparsions isn't something
the code is prepared to handle.
2011-04-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48731
* ipa-inline.c (cgraph_flatten): Test if function is inlinable.
2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
PR other/48748
* doc/extend.texi (Type Traits): Document __is_standard_layout,
__is_literal_type, and __is_trivial; update throughout about
possibly cv-qualified void types.
2011-04-23 Jakub Jelinek <jakub@redhat.com>
PR c/48685
* fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
to VOID_TYPE even around MODIFY_EXPR.
2011-04-22 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48717
* tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
~A + A optimizations use build_int_cst_type instead of build_int_cst.
2011-04-22 Jakub Jelinek <jakub@redhat.com>
PR c/48716
* gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
TREE_STATIC variables declared inside of some OpenMP construct.
2011-04-21 Uros Bizjak <ubizjak@gmail.com>
PR target/48708
* config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
vec_extract and vec_concat for non-SSE4_1 targets.
2011-04-21 Richard Guenther <rguenther@suse.de>
PR middle-end/48695
* tree-ssa-alias.c (aliasing_component_refs_p): Compute base
objects and types here. Adjust for their offset before comparing.
2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
* gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/48288
* config/pa/predicates.md (ior_operand): Delete predicate.
(cint_ior_operand, reg_or_cint_ior_operand): New predicates.
* config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
expander. Use cint_ior_operand in unnamed insn.
(iorsi3): Likewise.
* config/pa/pa-protos.h (ior_operand): Delete declarations.
2011-04-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48611
* tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
beyond ERT_MUST_NOT_THROW region.
2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
PR lto/48148
* gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
the types if they have different enumeration identifiers.
2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
PR lto/48492
* cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
DECL_IN_CONSTANT_POOL without RTL.
2011-04-20 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
PR fortran/47976
* reload1.c (inc_for_reload): Return void. All callers changed.
(emit_input_reload_insns): Don't try to delete previous output
reloads to a register, or record spill_reg_store for autoincs.
2011-04-19 Jakub Jelinek <jakub@redhat.com>
PR target/48678
* config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
is a SUBREG with non-MODE_INT mode inside of it.
2011-04-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48661
* gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
if TREE_TYPE (v) is non-NULL.
* gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
gimple_get_virt_mehtod_for_binfo.
* gimple.h (gimple_get_virt_method_for_binfo): Likewise.
* ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
callers.
* ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2011-04-18 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48616
* tree-vect-stmts.c (vectorizable_shift): If SLP, determine
whether the shift is by scalar or vector based on whether all SLP
scalar stmts have the same rhs.
2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
* doc/passes.texi: Fill crossref nodes.
2011-04-17 Marius Strobl <marius@FreeBSD.org>
* config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
(FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
(TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
PR lto/48538
* lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
is non-null before accessing it.
(input_cgraph): Remove trailing spaces.
2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
Replace match_operand with match_dup for the third operand in
these expanders.
2011-04-15 Jakub Jelinek <jakub@redhat.com>
PR target/48605
* config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
is a MEM, offset it as needed based on top 2 bits in operands[3],
change MEM mode to SFmode and mask those 2 bits away from operands[3].
2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Backport from mainline:
2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/48366
* config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
move from floating point to shift amount register.
(emit_move_sequence): Remove secondary reload support for floating
point to shift amount amount register copies.
(pa_secondary_reload): Return GENERAL_REGS for floating point/shift
amount register copies.
* config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
register, return false if mode isn't a scalar integer mode.
* config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
2011-04-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48591
* omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
(expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
Backport from mainline:
2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
PR target/48090
* config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
2011-04-12 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/48195
* ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
ipa_check_create_edge_args.
(ipcp_generate_summary): Do not call ipa_check_create_node_params and
ipa_check_create_edge_args.
* ipa-inline.c (inline_generate_summary): Do not call
ipa_check_create_node_params and ipa_check_create_edge_args.
* ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
ipa_check_create_edge_args.
2011-04-12 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/48549
* combine.c (propagate_for_debug): Also stop after BB_END of
this_basic_block. Process LAST and just stop processing after it.
(combine_instructions): If last_combined_insn has been deleted,
set last_combined_insn to its PREV_INSN.
2011-04-12 Nick Clifton <nickc@redhat.com>
* config/v850/v850.c (expand_prologue): Do not use the CALLT
instruction for interrupt handlers if the target is the basic V850
architecture.
(expand_epilogue): Likewise.
2011-04-12 Jakub Jelinek <jakub@redhat.com>
PR c/48517
* c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
qualified type.
2011-04-11 Joseph Myers <joseph@codesourcery.com>
* common.opt (Tbss=, Tdata=, Ttext=): New options.
2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backport from mainline:
2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
2011-04-09 Duncan Sands <baldrick@free.fr>
* tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR target/47829
* config.gcc: disable unwind table generation for crtbegin/crtend
on i386-*-freebsd.
2011-04-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48377
* tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
2011-04-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md: Update copyright year.
(avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
register constraint.
(*vec_concatv2sf_avx): Fix wrong register constraint in
alternative 3 of operand 1.
(*vec_set<mode>_0_avx): Avoid combining registers from different
units in a single alternative.
(*vec_set<mode>_0_sse4_1): Ditto.
(*vec_set<mode>_0_sse2): Ditto.
(vec_set<mode>_0): Ditto.
(sse2_storehpd): Ditto.
(sse2_loadhpd): Ditto.
(sse4_1_insertps): Use nonimmediate_operand for operand 2.
* config/i386/predicates.md (sse_comparison_operator): Do not
define as special predicate.
2011-04-07 Jakub Jelinek <jakub@redhat.com>
PR debug/48343
* combine.c (combine_instructions): Add last_combined_insn,
update it if insn is after it, pass it to all try_combine calls.
(try_combine): Add last_combined_insn parameter, pass it instead of
i3 to propagate_for_debug.
2011-04-07 Andrey Belevantsev <abel@ispras.ru>
Backport from mainline
2011-03-26 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/48144
* sel-sched-ir.c (merge_history_vect): Factor out from ...
(merge_expr_data): ... here.
(av_set_intersect): Rename to av_set_code_motion_filter.
Update all callers. Call merge_history_vect when an
expression is found in both sets.
* sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2011-04-06 Jakub Jelinek <jakub@redhat.com>
PR debug/48466
* dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
as base_reg whatever register reg has been eliminated to, instead
of hardcoding STACK_POINTER_REGNUM.
Backported from mainline
2011-04-01 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48335
* expr.c (expand_assignment): Handle all possibilities
if TO_RTX is CONCAT.
* expmed.c (store_bit_field_1): Avoid trying to create
invalid SUBREGs.
(store_split_bit_field): If SUBREG_REG (op0) or
op0 itself has smaller mode than word, return it
for offset 0 and const0_rtx for out-of-bounds stores.
If word is const0_rtx, skip it.
2011-04-06 Joseph Myers <joseph@codesourcery.com>
* gcov-io.c: Use GCC Runtime Library Exception.
2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2011-04-01 Andrey Belevantsev <abel@ispras.ru>
Backport from mainline
2011-03-22 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/48143
* config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
(*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
sse2_cvtps2pd): Likewise.
2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
PR target/48142
* config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
frame-related from frame-unrelated adjustments to the stack pointer.
2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/48349
* config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
FLOAT_SSE_REGS.
2011-03-29 Jakub Jelinek <jakub@redhat.com>
PR debug/48253
* dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
dw_fde_unlikely_section_end_label, cold_in_std_section,
dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
fields.
(output_fde): Use dw_fde_second_{begin,end} if second is
true, otherwise dw_fde_{begin,end}.
(output_call_frame_info): Test dw_fde_second_begin != NULL
instead of dw_fde_switched_sections.
(dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
fields, initialize new fields. Initialize in_std_section
unconditionally from the first partition.
(dwarf2out_end_epilogue): Don't override dw_fde_end when
dw_fde_second_begin is non-NULL.
(dwarf2out_switch_text_section): Stop initializing removed
dw_fde_struct fields, initialize new fields, initialize
also dw_fde_end here. Set dw_fde_switch_cfi even when
dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
(struct var_loc_list_def): Add last_before_switch field.
(arange_table, arange_table_allocated, arange_table_in_use,
ARANGE_TABLE_INCREMENT, add_arange): Removed.
(size_of_aranges): Count !in_std_section and !second_in_std_section
hunks in fdes, instead of looking at arange_table_in_use.
(output_aranges): Add aranges_length argument, don't call
size_of_aranges here. Instead of using aranges_table*
emit ranges for fdes when !in_std_section resp.
!second_in_std_section.
(dw_loc_list): Break ranges crossing section switch.
(convert_cfa_to_fb_loc_list): Likewise. If switched sections,
use dw_fde_second_end instead of dw_fde_end as end of last
range.
(gen_subprogram_die): Don't call add_arange. Use
dw_fde_{begin,end} for first partition and if switched
section dw_fde_second_{begin,end} for the second.
(var_location_switch_text_section_1,
var_location_switch_text_section): New functions.
(dwarf2out_begin_function): Initialize cold_text_section even
when function_section () isn't text_section.
(prune_unused_types): Don't walk arange_table.
(dwarf2out_finish): Don't needlessly test
flag_reorder_blocks_and_partition when testing cold_text_section_used.
If info_section_emitted, call size_of_aranges and if it indicates
non-empty .debug_aranges, call output_aranges with the computed
size. Stop using removed dw_fde_struct fields, use
dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
for second.
2011-03-29 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
(alpha_option_override): Don't set alpha_sr_alias_set.
(emit_frame_store_1): Use gen_frame_mem rather than calling
set_mem_alias_set.
(alpha_expand_epilogue): Ditto.
(unicosmk_gen_dsib): Ditto.
2011-03-29 Nick Clifton <nickc@redhat.com>
* config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
(ASM_OUTPUT_MAX_SKIP): Define.
* config/rx/predicates.md (rx_zs_comparison_operator): Do not
allow LT aor GE comparisons.
* config/rx/rx-protos.h (rx_align_for_label): Prototype.
* config/rx/rx.md: Add peepholes and patterns to combine extending
loads with simple arithmetic instructions.
* config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
to use pre-decrement and post-increment addressing.
(rx_is_restricted_memory_address): For REG+INT addressing, ensure
that the INT is a valid offset.
(rx_print_operand): Handle %R.
Fix %Q's handling of MEMs.
(rx_option_override): Set alignments.
(rx_align_for_label): New function.
(rx_max_skip_for_label): New function.
(TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
(TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
(TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
(TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
for invalid symbolic addresses.
(s390_secondary_reload): Don't use s390_check_symref_alignment for
larl operands.
2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
PR target/47553
* config/arm/predicates.md (neon_lane_number): Accept 0..15.
2011-03-28 Richard Guenther <rguenther@suse.de>
Backport from mainline
2011-03-24 Richard Guenther <rguenther@suse.de>
PR middle-end/48269
* tree-object-size.c (addr_object_size): Do not double-account
for MEM_REF offsets.
2011-03-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48228
* tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
for single-arg PHIs.
2011-03-17 Richard Guenther <rguenther@suse.de>
PR middle-end/48134
* tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
a value make sure to fold the statement.
2011-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/48031
* fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
or variable-indexed array accesses when in gimple form.
2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
PR other/48179
PR other/48221
PR other/48234
* doc/extend.texi (Alignment): Move section to match order in TOC.
* doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
(Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2011-03-26 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline:
2011-03-24 Uros Bizjak <ubizjak@gmail.com>
PR target/48237
* config/i386/i386.md (*movdf_internal_rex64): Do not split
alternatives that can be handled with movq or movabsq insn.
(*movdf_internal): Disable for !TARGET_64BIT.
(*movdf_internal_nointeger): Ditto.
* config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2011-03-26 Jakub Jelinek <jakub@redhat.com>
Backport from mainline
2011-03-24 Jakub Jelinek <jakub@redhat.com>
PR debug/48204
* simplify-rtx.c (simplify_const_unary_operation): Call
real_convert when changing mode class with FLOAT_EXTEND.
2011-03-20 Jakub Jelinek <jakub@redhat.com>
PR c/42544
PR c/48197
* c-common.c (shorten_compare): If primopN is first sign-extended
to opN and then zero-extended to result type, set primopN to opN.
PR rtl-optimization/48156
* df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
assume df and df_lr are not NULL.
2011-03-17 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/48141
* params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
* dse.c: Include params.h.
(active_local_stores_len): New variable.
(add_wild_read, dse_step1): Clear it when setting active_local_stores
to NULL.
(record_store, check_mem_read_rtx): Decrease it when removing
from the chain.
(scan_insn): Likewise. Increase it when adding to chain, if it
reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
set active_local_stores to NULL before the addition.
* Makefile.in (dse.o): Depend on $(PARAMS_H).
PR rtl-optimization/48141
* dse.c (record_store): If no positions are needed in an insn
that cannot be deleted, at least unchain it from active_local_stores.
2011-03-25 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 4.6.1.
* DEV-PHASE: Set to prerelease.
2011-03-25 Release Manager
* GCC 4.6.0 released.
2011-03-21 Andreas Tobler <andreast@fgznet.ch>
* config/rs6000/t-freebsd: Remove duplication from file.
2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR bootstrap/48135
* doc/install.texi (Prerequisites): Move jar etc. up.
Explain support library version requirements.
2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR bootstrap/48135
* doc/install.texi (Prerequisites): Move Perl to build
requirements. Always necessary on Solaris 2 with Sun ld.
2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
binutils 2.21.
(Specific, i?86-*-solaris2.[89]): Likewise.
(Specific, i?86-*-solaris2.10): Likewise.
(Specific, mips-sgi-irix6): Likewise.
(Specific, *-*-solaris2*): Remove Sun Studio download URL.
Update for binutils 2.21.
2011-03-21 Jakub Jelinek <jakub@redhat.com>
PR target/48213
* config/s390/s390.c (s390_delegitimize_address): Don't call
lowpart_subreg if orig_x has BLKmode.
2011-03-20 Joseph Myers <joseph@codesourcery.com>
* c-decl.c (diagnose_mismatched_decls): Give an error for
redefining a typedef with variably modified type.
2011-03-20 Joseph Myers <joseph@codesourcery.com>
* c-decl.c (grokfield): Don't allow typedefs for structures or
unions with no tag by default.
* doc/extend.texi (Unnamed Fields): Update.
2011-03-18 Jakub Jelinek <jakub@redhat.com>
PR debug/48176
* dwarf2out.c (dwarf2out_finish): Call output_aranges even when
arange_table_in_use is 0, but either text_section_used or
cold_text_section_used is true. Don't call it if
!info_section_emitted.
2011-03-18 Richard Guenther <rguenther@suse.de>
* doc/install.texi (--enable-gold): Remove.
(--with-plugin-ld): Document.
* doc/invoke.texi (-fuse-linker-plugin): Clarify.
2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
PR target/48171
* config/i386/i386.opt: Add Save to -mavx and -mfma.
2011-03-18 Richard Henderson <rth@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR bootstrap/48161
* expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
2011-03-17 Richard Guenther <rguenther@suse.de>
PR middle-end/48165
* tree-object-size.c (compute_object_offset): Properly return
the offset operand of MEM_REFs as sizetype.
2011-03-16 Dodji Seketeli <dodji@redhat.com>
PR debug/47510
* dwarf2out.c (strip_naming_typedef): Factorize out of ...
(lookup_type_die_strip_naming_typedef): ... here.
(get_context_die): Use it.
(gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
the anonymous struct named by the naming typedef.
2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
PR target/46788
* config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
in the output template.
2011-03-15 Alan Modra <amodra@gmail.com>
PR target/48032
* config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
presume symbol_refs without a symbol_ref_decl are suitably
aligned, nor other trees we may see here. Handle anchor symbols.
(legitimate_constant_pool_address_p): Comment. Add mode param.
Check cmodel=medium addresses. Adjust all calls.
(rs6000_emit_move): Don't call offsettable_ok_by_alignment on
creating cmodel=medium optimized access to locals.
* config/rs6000/constraints.md (R): Pass QImode to
legitimate_constant_pool_address_p.
* config/rs6000/predicates.md (input_operand): Pass mode to
legitimate_constant_pool_address_p.
* config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
Update prototype.
2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/48053
* config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
64-bit constants being loaded into registers other than GPRs such
as loading 0 into a VSX register.
2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sol2.c (solaris_assemble_visibility): Remove obsolete
URLs.
2011-03-14 Jakub Jelinek <jakub@redhat.com>
* doc/invoke.texi, doc/standards.texi: Refer to
gcc-4.6/c99status.html.
* DEV-PHASE: Mark "prerelease".
2011-03-14 Richard Guenther <rguenther@suse.de>
PR middle-end/48098
* tree.c (build_vector_from_val): Adjust assert to requirements
and reality.
2011-03-14 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/48102
* graphite-cloog-compat.h (build_cloog_prog): Remove STATE
parameter.
2011-03-14 Andreas Tobler <andreast@fgznet.ch>
* config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
terms of target_flags_explicit. Adjust copyright year.
* config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
* config/rs6000/t-freebsd: New file. Add override for
LIB2FUNCS_EXTRA.
2011-03-13 Chris Demetriou <cgd@google.com>
* doc/invoke.texi (-fdiagnostics-show-option): Replace with...
(-fno-diagnostics-show-option): this, to reflect current default.
(-Werror=): Update text about -fno-diagnostics-show-option.
2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
PR target/48053
* config/rs6000/predicates.md (easy_vector_constant_add_self,
easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
* config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
mode is not V2DImode or V2DFmode.
(vspltis_constant): Do not handle V2DImode and V2DFmode.
(rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
* config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
registers to 0.
(movdi_internal64): Likewise.
2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/47127
* graphite-clast-to-gimple.c (build_cloog_prog): Removed state
parameter.
(set_cloog_options): Same.
(scop_to_clast): Same.
(print_clast_stmt): Do not call cloog_state_malloc and
cloog_state_free.
