1 2008-11-29 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
4 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
5 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
6 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
7 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
8 Ignore sub-word case for now.
9 (sync_nand<mode>_internal): Represent NAND in RTL.
10 (sync_old_nand<mode): Same.
11 (sync_old_name<mode>_internal): Same.
12 (sync_new_nand<mode>): Same.
13 (sync_new_nand<mode>_internal): Same.
14 (sync_boolcshort_internal): Expect NAND.
16 2008-11-28 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/37955
19 PR tree-optimization/37742
20 * tree-vect-transform.c (vectorizable_store): Remove assert for
22 (vectorizable_load): Likewise.
24 2008-11-27 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-structalias.c (intra_create_variable_infos): Make
27 a constraint for the static chain parameter.
29 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
31 * config/bfin/bfin.opt (micplb): New option.
32 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
33 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
34 ENABLE_WA_INDIRECT_CALLS): New macros.
35 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
37 (indirect_call_p): New function.
38 (workaround_speculation): Handle anomaly 05-00-0426 when
39 ENABLE_WA_INDIRECT_CALLS is true.
40 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
41 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
42 * doc/invoke.texi (Blackfin Options): Document -micplb.
44 2008-11-26 DJ Delorie <dj@redhat.com>
46 * config/m32c/mov.md ("extendhipsi2"): New.
48 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
50 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
51 * config/m32c/mov.md (zero_extendqihi2): Likewise.
53 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
55 * config/mips/mips.md (clear_hazard): Rename to
56 clear_hazard_<mode>. Use mode-specific addition.
57 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
58 or gen_clear_hazard_di depending on the size of Pmode.
60 2008-11-26 DJ Delorie <dj@redhat.com>
62 * configure.ac: Test m32c-elf-gas for .loc.
63 * configure: Likewise.
65 2008-11-26 Janis Johnson <janis187@us.ibm.com>
68 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
71 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
73 * config/i386/sync.md (memory_barrier_nosse): Disable also for
74 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
75 (memory_barrier): Do not generate memory_barrier_nosse instruction
77 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
79 2008-11-26 Fredrik Unger <fred@tree.se>
81 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
82 function name from __floatundisf.
83 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
86 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
87 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/37869
90 * tree-ssa-structalias.c (struct constraint_graph): Remove
91 pt_used and number_incoming members.
92 (build_pred_graph): Do not allocate them.
93 (condense_visit): Do not use them.
94 (label_visit): Likewise.
95 (free_var_substitution_info): Do not free them.
97 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
99 * doc/invoke.texi (ira-max-loops-num): Change semantics.
101 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
103 * ira-color.c (allocno_spill_priority): New function.
104 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
105 Print more info about the spilled allocno.
106 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
109 * ira-build.c (loop_node_to_be_removed_p): Remove.
110 (loop_compare_func, mark_loops_for_removal): New functions.
111 (remove_uneccesary_loop_nodes_from_loop_t): Use member
113 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
115 * ira.c (ira): Don't change flag_ira_algorithm.
117 * params.def (ira-max-loops-num): Change the value.
119 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
121 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
122 Disable unsupported alternative for ColdFire,
123 add new alternative that ColdFire can handle.
125 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
127 * regrename.c (merge_overlapping_regs): Add registers artificially
128 defined at the top of the basic block to the set of live ones just
129 before the first insn.
131 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
132 Joey Ye <joey.ye@intel.com>
135 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
136 false if we need to align the outgoing stack.
137 (ix86_update_stack_boundary): Check parm_stack_boundary.
139 2008-11-25 Richard Guenther <rguenther@suse.de>
143 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
144 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
145 in favor of dereferenced_ptrs.
146 (init_alias_info): Adjust.
147 (delete_alias_info): Likewise.
148 (compute_flow_insensitive_aliasing): Properly
149 include all aliased variables.
150 (update_alias_info_1): Use dereferenced_ptrs.
151 (setup_pointers_and_addressables): Likewise.
152 (get_smt_for): Honor ref-all pointers and pointers with known alias
154 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
156 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
160 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
162 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
164 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
166 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
168 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
170 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
173 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
174 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
176 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
179 UNSPECV_CMPXCHG_[12].
180 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
181 UNSPECV_CMPXCHG_[12].
184 * config/i386/sync.md (memory_barrier): New expander.
