1 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimization/37514
4 * reload1.c (reload_as_needed): Invalidate reg_last_reload
7 2008-12-01 Jakub Jelinek <jakub@redhat.com>
10 * c-omp.c (c_finish_omp_for): Only transform pointer
11 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
13 PR rtl-optimization/38245
14 * tree-vrp.c (abs_extent_range): New function.
15 (extract_range_from_binary_expr): Compute range
16 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
17 or includes zero or if vr1 is VR_RANGE and op0 has some
20 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
23 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
24 case by calculating ~(new_reg & val) instead of (~new_reg & val).
25 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
26 to (not:I48MODE (and:I48MODE (...))).
27 (sync_old_nand<mode>): Ditto.
28 (sync_new_nand<mode>): Ditto.
30 2008-12-01 Nick Clifton <nickc@redhat.com>
32 * config/stormy16/stormy16.md (CARRY_REG): New constant.
33 Replace uses of the "y" register class with direct references to
34 the CARRY_REG register.
35 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
36 register with clobbers of the carry register.
37 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
38 (xstormy16_split_cbranch): Remove redundant carry parameter.
39 (xstormy16_expand_arith): Likewise.
40 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
41 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
42 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
43 (CARRY_REGNUM): Define.
44 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
46 (xstormy16_expand_arith): Likewise.
48 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
50 * config/score/score.h (IRA_COVER_CLASSES): Define.
52 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
55 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
56 (divsi3_sp32): Add new alternative with 'K' for operand #2.
57 (cmp_sdiv_cc_set): Factor common string.
58 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
60 (cmp_udiv_cc_set): Factor common string.
62 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
65 * varasm.c (emutls_finish): Fix common registration.
67 2008-11-29 Jakub Jelinek <jakub@redhat.com>
70 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
72 2008-11-29 David Edelsohn <edelsohn@gnu.org>
74 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
75 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
76 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
77 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
78 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
79 Ignore sub-word case for now.
80 (sync_nand<mode>_internal): Represent NAND in RTL.
81 (sync_old_nand<mode): Same.
82 (sync_old_name<mode>_internal): Same.
83 (sync_new_nand<mode>): Same.
84 (sync_new_nand<mode>_internal): Same.
85 (sync_boolcshort_internal): Expect NAND.
87 2008-11-28 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/37955
90 PR tree-optimization/37742
91 * tree-vect-transform.c (vectorizable_store): Remove assert for
93 (vectorizable_load): Likewise.
95 2008-11-27 Richard Guenther <rguenther@suse.de>
97 * tree-ssa-structalias.c (intra_create_variable_infos): Make
98 a constraint for the static chain parameter.
100 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
102 * config/bfin/bfin.opt (micplb): New option.
103 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
104 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
105 ENABLE_WA_INDIRECT_CALLS): New macros.
106 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
108 (indirect_call_p): New function.
109 (workaround_speculation): Handle anomaly 05-00-0426 when
110 ENABLE_WA_INDIRECT_CALLS is true.
111 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
112 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
113 * doc/invoke.texi (Blackfin Options): Document -micplb.
115 2008-11-26 DJ Delorie <dj@redhat.com>
117 * config/m32c/mov.md ("extendhipsi2"): New.
119 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
121 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
122 * config/m32c/mov.md (zero_extendqihi2): Likewise.
124 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
126 * config/mips/mips.md (clear_hazard): Rename to
127 clear_hazard_<mode>. Use mode-specific addition.
128 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
129 or gen_clear_hazard_di depending on the size of Pmode.
131 2008-11-26 DJ Delorie <dj@redhat.com>
133 * configure.ac: Test m32c-elf-gas for .loc.
134 * configure: Likewise.
136 2008-11-26 Janis Johnson <janis187@us.ibm.com>
139 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
142 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/sync.md (memory_barrier_nosse): Disable also for
145 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
146 (memory_barrier): Do not generate memory_barrier_nosse instruction
148 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
150 2008-11-26 Fredrik Unger <fred@tree.se>
152 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
153 function name from __floatundisf.
154 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
157 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
158 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/37869
161 * tree-ssa-structalias.c (struct constraint_graph): Remove
162 pt_used and number_incoming members.
163 (build_pred_graph): Do not allocate them.
164 (condense_visit): Do not use them.
165 (label_visit): Likewise.
166 (free_var_substitution_info): Do not free them.
168 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
170 * doc/invoke.texi (ira-max-loops-num): Change semantics.
172 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
174 * ira-color.c (allocno_spill_priority): New function.
175 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
176 Print more info about the spilled allocno.
177 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
180 * ira-build.c (loop_node_to_be_removed_p): Remove.
181 (loop_compare_func, mark_loops_for_removal): New functions.
182 (remove_uneccesary_loop_nodes_from_loop_t): Use member
184 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
186 * ira.c (ira): Don't change flag_ira_algorithm.
188 * params.def (ira-max-loops-num): Change the value.
190 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
192 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
193 Disable unsupported alternative for ColdFire,
194 add new alternative that ColdFire can handle.
196 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
198 * regrename.c (merge_overlapping_regs): Add registers artificially
199 defined at the top of the basic block to the set of live ones just
200 before the first insn.
202 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
203 Joey Ye <joey.ye@intel.com>
206 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
207 false if we need to align the outgoing stack.
208 (ix86_update_stack_boundary): Check parm_stack_boundary.
210 2008-11-25 Richard Guenther <rguenther@suse.de>
214 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
215 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
216 in favor of dereferenced_ptrs.
217 (init_alias_info): Adjust.
218 (delete_alias_info): Likewise.
219 (compute_flow_insensitive_aliasing): Properly
220 include all aliased variables.
221 (update_alias_info_1): Use dereferenced_ptrs.
222 (setup_pointers_and_addressables): Likewise.
223 (get_smt_for): Honor ref-all pointers and pointers with known alias
225 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
227 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
231 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
233 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
235 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
237 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
239 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
241 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
244 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
245 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
247 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
250 UNSPECV_CMPXCHG_[12].
251 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
252 UNSPECV_CMPXCHG_[12].
255 * config/i386/sync.md (memory_barrier): New expander.
257 2008-11-24 Jakub Jelinek <jakub@redhat.com>
260 * dse.c (find_shift_sequence): Optimize extraction from a constant.
262 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
264 * pa.c (function_arg): Revert 2008-10-26 change.
266 2008-11-23 Helge Deller <deller@gmx.de>
268 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
269 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
270 succeeded and lws_ret is not equal to oldval.
272 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
274 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
276 2008-11-22 Andreas Schwab <schwab@suse.de>
278 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
281 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
283 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
284 Use constant 1 as the operand.
285 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
286 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
287 gen_rdhwr_synci_step_di depending on the size of Pmode.
289 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.md (SWI248): New mode iterator.
293 (SWI32): Remove mode iterator.
294 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
295 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
296 iterator. Generate popcnt mnemonic without mode extensions
297 for Darwin x86 targets.
298 (*popcount<mode>2_cmp): Ditto.
299 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
300 extensions for Darwin x86 targets.
302 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
304 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
305 only if HAVE_AS_SPARC_UA_PCREL is defined.
307 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
309 * ira-costs.c (find_allocno_class_costs): Work out the maximum
310 allocno_costs value of the classees with the lowest total_costs
311 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
312 (setup_allocno_cover_class_and_costs): ...rather than here.
313 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
316 2008-11-22 Jakub Jelinek <jakub@redhat.com>
319 * builtins.c (expand_builtin_apply_args): Emit sequence before
320 parm_birth_insn instead of after entry_of_function's first insn.
323 * function.c (assign_parm_remove_parallels): Pass
324 data->passed_type as third argument to emit_group_store.
327 * final.c (mark_symbol_refs_as_used): New function.
328 * output.h (mark_symbol_refs_as_used): New prototype.
329 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
330 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
331 * config/arm/arm.md (consttable_4): Likewise.
334 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
336 2008-11-21 Jakub Jelinek <jakub@redhat.com>
339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
340 propagate x = &a into *x = b if conversion from b to a's type is
343 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
345 * caller-save.c (insert_one_insn): Take into account REG_INC notes
346 for the liveness computation of the new insn.
348 2008-11-21 DJ Delorie <dj@redhat.com>
350 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
351 Moves to/from below100 space (W) can only use r0-r7.
353 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
356 * doc/invoke.texi (Optimization Options): Fix typo.
358 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
359 Xuepeng Guo <xuepeng.guo@intel.com>
361 * config.gcc (extra_headers): For x86 and x86-64, remove
362 gmmintrin.h, add immintrin.h and avxintrin.h.
364 * config/i386/gmmintrin.h: Renamed to ...
365 * config/i386/avxintrin.h: This. Issue an error if
366 _IMMINTRIN_H_INCLUDED is undedined.
368 * config/i386/immintrin.h: New.
370 2008-11-21 Jakub Jelinek <jakub@redhat.com>
373 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
374 mode of PLUS, not mode of the eliminated register.
376 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
379 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
380 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
381 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
382 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
383 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
384 (*nand<mode>3): Rename to *andnot<mode>3.
385 (*nandtf3): rename to *andnottf3.
386 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
387 Use CODE_FOR_mmx_andnotv2si3.
388 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
389 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
390 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
391 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
392 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
394 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
397 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
398 case by calculating ~(new_reg & val) instead of (~new_reg & val).
399 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
400 to (not:IMODE (and:IMODE (...))).
401 (sync_old_nand<mode>): Ditto.
402 (sync_new_nand<mode>): Ditto.
404 2008-11-20 Joseph Myers <joseph@codesourcery.com>
406 * config/arm/thumb2.md (thumb2_casesi_internal,
407 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
409 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
411 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
412 nand to the changed 4.4 semantic.
414 2008-11-20 Jakub Jelinek <jakub@redhat.com>
417 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
418 (fold_builtin_memory_op): Handle even the case where just one
419 of src and dest is an address of a var decl component, using
420 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
421 and readonly_data_expr src check.
422 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
425 PR rtl-optimization/36998
426 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
427 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
428 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
429 stack_adjust_offset callers.
430 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
432 (compute_barrier_args_size): Handle insns in annulled branches
435 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
438 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
439 Handle cases when integer argument crosses argument register boundary.
441 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
444 * config.gcc (i[34567]86-*-solaris2*): Don't include
445 i386/t-crtstuff here.
446 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
447 * config/i386/t-sol2: Move to libgcc/config/i386.
449 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
452 * tlink.c: Include "libiberty.h".
453 (initial_cwd): Change type into char *.
454 (tlink_init): Call getpwd instead of getcwd.
456 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
458 PR rtl-optimization/32283
459 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
460 of the induction variable to decide whether it may wrap.
461 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
462 initialization of the bound before the loop.
463 * simplify-rtx.c (simplify_binary_operation_1): Add two
464 simplifications regarding AND.
465 (simplify_plus_minus): Only fail if no simplification is possible.
466 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
468 2008-11-20 Jakub Jelinek <jakub@redhat.com>
471 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
472 checking until GIMPLE lowering.
473 * gimple-low.c (check_call_args): New function.
474 (lower_stmt) <case GIMPLE_CALL>: Call it.
476 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
478 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
479 with the same type as the first operand of the AND expression.
481 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
484 * ira-int.h (struct ira_loop_tree_node): New member
485 entered_from_non_parent_p.
487 * ira-color.c (print_loop_title): Print loop bbs.
489 * ira-emit.c (entered_from_non_parent_p,
490 setup_entered_from_non_parent_p): New functions.
491 (not_modified_p): Rename to store_can_be_removed_p. Check there
493 (generate_edge_moves): Use store_can_be_removed_p instead of
495 (ira_emit): Call setup_entered_from_non_parent_p.
497 * ira-build.c (copy_info_to_removed_store_destinations):
498 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
499 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
500 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
501 update all accumulated attributes.
503 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
506 * ira-int.h (ira_copy_allocno_live_range_list,
507 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
508 ira_finish_allocno_live_range_list): New prototypes.
509 (ira_allocno_live_ranges_intersect_p,
510 ira_pseudo_live_ranges_intersect_p): Remove.
512 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
513 ira_pseudo_live_ranges_intersect_p): Rename to
514 allocnos_have_intersected_live_ranges_p and
515 pseudos_have_intersected_live_ranges_p. Move them from here to ...
517 * ira-color.c: ... here
518 (coalesced_allocno_conflict_p): Use
519 allocnos_have_intersected_live_ranges_p.
520 (coalesced_allocnos_living_at_program_points,
521 coalesced_allocnos_live_at_points_p,
522 set_coalesced_allocnos_live_points): Remove.
523 (slot_coalesced_allocnos_live_ranges,
524 slot_coalesced_allocno_live_ranges_intersect_p,
525 setup_slot_coalesced_allocno_live_ranges): New.
526 (coalesce_spill_slots): Use ranges of coalesced allocnos.
527 (ira_sort_regnos_for_alter_reg): Use
528 allocnos_have_intersected_live_ranges_p.
529 (ira_reuse_stack_slot): Use
530 pseudos_have_intersected_live_ranges_p.
532 * global.c (pseudo_for_reload_consideration_p): Check
533 flag_ira_share_spill_slots too.
535 * ira-build.c (copy_allocno_live_range_list): Rename to
536 ira_copy_allocno_live_range_list. Make it external.
537 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
539 (ira_allocno_live_ranges_intersect_p): New.
540 (ira_finish_allocno_live_range_list): New.
541 (finish_allocno): Use it.
542 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
543 (copy_info_to_removed_store_destinations): Ditto. Use
544 ira_copy_allocno_live_range_list.
545 (ira_flattening): Use ira_merge_allocno_live_ranges.
547 * ira.c (too_high_register_pressure_p): New function.
548 (ira): Switch off sharing spill slots if the pressure is too high.
550 2008-11-19 Richard Guenther <rguenther@suse.de>
552 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
553 non-sizetype offsets if their precision matches that of the pointer.
554 * expr.c (expand_expr_real_1): Always sign-extend the offset
555 operand of a POINTER_PLUS_EXPR.
557 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
559 * config.gcc: Unobsolete mips-sgi-irix[56]*.
560 (mips-sgi-irix[56]*): No need to use fixproto.
562 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
563 Paul Brook <paul@codesourcery.com>
565 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
568 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
570 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
572 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
575 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
576 (separate_decls_in_region): Create shared struct even when there
579 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
581 * config/picochip/picochip.c (headers): Remove an unnecessary
584 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
587 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
588 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
590 * config/m68k/m68k.md: Adjust all conditional branches that use the
591 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
593 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
596 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
597 is a register or zero operand in the correct mode before generating
598 mtch1 insn or a register operand in the correct mode before generating
600 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
602 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
604 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
605 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
606 mipsisa*-*-elf*. Handle mipsisa64r2*.
607 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
608 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
610 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
611 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
613 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
614 Fix mips16 if mips64 or mips64r2 are multilib defaults.
615 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
618 2008-11-18 Jakub Jelinek <jakub@redhat.com>
621 * config/i386/i386.md (allocate_stack_worker_32,
622 allocate_stack_worker_64): Don't use match_dup between input and
624 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
625 * config/i386/i386.c (ix86_expand_prologue): Likewise.
627 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
629 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
630 is forced when trying to do a symbol link for it.
632 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
634 * expmed.c (extract_bit_field_1): Also use a temporary and
635 convert_extracted_bit_field when the conversion from ext_mode to
636 the target mode requires explicit truncation.
638 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
640 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
642 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
643 registers when not optimizing.
645 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
647 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
648 and its associated define_split. Expose the all-d alternative
649 to the register allocator, but mark it with "?". Mark the first
650 alternative with "*?*?".
651 (*mul_sub_si): Likewise.
652 (*mul_acc_si_r3900): New pattern.
654 2008-11-17 Jakub Jelinek <jakub@redhat.com>
657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
658 propagating x = &a into *x = b, add a cast if not useless
659 type conversion or don't optimize if another stmt would be
662 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
665 * optabs.c (expand_sync_operation): Properly handle NAND case
666 by calculating ~(t1 & val) instead of (~t1 & val).
667 * builtins.c (expand_builtin_sync_operation): Warn for changed
668 semantics in NAND builtins.
669 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
671 * doc/invoke.texi (Warning options): Add Wsync-nand.
672 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
673 __sync_fetch_and_nand builtin operation in the example. Add a note
674 about changed semantics in GCC 4.4.
675 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
676 operation in the example. Add a note about changed semantics in
679 2008-11-16 Jan Hubicka <jh@suse.cz>
681 * cgraph.c (cgraph_function_body_availability): Fix test of externally
684 2008-11-16 Joshua Kinard <kumba@gentoo.org>
686 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
689 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
692 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
693 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
695 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
696 rather than call_really_used_regs when handling $gp.
698 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
701 * config/mips/mips.c (machine_function): Update the comment
702 above global_pointer.
703 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
704 that a function doesn't need a global pointer.
705 (mips_current_loadgp_style): Update accordingly.
706 (mips_restore_gp): Likewise.
707 (mips_output_cplocal): Likewise.
708 (mips_expand_prologue): Likewise.
710 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
712 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
713 parameter. Use DImode for computing the number of registers.
714 (function_arg): Adjust for above change.
715 (function_value): Likewise.
717 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
719 PR tree-optimization/37950
720 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
721 not computed for the current function.
723 2008-11-15 Jakub Jelinek <jakub@redhat.com>
726 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
727 gpr and other COMPONENT_REFs.
729 2008-11-15 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/38051
732 * tree-ssa-alias.c (update_alias_info_1): Manually find
735 2008-11-15 Joshua Kinard <kumba@gentoo.org>
737 * doc/invoke.texi (-mfix-r10000): Document.
738 * config/mips/mips.opt (mfix-r10000): New option.
739 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
740 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
741 (MIPS_COMPARE_AND_SWAP_12): Likewise.
742 (MIPS_SYNC_OP): Likewise.
743 (MIPS_SYNC_OP_12): Likewise.
744 (MIPS_SYNC_OLD_OP_12): Likewise.
745 (MIPS_SYNC_NEW_OP_12): Likewise.
746 (MIPS_SYNC_OLD_OP): Likewise.
747 (MIPS_SYNC_NAND): Likewise.
748 (MIPS_SYNC_OLD_NAND): Likewise.
749 (MIPS_SYNC_EXCHANGE): Likewise.
750 (MIPS_SYNC_EXCHANGE_12): Likewise.
751 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
753 (MIPS_SYNC_NEW_NAND): Likewise.
754 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
755 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
756 (mips_output_sync_loop): New function.
757 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
758 Make -mfix-r10000 require branch-likely instructions.
759 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
760 mips_output_sync_loop.
761 (compare_and_swap_12): Likewise.
762 (sync_add<mode>): Likewise.
763 (sync_<optab>_12): Likewise.
764 (sync_old_<optab>_12): Likewise.
765 (sync_new_<optab>_12): Likewise.
766 (sync_nand_12): Likewise.
767 (sync_old_nand_12): Likewise.
768 (sync_new_nand_12): Likewise.
769 (sync_sub<mode>): Likewise.
770 (sync_old_add<mode>): Likewise.
771 (sync_old_sub<mode>): Likewise.
772 (sync_new_add<mode>): Likewise.
773 (sync_new_sub<mode>): Likewise.
774 (sync_<optab><mode>): Likewise.
775 (sync_old_<optab><mode>): Likewise.
776 (sync_new_<optab><mode>): Likewise.
777 (sync_nand<mode>): Likewise.
778 (sync_old_nand<mode>): Likewise.
779 (sync_new_nand<mode>): Likewise.
780 (sync_lock_test_and_set<mode>): Likewise.
781 (test_and_set_12): Likewise.
783 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
785 * gcc.c (cc1_options): Fix comment.
787 2008-11-15 Jakub Jelinek <jakub@redhat.com>
790 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
791 argtype instead of result_type.
793 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
795 * ira-int.h (struct ira_loop_tree_node): Improve comments for
796 subloop_next/next and subloops/childen fields.
798 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
800 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
801 (STANDARD_INCLUDE_DIR): Redefine to "/include".
802 (LOCAL_INCLUDE_DIR): Undefine.
803 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
805 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
807 PR rtl-optimization/37397
808 * ira-int.h (struct ira_allocno): New member bad_spill_p.
809 (ALLOCNO_BAD_SPILL_P): New macro.
811 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
813 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
814 (create_cap_allocno, propagate_allocno_info,
815 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
816 (update_bad_spill_attribute): New function.
817 (ira_build): Call it.
819 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
821 2008-11-14 Jakub Jelinek <jakub@redhat.com>
823 PR tree-optimization/38104
824 * gimplify.c (gimple_regimplify_operands): Add referenced vars
825 before calling mark_symbols_for_renaming, not after it.
827 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
829 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
830 (OVERRIDE_OPTIONS): Likewise.
832 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
833 Andrew Stubbs <ams@codesourcery.com>
834 Gunnar Von Boehn <gunnar@genesi-usa.com>
837 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
838 the shorter LEA insn over ADD.L where possible.
840 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
842 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
843 systems, which are assumend to always provide SSP-support in glibc.
844 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
846 * configure: Regenerate.
848 2008-11-14 Jakub Jelinek <jakub@redhat.com>
851 * function.c (gimplify_parameters): For callee copies parameters,
852 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
854 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
857 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
858 x86 parts into the `i[34567]86-*-linux*' and parts that are
859 independent of the processor architecture into the `*-*-linux*' cases.
860 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
861 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
862 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
863 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
864 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
865 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
866 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
868 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
870 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
871 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
872 (ls2_idiv): Likewise idiv3.
873 (ls2_prefetch): New reservation.
874 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
875 * config/mips/mips.md (type): Add imul3nc and idiv3.
876 (length): Handle idiv3.
877 (any_mod): New code_iterator.
878 (u): Handle MOD and UMOD.
879 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
880 (prefetch): Handle TARGET_LOONGSON_2EF.
882 2008-11-13 Jakub Jelinek <jakub@redhat.com>
885 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
886 (prune_unused_types_walk): Call it for non-perennial local classes.
887 Set die_mark to 2 if recursing on children. If die_mark is 1 on
888 entry, just set it to 2 and recurse on children, don't walk attributes
891 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
893 * c-common.c (warn_about_parentheses): Add missing whitespace
896 2008-11-13 Paul Brook <paul@codesourcery.com>
898 * doc/invoke.texi: Document --fix-cortex-m3.
899 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
900 Cortex-M3 cpu is selected.
901 (output_move_double): Avoid overlapping base register and first
902 destination register when fix_cm3_ldrd.
903 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
905 2008-11-13 Jakub Jelinek <jakub@redhat.com>
908 * gimple.h (gimple_range_check_failed): Remove prototype.
909 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
911 (gimple_range_check_failed): Removed.
913 2008-11-13 Andrew Haley <aph@redhat.com>
916 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
919 2008-11-12 Jakub Jelinek <jakub@redhat.com>
923 2007-05-07 Mike Stump <mrs@apple.com>
924 * doc/invoke.texi (Warning Options): Document that -Wempty-body
925 also checks for and while statements in C++.
927 2008-11-12 Dodji Seketeli <dodji@redhat.com>
930 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
931 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
932 - which clones are reachable - as "abstract and needed".
933 * cgraph.c (cgraph_release_function_body): If a node is
934 "abstract and needed", do not release its DECL_INITIAL() content
935 that will be needed to emit debug info.
937 2008-11-12 Steve Ellcey <sje@cup.hp.com>
940 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
941 to set HAVE_GETIPINFO.
942 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
943 * configure: Regenerate.
944 * config.in: Regenerate.
946 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
949 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
951 2008-11-12 Jakub Jelinek <jakub@redhat.com>
954 2008-10-21 Jakub Jelinek <jakub@redhat.com>
955 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
957 2008-11-12 Jason Merrill <jason@redhat.com>
960 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
963 2008-11-12 Anatoly Sokolov <aesok@post.ru>
965 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
966 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
968 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
969 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
971 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
973 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
974 packed-stack special handling.
975 (FRAME_ADDR_RTX): Add definition.
977 2008-11-12 Jakub Jelinek <jakub@redhat.com>
980 * fold-const.c (native_encode_string): New function.
981 (native_encode_expr): Use it for STRING_CST.
983 2008-11-12 DJ Delorie <dj@redhat.com>
985 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
986 insns if the intermediate value will be used later.
988 2008-11-12 Andreas Schwab <schwab@suse.de>
990 * config/m68k/m68k.c (print_operand): Mask off extra extension
991 bits when writing out the representation of real values.
993 2008-11-12 Ira Rosen <irar@il.ibm.com>
995 PR tree-optimization/38079
996 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
999 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1002 * c-pretty-print.c (pp_c_complex_expr): New function.
1003 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1006 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1007 than INNER and INNER is a constant, forcibly align INNER as much
1010 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1012 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1014 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1016 PR rtl-optimization/37363
1017 * simplify-rtx.c (simplify_plus_minus): Don't create
1018 (const (minus ...)) expresisons.
1020 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1022 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1025 2008-11-10 Catherine Moore <clm@codesourcery.com>
1027 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1029 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1030 (BASE_DRIVER_SELF_SPECS): Remove.
1031 (DRIVER_SELF_SPECS): New definition.
1032 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1033 BASE_DRIVER_SELF_SPECS.
1034 * config/mips/sde.h: Likewise.
1035 * config/mips/iris6.h: Likewise.
1036 * config/mips/vr.h: Likewise.
1037 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1039 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1041 PR rtl-optimizations/37948
1042 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1043 (ira_create_copy, ira_add_allocno_copy): New parameter.
1045 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1046 to ira_add_allocno_copy.
1047 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1048 parameter to process_regs_for_copy.
1049 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1050 Fix typo in passing second allocno to ira_add_allocno_copy.
1052 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1053 coalesced allocnos list.
1054 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1056 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1057 (add_ira_allocno_to_ordered_bucket): Rename to
1058 add_allocno_to_ordered_bucket.
1059 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1060 head of coalesced allocnos list.
1061 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1062 Check that it is aready calculated.
1063 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1064 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1066 (coalesce_allocnos): Do extended coalescing too.
1068 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1069 parameter to ira_add_allocno_copy.
1071 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1073 (print_copy): Print copy origination too.
1075 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1078 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1080 PR rtl-optimization/37514
1081 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1082 flag_ira_share_spill_slots to 2 if it's already non-zero.
1083 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1084 flag_ira_share_spill_slots is 2.
1086 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1088 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1089 (prologue_enter_32): Set FB to SP - 4.
1091 2008-11-10 DJ Delorie <dj@redhat.com>
1093 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1094 constraint for single-bit-clear in lower byte of HI constant, vs
1095 Imb which just ignores the upper byte.
1096 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1097 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1098 (iorhi3_16): Check for single bit set, not single bit clear.
1100 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1102 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1104 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1106 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1108 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1109 values living in memory and use more precise alignment information.
1111 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1114 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1115 after __mf_check call if the call must end a bb.
1117 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1121 * combine.c (force_to_mode): Do not process vector types.
1123 * rtlanal.c (nonzero_bits1): Do not process vector types.
1124 (num_sign_bit_copies1): Likewise.
1126 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1128 * config/i386/gnu.h: Add copyright and licensing header.
1129 * config/gnu.h: Likewise.
1131 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1133 * fwprop.c (fwprop_done): Call df_remove_problem.
1135 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1138 * tree-scalar-evolution.c (instantiate_scev_1): Return
1139 chrec_dont_know for VL_EXP_CLASS_P.
1141 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1143 * reg-stack.c (reg_to_stack): Add missing braces in memset
1146 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1148 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1149 (NO_PROFILE_COUNTERS): New define.
1151 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1154 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1156 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1159 * config/sparc/constraints.md (D): New.
1160 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1161 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1163 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1164 Use the 'D' constraint in addition to 'F' in some alternatives.
1165 (DF splitter): Generalize for V64mode.
1166 * doc/md.texi (SPARC): Document the 'D' constraint.
1168 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1170 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1172 2008-11-06 Ben Elliston <bje@au.ibm.com>
1174 * gcc.c: Remove ancient comment about a bug in Sun cc.
1176 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1178 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1180 2008-11-06 Ben Elliston <bje@au.ibm.com>
1182 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1184 2008-11-06 Ben Elliston <bje@au.ibm.com>
1186 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1189 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1192 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1195 2008-11-05 Martin Jambor <mjambor@suse.cz>
1198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1199 pointer arithmetics into array_ref if the array is accessed
1200 through an indirect_ref.
1202 2008-11-05 Richard Guenther <rguenther@suse.de>
1205 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1206 qualified pointer conversion before stripping qualifiers.
1207 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1208 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1209 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1212 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1213 properly canonicalize binary ops.
1214 (forward_propagate_addr_expr_1): Use
1215 may_propagate_address_into_dereference.
1217 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1220 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1221 Initialize uninitialized input registers with a NaN.
1223 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1227 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1229 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1233 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1234 exits and conditions.
1235 * testsuite/gcc.dg/graphite/pr37943.c: New.
1237 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1238 Andrew Pinski <andrew_pinski@playstation.sony.com>
1241 * c-common.c (warn_for_sign_compare): For complex result_type
1242 use component's type.
1244 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1246 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1248 * print-tree.c (print_node): Don't print DECL_INITIAL
1252 * c-common.c (parse_optimize_options): Save and restore
1253 flag_strict_aliasing around decode_options call.
1255 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1258 (host_detect_local_cpu): Use it instead of casted strings to
1259 compare vendor signatures.
1261 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1264 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1265 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1267 2008-11-03 Catherine Moore <clm@codesourcery.com>
1269 * config/mips.c (mips_conditional_register_usage): Handle the
1270 DSP control register.
1271 * doc/extend.texi: Document the DSP control register.
1273 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1274 Jakub Jelinek <jakub@redhat.com>
1276 * omp-low.c (expand_omp_for_generic): If iter_type has different
1277 precision than type and type is a pointer type, cast n1 and n2
1278 first to an integer type with the same precision as pointers
1279 and only afterwards to iter_type.
1281 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1283 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1284 (UNSPEC_GOTSYM_OFF): New unspec.
1285 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1286 (pic_add_dot_plus_eight): Likewise.
1287 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1288 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1289 UNSPEC_PIC_BASE operands.
1290 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1291 (arm_output_addr_const_extra): Handle it.
1293 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1295 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1296 integer class to full integer class if the offset is not word-aligned.
1298 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1301 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1303 (doloop_optimize): Update call to doloop_modify.
1305 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1307 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1309 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1312 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1313 gcc_cv_as_cfi_directive.
1314 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1315 merging read-only and read-write sections or assembler emits
1316 read-write .eh_frame sections.
1317 * configure: Regenerate.
1319 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1322 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1324 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1326 (rs6000_emit_prologue): Invert logic.
1327 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1328 (reg:P 11) instead of match_operand.
1329 (*save_fpregs_<mode>): Likewise.
1330 (*restore_gpregs_<mode>): Likewise.
1331 (*return_and_restore_gpregs_<mode>): Likewise.
1332 (*return_and_restore_fpregs_<mode>): Likewise.
1333 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1334 (reg:P 11) insted of match_operand.
1335 (*restore_gpregs_spe): Likewise.
1336 (*return_and_restore_gpregs_spe): Likewise.
1338 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1340 PR tree-optimization/37684
1341 * gcc.dg/graphite/pr37684.c: New.
1342 * graphite.c (exclude_component_ref): New.
1343 (is_simple_operand): Call exclude_component_ref.
1345 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1347 PR tree-optimization/36908
1348 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1349 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1350 (number_of_rw_in_partition): New.
1351 (partition_contains_all_rw): New.
1352 (ldist_gen): Do not distribute when one of the partitions
1353 contains all the memory operations.
1355 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1357 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1358 EDGE_IRREDUCIBLE_LOOP.
1360 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1362 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1363 where we have one entry point in the loop which isn't the head.
1365 2008-11-03 Richard Guenther <rguenther@suse.de>
1368 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1370 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1373 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1374 for ipa and simple ipa passes.
1376 2008-11-02 Richard Guenther <rguenther@suse.de>
1378 PR tree-optimization/37542
1379 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1380 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1381 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1382 (vn_nary_op_insert_stmt): Likewise.
1383 (visit_use): Likewise.
1385 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1387 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1389 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1390 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1391 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1392 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1393 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1394 peephole2's): Replace unspec with rotate.
1395 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1397 2008-11-02 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/37991
1400 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1401 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1402 (set_ssa_val_to): Print if the value changed.
1403 (simplify_binary_expression): Strip useless conversions.
1405 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1408 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1411 2008-11-01 Richard Guenther <rguenther@suse.de>
1414 * builtins.c (fold_builtin_strspn): Return a size_t.
1415 (fold_builtin_strcspn): Likewise.
1417 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1419 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1420 attribute for struct return convention.
1422 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1424 * config/rs6000/crtsavres.asm: Really, really delete.
1426 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1428 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1430 (rs6000_emit_prologue): Invert logic.
1431 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1432 (reg:P 11) instead of match_operand.
1433 (*save_fpregs_<mode>): Likewise.
1434 (*restore_gpregs_<mode>): Likewise.
1435 (*return_and_restore_gpregs_<mode>): Likewise.
1436 (*return_and_restore_fpregs_<mode>): Likewise.
1437 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1438 (reg:P 11) insted of match_operand.
1439 (*restore_gpregs_spe): Likewise.
1440 (*return_and_restore_gpregs_spe): Likewise.
1442 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1444 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1445 list of word switches that take args.
1447 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1449 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1450 (s390_output_pool_entry): Call it through for_each_rtx.
1453 * expr.c (store_constructor): For vectors, if target is a MEM, use
1454 target's MEM_ALIAS_SET instead of elttype alias set.
1456 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1459 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1462 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1465 * config/rs6000/predicates.md (word_offset_memref_operand):
1466 Restructure code and look inside auto-inc/dec addresses.
1468 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1471 * libgcov.c ( __gcov_indirect_call_profiler): Check
1472 TARGET_VTABLE_USES_DESCRIPTORS.
1474 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1476 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1477 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1478 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1479 offset if eliminating soft frame pointer.
1480 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1481 (stack_protect_test_si): Add initial machine description
1482 for Stack Smashing Protector
1484 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1487 * c-common.c (min_precision): Move to...
1488 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1489 * tree.h (tree_int_cst_min_precision): Declare.
1490 * c-common.h (min_precision): Delete declaration.
1491 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1492 multiplication of non-negative integer constants.
1493 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1494 tree_int_cst_min_precision.
1495 (finish_enum): Likewise.
1497 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1500 * convert.c (convert_to_real): Do not optimize conversions of
1501 binary arithmetic operations between binary and decimal
1502 floating-point types. Consider mode of target type in determining
1503 decimal type for arithmetic. Unless
1504 flag_unsafe_math_optimizations, do not optimize binary conversions
1505 where this may change rounding behavior.
1506 * real.c (real_can_shorten_arithmetic): New.
1507 * real.h (real_can_shorten_arithmetic): Declare.
1509 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1511 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1512 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1513 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1515 (must_save_p): For some workarounds, interrupts need to clobber a
1517 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1518 and LC1 for WA_05000257.
1519 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1520 WA_05000283 and WA_05000315.
1521 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1522 (movbi): Add alternative to set CC to 1; improve code for setting
1524 (dummy_load): New pattern.
1526 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1529 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1530 BLKmode for non-memory, convert using a wider MODE_INT mode
1534 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1535 that haven't been removed yet.
1537 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1539 * config/bfin/bfin.c (struct machine_function): New member
1540 has_loopreg_clobber.
1541 (bfin_expand_movmem): Set it when generating memcpy insns.
1542 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1543 expand_epilogue_reg_restore): If we have hardware loops,
1544 memcpy insns (indicated by has_loopreg_clobber) or function
1545 calls, we need to save the loop registers.
1547 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1549 * config/i386/i386.c (core2_cost): Fix typos in comments.
1551 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1554 * combine.c (make_compound_operation): Don't call make_extraction with
1555 non-positive length.
1556 (simplify_shift_const_1): Canonicalize count even if complement_p.
1558 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1560 * convert.c (strip_float_extensions): Do not remove or introduce
1561 conversions between binary and decimal floating-point types.
1563 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1566 * fold-const.c (distribute_bit_expr): Convert common, left and
1567 right arguments to type.
1569 2008-10-28 Nick Clifton <nickc@redhat.com>
1571 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1572 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1573 call_really_used_regs array rather than the call_used_regs array.
1574 (mn10300_get_live_callee_saved_regs, expand_prologue,
1575 expand_epilogue, output_tst): Likewise.
1577 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1580 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1581 (df_get_entry_block_def_set): Neither here.
1582 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1584 PR tree-optimization/37879
1585 * predict.c (tree_estimate_probability): Check if last_stmt is
1586 non-NULL before dereferencing it.
1588 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1590 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1591 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1592 (ira_fast_allocation): Remove the prototype.
1594 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1595 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1596 (color_pass): Modify the updated costs.
1597 (ira_color): Rename to color. Make it static.
1598 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1599 (ira_color): New function.
1601 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1604 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1606 (set_allocno_live, clear_allocno_live, mark_ref_live,
1607 mark_ref_dead): Invalidate corresponding element of
1608 allocno_saved_at_call.
1609 (process_bb_node_lives): Increment last_call_num. Setup
1610 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1611 allocno was already saved.
1612 (ira_create_allocno_live_ranges): Initiate last_call_num and
1613 allocno_saved_at_call.
1615 * ira-build.c (ira_create_allocno): Initiate
1616 ALLOCNO_UPDATED_COVER_CLASS_COST.
1617 (create_cap_allocno, propagate_allocno_info,
1618 remove_unnecessary_allocnos): Remove setting updated costs.
1619 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1621 * ira.c (ira): Don't call ira_fast_allocation.
1623 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1626 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1629 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1631 * ira-int.h (ira_hard_regno_cover_class): New.
1633 * ira-lives.c (mark_reg_live, mark_reg_dead,
1634 process_bb_node_lives): Use ira_hard_regno_cover_class.
1636 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1637 (setup_hard_regno_cover_class): New function.
1638 (ira_init): Call setup_hard_regno_cover_class.
1640 * ira-costs.c (cost_class_nums): Add comment.
1641 (find_allocno_class_costs): Initiate cost_class_nums.
1642 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1644 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1647 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1648 Rename to copy_info_to_removed_store_destinations. Propagate
1649 conflict hard regs and register stack attribute.
1651 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1654 * pa.c (function_arg_padding): Pad complex and vector types
1655 upward in 64-bit runtime.
1656 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1658 2008-10-26 Matthias Klose <doko@ubuntu.com>
1660 * doc/install.texi: Document requirements on antlr.
1662 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1664 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1667 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1670 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1671 is defined, use it to modify the constant offset.
1673 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1675 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1676 and short arguments to the correct location as mandated by the ABI.
1678 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1680 PR rtl-optimization/37769
1681 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1683 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1685 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1686 unwind-dw2-Os-4-200.o.
1688 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1690 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1691 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1693 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1695 PR tree-optimization/36038
1696 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1697 add sizetype IV with initial value zero instead of pointer type.
1699 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1702 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1703 around bit operation.
1704 * profile.c (is_edge_inconsistent): Likewise.
1705 * fold-const.c (truth_value_p): Move from here...
1706 * tree.h (truth_value_p): ... to here.
1707 * c-tree.h (c_expr): Update description of original_code.
1708 * c-typeck.c (parser_build_unary_op): Set original_code.
1709 (parser_build_binary_op): Update call to warn_about_parentheses.
1710 * c-common.c (warn_about_parentheses): Take two additional
1711 arguments of the operands. Use a switch. Quote operators
1712 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1713 Add warning about !x | y and !x & y.
1714 * c-common.h (warn_about_parentheses): Update declaration.
1716 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1718 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1719 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1720 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1722 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1723 (check-%): For test targets listed in lang_checks_parallelized
1724 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1725 run the testing in multiple make goals, possibly parallel, and
1726 afterwards run dg-extract-results.sh to merge the sum and log files.
1728 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1730 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1731 (mips_move_to_gpr_cost): Likewise.
1732 (mips_move_from_gpr_cost): Likewise.
1733 (mips_register_move_cost): Make more fine-grained.
1735 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1737 * graphite.c (graphite_apply_transformations): Check for
1738 -fgraphite-identity.
1739 * toplev.c (process_options): Add graphite_identity.
1740 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1742 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1744 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1745 mulhisihl and mulhisihh builtins.
1747 From Jie Zhang <jie.zhang@analog.com>
1748 * config/bfin/bfin.md (composev2hi): Put operands into vector
1751 2008-10-22 Chao-ying Fu <fu@mips.com>
1753 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1755 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1757 From Mike Frysinger <michael.frysinger@analog.com>
1758 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1759 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1760 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1761 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1762 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1763 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1764 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1765 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1766 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1767 __ADSPBF51x__ for all of them.
1768 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1769 -mcpu bf512, bf514, bf516, and bf518.
1770 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1771 bf512-none, bf514-none, bf516-none, and bf518-none.
1772 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1773 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1774 * doc/invoke.texi (Blackfin Options): Document that
1775 -mcpu now accepts bf512, bf514, bf516, and bf518.
1777 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1780 * fold-const.c (build_range_type): For 1 .. signed_max
1781 range call build_nonstandard_inter_type if signed_type_for
1782 returned a type with bigger precision.
1784 2008-10-22 Richard Guenther <rguenther@suse.de>
1786 * tree.def (COMPLEX_TYPE): Constrain element type.
1787 * tree.c (build_complex_type): Assert that.
1788 * tree-ssa-structalias.c (could_have_pointers): Complex types
1789 cannot have pointers.
1791 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1794 * c-typeck.c (convert_for_assignment): Do not give declaration's
1795 location for builtins. Spell out which type was expected and which
1798 2008-10-22 Nick Clifton <nickc@redhat.com>
1800 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1801 the fdpic register to be a target when running in fdpic mode.
1803 2008-10-22 Rafael Espindola <espindola@google.com>
1805 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1806 newly created statements.
1808 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1811 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1812 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1813 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1815 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1818 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1819 Adjust -mcmodel=medium description for 2005-07-31 changes.
1821 2008-10-22 Jan Hubicka <jh@suse.cz>
1822 Jakub Jelinek <jakub@redhat.com>
1825 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1827 2008-10-21 Richard Henderson <rth@redhat.com>
1830 * emit-rtl.c (get_spill_slot_decl): Export.
1831 * emit-rtl.h (get_spill_slot_decl): Declare.
1832 * var-tracking.c (vt_add_function_parameters): Relax assertion
1833 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1835 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1837 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1838 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1841 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1844 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1845 processed by get_maxval_strlen.
1847 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1850 * tree.c (get_file_function_name): Copy first_global_object_name.
1851 Centralize call to clean_symbol_name.
1853 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1855 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1856 * config/svr4.h (SVR4_ASM_SPEC): New.
1857 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1858 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1860 * doc/invoke.texi (Option Summary): Add -T to linker options.
1861 (Link Options): Document -T.
1863 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1865 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1868 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1871 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1873 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1875 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1878 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1880 * doc/install.texi: Fix typos in previous patch.
1882 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1884 * doc/install.texi: Document in-tree building of gcc and mpfr.
1886 2008-10-19 Richard Guenther <rguenther@suse.de>
1888 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1890 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1893 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1894 (build_enumerator): Convert enumerators that fit in integer to
1897 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1899 * config/i386/i386.md (unnamed peephole2): Do not force memory
1900 operands of arith or logical instructions into registers for
1901 non-TARGET_READ_MODIFY targets.
1903 (ffs_cmove): Change operand 0 predicate to register_operand.
1904 Change operand 1 predicate to nonimmediate_operand.
1906 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1908 2008-10-18 Richard Guenther <rguenther@suse.de>
1910 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1911 VIEW_CONVERT_EXPR case against invalid gimple.
1913 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1915 * c-parser.c (c_parser_binary_expression): Silence the
1916 uninitialized variable warning emitted for binary_loc.
1918 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1920 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1923 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1926 * c-typeck.c (build_unary_op): Use omit_one_operand for
1927 IMAGPART_EXPR of real argument.
1929 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1931 PR tree-optimization/37664
1932 * fold-const.c (fold_binary): When optimizing comparison with
1933 highest or lowest type's value, don't consider TREE_OVERFLOW.
1935 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1938 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1939 * coverage.c: Include tm_p.h.
1940 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1941 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1942 dollar signs from PREFIX.
1943 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1944 instead of manual strip_name_encoding.
1946 2008-10-16 Richard Guenther <rguenther@suse.de>
1949 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1950 volatile qualified functions or methods as relevant.
1952 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1954 PR tree-optimization/37525
1955 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1956 sizetype unsigned constants, both in the case of C and bounds.
1958 2008-10-15 Jan Hubicka <jh@suse.cz>
1960 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1962 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1965 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1966 HARD_REGNO_CALL_PART_CLOBBERED.
1968 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1971 * ira-lives.c (mark_early_clobbers): Remove.
1972 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1973 check_and_make_def_conflicts,
1974 make_early_clobber_and_input_conflicts,
1975 mark_hard_reg_early_clobbers): New functions.
1976 (process_bb_node_lives): Call
1977 make_early_clobber_and_input_conflicts and
1978 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1980 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1981 early clobbers of pseudo-registers.
1983 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1986 * ira-build.c (ira_flattening): Recalculate
1987 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1988 from the scratch instead of the propagation.
1990 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1992 * doc/rtl.texi (const_double): Remove the "addr" operand.
1993 Describe CONST_DOUBLE_* macros under const_double rather
1995 (const_fixed): Fix the operand description.
1996 (const): Add an @findex directive.
1997 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1998 after the constant rtl table.
1999 (fix): Combine floating-point and fixed-point descriptions.
2001 * sched-deps.c (sched_analyze_2): Remove reference to
2004 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2006 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2008 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2009 for UNSPEC_GOTSYM_OFFs.
2010 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2011 (add_GOT_to_pic_reg): Use it.
2012 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2014 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2015 Harsha Jagasia <harsha.jagasia@amd.com>
2017 PR tree-optimization/37485
2018 * graphite.c (gmp_cst_to_tree): Moved.
2019 (iv_stack_entry_is_constant): New.
2020 (iv_stack_entry_is_iv): New.
2021 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2022 (loop_iv_stack_insert_constant): New.
2023 (loop_iv_stack_pop): Use new datatpype.
2024 (loop_iv_stack_get_iv): Same.
2025 (loop_iv_stack_get_iv_from_name): Same.
2026 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2027 (loop_iv_stack_patch_for_consts): New.
2028 (loop_iv_stack_remove_constants): New.
2029 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2030 (translate_clast): Call loop_iv_stack_patch_for_consts and
2031 loop_iv_stack_remove_constants.
2032 (gloog): Use new datatype. Redirect construction edge to end
2033 block to avoid accidental deletion.
2034 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2036 (union iv_stack_entry_data): New. Data in iv stack entry.
2037 (struct iv_stack_entry): New. Datatype for iv stack entries.
2039 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2041 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2042 * graphite.c (free_scop): Same.
2043 (build_scops): Same.
2044 (free_scattering): New.
2045 (build_cloog_prog): Call free_scattering.
2046 (patch_phis_for_virtual_defs): Fix memleak.
2047 (graphite_trans_bb_strip_mine): Same.
2048 (limit_scops): Same.
2050 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2051 Harsha Jagasia <harsha.jagasia@amd.com>
2053 PR tree-optimization/37828
2054 * graphite.c (graphite_trans_loop_block): Do not loop block
2055 single nested loops.
2057 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2059 PR tree-optimization/37686
2060 * tree-loop-linear.c (linear_transform_loops): Build a
2061 loop nest vector. Pass it to lambda_compute_access_matrices.
2062 * tree-data-ref.h (struct access_matrix): Store the loop nest
2063 relative to which it encodes the information.
2064 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2065 (am_vector_index_for_loop): Reimplemented: iterate over the
2066 loop nest for finding the loop index in the access matrix.
2067 (lambda_compute_access_matrices): Update declaration.
2068 * lambda-code.c (build_access_matrix): Pass the loop nest and
2070 (lambda_compute_access_matrices): Same.
2072 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2074 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2075 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2076 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2077 already implies hard float. Also fix several insn condition
2078 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2080 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2083 Based on patches by Laurent Vivier.
2084 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2085 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2086 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2087 dollar sign to underscore.
2088 (ASM_OUTPUT_EXTERNAL): Same.
2089 (ASM_OUTPUT_LABELREF): New.
2090 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2092 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2093 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2094 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2095 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2097 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2099 PR tree-optimization/36881
2100 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2101 that each value doesn't need runtime relocations, for !flag_pic
2102 check that each value is just a valid initializer constant.
2104 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2106 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2107 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2108 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2109 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2111 (REG_CLASS_NAMES): Update accordingly.
2112 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2113 rather than an unpredictable descriptive string.
2114 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2115 (mips_register_move_cost): Check for specific COP*_REGS classes,
2116 instead of ALL_COP_AND_GR_REGS.
2117 (mips_ira_cover_classes): New function.
2118 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2119 (TARGET_IRA_COVER_CLASSES): Define.
2121 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2124 * tree.c (build_type_attribute_qual_variant): Hash on the
2125 unqualified type, and don't overwrite an existing
2126 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2127 allow distinguishing between wchar_t and its underlying type. This
2128 also means that we'll retain a little more typedef information.
2130 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2131 Dmitry Melnik <dm@ispras.ru>
2132 Dmitry Zhurikhin <zhur@ispras.ru>
2133 Alexander Monakov <amonakov@ispras.ru>
2134 Maxim Kuvyrkov <maxim@codesourcery.com>
2136 * target.h (struct gcc_target): Update prototypes of needs_block_p
2138 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2139 * sel-sched.c (create_speculation_check): Likewise.
2140 * doc/tm.texi: Provide documentation for new target hooks.
2142 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2143 (ia64_gen_spec_insn): Removed.
2144 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2145 ia64_gen_spec_check): New static functions.
2146 (ia64_alloc_sched_context, ia64_init_sched_context,
2147 ia64_set_sched_context, ia64_clear_sched_context,
2148 ia64_free_sched_context, ia64_get_insn_spec_ds,
2149 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2150 (ia64_needs_block_p): Change prototype.
2151 (ia64_gen_check): Rename to ia64_gen_spec_check.
2152 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2153 into declaration, add special memory dependencies handling.
2154 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2155 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2156 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2157 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2158 Define new target hooks.
2159 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2160 (ia64_optimization_options): Turn on selective scheduling with -O3,
2161 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2162 default with selective scheduling.
2163 (ia64_override_options): Initialize align_loops and align_functions
2164 to 32 and 64, respectively. Set global selective scheduling flags
2165 according to target-dependent flags.
2166 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2167 (group_barrier_needed): Use new mstop-bit-before-check flag.
2169 (dfa_state_size): Make global.
2170 (spec_check_no, max_uid): Remove.
2171 (mem_ops_in_group, current_cycle): New variables.
2172 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2173 Initialize new variables.
2174 (is_load_p, record_memory_reference): New functions.
2175 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2177 (ia64_variable_issue): Change use of current_sched_info to
2178 sched_deps_info. Update comment. Note if a load or a store is issued.
2179 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2180 advance if maximal number of loads or stores was issued on current
2182 (scheduled_good_insn): New static helper function.
2183 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2184 a group barrier is needed. Fix vertical spacing. Guard the code
2185 doing state transition with last_scheduled_insn check.
2186 Mark that a stop bit should be before current insn if there was a
2187 cycle advance. Update current_cycle and mem_ops_in_group.
2188 (ia64_h_i_d_extended): Change use of current_sched_info to
2189 sched_deps_info. Reallocate stops_p by larger chunks.
2190 (struct _ia64_sched_context): New structure.
2191 (ia64_sched_context_t): New typedef.
2192 (ia64_alloc_sched_context, ia64_init_sched_context,
2193 ia64_set_sched_context, ia64_clear_sched_context,
2194 ia64_free_sched_context): New static functions.
2195 (gen_func_t): New typedef.
2196 (get_spec_load_gen_function): New function.
2197 (SPEC_GEN_EXTEND_OFFSET): Declare.
2198 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2199 (get_mode_no_for_insn): Change the condition that prevents use of
2200 special hardware registers so it can now handle pseudos.
2201 (get_spec_unspec_code): New function.
2202 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2203 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2204 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2205 during selective scheduling.
2206 (ia64_speculate_insn): Use ds_get_speculation_types when
2207 determining whether we need to change the pattern.
2208 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2209 (ia64_spec_check_src_p): Support new speculation/check codes.
2210 (struct bundle_state): New field.
2211 (issue_nops_and_insn): Initialize it.
2212 (insert_bundle_state): Minimize mid-bundle stop bits.
2213 (important_for_bundling_p): New function.
2214 (get_next_important_insn): Use important_for_bundling_p.
2215 (bundling): When shifting TImode from unimportant insns, ignore
2216 also group barriers. Assert that best state is found before
2217 the backward bundling pass. Print number of mid-bundle stop bits.
2218 Minimize mid-bundle stop bits. Check correct calculation of
2219 mid-bundle stop bits.
2220 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2221 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2223 (sel2_run): New variable.
2224 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2225 selective scheduling pass instead of schedule_ebbs.
2227 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2228 (UNSPEC_LDS_A): New UNSPEC.
2229 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2230 movti_internal, movsf_internal, movdf_internal,
2231 movxf_internal): Make visible. Add speculable* attributes.
2232 (output_c_nc): New mode attribute.
2233 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2234 mov<mode>_nc, zero_extend<mode>di2_nc,
2235 advanced_load_check_nc_<mode>): New insns.
2236 (zero_extend*): Add speculable* attributes.
2238 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2239 (msched-stop-bits-after-every-cycle): Likewise.
2240 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2242 (msched-spec-verbose): Remove.
2243 (msched-prefer-non-data-spec-insns,
2244 msched-prefer-non-control-spec-insns,
2245 msched-count-spec-in-critical-path,
2246 msel-sched-dont-check-control-spec): Use Target Report Var
2247 instead of Common Report Var.
2249 * config/ia64/itanium2.md: Remove incorrect bypass.
2251 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2253 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2256 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2257 and -fhelp=separate.
2259 2008-10-14 Ben Elliston <bje@au.ibm.com>
2261 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2263 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2265 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2268 2008-10-13 Matthias Klose <doko@ubuntu.com>
2270 * config/pa/linux-atomic.c: Work around missing header file
2271 for hppa64-linux-gnu targets.
2273 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2274 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2275 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2276 Grace Cao <grace_cao@playstation.sony.com>
2278 * doc/invoke.texi (-mgen-cell-microcode): Document.
2279 (-mwarn-cell-microcode): Document.
2280 * cfglayout.c (locator_location): Export.
2281 * rtl.h (locator_location): Define prototype.
2282 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2284 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2285 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2286 (mwarn-cell-microcode): New option.
2287 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2288 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2289 cell and not already set.
2290 Turn off string instructions if not generating cell microcode.
2291 (rs6000_final_prescan_insn): New function that warns about microcoded
2293 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2294 * config/rs6000/rs6000.md
2295 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2296 the instruction would have been microcoded on the Cell. Set
2297 cell_micro to always on unnamed patterns for the string instructions.
2298 (cell_micro): Update definition, remove load/store conditional
2300 (sign_extend:DI): Define new pattern for non microcoded version.
2301 (sign_extend:SI): Likewise.
2302 (compare (div:P)): Set cell_micro to not.
2303 (andsi3): Define as an expand.
2304 (andsi3_mc): New pattern.
2305 (andsi3_nomc): New pattern.
2306 (andsi3_internal0_nomc): New pattern.
2307 (andsi3_internal2): Rename to ...
2308 (andsi3_internal2_mc): this and enable iff generating microcode.
2309 (andsi3_internal3): Rename to ...
2310 (andsi3_internal3_mc): this and enable iff generating microcode.
2311 (andsi3_internal4): Enable iif generating microcode.
2312 (andsi3_internal5): Rename to ..
2313 (andsi3_internal5_mc): this and enable iff generating microcode.
2314 (andsi3_internal5_nomc): New pattern.
2315 (extzvdi_internal1): Enable iff generating microcode.
2316 (extzvdi_internal2): Likewise.
2317 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2318 (anddi3): Change to expand.
2319 (anddi3_mc): Rename from anddi3.
2320 (anddi3_no_mc): New pattern.
2321 (anddi3_internal2): Rename to ..
2322 (anddi3_internal2_mc): this and enable iff generating microcode.
2323 (anddi3_internal2_nomc): New pattern.
2324 (anddi3_internal3): Rename to ..
2325 (anddi3_internal3_mc): this and enable iff generating microcode.
2326 (anddi3_internal3_nomc): New pattern.
2327 (movti_string): Set cell_micro to always if TARGET_STRING.
2328 (stmsi8): Set cell_micro to always.
2334 (stmsi8_power): Likewise.
2335 (stmsi7_power): Likewise.
2336 (stmsi6_power): Likewise.
2337 (stmsi5_power): Likewise.
2338 (stmsi4_power): Likewise.
2339 (stmsi3_power): Likewise.
2340 (movsi_update2): Enable iff generating microcode.
2341 (movhi_update3): Likewise.
2342 (lmw): Set cell_micro to always.
2344 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2346 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2347 * config/s390/s390.c (machine_function): Remove
2348 decomposed_literal_pool_addresses_ok_p.
2349 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2350 the difference of two labels.
2351 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2352 (s390_pool_offset): New function.
2353 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2354 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2356 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2358 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2359 (powerpc*-*-linux-gnu*): Describe.
2360 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2361 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2362 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2363 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2364 config/rs6000/e500crtres32gpr.asm,
2365 config/rs6000/e500crtres64gpr.asm,
2366 config/rs6000/e500crtres64gprctr.asm,
2367 config/rs6000/e500crtrest32gpr.asm,
2368 config/rs6000/e500crtrest64gpr.asm,
2369 config/rs6000/e500crtresx32gpr.asm,
2370 config/rs6000/e500crtresx64gpr.asm,
2371 config/rs6000/e500crtsav32gpr.asm,
2372 config/rs6000/e500crtsav64gpr.asm,
2373 config/rs6000/e500crtsav64gprctr.asm,
2374 config/rs6000/e500crtsavg32gpr.asm,
2375 config/rs6000/e500crtsavg64gpr.asm,
2376 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2377 * config/rs6000/crtsavres.asm: Really remove.
2379 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2382 * c-format.c (convert_format_name_to_system_name): Use
2383 TARGET_OVERRIDES_FORMAT_INIT.
2384 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2385 * config/i386/mingw.opt: New.
2386 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2387 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2388 (ms_printf_length_specs): Removed const specifier.
2389 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2390 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2392 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2394 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2395 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2397 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2400 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2401 sure that ref has valid bb.
2403 2008-10-12 Richard Henderson <rth@redhat.com>
2406 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2407 * alias.c (value_addr_p, stack_addr_p): Remove.
2408 (nonoverlapping_memrefs_p): Remove IRA special case.
2409 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2410 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2411 * reload1.c (alter_reg): Use it.
2413 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2416 of registers instead of eax, ebx, ecx and edx. Use for loop
2417 and check register for non-zero value before the call
2418 to decode_caches_intel.
2420 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2422 PR rtl-optimization/37448
2423 * df.h: (df_ref_class): New enum.
2424 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2425 (struct df_ref): Replaced with union df_ref_d.
2426 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2427 New members of df_ref_d union.
2428 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2429 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2430 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2431 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2432 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2433 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2434 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2435 (df_scan_bb_info, df_bb_regno_first_def_find,
2436 df_bb_regno_last_def_find, df_find_def, df_find_use,
2437 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2438 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2439 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2440 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2441 Replaced struct df_ref * with df_ref.
2442 * df-scan.c (df_collection_rec, df_null_ref_rec,
2443 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2444 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2445 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2446 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2447 df_reorganize_refs_by_reg_by_reg,
2448 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2449 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2450 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2451 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2452 df_bb_refs_record, df_exit_block_uses_collect,
2453 df_record_exit_block_uses, df_reg_chain_mark,
2454 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2455 df_ref * with df_ref.
2456 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2457 df_ref_class parameter.
2458 (df_scan_problem_data): Added new pools for different types of refs.
2459 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2460 df_ref_create_structure): Processed new ref pools.
2461 (df_scan_start_dump): Added counts of refs and insns.
2462 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2463 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2464 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2465 code to pass df_ref_class down to ref creation functions.
2466 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2467 df_reg_chain_mark): Use macros to hide references to df_refs.
2468 (df_ref_chain_change_bb): Removed.
2469 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2470 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2471 Enhanced to understand df_ref union structure.
2472 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2473 all_uses_available_at, update_df, try_fwprop_subst,
2474 forward_propagate_subreg, forward_propagate_and_simplify,
2475 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2476 df_ref * with df_ref.
2477 (use_killed_between, all_uses_available_at): Use macros to hide
2478 references to df_refs.
2479 * regstat.c (regstat_bb_compute_ri,
2480 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2482 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2483 see_handle_relevant_refs, see_analyze_one_def,
2484 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2485 struct df_ref * with df_ref.
2486 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2487 global_conflicts): Replaced struct df_ref * with df_ref.
2488 * ddg.c (create_ddg_dep_from_intra_loop_link,
2489 add_cross_iteration_register_deps, build_inter_loop_deps):
2490 Replaced struct df_ref * with df_ref.
2491 (create_ddg_dep_from_intra_loop_link,
2492 add_cross_iteration_register_deps): Use macros to hide references
2494 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2495 df_ref * with df_ref.
2496 * df-core.c (df_bb_regno_first_def_find,
2497 df_bb_regno_last_def_find, df_find_def, df_find_use,
2498 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2499 debug_df_ref): Replaced struct df_ref * with df_ref.
2500 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2501 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2503 * web.c (union_defs, entry_register, replace_ref, web_main):
2504 Replaced struct df_ref * with df_ref.
2505 (union_defs, replace_ref): Use macros to hide references to df_refs.
2506 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2507 Replaced struct df_ref * with df_ref.
2508 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2509 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2510 Replaced struct df_ref * with df_ref.
2511 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2512 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2514 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2515 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2516 df_compute_accessed_bytes_strict_low_part,
2517 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2518 Replaced struct df_ref * with df_ref.
2519 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2520 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2521 df_ref * with df_ref.
2522 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2523 check_dependency, check_dependencies, record_uses): Replaced
2524 struct df_ref * with df_ref.
2525 (invariant_for_use, check_dependency): Use macros to hide
2526 references to df_refs.
2527 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2528 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2529 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2530 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2531 references to df_refs.
2532 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2534 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2535 * df-problems.c (df_rd_bb_local_compute_process_def,
2536 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2537 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2538 df_chain_remove_problem, df_chain_create_bb_process_use,
2539 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2540 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2541 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2542 df_byte_lr_simulate_artificial_refs_at_top,
2543 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2544 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2545 df_simulate_uses, df_simulate_artificial_refs_at_end,
2546 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2548 (df_chain_dump): Use macros to hide references to df_refs.
2549 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2550 df_ref * with df_ref.
2551 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2552 mark_artificial_uses, mark_reg_dependencies,
2553 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2555 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2557 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2559 (array_ref_element_size): Likewise.
2560 (array_ref_low_bound): Likewise.
2561 (array_ref_up_bound): Likewise.
2562 * expr.c (contains_packed_reference): Likewise.
2563 (array_ref_element_size): Likewise.
2564 (array_ref_low_bound): Likewise.
2565 (array_ref_up_bound): Likewise.
2566 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2567 with ARRAY_RANGE_REF.
2568 (idx_find_step): Likewise.
2569 (idx_record_use): Likewise.
2570 (strip_offset_1): Likewise.
2571 (idx_remove_ssa_names): Likewise.
2573 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2574 Andi Kleen <ak@linux.intel.com>
2576 * config/i386/cpuid.h (__cpuid_count): New defines.
2577 * config/i386/driver-i386.c (struct cache_desc): New structure.
2578 (describe_cache): Use struct cache_desc to pass cache descriptions.
2579 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2580 (detect_caches_amd): Use struct cache_desc to describe caches.
2581 (decode_caches_intel): Use struct cache_desc to pass cache
2582 descriptions. Update descriptions to match latest (rev -032,
2583 December 2007) CPUID documentation. Do not check valid bit here.
2584 Check for Xeon MP value 0x49 problems.
2585 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2586 Check valid bit before calling decode_caches_intel. Detect number
2587 of times to repeat CPUID instruction.
2588 (detect_caches_cpuid4): New function.
2589 (detect_caches_intel): Depending on max_level, call
2590 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2591 only when other methods fail to provide valid L2 cache description.
2593 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2596 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2597 it to PIC call patterns.
2598 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2599 code generation and attributes from pattern. Change peephole2 to
2600 split for noreturn case. Revise split pattern for non noreturn case.
2601 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2602 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2603 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2606 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2608 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2609 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2611 (divdf3): Reformat long line.
2613 2008-10-11 Michael J. Eager <eager@eagercon.com>
2615 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2617 (rs6000_handle_option): Process -mfpu options.
2618 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2619 (enum fpu_type_t): New.
2620 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2621 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2623 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2624 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2625 * config/rs6000/rs6000.opt (-mfpu): New.
2626 (-mxilinx-fpu): New.
2627 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2628 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2629 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2630 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2631 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2633 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2636 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2637 LO_SUM on Darwin if mode has just one unit.
2639 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2642 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2643 has been optimized out.
2645 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2647 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2648 instead of PIC_DIRECT_ADDR_P.
2649 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2650 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2651 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2652 (PIC_OFFSET_P): Rename to...
2653 (PCREL_SYMOFF_P): ...this.
2654 (PIC_DIRECT_ADDR_P): Delete.
2655 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2657 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2658 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2659 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2660 * config/sh/sh.c (print_operand): Remove CONST handling.
2661 (unspec_caller_rtx_p): Rewrite to use split_const and check
2662 the operands of UNSPEC bases.
2663 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2664 with (unspec [A B] UNSPEC_SYMOFF).
2665 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2666 UNSPEC_PCREL_SYMOFF.
2667 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2668 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2669 (UNSPEC_EXTRACT_U16): Likewise.
2670 (UNSPEC_SYMOFF): Likewise.
2671 (UNSPEC_PCREL_SYMOFF): Likewise.
2672 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2674 (movsi_const_16bit): Likewise.
2675 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2676 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2677 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2678 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2679 with (unspec [A B] UNSPEC_SYMOFF).
2680 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2681 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2682 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2683 (Csu): Likewise UNSPEC_EXTRACT_U16.
2684 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2685 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2687 2008-10-10 Stepan Kasal <skasal@redhat.com>
2689 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2690 for loop strip mining and loop blocking.
2692 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2694 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2695 vary types depending on debug info.
2697 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2699 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2700 before ensuring it's already computed.
2702 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2704 * rtl.h (locator_eq): New decl.
2705 * cfglayout.c (locator_scope): New function.
2706 (insn_scope): Use it.
2707 (locator_eq): New function.
2708 (fixup_reorder_chain): Search for last insn in src bb
2709 that has locator set or first insn in dest bb. Use
2710 locator_eq instead of == to compare locators.
2711 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2712 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2713 == to compare locators.
2715 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2717 * gimple-low.c (lower_function_body, lower_gimple_return,
2718 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2719 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2720 goto_block on edges if goto_locus is known.
2723 * tree.h (get_object_alignment): Declare.
2724 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2725 get_object_alignment if needed.
2726 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2728 (get_object_alignment): ... here. New function. Try harder to
2729 determine alignment from get_inner_reference returned offset.
2731 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2733 * graphite.c (gloog): Don't call find_unreachable_blocks
2734 before delte_unreachable_blocks.
2736 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2737 goto_locus of true_edge into RTL locator.
2739 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2741 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2742 (*jcc_btdi_mask_rex64): Ditto.
2744 (*jcc_btsi_mask): Ditto.
2745 (*jcc_btsi_1): Ditto.
2746 (*jcc_btsi_mask_1): Ditto.
2748 2008-10-08 Paul Brook <paul@codesourcery.com>
2750 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2751 compatible profiler (__gnu_mcount_nc).
2752 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2754 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2756 * config/i386/i386.c (initial_ix86_tune_features): Add
2757 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2758 * config/i386/i386.h (ix86_tune_indices): Likewise.
2759 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2761 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2762 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2763 for FP to FP splitters.
2765 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2767 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2770 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2774 PR rtl-optimization/37341
2775 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2776 to ORIG_BB, pass through ORIG_BB recursively.
2777 (cse_condition_code_reg): Adjust caller.
2779 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2781 * sdbout.c (sdbout_one_type): Treat the value type
2782 CONST_DECL for enumerals.
2784 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2786 * config/i386/i386.md: Remove trailing white spaces.
2788 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2790 PR rtl-optimization/37448
2791 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2792 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2794 (struct output_info) [count]: Renamed total_created and made
2796 (struct output_info) [size]: Renamed total_allocated and made
2798 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2799 Properly keep track of desc->size.
2800 (print_statistics, dump_alloc_pool_statistics): Enhance the
2801 printing of statistics to print the number of elements and to use
2804 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2807 * opts.h (CL_SAVE): Move up to flags range.
2808 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2809 CL_COMMON): Renumber.
2810 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2811 * opts.c (common_handle_option): Revert last change.
2813 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2815 * config/i386/i386-protos.h (ix86_schedule): New.
2817 * config/i386/i386.c (ix86_schedule): New.
2818 (override_options): Add schedule to processor_alias_table. Set
2819 ix86_schedule from the schedule field in processor_alias_table.
2820 (ix86_function_specific_save): Save ix86_schedule.
2821 (ix86_function_specific_restore): Restore ix86_schedule.
2823 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2824 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2827 * config/i386/i386.opt: Add schedule.
2829 * config/i386/ppro.md: Remove generic32.
2831 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2834 * expr.c (count_type_elements): Handle ERROR_MARK.
2836 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2841 * basic-block.h (struct edge_def): Add goto_block field.
2842 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2843 one insn with locus corresponding to edge's goto_locus if !optimize.
2844 * profile.c (branch_prob): Copy edge's goto_block.
2845 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2847 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2848 locator in between the merged basic blocks if !optimize and needed.
2849 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2850 goto_locus into RTL locator. For unconditional jump use that
2851 locator for the jump insn.
2852 (expand_gimple_cond): Convert goto_block and goto_locus into
2853 RTL locator for all remaining edges. For unconditional jump
2854 use that locator for the jump insn.
2855 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2856 there is more than one edge or insn locator along the forwarding
2857 edges and !optimize. If there is just one, set e->goto_locus.
2858 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2860 (move_block_to_fn): Adjust edge's goto_block.
2862 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2865 * expmed.c (expand_mult): Properly check DImode constant in
2868 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2871 * dwarf2out.c (common_block_die_table): New variable.
2872 (common_block_die_table_hash, common_block_die_table_eq): New
2874 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2875 COMMON block in the current scope rather than globally. Optimize
2876 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2877 DW_OP_addr SYMBOL_REF+off.
2879 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2881 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2882 Return true for non-addressable GIMPLE operands.
2884 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2887 * config/i386/i386.c (initial_ix86_tune_features): Remove
2888 X86_TUNE_USE_BIT_TEST.
2889 * config/i386/i386.h (ix86_tune_indices): Likewise.
2890 (TARGET_USE_BIT_TEST): Removed.
2892 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2894 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2896 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2898 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2899 (mul<mode>3_mul3): ... into this new template.
2901 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2903 * gimplify.c (gimplify_arg): Add location argument. Use it.
2904 (gimplify_call_expr): Pass location to gimplify_arg.
2905 (gimplify_modify_expr_to_memcpy): Same.
2906 (gimplify_modify_expr_to_memset): Same.
2908 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2910 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2911 Update calls to build_unary_op and build_indirect_ref for location
2914 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2917 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2918 * c-typeck.c (array_to_pointer_conversion): Pass location to
2920 (function_to_pointer_conversion): Use error_at and warning_at.
2921 (build_indirect_ref): Same.
2922 (build_array_ref): Pass location to build_binary_op.
2923 (parser_build_unary_op): Do not set location after calling
2925 (build_unary_op): Add location argument. Use it throughout. Set
2926 EXPR_LOCATION before returning new tree.
2927 (build_modify_expr): Same.
2928 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2930 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2931 build_indirect_ref, build_modify_expr.
2932 (c_finish_omp_for): Same. Use error_at instead of error.
2933 * c-common.c (c_common_truthvalue_conversion): Pass location to
2935 (warn_for_div_by_zero): Add location argument.
2936 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2937 build_unary_op, warn_for_div_by_zero.
2938 * c-parser.c (c_parser_typeof_specifier): Use
2939 protected_set_expr_location.
2940 (c_parser_statement_after_labels): Same.
2941 (c_parser_condition): Same.
2942 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2943 (c_parser_conditional_expression): Use protected_set_expr_location.
2944 (c_parser_unary_expression): Pass location to build_indirect_ref.
2945 (c_parser_postfix_expression_after_primary): Pass location to
2946 build_indirect_ref, build_unary_op.
2947 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2949 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2951 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2952 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2953 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2955 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2956 (mips_issue_rate): Handle PROCESSOR_R10000.
2957 * config/mips/mips.md (cpu): Add r10000.
2959 * config/mips/10000.md: New file.
2961 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2963 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2964 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2965 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2967 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2969 * config/darwin-protos.h (machopic_function_base_name): Delete.
2970 (machopic_function_base_sym): Likewise.
2971 (machopic_gen_offset): Declare.
2972 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2973 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2974 * config/darwin.c (machopic_function_base_name): Delete.
2975 (machopic_function_base_sym): Likewise.
2976 (gen_pic_offset): Rename to...
2977 (machopic_gen_offset): ...this and remove the pic_base argument.
2978 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2979 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2980 crtl->uses_pic_offset_table.
2981 (machopic_indirect_data_reference): Use new machopic_gen_offset
2983 (machopic_legitimize_pic_address): Likewise.
2984 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2986 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2987 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2988 * config/i386/i386.c (output_set_got): Likewise.
2989 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2991 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2992 (legitimate_address_p): Likewise.
2993 (output_pic_addr_const): Likewise.
2994 (output_addr_const_extra): Likewise.
2995 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2996 match an UNSPEC rather than a MINUS.
2997 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2998 (builtin_setjmp_receiver): Use machopic_gen_offset.
2999 * config/i386/predicates.md (pic_symbolic_operand): Handle
3000 UNSPEC_MACHOPIC_OFFSET.
3002 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3003 Use machopic_gen_offset and machopic_operand_p.
3004 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3005 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3006 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3007 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3008 Set crtl->uses_pic_offset_table.
3010 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3012 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3014 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3015 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3016 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3017 (constant_pool_expr_p): Use split_const and check the base.
3018 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3020 (legitimate_constant_pool_address_p): Check toc_relative_p
3021 instead of constant_pool_expr_p.
3022 (print_operand_address): Always use output_addr_const for
3023 constant pool addresses.
3024 (rs6000_output_addr_const_extra): New function.
3025 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3027 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3031 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3032 (mark_ref_live, mark_ref_dead): Use them.
3033 (def_conflicts_with_inputs_p): Remove.
3034 (mark_early_clobbers): New function.
3035 (process_bb_node_lives): Call preprocess_constraints and
3036 mark_early_clobbers.
3038 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3040 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3042 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3043 lib with -mthread switch.
3045 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3048 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3049 function in two, making it call a new and reusable
3050 dwarf2out_imported_module_or_decl() that takes the containing
3051 BLOCK of the declaration in argument.
3052 (dwarf2out_imported_module_or_decl_real): New function.
3053 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3054 IMPORTED_DECL in account.
3055 * tree.def: Added IMPORTED_DECL node type.
3056 * tree.h: Added accessors for IMPORTED_DECL nodes.
3057 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3059 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3061 * doc/gimple.texi: Fix some typos, wrap some long lines,
3062 fix some broken wraps with continuations.
3063 * tree-ssa-reassoc.c: Fix comment typos.
3065 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3068 * pa.c (legitimize_pic_address): Force function labels to memory in
3071 2008-10-04 Anton Blanchard <anton@samba.org>
3073 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3074 (rs6000_split_atomic_op): Same.
3075 (rs6000_split_compare_and_swap): Same.
3076 (rs6000_split_compare_and_swapqhi): Same.
3078 2008-10-04 Richard Guenther <rguenther@suse.de>
3080 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3081 instead of pointer equality.
3082 (vn_nary_op_eq): Likewise.
3084 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3086 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3088 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3089 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3091 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3093 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3094 Revert previous change.
3096 2008-10-03 Tom Tromey <tromey@redhat.com>
3098 * stringpool.c (ggc_alloc_string): Terminate string.
3100 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3102 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3103 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3104 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3107 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3110 2008-10-03 Pascal Obry <obry@adacore.com>
3112 * gcov.c (create_file_names): Properly handle UNIX and DOS
3113 directory separators.
3114 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3115 separator to '~' to ensure clean filenames on Windows.
3117 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3119 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3120 Add a null terminator to the stripped name.
3122 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3124 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3125 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3126 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3127 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3128 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3129 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3130 TARGET_SINGLE_FLOAT.
3132 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3134 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3136 2008-10-02 Richard Guenther <rguenther@suse.de>
3139 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3140 and VECTOR_TYPE recurse with useless_type_conversion_p which
3141 properly handles void pointer conversion.
3143 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3146 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3147 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3149 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3151 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3152 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3153 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3154 they translate to non builtins.
3155 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3156 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3157 __builtin_vec_promote, __builtin_vec_extract, and
3158 __builtin_vec_insert.
3159 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3160 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3161 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3162 * config/rs6000/altivec.h (vec_extract): Define
3163 (vec_insert): Define.
3164 (vec_splats): Define.
3165 (vec_promote): Define.
3167 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3168 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3169 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3171 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3173 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3174 prototype. Add new parameter, blk.
3175 Use BLKmode for the MEM if blk is true.
3176 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3177 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3178 ALTIVEC_BUILTIN_STVRXL.
3179 Update usage of altivec_expand_lv_builtin.
3180 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3181 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3182 (altivec_init_builtins): If compiling for the Cell, also define the
3184 * config/rs6000/rs6000.h (rs6000_builtins): Define
3185 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3186 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3187 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3188 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3189 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3190 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3191 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3192 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3193 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3194 UNSPEC_STVRX, and UNSPEC_STVRXL.
3195 (altivec_lvlx): New pattern.
3196 (altivec_lvlxl): New pattern.
3197 (altivec_lvrx): New pattern.
3198 (altivec_lvrxl): New pattern.
3199 (altivec_stvlx): New pattern.
3200 (altivec_stvlxl): New pattern.
3201 (altivec_stvrx): New pattern.
3202 (altivec_stvrxl): New pattern.
3203 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3204 (vec_lvlxl): Likewise.
3205 (vec_lvrx): Define if PPU is defined.
3206 (vec_lvrxl): Likewise.
3207 (vec_stvlx): Define if PPU is defined.
3208 (vec_stvlxl): Likewise.
3209 (vec_stvrx): Define if PPU is defined.
3210 (vec_stvrxl): Likewise.
3212 2008-10-01 Geert Bosch <bosch@adacore.com>
3214 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3216 2008-10-01 Richard Guenther <rguenther@suse.de>
3218 PR tree-optimization/37617
3219 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3220 do not add to the NEW_SETS.
3222 2008-10-01 Richard Guenther <rguenther@suse.de>
3225 * tree-vrp.c (execute_vrp): If we optimized away the default
3226 case make sure to promote the label that got in place of it
3227 to a default case label.
3229 2008-10-01 Richard Henderson <rth@redhat.com>
3232 * tree-complex.c (set_component_ssa_name): Don't optimize
3233 is_gimple_min_invariant values with ssa_names in abnormal phis.
3235 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3237 PR tree-optimization/37662
3238 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3239 commutative binary operation if they are in the wrong order and
3240 fold_build2 produces non-GIMPLE.
3242 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3244 PR tree-optimization/37662
3245 PR tree-optimization/37663
3246 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3247 get_value_range with non-SSA_NAME. Don't assert operands have been
3248 folded, instead just bail out.
3250 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3252 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3254 2008-09-30 Richard Guenther <rguenther@suse.de>
3257 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3258 build restrict-qualified pointers.
3259 (vectorizable_store): Move alias check later.
3260 (vectorizable_load): Likewise.
3262 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3264 * c-common.c (empty_if_body_warning): Remove.
3265 * c-common.h (empty_if_body_warning): Remove.
3266 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3267 here the -Wempty-body warning for `if' and `else' statements.
3268 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3270 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3272 * config/i386/i386.opt: Add msse2avx.
3274 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3275 * config/i386/linux64.h (ASM_SPEC): Likewise.
3277 * doc/invoke.texi: Document -msse2avx.
3279 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3281 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3283 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3285 * ifcvt.c (noce_emit_store_flag): If using condition from original
3286 jump, reverse it if if_info->cond was reversed.
3288 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3290 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3291 non-constant memory if it cannot be forced to constant memory.
3292 Overhaul surrounding code and factor out common condition.
3294 2008-09-29 Jeff Law <law@redhat.com>
3296 * reload1.c (alter_reg): Add missing curly braces.
3298 2008-09-29 Michael J. Eager <eager@eagercon.com>
3300 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3302 * config/rs6000/rs6000.c (rs6000_override_options): Move
3303 rs6000_init_hard_regno_mode_ok after all options changed.
3304 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3305 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3306 -msimple-fpu flags. Add warning messages if single FP not configured.
3307 (rs6000_file_start): Output gnu_attribute for single-float.
3308 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3309 (rs6000_legitimize_address): Likewise.
3310 (rs6000_legitimize_reload_address): Likewise.
3311 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3312 TARGET_SINGLE_FLOAT.
3313 (function_arg_advance): Likewise (partial conversion).
3314 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3315 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3316 TARGET_SINGLE_FLOAT.
3317 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3318 (rs6000_emit_prologue): Likewise.
3319 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3320 TARGET_SINGLE_FLOAT.
3321 (rs6000_libcall_value): Likewise.
3322 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3323 (TARGET_DOUBLE_FLOAT): New default to 1
3324 (TARGET_SIMPLE_FPU): New default to 0
3325 (TARGET_SINGLE_FPU): New default to 0
3326 (TARGET_SINGLE_FLOAT_MODE): New.
3327 (TARGET_DOUBLE_FLOAT_MODE): New.
3328 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3329 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3331 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3332 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3333 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3334 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3335 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3336 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3337 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3338 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3339 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3340 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3341 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3342 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3343 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3344 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3345 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3346 cmptf_internal1, *cmptf_internal2): Condition on
3347 TARGET_DOUBLE_FLOAT.
3348 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3349 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3350 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3351 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3352 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3353 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3354 TARGET_SINGLE_FLOAT.
3355 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3356 * config/rs6000/rs6000.opt (-msingle-float): New.
3357 (-mdouble-float): New.
3358 (-msimple-fpu): New.
3359 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3360 -msingle-float, -mdouble-float, -msimple-fpu options.
3361 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3362 _SOFT_DOUBLE for -msingle-float.
3363 * config.gcc: New config for target=powerpc-xilinx-eabi.
3365 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3367 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3368 have exit and entry.
3369 (new_scop): Take entry and exit edge to define new SCoP.
3370 (sd_region_p): New structure used during SCoP detection.
3371 (move_scops): Delete.
3372 (move_sd_regions): New.
3373 (scopdet_info): Change the definition from edges back to basic_blocks.
3374 (scopdet_edge_info): Work on basic_blocks and rename to
3375 scopdet_basic_block_info.
3376 (split_difficult_bb): At the moment removed. We should later
3377 add it at another place.
3378 (build_scops_1): Work on basic_blocks.
3379 (bb_in_sd_region): New.
3380 (find_single_entry_edge): New.
3381 (find_single_exit_edge): New.
3382 (create_single_entry_edge): New.
3383 (sd_region_without_exit): New.
3384 (create_single_exit_edge): New.
3385 (unmark_exit_edges): New.
3386 (mark_exit_edges): New.
3387 (create_sese_edges): New.
3388 (build_graphite_scops): New.
3389 (build_scops): Make SCoPs SESE.
3390 (limit_scops): Use the new functions.
3392 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3394 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3396 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3399 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3400 address to a register before taking the lower part.
3402 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3404 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3407 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3408 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3411 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3412 the newly created variable.
3413 Create a VECTOR_CST of all 1s for vector types.
3415 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3418 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3420 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3422 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3423 order to convert between modes.
3424 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3426 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3428 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3431 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3434 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3438 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3440 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3441 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3442 them to yield false with MIPS16.
3444 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3447 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3448 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3449 mem_loc_descriptor failed. Accept UNSPEC.
3450 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3451 fail if one of the loc_descriptor calls for pieces failed.
3452 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3453 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3454 if loc_descriptor_from_tree_1 on offset failed.
3457 * opts.c (common_handle_option): Don't call print_specific_help with
3458 CL_SAVE as first argument.
3460 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3461 Steve Ellcey <sje@cup.hp.com>
3463 * configure: Regenerate for new libtool.
3464 * aclocal.m4: Ditto.
3466 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3468 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3469 alias set on MEM when saving stack pointer.
3470 * config/rs6000/rs6000.md (allocate_stack): Likewise
3472 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3474 PR tree-optimization/37574
3475 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3476 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3477 instead of vector_type for constants. Take computation out of loop.
3478 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3479 and use only vector_type for invariant case.
3480 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3482 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3485 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3486 the decl is a VAR_DECL or FUNCTION_DECL.
3488 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3491 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3492 (mark_ref_live, mark_ref_dead): Use them.
3493 (def_conflicts_with_inputs_p): Remove.
3494 (mark_early_clobbers): New function.
3495 (process_bb_node_lives): Call preprocess_constraints and
3496 mark_early_clobbers.
3498 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3500 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3503 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3504 (ira_compress_allocno_live_ranges): New prototype.
3506 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3507 (coalesced_allocnos_living_at_program_points): New.
3508 (coalesced_allocnos_live_at_points_p,
3509 set_coalesced_allocnos_live_points): New functions.
3510 (coalesce_spill_slots): Rewrite.
3512 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3513 ira_compress_allocno_live_ranges): New functions.
3515 * ira-build.c (ira_flattening): Call
3516 ira_compress_allocno_live_ranges.
3519 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3521 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3524 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3526 * combine.c (make_compound_operation): Handle the 'E' format.
3527 (count_rtxs): Likewise.
3528 (update_table_tick): Likewise.
3529 (get_last_value_validate): Likewise.
3531 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3533 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3535 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3537 * matrix-reorg.c (transform_allocation_sites): Initializers
3538 added to avoid the warning.
3540 2008-09-25 Martin Jambor <mjambor@suse.cz>
3542 * cgraph.c (free_nodes): New variable.
3543 (NEXT_FREE_NODE): New macro.
3544 (cgraph_create_node): Reuse nodes from the free list. Do not
3545 update uid if doing so.
3546 (cgraph_remove_node): Add the node to the free list.
3548 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3550 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3552 2008-09-24 Richard Henderson <rth@redhat.com>
3554 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3555 * unwind-dw2.c (execute_stack_op): Handle it.
3557 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3560 2008-09-24 Michael J. Eager <eager@eagercon.com>
3562 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3564 * c-common.c (fname_decl): New location argument.
3565 * c-common.h (fname_decl): Same.
3566 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3568 (c_parser_typeof_specifier): Same.
3569 (c_parser_parms_list_declarator): Same.
3570 (c_parser_asm_string_literal): Same.
3571 (c_parser_compound_statement_nostart): Same.
3572 (c_parser_label): Same.
3573 (c_parser_do_statement): Same.
3574 (c_parser_asm_statement): Same.
3575 (c_parser_unary_expression): Same.
3576 (c_parser_sizeof_expression): Same.
3577 (c_parser_postfix_expression): Same.
3578 (c_parser_pragma): Same.
3579 (c_parser_omp_clause_collapse): Same.
3580 (c_parser_omp_clause_num_threads): Same.
3581 (c_parser_omp_clause_schedule): Same.
3582 (c_parser_omp_all_clauses): Same.
3583 (c_parser_omp_sections_scope): Same.
3584 (c_parser_omp_for_loop): Same. Pass condition's location to
3585 c_objc_common_truthvalue_conversion.
3586 (c_parser_enum_specifier): Remove comment.
3588 2008-09-24 Michael J. Eager <eager@eagercon.com>
3590 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3592 * config/rs6000/rs6000.c (rs6000_override_options): Move
3593 rs6000_init_hard_regno_mode_ok after all options changed.
3594 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3595 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3596 -msimple-fpu flags. Add warning messages if single FP not configured.
3597 (rs6000_file_start): Output gnu_attribute for single-float.
3598 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3599 (rs6000_legitimize_address): Likewise.
3600 (rs6000_legitimize_reload_address): Likewise.
3601 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3602 TARGET_SINGLE_FLOAT.
3603 (function_arg_advance): Likewise.
3604 (function_arg): Likewise.
3605 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3606 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3607 TARGET_SINGLE_FLOAT.
3608 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3609 (rs6000_emit_prologue): Likewise.
3610 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3611 TARGET_SINGLE_FLOAT.
3612 (rs6000_libcall_value): Likewise.
3613 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3614 (TARGET_DOUBLE_FLOAT): New default to 1
3615 (TARGET_SIMPLE_FPU): New default to 0
3616 (TARGET_SINGLE_FPU): New default to 0
3617 (TARGET_SINGLE_FLOAT_MODE): New.
3618 (TARGET_DOUBLE_FLOAT_MODE): New.
3619 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3620 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3622 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3623 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3624 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3625 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3626 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3627 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3628 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3629 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3630 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3631 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3632 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3633 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3634 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3635 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3636 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3637 cmptf_internal1, *cmptf_internal2): Condition on
3638 TARGET_DOUBLE_FLOAT.
3639 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3640 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3641 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3642 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3643 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3644 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3645 TARGET_SINGLE_FLOAT.
3646 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3647 * config/rs6000/rs6000.opt (-msingle-float): New.
3648 (-mdouble-float): New.
3649 (-msimple-fpu): New.
3650 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3651 -msingle-float, -mdouble-float, -msimple-fpu options.
3652 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3653 _SOFT_DOUBLE for -msingle-float.
3654 * config.gcc: New config for target=powerpc-xilinx-eabi.
3656 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3658 * config/sparc/constraints.md: New file.
3659 * config/sparc/sparc.md: Include it.
3660 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3661 (sparc_extra_constraint_check): Delete.
3662 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3663 (memory_ok_for_ldd): New predicate.
3664 (sparc_extra_constraint_check): Delete.
3665 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3666 (CONST_OK_FOR_LETTER_P): Likewise.
3667 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3668 (EXTRA_CONSTRAINT): Likewise.
3670 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3672 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3674 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3676 * alias.c (find_base_value): Use FIND_BASE_TERM.
3677 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3679 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3681 * config/i386/i386.c: Include cselib.h.
3682 (ix86_pic_register_p): New function.
3683 (ix86_delegitimize_address): Use it to check for the PIC register.
3685 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3687 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3688 * config/i386/i386.c (ix86_find_base_term): Don't check for
3689 SYMBOL_REF and LABEL_REF.
3691 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3693 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3694 constant PLUS in a CONST.
3696 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3698 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3699 check for sibcall support for w64.
3701 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3703 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3705 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3707 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3708 parser_build_binary_op.
3709 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3710 * c-typeck.c (build_array_ref): Same.
3711 (parser_build_unary_op): New location argument.
3712 (pointer_diff): Pass location to build_binary_op,
3713 c_objc_common_truthvalue_conversion.
3714 (build_modify_expr): Same.
3715 (build_unary_op): New location argument.
3716 (build_binary_op): New location argument.
3717 (c_objc_common_truthvalue_conversion): Pass location to
3718 c_*common_truthvalue_conversion.
3719 * c-convert.c (convert): Same.
3720 * c-common.c (binary_op_error): New location argument.
3721 (pointer_int_sum): Pass location to build_binary_op.
3722 (c_common_truthvalue_conversion): New location argument.
3723 (warn_for_sign_compare): Same.
3724 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3725 binary_op_error, build_binary_op, warn_for_sign_compare.
3726 * c-parser.c (c_parser_condition): Pass location to
3727 c_*common_truthvalue_conversion.
3728 (c_parser_conditional_expression): Save condition's location and pass
3730 (c_parser_binary_expression): Same, but for the binary operator's
3732 (c_parser_omp_for_loop): Pass location to
3733 c_objc_common_truthvalue_conversion.
3735 2008-09-23 Martin Jambor <mjambor@suse.cz>
3737 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3738 (cgraph_node_remove_callees): New temporary f. Hold the next item
3740 (cgraph_node_remove_callers): Likewise.
3742 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3743 (ipa_node_removal_hook): Likewise.
3745 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3746 gimple_call_copy_skip_args and moved to the gimple_call section.
3747 * gimple.c (gimple_copy_call_skip_args): Renamed to
3748 gimple_call_copy_skip_args. Changed al users.
3750 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3752 * ira-color.c (start_allocno_priorities): Rename to
3753 setup_allocno_priorities. Use costs and
3754 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3755 range lengths. Get rid off doubles.
3756 (ira_fast_allocations): Call start_allocno_priorities.
3758 2008-09-22 David Daney <ddaney@avtrex.com>
3761 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3762 register if TARGET_LONG_CALLS.
3764 2008-09-22 Richard Guenther <rguenther@suse.de>
3766 PR tree-optimization/37145
3767 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3768 value-numbering union accesses with their offset and size only.
3769 (visit_reference_op_load): Fix simplification of inserted conversions.
3770 * tree-ssa-pre.c (find_or_generate_expression): Do not
3771 recursively generate expressions if running FRE.
3773 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3775 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3776 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3779 2008-09-22 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/37145
3782 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3783 (phi_translate_1): Constant fold references.
3785 2008-09-22 Ira Rosen <irar@il.ibm.com>
3787 PR tree-optimization/37482
3788 * tree-vectorizer.h (struct _slp_instance): Add new field.
3789 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3790 (get_earlier_stmt): New function.
3791 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3793 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3794 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3795 asserts that GSI points to the scalar statement being vectorized.
3796 Set new statement location according to GSI.
3797 (vect_schedule_slp_instance): Use GSI of
3798 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3800 2008-09-21 Jan Hubicka <jh@suse.cz>
3802 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3803 (ipcp_insert_stage): Update dead_nodes bitmap.
3805 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3808 * config/i386/t-cygming (SHLIB_LC): Remove.
3809 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3810 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3812 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3816 * final.c (mark_symbol_ref_as_used): New helper function.
3817 (output_operand): Instead of just looking inside MEMs for
3818 SYMBOL_REFs, use new helper function and for_each_rtx.
3819 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3820 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3821 Make head comment more general.
3822 * config/darwin.c (machopic_output_indirection): Handle weak
3823 references here, like in assemble_external.
3825 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3827 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3828 (sparc_emit_float_lib_cmp): Change return type.
3829 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3830 (gen_compare_operator): New function.
3831 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3832 the comparison sequence. Minor tweaks.
3833 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3834 that the final operator and the result of sparc_emit_float_lib_cmp
3835 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3836 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3837 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3838 result of sparc_emit_float_lib_cmp match for software TFmode.
3839 (movqicc, movhicc, movsicc, movdicc): Merge into...
3840 (mov<I:mode>cc): ...this.
3841 (movsfcc, movdfcc, movtfcc): Merge into...
3842 (mov<F:mode>cc): ...this.
3843 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3845 (mov<I:mode>_cc_v9): ...this.
3846 (movdi_cc_sp64_trunc): Delete.
3847 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3848 movdi_cc_reg_sp64): Merge into...
3849 (mov<I:mode>_cc_reg_sp64): ...this.
3850 (movsf_cc_sp64): Rename into...
3851 (movsf_cc_v9): ...this.
3852 (movdf_cc_sp64): Rename into...
3853 (movdf_cc_v9): ...this.
3854 (movtf_cc_hq_sp64): Rename into...
3855 (movtf_cc_hq_v9): ...this.
3856 (movtf_cc_sp64): Rename into...
3857 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3859 2008-09-21 Diego Novillo <dnovillo@google.com>
3861 * doc/gccint.texi: Include generic.texi and gimple.texi.
3863 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3864 (GIMPLE): Move to gimple.texi.
3865 (Annotations): Remove references to to stmt_ann_t and
3867 (SSA Operands): Rename from 'Statement Operands'.
3868 * doc/generic.texi: New.
3869 * doc/gimple.texi: New.
3870 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3871 * Makefile.in (TEXI_GCCINT_FILES):
3872 * gimple.c (gimple_copy_call_skip_args): Rename from
3873 giple_copy_call_skip_args. Update all users.
3874 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3876 2008-09-21 Ira Rosen <irar@il.ibm.com>
3878 PR tree-optimization/37539
3879 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3880 statement in related statement field only for the first load of the
3881 group of loads with the same data reference.
3883 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3885 * config/mips/mips.h (TUNE_OCTEON): New macro.
3886 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3887 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3888 * config/mips/octeon.md: New file.
3889 * config/mips/mips.md: Include octeon.md. Restore
3890 semi-alphabetical order of include files.
3892 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3895 * config/i386/i386.md (*jcc_fused_1): Removed.
3896 (*jcc_fused_2): Likewise.
3897 (*jcc_fused_3): Likewise.
3898 (*jcc_fused_4): Likewise.
3900 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3902 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3903 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3904 * target.h (gcc_target): Add ira_cover_classes.
3905 * ira.c: Remove IRA_COVER_CLASSES guards.
3906 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3907 instead of IRA_COVER_CLASSES.
3908 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3909 (setup_class_translate): Likewise.
3910 (setup_reg_class_intersect_union): Likewise.
3911 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3912 test of targetm.ira_cover_classes.
3913 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3914 of IRA_COVER_CLASSES.
3915 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3916 (TARGET_INITIALIZER): Include it.
3917 * targhooks.h (default_ira_cover_classes): Declare.
3918 * targhooks.c (default_ira_cover_classes): New function.
3920 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3922 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3924 2008-09-19 Ian Lance Taylor <iant@google.com>
3926 * varasm.c (narrowing_initializer_constant_valid_p): Return
3927 NULL_TREE if ENDTYPE is not an integer.
3929 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3932 * tree-ssa.c (execute_update_addresses_taken): Also update
3933 DECL_GIMPLE_REG_P for vector and complex types.
3935 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3936 Jan Hubicka <jh@suse.cz>
3939 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3940 empty before freeing them.
3941 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3943 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3945 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3946 * config/xtensa/predicates.md (tls_symbol_operand): New.
3947 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3948 (TARGET_CANNOT_FORCE_MEM): Define.
3949 (xtensa_tls_symbol_p): New.
3950 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3951 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3952 (xtensa_tls_module_base): New.
3953 (xtensa_call_tls_desc): New.
3954 (xtensa_legitimize_tls_address): New.
3955 (xtensa_legitimize_address): Handle TLS symbols.
3956 (xtensa_tls_referenced_p_1): New.