(print_generated_program): Same.
(gloog): Same.
* graphite-clast-to-gimple.h (cloog_state): Declared.
(scop_to_clast): Adjust declaration.
* graphite.c (cloog_state): Defined here.
(graphite_initialize): Call cloog_state_malloc.
(graphite_finalize): Call cloog_state_free.
2011-03-11 Jason Merrill <jason@redhat.com>
* attribs.c (lookup_attribute_spec): Take const_tree.
* tree.h: Adjust.
2011-03-11 Joseph Myers <joseph@codesourcery.com>
* config/sparc/sparc.c (sparc_option_override): Use
PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
2011-03-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48067
* tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
multiplication result will be only used once on the target
stmt.
2011-03-11 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (max-inline-insns-single): Adjust default value.
2011-03-11 Richard Guenther <rguenther@suse.de>
PR lto/48073
* tree.c (find_decls_types_r): Do not walk types only reachable
from IDENTIFIER_NODEs.
2011-03-11 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48044
* ipa.c (cgraph_remove_unreachable_nodes): Enqueue
all vnode->force_output nodes as needed.
2011-03-11 Jason Merrill <jason@redhat.com>
PR c++/48069
* tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
2011-03-11 Martin Jambor <mjambor@suse.cz>
* cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
cgraph_node.
2011-03-11 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48063
* ipa-inline.c (cgraph_decide_inlining): Don't try to
inline functions called once if !tree_can_inline_p (node->callers).
2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
* config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
extra_objs.
* config/score/score3.c: Delete.
* config/score/score3.h: Delete.
* config/score/mul-div.S: Delete.
* config/score/sfp-machine.h: Add new file.
* config/score/constraints.md: Add new file.
* config/score/t-score-softfp: Add new file.
* config/score/t-score-elf: Remove score3.o, do not generate multilib.
* config/score/score7.c (score7_const_ok_for_letter_p): Delete.
(score7_extra_constraint): Delete.
(score7_option_override): Remove unused code.
* config/score/score.c: Remove score3 and score5 define and code.
* config/score/score.h: Remove score3 and score5 define and code.
* config/score/score.md: Remove score3 template and unusual insn.
* config/score/score.opt: Remove score3 and score5 options.
2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
when _HPUX_SOURCE is defined.
(LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
2011-03-10 Jason Merrill <jason@redhat.com>
PR c++/48029
* stor-layout.c (layout_type): Don't set structural equality
on arrays of incomplete type.
* tree.c (type_hash_eq): Handle comparing them properly.
2011-03-10 Jakub Jelinek <jakub@redhat.com>
PR debug/48043
* config/s390/s390.c (s390_delegitimize_address): Make sure the
result mode matches original rtl mode.
2011-03-10 Nick Clifton <nickc@redhat.com>
* config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
(andsi3, andsi3_flags): Fix timings for three operand alternative.
2011-03-09 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/47866
* expr.c (store_field): If MEM_SCALAR_P (target), don't use
MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
if target wasn't scalar.
* function.c (assign_stack_temp_for_type): Assert that neither
MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
macro.
* rtl.h (MEM_SET_IN_STRUCT_P): Removed.
2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390-protos.h (s390_label_align): New prototype.
* config/s390/s390.c (s390_label_align): New function.
* config/s390/s390.h (LABEL_ALIGN): New target macro definition.
2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47755
* config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
V2DI/V2DF constants. Only all 0's or all 1's are easy.
(output_vec_const_move): Ditto.
2011-03-08 Anatoly Sokolov <aesok@post.ru>
* config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
* config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
* config/mips/mips.c (mips_preferred_reload_class): Make static.
Change 'rclass' argument and result type to reg_class_t.
(TARGET_PREFERRED_RELOAD_CLASS): Define.
2011-03-08 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
* config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
(TARGET_MEMORY_MOVE_COST): Define.
(avr_register_move_cost, avr_memory_move_cost): New Functions.
2011-03-08 Jakub Jelinek <jakub@redhat.com>
PR debug/47881
* ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
removed anything.
PR tree-optimization/48022
* fold-const.c (fold_comparison): Don't call fold_overflow_warning
for EQ/NE_EXPR.
2011-03-07 Jakub Jelinek <jakub@redhat.com>
PR debug/47991
* var-tracking.c (find_use_val): Return NULL for
cui->sets && cui->store_p BLKmode MEMs.
2011-03-07 Anatoly Sokolov <aesok@post.ru>
* config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
Remove.
* config/stormy16/stormy16-protos.h (xstormy16_print_operand,
xstormy16_print_operand_address): Remove.
* config/stormy16/stormy16.c (xstormy16_print_operand,
xstormy16_print_operand_address): Make static.
(TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
PR target/47862
* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
* config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
before definition.
2011-03-07 Zdenek Dvorak <ook@ucw.cz>
PR bootstrap/48000
* cfgloopmanip.c (fix_bb_placements): Return immediately
if FROM is BASE_LOOP's header.
2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
* gimplify.c (gimplify_function_tree): Fix building calls
to __builtin_return_address.
2011-03-07 Alan Modra <amodra@gmail.com>
* config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
* config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
* config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
* config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
return_mode args.
* config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
(INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
(INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
(INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
* config/rs6000/rs6000.c
(rs6000_elf_end_indicate_exec_stack): Rename to..
(rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
(rs6000_file_start): ..here.
(rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
file scope variables.
(call_ABI_of_interest): New function.
(init_cumulative_args): Set above vars when function return value
is a float, vector, or small struct.
(rs6000_function_arg_advance_1): Likewise for function args.
(rs6000_va_start): Set rs6000_passes_float if variable arg function
references float args.
2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
* doc/cfg.texi: Remove "See" before @ref.
* doc/invoke.texi: Likewise.
2011-03-05 Jason Merrill <jason@redhat.com>
* doc/invoke.texi (C++ Dialect Options): Document ABI v5.
2011-03-05 Anthony Green <green@moxielogic.com>
* config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
2011-03-05 Zdenek Dvorak <ook@ucw.cz>
PR rtl-optimization/47899
* cfgloopmanip.c (fix_bb_placements): Fix first argument
to flow_loop_nested_p when moving the loop upward.
2011-03-05 Richard Earnshaw <rearnsha@arm.com>
PR target/47719
* arm.md (movhi_insn_arch4): Accept any immediate constant.
2011-03-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47967
* ipa-cp.c (build_const_val): Return NULL instead of creating
VIEW_CONVERT_EXPR for mismatching sizes.
(ipcp_create_replace_map): Return NULL if build_const_val failed.
(ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
give up on versioning.
2011-03-05 Alan Modra <amodra@gmail.com>
PR target/47986
* config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
full cmodel medium/large lo_sum + high addresses.
2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_decompose_address): Reject non-literal
pool references in UNSPEC_LTREL_OFFSET.
2011-03-04 Jan Hubicka <jh@suse.cz>
PR lto/47497
* lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
(lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
* cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
* cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
cgraph_add_thunk): Add node pointers.
* lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
associated to right node.
(input_node): Update use of cgraph_same_body_alias
and cgraph_add_thunk.
2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
* config/i386/i386.opt (mprefer-avx128): New flag.
* config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
when the flag -mprefer-avx128 is on.
2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
* dwarf2out.c (compare_loc_operands): Fix address handling.
2011-03-04 Alan Modra <amodra@gmail.com>
* tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
2011-03-04 Richard Guenther <rguenther@suse.de>
PR middle-end/47968
* expmed.c (extract_bit_field_1): Prefer vector modes that
vec_extract patterns can handle.
2011-03-04 Richard Guenther <rguenther@suse.de>
PR middle-end/47975
* optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
2011-03-04 Richard Henderson <rth@redhat.com>
* explow.c (emit_stack_save): Remove 'after' parameter.
(emit_stack_restore): Likewise.
* expr.h: Update to match.
* builtins.c, calls.c, stmt.c: Likewise.
* config/alpha/alpha.md, config/avr/avr.md: Likewise.
* config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
* function.c (expand_function_end): Insert the emit_stack_save
sequence before parm_birth_insn instead of after.
2011-03-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
(ssse3_pmaddubsw128): Ditto.
(ssse3_pmaddubsw): Ditto.
2011-03-03 Steve Ellcey <sje@cup.hp.com>
* config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
2011-03-03 Jakub Jelinek <jakub@redhat.com>
PR c/47963
* gimplify.c (omp_add_variable): Only call omp_notice_variable
on TYPE_SIZE_UNIT if it is a DECL.
PR debug/47283
* cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
first operand is not is_gimple_mem_ref_addr, try to fold it.
If the operand still isn't is_gimple_mem_ref_addr, clear
MEM_EXPR on op0.
2011-03-03 Richard Guenther <rguenther@suse.de>
PR middle-end/47283
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
match comment.
(refs_may_alias_p_1): For release branches return true if
we are confused by our input.
2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_function_value): Rename to ...
(s390_function_and_libcall_value): ... this.
(s390_function_value): New function.
(s390_libcall_value): New function.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
* config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
target macro definitions.
* config/s390/s390-protos.h (s390_function_value): Remove prototype.
2011-03-02 Joseph Myers <joseph@codesourcery.com>
* config/i386/freebsd64.h (CC1_SPEC): Define.
* config/i386/linux64.h (CC1_SPEC): Define.
* config/i386/x86-64.h (CC1_SPEC): Don't define.
2011-03-02 Anatoly Sokolov <aesok@post.ru>
* config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
Remove.
* config/stormy16/stormy16.c: Include reload.h.
(xstormy16_memory_move_cost): New function.
(TARGET_MEMORY_MOVE_COST): Define.
2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
PR rtl-optimization/47925
* cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
with side effects. Remove the more-specific check for volatile asms.
2011-03-02 Alan Modra <amodra@gmail.com>
PR target/47935
* config/rs6000/predicates.md (lwa_operand): Check cmodel medium
toc relative addresses for valid offsets.
2011-03-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47890
* tree-vect-loop.c (get_initial_def_for_induction): Set
related stmt properly.
2011-03-01 Richard Guenther <rguenther@suse.de>
PR lto/47924
* lto-streamer.c (lto_record_common_node): Also register
the canonical type.
2011-03-01 Richard Guenther <rguenther@suse.de>
PR lto/46911
* lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
Do not stream DECL_ABSTRACT_ORIGIN.
(lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
* lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
Do not stream DECL_ABSTRACT_ORIGIN.
(lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
2011-02-28 Anatoly Sokolov <aesok@post.ru>
* config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
FUNCTION_VALUE_REGNO_P): Remove.
* config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
* config/stormy16/stormy16.c (xstormy16_function_value): Make static.
Add 'outgoing' argument.
(xstormy16_libcall_value, xstormy16_function_value_regno_p): New
function.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
TARGET_FUNCTION_VALUE_REGNO_P): Define.
2011-02-28 Kai Tietz <kai.tietz@onevision.com>
PR debug/28047
* dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
(lookup_filename): Likewise.
* final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
Jakub Jelinek <jakub@redhat.com>
PR middle-end/47893
* rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
(assign_stack_local_1): Change last argument type to int.
* function.c (assign_stack_local_1): Replace reduce_alignment_ok
argument with kind. If bit ASLK_RECORD_PAD is not set in it,
don't record padding space into frame_space_list nor use those areas.
(assign_stack_local): Adjust caller.
(assign_stack_temp_for_type): Call assign_stack_local_1 instead
of assign_stack_local, pass 0 as last argument.
* caller-save.c (setup_save_areas): Adjust assign_stack_local_1
callers.
2011-02-28 Jakub Jelinek <jakub@redhat.com>
PR debug/47283
* cfgexpand.c (convert_debug_memory_address): Add AS parameter.
Use target address_mode and pointer_mode hooks instead of hardcoded
Pmode and ptr_mode. Handle some simple cases of extending if
POINTERS_EXTEND_UNSIGNED < 0.
(expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
Call convert_debug_memory_address.
(expand_debug_expr) <case ADDR_EXPR>: Pass as to
convert_debug_memory_address.
PR middle-end/46790
* configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
* configure: Regenerated.
* config.in: Regenerated.
* varasm.c (default_function_section): Return NULL
if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
2011-02-28 Martin Jambor <mjambor@suse.cz>
* ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
the description to match the printed values.
2011-02-28 Richard Guenther <rguenther@suse.de>
* tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
of the copied scope tree.
2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/extend.texi (Function Attributes): Avoid deeply (and
wrongly) nested tables.
2011-02-27 Jakub Jelinek <jakub@redhat.com>
PR middle-end/47903
* real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
r isn't op0 nor op1.
2011-02-23 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.md: Remove magic comment for emacs.
2011-02-23 Georg-Johann Lay <avr@gjlay.de>
PR target/45261
* config/avr/avr.c (avr_option_override): Use error on bad options.
(avr_help): New function.
(TARGET_HELP): Define.
2011-02-22 Georg-Johann Lay <avr@gjlay.de>
PR target/42240
* config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
(TARGET_CANNOT_MODIFY_JUMPS_P): Define.
2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (ARC Options): Use CPU instead of cpu.
(ARM Options): Ditto.
(i386 and x86-64 Options): Ditto.
(RX Options): Ditto.
(SPARC Options): Ditto.
2011-02-26 Tijl Coosemans <tijl@coosemans.org>
* config.gcc (i386-*-freebsd*): Make i486 the default arch on
FreeBSD 6 and later. Generally use cpu generic.
2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
* doc/cpp.texi: Update copyright years.
2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
PR target/46898
* config/lm32/lm32.md (ashrsi3): Added needed variable.
2011-02-25 Jon Beniston <jon@beniston.com>
PR target/46898
* config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
* config/lm32/lm32.md (ashlsi3): Remove unused variable.
* config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
(lm32_block_move_inline): Add type cast to remove warning.
(lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
(gen_int_relational): Move declarations to start of function.
2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/45470
* tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
can throw internally only.
* tree-vect-stmts.c (vectorizable_call): Likewise.
2011-02-24 Anatoly Sokolov <aesok@post.ru>
* config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
* config/stormy16/stormy16-protos.h
(xstormy16_preferred_reload_class): Remove.
* config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
static. Change 'rclass' argument and return type to reg_class_t.
(TARGET_PREFERRED_RELOAD_CLASS,
TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2011-02-24 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (input_bb): Do not find referenced vars
in debug statements.
2011-02-23 Jason Merrill <jason@redhat.com>
* common.opt (fabi-version): Document v5 and v6.
2011-02-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47849
* tree-if-conv.c (main_tree_if_conversion): Free postdom info.
2011-02-23 Jie Zhang <jie@codesourcery.com>
* opts-common.c (decode_cmdline_option): Print empty string
argument as "" in decoded->orig_option_with_args_text.
* gcc.c (execute): Print empty string argument as ""
in the verbose output.
(do_spec_1): Keep empty string argument.
2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
* config.gcc: Declare score-* and crx-* obsolete.
2011-02-23 Jie Zhang <jie@codesourcery.com>
PR rtl-optimization/47763
* web.c (web_main): Ignore naked clobber when replacing register.
2011-02-22 Anatoly Sokolov <aesok@post.ru>
* config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
Remove.
2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
PR doc/47848
* doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
2011-02-22 Mike Stump <mikestump@comcast.net>
* acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
assembler.
* configure: Regenerate.
2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
PR rtl-optimization/46002
* ira-color.c (update_copy_costs): Change class intersection
test to reg_class_contents[] test of 'hard_regno'.
2011-02-21 Joseph Myers <joseph@codesourcery.com>
* config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
than Driver option.
* config/hpux11.opt (mt): Likewise.
* config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
* config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
* config/vax/elf.opt (mno-asm-pic): Likewise.
* config/vms/vms.opt (map, mvms-return-codes): Likewise.
2011-02-21 Mike Stump <mikestump@comcast.net>
PR target/47822
* config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
tree so we can get save the type.
* config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
for CFString instead of trying to use past the end of the builtins.
* config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
* config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
* config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
* config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
Rename to darwin_builtin_cfstring.
(darwin_init_cfstring_builtins): Return the built type.
2011-02-21 Uros Bizjak <ubizjak@gmail.com>
PR target/47840
* config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
(_mm256_insert_epi64): Use _mm_insert_epi64.
2011-02-21 Anatoly Sokolov <aesok@post.ru>
* config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
* config/stormy16/stormy16-protos.h
(xstormy16_mode_dependent_address_p): Remove.
* config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
Make static. Change return type to bool. Change argument type to
const_rtx. Remove dead code.
(TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2011-02-21 Richard Guenther <rguenther@suse.de>
PR lto/47820
* lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
(lto_input_ts_block_tree_pointers): Hook a BLOCK into the
TUs context.
* lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
2011-02-20 Richard Guenther <rguenther@suse.de>
PR lto/47822
* tree.c (free_lang_data_in_decl): Clean builtins from
the TU decl BLOCK_VARS.
2011-02-19 Alexandre Oliva <aoliva@redhat.com>
PR debug/47620
PR debug/47630
* haifa-sched.c (fix_tick_ready): Skip tick computation
for debug insns.
2011-02-19 Richard Guenther <rguenther@suse.de>
PR lto/47647
* lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
Remove lazy BLOCK_VARS streaming.
(lto_input_ts_block_tree_pointers): Likewise.
* lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
2011-02-19 Joseph Myers <joseph@codesourcery.com>
* config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
2011-02-19 Joseph Myers <joseph@codesourcery.com>
* config/i386/biarch32.h, config/i386/mach.h,
config/rs6000/aix.opt, config/sh/superh64.h: Remove.
2011-02-19 Jakub Jelinek <jakub@redhat.com>
PR target/47800
* config/i386/i386.md (peephole2 for shift and plus): Use
operands[1] original mode in the first insn.
2011-02-18 Mike Stump <mikestump@comcast.net>
* config/t-darwin (TM_H): Add dependency on darwin-sections.def.