186 2008-11-24 Jakub Jelinek <jakub@redhat.com>
189 * dse.c (find_shift_sequence): Optimize extraction from a constant.
191 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
193 * pa.c (function_arg): Revert 2008-10-26 change.
195 2008-11-23 Helge Deller <deller@gmx.de>
197 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
198 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
199 succeeded and lws_ret is not equal to oldval.
201 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
203 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
205 2008-11-22 Andreas Schwab <schwab@suse.de>
207 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
210 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
212 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
213 Use constant 1 as the operand.
214 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
215 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
216 gen_rdhwr_synci_step_di depending on the size of Pmode.
218 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.md (SWI248): New mode iterator.
222 (SWI32): Remove mode iterator.
223 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
224 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
225 iterator. Generate popcnt mnemonic without mode extensions
226 for Darwin x86 targets.
227 (*popcount<mode>2_cmp): Ditto.
228 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
229 extensions for Darwin x86 targets.
231 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
233 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
234 only if HAVE_AS_SPARC_UA_PCREL is defined.
236 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
238 * ira-costs.c (find_allocno_class_costs): Work out the maximum
239 allocno_costs value of the classees with the lowest total_costs
240 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
241 (setup_allocno_cover_class_and_costs): ...rather than here.
242 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
245 2008-11-22 Jakub Jelinek <jakub@redhat.com>
248 * builtins.c (expand_builtin_apply_args): Emit sequence before
249 parm_birth_insn instead of after entry_of_function's first insn.
252 * function.c (assign_parm_remove_parallels): Pass
253 data->passed_type as third argument to emit_group_store.
256 * final.c (mark_symbol_refs_as_used): New function.
257 * output.h (mark_symbol_refs_as_used): New prototype.
258 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
259 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
260 * config/arm/arm.md (consttable_4): Likewise.
263 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
265 2008-11-21 Jakub Jelinek <jakub@redhat.com>
268 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
269 propagate x = &a into *x = b if conversion from b to a's type is
272 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
274 * caller-save.c (insert_one_insn): Take into account REG_INC notes
275 for the liveness computation of the new insn.
277 2008-11-21 DJ Delorie <dj@redhat.com>
279 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
280 Moves to/from below100 space (W) can only use r0-r7.
282 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
285 * doc/invoke.texi (Optimization Options): Fix typo.
287 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
288 Xuepeng Guo <xuepeng.guo@intel.com>
290 * config.gcc (extra_headers): For x86 and x86-64, remove
291 gmmintrin.h, add immintrin.h and avxintrin.h.
293 * config/i386/gmmintrin.h: Renamed to ...
294 * config/i386/avxintrin.h: This. Issue an error if
295 _IMMINTRIN_H_INCLUDED is undedined.
297 * config/i386/immintrin.h: New.
299 2008-11-21 Jakub Jelinek <jakub@redhat.com>
302 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
303 mode of PLUS, not mode of the eliminated register.
305 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
308 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
309 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
310 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
311 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
312 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
313 (*nand<mode>3): Rename to *andnot<mode>3.
314 (*nandtf3): rename to *andnottf3.
315 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
316 Use CODE_FOR_mmx_andnotv2si3.
317 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
318 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
319 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
320 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
321 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
323 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
326 * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND
327 case by calculating ~(new_reg & val) instead of (~new_reg & val).
328 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
329 to (not:IMODE (and:IMODE (...))).
330 (sync_old_nand<mode>): Ditto.
331 (sync_new_nand<mode>): Ditto.
333 2008-11-20 Joseph Myers <joseph@codesourcery.com>
335 * config/arm/thumb2.md (thumb2_casesi_internal,
336 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
338 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
340 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
341 nand to the changed 4.4 semantic.
343 2008-11-20 Jakub Jelinek <jakub@redhat.com>
346 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
347 (fold_builtin_memory_op): Handle even the case where just one
348 of src and dest is an address of a var decl component, using
349 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
350 and readonly_data_expr src check.
351 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
354 PR rtl-optimization/36998
355 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
356 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
357 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
358 stack_adjust_offset callers.