3957 (xtensa_tls_referenced_p): New.
3958 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3960 (XTENSA_BUILTIN_THREAD_POINTER): New.
3961 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3962 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3963 builtin. Add declarations for __builtin_thread_pointer and
3964 __builtin_set_thread_pointer.
3965 (xtensa_fold_builtin): Recognize new builtins.
3966 (xtensa_expand_builtin): Expand new builtins.
3967 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3968 (TARGET_THREADPTR): Define.
3969 (HAVE_AS_TLS): Define default value.
3970 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3971 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3972 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3973 (UNSPECV_SET_TP): New.
3974 (sym_TPOFF, sym_DTPOFF): New.
3975 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3976 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3977 * configure: Regenerated.
3979 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3982 * config/ia64/ia64.c (ia64_optimization_options): Move
3983 checking and setting flag_schedule_insns_after_reload and
3984 ia64_flag_schedule_insns2 back to ...
3985 (ia64_override_options): Here.
3987 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3990 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3991 zero extend count after the correction to it is done.
3992 (doloop_optimize): Update call to doloop_modify, don't zero extend
3995 2008-09-18 Martin Jambor <mjambor@suse.cz>
3997 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3999 * ipa-prop.c: Correct comments.
4000 * ipa-prop.h: Likewise.
4002 2008-09-18 Jan Hubicka <jh@suse.cz>
4005 * ipa-reference.c (ipa_reference_local_vars_info_d,
4006 ipa_reference_global_vars_info_d,
4007 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4008 ipa_reference_vars_info_t): Move here from ipa-reference.h
4009 (node_duplication_hook_holder, node_removal_hook_holder): New.
4010 (get_reference_vars_info_from_cgraph): Rename to ...
4011 (get_reference_vars_info): ... this one, use cgraph uids.
4012 (get_local_reference_vars_info, get_global_reference_vars_info):
4013 Use cgraph instead of decl.
4014 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4016 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4017 ipa_reference_get_written_global,
4018 ipa_reference_get_not_written_global): Use cgraph argument.
4019 (check_call): Simplify avail check.
4020 (scan_stmt_for_static_refs): Update.
4021 (propagate_bits): Update.
4022 (merge_callee_local_info): Remove.
4023 (init_function_info): Use cgraph nodes.
4024 (clean_function_local_data): Break out from ...
4025 (clean_function): ... here.
4026 (copy_local_bitmap, copy_global_bitmap): New functions.
4027 (duplicate_node_data, remove_node_data): New functions.
4028 (generate_summary): Register hooks; use visibility instead of
4030 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4031 * ipa-reference.h (ipa_reference_local_vars_info_d,
4032 ipa_reference_global_vars_info_d,
4033 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4034 ipa_reference_vars_info_t): Move to ipa-reference.c
4035 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4037 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4038 ipa_reference_get_not_read_global,
4039 ipa_reference_get_not_written_global): Update prototype.
4040 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4041 (init_state): Remove.
4042 (node_duplication_hook_holder, node_removal_hook_holder): New.
4043 (get_function_state, set_function_state): Use VECtor.
4044 (analyze_function): Check body availability.
4045 (add_new_function): Likewise.
4046 (duplicate_node_data, remove_node_data): New.
4047 (generate_summary): Register hooks; do not care about clones.
4048 (propafate): Do not care about clones; recursive functions are
4050 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4051 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4052 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4054 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4055 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4056 Update call of ipa-reference accesors.
4058 2008-09-18 Simon Baldwin <simonb@google.com>
4060 * c-opts.c (c_common_handle_option): Add handling for
4061 -Wbuiltin-macro-redefined command line option.
4062 * c.opt: Added builtin-macro-redefined option.
4063 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4066 2008-09-18 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/37258
4069 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4070 and signedness for integral types.
4071 (vn_phi_eq): Require compatible types.
4073 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4076 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4077 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4079 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4080 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4081 ggc_free other TREE_LIST nodes from that chain.
4082 * function.c (instantiate_decls): Instantiate also DECL_RTL
4083 of vars in cfun->local_decls, free that list afterwards.
4085 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4087 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4088 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4090 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4092 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4093 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4095 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4097 PR tree-optimization/37102
4098 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4099 from a node. Check to see if another PHI is dead.
4100 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4101 remove real PHIs which have no uses.
4102 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4104 2008-09-18 Richard Guenther <rguenther@suse.de>
4107 * tree-cfg.c (remove_useless_stmts_1): Remove
4108 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4110 2008-09-18 Nick Clifton <nickc@redhat.com>
4112 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4113 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4114 to frv_secondary_reload_class.
4115 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4116 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4117 (frv_secondary_reload_class): Omit unused parameter.
4118 (frv_secondary_reload): New function. Handle the case when
4119 secondary_reload_class() is called before the reload_(in|out)
4120 _optabs have been initialised.
4121 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4123 * config/frv/frv.md: Define an exclusion set between fr550_m0
4126 2008-09-18 Richard Guenther <rguenther@suse.de>
4128 PR tree-optimization/37456
4129 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4130 want to insert after ends a BB insert on the single fallthru
4133 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4135 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4136 Mention -march=z9-109, z9-ec and z10.
4138 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4140 PR rtl-optimization/37544
4141 * regrename.c (maybe_mode_change): Exit early when copy_mode
4142 is narrower than orig_mode and narrower than new_mode.
4144 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4147 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4149 * sched-rgn.c (ref_counts): Remove.
4150 (insn_referenced): New static variable.
4151 (INSN_REF_COUNT): Remove.
4152 (sched_run_compute_dependencies): Use insn_referenced instead of
4154 (add_branch_dependences): Likewise. Delete dead assignment.
4156 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4158 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4159 consumer is an asm. Add comment why this is important.
4160 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4161 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4163 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4165 * expr.c (emit_group_store): Do not shift before moving via a
4168 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4170 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4171 from aggregate to non-aggregate type if the bit pattern is not fully
4172 preserved afterwards.
4174 2008-09-17 Richard Guenther <rguenther@suse.de>
4176 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4177 (verify_gimple_assign): ... this. Split into ...
4178 (verify_gimple_assign_unary): ... this,
4179 (verify_gimple_assign_binary): ... that,
4180 (verify_gimple_assign_single): ... and this.
4181 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4182 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4183 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4184 (verify_types_in_gimple_reference): Be forgiving with
4186 (verify_gimple_phi): Deal with virtual operands.
4188 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4190 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4192 * tree.c (get_callee_fndecl): Don't call the language hook.
4193 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4194 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4195 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4197 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4199 * tree.c (protected_set_expr_location): Don't unnecessarily
4200 check for error_mark_node.
4202 2008-09-17 Art Haas <ahaas@impactweather.com>
4204 * ipa-reference.c (analyze_function): Declare step only if
4205 ENABLE_CHECKING is defined.
4207 2008-09-17 Jan Hubicka <jh@suse.cz>
4210 * tree.h (DECL_INLINE): remove.
4211 (DECL_DECLARED_INLINE_P): Update docs.
4212 (DECL_NO_INLINE_WARNING_P): new.
4213 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4214 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4216 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4217 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4220 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4223 2008-09-17 Jan Hubicka <jh@suse.cz>
4225 * ipa-reference.c (ipa_obstack): Remove.
4226 (local_info_obstack, global_info_obstack): New.
4227 (add_static_var): We now handle variables only.
4228 (mark_address_taken, mark_load, mark_store): New functions based on ...
4229 (check_operand): ... remove.
4230 (get_asm_stmt_operands): Rename to ...
4231 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4232 (scan_stmt_for_static_refs): Rewrite.
4233 (scan_op_for_static_refs): Rename to ...
4234 (scan_initializer_for_static_refs): do not look for VAR_DECL
4235 initializers; stop recursion on types and decls.
4236 (ipa_init): Use proper obstacks.
4237 (analyze_variable): Use scan_initializer_for_static_refs.
4238 (init_function_info): Use local obstack.
4239 (analyze_function): Simplify.
4240 (add_new_function): We don't need visited_nodes obstack.
4241 (generate_summary): Use proper obstacks; cleanup after propagation.
4243 2008-09-17 Richard Guenther <rguenther@suse.de>
4246 PR tree-optimization/37491
4247 * alias.c (get_alias_set): Use the canonical type.
4248 * tree-vect-transform.c (vectorizable_store): Use the type of
4249 the lhs for the vector type. Adjust checking.
4250 (vectorizable_load): Adjust checking.
4252 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4253 Adam Nemet <anemet@caviumnetworks.com>
4255 PR rtl-optimization/37483
4256 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4257 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4258 Rearrange code to better match the original comment. Check
4259 t_unconditional first. Improve comment.
4261 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4264 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4265 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4268 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4269 GIMPLE_TRY if cleanup sequence is empty.
4271 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4274 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4275 eliminate IV if the cost are the same.
4277 2008-09-16 Richard Guenther <rguenther@suse.de>
4280 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4283 2008-09-16 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/37508
4286 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4288 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4290 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4292 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4294 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4295 use gen_floatdidf2 directly.
4296 (floatunssidf2): Likewise.
4297 (floatsidf_ppc64_mfpgpr): Remove.
4298 (floatsidf_ppc64): Remove.
4299 (floatunssidf_ppc64): Remove.
4301 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4303 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4304 rather than update_cost_queue.
4306 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4307 in every call starting with the second one, instead of only when
4308 alias_bitmap_obstack.elements != NULL.
4310 * tree-predcom.c (filter_suitable_components): Free all refs in
4311 act->refs vector before calling release_component.
4312 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4314 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4316 * tree-loop-linear.c (linear_transform_loops): Initialize
4317 lambda_obstack only after calling perfect_loop_nest_depth.
4318 Goto free_and_continue instead of just continue for later failures.
4321 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4324 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4326 2008-09-14 Andreas Schwab <schwab@suse.de>
4328 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4330 2008-09-14 Jan Hubicka <jh@suse.cz>
4332 * invoke.texi (-fconserve-stack): Document.
4333 * opts.c (decode_options): Handle conserve_stack.
4334 * common.opt (fconvserve_stack): New.
4336 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4338 * config.host: Add x-aix to host_xmake_file.
4339 * config/rs6000/t-aix52: Do not override LDFLAGS.
4340 * config/rs6000/x-aix: New file.
4342 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4348 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4349 is not recognized as a valid register usage. Allow REG_X to be used
4351 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4352 forces a reload when using a base register.
4354 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4356 * config/i386/cygming-crtend.c (register_frame_ctor): If
4357 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4358 directly with atexit.
4359 (deregister_frame_ctor): Rename to ...
4360 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4361 if !DEFAULT_USE_CXA_ATEXIT.
4363 2008-09-13 Jan Hubicka <jh@suse.cz>
4365 * cgraph.c: Include value-prof.h
4366 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4368 2008-09-13 Jan Hubicka <jh@suse.cz>
4371 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4372 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4373 tree_gen_one_value_profiler, tree_gen_average_profiler,
4374 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4376 2008-09-13 Jan Hubicka <jh@suse.cz>
4378 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4379 too many bytes on misalligned blocks.
4381 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4383 * doc/cfg.texi: Fix some typos.
4384 * doc/extend.texi: Likewise.
4385 * doc/install.texi: Likewise.
4386 * doc/invoke.texi: Likewise.
4387 * doc/rtl.texi: Likewise.
4388 * doc/tree-ssa.texi: Likewise.
4390 2008-09-13 Richard Guenther <rguenther@suse.de>
4393 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4394 gimple stores for memory rhs.
4396 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4398 PR rtl-optimization/37489
4399 * cse.c (fold_rtx): Don't return const_true_rtx for float
4400 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4402 2008-09-13 Jan Hubicka <jh@suse.cz>
4404 PR tree-optimization/37392
4405 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4407 2008-09-13 Martin Jambor <mjambor@suse.cz>
4408 Jan Hubicka <jh@suse.cz>
4410 * cgraph.c (free_edges): New variable.
4411 (NEXT_FREE_EDGE): New macro.
4412 (cgraph_free_edge): New function.
4413 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4414 (cgraph_node_remove_callees): Likewise.
4415 (cgraph_node_remove_callers): Likewise.
4416 (cgraph_create_edge): Reuse edges from the free list. Do not
4417 update uid if doing so.
4418 (cgraph_remove_*_hook): Add free call.
4420 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4422 * ira-color.c (conflict_allocno_vec): Delete.
4423 (update_cost_queue_elem): New structure.
4424 (update_cost_queue): New variable.
4425 (update_cost_queue_tail): Likewise.
4426 (update_cost_queue_elems): Likewise.
4427 (allocno_update_cost_check): Delete.
4428 (initiate_cost_update): Allocate update_cost_queue_elems
4429 instead of allocno_update_cost_check.
4430 (finish_cost_update): Update the free()s accordingly.
4431 (start_update_cost): New function.
4432 (queue_update_cost): Likewise.
4433 (get_next_update_cost): Likewise.
4434 (update_copy_costs_1): Inline into...
4435 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4436 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4437 once we've established they are equal. Don't allocate update
4438 costs if there is nothing to add to them.
4439 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4440 DIVISOR arguments. Use a queue instead of recursive calls;
4441 process all the allocnos in the initial queue, rather than
4443 (assign_hard_reg): Use queue_update_cost instead of
4444 conflict_allocno_vec. Queue coalesced allocnos instead
4445 of calling update_conflict_hard_regno_costs for each one.
4446 Just call update_conflict_hard_regno_costs once for the
4448 (ira_color): Remove conflict_allocno_vec handling.
4450 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4452 PR tree-optimization/37484
4453 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4454 (save_var_name): Same.
4455 (initialize_cloog_names): Same.
4456 (initialize_cloog_names): Same.
4458 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4460 * tree-scalar-evolution.c (set_instantiated_value): Set
4463 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4467 * ira-build.c (common_loop_tree_node_dominator): Remove.
4468 (copy_live_ranges_to_removed_store_destinations): New function.
4469 (regno_top_level_allocno_map): Move to top level from ...
4470 (ira_flattening): ... here. Use
4471 copy_live_ranges_to_removed_store_destinations.
4473 * ira-emit.c (generate_edge_moves): Fix a comment.
4475 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4478 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4479 scratch register after 'set' pattern.
4481 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4483 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4484 information passed to mark_reg_pointer.
4485 * explow.c (force_reg): Likewise.
4487 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4489 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4490 when building for the celledp architecture.
4492 2008-09-12 Richard Guenther <rguenther@suse.de>
4494 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4496 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4498 PR rtl-optimization/37424
4499 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4500 the regnos instead of the addresses.
4502 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4504 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4506 2008-09-11 Richard Guenther <rguenther@suse.de>
4508 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4509 entering the weaker equivalence recording.
4511 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4513 2008-09-11 Jeff Law <law@redhat.com>
4515 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4516 by assign_stack_local on the IRA path for stack slot sharing
4517 as well as the non-IRA path.
4519 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4521 * config/i386/i386.h: Fix whitespace issues.
4523 2008-09-11 Martin Jambor <mjambor@suse.cz>
4525 * ipa-prop.h (struct ipa_param_flags): Removed.
4526 (struct ipa_param_descriptor): New structure.
4527 (struct ipa_node_params): ipcp_lattices, param_decls and
4528 param_flags moved to ipa_param_description.
4529 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4530 descriptors. Renamed all users.
4531 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4532 changed to access descriptors. Renamed all users.
4533 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4534 to access descriptors. Renamed all users.
4535 * ipa-cp.c (ipcp_init_cloned_node): Call
4536 ipa_initialize_node_params instead of ipa_count_formal_params and
4537 ipa_create_param_decls_array.
4538 (ipcp_analyze_node): Likewise.
4539 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4540 descriptors. Renamed all users.
4541 (ipcp_initialize_node_lattices): Remove allocation.
4542 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4543 ipa_initialize_node_params instead of ipa_count_formal_params and
4544 ipa_create_param_decls_array.
4545 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4546 ipa_populate_param_decls, made static, added parameter info,
4547 renamed mt to node, removed allocation, changed to use
4549 (ipa_count_formal_params): Made static, added parameter info,
4551 (ipa_initialize_node_params): New function.
4552 (ipa_check_stmt_modifications): Changed to use descriptors.
4553 (ipa_detect_param_modifications): Removed allocation, changed to
4555 (ipa_note_param_call): Changed to use descriptors.
4556 (ipa_analyze_params_uses): Removed allocation.
4557 (ipa_free_node_params_substructures): Changed to use descriptors.
4558 (ipa_edge_duplication_hook): Use the unused attribute.
4559 (ipa_node_duplication_hook): Use the unused attribute, changed to
4560 use descriptors, changed to duplicate descriptors.
4562 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4563 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4564 indirect inlining. Made static.
4565 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4566 functions called only once.
4567 (cgraph_decide_recursive_inlining): Don't call
4568 ipa_propagate_indirect_call_infos, pass new_edges to
4569 cgraph_mark_inline_edge instead.
4570 (cgraph_decide_inlining_of_small_functions): Don't call
4571 ipa_propagate_indirect_call_infos, pass new_edges to
4572 cgraph_mark_inline_edge instead.
4573 (cgraph_decide_inlining): Don't call
4574 ipa_propagate_indirect_call_infos.
4575 * ipa-prop.c: Check that vectors are allocated.
4577 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4578 iff a new cgraph edges have been created.
4579 (cgraph_decide_inlining): New variable redo_always_inline.
4580 Flattening and always_inlining loop until callgraph stabilizes.
4581 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4582 true iff new cgraph edges have been created.
4583 (propagate_info_to_inlined_callees): Likewise.
4584 (ipa_propagate_indirect_call_infos): Likewise.
4586 2008-09-11 Richard Guenther <rguenther@suse.de>
4588 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4589 (set_prologue_iterations): Likewise.
4590 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4592 (vect_update_init_of_dr): Likewise.
4593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4595 * fold-const.c (fold_unary): Do not generate calculations
4598 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4600 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4601 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4602 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4604 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4606 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4607 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4608 before finalizing the changes.
4609 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4611 (simplify_truth_ops_using_ranges): New.
4612 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4613 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4614 whether a simplification was made.
4615 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4616 use a switch statement and also call simplify_truth_ops_using_ranges.
4618 2008-09-11 Jan Hubicka <jh@suse.cz>
4620 * ggc-common.c (loc_array): Make static.
4621 * dce.c (rest_of_handle_ud_dce): Free worklist.
4623 2008-09-11 Jan Hubicka <jh@suse.cz>
4625 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4626 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4627 function so we are sure we do not dangle it forever.
4628 * function.c (outer_function_chain, find_function_data): Remove.
4629 (function_context_stack): New.
4630 (push_function_context, pop_function_context): Update.
4631 * function.h (struct function): Remove pointer outer.
4632 (outer_function_chain, find_function_data): Remove.
4633 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4635 2008-09-11 Jan Hubicka <jh@suse.cz>
4638 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4640 2008-09-11 Jan Hubicka <jh@suse.cz>
4642 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4644 2008-09-11 Jan Hubicka <jh@suse.cz>
4646 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4647 (free_var_map_entry): New function.
4648 (redirect_edge_var_map_destroy): Use it.
4650 2008-09-11 Jan Hubicka <jh@suse.cz>
4653 * tree-inline.c (add_lexical_block): Replace with ...
4654 (prepend_lexical_block): ... prepend at begginig.
4655 (remap_blocks): Use it and reverse later.
4656 (expand_call_inline): Use prepend_lexical_block.
4658 2008-09-11 Jan Hubicka <jh@suse.cz>
4660 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4662 2008-09-11 Jan Hubicka <jh@suse.cz>
4664 * function.c (free_after_compilation): Call insn_locators_free.
4665 * cfglayout.c (insn_locators_free): New function.
4666 * rtl.h (insn_locators_free): Declare.
4668 2008-09-11 Jan Hubicka <jh@suse.cz>
4670 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4672 (cond_move_process_if_block): Update call.
4674 2008-09-11 Jan Hubicka <jh@suse.cz>
4676 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4677 * vec.c: Include hashtab.h
4678 (vec_descriptor, ptr_hash_entry): New structures.
4679 (vec_desc_hash, vec_ptr_map): New static variables.
4680 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4681 register_overhead, free_overhead, vec_heap_free): New functions.
4682 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4683 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4684 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4687 2008-09-11 Ira Rosen <irar@il.ibm.com>
4689 PR tree-optimization/37474
4690 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4691 length of load permutation.
4693 2008-09-11 Andreas Schwab <schwab@suse.de>
4695 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4697 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4700 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4701 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4702 simplify_gen_subreg.
4704 2008-09-11 Ira Rosen <irar@il.ibm.com>
4706 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4709 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4712 * gimplify.c (gimplify_body): Call default_rtl_profile.
4715 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4716 instead of tok->val.node if not expanding to something else. Handle
4717 intervening CPP_PADDING tokens.
4718 (altivec_categorize_keyword): Remove unneeded comparisons.
4720 2008-09-10 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4724 2008-09-10 Richard Guenther <rguenther@suse.de>
4727 * tree-inline.c (insert_init_stmt): Make sure to not
4728 insert invalid gimple stores.
4730 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4732 PR tree-optimization/37388
4733 * toplev.c (process_options): Fail and warn when graphite
4734 flags are used, but the compiler has not been configured
4735 with graphite libraries.
4736 * graphite.c (graphite_transform_loops): Remove printfs
4737 to dump_file for the case when graphite is not available.
4739 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4742 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4743 the even element into register.
4744 (ix86_expand_vector_init_general): Don't use
4745 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4746 if we can't move from GPR to SSE register directly.
4748 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4750 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4751 not lose track of the number of NOPs needed. Number of NOPs needed
4752 for sync vs. loads workaround was switched; corrected. Run second
4753 pass for all workarounds. No NOPs needed after call insns. Change
4754 second pass to use find_next_insn_start and find_load helpers in order
4755 to properly detect parallel insns.
4756 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4758 2008-09-10 Jan Hubicka <jh@suse.cz>
4760 * value-prof.c (gimple_ic): Fix tuplification bug.
4761 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4764 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4766 PR tree-optimization/37353
4767 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4768 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4769 calls instead of cond_dead_built_in_calls.
4770 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4771 initalize the vector only before adding first entry. Use VEC_safe_push
4772 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4773 shrink_wrap_conditional_dead_built_in_calls call.
4775 2008-09-10 Ira Rosen <irar@il.ibm.com>
4777 PR tree-optimization/37385
4778 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4779 argument, and use it as a vector type if not NULL.
4780 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4782 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4783 additional argument.
4784 (vectorizable_load): Likewise.
4786 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4788 * config/i386/i386.md (SWI32): New mode iterator.
4789 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4792 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4794 PR rtl-optimization/37435
4795 * caller-save.c (insert_restore, insert_save): Check the mode by
4798 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4801 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4803 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4806 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4808 * doc/invoke.texi (ARM Options): Correct errors in discussion
4809 of -mfloat-abi, -mhard-float, and -msoft-float.
4811 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4812 Jan Hubicka <jh@suse.cz>
4815 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4816 calling gimple_regimplify_operands on it. Iterate over all newly
4817 added statements, not just the last one.
4818 (insert_init_stmt): Insert stmt into seq first, then call
4819 gimple_regimplify_operands on it. Don't create new gimplification
4820 context, nor find referenced vars.
4822 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4825 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4826 to pointer to vector pointer.
4827 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4828 propagate_info_to_inlined_callees): Likewise.
4829 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4830 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4831 ipa_check_create_edge_args.
4832 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4833 argument to pointer to vector pointer.
4834 (cgraph_decide_inlining_of_small_function): Adjust
4835 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4839 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4840 optimizing for size, not speed.
4842 PR rtl-optimization/37408
4843 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4844 if parm is promoted.
4846 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4848 PR tree-optimization/37375
4849 * tree-scalar-evolution.c (scev_info_str): Add field
4851 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4852 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4853 set_instantiated_value): Pass instantiated_below.
4854 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4856 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4857 the definitions are not instantiated.
4859 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4860 (block_before_loop): New.
4861 * tree-data-ref.c (dr_analyze_indices): Update uses of
4863 * graphite.c (block_before_scop): New.
4864 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4865 basic block, not a loop for determining the parameters.
4866 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4868 (idx_record_params, find_params_in_bb, find_scop_parameters,
4869 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4870 to instantiate_scev.
4872 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4874 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4878 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4880 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4881 Check zero freq and increase if necessary.
4883 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4885 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4886 regno is in the right range. Add comments.
4888 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4890 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4892 * mips-tfile.c (copy_object): Cast alloca result to int *.
4893 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4895 Rename class to sclass.
4896 (read_tfile): Cast read_seek return values to proper types.
4897 Cast xcalloc return value to proper type.
4899 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4901 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4902 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4903 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4905 2008-09-09 Jan Hubicka <jh@suse.cz>
4907 * profile.c (is_edge_inconsistent): Add debug output; ignore
4908 negative count on fake edges.
4909 (is_inconsistent): Add debug output.
4911 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4913 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4915 (choose_ready): When first insn is chosen from the ready list, also
4918 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4920 PR rtl-optimization/37360
4921 * haifa-sched.c (max_issue): Do not assert that we never issue more
4922 insns than issue_rate. Add comment.
4924 2008-09-09 Richard Guenther <rguenther@suse.de>
4926 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4927 (verify_types_in_gimple_call): Rename to ...
4928 (verify_gimple_call): ... this. Enhance.
4929 (verify_types_in_gimple_cond): Remove.
4930 (verify_gimple_comparison): New function ...
4931 (verify_types_in_gimple_assign): ... split out from here.
4932 (verify_types_in_gimple_return): Rename to ...
4933 (verify_gimple_return): ... this. Enhance.
4934 (verify_types_in_gimple_switch): Rename to ...
4935 (verify_gimple_switch): ... this. Enhance.
4936 (verify_gimple_goto): New function.
4937 (verify_types_in_gimple_phi): Rename to ...
4938 (verify_gimple_phi): ... this. Enhance.
4939 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4940 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4941 (verify_types_in_gimple_seq_2): Remove cases handled in
4942 verify_types_in_gimple_stmt.
4944 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4946 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4947 (push_multiple_operation, pop_multiple_operation): Set it.
4948 (workaround_rts_anomaly): New function.
4949 (workaround_speculation): New function, broken out of bfin_reorg.
4950 (bfin_reorg): Call the new functions.
4952 2008-09-09 Richard Guenther <rguenther@suse.de>
4956 * gimplify.c (gimplify_conversion): Change conversions of
4957 non-register type to VIEW_CONVERT_EXPRs.
4958 (gimplify_addr_expr): If we need to make the operand
4959 addressable make sure to use a properly initialized
4960 temporary for that so it gets a valid gimple store.
4962 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4964 * function.h (struct function): Add function_start_locus.
4965 * cfgexpand.c (gimple_expand_cfg): Use it.
4966 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4968 2008-09-09 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/37433
4971 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4974 2008-09-09 Richard Guenther <rguenther@suse.de>
4976 PR tree-optimization/37387
4977 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4978 and bits to a common type.
4980 2008-09-09 Nick Clifton <nickc@redhat.com>
4982 * config/v850/v850.md (return): Restore frame size restriction.
4984 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4986 * c-common.c (c_expand_decl): Remove.
4987 * c-common.h (anon_aggr_type_p): Remove prototype.
4988 (DECL_ANON_UNION_ELEMS): Remove.
4989 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4990 * c-decl.c (anon_aggr_type_p): Remove.
4991 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4992 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4993 * langhooks.h (struct lang_hooks): Remove expand_decl.
4994 * langhooks.c (lhd_expand_decl): Remove.
4995 * stmt.c (expand_anon_union_decl): Remove.
4996 * tree.h (expand_anon_union_decl): Remove prototype.
4998 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5001 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5003 * config/avr/avr.md (QISI) : Define mode iterator.
5004 (negated_tst<mode>) : Redefine as split using mode macro.
5005 (reversed_tstqi): Define insn as reversed compare with zero.
5006 (reversed_tsthi): Ditto.
5007 (reversed_tstsi): Ditto.
5009 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5012 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5013 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5016 * predict.c (optimize_function_for_size_p): Don't segfault if
5018 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5019 tree_swap_operands_p): Don't test cfun != NULL before calling
5020 optimize_function_for_s*_p.
5022 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5024 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5027 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5029 * crx/crx.h (IRA_COVER_CLASSES): Define.
5031 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5034 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5035 even when a stmt has been gimple_modified_p, but after fold_stmt is
5036 not any longer. Remove unneeded may_have_exposed_new_symbols
5039 2008-09-08 Richard Guenther <rguenther@suse.de>
5041 PR tree-optimization/37421
5042 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5045 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5048 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5050 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5053 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5054 * pa-hpux10.h (LINK_SPEC): Likewise.
5055 * pa-hpux11.h (LINK_SPEC): Likewise.
5057 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5059 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5060 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5062 2008-09-07 Helge Deller <deller@gmx.de>
5064 * pa/linux-atomic.c: New file.
5065 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5066 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5068 2008-09-07 Richard Guenther <rguenther@suse.de>
5069 Ira Rosen <irar@il.ibm.com>
5071 PR tree-optimization/36630
5072 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5073 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5075 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5076 Ira Rosen <irar@il.ibm.com>
5078 PR tree-optimization/35642
5079 * config/rs6000/altivec.md (mulv8hi3): Implement.
5081 2008-09-06 Jeff Law <law@redhat.com>
5083 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5085 2008-09-06 Jan Hubicka <jh@suse.cz>
5087 PR tree-optimization/14703
5088 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5090 * passes.c (init_optimization_passes): Recompute inline parameters.
5092 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5094 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5097 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5098 Peter Fuerst <post@pfrst.de>
5100 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5101 * doc/extend.texi: Document __builtin_mips_cache.
5102 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5103 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5104 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5105 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5106 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5107 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5108 (set_push_mips_isas): New variable.
5109 (mips_r10k_cache_barrier): New variable.
5110 (cache): New availability predicate.
5111 (mips_builtins): Add an entry for __builtin_mips_cache.
5112 (mips_build_cvpointer_type): New function.
5113 (MIPS_ATYPE_CVPOINTER): New macro.
5114 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5116 (r10k_simplified_address_p, r10k_simplify_address)
5117 (r10k_uncached_address_p, r10k_safe_address_p)
5118 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5119 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5120 (r10k_insert_cache_barriers): New functions.
5121 (mips_reorg_process_insns): Delete cache barriers after a
5122 branch-likely instruction.
5123 (mips_reorg): Call r10k_insert_cache_barriers.
5124 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5125 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5126 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5127 (mips_cache, r10k_cache_barrier): New define_insns.
5129 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5131 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5132 * ira-color.c (setup_allocno_left_conflicts_num): Use
5133 hard_reg_set_equal_p instead of a comparison with
5134 ira_zero_hard_reg_set.
5135 * ira.c (setup_reg_subclasses): Likewise.
5136 (setup_cover_and_important_classes): Likewise.
5137 (setup_class_translate): Likewise.
5138 (setup_reg_class_intersect_union): Likewise.
5139 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5140 (ira_init_once): Don't initialize them.
5142 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5144 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5146 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5148 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5150 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5152 Improved branch hints, safe hints, and scheduling.
5154 * haifa-sched.c (sched_emit_insn) : Define.
5155 * sched-int.h (sched_emit_insn) : Add prototype.
5156 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5157 -mhint-max-distance -msafe-hints) : Document.
5158 * config/spu/spu.c (spu_flag_var_tracking): New.
5159 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5160 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5161 TARGET_ASM_FILE_START): Define.
5162 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5163 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5164 (spu_emit_branch_hint): Add blocks argument.
5165 (insert_branch_hints, insert_nops): Remove.
5166 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5167 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5168 spu_sched_reorder, asm_file_start): New functions.
5169 (clock_var, spu_sched_length, pipe0_clock,
5170 pipe1_clock, prev_clock_var, prev_priority,
5171 spu_ls_first, prev_ls_clock): New static variables.
5172 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5173 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5174 (nopn_nv): Add a non-volatile version of nop.
5175 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5176 -mhint-max-distance, -msafe-hints): New options.
5178 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5179 Samuel Tardieu <sam@rfc1149.net>
5181 * opts.c (decode_options): Combine nested if statements.
5184 * opts.c (decode_options): Handle more relationships among
5185 unit-at-a-time, toplevel-reorder, and section-anchors.
5187 2008-09-05 David Daney <ddaney@avtrex.com>
5189 * doc/install.texi (--enable-reduced-reflection): Document new option.
5191 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5193 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5195 (constantpool_operand): New.
5196 (move_operand): Disallow sub-word modes for the constant pool.
5197 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5198 (xtensa_secondary_reload_class): Replace with....
5199 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5200 Set icode for sub-word reloads from the constant pool.
5201 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5202 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5203 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5204 * config/xtensa/xtensa-protos.h: Update prototypes.
5206 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5208 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5209 (REG_CLASS_NAMES): Update.
5210 (REG_CLASS_CONTENTS): Update.
5211 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5212 of ALL_REGS for regs 77 and 78.
5213 * function.c (instantiate_virtual_regs_in_insn): Assert that
5214 return value of simplify_gen_subreg is not NULL.
5216 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5218 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5219 (gen_rtvec_v): Fix coding standards.
5221 2008-09-04 Jan Hubicka <jh@suse.cz>
5223 * i386.c (decide_alg): Be more conservative about optimizing for size.
5225 2008-09-04 Ian Lance Taylor <iant@google.com>
5227 * varasm.c (narrowing_initializer_constant_valid_p): New
5229 (initializer_constant_valid_p): Call it.
5231 2008-09-04 Jeff Law <law@redhat.com>
5233 * fold-const.c (native_encode_real): Fix computation of WORDS.
5234 (native_interpret_real): Likewise.
5236 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5238 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5240 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5242 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5243 that the cost is already taken into account in ira-costs.c
5245 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5247 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5248 ira_debug_copies): New.
5249 (ira_bulid): Call print_copies.
5251 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5253 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5256 * config/rs6000/rs6000.c (optimization_options): Remove check of
5257 flag_toplevel_order.
5259 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5261 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5262 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5263 second operand is a reg_imm10_operand.
5264 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5265 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5266 (*seq_<GPR:mode><GPR2:mode>): Rename to
5267 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5269 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5270 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5272 (*sne_<GPR:mode><GPR2:mode>): Rename to
5273 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5276 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5278 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5279 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5280 combining an arithmetic right shift by more than 31 and a
5281 trunction. Don't match for out-of-range shift amounts. Set
5282 attribute mode to <MODE>.
5283 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5284 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5285 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5286 shifts by less than 32.
5287 (extv): Change predicate on first operand to accept registers.
5288 Change predicate of the other operands from immediate_operand to
5289 const_int_operand. Expand exts when source is a register.
5290 (extzv): Change predicate of the constant operands from
5291 immediate_operand to const_int_operand.
5292 (extzv<mode>): Change predicate of the constant operands from
5293 immediate_operand to const_int_operand and no constraint. Also
5295 (*extzv_trunc<mode>_exts): New pattern.
5297 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5299 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5300 * config/mips/mips-protos.h (mask_low_and_shift_p,
5301 mask_low_and_shift_len): Declare.
5302 * config/mips/mips.c (mask_low_and_shift_p,
5303 mask_low_and_shift_len): New functions.
5304 (mips_print_operand): Handle new operand prefix "m".
5305 * config/mips/mips.md (*cins<mode>): New pattern.
5307 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5309 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5310 optimizing for size.
5312 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5314 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5315 regardless of epilogue_completed.
5317 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5320 * ira-lives.c (process_bb_node_lives): Check setjmp.
5322 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5325 * ira-build.c (form_loop_tree): Reverse BB walk.
5326 (create_bb_allocnos): Likewise.
5327 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5328 (mark_reg_store): Rename to...
5329 (mark_ref_live): ...this and take a df_ref argument instead of
5330 note_stores arguments. Assert that we have a register.
5331 (mark_reg_clobber): Delete.
5332 (def_conflicts_with_inputs_p): New function.
5333 (mark_reg_conflicts): Delete.
5334 (mark_reg_death): Rename to...
5335 (mark_ref_dead): ...this and take a df_ref argument instead of
5336 a register. Assert that we have a register.
5337 (process_bb_node_lives): Hoist frequency calculation out of
5338 instruction walk. Convert from a forwards scan to a backwards scan.
5339 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5340 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5341 (create_allocno_live_ranges): Don't create regs_set.
5343 2008-09-04 Ian Lance Taylor <iant@google.com>
5345 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5346 or REG_LABEL_TARGET.
5347 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5348 comparing MODE with MEM.
5349 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5350 comparing with GF_PREDICT_TAKEN.
5351 (gimple_get_lhs): Change code to enum gimple_code.
5352 (gimple_set_lhs): Likewise.
5353 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5354 * omp-low.c (find_omp_clause): Change kind parameter to enum
5356 * tree-flow.h (find_omp_clause): Update declaration.
5357 * regrename.c (clear_dead_regs): Change kind parameter to enum
5359 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5361 * see.c (see_get_extension_data): Change return type to enum
5362 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5363 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5364 (see_gen_normalized_extension): Change extension_code parameter to
5366 (see_seek_pre_extension_expr): Change extension_code to enum
5368 (see_merge_one_def_extension): Likewise.
5369 (see_handle_relevant_defs): Likewise.
5370 (see_handle_relevant_uses): Likewise.
5371 (see_analyze_one_def): Likewise.
5372 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5373 GIMPLE_ASM rather than ASM_EXPR.
5374 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5375 GIMPLE_RETURN rather than RETURN_EXPR.
5376 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5377 (evaluate_stmt): Likewise.
5378 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5379 to enum vect_relevant.
5380 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5381 compare gimple codes with tree codes.
5383 2008-09-04 Paul Brook <paul@codesourcery.com>
5385 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5387 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5389 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5390 pointer check lost in the recent no-unit-at-a-time patch.
5392 2008-09-04 Jan Hubicka <jh@suse.cz>
5395 * tree-switch-conversion.c (check_final_bb): Accept only IP
5398 2008-09-04 Jan Hubicka <jh@suse.cz>
5400 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5402 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5403 using_ranges argument.
5404 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5405 (vrp_visit_cond_stmt): Update call of
5406 vrp_evaluate_conditional_warnv_with_ops
5408 2008-09-04 Jan Hubicka <jh@suse.cz>
5410 PR tree-optimization/37345
5411 PR tree-optimization/37358
5412 PR tree-optimization/37357
5413 * tree.c (build_function_type_skip_args): Build distinct type copy;
5415 (build_function_decl_skip_args): Set type of new decl not orig decl;
5416 clear DECL_VINDEX for methods turned into functions.
5418 2008-09-04 Nick Clifton <nickc@redhat.com>
5420 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5421 * configure: Regenerate.
5422 * config.in: Regenerate.
5423 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5424 alignment field, if it is supported.
5426 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5428 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5431 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5433 * config/rs6000/rs6000.c (processor_target_table): Do not
5434 enable VMX for POWER6.
5436 2008-09-03 Anton Blanchard <anton@samba.org>
5438 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5439 emit memory barrier before operation.
5441 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5444 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5445 default_elf_asm_output_external.
5447 2008-09-03 Jeff Law <law@redhat.com>
5449 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5451 2008-09-03 Richard Henderson <rth@redhat.com>
5453 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5454 memory barrier to below the test-and-set.
5455 (alpha_split_lock_test_and_set_12): Likewise.
5457 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5461 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5464 * ira-color.c (print_loop_title): Use all_allocnos.
5465 (color_pass): Ditto. Don't add border_allocnos. Check that
5466 subloop allocno in the correspdoning bitmap all_allocnos.
5468 * ira-emit.c (change_loop): Use all_allocnos.
5470 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5471 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5472 (create_cap_allocno): Remove setting mentioned_allocnos.
5473 (create_insn_allocnos): Ditto.
5474 (remove_unnecessary_allocnos): Use all_allocnos.
5475 (check_allocno_creation): Check that allocnos are in the
5476 corresponding bitmap all_allocnos.
5478 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5482 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5483 (process_regs_for_copy): Process subregs. Refine check when cost
5484 is taken into account in ira-costs.c.
5485 (process_reg_shuffles): Use REG_SUBREG_P.
5486 (add_insn_allocno_copies): Ditto. Ignore modes.
5488 * ira-color.c (conflict_allocno_vec): New.
5489 (COST_HOP_DIVISOR): New macro.
5490 (update_copy_costs_1): Use it.
5491 (update_conflict_hard_regno_costs): New function.
5492 (assign_hard_reg): Use it.
5493 (ira_color): Allocate and free conflict_allocno_vec.
5495 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5499 * ira-int.h (ira_sort_insn_chain): Remove.
5501 * ira.c (basic_block_order_nums, chain_insn_order,
5502 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5503 (ira): Don't call ira_sort_insn_chain.
5505 * reload1.c (reload): Don't call ira_sort_insn_chain.
5507 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5510 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5511 which become non throw.
5512 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5513 update_call_expr after updating the flags on the decl.
5515 2008-09-03 Jan Hubicka <jh@suse.cz>
5517 PR tree-optimization/37315
5518 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5519 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5520 (cgraph_analyze_functions): Use node->analyzed
5521 (cgraph_mark_functions_to_output): Likewise.
5522 (cgraph_expand_function): All functions can be released after
5524 (cgraph_optimize): Use gimple_has_body_p.
5525 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5526 (cgraph_decide_inlining_incrementally): Likewise.
5527 (inline_transform): Inline transform.
5528 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5530 (inlinable_function_p): Drop gimple_body check.
5531 (expand_call_inline): Use gimple_has_body_p.
5532 * gimple.c (gimple_has_body_p): New.
5533 * gimple.h (gimple_has_body_p): Add prototype.
5534 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5535 (dump_function_to_file): Use gimple_has_body_p check.
5537 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5540 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5542 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5544 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5546 From Michael Frysinger <michael.frysinger@analog.com>
5547 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5548 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5551 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5554 * doc/extend.texi: Document picoChip builtin functions.
5555 * doc/invoke.texi: Document picoChip options.
5556 * doc/contrib.texi: Add picoChip contribution.
5557 * doc/md.texi: Document picoChip constraints.
5558 * config.gcc: Add picochip-*-*.
5559 * config/picochip/: Add new port.
5561 2008-09-03 Richard Guenther <rguenther@suse.de>
5563 PR tree-optimization/37328
5564 * tree-sra.c (sra_build_assignment): Gimplify properly.
5565 (generate_copy_inout): Take the correct stmt as definition,
5566 remove bogus assert.
5568 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5570 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5573 From Michael Frysinger <michael.frysinger@analog.com>
5574 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5576 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5578 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5579 (__gthread_setspecific): Revert 2008-08-31 change to
5580 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5582 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5584 * diagnostic.c (error_at): New.
5585 * toplev.h (error_at): New prototype.
5586 * c-typeck.c (build_array_ref): Call error_at instead of error.
5587 Pass location to pedwarn.
5589 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5591 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5593 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5595 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5596 VAR_DECL and CONST_DECL.
5598 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5599 Jakub Jelinek <jakub@redhat.com>
5601 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5602 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5603 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5604 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5605 Don't set ix86_save_varrargs_registers.
5606 (ix86_setup_incoming_varargs): Assume cum != NULL.
5607 (ix86_va_start): Check ix86_varargs_gpr_size and
5608 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5609 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5610 from frame pointer if ix86_varargs_gpr_size == 0.
5611 (ix86_compute_frame_layout): Updated.
5612 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5613 (ix86_varargs_gpr_size): Define.
5614 (ix86_varargs_fpr_size): Likewise.
5615 (machine_function): Remove save_varrargs_registers.
5616 Add varargs_gpr_size and varargs_fpr_size.
5618 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5620 * config/alpha/alpha.c (va_list_skip_additions,
5621 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5622 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5625 PR tree-optimization/36766
5626 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5627 for already removed basic blocks.
5630 * real.c (real_maxval): Clear a lower bit to make real_maxval
5631 match get_max_float for IBM long double format.
5633 2008-09-02 Andreas Schwab <schwab@suse.de>
5635 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5636 * configure: Regenerate.
5638 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5640 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5641 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5642 checking for a non-VOID CONSTANT_P.
5644 2008-09-02 Jan Hubicka <jh@suse.cz>
5646 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5647 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5650 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5652 * expr.c (emit_group_store): Don't assert stack temp mode size.
5654 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5655 Tobias Grosser <grosser@fim.uni-passau.de>
5656 Jan Sjodin <jan.sjodin@amd.com>
5657 Harsha Jagasia <harsha.jagasia@amd.com>
5658 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5659 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5660 Adrien Eliche <aeliche@isty.uvsq.fr>
5662 Merge from graphite branch.
5665 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5666 * doc/invoke.texi (-floop-block, -floop-interchange,
5667 -floop-strip-mine): Document new flags.
5668 * tree-into-ssa.c (gimple_vec): Moved...
5669 * tree-loop-distribution.c (rdg_component): Moved...
5670 * cfgloopmanip.c: Include tree-flow.h.
5671 (update_dominators_in_loop): New.
5672 (create_empty_if_region_on_edge): New.
5673 (create_empty_loop_on_edge): New.
5674 (loopify): Use update_dominators_in_loop.
5675 * tree-pass.h (pass_graphite_transforms): Declared.
5676 * configure: Regenerate.
5677 * tree-phinodes.c (make_phi_node): Export.
5678 (add_phi_node_to_bb): New, split from create_phi_node.
5679 * tree-chrec.c (for_each_scev_op): New.
5680 * tree-chrec.h (for_each_scev_op): Declared.
5681 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5682 (remove_statement): Call get_phi_with_result.
5683 * config.in (HAVE_cloog): Undef.
5684 * gdbinit.in (pgg): New.
5685 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5686 * tree-ssa-loop.c (graphite_transforms): New.
5687 (gate_graphite_transforms): New.
5688 (pass_graphite_transforms): New.
5689 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5690 HAVE_cloog): Defined.
5691 * tree-vectorizer.c (rename_variables_in_bb): Export.
5692 * tree-data-ref.c (dr_may_alias_p): Export.
5693 (stmt_simple_memref_p): New.
5694 (find_data_references_in_stmt): Export.
5695 (find_data_references_in_loop): Export.
5696 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5697 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5698 (create_rdg_vertices): Export.
5699 (build_empty_rdg): New.
5700 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5701 * tree-data-ref.h (rdg_component): ... here.
5703 (struct data_reference): Add a field scop.
5705 (find_data_references_in_loop): Declared.
5706 (find_data_references_in_stmt): Declared.
5707 (create_rdg_vertices): Declared.
5708 (dr_may_alias_p): Declared.
5709 (stmt_simple_memref_p): Declared.
5710 (struct rdg_edge): Add a field ddr_p relation.
5711 (build_empty_rdg): Declared.
5712 * lambda.h (lambda_matrix): Declare a VEC of.
5713 (find_induction_var_from_exit_cond): Declared.
5714 (lambda_vector_compare): New.
5715 * common.opt (fgraphite, floop-strip-mine,
5716 floop-interchange, floop-block): New flags.
5717 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5718 * cfgloop.c (is_loop_exit): New.
5719 * cfgloop.h (is_loop_exit): Declared.
5720 (create_empty_if_region_on_edge): Declared.
5721 (create_empty_loop_on_edge): Declared.
5722 * tree-flow.h (add_phi_node_to_bb): Declared.
5723 (make_phi_node): Declared.
5724 (rename_variables_in_bb): Declared.
5725 (perfect_loop_nest_depth): Declared.
5726 (graphite_transform_loops): Declared.
5727 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5728 (graphite.o-warn): Add -Wno-error.
5729 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5730 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5731 (INCLUDES): Add PPLINC, CLOOGINC.
5732 (OBJS-common): Add graphite.o.
5733 (graphite.o): Add rule.
5734 * gimple.h (gimple_vec): ... here.
5735 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5736 * passes.c (init_optimization_passes): Schedule
5737 pass_graphite_transforms.
5739 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5742 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5743 and -fno-toplevel-reorder after handle_options.
5745 2008-09-02 Paul Brook <paul@codesourcery.com>
5747 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5748 (arm_override_options): Set arm_tune_cortex_a9.
5749 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5750 (arm_issue_rate): Handle cortexa9.
5751 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5752 * config/arm/arm-cores.def: Add cortex-a9.
5753 * config/arm/arm-tune.md: Regenerate.
5754 * config/arm/arm.md: Include cortex-a9.md.
5755 (generic_sched, generic_vfp): Add cortexa9.
5756 * config/arm/cortex-a9.md: New file.
5758 2008-09-02 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/37327
5761 * tree-vrp.c (register_new_assert_for): Make sure to not have
5762 TREE_OVERFLOW set on the bound.
5764 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5766 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5768 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5769 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5772 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5774 * gcc/config/spu/spu.md (divdf3): Removed.
5776 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5778 PR tree-optimization/37095
5779 * cgraph.c (cgraph_node): When creating new cgraph node after
5780 assembler_name_hash has been populated, record it in the hash
5783 2008-09-01 Paul Brook <paul@codesourcery.com>
5785 * doc/invoke.texi: Document -mword-relocations.
5786 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5787 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5788 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5789 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5790 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5791 (arm_emit_movpair): New function.
5792 (arm_print_operand <c>): Handle sybolic addresses.
5793 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5794 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5795 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5796 * config/arm/arm.opt: Add -mword-relocations.
5797 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5798 (arm_movt, arm_movw): New.
5800 2008-09-01 Paul Brook <paul@codesourcery.com>
5802 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5803 Allow Interworking on ARMv4 EABI based targets.
5804 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5805 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5807 2008-09-01 Paul Brook <paul@codesourcery.com>
5809 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5810 optimized LT0 test. Remove optimization for GT.
5812 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5814 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5815 openmp applications.
5816 * pa-hpux11.h (LIB_SPEC): Likewise.
5818 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5821 2008-09-01 Jan Hubicka <jh@suse.cz>
5823 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5824 present, use only counts; when guessed use only frequencies.
5825 (estimate_bb_frequencies): Use function_frequency.
5826 * profile.c (compute_branch_probabilities): Exit early when
5827 profile reading failed. Set profile_status.
5828 (branch_prob): Do not set profile_status.
5830 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5832 * tree.c (protected_set_expr_location): New.
5833 * tree.h (protected_set_expr_location): New prototype.
5834 * c-tree.h (build_array_ref): Add argument.
5835 (parser_build_unary_op): Same.
5836 * c-typeck.c (build_indirect_ref): Handle new location argument.
5837 (build_array_ref): Same.
5838 (parser_build_unary_op): Same.
5839 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5841 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5843 * c-common.c (finish_label_address_expr): Handle new location argument.
5844 * c-common.h (build_indirect_ref): Add argument.
5845 (finish_label_address_expr): Same.
5846 * c-parser.c (c_parser_unary_expression): Pass location to build
5848 (c_parser_postfix_expression): Same.
5850 2008-09-01 Paul Brook <paul@codesourcery.com>
5852 * config/arm/arm.md: Include cortex-r4f.md.
5853 (attr fpu): Update type list.
5854 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5855 fconstd, fcmps and fcmpd.
5856 (attr tune_cortexr4): Define.
5857 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5858 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5859 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5860 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5861 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5862 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5863 cortex_a8_vfp_farith: Ditto.
5864 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5865 * config/arm/cortex-r4.md: Use tune_cortexr4.
5866 * config/arm/cortex-r4f.md: New file.
5868 2008-09-01 Richard Guenther <rguenther@suse.de>
5870 PR tree-optimization/37305
5871 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5872 the result of constant conversions.
5873 (fold_gimple_assign): Likewise.
5875 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5877 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5878 #ifdef ENABLE_CHECKING.
5880 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5882 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5883 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5884 when !INSN_SCHEDULING.
5886 2008-09-01 Andreas Schwab <schwab@suse.de>
5888 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5890 2008-09-01 Paul Brook <paul@codesourcery.com>
5892 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5894 2008-09-01 Jan Hubicka <jh@suse.cz>
5896 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5898 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5900 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5901 * gimplify.c (gimplify_init_constructor): Add speed operand.
5902 * tree-sra.c (decide_block_copy): Likewise.
5903 * tree-inline.c (estimate_move_cost): Likewise.
5904 * config/alpha/alpha.h (MOVE_RATIO): Update.
5905 * config/frv/frv.c (MOVE_RATIO): Update.
5906 * config/spu/spu.h (MOVE_RATIO): Update.
5907 * config/sparc/sparc.h (MOVE_RATIO): Update.
5908 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5909 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5910 * config/cris/cris.h (MOVE_RATIO): Update.
5911 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5912 * config/arm/arm.h (MOVE_RATIO): Update.
5913 * config/pa/pa.md: Update uses of MOVE_RATIO
5914 * config/pa/pa.h (MOVE_RATIO): Update.
5915 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5916 CLEAR_RATIO, SET_RATIO): Update.
5917 * config/h8300/h8300.h (MOVE_RATIO): Update.
5918 * config/v850/v850.h (MOVE_RATIO): Update.
5919 * config/bfin/bfin.h (MOVE_RATIO): Update.
5921 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5922 Dmitry Melnik <dm@ispras.ru>
5923 Dmitry Zhurikhin <zhur@ispras.ru>
5924 Alexander Monakov <amonakov@ispras.ru>
5925 Maxim Kuvyrkov <maxim@codesourcery.com>
5927 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5928 sel-sched-dump.c, sel-sched-ir.c: New files.
5929 * Makefile.in (OBJS-common): Add selective scheduling object files.
5930 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5931 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5932 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5933 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5934 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5935 (make_forwarder_block): Update loop latch if we have redirected
5936 the loop latch edge.
5937 * cfgloop.c (get_loop_body_in_custom_order): New function.
5938 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5939 (CP_FALLTHRU_PREHEADERS): Likewise.
5940 (get_loop_body_in_custom_order): Declare.
5941 * cfgloopmanip.c (has_preds_from_loop): New.
5942 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5943 Assert that the preheader edge will be fall thru when it is set.
5944 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5945 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5946 fsel-sched-substitution, fselective-scheduling): New flags.
5947 * cse.c (hash_rtx_cb): New.
5949 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5950 sel_sched_insn_cnt): New counters.
5951 * final.c (compute_alignments): Export. Free dominance
5952 info after loop_optimizer_finalize.
5953 * genattr.c (main): Output maximal_insn_latency prototype.
5954 * genautomata.c (output_default_latencies): New.
5955 Factor its code from ...
5956 (output_internal_insn_latency_func): ... here.
5957 (output_internal_maximal_insn_latency_func): New.
5958 (output_maximal_insn_latency_func): New.
5959 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5960 (struct hard_reg_set_iterator): New.
5961 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5962 hard_reg_set_iter_next): New functions.
5963 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5964 * lists.c (remove_free_INSN_LIST_node,
5965 remove_free_EXPR_LIST_node): New functions.
5966 * loop-init.c (loop_optimizer_init): When
5967 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5968 calling create_preheaders.
5969 (loop_optimizer_finalize): Do not verify flow info after reload.
5970 * recog.c (validate_replace_rtx_1): New parameter simplify.
5971 Default it to true. Update all uses. Factor out simplifying
5973 (simplify_while_replacing): ... this new function.
5974 (validate_replace_rtx_part,
5975 validate_replace_rtx_part_nosimplify): New.
5976 * recog.h (validate_replace_rtx_part,
5977 validate_replace_rtx_part_nosimplify): Declare.
5978 * rtl.c (rtx_equal_p_cb): New.
5979 (rtx_equal_p): Use it.
5980 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5981 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5982 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5983 * vecprim.h: Add a vector type for unsigned int.
5984 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5985 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5986 ready_try, cycle_issued_insns, spec_info): Make global.
5987 (readyp): Initialize.
5988 (dfa_lookahead): New global variable.
5989 (old_max_uid, old_last_basic_block): Remove.
5990 (h_i_d): Make it a vector.
5991 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5993 (after_recovery, adding_bb_to_current_region_p):
5994 New variables to handle correct insertion of the recovery code.
5995 (struct ready_list): Move declaration to sched-int.h.
5996 (rgn_n_insns): Removed.
5997 (rtx_vec_t): Move to sched-int.h.
5998 (find_insn_reg_weight): Remove.
5999 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6000 (haifa_init_h_i_d, haifa_finish_h_i_d):
6001 New functions to initialize / finalize haifa instruction data.
6002 (extend_h_i_d, init_h_i_d): Rewrite.
6003 (unlink_other_notes): Move logic to add_to_note_list. Handle
6004 selective scheduler.
6005 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6006 find_fallthru_edge): Make global, remove static prototypes.
6007 (max_issue): Make global. Add privileged_n and state parameters. Use
6009 (extend_global, extend_all): Removed.
6010 (init_before_recovery): Add new param. Fix the handling of the case
6011 when we insert a recovery code before the EXIT which has a predecessor
6012 with a fallthrough edge to it.
6013 (create_recovery_block): Make global. Rename to
6014 sched_create_recovery_block. Update.
6015 (change_pattern): Rename to sched_change_pattern. Make global.
6016 (speculate_insn): Rename to sched_speculate_insn. Make global.
6017 Split haifa-specific functionality into ...
6018 (haifa_change_pattern): New static function.
6019 (sched_extend_bb): New static function.
6020 (sched_init_bbs): New function.
6021 (current_sched_info): Change type to struct haifa_sched_info.
6022 (insn_cost): Adjust for selective scheduling.
6023 (dep_cost_1): New function. Move logic from ...
6024 (dep_cost): ... here.
6025 (dep_cost): Use dep_cost_1.
6026 (contributes_to_priority_p): Use sched_deps_info instead of
6028 (priority): Adjust to work with selective scheduling. Process the
6029 corner case when all dependencies don't contribute to priority.
6030 (rank_for_schedule): Use ds_weak instead of dep_weak.
6031 (advance_state): New function. Move logic from ...
6032 (advance_one_cycle): ... here.
6033 (add_to_note_list, concat_note_lists): New functions.
6034 (rm_other_notes): Make static. Adjust for selective scheduling.
6035 (remove_notes, restore_other_notes): New functions.
6036 (move_insn): Add two arguments. Update assert. Don't call
6038 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6039 Remove more_issue, max_points. Move the code to initialize
6040 max_lookahead_tries to max_issue.
6041 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6042 ready. Adjust use of move_insn. Call restore_other_notes.
6044 (sched_init, sched_finish): Move Haifa-specific initialization/
6046 (haifa_sched_init, haifa_sched_finish): ... respectively.
6048 (setup_sched_dump): New function.
6049 (haifa_init_only_bb): New static function.
6050 (haifa_speculate_insn): New static function.
6051 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6052 (extend_ready, extend_all): Remove.
6053 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6054 (create_check_block_twin, add_to_speculative_block): Use
6055 haifa_insns_init instead of extend_global. Update to use new
6056 initialization functions. Change parameter. Factor out code from
6057 create_check_block_twin to ...
6058 (sched_create_recovery_edges) ... this new function.
6059 (add_block): Remove.
6060 (sched_scan_info): New.
6061 (extend_bb): Use sched_scan_info.
6062 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6063 static functions for walking through scheduling region.
6064 (sched_luids): New vector variable to replace uid_to_luid.
6065 (luids_extend_insn): New function.
6066 (sched_max_luid): New variable.
6067 (luids_init_insn): New function.
6068 (sched_init_luids, sched_finish_luids): New functions.
6069 (insn_luid): New debug function.
6070 (sched_extend_target): New function.
6071 (haifa_init_insn): New static function.
6072 (sched_init_only_bb): New hook.
6073 (sched_split_block): New hook.
6074 (sched_split_block_1): New function.
6075 (sched_create_empty_bb): New hook.
6076 (sched_create_empty_bb_1): New function.
6077 (common_sched_info, ready): New global variables.
6078 (current_sched_info_var): Remove.
6079 (move_block_after_check): Use common_sched_info.
6080 (haifa_luid_for_non_insn): New static function.
6081 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6082 (increase_insn_priority): New.
6083 * modulo-sched.c: (issue_rate): Remove static declaration.
6084 (sms_sched_info): Change type to haifa_sched_info.
6085 (sms_sched_deps_info, sms_common_sched_info): New variables.
6086 (setup_sched_infos): New.
6087 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6088 Do not call regstat_free_calls_crossed.
6089 (sms_print_insn): Use const_rtx.
6090 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6091 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6092 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6093 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6094 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6095 current_sched_info to use it.
6096 (enum reg_pending_barrier_mode): Move to sched-int.h.
6097 (h_d_i_d): New variable. Initialize to NULL.
6098 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6100 (estimate_dep_weak): Remove static declaration.
6101 (sched_has_condition_p): New function. Adjust users of
6102 sched_get_condition to use it instead.
6103 (conditions_mutex_p): Add arguments indicating which conditions are
6105 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6106 argument to indicate whether returned condition is reversed. Do not
6107 generate new rtx when condition should be reversed; indicate it by
6108 setting new argument instead.
6109 (add_dependence_list_and_free): Add deps parameter.
6110 Update all users. Do not free dependence list when
6111 deps context is readonly.
6112 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6114 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6115 (remove_from_deps): New. Use the above functions.
6116 (cur_insn, can_start_lhs_rhs_p): New static variables.
6117 (add_or_update_back_dep_1): Initialize present_dep_type.
6118 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6119 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6120 haifa_note_dep): New functions implementing dependence hooks for
6121 the Haifa scheduler.
6122 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6123 note_dep): New functions.
6124 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6126 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6127 (free_deps): Initialize deps->reg_last.
6128 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6129 sched_analyze_insn): Update to use dependency hooks infrastructure
6130 and readonly contexts.
6131 (deps_analyze_insn): New function. Move part of logic from ...
6132 (sched_analyze): ... here. Also move some logic to ...
6133 (deps_start_bb): ... here. New function.
6134 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6136 (sched_deps_init): New function. Move code from ...
6137 (init_dependency_caches): ... here. Remove.
6138 (init_deps_data_vector): New.
6139 (sched_deps_finish): New function. Move code from ...
6140 (free_dependency_caches): ... here. Remove.
6141 (init_deps_global, finish_deps_global): Adjust for use with
6142 selective scheduling.
6143 (get_dep_weak): Move logic to ...
6144 (get_dep_weak_1): New function.
6145 (ds_merge): Move logic to ...
6146 (ds_merge_1): New static function.
6147 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6148 (ds_get_max_dep_weak): New function.
6149 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6150 (n_insns): Rename to rgn_n_insns.
6151 (debug_ebb_dependencies): New function.
6152 (init_ready_list): Use it.
6153 (begin_schedule_ready): Use sched_init_only_bb.
6154 (ebb_print_insn): Indicate when an insn starts a new cycle.
6155 (contributes_to_priority, compute_jump_reg_dependencies,
6156 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6157 (add_block1): Remove to ebb_add_block.
6158 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6159 (schedule_ebb): Initialize them. Use remove_notes instead of
6160 rm_other_notes. Use haifa_local_init/finish.
6161 (schedule_ebbs): Use haifa_sched_init/finish.
6162 * sched-int.h: Include vecprim.h, remove rtl.h.
6163 (struct ready_list): Delete declaration.
6164 (sched_verbose_param, enum sched_pass_id_t,
6165 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6166 (struct sched_scan_info_def): New structure.
6167 (sched_scan_info, sched_scan, sched_init_bbs,
6168 sched_init_luids, sched_finish_luids, sched_extend_target,
6169 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6170 (struct common_sched_info_def): New.
6171 (common_sched_info, haifa_common_sched_info,
6172 sched_emulate_haifa_p): Declare.
6174 (sched_luids): Declare.
6175 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6176 (sched_max_luid, insn_luid): Declare.
6177 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6178 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6179 print_insn, print_pattern, print_value, haifa_classify_insn,
6180 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6181 setup_sched_dump, sched_init, sched_finish,
6182 sel_insn_is_speculation_check): Export.
6183 (struct ready_list): Move from haifa-sched.c.
6184 (ready_try, ready, max_issue): Export.
6185 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6186 sched_init_only_bb, sched_split_block, sched_split_block_1,
6187 sched_create_empty_bb, sched_create_empty_bb_1,
6188 sched_create_recovery_block, sched_create_recovery_edges): Export.
6189 (enum reg_pending_barrier_mode): Export.
6190 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6192 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6193 print_insn field. Move add_block and fix_recovery_cfg to
6194 common_sched_info_def. Move compute_jump_reg_dependencies,
6196 (struct sched_deps_info_def): ... this new structure.
6197 (sched_deps_info): Declare.
6198 (struct spec_info_def): Remove weakness_cutoff, add
6199 data_weakness_cutoff and control_weakness_cutoff.
6200 (spec_info): Declare.
6201 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6203 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6204 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6205 (current_sched_info): Change type to struct haifa_sched_info.
6206 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6207 (h_d_i_d): New variable.
6208 (HDID): New accessor macro.
6209 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6210 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6212 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6213 (enum SCHED_FLAGS): Update for selective scheduler.
6214 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6215 (init_dependency_caches, free_dependency_caches): Delete declarations.
6216 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6217 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6218 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6219 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6220 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6222 (rm_other_notes): Delete declaration.
6223 (schedule_block): Remove one argument.
6224 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6225 ready_element, ready_lastpos, sched_extend_ready_list,
6226 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6227 concat_note_lists): Export.
6228 (struct region): Move from sched-rgn.h.
6229 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6230 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6231 BLOCK_TO_BB, CONTAINING_RGN): Export.
6232 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6233 (current_nr_blocks, current_blocks, target_bb): Likewise.
6234 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6235 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6236 sched_rgn_local_init, extend_regions,
6237 rgn_make_new_region_out_of_new_block, compute_priorities,
6238 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6239 extend_rgns, deps_join rgn_setup_common_sched_info,
6240 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6241 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6242 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6243 increase_insn_priority): Likewise.
6244 * sched-rgn.c: Include sel-sched.h.
6245 (ref_counts): New static variable. Use it ...
6246 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6247 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6248 (sched_is_disabled_for_current_region_p): Delete static declaration.
6249 (struct region): Move to sched-int.h.
6250 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6251 ebb_head): Define and initialize.
6252 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6253 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6254 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6256 (find_single_block_region): Add new argument to indicate that EBB
6257 regions should be constructed.
6258 (debug_live): Delete declaration.
6259 (current_nr_blocks, current_blocks, target_bb):
6260 Remove static qualifiers.
6261 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6263 (init_regions): Delete declaration.
6264 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6265 rgn_estimate_number_of_insns): New.
6266 (too_large): Use estimate_number_of_insns.
6267 (haifa_find_rgns): New. Move the code from ...
6268 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6269 (free_trg_info): New.
6270 (compute_trg_info): Allocate candidate tables here instead of ...
6271 (init_ready_list): ... here.
6272 (rgn_print_insn): Use const_rtx.
6273 (contributes_to_priority, extend_regions): Delete static declaration.
6274 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6275 (add_block1): Rename to rgn_add_block.
6276 (debug_rgn_dependencies): Delete static qualifier.
6277 (new_ready): Use sched_deps_info. Simplify.
6278 (rgn_common_sched_info, rgn_const_sched_deps_info,
6279 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6281 (region_sched_info): Rename to rgn_const_sched_info.
6282 (deps_join): New, extracted from ...
6283 (propagate_deps): ... here.
6284 (compute_block_dependences, debug_dependencies): Update for selective
6286 (free_rgn_deps, compute_priorities): New functions.
6287 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6288 sched_rgn_compute_dependencies): New functions.
6289 (schedule_region): Use them.
6290 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6291 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6293 (schedule_insns): Call new functions that were split out.
6294 (rgn_make_new_region_out_of_new_block): New.
6295 (get_rgn_sched_max_insns_priority): New.
6296 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6297 scheduling when appropriate.
6298 * sched-vis.c: Include insn-attr.h.
6299 (print_value, print_pattern): Make global.
6300 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6301 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6302 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6303 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6304 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6305 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6306 hooks. Initialize them to 0.
6307 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6308 * target.h (struct gcc_target): Add them. Rename gen_check field to
6310 * flags.h (sel_sched_switch_set): Declare.
6311 * opts.c (sel_sched_switch_set): New variable.
6312 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6313 pipelining is disabled from command line.
6314 (common_handle_option): Record whether selective scheduling is
6315 requested from command line.
6316 * doc/invoke.texi: Document new flags and parameters.
6317 * doc/tm.texi: Document new target hooks.
6318 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6320 (dfa_state_size): Do not declare locally.
6321 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6322 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6323 rs6000_alloc_sched_context, rs6000_set_sched_context,
6324 rs6000_free_sched_context): New functions.
6325 (struct _rs6000_sched_context): New.
6326 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6328 (rs6000_sched_finish): Do not run for selective scheduling.
6330 2008-08-31 Jan Hubicka <jh@suse.cz>
6332 * frv.c (frv_rtx_costs): Update forward declaration.
6333 * spu.c (spu_rtx_costs): Likewise.
6334 * pdp11.c: Include df.h
6335 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6336 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6337 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6338 * iq2000.c (iq2000_address_cost): Add speed argument.
6339 (iq2000_rtx_costs): Likewise.
6340 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6341 update call of mn10300_address_cost.
6342 * mcore.c: Include df.h
6343 (mcore_rtx_costs): Update prototype.
6344 * score3.c: Include df.h
6345 (score3_rtx_costs): Remove speed argument.
6346 * score7.c: Include df.h
6347 (score7_address_cost): Remove speed argument.
6348 * score-protos.h (score_address_cost): Update prototype.
6349 * score.c: Include df.h
6350 (score_rtx_costs): Update call of costs functions.
6351 * v850.c (v850_rtx_costs): Add bool argument.
6353 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6355 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6357 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6359 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6360 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6362 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6364 * mkmap-flat.awk: Add option pe_dll.
6365 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6366 * config/i386/t-cygwin (SHLIB_LC): Add.
6367 * config/i386/t-mingw32 (SHLIB_LC): Add.
6368 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6369 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6370 (LINK_SPEC): Support libgcc_s.
6371 (LIBGCC_SPEC): Support libgcc_s.
6372 (LIBGCC_SONAME): New.
6374 2008-08-31 Jan Hubicka <jh@suse.cz>
6376 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6377 mistakely had old version of patch.
6379 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6380 (ipcp_estimate_growth): New.
6381 (ipcp_insert_stage): Use ipcp_estimate_growth.
6382 * profile.c (branch_prob): When reading failed, do not consider
6385 2008-08-31 Jan Hubicka <jh@suse.cz>
6387 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6388 loop is optimized for speed.
6390 2008-08-31 Richard Guenther <rguenther@suse.de>
6393 * fold-const.c (fold_binary): Retain conversions in folding
6396 2008-08-31 Jan Hubicka <jh@suse.cz>
6398 * postreload-gcse.c (eliminate_partially_redundant_loads):
6399 Use optimize_bb_for_size_p.
6400 * predict.c (maybe_hot_frequency_p): Make inline.
6401 (maybe_hot_count_p): Break out from ...
6402 (maybe_hot_bb_p): ... this one.
6403 (maybe_hot_edge_p): Simplify.
6404 * basic-block.h (probably_cold_bb_p): Remove.
6406 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6409 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6411 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6412 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6413 Also split V4SFmode.
6414 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6417 2008-08-31 Jan Hubicka <jh@suse.cz>
6419 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6421 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6423 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6426 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6429 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6430 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6432 2008-08-31 Jan Hubicka <jh@suse.cz>
6434 * sparc.h (BRANCH_COST): Fix macro definition.
6435 * avr.c (avr_operand_rtx_cost): Add speed argument.
6436 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6438 2008-08-31 Richard Guenther <rguenther@suse.de>
6440 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6441 types instead of operands. Re-instantiate verifying of
6442 binary expression operands.
6444 2008-08-30 Jan Hubicka <jh@suse.cz>
6446 * fwprop.c (should_replace_address): Add speed attribute.
6447 (PR_OPTIMIZE_FOR_SPEED): New flag.
6448 (propagate_rtx_1): Use it.
6449 (propagate_rtx): Set it.
6450 (try_fwprop_subst): Update call of rtx_costs.
6451 (forward_propagate_and_simplify): LIkewise.
6452 * hooks.c (hook_int_rtx_bool_0): New
6453 (hook_bool_rtx_int_int_intp_false): Replace by ...
6454 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6455 * hooks.h (hook_int_rtx_bool_0): New
6456 (hook_bool_rtx_int_int_intp_false): Replace by ...
6457 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6458 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6459 (prepare_cmp_insn): UPdate call of rtx_cost.
6460 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6461 (reload_cse_simplify_operands): Update call of rtx_cost.
6462 (reload_cse_move2add): call of rtx_cost.
6463 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6464 * rtlanal.c (rtx_cost): Add speed argument.
6465 (address_cost): Add speed argument
6466 (default_address_cost): Likewise.
6467 (insn_rtx_cost): Likewise.
6468 * cfgloopanal.c (seq_cost): Add speed argument.
6469 (target_reg_cost, target_spill_cost): Turn to array.
6470 (init_set_costs): Update for speed.
6471 (estimate_reg_pressure_cost): Add speed argument.
6472 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6473 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6474 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6475 (seq_cost): Add speed argument.
6476 (computation_cost): Add speed arugment.
6477 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6478 (force_expr_to_var_cost): Update for profile info.
6479 (force_var_cost): Likewise.
6480 (split_address_cost): Likewise.
6481 (ptr_difference_cost): Likewise.
6482 (difference_cost): Likewise.
6483 (get_computation_cost_at): Likewise.
6484 (determine_iv_cost): Likewise.
6485 (ivopts_global_cost_for_size): Likewise.
6486 (rewrite_use_address): Likewise.
6487 (tree_ssa_iv_optimize_loop): Initialize speed field.
6488 * cse.c (optimize_this_for_speed_p): New static var.
6489 (notreg_cost): Update call of rtx_cost.
6490 (cse_extended_basic_block): set optimize_this_for_speed_p.
6491 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6492 (noce_try_cmove_arith): Likewise.
6493 (noce_try_sign_mask): LIkewise.
6494 * expr.c (compress_float_constant): Update rtx_cost calls.
6495 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6497 (addr_to_parts): Likewise.
6498 (create_mem_ref): Likewise.
6499 * dse.c (find_shift_sequence): Add speed argument.
6500 (replace_read): Update call.
6501 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6502 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6503 * neg_cost, shift_cost, shiftadd_cost,
6504 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6505 mul_highpart_cost): Increase dimension.
6506 (init_expmed): Initialize for both size and speed.
6507 (expand_shift): Use profile.
6508 (synth_mult): Use profile.
6509 (choose_mult_variant): Use profile.
6510 (expand_mult): Use profile.
6511 (expand_mult_highpart_optab): Use profile.
6512 (expand_mult_highpart): Use profile.
6513 (expand_smod_pow2): Use profile.
6514 (expand_divmod): Use profile.
6515 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6517 * loop-invariant.c (create_new_invariant): Use profile.
6518 (gain_for_invariant): Add speed parameter.
6519 (best_gain_for_invariant): Likewise.
6520 (find_invariants_to_move): Likewise.
6521 (move_single_loop_invariants): Set it.
6522 * target-def.h (TARGET_RTX_COSTS): Use hook.
6523 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6524 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6525 * output.h (default_address_cost): Update prototype.
6526 * combine.c (optimize_this_for_speed_p): New static var.
6527 (combine_validate_cost): Update call of rtx_cost.
6528 (combine_instructions): Set optimize_this_for_speed_p.
6529 (expand_compound_operation): Update call of rtx_cost.
6530 (make_extraction):Update call of rtx_cost.
6531 (force_to_mode):Update call of rtx_cost.
6532 (distribute_and_simplify_rtx):Update call of rtx_cost.
6533 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6534 (estimate_reg_pressure_cost): Update prototype.
6535 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6536 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6538 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6539 (alpha_rtx_costs): Update.
6540 * config/frv/frv.c (frv_rtx_costs): Update.
6541 * config/s390/s390.c (s390_rtx_costs): Update.
6542 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6543 (m32c_rtx_costs): Update.
6544 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6545 (spu_rtx_costs): Update.
6546 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6547 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6548 * config/i386/i386.c (:ix86_address_cost): Update.
6549 (ix86_rtx_costs): Update.
6550 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6551 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6552 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6553 * config/crx/crx.c (crx_address_cost): Update.
6554 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6555 * config/stormy16/stormy16.c
6556 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6557 * config/m68hc11/m68hc11.c
6558 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6559 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6560 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6562 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6564 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6565 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6566 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6567 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6568 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6569 (mcore_rtx_costs): update.
6570 * config/score/score3.c (score3_rtx_costs): Update.
6571 * config/score/score7.c (score7_rtx_costs): Update.
6572 * config/score/score3.h (score3_rtx_costs):Update.
6573 * config/score/score7.h (score7_rtx_costs): Update.
6574 * config/score/score.c (score_rtx_costs): Update.
6575 * config/arm/arm.c (arm_address_cost): Update.
6576 (arm_rtx_costs_1): Update.
6577 (arm_rtx_costs_1): Update.
6578 (arm_size_rtx_costs): Update.
6579 (arm_size_rtx_costs): Update.
6580 (arm_size_rtx_costs): Update.
6581 (arm_xscale_rtx_costs): Update.
6582 (arm_thumb_address_cost): Update.
6583 * config/pa/pa.c (hppa_address_cost): Update.
6584 * config/mips/mips.c (mips_rtx_costs): Update.
6585 * config/vax/vax.c (vax_address_cost): Update.
6586 * config/h8300/h8300.c (h8300_shift_costs): Update.
6587 (h8300_rtx_costs): Update.
6588 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6589 (v850_rtx_costs): Update.
6590 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6591 * config/bfin/bfin.c
6592 (bfin_address_cost): Update.
6593 (bfin_rtx_costs): Update.
6594 * stmt.c (lshift_cheap_p): Update.
6596 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6599 * expmed.c (extract_bit_field_1): Check the mode size to make
6600 sure the vector modes have the same size.
6602 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6604 * dojump.c (top level): Include basic-block.h to declare
6605 optimize_insn_for_speed_p
6607 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6609 * opts.h (CL_SAVE): New option class for marking options that are
6610 target specific options usable in the target attribute.
6611 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6613 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6614 can easily find the target specific options that are safe to use
6615 in the attribute or pragma.
6617 * attribs.c (decl_attributes): Change #pragma GCC option to
6618 #pragma GCC target, and attribute((option(...))) to
6619 attribute((target(...))).
6621 * doc/extend.texi (target attribute): Change from option
6622 attribute. Delete push/pop/reset.
6623 (#pragma GCC target): Change from #pragma GCC option. Delete
6625 (#pragma GCC push_options): Document new pragma.
6626 (#pragma GCC pop_options): Document new pragma.
6627 (#pragma GCC reset_options): Document new pragma.
6629 * targhooks.c (default_target_option_valid_attribute_p): Add
6630 warning about port not supporting target attributes.
6631 (default_target_option_pragma_parse): New function, warn about
6632 #pragma GCC target not being supported.
6634 * targhooks.h (default_target_option_pragma_parse): Add
6637 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6638 TI_CURRENT_OPTION_PRAGMA.
6639 (current_target_pragma): Rename from current_option_pragma.
6641 * target.h: (struct target_option): Delete booleans for changing
6642 the optimization level on hot/cold functions. Change signature of
6643 pragma_parse hook to take a second tree.
6645 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6647 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6648 that the declaration is done at global scope.
6650 * langhooks.c (add_builtin_function_common): Move most of the code
6651 from add_builtin_function here, calling the hook passed in.
6652 (add_builtin_function): Call add_builtin_function_common with
6653 standard builtin hook.
6654 (add_builtin_function_ext_scope): New function to add builtins to
6657 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6659 (add_builtin_function_ext_scope): Add declaration.
6661 * c-pragma.c (handle_pragma_target): Rename from
6662 handle_pragma_option, #pragma GCC option is now #pragma GCC
6663 target. Move warning about port not supporting target options to
6664 default pragma parse hook. Remove push/pop/reset from this
6666 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6667 (option_stack): Delete static variable.
6668 (optimize_stack): Ditto.
6669 (optons_stack): New stack of saved target and optimization
6671 (handle_pragma_push_options): New function to handle pushing both
6672 target and optimization options.
6673 (handle_pragma_pop_options): New function to handle popping both
6674 target and optimization options.
6675 (handle_pragma_reset_options): New function to handle resetting
6676 both target and optimization options to their initial state.
6677 (init_pragma): Rename handle_pragma_option to
6678 handle_pragma_target. Add support for push_options, pop_options,
6679 and reset_options pragmas.
6681 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6682 default_target_option_pragma_parse.
6683 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6684 default_target_option_valid_attribute_p.
6685 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6686 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6687 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6688 optimization level on hot/cold functions.
6690 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6691 if the caller and callee have different optimization levels.
6693 * c-common.c (handle_target_attribute): Rename from
6694 handle_option_attribute, attribute((option(...))) is now
6695 attribute((target(...))). Move warning if the port does not
6696 support target attributes to the default hook.
6697 (handle_hot_attribute): Delete code to change the optimization
6698 level of hot functions.
6699 (handle_cold_attribute): Ditto.
6701 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6702 argument that is the binary tree options to use if there are no
6703 arguments. Call ix86_valid_target_attribute_tree instead of
6704 ix86_valid_option_attribute_tree.
6705 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6706 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6707 ix86_pragma_option_parse.
6709 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6710 Rename from ix86_valid_option_attribute_tree.
6712 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6713 new builtins when the ISA changes.
6714 (ix86_valid_target_attribute_tree): Rename from
6715 ix86_valid_option_attribute_tree. Change callers. If the
6716 function specified optimization options, use those as the starting
6717 point before setting up the target attributes. If the
6718 optimization options were changed in the course of setting the
6719 target attributes, record the new optimization options.
6720 (ix86_valid_target_attribute_tree_inner_p): Rename from
6721 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6722 ix86_add_new_builtins if the ISA changed.
6723 (ix86_valid_target_attribute_p): Rename from
6724 ix86_valid_option_attribute_p. Change callers.
6725 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6726 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6727 as delayed builtin functions.
6728 (struct builtin_isa): New structure to record builtin functions
6729 that should be delayed until the ISA for that function is used.
6730 (ix86_builtins_isa): Change from int to struct to track builtin
6731 functions we want to declare at some point.
6732 (def_builtin): If the front end can delay defining the builtin
6733 functions, don't create builtins for ISAs not part of the default
6735 (def_builtin_const): Ditto.
6736 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6737 __builtin_ia32_pcmov_v2di to be different builtin functions.
6738 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6739 a structure instead of an int.
6740 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6741 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6742 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6743 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6745 * config/ia64/ia64.h
6746 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6747 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6749 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6750 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6751 (LANG_HOOKS_INITIALIZER): Add
6752 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6754 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6757 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6758 the reload address with the index register for SFmode
6759 access with a displacement.
6761 2008-08-30 Jan Hubicka <jh@suse.cz>
6763 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6764 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6765 * dojump.c (do_jump): Likewise.
6766 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6767 (note-if_info): Add BRANCH_COST.
6768 (noce_try_store_flag_constants, noce_try_addcc,
6769 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6770 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6771 find_if_case_2): Use computed branch cost.
6772 * expr.h (BRANCH_COST): Update default.
6773 * predict.c (predictable_edge_p): New function.
6774 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6775 Update BRANCH_COST call.
6776 * basic-block.h (predictable_edge_p): Declare.
6777 * config/alpha/alpha.h (BRANCH_COST): Update.
6778 * config/frv/frv.h (BRANCH_COST): Update.
6779 * config/s390/s390.h (BRANCH_COST): Update.
6780 * config/spu/spu.h (BRANCH_COST): Update.
6781 * config/sparc/sparc.h (BRANCH_COST): Update.
6782 * config/m32r/m32r.h (BRANCH_COST): Update.
6783 * config/i386/i386.h (BRANCH_COST): Update.
6784 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6786 * config/sh/sh.h (BRANCH_COST): Update.
6787 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6788 * config/avr/avr.h (BRANCH_COST): Update.
6789 * config/crx/crx.h (BRANCH_COST): Update.
6790 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6791 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6792 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6793 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6794 * config/ia64/ia64.h (BRANCH_COST): Update.
6795 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6796 * config/arc/arc.h (BRANCH_COST): Update.
6797 * config/score/score.h (BRANCH_COST): Update.
6798 * config/arm/arm.h (BRANCH_COST): Update.
6799 * config/pa/pa.h (BRANCH_COST): Update.
6800 * config/mips/mips.h (BRANCH_COST): Update.
6801 * config/vax/vax.h (BRANCH_COST): Update.
6802 * config/h8300/h8300.h (BRANCH_COST): Update.
6803 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6804 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6805 * doc/tm.texi (BRANCH_COST): Update.
6807 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6810 * config/arm/arm.c (arm_optimization_options): Set
6811 flag_section_anchors to 2 instead of 1 to distinguish it from
6812 -fsection-anchors given explicitely on the command line.
6814 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6816 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6817 final insn of a split.
6819 2008-08-30 Jan Hubicka <jh@suse.cz>
6821 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6822 optimized for speed.
6823 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6824 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6825 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6826 flag_gcse_after_reload_set): New static vars.
6827 (common_handle_option): Enable those flags for profile-use.
6828 (decode_options): Remove optimize_size flags that are handled
6829 on higher granuality.
6830 * tree-vectorizer.c (vectorize_loops): Use
6831 optimize_loop_nest_for_speed_p.
6832 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6833 * tree-predcom.c (tree_predictive_commoning): Use
6834 optimize_loop_for_speed_p.
6835 * varasm.c (assemble_start_function): Use
6836 optimize_function_for_speed_p.
6837 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6838 * predict.c (optimize_loop_for_speed_p): Fix walk.
6840 2008-08-30 Jan Hubicka <jh@suse.cz>
6842 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6844 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6845 profile presence locally.
6847 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6850 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6851 versions before 4.0.
6853 2008-08-29 Jan Hubicka <jh@suse.cz>
6855 * tree-inline.c (insert_init_stmt): Insert sequence even when
6858 2008-08-29 Jeff Law <law@redhat.com>
6860 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6861 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6862 location and class is an FP register.
6864 2008-08-29 Jan Hubicka <jh@suse.cz>
6866 * see.c (see_merge_one_def_extension): Silence used uninitialized
6868 * matrix-reorg.c (check_allocation_function): Likewise.
6869 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6871 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6874 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6875 compute new & and | in type rather than TREE_TYPE (arg0).
6877 * dwarf2out.c (fortran_common): Update comment.
6878 (gen_variable_die): Swap com_die and var_die variables in Fortran
6879 COMMON block handling code.
6881 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6883 * dwarf2out.c (gen_const_die): New function.
6884 (size_of_die, value_format, output_die): Output larger
6885 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6886 (native_encode_initializer): New function.
6887 (tree_add_const_value_attribute): Call it.
6888 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6890 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6891 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6892 TREE_THIS_VOLATILE to add_type_attribute.
6894 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6896 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6899 * dwarf2out.c (loc_by_reference): New function.
6900 (add_location_or_const_value_attribute): Use it.
6903 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6904 as DW_TAG_variable children of DW_TAG_common_block rather than
6905 DW_TAG_member children. Put DW_AT_external to individual
6906 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6908 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6909 loc_descriptor_from_tree_1.
6913 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6914 arguments to imported_module_or_decl.
6915 (debug_nothing_tree_tree): Removed.
6916 (debug_nothing_tree_tree_tree_bool): New prototype.
6917 * debug.c (do_nothing_debug_hooks): Adjust.
6918 (debug_nothing_tree_tree): Removed.
6919 (debug_nothing_tree_tree_tree_bool): New function.
6920 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6921 (gen_variable_die): Put all common vars for the
6922 same COMMON block under one DW_TAG_common_block.
6923 (declare_in_namespace): Return new context_die, for Fortran
6924 return the module DIE instead of adding extra declarations into
6926 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6927 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6928 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6930 (dwarf2out_global_decl): Don't skip Fortran global vars.
6931 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6932 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6933 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6934 DW_TAG_imported_declaration as child of previous
6935 DW_TAG_imported_module.
6936 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6937 * sdbout.c (sdb_debug_hooks): Likewise.
6938 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6940 2008-08-29 Jan Hubicka <jh@suse.cz>
6942 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6944 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6945 * ipa-cp.c (n_cloning_candidates): New static variable.
6946 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6947 (ipcp_print_all_lattices): Improve debug output.
6948 (ipcp_cloning_candidate_p): New function.
6949 (ipcp_initialize_node_lattices): Use it.
6950 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6951 (ipcp_propagate_stage): Prettier debug output.
6952 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6953 (ipcp_print_all_structures): Remove.
6954 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6955 (ipcp_insert_stage): Prettier debug output; call
6956 cgraph_remove_unreachable_nodes before propagating.
6957 (pass_ipa_cp): Schedule function removal pass.
6958 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6960 (cgraph_maybe_hot_edge_p): Move to ...
6961 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6962 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6963 (common_handle_option): Set them; enable ipa-cp when profiling.
6964 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6965 (ipa_print_all_jump_functions): Likewise.
6966 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6967 (ipa_print_node_params, ipa_print_all_params): New.
6968 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6969 ipa_print_all_param_flags): Remove.
6970 (ipa_print_node_params, ipa_print_all_params): New.
6972 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6974 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6975 change from 2008-04-03.
6976 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6978 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6981 * ira-color.c (push_allocnos_to_stack): Truncate
6982 removed_splay_allocno_vec.
6984 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6987 * ira-color (ira_fast_allocation): Don't assign hard registers to
6990 2008-08-29 Jan Hubicka <jh@suse.cz>
6993 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6994 for cold internal loops.
6996 2008-08-29 Richard Guenther <rguenther@suse.de>
6998 * tree-ssa-structalias.c (create_variable_info_for): Do not
6999 create fields for heap vars or vars with a noalias state.
7000 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7003 2008-08-29 Richard Guenther <rguenther@suse.de>
7005 * common.opt (ftree-store-ccp): Mark as preserved for
7006 backward compatibility.
7007 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7008 * tree-pass.h (pass_store_ccp): Remove.
7009 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7010 (first_vdef): Remove declaration.
7011 (get_value_loaded_by): Likewise.
7012 * tree-ssa-ccp.c (do_store_ccp): Remove.
7013 (get_default_value): Simplify as do_store_ccp is always false
7014 now. Do not initialize mem_ref.
7015 (set_value_varying): Likewise.
7016 (canonicalize_float_value): Likewise.
7017 (set_lattice_value): Likewise.
7018 (likely_value): Likewise.
7019 (surely_varying_stmt_p): Likewise.
7020 (ccp_initialize): Likewise.
7021 (ccp_lattice_meet): Likewise.
7022 (ccp_visit_phi_node): Likewise.
7023 (ccp_fold): Likewise.
7024 (evaluate_stmt): Likewise.
7025 (visit_assignment): Likewise.
7026 (ccp_visit_stmt): Likewise.
7027 (execute_ssa_ccp): Fold into ...
7028 (do_ssa_ccp): ... this.
7029 (do_ssa_store_ccp): Remove.
7030 (gate_store_ccp): Likewise.
7031 (pass_store_ccp): Likewise.
7032 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7034 * tree-ssa-propagate.c (first_vdef): Remove.
7035 (get_value_loaded_by): Likewise.
7036 (replace_vuses_in): Likewise.
7037 (substitute_and_fold): Do not call replace_vuses_in.
7038 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7040 2008-08-29 Richard Guenther <rguenther@suse.de>
7043 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7044 PARAM_NOALIAS tags with is_heapvar.
7045 * tree-ssa-operands.c (access_can_touch_variable): Offset
7046 based tests do not apply for heapvars. Fix offset test.
7048 2008-08-29 Jan Hubicka <jh@suse.cz>
7050 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7051 (-fipa-cp-clone): Enabled by default at -O3.
7052 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7053 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7055 2008-08-29 Jan Hubicka <jh@suse.cz>
7057 * tree.c (build_function_type_skip_args,
7058 build_function_decl_skip_args): New functions.
7059 * tree.h (build_function_type_skip_args,
7060 build_function_decl_skip_args): Declare.
7061 * gimple.c (giple_copy_call_skip_args): New function.
7062 (giple_copy_call_skip_args): Declare.
7064 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7065 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7066 (ipcp_node_modifiable_p): ... this one; use
7067 tree_versionable_function_p.
7068 (ipcp_create_replace_map): Improve debug output.
7069 (ipcp_need_redirect_p): Return false when not clonning.
7070 (ipcp_update_callgraph): Skip args.
7071 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7073 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7074 (save_inline_function_body): Update call of tree_function_versioning.
7075 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7076 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7078 (tree_function_versioning): Likewise.
7079 * tree-inline.h (tree_function_versioning): Update prototype.
7081 2008-08-29 Jan Hubicka <jh@suse.cz>
7083 * loop-unswitch.c (unswitch_single_loop): Use
7084 optimize_loop_for_speed_p.
7085 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7086 Use optimize_function_for_size_p.
7087 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7088 * postreload-gcse.c (eliminate_partially_redundant_load):
7089 Use optimize_bb_for_size_p.
7090 * value-prof.c (gimple_divmod_fixed_value_transform,
7091 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7092 gimple_stringops_transform): Use optimize_bb_for_size_p.
7093 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7094 * final.c (compute_alignments): Use optimize_function_for_size_p.
7095 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7096 (fold_builtin_strcpy, fold_builtin_fputs): Use
7097 optimize_function_for_size_p.
7098 * fold-const.c (tree_swap_operands_p): Use
7099 optimize_function_for_size_p.
7100 * recog.c (relax_delay_slots): Likewise.
7101 * tree-ssa-math-opts.c (replace_reciprocal):
7102 Use optimize_bb_for_speed_p.
7103 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7104 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7105 optimize_function_for_size_p.
7106 (cgraph_decide_inlining_of_small_function): Use
7107 optimize_function_for_size_p.
7108 * global.c (find_reg): Use optimize_function_for_size_p.
7109 * opts.c (decode_options): Do not clear flag_tree_ch,
7110 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7111 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7112 work it out from profile.
7113 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7114 optimize_loop_for_speed_p.
7115 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7117 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7118 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7119 * tree-eh.c (decide_copy_try_finally): Use
7120 optimize_function_for_size_p.
7121 * local-alloc.c (block_alloc): Pass BB pointer.
7122 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7123 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7124 * loop-unroll.c (decide_unrolling_and_peeling):
7125 Use optimize_loop_for_size_p.
7126 (decide_peel_completely): Likewise.
7127 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7128 optimize_loop_for_size_p.
7129 (vect_enhance_data_refs_alignment): Likewise.
7130 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7131 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7133 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7134 (try_crossjump_bb): Use optimize_bb_for_size_p.
7135 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7136 optimize_loop_for_speed_p.
7137 * bb-reorder.c (find_traces_1_round): Likewise.
7138 (copy_bb): Use optimize_bb_for_speed_p.
7139 (duplicate_computed_gotos): Likewise.
7140 * basic-block.h (optimize_loop_nest_for_size_p,
7141 optimize_loop_nest_for_speed_p): New.
7142 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7144 2008-08-29 Tristan Gingold <gingold@adacore.com>
7146 * gcov.c (main): Call expandargv.
7148 2008-08-29 Jan Hubicka <jh@suse.cz>
7150 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7152 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7154 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7155 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7157 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7159 2008-08-29 Jan Hubicka <jh@suse.cz>
7161 * tree-pass.h (pass_strip_predict_hints): Declare.
7162 * predict.c (strip_builtin_expect): Rename to ...
7163 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7164 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7165 (tree_estimate_probability): Do not strip builtin_expect.
7166 (pass_strip_predict_hints): New pass.
7167 * tree-inline.c (expand_call_inline): When inlining cold function,
7168 predict it as unlikely.
7169 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7171 2008-08-29 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/37207
7174 * tree-vrp.c (extract_range_from_binary_expr): Also try
7175 to constant fold if only one of the operands is a constant.
7177 2008-08-29 Nick Clifton <nickc@redhat.com>
7179 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7180 the same way as SYMBOL_REFs.
7182 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7184 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7186 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7188 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7189 * config/mips/mips.md (branch_likely): Remove const. Fix
7191 (define_delay for type "branch"): Change to only apply for branch
7192 with likely variant.
7193 (define_delay for type "branch" and "branch_likely" no). New delay
7195 (equality_op): New code iterator.
7196 (bbv, bbinv): New code attributes.
7197 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7200 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7201 Andrew Pinski <pinskia@gcc.gnu.org>
7204 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7206 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7208 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7209 rule that a symbolic constant must be defined and >= 0 for the
7210 corresponding facility to be present at compile-time.
7211 * gthr-posix.c: Likewise.
7213 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7215 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7216 * config/mips/mips.md (D): New mode attribute.
7217 (mulsi3, muldi3): Merge it into ...
7218 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7219 (muldi3_mul3): New pattern.
7220 (mulsi3_mult3): Rename to mulsi3_mul3.
7222 2008-08-28 Jan Hubicka <jh@suse.cz>
7224 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7226 * predict.c (always_optimize_for_size_p): Rename to ...
7227 (optimize_function_for_size): ... this one; make extern.
7228 (optimize_function_for_speed_p): New.
7229 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7230 optimize_edge_for_size_p,optimize_edge_for_size_p,
7231 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7232 * basic-block.h (optimize_function_for_size_p,
7233 optimize_function_for_speed_p): Declare.
7234 * i386.md (optimize_size checks): Replace them by appropriate
7236 (standard_80387_constant_p, ix86_compute_frame_layout,
7237 ix86_expand_epilogue, ix86_decompose_address,
7238 print_operand, emit_i387_cw_initialization,
7239 inline_memory_move_cost, ix86_pad_returns,
7240 ix86_reorg): Replace optimize_size checks.
7242 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7244 * rtl.h (simplify_subreg_regno): Declare.
7245 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7246 * simplify-rtx.c (simplify_subreg): ...here.
7247 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7248 subreg_offset_representable_p.
7250 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7253 * c-typeck.c (convert_for_assignment): Give a note describing what
7254 was passed and what was expected.
7256 2008-08-28 Joey Ye <joey.ye@intel.com>
7258 * doc/extend.texi: Document AVX built-in functions.
7259 * doc/invoke.texi: Document -mavx.
7261 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7262 Joey Ye <joey.ye@intel.com>
7263 Xuepeng Guo <xuepeng.guo@intel.com>
7265 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7267 * config/i386/cpuid.h (bit_FMA): New.
7268 (bit_XSAVE): Likewise.
7269 (bit_OSXSAVE): Likewise.
7270 (bit_AVX): Likewise.
7272 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7273 define. Use ASM_OUTPUT_AVX_PREFIX.
7275 * config/i386/gmmintrin.h: New.
7277 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7278 (OPTION_MASK_ISA_AVX_SET): New.
7279 (OPTION_MASK_ISA_FMA_SET): Likewise.
7280 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7281 (OPTION_MASK_ISA_FMA_SET): Likewise.
7282 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7283 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7284 (pta_flags): Add PTA_AVX and PTA_FMA.