2011-02-18 Jan Hubicka <jh@suse.cz>
PR middle-end/47788
* ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
to zero when the function is not inlinable at all.
2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
* config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
* config/pa/t-pa-hpux11: Add rules to build pthread stubs.
* config/pa/t-pa64: Likewise.
* config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
2011-02-18 Jakub Jelinek <jakub@redhat.com>
PR driver/47787
* gcc.c (default_compilers): Clear combinable field for "@cpp-output".
2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/47792
* gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
2011-02-18 Anatoly Sokolov <aesok@post.ru>
* config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
GO_IF_LEGITIMATE_ADDRESS): Remove macros.
* config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
(m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
m32r_load_postinc_p, m32r_store_preinc_predec_p,
m32r_legitimate_address_p): New functions.
* config/m32r/constraints.md (constraint "S"): Don't use
STORE_PREINC_PREDEC_P.
(constraint "U"): Don't use LOAD_POSTINC_P.
2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
PR rtl-optimization/46178
* ira.c (setup_hard_regno_class): Use ira_class_translate[] to
compute ira_hard_regno_cover_class[].
2011-02-18 Richard Guenther <rguenther@suse.de>
PR lto/47798
* lto-streamer.h (lto_global_var_decls): Declare.
* lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
statics for global var processing.
2011-02-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47737
* tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
edge dominance check.
2011-02-18 Jakub Jelinek <jakub@redhat.com>
PR debug/47780
* cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
avoid invalid rtx sharing.
2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
* doc/cpp.texi (Obsolete Features): Add background on the
origin of assertions.
2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
* config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
objc_abi == 2.
* config/darwin.c (output_objc_section_asm_op): Added support for
ABI v1 and v2.
(is_objc_metadata): New.
(darwin_objc2_section): New.
(darwin_objc1_section): New.
(machopic_select_section): Added support for ABI v1 and v2.
(darwin_emit_objc_zeroed): New.
(darwin_output_aligned_bss): Detect objc metadata and treat it
appropriately.
(darwin_asm_output_aligned_decl_common): Same.
(darwin_asm_output_aligned_decl_local): Same.
* config/darwin-sections.def: Updated for ABI v1 and v2.
* config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
compiling Objective-C code for the NeXT runtime, default to using
ABI version 0 for 32-bit, and version 2 for 64-bit.
2011-02-17 Joseph Myers <joseph@codesourcery.com>
* common.opt (optimize_fast): New Variable.
* opts.c (default_options_optimization): Use opts->x_optimize_fast
instead of local variable ofast.
2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
* doc/invoke.texi (fobjc-abi-version): Documented.
(fobjc-nilcheck): Documented.
(fno-nil-receiver): Updated documentation to refer to the NeXT ABI
version.
2011-02-17 Joseph Myers <joseph@codesourcery.com>
PR driver/47390
* common.opt (export-dynamic): New Driver option.
* gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
2011-02-17 Joseph Myers <joseph@codesourcery.com>
* config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
2011-02-17 Alexandre Oliva <aoliva@redhat.com>
Jan Hubicka <jh@suse.cz>
PR debug/47106
PR debug/47402
* cfgexpand.c (account_used_vars_for_block): Remove.
(estimated_stack_frame_size): Use referenced vars.
* tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
that were referenced in the original function. Test src_fn
rather than cfun. Drop redundant get_var_ann.
(setup_one_parameter): Drop redundant get_var_ann.
(declare_return_variable): Likewise.
(copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
(copy_arguments_for_versioning): Drop redundant get_var_ann.
* ipa-inline.c (compute_inline_parameters): Do not compute
disregard_inline_limits here.
(compute_inlinable_for_current, pass_inlinable): New.
(pass_inline_parameters): Require PROP_referenced_vars.
* cgraphunit.c (cgraph_process_new_functions): Don't run
compute_inline_parameters explicitly unless function is in SSA form.
(cgraph_analyze_function): Set .disregard_inline_limits.
* tree-sra.c (convert_callers): Compute inliner parameters
only for functions already in SSA form.
2011-02-17 Joseph Myers <joseph@codesourcery.com>
* config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
-mlittle-endian-data.
2011-02-17 Joseph Myers <joseph@codesourcery.com>
* config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
-mno-fpu, not -fpu and -no-fpu.
* config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
* config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
2011-02-17 Uros Bizjak <ubizjak@gmail.com>
PR target/43653
* config/i386/i386.c (ix86_secondary_reload): Handle SSE
input reload with PLUS RTX.
2011-02-16 Joseph Myers <joseph@codesourcery.com>
* config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
of InverseVar(MDMX).
2011-02-16 Joseph Myers <joseph@codesourcery.com>
* config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
--m4-340.
2011-02-16 Joseph Myers <joseph@codesourcery.com>
* config/mn10300/mn10300.opt (mno-crt0): New.
2011-02-16 Joseph Myers <joseph@codesourcery.com>
* config/m68k/uclinux.opt (static-libc): New Driver option.
2011-02-16 Joseph Myers <joseph@codesourcery.com>
* config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
2011-02-16 Joseph Myers <joseph@codesourcery.com>
* config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
%{muser-extend-enabled}.
2011-02-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47738
* tree-ssa-loop.c (run_tree_predictive_commoning): Return
the TODO from tree_predictive_commoning.
2011-02-15 Jeff Law <law@redhat.com>
Revert
2011-01-25 Jeff Law <law@redhat.com>
PR rtl-optimization/37273
* ira-costs.c (scan_one_insn): Detect constants living in memory and
handle them like argument loads from stack slots. Do not double
count memory for memory constants and argument loads from stack slots.
2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/47725
* combine.c (cant_combine_insn_p): Revert the last change.
2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47755
* config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
mode for vector constants. Remove code that checks for TImode.
2011-02-15 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
PR debug/47402
* cgraph.h (compute_inline_parameters): Return void.
* ipa-inline.c (compute_inline_parameters): Adjust.
2011-02-15 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
PR debug/47402
* tree-inline.h (estimated_stack_frame_size): Take cgraph node
rather than decl.
* cfgexpand.c (estimated_stack_frame_size): Likewise.
* ipa-inline.c (compute_inline_parameters): Adjust.
2011-02-15 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
PR debug/47402
* tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
Adjust all users. Pass FN to...
* tree-flow-inline.h (first_referenced_var): ... this. Add
fn argument.
* ipa-struct-reorg.c: Adjust.
* tree-dfa.c: Adjust.
* tree-into-ssa.c: Adjust.
* tree-sra.c: Adjust.
* tree-ssa-alias.c: Adjust.
* tree-ssa-live.c: Adjust.
* tree-ssa.c: Adjust.
* tree-ssanames.c: Adjust.
* tree-tailcall.c: Adjust.
2011-02-15 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
PR debug/47402
* tree-flow.h (referenced_var_lookup): Add fn parameter.
Adjust all callers.
* tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
* tree-flow-inline.h: Adjust.
* gimple-pretty-print.c: Adjust.
* tree-into-ssa.c: Adjust.
* tree-ssa.c: Adjust.
* cfgexpand.c: Adjust.
2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
* config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
(EXTRA_CONSTRAINT): Delete.
* config/iq2000/constraints.md: New file.
* config/iq2000/iq2000.md: Include it.
(define_insn ""): Delete.
(movsi_internal2, movhi_internal2, movqi_internal2): Delete
unsupported constraint letters from patterns.
(call_value, call_value_internal1): Likewise.
(call_value_multiple_internal1): Likewise.
2011-02-15 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.c: Include tm-constrs.h.
(struct liw_data): New data structure describing an LIW candidate
instruction.
(extract_bundle): Use struct liw_data. Allow small integer
operands for some instructions.
(check_liw_constraints): Use struct liw_data. Remove swapped
parameter. Add comments describing the checks. Fix bug when
assigning the source of liw1 to the source of liw2.
(liw_candidate): Delete. Code moved into extract_bundle.
(mn10300_bundle_liw): Use struct liw_data. Check constraints
before swapping.
* config/mn10300/predicates.md (liw_operand): New predicate.
Allows registers and small integer constants.
* config/mn10300/constraints.md (O): New constraint. Accetps
integers in the range -8 to +7 inclusive.
* config/mn10300/mn10300.md (movesi_internal): Add an alternative
for moving a small integer into a register. Give this alternative
LIW attributes.
(addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
(ashlsi3): Likewise, plus give LIW attributes to the alternatives
using the J,K,L and M constraints,
(liw): Remove SI mode on second operands to allow for HI and QI
mode values.
(cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
instruction.
2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/47725
* combine.c (cant_combine_insn_p): Check zero/sign extended
hard registers.
2011-02-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47743
* tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
for a non-type-compatible VN lookup bail out.
2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
* config/fr30/constraints.md: New file.
* config/fr30/fr30.md: Include it.
* config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
(EXTRA_CONSTRAINT): Delete.
2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
* config/frv/constraints.md: New file.
* config/frv/predicates.md: Include it.
* config/frv/frv.c (reg_class_from_letter): Delete.
(frv_option_override): Don't initialize it.
* config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
(CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
(CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
(CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
(CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
(CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
(EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
(EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
(EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
(EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
(REG_CLASS_FROM_CONSTRAINT): Delete.
2011-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/47581
* config/i386/i386.c (ix86_compute_frame_size): Don't align offset
if frame size is 0 in a leaf function.
2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR pch/14940
* config/alpha/host-osf.c: New file.
* config/alpha/x-osf: New file.
* config.host (alpha*-dec-osf*): Use it.
2011-02-14 Anatoly Sokolov <aesok@post.ru>
* config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
* config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
* config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
(rx_mode_dependent_address_p): ...this. Make static. Change argument
type to const_rtx.
(TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
* config/stormy16/constraints.md: New file.
* config/stormy16/predicates.md (nonimmediate_nonstack_operand):
Use satisfies_constraint_Q and satisfies_constraint_R.
* config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
Delete.
(xstormy16_legitiamte_address_p): Declare.
* config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
(EXTRA_CONSTRAINT): Delete.
* config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
Un-staticize.
(xstormy16_extra_constraint_p): Delete.
2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/46494
* loop-unroll.c (split_edge_and_insert): Adjust comment.
* loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
(pass_rtl_loop_done): Add TODO_verify_flow.
* fwprop.c (pass_rtl_fwprop): Likewise.
* modulo-sched.c (pass_sms): Likewise.
* tree-ssa-dom.c (pass_dominator): Likewise.
* tree-ssa-loop-ch.c (pass_ch): Likewise.
* tree-ssa-loop.c (pass_complete_unrolli): Likewise.
(pass_tree_loop_done): Likewise.
* tree-ssa-pre.c (execute_pre): Likewise.
* tree-ssa-reassoc.c (pass_reassoc): Likewise.
* tree-ssa-sink.c (pass_sink_code): Likewise.
* tree-vrp.c (pass_vrp): Likewise.
2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
* config/v850/constraints.md: New file.
* config/v850/v850.md: Include it.
* config/v850/predicates.md (reg_or_0_operand): Use
satisfies_constraint_G.
(special_symbolref_operand): Use satisfies_constraint_K.
* config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
(GO_IF_LEGITIMATE_ADDRESS): Likewise.
(REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
(CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
(EXTRA_CONSTRAINT): Delete.
(CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
(CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
(CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
2011-02-14 Anatoly Sokolov <aesok@post.ru>
PR target/47696
* config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
description.
2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
* config/mcore/constraints.md: New file.
* config/mcore/mcore.md: Include it.
* config/mcore/mcore.c (reg_class_from_letter): Delete.
* config/mcore/mcore.h (reg_class_from_letter): Delete.
(REG_CLASS_FROM_LETTER): Delete.
(CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
insn_const_int_ok_for_constraint.
(CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
(CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
(EXTRA_CONSTRAINT): Delete.
2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR ada/41929
* config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
(IS_SIGHANDLER): Define.
(sparc64_is_sighandler): New function, split off from
sparc64_fallback_frame_state.
(sparc_is_sighandler): New function, split off from
sparc_fallback_frame_state.
(sparc64_fallback_frame_state): Merge with ...
(sparc_fallback_frame_state): ... this into ...
(MD_FALLBACK_FRAME_STATE_FOR): ... this.
Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
stack instead of hardcoded offsets.
2011-02-14 Andriy Gapon <avg@freebsd.org>
PR target/45808
* config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.
2011-02-12 Joseph Myers <joseph@codesourcery.com>
PR driver/45731
* gcc.c (asm_options): Correct spec matching --target-help.
2011-02-12 Martin Jambor <mjambor@suse.cz>
* tree-cfg.c (verify_gimple_call): Return true upon invalid argument
to gimple call error.
2011-02-12 Mike Stump <mikestump@comcast.net>
* config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
comments in backslash regions.
2011-02-12 Mike Stump <mikestump@comcast.net>
Jakub Jelinek <jakub@redhat.com>
Iain Sandoe <iains@gcc.gnu.org>
PR target/47324
* dwarf2out.c (output_cfa_loc): When required, apply the
DWARF2_FRAME_REG_OUT macro to adjust register numbers.
(output_loc_sequence): Likewise.
(output_loc_operands_raw): Likewise.
(output_loc_sequence_raw): Likewise.
(output_cfa_loc): Likewise.
(output_loc_list): Suppress register number adjustment when
calling output_loc_sequence()
(output_die): Likewise.
2011-02-12 Anatoly Sokolov <aesok@post.ru>
* config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
Remove macros.
* config/xtensa/xtensa.c (xtensa_register_move_cost,
xtensa_memory_move_cost): New functions.
(TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
2011-02-12 Alexandre Oliva <aoliva@redhat.com>
PR lto/47225
* configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
in the current directory.
* configure: Rebuilt.
2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
* config/darwin.c (darwin_override_options): Add a hunk missed
from the commit of r168571. Trim comment line lengths and
correct indents of the preceding block.
2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
* gcc.c (driver_handle_option): Concatenate the argument to -F with
the switch.
2011-02-11 Joseph Myers <joseph@codesourcery.com>
* common.opt (nostartfiles): New Driver option.
2011-02-11 Xinliang David Li <davidxl@google.com>
PR tree-optimization/47707
* tree-chrec.c (convert_affine_scev): Keep type precision.
2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/47420
* ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
PR rtl-optimization/47614
* rtl.h (check_for_inc_dec): Declare.
* dse.c (check_for_inc_dec): Externalize...
* postreload.c (reload_cse_simplify): ...use it before deleting stmt.
(reload_cse_simplify_operands): Don't simplify opnds with side effects.
2011-02-11 Joseph Myers <joseph@codesourcery.com>
PR driver/47678
* gcc.c (main): Do not compile inputs if there were errors in
option handling.
* opts-common.c (read_cmdline_option): Check for wrong language
after other error checks.
2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
* cgraph.c: Fix comment typos.
* cgraph.h: Likewise.
* cgraphunit.c: Likewise.
* ipa-cp.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-prop.c: Likewise.
* ipa-pure-const.c: Likewise.
* ipa-ref.c: Likewise.
* ipa-reference.c: Likewise.
2011-02-11 Jakub Jelinek <jakub@redhat.com>
PR debug/47684
* tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR testsuite/47400
* doc/sourcebuild.texi (Require Support): Document
dg-require-ascii-locale.
2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
* doc/lto.texi (Write summary): Fix missing parentheses.
2011-02-10 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_option_override): Disable
-fcombine-stack-adjustments until flag value tracking and compare
optimization can be rewritten.
2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
* config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
PROCESSOR_POWER7.
(PROCESSOR_DEFAULT64): Likewise.
2011-02-10 Richard Henderson <rth@redhat.com>
* config/rx/predicates.md (rx_zs_comparison_operator): Revert
change from 2011-02-03.
* config/rx/rx.c (flags_from_code): Likewise.
(rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
is valid, n/pz otherwise.
(rx_select_cc_mode): Return CCmode if Y is not zero.
2011-02-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2011-02-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47677
* tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2011-02-10 Jakub Jelinek <jakub@redhat.com>
PR target/47665
* combine.c (make_compound_operation): Only change shifts into
multiplication for SCALAR_INT_MODE_P.
2011-02-10 Jie Zhang <jie@codesourcery.com>
PR testsuite/47622
Revert
2011-02-05 Jie Zhang <jie@codesourcery.com>
PR debug/42631
* web.c (entry_register): Don't clobber the number of the
first uninitialized reference in used[].
2011-02-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47664
* ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
all edges again.
2011-02-09 David Edelsohn <dje.gcc@gmail.com>
PR target/46481
PR target/47032
* config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
PROCESSOR_POWER7.
(PROCESSOR_DEFAULT64): Same.
(RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2011-02-09 Martin Jambor <mjambor@suse.cz>
PR middle-end/45505
* tree-sra.c (struct access): New flags grp_scalar_read and
grp_scalar_write. Changed description of assignment read and write
flags.
(dump_access): Dump new flags, reorder all of them.
(sort_and_splice_var_accesses): Set the new flag accordingly, use them
to detect multiple scalar reads.
(analyze_access_subtree): Use the new scalar read write flags instead
of the old flags. Adjusted comments.
2011-02-08 DJ Delorie <dj@redhat.com>
PR target/47548
* config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
patterns.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config/m68k/uclinux.opt: New.
* config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config/cris/elf.opt (sim): New Driver option.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config/xtensa/elf.opt: New.
* config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config/vax/elf.opt: New.
* config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/aix64.opt (posix, pthread): New Driver options.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config/gnu-user.opt: New.
* config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
*-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
*-*-uclinux*): Use gnu-user.opt.
2011-02-08 Thomas Schwinge <thomas@schwinge.name>
* config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
* config/i386/gnu.h (CPP_SPEC): Likewise.
2011-02-08 Ian Lance Taylor <iant@google.com>
* common.opt (fcx-limited-range): Add SetByCombined flag.
(ffinite-math-only, fmath-errno, frounding-math): Likewise.
(fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
(fassociative-math, freciprocal-math): Likewise.