359 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
361 (compute_barrier_args_size): Handle insns in annulled branches
364 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
368 Handle cases when integer argument crosses argument register boundary.
370 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
373 * config.gcc (i[34567]86-*-solaris2*): Don't include
374 i386/t-crtstuff here.
375 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
376 * config/i386/t-sol2: Move to libgcc/config/i386.
378 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
381 * tlink.c: Include "libiberty.h".
382 (initial_cwd): Change type into char *.
383 (tlink_init): Call getpwd instead of getcwd.
385 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
387 PR rtl-optimization/32283
388 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
389 of the induction variable to decide whether it may wrap.
390 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
391 initialization of the bound before the loop.
392 * simplify-rtx.c (simplify_binary_operation_1): Add two
393 simplifications regarding AND.
394 (simplify_plus_minus): Only fail if no simplification is possible.
395 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
397 2008-11-20 Jakub Jelinek <jakub@redhat.com>
400 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
401 checking until GIMPLE lowering.
402 * gimple-low.c (check_call_args): New function.
403 (lower_stmt) <case GIMPLE_CALL>: Call it.
405 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
407 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
408 with the same type as the first operand of the AND expression.
410 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
413 * ira-int.h (struct ira_loop_tree_node): New member
414 entered_from_non_parent_p.
416 * ira-color.c (print_loop_title): Print loop bbs.
418 * ira-emit.c (entered_from_non_parent_p,
419 setup_entered_from_non_parent_p): New functions.
420 (not_modified_p): Rename to store_can_be_removed_p. Check there
422 (generate_edge_moves): Use store_can_be_removed_p instead of
424 (ira_emit): Call setup_entered_from_non_parent_p.
426 * ira-build.c (copy_info_to_removed_store_destinations):
427 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
428 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
429 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
430 update all accumulated attributes.
432 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
435 * ira-int.h (ira_copy_allocno_live_range_list,
436 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
437 ira_finish_allocno_live_range_list): New prototypes.
438 (ira_allocno_live_ranges_intersect_p,
439 ira_pseudo_live_ranges_intersect_p): Remove.
441 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
442 ira_pseudo_live_ranges_intersect_p): Rename to
443 allocnos_have_intersected_live_ranges_p and
444 pseudos_have_intersected_live_ranges_p. Move them from here to ...
446 * ira-color.c: ... here
447 (coalesced_allocno_conflict_p): Use
448 allocnos_have_intersected_live_ranges_p.
449 (coalesced_allocnos_living_at_program_points,
450 coalesced_allocnos_live_at_points_p,
451 set_coalesced_allocnos_live_points): Remove.
452 (slot_coalesced_allocnos_live_ranges,
453 slot_coalesced_allocno_live_ranges_intersect_p,
454 setup_slot_coalesced_allocno_live_ranges): New.
455 (coalesce_spill_slots): Use ranges of coalesced allocnos.
456 (ira_sort_regnos_for_alter_reg): Use
457 allocnos_have_intersected_live_ranges_p.
458 (ira_reuse_stack_slot): Use
459 pseudos_have_intersected_live_ranges_p.
461 * global.c (pseudo_for_reload_consideration_p): Check
462 flag_ira_share_spill_slots too.
464 * ira-build.c (copy_allocno_live_range_list): Rename to
465 ira_copy_allocno_live_range_list. Make it external.
466 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
468 (ira_allocno_live_ranges_intersect_p): New.
469 (ira_finish_allocno_live_range_list): New.
470 (finish_allocno): Use it.
471 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
472 (copy_info_to_removed_store_destinations): Ditto. Use
473 ira_copy_allocno_live_range_list.
474 (ira_flattening): Use ira_merge_allocno_live_ranges.
476 * ira.c (too_high_register_pressure_p): New function.
477 (ira): Switch off sharing spill slots if the pressure is too high.
479 2008-11-19 Richard Guenther <rguenther@suse.de>
481 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
482 non-sizetype offsets if their precision matches that of the pointer.
483 * expr.c (expand_expr_real_1): Always sign-extend the offset
484 operand of a POINTER_PLUS_EXPR.
486 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
488 * config.gcc: Unobsolete mips-sgi-irix[56]*.
489 (mips-sgi-irix[56]*): No need to use fixproto.