7285 (override_options): Handle PTA_AVX and PTA_FMA.
7286 (init_cumulative_args): Handle warn_avx.
7287 (classify_argument): Return 0 for COImode and OImode. Return
7288 1 and X86_64_AVX_CLASS for 256bit vector types.
7289 (examine_argument): Handle X86_64_AVX_CLASS.
7290 (construct_container): Likewise.
7291 (function_arg_advance_32): Pass OImode and 256bit vector types
7293 (function_arg_advance_64): Take a new argument to indicate if a
7294 parameter is named. Handle 256bit vector types. Return
7295 immediately for unnamed 256bit vector mode parameters.
7296 (function_arg_advance): Updated.
7297 (function_arg_32): Add comments for TImode. Handle OImode
7298 and 256bit vector types.
7299 (function_arg_64): Take a new argument to indicate if a
7300 parameter is named. Handle 256bit vector types. Return NULL
7301 for unnamed 256bit vector mode parameters.
7302 (function_arg): Updated.
7303 (setup_incoming_varargs_64): Support
7304 AVX encoding for *sse_prologue_save_insn.
7305 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7306 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7307 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7308 enabled, otherwise return -3.
7309 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7311 (print_reg): Support AVX registers. Handle 'x' and 't'.
7312 Handle 'd' to duplicate the operand.
7313 (print_operand): Likewise. Also support AVX vector compare
7315 (output_387_binary_op): Support AVX.
7316 (output_fp_compare): Likewise.
7317 (ix86_expand_vector_move_misalign): Likewise.
7318 (ix86_attr_length_vex_default): New.
7319 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7320 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7321 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7322 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7323 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7324 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7325 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7326 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7327 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7328 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7329 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7330 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7331 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7332 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7333 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7334 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7335 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7336 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7337 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7338 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7339 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7340 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7341 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7342 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7343 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7344 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7345 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7346 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7347 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7348 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7349 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7350 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7351 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7352 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7353 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7354 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7355 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7356 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7357 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7358 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7359 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7360 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7361 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7362 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7363 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7364 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7365 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7366 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7367 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7368 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7369 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7370 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7371 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7372 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7373 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7374 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7375 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7376 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7377 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7378 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7379 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7380 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7381 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7382 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7383 and IX86_BUILTIN_MOVMSKPS256,
7384 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7385 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7386 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7387 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7388 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7389 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7390 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7391 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7392 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7393 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7394 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7395 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7396 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7397 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7398 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7399 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7400 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7401 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7402 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7403 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7404 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7405 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7406 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7407 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7408 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7409 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7410 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7411 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7412 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7413 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7414 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7415 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7416 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7417 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7418 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7419 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7420 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7421 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7422 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7423 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7424 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7425 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7426 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7427 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7428 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7429 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7430 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7431 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7432 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7433 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7434 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7435 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7436 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7437 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7438 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7439 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7440 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7441 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7443 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7444 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7445 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7446 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7447 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7448 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7449 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7450 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7451 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7452 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7453 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7454 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7455 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7456 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7457 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7458 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7459 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7460 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7461 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7462 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7463 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7464 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7465 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7466 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7467 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7468 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7469 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7470 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7471 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7472 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7473 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7474 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7475 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7476 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7477 IX86_BUILTIN_MOVMSKPS256.
7478 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7479 (ix86_expand_args_builtin): Likewise.
7480 (ix86_expand_special_args_builtin): Likewise.
7481 (ix86_hard_regno_mode_ok): Handle AVX modes.
7482 (ix86_expand_vector_init_duplicate): Likewise.
7483 (ix86_expand_vector_init_one_nonzero): Likewise.
7484 (ix86_expand_vector_init_one_var): Likewise.
7485 (ix86_expand_vector_init_concat): Likewise.
7486 (ix86_expand_vector_init_general): Likewise.
7487 (ix86_expand_vector_set): Likewise.
7488 (ix86_vector_mode_supported_p): Likewise.
7489 (x86_extended_reg_mentioned_p): Check INSN_P before using
7492 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7493 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7495 * config/i386/i386.h (TARGET_AVX): New.
7496 (TARGET_FMA): Likewise.
7497 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7498 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7499 (VALID_AVX256_REG_MODE): New.
7500 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7501 (AVX_FLOAT_MODE_P): Likewise.
7502 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7503 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7504 (AVX_VEC_FLOAT_MODE_P): Likewise.
7505 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7506 (ASM_OUTPUT_OPCODE): Likewise.
7507 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7509 (SSE_REG_MODE_P): Allow 256bit vector modes.
7510 (ix86_args): Add a warn_avx field.
7512 * config/i386/i386.md (UNSPEC_PCMP): New.
7513 (UNSPEC_VPERMIL): Likewise.
7514 (UNSPEC_VPERMIL2): Likewise.
7515 (UNSPEC_VPERMIL2F128): Likewise.
7516 (UNSPEC_MASKLOAD): Likewise.
7517 (UNSPEC_MASKSTORE): Likewise.
7518 (UNSPEC_CAST): Likewise.
7519 (UNSPEC_VTESTP): Likewise.
7520 (UNSPECV_VZEROALL): Likewise.
7521 (UNSPECV_VZEROUPPER): Likewise.
7522 (XMM0_REG): Likewise.
7523 (XMM1_REG): Likewise.
7524 (XMM2_REG): Likewise.
7525 (XMM3_REG): Likewise.
7526 (XMM4_REG): Likewise.
7527 (XMM5_REG): Likewise.
7528 (XMM6_REG): Likewise.
7529 (XMM8_REG): Likewise.
7530 (XMM9_REG): Likewise.
7531 (XMM10_REG): Likewise.
7532 (XMM11_REG): Likewise.
7533 (XMM12_REG): Likewise.
7534 (XMM13_REG): Likewise.
7535 (XMM14_REG): Likewise.
7536 (XMM15_REG): Likewise.
7538 (prefix_vex_imm8): Likewise.
7539 (prefix_vex_w): Likewise.
7540 (length_vex): Likewise.
7543 (*avx_ashlti3): Likewise.
7544 (*avx_lshrti3): Likewise.
7545 (*avx_setcc<mode>): Likewise.
7546 (*fop_<mode>_comm_mixed_avx): Likewise.
7547 (*fop_<mode>_comm_avx): Likewise.
7548 (*fop_<mode>_1_mixed_avx): Likewise.
7549 (*fop_<mode>_1_avx): Likewise.
7550 (*avx_<code><mode>3): Likewise.
7551 (*avx_ieee_smin<mode>3): Likewise.
7552 (*avx_ieee_smax<mode>3): Likewise.
7553 (mode): Add OI, V8SF and V4DF.
7554 (length): Support VEX prefix.
7555 (*cmpfp_i_mixed): Set prefix attribute.
7556 (*cmpfp_i_sse): Likewise.
7557 (*cmpfp_iu_mixed): Likewise.
7558 (*cmpfp_iu_sse): Likewise.
7559 (*movsi_1): Support AVX.
7560 (*movdi_2): Likewise.
7561 (*movdi_1_rex64): Likewise.
7562 (*movti_internal): Likewise.
7563 (*movti_rex64): Likewise.
7564 (*movsf_1): Likewise.
7565 (*movdf_nointeger): Likewise.
7566 (*movdf_integer_rex64): Likewise.
7567 (*movtf_internal): Likewise.
7568 (zero_extendsidi2_32): Likewise.
7569 (zero_extendsidi2_rex64): Likewise.
7570 (*extendsfdf2_mixed): Likewise.
7571 (*extendsfdf2_sse): Likewise.
7572 (*truncdfsf_fast_mixed): Likewise.
7573 (*truncdfsf_fast_sse): Likewise.
7574 (*truncdfsf_mixed): Likewise.
7575 (fix_trunc<mode>di_sse): Likewise.
7576 (fix_trunc<mode>si_sse): Likewise.
7577 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7578 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7579 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7580 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7581 (*rcpsf2_sse): Likewise.
7582 (*rsqrtsf2_sse): Likewise.
7583 (*sqrt<mode>2_sse): Likewise.
7584 (sse4_1_round<mode>2): Likewise.
7585 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7586 Support AVX. Set length attribute properly for AVX.
7588 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7589 (VECTOR_MODES (FLOAT, 32)): Likewise.
7590 (VECTOR_MODE (INT, DI, 8)): Likewise.
7591 (VECTOR_MODE (INT, HI, 32)): Likewise.
7592 (VECTOR_MODE (INT, QI, 64)): Likewise.
7593 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7594 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7595 (VECTOR_MODE (INT, DI, 4)): Removed.
7596 (VECTOR_MODE (INT, SI, 8)): Likewise.
7597 (VECTOR_MODE (INT, HI, 16)): Likewise.
7598 (VECTOR_MODE (INT, QI, 32)): Likewise.
7599 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7600 (INT_MODE (OI, 32)): Likewise.
7602 * config/i386/i386.opt (mavx): New.
7605 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7607 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7608 (*mov<mode>_internal_avx): New.
7609 (*movv2sf_internal_rex64_avx): Likewise.
7610 (*movv2sf_internal_avx): Likewise.
7612 * config/i386/predicates.md (const_4_to_5_operand): New.
7613 (const_6_to_7_operand): Likewise.
7614 (const_8_to_11_operand): Likewise.
7615 (const_12_to_15_operand): Likewise.
7616 (avx_comparison_float_operator): Likewise.
7618 * config/i386/sse.md (AVX256MODEI): New.
7619 (AVX256MODE): Likewise.
7620 (AVXMODEQI): Likewise.
7621 (AVXMODE): Likewise.
7622 (AVX256MODEF2P): Likewise.
7623 (AVX256MODE2P): Likewise.
7624 (AVX256MODE4P): Likewise.
7625 (AVX256MODE8P): Likewise.
7626 (AVXMODEF2P): Likewise.
7627 (AVXMODEF4P): Likewise.
7628 (AVXMODEDCVTDQ2PS): Likewise.
7629 (AVXMODEDCVTPS2DQ): Likewise.
7630 (avxvecmode): Likewise.
7631 (avxvecpsmode): Likewise.
7632 (avxhalfvecmode): Likewise.
7633 (avxscalarmode): Likewise.
7634 (avxcvtvecmode): Likewise.
7635 (avxpermvecmode): Likewise.
7636 (avxmodesuffixf2c): Likewise.
7637 (avxmodesuffixp): Likewise.
7638 (avxmodesuffixs): Likewise.
7639 (avxmodesuffix): Likewise.
7640 (vpermilbits): Likewise.
7641 (pinsrbits): Likewise.
7642 (mov<mode>): Likewise.
7643 (*mov<mode>_internal): Likewise.
7644 (push<mode>1): Likewise.
7645 (movmisalign<mode>): Likewise.
7646 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7647 (avx_movdqu<avxmodesuffix>): Likewise.
7648 (avx_lddqu<avxmodesuffix>): Likewise.
7649 (<plusminus_insn><mode>3): Likewise.
7650 (*avx_<plusminus_insn><mode>3): Likewise.
7651 (*avx_vm<plusminus_insn><mode>3): Likewise.
7652 (mul<mode>3): Likewise.
7653 (*avx_mul<mode>3): Likewise.
7654 (*avx_vmmul<mode>3): Likewise.
7655 (divv8sf3): Likewise.
7656 (divv4df3): Likewise.
7657 (avx_div<mode>3): Likewise.
7658 (*avx_div<mode>3): Likewise.
7659 (*avx_vmdiv<mode>3): Likewise.
7660 (avx_rcpv8sf2): Likewise.
7661 (*avx_vmrcpv4sf2): Likewise.
7662 (sqrtv8sf2): Likewise.
7663 (avx_sqrtv8sf2): Likewise.
7664 (*avx_vmsqrt<mode>2): Likewise.
7665 (rsqrtv8sf2): Likewise.
7666 (avx_rsqrtv8sf2): Likewise.
7667 (*avx_vmrsqrtv4sf2): Likewise.
7668 (<code><mode>3): Likewise.
7669 (*avx_<code><mode>3_finite): Likewise.
7670 (*avx_<code><mode>3): Likewise.
7671 (*avx_vm<code><mode>3): Likewise.
7672 (*avx_ieee_smin<mode>3): Likewise.
7673 (*avx_ieee_smax<mode>3): Likewise.
7674 (avx_addsubv8sf3): Likewise.
7675 (avx_addsubv4df3): Likewise.
7676 (*avx_addsubv4sf3): Likewise.
7677 (*avx_addsubv2df3): Likewise.
7678 (avx_h<plusminus_insn>v4df3): Likewise.
7679 (avx_h<plusminus_insn>v8sf3): Likewise.
7680 (*avx_h<plusminus_insn>v4sf3): Likewise.
7681 (*avx_h<plusminus_insn>v2df3): Likewise.
7682 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7683 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7684 (*avx_maskcmp<mode>3): Likewise.
7685 (avx_nand<mode>3): Likewise.
7686 (*avx_<code><mode>3): Likewise.
7687 (*avx_nand<mode>3): Likewise.
7688 (*avx_<code><mode>3): Likewise.
7689 (*avx_cvtsi2ss): Likewise.
7690 (*avx_cvtsi2ssq): Likewise.
7691 (*avx_cvtsi2sd): Likewise.
7692 (*avx_cvtsi2sdq): Likewise.
7693 (*avx_cvtsd2ss): Likewise.
7694 (avx_cvtss2sd): Likewise.
7695 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7696 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7697 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7698 (*avx_cvtsi2sd): Likewise.
7699 (*avx_cvtsi2sdq): Likewise.
7700 (avx_cvtdq2pd256): Likewise.
7701 (avx_cvtpd2dq256): Likewise.
7702 (avx_cvttpd2dq256): Likewise.
7703 (*avx_cvtsd2ss): Likewise.
7704 (*avx_cvtss2sd): Likewise.
7705 (avx_cvtpd2ps256): Likewise.
7706 (avx_cvtps2pd256): Likewise.
7707 (*avx_movhlps): Likewise.
7708 (*avx_movlhps): Likewise.
7709 (avx_unpckhps256): Likewise.
7710 (*avx_unpckhps): Likewise.
7711 (avx_unpcklps256): Likewise.
7712 (*avx_unpcklps): Likewise.
7713 (avx_movshdup256): Likewise.
7714 (avx_movsldup256): Likewise.
7715 (avx_shufps256): Likewise.
7716 (avx_shufps256_1): Likewise.
7717 (*avx_shufps_<mode>): Likewise.
7718 (*avx_loadhps): Likewise.
7719 (*avx_storelps): Likewise.
7720 (*avx_loadlps): Likewise.
7721 (*avx_movss): Likewise.
7722 (*vec_dupv4sf_avx): Likewise.
7723 (*vec_concatv2sf_avx): Likewise.
7724 (*vec_concatv4sf_avx): Likewise.
7725 (*vec_setv4sf_0_avx): Likewise.
7726 (*vec_setv4sf_avx): Likewise.
7727 (*avx_insertps): Likewise.
7728 (avx_vextractf128<mode>): Likewise.
7729 (vec_extract_lo_<mode>): Likewise.
7730 (vec_extract_hi_<mode>): Likewise.
7731 (vec_extract_lo_<mode>): Likewise.
7732 (vec_extract_hi_<mode>): Likewise.
7733 (vec_extract_lo_v16hi): Likewise.
7734 (vec_extract_hi_v16hi): Likewise.
7735 (vec_extract_lo_v32qi): Likewise.
7736 (vec_extract_hi_v32qi): Likewise.
7737 (avx_unpckhpd256): Likewise.
7738 (*avx_unpckhpd): Likewise.
7739 (avx_movddup256): Likewise.
7740 (*avx_movddup): Likewise.
7741 (avx_unpcklpd256): Likewise.
7742 (*avx_unpcklpd): Likewise.
7743 (avx_shufpd256): Likewise.
7744 (avx_shufpd256_1): Likewise.
7745 (*avx_punpckhqdq): Likewise.
7746 (*avx_punpcklqdq): Likewise.
7747 (*avx_shufpd_<mode>): Likewise.
7748 (*avx_storehpd): Likewise.
7749 (*avx_loadhpd): Likewise.
7750 (*avx_loadlpd): Likewise.
7751 (*avx_movsd): Likewise.
7752 (*vec_concatv2df_avx): Likewise.
7753 (*avx_<plusminus_insn><mode>3): Likewise.
7754 (*avx_<plusminus_insn><mode>3): Likewise.
7755 (*avx_mulv8hi3): Likewise.
7756 (*avxv8hi3_highpart): Likewise.
7757 (*avx_umulv8hi3_highpart): Likewise.
7758 (*avx_umulv2siv2di3): Likewise.
7759 (*avx_mulv2siv2di3): Likewise.
7760 (*avx_pmaddwd): Likewise.
7761 (*avx_mulv4si3): Likewise.
7762 (*avx_ashr<mode>3): Likewise.
7763 (*avx_lshr<mode>3): Likewise.
7764 (*avx_ashl<mode>3): Likewise.
7765 (*avx_<code><mode>3): Likewise.
7766 (*avx_eq<mode>3): Likewise.
7767 (*avx_gt<mode>3): Likewise.
7768 (*avx_nand<mode>3): Likewise.
7769 (*avx_nand<mode>3): Likewise.
7770 (*avx_<code><mode>3): Likewise.
7771 (*avx_<code><mode>3): Likewise.
7772 (*avx_packsswb): Likewise.
7773 (*avx_packssdw): Likewise.
7774 (*avx_packuswb): Likewise.
7775 (*avx_punpckhbw): Likewise.
7776 (*avx_punpcklbw): Likewise.
7777 (*avx_punpckhwd): Likewise.
7778 (*avx_punpcklwd): Likewise.
7779 (*avx_punpckhdq): Likewise.
7780 (*avx_punpckldq): Likewise.
7781 (*avx_pinsr<avxmodesuffixs>): Likewise.
7782 (*avx_pinsrq): Likewise.
7783 (*avx_loadld): Likewise.
7784 (*vec_extractv2di_1_rex64_avx): Likewise.
7785 (*vec_extractv2di_1_avx): Likewise.
7786 (*vec_dupv2di_avx): Likewise.
7787 (*vec_concatv2si_avx): Likewise.
7788 (*vec_concatv4si_1_avx): Likewise.
7789 (*vec_concatv2di_avx): Likewise.
7790 (*vec_concatv2di_rex64_avx): Likewise.
7791 (*avx_uavgv16qi3): Likewise.
7792 (*avx_uavgv8hi3): Likewise.
7793 (*avx_psadbw): Likewise.
7794 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7795 (*avx_phaddwv8hi3): Likewise.
7796 (*avx_phadddv4si3): Likewise.
7797 (*avx_phaddswv8hi3): Likewise.
7798 (*avx_phsubwv8hi3): Likewise.
7799 (*avx_phsubdv4si3): Likewise.
7800 (*avx_phsubswv8hi3): Likewise.
7801 (*avx_pmaddubsw128): Likewise.
7802 (*avx_pmulhrswv8hi3): Likewise.
7803 (*avx_pshufbv16qi3): Likewise.
7804 (*avx_psign<mode>3): Likewise.
7805 (*avx_palignrti): Likewise.
7806 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7807 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7808 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7809 (*avx_mpsadbw): Likewise.
7810 (*avx_packusdw): Likewise.
7811 (*avx_pblendvb): Likewise.
7812 (*avx_pblendw): Likewise.
7813 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7814 (avx_ptest256): Likewise.
7815 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7816 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7817 (*avx_aesenc): Likewise.
7818 (*avx_aesenclast): Likewise.
7819 (*avx_aesdec): Likewise.
7820 (*avx_aesdeclast): Likewise.
7821 (avx_vzeroupper): Likewise.
7822 (avx_vzeroupper_rex64): Likewise.
7823 (avx_vpermil<mode>): Likewise.
7824 (avx_vpermilvar<mode>3): Likewise.
7825 (avx_vpermil2<mode>3): Likewise.
7826 (avx_vperm2f128<mode>3): Likewise.
7827 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7828 (avx_vbroadcastss256): Likewise.
7829 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7830 (avx_vinsertf128<mode>): Likewise.
7831 (vec_set_lo_<mode>): Likewise.
7832 (vec_set_hi_<mode>): Likewise.
7833 (vec_set_lo_<mode>): Likewise.
7834 (vec_set_hi_<mode>): Likewise.
7835 (vec_set_lo_v16hi): Likewise.
7836 (vec_set_hi_v16hi): Likewise.
7837 (vec_set_lo_v32qi): Likewise.
7838 (vec_set_hi_v32qi): Likewise.
7839 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7840 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7841 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7842 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7843 (vec_init<mode>): Likewise.
7844 (*vec_concat<mode>_avx): Likewise.
7845 (blendbits): Support V8SF and V4DF.
7846 (sse2_movq128): Support AVX.
7847 (<sse>_movnt<mode>): Likewise.
7848 (sse2_movntv2di): Likewise.
7849 (sse_rcpv4sf2): Likewise.
7850 (sse_sqrtv4sf2): Likewise.
7851 (sse_rsqrtv4sf2): Likewise.
7852 (<sse>_comi): Likewise.
7853 (<sse>_ucomi): Likewise.
7854 (sse_cvtss2si): Likewise.
7855 (sse_cvtss2si_2): Likewise.
7856 (sse_cvtss2siq): Likewise.
7857 (sse_cvtss2siq_2): Likewise.
7858 (sse_cvttss2si): Likewise.
7859 (sse_cvttss2siq): Likewise.
7860 (sse2_cvtsd2si): Likewise.
7861 (sse2_cvtsd2si_2): Likewise.
7862 (sse2_cvtsd2siq): Likewise.
7863 (sse2_cvtsd2siq_2): Likewise.
7864 (sse2_cvttsd2si): Likewise.
7865 (sse2_cvttsd2siq): Likewise.
7866 (sse2_cvtdq2pd): Likewise.
7867 (*sse2_cvtpd2dq): Likewise.
7868 (*sse2_cvttpd2dq): Likewise.
7869 (*sse2_cvtpd2ps): Likewise.
7870 (sse2_cvtps2pd): Likewise.
7871 (sse3_movshdup): Likewise.
7872 (sse3_movsldup): Likewise.
7873 (sse_storehps): Likewise.
7874 (*sse4_1_extractps): Likewise.
7875 (sse2_storelpd): Likewise.
7876 (vec_dupv2df_sse3): Likewise.
7877 (*vec_concatv2df_sse3): Likewise.
7878 (*sse4_1_pextrb): Likewise.
7879 (*sse4_1_pextrb_memory): Likewise.
7880 (*sse2_pextrw): Likewise.
7881 (*sse4_1_pextrw_memory): Likewise.
7882 (*sse4_1_pextrd): Likewise.
7883 (*sse4_1_pextrq): Likewise.
7884 (sse2_pshufd_1): Likewise.
7885 (sse2_pshuflw_1): Likewise.
7886 (sse2_pshufhw_1): Likewise.
7887 (*sse2_storeq_rex64): Likewise.
7888 (*vec_dupv4si): Likewise.
7889 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7890 (sse2_pmovmskb): Likewise.
7891 (*sse2_maskmovdqu): Likewise.
7892 (*sse2_maskmovdqu_rex64): Likewise.
7893 (sse_ldmxcsr): Likewise.
7894 (sse_stmxcsr): Likewise.
7895 (abs<mode>2): Likewise.
7896 (sse4_1_movntdqa): Likewise.
7897 (sse4_1_phminposuw): Likewise.
7898 (sse4_1_extendv8qiv8hi2): Likewise.
7899 (*sse4_1_extendv8qiv8hi2): Likewise.
7900 (sse4_1_extendv4qiv4si2): Likewise.
7901 (*sse4_1_extendv4qiv4si2): Likewise.
7902 (sse4_1_extendv2qiv2di2): Likewise.
7903 (*sse4_1_extendv2qiv2di2): Likewise.
7904 (sse4_1_extendv4hiv4si2): Likewise.
7905 (*sse4_1_extendv4hiv4si2): Likewise.
7906 (sse4_1_extendv2hiv2di2): Likewise.
7907 (*sse4_1_extendv2hiv2di2): Likewise.
7908 (sse4_1_extendv2siv2di2): Likewise.
7909 (*sse4_1_extendv2siv2di2): Likewise.
7910 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7911 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7912 (sse4_1_zero_extendv4qiv4si2): Likewise.
7913 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7914 (sse4_1_zero_extendv2qiv2di2): Likewise.
7915 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7916 (sse4_1_zero_extendv4hiv4si2): Likewise.
7917 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7918 (sse4_1_zero_extendv2hiv2di2): Likewise.
7919 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7920 (sse4_1_zero_extendv2siv2di2): Likewise.
7921 (*sse4_1_zero_extendv2siv2di2): Likewise.
7922 (sse4_1_ptest): Likewise.
7923 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7924 (sse4_2_pcmpestri): Likewise.
7925 (sse4_2_pcmpestrm): Likewise.
7926 (sse4_2_pcmpistri): Likewise.
7927 (sse4_2_pcmpistrm): Likewise.
7929 (aeskeygenassist): Likewise.
7931 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7933 * config/i386/predicates.md (vzeroall_operation): New.
7935 * config/i386/sse.md (avx_vzeroall): New.
7936 (*avx_vzeroall): Likewise.
7938 2008-08-28 Paul Brook <paul@codesourcery.com>
7939 Mark Shinwell <shinwell@codesourcery.com>
7940 Richard Earnshaw <richard.earnshaw@arm.com>
7942 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7943 (TARGET_MIN_ANCHOR_OFFSET): New.
7944 (arm_override_options): Set correct anchor ranges for Thumb-1
7945 and Thumb-2 if required.
7946 (legitimize_pic_address): Handle case involving a TLS symbol
7947 reference with an addend.
7948 (arm_optimization_options): Enable section anchors at -O1 and
7950 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7951 * config/arm/arm-protos.h (arm_optimization_options): New.
7953 2008-08-28 Nick Clifton <nickc@redhat.com>
7955 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7956 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7959 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7960 * config/v850/v850.md (return): Remove frame size restriction.
7962 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7964 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7966 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7968 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7970 2008-08-28 Paul Brook <paul@codesourcery.com>
7972 * config/arm/vfp11.md: Update license notice.
7973 * config/arm/cortex-r4.md: Ditto.
7975 2008-08-28 Richard Guenther <rguenther@suse.de>
7977 PR tree-optimization/37207
7978 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7981 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7984 * tree.c (int_fits_type_p): Don't forget unsigned integers
7985 of type sizetype which higher end word equals -1.
7987 2008-08-28 Ira Rosen <irar@il.ibm.com>
7989 * target.h (struct vectorize): Add new target builtin.
7990 * tree-vectorizer.c (destroy_loop_vec_info): Call
7991 vect_free_slp_instance instead of vect_free_slp_node.
7992 * tree-vectorizer.h (enum slp_load_perm_type): New.
7993 (struct _slp_instance): Add new fields.
7994 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7995 (SLP_INSTANCE_LOADS): New.
7996 (vect_free_slp_tree): Remove.
7997 (vect_free_slp_instance): Declare.
7998 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7999 (vectorizable_load): Add argument.
8000 (vect_transform_slp_perm_load): New.
8001 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8003 (vect_get_place_in_interleaving_chain): New function.
8004 (vect_free_slp_tree): Make static.
8005 (vect_free_slp_instance): New function.
8006 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8007 collect the load location in the interleaving chain.
8008 (vect_supported_slp_permutation_p): New function.
8009 (vect_supported_load_permutation_p): Likewise.
8010 (vect_analyze_slp_instance): In case of loads permutation, call
8011 vect_supported_load_permutation_p to check that the permutation is
8013 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8014 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8015 (vect_create_mask_and_perm): New function.
8016 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8017 (vectorizable_load): Add an argument. Don't keep the created vectors
8018 statements in the node if permutation is required. Call
8019 vect_transform_slp_perm_load to generate the permutation.
8020 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8021 additional argument.
8022 (vect_schedule_slp_instance): In case of loads permutation, allocate
8023 vectorized statements structure for all the related SLP nodes. Call
8024 vect_transform_stmt with addditional argument.
8025 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8026 * config/spu/spu.c (spu_builtin_vec_perm): New.
8027 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8028 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8029 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8030 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8032 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8034 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8035 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8036 __gthread_cond_signal, __gthread_cond_timedwait,
8037 __gthread_cond_timedwait_recursive): New functions.
8038 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8040 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8043 2008-08-28 Richard Guenther <rguenther@suse.de>
8046 * fold-const.c (maybe_canonicalize_comparison_1): Require
8047 undefined overflow only for canonicalizing A +- CST cmp CST.
8048 Make sure to not generate new constants that are not inside
8049 their TYPE_MIN/MAX_VALUE range.
8050 (maybe_canonicalize_comparison): Remove undefined overflow
8052 (fold_binary): Remove now duplicate folding.
8054 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8056 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8057 use not updated in the last change.
8059 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8061 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8062 (IRA_COVER_CLASSES): Add FPUL_REGS.
8064 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8067 * c-common.c (conversion_warning): Check for null operands.
8069 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8072 * c-decl.c (check_for_loop_decls): Improve error message. Give
8075 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8078 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8079 (convert_for_assignment): Pass corrent OPT_W* parameter to
8080 WARN_FOR_ASSIGNMENT.
8082 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8085 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8087 2008-08-27 Paul Brook <paul@codesourcery.com>
8089 * config.gcc: Loosen checks for arm uclinux eabi targets.
8091 2008-08-27 Paul Brook <paul@codesourcery.com>
8093 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8095 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8097 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8099 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8100 the enumerators of an ENUMERAL_TYPE.
8101 * dbxout.c (dbxout_type): Ditto.
8103 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8106 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8107 (fwprop_addr): Check that the loop_father is not the outer loop.
8109 2008-08-26 Paul Brook <paul@codesourcery.com>
8111 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8112 Remove documentation entry for fmul type.
8113 Use fmuls to annotate single-precision multiplication patterns,
8114 fmuld to annotate double-precision multiplication patterns,
8115 fmacs to annotate single-precision multiply-accumulate patterns
8116 and fmacd to annotate double-precision multiply-accumulate patterns.
8117 * config/arm/vfp11.md: Update reservations accordingly.
8118 * config/arm/arm.md: Note that certain values of the "type"
8119 attribute are documented in vfp.md.
8120 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8121 (v10_cvt): Use new fmul types.
8123 2008-08-26 Paul Brook <paul@codesourcery.com>
8125 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8126 * config/arm/vfp11.md: ...here. New.
8127 * config/arm/arm.md: Include vfp11.md.
8129 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8131 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8132 parameter to inform call.
8134 2008-08-26 Jeff Law <law@redhat.com>
8136 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8137 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8138 preferred class when copying a constant into a partial word register.
8140 2008-08-26 Ben Elliston <bje@au.ibm.com>
8142 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8143 * cp/typeck.c: Likewise.
8144 * cp/tree.c: Likewise.
8145 * gimple-low.c: Likewise.
8148 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8150 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8151 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8153 * doc/passes.texi: Describe IRA.
8155 * doc/tm.texi (IRA_COVER_CLASSES,
8156 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8158 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8159 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8160 -fira-propagate-cost, -fno-ira-share-save-slots,
8161 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8163 * flags.h (ira_algorithm): New enumeration.
8164 (flag_ira_algorithm, flag_ira_verbose): New external variable
8167 * postreload.c (gate_handle_postreload): Don't do post reload
8168 optimizations unless the reload is completed.
8170 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8173 * tree-pass.h (pass_ira): New external variable declaration.
8175 * reload.h: Add 2008 to the Copyright.
8177 * cfgloopanal.c: Include params.h.
8178 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8181 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8183 * toplev.c (ira.h): New include.
8184 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8185 (backend_init_target): Call ira_init.
8186 (backend_init): Call ira_init_once.
8187 (finalize): Call finish_ira_once.
8189 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8190 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8193 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8194 may_move_out_cost): New external variable declarations.
8195 (move_table): New typedef.
8197 * caller-save.c: Include headers output.h and ira.h.
8198 (no_caller_save_reg_set): New global variable.
8199 (save_slots_num, save_slots): New variables.
8200 (reg_save_code, reg_restore_code, add_stored_regs): Add
8202 (init_caller_save): Set up no_caller_save_reg_set.
8203 (init_save_areas): Reset save_slots_num.
8204 (saved_hard_reg): New structure.
8205 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8206 (initiate_saved_hard_regs, new_saved_hard_reg,
8207 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8209 (setup_save_areas): Add code for sharing stack slots.
8210 (all_blocks): New variable.
8211 (save_call_clobbered_regs): Process pseudo-register too.
8212 (mark_set_regs): Process pseudo-register too.
8213 (insert_one_insn): Put the insn after bb note in a empty basic
8214 block. Add insn check.
8216 * global.c (eliminable_regset): Make it external.
8217 (mark_elimination): Use DF_LR_IN for IRA.
8218 (pseudo_for_reload_consideration_p): New.
8219 (build_insn_chain): Make it external. Don't ignore spilled
8220 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8221 (gate_handle_global_alloc): New function.
8222 (pass_global_alloc): Add the gate function.
8224 * opts.c (decode_options): Set up flag_ira. Print the warning for
8226 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8228 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8230 * regmove.c (regmove_optimize): Don't do replacement of output for
8233 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8234 New external variable declarations.
8236 * local-alloc.c (update_equiv_regs): Make it external. Return
8237 true if jump label rebuilding should be done. Rescan new_insn for
8239 (gate_handle_local_alloc): New function.
8240 (pass_local_alloc): Add the gate function.
8242 * alias.c (value_addr_p, stack_addr_p): New functions.
8243 (nonoverlapping_memrefs_p): Use them for IRA.
8245 * common.opt (fira, fira-algorithm, fira-coalesce,
8246 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8247 fira-verbose): New options.
8249 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8250 move_cost, may_move_in_cost, may_move_out_cost): Make the
8252 (move_table): Remove typedef.
8253 (init_move_cost): Make it external.
8254 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8257 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8258 setup_reg_classes): New function prototypes.
8259 (eliminable_regset): New external variable declaration.
8260 (build_insn_chain, update_equiv_regs): New function prototypes.
8262 * Makefile.in (IRA_INT_H): New definition.
8263 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8264 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8265 (reload1.o, toplev.o): Add dependence on ira.h.
8266 (cfgloopanal.o): Add PARAMS_H.
8267 (caller-save.o): Add dependence on output.h and ira.h.
8268 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8269 ira-emit.o, ira-lives.o): New entries.
8271 * passes.c (pass_ira): New pass.
8273 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8275 * reload1.c (ira.h): Include the header.
8276 (changed_allocation_pseudos): New bitmap.
8277 (init_reload): Initiate the bitmap.
8278 (compute_use_by_pseudos): Permits spilled registers in FROM.
8279 (temp_pseudo_reg_arr): New variable.
8280 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8281 IRA. Call alter_reg with the additional parameter. Don't clear
8282 spilled_pseudos for IRA. Restore original insn chain for IRA.
8283 Clear changed_allocation_pseudos at the end of reload.
8284 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8285 (hard_regno_to_pseudo_regno): New variable.
8286 (count_pseudo): Check spilled pseudos. Set up
8287 hard_regno_to_pseudo_regno.
8288 (count_spilled_pseudo): Check spilled pseudos. Update
8289 hard_regno_to_pseudo_regno.
8290 (find_reg): Use better_spill_reload_regno_p. Check
8291 hard_regno_to_pseudo_regno.
8292 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8294 (eliminate_regs_1): Use additional parameter for alter_reg.
8295 (finish_spills): Set up pseudo_previous_regs only for spilled
8296 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8297 more arguments. Don't clear live_throughout and dead_or_set for
8298 spilled pseudos. Use additional parameter for alter_reg. Call
8299 mark_allocation_change. Set up changed_allocation_pseudos.
8300 Remove sanity check.
8301 (emit_input_reload_insns, delete_output_reload): Use additional
8302 parameter for alter_reg. Call mark_allocation_change.
8303 (substitute, gen_reload_chain_without_interm_reg_p): New
8305 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8307 * testsuite/gcc.dg/20080410-1.c: New file.
8309 * config/s390/s390.h (IRA_COVER_CLASSES,
8310 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8312 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8314 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8316 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8318 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8320 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8322 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8324 2008-08-24 Jeff Law <law@redhat.com>
8325 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8326 when ignoring unavailable registers.
8328 2008-08-24 Jeff Law <law@redhat.com>
8329 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8330 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8331 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8332 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8334 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8335 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8337 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8338 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8339 * reload1.c (find_reg): Process registers in register allocation order.
8341 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8342 * toplev.c (backend_init_target): Move ira_init call from
8344 (lang_dependent_init_target): ...to here.
8346 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8347 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8348 calculate memory move costs for NO_REGS.
8350 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8351 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8352 STACK_REGS is defined.
8354 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8355 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8357 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8358 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8360 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8361 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8362 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8365 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8366 Dorit Nuzman <dorit@il.ibm.com>
8368 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8369 vec_extract_evenv4sf, vec_extract_evenv8hi,
8370 vec_extract_evenv16qi, vec_extract_oddv4si,
8371 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8372 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8373 vec_interleave_highv4si, vec_interleave_lowv4si,
8374 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8375 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8376 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8378 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8381 * config/rs6000/rs6000.c (optimization_options): Don't default to
8382 section anchors without toplevel reorder.
8384 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8386 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8387 (mfc_end_critical_section): Likewise.
8389 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8391 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8392 all type qualifiers from element type to vector type.
8394 2008-08-25 David Daney <ddaney@avtrex.com>
8396 * config/mips/mips.md (immediate_insn): Move up in file, fix
8397 comment typo, reformat.
8398 (fetchop_bit, atomic_hiqi_op memory_barrier,
8399 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8400 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8401 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8402 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8403 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8404 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8405 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8406 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8407 sync_old_nand<mode>, sync_new_nand<mode>,
8408 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8409 test_and_set_12): Moved to sync.md.
8411 * config/mips/sync.md: New file.
8413 2008-08-25 Richard Henderson <rth@redhat.com>
8415 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8416 (regsave): Likewise.
8417 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8418 (output_cfi_directive): Likewise.
8419 (div_data_align): New.
8420 (output_cfi): Use it.
8422 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8424 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8425 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8426 (TARGET_OCTEON): New macro.
8427 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8428 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8429 (ISA_HAS_POP): New macro.
8430 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8432 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8434 * config/mips/mips.md (cpu): Add octeon.
8435 (type): Add pop attribute value.
8436 (popcount<mode>2): New pattern.
8437 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8439 2008-08-24 Jan Hubicka <jh@suse.cz>
8441 * doc/invoke.texi (-fipa-cp-clone): New option.
8442 (-fipa-cp): Update docs.
8443 (--param ipcp-unit-growth):New.
8444 * ipa-cp.c: Include fibheap.h, params.h
8445 (ipcp_initialize_node_lattices): When not cloning, all externally
8446 visible functions are bottom.
8447 (ipcp_need_redirect_p): Accept clones.
8448 (ipcp_insert_stage): Use cost driven heuristics.
8449 (max_count, dead_nodes): New static vars.
8450 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8451 ipcp_const_param_count): New functions.
8452 * common.opt (ipa-cp-clone): New command line option.
8453 * params.def (ipcp-unit-growth): New.
8455 2008-08-24 Jan Hubicka <jh@suse.cz>
8457 * tree-inline.c (tree_function_versioning): Look harder
8458 for referenced vars.
8460 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8462 PR tree-optimization/37185
8463 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8465 2008-08-23 Jan Hubicka <jh@suse.cz>
8467 * ipa-cp.c (ipcp_analyze_node): New function.
8468 (ipcp_update_cloned_node): Use it.
8469 (ipcp_init_stage): Likewise.
8470 * ipa-inline.c (function_insertion_hook_holder): New static var.
8471 (analyze_function): Break out from ....
8472 (inline_generate_summary): Here; register insertion hook.
8473 (cgraph_decide_inlining): Remove hook.
8474 (add_new_function): New function.
8476 2008-08-23 Jan Hubicka <jh@suse.cz>
8478 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8480 2008-08-23 Jan Hubicka <jh@suse.cz>
8482 * ipa-cp.c (constant_val_insert): Remove.
8483 (ipcp_propagate_one_const): Remove.
8484 (ipcp_create_replace_map): Always insert replacements to the map.
8485 (ipcp_insert_stage): Do not try to insert statements by hand.
8486 * tree-inline.c (insert_init_stmt): Break out from ...
8487 (setup_one_parameter): ... here; allow NULL BB pointer.
8488 (tree_function_versioning): Use setup_one_parameter to process
8491 2008-08-23 Jan Hubicka <jh@suse.cz>
8493 * tree.c (decl_address_ip_invariant_p): New function.
8494 * tree.h (decl_address_ip_invariant_p): Declare.
8495 * gimple.c (strip_invariant_refs): Break out from ...
8496 (is_gimple_invariant_address): ... here
8497 (is_gimple_ip_invariant_address): New function.
8498 (is_gimple_ip_invariant): New function.
8499 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8502 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8503 (ipcp_lat_is_insertable): All constants are insertable.
8504 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8505 IPA_CONST_VALUE_REF.
8506 (ipcp_initialize_node_lattices): Propagate all types of operands.
8507 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8508 (ipcp_create_replace_map): Reformat.
8509 (ipcp_need_redirect_p): Simplify.
8510 (ipcp_insert_stage): Check that argument is used before clonning.
8511 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8513 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8514 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8515 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8516 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8517 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8518 * tree-inline.c (tree_function_versioning): Add variables referenced
8521 2008-08-23 Jan Hubicka <jh@suse.cz>
8524 * i386.c (standard_80387_constant_p): Use optimize_size.
8526 2008-08-23 Ira Rosen <irar@il.ibm.com>
8528 PR tree-optimization/37161
8529 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8530 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8531 (vect_determine_vectorization_factor): Move the scalar type
8532 retrieval to vect_get_smallest_scalar_type.
8533 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8534 scalar type. Remove redundant computation.
8535 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8536 (vect_get_slp_defs): Take the type of RHS into account if
8537 necessary by calling vect_get_smallest_scalar_type. Call
8538 vect_get_constant_vectors with additional argument.
8540 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8543 * doc/invoke.texi (Wwrite-strings): Clarify description.
8545 2008-08-23 Ira Rosen <irar@il.ibm.com>
8547 PR tree-optimization/37174
8548 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8549 def stmt is a part of the loop before accessing its stmt_vec_info.
8551 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8554 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8555 (*swap): New insn pattern.
8556 (*ashlqi3): Rename from ashlqi3 insn pattern.
8557 (ashlqi3): New expanders.
8558 (*lshrqi3): Rename from lshrqi3 insn pattern.
8559 (lshrqi3): New expanders.
8560 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8561 lshrqi3_const5, lshrqi3_const6): New splitters.
8562 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8563 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8566 2008-08-22 Richard Guenther <rguenther@suse.de>
8568 PR tree-optimization/37078
8569 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8570 [+INF, +INF] ranges.
8572 2008-08-22 Richard Guenther <rguenther@suse.de>
8574 PR tree-optimization/37143
8575 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8576 a conversion statement instead of a copy.
8578 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8581 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8582 CCCmode, CCOmode and CCSmode destination modes.
8585 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8586 from different units in a single alternative.
8587 (*vec_extractv2sf_1): Ditto.
8588 (*vec_extractv2si_0): Ditto.
8589 (*vec_extractv2si_1): Ditto.
8590 * config/i386/sse.md (sse2_storehpd): Ditto.
8591 (sse2_storelpd): Ditto.
8592 (sse2_loadhpd): Ditto.
8593 (sse2_loadlpd): Ditto.
8596 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8597 (popcountsi2): Ditto.
8598 (clzdi2_abm): Ditto.
8599 (popcountdi2): Ditto.
8600 (clzhi2_abm): Ditto.
8601 (popcounthi2): Ditto.
8603 2008-08-22 Richard Guenther <rguenther@suse.de>
8607 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8608 if the multiplication does not overflow.
8610 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8612 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8614 2008-08-21 Richard Henderson <rth@redhat.com>
8616 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8617 spurrious comma from test.
8618 * configure: Rebuild.
8620 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8623 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8626 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8628 * c-tree.h (grokfield): New argument.
8629 * c-decl.c (grokfield): Handle new location argument.
8630 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8632 2008-08-21 Richard Guenther <rguenther@suse.de>
8634 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8636 2008-08-21 Jan Hubicka <jh@suse.cz>
8638 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8639 (cgraph_add_function_insertion_hook,
8640 cgraph_remove_function_insertion_hook,
8641 cgraph_call_function_insertion_hooks): New functions.
8642 * cgraph.h (cgraph_add_function_insertion_hook,
8643 cgraph_remove_function_insertion_hook,
8644 cgraph_call_function_insertion_hooks): Declare.
8645 * ipa-reference.c (function_insertion_hook_holder): New variable.
8646 (check_operand, look_for_address_of): When checking late, do not care
8647 about module bitmaps.
8648 (add_new_function): New function.
8649 (generate_summary): Register hooks; zero module bitmaps.
8650 (propagate): Unregister hooks.
8651 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8652 (add_new_function): New function.
8653 (generate_summary): Register hook.
8654 (propagate): Remove hook.
8656 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8658 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8659 * ipa-cp.c (ipcp_update_cloned_node): New function.
8660 (build_const_val): Handle functions correctly; bring type logic
8661 into sync with tree-inline.c
8662 (ipcp_init_stage): Take care of computing stuff needed by
8663 indirect inlining; update clones.
8664 (ipcp_generate_summary): Break out of ipcp_driver.
8665 (ipcp_driver): Do only execution and transformation.
8666 (pass_ipa_cp): Make IPA_PASS.
8667 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8669 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8670 ipcp, some info is already available.
8671 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8672 * tree-inline.c (remap_ssa_name): Unshare expression.
8674 2008-08-21 Richard Guenther <rguenther@suse.de>
8676 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8677 a PHI ask VN if it is already available.
8678 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8679 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8681 2008-08-21 Richard Guenther <rguenther@suse.de>
8684 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8685 makes sure to produce a result of the correct type.
8687 2008-08-21 Jan Hubicka <jh@suse.cz>
8688 Backport from LTO branch:
8690 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8691 Jan Hubicka <jh@suse.cz>
8694 (init_state, finish_state, set_function_state, generate_summary):
8696 (scan_stmt): Renamed from scan_function. Changed to keep state in
8697 local static vars rather than cgraph aux field.
8698 (propagate): Renamed from static_execute. Changed to keep state in
8699 local static vars rather than cgraph aux field.
8700 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8701 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8703 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8705 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8706 * ipa-reference.c (init_function_info, generate_summary,
8707 propagate): New functions.
8708 (analyze_function): Call init_function_info.
8709 (static_execute): Stripped into generate_summary and propagate.
8710 (pass_ipa_reference): Made into ipa_opt_pass.
8712 2008-08-21 Richard Guenther <rguenther@suse.de>
8714 PR tree-optimization/37181
8715 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8717 (extract_range_from_unary_expr): Likewise.
8719 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8721 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8723 * toplev.h (pedwarn_at): Likewise.
8724 * builtins.c: Update all calls to pedwarn.
8725 * c-lex.c: Likewise.
8726 * toplev.c: Likewise.
8727 * c-tree.h: Likewise.
8728 * c-decl.c: Likewise.
8729 * c-errors.c: Likewise.
8730 * c-typeck.c: Likewise.
8731 * c-common.c: Likewise.
8732 * c-parser.c: Likewise.
8734 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8737 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8738 with MODE_VECTOR_INT mode.
8740 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8743 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8744 initialized outside the current module.
8745 (warn_uninitialized_var): Ignore left-hand side when walking the
8746 trees. Ignore address expressions. Examine VUSE operands in gimple
8747 statements with a variable declaration on the right-hand side.
8749 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8752 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8754 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8757 * c-common.c (conversion_warning): Do not warn if applying bit-and
8758 operator to unsigned constant that fits in the target type.
8760 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8763 * c-common.c (conversion_warning): Do not warn for artificial
8766 2008-08-20 Richard Guenther <rguenther@suse.de>
8768 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8769 (extract_range_from_binary_expr): Fall back to constant propagation.
8770 (extract_range_from_unary_expr): Likewise.
8772 2008-08-20 Richard Guenther <rguenther@suse.de>
8774 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8775 with TREE_THIS_VOLATILE on shared nodes.
8776 (fold_stmt_r): Likewise.
8778 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8781 * c-parser.c (c_parser_attributes): For keywords use canonical
8782 spelling for attr_name.
8784 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8786 * value-prof.c (check_counter): Revert wrong call to error.
8788 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8790 * profile.c: Update calls to inform.
8791 * value-prof.c: Update calls to inform.
8793 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8795 * diagnostic.c (inform): Add an explicit location_t parameter.
8796 * toplev.h (inform): Update declaration.
8797 * builtins.c: Update all calls to inform.
8798 * c-common.c: Likewise.
8799 * c-decl.c: Likewise.
8800 * c-opts.c: Likewise.
8801 * c-pch.c: Likewise.
8802 * c-pragma.c: Likewise.
8803 * c-typeck.c: Likewise.
8804 * coverage.c: Likewise.
8806 * toplev.c: Likewise.
8807 * tree-cfg.c: Likewise.
8808 * tree-ssa.c: Likewise.
8810 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8813 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8814 V2DI mode, for SSE4.1, use movq instead of vector set if the
8815 second element is zero and inter-unit moves are OK.
8817 2008-08-20 Richard Guenther <rguenther@suse.de>
8819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8820 properly handle conversion/copy chains after tuplification.
8822 2008-08-20 Richard Guenther <rguenther@suse.de>
8824 * passes.c (init_optimization_passes): Move the second
8825 forwprop pass before alias computation. Remove the second
8826 DCE pass. Remove the first dominator and phi copy/const
8829 2008-08-20 Nick Clifton <nickc@redhat.com>
8831 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8832 support of this feature. Do not assume that a sufficiently new
8833 assembler will support the feature regardless of the target type.
8834 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8835 * configure: Regenerate.
8837 2008-08-20 Richard Guenther <rguenther@suse.de>
8839 * tree-vrp.c (found_in_subgraph): Remove.
8840 (live): New global static.
8841 (live_on_edge): New function.
8842 (blocks_visited): Remove.
8843 (register_edge_assert_for_2): Use live_on_edge.
8844 (find_conditional_asserts): Remove code dealing with
8845 found_in_subgraph. Do not walk the CFG.
8846 (find_switch_asserts): Likewise.
8847 (find_assert_locations_1): Renamed from find_assert_locations.
8848 Move finding assert locations for conditional and switch
8849 statements first. Update live bitmap. Do not walk the CFG.
8850 (find_assert_locations): New function.
8851 (insert_range_assertions): Remove entry of CFG walk.
8852 Adjust call to find_assert_locations.
8853 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8854 that only can appear because of fake exit edges but assert we
8855 never try to insert on those.
8856 (fini_pre): Do not remove fake exit edges here...
8857 (execute_pre): ...but here, before committing edge inserts.
8859 2008-08-19 Richard Guenther <rguenther@suse.de>
8861 * passes.c (init_optimization_passes): Exchange store-ccp
8864 2008-08-19 Rafael Espíndola <espindola@google.com>
8866 * varasm.c (weak_decls): Move earlier in the file.
8867 (assemble_external): Add weak decls to the weak_decls list.
8868 (declare_weak): Don't add decls to the weak_decls list.
8870 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8873 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8874 before (sse2_shufpd_<mode>).
8876 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8879 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8880 * tree.c (block_nonartificial_location): Likewise.
8882 2008-08-19 Richard Guenther <rguenther@suse.de>
8884 PR tree-optimization/35972
8885 PR tree-optimization/23094
8886 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8888 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8889 handle MISALIGNED_INDIRECT_REF.
8890 (get_ref_from_reference_ops): New helper.
8891 (vn_reference_lookup_pieces): Walk the use-def chain using the
8892 alias-oracle if requested.
8893 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8894 walking the use-def chain.
8895 (compute_avail): But not here.
8896 (create_component_ref_by_pieces_1): Properly handle
8897 MISALIGNED_INDIRECT_REF.
8898 (do_regular_insertion): Handle fully redundant
8899 expressions after PHI-translation also for SSA_NAME values, not
8900 only constants. Correctly use edoubleprime for that.
8902 2008-08-19 Ira Rosen <irar@il.ibm.com>
8904 * tree-vectorizer.c (supportable_widening_operation): Support
8905 multi-step conversion, return the number of steps in such conversion
8906 and the required intermediate types.
8907 (supportable_narrowing_operation): Likewise.
8908 * tree-vectorizer.h (vect_pow2): New function.
8909 (supportable_widening_operation): Change argument types.
8910 (supportable_narrowing_operation): Likewise.
8911 (vectorizable_type_promotion): Add an argument.
8912 (vectorizable_type_demotion): Likewise.
8913 * tree-vect-analyze.c (vect_analyze_operations): Call
8914 vectorizable_type_promotion and vectorizable_type_demotion with
8915 additional argument.
8916 (vect_get_and_check_slp_defs): Detect patterns.
8917 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8919 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8920 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8921 factor according to the smallest type in the loop.
8922 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8923 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8924 supportable_widening_operation with correct arguments.
8925 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8926 operands lists according to the number of vector statements in left
8927 or right node, if exists.
8928 (vect_gen_widened_results_half): Remove unused argument.
8929 (vectorizable_conversion): Call supportable_widening_operation,
8930 supportable_narrowing_operation, and vect_gen_widened_results_half
8931 with correct arguments.
8932 (vectorizable_assignment): Change documentation, support multiple
8934 (vectorizable_operation): Likewise.
8935 (vect_get_loop_based_defs): New function.
8936 (vect_create_vectorized_demotion_stmts): Likewise.
8937 (vectorizable_type_demotion): Support loop-aware SLP and general
8938 multi-step conversion. Call vect_get_loop_based_defs and
8939 vect_create_vectorized_demotion_stmts for transformation.
8940 (vect_create_vectorized_promotion_stmts): New function.
8941 (vectorizable_type_promotion): Support loop-aware SLP and general
8942 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8944 (vectorizable_store): Change documentation, support multiple
8946 (vectorizable_load): Likewise.
8947 (vect_transform_stmt): Pass SLP_NODE to
8948 vectorizable_type_promotion and vectorizable_type_demotion.
8949 (vect_schedule_slp_instance): Move here the calculation of number
8950 of vectorized statements for each node from...
8951 (vect_schedule_slp): ... here.
8952 (vect_transform_loop): Call vect_schedule_slp without the last
8955 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8958 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8959 to == in assert statement.
8960 (vectorizable_reduction): Fix typo.
8962 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8965 * value-prof.c (check_counter): Dereference pointer to overall
8966 count when printing it.
8968 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8970 * profile.h: Really add it.
8972 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8974 * mcf.c: Really add it.
8976 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8977 Vinodha Ramasamy <vinodha@google.com>
8979 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8981 * value-prof.c (check_counter): Fix the counter if
8982 flag_profile_correction is true.
8983 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8984 tree_mod_subtract_transform):
8985 Follow check_counter parameter change.
8986 * common.opt (fprofile-correction): New option.
8988 * profile.h: Likewise.
8989 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8990 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8991 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8993 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8994 flag_profile_correction is set.
8996 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8998 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9000 2008-08-18 Tomas Bily <tbily@suse.cz>
9002 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9003 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9005 * tree-data-ref.c (split_constant_offset_1): Likewise.
9006 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9007 * tree-sra.c (sra_walk_expr): Likewise.
9008 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9009 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9010 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9011 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9013 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9014 * tree-vect-transform.c (vectorizable_type_demotion)
9015 (vectorizable_type_promotion): Likewise.
9016 * tree-inline.c (expand_call_inline):
9017 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9018 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9019 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9020 * expr.c (expand_expr_real_1): Likewise.
9021 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9022 (gimple_assign_unary_useless_conversion_p): Likewise.
9023 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9024 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9025 * fold-const.c (fold_unary): Likewise.
9026 * tree.h (CONVERT_EXPR_P): Likewise.
9027 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9028 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9030 (register_edge_assert_for_2, extract_range_from_unary_expr)
9031 (register_edge_assert_for_1): Likewise.
9033 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9035 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9036 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9037 (enum real_value_const): Delete.
9038 (get_real_const): Delete.
9039 * real.c (get_real_const): Delete.
9040 (dconst_e_ptr): Define.
9041 (dconst_third_ptr): Define.
9042 (dconst_sqrt2_ptr): Define.
9043 * builtins.c: Update all callers.
9045 2008-08-18 Richard Guenther <rguenther@suse.de>
9047 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9048 statement iterator after statement removal.
9050 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9052 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9053 (detect_processor_freebsd): Likewise.
9054 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9056 2008-08-18 Richard Guenther <rguenther@suse.de>
9058 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9059 and loads have the correct types.
9061 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9064 * c-opts.c (cpp_opts): Remove static.
9065 * c-parser.c (cpp_opts): Declare it extern.
9066 (disable_extension_diagnostics): Handle cpp options.
9067 (enable_extension_diagnostics): Likewise.
9069 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9071 * diagnostics.c (permerror_at): Rename as permerror.
9072 (permerror): Delete.
9073 * toplev.h: Likewise.
9075 2008-08-18 Richard Guenther <rguenther@suse.de>
9077 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9078 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9079 Move call_cdce before build_alias. Move copyrename2,
9080 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9081 right after final inlining.
9082 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9083 (pass_build_cfg): But instead via TODO_dump_func.
9085 2008-08-18 Richard Guenther <rguenther@suse.de>
9087 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9089 (scalarize_init): If we failed to generate some initializers
9090 do not generate zeros for not instantiated members. Instead
9091 rely on the copy out.
9092 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9093 about missing flow-sensitive alias info only if we have
9096 2008-08-17 Nick Clifton <nickc@redhat.com>
9098 * doc/extend.texi (Function Attributes): Fix typo in description
9099 if hot function attribute.
9101 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9102 Richard Sandiford <rdsandiford@googlemail.com>
9104 * doc/install.texi (--with-mips-plt): Document.
9105 * doc/invoke.texi (-mplt, -mno-plt): Document.
9106 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9107 and handle ${with_mips_plt}.
9108 * config/mips/mips.opt (mplt): New option.
9109 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9110 (TARGET_ABICALLS_PIC2): Likewise.
9111 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9112 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9113 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9114 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9115 to decide whether to output ".option picX" directives.
9116 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9117 Pass -call_nonpic rather than -KPIC for -mplt.
9118 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9119 on the command line. Also remove it when -mabi=64 is used without
9121 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9122 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9123 TARGET_ABICALLS_PIC0.
9124 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9126 (mips16_build_function_stub): Only output ".option pic" directives
9127 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9128 (mips16_build_call_stub): Fix comment and remove redundant
9129 ".set at"/"set .noat" directives.
9130 (mips_function_rodata_section): Use the default behaviour for
9131 TARGET_ABSOLUTE_ABICALLS.
9132 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9133 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9134 (mips_restore_gp): Do nothing if the current function doesn't use
9136 (mips_expand_prologue): Only save $gp if the current function uses it.
9137 Use a normal move for TARGET_ABICALLS_PIC0.
9138 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9140 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9142 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9143 of function when handling GLOBAL_POINTER_REGNUM.
9145 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9148 * common.opt (-fstack-check): Do not declare the variable here.
9149 (-fstack-check=): New option variant.
9150 * doc/invoke.texi (Code Gen Options): Document it.
9151 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9152 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9153 (STACK_CHECK_STATIC_BUILTIN): New macro.
9154 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9155 * opts.c: Include expr.h.
9156 (common_handle_option) <OPT_fold_stack_check_>: New case.
9157 <OPT_fstack_check>: Likewise.
9158 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9159 consistently in the test for variable-sized types. Adjust for
9160 new behaviour of flag_stack_check.
9161 * explow.c: Include except.h.
9162 (allocate_dynamic_stack_space): Do not take into account
9163 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9164 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9165 for variable-sized parameters. Treat all parameters whose size is
9166 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9167 stack checking is enabled.
9168 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9169 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9170 if generic stack checking is enabled.
9171 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9172 * reload1.c (reload): Likewise.
9173 * stmt.c (expand_decl): Assert that all automatic variables have
9174 fixed size at this point and remove dead code.
9175 * flags.h (stack_check_type): New enumeration type.
9176 (flag_stack_check): Declare.
9177 * toplev.c (flag_stack_check): New global variable.
9178 * Makefile.in (opts.o): Add dependency on EXPR_H.
9179 (explow.o): Add dependency on except.h.
9181 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9183 * config/avr/avr.c (avr_override_options): Reduce value of
9184 PARAM_INLINE_CALL_COST.
9186 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9188 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9189 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9190 lieu of TYPE_MODE (type) throughout.
9192 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9194 * config/arm/arm.c (add_minipool_backward_ref): Check for
9195 8-byte-aligned entries in second case of forcing insertion after a
9196 particular entry. Change third case to avoid inserting
9197 non-8-byte-aligned entries before 8-byte-aligned ones.
9199 2008-08-15 Richard Guenther <rguenther@suse.de>
9201 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9202 strip components for unknown size accesses.
9204 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9206 * config/s390/2097.md New file.
9207 * config/s390/s390.md ("z10prop" attribute): Define none,
9208 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9209 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9210 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9211 possible values and apply them to insns as appropriate.
9212 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9213 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9214 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9215 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9216 ("bfp" mode attribute): Removed. Every occurence replaced
9218 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9219 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9222 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9225 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9228 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9230 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9231 additional argument. Support reduction when duplication is needed due
9232 to data-types of different sizes in the loop.
9233 (get_initial_def_for_induction): Fix printout.
9234 (vect_get_vec_def_for_stmt_copy): Support case where the
9235 vec_stmt_for_operand is a phi node.
9236 (vectorizable_reduction): Support reduction when duplication is needed
9237 due to data-types of different sizes in the loop.
9238 (vectorizable_call): Remove restriction to not vectorize in case we
9239 have data-types of different sizes in the loop.
9240 (vectorizable_conversion): Likewise.
9241 (vectorizable_operation): Likewise.
9242 (vectorizable_type_demotion): Likewise.
9243 (vectorizable_type_promotion): Likewise.
9244 (vectorizable_induction): Add restriction to not vectorize in case
9245 we have data-types of different sizes in the loop.
9247 2008-08-14 Christophe Saout <christophe@saout.de>
9248 Uros Bizjak <ubizjak@gmail.com>
9251 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9252 (*vec_concatv2di_rex64_sse4_1): Ditto.
9253 (*vec_concatv2di_rex64_sse): Ditto.
9255 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9258 * fold-const.c (fold_widened_comparison): Do not allow
9259 sign changes that change the result even if shorter type
9260 is wider than arg1_unw's type.
9262 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9264 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9265 Skip if the multilib testing specifies -march that does not
9266 agree with the one specified in the testcase.
9268 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9270 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9271 zero extend SImode values being converted to TFmode before passing
9274 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9276 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9277 __PPU__ when targeting the Cell/B.E. PPU processor.
9279 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9281 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9282 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9283 Rematerialize the static chain, if any.
9284 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9287 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9289 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9290 (new_loc_descr): Likewise.
9291 (add_loc_descr): Likewise.
9292 (size_of_loc_descr): Likewise.
9293 (size_of_locs): Likewise.
9294 (output_loc_operands): Likewise.
9295 (output_loc_sequence): Likewise.
9296 (new_reg_loc_descr): New.
9297 (build_cfa_loc): Use it.
9298 (build_cfa_aligned_loc): Likewise.
9299 (one_reg_loc_descriptor): Likewise.
9300 (based_loc_descr): Likewise.
9302 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9305 * doc/invoke.texi (Wmain): Update.
9306 * c-decl.c (start_decl): warn_main is only 0 or 1.
9307 (start_function): Likewise. Fix formatting.
9308 (finish_function): Delete redundant warning.
9309 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9310 * c-opts (c_common_handle_option): -Wall only has effect if
9311 warn_main is uninitialized. OPT_Wmain is automatically
9312 handled. -pedantic also enables Wmain.
9313 (c_common_post_options): Handle all logic for Wmain here.
9314 * c-common.c (warn_main): Delete.
9315 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9316 * c-common.h (warn_main): Delete.
9318 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9321 * expr.c (emit_group_store): Allocate stack temp with the
9322 largest alignment when copying from register to stack.
9324 2008-08-13 Richard Guenther <rguenther@suse.de>
9326 * tree.h (maybe_fold_offset_to_address): Declare.
9327 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9328 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9329 Likewise for POINTER_PLUS_EXPR.
9330 (maybe_fold_offset_to_reference): Enable disabled code.
9331 (maybe_fold_offset_to_address): New function.
9332 (fold_stmt_r): Use it.
9333 (fold_gimple_assign): Likewise.
9334 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9335 (gimplify_expr): Likewise.
9337 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9339 * toplev.h (pedwarn_at): Fix declaration.
9341 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9343 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9344 LINK_SPEC): Use %R in -Y P argument.
9346 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9349 * diagnostic.c (pedwarn_at): New.
9350 * toplev.h (pedwarn_at): Declare.
9351 * c-tree.h (build_enumerator): Update declaration.
9352 * c-decl.c (finish_enum): Update comment.
9353 (build_enumerator): Take a location parameter. Give a pedwarn but do
9354 not perform any conversion.
9355 * c-parser.c (c_parser_enum_specifier): Set correct location for
9358 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9361 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9362 expressions except for conversions to signed:1 bitfields. Handle
9363 COND_EXPR with constant operands.
9365 2008-08-13 Richard Guenther <rguenther@suse.de>
9367 PR tree-optimization/15255
9368 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9369 (struct oecount_s): New struct and VEC types.
9371 (oecount_hash): New function.
9372 (oecount_eq): Likewise.
9373 (oecount_cmp): Likewise.
9374 (zero_one_operation): New function.
9375 (build_and_add_sum): Likewise.
9376 (undistribute_ops_list): Perform un-distribution of multiplication
9377 and division on the chain of summands.
9378 (should_break_up_subtract): Also break up subtracts for factors.
9379 (reassociate_bb): Delete dead visited statements.
9380 Call undistribute_ops_list. Re-sort and optimize if it did something.
9381 * passes.c (init_optimization_passes): Move DSE before
9383 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9386 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9388 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9390 * doc/invoke.texi: Revert unintended checkin.
9392 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9395 * gcc.c (include_spec_function): Tweak call to find_a_file.
9397 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9400 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9401 and TRUTH_ORIF_EXPR.
9402 * dojump.c (do_jump): Likewise.
9404 PR tree-optimization/37084
9405 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9406 if id->regimplify, don't assume stmt is a cast assignment.
9408 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9410 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9412 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9415 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9418 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9420 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9421 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9423 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9424 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9425 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9426 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9427 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9429 * doc/tm.texi (Storage Layout): Remove documentation for
9430 TARGET_FLOAT_FORMAT.
9432 * simplify-rtx.c (simplify_binary_operation_1): Replace
9433 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9435 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9437 * real.h (struct real_format): New member has_sign_dependent_rounding.
9438 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9439 spu_single_format, ieee_double_format, mips_double_format,
9440 motorola_double_format, ieee_extended_motorola_format,
9441 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9442 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9443 mips_extended_format, ieee_quad_format, mips_quad_format,
9444 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9445 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9447 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9448 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9449 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9450 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9451 (ROUND_TOWARDS_ZERO): Likewise.
9453 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9454 (FLOAT_MODE_FORMAT): New macro.
9455 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9456 (MODE_COMPOSITE_P): ... this new macro.
9457 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9458 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9459 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9461 * flags.h: Include "real.h".
9463 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9464 REAL_MODE_FORMAT_COMPOSITE_P.
9465 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9467 * doc/tm.texi (Storage Layout): Remove documentation of
9468 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9469 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9470 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9471 they only apply to libgcc2.a.
9473 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9475 * config/spu/float_disf.c: New file.
9476 * config/spu/float_unsdisf.c: New file.
9477 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9478 (LIB2FUNCS_EXCLUDE): Define.
9480 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9481 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9483 * real.h (struct real_format): New member round_towards_zero.
9484 * real.c (round_for_format): Respect fmt->round_towards_zero.
9485 (ieee_single_format, mips_single_format, motorola_single_format,
9486 spu_single_format, ieee_double_format, mips_double_format,
9487 motorola_double_format, ieee_extended_motorola_format,
9488 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9489 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9490 mips_extended_format, ieee_quad_format, mips_quad_format,
9491 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9492 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9494 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9495 real_format to choose rounding mode when calling MPFR functions.
9496 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9497 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9499 * real.h (real_to_decimal_for_mode): Add prototype.
9500 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9501 Respect target rounding mode when generating decimal representation.
9502 (real_to_decimal): New stub for backwards compatibility.
9503 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9504 real_to_decimal_for_mode instead of real_to_decimal.
9506 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9508 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9509 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9511 * real.c (spu_single_format): New variable.
9512 * real.h (spu_single_format): Declare.
9514 * config/spu/spu.c (spu_override_options): Install SFmode format.
9515 (spu_split_immediate): Use integer mode to operate on pieces of
9516 floating-point values in all cases.
9518 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9519 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9520 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9522 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9524 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9526 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9528 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9530 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9533 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9534 on the VAR_DECL instead of TYPE_READONLY on its type.
9536 2008-08-12 Ira Rosen <irar@il.ibm.com>
9538 * tree-vectorizer.c: Depend on langhooks.h.
9539 (supportable_widening_operation): Add two arguments. Support double
9541 (supportable_narrowing_operation): Likewise.
9542 * tree-vectorizer.h (supportable_widening_operation): Add two
9544 (supportable_narrowing_operation): Likewise.
9545 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9546 supportable_widening_operation with correct arguments.
9547 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9548 (vectorizable_type_demotion): Support double type conversions.
9549 (vectorizable_type_promotion): Likewise.
9550 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9552 2008-08-11 Michael Matz <matz@suse.de>
9554 * i386/i386.c (override_options): Move initialisation from
9555 flag_schedule_insns_after_reload to here from ...
9556 (optimization_options): ... here.
9558 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9560 PR rtl-optimization/36998
9561 * dwarf2out.c (compute_barrier_args_size_1,
9562 compute_barrier_args_size): Temporarily remove assertions.
9564 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9567 * tree-ssa.c (struct walk_data): Add new flag
9568 warn_possibly_uninitialized.
9569 (warn_uninitialized_var): Use it.
9570 (warn_uninitialized_vars): New.
9571 (execute_early_warn_uninitialized): Call it.
9572 (execute_late_warn_uninitialized): Likewise.
9574 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9577 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9580 2008-08-09 Jan Hubicka <jh@suse.cz>
9583 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9585 (expand_fix): Be prepared for expansion to fail.
9586 (expand_sfix_optab): Remove instructions if expansion failed.
9588 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9590 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9592 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9593 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9595 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9597 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9598 mips/t-libgcc-mips16 to tmake_file.
9599 * config/mips/mips-protos.h (mips_call_type): New enum.
9600 (mips_pic_base_register, mips_got_load): Declare.
9601 (mips_restore_gp): Take an rtx argument.
9602 (mips_use_pic_fn_addr_reg_p): Declare.
9603 (mips_expand_call): Replace the sibcall_p argument with
9604 a mips_call_type argument. Add a lazy_p parameter.
9605 (mips_split_call): Declare.
9606 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9607 (MIPS16_PIC_TEMP): Likewise.
9608 (reg_class): Delete M16_NA_REGS.
9609 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9610 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9611 (mips_split_hi_p): Declare.
9612 * config/mips/mips.c (mips_split_hi_p): New array.
9613 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9614 (mips_got_symbol_type_p): New function.
9615 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9616 (mips16_stub_function_p): New function.
9617 (mips16_local_function_p): Likewise.
9618 (mips_use_pic_fn_addr_reg_p): Likewise.
9619 (mips_cannot_force_const_mem): Return false for HIGHs.
9620 Extend CONST_INT and symbolic handling to MIPS16, using
9621 mips_symbol_insns to check that the base symbol type is a
9622 legitimate constant. Reject GOT-based constants if
9623 TARGET_MIPS16_PCREL_LOADS.
9624 (mips_const_insns): Check targetm.cannot_force_const_mem when
9625 decomposing a symbolic base and a large offset.
9626 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9627 When calling a function that needs $25 from MIPS16 code,
9628 move the target address into $25 separately and add a USE
9630 (mips16_gp_pseudo_reg): Insert the initializer immediately
9631 before the first real insn.
9632 (mips_pic_base_register, mips_got_load): New functions.
9633 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9634 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9635 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9636 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9637 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9638 also passing NULL_RTX rather than const0_rtx as the aux argument.
9639 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9640 instead of TARGET_EXPLICIT_RELOCS.
9641 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9642 (mips_load_call_address): Replace the sibcall_p argument with
9643 a mips_call_type argument. Use mips_got_load.
9644 (mips16_local_alias): New structure.
9645 (mips16_local_aliases): New variable.
9646 (mips16_local_aliases_hash): New function.
9647 (mips16_local_aliases_eq): Likewise.
9648 (mips16_local_alias): Likewise.
9649 (mips16_stub_function): Likewise.
9650 (mips16_build_function_stub): Create a local alias for the target
9651 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9652 .cpload directive and an R_MIPS_NONE relocation for the target
9653 function, then load the alias rather than the function itself.
9654 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9655 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9656 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9657 (mips16_build_call_stub): Replace the FN parameter with an
9658 FN_PTR parameter. Force the address into a register if it
9659 isn't a call_insn_operand; don't rely on the caller to do this.
9660 If a call to a locally-defined and locally-binding MIPS16
9661 function must be made indirectly, redirect the call to the
9662 function's local alias. Use mips16_stub_function_p,
9663 mips16_stub_function, mips_expand_call and use_reg.
9664 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9665 Use explicit %hi and %lo accesses where possible.
9666 Use MIPS_CALL to generate the correct code form of a
9667 jal instruction. Add clobbers of $18 instead of uses.
9668 Update the call to mips_emit_call_insn.
9669 (mips_expand_call): Replace the SIBCALL_P argument with a
9670 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9671 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9672 allowing it to modify the call address. Update the calls to
9673 mips_load_call_address and mips_emit_call_insn.
9674 (mips_split_call): New function.
9675 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9676 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9677 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9678 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9679 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9681 (mips_cprestore_slot): New function.
9682 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9683 and use mips_cprestore_slot.
9684 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9686 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9687 then use a copygp_mips16 instruction to set up $28.
9688 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9689 (mips16_lay_out_constants): Call split_all_insns_noflow.
9690 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9691 false if TARGET_MIPS16.
9692 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9693 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9694 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9695 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9696 MIPS16 code. Allow MIPS16 o32 PIC.
9697 (mips_override_options): Allow MIPS16 o32 PIC.
9698 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9699 after reload if TARGET_USE_GOT.
9700 (UNSPEC_COPYGP): New constant.
9701 (length): Use a default length of 8 for MIPS16 GOT loads.
9702 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9703 (*got_page<mode>): Check mips_split_hi_p.
9704 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9705 (unspec_got<mode>, unspec_call<mode>): New expanders.
9706 (load_got<mode>, load_call<mode>): Remove the length attributes.
9707 Use a got attribute instead of a type attribute.
9708 (copygp_mips16): New insn.
9709 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9710 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9711 (sibcall, sibcall_value, call, call_value): Update the calls
9712 to mips_expand_call.
9713 (call_internal, call_value_internal): Use mips_split_call.
9714 (call_value_multiple_internal): Likewise.
9715 (call_split): Move after call_internal (the insn it is split from).
9716 (call_internal_direct, call_value_internal_direct): Turn into
9717 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9718 (call_direct_split, call_value_direct_split): New patterns.
9719 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9720 and use M16_REGS instead of M16_NA_REGS.
9721 * config/mips/predicates.md (const_call_insn_operand): Replace
9722 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9723 mips_use_pic_fn_addr_reg_p check.
9724 (move_operand): Reject HIGHs if mips_split_hi_p.
9725 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9726 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9727 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9728 * config/mips/libgcc-mips16.ver: New file.
9729 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9730 $(srcdir)/config/mips/libgcc-mips16.ver.
9732 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9734 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9736 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9737 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9738 (mips16_cfun_returns_in_fpr_p): Likewise.
9740 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9742 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9743 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9744 rather than 4 to PC.
9746 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9748 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9749 (FUNCTION_PROFILER): Save the static chain pointer into $2
9750 beforehand and restore it aftewards.
9751 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9752 address directly into $25 and call the function through $25;
9753 do not clobber $3. Pad the DImode version to cover the space
9754 left by the deleted $25 <- $3 move.
9755 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9756 the removal of the $25 <- $3 move.
9757 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9758 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9760 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9761 Daniel Jacobowitz <dan@codesourcery.com>
9763 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9764 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9765 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9766 * config/mips/mips.c (mips_start_function_definition): New function.
9767 (mips_end_function_definition): Likewise.
9768 (mips_output_function_prologue): Use mips_start_function_definition.
9769 (mips_output_function_epilogue): Use mips_end_function_definition.
9770 (build_mips16_function_stub): Use mips_start_function_definition
9771 and mips_end_function_definition.
9772 (build_mips16_call_stub): Likewise.
9774 2008-08-09 Richard Guenther <rguenther@suse.de>
9776 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9777 * gimple.h (gimple_call_fn): Adjust comment.
9778 (gimple_call_set_fndecl): New function.
9779 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9780 longer having bare FUNCTION_DECL operand.
9781 (gimple_call_return_type): Likewise.
9782 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9784 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9785 (gimple_mod_pow2): Likewise.
9786 (gimple_mod_subtract): Likewise.
9787 (gimple_ic): Likewise.
9788 (gimple_stringop_fixed_value): Likewise.
9789 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9790 longer having bare FUNCTION_DECL operand.
9791 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9792 * omp-low.c (optimize_omp_library_calls): Likewise.
9793 * cgraphunit.c (update_call_expr): Likewise.
9794 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9795 (execute_convert_to_rsqrt): Likewise.
9796 * cfgexpand.c (gimple_to_tree): Simplify.
9797 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9798 bare FUNCTION_DECL operand.
9799 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9800 (convert_gimple_call): Use gimple_call_fndecl.
9801 * c-common.c (c_warn_unused_result): Likewise.
9803 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9806 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9807 (c_finish_return): Likewise.
9808 (c_start_case): Likewise.
9809 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9810 * c-parser.c (c_parser_condition): New. Call
9811 verify_sequence_points.
9812 (c_parser_paren_condition): Call c_parser_condition.
9813 (c_parser_for_statement): Call c_parser_condition.
9815 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9818 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9819 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9820 Moved from diagnostic.h
9821 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9823 (emit_diagnostic): New.
9824 (warning0, pedwarn0): Delete.
9825 (warning, warning_at, pedwarn, permerror): Return bool.
9826 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9827 Moved to diagnostic.c.
9828 (struct diagnostic_context): Use correct type for
9829 classify_diagnostic.
9830 (diagnostic_report_diagnostic): Update declaration.
9831 (emit_diagnostic): Declare.
9832 * errors.c (warning): Return bool.
9833 * errors.h (warning): Update declaration.
9834 * toplev.h (warning0, pedwarn0): Delete.
9835 (warning, warning_at, pedwarn, permerror): Return bool.
9836 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9837 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9838 inform. Update all calls.
9839 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9840 before giving informative note.
9841 (implicit_decl_warning): Likewise.
9842 * c-typeck.c (build_function_call): Likewise.
9843 * tree-sssa.c (warn_uninit): Likewise.
9844 * builtins.c (gimplify_va_arg_expr): Likewise.
9846 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9849 * doc/invoke.texi (-Wextra): Move warning from here...
9850 (-Wuninitialized): ... to here.
9852 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9855 * flags.h (set_Wunused): Delete
9856 * toplev.c (process_options): Handle Wunused flags here.
9857 * opts.c (maybe_warn_unused_parameter): Delete.
9858 (common_handle_option): Replace set_Wunused by warn_unused.
9859 (set_Wextra): Do not handle Wunused-parameter here.
9860 (set_Wunused): Delete.
9861 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9863 * common.opt (Wunused): Add Var and Init.
9864 (Wunused-function): Likewise.
9865 (Wunused-label): Likewise.
9866 (Wunused-parameter): Likewise.
9867 (Wunused-value): Likewise.
9868 (Wunused-variable): Likewise.
9870 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9872 * doc/invoke.texi: Add cpu_type power7.
9873 * config.in (HAVE_AS_VSX): New.
9874 * config.gcc: Add cpu_type power7.
9875 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9877 * configure: Regenerate.
9878 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9880 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9881 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9882 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9884 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9886 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9887 type to vectorize.builtin_conversion.
9888 (vectorizable_conversion): Likewise.
9889 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9890 integral type as input.
9891 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9893 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9894 and ALTIVEC_BUILTIN_VCTSXS.
9895 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9898 2008-08-08 Richard Guenther <rguenther@suse.de>
9900 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9901 (surely_varying_stmt_p): Calls are varying only if they are
9902 non-builtin and not indirect or have no result.
9903 (ccp_fold): Re-instantiate code before the tuples merge.
9905 2008-08-08 Richard Guenther <rguenther@suse.de>
9907 PR tree-optimization/37056
9908 * gimple.h (gimple_assign_rhs_class): New helper function.
9909 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9910 unary operations properly.
9912 2008-08-07 Jan Hubicka <jh@suse.cz>
9914 * i386.h (ix86_size_cost): Declare.
9915 (ix86_cur_cost): New function macro.
9916 * i386.md (peepholes expanding size and splitters): Predicate by
9917 optimize_insn_for_speed_p.
9918 (peepholes reduce size and splitters): Predicate by
9919 optimize_insn_for_size_p.
9920 * i386.c (ix86_size_cost): Rename from ...
9921 (size_cost): This one.
9922 (override_options): Update.
9923 (decide_alg): Likewise.
9924 (ix86_expand_clear): Use RTL profile.
9925 (ix86_pad_returns): Use RTL profile.
9927 2008-08-07 Jan Hubicka <jh@suse.cz>
9929 * recog.c (split_all_insns): Set RTL profile
9930 (peephole2_optimize): Likewise.
9931 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9932 * combine.c (combine_instructions): Likewise.
9934 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9936 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9938 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9940 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9941 value in a6 after the set_frame_ptr insn.
9943 2008-08-07 Richard Henderson <rth@redhat.com>
9946 * gcc.c (cpp_options): Pass along -g*.
9948 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9950 * config/arm/arm.c (output_move_neon): Update comment describing
9951 big-endian vector layout.
9952 (arm_assemble_integer): Do not handle big-endian NEON vectors
9954 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9955 neon_vget_lane<mode>_sext_internal,
9956 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9957 element indices for big-endian.
9959 2008-08-07 Richard Henderson <rth@redhat.com>
9961 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9962 * configure, config.in: Rebuild.
9963 * debug.h (dwarf2out_do_cfi_asm): Declare.
9964 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9965 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9966 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9967 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9969 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9971 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9972 movv2si_internal): Combine into mov<mode>_internal.
9973 (movv2si_internal_2): Remove.
9975 2008-08-07 Jan Hubicka <jh@suse.cz>
9978 * i386.md (single stringop patterns): Enable unconditionally.
9980 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9983 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9985 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9986 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9988 * config/i386/sse.md (sse2_movq128): New.
9990 * doc/extend.texi: Document __builtin_ia32_movq128.
9992 2008-08-07 Richard Guenther <rguenther@suse.de>
9995 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9996 pointers can access anything.
9998 2008-08-06 Jan Hubicka <jh@suse.cz>
10000 * optabs.c (emit_unop_insn): Break out to ...
10001 (maybe_emit_unop_insn): ... this one.
10002 (expand_sfix_optab): Use maybe variant.
10003 * optabs.h (maybe_emit_unop_insn): Declare.
10005 * i386.md (mov0 patterns): Enable by default.
10006 (FP conversion expanders): Disable expansion of code expanding
10007 sequences when instruction should be optimized for size.
10008 (single strinop patterns): Enable when optimizing for size.
10009 (string expanders): Disable expanding of code expanding sequences
10010 when optimizning instruction for size.
10011 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10013 (ix86_fp_comparison_sahf_cost): Likewise.
10014 (ix86_expand_branch): Likewise.
10015 (ix86_expand_ashl_const): Likewise.
10016 (ix86_split_ashl): Likewise.
10017 (ix86_expand_strlen): Likewise.
10018 (ix86_emit_fp_unordered_jump): Likewie.
10020 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10022 * c-common.c: Fix typo.
10023 (c_common_reswords): Activate more C++ keyword warnings.
10025 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10027 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10030 * diagnostic.c (permerror_at): New.
10031 * toplev.h (permerror_at): Declare.
10033 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10034 Ira Rosen <irar@il.ibm.com>
10036 * tree-vect-transform.c (vect_model_simple_cost): Return
10037 immediately if stmt is pure SLP.
10038 (vect_model_store_cost): Ditto.
10039 (vect_model_load_cost): Ditto.
10040 (vectorizable_store): Remove PURE_SLP check before call
10041 to vect_model_store_cost.
10042 (vect_model_store_cost): When checking whether stmt describe
10043 strided access, add a check that it is not slp_node.
10045 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10048 * c-common.c (warn_for_sign_compare): New. Handle separately the
10049 case that 'constant' is zero.
10050 * c-typeck.c (build_binary_op): Move code to c-common.c
10052 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10054 * config/alpha/alpha.c (alpha_preferred_reload_class,
10055 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10056 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10057 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10058 * config/arm/arm.md: Likewise.
10059 * config/avr/avr-protos.h (preferred_reload_class,
10060 test_hard_reg_class, avr_simplify_comparison_p,
10061 out_shift_with_cnt, class_max_nregs): Likewise.
10062 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10063 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10064 preferred_reload_class, test_hard_reg_class): Likewise.
10065 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10066 bfin_memory_move_cost, bfin_secondary_reload,
10067 bfin_output_mi_thunk): Likewise.
10068 * config/crx/crx.c (crx_secondary_reload_class,
10069 crx_memory_move_cost): Likewise.
10070 * config/frv/frv-protos.h (frv_secondary_reload_class,
10071 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10072 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10073 frv_secondary_reload_class, frv_class_likely_spilled_p,
10074 frv_class_max_nregs): Likewise.
10075 * config/h8300/h8300.c (h8300_classify_operand,
10076 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10078 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10079 * config/ia64/ia64.c (ia64_preferred_reload_class,
10080 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10081 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10082 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10084 * config/m68hc11/m68hc11.c (preferred_reload_class,
10085 m68hc11_memory_move_cost): Likewise.
10086 * config/mcore/mcore.c (mcore_secondary_reload_class,
10087 mcore_reload_class): Likewise.
10088 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10089 mips_class_max_nregs, mips_cannot_change_mode_class,
10090 mips_preferred_reload_class, mips_secondary_reload_class,
10091 mips_output_mi_thunk): Likewise.
10092 * config/mmix/mmix.c (mmix_preferred_reload_class,
10093 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10095 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10097 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10098 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10099 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10100 * config/rs6000/rs6000.c (paired_expand_vector_init,
10101 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10102 compare_section_name, rs6000_memory_move_cost): Likewise.
10103 * config/s390/s390.c (s390_emit_compare_and_swap,
10104 s390_preferred_reload_class, s390_secondary_reload,
10105 legitimize_pic_address, legitimize_tls_address,
10106 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10107 s390_class_max_nregs): Likewise.
10108 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10109 * config/s390/s390.md: Likewise.
10110 * config/score/score-protos.h (score_secondary_reload_class,
10111 score_preferred_reload_class): Likewise.
10112 * config/score/score.c (score_preferred_reload_class,
10113 score_secondary_reload_class): Likewise.
10114 * config/score/score3.c (score3_output_mi_thunk,
10115 score3_preferred_reload_class, score3_secondary_reload_class,
10116 score3_hard_regno_mode_ok): Likewise.
10117 * config/score/score3.h (score3_preferred_reload_class,
10118 score3_secondary_reload_class): Likewise.
10119 * config/score/score7.c (score7_output_mi_thunk,
10120 score7_preferred_reload_class, score7_secondary_reload_class,
10121 score7_hard_regno_mode_ok): Likewise.
10122 * config/score/score7.h (score7_preferred_reload_class,
10123 score7_secondary_reload_class): Likewise.
10124 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10125 output_branchy_insn, add_constant, gen_block_redirect,
10126 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10127 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10128 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10129 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10130 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10131 xstormy16_preferred_reload_class): Likewise.
10132 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10133 xtensa_expand_atomic, override_options,
10134 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10136 * reorg.c (try_merge_delay_insns): Likewise.
10137 * tree.c (merge_dllimport_decl_attributes): Likewise.
10139 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10141 2008-08-06 Michael Matz <matz@suse.de>
10143 * Makefile.in (write_entries_to_file): Quote words.
10144 * gengtype.c: (read_input_line): Skip over leading white-space.
10146 2008-08-06 Marc Gauthier <marc@tensilica.com>
10148 * config.gcc: Match more processor names for Xtensa.
10149 * configure.ac: Likewise.
10150 * doc/install.texi (Specific): Likewise.
10151 * configure: Regenerate.
10153 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10155 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10156 * calls.c (avoid_likely_spilled_reg): Likewise.
10157 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10158 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10159 * config/i386/i386.c (ix86_expand_special_args_builtin,
10160 ix86_secondary_reload): Likewise.
10161 * except.c (struct eh_region, gen_eh_region_catch,
10162 remove_unreachable_regions, duplicate_eh_regions,
10163 assign_filter_values, build_post_landing_pads,
10164 sjlj_find_directly_reachable_regions, remove_eh_handler,
10165 reachable_next_level, foreach_reachable_handler,
10166 can_throw_internal_1, can_throw_external_1,
10167 collect_one_action_chain): Likewise.
10168 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10169 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10170 * function.c (update_temp_slot_address, instantiate_new_reg,
10171 instantiate_virtual_regs_in_rtx,
10172 instantiate_virtual_regs_in_insn): Likewise.
10173 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10174 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10175 gimplify_cleanup_point_expr): Likewise.
10176 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10177 * passes.c (next_pass_1): Likewise.
10178 * print-tree.c (print_node_brief, print_node): Likewise.
10179 * profile.c (branch_prob): Likewise.
10180 * tree-dump.c (dump_register): Likewise.
10181 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10183 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10184 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10185 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10186 copy_arguments_for_versioning, copy_static_chain): Likewise.
10187 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10188 add_new_name_mapping, register_new_name_mapping): Likewise.
10189 * tree-mudflap.c (mf_xform_derefs): Likewise.
10190 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10191 get_init_expr, combine_chains): Likewise.
10192 * tree-pretty-print.c (dump_generic_node): Likewise.
10193 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10194 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10195 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10196 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10198 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10200 PR middle-end/37010
10201 * calls.c (expand_call): Use the biggest preferred stack
10204 2008-08-06 Michael Matz <matz@suse.de>
10207 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10208 for reused reload, instead of overwriting them.
10210 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10212 PR middle-end/37009
10213 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10214 for incoming stack boundary.
10216 * function.c (assign_parm_find_entry_rtl): Update
10217 parm_stack_boundary.
10219 * function.h (rtl_data): Add parm_stack_boundary.
10221 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10222 parm_stack_boundary for incoming stack boundary.
10224 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10226 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10227 for unrepresentable subregs or treat them as equal to other regs
10228 or subregs with the same register number.
10230 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10232 PR middle-end/35432
10233 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10236 2008-08-06 Jan Hubicka <jh@suse.cz>
10238 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10239 frequencies might be hot.
10241 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10243 * reload.c (find_reloads): Force constants into literal pool
10244 also if they are wrapped in a SUBREG.
10246 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10249 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10250 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10251 Don't allow predicated instructions for data speculation.
10252 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10255 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10257 * haifa-sched.c (extend_global): Split to extend_global_data and
10258 extend_region_data. Update all uses.
10259 (extend_all): Rename to extend_block_data.
10261 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10263 * sched-rgn.c (new_ready): Check if instruction can be
10264 speculatively scheduled before attempting speculation.
10265 (debug_rgn_dependencies): Remove wrongful assert.
10267 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10269 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10271 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10273 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10274 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10275 va_size, and type_size.
10277 2008-08-04 Jason Merrill <jason@redhat.com>
10280 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10281 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10283 2008-08-05 Richard Henderson <rth@redhat.com>
10285 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10286 * configure: Rebuild.
10288 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10291 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10292 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10295 2008-08-05 Richard Henderson <rth@redhat.com>
10297 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10298 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10299 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10300 * common.opt (fdwarf2-cfi-asm): New.
10301 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10302 * config.in, configure: Rebuild.
10303 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10304 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10306 (dw2_force_const_mem): Externalize.
10307 * dwarf2asm.h: Update.
10308 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10309 generate a real label.
10310 (output_cfi_directive): New.
10311 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10312 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10313 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10315 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10316 (output_loc_operands_raw, output_loc_sequence_raw): New.
10317 (output_cfa_loc_raw): New.
10319 2008-08-05 Paul Brook <paul@codesourcery.com>
10321 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10322 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10323 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10324 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10325 * config/arm/arm.h (TARGET_VFPD32): Define.
10326 (TARGET_VFP3): Use TARGET_VFPD32.
10327 (fputype): Add FPUTYPE_VFP3D16.
10328 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10329 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10330 * config/arm/arm-cores.def: Add cortex-r4f.
10331 * config/arm/arm-tune.md: Regenerate.
10333 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10335 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10336 Reword some comments throughout the file.
10338 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10339 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10340 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10341 MFC_MIN_DMA_LIST_ELEMENTS.
10342 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10343 MFC_MAX_DMA_LIST_ELEMENTS.
10345 (MFC_START_ENABLE): Remove PPU-only define.
10346 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10347 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10349 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10350 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10351 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10352 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10353 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10354 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10355 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10357 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10358 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10359 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10360 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10362 (spu_read_machine_status): Fix typo.
10364 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10366 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10367 SUBREG of multi-word hard register.
10368 * config/spu/spu.c (valid_subreg): Likewise.
10369 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10371 2008-08-04 Richard Guenther <rguenther@suse.de>
10373 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10374 the candidate with the stripped base if that base is different
10375 from the original base even for offset zero.
10377 2008-08-04 Richard Guenther <rguenther@suse.de>
10379 PR middle-end/36691
10380 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10381 check for no_overflow.
10383 2008-08-04 Richard Guenther <rguenther@suse.de>
10385 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10387 2008-08-04 Paul Brook <paul@codesourcery.com>
10389 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10390 (arm_order_regs_for_local_alloc): New function.
10391 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10393 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10395 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10398 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10399 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10400 (ix86_expand_epilogue): Likewise.
10402 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10404 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10407 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10409 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10410 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10411 (*movv2sf_internal_rex64): Ditto.
10413 2008-08-03 Jan Hubicka <jh@suse.cz>
10415 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10416 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10417 * expmed.c (expand_smod_pow2): Likewise.
10419 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10422 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10423 alternative 0 of operand 1.
10424 (*vec_concatv2di_rex64_sse): Ditto.
10425 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10427 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10428 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10429 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10430 (*movv2sf_internal_rex64): Ditto.
10432 2008-08-02 Richard Guenther <rguenther@suse.de>
10435 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10436 (ssedoublesizemode): New mode attribute.
10437 (sse_shufps): Call gen_sse_shufps_v4sf.
10438 (sse_shufps_1): Macroize.
10439 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10440 (sse2_shufpd_1): Macroize.
10441 (vec_extract_odd, vec_extract_even): New expanders.
10442 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10443 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10444 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10445 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10446 (ix86_expand_vector_set): Likewise.
10447 (ix86_expand_reduc_v4sf): Likewise.
10449 2008-08-01 Doug Kwan <dougkwan@google.com>
10451 * matrix-reorg.c: Re-enable all code.
10452 (struct malloc_call_data): Change CALL_STMT to gimple type.
10453 (collect_data_for_malloc_call): Tuplify.
10454 (struct access_site_info): Change STMT to gimple type.
10455 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10456 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10457 (struct free_info): Change STMT to gimple type.
10458 (struct matrix_access_phi_node): Change PHI to gimple type.
10459 (get_inner_of_cast_expr): Remove.
10460 (may_flatten_matrices_1): Tuplify.
10461 (may_flatten_matrices): Ditto.
10462 (mark_min_matrix_escape_level): Ditto.
10463 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10464 (ssa_accessed_in_call_rhs): New
10465 (ssa_accessed_in_assign_rhs): New
10466 (record_access_alloc_site_info): Tuplify.
10467 (add_allocation_site): Ditto.
10468 (analyze_matrix_allocation_site): Ditto.
10469 (analyze_transpose): Ditto.
10470 (get_index_from_offset): Ditto.
10471 (update_type_size): Ditto.
10472 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10473 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10474 (analyze_accesses_for_phi_node): Tuplify.
10475 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10476 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10477 (analyze_matrix_accesses): Tuplify.
10478 (check_var_data): New call-back type for check_var_notmodified_p.
10479 (check_var_notmodified_p): Tuplify and use call-back struct to
10480 return statement found.
10481 (can_calculate_expr_before_stmt): Factor out statement related code
10483 (can_calculate_stmt_before_stmt): New.
10484 (check_allocation_function): Tuplify.
10485 (find_sites_in_func): Ditto.
10486 (record_all_accesses_in_func): Ditto.
10487 (transform_access_sites): Ditto.
10488 (transform_allocation_sites): Ditto.
10489 (matrix_reorg): Re-enable.
10490 (gate_matrix_reorg): Re-enable.
10492 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10494 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10495 for labels for which it hasn't been set yet. If it has been set,
10496 stop walking insns and continue with next worklist item.
10497 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10498 if the only BARRIER is at the very end of a function.
10500 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10502 * cfgexpand.c (expand_stack_alignment): Assert that
10503 stack_realign_drap and drap_rtx must match.
10505 * function.c (instantiate_new_reg): If DRAP is used to realign
10506 stack, replace virtual_incoming_args_rtx with internal arg
10509 2008-08-01 Richard Guenther <rguenther@suse.de>
10511 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10512 loop information only if we initialized it.
10513 (execute_pre): Call fini_pre with in_fre.
10514 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10515 if we do not unroll because we hit max-completely-peeled-insns.
10516 Use our estimation for consistency, do allow shrinking.
10518 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10520 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10521 with MIN_STACK_BOUNDARY.
10522 (ix86_update_stack_boundary): Likewise.
10523 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10526 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10527 (MIN_STACK_BOUNDARY): This.
10529 2008-08-01 Richard Guenther <rguenther@suse.de>
10531 PR middle-end/36997
10532 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10534 2008-08-01 Richard Guenther <rguenther@suse.de>
10536 PR tree-optimization/36988
10537 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10538 do not matter if that doesn't change volatile qualification.
10540 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10542 * configure.ac: Do not generate libada-mk. Do not subst
10543 host_cc_for_libada.
10544 * libada-mk.in: Remove.
10545 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10546 * configure: Regenerate.