(funsafe-math-optimizations): Likewise.
* opth-gen.awk: Handle SetByCombined.
* optc-gen.awk: Likewise.
* opts.c (set_fast_math_flags): Don't override flag if set by frontend.
(set_unsafe_math_optimizations_flags): Likewise.
* doc/options.texi (Option properties): Document SetByCombined.
2011-02-08 Joseph Myers <joseph@codesourcery.com>
* config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/46834
PR tree-optimization/46994
PR tree-optimization/46995
* graphite-sese-to-poly.c (used_outside_reduction): New.
(detect_commutative_reduction): Call used_outside_reduction.
(rewrite_commutative_reductions_out_of_ssa_close_phi): Call
translate_scalar_reduction_to_array only when at least one
loop-phi/close-phi tuple has been detected.
2011-02-08 Richard Guenther <rguenther@suse.de>
PR middle-end/47639
* tree-vect-generic.c (expand_vector_operations_1): Update
stmts here ...
(expand_vector_operations): ... not here. Cleanup EH info
and the CFG if required.
2011-02-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47641
* tree-ssa.c (execute_update_addresses_taken): For asm outputs
require type compatibility.
2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* gimple-low.c (lower_function_body): Don't remove the location of
the return statement here.
(lower_gimple_return): Do it here instead but only if the return
statement is actually used twice.
2011-02-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47632
* tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
unused up_to_stmt parameter, return whether cfg-cleanup is
necessary, remove EH info properly.
(forward_propagate_into_gimple_cond): Adjust caller.
(forward_propagate_into_cond): Likewise.
(forward_propagate_comparison): Likewise.
(tree_ssa_forward_propagate_single_use_vars): Make
forward_propagate_comparison case similar to the two others.
2011-02-08 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.opt (mliw): New command line option.
* config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
(liw_bundling): New automaton.
(liw): New attribute.
(liw_op): New attribute.
(liw_op1, liw_op2, liw_both, liw_either): New reservations.
(movsi_internal): Add LIW attributes.
(andsi3): Likewise.
(iorsi3): Likewise.
(xorsi3): Likewise.
(addsi3): Separate register and immediate alternatives.
Add LIW attributes.
(subsi3): Likewise.
(cmpsi): Likewise.
(aslsi3): Likewise.
(lshrsi3): Likewise.
(ashrsi3): Likewise.
(liw): New pattern.
* config/mn10300/mn10300.c (liw_op_names): New
(mn10300_print_operand): Handle 'W' operand descriptor.
(extract_bundle): New function.
(check_liw_constraints): New function.
(liw_candidate): New function.
(mn10300_bundle_liw): New function.
(mn10300_reorg): New function.
(TARGET_MACHINE_DEPENDENT_REORG): Define.
(TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
* config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
__LIW__ or __NO_LIW__.
* doc/invoke.texi: Describe the -mliw command line option.
2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
* config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
pthread_mutex_unlock): Remove.
* config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
* config/pa/t-pa64: Likewise.
* config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
shared libc if not linking against libpthread.
* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
PR target/47558
* config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
on 10.6 and later to ensure that we always use the unwinder from
the system. Only add -no_compact_unwind when tarteting darwin
10.6 or later.
2011-02-07 Steve Ellcey <sje@cup.hp.com>
PR target/46997
* vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
(vec_interleave_lowv2sf): Ditto.
(vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
(vec_extract_oddv2sf): Ditto.
2011-02-07 Mike Stump <mikestump@comcast.net>
PR target/42333
Add __ieee_divdc3 entry point.
* config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
entry point.
(SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
* config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
* config/darwin.c (darwin_rename_builtins): Add.
* config/darwin-protos.h (darwin_rename_builtins): Add.
2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47636
* config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
for the condition.
2011-02-07 Mike Stump <mikestump@comcast.net>
* config/darwin.opt (mmacosx-version-min): Update default OS version.
2011-02-07 Denis Chertykov <chertykov@gmail.com>
PR target/47534
* config/avr/libgcc.S (exit): Move .endfunc
2011-02-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47615
* tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
* tree-ssa-sccvn.c (default_vn_walk_kind): New global.
(run_scc_vn): Initialize it.
(visit_reference_op_load): Use it.
* tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_init_libfuncs): Install SImode and
DImode trapping arithmetic libfuncs.
2011-02-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47621
* tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
two duplicates ...
(execute_update_addresses_taken): ... here. Make it more
conservative in what we accept.
2011-02-06 Joseph Myers <joseph@codesourcery.com>
* config/sparc/freebsd.h (ASM_SPEC): Define.
* config/sparc/vxworks.h (ASM_SPEC): Define.
2011-02-06 Joseph Myers <joseph@codesourcery.com>
* config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
* doc/invoke.texi: Remove reference to compiler internals from
user documentation.
* reg-notes.def: Remove REG_VALUE_PROFILE.
* combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2011-02-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/47610
* varasm.c (default_section_type_flags): If decl is NULL,
and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2011-02-05 Jie Zhang <jie@codesourcery.com>
PR debug/42631
* web.c (entry_register): Don't clobber the number of the
first uninitialized reference in used[].
2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/46194
* tree-data-ref.c (analyze_miv_subscript): Remove comment.
(build_classic_dist_vector_1): Do not represent classic distance
vectors when the access functions are variating in different loops.
2011-02-04 Joseph Myers <joseph@codesourcery.com>
* config/mips/iris6.opt: New.
* config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2011-02-04 Richard Henderson <rth@redhat.com>
Steve Ellcey <sje@cup.hp.com>
PR target/46997
* config/ia64/predicates.md (mux1_brcst_element): New.
* config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
* config/ia64/ia64.c (ia64_unpack_assemble): New.
(ia64_unpack_sign): New.
(ia64_expand_unpack): Rewrite using new routines.
(ia64_expand_widen_sum): Ditto.
(ia64_expand_dot_prod_v8qi): Ditto.
* config/ia64/vect.md (mulv8qi3): Rewrite to use new
routines, add endian check.
(pmpy2_even): Rename from pmpy2_r, add endian check.
(pmpy2_odd): Rename from pmpy2_l, add endian check.
(vec_widen_smult_lo_v4hi): Rewrite using new routines.
(vec_widen_smult_hi_v4hi): Ditto.
(vec_widen_umult_lo_v4hi): Ditto.
(vec_widen_umult_hi_v4hi): Ditto.
(mulv2si3): Change endian checks.
(sdot_prodv4hi): Rewrite with new calls.
(udot_prodv4hi): New.
(vec_pack_ssat_v4hi): Add endian check.
(vec_pack_usat_v4hi): Ditto.
(vec_pack_ssat_v2si): Ditto.
(max1_even): Rename from max1_r, add endian check.
(max1_odd): Rename from max1_l, add endian check.
(*mux1_rev): Format change.
(*mux1_mix): Ditto.
(*mux1_shuf): Ditto.
(*mux1_alt): Ditto.
(*mux1_brcst_v8qi): Use new predicate.
(vec_extract_evenv8qi): Remove endian check.
(vec_extract_oddv8qi): Ditto.
(vec_interleave_lowv4hi): Format change.
(vec_interleave_highv4hi): Ditto.
(mix2_even): Rename from mix2_r, add endian check.
(mix2_odd): Rename from mux2_l, add endian check.
(*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
(vec_extract_evenodd_helper): Format change.
(vec_extract_evenv4hi): Remove endian check.
(vec_extract_oddv4hi): Remove endian check.
(vec_interleave_lowv2si): Format change.
(vec_interleave_highv2si): Format change.
(vec_initv2si): Remove endian check.
(vecinit_v2si): Add endian check.
(reduc_splus_v2sf): Add endian check.
(reduc_smax_v2sf): Ditto.
(reduc_smin_v2sf): Ditto.
(vec_initv2sf): Remove endian check.
(fpack): Add endian check.
(fswap): Add endian check.
(vec_interleave_highv2sf): Add endian check.
(vec_interleave_lowv2sf): Add endian check.
(fmix_lr): Add endian check.
(vec_setv2sf): Format change.
(*vec_extractv2sf_0_be): Use shift to extract operand.
(*vec_extractv2sf_1_be): New.
(vec_pack_trunc_v4hi): Add endian check.
(vec_pack_trunc_v2si): Format change.
2011-02-04 Jakub Jelinek <jakub@redhat.com>
PR inline-asm/23200
* tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
do bb, locus and block comparison and disallow loads if it is not set.
(stmt_is_replaceable_p): New function.
(process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
callers.
* expr.c (expand_expr_real_1) <case SSA_NAME>: If
get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
SSA_NAME_DEF_STMT.
* tree-flow.h (stmt_is_replaceable_p): New prototype.
2011-02-04 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/xilinx.opt: New.
* config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2011-02-04 Joseph Myers <joseph@codesourcery.com>
* config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2011-02-03 Anatoly Sokolov <aesok@post.ru>
* config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
* config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
secondary_reload_info, xtensa_secondary_reload): Remove.
* config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
(xtensa_preferred_reload_class): Make static. Change return and
'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
Use CONST_DOUBLE_P predicate.
(xtensa_preferred_output_reload_class): New function.
(xtensa_secondary_reload): Make static.
2011-02-03 Joseph Myers <joseph@codesourcery.com>
* config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2011-02-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/31490
* output.h (SECTION_RELRO): Define.
(SECTION_MACH_DEP): Adjust.
(get_variable_section): New prototype.
* varpool.c (varpool_finalize_named_section_flags): New function.
(varpool_assemble_pending_decls): Call it.
* cgraph.h (varpool_finalize_named_section_flags): New prototype.
* cgraphunit.c (cgraph_output_in_order): Call
varpool_finalize_named_section_flags.
* varasm.c (get_section): Allow section flags conflicts between
relro and read-only sections if the section hasn't been declared yet.
Set SECTION_OVERRIDE after diagnosing section type conflict.
(get_variable_section): No longer static.
(default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
readonly sections that need relocations.
(decl_readonly_section_1): New function.
(decl_readonly_section): Use it.
Revert:
2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
Steve Ellcey <sje@cup.hp.com>
PR middle-end/31490
* varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
if section attribute used.
2011-02-03 Jakub Jelinek <jakub@redhat.com>
* config/darwin.h (SECTION_NO_ANCHOR): Remove.
* config/darwin.c (SECTION_NO_ANCHOR): Define.
(darwin_init_sections): Remove assertion.
2011-02-03 Nick Clifton <nickc@redhat.com>
* config/rx/predicates.md (rx_zs_comparison_operator): Remove
lt and ge.
* config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
* config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
instead of "n" and "pz".
(flags_from_code): LT and GE tests need CC_FLAG_O as well as
CC_FLAG_S.
2011-02-03 Jakub Jelinek <jakub@redhat.com>
PR target/47312
* expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
fma, expand FMA_EXPR as fma{,f,l} call.
PR lto/47274
* lto-streamer-out.c (write_symbol): When writing kind and visibility,
copy them into a unsigned char variable and pass address of it to
lto_output_data_stream.
PR target/47564
* toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
around backend_init_target and lang_dependent_init_target calls.
* cgraphunit.c (cgraph_debug_gimple_stmt): New function.
(verify_cgraph_node): Don't call set_cfun here. Use
cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
Set error_found for incorrectly represented calls to thunks.
2011-02-03 Alexandre Oliva <aoliva@redhat.com>
PR debug/43092
PR rtl-optimization/43494
* rtl.h (for_each_inc_dec_fn): New type.
(for_each_inc_dec): Declare.
* rtlanal.c (struct for_each_inc_dec_ops): New type.
(for_each_inc_dec_find_inc_dec): New fn.
(for_each_inc_dec_find_mem): New fn.
(for_each_inc_dec): New fn.
* dse.c (struct insn_size): Remove.
(replace_inc_dec, replace_inc_dec_mem): Remove.
(emit_inc_dec_insn_before): New fn.
(check_for_inc_dec): Use it, along with for_each_inc_dec.
(canon_address): Pass mem modes to cselib_lookup.
* cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
(cselib_lookup_from_insn): Likewise.
(cselib_subst_to_values): Likewise.
* cselib.c (find_slot_memmode): New var.
(cselib_find_slot): New fn. Use it instead of
htab_find_slot_with_hash everywhere.
(entry_and_rtx_equal_p): Use find_slot_memmode.
(autoinc_split): New fn.
(rtx_equal_for_cselib_p): Rename and implement in terms of...
(rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
Deal with autoinc. Special-case recursion into MEMs.
(cselib_hash_rtx): Likewise.
(cselib_lookup_mem): Infer pmode from address mode. Distinguish
address and MEM modes.
(cselib_subst_to_values): Add memmode, pass it on.
Deal with autoinc.
(cselib_lookup): Add memmode argument, pass it on.
(cselib_lookup_from_insn): Add memmode.
(cselib_invalidate_rtx): Discard obsolete push_operand handling.
(struct cselib_record_autoinc_data): New.
(cselib_record_autoinc_cb): New fn.
(cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
mode to cselib_lookup. Reset autoinced REGs here instead of...
(cselib_process_insn): ... here.
* var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
to cselib_lookup.
(add_uses): Likewise, also to cselib_subst_to_values.
(add_stores): Likewise.
* sched-deps.c (add_insn_mem_dependence): Pass mode to
cselib_subst_to_values.
(sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
* gcse.c (do_local_cprop): Adjusted.
* postreload.c (reload_cse_simplify_set): Adjusted.
(reload_cse_simplify_operands): Adjusted.
* sel-sched-dump (debug_mem_addr_value): Pass mode.
2011-02-03 Alexandre Oliva <aoliva@redhat.com>
PR tree-optimization/45122
* tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
unsafe assumptions when there's more than one loop exit.
2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47272
* doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
Document using vector double with the load/store builtins, and
that the load/store builtins always use Altivec instructions.
* config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
to use altivec memory instructions, even on VSX.
(vector_altivec_store_<mode>): Ditto.
* config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
function.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
V2DF, V2DI support to load/store overloaded builtins.
* config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
altivec load/store builtins for V2DF/V2DI types.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
set avoid indexed addresses on power6 if -maltivec.
(altivec_expand_ld_builtin): Add V2DF, V2DI support, use
vector_altivec_load/vector_altivec_store builtins.
(altivec_expand_st_builtin): Ditto.
(altivec_expand_builtin): Add VSX memory builtins.
(rs6000_init_builtins): Add V2DI types to internal types.
(altivec_init_builtins): Add support for V2DF/V2DI altivec
load/store builtins.
(rs6000_address_for_altivec): Insure memory address is appropriate
for Altivec.
* config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
vec_vsx_ld and vec_vsx_st.
(vsx_store_<mode>): Ditto.
* config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
variables to hold long long types for VSX vector memory builtins.
(RS6000_BTI_unsigned_long_long): Ditto.
(long_long_integer_type_internal_node): Ditti.
(long_long_unsigned_type_internal_node): Ditti.
* config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
(altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
(altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
* config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
short cuts.
(vec_vsx_st): Ditto.
2011-02-02 Joseph Myers <joseph@codesourcery.com>
* config/pa/pa-hpux10.opt: New.
* config/hpux11.opt (pthread): New Driver option.
* config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
* config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2011-02-02 Joseph Myers <joseph@codesourcery.com>
* config/ia64/vms.opt: New.
* config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47580
* config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
gpc_reg_operand instead of vsx_register_operand to match rs6000.md
generator functions.
(vsx_floatuns<VSi><mode>2): Ditto.
(vsx_fix_trunc<mode><VSi>2): Ditto.
(vsx_fixuns_trunc<mode><VSi>2): Ditto.
2011-02-02 Joseph Myers <joseph@codesourcery.com>
* config/i386/djgpp.opt (posix): New Driver option.
2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
Move to the unsupported targets list.
2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/47525
* df-scan.c: Update copyright years.
(df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/sysv4.h (TARGET_VERSION): Remove.
(SUBTARGET_RETURN_IN_MEMORY): Remove.
(ASM_OUTPUT_ASCII): Remove.
* config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2011-02-02 Jeff Law <law@redhat.com>
PR middle-end/47543
* reload.c (find_reloads_address): Handle reg+d address where both
components are invalid by reloading the entire address.
2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/40979
PR bootstrap/47044
* passes.c (init_optimization_passes): After LIM call copy_prop
and DCE to clean up.
* tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/47576
PR tree-optimization/47555
* doc/invoke.texi (scev-max-expr-complexity): Documented.
* params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
(PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
* tree-scalar-evolution.c (follow_ssa_edge): Use
PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2011-02-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47566
* builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2011-02-02 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
PR debug/47402
* tree-inline.c (declare_return_variable): Remove unused caller
variable.
PR debug/47106
PR debug/47402
* tree-flow-inline.h (clear_is_used, is_used_p): New.
* cfgexpand.c (account_used_vars_for_block): Use them.
* tree-nrv.c (tree_nrv): Likewise.
* tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
(dump_scope_block): Likewise.
(remove_unused_locals): Likewise.
PR debug/47106
PR debug/47402
* tree-inline.c (declare_return_variable): Add result decl to
local decls only once.
* gimple-low.c (record_vars_into): Mark newly-created variables
as referenced.
2011-02-02 Alexandre Oliva <aoliva@redhat.com>
PR debug/47498
PR debug/47501
PR debug/45136
PR debug/45130
* haifa-sched.c (get_ebb_head_tail): Move notes across boundary
debug insns.
(no_real_insns_p, schedule_block, set_priorities): Drop special
treatment of boundary debug insns.
* sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
* sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
* sched-int.h (DEBUG_INSN_SCHED_P): Remove.
(BOUNDARY_DEBUG_INSN_P): Likewise.
(SCHEDULE_DEBUG_INSN_P): Likewise.
* sched-rgn.c (init_ready_list): Drop special treatment of
boundary debug insns.
* final.c (rest_of_clean_state): Clear notes' BB.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/openbsd.opt (assert=): New Driver option.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/i386/nto.opt: New.