491 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
492 Paul Brook <paul@codesourcery.com>
494 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
497 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
499 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
501 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
504 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
505 (separate_decls_in_region): Create shared struct even when there
508 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
510 * config/picochip/picochip.c (headers): Remove an unnecessary
513 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
516 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
517 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
519 * config/m68k/m68k.md: Adjust all conditional branches that use the
520 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
522 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
525 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
526 is a register or zero operand in the correct mode before generating
527 mtch1 insn or a register operand in the correct mode before generating
529 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
531 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
533 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
534 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
535 mipsisa*-*-elf*. Handle mipsisa64r2*.
536 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
537 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
539 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
540 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
542 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
543 Fix mips16 if mips64 or mips64r2 are multilib defaults.
544 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
547 2008-11-18 Jakub Jelinek <jakub@redhat.com>
550 * config/i386/i386.md (allocate_stack_worker_32,
551 allocate_stack_worker_64): Don't use match_dup between input and
553 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
554 * config/i386/i386.c (ix86_expand_prologue): Likewise.
556 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
558 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
559 is forced when trying to do a symbol link for it.
561 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
563 * expmed.c (extract_bit_field_1): Also use a temporary and
564 convert_extracted_bit_field when the conversion from ext_mode to
565 the target mode requires explicit truncation.
567 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
569 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
571 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
572 registers when not optimizing.
574 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
576 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
577 and its associated define_split. Expose the all-d alternative
578 to the register allocator, but mark it with "?". Mark the first
579 alternative with "*?*?".
580 (*mul_sub_si): Likewise.
581 (*mul_acc_si_r3900): New pattern.
583 2008-11-17 Jakub Jelinek <jakub@redhat.com>
586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
587 propagating x = &a into *x = b, add a cast if not useless
588 type conversion or don't optimize if another stmt would be
591 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
594 * optabs.c (expand_sync_operation): Properly handle NAND case
595 by calculating ~(t1 & val) instead of (~t1 & val).
596 * builtins.c (expand_builtin_sync_operation): Warn for changed
597 semantics in NAND builtins.
598 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
600 * doc/invoke.texi (Warning options): Add Wsync-nand.
601 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
602 __sync_fetch_and_nand builtin operation in the example. Add a note
603 about changed semantics in GCC 4.4.
604 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
605 operation in the example. Add a note about changed semantics in
608 2008-11-16 Jan Hubicka <jh@suse.cz>
610 * cgraph.c (cgraph_function_body_availability): Fix test of externally
613 2008-11-16 Joshua Kinard <kumba@gentoo.org>
615 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
618 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
621 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
622 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
624 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
625 rather than call_really_used_regs when handling $gp.
627 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
630 * config/mips/mips.c (machine_function): Update the comment
631 above global_pointer.
632 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
633 that a function doesn't need a global pointer.
634 (mips_current_loadgp_style): Update accordingly.
635 (mips_restore_gp): Likewise.
636 (mips_output_cplocal): Likewise.
637 (mips_expand_prologue): Likewise.
639 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
641 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
642 parameter. Use DImode for computing the number of registers.
643 (function_arg): Adjust for above change.
644 (function_value): Likewise.
646 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
648 PR tree-optimization/37950
649 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
650 not computed for the current function.
652 2008-11-15 Jakub Jelinek <jakub@redhat.com>
655 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
656 gpr and other COMPONENT_REFs.
658 2008-11-15 Richard Guenther <rguenther@suse.de>
660 PR tree-optimization/38051
661 * tree-ssa-alias.c (update_alias_info_1): Manually find
664 2008-11-15 Joshua Kinard <kumba@gentoo.org>
666 * doc/invoke.texi (-mfix-r10000): Document.
667 * config/mips/mips.opt (mfix-r10000): New option.
668 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
669 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
670 (MIPS_COMPARE_AND_SWAP_12): Likewise.
671 (MIPS_SYNC_OP): Likewise.
672 (MIPS_SYNC_OP_12): Likewise.
673 (MIPS_SYNC_OLD_OP_12): Likewise.
674 (MIPS_SYNC_NEW_OP_12): Likewise.
675 (MIPS_SYNC_OLD_OP): Likewise.
676 (MIPS_SYNC_NAND): Likewise.
677 (MIPS_SYNC_OLD_NAND): Likewise.
678 (MIPS_SYNC_EXCHANGE): Likewise.