10548 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10550 * tree-pass.h: Added comment about not dumping passes with name
10551 starting with star in struct opt_pass.
10552 * passes.c (register_dump_files_1): Don't do dump for a pass with
10553 name starting with star.
10554 * doc/passes.texi (Pass manager): Mention pass names and special
10555 meaning of star prefix to avoid dump.
10557 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10559 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10561 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10562 (ISA_MIPS64R2): New macro.
10563 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10564 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10565 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10566 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10567 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10568 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10569 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10570 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10571 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10572 Move up to keep list alphabetically sorted.
10573 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10574 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10576 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10577 (-march=@var{arch}): Add mips64r2.
10579 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10581 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10583 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10585 * expr.c (expand_assignment): Check for complete type.
10587 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10590 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10592 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10593 for stack alignment.
10595 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10597 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10599 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10600 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10602 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10604 PR rtl-optimization/36419
10605 * dwarf2out.c (barrier_args_size): New variable.
10606 (compute_barrier_args_size, compute_barrier_args_size_1): New
10608 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10609 if not called yet in the current function, use barrier_args_size
10610 array to find the new args_size value.
10611 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10613 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10616 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10619 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10622 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10623 (dwarf2out_stack_adjust): Use it.
10624 (dwarf2out_frame_debug_expr): Likewise.
10626 2008-07-31 Richard Guenther <rguenther@suse.de>
10628 PR tree-optimization/36978
10629 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10630 the generated condition.
10632 2008-07-31 Richard Guenther <rguenther@suse.de>
10634 * passes.c (init_optimization_passes): Always call
10635 pass_early_warn_uninitialized.
10636 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10637 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10638 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10640 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10643 * builtins.c (maybe_emit_free_warning): New function.
10644 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10645 maybe_emit_free_warning for BUILT_IN_FREE.
10648 * dwarf2out.c (get_context_die): New function.
10649 (force_decl_die, force_type_die): Use it.
10650 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10651 returns NULL, force generation of DW_TAG_typedef and put that into
10654 PR preprocessor/36649
10655 * c-pch.c (c_common_read_pch): Save and restore
10656 line_table->trace_includes across PCH restore.
10658 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10661 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10663 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10666 * final.c (call_from_call_insn): Handle COND_EXEC.
10668 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10670 * builtins.c (std_gimplify_va_arg_expr): Replace
10671 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10672 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10674 2008-07-30 Joey Ye <joey.ye@intel.com>
10675 H.J. Lu <hongjiu.lu@intel.com>
10677 * builtins.c (expand_builtin_setjmp_receiver): Replace
10678 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10679 (expand_builtin_apply_args_1): Likewise.
10680 (expand_builtin_longjmp): Need DRAP for stack alignment.
10681 (expand_builtin_apply): Likewise.
10683 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10684 instead of assign_stack_local to allow alignment reduction.
10686 * calls.c (emit_call_1): Need DRAP for stack alignment if
10688 (expand_call): Replace virtual_incoming_args_rtx with
10689 crtl->args.internal_arg_pointer.
10690 * stmt.c (expand_nl_goto_receiver): Likewise.
10692 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10693 alignment and store to stack_alignment_estimated and
10694 max_used_stack_slot_alignment.
10695 (expand_one_var): Likewise.
10696 (expand_stack_alignment): New function.
10697 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10698 and stack_alignment_estimated fields in rtl_data. Call
10699 expand_stack_alignment at end.
10701 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10702 (MAX_STACK_ALIGNMENT): Likewise.
10703 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10704 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10706 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10707 stack alignment when generating virtual registers.
10709 * function.c (assign_stack_local): Renamed to ...
10710 (assign_stack_local_1): This. Add a parameter to indicate
10711 if it is OK to reduce alignment.
10712 (assign_stack_local): Use it.
10713 (instantiate_new_reg): Instantiate virtual incoming args rtx
10714 to vDRAP if stack realignment and DRAP is needed.
10715 (assign_parms): Collect parameter/return type alignment and
10716 contribute to stack_alignment_estimated.
10717 (locate_and_pad_parm): Likewise.
10718 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10719 with crtl->args.internal_arg_pointer.
10721 * function.h (rtl_data): Add new field drap_reg,
10722 max_used_stack_slot_alignment, stack_alignment_estimated,
10723 stack_realign_needed, need_drap, stack_realign_processed and
10724 stack_realign_finalized.
10725 (stack_realign_fp): New macro.
10726 (stack_realign_drap): Likewise.
10728 * global.c (compute_regsets): Frame pointer is needed when
10729 stack is realigned. Can eliminate frame pointer when stack is
10730 realigned and dynamic realigned argument pointer isn't used.
10732 * reload1.c (update_eliminables): Frame pointer is needed
10733 when stack is realigned.
10734 (init_elim_table): Can eliminate frame pointer when stack is
10735 realigned and dynamic realigned argument pointer isn't used.
10737 * rtl.h (assign_stack_local_1): Declare new funtion.
10739 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10740 (TARGET_GET_DRAP_RTX): Likewise.
10741 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10742 TARGET_GET_DRAP_RTX.
10744 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10746 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10747 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10749 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10750 H.J. Lu <hongjiu.lu@intel.com>
10752 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10753 vdrap_reg, stack_realign and drap_reg_saved.
10754 (add_cfi): Don't allow redefining CFA when DRAP is used.
10755 (reg_save): Handle stack alignment.
10756 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10757 alignment. Don't generate DWARF information for (set fp sp)
10759 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10761 (int_loc_descriptor): Move prototype forward. Also define if
10762 DWARF2_UNWIND_INFO is true.
10763 (output_cfa_loc): Handle DW_CFA_expression.
10764 (build_cfa_aligned_loc): New.
10765 (based_loc_descr): Update assert for stack realign. For local
10766 variables, use sp+offset when stack is aligned without drap and
10767 fp+offset when stack is aligned with drap. For arguments, use
10768 cfa+offset when drap is used to align stack.
10770 2008-07-30 Joey Ye <joey.ye@intel.com>
10771 H.J. Lu <hongjiu.lu@intel.com>
10773 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10775 (ix86_gen_andsp): New.
10776 (ix86_user_incoming_stack_boundary): Likewise.
10777 (ix86_default_incoming_stack_boundary): Likewise.
10778 (ix86_incoming_stack_boundary): Likewise.
10779 (ix86_can_eliminate): Likewise.
10780 (find_drap_reg): Likewise.
10781 (ix86_update_stack_boundary): Likewise.
10782 (ix86_get_drap_rtx): Likewise.
10783 (ix86_finalize_stack_realign_flags): Likewise.
10784 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10785 (TARGET_GET_DRAP_RTX): Likewise.
10786 (override_options): Overide option value for new options.
10787 (ix86_function_ok_for_sibcall): Remove check for
10788 force_align_arg_pointer.
10789 (ix86_handle_cconv_attribute): Likewise.
10790 (ix86_function_regparm): Likewise.
10791 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10792 (ix86_va_start): Replace virtual_incoming_args_rtx with
10793 crtl->args.internal_arg_pointer.
10794 (ix86_select_alt_pic_regnum): Check DRAP register.
10795 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10796 (ix86_compute_frame_layout): Compute frame layout wrt stack
10798 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10799 (ix86_expand_prologue): Decide if stack realignment is needed
10800 and generate prologue code accordingly.
10801 (ix86_expand_epilogue): Generate epilogue code wrt stack
10802 realignment is really needed or not.
10804 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10805 (ABI_STACK_BOUNDARY): Likewise.
10806 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10807 (STACK_REALIGN_DEFAULT): Likewise.
10808 (INCOMING_STACK_BOUNDARY): Likewise.
10809 (MAX_STACK_ALIGNMENT): Likewise.
10810 (ix86_incoming_stack_boundary): Likewise.
10811 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10812 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10813 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10814 (machine_function): Remove force_align_arg_pointer.
10816 * config/i386/i386.md (BX_REG): New.
10817 (R13_REG): Likewise.
10819 * config/i386/i386.opt (mforce_drap): New.
10820 (mincoming-stack-boundary): Likewise.
10821 (mstackrealign): Add Init(-1).
10823 * config/i386/i386-protos.h (ix86_can_eliminate): New
10825 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10827 * doc/extend.texi: Update force_align_arg_pointer.
10829 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10832 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10833 (INCOMING_STACK_BOUNDARY): Likewise.
10834 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10835 (TARGET_GET_DRAP_RTX): Likewise.
10837 2008-07-30 Andreas Schwab <schwab@suse.de>
10839 PR rtl-optimization/36929
10840 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10841 add_insn_before and fix argument order.
10842 (replace_inc_dec_mem): Handle NULL rtx.
10844 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10846 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10848 (arm_compute_initial_elimination_offset): Use it.
10849 (arm_compute_save_reg_mask): Include static chain save slot when
10850 calculating alignment.
10851 (arm_get_frame_offsets): Ditto.
10852 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10853 that we can use to decrement the stack when the stack decrement
10854 could be too big for an immediate value in a single insn.
10855 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10857 2008-07-30 Richard Guenther <rguenther@suse.de>
10859 PR tree-optimization/36967
10860 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10861 Release defs of statements we remove.
10863 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10865 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10866 instead of NULL_RTVEC.
10868 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10872 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10875 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10877 * final.c (call_from_call_insn): New.
10878 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10880 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10882 * configure.ac: Substitute ADA_CFLAGS.
10883 * configure: Regenerate.
10884 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10885 * Makefile.in: Remove mention of X_* variables.
10886 * config/pa/x-ada-hpux10: Remove.
10887 * config/pa/x-ada: Remove.
10889 * doc/fragments.texi: Update.
10891 2008-07-30 Olivier Hainque <hainque@adacore.com>
10893 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10894 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10895 __dso_handle explicitly here.
10897 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10900 * c-typeck.c (build_binary_op): Encapsulate code into...
10901 * c-common.c (shorten_binary_op): ...this new function.
10902 (conversion_warning): Use the new function. Handle non-negative
10903 constant in bitwise-and.
10904 * c-common.h (shorten_binary_op): Declare.
10906 2008-07-30 Olivier Hainque <hainque@adacore.com>
10908 * scan.c (make_sstring_space): Add explicit conversions of
10909 allocator's return value.
10910 * fix-header.c (recognized_function): Likewise.
10912 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10914 * doc/cpp.texi: Update to GFDL 1.2.
10915 * doc/gcc.texi: Do not list GPL as Invariant Section.
10916 * doc/gccint.texi: Likewise. Update copyright years.
10917 * doc/install.texi: Update copyright years.
10919 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10922 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10923 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10925 2008-07-29 Jan Hubicka <jh@suse.cz>
10927 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10928 (grokdeclarator): Likewise.
10929 * langhooks.c (lhd_warn_unused_global_decl): Use
10930 DECL_DECLARED_INLINE_P.
10931 * print-tree.c (print_node): Remove DECL_INLINE check.
10933 2008-07-29 Richard Guenther <rguenther@suse.de>
10935 PR tree-optimization/36945
10936 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10937 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10938 Record invariant addresses un-decomposed.
10939 (copy_reference_ops_from_call): Record reference call
10940 arguments properly. Simplify.
10941 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10942 helper split out from ...
10943 (create_component_ref_by_pieces): ... here. Simplify.
10944 Prepare for recursive invocation for call arguments.
10945 (create_expression_by_pieces): Adjust call to
10946 create_component_ref_by_pieces.
10947 (compute_avail): Process operand 2 of reference ops.
10949 2008-07-29 Richard Guenther <rguenther@suse.de>
10951 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10953 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10955 * c-format.c (check_format_types): Revert unwanted checkin.
10957 2008-07-29 Jan Hubicka <jh@suse.cz>
10959 * flags.h (flag_really_no_inline): Remove.
10960 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10961 * toplev.c (flag_really_no_inline): Remove.
10962 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10963 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10964 (cgraph_decide_inlining_incrementally): Likewise.
10965 (compute_inline_parameters): Likewise.
10966 * opts.c (decode_options): Simplify.
10967 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10968 * common.opt (finline): Initialize to 1.
10969 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10971 2008-07-29 Jan Hubicka <jh@suse.cz>
10973 * predict.c (always_optimize_for_size_p): New function.
10974 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10975 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10976 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10978 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10979 * function.c (prepare_function_start): Set default profile.
10980 * function.h (rtl_data): Add maybe_hot_insn_p.
10981 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10982 (construct_exit_block): Likewise.
10983 (tree_expand_cfg): Likewise.
10985 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10986 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10987 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10988 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10991 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10994 * c-decl.c (merge_decls): Merge USED flags.
10996 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10998 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10999 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11000 next_stack, lab_false and lab_over trees.
11002 2008-07-28 Richard Guenther <rguenther@suse.de>
11004 PR tree-optimization/36957
11005 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11006 (useless_type_conversion_p): Remove.
11007 (types_compatible_p): Remove.
11008 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11009 (useless_type_conversion_p): Declare.
11010 (types_compatible_p): Declare.
11011 (gimple_expr_type): Return the base type only if it is
11012 trivially convertible to the subtype.
11014 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11016 * configure.ac: Use the m4_do macro to concatenate the warnings into
11017 one string in ACX_PROG_CC_WARNING_OPTS,
11018 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11019 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11020 * configure: Regenerate.
11022 2008-07-28 Richard Guenther <rguenther@suse.de>
11024 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11025 (insert_fake_stores): Remove.
11026 (realify_fake_stores): Likewise.
11027 (execute_pre): Remove dead code.
11028 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11029 (find_func_aliases): Deal with it here instead.
11030 Re-enable gcc_unreachable call.
11032 2008-07-28 Richard Guenther <rguenther@suse.de>
11034 Merge from gimple-tuples-branch.
11036 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11037 * gimple.def: New file.
11038 * gsstruct.def: Likewise.
11039 * gimple-iterator.c: Likewise.
11040 * gimple-pretty-print.c: Likewise.
11041 * tree-gimple.c: Removed. Merged into ...
11042 * gimple.c: ... here. New file.
11043 * tree-gimple.h: Removed. Merged into ...
11044 * gimple.h: ... here. New file.
11046 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11047 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11048 --enable-checking=gimple flag.
11049 * config.in: Likewise.
11050 * configure: Regenerated.
11052 * tree-ssa-operands.h: Tuplified.
11053 * tree-vrp.c: Likewise.
11054 * tree-loop-linear.c: Likewise.
11055 * tree-into-ssa.c: Likewise.
11056 * tree-ssa-loop-im.c: Likewise.
11057 * tree-dump.c: Likewise.
11058 * tree-complex.c: Likewise.
11059 * cgraphbuild.c: Likewise.
11060 * tree-ssa-threadupdate.c: Likewise.
11061 * tree-ssa-loop-niter.c: Likewise.
11062 * tree-pretty-print.c: Likewise.
11063 * tracer.c: Likewise.
11064 * gengtype.c: Likewise.
11065 * tree-loop-distribution.c: Likewise.
11066 * tree-ssa-loop-unswitch.c: Likewise.
11067 * cgraph.c: Likewise.
11068 * cgraph.h: Likewise.
11069 * tree-ssa-loop-manip.c: Likewise.
11070 * value-prof.c: Likewise.
11071 * tree-ssa-loop-ch.c: Likewise.
11072 * tree-tailcall.c: Likewise.
11073 * value-prof.h: Likewise.
11074 * tree.c: Likewise.
11075 * tree.h: Likewise.
11076 * tree-pass.h: Likewise.
11077 * ipa-cp.c: Likewise.
11078 * tree-scalar-evolution.c: Likewise.
11079 * tree-scalar-evolution.h: Likewise.
11080 * target.h: Likewise.
11081 * lambda-mat.c: Likewise.
11082 * tree-phinodes.c: Likewise.
11083 * diagnostic.h: Likewise.
11084 * builtins.c: Likewise.
11085 * tree-ssa-alias-warnings.c: Likewise.
11086 * cfghooks.c: Likewise.
11087 * fold-const.c: Likewise.
11088 * cfghooks.h: Likewise.
11089 * omp-low.c: Likewise.
11090 * tree-ssa-dse.c: Likewise.
11091 * ipa-reference.c: Likewise.
11092 * tree-ssa-uncprop.c: Likewise.
11093 * toplev.c: Likewise.
11094 * tree-gimple.c: Likewise.
11095 * tree-gimple.h: Likewise.
11096 * tree-chrec.c: Likewise.
11097 * tree-chrec.h: Likewise.
11098 * tree-ssa-sccvn.c: Likewise.
11099 * tree-ssa-sccvn.h: Likewise.
11100 * cgraphunit.c: Likewise.
11101 * tree-ssa-copyrename.c: Likewise.
11102 * tree-ssa-ccp.c: Likewise.
11103 * tree-ssa-loop-ivopts.c: Likewise.
11104 * tree-nomudflap.c: Likewise.
11105 * tree-call-cdce.c: Likewise.
11106 * ipa-pure-const.c: Likewise.
11107 * c-format.c: Likewise.
11108 * tree-stdarg.c: Likewise.
11109 * tree-ssa-math-opts.c: Likewise.
11110 * tree-ssa-dom.c: Likewise.
11111 * tree-nrv.c: Likewise.
11112 * tree-ssa-propagate.c: Likewise.
11113 * ipa-utils.c: Likewise.
11114 * tree-ssa-propagate.h: Likewise.
11115 * tree-ssa-alias.c: Likewise.
11116 * gimple-low.c: Likewise.
11117 * tree-ssa-sink.c: Likewise.
11118 * ipa-inline.c: Likewise.
11119 * c-semantics.c: Likewise.
11120 * dwarf2out.c: Likewise.
11121 * expr.c: Likewise.
11122 * tree-ssa-loop-ivcanon.c: Likewise.
11123 * predict.c: Likewise.
11124 * tree-ssa-loop.c: Likewise.
11125 * tree-parloops.c: Likewise.
11126 * tree-ssa-address.c: Likewise.
11127 * tree-ssa-ifcombine.c: Likewise.
11128 * matrix-reorg.c: Likewise.
11129 * c-decl.c: Likewise.
11130 * tree-eh.c: Likewise.
11131 * c-pretty-print.c: Likewise.
11132 * lambda-trans.c: Likewise.
11133 * function.c: Likewise.
11134 * langhooks.c: Likewise.
11135 * ebitmap.h: Likewise.
11136 * tree-vectorizer.c: Likewise.
11137 * function.h: Likewise.
11138 * langhooks.h: Likewise.
11139 * tree-vectorizer.h: Likewise.
11140 * ipa-type-escape.c: Likewise.
11141 * ipa-type-escape.h: Likewise.
11142 * domwalk.c: Likewise.
11143 * tree-if-conv.c: Likewise.
11144 * profile.c: Likewise.
11145 * domwalk.h: Likewise.
11146 * tree-data-ref.c: Likewise.
11147 * tree-data-ref.h: Likewise.
11148 * tree-flow-inline.h: Likewise.
11149 * tree-affine.c: Likewise.
11150 * tree-vect-analyze.c: Likewise.
11151 * c-typeck.c: Likewise.
11152 * gimplify.c: Likewise.
11153 * coretypes.h: Likewise.
11154 * tree-ssa-phiopt.c: Likewise.
11155 * calls.c: Likewise.
11156 * tree-ssa-coalesce.c: Likewise.
11157 * tree.def: Likewise.
11158 * tree-dfa.c: Likewise.
11159 * except.c: Likewise.
11160 * except.h: Likewise.
11161 * cfgexpand.c: Likewise.
11162 * tree-cfgcleanup.c: Likewise.
11163 * tree-ssa-pre.c: Likewise.
11164 * tree-ssa-live.c: Likewise.
11165 * tree-sra.c: Likewise.
11166 * tree-ssa-live.h: Likewise.
11167 * tree-predcom.c: Likewise.
11168 * lambda.h: Likewise.
11169 * tree-mudflap.c: Likewise.
11170 * ipa-prop.c: Likewise.
11171 * print-tree.c: Likewise.
11172 * tree-ssa-copy.c: Likewise.
11173 * ipa-prop.h: Likewise.
11174 * tree-ssa-forwprop.c: Likewise.
11175 * ggc-page.c: Likewise.
11176 * c-omp.c: Likewise.
11177 * tree-ssa-dce.c: Likewise.
11178 * tree-vect-patterns.c: Likewise.
11179 * tree-ssa-ter.c: Likewise.
11180 * tree-nested.c: Likewise.
11181 * tree-ssa.c: Likewise.
11182 * lambda-code.c: Likewise.
11183 * tree-ssa-loop-prefetch.c: Likewise.
11184 * tree-inline.c: Likewise.
11185 * tree-inline.h: Likewise.
11186 * tree-iterator.c: Likewise.
11187 * tree-optimize.c: Likewise.
11188 * tree-ssa-phiprop.c: Likewise.
11189 * tree-vect-transform.c: Likewise.
11190 * tree-object-size.c: Likewise.
11191 * tree-outof-ssa.c: Likewise.
11192 * cfgloop.c: Likewise.
11193 * system.h: Likewise.
11194 * tree-profile.c: Likewise.
11195 * cfgloop.h: Likewise.
11196 * c-gimplify.c: Likewise.
11197 * c-common.c: Likewise.
11198 * tree-vect-generic.c: Likewise.
11199 * tree-flow.h: Likewise.
11200 * c-common.h: Likewise.
11201 * basic-block.h: Likewise.
11202 * tree-ssa-structalias.c: Likewise.
11203 * tree-switch-conversion.c: Likewise.
11204 * tree-ssa-structalias.h: Likewise.
11205 * tree-cfg.c: Likewise.
11206 * passes.c: Likewise.
11207 * ipa-struct-reorg.c: Likewise.
11208 * ipa-struct-reorg.h: Likewise.
11209 * tree-ssa-reassoc.c: Likewise.
11210 * cfgrtl.c: Likewise.
11211 * varpool.c: Likewise.
11212 * stmt.c: Likewise.
11213 * tree-ssanames.c: Likewise.
11214 * tree-ssa-threadedge.c: Likewise.
11215 * langhooks-def.h: Likewise.
11216 * tree-ssa-operands.c: Likewise.
11217 * config/alpha/alpha.c: Likewise.
11218 * config/frv/frv.c: Likewise.
11219 * config/s390/s390.c: Likewise.
11220 * config/m32c/m32c.c: Likewise.
11221 * config/m32c/m32c-protos.h: Likewise.
11222 * config/spu/spu.c: Likewise.
11223 * config/sparc/sparc.c: Likewise.
11224 * config/i386/i386.c: Likewise.
11225 * config/sh/sh.c: Likewise.
11226 * config/xtensa/xtensa.c: Likewise.
11227 * config/stormy16/stormy16.c: Likewise.
11228 * config/ia64/ia64.c: Likewise.
11229 * config/rs6000/rs6000.c: Likewise.
11230 * config/pa/pa.c: Likewise.
11231 * config/mips/mips.c: Likewise.
11233 2008-07-28 Simon Baldwin <simonb@google.com>
11235 * c-pragma.c (handle_pragma_message): New function.
11236 (init_pragma): Register handle_pragma_message.
11237 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11240 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11242 PR tree-optimization/35252
11243 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11244 REALPART_EXPR to be considered as same load operation.
11246 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11248 PR tree-optimization/36830
11249 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11250 (expressions_equal_p): Return false if only one operand is null.
11252 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11254 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11255 version requirements.
11257 2008-07-26 Olivier Hainque <hainque@adacore.com>
11259 * collect2.c (symkind): New enum. Symbol kinds we care about.
11260 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11261 code and head comment accordingly.
11262 (scan_prog_file): Use symkind names instead of bare integers.
11264 2008-07-25 Jan Hubicka <jh@suse.cz>
11266 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11268 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11269 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11270 * dojump.c (clear_pending_stack_adjust): Likewise.
11271 * print-tree.c (print_node): Ignore DECL_INLINE.
11272 * tree-inline.c (inlinable_function_p): Likewise.
11274 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11276 * doc/extend.texi (hot attribute): Document that the hot attribute
11277 turns on -O3 for some ports.
11278 (cold attribute): Document that the cold attribute turns on -Os
11281 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11282 reflect function specific option support.
11284 * target.h (struct target_option_hooks): Add fields to say whether
11285 the cold attribute implies -Os and the hot attribute implies -O3.
11287 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11288 By default, do not turn on -Os for cold functions.
11289 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11290 not turn on -O3 for hot functions.
11292 * c-common.c (handle_hot_attribute): Use target hook to determine
11293 if hot functions should enable -O3.
11294 (handle_cold_attribute): Use target hook to determine if cold
11295 functions should enable -Os.
11297 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11298 (override_options): Move disable scheduling to
11299 optimization_options.
11300 (optimization_options): Disable scheduling here, not
11302 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11303 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11305 * config/ia64/ia64.c (ia64_override_options): Move setting
11306 scheduling flags to ia64_optimization_options.
11307 (ia64_optimization_options): Disable scheduling options here, and
11308 not in ia64_override_options.
11309 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11310 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11312 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11315 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11317 2008-07-25 Martin Jambor <mjambor@suse.cz>
11319 PR tree-optimization/36926
11320 * ipa-prop.c (ipa_analyze_call_uses): Call
11321 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11323 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11325 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11326 movv2si_internal): Add mem = reg alternative.
11328 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11331 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11332 DEFAULT_PCC_STRUCT_RETURN to 127.
11334 2008-07-24 Jan Hubicka <jh@suse.cz>
11336 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11337 (build_cgraph_edges): Likewise.
11338 * cgraph.c (cgraph_node): Do not update assembler hash.
11339 (cgraph_remove_node): Drop non-unit-at-a-time code.
11340 * tree-pass.h (pass_O0_always_inline): Remove.
11341 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11342 * toplev.c (process_options): Flag unit-at-a-time does not imply
11343 no section anchors.
11344 * cgraphunit.c: Update comments.
11345 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11346 (cgraph_assemble_pending_functions): Remove.
11347 (cgraph_reset_node): Drop non-unit-at-a-time code.
11348 (cgraph_finalize_function): Likewise.
11349 (cgraph_analyze_function): Likewise.
11350 (cgraph_finalize_compilation_unit): Likewise.
11351 (cgraph_expand_function): Likewise.
11352 (cgraph_optimize): Likesise.
11353 (save_inline_function_body): Likewise.
11354 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11355 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11356 * ipa-inline.c: Update comments.
11357 (enum inlining_mode): remove INLINE_SPEED.
11358 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11359 (cgraph_mark_inline_edge): Likewise.
11360 (try_inline): Likewise.
11361 (cgraph_decide_inlining_incrementally): Likewise.
11362 (cgraph_gate_inlining): Remove.
11363 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11364 (cgraph_gate_early_inlining): Likewise.
11365 (gate_inline_passes): Remove.
11366 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11367 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11368 pass_O0_always_inline): Remove.
11369 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11370 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11371 * opts.c (no_unit_at_a_time_default): Remove.
11372 (decode_options): Remove flag_unit_at_a_time reset and warning.
11373 * opts.h (no_unit_at_a_time_default): Remove.
11374 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11375 early in GNU dialect.
11376 (merge_decls): Update comment; drop unit-at-a-time check.
11377 (finish_decl): Likewise.
11378 (grok_declaration): Remove flag_inline_trees code.
11379 (finish_functions): Return on function returning non-void on all
11381 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11382 * cfgexpand.c (expand_one_static_var): Remove.
11383 (expand_one_var): Remove expand_one_static_var call.
11384 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11385 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11386 and flag_unit_at_a-time compatibility checks.
11387 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11388 * tree-inline.c (flag_inline_trees): Remove.
11389 (inlinable_function_p): Don't check it.
11390 (expand_call_inline): Remove non-unit-at-a-time code.
11391 * tree-inline.h (flag_inline_trees): Remove.
11392 * tree-optimize.c (execute_early_local_optimizations): Remove
11393 unit-at-a-time checks.
11394 (tree_rest_of_compilation): Likewise.
11395 * combine.c (setup_incoming_promotions): Likewise.
11396 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11397 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11398 * passes.c (pass_inline_parameters): Update comments; remove
11399 O0_alwaysinline pass.
11400 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11401 (execute_one_pass): Likewise.
11402 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11403 (ix86_function_sseregparm): Likewise.
11404 * arm.c (arm_function_in_section_p): Likewise.
11405 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11406 * varpool.c: Update comments.
11407 (decide_is_variable_needed): Remove unit-at-a-time checks.
11408 (varpool_finalize_decl): Likewise.
11410 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11412 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11413 to 2 instead of -1.
11414 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11416 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11418 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11419 imp symbol extension.
11421 2008-07-23 Ian Lance Taylor <iant@google.com>
11423 * tree-vrp.c (infer_value_range): Ignore asm statements when
11424 looking for memory accesses for -fdelete-null-pointer-checks.
11426 2008-07-24 Ben Elliston <bje@au.ibm.com>
11428 * config/spu/spu-c.c (__vector_keyword): New variable.
11429 (vector_keyword): Likewise.
11430 (spu_categorize_keyword): New function.
11431 (spu_macro_to_expand): Likewise.
11432 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11433 compiling an ISO C dialect.
11435 2008-07-24 Ben Elliston <bje@au.ibm.com>
11437 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11438 conventional usage.
11440 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11442 * configure: Regenerate.
11443 * configure.ac: Require texinfo 4.7.
11444 * doc/install.texi: Document texinfo 4.7 requirement.
11446 2008-07-23 Martin Jambor <mjambor@suse.cz>
11448 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11449 rather than for DECL_SAVED_TREE.
11450 * ipa-prop.c: Include diagnostic.h.
11451 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11453 (ipa_detect_param_modifications): Function rewritten from scratch.
11454 (ipa_compute_jump_functions): Changed accesses to modification flags.
11455 (ipa_free_node_params_substructures): Update flags destruction.
11456 (ipa_node_duplication_hook): Update flags duplication.
11457 (ipa_print_all_params_modified): Updated flag access.
11458 * ipa-prop.h (struct ipa_param_flags): New structure.
11459 (struct ipa_node_params): New field modification_analysis_done,
11460 modified_flags changed into param_flags.
11461 (ipa_is_ith_param_modified): Changed to use new flags.
11462 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11464 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11465 ipa-cp.c and split into two functions.
11466 (ipa_print_node_jump_functions): New function.
11467 (compute_scalar_jump_functions): New function.
11468 (type_like_member_ptr_p): New function.
11469 (compute_pass_through_member_ptrs): New function.
11470 (fill_member_ptr_cst_jump_function): New function.
11471 (determine_cst_member_ptr): New function.
11472 (compute_cst_member_ptr_arguments): New function.
11473 (ipa_compute_jump_functions): Complete rewrite.
11474 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11475 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11476 (struct ipa_member_ptr_cst): New structure.
11477 (union jump_func_value): New field member_cst.
11478 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11479 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11480 jump function types.
11481 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11482 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11483 instead of ipcp_print_all_jump_functions.
11484 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11485 only for replacable scalars.
11487 * doc/invoke.texi (Optimize options): Add description of
11488 -findirect-inlining.
11489 * common.opt (flag_indirect_inlining): New flag.
11490 * opts.c (decode_options): Set flag_indirect_inlining when
11493 * ipa-inline.c: Include ipa-prop.h.
11494 (inline_indirect_intraprocedural_analysis): New function.
11495 (inline_generate_summary): Allocate parameter and argument info
11496 structures, call inline_indirect_intraprocedural_analysis on each
11497 node when doing indirect inlining and deallocate indirect inlining
11498 data structures in the end.
11499 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11500 (free_all_ipa_structures_after_iinln): New function.
11501 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11503 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11505 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11506 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11507 of computing the frequency separately.
11508 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11509 of computing the frequency separately.
11510 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11511 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11512 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11513 (ipa_get_stmt_member_ptr_load_param): New function.
11514 (ipa_is_ssa_with_stmt_def): New function.
11515 (ipa_note_param_call): New function.
11516 (ipa_analyze_call_uses): New function.
11517 (ipa_analyze_stmt_uses): New function.
11518 (ipa_analyze_params_uses): New function.
11519 (ipa_free_node_params_substructures): Also free the param_calls linked
11521 (ipa_node_duplication_hook): Also duplicate the param_calls
11523 (ipa_print_node_param_flags): New function.
11524 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11525 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11526 * ipa-prop.h (struct ipa_param_flags): New field called.
11527 (struct ipa_param_call_note): New structure.
11528 (struct ipa_node_params): New fields param_calls and
11529 uses_analysis_done.
11530 (ipa_is_ith_param_called): New function.
11531 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11532 ipa_analyze_params_uses and dump parameter flags.
11534 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11535 ipa_propagate_indirect_call_infos if performing indirect inlining,
11536 pass a new parameter new_edges to it.
11537 (add_new_edges_to_heap): New fucntion.
11538 (cgraph_decide_inlining_of_small_functions): New vector
11539 new_indirect_edges for newly found indirect edges , call
11540 ipa_propagate_indirect_call_infos after inlining.
11541 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11542 inlining if performing indirect inlining. Call
11543 free_all_ipa_structures_after_iinln when doing so too.
11544 (inline_generate_summary): Do not call
11545 free_all_ipa_structures_after_iinln here.
11546 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11547 (print_edge_addition_message): New function.
11548 (update_call_notes_after_inlining): New function.
11549 (propagate_info_to_inlined_callees): New function.
11550 (ipa_propagate_indirect_call_infos): New function.
11551 * ipa-prop.h: Include cgraph.h
11552 (struct ipa_param_call_note): Fields reordered, new field processed.
11553 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11554 flag indirect_call.
11555 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11556 rediscovered call statements.
11557 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11558 (dump_cgraph_node): Dump also the indirect_call flag.
11559 (cgraph_clone_edge): Copy also the indirect_call flag.
11560 * tree-inline.c (copy_bb): Do not check for fndecls from call
11561 expressions, check for edge availability when moving clones.
11562 (get_indirect_callee_fndecl): New function.
11563 (expand_call_inline): If callee declaration is not apprent from
11564 the statement, try calling get_indirect_callee_fndecl. Do not
11565 issue warnings or call sorry when not inlinings an indirect edge.
11566 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11568 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11569 bit more frandly to matching.
11570 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11571 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11572 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11574 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11577 * opth-gen.awk: Suppress function specific features when building
11579 * optc-gen.awk: Ditto.
11581 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11584 * diagnostic.c (pedwarn): Add opt parameter.
11586 * c-tree.h (pedwarn_init): Add opt parameter.
11587 (pedwarn_c90): Likewise.
11588 (pedwarn_c99): Likewise.
11589 * c-errors.c (pedwarn_c99): Likewise.
11590 (pedwarn_c90): Likewise.
11591 * toplev.h (pedwarn): Update declaration.
11592 (pedwarn0): Declare.
11593 * c-lex.c: All calls to pedwarn changed.
11594 * builtins.c: All calls to pedwarn changed.
11595 * toplev.c: All calls to pedwarn changed.
11596 * c-decl.c: All calls to pedwarn changed.
11597 * c-typeck.c: All calls to pedwarn changed.
11598 * c-common.c: All calls to pedwarn changed.
11599 * c-parser.c: All calls to pedwarn changed.
11601 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11602 Karthik Kumar <karthikkumar@gmail.com>
11604 * attribs.c (file scope): Include c-common.h.
11605 (decl_attributes): Add support for #pragma GCC optimize and
11606 #pragma GCC option.
11608 * targhooks.c (default_can_inline_p): New function that is the
11609 default for the TARGET_CAN_INLINE_P target hook.
11611 * targhooks.h (default_can_inline_p): Add declaration.
11613 * tree.c (cl_optimization_node): New static tree for building
11614 OPTIMIZATION_NODE tree.
11615 (cl_target_option_node): New static tree for building
11616 TARGET_OPTION_NODE tree.
11617 (cl_option_hash_table): New hash table for hashing
11618 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11619 (cl_option_hash_hash): New function to provide the hash value for
11620 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11621 (cl_option_hash_eq): New function to provide an equality test for
11622 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11623 (tree_code_size): Add support for OPTIMIZATION_NODE and
11624 TARGET_OPTION_NODE trees.
11625 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11626 TARGET_OPTION_NODE trees.
11627 (build_optimization_node): Build a tree that has all of the
11628 current optimization options.
11629 (build_target_option_node): Build a tree that has the target
11630 options that might be changed on a per function basis.
11632 * tree.h (file scope): Include options.h.
11633 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11634 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11635 (TREE_OPTIMIZATION): Ditto.
11636 (TREE_TARGET_SPECIFIC): Ditto.
11637 (struct tree_function_decl): Add fields for remembering the
11638 current optimization options and target specific options.
11639 (struct tree_optimization_option): New tree variant that remembers
11640 the optimization options.
11641 (struct tree_target_option): New tree variant that remembers the
11642 target specific flags that might change for compiling a particular
11644 (union tree_node): Include tree_optimization_option and
11645 tree_target_option fields.
11646 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11647 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11648 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11649 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11650 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11651 optimization and target options.
11652 (optimization_default_node): New macro to refer to global_trees
11654 (optimization_current_node): Ditto.
11655 (optimization_cold_node): Ditto.
11656 (optimization_hot_node): Ditto.
11657 (target_option_default_node): Ditto.
11658 (target_option_current_node): Ditto.
11659 (current_option_pragma): Ditto.
11660 (current_optimize_pragma): Ditto.
11662 * target.h (struct gcc_target): Add valid_option_attribute_p,
11663 target_option_save, target_option_restore, target_option_print,
11664 target_option_pragma_parse, and can_inline_p hooks.
11666 * toplev.h (parse_optimize_options): Add declaration.
11667 (fast_math_flags_struct_set_p): Ditto.
11669 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11670 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11673 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11674 tree_can_inline_p hook to see if one function can inline another.
11675 (cgraph_decide_inlining): Ditto.
11676 (cgraph_decide_inlining_incrementally): Ditto.
11678 * opts.c (decode_options): Add support for running multiple times
11679 to allow functions with different target or optimization options
11680 than was specified on the command line.
11681 (fast_math_flags_struct_set_p): New function that is similar to
11682 fast_math_flags_set_p, except it uses the values in the
11683 cl_optimization structure instead of global variables.
11685 * optc-gen.awk: Add support for TargetSave to allow a back end to
11686 declare new fields that need to be saved when using function
11687 specific options. Include flags.h and target.h in the options.c
11688 source. Add support for Save to indicate which options can be set
11689 for individual functions. Generate cl_optimize_save,
11690 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11691 cl_target_option_restore, cl_target_option_print functions to
11692 allow functions to use different optimization or target options.
11694 * opt-functions.awk (var_type_struct): Return the type used for
11695 storing the field in a structure.
11697 * opth-gen.awk: Add support for TargetSave to allow a back end to
11698 declare new fields that need to be saved when using function
11699 specific options. Add support for Save to indicate which options
11700 can be set for individual functions. Only generate one extern for
11701 Mask fields. Generate cl_optimization and cl_target_option
11702 structures to remember optimization and target options.
11704 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11705 collecting new tree nodes.
11706 (TS_TARGET_OPTION): Ditto.
11708 * c-decl.c (merge_decls): Merge function specific target and
11709 optimization options.
11711 * function.c (invoke_set_current_function_hook): If the function
11712 uses different optimization options, change the global variables
11715 * coretypes.h (struct cl_optimization): Add forward reference.
11716 (struct cl_target_option): Ditto.
11718 * c-pragma.c (option_stack): New static vector to remember the
11719 current #pragma GCC option stack.
11720 (handle_pragma_option): New function to support #pragma GCC option
11721 to change target options.
11722 (optimize_stack): New static vector to remember the current
11723 #pragma GCC optimize stack.
11724 (handle_pragma_optimize): New function to support #pragma GCC
11725 optimize to change optimization options.
11726 (init_pragma): Add support for #pragma GCC optimize and #pragma
11729 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11730 optimization options.
11731 (TARGET_OPTION_NODE): New tree code for remembering certain target
11734 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11735 TARGET_OPTION_NODE trees.
11737 * common.opt (-O): Add Optimization flag.
11739 (-fmath-errno): Ditto.
11740 (-falign-functions): Add UInteger flag to make sure flag gets full
11741 int in cl_optimization structure.
11742 (-falign-jumps): Ditto.
11743 (-falign-labels): Ditto.
11744 (-falign-loops): Ditto.
11745 (-fsched-stalled-insns): Ditto.
11746 (-fsched-stalled-insns-dep): Ditto.
11748 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11750 (TARGET_OPTION_SAVE): Ditto.
11751 (TARGET_OPTION_RESTORE): Ditto.
11752 (TARGET_OPTION_PRINT): Ditto.
11753 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11754 (TARGET_CAN_INLINE_P): Ditto.
11755 (TARGET_INITIALIZER): Add new hooks.
11757 * tree-inline.c (tree_can_inline_p): New function to determine
11758 whether one function can inline another. Check if the functions
11759 use compatible optimization options, and also call the backend
11762 * tree-inline.h (tree_can_inline_p): Add declaration.
11764 * c-common.c (c_common_attribute): Add support for option and
11765 optimize attributes.
11766 (handle_option_attribute): Add support for the option attribute to
11767 allow the user to specify different target options for compiling a
11769 (handle_optimize_attribute): Add support for the optimize
11770 attribute to allow the user to specify different optimization
11771 options for compiling a specific function.
11772 (handle_hot_attribute): Turn on -O3 optimization for this one
11773 function if it isn't the default optimization level.
11774 (handle_cold_attribute): Turn on -Os optimization for this one
11775 function if it insn't the default optimization.
11776 (const_char_p): New const char * typedef.
11777 (optimize_args): New static vector to remember the optimization
11779 (parse_optimize_options): New function to set up the optimization
11780 arguments from either the optimize attribute or #pragma GCC optimize.
11782 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11783 (builtin_define_std): Ditto.
11785 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11786 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11787 (x86_64-*-*): Ditto.
11789 * Makefile.in (TREE_H): Add options.h.
11790 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11792 * doc/extend.texi (option attribute): Document new attribute.
11793 (optimize attribute): Ditto.
11794 (hot attribute): Document hot attribute sets -O3.
11795 (cold attribute): Document cold attribute sets -Os.
11796 (#pragma GCC option): Document new pragma.
11797 (#pragma GCC optimize): Ditto.
11799 * doc/options.texi (TargetSave): Document TargetSave syntax.
11800 (UInteger): Document UInteger must be used for certain flags.
11801 (Save): Document Save option to create target specific options
11802 that can be saved/restored on a function specific context.
11804 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11805 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11807 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11808 (TARGET_OPTION_SAVE): Ditto.
11809 (TARGET_OPTION_RESTORE): Ditto.
11810 (TARGET_OPTION_PRINT): Ditto.
11811 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11812 (TARGET_CAN_INLINE_P): Ditto.
11814 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11816 (-mfpmath=both): Ditto.
11818 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11819 Karthik Kumar <karthikkumar@gmail.com>
11821 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11822 (TARGET_POPCNT): Ditto.
11823 (TARGET_SAHF): Ditto.
11824 (TARGET_AES): Ditto.
11825 (TARGET_PCLMUL): Ditto.
11826 (TARGET_CMPXCHG16B): Ditto.
11827 (TARGET_RECIP): Move switch into target_flags.
11828 (TARGET_FUSED_MADD): Ditto.
11829 (ix86_arch_features): Make an unsigned char type.
11830 (ix86_tune_features): Ditto.
11831 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11832 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11833 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11835 * config/i386/i386.opt (arch): New TargetSave field to define
11836 fields that need to be saved for function specific option support.
11839 (branch_cost): Ditto.
11840 (ix86_isa_flags_explicit): Ditto.
11841 (tune_defaulted): Ditto.
11842 (arch_specified): Ditto.
11843 (-m128-long-double): Add Save flag to save option for target
11844 specific option support.
11846 (-maccumulate-outgoing-args): Ditto.
11847 (-malign-double): Ditto.
11848 (-malign-stringops): Ditto.
11849 (-mfancy-math-387): Ditto.
11850 (-mhard-float): Ditto.
11851 (-mieee-fp): Ditto.
11852 (-minline-all-stringops): Ditto.
11853 (-minline-stringops-dynamically): Ditto.
11854 (-mms-bitfields): Ditto.
11855 (-mno-align-stringops): Ditto.
11856 (-mno-fancy-math-387): Ditto.
11857 (-mno-push-args): Ditto.
11858 (-mno-red-zone): Ditto.
11859 (-mpush-args): Ditto.
11860 (-mred-zone): Ditto.
11862 (-msseregparm): Ditto.
11863 (-mstack-arg-probe): Ditto.
11875 (-mno-sse4): Ditto.
11878 (-mrecip): Move flag into target_flags.
11880 (-mno-fused-madd): Ditto.
11881 (-mfused-madd): Ditto.
11882 (-mabm): Move flag into ix86_isa_flags.
11889 * config/i386/i386-c.c: New file for #pragma support.
11890 (ix86_target_macros_internal): New function to #define or #undef
11891 target macros based when the user uses the #pragma GCC option to
11892 change target options.
11893 (ix86_pragma_option_parse): New function to add #pragma GCC option
11895 (ix86_target_macros): Move defining the target macros here from
11896 TARGET_CPU_CPP_BUILTINS in i386.h.
11897 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11898 defined, initialize any subtarget #pragmas.
11900 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11901 REGISTER_TARGET_PRAGMAS.
11903 * config/i386/t-i386: New file for x86 dependencies.
11904 (i386.o): Make dependencies mirror the include files used.
11905 (i386-c.o): New file, add dependencies.
11907 * config/i386/i386-protos.h (override_options): Add bool argument.
11908 (ix86_valid_option_attribute_tree): Add declaration.
11909 (ix86_target_macros): Ditto.
11910 (ix86_register_macros): Ditto.
11912 * config/i386/i386.c (ix86_tune_features): Move initialization of
11913 the target masks to initial_ix86_tune_features to allow functions
11914 to have different target options. Make type unsigned char,
11915 instead of unsigned int.
11916 (initial_ix86_tune_features): New static vector to hold processor
11917 masks for the tune variables.
11918 (ix86_arch_features): Move initialization of the target masks to
11919 initial_ix86_arch_features to allow functions to have different
11920 target options. Make type unsigned char, instead of unsigned int.
11921 (initial_ix86_arch_features): New static vector to hold processor
11922 masks for the arch variables.
11923 (enum ix86_function_specific_strings): New enum to describe the
11924 string options used for attribute((option(...))).
11925 (ix86_target_string): New function to return a string that
11926 describes the target options.
11927 (ix86_debug_options): New function to print the current options in
11929 (ix86_function_specific_save): New function hook to save the
11930 function specific global variables in the cl_target_option structure.
11931 (ix86_function_specific_restore): New function hook to restore the
11932 function specific variables from the cl_target_option structure to
11933 the global variables.
11934 (ix86_function_specific_print): New function hook to print the
11935 target specific options in the cl_target_option structure.
11936 (ix86_valid_option_attribute_p): New function hook to validate
11937 attribute((option(...))) arguments.
11938 (ix86_valid_option_attribute_tree): New function that is common
11939 code between attribute((option(...))) and #pragma GCC option
11940 support that parses the options and returns a tree holding the options.
11941 (ix86_valid_option_attribute_inner_p): New helper function for
11942 ix86_valid_option_attribute_tree.
11943 (ix86_can_inline_p): New function hook to decide if one function
11944 can inline another on a target specific basis.
11945 (ix86_set_current_function); New function hook to switch target
11946 options if the user used attribute((option(...))) or #pragma GCC
11948 (ix86_tune_defaulted): Move to static file scope from
11950 (ix86_arch_specified): Ditto.
11951 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11953 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11954 (OPTION_MASK_ISA_ABM_SET): Ditto.
11955 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11956 (OPTION_MASK_ISA_CX16_SET): Ditto.
11957 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11958 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11959 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11960 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11961 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11962 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11963 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11964 (struct ptt): Move to static file scope from override_options.
11965 (processor_target_table): Ditto.
11966 (cpu_names): Ditto.
11967 (ix86_handle_option): Add support for options that are now isa options.
11968 (override_options): Add support for declaring functions that
11969 support different target options than were specified on the
11970 command line. Move struct ptt, processor_target_table, cpu_names,
11971 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11972 Add bool argument. Fix up error messages so the appropriate error
11973 is given for either command line or attribute.
11974 (ix86_previous_fndecl): New static to remember previous function
11975 declaration to see if we need to change target options.
11976 (ix86_builtins_isa): New array to record the ISA of each builtin
11978 (def_builtin): Always create the builtin function, even if the
11979 current ISA doesn't support it.
11980 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11981 tests for those builtins.
11982 (ix86_init_builtins): Remove TARGET_MMX test for calling
11983 ix86_init_mmx_sse_builtins.
11984 (ix86_expand_builtin): If the current ISA doesn't support a given
11985 builtin, signal an error.
11986 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11987 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11988 (TARGET_OPTION_SAVE): Ditto.
11989 (TARGET_OPTION_RESTORE): Ditto.
11990 (TARGET_OPTION_PRINT): Ditto.
11991 (TARGET_CAN_INLINE_P): Ditto.
11993 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11995 * c-typeck.c (build_external_ref): Don't call assemble_external.
11996 * final.c (output_operand): Call assemble_external.
11998 2008-07-21 DJ Delorie <dj@redhat.com>
12000 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12001 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12003 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12005 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12006 original insn and splitter contents into ...
12007 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12008 flag_unsafe_math_optimizations. Add dummy scratch register.
12009 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12010 !flag_unsafe_math_optimizations. Returns number with next
12011 highest magnitude if this is still less or equal to the true
12012 quotient in magnitude.
12014 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12016 * Makefile.in: Replace toplev.h with TOPLEV_H.
12017 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12018 * c-lex.c (fe_file_change): Don't set in_system_header.
12019 * c-parser.c (c_token): Remove in_system_header.
12020 (c_lex_one_token): Don't set in_system_header.
12021 (c_parser_set_source_position_from_token): Don't set in_system_header.
12022 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12025 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12026 * flags.h (in_system_header): Remove.
12027 * function.c (saved_in_system_header): Remove.
12028 (push_cfun): Don't set in_system_header.
12029 (pop_cfun): Don't set in_system_header.
12030 (push_struct_function): Don't set in_system_header.
12031 * input.h (expanded_location): Add sysp.
12032 (in_system_header_at): New.
12033 (in_system_header): New.
12034 * toplev.c (in_system_header): Remove.
12035 * toplev.h: Include input.h
12037 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12038 * tree-ssa.c (warn_uninit): Call warning_at.
12039 (warn_uninitialized_var): Update calls to warn_uninit.
12040 (warn_uninitialized_phi): Update calls to warn_uninit.
12041 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12042 (expand_location): Initialize xloc.sysp.
12043 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12044 (tree_decl_with_vis): Remove in_system_header_flag.
12046 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12049 * recog.c (asm_operand_ok): Change the order of the extra
12050 memory constraint checks.
12052 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12055 * tree-switch-conversion.c (build_one_array): Call
12056 varpool_mark_needed_node and varpool_finalize_decl
12057 instead of assemble_variable.
12059 2008-07-19 Jan Hubicka <jh@suse.cz>
12061 * cgraph.c (cgraph_add_new_function): Do early local passes.
12062 * tree-nrv.c (gate_pass_return_slot): New gate.
12063 (pass_nrv): Add the gate.
12064 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12066 (coalesce_ssa_name): Coalesce SSA names.
12067 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12068 not optimizing so unused user vars remains visible.
12069 * common.opt (flag_tree_ter): Always enable by default.
12070 * tree-ssa-ter.c: Include flags.h
12071 (is_replaceable_p): Check that locations match; when aliasing
12072 is missing be conservative about loads.
12073 * tree-optimize.c (gate_init_datastructures): Remove.
12074 (pass_init_datastructures): New.
12075 * passes.c: Reorder passes so we always go into SSA.
12077 2008-07-19 Jan Hubicka <jh@suse.cz>
12079 * doc/extend.texi (flatten attribute): Remove note about
12081 * doc/invoke.texi (--combine): Likewise.
12082 (-finline-functions-called-once): Update levels when enabled.
12083 (-funit-at-a-time): Document new behaviour.
12084 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12085 -fno-section-anchors when disabled explicitly.
12086 (inline params): They are not ignored now.
12087 (precompiled headers): Remove unit-at-a-time as being incompatible.
12088 * opts.c (decode_options): Handle unit-at-a-time as alias;
12089 imply -fno-section-anchors when toplevel reorder is disabled
12091 * common.opt (ftoplevel-reorder): Set default value to 2.
12092 (funit-at-a-time): Set default value to 1.
12093 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12096 2008-07-19 Jan Hubicka <jh@suse.cz>
12098 * builtins.c (expand_builtin_int_roundingfn,
12099 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12102 2008-07-19 Richard Guenther <rguenther@suse.de>
12105 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12106 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12107 * tree-ssa-pre.c (get_expr_value_id): For newly created
12108 constant value-ids make sure to add the expression to its
12111 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12113 PR middle-end/36877
12114 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12115 return value of the builtin is ignored.
12117 2008-07-19 Olivier Hainque <hainque@adacore.com>
12119 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12120 bits, a C conformant malloc implementation has to provide.
12121 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12123 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12127 * reload.c (find_reloads_subreg_address): Only reload address if
12128 reloaded == 0, not for reloaded != 1.
12131 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12132 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12133 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12134 m32c_legitimize_reload_address.
12136 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12137 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12138 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12140 2008-07-19 Olivier Hainque <hainque@adacore.com>
12142 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12143 argument, saying whether nested array are to be collapsed
12144 into a single array type DIE with multiple subscripts.
12145 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12146 issues, centralize the nested array types collapsing control and
12147 disable the transformation for Ada.
12149 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12152 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12154 (x86_64_shift_adj_2): New expander.
12155 (x86_64_shift_adj_3): Ditto.
12156 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12157 to split TImode operands.
12158 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12159 (ix86_split_lshr): Ditto.
12161 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12163 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12164 and __CHAR32_TYPE__.
12165 * c-typeck.c (digest_init): Support char16_t and char32_t.
12166 (set_nonincremental_init_from_string): Idem.
12168 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12170 PR middle-end/36859
12171 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12172 PREFERRED_STACK_BOUNDARY.
12173 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12175 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12177 PR middle-end/36858
12178 * function.c (locate_and_pad_parm): Cap boundary earlier.
12180 2008-07-17 Julian Brown <julian@codesourcery.com>
12182 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12183 no-op for targets which don't use DLLs.
12185 2008-07-17 Martin Jambor <mjambor@suse.cz>
12187 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12188 that nodes are relevant by examining the node->analyzed flag.
12189 (ipcp_init_stage): Check which nodes are relevant, assert that the
12190 relevant ones are also required.
12191 (ipcp_propagate_stage): Check on the side arrays are properly
12193 (ipcp_print_all_jump_functions): Make sure not to touch any node
12194 that is not analyzed or an edge that does not have a corresponding
12195 entry in the on-the-side vectors.
12196 (ipcp_function_scale_print): Likewise.
12197 (ipcp_update_callgraph): Check that the node is relevant.
12198 (ipcp_insert_stage): Check that the node is relevant. Check there is
12199 an info for every node and edge.
12200 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12201 (ipa_print_all_tree_maps): Likewise and a new variable info.
12202 (ipa_print_all_params_modified): Likewise.
12203 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12205 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12208 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12210 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12212 PR rtl-optimization/36753
12213 * fwprop.c (use_killed_between): Don't shortcut
12214 single-definition global registers.
12216 2008-07-16 Jan Hubicka <jh@suse.cz>
12218 * cgraph.h (varpool_empty_needed_queue): Declare.
12219 * cgraphunit.c (output_in_order): Mark all variables as needed;
12221 * varpool.c (varpool_assemble_node): Update debug queue.
12222 (varpool_assemble_pending_decls): Don't do it here.
12223 (varpool_empty_needed_queue): New function.
12225 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12227 * recog.c (peephole2_optimize): Fix formatting.
12229 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12231 * c-pch.c (get_ident): Avoid C++ keywords.
12232 * combine-stack-adj.c (single_set_for_csa): Likewise.
12233 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12234 output_asm_insn): Likewise.
12235 * reload.c (push_secondary_reload, find_reusable_reload,
12236 push_reload, combine_reloads, find_reloads,
12237 debug_reload_to_stream): Likewise.
12238 * reload.h (struct reload): Likewise.
12239 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12240 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12241 emit_output_reload_insns): Likewise.
12242 * targhooks.c (default_secondary_reload): Likewise.
12243 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12245 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12247 * recog.c (validate_change_1, validate_change,
12248 validate_unshare_change, validate_replace_rtx_1, struct
12249 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12251 * reload.c (push_secondary_reload, secondary_reload_class,
12252 scratch_reload_class, find_valid_class, find_reusable_reload,
12253 push_reload, find_dummy_reload, find_reloads_address_1,
12254 find_reloads_address_part, find_equiv_reg): Likewise.
12255 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12256 choose_reload_regs): Likewise.
12257 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12259 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12260 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12261 * sched-rgn.c (concat_INSN_LIST): Likewise.
12262 * stor-layout.c (mode_for_size, mode_for_size_tree,
12263 smallest_mode_for_size): Likewise.
12265 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12267 * cfg.c (dump_reg_info): Avoid C++ keywords.
12268 * dwarf2asm.c (dw2_force_const_mem,
12269 dw2_asm_output_encoded_addr_rtx): Likewise.
12270 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12271 * expmed.c (expand_shift): Likewise.
12272 * global.c (find_reg): Likewise.
12273 * graph.c (draw_edge): Likewise.
12274 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12275 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12276 widen_clz, widen_bswap, expand_parity, expand_unop,
12277 emit_cmp_and_jump_insn_1): Likewise.
12278 * postreload.c (reload_cse_simplify_operands): Likewise.
12279 * ra.h (add_neighbor): Likewise.
12280 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12281 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12282 record_reg_classes, copy_cost, record_address_regs,
12283 invalid_mode_change_p): Likewise.
12284 * regrename.c (regrename_optimize, scan_rtx_reg,
12285 dump_def_use_chain, find_oldest_value_reg,
12286 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12288 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12290 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12291 MASK_POWERPC64 for power4 in previous commit.
12293 2008-07-16 Olivier Hainque <hainque@adacore.com>
12295 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12296 instead of bare conversion to cast const-ness away.
12298 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12300 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12301 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12302 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12303 (TARGET_FUNCTION_VALUE): Define.
12305 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12307 * config/rs6000/rs6000.c (processor_target_table): Add
12308 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12310 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12313 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12314 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12315 m32c_legitimize_reload_address.
12317 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12319 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12320 DECL_IN_SYSTEM_HEADER in sync.
12322 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12324 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12325 * tree-ssa-pre.c (pre_expr_eq): Ditto
12326 (get_constant_for_value_id): Take a type as an argument.
12327 (fully_constant_expression): Pass in type.
12328 (find_or_generate_expression): Short circuit constant case.
12329 (create_expression_by_pieces): Remove special casing of
12331 (do_regular_insertion): Short circuit constant case.
12332 (do_partial_partial_insertion): Ditto.
12334 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12337 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12339 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12341 * config/xtensa/libgcc-xtensa.ver: New file.
12342 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12344 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12346 * df-problems.c (df_set_note): Avoid C++ keywords.
12347 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12348 * dse.c (record_store, remove_useless_values): Likewise.
12349 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12350 gen_reg_rtx_offset, operand_subword, change_address_1,
12351 change_address, adjust_address_1, offset_address,
12352 widen_memory_access, emit_copy_of_insn_after): Likewise.
12353 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12354 * fwprop.c (should_replace_address, propagate_rtx_1,
12355 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12357 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12358 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12359 * lcm.c (compute_insert_delete, pre_edge_lcm,
12360 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12361 * lower-subreg.c (resolve_reg_notes): Likewise.
12362 * mode-switching.c (optimize_mode_switching): Likewise.
12364 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12366 * bt-load.c (add_btr_def, migrate_btr_def,
12367 branch_target_load_optimize): Avoid C++ keywords.
12368 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12370 * combine.c (subst, simplify_set, make_extraction,
12371 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12372 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12373 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12375 2008-07-15 Richard Guenther <rguenther@suse.de>
12377 PR middle-end/36369
12378 * c-common.c (strict_aliasing_warning): Do not warn for
12379 TYPE_REF_CAN_ALIAS_ALL pointers.
12380 (c_common_get_alias_set): may_alias types are not special.
12381 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12382 attribute and set can_ref_all accordingly.
12383 (build_reference_type_for_mode): Likewise.
12384 * doc/extend.texi (may_alias): Clarify.
12386 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12389 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12390 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12392 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12395 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12396 gcc_assert, instead call output_operand_lossage.
12398 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12400 * builtins.c (std_canonical_va_list): Treat structure based
12403 2008-07-15 Ben Elliston <bje@au.ibm.com>
12405 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12407 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12409 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12412 2008-07-14 Jan Hubicka <jh@suse.cz>
12414 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12415 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12416 fix predicates and constraints.
12417 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12418 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12420 2008-07-14 Doug Kwan <dougkwan@google.com>
12422 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12423 additional option file arm/eabi.opt.
12424 * config/arm/eabi.h (File): New configuration file for EABI targets.
12425 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12426 SUBSUBTARGET_EXTRA_SPECS.
12427 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12428 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12429 from STARTFILE_SPEC so that it can be referenced in an override.
12430 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12431 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12432 can be referenced in an override.
12433 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12434 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12435 so that it can be referenced in an override.
12436 (LINK_SPEC): Use BPABI_LINK_SPEC.
12437 * config/arm/eabi.opt (File): New.
12439 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12441 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12442 (FIXED_VALUE_H): New variable.
12443 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12444 input.h, fixed-value.h.
12445 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12446 (BASIC_BLOCK_H): Use $(BITMAP_H).
12447 (FUNCTION_H): Add varray.h.
12448 (IPA_REFERENCE_H): Use $(BITMAP_H).
12449 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12450 (DF_H): Use $(BITMAP_H).
12451 (GGC_H): Add statistics.h.
12452 (INSN_ADDR_H): New.
12453 (INSN_ATTR_H): Use it.
12454 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12456 (SYMTAB_H): Add $(OBSTACK_H).
12457 (CPP_INTERNAL_H): New.
12458 (TREE_DUMP_H): Add tree-pass.h.
12459 (TREE_FLOW_H): Use $(BITMAP_H)
12460 (PRETTY_PRINT_H): Use $(INPUT_H).
12461 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12464 (many object files): Fix lots of header dependencies throughout.
12466 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12468 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12470 (s-gtyp-input): Use them to write tmp-gi.list.
12471 (echo_to_gi.list): Remove.
12473 2008-07-14 Richard Guenther <rguenther@suse.de>
12475 * tree-ssa-sccvn.c (pre_info): Remove.
12476 (switch_to_PRE_table): Likewise.
12477 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12478 (set_hashtable_value_ids): Do not create value-ids for the
12480 (run_scc_vn): Remove double test. Remove bogus special-case
12481 in value-number printing.
12482 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12483 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12485 * tree-flow-inline.h (get_value_handle): Remove.
12486 * tree-flow.h (get_value_handle): Remove.
12488 2008-07-14 Martin Jambor <mjambor@suse.cz>
12490 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12491 in which we generate arithmetics is not a subrange.
12493 2008-07-14 Martin Jambor <mjambor@suse.cz>
12495 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12497 2008-07-14 Richard Guenther <rguenther@suse.de>
12499 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12501 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12504 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12505 reload for symbol refs moved to r0 with -fPIC.
12506 (legitimize_pic_address): Use the target register as temporary
12508 (emit_symbolic_move): Adjust comment.
12509 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12512 2008-07-14 Ben Elliston <bje@au.ibm.com>
12514 * c-common.h (C_CPP_HASHNODE): New macro.
12515 * coretypes.h (struct cpp_token): Forward declare.
12516 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12517 the context-sensitive keyword method.
12518 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12519 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12520 expand_bool_pixel): New.
12521 (altivec_categorize_keyword): New function.
12522 (init_vector_keywords): New function.
12523 (rs6000_macro_to_expand): Likewise.
12524 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12525 compiling an ISO C dialect.
12527 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12529 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12530 (create_expression_by_pieces): Fix typo.
12531 (do_regular_insertion): Use debug counter here too.
12533 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12536 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12537 CONST_OK_FOR_LETTER_P. All port-local users changed.
12538 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12539 implement Kp matching power-of-two.
12540 (CONSTRAINT_LEN): Define to match.
12541 * config/cris/cris.md: Replace all use of constraint K with Kc.
12542 ("*btst*): Use Kp for operand 0 of last alternative.
12544 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12547 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12550 2008-07-13 Jan Hubicka <jh@suse.cz>
12552 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12555 2008-07-13 Richard Guenther <rguenther@suse.de>
12557 PR middle-end/36811
12558 * langhooks.c (lhd_print_error_function): Deal with recursive
12561 2008-07-12 Jan Hubicka <jh@suse.cz>
12563 * cgraph.c (assembler_name_hash): New static var.
12564 (hash_node_by_assembler_name, eq_assembler_name): New.
12565 (cgraph_node_for_asm): Use hashtable.
12566 (cgraph_remove_node): Maintain hashtable.
12567 (change_decl_assembler_name): Sanity check that names are not changing
12568 after aliasing was processed.
12569 * cgraph.h (varpoon_node): Add next GGC marker.
12570 * tree.c (decl_assembler_name_equal): Constify.
12571 (decl_assembler_name_hash): New.
12572 * tree.h (decl_assembler_name_equal): Constify.
12573 (decl_assembler_name_hash): Update.
12575 2008-07-12 David Daney <ddaney@avtrex.com>
12577 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12578 sb1 and r5000 cpus.
12580 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12582 * doc/md.texi: Document the MIPS "v" constraint.
12583 * config/mips/mips.h (reg_class): Revert last change.
12584 (REG_CLASS_NAMES): Likewise.
12585 (REG_CLASS_CONTENTS): Likewise.
12586 * config/mips/mips.c (mips_regno_to_class): Likewise.
12587 * config/mips/constraints.md (v): Likewise, but add documentation.
12588 Add a comment to say that this constraint should not be used in
12591 2008-07-11 DJ Delorie <dj@redhat.com>
12593 * config/h8300/h8300.md (length): Fix branch offset limit.
12595 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12597 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12598 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12599 (avr_hard_regno_scratch_ok): New function.
12600 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12601 * config/avr/avr.md (all peepholes that request a scratch register):
12602 Remove avr_peep2_scratch_safe use.
12604 2008-07-11 Tom Tromey <tromey@redhat.com>
12605 Ian Lance Taylor <iant@google.com>
12607 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12608 (struct c_common_resword): Define.
12609 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12610 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12611 (c_common_reswords, num_c_common_reswords): Declare.
12612 * c-common.c (c_common_reswords): New global const array.
12613 (num_c_common_reswords): New const int.
12614 * c-parser.c (struct resword, reswords): Don't define.
12615 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12616 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12617 than reswords. If warning about C++ keywords, give them a special
12619 (c_lex_one_token): Warn about C++ keywords. Call
12620 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12621 (c_parser_external_declaration): Look for RID_xxx rather than
12622 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12623 (c_parser_statement_after_labels): Likewise.
12624 (c_parser_objc_class_instance_variables): Likewise.
12625 (c_parser_objc_class_declaration): Likewise.
12626 (c_parser_objc_try_catch_statement): Likewise.
12627 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12628 (declspecs_add_type): Likewise.
12630 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12632 * ggc-page.c (alloc_page):
12633 Substituting xmalloc, xcalloc with
12634 XNEWVEC and XCNEWVAR macros which add the
12637 2008-07-11 Richard Guenther <rguenther@suse.de>
12639 PR tree-optimization/36765
12640 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12641 aliases from HEAP vars to SMTs.
12643 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12645 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12646 * configure.ac (loose_warn): Move -Wc++-compat from here...
12647 (strict_warn): ...to here.
12648 * configure: Regenerate.
12650 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12652 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12653 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12654 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12655 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12656 excluding more specific h8300-*-* and sh-*-* targets.
12658 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12660 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12661 (eliminate): Ditto.
12662 (execute_pre): Call loop_optimizer_finalize in early exit.
12664 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12666 PR middle-end/36790
12667 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12668 uids in the bitmap, not just VAR_DECL uids.
12670 PR rtl-optimization/36419
12671 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12672 (combine_stack_adjustments_for_block): Call it if needed. Delete
12674 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12675 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12676 prologue sp adjustment.
12678 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12681 * opts.c (print_ignored_options): Report postponed diagnostics for
12682 unknown -Wno-* options as warnings, not errors.
12683 (postpone_unknown_option_error): Renamed to...
12684 (postpone_unknown_option_warning): ... this.
12686 2008-07-09 Doug Kwan <dougkwan@google.com>
12689 2008-07-08 Doug Kwan <dougkwan@google.com>
12691 * config/arm/arm.opt (mandroid): New option.
12692 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12693 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12695 (CC1PLUS_SPEC): Same.
12697 (STARTFILE_SPEC): Same.
12698 (ENDFILE_SPEC): Same.
12699 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12702 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12705 * config/mips/mips.h (reg_class): Remove V1_REG.
12706 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12707 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12708 instead of V1_REGS.
12709 (mips_get_tp): New function.
12710 (mips_legitimize_tls_address): Use it.
12711 * config/mips/constraints.md (v): Delete.
12712 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12713 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12714 After reload, split into a move and ...
12715 (*tls_get_tp_<mode>_split): ...this new instruction.
12717 2008-07-09 David Daney <ddaney@avtrex.com>
12719 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12721 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12723 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12724 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12726 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12727 htab_delete should be called. Don't free c.
12728 (lookup_tmp_var): Create temp_htab lazily.
12729 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12730 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12732 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12733 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12734 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12735 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12736 * tree-sra.c (generate_element_init): Likewise.
12737 * tree-mudflap.c (execute_mudflap_function_ops,
12738 execute_mudflap_function_decls): Likewise.
12739 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12740 * tree-gimple.h (struct gimplify_ctx): New type.
12741 (push_gimplify_context): Adjust prototype.
12743 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12745 * tree-ssa-pre.c (phi_translate_1): Update placement of
12746 add_to_value calls.
12748 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12750 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12751 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12752 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12753 * targhooks.c (default_hard_regno_scratch_ok): New function.
12754 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12755 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12756 * recog.c: Include "target.h".
12757 (peep2_find_free_register): Add check for global regs. Add target
12759 * Makefile.in (recog.o): Depend on target.h.
12761 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12763 * config/sh/sh.c (sh_canonical_va_list_type): New.
12764 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12766 2008-07-09 Raksit Ashok <raksit@google.com>
12768 * doc/invoke.texi (Option Summary): Mention new option
12769 -Wdisallowed-function-list=...
12770 (Warning Options): Document -Wdisallowed-function-list=...
12771 * common.opt (Wdisallowed-function-list=): New flag.
12772 * flags.h (warn_disallowed_functions): External definition of new
12773 boolean warning flag.
12774 (warn_if_disallowed_function_p): Declare new function.
12775 * opts.c (warning_disallowed_functions): New static variable.
12776 (warn_disallowed_functions): New boolean warning flag.
12777 (warn_if_disallowed_function_p): New function.
12778 (add_comma_separated_to_vector): Rename
12779 add_instrument_functions_exclude_list to this.
12780 (common_handle_option): Handle new option. Rename calls to
12781 add_instrument_functions_exclude_list into calls to
12782 add_comma_separated_to_vector.
12783 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12784 based on flag warn_disallowed_functions.
12786 2008-07-09 Christian Bruel <christian.bruel@st.com>
12788 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12789 instead of get_attr_length.
12791 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12793 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12795 * genemit.c (gen_insn): Likewise.
12796 * gengtype.c (note_def_vec): Likewise.
12797 * gengtype.h (note_def_vec): Likewise.
12798 * genoutput.c (struct data, output_insn_data, process_template,
12799 gen_expand, gen_split, note_constraint): Likewise.
12800 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12801 make_insn_sequence): Likewise.
12802 * gensupport.c (record_insn_name): Likewise.
12804 2008-07-08 Doug Kwan <dougkwan@google.com>
12806 * config/arm/arm.opt (mandroid): New option.
12807 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12808 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12810 (CC1PLUS_SPEC): Same.
12812 (STARTFILE_SPEC): Same.
12813 (ENDFILE_SPEC): Same.
12814 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12817 2008-07-08 Raksit Ashok <raksit@google.com>
12819 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12820 (set_storage_via_setmem): Fix expected_align parameter.
12821 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12822 missing from the list.
12823 * doc/md.texi (movmem): Explicitly state that expected alignment is
12824 to be expressed in bytes.
12825 (setmem): Explicitly state that expected alignment is to be expressed
12828 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12830 * reload.c (find_reloads_subreg_address): Do not require validity
12831 of address in original mode before reloading address.
12833 2008-07-07 Tianwei Sheng <tianweis@google.com>
12835 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12836 bounds array access.
12838 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12840 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12842 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12844 Fix PR tree-optimization/23455
12845 Fix PR tree-optimization/35286
12846 Fix PR tree-optimization/35287
12847 * Makefile.in (OBJS-common): Remove tree-vn.o.
12848 (tree-vn.o): Remove.
12849 * dbgcnt.def: Add treepre_insert debug counter.
12850 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12851 (debug_value_expressions): Ditto.
12852 (print_value_expressions): Ditto.
12853 * tree-pretty-print.c (dump_generic_node): Updated for
12854 VALUE_HANDLE removal.
12855 * tree-ssa-dom.c (record_equality): Ditto.
12856 (cprop_operand): Ditto.
12857 (lookup_avail_expr): Ditto.
12858 * tree-ssa-threadedge.c
12859 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12860 (simplify_control_stmt_condition): Ditto.
12861 * tree.c (tree_code_size): Ditto.
12862 (tree_node_structure): Ditto.
12863 (iterative_hash_expr): Ditto.
12865 * tree.h (VALUE_HANDLE_ID): Ditto.
12866 (VALUE_HANDLE_EXPR_SET): Ditto.
12867 (struct tree_value_handle): Ditto.
12868 (union tree_node): Ditto.
12869 * treestruct.def: Ditto.
12870 * tree-vn.c: Removed.
12871 * tree-ssa-pre.c: Rewritten entirely.
12872 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12873 (constant_value_ids): Ditto.
12874 (vn_nary_op_t): Moved to header.
12876 (vn_reference_op_t): Ditto
12877 (vn_reference_t): Ditto.
12878 (next_value_id): New variable.
12879 (VN_INFO): Add an assert.
12880 (vn_constant_eq): New function.
12881 (vn_constant_hash): Ditto.
12882 (get_or_alloc_constant_value_id): Ditto.
12883 (value_id_constant_p): Ditto.
12884 (vn_reference_compute_hash): De-staticify.
12885 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12886 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12887 (valueize_refs): Update opcode if it changes from ssa name to constant.
12888 (vn_reference_lookup_1): Add new argument.
12889 (vn_reference_lookup): Ditto.
12890 (vn_reference_lookup_pieces): New function.
12891 (vn_reference_insert): Add return type. Modify to deal with value ids.
12892 (vn_reference_insert_pieces): New function.
12893 (vn_nary_op_compute_hash): De-staticify.
12894 (vn_nary_op_eq): Ditto.
12895 (vn_nary_op_lookup_pieces): New function.
12896 (vn_nary_op_lookup): Add new argument.
12897 (vn_nary_op_insert_pieces): New function.
12898 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12899 (vn_phi_insert): Ditto.
12900 (visit_unary_op): Update for callee changes.
12901 (visit_binary_op): Ditto.
12902 (visit_reference_op_load): Ditto.
12903 (visit_reference_op_store): Ditto.
12904 (init_scc_vn): Init next_value_id, constant_to_value_id and
12905 constant_value_ids.
12906 (free_scc_vn): Free them.
12907 (set_hashtable_value_ids): New function.
12908 (run_scc_vn): Use it.
12909 (get_max_value_id): New function.
12910 (get_next_value_id): Ditto.
12911 (expressions_equal_p): Moved from tree-vn.c
12912 (sort_vuses): Ditto.
12913 (sort_vuses_heap): Ditto.
12914 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12916 * tree.c (iterative_hash_hashval_t): Made non-static
12917 * tree.h (iterative_hash_hashval_t): Declare it.
12919 2008-07-08 Martin Jambor <mjambor@suse.cz>
12921 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12922 instead of ipa_create_node_params.
12923 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12924 ipa_check_create_edge_args, free them with
12925 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12927 * ipa-prop.c: Include flags.h and tree-inline.h.
12928 (ipa_node_params_vector): New variable.
12929 (ipa_edge_args_vector): New variable.
12930 (edge_removal_hook_holder): New variable.
12931 (node_removal_hook_holder): New variable.
12932 (edge_duplication_hook_holder): New variable.
12933 (node_duplication_hook_holder): New variable.
12934 (ipa_detect_param_modifications): Check for presence of modified flags.
12935 (ipa_compute_jump_functions): Check for presence of jump functions.
12936 (ipa_free_edge_args_substructures): New function.
12937 (ipa_create_node_params): Removed.
12938 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12939 (ipa_free_node_params_substructures): New function.
12940 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12942 (ipa_edge_removal_hook): New function.
12943 (ipa_node_removal_hook): New function.
12944 (duplicate_array): New function.
12945 (ipa_edge_duplication_hook): New function.
12946 (ipa_node_duplication_hook): New function.
12947 (ipa_register_cgraph_hooks): New function.
12948 (ipa_unregister_cgraph_hooks): New function.
12949 (free_all_ipa_structures_after_ipa_cp): New function.
12951 * ipa-prop.h: Include vec.h.
12952 (ipa_node_params_t): New typedef with vector types for it.
12953 (ipa_edge_args_t): New typedef with vector types for it.
12954 (IPA_NODE_REF): Changed to access an on-the-side vector.
12955 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12956 (ipa_check_create_node_params): New function.
12957 (ipa_check_create_edge_args): New function.
12959 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12962 2008-07-07 Tom Tromey <tromey@redhat.com>
12964 * configure, config.in: Rebuilt.
12965 * configure.ac: Don't check for scandir or alphasort.
12967 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12969 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12970 types immediately after creating them.
12972 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12974 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12976 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12978 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12979 dump_constraint_graph.
12980 (dump_constraint_edge): New function.
12981 (dump_constraint_graph): New function.
12982 (debug_constraint_graph): New function.
12983 (dump_constraint): Removed useless comparison.
12984 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12985 (dump_constraint_graph): Declare.
12986 (debug_constraint_graph): Declare.
12987 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12989 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12991 * config/i386/i386.c (is_va_list_char_pointer): New.
12992 (ix86_va_start): Replace compare with ms_va_list_type_node
12993 by is_va_list_char_pointer.
12994 (ix86_gimplify_va_arg): Likewise.
12996 2008-07-07 Martin Jambor <mjambor@suse.cz>
12998 * cgraph.c (cgraph_edge_max_uid): New variable.
12999 (struct cgraph_edge_hook_list): New type.
13000 (struct cgraph_node_hook_list): New type.
13001 (struct cgraph_2edge_hook_list): New type.
13002 (struct cgraph_2node_hook_list): New type.
13003 (first_cgraph_edge_removal_hook): New variable.
13004 (first_cgraph_node_removal_hook): New variable.
13005 (first_cgraph_edge_duplicated_hook): New variable.
13006 (first_cgraph_node_duplicated_hook): New variable.
13007 (cgraph_add_edge_removal_hook): New function.
13008 (cgraph_remove_edge_removal_hook): New function.
13009 (cgraph_call_edge_removal_hooks): New function.
13010 (cgraph_add_node_removal_hook): New function.
13011 (cgraph_remove_node_removal_hook): New function.
13012 (cgraph_call_node_removal_hooks): New function.
13013 (cgraph_add_edge_duplication_hook): New function.
13014 (cgraph_remove_edge_duplication_hook): New function.
13015 (cgraph_call_edge_duplication_hooks): New function.
13016 (cgraph_add_node_duplication_hook): New function.
13017 (cgraph_remove_node_duplication_hook): New function.
13018 (cgraph_call_node_duplication_hooks): New function.
13019 (cgraph_create_edge): Assign to edge uid.
13020 (cgraph_remove_edge): Call edge removal hooks.
13021 (cgraph_node_remove_callees): Call edge removal hooks.
13022 (cgraph_node_remove_callers): Call edge removal hooks.
13023 (cgraph_remove_node): Call node removal hooks.
13024 (cgraph_clone_edge): Call edge duplication hooks.
13025 (cgraph_clone_node): Call node duplication hooks.
13027 * cgraph.h (cgraph_edge): New field uid.
13028 (cgraph_edge_hook): New type.
13029 (cgraph_node_hook): New type.
13030 (cgraph_2edge_hook): New type.
13031 (cgraph_2node_hook): New type.
13033 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13035 * config.in: Regenerate.
13037 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13039 * gcc.c (print_sysroot): New.
13040 (option_map, display_help, process_command): Handle the
13041 -print-sysroot option.
13042 (main): Print the sysroot if requested.
13043 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13045 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13048 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13050 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13052 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13053 (assign_parm_setup_block_p): Also check mode of entry_parm.
13055 2008-07-07 Richard Guenther <rguenther@suse.de>
13057 * tree-ssa-structalias.h (set_used_smts): Remove.
13058 * tree-ssa-structalias.c (used_smts): Likewise.
13059 (set_used_smts): Likewise.
13060 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13061 call to set_used_smts.
13063 2008-07-07 Richard Guenther <rguenther@suse.de>
13065 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13066 (new_var_info): Set it to false.
13067 (solution_set_add): Correctly handle pointers outside a var and
13069 (type_safe): Treat variables with is_full_var properly.
13070 (do_sd_constraint): Likewise.
13071 (do_ds_constraint): Likewise.
13072 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13073 (get_constraint_for_ptr_offset): New function.
13074 (get_constraint_for_component_ref): For addresses at least include
13075 the last field of the variable. Handle is_full_vars properly.
13076 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13077 (handle_ptr_arith): Remove.
13078 (find_func_aliases): Simplify assignment handling.
13079 (create_function_info_for): For parameter and result varinfos set
13081 (create_variable_info_for): Set is_full_var flag whenever we
13082 just created a single varinfo for a decl.
13083 (init_alias_vars): Initialize use_field_sensitive from
13084 max-fields-for-field-sensitive parameter.
13086 2008-07-07 Richard Guenther <rguenther@suse.de>
13088 PR tree-optimization/36713
13089 * tree-flow-inline.h (is_call_used): New function.
13090 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13091 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13092 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13094 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13096 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13098 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13100 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13102 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13103 Nathan Sidwell <nathan@codesourcery.com>
13105 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13106 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13108 * config/m68k/t-linux: New.
13109 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13112 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13114 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13115 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13118 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13120 * gcc.c (execute): Fix -Wc++-compat warning.
13122 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13125 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13126 constant for little endian.
13128 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13130 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13131 mips_base_mips16 instead of TARGET_MIPS16.
13132 (mips_base_mips16): Declare.
13133 * config/mips/mips.c (mips_base_mips16): Make global.
13134 (was_mips16_p): Remove GTY marker.
13135 (was_mips16_pch_p): New variable.
13136 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13137 (mips_override_options): Force to non-MIPS16 mode initially.
13138 Do not complain about MIPS16 PIC incompatibilities here.
13139 Only allow -mgpopt if -mexplicit-relocs is in force for
13142 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13144 * configure.ac: Check for caddr_t, define to char * if not defined.
13145 * configure: Regenerate.
13146 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13147 (mmap_gt_pch_use_address): Likewise.
13148 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13150 2008-07-06 Richard Guenther <rguenther@suse.de>
13152 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13153 (new_var_info): Deal with it.
13154 (solution_set_add): Likewise.
13155 (bitpos_of_field): Make signed, fix.
13156 (struct fieldoff): Remove type and decl fields. Make size field
13157 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13159 (fieldoff_compare): Deal with it.
13160 (push_fields_onto_fieldstack): Remove has_union argument, glob
13161 adjacent non-pointer fields together.
13162 (create_function_info_for): Do not set has_union.
13163 (create_variable_info_for): Simplify.
13165 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13167 * config.gcc (extra_headers): Add cross-stdarg.h for target
13168 x86_64-*-* and i?86-*-*.
13169 * config/i386/cross-stdarg.h: New.
13170 * builtins.c (std_fn_abi_va_list): New.
13171 (std_canonical_va_list_type): New.
13172 (stabilize_va_list): Replace va_list_type_node use by
13173 mtarget.canonical_va_list_type.
13174 (gimplify_va_arg_expr): Likewise.
13175 (expand_builtin_va_copy): Replace va_list_type_node use by
13176 mtarget.fn_abi_va_list.
13177 * tree-sra.c (is_va_list_type): New helper.
13178 (decl_can_be_decomposed_p): Replace
13179 va_list_type_node use by is_va_list_type.
13180 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13181 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13182 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13183 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13184 (ix86_enum_va_list): New.
13185 * config/i386/i386.c (sysv_va_list_type_node): New.
13186 (ms_va_list_type_node): New.
13187 (ix86_function_type_abi): Remove sorry.
13188 (ix86_build_builtin_va_list_abi): New.
13189 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13190 for 64-bit targets.
13191 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13192 (ix86_init_builtins_va_builtins_abi): New.
13193 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13194 for 64-bit targets.
13195 (ix86_handle_abi_attribute): New.
13196 (attribute_spec): Add sysv_abi and ms_abi.
13197 (ix86_fn_abi_va_list): New.
13198 (ix86_canonical_va_list_type): New.
13199 (ix86_enum_va_list): New.
13200 (TARGET_FN_ABI_VA_LIST): New.
13201 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13202 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13203 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13204 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13205 (TARGET_ENUM_VA_LIST): New.
13206 * expr.h (std_fn_abi_va_list): New.
13207 (std_canonical_va_list_type): New.
13208 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13209 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13210 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13211 TARGET_CANONICAL_VA_LIST_TYPE.
13212 * target.h (struct gcc_target): Add fn_abi_va_list hook
13213 and canonical_va_list_type hook.
13215 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13217 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13218 integral and pointer types.
13220 2008-07-04 Roger Sayle <roger@eyesopen.com>
13222 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13223 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13225 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13228 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13230 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13232 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13233 build_gimple_modify_stmt.
13234 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13235 gimple operand. Use fold_build* instead of build*.
13237 2008-07-04 Richard Guenther <rguenther@suse.de>
13239 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13240 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13241 properly to compute the reachability set if we do field-sensitive PTA.
13242 * invoke.texi (max-fields-for-field-sensitive): Document default.
13243 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13244 100 for optimize >= 2.
13246 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13248 * ggc-zone.c (lookup_page_table_if_allocated,
13249 set_page_table_entry, zone_find_object_size, alloc_small_page,
13250 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13251 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13252 -Wc++-compat and/or -Wcast-qual warnings.
13254 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13257 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13258 pic_offset_table_rtx to be marked as used here.
13259 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13260 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13261 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13262 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13263 !TARGET_SECURE_PLT.
13265 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13267 * alloc-pool.c (hash_descriptor, eq_descriptor,
13268 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13269 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13271 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13272 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13273 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13274 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13277 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13279 * tree-flow.h (loop_only_exit_p): Declare.
13280 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13281 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13282 the number of iterations if it is constant. Otherwise, if this is the
13283 only possible exit of the loop, use the conservative estimate on the
13284 number of iterations of the entire loop if available.
13286 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13288 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13289 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13290 Add synchronization functions.
13291 * config/sync.c: New file.
13292 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13293 (LIBGCC_SYNC_CFLAGS): Likewise.
13295 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13298 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13299 (*pushtf_sse): New insn pattern.
13300 (pushtf splitters): New splitters.
13302 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13304 PR middle-end/35736
13305 * predict.c (build_predict_expr): Use void_type_node for the tree
13306 type, instead of NULL_TREE.
13308 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13310 * config/i386/i386.c (contains_aligned_value_p): Return true
13312 (ix86_data_alignment): Align TCmode to 128bits.
13313 (ix86_local_alignment): Likewise.
13315 2008-07-03 Andrew Haley <aph@redhat.com>
13318 * vec.h (VEC_TA): New.
13319 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13320 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13321 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13322 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13323 (C_COMMON_FIXED_TYPES): Remove first arg.
13324 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13325 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13326 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13327 not to use empty macro arguments.
13329 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13331 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13332 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13333 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13334 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13335 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13336 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13337 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13338 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13339 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13340 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13341 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13342 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13343 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13344 config/rs6000/e500crtres64gpr.asm,
13345 config/rs6000/e500crtres64gprctr.asm,
13346 config/rs6000/e500crtrest32gpr.asm,
13347 config/rs6000/e500crtrest64gpr.asm,
13348 config/rs6000/e500crtresx32gpr.asm,
13349 config/rs6000/e500crtresx64gpr.asm,
13350 config/rs6000/e500crtsav32gpr.asm,
13351 config/rs6000/e500crtsav64gpr.asm,
13352 config/rs6000/e500crtsav64gprctr.asm,
13353 config/rs6000/e500crtsavg32gpr.asm,
13354 config/rs6000/e500crtsavg64gpr.asm,
13355 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13356 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13357 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13358 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13359 config/sparc/sol2-cn.asm: Remove .file directives.
13361 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13363 * resource.c (mark_referenced_resources): Look inside
13364 UNSPEC_VOLATILEs and ASM_INPUTs.
13366 2008-07-02 Ian Lance Taylor <iant@google.com>
13368 * rtlanal.c (add_reg_note): New function.
13369 * rtl.h (add_reg_note): Declare.
13370 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13371 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13372 * builtins.c (expand_builtin_longjmp): Likewise.
13373 (expand_builtin_nonlocal_goto): Likewise.
13374 * calls.c (emit_call_1, expand_call): Likewise.
13375 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13376 * cfglayout.c (fixup_reorder_chain): Likewise.
13377 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13378 (commit_one_edge_insertion): Likewise.
13379 * combine.c (move_deaths, distribute_notes): Likewise.
13380 * df-problems.c (df_set_note): Likewise.
13381 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13382 (set_unique_reg_note): Likewise.
13383 (emit_copy_of_insn_after): Likewise.
13384 * expr.c (expand_expr_real): Likewise.
13385 * gcse.c (add_label_notes): Likewise.
13386 * haifa-sched.c (create_check_block_twin): Likewise.
13387 * jump.c (mark_jump_label_1): Likewise.
13388 * loop-doloop.c (add_test, doloop_modify): Likewise.
13389 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13390 * lower-subreg.c (move_eh_region_note): Likewise.
13391 * optabs.c (emit_libcall_block): Likewise.
13392 * predict.c (predict_insn): Likewise.
13393 (combine_predictions_for_insn): Likewise.
13394 * recog.c (peephole2_optimize): Likewise.
13395 * regmove.c (try_auto_increment): Likewise.
13396 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13397 * reload.c (find_reloads): Likewise.
13398 * reload1.c (fixup_eh_region_note): Likewise.
13399 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13400 * reorg.c (delete_prior_computation): Likewise.
13401 (delete_computation, dbr_schedule): Likewise.
13402 * config/pa/pa.c (legitimize_pic_address): Likewise.
13403 * config/sh/sh.c (sh_reorg): Likewise.
13405 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13408 * config/libgcc-glibc.ver: Add %exclude.
13409 * config/m32r/libgcc-glibc.ver: Likwise.
13410 * config/s390/libgcc-glibc.ver: Likwise.
13411 * config/sh/libgcc-glibc.ver: Likwise.
13412 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13414 * config/i386/libgcc-glibc.ver: New.
13416 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13418 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13420 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13421 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13422 i[34567]86-*-linux*, x86_64-*-linux*. Add
13423 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13424 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13425 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13426 i[34567]86-*-linux*, x86_64-*-linux*.
13428 * libgcc-std.ver: Add empty GCC_4.4.0.
13430 * mkmap-symver.awk: Support multiple versions per symbol.
13432 * config/i386/i386.c (ix86_init_builtins): Always define
13433 __builtin_fabsq and __builtin_copysignq with fallbacks.
13434 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13435 and __builtin_copysignq if SSE2 isn't available.
13437 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13438 (LIBGCC2_TF_CEXT): Likwise.
13439 (TF_SIZE): Likwise.
13441 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13443 * config/i386/sfp-machine.h: Moved to libgcc.
13445 * config/i386/sfp-machine.h: New.
13446 * config/i386/t-linux: Likwise.
13448 * config/i386/t-darwin: Remove softfp_wrap_start and
13450 * config/i386/t-darwin64: Likewise.
13452 * config/i386/t-fprules-softfp64: Renamed to ...
13453 * config/i386/t-fprules-softfp: This.
13455 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13456 and softfp_wrap_end.
13458 2008-07-02 Jason Merrill <jason@redhat.com>
13460 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13462 * tree.c (ctor_to_list): New fn.
13463 * tree.h: Declare it.
13464 (CONSTRUCTOR_ELT): New macro.
13465 (CONSTRUCTOR_NELTS): New macro.
13467 2008-07-02 Richard Guenther <rguenther@suse.de>
13469 * tree-ssa-structalias.c (struct variable_info): Reorder
13470 to fill padding on 64bit hosts. Make collapsed_to an int.
13471 (get_varinfo_fc): Deal with that.
13472 (new_var_info): Likewise.
13473 (collapse_rest_of_var): Likewise.
13475 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13477 * doc/install.texi (--enable-java-home): Document.
13478 (--enable-aot-compile-rpm): Likewise.
13479 (--with-arch-directory): Likewise.
13480 (--with-os-directory): Likewise.
13481 (--with-origin-name): Likewise.
13482 (--with-arch-suffix): Likewise.
13483 (--with-jvm-root-dir): Likewise.
13484 (--with-jvm-jar-dir): Likewise.
13485 (--with-python-dir): Likewise.
13487 2008-07-02 Richard Guenther <rguenther@suse.de>
13489 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13490 from decls explicitly. Merge operand checking from tuples.
13492 2008-07-02 Martin Jambor <mjambor@suse.cz>
13494 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13496 2008-07-02 Martin Jambor <mjambor@suse.cz>
13498 * tree-switch-conversion.c: Included timevar.h
13499 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13501 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13503 2008-07-02 Martin Jambor <mjambor@suse.cz>
13505 * tree-switch-conversion.c: Corrected various comments and
13507 (build_constructors): Fixed minor formatting mistakes.
13509 * invoke.texi (Optimize Options): Corrected the
13510 switch-conversion-max-branch-ratio parameter.
13512 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13514 * final.c (asm_insn_count): Return zero for an empty asm body.
13516 2008-07-02 Richard Guenther <rguenther@suse.de>
13518 * bitmap.h (bitmap_set_bit): Return bool.
13519 (bitmap_clear_bit): Likewise.
13520 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13521 write to the bitmap if it would.
13522 (bitmap_clear_bit): Likewise.
13523 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13524 bitmap_set_bit return value.
13525 (add_pred_graph_edge): Likewise.
13526 (add_graph_edge): Likewise.
13527 (do_sd_constraint): Likewise.
13528 (do_ds_constraint): Likewise.
13530 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13532 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13533 Fix -Wc++-compat and/or -Wcast-qual warnings.
13534 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13535 gen_regparm_prefix): Likewise.
13536 * vmsdbgout.c (write_modbeg, lookup_filename,
13537 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13539 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13541 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13542 defaults.h definition apply.
13544 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13546 * function.c (assign_parm_remove_parallels): New.
13547 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13549 (assign_parm_setup_block): Do not handle them.
13550 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13551 assign_parm_remove_parallels.
13553 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13555 * c-typeck.c (convert_for_assignment): Use
13556 vector_targets_convertible_p.
13557 * c-common.c (vector_targets_convertible_p): New.
13558 * c-common.h (vector_targets_convertible_p): New prototype.
13559 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13560 opaque_p_V2SI_type_node.
13562 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13564 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13567 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13569 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13570 TFmode constants via two element DImode vector for hosts with
13571 HOST_BITS_PER_WIDE_INT < 64.
13572 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13573 also for HOST_BITS_PER_WIDE_INT < 64.
13575 2008-07-01 Richard Guenther <rguenther@suse.de>
13577 PR tree-optimization/36666
13578 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13579 (get_constraint_exp_from_ssa_var): Split into ...
13580 (get_constraint_exp_for_temp): ... this ...
13581 (get_constraint_for_ssa_var): ... and that.
13582 Return constraint expressions for all touched sub-fields
13583 if the results address is not taken.
13584 (process_constraint): Remove assertion that aggregate
13585 assignments do not happen at this place.
13586 (get_constraint_for_component_ref): Add address_p argument.
13587 Return constraint expressions for all touched sub-fields
13588 if the results address is not taken.
13589 (do_deref): Use get_constraint_exp_for_temp.
13590 (get_constraint_for_1): Rename from ...
13591 (get_constraint_for): ... this. Add the old function as wrapper.
13592 (do_structure_copy): Use get_constraint_for_1.
13594 2008-07-01 Martin Jambor <mjambor@suse.cz>
13596 * Makefile.in (tree-switch-conversion.o): Add.
13597 (OBJS-common): Add tree-swtch-conversion.o.
13598 * passes.c (init_optimization_passes): Add pass_convert_switch.
13599 * tree-pass.h: (pass_convert_switch): Add.
13600 * tree-switch-conversion.c: New file.
13601 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13602 * common.opt (ftree-cswtch): New option.
13603 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13604 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13605 * opts.c (decode_options): Set flag_tree_switch_conversion when
13606 optimization level is >= 2.
13607 * doc/invoke.texi (Optimize Options): Added description of
13608 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13610 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13612 * config/darwin-driver.c (darwin_default_min_version): Fix
13613 -Wc++-compat warnings.
13615 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13617 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13620 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13622 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13624 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13626 PR rtl-optimization/34744
13627 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13628 (df_scan_free_internal): Free data structures not
13629 allocated in storage pools.
13630 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13631 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13632 df_scan_free_mws_vec.
13633 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13636 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13638 * config/i386/i386.c (contains_aligned_value_p): Return true
13640 (ix86_function_arg_boundary): Return its natural boundary
13642 (return_in_memory_32): Don't check TDmode.
13643 (ix86_split_to_parts): Support splitting into 4 parts and
13644 support TFmode for 32bit target.
13645 (ix86_split_long_move): Support splitting into 4 parts.
13646 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13648 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13649 (ix86_init_builtins): Here.
13650 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13651 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13652 'q' and 'w', respectively.
13654 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13656 (movtf_internal): Likewise.
13657 (<code>tf2): Likewise.
13658 (*absnegtf2_sse): Likewise.
13659 (copysign<mode>3): Likewise.
13660 (copysign<mode>3_const): Likewise.
13661 (copysign<mode>3_var): Likewise.
13662 (define_split UNSPEC_COPYSIGN): Likewise.
13663 * config/i386/sse.md (*nandtf3): Likewise.
13664 (<code>tf3): Likewise.
13665 (*<code>tf3): Likewise.