* config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/i386/netware.opt: New.
* config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/interix.opt (posix): New Driver option.
2011-02-01 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
* config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
class for A0/A1.
2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/47561
* toplev.c (process_options): Print the Graphite flags. Add
flag_loop_flatten to the list of options requiring Graphite.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/i386/cygming.opt (posix): New Driver option.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/arm/vxworks.opt: New.
* config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2011-02-01 Joseph Myers <joseph@codesourcery.com>
* config/alpha/elf.opt: New.
* config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2011-02-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47559
* tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
store-motion on references that can throw.
2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
* tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
* tree-pass.h (TDF_CSELIB): New macro.
* cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
cselib_lookup): Check for it rather than for TDF_DETAILS.
2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
PR driver/47547
* lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
is HOST_BIT_BUCKET.
* opts.c (finish_options): Don't add x_aux_base_name if it is
HOST_BIT_BUCKET.
2011-02-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47555
Revert
2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
* params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
PR gcc/46692
* config/lm32/t-lm32: Add multilib for all CPU options.
2011-02-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47541
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
sure to have a field at offset zero.
2011-01-31 Joseph Myers <joseph@codesourcery.com>
* config/arc/arc.opt (EB, EL): New Driver options.
2011-01-31 Joseph Myers <joseph@codesourcery.com>
* config/alpha/osf5.opt: New.
* config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2011-01-31 Joseph Myers <joseph@codesourcery.com>
* config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
* common.opt (ftree-loop-linear): Use Alias to make it an alias of
-floop-interchange.
* invoke.texi (-ftree-loop-linear): Make it clear that this flag
is an alias of -floop-interchange and that it requires the
Graphite infrastructure.
* tree-ssa-loop.c (gate_graphite_transforms): Do not set
flag_loop_interchange based on the value of flag_tree_loop_linear.
2011-01-31 Jakub Jelinek <jakub@redhat.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/47538
* tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
type instead of r1type, except for comparisons. For right
shifts and comparisons punt if there are mismatches in
sizetype vs. non-sizetype types.
2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/sourcebuild.texi (Effective-Target Keywords): Document
avx_runtime.
2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
version number.
* configure: Regenerate.
2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_ld_static_option): Define.
(gcc_cv_ld_dynamic_option): Define.
(gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
instead.
(HAVE_LD_STATIC_DYNAMIC): Update message.
(LD_STATIC_OPTION): Define.
(LD_DYNAMIC_OPTION): Define.
* configure: Regenerate.
* config.in: Regenerate.
* gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
HAVE_LD_STATIC_DYNAMIC]: Use them.
2011-01-31 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
registers inside interrupt handlers if the handler is not a leaf
function.
2011-01-31 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
reg_renumber returning an INVALID_REGNUM.
2011-01-31 Alexandre Oliva <aoliva@redhat.com>
PR libgcj/44341
* doc/install.texi: Document host options discarded when cross
configuring target libraries.
2011-01-31 Alexandre Oliva <aoliva@redhat.com>
Reverted:
2011-01-25 Alexandre Oliva <aoliva@redhat.com>
PR debug/45136
PR debug/45130
* haifa-sched.c (get_ebb_head_tail): Move notes across boundary
debug insns.
(no_real_insns_p, schedule_block, set_priorities): Drop special
treatment of boundary debug insns.
* sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
* sched-ebb.c (schedule_ebbs): Don't skip debug insns.
* sched-int.h (DEBUG_INSN_SCHED_P): Remove.
(BOUNDARY_DEBUG_INSN_P): Likewise.
(SCHEDULE_DEBUG_INSN_P): Likewise.
* sched-rgn.c (init_ready_list): Drop special treatment of
boundary debug insns.
* final.c (rest_of_clean-state): Clear notes' BB.
2011-01-31 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (print_operand): Rearrange addends in
toc relative expressions as we do in print_operand_address.
2011-01-30 Kazu Hirata <kazu@codesourcery.com>
* doc/extend.texi: Follow spelling conventions.
* doc/invoke.texi: Fix a typo.
2011-01-30 Joseph Myers <joseph@codesourcery.com>
* config/hpux11.opt: New.
* config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
ia64*-*-hpux*): Use hpux11.opt.
2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
* config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
to tmake_file.
2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (hppa-hp-hpux10): Remove references to HP
support sites.
2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Binaries): Remove outdated reference for
Motorola 68HC11/68HC12 downloads.
2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (Thread-Local): Adjust reference to Ulrich
Drepper's paper.
2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
PR bootstrap/47147
* ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
used by NetBSD.
2011-01-28 Ahmad Sharif <asharif@google.com>
* value-prof.c (check_counter): Corrected error message.
2011-01-29 Jie Zhang <jie@codesourcery.com>
* config/arm/arm.c (arm_legitimize_reload_address): New.
* config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
arm_legitimize_reload_address.
* config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2011-01-28 Ian Lance Taylor <iant@google.com>
* godump.c (go_define): Ignore macros whose definitions include
two adjacent operands.
2011-01-28 Jakub Jelinek <jakub@redhat.com>
PR target/42894
* varasm.c (force_const_mem): Store copy of x in desc->constant
instead of x itself.
* expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
itself into REG_EQUAL note.
2011-01-28 Joseph Myers <joseph@codesourcery.com>
* config/freebsd.opt (posix, rdynamic): New Driver options.
2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
-Bstatic/-Bdynamic.
* configure: Regenerate.
2011-01-27 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
* config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2011-01-27 Anatoly Sokolov <aesok@post.ru>
* config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
* config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
* config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
(s390_preferred_reload_class): Make static. Change return and
'rclass' argument type to reg_class_t.
2011-01-27 Jan Hubicka <jh@suse.cz>
PR middle-end/46949
* cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
(process_function_and_variable_attributes): Check defined weakrefs.
2011-01-27 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/47228
* tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
build_ref_for_offset.
2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu-elf.h (ASM_SPEC): Remove.
2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
PR rtl-optimization/46856
* postreload.c (reload_combine_recognize_const_pattern): Do not
separate cc0 setter and user on cc0 targets.
2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
PR c/43082
* c-typeck.c (c_objc_common_truthvalue_conversion): If we are
passed a VOID_TYPE expression, immediately emit an error and
return error_mark_node.
2011-01-26 Jeff Law <law@redhat.com>
PR rtl-optimization/47464
* df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
rather than may_trap_p as needed.
2011-01-26 DJ Delorie <dj@redhat.com>
PR rtl-optimization/46878
* combine.c (insn_a_feeds_b): Check for the implicit cc0
setter/user dependency as well.
2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/44469
* cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
after removing trivially dead basic blocks.
2011-01-26 Joseph Myers <joseph@codesourcery.com>
* config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
* config/frv/frv.h (LINK_SPEC): Likewise.
* config/i386/netware.h (LINK_SPEC): Likewise.
* config/m68k/linux.h (ASM_SPEC): Likewise.
* config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
* config/rs6000/sysv4.h (LINK_SPEC): Likewise.
* config/rs6000/vxworks.h (ASM_SPEC): Likewise.
* config/sparc/linux.h (ASM_SPEC): Likewise.
* config/sparc/linux64.h (ASM_SPEC): Likewise.
* config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2011-01-26 Joseph Myers <joseph@codesourcery.com>
* config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
* config/frv/frv.h (ASM_SPEC): Likewise.
* config/m68k/linux.h (ASM_SPEC): Likewise.
* config/pa/pa-linux.h (ASM_SPEC): Likewise.
* config/rs6000/linux64.h (ASM_SPEC): Likewise.
* config/rs6000/vxworks.h (ASM_SPEC): Likewise.
* config/sparc/linux.h (ASM_SPEC): Likewise.
* config/sparc/linux64.h (ASM_SPEC): Likewise.
* config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2011-01-26 Joseph Myers <joseph@codesourcery.com>
* config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
* config/frv/frv.h (LINK_SPEC): Likewise.
* config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2011-01-26 Joseph Myers <joseph@codesourcery.com>
* config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
* config/frv/frv.h (ASM_SPEC): Likewise.
* config/i386/sol2-10.h (ASM_SPEC): Likewise.
* config/m68k/linux.h (ASM_SPEC): Likewise.
* config/pa/pa-linux.h (ASM_SPEC): Likewise.
* config/rs6000/linux64.h (ASM_SPEC32): Likewise.
* config/rs6000/vxworks.h (ASM_SPEC): Likewise.
* config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
* config/sparc/linux.h (ASM_SPEC): Likewise.
* config/sparc/linux64.h (ASM_SPEC): Likewise.
* config/sparc/sp-elf.h (ASM_SPEC): Likewise.
* config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2011-01-26 Steve Ellcey <sje@cup.hp.com>
PR target/46997
* config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
(*mux2): Ditto.
(vec_extract_evenodd_help): Ditto.
(vec_extract_evenv4hi): Ditto.
(vec_extract_oddv4hi): Ditto.
(vec_interleave_lowv2si): Ditto.
(vec_interleave_highv2si): Ditto.
(vec_extract_evenv2si): Ditto.
(vec_extract_oddv2si: Ditto.
(vec_pack_trunc_v2si): Ditto.
2011-01-22 Jan Hubicka <jh@suse.cz>
PR target/47237
* cgraph.h (cgraph_local_info): New field can_change_signature.
* ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
signature can change.
(ipcp_estimate_growth): Call sequence simplify only if calle signature
can change.
(ipcp_insert_stage): Only compute args_to_skip if signature can change.
(cgraph_function_versioning): We can not change signature of functions
that don't allow that.
* lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
(lto_input_node): Likewise.
* ipa-inline.c (compute_inline_parameters): Compute
local.can_change_signature.
* ipa-split.c (visit_bb): Never split away APPLY_ARGS.
* tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
functions that can not change signature.
* i386.c (ix86_function_regparm, ix86_function_sseregparm,
init_cumulative_args): Do not use local calling conventions
for functions that can not change signature.
2011-01-22 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2011-01-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47190
* cgraphunit.c (process_common_attributes): New function.
(process_function_and_variable_attributes): Use it.
2011-01-26 Richard Guenther <rguenther@suse.de>
PR lto/47423
* cgraphbuild.c (record_eh_tables): Record reference to personality
function.
2011-01-26 Alexandre Oliva <aoliva@redhat.com>
PR debug/45454
* sel-sched.c (moveup_expr): Don't let debug insns prevent
non-debug insns from moving up.
2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
PR target/40125
* config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
t-dlldir{,-x} fragment for build and add it to tmake_file.
(i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
* Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
* config/i386/t-dlldir: New file.
(SHLIB_DLLDIR): Define.
* config/i386/t-dlldir-x: New file.
(SHLIB_DLLDIR): Define.
* config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
(SHLIB_INSTALL): Use it.
2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
PR target/47246
* config/arm/arm.c (thumb2_legitimate_index_p): Change the
lower bound of the allowed Thumb-2 coprocessor load/store
index range to -256. Add explaining comment.
2011-01-25 Ian Lance Taylor <iant@google.com>
* godump.c (go_define): Improve lexing of macro expansion to only
accept expressions which match Go spec.
2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
PR c++/43601
* tree.c (handle_dll_attribute): Handle it.
* doc/extend.texi (@item dllexport): Mention it.
* doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2011-01-25 Ian Lance Taylor <iant@google.com>
PR tree-optimization/26854
* c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
(decl_jump_unsafe): Move higher in file, with no other change.
(bind): Set has_jump_unsafe_decl if appropriate.
(update_label_decls): Test has_jump_unsafe_decl to avoid loop.
(check_earlier_gotos): Likewise.
(c_check_switch_jump_warnings): Likewise.
2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
* doc/invoke.texi (Warning Options): Add missing hyphen.
(-fprofile-dir): Minor grammatical fixes.
(-fbranch-probabilities): Likewise.
2011-01-25 Alexandre Oliva <aoliva@redhat.com>
PR debug/45136
PR debug/45130
* haifa-sched.c (get_ebb_head_tail): Move notes across boundary
debug insns.
(no_real_insns_p, schedule_block, set_priorities): Drop special
treatment of boundary debug insns.
* sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
* sched-ebb.c (schedule_ebbs): Don't skip debug insns.
* sched-int.h (DEBUG_INSN_SCHED_P): Remove.
(BOUNDARY_DEBUG_INSN_P): Likewise.
(SCHEDULE_DEBUG_INSN_P): Likewise.
* sched-rgn.c (init_ready_list): Drop special treatment of
boundary debug insns.
* final.c (rest_of_clean-state): Clear notes' BB.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (LAMBDA_H): Removed.
(TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
(OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
lambda-trans.o, and tree-loop-linear.o.
(lto-symtab.o): Remove dependence on LAMBDA_H.
(tree-loop-linear.o): Remove rule.
(lambda-mat.o): Same.
(lambda-trans.o): Same.
(lambda-code.o): Same.
(tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
(tree-vect-slp.o): Same.
* hwint.h (gcd): Moved here.
(least_common_multiple): Same.
* lambda-code.c: Removed.
* lambda-mat.c: Removed.
* lambda-trans.c: Removed.
* lambda.h: Removed.
* tree-loop-linear.c: Removed.
* lto-symtab.c: Do not include lambda.h.
* omega.c (gcd): Removed.
* passes.c (init_optimization_passes): Remove pass_linear_transform.
* tree-data-ref.c (print_lambda_vector): Moved here.
(lambda_vector_copy): Same.
(lambda_matrix_copy): Same.
(lambda_matrix_id): Same.
(lambda_vector_first_nz): Same.
(lambda_matrix_row_add): Same.
(lambda_matrix_row_exchange): Same.
(lambda_vector_mult_const): Same.
(lambda_vector_negate): Same.
(lambda_matrix_row_negate): Same.
(lambda_vector_equal): Same.
(lambda_matrix_right_hermite): Same.
* tree-data-ref.h: Do not include lambda.h.
(lambda_vector): Moved here.
(lambda_matrix): Same.
(dependence_level): Same.
(lambda_transform_legal_p): Removed declaration.
(lambda_collect_parameters): Same.
(lambda_compute_access_matrices): Same.
(lambda_vector_gcd): Same.
(lambda_vector_new): Same.
(lambda_vector_clear): Same.
(lambda_vector_lexico_pos): Same.
(lambda_vector_zerop): Same.
(lambda_matrix_new): Same.
* tree-flow.h (least_common_multiple): Removed declaration.
* tree-parloops.c (lambda_trans_matrix): Moved here.
(LTM_MATRIX): Same.
(LTM_ROWSIZE): Same.
(LTM_COLSIZE): Same.
(LTM_DENOMINATOR): Same.
(lambda_trans_matrix_new): Same.
(lambda_matrix_vector_mult): Same.
(lambda_transform_legal_p): Same.
* tree-pass.h (pass_linear_transform): Removed declaration.
* tree-ssa-loop.c (tree_linear_transform): Removed.
(gate_tree_linear_transform): Removed.
(pass_linear_transform): Removed.
(gate_graphite_transforms): Make flag_tree_loop_linear an alias of
flag_loop_interchange.
2011-01-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47265
PR tree-optimization/47443
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
if name still has some uses.
2011-01-25 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/47382
* gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
(gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
* config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
sjlj_except_unwind_info.
2011-01-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47426
* tree-ssa-structalias.c (ipa_pta_execute): Make externally
visible functions results escape.
2011-01-25 Jakub Jelinek <jakub@redhat.com>
PR target/45701
* config/arm/arm.c (any_sibcall_uses_r3): New function.
(arm_get_frame_offsets): Use it.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47271
* tree-if-conv.c (bb_postdominates_preds): New.
(if_convertible_bb_p): Call bb_postdominates_preds.
(if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
(predicate_scalar_phi): Call bb_postdominates_preds.
2011-01-25 Nick Clifton <nickc@redhat.com>
* config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
* config/rx/rx.c (rx_function_value): Likewise.
(rx_promote_function_mode): Likewise.
(gen_safe_add): Place an outsized immediate value inside an UNSPEC
in order to make it legitimate.
* config/rx/rx.md (adddi3_internal): If the second operand is a MEM
make sure that the first operand is the same as the result register.
(addsi3_unspec): Delete.
(subdi3): Do not accept immediate operands.
(subdi3_internal): Likewise.
2011-01-25 Jeff Law <law@redhat.com>
PR rtl-optimization/37273
* ira-costs.c (scan_one_insn): Detect constants living in memory and
handle them like argument loads from stack slots. Do not double
count memory for memory constants and argument loads from stack slots.
2011-01-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47427
PR tree-optimization/47428
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
coalesce if the new root var would be TREE_READONLY.
2011-01-25 Richard Guenther <rguenther@suse.de>
PR middle-end/47414
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
correct type for TBAA.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
(close_phi_written_to_memory): Call for_each_index with
dr_indices_valid_in_loop.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
when it is initialized.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
call to graphite_find_data_references_in_stmt.
* graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
(try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
call to graphite_find_data_references_in_stmt.
(analyze_drs_in_stmts): Same.
* tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
in which the scalar analysis of indices is performed.
(create_data_ref): Same. Update call to dr_analyze_indices.
(find_data_references_in_stmt): Update call to create_data_ref.
(graphite_find_data_references_in_stmt): Same.
* tree-data-ref.h (graphite_find_data_references_in_stmt): Update
declaration.
(create_data_ref): Same.
* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
call to create_data_ref.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_poly_scop): Move
rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
VAR_DECL, PARM_DECL, and RESULT_DECL.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (reduction_dr_1): Allow several reductions
in a reduction PBB.
* graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
that have already been marked as PBB_IS_REDUCTION.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (same_close_phi_node): New.
(remove_duplicate_close_phi): New.
(make_close_phi_nodes_unique): New.
(canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
* graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
of both data references to be the same.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (build_lexicographical_constraint): Remove
the gdim parameter.
(build_lexicographical_constraint): Adjust call to
ppl_powerset_is_empty.