679 (MIPS_SYNC_EXCHANGE_12): Likewise.
680 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
682 (MIPS_SYNC_NEW_NAND): Likewise.
683 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
684 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
685 (mips_output_sync_loop): New function.
686 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
687 Make -mfix-r10000 require branch-likely instructions.
688 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
689 mips_output_sync_loop.
690 (compare_and_swap_12): Likewise.
691 (sync_add<mode>): Likewise.
692 (sync_<optab>_12): Likewise.
693 (sync_old_<optab>_12): Likewise.
694 (sync_new_<optab>_12): Likewise.
695 (sync_nand_12): Likewise.
696 (sync_old_nand_12): Likewise.
697 (sync_new_nand_12): Likewise.
698 (sync_sub<mode>): Likewise.
699 (sync_old_add<mode>): Likewise.
700 (sync_old_sub<mode>): Likewise.
701 (sync_new_add<mode>): Likewise.
702 (sync_new_sub<mode>): Likewise.
703 (sync_<optab><mode>): Likewise.
704 (sync_old_<optab><mode>): Likewise.
705 (sync_new_<optab><mode>): Likewise.
706 (sync_nand<mode>): Likewise.
707 (sync_old_nand<mode>): Likewise.
708 (sync_new_nand<mode>): Likewise.
709 (sync_lock_test_and_set<mode>): Likewise.
710 (test_and_set_12): Likewise.
712 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
714 * gcc.c (cc1_options): Fix comment.
716 2008-11-15 Jakub Jelinek <jakub@redhat.com>
719 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
720 argtype instead of result_type.
722 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
724 * ira-int.h (struct ira_loop_tree_node): Improve comments for
725 subloop_next/next and subloops/childen fields.
727 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
729 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
730 (STANDARD_INCLUDE_DIR): Redefine to "/include".
731 (LOCAL_INCLUDE_DIR): Undefine.
732 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
734 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
736 PR rtl-optimization/37397
737 * ira-int.h (struct ira_allocno): New member bad_spill_p.
738 (ALLOCNO_BAD_SPILL_P): New macro.
740 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
742 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
743 (create_cap_allocno, propagate_allocno_info,
744 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
745 (update_bad_spill_attribute): New function.
746 (ira_build): Call it.
748 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
750 2008-11-14 Jakub Jelinek <jakub@redhat.com>
752 PR tree-optimization/38104
753 * gimplify.c (gimple_regimplify_operands): Add referenced vars
754 before calling mark_symbols_for_renaming, not after it.
756 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
758 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
759 (OVERRIDE_OPTIONS): Likewise.
761 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
762 Andrew Stubbs <ams@codesourcery.com>
763 Gunnar Von Boehn <gunnar@genesi-usa.com>
766 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
767 the shorter LEA insn over ADD.L where possible.
769 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
771 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
772 systems, which are assumend to always provide SSP-support in glibc.
773 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
775 * configure: Regenerate.
777 2008-11-14 Jakub Jelinek <jakub@redhat.com>
780 * function.c (gimplify_parameters): For callee copies parameters,
781 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
783 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
786 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
787 x86 parts into the `i[34567]86-*-linux*' and parts that are
788 independent of the processor architecture into the `*-*-linux*' cases.
789 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
790 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
791 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
792 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
793 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
794 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
795 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
797 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
799 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
800 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
801 (ls2_idiv): Likewise idiv3.
802 (ls2_prefetch): New reservation.
803 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
804 * config/mips/mips.md (type): Add imul3nc and idiv3.
805 (length): Handle idiv3.
806 (any_mod): New code_iterator.
807 (u): Handle MOD and UMOD.
808 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
809 (prefetch): Handle TARGET_LOONGSON_2EF.
811 2008-11-13 Jakub Jelinek <jakub@redhat.com>
814 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
815 (prune_unused_types_walk): Call it for non-perennial local classes.
816 Set die_mark to 2 if recursing on children. If die_mark is 1 on
817 entry, just set it to 2 and recurse on children, don't walk attributes
820 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
822 * c-common.c (warn_about_parentheses): Add missing whitespace
825 2008-11-13 Paul Brook <paul@codesourcery.com>
827 * doc/invoke.texi: Document --fix-cortex-m3.