13667 2008-06-30 Joey Ye <joey.ye@intel.com>
13668 H.J. Lu <hongjiu.lu@intel.com>
13670 * global.c (compute_regsets): Set frame_pointer_needed here.
13671 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13673 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13675 * doc/install.texi (specific): Expand Windows build notes.
13677 2008-06-30 Ira Rosen <irar@il.ibm.com>
13679 PR tree-optimization/36648
13680 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13681 number of prolog iterations by step. Fix the comment.
13683 2008-06-30 Richard Guenther <rguenther@suse.de>
13685 PR middle-end/36671
13686 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13687 handle calls from ECF_MALLOC functions.
13688 (handle_pure_call): ECF_MALLOC functions do not return
13690 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13692 2008-06-29 Andreas Schwab <schwab@suse.de>
13694 * config/m68k/m68k.c (print_operand): Always print a float
13696 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13697 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13700 * config/rs6000/x-linux64: Remove never used file.
13702 2008-06-29 Richard Guenther <rguenther@suse.de>
13704 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13706 (struct alias_info): Move ...
13707 * tree-ssa-alias.c: ... here.
13708 (update_alias_info): Declare.
13709 (compute_may_aliases): Call it.
13710 (update_alias_info): New function.
13711 * tree-ssa-structalias.c (update_alias_info): Move ...
13712 * tree-ssa-alias.c (update_alias_info_1): ... here.
13713 * tree-ssa-structalias.c (process_constraint_1): Remove
13714 unused from_call argument. Rename to ...
13715 (process_constraint): ... this. Delete old wrapper.
13716 (make_constraint_to): Adjust callers.
13717 (handle_const_call): Likewise.
13718 (handle_pure_call): Likewise.
13719 (init_base_vars): Likewise.
13720 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13721 (find_func_aliases): We don't need structure copies for
13723 (make_constraint_from_anything): Remove.
13724 (create_variable_info_for): For globals make constraints
13725 from escaped, not from anything.
13726 (compute_points_to_sets): Do not call update_alias_info.
13727 (ipa_pta_execute): Use make_constraint_from.
13729 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13731 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13732 (bitmap.o-warn, dominance.o-warn): New.
13733 * configure.ac (cxx_compat_warn): Delete.
13734 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13735 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13737 * configure: Regenerate.
13739 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13742 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13744 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13745 * df-scan.c (df_notes_rescan): Likewise.
13746 * ggc-page.c (set_page_table_entry): Likewise.
13747 * intl.c (gcc_gettext_width): Likewise.
13748 * varasm.c (get_unnamed_section, get_noswitch_section,
13749 get_section): Likewise.
13751 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13753 * regrename.c (build_def_use): Don't copy RTX.
13755 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13757 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13758 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13759 punctuation. Use @ref instead of @xref.
13760 (Function Names): Remove stray @display/@end display.
13761 (C++ Attributes): Use @ref instead of @xref.
13762 (Deprecated Features): Fix punctuation around @xref.
13763 (Backwards Compatibility): Likewise.
13764 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13766 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13768 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13769 constants for E500 double.
13771 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13773 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13774 element type of const_vector.
13776 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13778 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13779 Remove FLAGS_REG clobber from expander pattern.
13780 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13781 (anddi3, andsi3, andhi3, andqi3): Ditto.
13782 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13783 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13784 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13785 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13786 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13787 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13788 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13789 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13791 2008-06-28 Richard Guenther <rguenther@suse.de>
13793 * tree-ssa-structalias.c (callused_id, var_callused,
13794 callused_tree): Add.
13795 (handle_pure_call): New function.
13796 (find_func_aliases): Call it.
13797 (find_what_p_points_to): Handle the call-used set.
13798 (clobber_what_escaped): Likewise.
13799 (compute_call_used_vars): New function.
13800 (init_base_vars): Init the call-used variable.
13801 (do_sd_constraint): Do not propagate the solution from CALLUSED
13802 but use CALLUSED as a placeholder.
13803 (solve_graph): Likewise.
13804 * tree-flow-inline.h (gimple_call_used_vars): New function.
13805 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13806 (compute_call_used_vars): Declare.
13807 * tree-ssa-alias.c (set_initial_properties): Call
13808 compute_call_used_vars.
13809 (reset_alias_info): Clear call-used variables.
13810 (add_call_clobber_ops): Assert we are not called for const/pure
13811 functions. Remove handling of them.
13812 (add_call_read_ops): Handle pure functions by adding the
13813 call-used set of variables as VUSEs.
13814 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13815 (delete_tree_ssa): Free it.
13816 * tree-dfa.c (remove_referenced_var): Clear the var from the
13819 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13821 * tree.c (build_varargs_function_type_list): New.
13822 (build_function_type_list_1): New.
13823 (build_function_type_list): Use build_function_type_list_1.
13824 * tree.h (build_varargs_function_type_list): New.
13826 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13829 * config/spu/spu.c (spu_builtin_splats): Do not generate
13830 invalid CONST_VECTOR expressions.
13831 (spu_expand_vector_init): Likewise.
13833 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13835 * optabs.c (libfunc_decls): New variable.
13836 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13837 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13838 for the same function twice.
13840 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13842 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13843 ix86_expand_binary_operator directly.
13844 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13846 (*ashrti3_1): Ditto.
13847 (*lshrti3_1): Ditto.
13848 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13849 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13850 using only one splitter. Conditionaly execute splitter before or
13851 after peephole2 pass.
13852 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13853 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13854 Use only one alternative in asm template.
13855 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13857 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13858 "J" operand constraint for operand 2.
13859 (*ashldi3_cconly_rex64): Ditto.
13860 (*ashrdi3_cmp_rex64): Ditto.
13861 (*ashrdi3_cconly_rex64): Ditto.
13862 (*lshrdi3_cmp_rex64): Ditto.
13863 (*lshrdi3_cconly_rex64): Ditto.
13864 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13865 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13866 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13869 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13871 * gimplify.c (omp_is_private): Don't return true if decl is not
13872 already private on #pragma omp for or #pragma omp parallel for.
13875 * tree-cfg.c (struct move_stmt_d): Replace block field with
13876 orig_block and new_block fields.
13877 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13878 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13879 (move_block_to_fn): Replace vars_map and new_label_map arguments
13880 with struct move_stmt_d pointer.
13881 (replace_block_vars_by_duplicates): New function.
13882 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13883 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13884 all subblocks of ORIG_BLOCK to the new function. Call
13885 replace_block_vars_by_duplicates.
13886 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13887 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13888 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13889 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13890 (expand_omp): Temporarily set input_location to the location of
13891 region's controlling stmt.
13892 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13893 BIND_EXPR, push ctx->block_vars and gimplification vars into
13894 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13895 into dest function.
13896 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13897 there are any BLOCK_VARS.
13898 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13899 OMP_PARALLEL or OMP_TASK stmt.
13900 (lower_omp): Save and restore input_location around the lower_omp_1
13903 2008-06-27 Richard Guenther <rguenther@suse.de>
13905 PR tree-optimization/36400
13906 PR tree-optimization/36373
13907 PR tree-optimization/36344
13908 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13909 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13910 (update_alias_info): Remove call clobbering code.
13911 (make_constraint_to): New helper function.
13912 (make_escape_constraint): Likewise.
13913 (handle_rhs_call): Use it on all pointer containing arguments.
13914 Also mark the static chain escaped.
13915 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13916 instead of ANYTHING.
13917 (make_constraint_from): New helper split out from ...
13918 (make_constraint_from_anything): ... here.
13919 (find_func_aliases): Add constraints for escape sites.
13920 (intra_create_variable_infos): Make constraints from NONLOCAL
13922 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13924 (clobber_what_p_points_to): Remove.
13925 (clobber_what_escaped): New function.
13926 (init_base_vars): Init NONLOCAL and ESCAPED.
13927 (do_sd_constraint): Do not propagate the solution from ESCAPED
13928 but use ESCAPED as a placeholder.
13929 (solve_graph): Likewise.
13930 * tree-flow.h (clobber_what_p_points_to): Remove.
13931 (clobber_what_escaped): Declare.
13932 * tree-ssa-alias.c (set_initial_properties): Call it.
13933 Remove code clobbering escaped pointers.
13935 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13937 * function.c (allocate_struct_function): Only allocate a unique
13938 funcdef_no if the decl is nonzero.
13940 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13942 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13943 * config/mips/mips.c (mips_split_const_insns): New function.
13944 * config/mips/mips.md (move_type): New attribute.
13945 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13946 (dword_mode): New attribute.
13947 (type): Avoid long line. Map "move_type"s to "type"s,
13948 choosing "multi" for doubleword moves if appropriate.
13949 Swap MTC/MFC comments to match their declaration order.
13950 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13951 "type" is "branch" or "jal" is "direct".
13952 (length): Handle "extended_mips16" first. Make the default
13953 "0" for "ghost" instructions. Set the length from "move_type".
13954 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13955 of "type", with "sll0" for the register alternative. Remove the
13956 "extended_mips16" attribute.
13957 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13958 of "type", with "shift_shift" for the register alternative.
13959 Remove the "length" attribute.
13960 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13961 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13962 of "type", with "andi" for the register alternative.
13963 (*zero_extendqihi2): Likewise.
13964 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13965 of "andi" instead of a "type" of "arith".
13966 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13968 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13969 (mov_<store>r, *mov<mode>_ra): Likewise.
13970 (extendsidi2): Use "move_type" instead of "type", with "move"
13971 for the register alternative.
13972 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13973 of "type", with "signext" for the register alternative.
13974 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13975 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13976 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13977 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13978 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13979 (unnamed branch insn): Likewise.
13980 (*movdi_gp32_fp64): Fold into...
13981 (*movdi_32bit): ...here.
13982 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13983 (*movdf_hardfloat): ...this new pattern.
13984 (*movdf_softfloat): Remove redundant FPR alternatives.
13985 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13986 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13987 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13988 the "move" attribute.
13989 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13990 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13991 and "store" for COP loads and stores.
13992 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13993 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13994 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13995 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13996 (*movtf_mips16, *movv2sf): Likewise.
13997 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13998 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13999 (mfhc1<mode>): Use "move_type" instead of "move".
14000 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14001 (loadgp_blockage): Remove the "length" attribute.
14002 (blockage, set_got_version, update_got_version): Likewise.
14003 (call_internal): Remove the "extended_mips16" attribute.
14004 (call_value_internal, call_value_multiple_internal): Likewise.
14005 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14007 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14008 the "length" attribute.
14010 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14012 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14013 -Wcast-qual warnings.
14014 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14015 handle_pragma_pop_macro): Likewise.
14016 * collect2.c (resolve_lib_name): Likewise.
14017 * config/arc/arc.c (arc_init): Likewise.
14018 * config/arm/arm.c (neon_builtin_compare,
14019 locate_neon_builtin_icode): Likewise.
14020 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14021 * config/bfin/bfin.c (bfin_init_machine_status,
14022 bfin_optimize_loop): Likewise.
14023 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14024 * config/cris/cris.c (cris_init_expanders): Likewise.
14025 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14026 * config/darwin.c (machopic_indirection_eq,
14027 machopic_indirection_name, machopic_output_indirection): Likewise.
14028 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14029 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14030 frv_optimize_membar): Likewise.
14031 * config/i386/cygwin.h (mingw_scan,
14032 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14033 * config/i386/cygwin1.c (mingw_scan): Likewise.
14034 * config/i386/i386.c (machopic_output_stub): Likewise.
14035 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14036 i386_pe_unique_section): Likewise.
14037 * config/ia64/ia64.c (ia64_init_machine_status,
14038 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14040 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14041 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14042 * config/m68k/m68k.c (m68k_handle_option,
14043 m68k_sched_md_init_global): Likewise.
14044 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14045 mcore_unique_section): Likewise.
14046 * config/mips/mips.c (mips_block_move_straight,
14047 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14049 * config/mmix/mmix.c (mmix_init_machine_status,
14050 mmix_encode_section_info): Likewise.
14051 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14052 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14053 print_operand_address, output_toc, redefine_groups,
14054 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14055 * config/s390/s390.c (s390_init_machine_status): Likewise.
14056 * config/score/score.c (score_block_move_straight,
14057 score_block_move_loop_body): Likewise.
14058 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14059 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14060 * emit-rtl.c (find_auto_inc): Likewise.
14061 * gcc.c (translate_options, process_command): Likewise.
14062 * reorg.c (dbr_schedule): Likewise.
14063 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14064 * xcoffout.c (xcoffout_declare_function): Likewise.
14066 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14068 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14069 ipa-pta working again.
14071 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14073 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14076 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14078 * config.gcc (powerpc*-*-*): Add new core e500mc.
14079 * config/rs6000/e500mc.md: New file.
14080 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14082 (rs6000_override_options): Add e500mc case to
14083 processor_target_table. Altivec and Spe options not allowed
14084 with e500mc. Add isel instruction to e500mc by
14085 default. Initialize rs6000_cost for e500mc.
14086 (rs6000_issue_rate): Set issue rate for e500mc.
14087 * config/rs6000/rs6000.h (processor_type): Add
14088 PROCESSOR_PPCE500MC.
14089 (ASM_CPU_SPEC): Add e500mc.
14090 Set TARGET_ISEL to rs6000_isel.
14091 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14092 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14093 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14095 * doc/invoke.texi: Add e500mc to list of cpus.
14097 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14100 * c-lex.c (lex_charconst): Initialize unsignedp.
14102 2008-06-27 Olivier Hainque <hainque@adacore.com>
14104 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14105 documented assumptions.
14107 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14109 * dwarf2out.c: Remove trailing white spaces. Break long line
14112 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14114 * libfuncs.h (LTI_synchronize): New libfunc_index.
14115 (synchronize_libfunc): Declare.
14116 * builtins.c (expand_builtin_synchronize): Consider using
14117 synchronize_libfunc before falling back on an asm blockage.
14118 * config/mips/mips.c: Include libfuncs.h
14119 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14121 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14123 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14124 parameter. Copy stack_reg to r11 where appropriate.
14125 (no_global_regs_above): Add gpr parameter.
14126 (rs6000_stack_info): Only add padding for SPE save area if we
14127 are saving SPE GPRs and CR.
14128 (saveres_routine_syms): New variable.
14129 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14131 (rs6000_savres_routine_sym): New function.
14132 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14134 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14135 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14136 Tweak FPR out-of-line saving.
14137 (rs6000_make_savres_rtx): New function.
14138 (rs6000_use_multiple_p): New function.
14139 (rs6000_savres_strategy): New function.
14140 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14141 out-of-line if appropriate.
14142 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14143 if we are optimizing for size.
14144 (GP_SAVE_INLINE): Define.
14145 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14146 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14147 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14148 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14149 (*save_fpregs_<mode>): Add use of r11.
14150 (*restore_gpregs_<mode>): New insn.
14151 (*return_and_restore_gpregs_<mode>): New insn.
14152 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14154 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14155 (*restore_gpregs_spe): New insn.
14156 (*return_and_restore_gpregs_spe): New insn.
14157 * config/rs6000/predicates.md (save_world_operation): Fix check.
14159 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14161 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14162 this point, so assert that.
14164 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14166 * cfganal.c: Include vec.h and vecprim.h.
14167 (compute_idf): Import from...
14168 * tree-into-ssa (compute_idf): ...here.
14169 * basic-block.h (compute_idf): Export.
14171 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14173 * c-decl.c (merge_decls): Use !current_function_decl to check for
14174 extern declaration of C99 inline function being at file scope.
14176 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14178 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14180 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14182 * alias.c (record_alias_subset, init_alias_analysis): Fix
14183 -Wc++-compat and/or -Wcast-qual warnings.
14184 * attribs.c (lookup_attribute_spec): Likewise.
14185 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14186 copy_bb, connect_traces,
14187 find_rarely_executed_basic_blocks_and_cr): Likewise.
14188 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14189 note_btr_set, migrate_btr_defs): Likewise.
14190 * builtins.c (result_vector, expand_builtin_memcpy,
14191 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14192 builtin_memset_read_str, expand_builtin_printf,
14193 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14195 * caller-save.c (mark_set_regs): Likewise.
14196 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14197 * cgraph.c (cgraph_edge): Likewise.
14198 * combine.c (likely_spilled_retval_1): Likewise.
14199 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14200 htab_counts_entry_del, get_coverage_counts): Likewise.
14201 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14202 new_cselib_val): Likewise.
14203 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14204 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14206 * df-core.c (df_compact_blocks): Likewise.
14207 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14208 * df-scan.c (df_grow_reg_info, df_ref_create,
14209 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14210 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14211 df_record_entry_block_defs, df_record_exit_block_uses,
14212 df_bb_verify): Likewise.
14213 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14214 DF_REF_EXTRACT_MODE_CONST): New.
14215 * dominance.c (get_immediate_dominator, get_dominated_by,
14216 nearest_common_dominator, root_of_dom_tree,
14217 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14218 -Wc++-compat and/or -Wcast-qual warnings.
14219 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14220 record_store, replace_read, check_mem_read_rtx, scan_insn,
14221 dse_step1, dse_record_singleton_alias_set): Likewise.
14222 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14224 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14226 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14227 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14228 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14229 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14230 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14231 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14232 file_name_acquire, output_file_names, add_const_value_attribute,
14233 premark_used_types_helper, file_table_eq, file_table_hash,
14234 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14235 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14236 -Wcast-qual warnings.
14237 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14238 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14239 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14240 gen_reg_rtx, start_sequence, init_emit): Likewise.
14241 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14242 * except.c (init_eh_for_function, gen_eh_region,
14243 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14244 arh_to_landing_pad, arh_to_label, add_action_record,
14245 add_call_site, switch_to_exception_section): Likewise.
14246 * expmed.c (synth_mult): Likewise.
14247 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14248 store_expr): Likewise.
14249 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14251 * function.c (assign_stack_temp_for_type,
14252 allocate_struct_function, match_asm_constraints_1): Likewise.
14253 * gcov-io.c (gcov_allocate): Likewise.
14254 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14255 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14256 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14257 record_one_set, insert_expr_in_table, insert_set_in_table,
14258 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14259 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14260 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14261 -Wcast-qual warnings.
14263 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14265 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14266 -Wcast-qual warnings.
14267 * gcc.c (process_command): Likewise.
14268 * genattrtab.c (oballoc): Use XOBNEW.
14269 (oballocvec): Define.
14270 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14271 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14272 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14273 -Wc++-compat and/or -Wcast-qual warnings.
14274 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14275 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14276 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14277 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14278 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14279 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14280 add_excls, process_presence_absence_names,
14281 process_presence_absence_patterns, add_presence_absence,
14282 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14283 get_free_state, add_arc, get_free_automata_list_el,
14284 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14285 transform_3, cache_presence, create_ainsns, create_automata,
14286 create_state_ainsn_table, dfa_insn_code_enlarge,
14287 output_trans_func, output_min_issue_delay_func,
14288 output_dead_lock_func, output_reset_func,
14289 output_get_cpu_unit_code_func, output_dfa_start_func,
14290 expand_automata): Likewise.
14291 * genextract.c (gen_insn): Likewise.
14292 * gengtype-lex.l: Likewise.
14293 * gengtype.c (read_input_list, adjust_field_type,
14294 process_gc_options): Likewise.
14295 * genoutput.c (note_constraint): Likewise.
14296 * genpreds.c (mangle, add_constraint): Likewise.
14297 * genrecog.c (process_define_predicate, new_decision,
14298 add_to_sequence): Likewise.
14299 * gensupport.c (record_insn_name): Likewise.
14301 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14303 * config/i386/driver-i386.c (detect_caches_amd,
14304 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14305 and/or -Wcast-qual warnings.
14306 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14307 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14308 gt_pch_save): Likewise.
14309 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14310 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14311 * global.c (compute_regsets): Likewise.
14312 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14313 finish_graph_dump_file): Likewise.
14314 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14315 unlink_bb_notes): Likewise.
14316 * integrate.c (get_hard_reg_initial_val): Likewise.
14317 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14318 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14319 * local-alloc.c (update_equiv_regs): Likewise.
14320 * loop-invariant.c (check_invariant_table_size,
14321 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14323 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14324 altered_reg_used, mark_altered): Likewise.
14325 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14326 insert_var_expansion_initialization,
14327 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14328 release_var_copies): Likewise.
14329 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14330 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14331 analyze_accesses_for_phi_node, check_var_notmodified_p,
14332 check_allocation_function, find_sites_in_func,
14333 record_all_accesses_in_func, transform_access_sites,
14334 transform_allocation_sites): Likewise.
14335 * omp-low.c (new_omp_region, create_omp_child_function_name,
14336 check_omp_nesting_restrictions, check_combined_parallel,
14337 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14338 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14339 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14340 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14342 * opts-common.c (prune_options): Likewise.
14343 * opts.c (add_input_filename, print_filtered_help,
14344 get_option_state): Likewise.
14345 * params.c (add_params): Likewise.
14346 * passes.c (set_pass_for_id, next_pass_1,
14347 do_per_function_toporder, pass_fini_dump_file): Likewise.
14348 * postreload.c (reload_cse_simplify_operands): Likewise.
14349 * predict.c (tree_predicted_by_p, tree_predict_edge,
14350 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14352 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14354 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14356 * recog.c (check_asm_operands, validate_change_1): Likewise.
14357 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14358 subst_asm_stack_regs): Likewise.
14359 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14360 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14361 * regmove.c (reg_is_remote_constant_p): Likewise.
14362 * regrename.c (regrename_optimize, scan_rtx_reg,
14363 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14365 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14366 regstat_compute_calls_crossed): Likewise.
14367 * reload1.c (init_reload, new_insn_chain,
14368 has_nonexceptional_receiver, reload, copy_reloads,
14369 calculate_needs_all_insns, init_elim_table): Likewise.
14370 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14371 * rtl.c (shallow_copy_rtx_stat): Likewise.
14372 * rtlanal.c (parms_set): Likewise.
14373 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14374 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14375 * sched-ebb.c (earliest_block_with_similiar_load,
14376 add_deps_for_risky_insns): Likewise.
14377 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14378 schedule_region): Likewise.
14379 * see.c (eq_descriptor_pre_extension,
14380 hash_descriptor_pre_extension, hash_del_pre_extension,
14381 eq_descriptor_properties, hash_descriptor_properties,
14382 hash_del_properties, see_seek_pre_extension_expr,
14383 see_initialize_data_structures, see_print_register_properties,
14384 see_print_pre_extension_expr, see_delete_merged_def_extension,
14385 see_delete_unmerged_def_extension, see_emit_use_extension,
14386 see_pre_delete_extension, see_map_extension, see_commit_changes,
14387 see_analyze_merged_def_local_prop,
14388 see_analyze_merged_def_local_prop,
14389 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14390 see_set_prop_merged_def, see_set_prop_unmerged_def,
14391 see_set_prop_unmerged_use, see_print_one_extension,
14392 see_merge_one_use_extension, see_merge_one_def_extension,
14393 see_store_reference_and_extension, see_update_uses_relevancy,
14394 see_update_defs_relevancy): Likewise.
14395 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14396 hash_statistics_free, curr_statistics_hash): Likewise.
14397 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14398 expand_asm_operands, expand_return, case_bit_test_cmp,
14399 expand_case): Likewise.
14400 * stor-layout.c (start_record_layout): Likewise.
14401 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14402 gt_pch_save_stringpool): Likewise.
14403 * tree-data-ref.c (hash_stmt_vertex_info,
14404 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14405 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14407 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14410 * config/i386/i386.md : Change constraints of HImode and QImode
14411 immediate operands from "i" to "n". Change SImode "ni" constraint to
14412 "i" and SImode "rmi" constraint to "g". Remove all constraints
14413 from const0_operand and const1_operand predicated operands.
14414 (i): Change QImode and HImode attribute from "i" to "n".
14415 (*subqi_2): Change HImode operands to QImode.
14418 2008-06-25 Olivier Hainque <hainque@adacore.com>
14420 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14423 2008-06-25 Richard Guenther <rguenther@suse.de>
14425 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14426 not overflow the result type.
14428 2008-06-25 Richard Guenther <rguenther@suse.de>
14430 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14431 (vn_lookup): Likewise.
14433 2008-06-25 Richard Guenther <rguenther@suse.de>
14435 PR tree-optimization/35518
14436 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14437 * tree-sra.c (instantiate_element): Use fold_build3 to build
14439 (try_instantiate_multiple_fields): Likewise.
14441 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14443 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14446 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14448 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14449 use_backchain_to_restore_sp to true
14450 if the offset of the link register save area would go over the 32k - 1
14451 offset limit of the load
14454 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14456 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14457 anchor for the type-punning blurb. Cross-reference "Structures
14458 unions enumerations and bit-fields implementation". Provide a
14459 cast-through-pointer example. Make final sentence self-contained.
14460 * doc/implement-c.texi (Structures unions enumerations and
14461 bit-fields implementation): Cross-reference the type-punning blurb
14462 in the -fstrict-aliasing documentation.
14464 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14466 PR middle-end/36594
14467 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14468 the memory instead of the memory itself for the save area.
14470 2008-06-24 Olivier Hainque <hainque@adacore.com>
14471 Nicolas Roche <roche@adacore.com>
14473 * gengtype.c (srcdir_len): size_t instead of int.
14474 (get_file_realbasename): New function. For F a filename, the real
14475 basename of F, with all the path components stripped.
14476 (get_file_srcdir_relative_path): New function. For F a filename, the
14477 relative path to F from $(srcdir).
14478 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14479 get_file_realbasename. Adjust the head comment.
14480 (get_prefix_langdir_index): New function. For F a filename, return the
14481 lang_dir_names[] relative index of the language directory that is
14483 (get_file_langdir): For F a filename, return the name of the language
14484 directory where F is located.
14485 (get_file_gtfilename): New function. The gt- output file name for an
14487 (get_output_file_with_visibility): Replace in-line computations with
14488 uses of get_file_gtfilename and get_prefix_langdir_index.
14489 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14491 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14493 PR tree-optimization/36504
14494 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14495 references without base address.
14497 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14499 PR middle-end/36584
14500 * calls.c (expand_call): Increase alignment for recursive functions.
14502 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14504 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14505 (TARGET_FUNCTION_VALUE): New define.
14506 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14507 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14509 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14511 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14512 (fmod<mode>3): Ditto.
14513 (remainderxf3): Ditto.
14514 (remainder<mode>3): Ditto.
14516 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14519 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14520 REG is a hard register.
14522 PR tree-optimization/36508
14523 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14524 499, don't check it at all in release compilers.
14526 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14528 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14529 together with SSE_TARGET_MATH to disable insn pattern.
14530 (*fop_<MODEF:mode>_2_i387): Ditto.
14531 (*fop_<MODEF:mode>_3_i387): Ditto.
14533 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14535 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14537 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14539 PR middle-end/34906
14540 * gimplify.c (gimplify_asm_expr): Check the return code of
14541 parse_output_constraint call, set function return and is_inout
14542 value if it failed.
14544 2008-06-22 Ian Lance Taylor <iant@google.com>
14546 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14547 (narrowest_signed_type): Likewise.
14548 * c-typeck.c (c_common_type): Change local variable mclass to enum
14550 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14551 tcc_comparison, not the tree code itself.
14552 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14553 (c_expand_expr): Cast modifier to enum expand_modifier.
14554 * c-common.h (C_RID_CODE): Add casts.
14555 (C_SET_RID_CODE): Define.
14556 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14557 (c_lex_one_token): Add cast to avoid warning.
14558 (c_parser_objc_type_name): Rename local typename to type_name.
14559 (check_no_duplicate_clause): Change code parameter to enum
14561 (c_parser_omp_var_list_parens): Change kind parameter to enum
14563 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14564 c_parser_omp_list_var_parens.
14565 (c_parser_omp_threadprivate): Likewise.
14566 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14567 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14568 * c-format.c (NO_FMT): Define.
14569 (printf_length_specs): Use NO_FMT.
14570 (asm_fprintf_length_specs): Likewise.
14571 (gcc_diag_length_specs): Likewise.
14572 (scanf_length_specs): Likewise.
14573 (strfmon_length_specs): Likewise.
14574 (gcc_gfc_length_specs): Likewise.
14575 (printf_flag_specs): Change 0 to STD_C89.
14576 (asm_fprintf_flag_specs): Likewise.
14577 (gcc_diag_flag_specs): Likewise.
14578 (gcc_cxxdiag_flag_specs): Likewise.
14579 (scanf_flag_specs): Likewise.
14580 (strftime_flag_specs): Likewise.
14581 (strfmon_flag_specs): Likewise.
14582 (print_char_table): Likewise.
14583 (asm_fprintf_char_table): Likewise.
14584 (gcc_diag_char_table): Likewise.
14585 (gcc_tdiag_char_table): Likewise.
14586 (gcc_cdiag_char_table): Likewise.
14587 (gcc_cxxdiag_char_table): Likewise.
14588 (gcc_gfc_char_table): Likewise.
14589 (scan_char_table): Likewise.
14590 (time_char_table): Likewis.
14591 (monetary_char_table): Likewise.
14592 * c-format.h (BADLEN): Likewise.
14594 2008-06-21 Ian Lance Taylor <iant@google.com>
14596 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14597 Define END_OF_BASE_TREE_CODES around inclusion.
14598 * tree.c (tree_code_type): New global array.
14599 (tree_code_length, tree_code_name): Likewise.
14600 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14601 $(lang_tree_files).
14602 (all-tree.def, s-alltree): New targets.
14603 (gencheck.h, s-gencheck): Remove.
14604 (tree.o): Depend upon all-tree.def.
14605 (build/gencheck.o): Remove gencheck.h dependency.
14606 (mostlyclean): Don't remove gencheck.h.
14607 * c-common.h (enum c_tree_code): Remove.
14608 * c-lang.c (tree_code_type): Remove.
14609 (tree_code_length, tree_code_name): Remove.
14610 * gencheck.c (tree_codes): Include all-tree.def, rather than
14611 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14613 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14615 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14616 (operator_name_info): Size to MAX_TREE_CODES.
14617 (assignment_operator_name_info): Likewise.
14618 * cp/cp-lang.c (tree_code_type): Remove.
14619 (tree_code_length, tree_code_name): Remove.
14620 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14621 (assignment_operator_name_info): Likewise.
14622 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14624 * cp/mangle.c (write_expression): Likewise.
14625 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14626 * fortran/f95-lang.c (tree_code_type): Remove.
14627 (tree_code_length, tree_code_name): Remove.
14628 * java/java-tree.h (enum java_tree_code): Remove.
14629 * java/lang.c (tree_code_type): Remove.
14630 (tree_code_length, tree_code_name): Remove.
14631 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14632 * objc/objc-act.h (enum objc_tree_code): Remove.
14633 * objc/objc-lang.c (tree_code_type): Remove.
14634 (tree_code_length, tree_code_name): Remove.
14635 * objcp/objcp-lang.c (tree_code_type): Remove.
14636 (tree_code_length, tree_code_name): Remove.
14637 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14638 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14639 * ada/misc.c (tree_code_type): Remove.
14640 (tree_code_length, tree_code_name): Remove.
14642 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14644 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14645 the grand_bitmap_obstack.
14647 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14649 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14650 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14651 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14652 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14653 move_stmt_r, new_label_mapper): Likewise.
14654 * tree-complex.c (cvc_lookup): Likewise.
14655 * tree-dfa.c (create_function_ann): Likewise.
14656 * tree-dump.c (dump_register): Likewise.
14657 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14658 find_phi_replacement_condition): Likewise.
14659 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14660 tree_function_versioning): Likewise.
14661 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14662 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14663 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14664 get_nonlocal_debug_decl, convert_nonlocal_reference,
14665 convert_nonlocal_omp_clauses, get_local_debug_decl,
14666 convert_local_reference, convert_local_omp_clauses,
14667 convert_nl_goto_reference, convert_nl_goto_receiver,
14668 convert_tramp_reference, convert_call_expr): Likewise.
14669 * tree-outof-ssa.c (contains_tree_r): Likewise.
14670 * tree-parloops.c (reduction_phi, initialize_reductions,
14671 eliminate_local_variables_1, add_field_for_reduction,
14672 add_field_for_name, create_phi_for_local_result,
14673 create_call_for_reduction_1, create_loads_for_reductions,
14674 create_stores_for_reduction, create_loads_and_stores_for_name):
14676 * tree-phinodes.c (allocate_phi_node): Likewise.
14677 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14678 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14679 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14680 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14681 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14682 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14683 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14684 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14685 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14686 vn_nary_op_insert): Likewise.
14687 * tree-ssa.c (redirect_edge_var_map_add,
14688 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14689 * tree-vectorizer.c (vectorize_loops): Likewise.
14690 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14691 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14692 tree_cons_stat, build1_stat, build_variant_type_copy,
14693 decl_init_priority_lookup, decl_fini_priority_lookup,
14694 decl_priority_info, decl_restrict_base_lookup,
14695 decl_restrict_base_insert, decl_debug_expr_lookup,
14696 decl_debug_expr_insert, decl_value_expr_lookup,
14697 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14698 type_hash_add, get_file_function_name, tree_check_failed,
14699 tree_not_check_failed, tree_range_check_failed,
14700 omp_clause_range_check_failed, build_omp_clause,
14701 build_vl_exp_stat): Likewise.
14702 * value-prof.c (gimple_histogram_value,
14703 gimple_duplicate_stmt_histograms): Likewise.
14704 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14705 unshare_variable, variable_union_info_cmp_pos, variable_union,
14706 dataflow_set_different_1, dataflow_set_different_2,
14707 vt_find_locations, variable_was_changed, set_variable_part,
14708 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14709 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14710 section_entry_hash, object_block_entry_eq,
14711 object_block_entry_hash, create_block_symbol,
14712 initialize_cold_section_name, default_function_rodata_section,
14713 strip_reg_name, set_user_assembler_name, const_desc_eq,
14714 build_constant_desc, output_constant_def, lookup_constant_def,
14715 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14716 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14717 default_internal_label): Likewise.
14718 * varray.c (varray_init, varray_grow): Likewise.
14719 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14721 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14723 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14724 operators for "test" insn. Macroize insn using SWI mode macro.
14725 (*jcc_fused_2): Ditto.
14726 (*jcc_fused_3): Macroize insn using SWI mode macro.
14727 (*jcc_fused_4): Ditto.
14729 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14731 * tree-ssa-pre.c: Fix typo in comment.
14732 (init_antic, fini_antic): Add explicit funtions for
14733 initializing and deinitializing ANTIC and AVAIL sets.
14734 (create_expression_by_pieces): Fix typo in comment.
14735 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14736 (execute_pre): Eventually dump details about ANTIC_IN.
14738 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14740 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14741 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14742 add_to_obstack, file_at_path, find_a_file, execute,
14743 add_preprocessor_option, add_assembler_option, add_linker_option,
14744 process_command, insert_wrapper, do_option_spec, do_self_spec,
14745 spec_path, do_spec_1, is_directory, main, used_arg,
14746 getenv_spec_function): Likewise.
14747 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14748 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14751 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14753 * doc/rtl.texi: Updated subreg section.
14755 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14758 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14759 node->needed and node->reachable.
14760 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14761 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14762 (expand_task_call): Don't call expand_task_copyfn.
14763 (expand_task_copyfn): Renamed to...
14764 (finalize_task_copyfn): ... this.
14766 2008-06-19 Jan Hubicka <jh@suse.cz>
14768 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14769 clobbering framepointer.
14771 2008-06-19 Jan Hubicka <jh@suse.cz>
14773 * tree-optimize.c (execute_early_local_optimizations): Set
14774 cgraph_state only at first invocation.
14776 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14778 * system.h (-Wc++-compat): Activate as a warning, no an error.
14780 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14782 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14783 instead of "#" in insn asm template.
14784 (*jcc_fused_2): Ditto.
14786 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14788 * config/i386/i386.h (ix86_tune_indices)
14789 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14790 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14791 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14792 (*jcc_fused_2): Ditto.
14793 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14794 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14795 (print operand): Handle 'E' and 'e' code.
14797 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14799 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14800 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14801 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14803 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14805 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14807 (cgraph_expand_function): Use local copy of decl.
14808 (cgraph_expand_all_functions): Remove redundant initialization of
14810 (cgraph_optimize): Reword internal_error message.
14812 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14814 * arm-protos.h (arm_return_in_memory): Remove public
14815 arm_return_in_memory() prototype.
14816 * arm.c (arm_return_in_memory): Add static prototype, add target
14817 hook macro, change definition and comments.
14818 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14820 2008-06-19 Ben Elliston <bje@au.ibm.com>
14822 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14823 real.c: Remove references to IEEE 754R.
14824 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14825 * doc/libgcc.texi (Decimal float library routines): Likewise.
14827 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14829 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14830 (default_unwind_word_mode): Add prototype.
14831 * targhooks.c (default_unwind_word_mode): New function.
14832 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14833 instead of word_mode.
14834 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14835 (TARGET_INITIALIZER): Use it.
14837 * c-common.c (handle_mode_attribute): Support "unwind_word"
14839 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14841 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14842 word_mode to access SjLj_Function_Context member "data".
14843 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14844 conversion from targetm.eh_return_filter_mode () to
14845 targetm.unwind_word_mode () if they differ.
14847 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14848 (BT_FN_UNWINDWORD_PTR): New function type.
14849 (BT_FN_WORD_PTR): Remove.
14850 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14851 * except.c (expand_builtin_extend_pointer): Convert pointer to
14852 targetm.unwind_word_mode () instead of word_mode.
14854 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14855 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14856 (spu_unwind_word_mode): New function.
14857 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14858 (TARGET_UNWIND_WORD_MODE): Define.
14859 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14861 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14863 * config/spu/spu.c (reg_align): Remove.
14864 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14865 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14866 (spu_split_store): Likewise.
14868 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14870 * gcc/tree-vn.c: Fix typo in comment.
14872 2008-06-18 Jan Hubicka <jh@suse.cz>
14874 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14875 toplevel reorder too.
14877 2008-06-18 Jan Hubicka <jh@suse.cz>
14879 * c-opts.c (c_common_post_options): PCH is not compatible with
14881 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14882 -fno-toplevel-reorder by default now.
14884 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14886 PR documentation/30739
14887 * doc/install.texi (Prerequisites): Document dependency on awk.
14889 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14890 Ian Lance Taylor <iant@google.com>
14892 PR rtl-optimization/35604
14893 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14894 only want to change jump destinations, not eventual label comparisons.
14896 2008-06-16 Jan Hubicka <jh@suse.cz>
14898 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14900 (cgraph_analyze_function): Likewise.
14902 2008-06-16 Jan Hubicka <jh@suse.cz>
14904 * cgraph.h (cgraph_mark_if_needed): New function.
14905 * cgraphunit.c (cgraph_mark_if_needed): New function.
14906 * c-decl.c (duplicate_decl): Use it.
14908 2008-06-16 Jan Hubicka <jh@suse.cz>
14910 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14913 2008-06-16 Jan Hubicka <jh@suse.cz>
14915 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14917 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14918 Kazu Hirata <kazu@codesourcery.com>
14919 Maxim Kuvyrkov <maxim@codesourcery.com
14921 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14922 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14923 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14924 EXTRA_SPEC_FUNCTIONS.
14925 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14926 (DRIVER_SELF_SPECS): Adjust.
14927 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14928 * config/mips/st.h, config/mips/t-st: New.
14929 * config/mips/driver-native.c, config/mips/x-native: New.
14930 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14933 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14935 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14937 (ISA_HAS_FP_CONDMOVE): New macro.
14938 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14939 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14940 (ISA_HAS_NMADD3_NMSUB3): New macro.
14941 * config/mips/mips.c (mips_rtx_costs): Update.
14942 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14943 compiling for ST Loongson 2E/2F.
14944 (madd<mode>): Rename to madd4<mode>. Update.
14945 (madd3<mode>): New pattern.
14946 (msub<mode>): Rename to msub4<mode>. Update.
14947 (msub3<mode>): New pattern.
14948 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14949 (nmadd3<mode>): New pattern.
14950 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14951 (nmadd3<mode>_fastmath): New pattern.
14952 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14953 (nmsub3<mode>): New pattern.
14954 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14955 (nmsub3<mode>_fastmath): New pattern.
14956 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14958 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14960 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14961 (DF_REF_INSN_INFO): New.
14962 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14963 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14964 with a NULL DF_REF_INSN_INFO.
14965 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14967 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14968 DF_INSN_INFO_EQ_USES): New.
14969 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14970 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14971 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14972 * df-core.c: Update comment for above changes.
14973 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14974 DF_INSN_UID_* macros.
14975 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14976 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14977 insn rtx. Update all callers.
14978 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14979 df_ref_create_structure, df_insn_refs_collect): Likewise.
14980 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14981 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14982 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14983 macros to access the insn refs.
14984 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14985 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14986 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14987 for accessing the refs.
14988 (try_fwprop_subst): Likewise.
14989 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14990 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14991 for accessing the refs.
14992 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14993 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14994 to look at the insn refs.
14995 (record_uses): Likewise.
14996 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14998 (mark_artificial_uses): Don't mark_insn for artificial refs.
14999 (mark_reg_rependencies): Likewise.
15001 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15003 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15005 * configure: Regenerate.
15007 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15009 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15010 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15011 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15013 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15015 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15016 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15017 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15019 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15021 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15022 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15023 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15025 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15027 * tree-ssa-sccvn.c: Fix format of comments.
15029 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15031 * cgraph.c: Remove unneeded forward declarations of eq_node()
15034 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15036 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15038 (see_update_relevancy): Likewise.
15039 * fwprop.c (try_fwprop_subst): Likewise.
15040 * rtlanal.c (noop_move_p): Likewise.
15041 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15042 notes to non-existing libcall blocks.
15043 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15045 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15046 (dead_libcall_p): Remove.
15047 (delete_trivially_dead_insns): Don't use it.
15048 * web.c (union_defs): Remove comment about keeping nops.
15049 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15050 (compute_hash_table_work): Don't track libcall notes.
15051 (do_local_cprop): Don't take libcall pointers. Don't update
15053 (adjust_libcall_notes): Deleted.
15054 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15055 ever have existed in the first place).
15056 (replace_store_insn): Don't try to remove libcall notes.
15057 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15058 (resolve_reg_notes): Don't call them.
15059 (resolve_simple_move): Likewise.
15060 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15061 Don't remove REG_RETVAL notes.
15062 * emit-rtl.c (try_split): Don't update libcall notes.
15063 (emit_copy_of_insn_after): Dito.
15064 * cselib.c (cselib_current_insn_in_libcall): Remove.
15065 (cselib_process_insn): Don't set/clear it.
15066 (new_elt_loc_list): Don't record it.
15067 (cselib_init): Don't initialize it.
15068 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15069 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15071 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15072 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15073 (init_deps): Don't initialize it.
15074 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15075 * combine.c (delete_noop_moves): Don't update libcall notes.
15076 (can_combine_p): Remove now pointless #if 0 block.
15077 (try_combine): Remove another obsolete #if 0 block.
15078 (distribute_notes): Don't distribute libcall notes.
15079 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15080 * dce.c (libcall_dead_p): Remove.
15081 (delete_unmarked_insns): Don't handle libcall blocks.
15082 (preserve_libcall_for_dce): Remove.
15083 (prescan_insns_for_dce): Don't special-case libcall block insns.
15084 * reload1 (reload): Don't handle libcall notes.
15085 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15088 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15090 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15091 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15092 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15094 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15096 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15097 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15098 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15100 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15102 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15104 2008-06-16 Ira Rosen <irar@il.ibm.com>
15106 PR tree-optimization/36493
15107 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15108 the arguments list. Use VECTYPE to create vector pointer.
15109 (vectorizable_store): Fail if accesses through a pointer to vectype
15110 do not alias the original memory reference operands.
15111 Call vect_create_data_ref_ptr without the removed argument.
15112 (vectorizable_load): Likewise.
15113 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15116 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15119 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15120 reg_equiv_constant.
15122 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15124 * config/mips/loongson2ef.md: New file.
15125 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15126 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15127 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15128 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15129 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15131 (loongson2ef.md): New include.
15132 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15133 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15134 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15135 (loongson_gt_<mode>, loongson_extract_halfword)
15136 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15137 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15138 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15139 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15140 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15141 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15142 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15143 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15144 (vec_interleave_low<mode>): Define type attribute.
15145 * config/mips/mips.c (mips_ls2): New static variable.
15146 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15147 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15148 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15149 Implement target scheduling hooks.
15150 (mips_multipass_dfa_lookahead): Update to handle tuning for
15152 (mips_sched_init): Initialize data for Loongson scheduling.
15153 (mips_ls2_variable_issue): New static function.
15154 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15156 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15157 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15158 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15159 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15160 Handle ST Loongson 2E/2F cores.
15161 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15163 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15165 * omp-low.c (extract_omp_for_data): Fix comment typo.
15168 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15170 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15171 FIXME note about gcc/config.guess.
15172 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15173 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15174 * doc/cppopts.texi: Likewise.
15175 * doc/extend.texi: Likewise.
15176 * doc/gcc.texi: Likewise.
15177 * doc/gccint.texi: Likewise.
15178 * doc/gcov.texi: Likewise.
15179 * doc/gty.texi: Likewise.
15180 * doc/hostconfig.texi: Likewise.
15181 * doc/install.texi: Likewise.
15182 * doc/invoke.texi: Likewise.
15183 * doc/loop.texi: Likewise.
15184 * doc/makefile.texi: Likewise.
15185 * doc/md.texi: Likewise.
15186 * doc/passes.texi: Likewise.
15187 * doc/tm.texi: Likewise.
15188 * doc/tree-ssa.texi: Likewise.
15189 * doc/trouble.texi: Likewise.
15191 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15192 Nathan Sidwell <nathan@codesourcery.com>
15193 Maxim Kuvyrkov <maxim@codesourcery.com>
15194 Richard Sandiford <rdsandiford@googlemail.com>
15196 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15197 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15198 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15200 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15201 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15202 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15204 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15205 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15206 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15207 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15208 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15209 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15210 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15211 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15212 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15213 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15214 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15215 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15216 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15217 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15218 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15219 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15220 (mips_builtins): Add Loongson builtins.
15221 (mips_loongson_2ef_bdesc): New.
15222 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15223 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15224 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15225 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15227 (mips_expand_vector_init): New.
15228 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15229 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15231 * config/mips/mips.md: Add unspec numbers for Loongson
15232 builtins. Include loongson.md.
15233 (MOVE64): Include Loongson vector modes.
15234 (SPLITF): Include Loongson vector modes.
15235 (HALFMODE): Handle Loongson vector modes.
15236 * config/mips/loongson.md: New.
15237 * config/mips/loongson.h: New.
15238 * config.gcc: Add loongson.h header for mips*-*-* targets.
15239 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15241 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15243 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15244 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15245 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15246 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15247 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15248 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15249 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15250 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15251 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15252 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15253 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15254 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15255 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15256 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15257 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15258 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15259 Remove use_fixproto=yes.
15260 (ia64*-*-hpux*): Remove comment about using fixproto.
15261 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15263 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15265 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15267 * configure: Regenerate.
15269 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15271 PR middle-end/36520
15272 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15273 before evaluating it.
15275 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15278 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15279 nested inline functions.
15280 (start_decl, start_function): Don't invert DECL_EXTERNAL
15281 for nested inline functions.
15283 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15285 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15286 splits that must be made for correctness.
15288 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15290 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15291 (AVAIL_NON_MIPS16): Likewise.
15292 (mips_builtin_description): Replace target_flags with a predicate.
15293 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15294 (dspr2_32): New availability predicates.
15295 (MIPS_BUILTIN): New macro.
15296 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15297 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15298 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15299 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15300 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15301 (mips_dsp_32only_bdesc): Merge into...
15302 (mips_builtins): ...this new array.
15303 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15304 (mips_init_builtins): Update after above changes.
15305 (mips_expand_builtin_1): Merge into...
15306 (mips_expand_builtin): ...here and update after above changes.
15308 2008-06-12 Paul Brook <paul@codesourcery.com>
15310 * longlong.h (__arm__): Define count_leading_zeros.
15311 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15312 (clzsi2, clzdi2): New functions.
15313 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15314 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15315 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15316 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15317 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15318 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15319 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15320 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15321 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15322 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15324 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15326 * config/m68k/m68k.c (m68k_tune_flags): New.
15327 (override_options): Compute m68k_tune_flags.
15328 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15329 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15331 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15333 PR middle-end/36506
15334 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15336 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15338 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15339 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15341 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15343 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15344 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15346 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15348 PR middle-end/36506
15349 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15352 2008-06-12 Richard Guenther <rguenther@suse.de>
15354 PR tree-optimization/36345
15355 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15356 add memory_tag_needed flag.
15357 (may_alias_p): Declare.
15358 * tree-ssa-alias.c (may_alias_p): Export.
15359 (set_initial_properties): Use memory_tag_needed flag.
15360 (update_reference_counts): Likewise.
15361 (reset_alias_info): Reset memory_tag_needed flag.
15362 (create_name_tags): Check memory_tag_needed flag.
15363 (dump_points_to_info_for): Dump it.
15364 * tree-ssa-structalias.c (struct variable_info): Remove
15365 directly_dereferenced flag.
15366 (new_var_info): Do not initialize it.
15367 (process_constraint_1): Do not set it.
15368 (update_alias_info): Set is_dereferenced flag.
15369 (set_uids_in_ptset): Use may_alias_p.
15370 (set_used_smts): Check memory_tag_needed flag.
15371 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15372 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15373 memory_tag_needed flag.
15374 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15375 from broken design.
15377 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15379 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15380 red zone for w64 abi.
15381 (ix86_expand_prologue): Likewise.
15382 (ix86_force_to_memory): Likewise.
15383 (ix86_free_from_memory): Likewise.
15385 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15388 * config/rs6000/rs6000.c (rs6000_override_options): Set
15389 rs6000_isel conditionally to the absence of comand line override.
15390 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15391 Remove duplicate rs6000_isel setting.
15392 * config/rs6000/eabispe.h: Ditto.
15394 2008-06-11 Richard Guenther <rguenther@suse.de>
15396 * alias.c (get_alias_set): Use the element alias-set for arrays.
15397 (record_component_aliases): For arrays and vectors do nothing.
15398 * c-common.c (strict_aliasing_warning): Handle the cases
15399 of alias set zero explicitly.
15400 * Makefile.in (dfp.o-warn): Add -Wno-error.
15402 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15404 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15406 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15407 tune_32 tune_64 to supported_defaults. Allow values not
15408 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15409 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15410 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15411 with_cpu_64 to generic for 64-bit-supporting configurations, not
15412 with_cpu. Remove FIXMEs.
15413 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15414 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15415 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15416 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15417 arch_32 and arch_64.
15419 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15420 Olivier Hainque <hainque@adacore.com>
15422 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15423 Use DECL_SIZE_UNIT to retrieve the size of the field.
15425 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15427 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15428 with function calls after declarations. Lay out
15429 neon_float_type_node before further use.
15431 2008-06-11 Richard Guenther <rguenther@suse.de>
15433 * tree-flow.h (may_point_to_global_var): Declare.
15434 * tree-ssa-alias.c (may_point_to_global_var): New function.
15435 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15437 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15439 * configure.ac: Teach that fido supports .debug_line.
15440 * configure: Regenerate.
15442 2008-06-10 Tom Tromey <tromey@redhat.com>
15444 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15447 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15449 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15450 (encode_decimal64, decode_decimal64, encode_decimal128,
15451 decode_decimal128): Reverse order of 32-bit parts of value if host
15452 and target endianness differ.
15454 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15456 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15457 Avoid division by 0.
15458 (tree_mod_pow2_value_transform): Likewise.
15459 (tree_ic_transform): Likewise.
15460 (tree_stringops_transform): Likewise.
15461 (tree_mod_subtract_transform): Likewise.
15462 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15463 (copy_edges_for_bb): Likewise.
15464 (initialize_cfun): Likewise.
15466 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15468 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15469 nonmemory_operand. Add "N" operand constraint.
15471 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15472 (*jcc_btsi_mask): Ditto.
15473 (*jcc_btsi_mask_1): Ditto.
15475 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15477 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15478 TYPE_CANONICAL for copied element type.
15480 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15483 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15484 Add m_CORE2 and m_GENERIC.
15485 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15486 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15488 (*jcc_btdi_rex64): New instruction and split pattern.
15489 (*jcc_btsi): Ditto.
15490 (*jcc_btsi_1): Ditto.
15491 (*btsq): Fix Intel asm dialect operand order.
15495 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15497 PR middle-end/36447
15498 * simplify-rtx.c (simplify_subreg): Add check for shift count
15501 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15503 * doc/md.texi: Synchronize with later constraints.md change.
15504 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15505 with a C implementation.
15506 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15508 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15509 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15510 when moving to and from MD_REGNUM.
15511 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15512 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15513 Handle byte and halfword moves.
15514 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15516 * config/mips/constraints.md (h): Turn into NO_REGS.
15517 (l, x): Update documentation.
15518 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15519 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15520 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15521 (HILO): New mode iterator.
15523 (any_div): New code iterator.
15524 (u): Extend code attribute to div and udiv.
15525 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15526 d_operand in the splitters. Remove redundant CONST_INT checks.
15527 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15528 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15529 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15530 accordingly, using normal moves instead of unspecs to move LO into
15531 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15532 (<u>mulsidi3): Handle expansion in C code.
15533 (<u>mulsidi3_32bit_internal): Rename to...
15534 (<u>mulsidi3_32bit): ...this.
15535 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15536 (*<u>mulsidi3_64bit): Rename to...
15537 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15538 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15539 to set LO and HI to the multiplication result. Use a normal move
15540 for MFLO and an unspec for MFHI.
15541 (*<u>mulsidi3_64bit_parts): Replace with...
15542 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15543 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15544 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15545 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15546 instead of HI. Split the instruction into a separate multiplication
15547 and MFHI if !TARGET_FIX_R4000.
15548 (<su>muldi3_highpart): Likewise.
15549 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15550 and the "=h" clobber.
15551 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15552 (<u>mulditi3): New expander.
15553 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15554 (madsi): Remove "=h" clobber.
15555 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15556 Force the modulus result to be a GPR and split the instruction into
15557 a division followed by an MFHI after reload.
15558 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15559 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15560 the MIPS16 HIGH define_split.
15561 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15562 of acc<->gpr moves to "multi".
15563 (*movdi_64bit): Replace the single "x" alternative with
15564 alternatives for moving into and out of "a".
15565 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15566 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15567 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15568 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15569 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15570 (movti): New expander.
15571 (*movti, *movti_mips16): New insns.
15572 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15573 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15574 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15575 * config/mips/predicates.md (fpr_operand): Delete.
15576 (d_operand): New predicate.
15578 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15580 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15581 failure on some Bourne shells.
15582 (x86_64-*-*): Ditto.
15584 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15586 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15588 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15590 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15591 (sparc-sun-solaris2*): Likewise.
15593 2008-06-09 Arnaud Charlet <charlet@adacore.com
15595 * doc/install.texi: Update requirements to build the Ada compiler.
15597 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15599 * df-scan.c (struct df_scan_problem_data): Remove the
15600 mw_link_pool alloc pool.
15601 (df_scan_free_internal): Don't free it.
15602 (df_scan_alloc): Don't allocate it.
15603 * df.h (struct df_link): Update comment.
15605 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15607 * except.h: Correct checks for when SJLJ exceptions must be used.
15609 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15611 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15614 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15616 PR tree-optimization/36218
15617 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15618 configure for the build system.
15619 (BUILD_LDFLAGS): Define.
15620 * configure: Regenerate.
15621 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15623 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15626 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15627 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15628 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15630 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15632 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15634 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15636 * config.gcc (Obsolete configurations): Remove list of
15638 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15639 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15640 targets matched by those patterns.
15641 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15642 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15643 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15644 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15645 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15646 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15647 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15648 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15649 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15650 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15651 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15652 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15653 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15654 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15655 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15656 Make code for Solaris 7 and greater unconditional for Solaris.
15657 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15658 Remove --with-* handling.
15659 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15660 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15661 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15662 LINK_OS_WINDISS_SPEC): Remove.
15663 * config/rs6000/sysv4.opt (mwindiss): Remove.
15664 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15665 * configure: Regenerate.
15666 * doc/cpp.texi: Don't mention BeOS.
15667 * doc/extend.texi (interrupt): Don't mention MS1.
15668 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15669 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15670 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15671 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15672 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15674 * doc/invoke.texi (MT Options): Remove.
15675 (-mwindiss): Remove.
15676 (CRIS Options): Remove cris-axis-aout references.
15677 (HPPA Options): Don't mention hppa1.1-*-pro.
15678 * doc/md.texi: (MorphoTech family): Remove.
15679 * libgcc2.c: Don't handle UWIN.
15680 * config/alpha/t-unicosmk: Remove.
15681 * config/alpha/unicosmk.h: Remove.
15682 * config/arm/kaos-arm.h: Remove.
15683 * config/arm/kaos-strongarm.h: Remove.
15684 * config/arm/strongarm-coff.h: Remove.
15685 * config/arm/strongarm-elf.h: Remove.
15686 * config/arm/strongarm-pe.h: Remove.
15687 * config/arm/t-strongarm-pe: Remove.
15688 * config/arm/t-xscale-coff: Remove.
15689 * config/arm/t-xscale-elf: Remove.
15690 * config/arm/xscale-coff.h: Remove.
15691 * config/arm/xscale-elf.h: Remove.
15692 * config/chorus.h: Remove.
15693 * config/cris/aout.h: Remove.
15694 * config/cris/aout.opt: Remove.
15695 * config/cris/t-aout: Remove.
15696 * config/i386/beos-elf.h: Remove.
15697 * config/i386/kaos-i386.h: Remove.
15698 * config/i386/ptx4-i.h: Remove.
15699 * config/i386/sco5.h: Remove.
15700 * config/i386/sco5.opt: Remove.
15701 * config/i386/sysv4-cpp.h: Remove.
15702 * config/i386/sysv5.h: Remove.
15703 * config/i386/t-beos: Remove.
15704 * config/i386/t-sco5: Remove.
15705 * config/i386/t-uwin: Remove.
15706 * config/i386/uwin.asm: Remove.
15707 * config/i386/uwin.h: Remove.
15708 * config/kaos.h: Remove.
15709 * config/mips/windiss.h: Remove.
15710 * config/mt: Remove directory.
15711 * config/pa/pa-osf.h: Remove.
15712 * config/pa/pa-pro-end.h: Remove.
15713 * config/pa/t-pro: Remove.
15714 * config/ptx4.h: Remove.
15715 * config/rs6000/beos.h: Remove.
15716 * config/rs6000/kaos-ppc.h: Remove.
15717 * config/rs6000/t-beos: Remove.
15718 * config/rs6000/windiss.h: Remove.
15719 * config/sh/kaos-sh.h: Remove.
15720 * config/sol2-6.h: Remove.
15721 * config/sparc/sol26-sld.h: Remove.
15722 * config/sparc/sysv4-only.h: Remove.
15723 * config/vax/bsd.h: Remove.
15724 * config/vax/t-memfuncs: Remove.
15725 * config/vax/ultrix.h: Remove.
15726 * config/vax/vaxv.h: Remove.
15727 * config/windiss.h: Remove.
15729 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15731 PR rtl-optimization/36438
15732 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15733 for vector shifts with constant scalar shift operands.
15735 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15737 * doc/invoke.texi: Document -march=xlr.
15738 * config/mips/xlr.md: New file.
15739 * config/mips/mips.md: Include it.
15741 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15742 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15743 (mips_rtx_cost_data): Likewise.
15745 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15747 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15748 PRE_INC and PRE_DEC cases.
15750 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15752 PR rtl-optimization/36419
15753 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15754 the emitting jump insn.
15757 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15758 is not bool, boolify the whole *expr_p and convert to the desired type.
15760 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15762 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15763 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15764 Add omp_private_outer_ref hook, add another argument to
15765 omp_clause_default_ctor hook.
15766 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15767 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15768 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15769 hook_tree_tree_tree_tree_null.
15770 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15771 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15772 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15773 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15774 * tree.def (OMP_TASK): New tree code.
15775 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15776 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15777 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15778 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15779 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15780 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15781 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15782 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15783 (OMP_DIRECTIVE_P): Add OMP_TASK.
15784 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15785 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15786 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15787 and OMP_CLAUSE_UNTIED entries.
15788 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15790 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15791 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15792 * tree-pretty-print.c (dump_omp_clause): Handle
15793 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15794 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15795 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15796 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15797 warning about unsigned iterators. Change decl/init/cond/incr
15798 arguments to TREE_VECs, check arguments for all collapsed loops.
15799 (c_finish_omp_taskwait): New function.
15800 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15802 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15803 default_function_array_conversion on init. Add par_clauses argument.
15804 If decl is present in parallel's lastprivate clause, change it to
15805 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15806 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15807 collapse count in clauses.
15808 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15809 c_parser_omp_for_loop callers.
15810 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15811 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15812 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15813 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15815 (c_parser_omp_clause_schedule): Handle schedule(auto).
15816 Include correct location in the error message.
15817 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15818 and PRAGMA_OMP_CLAUSE_UNTIED.
15819 (OMP_TASK_CLAUSE_MASK): Define.
15820 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15821 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15822 * tree-nested.c (convert_nonlocal_omp_clauses,
15823 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15824 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15825 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15826 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15828 (conver_nonlocal_reference, convert_local_reference,
15829 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15830 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15831 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15832 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15833 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15834 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15835 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15836 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15837 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15839 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15840 * c-common.h (c_finish_omp_taskwait): New prototype.
15841 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15842 * tree-parloops.c (create_parallel_loop): Create 1 entry
15843 vectors for OMP_FOR_{INIT,COND,INCR}.
15844 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15845 (make_edges): Handle OMP_TASK.
15846 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15847 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15848 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15849 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15850 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15851 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15852 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15853 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15854 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15855 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15856 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15857 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15858 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15859 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15860 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15861 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15862 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15863 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15864 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15865 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15866 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15867 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15868 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15869 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15870 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15871 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15872 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15873 original iterator is present in lastprivate clause or if
15874 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15875 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15876 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15877 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15878 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15879 if it is set, lookup var in outer contexts too. Handle
15880 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15881 to be implicitly determined firstprivate for task regions.
15882 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15883 if it is set, lookup var in outer contexts too. Set
15884 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15885 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15886 OMP_CLAUSE_UNTIED. Take region_type as last argument
15887 instead of in_parallel and in_combined_parallel.
15888 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15890 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15891 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15892 (new_omp_context): Set default_kind to
15893 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15894 (omp_region_type): New enum.
15895 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15896 fields, add region_type.
15897 (new_omp_context): Take region_type as argument instead of is_parallel
15898 and is_combined_parallel.
15899 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15900 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15901 ctx->is_combined_parallel checks.
15902 (gimplify_omp_task): New function.
15903 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15905 * omp-low.c (extract_omp_for_data): Use schedule(static)
15906 for schedule(auto). Handle pointer and unsigned iterators.
15907 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15908 Add loops argument. Extract data for collapsed OMP_FOR loops.
15909 (expand_parallel_call): Assert sched_kind isn't auto,
15910 map runtime schedule to index 3.
15911 (struct omp_for_data_loop): New type.
15912 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15913 Add loop, loops, collapse and iter_type fields.
15914 (workshare_safe_to_combine_p): Disallow combined for if
15915 iter_type is unsigned long long. Don't combine collapse > 1 loops
15916 unless all bounds and steps are constant. Adjust extract_omp_for_data
15918 (expand_omp_for_generic): Handle pointer, unsigned and long long
15919 iterators. Handle collapsed OMP_FOR loops. Adjust
15920 for struct omp_for_data changes. If libgomp function doesn't return
15921 boolean_type_node, add comparison of the return value with 0.
15922 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15923 pointer, unsigned and long long iterators. Adjust for struct
15924 omp_for_data changes.
15925 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15926 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15927 unsigned long long. Allocate loops array, pass it to
15928 extract_omp_for_data. For collapse > 1 loops use always
15929 expand_omp_for_generic.
15930 (omp_context): Add sfield_map and srecord_type fields.
15931 (is_task_ctx, lookup_sfield): New functions.
15932 (use_pointer_for_field): Use is_task_ctx helper. Change first
15933 argument's type from const_tree to tree. Clarify comment.
15934 In OMP_TASK disallow copy-in/out sharing.
15935 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15936 (install_var_field): Add mask argument. Populate both record_type
15937 and srecord_type if needed.
15938 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15940 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15941 and DECL_FIELD_OFFSET.
15942 (scan_sharing_clauses): Adjust install_var_field callers. For
15943 firstprivate clauses on explicit tasks allocate the var by value in
15944 record_type unconditionally, rather than by reference.
15945 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15946 Use is_taskreg_ctx instead of is_parallel_ctx.
15947 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15948 (create_omp_child_function_name): Add task_copy argument, use
15949 *_omp_cpyfn* names if it is true.
15950 (create_omp_child_function): Add task_copy argument, if true create
15951 *_omp_cpyfn* helper function.
15952 (scan_omp_parallel): Adjust create_omp_child_function callers.
15953 Rename parallel_nesting_level to taskreg_nesting_level.
15954 (scan_omp_task): New function.
15955 (lower_rec_input_clauses): Don't run constructors for firstprivate
15956 explicit task vars which are initialized by *_omp_cpyfn*.
15957 Pass outer var ref to omp_clause_default_ctor hook if
15958 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15959 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15960 OMP_CLAUSE_REDUCTION_INIT.
15961 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15962 avoid duplicate setting of fields. Handle
15963 OMP_CLAUSE_PRIVATE_OUTER_REF.
15964 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15965 copy-out if TREE_READONLY, only copy-in.
15966 (expand_task_copyfn): New function.
15967 (expand_task_call): New function.
15968 (struct omp_taskcopy_context): New type.
15969 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15971 (lower_omp_parallel): Rename to...
15972 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15973 Call create_task_copyfn if srecord_type is needed. Adjust
15975 (task_shared_vars): New variable.
15976 (check_omp_nesting_restrictions): Warn if work-sharing,
15977 barrier, master or ordered region is closely nested inside OMP_TASK.
15978 Add warnings for barrier if closely nested inside of work-sharing,
15979 ordered, or master region.
15980 (scan_omp_1): Call check_omp_nesting_restrictions even for
15981 GOMP_barrier calls. Rename parallel_nesting_level to
15982 taskreg_nesting_level. Handle OMP_TASK.
15983 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15984 work-sharing construct, continue looking for them on parent parallel
15986 (lower_omp_for_lastprivate): Add lastprivate clauses
15987 to the beginning of dlist rather than end. Adjust for struct
15988 omp_for_data changes.
15989 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15990 not after it. Handle collapsed OMP_FOR loops, adjust for
15991 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15992 (get_ws_args_for): Adjust extract_omp_for_data caller.
15993 (scan_omp_for): Handle collapsed OMP_FOR
15994 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15995 (lower_omp_single_simple): If libgomp function doesn't return
15996 boolean_type_node, add comparison of the return value with 0.
15997 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15998 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15999 (parallel_nesting_level): Rename to...
16000 (taskreg_nesting_level): ... this.
16001 (is_taskreg_ctx): New function.
16002 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16003 of is_parallel_ctx.
16004 (execute_lower_omp): Rename parallel_nesting_level to
16005 taskreg_nesting_level.
16006 (expand_omp_parallel): Rename to...
16007 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16008 Call omp_task_call for OMP_TASK regions.
16009 (expand_omp): Adjust caller, handle OMP_TASK.
16010 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16012 * bitmap.c (bitmap_default_obstack_depth): New variable.
16013 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16014 if argument is NULL and bitmap_default_obstack is already initialized.
16015 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16017 * matrix-reorg.c (matrix_reorg): Likewise.
16019 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16021 * config/i386/i386.md (*indirect_jump): Macroize using P
16022 mode iterator. Remove !TARGET_64BIT from insn constraints.
16023 (*tablejump_1): Ditto.
16024 (*indirect_jump_rex64): Remove insn pattern.
16025 (*tablejump_1_rex64): Ditto.
16026 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16027 and eh_return_si insn patterns.
16029 2008-06-06 Richard Guenther <rguenther@suse.de>
16031 * tree-ssa-structalias.c (merge_smts_into): Remove.
16032 (find_what_p_points_to): Do not bother to compute the
16033 points-to set for pt_anything pointers.
16034 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16035 for pt_anything pointers is ok.
16037 2008-06-06 Jan Hubicka <jh@suse.cz>
16039 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16041 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16043 * cgraph.c: Fix typos in comments.
16044 (cgraph_availability_names): Fix string typo.
16045 * fold-const.c: Fix typos in comments.
16046 (fold_binary): Fix typo in warning.
16047 * genautomata.c: Fix typos in comments.
16048 (check_presence_pattern_sets): Fix typo in local variable.
16049 (output_description): Fix typo in output.
16050 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16051 * hwint.h: Likewise.
16052 * matrix-reorg.c (check_allocation_function): Likewise.
16053 * omega.c (smooth_weird_equations): Likewise.
16054 * auto-inc-dec.c: Fix typos in comments.
16055 * bb-reorder.c: Likewise.
16056 * builtins.c: Likewise.
16057 * c-common.c: Likewise.
16058 * c-cppbuiltin.c: Likewise.
16059 * c-parser.c: Likewise.
16060 * c-pretty-print.c: Likewise.
16061 * cfgcleanup.c: Likewise.
16062 * cfgexpand.c: Likewise.
16063 * cfghooks.c: Likewise.
16064 * cfglayout.c: Likewise.
16065 * cfgloopmanip.c: Likewise.
16066 * cgraphunit.c: Likewise.
16067 * coverage.c: Likewise.
16068 * dbxout.c: Likewise.
16069 * df-byte-scan.c: Likewise.
16070 * df-core.c: Likewise.
16071 * df-problems.c: Likewise.
16072 * df-scan.c: Likewise.
16074 * dominance.c: Likewise.
16075 * domwalk.c: Likewise.
16077 * dwarf2out.c: Likewise.
16078 * emit-rtl.c: Likewise.
16079 * et-forest.c: Likewise.
16080 * function.c: Likewise.
16081 * function.h: Likewise.
16083 * gcov-io.c: Likewise.
16084 * gcov.c: Likewise.
16085 * gcse.c: Likewise.
16086 * genattrtab.c: Likewise.
16087 * ggc-page.c: Likewise.
16088 * gimplify.c: Likewise.
16089 * gthr-lynx.h: Likewise.
16090 * haifa-sched.c: Likewise.
16091 * ipa-cp.c: Likewise.
16092 * ipa-inline.c: Likewise.
16093 * ipa-prop.h: Likewise.
16094 * ipa-pure-const.c: Likewise.
16095 * ipa-struct-reorg.c: Likewise.
16096 * ipa-struct-reorg.h: Likewise.
16097 * ipa-type-escape.c: Likewise.
16099 * loop-doloop.c: Likewise.
16100 * mips-tfile.c: Likewise.
16101 * mkmap-flat.awk: Likewise.
16102 * mkmap-symver.awk: Likewise.
16103 * modulo-sched.c: Likewise.
16104 * omp-low.c: Likewise.
16105 * optabs.c: Likewise.
16106 * optabs.h: Likewise.
16107 * opts.c: Likewise.
16108 * passes.c: Likewise.
16109 * postreload-gcse.c: Likewise.
16110 * postreload.c: Likewise.
16111 * predict.c: Likewise.
16112 * pretty-print.h: Likewise.
16113 * profile.c: Likewise.
16114 * protoize.c: Likewise.
16115 * ra-conflict.c: Likewise.
16116 * real.c: Likewise.
16117 * recog.c: Likewise.
16118 * regclass.c: Likewise.
16119 * regs.h: Likewise.
16120 * reload.c: Likewise.
16121 * rtl-error.c: Likewise.
16122 * rtlanal.c: Likewise.
16123 * scan.h: Likewise.
16124 * sched-rgn.c: Likewise.
16126 * stmt.c: Likewise.
16127 * target.h: Likewise.
16128 * tree-dfa.c: Likewise.
16129 * tree-eh.c: Likewise.
16130 * tree-flow-inline.h: Likewise.
16131 * tree-inline.c: Likewise.
16132 * tree-into-ssa.c: Likewise.
16133 * tree-loop-distribution.c: Likewise.
16134 * tree-nested.c: Likewise.
16135 * tree-parloops.c: Likewise.
16136 * tree-pass.h: Likewise.
16137 * tree-pretty-print.c: Likewise.
16138 * tree-profile.c: Likewise.
16139 * tree-scalar-evolution.c: Likewise.
16140 * tree-sra.c: Likewise.
16141 * tree-ssa-alias-warnings.c: Likewise.
16142 * tree-ssa-ccp.c: Likewise.
16143 * tree-ssa-coalesce.c: Likewise.
16144 * tree-ssa-dom.c: Likewise.
16145 * tree-ssa-dse.c: Likewise.
16146 * tree-ssa-forwprop.c: Likewise.
16147 * tree-ssa-live.c: Likewise.
16148 * tree-ssa-live.h: Likewise.
16149 * tree-ssa-loop-im.c: Likewise.
16150 * tree-ssa-loop-ivopts.c: Likewise.
16151 * tree-ssa-loop-niter.c: Likewise.
16152 * tree-ssa-loop-prefetch.c: Likewise.
16153 * tree-ssa-phiopt.c: Likewise.
16154 * tree-ssa-phiprop.c: Likewise.
16155 * tree-ssa-sccvn.c: Likewise.
16156 * tree-ssa-ter.c: Likewise.
16157 * tree-ssa-threadupdate.c: Likewise.
16158 * tree-ssa.c: Likewise.
16159 * tree-vect-analyze.c: Likewise.
16160 * tree-vect-transform.c: Likewise.
16161 * tree-vectorizer.c: Likewise.
16162 * tree-vn.c: Likewise.
16163 * tree-vrp.c: Likewise.
16164 * tree.c: Likewise.
16165 * tree.def: Likewise.
16166 * tree.h: Likewise.
16167 * unwind-dw2-fde.c: Likewise.
16168 * unwind.inc: Likewise.
16169 * value-prof.c: Likewise.
16170 * vmsdbgout.c: Likewise.
16172 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16174 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16175 always place FP constants in the TOC for TARGET_POWERPC64.
16176 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16178 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16180 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16181 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16182 enable for TARGET_E500_DOUBLE.
16183 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16184 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16185 floating-point modes like integer modes for E500 double.
16186 (rs6000_legitimate_offset_address_p): Likewise.
16187 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16188 addressing for DDmode for E500 double.
16189 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16190 modes as using 64-bits of registers for E500 double.
16191 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16192 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16193 specially for E500 double.
16194 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16195 TDmode for E500 double.
16196 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16197 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16198 (rs6000_split_multireg_move): Do not handle TDmode specially for
16200 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16201 using 64-bit registers for E500 double.
16202 (emit_frame_save): Do not handle DDmode specially for E500 double.
16203 (gen_frame_mem_offset): Likewise.
16204 (rs6000_function_value): Do not call spe_build_register_parallel
16205 for DDmode or TDmode.
16206 (rs6000_libcall_value): Likewise.
16207 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16208 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16211 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16213 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16216 2008-06-04 Junjie Gu <jgu@tensilica.com>
16218 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16219 comparison for frame pointers.
16221 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16224 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16226 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16229 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16230 register is already smaller or equal to required mode.
16232 2008-06-04 Xinliang David Li <davidxl@google.com>
16234 * tree-call-cdce.c: New file.
16235 (cond_dead_built_in_calls): New static variable.
16236 (input_domain): New struct.
16237 (check_pow): New function.
16238 (check_builtin_call): Ditto.
16239 (check_target_format): Ditto.
16240 (is_call_dce_candidate): Ditto.
16241 (gen_one_condition): Ditto.
16242 (gen_conditions_for_domain): Ditto.
16243 (get_domain): Ditto.
16244 (gen_conditions_for_pow_cst_base): Ditto.
16245 (gen_conditions_for_pow_int_base): Ditto.
16246 (gen_conditions_for_pow): Ditto.
16247 (get_no_error_domain): Ditto.
16248 (gen_shrink_wrap_conditions): Ditto.
16249 (shrink_wrap_one_built_in_call): Ditto.
16250 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16251 (tree_call_cdce): Ditto.
16252 (gate_call_cdce): Ditto.
16253 (pass_call_cdce): New gimple pass.
16254 * passes.c: (init_optimization_passes): New pass.
16255 * tree-pass.h: New pass declaration.
16256 * opts.c (decode_options): New flag setting.
16257 * common.opt: Add -ftree-builtin-call-dce flag.
16258 * Makefile.in: Add new source file.
16259 * tempvar.def: New tv_id.
16260 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16262 2008-06-04 Richard Guenther <rguenther@suse.de>
16264 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16265 (is_call_clobbered): Always check var_ann->call_clobbered.
16266 (mark_call_clobbered): Always set var_ann->call_clobbered.
16267 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16268 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16269 (reset_alias_info): Clear call clobbering info on MTAGs and
16271 (set_pt_anything): Set pt_global_mem.
16272 (create_tag_raw): Adjust comment.
16273 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16275 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16276 Maxim Kuvyrkov <maxim@codesourcery.com>
16278 * config/m68k/m68k.opt (mxgot): New option.
16279 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16280 (m68k_output_addr_const_extra): New.
16281 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16282 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16283 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16284 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16286 2008-06-04 Richard Guenther <rguenther@suse.de>
16288 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16289 negative or non-representable offsets.
16291 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16293 * config/i386/i386.c (ix86_gen_leave): New.
16294 (ix86_gen_pop1): Likewise.
16295 (ix86_gen_add3): Likewise.
16296 (ix86_gen_sub3): Likewise.
16297 (ix86_gen_sub3_carry): Likewise.
16298 (ix86_gen_one_cmpl2): Likewise.
16299 (ix86_gen_monitor): Likewise.
16300 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16301 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16302 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16303 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16304 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16305 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16306 (ix86_expand_epilogue): Updated.
16307 (print_operand): Handle integer register operand for 'z'.
16308 (ix86_expand_strlensi_unroll_1): Likewise.
16309 (ix86_expand_strlen): Likewise.
16310 (ix86_expand_builtin): Likewise.
16311 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16312 mov{q}/mov{l} and add{q}/add{l}.
16314 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16316 * config/i386/i386.md (P): New mode iterator.
16317 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16318 using P mode iterator.
16319 (DFmode push_operand splitter): Ditto.
16320 (XFmode push_operand splitter): Ditto.
16321 (DFmode float_extend SFmode push_operand splitter): Ditto.
16322 (XFmode float_extend SFmode push_operand splitter): Do not generate
16323 SImode pushes for 64bit target. Macroize Dimode and SImode
16324 pushes using P mode iterator.
16325 (XFmode float_extend DFmode push_operand splitter): Ditto.
16327 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16329 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16330 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16331 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16332 return type to int.
16333 (ix86_call_abi_override): Remove check for call_used_regs.
16335 2008-06-03 Richard Guenther <rguenther@suse.de>
16337 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16338 for the lhs of calls if the return type contains pointers.
16340 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16342 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16343 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16344 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16345 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16346 of cfun and DEFAULT_ABI to deceide abi mode.
16347 (DEFAULT_ABI): New.
16348 (REG_PARM_STACK_SPACE): Removed.
16349 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16350 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16351 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16352 (ix86_function_abi): Likewise.
16353 (ix86_function_type_abi): Likewise.
16354 (ix86_call_abi_override): Likewise.
16355 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16356 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16357 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16358 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16360 (X86_64_REGPARM_MAX): New.
16361 (X86_64_SSE_REGPARM_MAX): New.
16362 (X64_REGPARM_MAX): New.
16363 (X64_SSE_REGPARM_MAX): New.
16364 (X86_32_REGPARM_MAX): New.
16365 (X86_32_SSE_REGPARM_MAX): New.
16366 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16367 (ix86_function_regparm): Handle user calling abi.
16368 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16369 by DEFAULT_ABI versus SYSV_ABI check.
16370 (ix86_reg_parm_stack_space): New.
16371 (ix86_function_type_abi): New.
16372 (ix86_call_abi_override): New.
16373 (ix86_function_abi): New.
16374 (ix86_cfun_abi): New.
16375 (init_cumulative_args): Call abi specific initialization.
16376 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16377 (function_arg_64): Extend SSE_REGPARM_MAX check.
16378 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16379 (ix86_pass_by_reference): Likewise.
16380 (ix86_function_value_regno_p): Likewise.
16381 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16382 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16383 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16384 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16385 (setup_incoming_varargs_64): Adjust regparm for call abi.
16386 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16387 (ix86_va_start): Likewise.
16388 (ix86_gimplify_va_arg): Likewise.
16389 (ix86_expand_prologue): Likewise.
16390 (output_pic_addr_const): Likewise.
16391 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16392 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16393 (x86_output_mi_thunk): Likewise.
16394 (x86_function_profiler): Likewise.
16395 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16396 (SYSV_ABI, MS_ABI): New constants.
16397 (DEFAULT_ABI): New.
16398 (init_regs): Add prototype of function in regclass.c file.
16399 (OVERRIDE_ABI_FORMAT): New.
16400 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16401 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16402 (OUTGOING_REG_PARM_STACK_SPACE): New.
16403 (ix86_reg_parm_stack_space): New prototype.
16404 (CUMULATIVE_ARGS): Add call_abi member.
16405 (machine_function): Add call_abi member.
16406 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16407 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16409 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16412 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16413 (avr_builtin_setjmp_frame_value): New function.
16414 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16415 (nonlocal_goto): Define.
16417 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16419 * config/mips/mips.c (mips_emit_loadgp): Return early if
16420 there is nothing do to, otherwise emit a blockage if
16421 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16422 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16424 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16426 * configure.ac: Drop unneeded backslash ending up in config.in.
16427 * acinclude.m4: Likewise.
16428 * config.in: Regenerate.
16430 2008-05-26 Jan Hubicka <jh@suse.cz>
16432 * predict.c (maybe_hot_frequency_p): Break out of...
16433 (maybe_hot_bb_p): ... here.
16434 (maybe_hot_edge_p): New.
16435 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16436 * basic-block.h (maybe_hot_edge_p): Declare.
16438 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16440 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16441 (*cmpfp_<mode>_cc): Ditto.
16442 (*fp_jcc_8<mode>_387): Ditto.
16443 (*fop_<MODEF:mode>_2_i387): Ditto.
16444 (*fop_<MODEF:mode>_3_i387): Ditto.
16445 (*fop_xf_2_i387): Ditto.
16446 (*fop_xf_3_i387): Ditto.
16448 2008-06-02 Tomas Bily <tbily@suse.cz>
16450 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16452 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16454 * config/mips/mips.c (mips_valid_offset_p): New function.
16455 (mips_valid_lo_sum_p): Likewise.
16456 (mips_classify_address): Use them.
16457 (mips_force_address): New function.
16458 (mips_legitimize_address): Use it.
16459 * config/mips/mips.md (MOVE128): New mode iterator.
16460 (movtf): Require TARGET_64BIT. Remove empty strings.
16461 (*movtf_internal): Rename to...
16462 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16463 of "R" and use {,fp}{load,store} attributes instead of "multi".
16464 Use a separate define_split.
16465 (*movtf_mips16): New pattern.
16467 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16469 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16470 * config/mips/mips.c (mips_expand_before_return): New function.
16471 (mips_expand_epilogue): Call it.
16472 * config/mips/mips.md (return): Turn into a define_expand.
16473 (*return): New insn.
16475 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16477 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16478 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16479 functions. Do not emit uses and clobbers of CONCATs; individually
16480 use and clobber their operands.
16481 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16482 gen_clobber, emit_use and gen_use.
16483 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16484 (expand_builtin_return): Likewise.
16485 * cfgbuild.c (count_basic_blocks): Likewise.
16486 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16487 * explow.c (emit_stack_restore): Likewise.
16488 * expmed.c (extract_bit_field_1): Likewise.
16489 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16490 (emit_move_multi_word, store_constructor): Likewise.
16491 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16492 (thread_prologue_and_epilogue_insns): Likewise.
16493 * lower-subreg.c (resolve_simple_move): Likewise.
16494 * optabs.c (widen_operand, expand_binop): Likewise.
16495 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16496 * reload.c (find_reloads): Likewise.
16497 * reload1.c (eliminate_regs_in_insn): Likewise.
16498 * stmt.c (expand_nl_goto_receiver): Likewise.
16499 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16500 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16501 * config/arm/arm.c (arm_load_pic_register): Likewise.
16502 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16503 * config/arm/arm.md (untyped_return): Likewise.
16504 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16505 * config/avr/avr.c (expand_prologue): Likewise.
16506 * config/bfin/bfin.c (do_unlink): Likewise.
16507 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16508 * config/cris/cris.c (cris_expand_prologue): Likewise.
16509 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16510 (machopic_legitimize_pic_address): Likewise.
16511 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16512 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16513 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16514 (ix86_expand_convert_uns_didf_sse): Likewise.
16515 (ix86_expand_vector_init_general): Likewise.
16516 * config/ia64/ia64.md (eh_epilogue): Likewise.
16517 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16518 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16519 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16520 (config/iq2000/iq2000.c): Likewise.
16521 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16522 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16523 (builtin_longjmp): Likewise.
16524 * config/mn10300/mn10300.md (call, call_value): Likewise.
16525 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16526 * config/pdp11/pdp11.md (abshi2): Likewise.
16527 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16528 * config/s390/s390.c (s390_emit_prologue): Likewise.
16529 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16530 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16531 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16532 * config/sh/sh.c (prepare_move_operands): Likewise.
16533 (output_stack_adjust, sh_expand_epilogue): Likewise.
16534 (sh_set_return_address, sh_expand_t_scc): Likewise.
16535 * config/sparc/sparc.c (load_pic_register): Likewise.
16536 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16537 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16538 * config/v850/v850.c (expand_epilogue): Likewise.
16540 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16542 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16543 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16544 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16545 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16546 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16547 stack pointer register.
16548 (output_movhi): Remove code for interrupt specific writing to the
16549 stack pointer register.
16551 2008-05-31 Richard Guenther <rguenther@suse.de>
16553 PR tree-optimization/34244
16554 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16555 (tree_expr_nonzero_warnv_p): Likewise.
16556 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16557 ssa_name_nonnegative_p.
16558 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16559 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16560 not tree_expr_nonzero_warnv_p.
16562 PR tree-optimization/36262
16564 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16566 PR tree-optimization/34244
16567 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16568 (record_numbers_of_iterations): New function.
16569 (execute_vrp): Cache the numbers of iterations of loops.
16570 * tree-scalar-evolution.c (scev_reset_except_niters):
16572 (scev_reset): Use scev_reset_except_niters.
16573 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16575 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16577 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16578 __WORKAROUND_RETS when appropriate.
16580 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16582 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16583 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16585 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16586 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16587 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16588 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16589 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16590 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16591 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16592 *fop_df_1_sse insn patterns using MODEF mode iterator.
16593 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16594 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16595 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16596 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16597 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16598 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16599 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16600 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16601 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16602 (*fop_xf_5_i387): Ditto.
16603 (*fop_xf_6_i387): Ditto.
16605 2008-05-30 Richard Guenther <rguenther@suse.de>
16607 * builtins.c (build_string_literal): Avoid generating
16608 a non-gimple_val result.
16610 2008-05-30 DJ Delorie <dj@redhat.com>
16612 * exec-tool.in: Use an environment variable (private) instead of a
16613 file (shared) as a semaphore, so as to not break parallel builds.
16615 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16617 * optabs.c (maybe_encapsulate_block): Remove.
16618 (emit_libcall_block): Adjust accordingly.
16619 * optabs.h (maybe_encapsulate_block): Remove prototype.
16621 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16622 Don't use maybe_encapsulate_block.
16624 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16626 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16627 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16628 rtx is a SYMBOL_REF before calling get_pool_constant.
16630 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16632 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16634 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16636 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16637 rather than OS names to choose INO_T_EQ definition.
16638 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16639 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16641 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16644 * config/darwin-f.c: New.
16645 * config/t-darwin: Added rule to build darwin-f.o.
16646 * config.gcc: Defined new variable, fortran_target_objs.
16647 (*-*-darwin*): Set fortran_target_objs.
16648 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16649 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16650 * configure: Regenerated.
16652 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16655 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16656 canonical type if needed.
16658 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16660 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16662 2008-05-29 Richard Guenther <rguenther@suse.de>
16664 PR tree-optimization/36343
16665 PR tree-optimization/36346
16666 PR tree-optimization/36347
16667 * tree-flow.h (clobber_what_p_points_to): Declare.
16668 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16669 pointed-to variable is dereferenced is irrelevant to whether
16670 the pointer can access the pointed-to variable.
16671 (clobber_what_p_points_to): New function.
16672 * tree-ssa-alias.c (set_initial_properties): Use it.
16673 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16674 call clobber check for NMTs.
16676 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16678 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16679 for printing gcov_type.
16681 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16683 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16684 and the eh region information.
16685 * value-prof.c (gimple_move_stmt_histograms): New function.
16686 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16688 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16690 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16692 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16694 * value-prof.c (tree_ic_transform): Print counts.
16695 * tree-profile.c (tree_gen_ic_func_profiler):
16696 Clear __gcov_indreict_call_callee variable to avoid misattribution
16699 2008-05-28 Rafael Espíndola <espindola@google.com>
16701 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16704 2008-05-28 Richard Guenther <rguenther@suse.de>
16706 PR tree-optimization/36339
16707 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16708 and clobbering code out of the loop.
16710 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16712 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16715 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16716 s390_contiguous_bitmask_p, s390_symref_operand_p,
16717 s390_check_symref_alignment, s390_reload_larl_operand,
16718 s390_reload_symref_address): New functions.
16719 (s390_branch_condition_mnemonic): Support compare and branch
16721 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16722 and 'W' constraints.
16723 (s390_secondary_reload): Add secondary reloads for unaligned
16724 symbol refs or symbol refs to floating point or QI/TI mode
16726 (legitimate_address_p): Accept symbol references as addresses.
16727 (s390_expand_insv): Use rotate and insert selected bits
16728 instruction for insv when building for z10.
16729 (print_operand_address): Handle symbol ref addresses.
16730 (print_operand): Output modifier 'c' added for signed byte values.
16731 (s390_encode_section_info): Mark symbol refs with
16732 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16734 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16735 (length attribute): RRF, RRR have 4 byte length.
16736 (FPALL, INTALL): New mode iterators added.
16737 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16738 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16739 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16740 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16741 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16742 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16743 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16744 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16746 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16747 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16748 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16749 reload<INTALL:mode><P:mode>_toreg_z10,
16750 reload<FPALL:mode><P:mode>_tomem_z10,
16751 reload<FPALL:mode><P:mode>_toreg_z10,
16752 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16753 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16754 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16755 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16757 (movmem, clrmem, cmpmem): New splitters added.
16759 * config/s390/predicates.md (larl_operand): Use
16760 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16761 SYMBOL_REF_ALIGN1_P.
16762 (s390_signed_integer_comparison,
16763 s390_unsigned_integer_comparison): New predicates.
16765 * config/s390/s390-protos.h (s390_check_symref_alignment,
16766 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16767 s390_reload_symref_address,
16768 s390_compare_and_branch_condition_mask): Prototypes added.
16770 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16771 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16772 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16774 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16776 * config/s390/s390.c (z10_cost): New cost function for z10.
16777 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16778 (s390_issue_rate): Adjust issue rate for z10.
16779 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16780 (processor_flags): Add PF_Z10.
16781 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16782 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16783 * gcc/config.gcc: Add z10.
16785 2008-05-28 Richard Guenther <rguenther@suse.de>
16787 PR tree-optimization/36291
16788 * tree-flow. h (struct gimple_df): Remove var_anns member.
16789 * tree-flow-inline.h (gimple_var_anns): Remove.
16790 (var_ann): Simplify.
16791 * tree-dfa.c (create_var_ann): Simplify.
16792 (remove_referenced_var): Clear alias info from var_anns of globals.
16793 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16794 (delete_tree_ssa): Clear alias info from var_anns of globals.
16795 Do not free var_anns.
16796 (var_ann_eq): Remove.
16797 (var_ann_hash): Likewise.
16799 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16801 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16802 and loongson2f entries.
16803 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16804 * config/mips/mips.h (processor_type): Add Loongson-2E
16805 and Loongson-2F entries.
16806 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16807 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16808 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16809 * doc/invoke.texi (MIPS Options): Document loongson2e
16810 and loongson2f processor names.
16812 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16816 * config/i386/i386.c (ix86_function_arg_boundary): Use
16817 alignment of canonical type.
16818 (ix86_expand_vector_move): Check unaligned memory access for
16821 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16823 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16824 Moved to the front of file.
16826 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16827 H.J. Lu <hongjiu.lu@intel.com>
16829 * dwarf2out.c (current_fde): New.
16831 (lookup_cfa:): Likewise.
16832 (dwarf2out_end_epilogue): Likewise.
16833 (dwarf2out_note_section_used): Likewise.
16835 2008-05-27 Michael Matz <matz@suse.de>
16838 * c.opt (Wenum-compare): New warning option.
16839 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16841 2008-05-27 Michael Matz <matz@suse.de>
16843 PR middle-end/36326
16844 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16846 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16847 into memory as tail calls.
16849 2008-05-27 Richard Guenther <rguenther@suse.de>
16851 PR tree-optimization/36339
16852 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16853 pointers cause all addressable variables to be call clobbered.
16855 2008-05-27 Richard Guenther <rguenther@suse.de>
16857 PR tree-optimization/36245
16858 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16860 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16862 * config/s390/s390.md: Replace all occurences of the 'm'
16863 constraint with 'RT'.
16865 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16867 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16869 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16871 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16872 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16873 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16875 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16877 * reload.c: (find_reloads): Skip alternatives according to the
16878 "enabled" attribute. Constify the constraint variable.
16879 * recog.c (get_attr_enabled): Add default implementation.
16880 (extract_insn): Set the alternative_enabled_p array
16881 in the recog_data struct.
16882 (preprocess_constraints, constrain_operands): Skip
16883 alternatives according to the "enabled" attribute
16884 * recog.h (struct recog_data): New field alternative_enabled_p.
16885 (skip_alternative): New inline function.
16886 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16887 (record_reg_classes): Skip alternative according to the
16888 "enabled" attribute.
16890 * doc/md.texi: Add documention for the "enabled" attribute.
16892 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16894 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16895 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16896 constraint with TARGET_MEM_CONSTRAINT.
16897 * recog.c (asm_operand_ok, preprocess_constraints,
16898 constrain_operands): Likewise.
16899 * regclass.c (record_reg_classes): Likewise.
16900 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16901 * reload1.c (maybe_fix_stack_asms): Likewise.
16902 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16903 * recog.h: Adjust comment.
16904 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16905 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16906 * doc/md.texi: Add a note to description of 'm' constraint.
16907 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16909 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16911 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16912 that the bitfield is of integral type before testing its precision.
16914 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16915 Sa Liu <saliu@de.ibm.com>
16917 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16918 __modti3, __udivti3, __umodti3 and __udivmodti4.
16919 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16920 that implement TImode mul and div functions.
16921 * config/spu/multi3.c: New. Implement __multi3.
16922 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16923 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16926 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16928 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16929 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16930 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16931 tls_sysv_suffix): New mode and mode attribute iterators.
16932 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16933 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16934 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16935 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16936 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16939 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16941 PR tree-optimization/36329
16942 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16943 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16944 * cgraphbuild.c (initialize_inline_failed): Use the latter
16945 macro in lieu of the former.
16946 * ipa-inline.c (cgraph_mark_inline): Likewise.
16947 (cgraph_decide_inlining_of_small_function): Likewise.
16948 (cgraph_decide_inlining): Likewise.
16949 (cgraph_decide_inlining_incrementally): Likewise.
16951 2008-05-26 Tristan Gingold <gingold@adacore.com>
16952 Anatoly Sokolov <aesok@post.ru>
16954 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16955 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16956 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16957 optimization for 'avr6' architecture.
16959 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16962 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16964 2008-05-26 Richard Guenther <rguenther@suse.de>
16966 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16967 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16969 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16971 PR middle-end/36253
16972 * caller-save.c (insert_restore): Verify alignment of spill space.
16973 (insert_save): Likewise.
16974 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16975 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16976 (STACK_SLOT_ALIGNMENT): Likewise.
16977 * function.c (LOCAL_ALIGNMENT): Removed.
16978 (get_stack_local_alignment): New.
16979 (assign_stack_local): Use it. Set alignment on stack slot.
16980 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16981 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16982 (STACK_SLOT_ALIGNMENT): New.
16983 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16984 stack slot in XFmode.
16986 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16988 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16991 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16992 argument operand in rax isn't removed.
16994 2008-05-26 Richard Guenther <rguenther@suse.de>
16996 PR middle-end/36300
16997 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16998 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17000 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17003 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17005 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17007 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17008 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17010 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17012 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17013 build a trampoline if we don't want one.
17014 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17015 return zero for nested functions if we don't want a trampoline.
17017 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17019 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17021 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17024 * c.opt: Removed undocumented option '-lang-fortran'.
17025 * c-common.h: Removed global variable 'lang_fortran'.
17026 * c-opts.c (c_common_handle_option): Removed code to handle
17027 option '-lang-fortran'. Updated includes.
17028 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17029 definition of '__GFORTRAN__'.
17030 (define__GNUC__): Reimplemented to use BASEVER and
17031 cpp_define_formatted.
17032 (builtin_define_with_value_n): Removed.
17033 * c-incpath.h: Renamed to ...
17034 * incpath.h: ... this.
17035 * c-incpath.c: Renamed to ...
17036 * incpath.c: ... this. Updated includes.
17037 * fix-header.c: Updated includes.
17038 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17039 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17040 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17042 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17044 * tree.h: Update the table of flags used on tree nodes.
17045 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17046 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17047 (FORCED_LABEL): Add access check.
17048 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17049 (ASM_INPUT_P): Likewise.
17050 (ASM_VOLATILE_P): Likewise.
17051 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17052 (OMP_SECTION_LAST): Access private_flag directly.
17053 (OMP_RETURN_NOWAIT): Likewise.
17054 (OMP_PARALLEL_COMBINED): Likewise.
17055 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17056 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17057 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17058 deprecated_flag directly.
17060 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17062 * final.c (frame_pointer_needed): Removed.
17063 * flags.h (frame_pointer_needed): Likewise.
17065 * function.h (rtl_data): Add frame_pointer_needed.
17066 (frame_pointer_needed): New.
17068 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17070 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17072 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17074 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17077 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17079 * c-common.c (strip_array_types): Move function to..
17081 (get_inner_array_type): Delete.
17082 * c-common.h (strip_array_types): Move declaration to..
17084 (get_inner_array_type): Delete.
17085 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17086 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17087 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17088 * config/pa/pa.c (emit_move_sequence): Likewise.
17090 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17092 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17095 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17097 * function.c: Include target hook for nonlocal_goto frame value.