(dependence_polyhedron): Same.
(graphite_legal_transform_dr): Same.
(graphite_carried_dependence_level_k): Same.
* graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
parameter.
* graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c
(translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
(close_phi_written_to_memory): New.
(translate_scalar_reduction_to_array): Call close_phi_written_to_memory
and unshare_expr.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* doc/install.texi: Update the expected version number of PPL to 0.11.
* graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
#if PPL_VERSION_MINOR < 11.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c: Include graphite-cloog-util.h.
(new_poly_ddr): Inlined into dependence_polyhedron.
(free_poly_ddr): Moved close by new_poly_ddr.
(dependence_polyhedron_1): Renamed dependence_polyhedron.
Early return NULL when ppl_powerset_is_empty returns true.
(dependence_polyhedron): Renamed new_poly_ddr. Call only once
poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
(graphite_legal_transform_dr): Call new_poly_ddr.
(graphite_carried_dependence_level_k): Same.
(dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
(dot_transformed_deps_stmt_1): Removed.
(dot_deps_stmt_1): Call dot_deps_stmt_2.
(dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
(dot_deps_1): Call dot_deps_2.
* Makefile.in (graphite-dependences.o): Add missing dependence on
graphite-cloog-util.h.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
(build_lexicographical_constraint): Same.
(dependence_polyhedron_1): Same.
(graphite_legal_transform_dr): Same.
(graphite_carried_dependence_level_k): Same.
* graphite-ppl.c (ppl_powerset_is_empty): New.
* graphite-ppl.h (ppl_powerset_is_empty): Declared.
* tree-data-ref.c (dump_data_reference): Print the basic block index.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (build_pairwise_scheduling): Correctly compute
the "a followed by b" relation and document it.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (build_lexicographical_constraint): Stop the
iteration when the bag of constraints is empty.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
nest and two loop depths as parameters.
(lst_try_interchange_loops): Call lst_interchange_profitable_p after
lst_perfect_nestify.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (print_pddr): Call
ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-ppl.c (debug_gmp_value): New.
* graphite-ppl.h (debug_gmp_value): Declared.
2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
* doc/install.texi: Document availability of cloog-0.16.
2011-01-25 Vladimir Kargov <kargov@gmail.com>
* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
invalid postdominance info.
2011-01-24 Jan Hubicka <jh@suse.cz>
PR c/21659
* doc/extend.texi (weak pragma): Drop claim that it must
appear before definition.
* varasm.c (merge_weak, declare_weak): Only sanity check
that DECL is not output at a time it is declared weak.
2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
* machmode.def: Fixed comments.
2011-01-24 Kai Tietz <kai.tietz@onevision.com>
* emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2011-01-24 Paul Koning <ni1d@arrl.net>
* builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
WORDS_BIG_ENDIAN.
2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
PR target/46519
* config/i386/i386.c: Include sbitmap.h and fibheap.h.
(block_info): Add scanned and prev.
(move_or_delete_vzeroupper_2): Return if the basic block
has been scanned and the upper 128bit state is unchanged
from the last scan.
(move_or_delete_vzeroupper_1): Return true if the exit
state is changed.
(move_or_delete_vzeroupper): Visit basic blocks using the
work-list based algorithm based on vt_find_locations in
var-tracking.c.
* config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2011-01-24 Nick Clifton <nickc@redhat.com>
* config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
* config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
-mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
then define __v850e1__.
* doc/invoke.texi: Document -mv850es.
2011-01-24 Richard Henderson <rth@redhat.com>
* config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
compound unordered comparisons.
* config/rx/rx.c (rx_split_fp_compare): Remove.
* config/rx/rx-protos.h: Update.
* config/rx/rx.md (gcc_conds, rx_conds): Remove.
(cbranchsf4): Don't call rx_split_fp_compare.
(*cbranchsf4): Use rx_split_cbranch.
(*cmpsf): Don't accept "i" constraint.
(*conditional_branch): Only valid after reload.
(cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47385
* config/rs6000/altivec.md (vector constant splitters): Add
support for creating vector single precision constants if -mvsx is
used and we would create the constant using Altivec primitives.
2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
Richard Sandiford <rdsandiford@googlemail.com>
PR rtl-optimization/47166
* reload1.c (emit_reload_insns): Disable the spill_reg_store
mechanism for PRE_MODIFY and POST_MODIFY.
(inc_for_reload): For PRE_MODIFY, return the insn that sets the
reloadreg.
2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
* compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2011-01-22 Jan Hubicka <jh@suse.cz>
PR lto/47333
* lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2011-01-22 Jan Hubicka <jh@suse.cz>
PR tree-optimization/43884
PR lto/44334
* predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
* doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2011-01-22 Anatoly Sokolov <aesok@post.ru>
* config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
* config/s390/s390.c (s390_register_move_cost,
s390_memory_move_cost): New.
(TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR middle-end/47401
* except.c (sjlj_assign_call_site_values): Move setting the
crtl->uses_eh_lsda flag to ...
(sjlj_mark_call_sites): ... here.
(sjlj_emit_function_enter): Support NULL dispatch label.
(sjlj_build_landing_pads): In a function with no landing pads
that still has must-not-throw regions, generate code to register
a personality function with empty LSDA.
2011-01-21 Richard Henderson <rth@redhat.com>
* config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
* config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
* compare-elim.c: New file.
* Makefile.in (OBJS-common): Add it.
(compare-elim.o): New.
* common.opt (fcompare-elim): New.
* opts.c (default_options_table): Add OPT_fcompare_elim.
* tree-pass.h (pass_compare_elim_after_reload): New.
* passes.c (init_optimization_passes): Add it.
* recog.h: Protect against re-inclusion.
* target.def (TARGET_FLAGS_REGNUM): New POD hook.
* doc/invoke.texi (-fcompare-elim): Document it.
* doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
* doc/tm.texi: Rebuild.
2011-01-22 Nick Clifton <nickc@redhat.com>
* config/rx/rx.md (cstoresf4): Pass comparison operator to
rx_split_fp_compare.
2011-01-22 Nick Clifton <nickc@redhat.com>
* config/rx/rx.md (UNSPEC_CONST): New.
(deallocate_and_return): Wrap the amount popped off the stack in
an UNSPEC_CONST in order to stop it being rejected by
-mmax-constant-size.
(pop_and_return): Add a "(return)" rtx.
(call): Drop the immediate operand.
(call_internal): Likewise.
(call_value): Likewise.
(call_value_internal): Likewise.
(sibcall_internal): Likewise.
(sibcall_value_internal): Likewise.
(sibcall): Likewise. Generate an explicit call using
sibcall_internal.
(sibcall_value): Likewise.
(mov<>): FAIL if a constant operand is not legitimate.
(addsi3_unpsec): New pattern.
* config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
(ok_for_max_constant): New function.
(gen_safe_add): New function.
(rx_expand_prologue): Use gen_safe_add.
(rx_expand_epilogue): Likewise.
(rx_is_legitimate_constant): Use ok_for_max_constant. Handle
UNSPEC CONSTs.
2011-01-21 Jeff Law <law@redhat.com>
PR tree-optimization/47053
* tree-ssa-dse.c (need_eh_cleanup): New bitmap.
(dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
statements are deleted.
(tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
is nonempty, then purge dead edges and cleanup the CFG.
2011-01-21 Alexandre Oliva <aoliva@redhat.com>
PR debug/47402
Temporarily revert:
2011-01-21 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
* tree-dfa.c (create_var_ann): Mark variable as used.
2011-01-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/45566
* except.c (convert_to_eh_region_ranges): Emit queued no-region
notes from other section in hot/cold partitioning even if
last_action is -3. Increment call_site_base.
PR rtl-optimization/47366
* fwprop.c (forward_propagate_into): Return bool. If
any changes are made, -fnon-call-exceptions is used and
REG_EH_REGION note is present, call purge_dead_edges
and return true if it purged anything.
(fwprop_addr): Adjust callers, call cleanup_cfg (0) if
any EH edges were purged.
2011-01-21 Jeff Law <law@redhat.com>
PR rtl-optimization/41619
* caller-save.c (setup_save_areas): Break out code to determine
which hard regs are live across calls by examining the reload chains
so that it is always used.
Eliminate code which checked REG_N_CALLS_CROSSED.
2011-01-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47355
* tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
NOP has non-debug uses beyond PHIs in new_bb.
2011-01-21 Alexandre Oliva <aoliva@redhat.com>
PR debug/47106
* cfgexpand.c (account_used_vars_for_block): Only account vars
that are annotated as used.
(estimated_stack_frame_size): Don't set TREE_USED.
* tree-dfa.c (create_var_ann): Mark variable as used.
2011-01-21 Richard Guenther <rguenther@suse.de>
PR middle-end/47395
* tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2011-01-21 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47365
* tree-ssa-sccvn.h (vn_lookup_kind): Declare.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
* tree-ssa-sccvn.c (vn_walk_kind): New static global.
(vn_reference_lookup_3): Only look through kills if in
VN_WALKREWRITE mode.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
(visit_reference_op_load): Likewise.
(visit_reference_op_store): Likewise.
* tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
(compute_avail): Likewise.
(eliminate): Likewise.
2011-01-21 Jakub Jelinek <jakub@redhat.com>
* tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
DECL_IGNORED_P non-reg vars if they are used.
PR tree-optimization/47391
* varpool.c (const_value_known_p): Return false if
decl is volatile.
2011-01-21 Kai Tietz <kai.tietz@onevision.com>
PR bootstrap/47215
* config/i386/i386.c (ix86_local_alignment): Handle
case for va_list_type_node is nil.
(ix86_canonical_va_list_type): Likewise.
2011-01-21 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.md (define_attr type): Rename f_load
and f_store to f_fpa_load and f_fpa_store. Update.
(write_conflict): Deal with rename fallout.
(*push_fp_multi): Likewise.
* config/arm/fpa.md (f_load): Use f_fpa_load.
(f_store): Use f_fpa_store.
(*movsf_fpa): Likewise.
(*movdf_fpa): Likewise.
(*movxf_fpa): Likewise.
(*thumb2_movsf_fpa): Likewise.
(*thumb2_movdf_fpa): Likewise.
(*thumb2_movxf_fpa): Likewise.
* config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
f_loadd and f_stored.
(*thumb2_movdi_vfp): Likewise.
(*thumb2_movsf_vfp): Fix attribute to f_loads.
(*thumb2_movsi_vfp): Likewise.
* config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
Use f_loads instead of f_load.
* config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2011-01-20 Anatoly Sokolov <aesok@post.ru>
* config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
* config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
* config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
(xtensa_mode_dependent_address_p): New function.
(constantpool_address_p): Make static. Change return type to bool.
Change argument type to const_rtx. Use CONST_INT_P predicate.
2011-01-20 Alexandre Oliva <aoliva@redhat.com>
PR debug/46583
* tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2011-01-20 Jakub Jelinek <jakub@redhat.com>
PR debug/47283
* cfgexpand.c (expand_debug_expr): Instead of generating
(mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
etc. handling.
2011-01-20 Richard Guenther <rguenther@suse.de>
PR middle-end/47370
* tree-inline.c (remap_gimple_op_r): Recurse manually for
the pointer operand of MEM_REFs.
2011-01-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/46130
* ipa-split.c (consider_split): If return_bb contains non-virtual
PHIs other than for retval or if split_function would not adjust it,
refuse to split.
2011-01-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47167
* tree-ssa-copyrename.c (copy_rename_partition_coalesce):
Revert previous change, only avoid enumeral type changes.
2011-01-19 Mike Stump <mikestump@comcast.net>
* doc/tm.texi.in (BRANCH_COST): Englishify.
* doc/tm.texi (BRANCH_COST): Likewise.
2011-01-19 Dodji Seketeli <dodji@redhat.com>
PR c++/47291
* dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
(gen_scheduled_generic_parms_dies): New functions.
(gen_struct_or_union_type_die): Schedule template parameters DIEs
generation for the end of CU compilation.
(dwarf2out_finish): Generate template parameters DIEs here.
2011-01-19 Alexandre Oliva <aoliva@redhat.com>
PR debug/46240
* tree-into-ssa.c (maybe_register_def): Do not attempt to add
debug bind stmt on merge edges.
2011-01-19 Alexandre Oliva <aoliva@redhat.com>
PR debug/47079
PR debug/46724
* function.c (instantiate_expr): Instantiate incoming rtl of
implicit arguments, and recurse on VALUE_EXPRs.
(instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
* var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2011-01-19 Alexandre Oliva <aoliva@redhat.com>
* c-parser.c (c_parser_for_statement): Initialize
collection_expression.
2011-01-19 Joseph Myers <joseph@codesourcery.com>
* config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2011-01-19 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
(LINK_SHLIB_SPEC): Don't use %(link_path).
(SUBTARGET_EXTRA_SPECS): Remove link_path.
2011-01-19 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
(NO_SHARED_LIB_SUPPORT): Remove.
(LINK_SHLIB_SPEC): Remove one conditional definition.
2011-01-19 Joseph Myers <joseph@codesourcery.com>
* config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
%{call_shared}.
* config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
* config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
* config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
%{call_shared} and conditionals on these options not being passed.
* config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
%{call_shared}.
2011-01-19 Jakub Jelinek <jakub@redhat.com>
* ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
simplify.
* ipa-split.c: Spelling fixes.
2011-01-19 Richard Henderson <rth@redhat.com>
* config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
(*mulsi3): Likewise.
* longlong.h [__mn10300__] (count_leading_zeros): New.
[__mn10300__] (umul_ppmm, smul_ppmm): New.
[__mn10300__] (add_ssaaaa, subddmmss): New.
[__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
[__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2011-01-19 Richard Henderson <rth@redhat.com>
* config/mn10300/mn10300.md (addsi3_flags): New.
(addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
(subsi3_flags, subc_internal, subdi3): New.
(subdi3_internal, *subdi3_degenerate): New.
* config/mn10300/predicates.md (reg_or_am33_const_operand): New.
* config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
(mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
(mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
(return_ret): Likewise. Rename from return_internal_regs.
(return_internal): Remove.
* config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
(mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
(mn10300_legitimate_constant_p): Likewise.
(mn10300_can_use_return_insn): Use mn10300_initial_offset.
(mn10300_frame_size): New.
(mn10300_expand_prologue): Use it.
(mn10300_expand_epilogue): Likewise.
(mn10300_initial_offset): Likewise.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
* config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
(prologue, epilogue, return_internal): Tidy output code.
(mn10300_store_multiple_operation, return): Likewise.
(int_label, pop_pic_reg, GOTaddr2picreg): Remove.
(am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
(add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
(load_pic, am33_load_pic): New.
(mn10300_load_pic0, mn10300_load_pic1): New.
* config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
* config/mn10300/mn10300.c (CC_FLAG_Z): New.
(CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
(cc_flags_for_mode, cc_flags_for_code): New.
(mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
overflow flag is not valid. Validate that the flags we need
for the comparison are valid.
(mn10300_output_cmp): Remove.
(mn10300_output_add): New.
(mn10300_select_cc_mode): Use cc_flags_for_code.
(mn10300_split_cbranch): New.
(mn10300_match_ccmode): New.
(mn10300_split_and_operand_count): New.
* config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
to the function.
* config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
(addsi3): ... here. Use mn10300_output_add.
(*addsi3_flags): New.
(*am33_subsi3, *mn10300_subsi3): Merge...
(subsi3): ... here. Use attribute isa.
(*subsi3_flags): New.
(negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
when possible.
(*am33_andsi3, *mn10300_andsi3): Merge...
(andsi3): ... here.
(*andsi3_flags): New.
(andsi3 splitters): New.
(*am33_iorsi3, *mn10300_iorsi3): Merge...
(iorsi3): ... here.
(*iorsi3_flags): New.
(*am33_xorsi3, *mn10300_xorsi3): Merge...
(xorsi3): ... here.
(*xorsi3_flags): New.
(*am33_cmpsi2, *mn10300_cmplsi2): Merge...
(one_cmplsi2): ... here.
(*one_cmplsi2_flags): New.
(*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
instead of "dax" in constraints. Use mn10300_split_cbranch.
(*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
use matching constraints to eliminate a self-comparison.
(*integer_conditional_branch): Rename from integer_conditional_branch.
Use int_mode_flags to match CC_REG.
(*cbranchsi4_btst, *btstsi): New.
(*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
mn10300_split_cbranch.
(*am33_cmpsf): Rename from am33_cmpsf.
(*float_conditional_branch): Rename from float_conditional_branch.
(*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
(zero_extendqisi2): ... here.
(*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
(zero_extendhisi2): ... here.
(*extendqisi2_am33, *extendqisi2_mn10300): Merge...
(extendqisi2): ... here.
(*extendhisi2_am33, *extendhisi2_mn10300): Merge...
(extendhisi2): ... here.
(*am33_ashlsi3, *mn10300_ashlsi3): Merge...
(ashlsi3): ... here.
(*am33_lshrsi3, *mn10300_lshrsi3): Merge...
(lshrsi3): ... here.
(*am33_ashrisi3, *mn10300_ashrsi3): Merge...
(ashrsi3): ... here.
(consecutive add peephole): Remove.
* config/mn10300/predicates.md (label_ref_operand): New.
(int_mode_flags): New.
(CCZN_comparison_operator): New.
* config/mn10300/mn10300.md (UNSPEC_EXT): New.
(throughput_42_latency_43): New reservation.
(mulsidi3, umulsidi3): New expanders.
(mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
the MDR register to allocation; separately allocate the low and
high parts of the DImode result.
(umulsidi3_internal): Similarly.
(*am33_mulsi3, *mn10300_mulsi3): Merge into ...
(*mulsi3): ... here. Clobber MDR as a scratch as necessary.
(udivsi3, umodsi3): Remove.
(udivmodsi4, divmodsi4): New expanders.
(*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
(*divmodsi4): Simiarly.
(ext_internal): New.