828 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
829 Cortex-M3 cpu is selected.
830 (output_move_double): Avoid overlapping base register and first
831 destination register when fix_cm3_ldrd.
832 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
834 2008-11-13 Jakub Jelinek <jakub@redhat.com>
837 * gimple.h (gimple_range_check_failed): Remove prototype.
838 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
840 (gimple_range_check_failed): Removed.
842 2008-11-13 Andrew Haley <aph@redhat.com>
845 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
848 2008-11-12 Jakub Jelinek <jakub@redhat.com>
852 2007-05-07 Mike Stump <mrs@apple.com>
853 * doc/invoke.texi (Warning Options): Document that -Wempty-body
854 also checks for and while statements in C++.
856 2008-11-12 Dodji Seketeli <dodji@redhat.com>
859 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
860 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
861 - which clones are reachable - as "abstract and needed".
862 * cgraph.c (cgraph_release_function_body): If a node is
863 "abstract and needed", do not release its DECL_INITIAL() content
864 that will be needed to emit debug info.
866 2008-11-12 Steve Ellcey <sje@cup.hp.com>
869 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
870 to set HAVE_GETIPINFO.
871 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
872 * configure: Regenerate.
873 * config.in: Regenerate.
875 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
878 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
880 2008-11-12 Jakub Jelinek <jakub@redhat.com>
883 2008-10-21 Jakub Jelinek <jakub@redhat.com>
884 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
886 2008-11-12 Jason Merrill <jason@redhat.com>
889 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
892 2008-11-12 Anatoly Sokolov <aesok@post.ru>
894 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
895 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
898 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
900 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
902 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
903 packed-stack special handling.
904 (FRAME_ADDR_RTX): Add definition.
906 2008-11-12 Jakub Jelinek <jakub@redhat.com>
909 * fold-const.c (native_encode_string): New function.
910 (native_encode_expr): Use it for STRING_CST.
912 2008-11-12 DJ Delorie <dj@redhat.com>
914 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
915 insns if the intermediate value will be used later.
917 2008-11-12 Andreas Schwab <schwab@suse.de>
919 * config/m68k/m68k.c (print_operand): Mask off extra extension
920 bits when writing out the representation of real values.
922 2008-11-12 Ira Rosen <irar@il.ibm.com>
924 PR tree-optimization/38079
925 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
928 2008-11-12 Jakub Jelinek <jakub@redhat.com>
931 * c-pretty-print.c (pp_c_complex_expr): New function.
932 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
935 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
936 than INNER and INNER is a constant, forcibly align INNER as much
939 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
941 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
943 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
945 PR rtl-optimization/37363
946 * simplify-rtx.c (simplify_plus_minus): Don't create
947 (const (minus ...)) expresisons.
949 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
951 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
954 2008-11-10 Catherine Moore <clm@codesourcery.com>
956 * config.gcc (mips64vrel-*-elf*): Include the tm_file
958 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
959 (BASE_DRIVER_SELF_SPECS): Remove.
960 (DRIVER_SELF_SPECS): New definition.
961 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
962 BASE_DRIVER_SELF_SPECS.
963 * config/mips/sde.h: Likewise.
964 * config/mips/iris6.h: Likewise.
965 * config/mips/vr.h: Likewise.
966 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
968 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
970 PR rtl-optimizations/37948
971 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
972 (ira_create_copy, ira_add_allocno_copy): New parameter.
974 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
975 to ira_add_allocno_copy.
976 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
977 parameter to process_regs_for_copy.
978 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
979 Fix typo in passing second allocno to ira_add_allocno_copy.
981 * ira-color.c (update_conflict_hard_regno_costs): Use head of
982 coalesced allocnos list.
983 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
985 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
986 (add_ira_allocno_to_ordered_bucket): Rename to
987 add_allocno_to_ordered_bucket.
988 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
989 head of coalesced allocnos list.
990 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
991 Check that it is aready calculated.
992 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
993 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
995 (coalesce_allocnos): Do extended coalescing too.
997 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
998 parameter to ira_add_allocno_copy.
1000 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1002 (print_copy): Print copy origination too.
1004 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1007 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1009 PR rtl-optimization/37514
1010 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1011 flag_ira_share_spill_slots to 2 if it's already non-zero.