17099 2008-05-24 Richard Guenther <rguenther@suse.de>
17101 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17102 variable can be only accessed through a pointer or a union.
17104 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17106 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17107 * doc/extend.texi: Likewise.
17109 2008-05-23 DJ Delorie <dj@redhat.com>
17111 * config/m32c/jump.md (untyped_call): Add.
17113 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17114 for A24 to PSImode.
17115 (m32c_address_cost): Detail costs for indirect offsets.
17117 2008-05-23 Rafael Espíndola <espindola@google.com>
17119 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17120 if a node is a SUBREG.
17121 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17124 2008-05-23 Paul Brook <paul@codesourcery.com>
17125 Carlos O'Donell <carlos@codesourcery.com>
17127 * doc/extend.texi: Clarify use of __attribute__((naked)).
17128 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17129 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17130 * function.c (use_register_for_decl): Use
17131 targetm.calls.allocate_stack_slots_for_args.
17132 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17133 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17134 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17136 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17138 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17140 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17142 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17143 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17144 is only rounded once.
17146 2008-05-23 Richard Guenther <rguenther@suse.de>
17148 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17150 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17151 Jakub Jelinek <jakub@redhat.com>
17154 * configure.ac: Handle --enable-cld.
17155 * configure: Regenerated.
17156 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17157 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17158 (ix86_current_function_needs_cld): New define.
17159 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17160 (cld): New isns pattern.
17161 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17162 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17163 * config/i386/i386.opt (mcld): New option.
17164 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17165 TARGET_CLD and ix86_current_function_needs_cld.
17166 (override_options): Use -mcld by default for 32-bit code if
17169 * doc/install.texi (Options specification): Document --enable-cld.
17170 * doc/invoke.texi (Machine Dependent Options)
17171 [i386 and x86-64 Options]: Add -mcld option.
17172 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17174 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17175 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17176 (return_in_memory_64): Likewise.
17177 (return_in_memory_ms_64): Likewise.
17179 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17181 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17182 * builtins.c (fold_builtin_fpclassify): New.
17183 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17184 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17185 * c-common.c (handle_type_generic_attribute): Adjust to accept
17186 fixed arguments before an elipsis.
17187 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17188 * doc/extend.texi: Document __builtin_fpclassify.
17190 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17192 * omp-low.c (gate_expand_omp_ssa): Remove.
17193 (pass_expand_omp_ssa): Remove.
17194 (gate_expand_omp): Do not check for flag_openmp_ssa.
17195 * common.opt (-fopenmp-ssa): Remove.
17196 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17198 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17200 * config/sh/sh.opt (mfixed-range): New option.
17201 * config/sh/sh-protos.h (sh_fix_range): Declare.
17202 * config/sh/sh.c (sh_fix_range): New function.
17203 * config/sh/sh.h (sh_fixed_range_str): Declare.
17204 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17206 * doc/invoke.texi (SH Options): Document -mfixed-range.
17208 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17210 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17211 it before the redeclaration.
17213 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17215 * config/avr/avr.c (get_sequence_length): Add new function.
17216 (expand_prologue, expand_epilogue): Remove duplicate code.
17218 2008-05-22 Rafael Espíndola <espindola@google.com>
17220 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17223 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17225 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17226 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17228 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17229 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17230 (vect_update_misalignment_for_peel): Likewise.
17231 (vector_alignment_reachable_p): Likewise.
17232 * tree-vect-transform.c (vectorizable_load): Likewise.
17233 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17234 (get_vectype_for_scalar_type): Pass mode of scalar_type
17235 to UNITS_PER_SIMD_WORD.
17237 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17238 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17239 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17240 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17241 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17243 2008-05-22 Ira Rosen <irar@il.ibm.com>
17245 PR tree-optimization/36293
17246 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17247 if the first load must be skipped because of a gap.
17249 2008-05-22 Richard Guenther <rguenther@suse.de>
17251 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17252 more cases of offset disambiguation that is possible if
17253 strict-aliasing rules apply.
17254 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17255 for basic offset and type-based disambiguation.
17257 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17259 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17260 ix86_expand_vector_set on V16QImode for SSE4.1.
17262 2008-05-21 Tom Tromey <tromey@redhat.com>
17264 * c.opt (Wimport): Mark as undocumented.
17265 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17267 (Warning Options): Likewise.
17268 * doc/cppopts.texi: Don't mention -Wimport.
17270 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17272 PR tree-optimization/36287
17273 PR tree-optimization/36286
17274 * lambda-code.c (build_access_matrix): Do not use the loop->num
17275 for computing the number of induction variables: use the loop depth
17278 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17281 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17282 option -f(no-)leading-underscore.
17284 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17286 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17287 GET_MODE_NUNITS (mode).
17289 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17291 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17292 (-mmulhw): Add 464 to description.
17293 (-mdlmzb): Likewise.
17294 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17295 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17297 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17298 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17299 * config/rs6000/rs6000.md: Update comments for 464.
17301 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17303 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17305 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17307 * config/i386/sse.md (vec_extractv4sf): Removed.
17308 (vec_extractv2df): Likewise.
17309 (vec_extractv2di): Likewise.
17310 (vec_extractv4si): Likewise.
17311 (vec_extractv8hi): Likewise.
17312 (vec_extractv16qi): Likewise.
17313 (vec_extract<mode>): New.
17315 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17317 * config/i386/sse.md (vec_setv4sf): Removed.
17318 (vec_setv2df): Likewise.
17319 (vec_setv2di): Likewise.
17320 (vec_setv4si): Likewise.
17321 (vec_setv8hi): Likewise.
17322 (vec_setv16qi): Likewise.
17323 (vec_set<mode>): New.
17325 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17327 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17328 goto for vec_concat and vec_interleave.
17330 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17332 * config/i386/sse.md (vec_initv4sf): Removed.
17333 (vec_initv2df): Likewise.
17334 (vec_initv2di): Likewise.
17335 (vec_initv4si): Likewise.
17336 (vec_initv8hi): Likewise.
17337 (vec_initv16qi): Likewise.
17338 (vec_init<mode>): New.
17340 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17342 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17344 2008-05-21 Tom Tromey <tromey@redhat.com>
17346 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17347 (zone_find_object_offset): Likewise.
17348 (gt_ggc_m_S): Likewise.
17349 (highest_bit): Likewise.
17350 * ggc-page.c (gt_ggc_m_S): New function.
17351 * stringpool.c (string_stack): Remove.
17352 (init_stringpool): Update.
17353 (ggc_alloc_string): Use ggc_alloc.
17354 (maybe_delete_ident): New function.
17355 (ggc_purge_stringpool): Likewise.
17356 (gt_ggc_m_S): Remove.
17357 * ggc-common.c (ggc_protect_identifiers): New global.
17358 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17359 ggc_protect_identifiers.
17360 * ggc.h (ggc_protect_identifiers): Declare.
17361 (gt_ggc_m_S): Update.
17362 (ggc_purge_stringpool): Declare.
17363 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17364 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17366 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17368 2008-05-21 David S. Miller <davem@davemloft.net>
17370 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17373 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17375 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17378 2008-05-20 David Daney <ddaney@avtrex.com>
17380 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17381 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17382 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17383 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17384 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17385 (atomic_hiqi_op): New define_code_iterator.
17386 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17387 mips_expand_compare_and_swap_12.
17388 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17389 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17390 (sync_<optab><mode>, sync_old_<optab><mode>,
17391 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17392 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17393 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17394 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17395 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17396 (test_and_set_12): New insn.
17397 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17398 sync_new_<optab><mode>, sync_old_nand<mode>,
17399 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17400 clobber to operand 0 for SI and DI mode insns.
17401 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17402 mips_gen_fn_4): New typedefs.
17403 (mips_gen_fn_ptrs): Define new union type.
17404 (mips_expand_compare_and_swap_12): Remove declaration.
17405 (mips_expand_atomic_qihi): Declare function.
17406 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17407 (mips_expand_atomic_qihi): ... this. Use new generator function
17409 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17410 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17411 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17412 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17413 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17414 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17415 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17416 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17417 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17418 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17421 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17423 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17426 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17428 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17429 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17430 (avr_attribute_table): Add 'OS_main' function attribute.
17431 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17432 functions with 'OS_main' attribute.
17434 2008-05-20 Richard Guenther <rguenther@suse.de>
17436 PR tree-optimization/35204
17437 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17438 helper, split out from ...
17439 (DFS): ... here. Make the DFS walk non-recursive.
17441 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17442 Jan Sjodin <jan.sjodin@amd.com>
17444 PR tree-optimization/36181
17445 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17446 (parallelize_loops): Don't parallelize when the loop has vector
17449 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17450 Sebastian Pop <sebastian.pop@amd.com>
17452 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17453 matrix, and never look at the tree representation of the memory
17455 (linear_transform_loops): Computes parameters and access matrices.
17456 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17458 (access_matrix_get_index_for_parameter): New.
17459 * tree-data-ref.h (struct access_matrix): New.
17460 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17461 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17462 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17463 am_vector_index_for_loop): New.
17464 (struct data_reference): Add field access_matrix.
17465 (DR_ACCESS_MATRIX): New.
17466 (compute_data_dependences_for_loop): Update declaration.
17467 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17468 * lambda.h (lambda_vector_vec_p): Declared.
17469 * lambda-code.c: Depend on pointer-set.h.
17470 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17471 av_for_af_base, av_for_af, build_access_matrix,
17472 lambda_compute_access_matrices): New.
17473 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17475 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17477 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17478 $SOURCEDIR/include.
17480 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17481 Sebastian Pop <sebastian.pop@amd.com>
17483 PR tree-optimization/36206
17484 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17486 (instantiate_scev_1): Rename flags to fold_conversions.
17487 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17488 outeside instantiation_loop.
17489 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17490 (evolution_function_is_affine_or_constant_p): Removed.
17491 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17493 (analyze_siv_subscript): Pass in the loop nest number.
17494 Call evolution_function_is_affine_in_loop instead of
17495 evolution_function_is_affine_p.
17496 (analyze_overlapping_iterations): Pass in the loop nest number.
17498 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17499 Sebastian Pop <sebastian.pop@amd.com>
17501 PR tree-optimization/36206
17502 * tree-chrec.h (chrec_fold_op): New.
17503 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17506 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17508 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17510 (remove_duplicates): Do not set inode on non-inode systems.
17513 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17515 * config.gcc (tm_file): Update comments about relative pathnames.
17517 2008-05-20 Richard Guenther <rguenther@suse.de>
17519 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17520 * tree-ssa-sccvn.c (process_scc): Likewise.
17521 * tree-ssa-sink.c (execute_sink_code): Likewise.
17522 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17523 * tree-vrp.c (process_assert_insertions): Likewise.
17524 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17525 (perform_tree_ssa_dce): Likewise.
17526 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17527 (dump_dominator_optimization_stats): Likewise.
17528 * tree-vectorizer.c (vectorize_loops): Likewise.
17530 2008-05-20 Richard Guenther <rguenther@suse.de>
17532 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17534 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17536 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17537 (ix86_i386elf_return_in_memory): Likewise.
17538 (ix86_i386interix_return_in_memory): Likewise.
17539 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17540 (SUBTARGET_RETURN_IN_MEMORY): New.
17541 * config/i386/i386elf.h: Likewise.
17542 * config/i386/ptx4-i.h: Likewise.
17543 * config/i386/sol2-10.h: Likewise.
17544 * config/i386/sysv4.h: Likewise.
17545 * config/i386/vx-common.h: Likewise.
17546 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17547 * config/i386/i386.c (ix86_return_in_memory): Made static and
17548 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17549 (ix86_i386elf_return_in_memory): Removed.
17550 (ix86_i386interix_return_in_memory): Removed.
17551 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17552 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17554 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17556 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17558 2008-05-19 Xinliang David Li <davidxl@google.com>
17560 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17562 * common.opt: Ditto.
17563 * doc/invoke.texi: Ditto.
17565 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17567 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17568 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17570 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17572 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17573 sizes of operand array from 8/4 to 4/2.
17574 (ix86_expand_vector_init_general): Change size of operand array
17575 from 32 to 16. Remove op0, op1 and half_mode.
17577 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17579 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17580 (ix86_expand_vector_init_interleave): Likewise.
17581 (ix86_expand_vector_init_general): Use them. Assert
17582 word_mode == SImode when n_words == 4.
17584 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17586 * config/i386/i386.c (ix86_secondary_reload): New static function.
17587 (TARGET_SECONDARY_RELOAD): New define.
17588 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17589 * config/i386/i386.md (reload_outqi): Remove.
17591 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17593 PR middle-end/35509
17594 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17595 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17596 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17597 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17598 (fold_builtin_1): Likewise.
17599 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17600 c-common.c (check_builtin_function_arguments): Handle
17601 BUILT_IN_ISINF_SIGN.
17602 * doc/extend.texi: Document __builtin_isinf_sign.
17603 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17605 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17607 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17608 EH cleanup at the end of the pass, search for those that have been
17609 turned into forwarder blocks and do the cleanup on their successor.
17611 2008-05-18 Richard Guenther <rguenther@suse.de>
17613 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17614 pointers to sizetype and vice versa.
17616 2008-05-18 Xinliang David Li <davidxl@google.com>
17618 * gcc/tree-ssa-dce.c: Coding style fix.
17619 (check_pow): Documentation comment.
17620 (check_log): Documenation comment. Coding style fix.
17621 (is_unnecessary_except_errno_call): Ditto.
17622 (gen_conditions_for_pow): Ditto.
17623 (gen_conditions_for_log): Ditto.
17624 (gen_shrink_wrap_conditions): Ditto.
17625 (shrink_wrap_one_built_in_calls): Ditto.
17626 * gcc/doc/invoke.texi: Better documentation string.
17627 * ChangeLog: Fix wrong change log entries from
17628 May 17 checkin on function call DCE.
17630 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17632 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17634 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17636 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17637 * df-problems.c (simulation routines): Fixed block comment to
17638 properly say how to add forwards scanning functions.
17640 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17642 * tree-inline.c (setup_one_parameter): Remove dead code.
17644 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17646 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17647 a BIT_AND_EXPR only for an INTEGER_TYPE.
17649 2008-05-17 Xinliang David Li <davidxl@google.com>
17651 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17652 (check_pow, check_log, is_unnecessary_except_errno_call): New
17653 functions to check for eliminating math functions that are pure
17654 except for setting errno.
17655 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17656 general condition expressions for shrink-wrapping pow/log calls.
17657 (gen_shrink_wrap_conditions): Ditto.
17658 (shrink_wrap_one_built_in_call): Ditto.
17659 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17660 (mark_operand_necessary): If debugging, output if OP is necessary.
17661 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17663 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17665 * gcc/common.opt: New user flag -ftree-builtin-dce.
17666 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17668 2008-05-16 David S. Miller <davem@davemloft.net>
17670 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17671 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17673 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17676 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17678 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17680 * ifcvt.c (dead_or_predicable): Rename
17681 df_simulate_one_insn_backwards to df_simulate_one_insn.
17682 * recog.c (peephole2_optimize): Ditto.
17683 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17685 * df.h: Rename df_simulate_one_insn_backwards to
17686 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17687 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17688 scanning of defs and uses.
17689 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17690 (df_simulate_one_insn_forwards): Removed.
17692 2008-05-16 Doug Kwan <dougkwan@google.com>
17694 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17696 (real_from_string): Handle NaNs and Inf as approriate.
17698 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17700 * doc/gty.texi (Source Files Containing Type Information): Note
17701 that headers should appear first in the gtfiles list.
17703 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17705 * tree.def (COND_EXEC): Properly documented this code.
17707 2008-05-16 Diego Novillo <dnovillo@google.com>
17709 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17710 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17713 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17715 * tree-ssa-dse (max_stmt_uid): Removed.
17716 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17717 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17718 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17719 * function.h (cfun.last_stmt_uid): New field.
17720 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17721 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17723 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17724 (create_stmt_ann): Initialize the ann->uid field.
17725 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17727 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17729 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17731 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17732 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17733 (init_empty_tree_cfg): Call it.
17735 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17737 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17740 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17742 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17743 * tree-dump.c (dump_options): New verbose option.
17744 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17746 * tree-pass.h (TDF_VERBOSE): New dump flag.
17747 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17748 (tree-flow.h): Added include.
17749 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17751 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17753 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17755 From Jie Zhang <jie.zhang@analog.com>
17756 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17757 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17758 mcpu=bf561-none and mcpu=bf561-0.2.
17759 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17760 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17761 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17762 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17763 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17764 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17765 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17767 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17768 (cputype_selected): Remove.
17769 (bfin_handle_option): Don't use cputype_selected.
17770 (override_options): When no mcpu option, enable all workarounds.
17771 Don't use bfin_workarounds.
17772 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17774 (DEFAULT_CPU_TYPE): Don't define.
17776 2008-05-16 Richard Guenther <rguenther@suse.de>
17778 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17779 on deletion of the last stmt.
17781 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17783 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17784 V8HImode for SSE2 and V16QImode for SSE4.1.
17786 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17788 * cgraph.h (compute_inline_parameters): Made public.
17789 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17790 variable_generate_summary, function_write_summary,
17791 variable_write_summary, variable_read_summary. Added generate_summary,
17792 write_summary, read_summary.
17793 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17794 pass_ipa_inline.function_generate_summary, to
17795 compute_inline_parameters.
17796 * ipa-inline.c (compute_inline_parameters): Made public and added
17798 (compute_inline_parameters_for_current): New function.
17799 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17800 (inline_generate_summary): Removed parameter and made to loop over
17802 (pass_ipa_inline): Updated for new IPA_PASS structure.
17803 * passes.c (execute_ipa_summary_passes): Now is called once per
17804 pass rather than once per node*pass.
17806 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17808 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17809 avr_have_mul_p, avr_asm_only_p): Remove variables.
17810 (avr_override_options): Remove initialization of removed variables.
17811 (avr_file_start): Convert removed variables to fields of
17812 'struct base_arch_s *avr_current_arch'.
17813 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17814 (AVR_HAVE_MUL): (Ditto.).
17815 (AVR_HAVE_MOVW): (Ditto.).
17816 (AVR_HAVE_LPMX): (Ditto.).
17817 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17818 avr_asm_only_p): Remove declaration.
17820 2008-05-15 Diego Novillo <dnovillo@google.com>
17822 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17823 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17825 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17827 PR middle-end/36194
17828 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17829 Don't call record_truncated_value from here.
17830 (record_truncated_value): Turn it into a for_each_rtx callback.
17831 (record_truncated_values): New function.
17832 (combine_instructions): Call note_uses with record_truncated_values.
17833 Change name of check_conversion to check_promoted_subreg.
17835 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17837 * doc/sourcebuild.texi: Document support for torture tests.
17839 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17841 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17842 to alternative 4 of operand 2.
17844 2008-05-15 Richard Guenther <rguenther@suse.de>
17846 * tree-pass.h (current_pass): Declare.
17847 (get_pass_for_id): Likewise.
17848 * passes.c (passes_by_id, passes_by_id_size): New globals.
17849 (set_pass_for_id): New function.
17850 (get_pass_for_id): Likewise.
17851 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17852 (execute_function_todo): Flush per function statistics.
17853 * toplev.c (compile_file): Init statistics.
17854 (general_init): Do early statistics initialization.
17855 (finalize): Finish statistics.
17856 * statistics.h (statistics_early_init): Declare.
17857 (statistics_init): Likewise.
17858 (statistics_fini): Likewise.
17859 (statistics_fini_pass): Likewise.
17860 (statistics_counter_event): Likewise.
17861 (statistics_histogram_event): Likewise.
17862 * statistics.c: New file.
17863 * Makefile.in (OBJS-common): Add statistics.o.
17864 (statistics.o): Add dependencies.
17865 * doc/invoke.texi (-fdump-statistics): Document.
17867 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17868 (insert): Likewise.
17869 (execute_pre): Use statistics_counter_event.
17870 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17871 (substitute_and_fold): Increment it. Use statistics_counter_event.
17873 2008-05-15 Diego Novillo <dnovillo@google.com>
17875 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17877 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17878 * tree-ssa-alias.c (new_type_alias): Remove references to
17879 sub-variables from comment.
17880 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17882 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17884 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17885 attribute to 1 only for insertps alternative.
17887 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17889 * config/bfin/bfin.md (loadbytes): New pattern.
17890 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17891 (bfin_init_builtins): Initialize it.
17892 (bdesc_1arg): Add it.
17894 2008-05-15 Sa Liu <saliu@de.ibm.com>
17896 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17897 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17898 * testsuite/lib/target-supports.exp: Add
17899 check_effective_target_fortran_integer_16.
17901 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17903 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17904 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17905 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17906 (TARGET_RETURN_IN_MEMORY): Define.
17908 2008-05-15 Richard Guenther <rguenther@suse.de>
17910 PR middle-end/36244
17911 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17912 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17913 represent unmodifiable vars.
17915 2008-05-15 Richard Guenther <rguenther@suse.de>
17917 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17918 INDIRECT_REF and TARGET_MEM_REF.
17919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17922 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17923 H.J. Lu <hongjiu.lu@intel.com>
17925 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17926 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17927 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17928 insn alternatives. Add missing alternatives.
17929 (*vec_concatv2di_rex64_sse4_1): Likewise.
17930 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17931 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17932 Require TARGET_SSE.
17934 2008-05-15 Richard Guenther <rguenther@suse.de>
17936 PR tree-optimization/36009
17937 PR tree-optimization/36204
17938 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17939 (determine_invariantness_stmt): Record the loop a store is
17940 always executed in.
17941 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17944 2008-05-15 Richard Guenther <rguenther@suse.de>
17946 PR tree-optimization/34330
17947 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17948 through the pointer will alias the SMT.
17950 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17952 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17954 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17956 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17958 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17959 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17961 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17962 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17963 (vashl_optab): New optab for vector/vector shifts.
17964 (vashr_optab): Ditto.
17965 (vlshr_optab): Ditto.
17966 (vrotl_optab): Ditto.
17967 (vrotr_optab): Ditto.
17968 (optab_subtype): New enum for optab_for_tree_code call.
17969 (optab_for_tree_code): Add enum optab_subtype argument.
17971 * optabs.c (optab_for_tree_code): Take an additional argument to
17972 distinguish between a vector shift by a scalar and vector shift by
17973 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17974 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17975 vector shift by a vector.
17976 (expand_widen_pattern_expr): Pass additional argument to
17977 optab_for_tree_code.
17979 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17980 vrotl_optab, vrotr_optab.
17982 * expr.c (expand_expr_real_1): Update calls to
17983 optab_for_tree_code to distinguish between vector shifted by a
17984 scalar and vector shifted by a vector.
17985 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17986 (supportable_narrowing_operation): Ditto.
17987 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17988 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17989 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17990 (vect_create_epilog_for_reduction): Ditto.
17991 (vectorizable_reduction): Ditto.
17992 (vectorizable_operation): Ditto.
17993 (vect_strided_store_supported): Ditto.
17994 (vect_strided_load_supported): Ditto.
17995 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17996 * expmed.c (expand_shift): Ditto.
17998 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18000 (ashr@var{m}3): Ditto.
18001 (vashl@var{m}3): Document new vector/vector shift standard name.
18002 (vashr@var{m}3): Ditto.
18003 (vlshr@var{m}3): Ditto.
18004 (vrotl@var{m}3): Ditto.
18005 (vrotr@var{m}3): Ditto.
18007 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18008 (PPERM_INVERT): Ditto.
18009 (PPERM_REVERSE): Ditto.
18010 (PPERM_REV_INV): Ditto.
18011 (PPERM_ZERO): Ditto.
18012 (PPERM_ONES): Ditto.
18013 (PPERM_SIGN): Ditto.
18014 (PPERM_INV_SIGN): Ditto.
18015 (PPERM_SRC1): Ditto.
18016 (PPERM_SRC2): Ditto.
18018 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18019 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18020 allows a memory operand to be the value being added, and split it
18021 to improve vectorization.
18022 (sse5_pmacsdqh_mem): Ditto.
18023 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18024 (sse5_mulv2div2di3_high): Ditto.
18025 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18026 (vec_pack_trunc_v4si): Ditto.
18027 (vec_pack_trunc_v2di): Ditto.
18028 (sse5_pcmov_<mode>): Remove code that tried to use use
18029 andps/andnps instead of pcmov.
18030 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18031 pmacsdqh instructions.
18032 (vec_widen_smult_lo_v4si): Ditto.
18034 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18035 (PPERM_INVERT): Ditto.
18036 (PPERM_REVERSE): Ditto.
18037 (PPERM_REV_INV): Ditto.
18038 (PPERM_ZERO): Ditto.
18039 (PPERM_ONES): Ditto.
18040 (PPERM_SIGN): Ditto.
18041 (PPERM_INV_SIGN): Ditto.
18042 (PPERM_SRC1): Ditto.
18043 (PPERM_SRC2): Ditto.
18044 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18046 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18048 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18049 says ignore whether the last reference is a memory operand.
18051 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18052 Paolo Bonzini <bonzini at gnu dot org>
18054 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18057 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18058 (vlshr<mode>3): Rename from vlshr<mode>3.
18059 (vashr<mode>3): Rename from vashr<mode>3.
18060 (mulv4sf3): Change the names of vector shift patterns.
18064 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18067 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18092 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18093 (floatunssidf2_internal): Change vector/vector shift names.
18094 (floatunsdidf2_internal): Ditto.
18101 (vashl<mode>3): Rename from ashl<mode>3.
18102 (vashr<mode>3): Rename from ashr<mode>3.
18103 (vlshr<mode>3): Rename from lshr<mode>3.
18104 (vrotl<mode>3): Rename from rotl<mode>3.
18106 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18109 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18110 multiply gives the wrong value when doing widening multiplies.
18111 (vec_widen_smult_lo_v4si): Ditto.
18113 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18115 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18116 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18117 emit_library_call_value.
18118 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18119 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18120 * calls.c (initialize_argument_information, precompute_arguments,
18121 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18122 (precompute_arguments): Removed flags parameter.
18123 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18125 2008-05-14 Richard Guenther <rguenther@suse.de>
18127 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18128 Make sure to register the store if the use is a PHI_NODE.
18130 2008-05-14 Olivier Hainque <hainque@adacore.com>
18132 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18133 memory if the component is to be referenced in BLKmode according
18134 to get_inner_reference.
18136 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18138 * calls.c (emit_library_call_value_1): Restore code clearing
18139 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18141 2008-05-14 Olivier Hainque <hainque@adacore.com>
18142 Nicolas Roche <roche@adacore.com>
18144 * configure.ac: Add support for a "gcc_subdir" variable in
18145 config-lang.in, to denote a subdirectory where the language/GCC
18146 integration files are to be found.
18147 * configure: Regenerate.
18149 2008-05-14 Ira Rosen <irar@il.ibm.com>
18151 PR tree-optimization/36098
18152 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18153 value for the first load in the group in case of a gap.
18154 (vect_build_slp_tree): Check that there are no gaps in loads.
18156 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18158 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18159 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18160 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18161 emit_insn and remove unneeded code to construct extra args.
18162 (emit_no_conflict_block): Removed.
18163 * optabls.h: (emit_no_conflict_block): Removed.
18164 * cse.c (cse_extended_basic_block): Remove search for
18165 REG_NO_CONFLICT note.
18166 * global.c: Removed incorrect comment added in revision 117.
18167 * expr.c (convert_move): Change call to emit_no_conflict_block to
18169 * recog.c: Change comments so that they do not mention
18171 * local_alloc.c (combine_regs): Removed last parameter.
18172 (no_conflict_p): Removed.
18173 (block_alloc): Removed note, no_conflict_combined_regno and set
18174 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18175 (combine_regs): Removed already_dead and code to look for
18176 REG_NO_CONFLICT notes.
18177 * lower_subreg (remove_retval_note): Removed code to look for
18178 REG_NO_CONFLICT block.
18179 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18180 (resolve_clobber): Remove code to process libcalls that have
18181 REG_NO_CONFLICT notes.
18182 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18184 * combine.c (can_combine_p, distribute_notes): Removed
18185 REG_NO_CONFLICT case.
18186 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18188 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18189 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18191 * reg-notes.def (NO_CONFLICT): Removed.
18193 2008-05-14 David S. Miller <davem@davemloft.net>
18195 * config/sparc/sparc.c (sparc_profile_hook): If
18196 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18197 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18198 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18200 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18202 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18204 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18207 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18208 and op1 expansion before vector concat to have less live pseudos.
18210 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18212 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18213 ix86_expand_vector_set if supported.
18215 2008-05-13 Diego Novillo <dnovillo@google.com>
18216 Kenneth Zadeck <zadeck@naturalbridge.com>
18218 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18220 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18221 phinodes_print_statistics, init_ssanames, fini_ssanames,
18222 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18223 release_ssa_name, release_defs, replace_ssa_name_symbol,
18224 ssanames_print_statistics): Move ...
18225 * tree-flow.h: ... here.
18226 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18227 Use FN instead of cfun.
18228 (make_ssa_name_fn): Rename from make_ssa_name.
18229 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18230 * tree-flow-inline.h (make_ssa_name): Move from
18231 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18232 * omp-low.c (expand_omp_parallel):
18233 * tree-flow-inline.h (redirect_edge_var_map_result):
18234 * tree-ssa.c (init_tree_ssa): Add argument FN.
18235 Use it instead of cfun. Update all users.
18237 2008-05-13 Tom Tromey <tromey@redhat.com>
18239 PR preprocessor/22168:
18240 * doc/cpp.texi (Top): Update menu.
18241 (Alternatives to Wrapper #ifndef): New node.
18242 (Other Directives): Document deprecation.
18243 (Obsolete Features): Remove menu.
18244 (Assertions): Merge node into Obsolete Features.
18245 (Obsolete once-only headers): Move earlier; rename to Alternatives
18246 to Wrapper #ifndef.
18247 * doc/cppopts.texi: Update.
18248 * c.opt (Wdeprecated): Enable for C and ObjC.
18249 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18250 (C++ Dialect Options): Move -Wno-deprecated from here to...
18251 (Warning Options): ... here.
18253 2008-05-13 Richard Guenther <rguenther@suse.de>
18255 PR middle-end/36227
18256 * fold-const.c (fold_sign_changed_comparison): Do not allow
18257 changes in pointer-ness.
18259 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18262 * config/sh/sh.c (sh_expand_prologue): Don't clear
18263 RTX_FRAME_RELATED_P for push insns.
18265 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18267 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18269 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18271 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18272 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18273 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18275 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18277 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18278 (*vec_concatv4sf_sse): This.
18279 (*sse2_concatv2si): Renamed to ...
18280 (*vec_concatv2si_sse2): This.
18281 (*sse1_concatv2si): Renamed to ...
18282 (*vec_concatv2si_sse): This.
18283 (*vec_concatv2di_rex): Renamed to ...
18284 (*vec_concatv2di_rex64): This.
18285 (*vec_concatv2si_sse4_1): New.
18286 (*vec_concatv2di_rex64_sse4_1): Likewise.
18288 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18290 PR rtl-optimization/36111
18291 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18292 that was created for swappable operands.
18294 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18297 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18298 * configure.ac: Add call to ACX_PROG_GNAT.
18300 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18302 * optc-gen.awk: Fix comment typo.
18304 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18306 * pretty-print.c (pp_integer_with_precision): Use
18307 HOST_LONG_LONG_FORMAT.
18309 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18311 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18313 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18315 * config/i386/i386.c (bdesc_ptest): Removed.
18316 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18317 (bdesc_args): Add __builtin_ia32_ptestz128,
18318 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18319 (ix86_init_mmx_sse_builtins): Updated.
18320 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18321 (ix86_expand_builtin): Updated.
18323 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18325 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18326 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18328 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18330 * value-prof.c (interesting_stringop_to_profile): Do not
18331 return early for BUILT_IN_MEMPCPY.
18333 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18335 * calls.c (expand_call): Don't use callgraph to increase
18336 preferred_stack_boundary.
18338 * cgraph.h (cgraph_rtl_info): Use unsigned on
18339 preferred_incoming_stack_boundary.
18341 * final.c (rest_of_clean_state): Use unsigned on
18342 preferred_stack_boundary.
18344 2008-05-09 Tom Tromey <tromey@redhat.com>
18346 PR preprocessor/22231:
18347 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18350 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18352 PR tree-optimization/36129
18353 * tree-ssa-ccp.c: Include value-prof.h.
18354 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18355 built-in function was folded to a constant.
18356 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18358 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18359 Sebastian Pop <sebastian.pop@amd.com>
18361 * tree-scalar-evolution.c: Document instantiate_scev.
18362 (instantiate_parameters_1): Renamed instantiate_scev_1.
18363 Don't use the same loop for instantiation_loop and evolution_loop.
18364 (instantiate_scev): New.
18365 (instantiate_parameters): Moved...
18366 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18367 same loop twice. Maintains the semantics for this function.
18368 * tree-scalar-evolution.h (instantiate_scev): Declare.
18369 (instantiate_parameters): ...here. Now static inline.
18370 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18371 instead of resolve_mixers.
18373 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18375 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18377 2008-05-09 Tomas Bily <tbily@suse.cz>
18379 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18380 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18381 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18382 * c-common.c (c_common_truthvalue_conversion): Likewise.
18383 * tree-object-size.c (compute_object_offset): Likewise.
18384 * tree-inline.c (estimate_num_insns_1): Likewise.
18385 * varasm.c (const_hash_1, compare_constant, copy_constant)
18386 (compute_reloc_for_constant, output_addressed_constants)
18387 (initializer_constant_valid_p): Likewise.
18388 * c-omp.c (check_omp_for_incr_expr): Likewise.
18389 * gimplify.c (gimplify_expr): Likewise.
18390 * c-typeck.c (c_finish_return): Likewise.
18391 * tree-vectorizer.c (supportable_widening_operation)
18392 (supportable_narrowing_operation): Likewise.
18393 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18394 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18395 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18396 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18397 (descr_info_loc): Likewise.
18398 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18399 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18400 (fold_unary): Likewise.
18401 * builtins.c (get_pointer_alignment): Likewise.
18402 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18403 (instantiate_parameters_1): Likewise.
18404 * tree.c (expr_align, stabilize_reference): Likewise.
18405 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18406 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18407 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18408 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18409 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18410 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18412 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18413 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18414 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18415 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18416 (forward_propagate_comparison)
18417 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18418 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18419 * emit-rtl.c (component_ref_for_mem_expr)
18420 (set_mem_attributes_minus_bitpos): Likewise.
18421 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18422 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18424 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18425 (build_function_call, pointer_diff, build_compound_expr)
18426 (c_finish_return): Likewise.
18427 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18428 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18430 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18431 * expr.c (is_aligning_offset): Likewise.
18432 * tree-ssa-alias.c (is_escape_site): Likewise.
18433 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18434 (check_all_va_list_escapes): Likewise.
18435 * tree-ssa-loop-ivopts.c (determine_base_object)
18436 (determine_common_wider_type): Likewise.
18437 * dojump.c (do_jump): Likewise.
18438 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18439 * tree-gimple.c (is_gimple_cast): Likewise.
18440 * fold-const.c (decode_field_reference, )
18441 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18442 (fold_binary): Likewise.
18443 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18444 (already_warned_in_frontend_p): Likewise.
18445 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18446 * tree.c (really_constant_p, get_unwidened): Likewise.
18447 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18448 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18449 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18451 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18453 (CONVERT_EXPR_P): Define.
18454 (CASE_CONVERT): Define.
18456 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18458 PR middle-end/36117
18459 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18460 (delete_unmarked_insns): When deleting a call, call
18461 delete_unreachable_blocks.
18462 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18463 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18465 2008-05-08 Richard Guenther <rguenther@suse.de>
18467 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18468 (-ftree-salias): Likewise.
18469 (salias-max-implicit-fields): Remove param documentation.
18470 (salias-max-array-elements): Likewise.
18471 * tree-pass.h (pass_create_structure_vars): Remove.
18472 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18473 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18474 * tree-ssa-alias.c (create_structure_vars): Remove.
18475 (gate_structure_vars): Likewise.
18476 (pass_create_structure_vars): Likewise.
18477 (gate_build_alias): Likewise.
18478 (pass_build_alias): Adjust to run always and dump the function.
18479 * common.opt (ftree-salias): Hide.
18480 * passes.c (init_optimization_passes): Remove
18481 pass_create_structure_vars, adjust comment.
18482 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18483 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18484 * opts.c (decode_options): Do not set flag_tree_salias.
18485 (common_handle_option): Add OPT_ftree_salias to the backward
18486 compatibility section.
18488 2008-05-08 Richard Guenther <rguenther@suse.de>
18490 * tree-flow-inline.h (var_can_have_subvars): Move ...
18491 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18492 * tree-flow.h (var_can_have_subvars): Remove.
18493 (push_fields_onto_fieldstack): Remove.
18494 (sort_fieldstack): Likewise.
18495 (struct fieldoff): Move ...
18496 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18497 alias_set and base_for_components fields.
18498 (sort_fieldstack): Make static.
18499 (push_fields_onto_fieldstack): Likewise. Remove code that
18500 handles anything but RECORD_TYPEs. Remove alias_set and
18501 base_for_components handling.
18502 (create_variable_info_for): Adjust.
18504 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18506 * common.opt (Wframe-larger-than=): Shorten the help message
18508 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18510 2008-05-08 Rafael Espíndola <espindola@google.com>
18512 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18514 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18515 trap and that both operands are gimple values.
18516 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18517 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18520 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18522 * read-rtl.c (join_c_conditions): Return the first string if the
18523 two strings are equal.
18525 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18527 * gensupport.h (pred_data): Add a "num_codes" field.
18528 (add_predicate_code): Declare.
18529 * gensupport.c (add_predicate_code): New function.
18530 (std_pred_table): Add an "allows_const_p" field.
18531 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18532 Remove the (incomplete) list of such codes from the codes field.
18533 (init_predicate_table): Use add_predicate_code. Add all
18534 RTX_CONST_OBJs if allows_const_p is true.
18535 * genrecog.c (process_define_predicate): Use add_predicate_code.
18537 2008-05-08 David Daney <ddaney@avtrex.com>
18538 Richard Sandiford <rsandifo@nildram.co.uk>
18540 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18541 special case of constant zero operands.
18542 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18543 old and new values. Special case constant zero values.
18544 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18546 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18547 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18549 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18552 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18553 similar RTX_CONST_OBJ before CONST_INT.
18555 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18557 * stmt.c (expand_stack_restore): Change sa mode if needed.
18559 2008-05-08 Richard Guenther <rguenther@suse.de>
18561 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18562 return type to bool.
18563 (ix86_sol10_return_in_memory): Likewise.
18564 (ix86_i386elf_return_in_memory): Likewise.
18565 (ix86_i386interix_return_in_memory): Likewise.
18566 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18567 (ix86_sol10_return_in_memory): Likewise.
18568 (ix86_i386elf_return_in_memory): Likewise.
18569 (ix86_i386interix_return_in_memory): Likewise.
18571 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18574 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18576 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18577 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18580 2008-05-08 Richard Guenther <rguenther@suse.de>
18582 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18583 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18584 (DR_SUBVARS): Remove.
18585 * tree-dfa.c (dump_subvars_for): Remove.
18586 (debug_subvars_for): Likewise.
18587 (dump_variable): Do not dump subvars.
18588 (remove_referenced_var): Do not remove subvars.
18589 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18590 (lookup_subvars_for_var): Remove.
18591 (get_subvars_for_var): Likewise.
18592 (get_subvars_at): Likewise.
18593 (get_first_overlapping_subvar): Likewise.
18594 (overlap_subvar): Likewise.
18595 * tree-flow.h (subvar_t): Remove.
18596 (struct var_ann_d): Remove subvars field.
18597 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18598 argument. Remove special handling of SFTs.
18599 (compute_tag_properties): Likewise.
18600 (set_initial_properties): Likewise.
18601 (compute_call_clobbered): Likewise.
18602 (count_mem_refs): Likewise.
18603 (compute_memory_partitions): Likewise.
18604 (compute_flow_insensitive_aliasing): Likewise.
18605 (setup_pointers_and_addressables): Likewise.
18606 (new_type_alias): Likewise.
18607 (struct used_part): Remove.
18608 (used_portions): Likewise.
18609 (struct used_part_map): Likewise.
18610 (used_part_map_eq): Likewise.
18611 (used_part_map_hash): Likewise.
18612 (free_used_part_map): Likewise.
18613 (up_lookup): Likewise.
18614 (up_insert): Likewise.
18615 (get_or_create_used_part_for): Likewise.
18616 (create_sft): Likewise.
18617 (create_overlap_variables_for): Likewise.
18618 (find_used_portions): Likewise.
18619 (create_structure_vars): Likewise.
18620 * tree.def (STRUCT_FIELD_TAG): Remove.
18621 * tree.h (MTAG_P): Adjust.
18622 (struct tree_memory_tag): Remove base_for_components and
18623 unpartitionable flags.
18624 (struct tree_struct_field_tag): Remove.
18625 (SFT_PARENT_VAR): Likewise.
18626 (SFT_OFFSET): Likewise.
18627 (SFT_SIZE): Likewise.
18628 (SFT_NONADDRESSABLE_P): Likewise.
18629 (SFT_ALIAS_SET): Likewise.
18630 (SFT_UNPARTITIONABLE_P): Likewise.
18631 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18632 (union tree_node): Remove sft field.
18633 * alias.c (get_alias_set): Remove special handling of SFTs.
18634 * print-tree.c (print_node): Remove handling of SFTs.
18635 * tree-dump.c (dequeue_and_dump): Likewise.
18636 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18637 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18638 * tree-predcom.c (set_alias_info): Do not set subvars.
18639 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18640 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18641 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18642 (add_vars_for_offset): Remove.
18643 (add_virtual_operand): Remove special handling of SFTs.
18644 (add_call_clobber_ops): Likewise.
18645 (add_call_read_ops): Likewise.
18646 (get_asm_expr_operands): Likewise.
18647 (get_modify_stmt_operands): Likewise.
18648 (get_expr_operands): Likewise.
18649 (add_to_addressable_set): Likewise.
18650 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18651 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18652 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18653 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18654 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18655 (tree_node_structure): Likewise.
18656 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18658 (find_what_p_points_to): Likewise.
18660 2008-05-08 Sa Liu <saliu@de.ibm.com>
18662 * config/spu/spu.md: Fixed subti3 pattern.
18664 2008-05-08 Richard Guenther <rguenther@suse.de>
18666 PR middle-end/36154
18667 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18668 sure to create a representative for trailing arrays for PTA.
18670 2008-05-08 Richard Guenther <rguenther@suse.de>
18672 PR middle-end/36172
18673 * fold-const.c (operand_equal_p): Two objects which types
18674 differ in pointerness are not equal.
18676 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18678 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18679 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18680 (emit_library_call_value_1): Add new variable fndecl initialized by
18681 NULL_TREE. It should be the decl type of orgfun, but this information
18682 seems not to be available here, so it uses the default calling abi.
18683 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18684 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18685 by TARGET_RETURN_IN_MEMORY.
18686 * config/i386/i386-interix.h: Likewise.
18687 * config/i386/i386.h: Likewise.
18688 * config/i386/i386elf.h: Likewise.
18689 * config/i386/ptx4-i.h: Likewise.
18690 * config/i386/sol2-10.h: Likewise.
18691 * config/i386/sysv4.h: Likewise.
18692 * config/i386/vx-common.h: Likewise.
18693 * config/cris/cris.h: Removed #if 0 clause.
18694 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18695 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18697 (ix86_sol10_return_in_memory): Likewise.
18698 (ix86_i386elf_return_in_memory): New.
18699 (ix86_i386interix_return_in_memory): New.
18700 * config/mt/mt-protos.h (mt_return_in_memory): New.
18701 * config/mt/mt.c: Likewise.
18702 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18703 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18704 * config/bfin/bfin.h: Likewise.
18705 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18707 * config/bfin/bfin.c: Likewise.
18708 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18709 * config/alpha/unicosmk.h: Likewise.
18710 * config/i386/cygming.h: Likewise.
18711 * config/iq2000/iq2000.h: Likewise.
18712 * config/mips/mips.h: Likewise.
18713 * config/mn10300/mn10300.h: Likewise.
18714 * config/rs6000/rs6000.h: Likewise.
18715 * config/score/score.h: Likewise.
18716 * config/spu/spu.h: Likewise.
18717 * config/v850/v850.h: Likewise.
18718 * defaults.h: Likewise.
18719 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18720 * expr.c (emit_block_move): Adjust use of
18721 OUTGOING_REG_PARM_STACK_SPACE.
18722 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18723 OUTGOING_REG_PARM_STACK_SPACE.
18724 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18726 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18728 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18729 on OMP_RETURN for OMP_FOR.
18732 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18733 (fortran_common): New function.
18734 (gen_variable_die): Call fortran_common instead of common_check,
18735 adjust for it returning tree instead of rtx. Formatting.
18737 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18741 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18742 * c-decl.c (merge_decls): Ditto.
18743 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18744 to RTL_CONST_OR_PURE_CALL_P.
18745 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18746 Initialized DECL_LOOPING_CONST_PURE.
18747 (process_call_operands): Set tree_side_effects properly.
18748 * tree.h (TREE_READONLY_DECL_P): Removed.
18749 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18750 (DECL_LOOPING_OR_CONST_P): New macro.
18751 (struct tree_function_decl): Added looping_const_or_pure_p.
18752 (ECF_*) Renumbered.
18753 (ECF_LOOPING_OR_CONST_P): New macro.
18754 * rtlanal.c (pure_const_p): Removed.
18755 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18756 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18757 to RTL_CONST_CALL_P.
18758 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18759 (check_decl, check_tree, check_call, scan_function): Initialize
18761 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18762 (static_execute): Set looping true for recursive functions.
18763 Undo setting state to IPA_NEITHER for recursive functions.
18764 * cse.c (cse_insn):
18765 * ifcvt.c (noce_can_store_speculate_p): Changed
18766 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18767 RTL_CONST_OR_PURE_CALL_P.
18768 * dse.c (scan_insn): Ditto.
18769 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18770 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18771 RTL_CONST_OR_PURE_CALL_P.
18772 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18773 pure_call_p to RTL_CONST_CALL_P.
18774 * gimplify.c (gimplify_call_expr): Clear side effects for
18775 non-looping pure and constant calls.
18776 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18777 (flags_from_decl_or_type): Set ecf flags from decl flags.
18778 (initialize_argument_information): Turn off
18779 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18780 Change const to pure if callee_copies is true rather than just
18782 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18783 way of marking pure calls.
18784 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18785 Remove hack that was supposed to fix pr7335 and remove old
18786 way of marking pure calls.
18787 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18788 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18789 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18790 RTL_CONST_OR_PURE_CALL_P.
18791 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18792 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18793 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18794 * sched-deps.c (schedule_analyze): Ditto.
18795 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18796 return_val field of calls to represent pure and const function info.
18797 (CONST_OR_PURE_CALL_P): Deleted macro.
18798 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18799 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18800 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18802 * tree-optimize.c (execute_fixup_cfg): Added test for
18803 ECF_LOOPING_CONST_OR_PURE.
18804 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18806 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18807 effects for looping pure or const calls.
18808 (verify_gimple_expr): Added verification code.
18809 * config/alpha/alpha.c (alpha_legitimize_address,
18810 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18812 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18813 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18814 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18815 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18816 RTL_CONST_OR_PURE_CALL_P.
18817 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18818 and const calls to be deleted.
18820 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18823 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18824 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18825 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18826 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18827 to handle nonimmediate operands.
18828 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18829 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18830 to handle nonimmediate operands.
18831 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18832 (mmx_pmulhrwv4hi3): New expander. Use
18833 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18834 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18835 (sse2_umulv1siv1di3): New expander. Use
18836 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18837 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18838 (mmx_eq<mode>3): New expander. Use
18839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18840 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18841 (mmx_uavgv8qi3): New expander. Use
18842 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18843 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18844 (mmx_uavgv4hi3): New expander. Use
18845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18847 * config/i386/sse.md
18848 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18849 to handle nonimmediate operands.
18850 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18851 to handle nonimmediate operands.
18852 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18853 to handle nonimmediate operands.
18854 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18855 to handle nonimmediate operands.
18856 (sse2_unpckhpd_exp): New expander. Use
18857 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18858 (sse2_unpcklpd_exp): New expander. Use
18859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18860 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18861 to handle nonimmediate operands.
18862 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18863 to handle nonimmediate operands.
18864 (*sse2_<plusminus_insn><mode>3): Rename from
18865 sse2_<plusminus_insn><mode>3 insn pattern.
18866 (sse2_<plusminus_insn><mode>3): New expander. Use
18867 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18868 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18869 (sse2_umulv2siv2di3): New expander. Use
18870 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18871 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18872 (sse4_1_mulv2siv2di3): New expander. Use
18873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18874 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18875 (sse2_pmaddwd): New expander. Use
18876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18877 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18878 (sse2_eq<mode>3): New expander. Use
18879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18880 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18881 (sse4_1_eqv2di3): New expander. Use
18882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18883 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18884 (sse2_uavgv16qi3): New expander. Use
18885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18886 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18887 (sse2_uavgv16qi3): New expander. Use
18888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18889 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18890 (sse2_uavgv8hi3): New expander. Use
18891 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18892 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18893 (ssse3_pmulhrswv8hi3): New expander. Use
18894 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18895 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18896 (ssse3_pmulhrswv4hi3): New expander. Use
18897 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18899 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18900 (<sse>_vmmul<mode>3): Ditto.
18901 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18903 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18904 (ssse3_pmaddubsw): Ditto.
18906 * config/i386/i386.c (struct_builtin_description)
18907 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18908 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18909 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18910 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18911 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18912 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18913 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18914 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18915 (ix86_fixup_binary_operands): Assert that src1
18916 and src2 must have the same mode when swapped.
18917 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18918 and ix86_binary_operator_ok. Do not force operands in registers
18921 2008-05-07 Jan Hubicka <jh@suse.cz>
18923 * cgraph.c (dump_cgraph_node): Update.
18924 * cgraph.h (cgraph_local_info): Break out inline summary.
18925 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18927 * ipa-inline (inline_summary): New accestor function.
18928 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18929 cgraph_decide_inlining, compute_inline_parameters): Update.
18930 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18932 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18934 Cleanup ColdFire scheduling support and add V4 pipeline model.
18936 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18937 (define_attr cpu): Add cfv4 value.
18938 (define_attr type, define_attr type1): Merge into a single 'type'
18939 attribute. Update all uses.
18940 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18941 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18943 (define_attr opx_mem, define_attr opy_mem): Remove.
18944 (define_attr op_mem): Clean up, update comment.
18945 (define_attr size): Use specific values instead of general int.
18946 (define_attr guess, define_attr split): Remove. Update all uses.
18947 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18948 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18949 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18950 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18951 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18952 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18953 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18954 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18955 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18956 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18957 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18958 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18959 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18960 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18961 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18962 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18963 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18964 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18965 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18966 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18967 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18968 Update or set attributes.
18969 (stack_tie): New fake instruction.
18971 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18972 (m68k_sched_attr_size): Update declaration.
18973 (m68k_sched_attr_type2): Remove.
18974 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18975 Declare new bypass predicates.
18977 * config/m68k/m68k.c (m68k_sched_issue_rate,
18978 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18980 (TARGET_SCHED_ISSUE_RATE,
18981 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18982 (override_options): Handle scheduling for ColdFire V4 core.
18983 (m68k_expand_prologue): Emit stack_tie.
18984 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18985 'OP_TYPE_FPN'. Update all uses.
18986 (sched_guess_p): Remove.
18987 (sched_address_type): Handle symbolic addresses.
18988 (sched_get_operand): New static function.
18989 (sched_operand_type): Merge into sched_attr_op_type.
18990 (sched_attr_op_type): Handle FP registers, handle quick constants,
18992 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18993 (m68k_sched_attr_size): Update. Move logic to ...
18994 (sched_get_attr_size_int): New static function.
18995 (sched_get_opxy_mem_type): New static function.
18996 (m68k_sched_attr_op_mem): Update.
18997 (m68k_sched_attr_type2): Remove.
18998 (sched_cfv4_bypass_data): New static variable.
18999 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19000 (m68k_sched_issue_rate): Implement scheduler hook.
19001 (struct _sched_ib: enabled_p): New field.
19002 (m68k_sched_variable_issue): Update. Handle V4.
19003 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19004 sched_dump_class_func_t, sched_dump_split_class,
19005 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19006 sched_dump_dfa_class, m68k_sched_dump): Remove.
19007 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19009 (m68k_sched_init_global): Remove statisctics dumping, introduce
19010 sanity check that all instructions have pipeline reservations. Handle
19012 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19013 Handle ColdFire V4 core.
19014 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19015 New static functions.
19016 (m68k_sched_address_bypass_p): New bypass predicate.
19017 (sched_get_indexed_address_scale): New static function.
19018 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19020 * cf.md: Update comments.
19021 (define_attr type2): Remove. Use 'type' attribute instead.
19023 (cf_ib): Rename to cfv123_ib. Update all uses.
19024 (cf_oep): Rename to cfv123_oep. Update all uses.
19025 (cf_chr): Rename to cfv123_chr. Update all uses.
19026 (cf_mem): Rename to cfv123_mem. Update all uses.
19027 (cf_mac): Move to more appropriate place.
19028 (cfv123_guess): New automaton and cpu_unit.
19029 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19030 Update uses of 'size' attribute. Handle before reload scheduling.
19031 (cfv123_guess): New dummy reservation for unhandled instructions.
19032 (cfv4_*): Pipeline description of ColdFire V4 core.
19033 (ignore): New reservation to handle 'ignore' type.
19035 2008-05-07 Ian Lance Taylor <iant@google.com>
19037 PR middle-end/36013
19038 * gimplify.c (find_single_pointer_decl_1): Don't look through
19040 (find_single_pointer_decl): Adjust comments.
19042 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19044 PR middle-end/36137
19045 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19046 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19048 PR middle-end/36106
19049 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19050 integral type rather than floating point, then VIEW_CONVERT_EXPR
19051 to the floating point type.
19053 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19055 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19056 TFmode op0 to register.
19058 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19060 * c-decl.c (grokdeclarator): Comment typo.
19062 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19064 * tree-flow.h: Remove prototype for computed_goto_p.
19065 * tree-cfg.c (computed_goto_p): Make static.
19067 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19070 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19071 (contains_aligned_value_p): This. Handle _Decimal128.
19072 (ix86_function_arg_boundary): Only align _Decimal128 to its
19073 natural boundary and handle it properly.
19075 2008-05-06 Martin Jambor <mjambor@suse.cz>
19077 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19078 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19079 (ipcp_method_set_orig_node): Removed.
19080 (ipcp_cval_get_cvalue_type): Removed.
19081 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19082 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19083 (ipcp_cval_set_cvalue_type): Removed.
19084 (ipcp_cval_get_cvalue): Removed.
19085 (ipcp_cval_set_cvalue): Removed.
19086 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19087 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19088 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19089 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19090 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19091 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19092 (ipcp_get_ith_lattice): Changed parameters.
19093 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19094 (ipcp_lattice_from_jfunc): Changed parameters.
19095 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19096 (ipcp_method_cval_print): Added temporary variable info.
19097 (ipcp_redirect): Removed already unused local variable caller.
19098 (ipcp_redirect): New temporary variable orig_callee_info
19099 (ipcp_redirect): Removed newly unused local variable callee.
19100 (ipcp_redirect): Removed (a bit confusing) local variable type.
19101 (ipcp_insert_stage): Added local variable info.
19102 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19104 (ipcp_formal_create): Removed.
19105 (ipcp_method_cval_set): Removed.
19106 (ipcp_propagate_stage): Renamed lattice variables.
19107 (ipcp_method_cval_set_cvalue_type): Removed.
19108 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19109 (ipcp_print_all_lattices): Changed printed strings to refer to
19110 lattices rather than cvals.
19111 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19112 (ipcp_propagate_const): Changed formal parameters.
19113 (build_const_val): Changed formal parameters.
19114 (ipcp_insert_stage): Removed useless variable cvalue
19115 (build_const_val): Changed formal parameters.
19116 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19117 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19118 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19119 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19120 (ipcp_print_func_profile_counts): Changed string from "method" to
19122 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19123 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19124 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19125 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19126 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19127 (ipcp_lat_is_const): Changed parameters and made inline.
19128 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19129 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19130 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19131 the predicate condition directly
19132 (ipcp_propagate_stage): Added local variable args. Removed local
19133 variable callee. (Both are mere code simplifications.)
19134 (ipcp_method_dont_insert_const): Renamed to
19135 ipcp_node_not_modifiable_p.
19136 (ipcp_node_not_modifiable_p): Made inline.
19137 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19138 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19139 (ipcp_print_all_lattices): Removed variable cvalue
19140 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19143 2008-05-06 Olivier Hainque <hainque@adacore.com>
19145 * tree-sra.c (try_instantiate_multiple_fields): Early return
19146 if field has POINTER_TYPE.
19148 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19150 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19151 by using 'q' specifier for instruction.
19152 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19154 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19156 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19157 Change mode of zero_extract from QImode to HImode.
19158 (sign bit tests peepholes): (Ditto.).
19160 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19162 * config/i386/mmx.md: Remove double backslashes from asm templates.
19163 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19164 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19165 to handle nonimmediate operands.
19166 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19167 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19168 to handle nonimmediate operands.
19169 (*mmx_<code>v2sf3_finite): New insn pattern.
19170 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19171 (mmx_<code>v2sf3): New expander. Use
19172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19173 (mmx_<plusminus_insn><mode>3): New expander. Use
19174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19175 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19176 (mmx_add<mode>3): Removed.
19177 (mmx_ssadd<mode>3): Ditto.
19178 (mmx_usadd<mode>3): Ditto.
19179 (mmx_sub<mode>3): Ditto.
19180 (mmx_sssub<mode>3): Ditto.
19181 (mmx_ussub<mode>3): Ditto.
19182 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19183 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19184 to handle nonimmediate operands.
19185 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19187 (mmx_smulv4hi3_highpart): New expander. Use
19188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19189 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19191 (mmx_umulv4hi3_highpart): New expander. Use
19192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19193 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19194 (mmx_<code>v4hi3): New expander. Use
19195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19196 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19197 (mmx_<code>v8qi3): New expander. Use
19198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19199 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19200 (mmx_<code><mode>3): New expander. Use
19201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19203 2008-05-05 Jan Hubicka <jh@suse.cz>
19205 PR tree-optimization/36118
19206 * passes.c (pass_init_dump_file): Fix dump header.
19208 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19210 PR middle-end/36141
19211 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19212 VCE for function decls.
19214 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19216 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19218 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19220 * config/i386/i386.md (sat_plusminus): New.
19221 (plusminus_insn): Likewise.
19222 (plusminus_mnemonic): Likewise.
19224 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19225 (*<addsub><mode>3_cc_overflow): Renamed to ...
19226 (*<plusminus_insn><mode>3_cc_overflow): This.
19227 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19228 (*<plusminus_insn>si3_zext_cc_overflow): This.
19230 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19231 (<plusminus_insn><mode>3): This.
19232 (*<addsub><mode>3): Renamed to ...
19233 (*<plusminus_insn><mode>3): This.
19234 (<sse>_vm<addsub><mode>3): Renamed to ...
19235 (<sse>_vm<plusminus_insn><mode>3): This.
19236 (sse3_h<addsub>v4sf3): Renamed to ...
19237 (sse3_h<plusminus_insn>v4sf3): This.
19238 (sse3_h<addsub>v2df3): Renamed to ...
19239 (sse3_h<plusminus_insn>v2df3): This.
19240 (<plusminus_insn><mode>3): New.
19241 (*<plusminus_insn><mode>3): Likewise.
19242 (sse2_<plusminus_insn><mode>3): Likewise.
19243 (add<mode>): Removed.
19244 (*add<mode>3): Likewise.
19245 (sse2_ssadd<mode>3): Likewise.
19246 (sse2_usadd<mode>3): Likewise.
19247 (sub<mode>3): Likewise.
19248 (*sub<mode>3): Likewise.
19249 (sse2_sssub<mode>3): Likewise.
19250 (sse2_ussub<mode>3): Likewise.
19252 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19254 * gthr-single.h: Add in required interface elements as per gthr.h.
19255 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19256 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19257 Generalize UNUSED macro.
19258 (__gthread_once): Add.
19259 (__gthread_key_create): Add.
19260 (__gthread_key_delete): Add.
19261 (__gthread_getspecific): Add.
19262 (__gthread_setspecific): Add.
19264 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19267 the same size types for the indirect reference on the rhs, then
19270 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19272 * config/i386/i386.md
19273 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19274 one insn template instead of template series.
19275 (*xordi_1_rex64): Ditto.
19276 (*xordi_2_rex64): Ditto.
19278 2008-05-05 Ira Rosen <irar@il.ibm.com>
19280 PR tree-optimization/36119
19281 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19284 2008-06-04 Jan Hubicka <jh@suse.cz>
19286 tree-optimization/36100
19287 * tree-pass.h (pass_O0_always_inline): Declare.
19288 * ipa-inline.c (inline_transform): Remove dead code.
19289 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19290 pass_O0_always_inline): New.
19291 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19293 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19295 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19296 mnemonic in this_param move for TARGET_64BIT.
19298 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19300 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19301 (*strmovsi_rex_1): Ditto.
19302 (*strsetsi_1): Ditto.
19303 (*strsetsi_rex_1): Ditto.
19305 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19306 adddicc expanders using SWI mode iterator.
19308 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19311 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19314 2008-05-04 David S. Miller <davem@davemloft.net>
19316 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19317 (sparc*-*-linux*): Use linux.h in tm_file.
19318 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19319 compiler defaulting to 32-bit.
19320 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19322 * config/sparc/linux.h: Remove definitions now obtained
19323 properly from linux.h
19324 * config/sparc/linux64.h: Likewise.
19325 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19326 don't want this setting for 32-bit builds in a biarch compiler.
19327 * doc/install.texi: Add sparc-linux to list of targets
19328 supporting --enable-targets=all.
19330 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19332 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19334 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19336 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19337 after V4SI_FTYPE_V8HI.
19338 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19339 case V4SI_FTYPE_V2DF.
19341 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19343 * doc/invoke.texi (max-flow-memory-locations): Removed.
19344 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19346 2008-05-03 Richard Guenther <rguenther@suse.de>
19348 PR middle-end/34973
19349 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19351 2008-05-02 David S. Miller <davem@davemloft.net>
19353 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19355 2008-05-02 Simon Baldwin <simonb@google.com>
19358 * c-common.h (warn_array_subscript_range): Removed.
19359 * c-common.c (warn_array_subscript_range): Ditto.
19360 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19361 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19363 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19365 * config/i386/i386.c (ix86_special_builtin_type): New.
19366 (bdesc_special_args): Likewise.
19367 (ix86_expand_special_args_builtin): Likewise.
19368 (ix86_init_mmx_sse_builtins): Updated.
19369 (ix86_expand_builtin): Updated.
19370 (ix86_expand_store_builtin): Removed.
19371 (ix86_expand_unop_builtin): Likewise.
19373 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19374 * config/i386/mmintrin.h (__v2sf): Here.
19376 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19378 (_mm_loadl_pi): Likewise.
19379 (_mm_storeh_pi): Replace __v2si with __v2sf.
19380 (_mm_storel_pi): Likewise.
19382 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19383 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19384 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19385 __builtin_ia32_loadlpd.
19387 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19389 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19390 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19391 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19392 (ix86_init_mmx_sse_builtins): Updated.
19393 (ix86_expand_args_builtin): Likewise.
19394 (ix86_expand_builtin): Likewise.
19395 (ix86_expand_unop1_builtin): Renamed to ...
19396 (ix86_expand_unop_vec_merge_builtin): This.
19398 2008-05-01 Jan Hubicka <jh@suse.cz>
19401 * ipa-inline.c (inline_generate_summary): Make static.
19402 (inline_transform): Do not call inlining at -O0; make static.
19403 * passes.c (execute_todo): Add sanity check.
19404 (execute_one_ipa_transform_pass): Execute proper flags.
19406 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19408 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19409 (DECL_NONADDRESSABLE_P): Likewise.
19410 * alias.c (record_component_aliases): Fix comment.
19412 2008-05-01 Simon Baldwin <simonb@google.com>
19414 * c-common.h (warn_array_subscript_range): New function.
19415 * c-common.c (warn_array_subscript_range): Ditto.
19416 * tree-vrp.c (check_array_ref): Corrected code to agree with
19417 comment, ignoring only arrays of size 0 or size 1.
19418 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19420 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19422 * config/i386/i386.c (ix86_builtin_type): Replace
19423 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19424 (bdesc_args): Updated.
19425 (ix86_init_mmx_sse_builtins): Likewise.
19426 (ix86_expand_args_builtin): Likewise.
19428 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19431 * doc/extend.texi: Correct __builtin_ia32_palignr.
19433 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19436 * config/i386/i386.c (bdesc_crc32): Removed.
19437 (ix86_expand_crc32): Likewise.
19438 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19439 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19440 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19441 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19442 UINT_FTYPE_UINT_UCHAR.
19443 (bdesc_args): Updated. Add crc32 builtins.
19444 (ix86_init_mmx_sse_builtins): Updated.
19445 (ix86_expand_args_builtin): Updated to support subreg.
19447 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19449 2008-05-01 Jan Hubicka <jh@suse.cz>
19451 * tree-pass.h (opt_pass): Add IPA_PASS.
19452 (varpool_node, cgraph_node): Forward declare.
19453 (ipa_opt_pass): Define.
19454 (pass_ipa_inline): Turn into ipa_opt_pass.
19455 (pass_apply_inline): Remove.
19456 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19457 (apply_inline): Turn into ....
19458 (inline_transform): ... this one.
19459 (inline_generate_summary): New function.
19460 (pass_apply_inline): Remove.
19461 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19463 (struct function): Add ipa_transforms_to_apply.
19464 * passes.c (register_one_dump_file): Work on IPA_PASS.
19465 (init_optimization_passes): Remove pass_inline_parameters and
19467 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19468 (execute_one_pass) ... here; apply transforms when possible.
19469 (add_ipa_transform_pass, execute_ipa_summary_asses,
19470 execute_one_ipa_transform_pass): New.
19471 (execute_ipa_pass_list): Update for IPA_PASS type.
19473 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19475 * config/i386/i386.c (ix86_builtin_type): Add
19476 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19477 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19478 (bdesc_args): Add SSE4a builtins.
19479 (ix86_init_mmx_sse_builtins): Updated.
19480 (ix86_expand_args_builtin): Likewise.
19481 (ix86_expand_builtin): Likewise.
19483 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19485 * config/i386/i386.c (ix86_builtin_type): Add
19486 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19487 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19488 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19489 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19490 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19491 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19492 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19493 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19494 and DI_FTYPE_DI_DI_INT.
19495 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19496 (ix86_init_mmx_sse_builtins): Updated.
19497 (ix86_expand_args_builtin): Likewise.
19498 (ix86_expand_builtin): Likewise.
19499 (ix86_expand_binop_imm_builtin): Removed.
19501 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19503 2008-04-30 Richard Guenther <rguenther@suse.de>
19505 PR tree-optimization/32921
19506 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19508 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19510 * config/arm/arm.c (arm_unwind_emit): Use
19511 crtl->all_throwers_are_sibcalls instead of
19512 cfun->all_throwers_are_sibcalls.
19513 (arm_output_fn_unwind): Likewise.
19514 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19515 instead of cfun->uses_pic_offset_table.
19516 (frv_expand_prologue): Likewise.
19517 (frv_frame_pointer_required): Likewise.
19518 (frv_expand_fdpic_call): Likewise.
19519 (frv_emit_movsi): Likewise.
19520 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19521 cfun->returns_pcc_struct instead of
19522 current_function_returns_pcc_struct.
19523 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19524 instead of cfun->calls_eh_return.
19525 (m32c_pushm_popm): Likewise.
19526 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19527 "extern" declaration.
19529 2008-04-30 Richard Guenther <rguenther@suse.de>
19531 PR tree-optimization/21636
19532 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19534 (evaluate_stmt): Print the likely value.
19535 (ccp_visit_stmt): Avoid excessive vertical spacing.
19537 2008-04-30 Rafael Espíndola <espindola@google.com>
19539 * builtins.c (fold_call_expr): Return realret.
19540 * tree-ssa-threadedge.c
19541 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19542 __builtin_object_size.
19544 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19546 * gcc.c (wrapper_string): New variable.
19547 (insert_wrapper): New function.
19548 (execute): New option -wrapper.
19549 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19551 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19553 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19554 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19555 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19557 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19558 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19559 config/rs6000/e500crtres64gprctr.asm,
19560 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19561 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19562 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19563 config/rs6000/e500crtsav64gprctr.asm,
19564 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19565 config/rs6000/e500crtsavg64gprctr.asm: New files.
19566 * config/rs6000/t-ppccomm: Add build rules for new files.
19567 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19568 * config/rs6000/t-netbsd: Add build rules for new files.
19569 (LIB2FUNCS_STATIC_EXTRA): New variable.
19570 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19571 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19572 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19574 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19576 * config/i386/i386.c (ix86_builtin_type): Add
19577 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19578 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19579 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19580 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19581 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19582 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19583 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19584 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19585 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19586 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19587 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19588 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19589 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19590 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19591 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19592 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19593 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19594 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19595 V1DI_FTYPE_V2SI_V2SI.
19596 (bdesc_2arg): Moved to ...
19597 (bdesc_args): Here.
19598 (ix86_init_mmx_sse_builtins): Updated.
19599 (ix86_expand_args_builtin): Updated. Take a pointer
19600 to const struct builtin_description. Handle comparison
19602 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19603 (ix86_expand_builtin): Updated.
19605 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19606 (ssse3_pmaddubsw128): This.
19607 (ssse3_pmaddubswv4hi3): Renamed to ...
19608 (ssse3_pmaddubsw): This.
19610 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19611 (__builtin_ia32_packssdw128): Likewise.
19612 (__builtin_ia32_packuswb128): Likewise.
19613 (__builtin_ia32_pmaddubsw): Likewise.
19614 (__builtin_ia32_pmaddubsw128): Likewise.
19616 2008-04-30 Richard Guenther <rguenther@suse.de>
19618 PR tree-optimization/14847
19619 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19620 (recognize_bits_test): Use it.
19621 (recognize_single_bit_test): Likewise.
19623 2008-04-30 Martin Jambor <mjambor@suse.cz>
19625 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19626 instead of setting number of formal parameters to zero.
19627 (ipcp_init_stage): Do not set the number of actual parameters to zero
19629 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19630 which are called with variable number of arguments.
19631 (ipcp_insert_stage): Explicitely skipping all nodes which are
19632 called with variable number of arguments.
19633 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19634 number of parameters.
19636 * ipa-prop.h (struct ipa_node_params): Added flag
19637 called_with_var_arguments
19638 (ipa_set_param_count): Added. Changed sole setter to use it.
19639 (ipa_get_param_count): Added. All readers of param_count
19640 converted to use it instead.
19641 (ipa_set_called_with_variable_arg): Added.
19642 (ipa_is_called_with_var_arguments): Added.
19643 (ipa_get_ith_param): Added. All readers of param_decls converted
19645 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19647 (ipa_get_cs_argument_count): Added, all readers of argument_count
19649 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19652 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19653 (struct ipcp_lattice): Renamed cval_type to type
19654 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19656 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19657 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19658 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19659 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19660 (build_const_val): Changed the type of parameter cvalue to tree
19661 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19662 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19664 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19667 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19668 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19669 (ipa_add_method): Renamed to ipa_push_func_to_list
19670 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19671 (ipa_callsite_param_count): Removed.
19672 (ipa_callsite_param_count_set): Removed.
19673 (ipa_callsite_param): Removed.
19674 (ipa_callsite_callee): Removed.
19675 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19676 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19677 (ipa_method_formal_count): Removed.
19678 (ipa_method_formal_count_set): Removed.
19679 (ipa_method_get_tree): Removed.
19680 (ipa_method_tree_map_create): Removed.
19681 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19682 (ipa_create_param_decls_array): Creates the array itself
19683 (ipa_create_param_decls_array): Temporary variable info instead of
19684 a few dereferences.
19685 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19686 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19687 (get_type): Removed.
19688 (ipa_jf_get_info_type): Removed.
19689 (ipa_node_create): Renamed to ipa_create_node_params
19690 (ipa_free): Renamed to ipa_free_all_node_params
19691 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19692 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19693 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19694 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19695 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19696 ipa_free_all_edge_args
19697 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19698 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19699 (ipa_create_methodlist_node): Removed.
19700 (ipa_methodlist_method): Removed.
19701 (ipa_methodlist_method_set): Removed.
19702 (ipa_methodlist_next_method): Removed.
19703 (ipa_methodlist_next_method_set): Removed.
19704 (ipa_method_is_modified): Removed.
19705 (ipa_method_modify_create): Removed.
19706 (ipa_method_modify_init): Temporary variable info instead of a few
19708 (ipa_detect_param_modifications): Temporary variable info instead of
19709 a few dereferences.
19710 (ipa_compute_jump_functions): Temporary variable info instead of
19711 a few dereferences.
19712 (ipa_method_modify_set): Removed.
19713 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19714 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19715 than craph_node as the first parameter.
19716 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19717 (ipa_method_modify_init): Removed.
19718 (ipa_compute_jump_functions): Added a temp variable instead of
19719 repeatadly dereferencing the cgraph_edge.aux pointer
19720 (ipa_callsite_param_set_type): Removed.
19721 (ipa_compute_jump_functions): i renamed to index and moved to
19723 (ipa_callsite_param_set_info_type_formal): Removed.
19724 (ipa_callsite_param_set_info_type): Removed.
19725 (ipa_callsite_param_map_create): Removed.
19726 (ipa_callsite_tree): Removed.
19727 (ipa_callsite_caller): Removed.
19728 (ipa_pop_func_from_list): return_method removed to return_func
19730 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19731 prefixed all values with IPA_. Changed all users.
19732 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19733 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19734 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19735 (union parameter_info): Renamed to jump_func_value.
19736 (union jump_func_value): Renamed value to constant
19737 (struct ipa_jump_func): Renamed info_type to value
19738 (struct ipa_node): Renamed to ipa_node_params
19739 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19740 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19741 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19742 (struct ipa_edge): Renamed to ipa_edge_args
19743 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19744 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19745 (struct ipa_methodlist): Renamed to ipa_func_list
19746 (struct ipa_func_list): method_p renamed to node, next_method
19748 (ipa_methodlist_p): Removed, switched all users to struct pointer
19749 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19751 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19753 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19754 (rs6000_emit_epilogue): Use backchain to restore only when we
19755 have a large frame. Make use of frame pointer to restore if we
19756 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19758 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19760 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19761 Add mode to zero_extract.
19762 (sign bit tests peepholes): (Ditto.).
19764 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19766 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19767 Instructions in comments with SSE3.
19768 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19769 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19770 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19771 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19772 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19773 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19774 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19775 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19776 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19777 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19778 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19779 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19780 (bdesc_sse_args): Renamed to ...
19781 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19782 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19783 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19784 IX86_BUILTIN_FABSQ.
19785 (bdesc_1arg): Moved to ...
19786 (bdesc_args): Here.
19787 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19788 Instructions in comments with SSE3.
19789 (ix86_expand_sse_operands_builtin): Renamed to ...
19790 (ix86_expand_args_builtin): This. Updated.
19791 (ix86_expand_unop1_builtin): Update comments.
19792 (ix86_expand_builtin): Updated.
19794 2008-04-29 Richard Guenther <rguenther@suse.de>
19796 PR tree-optimization/36078
19797 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19798 Update virtual SSA form after cleaning up the CFG.
19800 2008-04-29 Richard Guenther <rguenther@suse.de>
19802 PR middle-end/15255
19803 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19805 2008-04-29 Richard Guenther <rguenther@suse.de>
19807 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19808 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19809 (compute_flow_insensitive_aliasing): Do not treat
19810 PTR_IS_REF_ALL pointers special.
19811 (get_smt_for): Likewise.
19812 (may_alias_p): Re-structure.
19813 (is_escape_site): A ref-all pointer conversion is not an escape site.
19814 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19815 PTR_IS_REF_ALL pointers special.
19816 * tree-ssa-structalias.h (struct alias_info): Remove
19817 ref_all_symbol_mem_tag field.
19818 (PTR_IS_REF_ALL): Remove.
19820 2008-04-29 Richard Guenther <rguenther@suse.de>
19822 PR middle-end/36077
19823 * fold-const.c (extract_muldiv_1): In combining division constants
19824 make sure to never overflow.
19826 2008-04-29 Nick Clifton <nickc@redhat.com>
19828 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19830 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19833 * optc-gen.awk: Work around HP-UX/IA awk bug.
19835 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19837 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19840 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19843 * config/i386/i386.md
19844 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19845 Change operand 1 predicate to nonimmediate_operand.
19847 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19850 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19852 * gengtype.c (walk_type, write_func_for_structure): Handle
19854 * doc/gty.texi: Document chain_circular.
19856 2008-04-28 Richard Guenther <rguenther@suse.de>
19858 PR tree-optimization/36066
19859 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19862 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19865 * config/i386/i386.md
19866 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19867 Use match_scratch instead of match_operand for operands 3 and 4.
19869 2008-04-27 Richard Guenther <rguenther@suse.de>
19871 PR tree-optimization/18754
19872 PR tree-optimization/34223
19873 * tree-pass.h (pass_complete_unrolli): Declare.
19874 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19875 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19876 Rewrite loop into loop closed SSA form if it is not already.
19877 (tree_unroll_loops_completely): Re-structure to iterate over
19878 innermost loops with intermediate CFG cleanups.
19879 Unroll outermost loops only if requested or the code does not grow
19881 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19882 loops are available.
19883 (tree_vectorize): Instead do so here.
19884 (tree_complete_unroll): Also unroll outermost loops.
19885 (tree_complete_unroll_inner): New function.
19886 (gate_tree_complete_unroll_inner): Likewise.
19887 (pass_complete_unrolli): New pass.
19888 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19889 uses outside of the loop.
19890 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19891 form if it is available.
19892 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19893 * passes.c (init_optimization_passes): Schedule complete inner
19894 loop unrolling pass before the first CCP pass after final inlining.
19896 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19898 * targhooks.h (default_emutls_var_fields,
19899 default_emutls_var_init): Declare.
19900 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19901 * target.h (struct gcc_target): Add struct emutls member.
19902 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19903 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19904 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19905 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19906 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19907 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19908 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19909 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19910 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19911 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19912 emit debug information.
19913 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19914 * varasm.c: Include targhooks.h.
19915 (emutls_object_section, emutls_tmpl_section): New.
19916 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19917 (EMUTLS_SEPARATOR): New.
19918 (prefix_name): New.
19919 (get_emutls_object_name): New.
19920 (default_emutls_var_fields): New, broken out of ...
19921 (get_emutls_object_type): ... here. Adjust to use target hooks.
19922 (get_emutls_init_templ_addr): Adjust to use target hooks.
19923 (emutls_decl): Adjust to use target hooks.
19924 (emutls_finish): Likewise.
19925 (default_emutls_var_init): New, broken out of ...
19926 (assemble_variable): ... here. Adjust to use target hooks.
19927 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19928 SECCAT_EMUTLS_TMPL.
19929 * c-common.c (handle_section_attribute): Prevent overriding
19930 sections for emulated tls with special sections.
19931 * config/i386/i386.c (x86_64_elf_select_section): Add
19932 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19933 (x86_64_elf_unique_section): Likewise.
19934 * config/vxworks.c: Include tree.h.
19935 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19936 (vxworks_override_options): Set TLS scheme.
19937 * doc/tm.texi (Emulated TLS): New node.
19939 2008-04-26 Simon Baldwin <simonb@google.com>
19942 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19943 with propagated string constants.
19945 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19947 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19948 constraint for operand 2 when operand 0 is memory operand.
19949 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19950 operand 0 is memory operand.
19951 (fix_trunc<mode>_i387_with_temp): Ditto.
19952 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19953 operand 2 when operand 1 is memory operand.
19954 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19955 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19956 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19957 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19958 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19959 operands 2,3 and 4 when operand 1 is memory operand.
19960 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19962 (fistdi2_floor_with_temp): Ditto.
19963 (fist<mode>2_floor_with_temp): Ditto.
19964 (fistdi2_ceil_with_temp): Ditto.
19965 (fist<mode>2_ceil_with_temp): Ditto.
19966 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19968 2008-04-26 David Daney <ddaney@avtrex.com>
19970 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19972 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19973 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19974 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19975 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19976 (compare_and_swap_12): New insn.
19977 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19978 * config/mips/mips.c (mips_force_binary): New function.
19979 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19980 (mips_expand_compare_and_swap_12): New function.
19981 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19983 2008-04-25 Jan Hubicka <jh@suse.cz>
19986 * cfgexpand.c (pass_expand): Turn into RTL pass.
19987 * passes.c (execute_one_pass): Do pass typechecking after execution.
19988 * tree-pass.h (pass_expand): Turn into RTL pass.
19990 * function.h (struct rtl_data): Move here fields
19991 accesses_prior_frames, calls_eh_return, saves_all_registers,
19992 has_nonlocal_goto, has_asm_statement, is_thunk,
19993 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19994 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19995 arg_pointer_save_area_init from struct function; turn into bool.
19996 (struct function): Move
19997 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19998 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19999 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20000 tail_call_emit, arg_pointer_save_area_init
20001 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20002 (current_function_returns_struct, current_function_returns_pcc_struct,
20003 current_function_calls_setjmp, current_function_calls_alloca,
20004 current_function_accesses_prior_frames,
20005 current_function_calls_eh_return, current_function_is_thunk,
20006 current_function_stdarg, current_function_profile,
20007 current_function_limit_stack, current_function_uses_pic_offset_table,
20008 current_function_uses_const_pool, current_function_has_nonlocal_label,
20009 current_function_saves_all_registers,
20010 current_function_has_nonlocal_goto,
20011 current_function_has_asm_statement): Remove accesor macros.
20012 * ra-conflict.c (global_conflicts): Update.
20013 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20014 (suitable_for_tail_call_opt_p): Update.
20015 * builtins.c (expand_builtin_return_addr): Update.
20016 (expand_builtin_setjmp_setup): Update.
20017 (expand_builtin_nonlocal_goto): Update.
20018 * final.c (final_start_function): Update.
20019 (profile_function): Update.
20020 (leaf_function_p): Update.
20021 (only_leaf_regs_used): Update.
20022 * df-scan.c (df_get_exit_block_use_set): Update.
20023 * dojump.c (clear_pending_stack_adjust): Update.
20024 * tree-stdarg.c (gate_optimize_stdarg): Update.
20025 * gimple-low.c (lower_function_body): Update.
20026 * global.c (compute_regsets): Update.
20027 (global_alloc): Update.
20028 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20029 * expr.c (expand_assignment): Update.
20030 * dse.c (dse_step0): Update.
20031 (dse_step1): Update.
20032 * c-decl.c (store_parm_decls): Update.
20033 * local-alloc.c (combine_regs): Update.
20034 (find_free_reg): Update.
20035 * function.c (assign_parms_augmented_arg_list): Update.
20036 (assign_parm_find_data_types): Update.
20037 (assign_parms): Update.
20038 (allocate_struct_function): Update.
20039 (expand_function_start): Update.
20040 (expand_function_end): Update.
20041 (get_arg_pointer_save_area): Update.
20042 (thread_prologue_and_epilogue_insns): Update.
20043 (rest_of_match_asm_constraints): Update.
20044 * stor-layout.c (variable_size): Update.
20045 * gcse.c (gcse_main): Update.
20046 (bypass_jumps): Update.
20047 * gimplify.c (gimplify_function_tree): Update.
20048 * calls.c (emit_call_1): Update.
20049 (expand_call): Update.
20050 * bt-load.c (compute_defs_uses_and_gen): Update.
20051 * except.c (sjlj_assign_call_site_values): Update.
20052 (sjlj_emit_function_enter): Update.
20053 (can_throw_external): Update.
20054 (set_nothrow_function_flags): Update.
20055 (expand_builtin_unwind_init): Update.
20056 (expand_eh_return): Update.
20057 (convert_to_eh_region_ranges): Update.
20058 (output_function_exception_table): Update.
20059 * emit-rtl.c (gen_tmp_stack_mem): Update.
20060 * cfgexpand.c (expand_used_vars): Update.
20061 (tree_expand_cfg): Update.
20062 * cfgcleanup.c (rest_of_handle_jump): Update.
20063 * explow.c (allocate_dynamic_stack_space): Update.
20064 * varasm.c (assemble_start_function): Update.
20065 (force_const_mem): Update.
20066 (mark_constant_pool): Update.
20067 * tree-optimize.c (tree_rest_of_compilation): Update.
20068 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20069 * tree-cfg.c (notice_special_calls): Update.
20070 (is_ctrl_altering_stmt): Update.
20071 (tree_can_make_abnormal_goto): Update.
20072 (tree_purge_dead_abnormal_call_edges): Update.
20073 * config/alpha/predicates.md: Update.
20074 * config/alpha/alpha.c (alpha_sa_mask): Update.
20075 (alpha_sa_size): Update.
20076 (alpha_does_function_need_gp): Update.
20077 (alpha_expand_prologue): Update.
20078 (alpha_start_function): Update.
20079 (alpha_output_function_end_prologue): Update.
20080 (alpha_expand_epilogue): Update.
20081 * config/frv/frv.c (frv_stack_info): Update.
20082 (frv_expand_epilogue): Update.
20083 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20084 (s390_register_info): Update.
20085 (s390_frame_info): Update.
20086 (s390_init_frame_layout): Update.
20087 (s390_can_eliminate): Update.
20088 (save_gprs): Update.
20089 * config/spu/spu.c (spu_split_immediate): Update.
20090 (need_to_save_reg): Update.
20091 (spu_expand_prologue): Update.
20092 (spu_expand_epilogue): Update.
20093 * config/sparc/sparc.md: Update.
20094 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20095 (sparc_tls_got): Update.
20096 (legitimize_pic_address): Update.
20097 (sparc_emit_call_insn): Update.
20098 (sparc_expand_prologue): Update.
20099 (output_return): Update.
20100 (print_operand): Update.
20101 (sparc_function_ok_for_sibcall): Update.
20102 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20103 * config/m32r/m32r.md: Update.
20104 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20105 (m32r_compute_frame_size): Update.
20106 (m32r_expand_prologue): Update.
20107 (m32r_expand_epilogue): Update.
20108 (m32r_legitimize_pic_address): Update.
20109 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20110 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20111 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20112 (gen_push): Update.
20113 (ix86_save_reg): Update.
20114 (ix86_compute_frame_layout): Update.
20115 (ix86_expand_prologue): Update.
20116 (ix86_expand_epilogue): Update.
20117 * config/sh/sh.c (output_stack_adjust): Update.
20118 (calc_live_regs): Update.
20119 (sh5_schedule_saves): Update.
20120 (sh_expand_prologue): Update.
20121 (sh_expand_epilogue): Update.
20122 (sh_setup_incoming_varargs): Update.
20123 (sh_allocate_initial_value): Update.
20124 (sh_get_pr_initial_val): Update.
20125 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20126 * config/sh/sh.md (label:): Update.
20127 * config/avr/avr.c (out_movhi_mr_r): Update.
20128 * config/crx/crx.h (enum): Update.
20129 * config/xtensa/xtensa.h (along): Update.
20130 * config/stormy16/stormy16.c Update.
20131 (xstormy16_compute_stack_layout): Update.
20132 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20133 (fr30_expand_prologue): Update.
20134 * config/cris/cris.c (cris_conditional_register_usage): Update.
20135 (cris_reg_saved_in_regsave_area): Update.
20136 (cris_initial_frame_pointer_offset): Update.
20137 (cris_simple_epilogue): Update.
20138 (cris_expand_prologue): Update.
20139 (cris_expand_epilogue): Update.
20140 (cris_expand_pic_call_address): Update.
20141 (cris_asm_output_symbol_ref): Update.
20142 (cris_asm_output_label_ref): Update.
20143 * config/cris/cris.md Update.
20144 * config/iq2000/iq2000.c (compute_frame_size): Update.
20145 (iq2000_expand_epilogue): Update.
20146 * config/mt/mt.h (save_direction): Update.
20147 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20148 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20149 (ia64_secondary_reload_class): Update.
20150 * config/m68k/m68k.c (m68k_save_reg): Update.
20151 (m68k_expand_prologue): Update.
20152 (m68k_expand_epilogue): Update.
20153 (legitimize_pic_address): Update.
20154 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20155 (first_reg_to_save): Update.
20156 (first_altivec_reg_to_save): Update.
20157 (compute_vrsave_mask): Update.
20158 (compute_save_world_info): Update.
20159 (rs6000_stack_info): Update.
20160 (spe_func_has_64bit_regs_p): Update.
20161 (rs6000_ra_ever_killed): Update.
20162 (rs6000_emit_eh_reg_restore): Update.
20163 (rs6000_emit_allocate_stack): Update.
20164 (rs6000_emit_prologue): Update.
20165 (rs6000_emit_epilogue): Update.
20166 (rs6000_output_function_epilogue): Update.
20167 (output_profile_hook): Update.
20168 (rs6000_elf_declare_function_name): Update.
20169 * config/rs6000/rs6000.h (rs6000_args): Update.
20170 * config/rs6000/rs6000.md: Update.
20171 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20172 * config/arc/arc.c (arc_output_function_epilogue): Update.
20173 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20174 * config/darwin.c (machopic_function_base_name): Update.
20175 * config/score/score3.c (score3_compute_frame_size): Update.
20178 (score3_epilogue): Update.
20179 * config/score/score7.c (score7_compute_frame_size): Update.
20180 (score7_prologue): Update.
20181 (score7_epilogue): Update.
20182 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20183 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20184 * config/arm/arm.c (use_return_insn): Update.
20185 (require_pic_register): Update.
20186 (arm_load_pic_register): Update.
20187 (arm_compute_save_reg0_reg12_mask): Update.
20188 (arm_compute_save_reg_mask): Update.
20189 (thumb1_compute_save_reg_mask): Update.
20190 (output_return_instruction): Update.
20191 (arm_output_function_prologue): Update.
20192 (arm_output_epilogue): Update.
20193 (arm_get_frame_offsets): Update.
20194 (arm_expand_prologue): Update.
20195 (thumb_pushpop): Update.
20196 (thumb_exit): Update.
20197 (thumb1_expand_prologue): Update.
20198 (thumb1_expand_epilogue): Update.
20199 (arm_unwind_emit): Update.
20200 (arm_output_fn_unwind): Update.
20201 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20202 * config/arm/arm.md: Update.
20203 * config/pa/pa.md: Update.
20204 * config/pa/pa.c (legitimize_pic_address): Update.
20205 (compute_frame_size): Update.
20206 (hppa_expand_prologue): Update.
20207 (hppa_expand_epilogue): Update.
20208 (borx_reg_operand): Update.
20209 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20210 (HARD_REGNO_RENAME_OK): Update.
20211 * config/mips/mips.c (mips_global_pointer): Update.
20212 (mips_save_reg_p): Update.
20213 (mips_compute_frame_info): Update.
20214 (mips_frame_pointer_required): Update.
20215 (mips_expand_prologue): Update.
20216 (mips_expand_epilogue): Update.
20217 (mips_can_use_return_insn): Update.
20218 (mips_reorg_process_insns): Update.
20219 * config/v850/v850.c (compute_register_save_size): Update.
20220 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20221 * config/mmix/mmix.c (along): Update.
20222 (mmix_expand_epilogue): Update.
20223 * config/bfin/bfin.c (legitimize_pic_address): Update.
20224 (must_save_p): Update.
20225 (stack_frame_needed_p): Update.
20226 (add_to_reg): Update.
20227 (bfin_expand_prologue): Update.
20228 * stmt.c (expand_asm_operands): Update.
20229 * reload1.c (reload): Update.
20230 (init_elim_table): Update.
20232 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20234 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20236 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20238 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20239 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20240 (mov<mode>): Removed.
20241 (*movv4sf_internal): Likewise.
20242 (*movv2df_internal): Likewise.
20244 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20246 * config.gcc (crx-*-elf): Remove deprecation.
20248 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20250 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20251 __gcc_deregister_frame with atexit.
20252 (deregister_frame_dtor): Remove.
20254 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20255 Nathan Sidwell <nathan@codesourcery.com>
20257 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20259 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20260 (rs6000_isel): Likewise.
20261 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20262 (rs6000_isel): New variable.
20263 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20265 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20268 * c-common.c (handle_vector_size_attribute): Call
20269 lang_hooks.types.reconstruct_complex_type instead of
20270 reconstruct_complex_type.
20271 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20272 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20273 * langhooks.h (struct lang_hooks_for_types): Add
20274 reconstruct_complex_type hook.
20275 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20276 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20278 2008-04-24 Richard Guenther <rguenther@suse.de>
20280 * c-common.h (check_builtin_function_arguments): Declare.
20281 * c-common.c (validate_nargs): New function.
20282 (check_builtin_function_arguments): Likewise.
20283 * c-typeck.c (build_function_call): Call
20284 check_builtin_function_arguments.
20285 * builtins.c (fold_builtin_classify): Remove error reporting code.
20286 (fold_builtin_unordered_cmp): Likewise.
20287 (fold_builtin_1): Likewise.
20288 (fold_builtin_n): Likewise.
20290 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20292 PR tree-optimization/36008
20293 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20294 the original op1, rather than delta by step.
20296 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20297 Sebastian Pop <sebastian.pop@amd.com>
20299 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20300 eliminate_local_variables_stmt, eliminate_local_variables,
20301 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20302 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20303 of code delimited by two edges in the CFG.
20304 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20305 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20306 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20307 the case of parallelisation of reductions.
20308 (expr_invariant_in_region_p): New.
20310 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20311 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20313 2008-04-24 Ira Rosen <irar@il.ibm.com>
20314 Richard Guenther <rguenther@suse.de>
20316 PR tree-optimization/36034
20317 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20318 incapable of dealing with loads with gaps.
20320 2008-04-24 Rafael Espíndola <espindola@google.com>
20322 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20323 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20324 vrp_evaluate_conditional.
20325 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20326 (vrp_evaluate_conditional): Split the cond argument.
20327 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20328 (simplify_stmt_for_jump_threading): Update call to
20329 vrp_evaluate_conditional.
20331 2008-04-24 Ira Rosen <irar@il.ibm.com>
20333 PR tree-optimization/35982
20334 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20335 interleaved data-refs are of the same type.
20337 2008-04-24 Danny Smith <dannysmith@users.net>
20339 * c-format.c (check_format_info_main): Use strncmp rather than a
20340 magic prefix to handle multichar length specs.
20341 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20342 Don't prefix "I64" and "I32" with '\0'.
20344 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20347 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20348 in registers for -m32 only if stdarg_p (fntype).
20350 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20352 PR rtl-optimization/36006
20353 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20354 temp to op0 in order to avoid invalid rtx sharing.
20356 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20358 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20359 check TREE_INVARIANT.
20360 * tree-gimple.c (is_gimple_address): New.
20361 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20362 * tree-gimple.h (is_gimple_address): New.
20363 * tree.h (decl_address_invariant_p): New.
20364 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20365 (build_string): Likewise.
20366 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20367 (tree_invariant_p_1): Likewise.
20368 (save_expr): Use it.
20369 (tree_invariant_p): New.
20370 (skip_simple_arithmetic): Use it.
20371 (stabilize_reference_1): Use it.
20372 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20374 (build1_stat): Drop code to compute TREE_INVARIANT.
20375 (build2_stat): Drop code to compute TREE_INVARIANT.
20376 (build3_stat): Drop code to compute TREE_INVARIANT.
20377 (build4_stat): Drop code to compute TREE_INVARIANT.
20378 (build5_stat): Drop code to compute TREE_INVARIANT.
20379 (build7_stat): Drop code to compute TREE_INVARIANT.
20380 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20381 * tree.h (struct tree_base): Remove invariant_flag.
20382 (TREE_INVARIANT): Remove.
20383 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20384 (fold_builtin_expect): Check TREE_CONSTANT.
20385 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20386 * c-tree.h (c_expr_to_decl): Drop third parameter.
20387 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20388 (build_c_cast): Don't set TREE_INVARIANT.
20389 (pop_init_level): Don't set TREE_INVARIANT.
20390 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20391 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20393 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20394 (gimplify_addr_expr): Adjust comment.
20395 * tree-mudflap.c (mf_build_string):
20396 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20397 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20398 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20399 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20400 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20401 * langhooks.h (struct lang_hooks): Drop third parameter from
20404 2008-04-23 Richard Guenther <rguenther@suse.de>
20406 PR tree-optimization/27799
20407 PR tree-optimization/32921
20408 PR tree-optimization/32624
20409 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20410 SMTs aliases and the tag itself into the solution.
20411 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20412 merge the points-to solution back into the SMT aliases.
20413 (may_alias_p): Use alias_set_subset_of instead of
20414 aliases_conflict_p. A pointer which points to
20415 memory with alias set zero may access any variable.
20417 2008-04-23 Richard Guenther <rguenther@suse.de>
20419 * alias.c (alias_set_subset_of): Correctly handle asking
20420 if zero is a subset of an alias set with zero child.
20421 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20422 (compute_flow_insensitive_aliasing): Correctly walk all
20423 pointers. Do not unnecessarily union sets.
20425 2008-04-23 Richard Guenther <rguenther@suse.de>
20427 PR middle-end/36021
20428 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20430 2008-04-22 Tomas Bily <tbily@suse.cz>
20432 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20434 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20436 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20437 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20438 * tree-inline.c (estimate_num_insns_1): Likewise.
20439 * varasm.c (const_hash_1, compare_constant, copy_constant)
20440 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20441 * emit-rtl.c (component_ref_for_mem_expr)
20442 (set_mem_attributes_minus_bitpos): Likewise.
20443 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20444 (is_aligning_offset): Likewise.
20445 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20446 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20447 * dojump.c (do_jump): Likewise.
20448 * builtins.c (get_pointer_alignment, get_memory_rtx)
20449 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20450 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20452 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20454 PR rtl-optimization/36017
20455 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20456 expanding the library call.
20458 2008-04-22 Ian Lance Taylor <iant@google.com>
20460 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20461 than size_in_bytes.
20463 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20465 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20466 of LR/CTR moves for Power6.
20468 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20470 PR middle-end/36003
20471 * passes.c (init_optimization_passes): Remove
20472 pass_fast_rtl_byte_dce.
20474 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20477 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20478 builtin functions to generate faster code.
20479 (_mm_cvtpu16_ps): Ditto.
20480 (_mm_cvtpi32x2_ps): Ditto.