* config/mn10300/constraints.md ("z"): New constraint.
* config/mn10300/mn10300.h (MDR_REGNUM): Remove.
(FIXED_REGISTERS): Don't fix MDR.
(CALL_USED_REGSITERS): Reformat nicely.
(REG_ALLOC_ORDER): Add MDR.
(enum regclass): Add MDR_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
(IRA_COVER_CLASSES): Add MDR_REGS.
(REGNO_REG_CLASS): Handle MDR_REG.
* config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
(mn10300_register_move_cost): Likewise.
* config/mn10300/mn10300.md (MDR_REG): New.
(*movsi_internal): Handle moves to/from MDR_REGS.
* config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
POST_MODIFY.
(mn10300_secondary_reload): Tidy combination reload classes.
(mn10300_legitimate_address_p): Allow post-modify and reg+reg
addresses for AM33. Allow symbolic offsets for reg+imm.
(mn10300_regno_in_class_p): New.
(mn10300_legitimize_reload_address): New.
* config/mn10300/mn10300.h (enum reg_class): Remove
DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
SP_OR_GENERAL_REGS.
(REG_CLASS_NAMES): Update to match.
(REG_CLASS_CONTENTS): Likewise.
(INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
(BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
(REGNO_IN_RANGE_P): Remove.
(REGNO_DATA_P): Use mn10300_regno_in_class_p.
(REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
(REGNO_STRICT_OK_FOR_BASE_P): Likewise.
(REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
(REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
(REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
(REGNO_GENERAL_P): New.
(HAVE_POST_MODIFY_DISP): New.
(USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
(LEGITIMIZE_RELOAD_ADDRESS): New.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
DATA_REGS for AM33 stack-pointer destination.
(mn10300_preferred_output_reload_class): Likewise.
(mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
into a form appropriate for ...
(TARGET_SECONDARY_RELOAD): New.
* config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
reload_insi; use the "A" constraint for the scratch; handle AM33
moves of sp to non-address registers.
* config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
(*movqi_internal): ... here.
(*am33_movhi, *mn10300_movhi): Merge into...
(*movhi_internal): ... here.
(*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
as the source/destination of moves from/to SP.
(movsf): Only allow for AM33-2.
(*movsf_internal): Use "r" instead of "dax"; use "F" instead of
any integer constant constraint. Only allow for AM33-2. Tidy
all of the alternative outputs.
(movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
(udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
for MN103.
(udivsi3, umodsi3): New patterns for MN103 only.
2011-01-19 Joern Rennecke <amylaar@spamcop.net>
* doc/tm.texi.in: Spell out that a lack of register class unions
can lead to ICEs.
* doc/tm.texi: Regenerate.
2011-01-19 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/47337
* dce.c (check_argument_store): New function.
(find_call_stack_args): Ignore debug insns. Use check_argument_store.
PR tree-optimization/47290
* tree-eh.c (infinite_empty_loop_p): New function.
(cleanup_empty_eh): Use it.
2011-01-18 Steve Ellcey <sje@cup.hp.com>
PR target/46997
* ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
(a64_expand_widen_sum): Ditto.
* vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
(vec_extract_evenodd_help): Ditto.
(vec_extract_evenv4hi): Ditto.
(vec_extract_oddv4hi): Ditto.
(vec_extract_evenv2si): Ditto.
(vec_extract_oddv2si): Ditto.
(vec_extract_evenv2sf): Ditto.
(vec_extract_oddv2sf): Ditto.
(vec_pack_trunc_v4hi: Ditto.
(vec_pack_trunc_v2si): Ditto.
(vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
(vec_interleave_highv8qi): Ditto.
(mix1_r): Ditto.
(vec_extract_oddv8qi): Ditto.
(vec_interleave_lowv4hi): Ditto.
(vec_interleave_highv4hi): Ditto.
(vec_interleave_lowv2si): Ditto.
(vec_interleave_highv2si): Ditto.
2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* doc/extend.texi: Mention __float128 support on hppa HP-UX.
* config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
* config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
(pa_c_mode_for_suffix): New.
(TARGET_EXPAND_BUILTIN): Define.
(TARGET_C_MODE_FOR_SUFFIX): Define.
(pa_builtins): Define.
(pa_init_builtins): Register __float128 type and init new support
builtins.
* config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
* config/pa/quadlib.c (_U_Qfcopysign): New.
2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/46894
* explow.c (allocate_dynamic_stack_space): Do not assume more than
BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
are defined.
2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR tree-optimization/47179
* config/spu/spu.c (spu_ref_may_alias_errno): New function.
(TARGET_REF_MAY_ALIAS_ERRNO): Define.
2011-01-18 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/47216
* emit-rtl.c: Include tree-flow.h.
(set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
of replicating it with different semantics.
* Makefile.in (emit-rtl.o): Adjust.
2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
(cortex_a9_dp): Handle neon types correctly.
2011-01-18 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/47299
* expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
subtarget. Use normal multiplication if both operands are constants.
* expmed.c (expand_widening_mult): Don't try to optimize constant
multiplication if op0 has VOIDmode. Convert op1 constant to mode
before using it.
2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/lto.texi (LTO): Ensure two spaces after period. Fix
spacing after 'e.g.', typos, comma, hyphenation.
2011-01-17 Richard Henderson <rth@redhat.com>
* config/rx/predicates.md (rx_constshift_operand): Use match_test.
(rx_restricted_mem_operand): New.
(rx_shift_operand): Use register_operand.
(rx_source_operand, rx_compare_operand): Likewise.
* config/rx/rx.md (addsi3_flags): New expander.
(adddi3): Rewrite as expander.
(adc_internal, *adc_flags, adddi3_internal): New patterns.
(subsi3_flags): New expander.
(subdi3): Rewrite as expander.
(sbb_internal, *sbb_flags, subdi3_internal): New patterns.
* config/rx/rx.c (RX_BUILTIN_SAT): Remove.
(rx_init_builtins): Remove sat builtin.
(rx_expand_builtin): Likewise.
* config/rx/rx.md (ssaddsi3): New.
(*sat): Rename from sat. Represent the CC_REG input.
* config/rx/predicates.md (rshift_operator): New.
* config/rx/rx.c (rx_expand_insv): Remove.
* config/rx/rx-protos.h: Update.
* config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
operand to the canonical position.
(*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
(*bitclr, *bitclr_in_memory): Similarly.
(*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
(insv): Retain the zero_extract in the expansion.
* config/rx/rx.md (bswapsi2): Use = not + for output reload.
(bswaphi2, bitinvert, revw): Likewise.
* config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
(gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
* config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
(stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
(bitset, bitset_in_memory): Likewise.
(bitinvert, bitinvert_in_memory): Likewise.
(bitclr, bitclr_in_memory): Likewise.
(insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
(rx_strend, rx_cmpstrn): Likewise.
(rx_setmem): Likewise. Make the source BLKmode to match the dest.
(bitop peep2 patterns): Remove.
* config/rx/rx.c (rx_match_ccmode): New.
* config/rx/rx-protos.h: Update.
* config/rx/rx.md (abssi2): Clobber, don't set flags.
(addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
(rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
(subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
(fix_truncsfsi2, floatsisf2): Likewise.
(*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
(*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
(*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
(*subsi3_flags, *xorsi3_flags): New.
* config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
* config/rx/rx.c (rx_print_operand): Remove workaround for
unsplit comparison operations.
* config/rx/rx.md (movsicc): Split after reload.
(*movsicc): Merge *movsieq and *movsine via match_operator.
(*stcc): New pattern.
* config/rx/rx.c (rx_float_compare_mode): Remove.
* config/rx/rx.h (rx_float_compare_mode): Remove.
* config/rx/rx.md (cstoresi4): Split after reload.
(*sccc): New pattern.
* config/rx/predicates.md (label_ref_operand): New.
(rx_z_comparison_operator): New.
(rx_zs_comparison_operator): New.
(rx_fp_comparison_operator): New.
* config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
Validate that the flags are set properly for the comparison.
(rx_gen_cond_branch_template): Remove.
(rx_cc_modes_compatible): Remove.
(mode_from_flags): New.
(flags_from_code): Rename from flags_needed_for_conditional.
(rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
(rx_select_cc_mode): Likewise.
(rx_split_fp_compare): New.
(rx_split_cbranch): New.
* config/rx/rx.md (most_cond, zs_cond): Remove iterators.
(*cbranchsi4): Use match_operator and rx_split_cbranch.
(*cbranchsf4): Similarly.
(*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
match_operator and rx_split_cbranch.
(*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
(*cmpsi): Rename from cmpsi.
(*tstsi): Rename from tstsi.
(*cmpsf): Rename from cmpsf; use CC_Fmode.
(*conditional_branch): Rename from conditional_branch.
(*reveresed_conditional_branch): Remove.
(b<code>): Remove expander.
* config/rx/rx-protos.h: Update.
* config/rx/rx.c (rx_compare_redundant): Remove.
* config/rx/rx.md (cmpsi): Don't use it.
* config/rx/rx-protos.h: Update.
* config/rx/rx-modes.def (CC_F): New mode.
* config/rx/rx.c (rx_select_cc_mode): New.
* config/rx/rx.h (SELECT_CC_MODE): Use it.
* config/rx/rx-protos.h: Update.
2011-01-17 Richard Henderson <rth@redhat.com>
* except.c (dump_eh_tree): Fix stray ; after for statement.
2011-01-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47313
* tree-inline.c (tree_function_versioning): Move DECL_RESULT
handling before copying the body. Properly deal with
by-reference result in SSA form.
2011-01-17 Ian Lance Taylor <iant@google.com>
PR target/47219
* config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
(struct_value_alias_set): Don't define.
(sparc_option_override): Don't set sparc_sr_alias_set and
struct_value_alias_set.
(save_or_restore_regs): Use gen_frame_mem rather than calling
set_mem_alias_set.
(sparc_struct_value_rtx): Likewise.
2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
PR target/47318
* config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
__m128i.
(_mm_maskstore_pd): Likewise.
(_mm_maskload_ps): Likewise.
(_mm_maskstore_ps): Likewise.
(_mm256_maskload_pd): Change mask to __m256i.
(_mm256_maskstore_pd): Likewise.
(_mm256_maskload_ps): Likewise.
(_mm256_maskstore_ps): Likewise.
* config/i386/i386-builtin-types.def: Updated.
(ix86_expand_special_args_builtin): Likewise.
* config/i386/i386.c (bdesc_special_args): Update
__builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
__builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
__builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
__builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
* config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
Use <avxpermvecmode> on mask register.
(avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2011-01-17 Olivier Hainque <hainque@adacore.com>
Michael Haubenwallner <michael.haubenwallner@salomon.at>
Eric Botcazou <ebotcazou@adacore.com>
PR target/46655
* xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
if <= USHRT_MAX in 32-bit mode.
2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/install.texi (Configuration, Specific): Wrap long
lines in examples. Allow line wrapping in long options
and URLs where beneficial for PDF output.
2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_classify_symbol): Don't return
SYMBOL_PC_RELATIVE for nonlocal labels.
2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2011-01-15 Jan Hubicka <jh@suse.cz>
PR tree-optimization/47276
* ipa.c (function_and_variable_visibility): Do not try to mark alias
declarations as needed.
2011-01-15 Martin Jambor <mjambor@suse.cz>
* common.opt (fdevirtualize): New flag.
* doc/invoke.texi (Option Summary): Document it.
* opts.c (default_options_table): Add devirtualize flag.
* ipa-prop.c (detect_type_change): Return immediately if
devirtualize flag is not set.
(detect_type_change_ssa): Likewise.
(compute_known_type_jump_func): Likewise.
(ipa_analyze_virtual_call_uses): Likewise.
2011-01-14 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/45934
PR tree-optimization/46302
* ipa-prop.c (type_change_info): New type.
(stmt_may_be_vtbl_ptr_store): New function.
(check_stmt_for_type_change): Likewise.
(detect_type_change): Likewise.
(detect_type_change_ssa): Likewise.
(compute_complex_assign_jump_func): Check for dynamic type change.
(compute_complex_ancestor_jump_func): Likewise.
(compute_known_type_jump_func): Likewise.
(compute_scalar_jump_functions): Likewise.
(ipa_analyze_virtual_call_uses): Likewise.
(ipa_analyze_node): Push and pop cfun, set current_function_decl.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
* config/i386/i386.opt (msse5): New Alias.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
* config/sparc/linux64.h (CC1_SPEC): Likewise.
* config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
* config/sparc/sparc.h (CC1_SPEC): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
-mcpu options.
* config/sparc/linux64.h (CC1_SPEC): Likewise.
* config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
* config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
* config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
Likewise.
* config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2011-01-14 Mike Stump <mikestump@comcast.net>
* config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
* config/fr30/fr30.md: Likweise
(movsi_push): Likewise.
(movsi_pop): Likewise.
(enter_func): Likewise.
* config/moxie/moxie.md (movsi_push): Likewise.
(movsi_pop): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
%{no_archive} %{exact_version}.
* config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
* config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
%{no_archive} %{exact_version}.
* config/mips/openbsd.h (LINK_SPEC): Likewise.
* config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
* config/mips/vxworks.h: Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
-nodefaultlib.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
for mcpu not cpu.
* config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
not cpu.
(CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
Don't handle -shlib.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/avr/avr.h (CPP_SPEC): Don't handle -posix.
(CC1_SPEC): Don't handle -profile.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
* config/mips/mips.h (CC1_SPEC): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
* config/mips/mips.h (CC1_SPEC): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
* config/m32r/linux.h (LINK_SPEC): Likewise.
* config/mips/linux.h (LINK_SPEC): Likewise.
* config/mips/linux64.h (LINK_SPEC): Likewise.
* config/sparc/linux.h (LINK_SPEC): Likewise.
* config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
LINK_SPEC): Likewise.
* config/xtensa/linux.h (LINK_SPEC): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
%{version:-v}.
* config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
* config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2011-01-14 Joseph Myers <joseph@codesourcery.com>
* config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
supports -Bstatic/-Bdynamic.
* configure: Regenerate.
2011-01-14 Jan Hubicka <jh@suse.cz>
Jack Howarth <howarth@bromo.med.uc.edu>
PR target/46037
* config/darwin.c (darwin_override_options): Honor flag_gtoggle
when checking debug_info_level. Test write_symbols instead of
debug_hooks->var_location when setting flag_var_tracking_uninit.
2011-01-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47179
* target.def (ref_may_alias_errno): New target hook.
* targhooks.h (default_ref_may_alias_errno): Declare.
* targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
(default_ref_may_alias_errno): New function.
* target.h (struct ao_ref_s): Declare.
* tree-ssa-alias.c: Include target.h.
(call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
* Makefile.in (tree-ssa-alias.o): Adjust dependencies.
(targhooks.o): Likewise.
* doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
* doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2011-01-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2011-01-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47280
* tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
return CFG changes.
(tree_ssa_forward_propagate_single_use_vars): Deal with
CFG changes from associate_plusminus.
2011-01-14 Richard Guenther <rguenther@suse.de>
PR middle-end/47281
Revert
2011-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46076
* tree-ssa.c (useless_type_conversion_p): Conversions from
unprototyped to empty argument list function types are useless.
2011-01-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47286
* tree-ssa-structalias.c (new_var_info): Register variables are global.
2011-01-14 Martin Jambor <mjambor@suse.cz>
PR middle-end/46823
* tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2011-01-13 Anatoly Sokolov <aesok@post.ru>
* config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
* config/xtensa/xtensa.c (xtensa_libcall_value,
xtensa_function_value_regno_p): New functions.
(TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2011-01-13 Kai Tietz <kai.tietz@onevision.com>
PR c++/47213
* config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
PE specific hook.
* config/i386/i386-protos.h (i386_pe_assemble_visibility):
New function prototype.
* config/i386/winnt.c (i386_pe_assemble_visibility):
Warn only if attribute was specified by user.
2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/47251
* config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
floating point.
(floatunsdidf2_fcfidu): Ditto.
2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (print_operand_address): Replace 'error' with
'output_operand_lossage'.
(print_operand): Likewise.
2011-01-13 Jeff Law <law@redhat.com>
PR rtl-optimization/39077
* doc/invoke.texi (max-gcse-insertion-ratio): Document.
* params.h (MAX_GCSE_INSERTION_RATIO): Define.
* params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
* lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
* gcse.c (prune_insertions_deletions): New function.
(compute_pre_data): Use it.
2011-01-13 Dodji Seketeli <dodji@redhat.com>
PR debug/PR46973
* dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
static function.
(prune_unused_types_mark): Use it.
2011-01-13 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/45352
* sel-sched.c: Update copyright years.
(reset_sched_cycles_in_current_ebb): Also recheck the DFA state
in the advancing loop when we have issued issue_rate insns.
2011-01-12 Richard Henderson <rth@redhat.com>
* config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
(TARGET_MD_ASM_CLOBBERS): New.
* config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
(TARGET_DELEGITIMIZE_ADDRESS): New.
* config/mn10300/mn10300.md (UNSPEC_BSCH): New.
(clzsi2, *bsch): New patterns.
* config/mn10300/mn10300.md (INT): New mode iterator.
(*mov<INT>_clr): New pattern, and peep2 to generate it.
* config/mn10300/mn10300.c (mn10300_option_override): Force enable
flag_split_wide_types.
* config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
(mn10300_trampoline_init): Rewrite without a template, an immediate
load and a direct branch.
* config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2011-01-12 Anatoly Sokolov <aesok@post.ru>
* config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
* config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
* config/s390/s390.c (s390_output_addr_const_extra): Make static.
(TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2011-01-12 Kai Tietz <kai.tietz@onevision.com>
PR debug/47209
* dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
of type.
2011-01-12 Jan Hubicka <jh@suse.cz>
PR driver/47244
* gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
(PLUGIN_COND_CLOSE): New macro.
(LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2011-01-12 Richard Guenther <rguenther@suse.de>
PR lto/47259
* lto-streamer-out.c (output_gimple_stmt): Do not wrap
register variables in a MEM_REF.
2011-01-12 Joseph Myers <joseph@codesourcery.com>
* config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
am33_2.0-*-linux*): Use gnu-user.h before linux.h.
* config/gnu-user.h: New. Copied from linux.h.
(LINUX_TARGET_STARTFILE_SPEC): Rename to
GNU_USER_TARGET_STARTFILE_SPEC.
(LINUX_TARGET_ENDFILE_SPEC): Rename to
GNU_USER_TARGET_ENDFILE_SPEC.
(LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
(LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
(OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
* config/arm/linux-eabi.h (CC1_SPEC): Use
GNU_USER_TARGET_CC1_SPEC.
(LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
(STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
(ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
* config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2011-01-12 Richard Guenther <rguenther@suse.de>
PR other/46946
* doc/invoke.texi (ffast-math): Document it is turned on
with -Ofast.
2011-01-12 Jan Hubicka <jh@suse.cz>
PR tree-optimization/47233
* opts.c (common_handle_option): Disable ipa-reference with profile
feedback.
2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
* c-parser.c (c_parser_objc_at_property_declaration): Improved
error message.
2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
* c-parser.c (c_lex_one_token): Updated and reindented some
comments. No changes in code.
2011-01-11 Ian Lance Taylor <iant@google.com>
* godump.c (go_output_var): Don't output the variable if there is
already a type with the same name.
2011-01-11 Ian Lance Taylor <iant@google.com>
* godump.c (go_format_type): Don't generate float80.
2011-01-11 Richard Henderson <rth@redhat.com>
* config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
declaration. Rewrite for both speed and size.
(mn10300_address_cost_1): Remove.
(mn10300_register_move_cost): New.
(mn10300_memory_move_cost): New.
(mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
extensions, shifts, BSWAP, CLZ.
(mn10300_wide_const_load_uses_clr): Remove.
(TARGET_REGISTER_MOVE_COST): New.
(TARGET_MEMORY_MOVE_COST): New.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
* config/mn10300/constraints.md ("R", "T"): Remove constraints.
* config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.md (movsi_internal): Don't use "R".
(*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
(iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
(*test_int_bitfield, *test_byte_bitfield): Remove.
(*bit_test, *subreg_bit_test): Remove.
* config/mn10300/predicates.md (const_8bit_operand): Remove.
* config/mn10300/constraints.md ("c"): Rename from "A".
("A", "D"): New constraint letters.
* config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
(fmssf4, fnmasf4, fnmssf4): Likewise.
* config/mn10300/mn10300.md (isa): New attribute.
(enabled): New attribute.
* config/mn10300/mn10300.md (absdf2, negdf2): Remove.
(abssf2, negsf2): Define only for hardware fp.
(sqrtsf2): Reformat.
(addsf3, subsf3, mulsf3): Merge expander and insn.
* config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
(DEBUGGER_AUTO_OFFSET): Remove.
(DEBUGGER_ARG_OFFSET): Remove.
* config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
Emit register stores with the same offsets as the hardware.
(mn10300_store_multiple_operation): Don't check that the register
save offsets are monotonic.
* config/mn10300/mn10300-protos.h: Update.
* config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
* config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
in terms of the value on the stack, not the MDR register.
2011-01-11 Jan Hubicka <jh@suse.cz>
PR lto/45721
PR lto/45375
* tree.h (symbol_alias_set_t): Move typedef here from varasm.c
(symbol_alias_set_destroy, symbol_alias_set_contains,
propagate_aliases_backward): Declare.
* lto-streamer-out.c (struct sets): New sturcture.
(trivally_defined_alias): New function.
(output_alias_pair_p): Rewrite.
(output_unreferenced_globals): Fix output of alias pairs.
(produce_symtab): Likewise.
* ipa.c (function_and_variable_visibility): Set weak alias destination
as needed in lto.
* varasm.c (symbol_alias_set_t): Remove.
(symbol_alias_set_destroy): Export.
(propagate_aliases_forward, propagate_aliases_backward): New functions
based on ...
(compute_visible_aliases): ... this one; remove.
(trivially_visible_alias): New
(trivially_defined_alias): New.
(remove_unreachable_alias_pairs): Rewrite.
(finish_aliases_1): Reorganize code checking if alias is defined.
* passes.c (rest_of_decl_compilation): Do not call assemble_alias when
in LTO mode.
2011-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46076
* tree-ssa.c (useless_type_conversion_p): Conversions from
unprototyped to empty argument list function types are useless.
2011-01-11 Richard Guenther <rguenther@suse.de>
PR middle-end/45235
* emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
volatile MEMs as MEM_READONLY_P.
2011-01-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47239
* tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2011-01-11 Jeff Law <law@redhat.com>
PR tree-optimization/47086
* tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
IVs from statements that might throw.
2011-01-10 Jan Hubicka <jh@suse.cz>
PR lto/45375
* lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2011-01-10 Jan Hubicka <jh@suse.cz>
PR lto/45375
* profile.c (read_profile_edge_counts): Ignore profile inconistency
when correcting profile.
2011-01-10 Jan Hubicka <jh@suse.cz>
PR lto/46083
* lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
DECL_FINI_PRIORITY.
* lto-streamer-in.c (unpack_ts_function_decl_value_fields):
Restore DECL_FINI_PRIORITY.
2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/gimple.texi: Fix quoting of multi-word return values in
@deftypefn statements. Ensure presence of return value. Wrap
overlong @deftypefn lines.
(is_gimple_operand, is_gimple_min_invariant_address): Remove
descriptions of removed functions.
* doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
of multi-word return value in @deftypefn statement.
2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
(Conditional Expressions, Logical Operators)
(Statement and operand traversals): Do not indent smallexample
code. Fix duplicate function argument in example.
2011-01-10 Jeff Law <law@redhat.com>
PR tree-optimization/47141
* ipa-split.c (split_function): Handle case where we are
returning a value and the return block has a virtual operand phi.
2011-01-10 Jan Hubicka <jh@suse.cz>
PR tree-optimization/47234
* tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
(pass_feedback_split_functions): Declare.
* passes.c (init_optimization_passes): Add ipa-split as subpass of
tree-profile.
* ipa-split.c (gate_split_functions): Update comments; disable
split-functions for profile_arc_flag and branch_probabilities.
(gate_feedback_split_functions): New function.
(execute_feedback_split_functions): New function.
(pass_feedback_split_functions): New global var.
2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
PR lto/46760
* tree-inline.c (tree_can_inline_p): Check e->call_stmt before
calling gimple_call_set_cannot_inline.
2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
* config/darwin-sections.def: Remove unused section.
2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
PR c++/47218
* cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/47232
* c-parser.c (c_parser_declaration_or_fndef): Improved
error message.
2011-01-09 Kai Tietz <kai.tietz@onevision.com>
* config/i386/winnt.c (i386_pe_start_function): Make sure
to switch back to function's section.
2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
PR gcc/46902
PR testsuite/46912
* plugin.c: Move include of dlfcn.h from here...
* system.h: ... to here.
2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/cpp.texi (C++ Named Operators): Fix markup for header
file name.
* doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
two extra empty pages in PDF output.
2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/47078
* c-parser.c (c_parser_objc_type_name): If the type is unknown,
for error recovery purposes behave as if it was not specified so
that the default type is usd.
2011-01-07 Jan Hubicka <jh@suse.cz>
PR tree-optmization/46469
* ipa.c (function_and_variable_visibility): Clear needed flags on
nodes with external decls; handle weakrefs merging correctly.
2011-01-07 Joseph Myers <joseph@codesourcery.com>
* opts.c (finish_options): Set opts->x_flag_opts_finished to true,
not false.
2011-01-07 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
and no longer claim that gold is required for linker plugin.
* configure: Regenerate.
* gcc.c (PLUGIN_COND): New macro.
(LINK_COMMAND_SPEC): Use it.
(main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
* config.in (HAVE_LTO_PLUGIN): New.
* configure.ac (--with-lto-plugin): New parameter; autodetect
HAVE_LTO_PLUGIN.
2011-01-07 Jan Hubicka <jh@suse.cz>
PR tree-optimization/46367
* ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
when we can update original.
(cgraph_mark_inline_edge): Sanity check.
* ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.h (ASM_COMMENT_START): Define.
2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
PR driver/42445
* gcc.c (%>S): New.
(SWITCH_KEEP_FOR_GCC): Likewise.
(set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
(do_spec_1): Handle "%>".
* config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2011-01-07 Jakub Jelinek <jakub@redhat.com>
PR target/47201
* config/i386/i386.c (ix86_delegitimize_address): If
simplify_gen_subreg fails, return orig_x.
PR bootstrap/47187
* value-prof.c (gimple_stringop_fixed_value): Handle
lhs of the call properly.
2011-01-07 Jan Hubicka <jh@suse.cz>
PR lto/45375
* lto-opt.c (lto_reissue_options): Set flag_shlib.
2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
* target.def (function_switched_text_sections): New hook.
* doc/tm.texi: Regenerated.
* doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
* final.c (default_function_switched_text_sections): New.
(final_scan_insn): Call function_switched_text_sections when a
mid-function section change occurs.
* output.h (default_function_switched_text_sections): Declare.
* config/darwin-protos.h (darwin_function_switched_text_sections):
Likewise.
* config/darwin.c (darwin_function_switched_text_sections): New.
* config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
* dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
the secondary code fragment when outputting for DWARF == 2.
2011-01-07 Anatoly Sokolov <aesok@post.ru>
* config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
* config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
Remove.
* config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
(TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
PR debug/46704
* dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
when it is not empty.
2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
Bobcat Enablement
* config.gcc (i[34567]86-*-linux* | ...): Add btver1.
(case ${target}): Add btver1.
* config/i386/driver-i386.c (host_detect_local_cpu): Let
-march=native recognize btver1 processors.
* config/i386/i386-c.c (ix86_target_macros_internal): Add
btver1 def_and_undef
* config/i386/i386.c (struct processor_costs btver1_cost): New
btver1 cost table.
(m_BTVER1): New definition.
(m_AMD_MULTIPLE): Includes m_BTVER1.
(initial_ix86_tune_features): Add btver1 tune.
(processor_target_table): Add btver1 entry.
(static const char *const cpu_names): Add btver1 entry.
(software_prefetching_beneficial_p): Add btver1.
(ix86_option_override_internal): Add btver1 instruction sets.
(ix86_issue_rate): Add btver1.
(ix86_adjust_cost): Add btver1.
* config/i386/i386.h (TARGET_BTVER1): New definition.
(enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
(enum processor_type): Add PROCESSOR_BTVER1.
* config/i386/i386.md (define_attr "cpu"): Add btver1.
2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/43309
* config/i386/i386.c (legitimize_tls_address)
<TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
* config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
(tls_initial_exec_64_sun): New pattern.
2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (Overall Options): Improve wording and markup
of the description of -wrapper.
2011-01-06 Joseph Myers <joseph@codesourcery.com>
* config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
rdynamic, threads): New Driver options.
2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/38118
* config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
if coming from .tdata.
* config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2011-01-06 Jan Hubicka <jh@suse.cz>
PR lto/47188
* collect2.c (main): Do not enable LTOmode when plugin is active.
2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR other/45915
* configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
--version output if supported.
* configure: Regenerate.
2011-01-06 Joseph Myers <joseph@codesourcery.com>
* config/linux-android.opt (tno-android-cc, tno-android-ld): New
Driver options.
2011-01-06 Jakub Jelinek <jakub@redhat.com>
PR c/47150
* c-convert.c (convert): When converting a complex expression
other than COMPLEX_EXPR to a different complex type, ensure
c_save_expr is called instead of save_expr, unless in_late_binary_op.
* c-typeck.c (convert_for_assignment): Set in_late_binary_op also
when converting COMPLEX_TYPE.
2011-01-06 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/47139
* tree-vect-loop.c (vect_is_simple_reduction_1): Check that
only the last reduction value is used outside the loop. Update
documentation.
2011-01-05 Joseph Myers <joseph@codesourcery.com>
* config/rtems.opt: New.
* config.gcc (*-*-rtems*): Use rtems.opt.
2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
* config/i386/i386.c (ix86_option_override_internal): Bulldozer
processors do not support 3DNow instructions.
2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_option_override): Set parameter
PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2011-01-05 Jan Hubicka <jh@suse.cz>
* lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
at the command line.
2011-01-05 Martin Jambor <mjambor@suse.cz>
PR lto/47162
* lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
deltas on streamed outgoing edges.
(output_node_opt_summary): Output info for outgoing edges only when
the node is in new parameter set.
(output_cgraph_opt_summary): New parameter set, passed to the two
aforementioned functions. Update its forward declaration and its
callee too.
2011-01-05 Tom Tromey <tromey@redhat.com>
* c-parser.c (c_parser_omp_atomic): Pass location of assignment
operator to c_finish_omp_atomic.
* c-typeck.c (lvalue_or_else): Add 'loc' argument.
(build_unary_op): Update.
(build_modify_expr): Update.
(build_asm_expr): Update.
2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
newly inserted insns.
(pad_bb): Likewise.
(spu_emit_branch_hint): Likewise.
(insert_hbrp_for_ilb_runout): Likewise.
(spu_machine_dependent_reorg): Call df_finish_pass after
schedule_insns returns.
2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/47005
* tree-sra.c (struct access): Add 'non_addressable' bit.
(create_access): Set it for a DECL_NONADDRESSABLE_P field.
(decide_one_param_reduction): Return 0 if the parameter is passed by
reference and one of the accesses in the group is non_addressable.
2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/47056
* cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
(mark_load): Likewise. Handle FUNCTION_DECL specially.
(mark_store): Likewise. Pass STMT to ipa_record_reference.
2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
initializer. Skip view conversions from aggregate types.
2011-01-04 Kai Tietz <kai.tietz@onevision.com>
PR bootstrap/47055
* libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2011-01-04 Philipp Thomas <pth@suse.de>
* config/microblaze/microbalse.opt (mxl-float-convert): Fix
obvious typo.
2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* function.c (thread_prologue_and_epilogue_insns): Do not crash
on empty epilogue sequences.
2011-01-04 Joseph Myers <joseph@codesourcery.com>
* config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
non-static): New Driver options.
2011-01-04 Jie Zhang <jie@codesourcery.com>
PR driver/47137
* gcc.c (default_compilers[]): Set combinable field to 0
for all assembly languages.
2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
* config/mips/loongson3a.md: New file.
* config/mips/mips.md: Include loongson3a.md.
* config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
TUNE_LOONGSON_3A.
2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/47017
* expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
instead of convert_memory_address_addr_space on the base expression.
2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (spu_option_override): Update error text
for bad -march= / -mtune= values.
2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
if branch-hint optimization will be performed.
2011-01-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47148
* ipa-split.c (split_function): Convert arguments to
DECL_ARG_TYPE if possible.
PR tree-optimization/47155
* tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
when computing uns.
PR rtl-optimization/47157
* combine.c (try_combine): If undobuf.other_insn becomes
(set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
and set *new_direct_jump_p too.
2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/47021
* graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2011-01-03 Jakub Jelinek <jakub@redhat.com>
* gcc.c (process_command): Update copyright notice dates.
* gcov.c (print_version): Likewise.
* gcov-dump.c (print_version): Likewise.
* mips-tfile.c (main): Likewise.
* mips-tdump.c (main): Likewise.
2011-01-03 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/46801
* tree-sra.c (type_internals_preclude_sra_p): Check whether
aggregate fields start at byte boundary instead of the bit-field flag.
2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
PR driver/47137
* gcc.c (main): Revert revision 168407.
2011-01-03 Martin Jambor <mjambor@suse.cz>
* lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* tree-vect-generic.c (expand_vector_operations_1): When using vector/
vector optab to expand vector/scalar shift, update gimple to vector.
2011-01-03 Martin Jambor <mjambor@suse.cz>
* cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
a thunk.
2011-01-03 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/46984
* cgraph.h (cgraph_indirect_call_info): make field thunk_delta
HOST_WIDE_INT.
(cgraph_create_indirect_edge): Fixed line length.
(cgraph_indirect_call_info): Declare.
(cgraph_make_edge_direct) Update declaration.
* cgraph.c (cgraph_allocate_init_indirect_info): New function.
(cgraph_create_indirect_edge): Use it.
(cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
callees.
* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
the new thunk_delta representation.
* ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
HOST_WIDE_INT.
(ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
(ipa_read_indirect_edge_info): Likewise.
* lto-cgraph.c (output_edge_opt_summary): New function.
(output_node_opt_summary): Call it on all outgoing edges.
(input_edge_opt_summary): New function.
(input_node_opt_summary): Call it on all outgoing edges.
2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
PR driver/47137
* gcc.c (main): Don't check have_o when settting combine_inputs.
2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
* regrename.c: Add general comment describing the pass.
(struct du_head): Remove 'length' field.
(get_element, merge_sort_comparison, merge, sort_du_head): Remove.
(regrename_optimize): Do not sort chains. Rework comments, add others.
Force renaming to the preferred class (if any) in the first pass and do
not consider registers that belong to it in the second pass.
(create_new_chain): Do not set 'length' field.
(scan_rtx_reg): Likewise.
2011-01-02 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/47140
* tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
to bit_value_binop.
PR rtl-optimization/47028
* cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
parm_birth_insn instead of at the beginning of first bb.
2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
* doc/generic.texi: Remove duplicated "@subsubsection Statements".
Remove the word "see" before "@pxref".
* doc/rtl.texi: Remove the word "see" before "@pxref".
2011-01-01 Jan Hubicka <jh@suse.cz>
* tree-loop-distribution.c (tree_loop_distribution): Do not use freed
memory.
2011-01-01 Kai Tietz <kai.tietz@onevision.com>
PR target/38662
* tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
Copyright (C) 2011 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.