20482 2008-04-22 Nick Clifton <nickc@redhat.com>
20484 * common.opt (ftree-loop-distribution): Add Optimization
20487 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20488 (frv_expand_builtin_va_start): Likewise.
20490 * config/arm/arm.c (thumb_find_work_register): Fix location of
20491 argument register count.
20493 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20495 Support scheduling for ColdFire V1 and V3 microarchitecture.
20496 Improve scheduling of multiplication instructions.
20498 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20499 (mac): New instruction attribute.
20500 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20501 (m68k_sched_mac): New variable.
20502 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20503 Handle cfv1 and cfv3.
20504 (max_insn_size): New static variable.
20505 (struct _sched_ib): New type.
20506 (sched_ib): New static variable.
20507 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20508 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20509 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20511 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20512 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20513 new variables. Update.
20514 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20515 Add modeling of cfv3 instruction buffer. Update.
20516 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20517 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20518 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20519 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20520 a particular reservation applies to.
20521 (type2): Reorganize attribute values. Rename alu to alu_reg,
20522 alu_l to alu, move_l to omove. Join move to alu. Split mul
20523 to mul_l and mul_w.
20524 (cf_ib_*): Simplify description of instruction buffer.
20525 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20526 (cf_mem): Split into cf_mem1 and cf_mem2.
20527 (cf_v2_move_??): Rename to cfv12_alu_??.
20528 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20529 (cf_v2_mul_??): Remove reservations.
20530 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20531 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20532 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20534 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20535 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20536 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20537 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20538 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20539 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20540 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20541 expansions of the above reservations for instructions of sizes
20544 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20546 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20548 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20550 * coverage.c: Include tree-pass.h.
20551 (coverage_counter_alloc): Print da_file_name to the dump file.
20553 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20555 * sbitmap.c (sbitmap_range_empty_p): New function.
20556 * sbitmap.h (sbitmap_range_empty_p): New function.
20557 * bitmap.h: Now includes obstack.h.
20559 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20560 Kenneth Zadeck <zadeck@naturalbridge.com>
20562 * dbgcnt.def (ra_byte_scan): Added.
20563 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20564 when the last hit happens for a counter.
20565 * timevar.def (TV_DF_BYTE_LR): New variable.
20566 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20567 * passes.c (pass_fast_rtl_byte_dce): New pass.
20568 * fwprop.c (update_df): Added mode to call df_ref_create.
20569 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20570 DF_REF_EXTRACT_OFFSET.
20571 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20572 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20574 (df_ref_extract): Added mode field.
20575 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20576 DF_REF_EXTRACT_OFFSET.
20577 (DF_REF_EXTRACT_MODE): New macro.
20578 (df_byte_lr_bb_info): New structure.
20579 (df_print_byte_regset, df_compute_accessed_bytes,
20580 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20581 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20582 df_byte_lr_simulate_uses,
20583 df_byte_lr_simulate_artificial_refs_at_top,
20584 df_byte_lr_simulate_artificial_refs_at_end,
20585 df_compute_accessed_bytes): New function.
20586 (df_ref_create): Add parameter.
20587 (df_byte_lr_get_bb_info): New inline function.
20588 * df-scan.c (df_ref_record, df_uses_record,
20589 df_ref_create_structure): Added mode parameter.
20590 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20591 df_defs_record, df_uses_record, df_get_conditional_uses,
20592 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20593 df_entry_block_defs_collect, df_exit_block_uses_collect):
20594 Added mode parameter to calls to df_ref_record, df_uses_record,
20595 df_ref_create_structure.
20596 (df_ref_equal_p, df_ref_compare): Added test for modes.
20597 (df_ref_create_structure): Added code to set mode. Renamed
20598 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20599 DF_REF_EXTRACT_OFFSET.
20600 * df-core.c (df_print_byte_regset): New function.
20601 * df-byte-scan.c: New file.
20602 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20603 calls to BITMAP_FREE.
20604 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20605 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20606 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20607 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20608 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20609 df_byte_lr_local_compute, df_byte_lr_init,
20610 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20611 df_byte_lr_transfer_function, df_byte_lr_free,
20612 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20613 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20614 df_byte_lr_simulate_uses,
20615 df_byte_lr_simulate_artificial_refs_at_top,
20616 df_byte_lr_simulate_artificial_refs_at_end): New function.
20617 * dce.c (byte_dce_process_block): New function.
20618 (dce_process_block): au is now passed in rather than computed
20619 locally. Changed loops that look at artificial defs to not look
20620 for conditional or partial ones, because there never are any.
20621 (fast_dce): Now is able to drive byte_dce_process_block or
20622 dce_process_block depending on the kind of dce being done.
20623 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20624 (rest_of_handle_fast_byte_dce): New function.
20625 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20626 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20628 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20631 * gcc.h: Added fortran options that take arguments to
20632 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20635 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20637 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20638 scalarization if on the LHS and not a full access.
20640 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20642 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20644 2008-04-18 Rafael Espíndola <espindola@google.com>
20646 * tree-vrp.c (find_case_label_index): Fix the binary search.
20647 (find_case_label_range): New.
20648 (vrp_visit_switch_stmt): Use find_case_label_range.
20649 (simplify_switch_using_ranges): Use find_case_label_range.
20651 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20653 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20654 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20656 2008-04-18 Tom Tromey <tromey@redhat.com>
20659 * doc/cpp.texi (Implementation-defined behavior): Mention
20662 2008-04-18 Ian Lance Taylor <iant@google.com>
20664 * fold-const.c (pointer_may_wrap_p): New static function.
20665 (fold_comparison): Add another test for pointer overflow. Use
20666 pointer_may_wrap_p to disable some false positives.
20668 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20670 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20671 (fname_as_string): Match updated cpp_interpret_string prototype.
20672 (fix_string_type): Support char16_t* and char32_t*.
20673 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20674 derivative) nodes. Register as builtin if C++0x.
20675 (c_parse_error): Support CPP_CHAR{16,32}.
20676 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20677 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20678 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20679 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20680 CTI_CHAR32_ARRAY_TYPE>: New elements.
20681 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20682 char32_type_node, signed_char32_type_node, char16_array_type_node,
20683 char32_array_type_node): New defines.
20684 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20685 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20686 (lex_string): Support CPP_STRING{16,32}, match updated
20687 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20688 (lex_charconst): Support CPP_CHAR{16,32}.
20689 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20690 and CPP_STRING{16,32}.
20692 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20695 * aclocal.m4: Regenerate.
20696 * configure: Regenerate.
20698 2008-04-18 Jan Hubicka <jh@suse.cz>
20700 * except.c (dw2_size_of_call_site_table,
20701 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20703 * cgraphbuild.c (build_cgraph_edges): Update.
20704 * tree-pass.h: Update comment.
20705 * final.c (leaf_function_p): Update.
20706 (leaf_renumber_regs): Update.
20707 (rest_of_clean_state): Update.
20708 * omp-low.c (expand_omp_parallel): Update.
20709 * ipa-reference.c (analyze_function): Update.
20710 * reorg.c (find_end_label): Update.
20711 (optimize_skip): Update.
20712 (fill_simple_delay_slots): Update.
20713 (fill_simple_delay_slots): Update.
20714 (make_return_insns): Update.
20715 (dbr_schedule): Update.
20716 * gimple-low.c (record_vars_into): Update.
20717 * cfgbuild.c (make_edges): Update.
20718 * function.c (assign_stack_local): Update.
20719 (assign_parm_adjust_stack_rtl): Update.
20720 (locate_and_pad_parm): Update.
20721 (allocate_struct_function): Do not initialize stack_alignment_needed
20722 and preferred_stack_boundary here.
20723 (stack_protect_prologue): Update.
20724 (stack_protect_epilogue): Update.
20725 (expand_function_start): Initialize stack_alignment_needed,
20726 preferred_stack_boundary and max_jumptable_ents.
20727 (expand_function_end): Update.
20728 (free_after_compilation): Do not NULLify epilogue_delay_list.
20729 * function.h (struct rtl_data): Add stack_protect_guard,
20730 stack_alignment_needed,
20731 preferred_stack_boundary, epilogue_delay_list.
20732 (struct function): Remove value_histograms, stack_alignment_needed,
20733 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20735 unexpanded_var_list, stack_protect_guard.
20736 (current_function_epilogue_delay_list): Remove.
20737 * ipa-type-escape.c (analyze_function): Update.
20738 * gimplify.c (pop_gimplify_context): Update comment.
20739 * calls.c (expand_call): Update.
20740 (emit_library_call_value_1): Update.
20741 * except.c (set_nothrow_function_flags): Update.
20742 * cfgexpand.c (get_decl_align_unit): Update.
20743 (create_stack_guard): Update.
20744 (estimated_stack_frame_size): Update.
20745 (expand_used_vars): Update.
20746 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20747 * explow.c (allocate_dynamic_stack_space): Update.
20748 * tree-ssa-live.c (remove_unused_locals): Update.
20749 * varasm.c (mark_constant_pool): Update.
20750 * tree-inline.c (remap_decls): Update.
20751 (initialize_cfun): Update.
20752 (declare_return_variable): Update.
20753 (inline_forbidden_p): Update.
20754 (expand_call_inline): Update.
20755 (declare_inline_vars): Update.
20756 (tree_function_versioning): Update.
20757 * tree-flow.h (value_histograms): New.
20758 (VALUE_HISTOGRAMS): New macro.
20759 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20761 * tree-cfg.c (set_bb_for_stmt): Update.
20762 (replace_by_duplicate_decl): Update.
20763 (move_block_to_fn): Update.
20764 (new_label_mapper): Update.
20765 (dump_function_to_file): Update.
20766 * ipa-struct-reorg.c (build_data_structure): Update.
20767 * cfgrtl.c (print_rtl_with_bb): Update.
20768 * reload1.c (reload): Update.
20770 * config/i386/i386.c (setup_incoming_varargs_64,
20771 ix86_compute_frame_layout): Update.
20772 * config/arc/arc.c (arc_output_function_epilogue): Update.
20774 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20776 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20777 for FreeBSD as well.
20778 * gthr-posix95.h: Likewise.
20780 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20782 PR rtl-optimization/35838
20783 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20784 out the byte offset of the first subreg.
20786 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20788 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20789 to split_ti instead of three separate calls with single member arrays.
20790 (subti3 splitter): Ditto.
20791 (adddi3 splitter): Ditto with split_di.
20792 (subdi3 splitter): Ditto.
20793 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20794 two separate calls with single member arrays. Swap match_dup
20795 operands 1 and 2 to better fit into the array.
20796 (negdi2 splitter): Ditto with split_di.
20797 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20798 two separate calls with single member arrays. Swap match_dup operands
20799 6 and 7 to better fit into the array.
20801 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20803 * config/i386/i386.c (sse_builtin_type): New.
20804 (bdesc_sse_args): Likewise.
20805 (bdesc_sse_3arg): Removed.
20806 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20807 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20808 IX86_BUILTIN_ROUNDPS.
20809 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20810 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20811 IX86_BUILTIN_ROUNDPS.
20812 (ix86_expand_sse_4_operands_builtin): Removed.
20813 (ix86_expand_sse_operands_builtin): New.
20814 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20815 and CODE_FOR_sse4_1_roundps.
20816 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20817 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20819 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20822 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20823 regs before frame pop when needed. If use_backchain_to_restore_sp
20824 then load backchain into a temp reg to restore vr and vrsave. Add
20825 code to restore vr after frame pop if possible.
20827 2008-04-17 Richard Guenther <rguenther@suse.de>
20829 * tree-vn.c (expressions_equal_p): Do not check type
20830 equality or compatibility before calling operand_equal_p.
20831 * fold-const.c (operand_equal_p): Check equivalence of
20832 integer constants before bailing out due to signedness or
20833 precision differences.
20834 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20835 spurious differences in type qualification. Ignore types
20836 for COMPONENT_REFs at all.
20838 2008-04-17 Christian Bruel <christian.bruel@st.com>
20840 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20841 msw_skip comparison.
20843 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20846 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20849 PR tree-optimization/35899
20850 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20851 rather than TREE_OPERAND.
20853 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20856 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20857 temporary registers. Change operand predicate to general_operand.
20858 (remainderxf3): Ditto.
20860 2008-04-16 Richard Guenther <rguenther@suse.de>
20862 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20863 * tree-affine.c (aff_combination_expand): Look through some
20866 2008-04-15 Doug Kwan <dougkwan@google.com>
20868 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20870 * tree-pretty-print.c (dump_generic_node): Ditto.
20871 * final.c (output_addr_const): Ditto.
20872 * dwarf2out.c (output_cfi): Ditto.
20873 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20874 * print-rtl.c (print_rtx): Ditto.
20875 * print-tree.c (print_node_brief, print_node): Ditto.
20876 * c-common.c (match_case_to_enum_1): Ditto.
20877 * sched-vis.c (print_value): Ditto.
20878 * config/i386/i386.c (print_operand): Cast to long unsigned int
20881 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20882 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20883 MS Windows VirtualProtect function.
20885 2008-04-15 Jan Hubicka <jh@suse.cz>
20887 * gengtype.c (write_root): Param_is argument is OK.
20888 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20889 * function.h: Include varray.h
20890 (rtl_eh): New stucture based on except.c one.
20891 (call_site_record): New forward declaration and vector type.
20892 * calls.c (emit_call_1): Do not call
20893 note_current_region_may_contain_throw.
20894 * except.c (eh_status): Remove cur_region, try_region since they are
20896 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20897 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20898 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20899 Remove call_site_data_used, call_site_data_size.
20900 Turn call_site_record into vector in function.h.
20901 (note_current_region_may_contain_throw): Remove.
20902 (get_exception_pointer, get_exception_filter): Do not take struct
20903 function argument; update.
20904 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20905 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20906 build_post_landing_pads, dw2_build_landing_pads,
20907 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20908 sjlj_emit_function_enter, sjlj_emit_function_enter,
20909 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20910 sjlj_build_landing_pads, finish_eh_generation,
20911 remove_exception_handler_label, remove_eh_handler,
20912 maybe_remove_eh_handler, add_reachable_handler,
20913 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20914 add_action_record, collect_one_action_chain, add_call_site,
20915 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20916 sjlj_output_call_site_table, output_function_exception_table,
20917 * except.h (note_current_region_may_contain_throw): Remove
20918 (get_exception_pointer, get_exception_filter): Do not take struct
20920 * Makefile.in (GTFILES): Put varargs before struct function.
20922 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20924 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20925 punt for STRING_CST.
20926 (get_constraint_for): Deal with STRING_CST here instead.
20928 2008-04-15 Richard Guenther <rguenther@suse.de>
20930 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20931 statements in a basic-block with a backward walk. Do not
20932 substitute into dead statements but instead remove those.
20934 2008-04-15 Richard Guenther <rguenther@suse.de>
20936 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20937 to zero, thus disable creation of SFTs.
20939 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20941 * tree-predcom.c (suitable_reference_p): Return false if the
20942 reference can throw.
20944 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20947 * c-decl.c (finish_decl): If extern or static var has variable
20948 size, set TREE_TYPE (decl) to error_mark_node.
20950 2008-04-15 Rafael Espíndola <espindola@google.com>
20952 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20955 2008-04-15 Richard Guenther <rguenther@suse.de>
20957 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20958 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20959 (visit_reference_op_load): Do walk vuse-vdef chains on
20960 vn_reference_lookup.
20961 (visit_reference_op_store): But do not here.
20962 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20963 vn_reference_lookup.
20964 (vn_lookup_with_vuses): But do so here.
20966 2008-04-14 Ian Lance Taylor <iant@google.com>
20968 * fold-const.c (fold_overflow_warning): Remove assertion.
20970 2008-04-15 Ben Elliston <bje@au.ibm.com>
20972 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20973 temp1 local variables.
20975 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20978 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20979 ".text.unlikely" section as executable.
20981 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20983 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20984 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20985 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20986 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20987 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20988 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20989 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20991 2008-04-14 Ian Lance Taylor <iant@google.com>
20993 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20994 * fold-const.c (fold_comparison): If appropriate, test
20995 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20996 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20997 reassociating a pointer type.
20998 * doc/invoke.texi (Optimize Options): Document that
20999 -fstrict-overflow applies to pointer wraparound.
21001 2008-04-13 Jan Hubicka <jh@suse.cz>
21003 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21005 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21007 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21008 we are going to "save the world".
21010 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21012 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21013 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21014 operand 0 constraint, not "=".
21016 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21018 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21020 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21022 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21023 of size of positions_needed * CHAR_BIT.
21025 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21027 PR middle-end/35897
21028 * dse.c (store_info): Change positions_needed to unsigned
21030 (lowpart_bitmask): New.
21031 (record_store): Cast to unsigned HOST_WIDE_INT for
21032 positions_needed. Assert width <= size of positions_needed *
21033 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21034 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21035 lowpart_bitmask to set mask.
21037 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21039 * config/bfin/constraints.md: New file.
21040 * config/bfin/bfin.md: Include it.
21041 (adddi3): Use satisfies_constraint functions instead of the old macros.
21042 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21043 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21044 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21045 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21046 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21047 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21048 EXTRA_CONSTRAINT): Delete.
21049 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21050 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21052 * config/bfin/bfin.c: Include "tm-constrs.h".
21053 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21054 Use satisfies_constraint functions instead of the old macros.
21055 * doc/md.texi (Blackfin Constraints): Update file name reference.
21057 2008-04-11 Richard Guenther <rguenther@suse.de>
21059 PR tree-optimization/35869
21060 * tree-vrp.c (execute_vrp): Move switch statement update after
21061 jump threading. Schedule another cfg cleanup run.
21063 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21066 * attribs.c (decl_attributes): Return early on errorneous node.
21068 2008-04-10 Oleg Ryjkov <olegr@google.com>
21070 * tree.h (struct tree_base): Added a new flag default_def_flag.
21071 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21073 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21075 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21077 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21080 * pa.md: Define mode iterator P. Define mode attribute dwc.
21081 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21082 (icacheflush): Likewise.
21083 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21084 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21086 2008-04-11 Ben Elliston <bje@au.ibm.com>
21088 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21090 2008-04-10 Rafael Espíndola <espindola@google.com>
21092 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21093 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21094 (extract_range_from_expr): The same.
21096 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21098 * config/mips/mips.md (GPR2): New mode iterator.
21099 (seq): Add comment.
21100 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21101 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21102 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21103 Rewrite these to take two modes, the mode of comparison and the
21104 mode of the destination.
21105 * config/mips/mips.c (mips_expand_scc): Instead of having
21106 paradoxical subreg as destination, expand "narrowing" scc if mode
21107 of comparison is SI and target is requested in DI mode.
21108 (mips_emit_int_order_test): Update comment. Make mode of
21109 comparison match CMP0 rather than TARGET. When creating inverse
21110 target use mode of TARGET.
21112 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21114 * gcov-dump.c (tag_summary): Only print summaries for the first
21115 GCOV_COUNTERS_SUMMABLE counters.
21117 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21119 * config/i386/i386.md (absneg): New code iterator.
21120 (absnegprefix): New code attribute.
21121 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21122 patterns using absneg code iterator.
21123 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21124 using absneg code iterator.
21125 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21126 *neg<mode>2 patterns using absneg code iterator.
21127 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21128 *negextendsfdf2 patterns using absneg code iterator.
21129 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21130 *negextendsfxf2 patterns using absneg code iterator.
21131 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21132 *negextendsfdf2 patterns using absneg code iterator.
21133 * config/i386/sse.md (<code><mode>2): Macroize expander from
21134 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21136 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21138 * config/s390/s390.h: Remove the remains of the recent search
21139 & replace action of current_function_outgoing_args_size.
21141 2008-04-10 Ira Rosen <irar@il.ibm.com>
21143 PR tree-optimization/35821
21144 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21145 NEW_STMT_LIST is not NULL.
21147 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21150 * toplev.c (process_options): Remove -ffunction-sections debugging
21153 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21155 PR middle-end/PR28690
21156 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21157 than gen_rtx_fmt_ee to perform more canonicalizations.
21159 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21162 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21164 2008-04-09 Richard Guenther <rguenther@suse.de>
21166 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21167 (dump_function_to_file): Dump function arguments with types.
21169 2008-04-08 Richard Guenther <rguenther@suse.de>
21171 * fold-const.c (fold_widened_comparison): Do not allow
21172 sign-changes that change the result.
21174 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21177 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21178 kinds of indirect references.
21180 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21182 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21183 GNU Fortran language string.
21185 2008-04-08 Rafael Espíndola <espindola@google.com>
21187 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21188 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21189 * tree.h (tree_call_nonnegative_warnv_p): New.
21191 2008-04-08 Jan Hubicka <jh@suse.cz>
21193 * function.c (free_after_compilation): Clear out regno_reg_rtx
21196 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21199 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21201 PR middle-end/PR28690
21202 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21203 same precedence as REG_POINTER and MEM_POINTER operands.
21205 2008-04-08 Richard Guenther <rguenther@suse.de>
21207 PR middle-end/35834
21208 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21209 for adding index to base.
21211 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21213 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21214 (MINGW_ENABLE_EXECUTE_STACK): New.
21215 (IN_LIBGCC2): For libgcc include windows.h file for
21216 function declarations.
21218 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21220 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21221 and tem2 if tem1 is not a REG or MULT.
21223 2008-04-08 Jan Hubicka <jh@suse.cz>
21225 * function.h (incomming_args): Break out of struct function.
21226 (function_subsections): Break out of struct function.
21227 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21228 return_rtx and hard_reg_initial_vals from struct function.
21229 Kill inl_max_label_num.
21230 (current_function_pops_args, current_function_args_info,
21231 current_function_args_size, current_function_args_size,
21232 current_function_pretend_args_size,
21233 current_function_outgoing_args_size,
21234 current_function_internal_arg_pointer, current_function_return_rtx):
21235 Kill compatibility accestor macros.
21236 * builtins.c (expand_builtin_apply_args_1): Update.
21237 (expand_builtin_next_arg): Update.
21238 * df-scan.c (df_get_call_refs): Update.
21239 * dbxout.c (dbxout_function_end): Update.
21240 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21241 (output_line_info): Update.
21242 (secname_for_decl): Update.
21243 (dwarf2out_var_location): Update.
21244 * function.c (free_after_compilation): Update.
21245 (assign_parm_find_stack_rtl): Update.
21246 (assign_parms): Update.
21247 (expand_dummy_function_end): Update.
21248 (expand_function_end): Update.
21249 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21250 (expand_call): Update.
21251 (emit_library_call_value_1): Update.
21252 (store_one_arg): Update.
21253 * varasm.c (initialize_cold_section_name): Update.
21254 (unlikely_text_section): Update.
21255 (unlikely_text_section_p): Update.
21256 (assemble_start_function): Update.
21257 (assemble_end_function): Update.
21258 (default_section_type_flags): Update.
21259 (switch_to_section): Update.
21260 * integrate.c (set_decl_abstract_flags): Update.
21261 (get_hard_reg_initial_val): Update.
21262 (has_hard_reg_initial_val): Update.
21263 (allocate_initial_values): Update.
21264 * resource.c (init_resource_info): Update.
21265 * config/alpha/alpha.c (NUM_ARGS): Update.
21266 (direct_return): Update.
21267 (alpha_va_start): Update.
21268 (alpha_sa_size): Update.
21269 (alpha_initial_elimination_offset): Update.
21270 (alpha_expand_prologue): Update.
21271 (alpha_start_function): Update.
21272 (alpha_expand_epilogue): Update.
21273 (unicosmk_initial_elimination_offset):
21274 * config/alpha/alpha.md (call expander): Update.
21275 * config/s390/s390.c (s390_register_info): Update.
21276 (s390_register_info): Update.
21277 (s390_frame_info): Update.
21278 (s390_initial_elimination_offset): Update.
21279 (s390_build_builtin_va_list): Update.
21280 (s390_va_start): Update.
21281 * config/spu/spu.c (direct_return): Update.
21282 (spu_expand_prologue): Update.
21283 (spu_initial_elimination_offset): Update.
21284 (spu_build_builtin_va_list): Update.
21285 (spu_va_start): Update.
21286 * config/sparc/sparc.c (sparc_init_modes): Update.
21287 (sparc_compute_frame_size): Update.
21288 (function_value): Update.
21289 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21290 * config/i386/i386.md (return expander): Update.
21291 * config/i386/i386.c (ix86_va_start): Update.
21292 (ix86_can_use_return_insn_p): Update.
21293 (ix86_compute_frame_layout): Update.
21294 (ix86_expand_epilogue): Update.
21295 * config/sh/sh.c (output_stack_adjust): Update.
21296 (calc_live_regs): Update.
21297 (sh_expand_prologue): Update.
21298 (sh_builtin_saveregs): Update.
21299 (sh_va_start): Update.
21300 (initial_elimination_offset): Update.
21301 (sh_allocate_initial_value): Update.
21302 (sh_function_ok_for_sibcall): Update.
21303 (sh_get_pr_initial_val): Update.
21304 * config/sh/sh.md (return expander): Update.
21305 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21306 * config/crx/crx.c (crx_compute_frame): UPdate.
21307 (crx_initial_elimination_offset): UPdate.
21308 * config/xtensa/xtensa.c (compute_frame_size): Update
21309 (xtensa_builtin_saveregs): Update.
21310 (xtensa_va_start): Update.
21311 (order_regs_for_local_alloc): Update.
21312 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21313 (xstormy16_expand_builtin_va_start): Update.
21314 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21315 * config/m68hc11/m68hc11.md (return expanders): Update.
21316 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21317 (expand_epilogue): Update.
21318 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21319 (cris_simple_epilogue): Update.
21320 (cris_expand_prologue): Update.
21321 (cris_expand_epilogue): Update.
21322 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21323 (compute_frame_size): Update.
21324 * config/mt/mt.c (mt_compute_frame_size): Update.
21325 * config/mn10300/mn10300.c (expand_prologue): Update.
21326 (expand_epilogue): Update.
21327 (initial_offset): Update.
21328 (mn10300_builtin_saveregs):
21329 * config/mn10300/mn10300.md (return expander): Update.
21330 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21331 (ia64_initial_elimination_offset): Update.
21332 (ia64_initial_elimination_offset): Update.
21333 (ia64_expand_prologue): Update.
21334 * config/m68k/m68k.md (return expander): Update.
21335 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21336 (rs6000_stack_info): Update.
21337 * config/mcore/mcore.c (layout_mcore_frame): Update.
21338 (mcore_expand_prolog): Update.
21339 * config/arc/arc.c (arc_compute_frame_size): Update.
21340 * config/score/score3.c (score3_compute_frame_size): Update.
21341 * config/score/score7.c (score7_compute_frame_size): Update.
21342 * config/arm/arm.c (use_return_insn): Update.
21343 (thumb_find_work_register): Update.
21344 (arm_compute_save_reg_mask): Update.
21345 (arm_output_function_prologue): Update.
21346 (arm_output_epilogue): Update.
21347 (arm_size_return_regs): Update.
21348 (arm_get_frame_offsets): Update.
21349 (arm_expand_prologue): Update.
21350 (thumb_exit): Update.
21351 (thumb_unexpanded_epilogue): Update.
21352 (thumb1_output_function_prologue): Update.
21353 * config/pa/pa.md (return expander): Update.
21354 * config/pa/pa.c (compute_frame_size): Update.
21355 (hppa_builtin_saveregs): Update.
21356 * config/mips/mips.c (mips_va_start): Update.
21357 (mips16_build_function_stub): Update.
21358 (mips_compute_frame_info): Update.
21359 (mips_restore_gp): Update.
21360 (mips_output_function_prologue): Update.
21361 (mips_expand_prologue): Update.
21362 * config/v850/v850.c (compute_frame_size): Update.
21363 (expand_prologue): * config/mmix/mmix.c (along): update.
21364 (mmix_initial_elimination_offset): update.
21365 (mmix_reorg): update.
21366 (mmix_use_simple_return): update.
21367 (mmix_expand_prologue): update.
21368 (mmix_expand_epilogue): Update.
21369 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21370 (emit_link_insn): Update.
21372 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21374 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21375 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21377 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21380 2008-04-07 Jan Hubicka <jh@suse.cz>
21382 * function.h (rtl): Rename to x_rtl.
21383 (crtl): New define.
21384 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21385 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21386 used_temp_slots avail_temp_slots, temp_slot_level,
21387 nonlocal_goto_handler_labels): Update accesstors.
21388 (rtl): New global variable.
21389 (struct function): Move some fileds to rtl_data.
21390 (get_arg_pointer_save_area): Update prototype.
21391 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21392 get_arg_pointer_save_area.
21393 * expr.c (init_expr): Update
21394 * function.c (get_frame_size): Update
21395 (assign_stack_local): Update
21396 (expand_function_end): Update.
21397 (get_art_pointer_save_area): Update
21399 * emit-rtl.c (rtl): Declare.
21400 (regno_reg_rtx): Declare.
21401 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21403 (gen_reg_rtx): Update.
21404 * varasm.c (n_deferred_constatns): Update accestor.
21405 (init_varasm_status): Do not allocate varasm_status.
21406 (force_const_mem, get_pool_size, output_constant_pool): Update.
21407 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21408 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21409 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21410 * sparc/sparc.h (INIT_EXPANDERS): Update.
21411 * ia64/ia64.h (INIT_EXPANDERS): Update.
21413 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21415 * reload.c (push_secondary_reload): Add missing break to for loop.
21417 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21419 PR middle-end/PR28690
21420 * rtlanal.c: Update copyright years.
21421 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21422 as REG_POINTER and MEM_POINTER operands.
21423 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21424 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21425 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21426 * gcse.c: Update copyright years.
21427 (pre_delete): Call gen_reg_rtx_and_attrs.
21428 (hoist_code): Likewise.
21429 (build_store_vectors): Likewise.
21430 (delete_store): Likewise.
21431 * loop-invariant.c (move_invariant_reg): Likewise.
21432 Update copyright years.
21434 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21436 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21437 control string instead of quoted.
21439 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21441 * doc/rtl.texi: Rewrite of subreg section.
21443 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21446 * config/i386/i386.c (legitimize_pic_address): Add treating
21447 of dllimport SYM_REF's.
21448 (legitimize_dllimport_symbol): Add prototype.
21450 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21452 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21453 reference in constructor with non self-referential type.
21455 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21457 Removal of Return with Depressed Stack Pointer support
21458 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21459 (ECF_SP_DEPRESSED): Likewise.
21460 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21461 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21462 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21463 (expand_call): Do not test ECF_SP_DEPRESSED.
21464 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21465 * function.c (keep_stack_depressed): Delete.
21466 (handle_epilogue_set): Likewise.
21467 (update_epilogue_consts): Likewise.
21468 (emit_equiv_load): Likewise.
21469 (thread_prologue_and_epilogue_insns): Remove support for Return with
21470 Depressed Stack Pointer.
21471 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21473 2008-04-06 Richard Guenther <rguenther@suse.de>
21475 PR tree-optimization/35400
21476 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21477 information from SSA_NAMEs.
21479 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21481 * config/avr/avr.h (avr_mega_p): Remove declaration.
21482 (AVR_MEGA): Remove macro.
21483 * config/avr/avr.c (avr_mega_p): Remove variable.
21484 (avr_override_options): Remove inicializion of avr_mega_p.
21485 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21486 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21487 (avr_jump_mode): (Ditto.).
21488 (avr_output_progmem_section_asm_op): (Ditto.).
21489 (avr_asm_init_sections): (Ditto.).
21490 (avr_asm_init_sections): (Ditto.).
21491 (avr_rtx_costs): (Ditto.).
21492 * config/avr/avr.md: (Ditto.).
21493 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21496 2008-04-06 Richard Guenther <rguenther@suse.de>
21498 PR tree-optimization/35842
21499 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21500 is_gimple_invariant_address.
21502 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21504 * gcc.c (default_compilers): Sync Fortran extensions list with
21505 that in fortran/lang-specs.h.
21506 * doc/invoke.texi: Likewise.
21507 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21508 * dwarf2out.c (gen_compile_unit_die): Likewise.
21510 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21512 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21514 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21517 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21518 attribute is used for nested functions.
21520 2008-04-05 Jan Hubicka <jh@suse.cz>
21522 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21524 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21526 (dump_files): Update.
21527 (enable_rtl_dump_file): Do not accept letter argument.
21528 * tree-pass.h (dump_file_info): Remove letter argument.
21529 * toplev.c (decode_d_option): Update -da handling.
21530 * toplev.h (enable_rtl_dump_file): Update prototype.
21531 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21532 it out based on pass type.
21533 (register_dump_files_1): Likewise.
21534 (init_optimization_passes): Update register_one_dump_file calls.
21535 (execute_one_pass): Sanity check that IPA passes are called at IPA
21536 level and RTL passes at RTL level.
21537 (execute_pass_list): IPA pass can not be after or subpass of
21539 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21540 disallov RTL subpasses of IPA subpasses.
21542 2008-04-05 Ben Elliston <bje@au.ibm.com>
21544 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21545 builtins that return exactly once and do not throw. Cache call to
21548 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21550 PR rtl-optimization/34916
21551 PR middle-end/35519
21552 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21553 between instruction pairs.
21555 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21557 * doc/invoke.texi: Document -mbitops for SH.
21558 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21559 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21560 * config/sh/sh.c (print_operand): Add %t operand code.
21561 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21562 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21563 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21564 (extendqihi2): Likewise.
21565 (movqi_i): Likewise.
21566 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21567 (extv): Use bld instruction for SH2A if possible.
21569 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21570 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21571 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21572 (bset.b, bclr.b): Define peepholes.
21573 * config/sh/sh.opt (mbitops): New option.
21575 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21578 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21579 and view convert expression.
21581 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21584 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21586 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21588 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21590 * config/i386/cpuid.h (bit_AES): New.
21591 (bit_PCLMUL): Likewise.
21593 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21594 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21595 SSE2 if AES or PCLMUL is enabled.
21596 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21597 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21598 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21599 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21600 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21601 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21602 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21603 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21604 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21605 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21606 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21607 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21608 __builtin_ia32_aeskeygenassist128 and
21609 __builtin_ia32_pclmulqdq128.
21610 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21611 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21612 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21614 * config/i386/i386.h (TARGET_AES): New.
21615 (TARGET_PCLMUL): Likewise.
21616 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21618 * config/i386/i386.md (UNSPEC_AESENC): New.
21619 (UNSPEC_AESENCLAST): Likewise.
21620 (UNSPEC_AESDEC): Likewise.
21621 (UNSPEC_AESDECLAST): Likewise.
21622 (UNSPEC_AESIMC): Likewise.
21623 (UNSPEC_AESKEYGENASSIST): Likewise.
21624 (UNSPEC_PCLMUL): Likewise.
21626 * config/i386/i386.opt (maes): New.
21627 (mpclmul): Likewise.
21629 * config/i386/sse.md (aesenc): New pattern.
21630 (aesenclast): Likewise.
21631 (aesdec): Likewise.
21632 (aesdeclast): Likewise.
21633 (aesimc): Likewise.
21634 (aeskeygenassist): Likewise.
21635 (pclmulqdq): Likewise.
21637 * config/i386/wmmintrin.h: New.
21639 * doc/extend.texi: Document AES and PCLMUL built-in function.
21641 * doc/invoke.texi: Document -maes and -mpclmul.
21643 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21645 * function.c (free_after_parsing): Replace with
21646 cxx_push_function_context from C++ front-end.
21647 (allocate_struct_function): Don't call langhook.
21648 * langhooks.h (struct lang_hooks_for_functions): Delete.
21649 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21651 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21652 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21653 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21654 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21655 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21656 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21657 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21659 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21660 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21662 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21665 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21668 2008-04-04 Richard Guenther <rguenther@suse.de>
21670 PR middle-end/35823
21671 * fold-const.c (optimize_minmax_comparison): Use the correct
21672 type for the constant in the simplified comparison.
21674 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21676 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21677 Pass L2 size as "--param l2-cache-size" to the compiler.
21678 (decode_l2_cache): New function to decode L2 cache parameters using
21679 0x8000006 extended cpuid function.
21680 (detect_caches_amd): Determine parameters of L2 cache using
21681 decode_l2_caches function.
21682 (decode_caches_intel): Decode L2 cache parameters.
21683 (detect_caches_intel): Determine L2 cache parameters using
21684 decode_caches_intel and decode_l2_caches functions.
21686 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21688 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21689 secondary input reload for subword loads from the constant pool.
21691 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21694 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21695 constants of the appropriate size for runtime calculations.
21698 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21699 decimal-float literal constant zero.
21701 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21704 * c-parser.c (c_parser_omp_atomic): Call
21705 default_function_array_conversion on the RHS.
21707 PR middle-end/35818
21708 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21709 call is_variable_sized if decl has incomplete type.
21711 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21713 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21715 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21717 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21719 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21720 (sgt<u>): Merge sgt and sgtu into new expander.
21721 (sgt, sgtu): Remove expanders.
21722 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21723 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21724 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21725 *sgtu_<mode>_mips16 into new pattern.
21726 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21727 (sge<u>): Merge sge and sgeu into new expander.
21728 (sge, sgeu): Remove expanders.
21729 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21731 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21732 (slt<u>): Merge slt and sltu into new expander.
21733 (slt, sltu): Remove expanders.
21734 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21735 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21736 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21737 *sltu_<mode>_mips16 into new pattern.
21738 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21739 (sle<u>): Merge sle and sleu into new expander.
21740 (sle, sleu): Remove expanders.
21741 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21742 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21743 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21744 *sleu_<mode>_mips16 into new pattern.
21745 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21747 2008-04-03 Jan Hubicka <jh@suse.cz>
21749 PR tree-optimization/35795
21750 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21751 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21752 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21753 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21754 * score/score3.c (score3_output_mi_thunk): Likewise.
21755 * score/score7.c (score7_output_mi_thunk): Likewise.
21756 * mips/mips.c (mips_output_mi_thunk): Likewise.
21758 2008-04-03 Richard Guenther <rguenther@suse.de>
21760 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21761 conversions. Simplify code.
21763 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21765 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21767 2008-04-03 Tom Tromey <tromey@redhat.com>
21768 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21770 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21771 * config/bfin/t-bfin-linux (generated_files): Add
21772 linux-sysroot-suffix.h.
21773 * doc/install.texi (Prerequisites): Require make 3.80.
21774 * doc/sourcebuild.texi (Front End Directory): Document new
21776 * Makefile.in (generated_files): New variable.
21777 (ALL_HOST_OBJS): New variable.
21778 ($(ALL_HOST_OBJS)): New target.
21780 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21782 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21783 (remap_block): Call id->transform_lang_insert_block instead
21785 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21786 Set id.transform_lang_insert_block to NULL.
21787 (clone_body): Move to cp/optimize.c
21788 * tree-inline.h (struct copy_body_data): Change
21789 transform_lang_insert_block to function pointer.
21790 (copy_generic_body, copy_decl_no_change): Export.
21791 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21792 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21793 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21795 * c-tree.h (insert_block): Kill.
21796 * c-decl.c (insert_block): Kill.
21798 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21800 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21801 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21802 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21804 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21805 argument, call {push,pop}_function_context from here.
21806 * c-parser.c: Use c_{push,pop}_function_context.
21808 * function.c (push_function_context_to): Move meat ...
21809 (push_function_context): ... here. Simplify.
21810 * function.c (pop_function_context_from): Move meat ...
21811 (pop_function_context): ... here. Simplify.
21812 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21814 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21815 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21816 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21817 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21819 2008-04-03 Ben Elliston <bje@au.ibm.com>
21821 * expmed.c (extract_force_align_mem_bit_field): Remove.
21823 2008-04-03 Richard Guenther <rguenther@suse.de>
21825 PR middle-end/35800
21826 * expr.h (try_casesi): Adjust prototype.
21827 * expr.c (try_casesi): Take fallback label as extra parameter.
21828 Use that for gen_casesi if default_label is NULL.
21829 * stmt.c (expand_case): Pass fallback label to try_casesi,
21830 make sure to fill gaps with a fallback label if default_label
21833 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21836 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21838 2008-04-03 Ben Elliston <bje@au.ibm.com>
21840 * expmed.c (extract_split_bit_field): Remove if (0) code.
21841 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21842 (do_ds_constraint): Likewise.
21844 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21846 * doc/cppopts.texi (-dU): Document.
21847 * c-common.h (flag_dump_macros): Update comment.
21848 * c-opts.c (handle_OPT_d): Handle -dU.
21849 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21850 dump_queued_macros, cb_used_define, cb_used_undef): New.
21851 (init_pp_output): Handle -dU.
21852 (cb_line_change): Call dump_queued_macros.
21853 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21855 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21857 * config/avr/predicates.md (io_address_operand): New predicate.
21858 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21859 * config/avr/avr.c (avr_io_address_p): Remove function.
21860 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21861 'avr_io_address_p' function.
21862 (out_movhi_r_mr): (Ditto.).
21863 (out_movqi_mr_r): (Ditto.).
21864 (out_movhi_mr_r): (Ditto.).
21865 (avr_address_cost): (Ditto.).
21867 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21869 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21870 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21871 in 32bit mode when XMM registers are available to avoid store
21873 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21874 corresponding post-reload splitters.
21876 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21878 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21879 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21880 __builtin_ia32_roundss.
21881 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21882 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21883 __builtin_ia32_roundss.
21884 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21885 IX86_BUILTIN_SHUFPD here.
21887 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21889 * config/i386/i386.md (plogic): New.
21890 (plogicprefix): Likewise.
21892 * config/i386/mmx.md (mmx_<code><mode>3): New.
21893 (mmx_and<mode>3): Removed.
21894 (mmx_ior<mode>3): Likewise.
21895 (mmx_xor<mode>3): Likewise.
21897 * config/i386/sse.md (<code><mode>3): New.
21898 (*<code><mode>3): Likewise.
21899 (*<code><mode>3): Likewise.
21900 (<code><mode>3): Likewise.
21901 (*sse_<code><mode>3): Likewise.
21902 (*sse2_<code><mode>3): Likewise.
21903 (<code>tf3): Likewise.
21904 (*<code>tf3): Likewise.
21905 (and<mode>3): Likewise.
21906 (*and<mode>3): Likewise.
21907 (ior<mode>3): Removed.
21908 (*ior<mode>3): Likewise.
21909 (xor<mode>3): Likewise.
21910 (*xor<mode>3): Likewise.
21911 (*and<mode>3): Likewise.
21912 (*ior<mode>3): Likewise.
21913 (*xor<mode>3): Likewise.
21914 (and<mode>3): Likewise.
21915 (*sse_and<mode>3): Likewise.
21916 (*sse2_and<mode>3): Likewise.
21917 (andtf3): Likewise.
21918 (*andtf3): Likewise.
21919 (ior<mode>3): Likewise.
21920 (*sse_ior<mode>3): Likewise.
21921 (*sse2_ior<mode>3): Likewise.
21922 (iortf3): Likewise.
21923 (*iortf3): Likewise.
21924 (xor<mode>3): Likewise.
21925 (*sse_xor<mode>3): Likewise.
21926 (*sse2_xor<mode>3): Likewise.
21927 (xortf3): Likewise.
21928 (*xortf3): Likewise.
21930 2008-04-02 Richard Guenther <rguenther@suse.de>
21932 PR tree-optimization/14495
21933 PR tree-optimization/34793
21934 * tree-vrp.c (struct switch_update): New structure.
21935 (to_remove_edges, to_update_switch_stmts): New VECs.
21936 (simplify_switch_using_ranges): New function. Remove not taken
21937 case labels and edges.
21938 (simplify_stmt_using_ranges): Call it.
21939 (identify_jump_threads): Mark edges we have queued for removal
21940 so we don't thread them.
21941 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21943 * tree-cfg.c (group_case_labels): Deal with missing default label.
21944 (tree_verify_flow_info): Allow missing default label.
21945 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21946 (emit_case_nodes): Likewise.
21947 (expand_case): Do not rely on the default label to be present.
21948 * expr.c (try_casesi): Deal with NULL default_label.
21949 (do_tablejump): Likewise.
21951 2008-04-02 Richard Guenther <rguenther@suse.de>
21953 PR tree-optimization/14495
21954 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21955 SWITCH_EXPR here ...
21956 (vrp_visit_switch_stmt): ... but here (new function).
21957 (find_case_label_index): New helper function.
21958 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21960 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21962 * fwprop.c: Fix ISO-C99ism.
21964 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21967 * Makefile.in (objdir): Set it here.
21968 * configure.ac: Not here. Find dynamic linker characteristics.
21969 * exec-tool.in: Use them.
21970 * aclocal.m4: Regenerate.
21971 * configure: Regenerate.
21973 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21975 * expr.c (expand_var): Delete it.
21976 * expr.h (expand_var): Delete prototype.
21977 * function.c (expand_function_start): Use expand_decl instead.
21978 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21981 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21983 PR rtl-optimization/35542
21984 * fwprop.c (forward_propagate_and_simplify): Replace
21985 loc_reg_mentioned_in_p with reg_mentioned_p.
21987 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21989 PR rtl-optimization/35281
21990 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21991 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21992 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21993 (varying_mem_p): Move above propagate_rtx.
21994 (all_uses_available_at): Do not check MEMs.
21996 2008-04-02 Rafael Espíndola <espindola@google.com>
21998 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21999 (register_edge_assert_for_2): Split the cond argument.
22000 (register_edge_assert_for_1): Adjust for the change in
22001 register_edge_assert_for_2.
22002 (register_edge_assert_for): Split the cond argument.
22003 (find_switch_asserts): Adjust for the change in
22004 register_edge_assert_for.
22006 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22008 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22009 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22010 offsets for 64-bit mingw.
22011 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22012 abi for x86_64-pc-mingw.
22014 2008-04-02 Richard Guenther <rguenther@suse.de>
22016 * tree-vrp.c (extract_range_from_assert): Make sure to not
22017 produce range min/max with TREE_OVERFOW set.
22018 If merging a anti-range and a range keep the anti-range if
22019 the range covers all values of the type.
22020 (register_edge_assert_for_2): Only allow sign-changing
22021 conversions in detecting canonical range checks. Also
22022 register an assert for the unsigned name if useful.
22024 PR tree-optimization/35787
22025 * tree-vrp.c (vrp_val_max): New function.
22026 (vrp_val_min): Likewise.
22027 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22028 (vrp_val_is_min): Likewise.
22029 (supports_overflow_infinity): Use vrp_val_{min,max}.
22030 (negative_overflow_infinity): Likewise.
22031 (positive_overflow_infinity): Likewise.
22032 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22033 (is_positive_overflow_infinity): Likewise.
22034 (is_overflow_infinity): Likewise.
22035 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22036 vrp_val_is_{min,max}.
22037 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22038 to ranges if possible. Avoid empty ranges.
22040 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22042 PR middle-end/35705
22043 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22044 the expression is a function address.
22046 2008-04-01 George Helffrich <george@gcc.gnu.org>
22048 PR fortran/35154, fortran/23057
22049 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22050 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22051 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22052 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22054 (dbxout_syms): Check for COMMON-based symbol and wrap in
22055 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22056 in bracket for efficiency.
22058 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22059 using DW_TAG_common_block + member offset.
22060 (add_pubname_string): New function.
22061 (dw_expand_expr): New function to find block name and offset for
22063 (common_check): New function to check whether symbol in Fortran COMMON.
22064 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22066 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22069 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22071 2008-04-02 Ben Elliston <bje@au.ibm.com>
22073 * config/v850/v850.md (casesi): Remove if (0) code.
22074 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22075 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22077 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22079 * config/i386/i386.md (rex64suffix): New mode attribute.
22080 (floathi<mode>2): Disable expander for SSE math.
22081 (*floathi<mode>2_1): New insn insn_and_split pattern.
22082 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22083 corresponding post-reload splitters.
22084 (*floathi<mode>2_i387): New macroized insn pattern.
22085 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22086 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22087 insn_and_split pattern.
22088 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22089 New macroized instruction patterns and corresponding post-reload
22091 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22092 and corresponding post-reload splitters.
22093 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22094 New macroized instruction patterns.
22095 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22096 macroized instruction patterns and corresponding post-reload splitters.
22097 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22098 corresponding post-reload splitters.
22099 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22100 New macroized instruction patterns.
22101 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22102 corresponding post-reload splitters.
22103 (*floatsi<mode>2_i387): New macroized instruction patterns.
22105 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22107 * config/i386/i386.md (smaxmin): New.
22108 (umaxmin): Likewise.
22109 (maxminiprefix): Likewise.
22110 (maxminfprefix): Likewise.
22111 (<code><mode>3): Likewise.
22112 (smin<mode>3): Removed.
22113 (smax<mode>3): Likewise.
22115 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22116 (mmx_<code>v4hi3): Likewise.
22117 (mmx_<code>v8qi3): Likewise.
22118 (mmx_smaxv2sf3): Removed.
22119 (mmx_sminv2sf3): Likewise.
22120 (mmx_umaxv8qi3): Likewise.
22121 (mmx_smaxv4hi3): Likewise.
22122 (mmx_uminv8qi3): Likewise.
22123 (mmx_sminv4hi3): Likewise.
22125 * config/i386/sse.md (<addsub><mode>3): New.
22126 (*<addsub><mode>3): Likewise.
22127 (<sse>_vm<addsub><mode>3): Likewise.
22128 (<maxmin><mode>3): Likewise.
22129 (*<maxmin><mode>3_finite): Likewise.
22130 (*<maxmin><mode>3): Likewise.
22131 (<sse>_vm<maxmin><mode>3): Likewise.
22132 (sse3_h<addsub>v4sf3): Likewise.
22133 (sse3_h<addsub>v2df3): Likewise.
22134 (<maxmin>v16qi3): Likewise.
22135 (*<maxmin>v16qi3): Likewise.
22136 (<maxmin>v8hi3): Likewise.
22137 (*<maxmin>v8hi3): Likewise.
22138 (*sse4_1_<maxmin><mode>3): Likewise.
22139 (*sse4_1_<maxmin><mode>3): Likewise.
22140 (add<mode>3): Removed.
22141 (*add<mode>3): Likewise.
22142 (<sse>_vmadd<mode>3): Likewise.
22143 (sub<mode>3): Likewise.
22144 (*sub<mode>3): Likewise.
22145 (<sse>_vmsub<mode>3): Likewise.
22146 (smin<mode>3): Likewise.
22147 (*smin<mode>3_finite): Likewise.
22148 (*smin<mode>3): Likewise.
22149 (<sse>_vmsmin<mode>3): Likewise.
22150 (smax<mode>3): Likewise.
22151 (*smax<mode>3_finite): Likewise.
22152 (*smax<mode>3): Likewise.
22153 (<sse>_vmsmax<mode>3): Likewise.
22154 (sse3_haddv4sf3): Likewise.
22155 (sse3_haddv2df3): Likewise.
22156 (sse3_hsubv4sf3): Likewise.
22157 (sse3_hsubv2df3): Likewise.
22158 (umaxv16qi3): Likewise.
22159 (*umaxv16qi3): Likewise.
22160 (smaxv8hi3): Likewise.
22161 (*smaxv8hi3): Likewise.
22162 (*sse4_1_smax<mode>3): Likewise.
22163 (*sse4_1_umax<mode>3): Likewise.
22164 (uminv16qi3): Likewise.
22165 (*uminv16qi3): Likewise.
22166 (sminv8hi3): Likewise.
22167 (*sminv8hi3): Likewise.
22168 (*sse4_1_smin<mode>3): Likewise.
22169 (*sse4_1_umin<mode>3): Likewise.
22171 2008-04-01 Rafael Espíndola <espindola@google.com>
22173 * tree-cfg.c (verify_expr): remove in_phi.
22174 (verify_stmt): Don't call walk_tree with verify_expr. Use
22175 is_gimple_min_invariant instead of is_gimple_val.
22177 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22179 * doc/include/gpl_v3.texi: Update for manpage generation.
22180 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22182 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22183 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22184 gpl_v3.texi instead of gpl.texi.
22187 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22190 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22192 2008-04-01 Rafael Espíndola <espindola@google.com>
22194 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22195 (extract_code_and_val_from_cond): Use
22196 extract_code_and_val_from_cond_with_ops.
22198 2008-04-01 Jan Hubicka <jh@suse.cz>
22200 * function.c (free_after_compilation): Free epilogue_delay_list.
22201 (prepare_function_start): Assert that previous compilation was freed.
22203 2008-04-01 Jan Hubicka <jh@suse.cz>
22204 Jim Wilson <wilson@tuliptree.org>
22205 Andreas Tobler <andreast@gcc.gnu.org>
22207 PR middle-end/35781
22208 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22209 rtl.emit instead cfun->emit.
22210 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22211 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22213 2008-04-01 Ben Elliston <bje@au.ibm.com>
22215 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22217 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22219 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22221 (fprofile-use): Add var flag_profile_use
22222 * coverage.c (coverage_begin_output): Do not open a gcno file for
22223 output only if -ftest-coverage is set.
22224 Do not add getpwd() to gcda file path.
22225 (build_gcov_info): Check the new flag
22226 flag_profile_datafile_relative_path.
22227 (coverage_init): Use profile_data_prefix.
22228 Read profile counter only if flag_profile_use is set.
22229 * opts.c (common_handle_option): New option fprofile-use=,
22230 fprofile-dir=, fprofile-generate=.
22231 * toplev.c (profile_data_prefix): New variable definition.
22232 * toplev.h (profile_data_prefix): New declaration.
22233 * doc/invoke.tex (Option Summary, Optimization Options):
22236 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22238 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22239 use tmp consistently.
22242 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22243 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22244 UNSPEC_FR_RECIP_APPROX_RES.
22245 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22247 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22250 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22252 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22254 PR middle-end/30186
22255 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22256 element of the vector via a pointer.
22258 2008-03-31 Ian Lance Taylor <iant@google.com>
22260 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22262 2008-03-31 Jan Hubicka <jh@suse.cz>
22264 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22265 get_arg_pointer_save_area.
22266 * expr.c (init_expr): Just clear out rtl.expr.
22267 * function.c (free_after_compilation): Clear out whole RTL structure.
22268 (get_func_frame_size): Merge into ...
22269 (get_frame_size): ... this one.
22270 (assign_stack_local_1): Merge into ...
22271 (assign_stack_local): ... this one.
22272 (expand_function_end): Update call of get_arg_pointer_save_area.
22273 (get_art_pointer_save_area): Remove cfun argument.
22274 * function.h (emit_status): regno_pointer_align does not need length
22275 attribute. Move x_regno_reg_rtx to ...
22276 (regno_reg_rtx): ... new global array.
22277 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22278 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22279 apply_args_value, forced_labels, stack_pointer_delta):
22281 (struct varasm_status): Move here from varasm.c
22282 (struct rtl_data): New. Move here some fields from struct function.
22283 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22284 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22285 used_temp_slots avail_temp_slots, temp_slot_level,
22286 nonlocal_goto_handler_labels): Update accesstors.
22287 (rtl): New global variable.
22288 (struct function): Move some fileds to rtl_data.
22289 (get_arg_pointer_save_area): Update prototype.
22290 * emit-rtl.c (rtl): Declare.
22291 (regno_reg_rtx): Declare.
22292 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22294 (gen_reg_rtx): Update.
22295 (init_virtual_regs): Do not tate emit_status argument.
22296 (init_emit): Do not allocate emit.
22297 * varasm.c (varasm_statuc): Move to function.h.
22298 (n_deferred_constatns): Update accestor.
22299 (init_varasm_status): Do not allocate varasm_status.
22300 (force_const_mem, get_pool_size, output_constant_pool): Update.
22301 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22302 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22304 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22306 PR rtl-optimization/35729
22307 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22310 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22313 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22314 load/store if memory is unaligned.
22315 (*movti_rex64): Likewise.
22317 * config/i386/predicates.md (misaligned_operand): New.
22319 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22322 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22325 2008-03-31 Jan Beulich <jbeulich@novell.com>
22327 * config/ia64/constraints.md: Add 'j' constraint.
22328 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22329 (movdi_internal): Likewise.
22331 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22334 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22336 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22339 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22340 proper error message for the third argument on blendpd and
22343 * config/i386/sse.md (blendbits): New.
22344 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22346 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22348 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22350 2008-03-30 Richard Guenther <rguenther@suse.de>
22352 PR middle-end/31023
22353 * fold-const.c (fold_sign_changed_comparison): Do leave
22354 conversions to base-types alone.
22356 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22358 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22359 the link register if one altivec register is be saved.
22361 2008-03-30 Ben Elliston <bje@au.ibm.com>
22363 * final.c (final_scan_insn): Remove if (0) code.
22365 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22367 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22369 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22371 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22372 of V4SFmode to ix86_binary_operator_ok.
22374 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22376 * config/i386/i386.c (override_options): Initialize
22377 ix86_veclib_handler to ix86_veclibabi_svml when
22378 -mveclibabi=svml is used.
22379 (ix86_veclibabi_svml): New function for SVML ABI style
22380 vectorization support.
22381 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22383 2008-03-28 Rafael Espíndola <espindola@google.com>
22385 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22386 (tree_binary_nonnegative_warnv_p): Make it public.
22387 (tree_single_nonnegative_warnv_p): Make it public.
22388 (tree_invalid_nonnegative_warnv_p): Make it public.
22389 (tree_unary_nonzero_warnv_p): Make it public.
22390 (tree_binary_nonzero_warnv_p): Make it public
22391 (tree_single_nonzero_warnv_p): Make it public.
22392 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22393 (extract_range_from_binary_expr): Split the expr argument.
22394 (extract_range_from_unary_expr): Split the expr argument.
22395 (extract_range_from_comparison): Split the expr argument.
22396 (extract_range_from_expr): Use the new aux functions.
22397 (vrp_evaluate_conditional_warnv): Use
22398 vrp_evaluate_conditional_warnv_with_ops.
22399 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22400 (tree_binary_nonzero_warnv_p): Declare.
22401 (tree_single_nonzero_warnv_p): Declare.
22402 (tree_expr_nonzero_warnv_p): Declare.
22403 (tree_unary_nonnegative_warnv_p): Declare.
22404 (tree_binary_nonnegative_warnv_p): Declare.
22405 (tree_single_nonnegative_warnv_p): Declare.
22406 (tree_invalid_nonnegative_warnv_p): Declare.
22408 2008-03-28 Richard Guenther <rguenther@suse.de>
22410 PR tree-optimization/30317
22411 PR tree-optimization/30911
22412 PR tree-optimization/34793
22413 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22414 (struct assert_locus_d): New member EXPR.
22415 (register_new_assert_for): Add EXPR parameter to support
22416 ASSERT_EXPR <name, expr OP limit>.
22417 (register_edge_assert_for_1): Adjust callers.
22418 (find_assert_locations): Likewise.
22419 (process_assert_insertions_for): Build condition from expression.
22420 (extract_range_from_assert): Handle ASSERT_EXPRs
22421 of the form ASSERT_EXPR <name, expr OP limit>.
22422 (register_edge_assert_for_2): New helper registering
22423 asserts for comparisons. Recognize range tests of the form
22424 (unsigned)i - CST1 OP CST2.
22425 (register_edge_assert_for_1): Use it.
22426 (register_edge_assert_for): Likewise.
22427 (needs_overflow_infinity): Integer sub-types
22428 do not need overflow infinities.
22429 (vrp_val_is_max): The extreme values of integer sub-types
22430 are those of the base type.
22431 (vrp_val_is_min): Likewise.
22432 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22435 2008-03-28 Nick Clifton <nickc@redhat.com>
22438 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22439 Return GENERAL_REGS for stack adjustment reloads.
22441 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22444 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22445 const_vector when all the vectors are constant.
22447 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22449 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22451 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22452 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22454 (s<code>_sf): Use new scc_sf attribute for opcode names.
22456 2008-03-27 Tom Tromey <tromey@redhat.com>
22458 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22459 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22460 config/spu/t-spu-elf, config/i386/t-interix,
22461 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22462 config/i386/x-darwin, config/i386/x-mingw32,
22463 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22464 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22465 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22466 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22467 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22468 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22469 config/score/t-score-elf, config/arm/t-strongarm-pe,
22470 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22471 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22472 Revert automatic dependency patch.
22474 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22477 * config/i386/i386.c (ix86_function_arg_boundary): Align
22478 decimal floating point to its natural boundary.
22480 2008-03-27 Richard Guenther <rguenther@suse.de>
22482 PR middle-end/35716
22483 * fold-const.c (fold_comparison): Restrict distinct decl
22484 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22485 solely rely on operand_equal_p.
22487 2008-03-27 Richard Guenther <rguenther@suse.de>
22490 * c-common.c (handle_weak_attribute): Reject combination of
22493 2008-03-27 Richard Guenther <rguenther@suse.de>
22495 PR tree-optimization/32810
22496 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22497 conversions from DECL_INITIAL.
22498 (fold_const_aggregate_ref): Likewise from constructor elements.
22500 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22502 * tree-affine.h (aff_combination_expand): Declare.
22503 (get_inner_reference_aff): Likewise.
22504 * tree-affine.c (aff_combination_expand): Split out from
22505 tree_to_aff_combination_expand.
22506 (get_inner_reference_aff): New function.
22507 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22508 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22509 (struct lim_aux_data): sm_done field removed.
22510 (mem_ref_loc_p, mem_ref_locs_p): New types.
22511 (struct mem_ref): Added id, stored, accesses_in_loop,
22512 indep_loop, dep_loop, indep_ref, dep_ref fields.
22513 Removed is_stored, locs and next fields.
22514 (memory_accesses): New variable.
22515 (movement_possibility): Do not allow moving statements
22516 that store to memory.
22517 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22519 (determine_max_movement): For statements with memory references,
22520 find the outermost loop in that the reference is independent.
22521 (move_computations_stmt): Mark the virtual operands for renaming.
22522 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22523 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22524 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22525 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22526 create_vop_ref_mapping, analyze_memory_references,
22527 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22528 get_all_locs_in_loop, ref_always_accessed_p,
22529 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22530 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22531 store_motion_loop, store_motion): New functions.
22532 (struct vop_to_refs_elt): New type.
22533 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22534 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22535 (schedule_sm): Replaced by...
22536 (execute_sm): ... this.
22537 (determine_lsm_ref, hoist_memory_references,
22538 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22539 find_more_ref_vops, free_mem_ref, free_mem_refs,
22540 determine_lsm_loop, determine_lsm): Removed.
22541 (tree_ssa_lim_finalize): Free data structures used by store motion.
22542 (tree_ssa_lim): Call analyze_memory_references. Use
22543 store_motion instead of determine_lsm.
22545 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22547 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22548 rename tmake_file to m68hc11/t-m68hc11.
22549 (mcore): Set inhibit_libc to true.
22550 * config.host (alpha*-dec-*vms*): Set extra_programs.
22551 (interix3*): Don't use host_xmake_file.
22552 * configure.ac: Let config.gcc override inhibit_libc.
22553 * configure: Regenerate.
22555 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22556 * config/t-openbsd-thread: Remove commented out lines.
22558 * config/x-interix: Remove.
22560 * config/m68hc11/t-m68hc11-gas: Rename to...
22561 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22563 * config/mcore/t-mcore: Remove T_CFLAGS.
22564 * config/mcore/t-mcore-pe: Likewise.
22566 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22568 * configure.ac: Replace custom __GNU_SOURCE test with
22569 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22570 * aclocal.m4: Regenerate.
22571 * configure: Regenerate.
22572 * config.in: Regenerate.
22574 2008-03-27 Richard Guenther <rguenther@suse.de>
22576 * fold-const.c (target.h): Include.
22577 (fold_comparison): Fold comparison of addresses of decls
22578 that bind locally or of constants. Consolidate address folding code.
22579 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22580 results from fold_binary_to_constant.
22581 (compare_values_warnv): Likewise.
22583 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22585 PR middle-end/35429
22586 * fold-const.c (fold_truthop): Check for integeral types when folding
22587 a == 0 && b == 0 and a != 0 || b != 0 .
22589 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22591 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22593 2008-03-26 Andreas Schwab <schwab@suse.de>
22595 * doc/invoke.texi: Fix use of @item vs. @itemx.
22597 2008-03-26 Tom Tromey <tromey@redhat.com>
22599 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22600 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22601 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22602 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22603 build/genconstants.o, build/genemit.o, build/genextract.o,
22604 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22605 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22608 2008-03-26 Richard Guenther <rguenther@suse.de>
22611 2008-03-26 Richard Guenther <rguenther@suse.de>
22613 * fold-const.c (target.h): Include.
22614 (fold_comparison): Fold comparison of addresses of two decls
22615 that bind locally. Consolidate address folding code.
22617 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22619 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22620 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22621 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22622 dconstsqrt2, dconstthird, dconste and/or dconst10.
22623 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22624 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22625 dconstsqrt2, dconste): Delete.
22626 (init_emit_once): Likewise. Simplify initializing dconstm1.
22628 * real.c (get_real_const): New.
22629 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22630 dconstsqrt2, dconste): Delete.
22631 (real_value_const, get_real_const): New.
22633 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22635 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22637 * config/i386/i386.c (ix86_function_arg_boundary): Check
22638 BIGGEST_ALIGNMENT instead of 128.
22639 (setup_incoming_varargs_64): Likewise.
22641 2008-03-26 Tom Tromey <tromey@redhat.com>
22643 * Makefile.in (DEPFILES): Add missing '/'.
22645 2008-03-26 Richard Guenther <rguenther@suse.de>
22647 * fold-const.c (target.h): Include.
22648 (fold_comparison): Fold comparison of addresses of two decls
22649 that bind locally. Consolidate address folding code.
22651 2008-03-26 Nick Clifton <nickc@redhat.com>
22654 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22655 not allow INT+INT as a legitimate addressing mode.
22657 2008-03-26 Richard Guenther <rguenther@suse.de>
22659 * tree-flow.h (widen_bitfield): Remove declaration.
22660 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22661 (widen_bitfield): Remove function.
22662 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22665 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22668 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22671 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22673 PR rtl-optimization/35232
22674 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22675 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22676 reg_reloaded_call_part_clobbered here.
22677 (reload_regs_reach_end_p): New function.
22678 (reload_reg_rtx_for_input): New variable.
22679 (reload_reg_rtx_for_output): Likewise.
22680 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22681 when reassigning a pseudo register. Load reloadreg from
22682 reload_reg_rtx_for_input, moving the mode and register
22684 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22685 instead of the original when deciding whether an input reload
22686 would be a no-op or whether an output reload can be deleted.
22687 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22688 when setting up new_spill_reg_store. Load it from
22689 reload_reg_rtx_for_output, moving the mode and register
22691 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22692 instead of the original when deciding whether an output reload
22693 would be a no-op. Do the same when modifying insn notes.
22694 Use rtx_equal_p instead of == to compare the registers.
22695 (inherit_piecemeal_p): Take a mode and two register numbers
22697 (emit_reload_insns): Clear new_spill_reg_store for every hard
22698 register in the reload register. Remove spill registers
22699 from reg_reloaded_valid before considering whether to record
22700 inheritance information for them. Use reload_reg_rtx_for_output
22701 instead of reg_rtx when recording output reloads. Use
22702 reload_reg_rtx_for_input instead of reg_rtx when recording
22703 input reloads. Set or clear reg_reloaded_call_part_clobbered
22704 at the same time as setting reg_reloaded_valid.
22705 (delete_output_reload): Add a new_reload_reg parameter and use it
22706 instead of rld[j].reg_rtx.
22707 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22710 2008-03-25 Tom Tromey <tromey@redhat.com>
22712 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22713 (build/genattr.o): Likewise.
22714 (build/genattrtab.o): Likewise.
22715 (build/gencodes.o): Likewise.
22716 (build/genconfig.o): Likewise.
22717 (build/genconstants.o): Likewise.
22718 (build/genemit.o): Likewise.
22719 (build/genextract.o): Likewise.
22720 (build/genflags.o): Likewise.
22722 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22724 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22725 instead of size_int for integer types.
22726 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22727 to match type of MINUS_EXPR.
22729 2008-03-25 Tom Tromey <tromey@redhat.com>
22731 * configure: Rebuilt.
22732 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22735 2008-03-25 Tom Tromey <tromey@redhat.com>
22737 * config/x-solaris (host-solaris.o): Update.
22738 * config/x-linux (host-linux.o): Update.
22739 * config/x-hpux (host-hpux.o): Update.
22740 * config/x-darwin (host-darwin.o): Update.
22741 * config/v850/t-v850e (v850-c.o): Update.
22742 * config/v850/t-v850 (v850-c.o): Update.
22743 * config/t-vxworks (vxworks.o): Update.
22744 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22745 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22746 * config/spu/t-spu-elf (spu-c.o): Update.
22748 * config/sh/t-symbian (sh-c.o): Update.
22749 (symbian.o): Update.
22750 * config/sh/t-sh (sh-c.o): Update.
22751 * config/score/t-score-elf (score7.o, score3.o): Update.
22752 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22753 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22754 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22755 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22756 (rs6000.o): Remove.
22757 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22758 * config/m32c/t-m32c (m32c-pragma.o): Update.
22759 * config/ia64/t-ia64 (ia64-c.o): Update.
22760 * config/i386/x-mingw32 (host-mingw32.o): Update.
22761 * config/i386/x-i386 (driver-i386.o): Update.
22762 * config/i386/x-darwin (host-i386-darwin.o): Update.
22763 * config/i386/x-cygwin (host-cygwin.o): Update.
22764 * config/i386/t-nwld (nwld.o): Update.
22765 * config/i386/t-netware (netware.o): Update.
22766 * config/i386/t-interix (winnt.o): Update.
22767 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22768 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22769 msformat-c.o): Update.
22770 * config/bfin/t-bfin-linux (generated_files): Add
22771 linux-sysroot-suffix.h.
22772 * config/arm/t-wince-pe (pe.o): Update.
22773 * config/arm/t-strongarm-pe (pe.o): Update.
22774 * config/arm/t-pe (pe.o): Update.
22775 * config/arm/t-arm (arm-c.o): Update.
22776 * doc/install.texi (Prerequisites): Require make 3.80.
22777 * Makefile.in: Remove .o targets.
22778 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22779 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22780 (simple_generated_h, simple_generated_c): Move earlier.
22781 (generated_files): New variable.
22782 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22783 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22784 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22785 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22786 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22787 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22788 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22789 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22790 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22791 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22792 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22793 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22795 (COMPILE.base, COMPILE): New variables.
22796 (%.o): New pattern rule.
22797 (ALL_HOST_OBJS): New variable.
22798 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22799 (dummy-checksum.o, cc1-checksum.o): Remove.
22800 (DRIVER_SHLIB): New variable.
22801 (DRIVER_DEFINES): Use it.
22802 (gencondmd.c): Move out of build/.
22803 (s-conditions): Update.
22804 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22805 (ALL_BUILD_OBJS): Likewise.
22806 (build/%.o): Use BUILDCOMPILE.
22807 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22808 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22809 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22810 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22811 build/genconfig.o, build/genconstants.o, build/genemit.o,
22812 build/genextract.o, build/genflags.o, build/genmddeps.o,
22813 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22814 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22815 build/gen-protos.o, build/scan.o, build/fix-header.o,
22816 build/scan-decls.o): Simplify.
22817 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22818 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22819 prefix.o, toplev.o): Reduce to variable setting.
22820 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22821 ($(out_object_file), gcc-options.o): New targets.
22822 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22823 * configure: Rebuilt.
22824 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22825 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22827 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22829 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22830 complain when we hit an error, return ERROR_MARK_NODE.
22832 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22834 * config/sh/constraints.md (Pso, Psz): New constraints.
22835 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22836 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22838 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22840 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22841 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22843 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22845 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22846 (prefetch_sh2a): New.
22848 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22849 Naveen.H.S <naveen.hs@kpitcummins.com>
22851 * config/sh/constraints.md (I28): New constraint.
22852 * config/sh/sh.c (broken_move): Add support for movi20s.
22853 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22855 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22856 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22857 Naveen.H.S <naveen.hs@kpitcummins.com>
22859 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22860 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22861 (print_operand): Handle resbank in %@ operand code.
22862 (sh_encode_section_info): New.
22863 (push_regs): Add conditions for resbank.
22864 (sh_expand_epilogue): Likewise.
22865 (sh_insert_attributes): Likewise.
22866 (sh_attribute_table): Likewise.
22867 (sh_handle_resbank_handler_attribute): New.
22868 (sh2a_handle_function_vector_handler_attribute): New.
22869 (sh2a_is_function_vector_call): New.
22870 (sh2a_get_function_vector_number): New.
22871 (sh2a_function_vector_p): New.
22872 (sh_cfun_resbank_handler_p): New.
22873 * config/sh/sh.md (calli): Emit jsr/n if possible.
22874 (calli_tbr_rel): New.
22875 (calli_pcrel): Emit jsr/n if possible.
22876 (return_i): Emit rts/n if possible.
22877 (call_valuei_tbr_rel): New.
22878 (call_valuei_pcrel): Add condition for SH2A target.
22879 (call_value): Likewise.
22880 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22881 (sh2a_get_function_vector_number): Likewise.
22882 (sh2a_is_function_vector_call): Likewise.
22883 * doc/extend.texi: Document TBR relative addressing of SH2A.
22884 (resbank): Add description for SH2A.
22886 2008-03-24 Richard Guenther <rguenther@suse.de>
22889 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22890 pointer assignments change conversions according to middle-end rules.
22891 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22892 * configure.ac: Include type checking in yes.
22893 * configure: Regenerate.
22895 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22897 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22898 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22900 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22902 * gthr-vxworks.h (UNUSED): Define.
22904 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22906 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22908 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22910 * doc/extend.texi (Function Attributes): Add missing comma in the
22911 example of the "alloc_size" attribute.
22913 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22916 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22918 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22921 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22924 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22925 of the underlying type of a MS bitfield layout to the natural
22926 alignment of the type.
22928 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22930 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22931 to their natural alignment to avoid store forwarding stalls.
22933 2008-03-22 Richard Guenther <rguenther@suse.de>
22935 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22936 For PHI nodes verify the address is invariant.
22937 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22938 (get_symbol_constant_value): Use is_gimple_min_invariant.
22939 (maybe_fold_stmt_indirect): Likewise.
22941 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22943 PR rtl-optimization/33927
22944 * Makefile.in (dse.o): Depend on $(TM_P_H).
22945 * expr.h (extract_low_bits): Declare.
22946 * expmed.c (extract_low_bits): New function.
22947 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22948 * dse.c: Include tm_p.h.
22949 (find_shift_sequence): Remove the read_reg argument and return the
22950 read value. Emit the instructions instead of returning them.
22951 Iterate on new_mode rather than calculating it each time.
22952 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22953 source to NEW_MODE and extract_low_bits to convert the shifted
22954 value to READ_MODE.
22955 (replace_read): Allow the load and store to have different mode
22956 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22957 or extraction instructions before trying the replacement. Update
22958 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22960 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22962 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22963 to their natural alignment to avoid store forwarding stalls.
22965 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22968 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22969 encouraging but not allowing gprs for input;
22970 change the input constraint to !f#r.
22971 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22973 change the output constraint to !f#r.
22975 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22978 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22979 corresponding post-reload splitters.
22980 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22981 when x87 FP math is selected.
22982 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22983 New function prototype.
22984 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22985 unreachable function to ease macroization of insn patterns.
22987 2008-03-21 Martin Jambor <mjambor@suse.cz>
22989 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22990 reference dumps if ddr is NULL or dependence is unknown.
22992 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22994 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22995 unsigned extension into account.
22996 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22997 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22998 Do computations on a scratch register.
23000 2008-03-21 Richard Guenther <rguenther@suse.de>
23002 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23003 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23004 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23005 * tree-ssa-dom.c (record_equality): Likewise.
23006 * tree-inline.c (copy_body_r): Likewise.
23007 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23010 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23012 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23013 as 'delete_unused' argument.
23015 2008-03-20 Richard Guenther <rguenther@suse.de>
23017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23018 special casing of constant qualifiers.
23019 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23020 care about them in general.
23021 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23022 regardless of their type.
23023 (fold_stmt_r): Forcefully fold *& if we end up with that.
23025 2008-03-20 Paul Brook <paul@codesourcery.com>
23027 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23028 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23030 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23032 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23033 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23035 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23037 * common.opt (Wmudflap): New option.
23038 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23039 (mx_register_decls): Likewise.
23040 (mudflap_finish_file): Likewise.
23041 * doc/invoke.texi: Document -Wno-mudflap.
23043 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23045 * c-format.c (replace_format_name_to_system_name): New.
23046 (cmp_attribs): New.
23047 (convert_format_name_to_system_name): New.
23048 (decode_format_attr): Add use of convert_format_name_to_system_name.
23049 (format_types_orig): Add gnu_ prefix to names.
23050 (check_format_info_main): Special treating of \0 escaped names for
23051 supporting multi-character format specifiers as I32, I64.
23052 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23053 (gnu_target_overrides_format_attributes): New.
23054 * c-format.h: Add structure target_ovr_attr to hold
23055 system specific formatter names.
23056 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23057 msformat-c.o file to c_target_objs and cxx_target_objs.
23058 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23059 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23060 (TARGET_N_FORMAT_TYPES): New.
23061 * config/i386/msformat-c.c: New.
23062 * config/i386/t-cygming: Add build rule for msformat-c.o.
23063 * doc/extend.texi: Add new format names gnu_* and ms_* and
23065 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23067 2008-03-20 Ira Rosen <irar@il.ibm.com>
23069 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23070 optimizations turned on under -O3.
23071 (ftree-vectorize): Add that the flag is turned on with -O3.
23073 2008-03-20 Ben Elliston <bje@au.ibm.com>
23075 * regmove.c (try_auto_increment): Fix spelling error in comment.
23076 * final.c (final_scan_insn): Likewise.
23078 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23081 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23082 allocator preferences for "y" and "r" class registers.
23083 ("*mov<mode>_internal"): Ditto.
23084 ("*movv2sf_internal_rex64"): Ditto.
23085 ("*movv2sf_internal"): Ditto.
23087 2008-03-19 Michael Matz <matz@suse.de>
23089 PR middle-end/35616
23090 * calls.c (expand_call): Check overlap of arguments with call
23091 address for sibcalls.
23093 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23096 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23097 of the underlying type of a MS bitfield layout to the natural
23098 alignment of the type.
23100 2008-03-19 Jan Hubicka <jh@suse.cz>
23103 * toplev.c (decode_d_option): Handle all CPP flags.
23104 * tree-vrp.c: Update tree_pass descriptors.
23105 * regrename.c: Update tree_pass descriptors.
23106 * fwprop.c: Update tree_pass descriptors.
23107 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23108 * tree-into-ssa.c: Update tree_pass descriptors.
23109 * tree-dump.c: Update tree_pass descriptors.
23110 * tree-complex.c: Update tree_pass descriptors.
23111 * tree-dump.h: Update tree_pass descriptors.
23112 * see.c: Update tree_pass descriptors.
23113 * cgraphbuild.c: Update tree_pass descriptors.
23114 * tracer.c: Update tree_pass descriptors.
23115 * tree-loop-distribution.c: Update tree_pass descriptors.
23116 * cgraph.c: Update tree_pass descriptors.
23117 * postreload-gcse.c: Update tree_pass descriptors.
23118 * postreload.c: Update tree_pass descriptors.
23119 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23120 * tree-tailcall.c: Update tree_pass descriptors.
23121 * tree-pass.h (tree_opt_pass): Rename to ...
23122 (opt_pass) ... this one; add "type" field and remove letter field.
23123 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23124 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23125 all_lowering_passes): Update declaration.
23126 * ipa-cp.c: Update tree_pass descriptors.
23127 * final.c: Update tree_pass descriptors.
23128 * omp-low.c: Update tree_pass descriptors.
23129 * tree-ssa-dse.c: Update tree_pass descriptors.
23130 * ipa-reference.c: Update tree_pass descriptors.
23131 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23132 * auto-inc-dec.c: Update tree_pass descriptors.
23133 * reorg.c: Update tree_pass descriptors.
23134 * cgraphunit.c: Update tree_pass descriptors.
23135 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23136 * tree-ssa-ccp.c: Update tree_pass descriptors.
23137 * df-core.c: Update tree_pass descriptors.
23138 * mode-switching.c: Update tree_pass descriptors.
23139 * tree-nomudflap.c: Update tree_pass descriptors.
23140 * modulo-sched.c: Update tree_pass descriptors.
23141 * ipa-pure-const.c: Update tree_pass descriptors.
23142 * cse.c: Update tree_pass descriptors.
23143 * web.c: Update tree_pass descriptors.
23144 * tree-stdarg.c: Update tree_pass descriptors.
23145 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23146 * tree-ssa-dom.c: Update tree_pass descriptors.
23147 * tree-nrv.c: Update tree_pass descriptors.
23148 * tree-ssa-alias.c: Update tree_pass descriptors.
23149 * loop-init.c: Update tree_pass descriptors.
23150 * gimple-low.c: Update tree_pass descriptors.
23151 * ipa-inline.c: Update tree_pass descriptors.
23152 * tree-ssa-sink.c: Update tree_pass descriptors.
23153 * global.c: Update tree_pass descriptors.
23154 * ifcvt.c: Update tree_pass descriptors.
23155 * jump.c: Update tree_pass descriptors.
23156 * predict.c: Update tree_pass descriptors.
23157 * tree-ssa-loop.c: Update tree_pass descriptors.
23158 * recog.c: Update tree_pass descriptors.
23159 * dse.c: Update tree_pass descriptors.
23160 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23161 * tree-eh.c: Update tree_pass descriptors.
23162 * regmove.c: Update tree_pass descriptors.
23164 * function.c: Update tree_pass descriptors.
23165 * tree-vectorizer.c: Update tree_pass descriptors.
23166 * gcse.c: Update tree_pass descriptors.
23167 * ipa-type-escape.c: Update tree_pass descriptors.
23168 * tree-if-conv.c: Update tree_pass descriptors.
23169 * init-regs.c: Update tree_pass descriptors.
23170 * ipa.c: Update tree_pass descriptors.
23171 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23172 * rtl-factoring.c: Update tree_pass descriptors.
23173 * lower-subreg.c: Update tree_pass descriptors.
23174 * bt-load.c: Update tree_pass descriptors.
23175 * tree-dfa.c: Update tree_pass descriptors.
23176 * except.c: Update tree_pass descriptors.
23177 * emit-rtl.c: Update tree_pass descriptors.
23178 * cfgexpand.c: Update tree_pass descriptors.
23179 * tree-cfgcleanup.c: Update tree_pass descriptors.
23180 * cfgcleanup.c: Update tree_pass descriptors.
23181 * tree-ssa-pre.c: Update tree_pass descriptors.
23182 * tree-sra.c: Update tree_pass descriptors.
23183 * tree-mudflap.c: Update tree_pass descriptors.
23184 * tree-ssa-copy.c: Update tree_pass descriptors.
23185 * cfglayout.c: Update tree_pass descriptors.
23186 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23187 * tree-ssa-dce.c: Update tree_pass descriptors.
23188 * tree-ssa.c: Update tree_pass descriptors.
23189 * regclass.c: Update tree_pass descriptors.
23190 * integrate.c: Update tree_pass descriptors.
23191 * tree-optimize.c: Update tree_pass descriptors.
23192 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23193 * tree-object-size.c: Update tree_pass descriptors.
23194 * combine.c: Update tree_pass descriptors.
23195 * tree-outof-ssa.c: Update tree_pass descriptors.
23196 * bb-reorder.c: Update tree_pass descriptors.
23197 * stack-ptr-mod.c: Update tree_pass descriptors.
23198 * var-tracking.c: Update tree_pass descriptors.
23199 * tree-profile.c: Update tree_pass descriptors.
23200 * tree-vect-generic.c: Update tree_pass descriptors.
23201 * reg-stack.c: Update tree_pass descriptors.
23202 * sched-rgn.c: Update tree_pass descriptors.
23203 * tree-ssa-structalias.c: Update tree_pass descriptors.
23204 * tree-cfg.c: Update tree_pass descriptors.
23205 * passes.c (current_pass): Update declaration.
23206 (finish_optimization_passes): Update.
23207 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23208 (register_one_dump_file, register_dump_files_1, next_pass_1):
23210 (init_optimization_passes): Update handling of new types.
23211 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23212 * ipa-struct-reorg.c: Update tree_pass descriptors.
23213 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23214 * combine-stack-adj.c: Update tree_pass descriptors.
23215 * cfgrtl.c: Update tree_pass descriptors.
23216 * dce.c: Update tree_pass descriptors.
23217 * tree-ssanames.c: Update tree_pass descriptors.
23219 2008-03-19 Richard Guenther <rguenther@suse.de>
23221 PR middle-end/35609
23222 * tree-ssa.c (walk_data): New structure.
23223 (warn_uninitialized_var): If not always_executed warn with "maybe"
23225 (execute_early_warn_uninitialized): Compute post-dominators.
23226 Initialize always_executed before processing each basic block.
23228 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23231 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23232 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23234 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23236 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23238 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23240 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23242 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23243 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23244 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23245 target after ignore has been set, and move there also the commputation
23246 of subtarget and original_target.
23247 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23248 (LANG_HOOKS_INITIALIZER): Remove it.
23249 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23251 2008-03-18 Richard Guenther <rguenther@suse.de>
23253 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23254 found an expression with constants, note that in the VN for the lhs.
23255 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23256 fold them to constants if possible. Run cleanup_cfg if done so.
23257 (execute_pre): Return todo.
23258 (do_pre): Likewise.
23259 (execute_fre): Likewise.
23260 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23262 (get_prop_source_stmt): Look through pointer conversions.
23264 2008-03-18 Jan Hubicka <jh@suse.cz>
23266 * tree-pretty-print.c: Include predict.h.
23267 (dump_generic_node): Dump predictor.
23268 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23269 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23270 * gimple-low.c (lower_stmt): Likewise.
23271 * expr.c (expand_expr_real): Likewise.
23272 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23274 (build_predict_expr, build_predict_expr): New.
23275 * predict.h (predictor_name, build_predict_expr): Update.
23276 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23277 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23278 * predict.def (PRED_CONTINUE): Update hitrate.
23279 * tree.def (PREDICT_EXPR): Define.
23280 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23281 do not handle BIND_EXPR.
23282 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23283 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23284 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23287 2008-03-18 Michael Matz <matz@suse.de>
23289 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23291 2008-03-18 Richard Guenther <rguenther@suse.de>
23293 * tree-gimple.h (is_gimple_invariant_address): Declare.
23294 (is_gimple_constant): Likewise.
23295 * tree-gimple.c (is_gimple_constant): New function.
23296 (is_gimple_invariant_address): Likewise.
23297 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23298 and is_gimple_invariant_address.
23299 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23301 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23302 an addressable base.
23304 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23306 PR middle-end/35611
23307 * gimplify.c (gimplify_expr): Gimplify second operand of
23310 2008-03-17 Richard Guenther <rguenther@suse.de>
23312 PR tree-optimization/19637
23313 * fold-const.c (fold_unary): Remove restrictions of removing
23314 intermediate pointer-conversions (P2)(P1)P0.
23315 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23316 conversion to void pointer.
23317 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23319 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23322 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23323 emulated thread local variables.
23325 2008-03-16 Richard Guenther <rguenther@suse.de>
23327 PR middle-end/35607
23328 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23329 expand TREE_INVARIANT operations that are not gimple invariant.
23331 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23333 * doc/extend.texi (Alignment): Say that the ABI controls
23334 the __alignof__ for non-strict-alignment targets rather
23335 than being a recommendation.
23337 2008-03-15 Paul Brook <paul@codesourcery.com>
23339 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23341 (arm_output_fn_unwind): Mark functions that can not be unwound.
23343 2008-03-15 Paul Brook <paul@codesourcery.com>
23345 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23346 extension instructions.
23348 2008-03-15 Richard Guenther <rguenther@suse.de>
23350 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23351 and fold constant aggregate refs.
23352 (fold_const_aggregate_ref): Handle string constants
23353 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23354 (evaluate_stmt): Simplify now that ccp_fold folds constant
23357 2008-03-15 Paul Brook <paul@codesourcery.com>
23359 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23360 (extzv): Use gen_extzv_t2.
23361 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23363 2008-03-15 Richard Guenther <rguenther@suse.de>
23365 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23366 (fold_const_aggregate_ref): Likewise.
23367 (get_value): Return NULL if we don't have any values.
23368 (ccp_finalize): Set const_val to NULL after freeing it.
23369 * tree-flow.h (get_symbol_constant_value): Declare.
23370 (fold_const_aggregate_ref): Likewise.
23371 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23373 2008-03-15 Richard Guenther <rguenther@suse.de>
23375 PR middle-end/35593
23376 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23377 to not produce negative array indices if not allowed. Add
23378 parameter to indicate that.
23379 (maybe_fold_offset_to_component_ref): Allow negative array
23380 indices only for the first member of a structure.
23381 (maybe_fold_offset_to_reference): Allow negative array indices.
23382 (maybe_fold_stmt_addition): Likewise.
23384 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23385 Anatoly Sokolov <aesok@post.ru>
23387 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23388 (avr_arch): Add ARCH_AVR6.
23389 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23390 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23391 instead of fixed value 2.
23392 (print_operand_address): Use gs() asm specifier instead of pm().
23393 (avr_assemble_integer): (Ditto.).
23394 (avr_output_addr_vec_elt): (Ditto.).
23395 (print_operand): Handle "!" code.
23396 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23397 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23398 (AVR_HAVE_EIJMP_EICALL): Define.
23399 (AVR_3_BYTE_PC): Redefine.
23400 (AVR_2_BYTE_PC): (Ditto.).
23401 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23402 (LINK_SPEC): Add atmega2560 and atmega2561.
23403 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23405 * config/avr/avr.md (call_insn): Use eicall instead of icall
23406 for 3 byte PC devices.
23407 (call_value_insn): (Ditto.).
23408 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23409 (indirect_jump): Use only for for 2 byte PC devices.
23410 (*tablejump): (Ditto.).
23411 (*indirect_jump_avr6): Add insn.
23412 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23413 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23414 instead of ijmp for 3 byte PC devices.
23415 (__tablejump2__): (Ditto.).
23416 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23417 (MULITLIB_DIRNAMES): (Ditto.).
23418 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23420 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23422 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23423 "sse2_umulsidi3". Use V1DI mode for operand 0.
23424 ("mmx_psadbw"): Use V1DI mode for operand 0.
23425 * config/i386/i386-modes.def (V1SI): New vector mode.
23426 * config/i386/i386.c (struct builtin_description)
23427 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23428 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23429 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23430 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23431 v1di_ftype_v8qi_v8qi type.
23432 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23434 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23435 __builtin_ia32_pmuludq]: Fix the mode of return value.
23437 2008-03-15 Richard Guenther <rguenther@suse.de>
23439 PR middle-end/35595
23440 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23443 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23445 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23446 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23447 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23448 unless TARGET_SERIALIZE_VOLATILE is enabled.
23449 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23450 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23451 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23453 2008-03-14 Richard Guenther <rguenther@suse.de>
23455 PR tree-optimization/34172
23456 * tree-flow.h (refs_may_alias_p): Declare.
23457 (get_single_def_stmt): Likewise.
23458 (get_single_def_stmt_from_phi): Likewise.
23459 (get_single_def_stmt_with_phi): Likewise.
23460 * tree-dfa.c (refs_may_alias_p): New function.
23461 (get_single_def_stmt): Likewise.
23462 (get_single_def_stmt_from_phi): Likewise.
23463 (get_single_def_stmt_with_phi): Likewise.
23464 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23465 (vn_reference_lookup_1): New helper function.
23466 (vn_reference_lookup): Walk the virtual use-def chain to
23467 continue searching for a match if the def does not alias the
23468 reference we are looking for.
23470 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23472 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23473 archive and Perzl. Update The Written Word listing.
23475 2008-03-14 Richard Guenther <rguenther@suse.de>
23477 PR tree-optimization/34043
23478 PR tree-optimization/33989
23479 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23481 (bitmap_find_leader): Use extra argument to verify dominance
23482 relationship inside a basic-block.
23483 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23484 (find_leader_in_sets): Adjust.
23485 (create_component_ref_by_pieces): Take extra argument for
23486 dominance check, handle lookup failures.
23487 (find_or_generate_expression): Likewise.
23488 (create_expression_by_pieces): Likewise.
23489 (insert_into_preds_of_block): Adjust.
23490 (create_value_expr_from): If asked for, verify all operands
23491 are in the blocks AVAIL_OUT set.
23492 (make_values_for_stmt): Check for SSA_NAMEs that are life
23493 over an abnormal edge.
23494 (compute_avail): Remove such check.
23495 (do_SCCVN_insertion): New function.
23496 (eliminate): If we do not find a leader suitable for replacement
23497 insert a replacement expression from SCCVN if available.
23498 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23499 (struct vn_ssa_aux): Add needs_insertion flag.
23500 * tree-ssa-sccvn.c (may_insert): New global flag.
23501 (copy_reference_ops_from_ref): Value-number union member access
23502 based on its size, not type and member if insertion is allowed.
23503 (visit_reference_op_load): For a weak match from union type
23504 punning lookup a view-converted value and insert a SSA_NAME
23505 for that value if that is not found.
23506 (visit_use): Make dumps shorter. Do not disallow value numbering
23507 SSA_NAMEs that are life over an abnormal edge to constants.
23508 (free_scc_vn): Release inserted SSA_NAMEs.
23509 (run_scc_vn): New flag to specify whether insertion is allowed.
23510 Process SSA_NAMEs in forward order.
23511 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23512 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23513 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23514 pointer type to/from integral types that do not change the
23515 precision to regular conversions.
23517 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23519 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23520 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23521 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23522 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23523 input arguments and the mode of return value. Built-in functions
23524 that operate on whole 64-bit MMX register now use V1DI mode.
23526 2008-03-13 Alon Dayan <alond@il.ibm.com>
23527 Olga Golovanevsky <olga@il.ibm.com>
23529 PR tree-optimization/35041
23530 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23531 to locate the right position in a statement.
23533 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23537 * config/i386/xmmintrin.h: Change all static inline functions to
23538 extern inline and add __gnu_inline__ attribute.
23539 * config/i386/bmintrin.h: Ditto.
23540 * config/i386/smmintrin.h: Ditto.
23541 * config/i386/tmmintrin.h: Ditto.
23542 * config/i386/mmintrin-common.h: Ditto.
23543 * config/i386/ammintrin.h: Ditto.
23544 * config/i386/emmintrin.h: Ditto.
23545 * config/i386/pmmintrin.h: Ditto.
23546 * config/i386/mmintrin.h: Ditto.
23547 * config/i386/mm3dnow.h: Ditto.
23549 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23551 PR middle-end/35185
23552 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23553 (lower_omp_2): New function.
23554 (lower_omp_1, lower_omp): Rewritten.
23556 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23559 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23560 with the phrase "Microsoft Windows compilers".
23561 (Push/Pop Macro Pragmas): New subsection. Document
23562 #pragma push_macro and pragma pop_macro.
23564 2008-03-12 Paul Brook <paul@codesourcery.com>
23566 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23568 2008-03-12 Paul Brook <paul@codesourcery.com>
23570 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23571 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23572 (thumb2_addsi_shortim): Rename ...
23573 (thumb2_addsi_short): ... to this. Allow register operands.
23574 (thumb2_subsi_short): New pattern.
23575 (thumb2_one_cmplsi2_short,
23576 thumb2_negsi2_short): New patterns and peepholes.
23578 2008-03-12 Paul Brook <paul@codesourcery.com>
23580 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23582 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23584 * config/i386/i386.md (int_cond): New code iterator.
23586 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23587 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23588 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23589 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23590 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23591 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23592 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23593 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23595 2008-03-12 Paul Brook <paul@codesourcery.com>
23597 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23598 instead of {arm,thumb}_compute_save_reg_mask.
23599 (output_return_instruction): Ditto.
23600 (thumb_unexpanded_epilogue): Ditto.
23601 (thumb1_expand_prologue): Ditto.
23602 (thumb1_output_function_prologue): Ditto.
23603 (arm_set_return_address): Ditto.
23604 (thumb_set_return_address): Ditto.
23605 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23606 regs to achieve stack alignment.
23607 (thumb1_compute_save_reg_mask): Fix compiler warning.
23608 (arm_output_epilogue): Use offsets->saved_regs_mask.
23609 Adjust stack pointer by poping call clobered registers.
23610 (arm_expand_prologue): Use offsets->saved_regs_mask.
23611 Adjust stack pointer by pushing extra registers.
23612 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23614 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23617 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23618 conversion to the operands of a multiplication.
23620 2008-03-12 Richard Guenther <rguenther@suse.de>
23622 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23623 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23624 * timevar.def (TV_TREE_PHIPROP): Add.
23625 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23626 pass description. Use TV_TREE_PHIPROP.
23627 * tree-ssa-forwprop.c: Remove phiprop code.
23629 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23631 PR middle-end/35549
23632 * omp-low.c (maybe_lookup_decl): Constify first argument.
23633 (use_pointer_for_field): Change last argument from bool to
23634 omp_context *. Disallow shared copy-in/out in nested
23635 parallel if decl is shared in outer parallel too.
23636 (build_outer_var_ref, scan_sharing_clauses,
23637 lower_rec_input_clauses, lower_copyprivate_clauses,
23638 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23640 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23641 Ira Rosen <irar@il.ibm.com>
23643 * tree-vectorizer.c (free_stmt_vec_info): New function.
23644 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23645 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23646 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23647 * tree-vect-transform.c (vectorizable_conversion): Free
23648 vec_oprnds0 if it was allocated.
23649 (vect_permute_store_chain): Remove unused VECs.
23650 (vectorizable_store): Free VECs that are allocated in the..
23652 (vect_transform_strided_load, vectorizable_load): Likewise.
23653 (vect_remove_stores): Simplify the code.
23654 (vect_transform_loop): Move code to vect_remove_stores().
23655 Call vect_remove_stores() and free_stmt_vec_info().
23657 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23659 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23660 TARGET_HPUX. Revise comment.
23661 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23662 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23663 Use sr4 variant of `be' instruction when not generating PIC code.
23664 (attr_length_call): Adjust for above change.
23666 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23668 * ipa-reference.c (static_execute): Remove module_statics_const and
23669 associated setting code.
23671 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23674 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23675 predicate for operand 1.
23676 (paritysi2_cmp): Use register_operand predicate for operand 2.
23677 Use earlyclobber modifier for operand 1. Remove support for
23679 (paritydi2_cmp): Use register_operand predicate for operand 3.
23680 Use earlyclobber modifier for operand 1. Remove support for
23683 2008-03-11 Paul Brook <paul@codesourcery.com>
23684 Vladimir Prus <vladimir@codesourcery.com>
23686 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23687 (arm_compute_save_reg0_reg12_mask): Always
23688 check if register 11 must be saved. Always safe hard frame pointer
23689 when frame_pointer_needeed.
23690 (arm_compute_save_reg_mask): Save IP and PC
23691 only with apcs frames.
23692 (arm_output_epilogue): Adjust Thumb2 codepath to
23693 be also invoked and work for ARM non-apcs frames.
23694 (arm_expand_prologue): Don't bother saving IP
23695 for non-apcs frame, since it's not clobbered by
23696 prologue code. Implement non-apcs frame
23699 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23701 PR rtl-optimization/35281
23702 * expr.c (convert_move): Use a new pseudo for the intermediate
23703 from_mode->word_mode result.
23705 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23707 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23708 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23709 * toplev.c (compile_file): Don't call it.
23711 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23713 PR middle-end/35526
23714 * expr.c (store_expr): Call emit_block_move if the mode
23715 of "temp" RTX is BLKmode.
23717 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23718 Richard Guenther <rguenther@suse.de>
23720 PR tree-optimization/31358
23721 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23722 the step with a NULL_TREE.
23723 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23724 to sizetype if type is a pointer type.
23725 (add_candidate_1): Don't convert the base and step to
23726 the generic type if the orginal type is a pointer type.
23727 (add_iv_value_candidates): Use sizetype for the step
23728 if type is a pointer type.
23729 (cand_value_at): Likewise.
23730 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23732 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23733 Don't convert the tem affine to the type.
23734 (add_elt_to_tree): Use sizetype for the step if a pointer.
23735 Use POINTER_PLUS_EXPR for pointers.
23736 (aff_combination_to_tree): Use sizetype for the step if a
23739 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23741 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23742 Remove commutativity hint.
23744 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23748 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23749 errorneous type. Check that v is a VAR_DECL.
23751 PR middle-end/35099
23752 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23754 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23756 PR tree-optimization/35494
23757 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23758 may be overriden at link and run time.
23760 2008-03-10 Richard Guenther <rguenther@suse.de>
23762 PR tree-optimization/34677
23763 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23764 (poolify_tree): Likewise.
23765 (modify_expr_template): Likewise.
23766 (poolify_modify_stmt): Likewise.
23767 (insert_fake_stores): Handle all component-ref style stores
23768 in addition to INDIRECT_REF. Also handle complex types.
23769 Do not poolify the inserted load.
23770 (realify_fake_stores): Do not rebuild the tree but only
23771 make it a SSA_NAME copy.
23772 (init_pre): Remove initialzation of modify_expr_template.
23773 Do not allocate modify_expr_node_pool.
23774 (fini_pre): Do not free modify_expr_node_pool.
23776 2008-03-10 Paul Brook <paul@codesourcery.com>
23778 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23779 to avoid conflicts.
23781 2008-03-10 Paul Brook <paul@codesourcery.com>
23782 Mark Shinwell <shinwell@codesourcery.com>
23784 * config/arm/cortex-r4.md: New.
23785 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23787 * config/arm/arm.md: Include cortex-r4.md.
23788 (insn): Add smmls, sdiv and udiv values.
23789 (generic_sched): Don't use generic scheduling for Cortex-R4.
23790 (arm_issue_rate): New function.
23791 (TARGET_SCHED_ISSUE_RATE): Define.
23793 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23795 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23797 2008-03-10 Richard Guenther <rguenther@suse.de>
23799 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23800 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23802 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23804 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23805 Set default to true.
23807 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23809 * c.opt (Wsynth): Deprecate.
23810 * doc/invoke.texi (Option Summary, Warning Options): Document
23811 -Wno-format-contains-nul.
23813 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23816 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23817 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23819 2008-03-09 Ira Rosen <irar@il.ibm.com>
23821 * config/rs6000/rs6000.c (builtin_description): Rename vector
23822 left shift operations.
23823 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23824 (altivec_vsl<VI_char>): Rename to ...
23825 (ashl<mode>3): ... new name.
23826 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23828 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23830 2008-03-08 Richard Guenther <rguenther@suse.de>
23832 * coverage.h (tree_coverage_counter_addr): Declare.
23833 * coverage.c (tree_coverage_counter_addr): New function.
23834 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23835 before using again.
23836 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23837 (tree_gen_one_value_profiler): Likewise.
23838 (tree_gen_ic_profiler): Likewise.
23839 (tree_gen_average_profiler): Likewise.
23840 (tree_gen_ior_profiler): Likewise.
23842 2008-03-08 Richard Guenther <rguenther@suse.de>
23844 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23845 (vn_binary_op_insert): Likewise.
23846 (vn_unary_op_lookup): Likewise.
23847 (vn_unary_op_insert): Likewise.
23848 (vn_nary_op_lookup): Declare.
23849 (vn_nary_op_insert): Likewise.
23850 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23851 and binary hashes, use a single obstack for unary_op_pool
23852 and binary_op_pool.
23853 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23854 a single struct vn_nary_op_s. Store tree code length and
23855 a variable number of operands.
23856 (struct vn_reference_op_struct): Remove unused op2.
23857 (vn_reference_op_eq): Do not compare op2.
23858 (vn_reference_op_compute_hash): Do not compute hash of op2.
23859 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23860 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23861 with vn_nary_op_compute_hash.
23862 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23863 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23865 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23867 (visit_unary_op): Call nary functions.
23868 (visit_binary_op): Likewise.
23869 (process_scc): Adjust for struct vn_tables_s changes.
23870 (allocate_vn_table): Likewise.
23871 (free_vn_table): Likewise.
23872 * tree-vn.c (vn_add): Call nary functions.
23873 (vn_lookup): Likewise.
23875 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23878 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23879 wdst back after sync_compare_and_swapqhi_internal.
23881 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23884 * config/i386/i386-modes.def (V1DI): New vector mode.
23885 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23886 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23887 (MMXMODE248): Ditto.
23888 (MMXMODE): Add V1DI mode.
23889 (mmxvecsize): Change DI mode to V1DI mode.
23890 ("mov<mode>): Use MMXMODEI8 mode iterator.
23891 ("*mov<mode>_internal_rex64"): Ditto.
23892 ("*mov<mode>_internal"): Ditto.
23893 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23894 ("mmx_sub<mode>3"): Ditto.
23895 ("mmx_adddi3"): Remove insn pattern.
23896 ("mmx_subdi3"): Ditto.
23897 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23898 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23899 ("mmx_ashl<mode>3"): Ditto.
23900 ("mmx_lshrdi3"): Remove insn pattern.
23901 ("mmx_ashldi3"): Ditto.
23902 * config/i386/i386.c (classify_argument): Handle V1DImode.
23903 (function_arg_advance_32): Ditto.
23904 (function_arg_32): Ditto.
23905 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23906 mmx_addv1di3 insn pattern.
23907 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23908 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23909 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23910 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23911 Remove definitions of built-in functions.
23912 (V1DI_type_node): New node.
23913 (v1di_ftype_v1di_int): Ditto.
23914 (v1di_ftype_v1di_v1di): Ditto.
23915 (v2si_ftype_v2si_si): Ditto.
23916 (v4hi_ftype_v4hi_di): Remove node.
23917 (v2si_ftype_v2si_di): Ditto.
23918 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23919 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23920 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23921 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23922 Add new builtins using def_builtin_const.
23923 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23924 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23925 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23926 * config/i386/mmintrin.h (__v1di): New typedef.
23927 (_mm_add_si64): Cast arguments to __v1di type.
23928 (_mm_sub_si64): Ditto.
23929 (_mm_sll_pi16): Cast __count to __v4hi type.
23930 (_mm_sll_pi32): Cast __count to __v2si type.
23931 (_mm_sll_si64): Cast arguments to __v1di type.
23932 (_mm_srl_pi16): Cast __count to __v4hi type.
23933 (_mm_srl_pi32): Cast __count to __v2si type.
23934 (_mm_srl_si64): Cast arguments to __v1di type.
23935 (_mm_sra_pi16): Cast __count to __v4hi type.
23936 (_mm_sra_pi32): Cast __count to __v2si type.
23937 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23938 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23939 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23940 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23941 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23942 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23943 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23944 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23945 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23946 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23947 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23948 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23950 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23952 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23954 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23957 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23958 reg+const addressing for Altivec modes. Don't generate reg+reg
23959 addressing for TFmode or TDmode quantities.
23961 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23963 * c-common.c (vector_types_convertible_p): Call langhook
23964 instead of comptypes.
23966 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23969 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23970 integral and scalar float variables which have a
23973 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23975 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23976 dwarf_register_span hook when emitting unwind information for
23977 register-to-memory saves.
23978 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23979 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23981 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23983 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23984 for the same VAR_DECL.
23986 2008-03-06 Tom Tromey <tromey@redhat.com>
23988 * treelang: Delete.
23989 * doc/standards.texi (Standards): Don't mention treelang.
23990 * doc/invoke.texi (Overall Options): Don't mention treelang.
23991 * doc/install.texi (Prerequisites): Don't mention bison or
23993 (Configuration): Don't mention treelang.
23994 (Building): Likewise.
23995 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23997 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23999 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24000 word-extractions out of a multi-word object.
24002 2008-03-06 Richard Guenther <rguenther@suse.de>
24004 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24005 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24006 result type and precision.
24007 * expr.c (get_inner_reference): Set unsignedp based on the result
24008 type of BIT_FIELD_REF.
24009 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24010 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24011 (try_instantiate_multiple_fields): Likewise. Use the correct type
24013 (sra_build_assignment): Likewise.
24014 (sra_build_elt_assignment): Likewise.
24015 (sra_explode_bitfield_assignment): Likewise.
24016 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24017 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24018 set BIT_FIELD_REF_UNSIGNED.
24019 (vectorizable_load): Likewise.
24021 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24023 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24026 2008-03-06 Richard Guenther <rguenther@suse.de>
24028 * alias.c (struct alias_set_entry): Move has_zero_child field
24029 to pack with alias_set.
24031 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24033 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24036 2008-03-05 Ian Lance Taylor <iant@google.com>
24038 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24040 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24042 * fwprop.c (update_df): Support width and offset parameters of
24044 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24045 global_conflicts): Change DF_REF_EXTRACT to either
24046 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24047 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24048 * df-scan.c (df_ref_record, df_defs_record,
24049 df_ref_create_structure, df_def_record_1, df_uses_record,
24050 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24051 df_bb_refs_collect, df_entry_block_defs_collect,
24052 df_exit_block_uses_collect): Support new width and offset fields.
24053 (ref_extract_pool): New storage pool.
24054 (df_free_ref): New function.
24055 (df_reg_chain_unlink, df_free_collection_rec,
24056 df_sort_and_compress_refs): Call df_free_ref.
24057 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24059 (df_ref_create_structure): Allocate df_ref_extract if offset and
24060 width fields are used.
24061 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24062 (df_uses_record): Get offset and width from ZERO_EXTRACT
24064 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24065 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24066 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24067 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24068 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24069 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24070 (df_ref_extract): New structure.
24071 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24072 (df_ref_create): Add width and offset parameters.
24074 2008-03-05 Richard Guenther <rguenther@suse.de>
24076 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24077 Use ranges_overlap_p.
24078 (offset_overlaps_with_access): Rename
24079 to ranges_overlap_p and move ...
24080 * tree-flow-inline.h (ranges_overlap_p): ... here.
24082 * tree.h (get_inner_reference, handled_component_p): Update
24085 * tree.h (record_component_aliases, get_alias_set,
24086 alias_sets_conflict_p, alias_sets_must_conflict_p,
24087 objects_must_conflict_p): Move declarations ...
24088 * alias.h (record_component_aliases, get_alias_set,
24089 alias_sets_conflict_p, alias_sets_must_conflict_p,
24090 objects_must_conflict_p): ... here.
24091 Include coretypes.h.
24092 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24094 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24096 * cfg.c: Include tree-flow.h.
24097 (remove_edge_raw): Call redirect_edge_var_map_clear.
24098 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24099 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24100 (redirect_edge_var_map_result): New.
24101 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24102 PENDING_STMT use with redirect_edge_var_map_*.
24103 * tree-ssa.c (edge_var_maps): New definition.
24104 (redirect_edge_var_map_add): New.
24105 (redirect_edge_var_map_clear): New.
24106 (redirect_edge_var_map_dup): New.
24107 (redirect_edge_var_map_vector): New.
24108 (redirect_edge_var_map_destroy): New.
24109 (ssa_redirect_edge): Replace PENDING_STMT use with
24110 redirect_edge_var_map_*.
24111 (flush_pending_stmts): Same.
24112 (delete_tree_ssa): Destroy edge var map.
24113 * tree-flow.h (struct _edge_var_map): New.
24114 Define edge_var_map vector type.
24115 Declare redirect_edge_var_map_* prototypes.
24116 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24117 * tree-cfg.c (reinstall_phi_args): Replace
24118 PENDING_STMT use with redirect_edge_var_map_*.
24120 2008-03-05 Richard Guenther <rguenther@suse.de>
24122 PR tree-optimization/35472
24123 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24124 whose single use_stmt has a overlapping set of loaded and
24125 stored symbols as that use_stmt might be a noop assignment then.
24127 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24129 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24131 2008-03-05 Richard Guenther <rguenther@suse.de>
24134 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24135 should be constants.
24136 * tree-cfg.c (verify_expr): Verify it.
24137 * fold-const.c (fold_truthop): Remove code generating
24138 BIT_FIELD_REFs of structure bases.
24139 (fold_binary): Likewise.
24140 (fold_ternary): Position and size of BIT_FIELD_REFs are
24141 always host integers.
24142 (make_bit_field_ref): Remove.
24143 (optimize_bit_field_compare): Remove.
24144 (all_ones_mask_p): Remove.
24146 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24149 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24150 (split_block_and_df_analyze): New. Split basic block and rebuild
24152 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24154 (split_pattern_seq): Likewise.
24155 (erase_matching_seqs): Likewise.
24156 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24158 2008-03-04 Geoff Keating <geoffk@apple.com>
24160 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24161 declaration and code.
24162 (tree_invalid_nonnegative_warnv_p): Likewise.
24164 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24166 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24167 examples. Truncate option-names then causing overfull hbox.
24169 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24172 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24174 * configure: Rebuilt.
24176 2008-03-04 Rafael Espíndola <espindola@google.com>
24178 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24179 (tree_unary_nonnegative_warnv_p): New.
24180 (tree_binary_nonnegative_warnv_p): New.
24181 (tree_single_nonnegative_warnv_p): New.
24182 (tree_invalid_nonnegative_warnv_p): New.
24183 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24185 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24188 * opts.c (handle_option): Postpone 'unknown option' errors only for
24191 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24194 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24197 2008-03-04 Rafael Espíndola <espindola@google.com>
24199 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24200 (tree_binary_nonzero_warnv_p): New.
24201 (tree_single_nonzero_warnv_p): New.
24202 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24204 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24206 PR middle-end/35456
24207 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24208 transformations for modes that have signed zeros.
24209 * ifcvt.c (noce_try_abs): Ditto.
24211 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24213 * config/i386/i386.c (override_options): Force
24214 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24216 2008-03-04 Jan Hubicka <jh@suse.cz>
24219 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24222 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24224 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24225 label to probe the stack.
24227 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24229 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24230 (__gthr_win32_mutex_destroy): Declare.
24231 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24232 __gthr_win32_mutex_destroy.
24233 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24235 2008-03-03 Jan Hubicka <jh@suse.cz>
24238 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24239 aggressive on inlining cold calls.
24241 2008-03-03 Richard Guenther <rguenther@suse.de>
24243 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24244 struct copies into the expression table.
24245 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24246 (try_to_simplify): Likewise.
24247 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24248 integral and pointer arguments which do not change the
24249 precision to NOP_EXPRs.
24250 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24251 VIEW_CONVERT_EXPR case.
24253 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24255 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24256 defined in a loop at depth 0 is invariant.
24257 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24258 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24259 be called at loop depth 0.
24261 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24264 * gcc.c (process_command): Update copyright notice dates.
24265 * gcov.c (print_version): Likewise.
24266 * gcov-dump.c (print_version): Likewise.
24267 * mips-tfile.c (main): Likewise.
24268 * mips-tdump.c (main): Likewise.
24270 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24273 * c-common.c (flag_permissive): Delete.
24274 (constant_expression_warnings): Check flags first.
24275 (constant_expression_error): New.
24276 * c-common.h (flag_permissive): Delete.
24277 (constant_expression_error): Declare.
24278 * flags.h (flag_permissive): Declare. Update description.
24279 * diagnostic.c (pedwarn): Update.
24281 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24282 (permissive_error_kind): New.
24283 * toplev.c (flag_permissive): Define. Update description.
24284 * toplev.h (permissive_error_kind): Declare.
24285 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24286 (pedwarn_c90): Use pedantic_warning_kind.
24287 * c-opts.c (c_common_post_options): flag_permissive does not affect
24288 flag_pedantic_errors.
24290 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24292 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24293 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24294 __absvsi2, __absvDI2): Use unsigned arithmetic.
24296 2008-03-02 Andi Kleen <ak@suse.de>
24297 Richard Guenther <rguenther@suse.de>
24299 * struct-equiv.c: Remove file.
24300 * cfg_cleanup.c (condjump_equiv_p): Remove.
24301 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24302 (struct-equiv.o): Remove rule.
24303 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24304 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24305 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24307 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24309 * ifcvt.c (noce_process_if_block): Try to handle only the then
24310 block if the else block exists but isn't suitable.
24312 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24315 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24316 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24317 regression from previous patch.
24319 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24322 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24324 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24325 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24326 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24327 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24328 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24329 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24330 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24331 (__gthread_mutex_destroy_function): Rename to
24332 __gthread_mutex_destroy.
24333 * gthr-dce.h (__gthread_mutex_destroy): Call
24334 pthread_mutex_destroy.
24335 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24336 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24337 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24339 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24341 * df-scan.c (df_ref_chain_change_bb): Simplify.
24342 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24343 set_block_for_insn if there's any change.
24344 * df.h ((df_insn_change_bb): Fix prototype.
24345 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24346 df_insn_change_bb, don't call set_block_for_insn.
24347 * emit-rtl.c (reorder_insns): Likewise.
24348 * haifa-sched.c (move_insn): Likewise.
24350 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24352 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24354 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24356 * tree-flow-inline.h (next_readonly_imm_use): Return
24357 NULL_USE_OPERAND_P after the end.
24359 2008-03-01 Richard Guenther <rguenther@suse.de>
24361 PR tree-optimization/35411
24362 * tree-sra.c (sra_build_assignment): Split conversion to
24363 final type to a separate statement if we are not assigning
24366 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24368 * fold-const.c (fold_convertible_p): Correct the logic to follow
24369 that in fold_convert().
24371 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24374 * tree-inline.c (build_duplicate_type): When we make a
24375 duplicate type, make it unique in the canonical types system.
24377 2008-02-29 Tom Tromey <tromey@redhat.com>
24379 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24380 input_file_stack_history, input_file_stack_restored): Remove.
24381 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24382 * input.h (struct file_stack): Remove.
24383 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24384 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24386 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24388 (diagnostic_last_module_changed): Add 'map' argument.
24389 (diagnostic_set_last_function): Likewise.
24390 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24391 line map, not input_file_stack.
24392 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24394 2008-02-29 Paul Brook <paul@codesourcery.com>
24396 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24398 2008-02-29 Paul Brook <paul@codesourcery.com>
24400 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24402 2008-02-29 Richard Guenther <rguenther@suse.de>
24404 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24406 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24407 value for comparing for a store match.
24408 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24409 (try_to_simplify): Do not do a full-blown reference lookup.
24411 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24413 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24414 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24416 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24418 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24420 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24421 strides against cache sizes.
24423 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24425 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24428 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24430 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24431 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24432 is smaller than the original promoted value.
24433 (simplify_subreg): If OP is a SUBREG, try to preserve its
24434 SUBREG_PROMOTED_VAR_P information.
24436 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24438 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24439 (VN_INFO_GET): Allocate new objects on the obstack.
24440 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24441 for rpo_numbers_temp, for consistency.
24442 (free_scc_vn): Free the obstack.
24444 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24446 * doc/invoke.texi: Document -ftree-loop-distribution.
24447 * tree-loop-distribution.c: New.
24448 * tree-pass.h (pass_loop_distribution): New.
24449 * graphds.h (struct graph): Add htab_t indices.
24450 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24451 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24452 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24453 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24454 * tree-data-ref.c (debug_data_dependence_relations): New.
24455 (dump_data_dependence_relation): Also print data references.
24456 (free_data_ref): Extern.
24457 (same_access_functions): Moved...
24458 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24459 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24460 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24461 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24462 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24463 (stmts_from_loop): Skip LABEL_EXPR.
24464 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24466 (build_rdg): Initialize rdg->indices htab.
24467 (free_rdg, stores_from_loop, ref_base_address,
24468 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24469 have_similar_memory_accesses_1, ref_base_address_1,
24470 remove_similar_memory_refs): New.
24471 * tree-data-ref.h: Depend on tree-chrec.h.
24472 (debug_data_dependence_relations, free_data_ref): Declared.
24473 (same_access_functions): ... here.
24474 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24476 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24477 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24478 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24479 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24480 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24481 rdg_vertex_for_stmt): Declared.
24482 (struct rdg_edge): Add level.
24484 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24485 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24487 (rdg_has_similar_memory_accesses): New.
24488 * tree-vect-analyze.c: Remove unused static decls.
24489 * lambda.h (dependence_level): New.
24490 * common.opt (ftree-loop-distribution): New.
24491 * tree-flow.h (mark_virtual_ops_in_bb,
24492 slpeel_tree_duplicate_loop_to_edge_cfg,
24493 rename_variables_in_loop): Declared.
24494 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24495 (OBJS-common): Add tree-loop-distribution.o.
24496 (tree-loop-distribution.o): New rule.
24497 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24498 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24499 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24501 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24504 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24505 other than structures and unions.
24507 2008-02-28 Richard Guenther <rguenther@suse.de>
24510 2008-02-26 Richard Guenther <rguenther@suse.de>
24512 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24513 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24514 (lookup_decl_from_uid): Declare.
24515 (remove_decl_from_map): Likewise.
24516 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24517 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24518 (decl_for_uid_map): New global hashtable mapping DECL_UID
24520 (init_ttree): Allocate it.
24521 (insert_decl_to_uid_decl_map): New helper function.
24522 (make_node_stat): Insert new decls into the map.
24523 (copy_node_stat): Likewise.
24524 (lookup_decl_from_uid): New function.
24525 (remove_decl_from_map): Likewise.
24526 (print_decl_for_uid_map_statistics): New helper.
24527 (dump_tree_statistics): Call it.
24529 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24530 (referenced_var_iterator): Adjust.
24531 (FOR_EACH_REFERENCED_VAR): Adjust.
24532 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24533 (num_referenced_vars): Adjust.
24534 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24535 (first_referenced_var): Remove.
24536 (end_referenced_vars_p): Likewise.
24537 (next_referenced_var): Likewise.
24538 (referenced_var_iterator_set): New helper function.
24539 * tree-dfa.c (referenced_var_lookup): Adjust.
24540 (referenced_var_check_and_insert): Likewise.
24541 (remove_referenced_var): Likewise.
24542 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24543 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24544 (verify_call_clobbering): Likewise.
24545 (verify_memory_partitions): Likewise.
24546 (init_tree_ssa): Allocate bitmap instead of hashtable for
24548 (delete_tree_ssa): Adjust.
24549 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24550 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24551 (compute_tag_properties): Likewise.
24552 (set_initial_properties): Likewise.
24553 (find_partition_for): Likewise.
24554 (update_reference_counts): Likewise.
24555 (dump_may_aliases_for): Likewise.
24556 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24557 (add_call_clobber_ops): Likewise.
24558 (add_call_read_ops): Likewise.
24559 (get_asm_expr_operands): Likewise.
24560 * tree-into-ssa.c (dump_decl_set): Likewise.
24561 (update_ssa): Likewise.
24562 * tree-sra.c (scan_function): Likewise.
24563 (decide_instantiations): Likewise.
24564 (scalarize_parms): Likewise.
24565 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24566 (dsa_named_for): Likewise.
24567 * tree-ssa-structalias.c (update_alias_info): Likewise.
24568 (merge_smts_into): Likewise.
24570 2008-02-27 David Daney <ddaney@avtrex.com>
24573 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24574 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24575 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24576 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24577 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24579 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24582 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24583 (BUILT_IN_NEXTTOWARD): Remove.
24584 (BUILT_IN_NEXTTOWARDF): Ditto.
24585 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24586 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24588 2008-02-27 Tom Tromey <tromey@redhat.com>
24590 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24591 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24593 2008-02-27 Jan Beulich <jbeulich@novell.com>
24595 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24596 update the respective field on newdecl.
24598 2008-02-27 Revital Eres <eres@il.ibm.com>
24600 PR rtl-optimization/34999
24601 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24602 crossing edges that ends with a call insn.
24603 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24604 call insn and clear the EDGE_CROSSING flag of the crossing edge
24605 when fixing fallthru edges.
24607 2008-02-27 Richard Guenther <rguenther@suse.de>
24609 PR middle-end/35390
24610 * fold-const.c (fold_unary): Return the correct argument,
24611 converted to the result type.
24613 2008-02-27 Richard Guenther <rguenther@suse.de>
24615 PR middle-end/34971
24616 * expr.c (expand_expr_real_1): Assert on rotates that operate
24618 * fold-const.c (fold_binary): Use the types precision, not the
24619 bitsize of the mode if folding rotate expressions. Build rotates
24620 only for full modes.
24622 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24624 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24625 and CPP_PRAGMA_EOL.
24626 * c-pragma.c (pragma_ns_name): New typedef.
24627 (registered_pp_pragmas): New variable.
24628 (c_pp_lookup_pragma): New function.
24629 (c_register_pragma_1): If flag_preprocess_only, do nothing
24630 for non-expanded pragmas, for expanded ones push pragma's
24631 namespace and name into registered_pp_pragmas vector.
24632 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24633 flag_preprocess_only, don't register GCC pch_preprocess
24634 pragma if flag_preprocess_only.
24635 * c-opts.c (c_common_init): Call init_pragma even if
24636 flag_preprocess_only.
24637 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24638 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24639 cpp_register_pragma if flag_preprocess_only.
24641 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24644 * c-parser.c (c_parser_translation_unit): Warn for empty
24645 translation unit, not empty source file.
24647 2008-02-26 Paul Brook <paul@codesourcery.com>
24649 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24650 operand for Thumb-2.
24651 * config/arm/arm.h (reg_class): Add CORE_REGS.
24652 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24653 (BASE_REG_CLASS): Use CORE_REGS.
24654 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24655 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24656 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24657 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24658 ARM_REGNO_OK_FOR_INDEX_P.
24659 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24660 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24661 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24662 (ldm/stm peepholes): Ditto.
24663 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24664 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24665 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24666 * config/arm/constraints.md: Enable "k" constraint on ARM.
24668 2008-02-27 Ben Elliston <bje@au.ibm.com>
24670 * config/rs6000/rs6000.c: Annotate cache line size field in all
24671 instances of struct processor_costs.
24673 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24675 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24676 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24677 jump_bypass): New counters.
24678 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24679 * dce.c (gate_ud_dce): Same.
24680 (gate_fast_dce): Same.
24681 * dse.c (gate_dse1): New function.
24682 (gate_dse2): New function.
24683 (gate_dse): Merge results of new gate functions.
24684 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24685 (gate_handle_jump_bypass): Add dbg_cnt.
24686 (gate_handle_gcse): Add dbg_cnt.
24687 * ifcvt.c (gate_handle_if_conversion): Same.
24688 (gate_handle_if_after_combine): Same.
24689 (gate_handle_if_after_reload): Same.
24690 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24692 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24694 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24696 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24698 2008-02-26 Jason Merrill <jason@redhat.com>
24701 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24702 alone if it's the naming decl for the type's main variant.
24704 2008-02-26 Tom Tromey <tromey@redhat.com>
24706 * system.h (USE_MAPPED_LOCATION): Poison.
24707 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24708 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24709 (make_goto_expr_edges): Likewise.
24710 (remove_bb): Likewise.
24711 (execute_warn_function_return): Likewise.
24712 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24714 * c-common.c (fname_decl): Remove old location code.
24715 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24717 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24719 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24720 (gen_rtx_ASM_INPUT): Likewise.
24721 (gen_rtx_ASM_INPUT_loc): Likewise.
24722 (get_rtx_asm_OPERANDS): Remove.
24723 * cfglayout.c (insn_locators_alloc): Remove old location code.
24724 (set_curr_insn_source_location): Likewise.
24725 (curr_insn_locator): Likewise.
24726 * print-tree.c (print_node): Remove old location code.
24727 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24728 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24729 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24730 location_from_locus.
24731 (construct_exit_block): Remove old location code.
24732 * emit-rtl.c (force_next_line_note): Remove old location code.
24733 * profile.c (branch_prob): Remove old location code.
24734 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24735 LOC_LINE): Remove old-location variants.
24736 * langhooks.c (lhd_print_error_function): Remove old location
24738 * configure, config.in: Rebuilt.
24739 * configure.ac (--enable-mapped-location): Remove.
24740 * c-decl.c (c_init_decl_processing): Remove old location code.
24741 (finish_function): Likewise.
24742 * recog.c (decode_asm_operands): Remove old location code.
24743 * c-pch.c (c_common_read_pch): Remove old location code.
24744 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24746 * gimple-low.c (lower_function_body): Remove old location code.
24747 * toplev.c (unknown_location): Remove.
24748 (push_srcloc): Remove old-location variant.
24749 (process_options): Remove old location code.
24750 (lang_dependent_init): Likewise.
24751 * input.h (UNKNOWN_LOCATION): Move definition.
24752 (location_t): Undeprecate.
24753 (source_locus): Remove.
24754 (location_from_locus): Remove.
24755 (struct location_s): Remove.
24756 Remove all old-location code.
24757 (input_line, input_filename): Remove.
24758 * final.c (final_scan_insn): Remove old location code.
24759 * diagnostic.c (diagnostic_build_prefix): Remove
24760 USE_MAPPED_LOCATION test.
24761 * tree.h (gimple_stmt) <locus>: Now a location_t.
24762 (tree_exp) <locus>: Likewise.
24763 (DECL_IS_BUILTIN): Remove old-location variant.
24764 (annotate_with_file_line, annotate_with_locus): Likewise.
24765 (expr_locus, set_expr_locus): Update.
24766 * tree.c (build1_stat): Remove old location code.
24767 (last_annotated_node): Remove.
24768 (annotate_with_file_line): Remove old-location variant.
24769 (annotate_with_locus): Likewise.
24770 (expr_location): Remove old location code.
24771 (set_expr_location): Likewise.
24772 (expr_has_location): Likewise.
24773 (expr_locus): Likewise.
24774 (set_expr_locus): Likewise.
24775 (expr_filename): Don't use location_from_locus.
24776 (expr_lineno): Likewise.
24777 * rtl-error.c (location_for_asm): Remove old location code.
24778 * c-lex.c (cb_line_change): Remove old location code.
24779 (fe_file_change): Likewise.
24780 (cb_def_pragma): Likewise.
24781 (c_lex_with_flags): Likewise.
24782 * gengtype.c (do_typedef): Don't special-case location types.
24783 (define_location_structures): Remove.
24784 (main): Don't call define_location_structures.
24785 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24788 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24791 * builtins.def (BUILT_IN_STDARG_START): Remove.
24792 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24793 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24794 * tree-inline.c (inline_forbidden_p_1): Likewise.
24796 2008-02-26 Richard Guenther <rguenther@suse.de>
24798 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24799 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24800 (lookup_decl_from_uid): Declare.
24801 (remove_decl_from_map): Likewise.
24802 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24803 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24804 (decl_for_uid_map): New global hashtable mapping DECL_UID
24806 (init_ttree): Allocate it.
24807 (insert_decl_to_uid_decl_map): New helper function.
24808 (make_node_stat): Insert new decls into the map.
24809 (copy_node_stat): Likewise.
24810 (lookup_decl_from_uid): New function.
24811 (remove_decl_from_map): Likewise.
24812 (print_decl_for_uid_map_statistics): New helper.
24813 (dump_tree_statistics): Call it.
24815 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24816 (referenced_var_iterator): Adjust.
24817 (FOR_EACH_REFERENCED_VAR): Adjust.
24818 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24819 (num_referenced_vars): Adjust.
24820 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24821 (first_referenced_var): Remove.
24822 (end_referenced_vars_p): Likewise.
24823 (next_referenced_var): Likewise.
24824 (referenced_var_iterator_set): New helper function.
24825 * tree-dfa.c (referenced_var_lookup): Adjust.
24826 (referenced_var_check_and_insert): Likewise.
24827 (remove_referenced_var): Likewise.
24828 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24829 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24830 (verify_call_clobbering): Likewise.
24831 (verify_memory_partitions): Likewise.
24832 (init_tree_ssa): Allocate bitmap instead of hashtable for
24834 (delete_tree_ssa): Adjust.
24835 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24836 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24837 (compute_tag_properties): Likewise.
24838 (set_initial_properties): Likewise.
24839 (find_partition_for): Likewise.
24840 (update_reference_counts): Likewise.
24841 (dump_may_aliases_for): Likewise.
24842 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24843 (add_call_clobber_ops): Likewise.
24844 (add_call_read_ops): Likewise.
24845 (get_asm_expr_operands): Likewise.
24846 * tree-into-ssa.c (dump_decl_set): Likewise.
24847 (update_ssa): Likewise.
24848 * tree-sra.c (scan_function): Likewise.
24849 (decide_instantiations): Likewise.
24850 (scalarize_parms): Likewise.
24851 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24852 (dsa_named_for): Likewise.
24853 * tree-ssa-structalias.c (update_alias_info): Likewise.
24854 (merge_smts_into): Likewise.
24856 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24859 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24860 * c-opts.c (c_common_handle_option): Wall enables
24861 Wvolatile-register-var.
24862 * common.opt: Move Wvolatile-register-var to...
24865 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24867 * common.opt (Wlarger-than=): New.
24868 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24870 * opts.c (common_handle_option): Handle -Wlarger-than=.
24871 * optc-gen.awk: Likewise.
24872 * opth-gen.awk: Likewise.
24873 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24874 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24876 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24878 * c-common.c (match_case_to_enum_1): Add appropriate
24879 OPT_W* parameter to warning.
24880 (c_do_switch_warnings): Likewise.
24881 * c-typeck.c (warning_init): Add one more parameter following
24882 'warning' function.
24883 (push_init_level): Update call to warning_init.
24884 (pop_init_level): Likewise.
24885 (add_pending_init): Likewise.
24886 (output_init_element: Likewise.
24888 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24891 * toplev.c (toplev_main): If there are warnings or error, print
24892 errors for ignored options.
24893 * opts.c (ignored_options): New static variable.
24894 (postpone_unknown_option_error): New.
24895 (print_ignored_options): New.
24896 (handle_option): Postpone errors for unknown -Wno-* options.
24897 * opts.h (print_ignored_options): Declare.
24899 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24901 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24904 2008-02-25 Richard Guenther <rguenther@suse.de>
24907 2008-02-25 Richard Guenther <rguenther@suse.de>
24909 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24910 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24911 (lookup_decl_from_uid): Declare.
24912 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24913 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24914 (decl_for_uid_map): New global hashtable mapping DECL_UID
24916 (init_ttree): Allocate it.
24917 (insert_decl_to_uid_decl_map): New helper function.
24918 (make_node_stat): Insert new decls into the map.
24919 (copy_node_stat): Likewise.
24920 (lookup_decl_from_uid): New function.
24921 (print_decl_for_uid_map_statistics): New helper.
24922 (dump_tree_statistics): Call it.
24924 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24925 (referenced_var_iterator): Adjust.
24926 (FOR_EACH_REFERENCED_VAR): Adjust.
24927 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24928 (num_referenced_vars): Adjust.
24929 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24930 (first_referenced_var): Remove.
24931 (end_referenced_vars_p): Likewise.
24932 (next_referenced_var): Likewise.
24933 (referenced_var_iterator_set): New helper function.
24934 * tree-dfa.c (referenced_var_lookup): Adjust.
24935 (referenced_var_check_and_insert): Likewise.
24936 (remove_referenced_var): Likewise.
24937 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24938 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24939 (verify_call_clobbering): Likewise.
24940 (verify_memory_partitions): Likewise.
24941 (init_tree_ssa): Allocate bitmap instead of hashtable for
24943 (delete_tree_ssa): Adjust.
24944 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24945 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24946 (compute_tag_properties): Likewise.
24947 (set_initial_properties): Likewise.
24948 (find_partition_for): Likewise.
24949 (update_reference_counts): Likewise.
24950 (dump_may_aliases_for): Likewise.
24951 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24952 (add_call_clobber_ops): Likewise.
24953 (add_call_read_ops): Likewise.
24954 (get_asm_expr_operands): Likewise.
24955 * tree-into-ssa.c (dump_decl_set): Likewise.
24956 (update_ssa): Likewise.
24957 * tree-sra.c (scan_function): Likewise.
24958 (decide_instantiations): Likewise.
24959 (scalarize_parms): Likewise.
24960 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24961 (dsa_named_for): Likewise.
24962 * tree-ssa-structalias.c (update_alias_info): Likewise.
24963 (merge_smts_into): Likewise.
24965 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24968 * doc/invoke.texi (-fcx-limited-range): Document new option.
24969 * toplev.c (process_options): Handle -fcx-fortran-rules.
24970 * common.opt: Add documentation for -fcx-fortran-rules.
24972 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24975 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24976 actual behaviour and C99.
24978 2008-02-26 Ben Elliston <bje@au.ibm.com>
24980 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24981 (ASM_CPU_POWER6_SPEC): Likewise.
24982 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24983 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24984 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24986 2008-02-25 Richard Guenther <rguenther@suse.de>
24988 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24989 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24990 (lookup_decl_from_uid): Declare.
24991 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24992 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24993 (decl_for_uid_map): New global hashtable mapping DECL_UID
24995 (init_ttree): Allocate it.
24996 (insert_decl_to_uid_decl_map): New helper function.
24997 (make_node_stat): Insert new decls into the map.
24998 (copy_node_stat): Likewise.
24999 (lookup_decl_from_uid): New function.
25000 (print_decl_for_uid_map_statistics): New helper.
25001 (dump_tree_statistics): Call it.
25003 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25004 (referenced_var_iterator): Adjust.
25005 (FOR_EACH_REFERENCED_VAR): Adjust.
25006 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25007 (num_referenced_vars): Adjust.
25008 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25009 (first_referenced_var): Remove.
25010 (end_referenced_vars_p): Likewise.
25011 (next_referenced_var): Likewise.
25012 (referenced_var_iterator_set): New helper function.
25013 * tree-dfa.c (referenced_var_lookup): Adjust.
25014 (referenced_var_check_and_insert): Likewise.
25015 (remove_referenced_var): Likewise.
25016 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25017 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25018 (verify_call_clobbering): Likewise.
25019 (verify_memory_partitions): Likewise.
25020 (init_tree_ssa): Allocate bitmap instead of hashtable for
25022 (delete_tree_ssa): Adjust.
25023 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25024 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25025 (compute_tag_properties): Likewise.
25026 (set_initial_properties): Likewise.
25027 (find_partition_for): Likewise.
25028 (update_reference_counts): Likewise.
25029 (dump_may_aliases_for): Likewise.
25030 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25031 (add_call_clobber_ops): Likewise.
25032 (add_call_read_ops): Likewise.
25033 (get_asm_expr_operands): Likewise.
25034 * tree-into-ssa.c (dump_decl_set): Likewise.
25035 (update_ssa): Likewise.
25036 * tree-sra.c (scan_function): Likewise.
25037 (decide_instantiations): Likewise.
25038 (scalarize_parms): Likewise.
25039 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25040 (dsa_named_for): Likewise.
25041 * tree-ssa-structalias.c (update_alias_info): Likewise.
25042 (merge_smts_into): Likewise.
25044 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25047 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25048 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25049 * alias.h (nonoverlapping_memrefs_p): Likewise.
25051 2008-02-25 Jan Beulich <jbeulich@novell.com>
25053 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25054 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25055 __emultls_get_address, __emultls_register_common,
25056 __floatundi?f, and _Unwind_GetIPInfo.
25057 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25058 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25059 (gen_regparm_prefix): Likewise.
25060 (i386_nlm_encode_section_info): Sync with
25061 config/i386/winnt.c:i386_pe_encode_section_info().
25062 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25063 i386_nlm_mangle_decl_assembler_name): New.
25064 (netware_override_options): New.
25065 * config/i386/netware.h (netware_override_options): Declare.
25066 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25067 (i386_nlm_mangle_decl_assembler_name): Declare.
25068 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25070 2008-02-25 Ben Elliston <bje@au.ibm.com>
25073 * c-decl.c (grokdeclarator): Remove unused local variables
25074 `typedef_type' and `type_as_written'.
25076 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25077 unused local variable `has_hot_blocks'.
25078 (fix_crossing_conditional_branches): Remove unused local variable
25081 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25083 PR middle-end/19984
25084 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25085 using DEF_C99_BUILTIN.
25086 (BUILT_IN_NANF): Ditto.
25087 (BUILT_IN_NANL): Ditto.
25089 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25090 Revital Eres <eres@il.ibm.com>
25092 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25093 regarding the order of two dependent insns in the same row.
25095 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25097 * stor-layout.c (layout_decl): Do not bump the alignment of a
25098 bit-field to more than byte alignment if it is packed.
25100 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25102 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25105 2008-02-24 Diego Novillo <dnovillo@google.com>
25107 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25110 * tree-vrp.c (vrp_evaluate_conditional): With
25111 -Wtype-limits, emit a warning when comparing against a
25112 constant outside the natural range of OP0's type.
25113 * c.opt (Wtype-limits): Move ...
25114 * common.opt (Wtype-limits): ... here.
25116 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25118 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25119 * config/rs6000/e300c2c3.md: New file.
25120 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25122 (rs6000_override_options): Add e300c2 and e300c3 cases to
25123 processor_target_table. Do not allow usage of Altivec or Spe
25124 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25125 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25126 * config/rs6000/rs6000.h (processor_type): Add
25127 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25128 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25129 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25130 and ppce300c3. Include e300c2c3.md.
25132 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25134 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25135 instead of TARGET_STRICT_ALIGN.
25137 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25139 * explow.c (memory_address): Assert that the generated address is
25142 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25145 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25146 * config/darwin-ppc-ldouble-patch.def: New file.
25147 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25148 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25149 SUBTARGET_INIT_BUILTINS if defined.
25150 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25153 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25156 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25157 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25159 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25162 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25163 file" warning condtional on -Winvalid-PCH.
25165 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25167 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25169 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25173 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25174 prevent reload from using MMX registers.
25175 (*mov<mode>_internal): Ditto.
25176 (*movv2sf_internal_rex64): Ditto.
25177 (*movv2sf_internal): Ditto.
25179 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25181 PR documentation/31569
25182 * doc/install.texi2html: Use makeinfo --no-number-sections.
25184 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25186 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25187 ensure that we can address an entire entity > 8 bytes. Don't
25188 generate reg+reg addressing for such data.
25190 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25192 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25193 strings when optimizing for size, unless the target cares about
25196 2008-02-22 Tom Tromey <tromey@redhat.com>
25198 * regclass.c (current_pass): Remove declaration.
25200 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25202 * config/avr/libgcc.S (__RAMPZ__): Define.
25203 (__do_copy_data): Add for devices with 128KB code memory.
25205 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25207 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25209 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25211 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25213 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25216 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25219 * c-typeck.c (build_binary_op): Warn about floating point
25220 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25222 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25225 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25226 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25228 (rs6000_override_options): Set altivec_abi as default, not override,
25229 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25230 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25231 is used; use new member spe_abi.
25232 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25233 spe_abi and altivec_abi.
25235 2008-02-22 Tomas Bily <tbily@suse.cz>
25237 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25239 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25242 * config.build (build_file_translate): Set to `CMD //c' only if
25244 * Makefile.in (build_file_translate): Improve comment.
25246 2008-02-21 Jan Hubicka <jh@suse.cz>
25248 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25249 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25250 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25252 2008-02-21 Michael Matz <matz@suse.de>
25255 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25257 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25259 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25260 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25261 as insn constraint.
25262 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25263 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25264 SSE_VEC_FLOAT_MODE_P as insn constraint.
25265 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25266 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25267 sse4a_movntdf using MODEF mode iterator.
25268 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25269 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25270 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25271 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25272 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25273 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25274 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25276 2008-02-21 Richard Guenther <rguenther@suse.de>
25278 * tree.def (PAREN_EXPR): New tree code.
25279 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25281 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25282 * expr.c (expand_expr_real_1): Likewise.
25283 * tree-inline.c (estimate_num_insns_1): Likewise.
25284 * tree-complex.c (expand_complex_move): Likewise.
25285 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25288 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25291 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25293 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25296 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25298 * config/sh/sh.c (find_barrier): Don't go past
25299 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25301 2008-02-20 DJ Delorie <dj@redhat.com>
25303 * config/h8300/h8300.md (insv): Force source operand to be a register.
25305 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25306 as a jump, not as a plain insn.
25308 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25310 * doc/invoke.texi (Warning Options): Add new option
25311 -Wframe-larger-than=.
25312 (-Wframe-larger-than): Document.
25314 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25315 Add declarations for new option variables.
25317 * final.c (final_start_function): Check the frame size
25318 before emission and issue a Wframe-larger-than warning.
25320 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25321 Add definitions for new option variables.
25322 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25324 * common.opt (Wframe-larger-than=): New option.
25326 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25328 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25329 (<sse>_div<mode>3): Ditto.
25330 (<sse>_vmdiv<mode>3): Ditto.
25331 (<sse>_vmsqrt<mode>2): Ditto.
25332 (*smax<mode>3): Ditto.
25333 (sse5_frcz<mode>2): Ditto.
25334 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25335 as insn constraint.
25337 2008-02-20 Richard Guenther <rguenther@suse.de>
25339 PR middle-end/35265
25340 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25341 be happy with INTEGRAL_TYPE_P.
25343 2008-02-20 Richard Guenther <rguenther@suse.de>
25345 * fold-const.c (split_tree): Associate floatig-point expressions
25346 if flag_associative_math is set.
25348 2008-02-20 Richard Guenther <rguenther@suse.de>
25350 * tree.h (fold_real_zero_addition_p): Declare.
25351 * fold-const.c (fold_real_zero_addition_p): Export.
25352 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25353 floating-point operations with zero and one.
25355 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25357 * doc/install.texi: Correct references to CFLAGS, replacing them
25358 with BOOT_CFLAGS. Document flags used during bootstrap for
25361 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25363 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25364 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25365 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25367 (smin<mode>3): Ditto from similar patterns.
25368 (smax<mode>3): Ditto.
25369 (*ieee_smin<mode>3): Ditto.
25370 (*ieee_smax<mode>3): Ditto.
25371 * config/i386/sse.md (sse): New mode attribute.
25372 (mov<mode>): Macroize expander from movv4sf and movv2df using
25373 SSEMODEF2P mode iterator.
25374 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25375 SSE_VEC_FLOAT_MODE_P as insn constraint.
25376 (storent<mode>): Ditto.
25377 (storent<mode>): Macroize expander from storentsf and storentdf using
25378 MODEF mode iterator.
25379 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25380 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25381 (abs<mode>2): Ditto from similar patterns.
25382 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25383 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25384 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25385 (<sse>_vmsqrt<mode>2): Ditto.
25386 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25387 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25388 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25389 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25390 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25391 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25392 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25394 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25395 iterator and SSE_FLOAT_MODE_P as insn constraint.
25396 (<sse>_ucomi): Ditto from similar patterns.
25397 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25398 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25399 SSE_VEC_FLOAT_MODE_P as insn constraint.
25400 (vcond<mode>): Ditto from similar patterns.
25401 (and<mode>3, *and<mode>3): Ditto.
25402 (<sse>_nand<mode>3): Ditto.
25403 (ior<mode>3, *ior<mode>3): Ditto.
25404 (xor<mode>3, *xor<mode>3): Ditto.
25405 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25406 iterator and SSE_FLOAT_MODE_P as insn constraint.
25407 (*nand<mode>3): Ditto from similar patterns.
25408 (*ior<mode>3): Ditto.
25409 (*xor<mode>3): Ditto.
25411 2008-02-20 Ira Rosen <irar@il.ibm.com>
25413 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25414 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25415 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25417 2008-02-19 Jan Hubicka <jh@suse.cz>
25419 * predict.c (tree_bb_level_predictions): Remove variable next
25420 mistakely introduced by previous commit.
25422 2008-02-19 Jan Hubicka <jh@suse.cz>
25424 * predict.c (predict_paths_leading_to): Rewrite.
25425 (predict_paths_for_bb): New.
25426 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25428 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25431 * Makefile.in (build_file_translate): New.
25432 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25433 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25434 * configure.ac (build_file_translate): Substitute it.
25435 * configure: Regenerate.
25437 2008-02-19 Jan Hubicka <jh@suse.cz>
25439 PR rtl-optimization/34408
25440 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25443 2008-02-19 Jan Hubicka <jh@suse.cz>
25445 PR middle-end/28779
25446 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25449 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25452 * config/i386/i386-modes.def: Revert the last DI alignment
25453 change until Ada people can look into it.
25455 2008-02-19 Nick Clifton <nickc@redhat.com>
25457 * opts.c (print_specific_help): Fix typo in --help text.
25459 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25462 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25463 32-bit inline asm without asm alternatives for host GCC < 3.0.
25465 2008-02-19 Richard Guenther <rguenther@suse.de>
25467 PR tree-optimization/34989
25468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25469 Allow propagation to INDIRECT_REF if we can simplify only.
25471 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25473 * c-common.c (warn_for_collisions_1): Use appropriate option when
25476 2008-02-19 Nick Clifton <nickc@redhat.com>
25479 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25480 (handle_options): Fix indentation.
25481 (print_filtered_help): If no language-specific options were
25482 displayed tell the user how to list all the options supported by
25483 the language's front-end.
25484 (print_specific_help): Fix indentation and remove duplicate line.
25485 (common_handle_option): Handle the -v option.
25486 For --help enable the display of undocumented options if the -v
25487 switch has been included on the command line.
25488 For --help= check for overlaps in the arguments between the option
25489 classes and the language names and issue a warning when they
25490 cannot be disambiguated.
25491 * c.opt (v): Pass on to the common option handler.
25493 2008-02-19 Revital Eres <eres@il.ibm.com>
25495 * modulo-sched.c (sms_schedule): Change dump message when
25496 create_ddg function fails.
25497 (try_scheduling_node_in_cycle): Rename row to cycle.
25498 (print_partial_schedule): Rename CYCLE to ROW.
25500 2008-02-19 Christian Bruel <christian.bruel@st.com>
25501 Zdenek Dvorak <ook@ucw.cz>
25503 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25505 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25508 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25509 (*x86_movdicc_0_m1_se): Ditto.
25511 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25513 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25514 (CMPtype): Define as __gcc_CMPtype.
25515 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25516 (CMPtype): Define as __gcc_CMPtype.
25518 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25520 Support valgrind 3.3 for --enable-checking=valgrind.
25521 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25523 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25524 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25525 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25526 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25527 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25528 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25529 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25531 * ggc-zone.c: Similar.
25532 * ggc-page.c: Similar.
25534 2008-02-19 Paul Brook <paul@codesourcery.com>
25537 * config/arm/ieee754-df.S: Fix do_it typo.
25538 * config/arm/ieee754-sf.S: Fix do_it typo.
25540 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25543 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25544 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25545 (OPTION_MASK_ISA_SSE_SET): Likewise.
25546 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25547 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25548 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25549 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25550 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25551 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25552 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25553 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25554 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25555 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25556 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25557 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25558 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25559 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25560 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25561 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25562 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25563 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25564 (OPTION_MASK_ISA_SSE4): Removed.
25565 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25566 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25567 (override_options): Don't turn on implied SSE/MMX bits in
25570 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25572 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25575 2008-02-18 Joey Ye <joey.ye@intel.com>
25577 PR middle-end/34921
25578 * tree-nested.c (insert_field_into_struct): Set type alignment
25579 to field alignment if the former is less than the latter.
25581 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25583 * BASE-VER: Set to 4.4.0.
25585 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25587 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25588 * doc/cfg.texi: Likewise.
25589 * doc/extend.texi: Likewise.
25590 * doc/gty.texi: Likewise.
25591 * doc/invoke.texi: Likewise.
25592 * doc/loop.texi: Likewise.
25593 * doc/md.texi: Likewise.
25594 * doc/passes.texi: Likewise.
25595 * doc/rtl.texi: Likewise.
25596 * doc/sourcebuild.texi: Likewise.
25597 * doc/tm.texi: Likewise.
25598 * doc/tree-ssa.texi: Likewise.
25600 2008-02-17 Richard Guenther <rguenther@suse.de>
25602 PR middle-end/35227
25603 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25604 without default definition.
25606 2008-02-17 Richard Guenther <rguenther@suse.de>
25608 PR tree-optimization/35231
25609 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25612 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25615 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25616 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25617 libgcc_cmp_return mode.
25619 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25622 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25624 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25626 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25629 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25631 * doc/c-tree.texi: Use `@.' where appropriate.
25632 * doc/extend.texi: Likewise.
25633 * doc/install.texi: Likewise.
25634 * doc/invoke.texi: Likewise.
25635 * doc/loop.texi: Likewise.
25636 * doc/makefile.texi: Likewise.
25637 * doc/md.texi: Likewise.
25638 * doc/passes.texi: Likewise.
25639 * doc/standards.texi: Likewise.
25640 * doc/tm.texi: Likewise.
25642 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25644 PR middle-end/35196
25645 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25647 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25648 rather than in entry_bb.
25650 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25652 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25653 libgcc_cmp_return mode.
25655 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25657 PR middle-end/35130
25658 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25659 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25661 2008-02-15 Richard Guenther <rguenther@suse.de>
25662 Zdenek Dvorak <ook@ucw.cz>
25664 PR tree-optimization/35164
25665 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25666 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25667 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25668 Only propagate addresses which do not have abnormal SSA_NAMEs
25671 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25674 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25676 2008-02-15 Jan Hubicka <jh@suse.cz>
25678 PR middle-end/35149
25679 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25681 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25683 PR middle-end/34621
25684 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25685 when calculating alignment_pad.
25687 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25689 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25690 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25691 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25692 and STACK_BOUNDARY define.
25694 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25696 PR preprocessor/35061
25697 * c-pragma.c (handle_pragma_pop_macro): Check that
25698 pushed_macro_table has been allocated.
25700 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25702 PR middle-end/35136
25703 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25704 (force_gimple_operand): Likewise.
25705 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25706 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25707 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25708 (find_interesting_uses_address): Check addressability and alignment
25709 of the base expression only after substituting bases of IVs into it.
25711 2008-02-14 Michael Matz <matz@suse.de>
25714 * function.c (instantiate_virtual_regs_in_insn): Reload address
25715 before falling back to reloading the whole operand.
25717 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25719 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25720 before the first section switch note.
25722 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25724 * doc/bugreport.texi: Update copyright years.
25725 * doc/c-tree.texi: Likewise.
25726 * doc/cfg.texi: Likewise.
25727 * doc/cpp.texi: Likewise.
25728 * doc/cppinternals.texi: Likewise.
25729 * doc/fragments.texi: Likewise.
25730 * doc/frontends.texi: Likewise.
25731 * doc/gcc.texi: Likewise.
25732 * doc/gty.texi: Likewise.
25733 * doc/hostconfig.texi: Likewise.
25734 * doc/implement-c.texi: Likewise.
25735 * doc/libgcc.texi: Likewise.
25736 * doc/loop.texi: Likewise.
25737 * doc/makefile.texi: Likewise.
25738 * doc/options.texi: Likewise.
25739 * doc/passes.texi: Likewise.
25740 * doc/rtl.texi: Likewise.
25741 * doc/sourcebuild.texi: Likewise.
25742 * doc/standards.texi: Likewise.
25743 * doc/tree-ssa.texi: Likewise.
25744 * doc/trouble.texi: Likewise.
25746 * doc/extend.texi: Use @: or add comma where appropriate.
25747 * doc/invoke.texi: Likewise.
25748 * doc/tm.texi: Likewise.
25750 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25753 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25756 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25758 * doc/md.texi (clz, ctz): Add reference.
25759 * doc/rtl.texi (clz, ctz): Likewise.
25761 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25764 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25767 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25769 * config/s390/s390.c (struct constant_pool): New field
25770 emit_pool_after added.
25771 (s390_mainpool_start): Set the emit_pool_after flag according
25772 to the section switch notes.
25773 (s390_mainpool_finish): Consider emit_pool_after when emitting
25774 the literal pool at the end of the function.
25775 (s390_chunkify_start): Force literal pool splits at section
25778 2008-02-13 Michael Matz <matz@suse.de>
25781 * var-tracking.c (clobber_variable_part): Correctly traverse the
25784 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25787 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25788 Add -fdump-ipa-inline.
25789 * tree-dump.c (dump_files): Remove tree-inlined dump.
25790 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25792 2008-02-12 Richard Guenther <rguenther@suse.de>
25794 PR tree-optimization/35171
25795 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25798 2008-02-12 Richard Guenther <rguenther@suse.de>
25800 PR middle-end/35163
25801 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25802 value-preserving mode. Disallow final truncation.
25804 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25806 PR middle-end/35136
25807 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25808 code from here to...
25809 (force_gimple_operand): ...here.
25811 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25814 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25815 non-compatible pointers.
25816 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25817 different FIELD_DECLs, try harder by comparing field offsets, sizes
25820 PR inline-asm/35160
25821 * function.c (match_asm_constraints_1): Don't replace the same input
25824 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25826 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25827 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25828 (expand_epilogue): Restore RAMPZ register.
25829 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25831 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25833 * config/i386/cygwin.asm: (__alloca): Correct calling
25834 convention and alignment.
25835 (__chkstk): Force 8 byte stack alignment.
25837 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25838 Richard Guenther <rguenther@suse.de>
25840 PR tree-optimization/33992
25841 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25842 the zero we compare against.
25844 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25846 PR libfortran/35063
25847 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25848 to CloseHandle after unlocking to prevent accumulation of handle
25851 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25853 PR middle_end/34150
25854 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25855 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25856 and update LABEL_NUSES during and after reload.
25858 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25860 PR middle-end/34627
25861 * combine.c (simplify_if_then_else): Make sure the comparison is
25862 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25864 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25867 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25868 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25869 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25870 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25871 * tree.h (get_type_static_bounds): Likewise.
25873 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25875 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25876 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25877 Make -Wfoo language annotations match what the compiler outputs.
25879 2008-02-08 Sa Liu <saliu@de.ibm.com>
25881 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25882 intrinsics spu_convts, spu_convtu, spu_convtf.
25884 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25886 * doc/extend.texi (Function Attributes) <noinline>: Mention
25887 asm ("") as method to keep calls.
25889 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25892 * doc/options.texi (Options): Replace references to opts.sh with
25894 * opts-common.c: Likewise.
25895 * optc-gen.awk: Likewise.
25897 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25899 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25901 2008-02-07 Richard Henderson <rth@redhat.com>
25904 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25905 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25908 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25910 PR tree-optimization/35085
25911 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25912 for operand entry oe2 in addition to operand entry oe3 in order to
25913 expose more opportunities for vectorizer sum reduction.
25915 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25918 * Makefile.in (LIBS): Remove $(GMPLIBS).
25919 (cc1-dummy, cc1): Add $(GMPLIBS).
25921 2008-02-06 Jan Hubicka <jh@suse.cz>
25924 * i386.md (moddf_integer): Do not produce partial memory stalls for
25925 targets where it hurts.
25927 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25930 * optabs.c (expand_float): Do not check for decimal modes when
25931 expanding unsigned integer through signed conversion.
25933 2008-02-06 Nick Clifton <nickc@redhat.com>
25935 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25936 inside the clobber with a match_operand and duplicated operand
25937 number in the constraint.
25938 (ineqbranchsi): Delete redundant comment.
25940 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25942 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25943 builtin_define ("__USE_INIT_FINI__").
25944 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25946 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25948 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25950 PR documentation/30330
25951 * doc/invoke.texi (C++ Dialect Options)
25952 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25953 For each warning option -Wfoo that allows -Wno-foo, ensure both
25954 -Wfoo and -Wno-foo are listed in the option index. Fix index
25955 entry of -Wswitch-default, index -Wnormalized= including the
25956 `=', and -Wlarger-than-@var{len} including @var{len}.
25958 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25960 * config/i386/i386.md (floatunssisf2): Use
25961 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25962 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25963 Macroize expander using MODEF mode iterator.
25965 2008-02-05 Diego Novillo <dnovillo@google.com>
25967 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25970 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25972 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25975 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25977 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25980 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25981 to indicate if a message should be generated.
25982 (init_cumulative_args): Updated.
25983 (function_value_32): Likewise.
25985 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25987 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25989 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25992 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25993 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25995 2008-02-04 Diego Novillo <dnovillo@google.com>
25997 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26000 * tree-vrp.c (vrp_evaluate_conditional): With
26001 -Wtype-limits, emit a warning when comparing against a
26002 constant outside the natural range of OP0's type.
26004 2008-02-04 Richard Guenther <rguenther@suse.de>
26006 PR middle-end/33631
26007 * expr.c (count_type_elements): Give for unions instead of
26010 2008-02-04 Richard Guenther <rguenther@suse.de>
26012 PR middle-end/35043
26013 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26014 to TYPE_DOMAINs base type instead of using bitsizetype here.
26016 2008-02-03 Jason Merrill <jason@redhat.com>
26018 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26020 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26023 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26024 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26025 (RS/6000 and PowerPC Options): Fix typos and markup.
26026 * doc/passes.texi (Tree-SSA passes): Likewise.
26028 2008-02-02 Michael Matz <matz@suse.de>
26031 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26032 from record_last_reg_set_info.
26033 (record_last_reg_set_info): Take an RTX argument, iterate over all
26034 constituent hardregs.
26035 (record_last_set_info, record_opr_changes): Change calls to
26036 new signature or to record_last_reg_set_info_regno.
26038 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26040 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26042 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26044 PR rtl-optimization/34773
26045 * reg-notes.def (EQUAL): Mention significance of combination of
26046 REG_EQUAL and REG_RETVAL.
26047 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26048 insn that has a REG_RETVAL.
26050 2008-02-01 Roger Sayle <roger@eyesopen.com>
26053 * configure.ac (--enable-fixed-point): Disable unless explicitly
26055 * configure: Regenerate.
26057 2008-02-01 Richard Guenther <rguenther@suse.de>
26060 * invoke.texi (-finline-limit): Remove no longer true parts
26061 of the documentation. Note that there is no default value.
26063 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26064 Mark Mitchell <mark@codesourcery.com>
26065 Ben Elliston <bje@au.ibm.com>
26068 * doc/extend.texi (Other Builtins): Document.
26070 2008-01-31 Tom Browder <tom.browder@gmail.com>
26072 * doc/c-tree.texi (Types): Fix grammar.
26073 (Expression trees): Ditto.
26074 * doc/passes.texi (Tree-SSA passes): Ditto.
26076 * doc/configterms.texi (Configure Terms): Fix typo.
26077 * doc/cpp.texi (Common Predefined Macros): Ditto.
26078 * doc/md.texi (Machine Constraints): Ditto.
26080 * doc/makefile.texi (Makefile): Add comma.
26082 2008-01-31 Tom Browder <tom.browder@gmail.com>
26083 Gerald Pfeifer <gerald@pfeifer.com>
26085 * doc/sourcebuild.texi (Front End): Remove references to CVS
26086 and CVSROOT/modules.
26087 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26088 (Back End): Remove reference to CVS.
26090 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26093 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26095 (mips16_gp_pseudo_reg): ...here.
26096 * config/mips/mips.md (load_const_gp): Replace with...
26097 (load_const_gp_<mode>): ...this :P-based insn.
26099 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26101 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26102 options. Minor fixes.
26103 (-std): Move reference to standards closer to where language
26104 standards are first mentioned.
26106 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26108 PR rtl-optimization/34995
26109 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26110 parameter and return a bool. If the rtx parameter is nonnull,
26111 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26112 (find_reloads): Update call accordingly. Pass the new operand
26113 if it needed no address reloads, otherwise pass null.
26115 2008-01-30 Richard Henderson <rth@redhat.com>
26118 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26119 for unbounded arrays.
26121 2008-01-30 Silvius Rus <rus@google.com>
26123 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26125 2008-01-30 Jan Hubicka <jh@suse.cz>
26128 * i386.c (init_cumulative_args): Use real function declaration when
26131 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26133 PR rtl-optimization/34998
26134 * global.c (build_insn_chain): Treat non-subreg_lowpart
26135 SUBREGs of pseudos as clobbering all the words covered by the
26136 SUBREG, not just all the bytes.
26137 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26138 original df_ref rather than an extract parameter.
26139 (global_conflicts): Update call accordingly.
26141 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26143 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26144 the overflow check to make it easier to read.
26145 (__fixtfdi): Change the type of the ll member in union
26146 long_double to UDItype_x.
26148 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26150 PR middle-end/34969
26151 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26152 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26153 * tree-inline.c (fold_marked_statements): Call
26154 cgraph_update_edges_for_call_stmt if folding a call statement.
26155 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26156 debug_generic_stmt calls, reset it back afterwards.
26159 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26161 * c-typeck.c (build_external_ref): Don't pedwarn about
26162 static vars in current function's scope.
26164 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26166 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26168 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26171 * ipa-struct-reorg.c: Fix spelling.
26172 * params.def: Ditto.
26174 2008-01-29 Richard Guenther <rguenther@suse.de>
26176 PR middle-end/35006
26177 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26179 * tree-inline.c (remap_type): Increment remapping_type_depth
26180 around remapping types.
26181 (copy_body_r): Only add referenced variables if they are referenced
26182 from code, not types.
26184 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26195 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26196 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26198 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26201 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26202 pointer for tiny stack.
26204 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26206 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26208 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26210 * config/vx-common.h: Fix typo in comment.
26212 2008-01-28 Ian Lance Taylor <iant@google.com>
26216 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26217 coalesce pointers if they have different DECL_NO_TBAA_P values.
26218 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26219 between variables with different DECL_NO_TBAA_P values.
26221 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26224 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26225 are not legitimate small data references on SPE targets.
26227 2008-01-28 David Daney <ddaney@avtrex.com>
26229 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26231 2008-01-28 David Daney <ddaney@avtrex.com>
26233 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26235 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26237 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26238 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26239 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26240 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26241 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26242 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26243 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26244 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26246 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26248 * basic-block.h (condjump_equiv_p): Fix comment.
26250 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26252 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26253 print_generic_stmt_indented): Fix comment.
26255 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26257 * configure.ac (__stack_chk_fail): Add detecion for availability
26258 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26259 * configure: Regenerate.
26261 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26263 PR middle-end/34688
26264 * final.c (output_addr_const): Handle TRUNCATE.
26266 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26269 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26270 (zero_cost, infinite_cost): New constants.
26271 (struct cost_pair): Change type of cost to comp_cost.
26272 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26273 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26275 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26276 split_address_cost, ptr_difference_cost, difference_cost,
26277 get_computation_cost_at, get_computation_cost,
26278 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26279 determine_use_iv_cost_condition, determine_use_iv_costs,
26280 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26281 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26282 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26283 Change type of cost to comp_cost.
26284 (determine_iv_cost): Increase cost of non-original ivs, instead
26285 of decreasing the cost of original ones.
26286 (get_address_cost): Indicate the complexity of the addressing mode
26288 (try_add_cand_for): Prefer using ivs not specific to some object.
26289 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26291 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26292 Janis Johnson <janis187@us.ibm.com>
26295 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26296 (TARGET_INSTANTIATE_DECLS): Likewise.
26297 * target.h (expand_to_rtl_hook): New target hook.
26298 (instantiate_decls): Likewise.
26299 * function.c (instantiate_decl): Make non-static. Rename to...
26300 (instantiate_decl_rtl): ... this.
26301 (instantiate_expr): Use instantiate_decl_rtl.
26302 (instantiate_decls_1): Likewise.
26303 (instantiate_decls): Likewise.
26304 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26305 * function.h (instantiate_decl_rtl): Add prototype.
26306 * cfgexpand.c (target.h): New include.
26307 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26308 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26309 (TARGET_INSTANTIATE_DECLS): Likewise.
26310 (TARGET_INITIALIZER): New target hooks added.
26311 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26313 * config/rs6000/rs6000.c (tree-flow.h): New include.
26314 (machine_function): Add sdmode_stack_slot field.
26315 (rs6000_alloc_sdmode_stack_slot): New function.
26316 (rs6000_instantiate_decls): Likewise.
26317 (rs6000_secondary_memory_needed_rtx): Likewise.
26318 (rs6000_check_sdmode): Likewise.
26319 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26320 (TARGET_INSTANTIATE_DECLS): Likewise.
26321 (rs6000_hard_regno_mode_ok): Allow SDmode.
26322 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26323 (rs6000_emit_move): Handle SDmode.
26324 (function_arg_advance): Likewise.
26325 (function_arg): Likewise.
26326 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26327 SDmode var args for 32-bit compiles.
26328 (rs6000_secondary_reload_class): Handle SDmode.
26329 (rs6000_output_function_epilogue): Likewise.
26330 (rs6000_function_value): Simplify if statement.
26331 (rs6000_libcall_value): Likewise.
26332 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26333 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26334 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26335 (movsd_hardfloat): New define_insn.
26336 (movsd_softfloat): Likewise.
26337 (movsd_store): Likewise.
26338 (movsd_load): Likewise.
26339 (extendsddd2): Likewise.
26340 (extendsdtd2): Likewise.
26341 (truncddsd2): Likewise.
26342 (movdd_hardfloat64): Fixup comment.
26343 (UNSPEC_MOVSD_LOAD): New constant.
26344 (UNSPEC_MOVSD_STORE): Likewise.
26346 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26349 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26351 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26352 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26353 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26354 and TRUTH_XOR_EXPR.
26356 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26359 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26360 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26361 __LONGDOUBLE128 too.
26362 * config/rs6000/aix61.h: New file.
26364 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26366 PR rtl-optimization/34959
26367 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26368 popcount and parity rtxes the same mode as their operand.
26369 Truncate or extend the result to the return value's mode
26372 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26375 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26376 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26377 to GOT_VERSION_REGNUM.
26378 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26379 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26380 * config/mips/mips.c (mips_emit_call_insn): New function.
26381 (mips_call_tls_get_addr): Call mips_expand_call directly.
26382 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26384 (mips16_build_call_stub): Likewise. Return the call insn or null.
26385 (mips_expand_call): Update the call to mips16_build_call_stub
26386 accordingly and a remove redundant condition. Assert that MIPS16
26387 stubs do not use lazy binding. Use mips_emit_call_insn and return
26389 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26391 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26392 (mips_avoid_hazard): Remove hazard_set handling.
26393 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26394 (UNSPEC_RESTORE_GP): ...this.
26395 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26396 (FAKE_CALL_REGNO): Rename to...
26397 (GOT_VERSION_REGNUM): ...this.
26398 (type): Add "ghost" value. Add an associated insn reservation.
26399 (hazard_set): Remove.
26400 (exception_receiver): Rename to...
26401 (restore_gp): ...this and update the unspec identifier accordingly.
26402 (exception_receiver, nonlocal_got_receiver): New expanders.
26403 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26404 FAKE_CALL_REGNO. Remove hazard_set attribute.
26405 (set_got_version, update_got_version): New patterns.
26407 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26410 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26412 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26415 * doc/install.texi2html: Generate gcc-vers.texi.
26417 2008-01-25 DJ Delorie <dj@redhat.com>
26419 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26421 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26423 * config/c4x: Remove directory.
26424 * config.gcc (crx-*, mt-*): Mark obsolete.
26425 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26426 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26427 sh-*-rtemscoff*): Remove cases.
26428 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26429 * real.c (encode_c4x_single, decode_c4x_single,
26430 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26431 c4x_extended_format): Remove.
26432 * real.h (c4x_single_format, c4x_extended_format): Remove.
26433 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26435 (Pragmas): Remove comment about c4x pragmas.
26436 * doc/install.texi (c4x): Remove target-specific instructions.
26437 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26438 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26439 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26440 refer to C4x source files as examples.
26441 (C4X_FLOAT_FORMAT): Remove documentation.
26443 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26445 * config/bfin/bfin.c (override_options): Reorder tests so that
26446 flag_pic gets enabled for -msep-data.
26448 2008-01-25 Richard Guenther <rguenther@suse.de>
26450 PR middle-end/32244
26451 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26452 to its bitfield precision if required.
26454 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26456 PR middle-end/33880
26457 * tree-nested.c (walk_omp_for): New function.
26458 (convert_nonlocal_reference, convert_local_reference): Call
26459 walk_omp_for on OMP_FOR.
26460 (convert_call_expr): Call walk_body on OMP_FOR's
26461 OMP_FOR_PRE_INIT_BODY.
26463 2008-01-25 Richard Guenther <rguenther@suse.de>
26465 PR tree-optimization/34966
26466 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26467 default defs and PHI_NODEs we have to insert after the
26468 defining statement.
26470 2008-01-24 Nick Clifton <nickc@redhat.com>
26472 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26473 Provide a default definition.
26474 (LIBGCC2_UNITS_PER_WORD): Likewise.
26476 * config/stormy16/stormy16.c: Include df.h for the prototype
26477 for df_regs_ever_live_p.
26478 (xstormy16_expand_builtin_va_start): Convert the stack offset
26479 into a component_ref and then use POINTER_PLUS_EXPR to add it
26480 to the incoming_virtual_args_rtx.
26481 (xstormy16_gimplify_va_arg_expr): Rename to
26482 xstormy16_gimplify_va_arg_expr.
26483 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26484 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26485 xstormy16_gimplify_va_arg_expr.
26486 Fix up some formatting issues.
26488 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26489 Move to predicates.md.
26490 (xs_hi_general_operand): Likewise.
26491 (xs_hi_nonmemory_operand): Likewise.
26492 * config/stormy16/predicates.md:
26493 (xstormy16_carry_plus_operand): New predicate.
26494 (xs_hi_general_operand): New predicate.
26495 (xs_hi_nonmemory_operand): New predicate.
26496 * config/stormy16/stormy16-protos.h:
26497 (xstormy16_carry_plus_operand): Delete prototype.
26498 (xs_hi_general_operand): Likewise.
26499 (xs_hi_nonmemory_operand): Likewise.
26501 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26502 modifiers as they are no longer needed and they can trigger
26503 reload spill failures.
26505 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26506 with a match_operand in order to help reload.
26508 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26509 constraint with 'e' for the 8th alternative as this version of
26510 the mov.w instruction only accepts the lower 8 registers.
26512 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26515 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26516 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26519 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26521 PR middle-end/33333
26522 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26524 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26526 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26528 (remove_structure): Update allocations list before removing structure.
26530 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26532 * ipa-struct-reorg.c (is_safe_cond_expr,
26533 create_new_stmts_for_cond_expr): Use integer_zerop function,
26534 that recognize not only zero-pointer, but zero-integer too.
26536 2008-01-25 Ben Elliston <bje@au.ibm.com>
26539 * fixproto: Escape "." in sed expression that strips leading "./".
26541 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26544 * gcc.c (SWITCH_OK): Removed.
26545 (SWITCH_LIVE): Changed to bit.
26546 (SWITCH_FALSE): Likewise.
26547 (SWITCH_IGNORE): Likewise.
26548 (switchstr): Change live_cond to unsigned int.
26549 (process_command): Replace SWITCH_OK with 0.
26550 (do_self_spec): Likewise.
26551 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26552 (give_switch): Likewise.
26553 (used_arg): Likewise.
26554 (do_spec_1): Set the SWITCH_IGNORE bit.
26555 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26556 bits. Set the SWITCH_LIVE bit.
26558 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26560 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26562 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26564 PR tree-optimization/34472
26565 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26566 parameter to a "bool *" and set *DATA to false if there is
26567 an unsafe access. Do not delete the structure here.
26568 (check_cond_exprs): Delete it here instead.
26569 (check_cond_exprs, exclude_cold_structs): Do not increase
26570 I when removing a structure.
26572 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26575 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26576 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26578 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26580 PR middle-end/34934
26581 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26582 a fixed vector for stack.
26584 2008-01-24 Ben Elliston <bje@au.ibm.com>
26587 * doc/gcc.texi (Software development): Add a direntry for g++.
26589 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26591 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26592 stale and straggling -fforce-addr comments above.
26594 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26596 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26597 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26599 2008-01-23 Michael Matz <matz@suse.de>
26602 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26605 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26607 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26608 malloc result type.
26610 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26612 * config/avr/avr.c (avr_current_arch): New variable.
26613 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26614 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26615 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26616 (avr_override_options): Init 'avr_current_arch'.
26617 (base_arch_s): Move from here...
26618 * config/avr/avr.h (base_arch_s): ... here. Add new members
26619 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26620 'mega' to 'have_jmp_call'.
26621 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26622 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26624 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26626 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26627 MULTILIB_MATCHES): Ditto.
26629 2008-01-23 Richard Guenther <rguenther@suse.de>
26631 PR middle-end/31529
26632 * cgraphunit.c (cgraph_reset_node): Always mark the node
26633 not reachable if it is not queued already.
26635 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26637 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26638 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26639 (cputype_selected): New static variable.
26640 (bfin_handle_option): Set it if -mcpu is used.
26641 (override_option): Select default set of workarounds if no cpu type
26642 selected on the command line.
26643 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26645 From Michael Frysinger <michael.frysinger@analog.com>
26646 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26647 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26649 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26650 for bf547, bf523, bf524, and bf526.
26651 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26653 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26654 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26655 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26656 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26657 * doc/invoke.texi (Blackfin Options): Document that
26658 -mcpu now accept bf547, bf523, bf524, and bf526.
26660 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26662 PR rtl-optimization/34628
26663 * combine.c (try_combine): Stop and undo after the first combination
26664 if an autoincrement side-effect on the first insn has effectively
26667 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26670 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26671 Offset addresses are not valid for Altivec or paired float modes.
26673 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26676 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26677 if DECL_INITIAL (decl) is error_mark_node.
26680 * c-common.c (handle_vector_size_attribute): Only allow
26681 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26682 the same way as pointer, array etc. types.
26683 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26686 * tree.c (build_type_attribute_qual_variant): Call
26687 build_qualified_type if attributes are equal, but quals are not.
26689 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26692 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26693 * flags.h (warn_strict_aliasing): Remove.
26694 (warn_strict_overflow): Remove.
26695 * opts.c (warn_strict_aliasing): Remove.
26696 (warn_strict_overflow): Remove.
26697 * c-opts.c (c_common_handle_option): -Wall only sets
26698 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26699 (c_common_post_options): Give default values to -Wstrict-aliasing
26700 and -Wstrict-overflow if they are uninitialized.
26701 * common.opt (Wstrict-aliasing): Specify Var and Init.
26702 (Wstrict-overflow): Likewise.
26704 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26706 PR rtl-optimization/26854
26707 PR rtl-optimization/34400
26708 PR rtl-optimization/34884
26709 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26711 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26712 (df_rd_bb_info.expanded_lr_out): Deleted
26713 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26714 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26715 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26716 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26717 Removed code to allocate, initialize or free expanded_lr_out.
26718 (df_rd_bb_local_compute_process_def): Restructured to make more
26720 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26721 sets if the sets are being trimmed.
26723 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26726 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26727 (as_vers): Likewise.
26728 * configure: Regenerated.
26730 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26732 PR middle-end/33092
26733 * tree-pass.h (pass_build_alias): New pass.
26734 * tree-ssa-alias.c (gate_build_alias): New.
26735 (pass_build_alias): New.
26736 * passes.c (init_optimization_passes): Add pass_build_alias after
26737 pass_create_structure_vars.
26739 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26741 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26742 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26743 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26744 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26745 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26746 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26747 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26748 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26749 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26750 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26751 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26752 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26753 * config/s390/s390.md (FP_ALL): New mode iterator.
26754 (_d): New mode attribute.
26755 ("*signbit<mode>2>"): Changed mode of first operand.
26756 ("isinf<mode>2"): Changed mode of first operand.
26757 ("*TDC_insn"): Adaptation for DFP modes.
26759 2008-01-22 Ben Elliston <bje@au.ibm.com>
26761 * tree.c (check_qualified_type): Improve function description.
26763 2008-01-21 Jason Merrill <jason@redhat.com>
26766 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26767 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26770 2008-01-21 DJ Delorie <dj@redhat.com>
26772 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26775 2008-01-21 Richard Guenther <rguenther@suse.de>
26777 PR middle-end/34856
26778 * tree-cfg.c (verify_expr): Allow all invariant expressions
26779 instead of just constant class ones as reference argument.
26780 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26781 like any other constant.
26782 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26784 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26786 * regmove.c (fixup_match_1): Update call crossed frequencies.
26788 2008-01-21 Richard Guenther <rguenther@suse.de>
26791 * tree-inline.c (setup_one_parameter): Deal with mismatched
26792 types using a VIEW_CONVERT_EXPR.
26794 2008-01-21 Alon Dayan <alond@il.ibm.com>
26795 Olga Golovanevsky <olga@il.ibm.com>
26797 PR tree-optimization/34701
26798 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26799 when the structure size is not a power of 2.
26801 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26803 * doc/install.texi: Add doc for --enable-checking=df.
26805 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26807 PR rtl-optimization/34808
26808 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26810 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26812 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26815 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26817 PR rtl-optimization/26854
26818 PR rtl-optimization/34400
26819 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26821 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26822 (df_rd_bb_info.expanded_lr_out): New.
26823 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26824 * loop_iv.c (iv_analysis_loop_init): Ditto.
26825 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26826 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26827 Added code to allocate, initialize or free expanded_lr_out.
26828 (df_rd_bb_local_compute_process_def): Restructured to make
26829 more understandable.
26830 (df_rd_confluence_n): Add code to do nothing with fake edges and
26831 code to no apply invalidate_by_call sets if the sets are being trimmed.
26832 (df_lr_local_finalize): Renamed to df_lr_finalize.
26833 (df_live_local_finalize): Renamed to df_live_finalize.
26835 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26838 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26839 deciding whether to use reciprocal instructions.
26841 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26843 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26844 dwarf2out_note_section_used if cold_text_section is NULL.
26846 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26848 PR gcov-profile/34610
26849 * tree-cfg.c (make_edges): Mark both outgoing edges from
26850 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26851 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26852 from OMP_FOR and OMP_CONTINUE outgoing edges.
26854 * tree-profile.c (tree_profiling): Return early if
26855 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26857 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26858 from cfun to child_cfun.
26859 * function.h (struct function): Add after_tree_profile bit.
26861 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26863 * config/avr/avr.S (_exit): Disable interrupt.
26865 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26866 Steven Bosscher <stevenb.gcc@gmail.com>
26868 PR rtl-optimization/26854
26869 PR rtl-optimization/34400
26870 * df-problems.c (df_live_scratch): New scratch bitmap.
26871 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26872 (df_live_reset): Clear the proper bitmaps.
26873 (df_live_bb_local_compute): Only process the artificial defs once
26874 since the order is not important.
26875 (df_live_init): Init the df_live sets only with the variables
26876 found live by df_lr.
26877 (df_live_transfer_function): Use the df_lr sets to prune the
26878 df_live sets as they are being computed.
26879 (df_live_free): Free df_live_scratch.
26881 2008-01-18 Ian Lance Taylor <iant@google.com>
26883 * common.opt: Add fmerge-debug-strings.
26884 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26885 flag_merge_debug_strings rather than flag_merge_constants.
26886 * doc/invoke.texi (Option Summary): Mention
26887 -fmerge-debug-strings.
26888 (Debugging Options): Document -fmerge-debug-strings.
26890 2008-01-18 Ian Lance Taylor <iant@google.com>
26893 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26894 (struct tree_function_decl): Add new field operator_new_flag.
26895 * tree-inline.c (expand_call_inline): When inlining a call to
26896 operator new, force the return value to go into a variable, and
26897 set DECL_NO_TBAA_P on that variable.
26898 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26900 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26903 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26904 DWARF2_DEBUGGING_INFO.
26905 (dwarf2out_note_section_used): Ditto. Add prototype.
26906 (have_multiple_function_sections, text_section_used,
26907 cold_text_section_used, *cold_text_sections): Move declarations
26910 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26912 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26913 field and add signal_ra.
26914 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26915 assignments to frame state pc. Move end of stack check after
26916 MD_FALLBACK_FRAME_STATE_FOR.
26917 (uw_update_context_1): Use frame state signal_regs if set, instead
26918 of checking signal_frame flag.
26919 (uw_update_context): Use frame state signal_ra if set.
26920 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26921 * config/xtensa/linux-unwind.h: New file.
26923 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26925 * modulo-sched.c (get_sched_window): Fix comment typo.
26927 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26929 PR tree-optimization/34648
26930 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26932 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26934 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26935 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26937 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26939 PR rtl-optimization/34400
26940 * df-core.c (df_worklist_dataflow_overeager,
26941 df_worklist_dataflow_doublequeue): New functions.
26942 (df_worklist_dataflow): Two different worklist solvers.
26943 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26946 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26949 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26950 and ftree-parallelize-loops.
26952 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26954 PR rtl-optimization/34826
26955 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26957 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26959 * global.c (find_reg): Mark the eh regs as used if necessary.
26960 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26961 * ra.h (struct allocno): no_eh_reg field added. Changed
26962 no_stack_reg type to bitfield.
26964 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26966 * tree.c (substitute_in_expr): Add missing 'break'.
26968 2008-01-17 Richard Guenther <rguenther@suse.de>
26970 PR tree-optimization/34825
26971 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26972 x / x as division to handle.
26974 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26976 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26977 "-pthread" is specified.
26978 * pa-hpux11.h (LIB_SPEC): Likewise.
26980 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26981 Peter Bergner <bergner@vnet.ibm.com>
26983 PR rtl-optimization/33796
26984 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26986 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26988 PR libgfortran/34699
26989 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26991 * pa-hpux10.h (LINK_SPEC): Likewise.
26992 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26994 2008-01-16 Richard Guenther <rguenther@suse.de>
26996 PR middle-end/32628
26997 * fold-const.c (fold_convert_const_int_from_int): Do not
26998 set overflow if that occured only because of a sign extension
26999 change when converting from/to a sizetype with the same
27000 precision and signedness.
27002 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27005 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27006 location address to the correct place. Update copyright year.
27008 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27010 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27011 no dependences in the dependence_relations vector.
27013 2008-01-16 Jan Hubicka <jh@suse.cz>
27015 PR rtl-optimization/31396
27016 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27017 * cfg.c (dump_reg_info): Print it.
27018 * regs.h (struct reg_info_t): add freq_calls_crossed.
27019 (REG_FREQ_CALLS_CROSSED): New macro.
27020 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27021 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27022 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27023 regmove_optimize): Update call crossed frequencies.
27024 * local-alloc.c (struct qty): Add freq_calls_crossed.
27025 (alloc_qty): Copute freq_calls_crossed.
27026 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27027 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27028 * ra.h (struct allocno): Add freq_calls_crossed.
27030 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27032 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27033 libgomp when compiling with ftree-parallelize-loops.
27034 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27036 2008-01-16 Richard Guenther <rguenther@suse.de>
27038 PR tree-optimization/34769
27039 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27040 * tree.c (int_cst_value): Instead make this function more
27041 permissive in what it accepts as valid input. Document this
27042 function always sign-extends the value.
27044 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27045 Richard Guenther <rguenther@suse.de>
27048 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27049 (gimple_fold_indirect_ref_rhs): ... this.
27050 (gimple_fold_indirect_ref): New function with foldings
27051 that preserve lvalueness.
27052 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27053 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27054 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27055 to fold an INDIRECT_REF, fall back to the old use of
27056 fold_indirect_ref_1.
27058 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27060 * tree-data-ref.c (subscript_dependence_tester_1): Call
27061 free_conflict_function.
27062 (compute_self_dependence): Same.
27064 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27067 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27068 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27070 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27071 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27072 for DWARF2_UNWIND_INFO targets.
27074 2008-01-16 Richard Guenther <rguenther@suse.de>
27077 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27078 type qualifiers for function types.
27080 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27082 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27083 loop_iterator li from previous commit.
27085 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27087 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27089 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27091 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27092 (parallelize_loops): Don't parallelize irreducible components.
27094 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27097 * c-opts (c_common_post_options): Do not enable CPP
27098 flag_pedantic_errors by default.
27100 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27102 PR rtl-optimization/31944
27103 * cse.c (remove_pseudo_from_table): New function.
27104 (merge_equiv_classes): Use above function to remove pseudo-registers.
27105 (invalidate): Likewise.
27107 2008-01-13 Richard Guenther <rguenther@suse.de>
27109 PR middle-end/34601
27110 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27111 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27113 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27115 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27116 validate_change to unshare the source of the PC set.
27118 2008-01-12 Jan Hubicka <jh@suse.cz>
27120 PR middle-end/32135
27121 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27122 references above array bounds. This might trigger bounds checks for
27123 pointers to arrays.
27125 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27127 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27128 new_replaceable_dependencies.
27130 2008-01-12 Doug Kwan <dougkwan@google.com>
27132 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27133 instead of OPT_Wreturn_type in warning due to ignored return type
27135 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27136 options included in -Wextra.
27137 * c.opt: New option -Wignored_qualifiers.
27138 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27139 -Wignore_qualifiers.
27140 (-Wignored-qualifiers): Document.
27141 (-Wreturn-type): Remove description of functionality now handled
27142 by -Wignored-qualifiers.
27144 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27147 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27148 NOP_EXPR if it is between integral types with the same precision.
27150 2008-01-12 Jan Hubicka <jh@suse.cz>
27153 * invoke.texi (max-inline-recursive-depth): Fix default value.
27155 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27157 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27160 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27162 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27164 2008-01-11 James E. Wilson <wilson@specifix.com>
27167 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27169 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27171 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27172 save/restore frame pointer register and don't use 'call-prologues'
27173 optimization in function with "OS_task" attribute.
27175 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27177 PR middle-end/31309
27178 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27179 when copying to memory.
27181 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27183 PR rtl-optimization/30905
27184 * cfgcleanup.c: Include dce.h
27185 (crossjumps_occured): New global variable.
27186 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27187 If something changed, set crossjumps_occured to true.
27188 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27189 Don't add/remove fake edges to exit here...
27190 (cleanup_cfg): ...but do it here, when crossjumping.
27191 Run a fast DCE when successful crossjumps occured in the latest
27192 iteration of try_optimize_cfg.
27194 2008-01-11 Richard Guenther <rguenther@suse.de>
27196 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27197 (struct vn_unary_op_s): Likewise.
27198 (vn_reference_insert): Free old reference on hash collision.
27200 2008-01-10 Raksit Ashok <raksit@google.com>
27202 PR rtl-optimization/27971
27203 * combine.c (find_split_point): Split PLUS expressions which are
27204 inside a MEM rtx, and whose first operand is complex.
27206 2008-01-10 DJ Delorie <dj@redhat.com>
27208 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27209 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27210 (m32c_hard_regno_ok): Call the underlying function.
27212 2008-01-10 Richard Guenther <rguenther@suse.de>
27214 PR middle-end/34683
27215 * tree-cfg.c (tree_merge_blocks): Do not go through the
27216 full-blown folding and stmt updating path if we just deal
27217 with virtual operands.
27218 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27219 test for abnormal SSA_NAMEs.
27221 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27223 PR middle-end/34641
27224 * reload.c (push_reload): Add assertions. All constants from
27225 reg_equiv_constant should have been used for replacing the respective
27227 (find_reloads_address): Invoke find_reloads_address_part for
27228 constant taken from the reg_equiv_constant array.
27230 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27232 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27233 field (valnum) the first in the struct. Replace bools with
27236 2008-01-10 Richard Guenther <rguenther@suse.de>
27238 PR tree-optimization/34651
27239 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27240 types and ordering for masking and converting.
27242 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27244 PR tree-optimization/34017
27245 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27246 also for PHI_NODE expressions.
27248 2008-01-09 Jan Hubicka <jh@suse.cz>
27250 PR tree-optimization/34708
27251 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27252 based on number of case labels.
27253 (init_inline_once): Remove switch_cost.
27254 * tree-inline.h (eni_weights_d): Remove switch_cost.
27256 2008-01-09 Richard Guenther <rguenther@suse.de>
27257 Andrew Pinski <andrew_pinski@playstation.sony.com>
27259 PR middle-end/30132
27260 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27261 temporary if an rvalue is ok or an lvalue is not required.
27263 2008-01-09 Richard Guenther <rguenther@suse.de>
27265 PR middle-end/34458
27266 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27267 adjust return type.
27269 2008-01-09 Richard Guenther <rguenther@suse.de>
27271 PR middle-end/34679
27272 * tree.c (host_integerp): Check for sizetype only if the
27273 type is an integer type.
27275 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27278 * opts.c (decode_options): Disable inlining of functions called
27279 once if not in unit-at-a-time mode.
27281 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27283 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27285 2008-01-08 Richard Guenther <rguenther@suse.de>
27287 PR middle-end/31863
27288 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27289 out early if the result will be unused.
27291 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27296 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27297 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27300 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27302 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27303 for vectorization tuned.
27305 2008-01-08 Richard Guenther <rguenther@suse.de>
27307 PR tree-optimization/34683
27308 * tree-ssa-operands.c (operand_build_cmp): Export.
27309 * tree-ssa-operands.h (operand_build_cmp): Declare.
27310 * tree-vn.c (vuses_compare): Remove.
27311 (sort_vuses): Use operand_build_cmp.
27312 (sort_vuses_heap): Likewise.
27313 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27314 to re-use old VEC if available. Do not sort already sorted VUSEs.
27315 (vdefs_to_vec): Do not sort already sorted VDEFs.
27317 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27319 PR middle-end/34694
27320 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27322 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27325 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27326 limitations of reciprocal sequences on x86 targets.
27328 2008-01-08 Richard Guenther <rguenther@suse.de>
27330 PR tree-optimization/34683
27331 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27333 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27336 * config/darwin.c (darwin_mergeable_string_section): Don't use
27337 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27339 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27342 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27343 negxf2. Macroize expander using X87MODEF mode iterator. Change
27344 predicates of op0 and op1 to register_operand.
27345 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27346 expander using X87MODEF mode iterator. Change predicates of
27347 op0 and op1 to register_operand.
27348 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27349 corresponding patterns and macroize using MODEF macro. Change
27350 predicates of op0 and op1 to register_operand and remove
27351 "m" constraint. Disparage "r" alternative with "!".
27352 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27353 macroize using X87MODEF macro. Change predicates of op0 and op1
27354 to register_operand and remove "m" constraint. Disparage "r"
27355 alternative with "!".
27356 (absneg splitter with memory operands): Remove.
27357 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27358 patterns and macroize using X87MODEF mode iterator.
27359 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27360 Change predicate of op1 to register_operand.
27361 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27362 for memory operands.
27364 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27366 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27368 2008-01-07 Richard Guenther <rguenther@suse.de>
27370 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27373 2008-01-07 Richard Guenther <rguenther@suse.de>
27375 PR tree-optimization/34683
27376 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27377 VOPs of the needed size to save memory. Use VEC_quick_push
27378 to save compile-time.
27379 (vdefs_to_vec): Likewise.
27381 2008-01-07 Sa Liu <saliu@de.ibm.com>
27383 * config/spu/spu.md (divdf3): Genetate inline code for double
27384 division. The implementation doesn't handle INF or NAN, therefore it
27385 only applies when -ffinite-math-only is given.
27387 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27390 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27391 * doc/cpp.texi ([Common Predefined Macros]): Document.
27393 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27395 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27396 order to use commutative addition instead of subtraction.
27398 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27399 Mircea Namolaru <namolaru@il.ibm.com>
27400 Vladimir Yanovsky <yanov@il.ibm.com>
27401 Revital Eres <eres@il.ibm.com>
27403 PR tree-optimization/34263
27404 * tree-outof-ssa.c (process_single_block_loop_latch,
27405 contains_tree_r): New functions.
27406 (analyze_edges_for_bb): Call process_single_block_loop_latch
27407 function to empty single-basic-block latch block if possible.
27409 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27411 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27413 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27415 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27417 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27419 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27421 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27423 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27425 PR tree-optimization/34618
27426 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27429 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27432 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27433 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27434 Update copyright year.
27436 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27437 Update copyright year.
27438 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27441 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27443 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27444 edge does not point to current bb before changing need_assert.
27446 2008-01-04 Richard Guenther <rguenther@suse.de>
27448 PR middle-end/34029
27449 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27450 for verifying purposes if they are is_gimple_min_invariant.
27452 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27454 PR tree-optimization/34448
27455 PR tree-optimization/34465
27456 * gimplify.c (gimplify_init_constructor): Add new parameter
27457 notify_temp_creation. Use it.
27458 (gimplify_modify_expr_rhs): Take volatiles into account when
27459 optimizing constructors.
27460 Do not optimize constructors if gimplify_init_constructor will dump to
27462 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27463 * gcc.c-torture/compile/pr34448.c: New.
27465 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27467 PR gcov-profile/34609
27468 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27469 return_slot if result is TREE_ADDRESSABLE.
27471 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27473 * config/mips/mips.md (sqrt_condition): Tweak comment.
27474 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27476 2008-01-03 Tom Tromey <tromey@redhat.com>
27479 * c-common.c (c_type_hash): Handle VLAs.
27481 2008-01-03 Jan Hubicka <jh@suse.cz>
27483 PR tree-optimization/31081
27484 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27485 0 when inlining and not inlining to first basic block.
27486 (remap_decl): When var is initialized to 0, don't set default_def.
27487 (expand_call_inline): Set entry_bb.
27488 * tree-inline.h (copy_body_data): Add entry_bb.
27490 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27493 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27496 PR tree-optimization/29484
27497 * tree-inline.c (inline_forbidden_p_2): New function.
27498 (inline_forbidden_p): Disallow inlining if some static var
27499 has an address of a local LABEL_DECL in its initializer.
27500 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27503 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27505 PR tree-optimization/34635
27506 * tree-data-ref.c (add_other_self_distances): Make sure that the
27507 evolution step is constant.
27509 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27511 PR middle-end/34608
27512 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27514 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27516 * tree-sra.c (scalarize_init): Insert the generate_element_init
27517 statements after the generate_element_zero statements.
27519 2008-01-02 Richard Guenther <rguenther@suse.de>
27521 PR middle-end/34093
27522 PR middle-end/31976
27523 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27524 for very large number of operands instead of ICEing.
27526 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27529 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27530 while stack probing.
27532 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27534 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27537 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27539 PR libmudflap/26442
27540 * tree-mudflap.c (mx_register_decls): Guard warning by
27541 !DECL_ARTIFICIAL check.
27543 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27545 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27546 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27547 sse5_perm<mode>): Fix constraints.