1012 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1013 flag_ira_share_spill_slots is 2.
1015 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1017 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1018 (prologue_enter_32): Set FB to SP - 4.
1020 2008-11-10 DJ Delorie <dj@redhat.com>
1022 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1023 constraint for single-bit-clear in lower byte of HI constant, vs
1024 Imb which just ignores the upper byte.
1025 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1026 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1027 (iorhi3_16): Check for single bit set, not single bit clear.
1029 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1031 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1033 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1035 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1037 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1038 values living in memory and use more precise alignment information.
1040 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1043 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1044 after __mf_check call if the call must end a bb.
1046 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1050 * combine.c (force_to_mode): Do not process vector types.
1052 * rtlanal.c (nonzero_bits1): Do not process vector types.
1053 (num_sign_bit_copies1): Likewise.
1055 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1057 * config/i386/gnu.h: Add copyright and licensing header.
1058 * config/gnu.h: Likewise.
1060 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1062 * fwprop.c (fwprop_done): Call df_remove_problem.
1064 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1067 * tree-scalar-evolution.c (instantiate_scev_1): Return
1068 chrec_dont_know for VL_EXP_CLASS_P.
1070 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1072 * reg-stack.c (reg_to_stack): Add missing braces in memset
1075 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1077 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1078 (NO_PROFILE_COUNTERS): New define.
1080 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1083 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1085 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1088 * config/sparc/constraints.md (D): New.
1089 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1090 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1092 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1093 Use the 'D' constraint in addition to 'F' in some alternatives.
1094 (DF splitter): Generalize for V64mode.
1095 * doc/md.texi (SPARC): Document the 'D' constraint.
1097 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1099 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1101 2008-11-06 Ben Elliston <bje@au.ibm.com>
1103 * gcc.c: Remove ancient comment about a bug in Sun cc.
1105 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1107 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1109 2008-11-06 Ben Elliston <bje@au.ibm.com>
1111 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1113 2008-11-06 Ben Elliston <bje@au.ibm.com>
1115 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1118 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1121 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1124 2008-11-05 Martin Jambor <mjambor@suse.cz>
1127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1128 pointer arithmetics into array_ref if the array is accessed
1129 through an indirect_ref.
1131 2008-11-05 Richard Guenther <rguenther@suse.de>
1134 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1135 qualified pointer conversion before stripping qualifiers.
1136 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1137 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1138 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1141 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1142 properly canonicalize binary ops.
1143 (forward_propagate_addr_expr_1): Use
1144 may_propagate_address_into_dereference.
1146 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1149 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1150 Initialize uninitialized input registers with a NaN.
1152 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1156 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1158 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1162 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1163 exits and conditions.
1164 * testsuite/gcc.dg/graphite/pr37943.c: New.
1166 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1167 Andrew Pinski <andrew_pinski@playstation.sony.com>
1170 * c-common.c (warn_for_sign_compare): For complex result_type
1171 use component's type.
1173 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1175 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1177 * print-tree.c (print_node): Don't print DECL_INITIAL
1181 * c-common.c (parse_optimize_options): Save and restore
1182 flag_strict_aliasing around decode_options call.
1184 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1187 (host_detect_local_cpu): Use it instead of casted strings to
1188 compare vendor signatures.
1190 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1193 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1194 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1196 2008-11-03 Catherine Moore <clm@codesourcery.com>
1198 * config/mips.c (mips_conditional_register_usage): Handle the
1199 DSP control register.
1200 * doc/extend.texi: Document the DSP control register.
1202 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1203 Jakub Jelinek <jakub@redhat.com>
1205 * omp-low.c (expand_omp_for_generic): If iter_type has different
1206 precision than type and type is a pointer type, cast n1 and n2
1207 first to an integer type with the same precision as pointers
1208 and only afterwards to iter_type.
1210 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1212 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1213 (UNSPEC_GOTSYM_OFF): New unspec.
1214 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1215 (pic_add_dot_plus_eight): Likewise.
1216 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1217 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1218 UNSPEC_PIC_BASE operands.
1219 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1220 (arm_output_addr_const_extra): Handle it.
1222 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1224 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1225 integer class to full integer class if the offset is not word-aligned.
1227 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1230 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1232 (doloop_optimize): Update call to doloop_modify.
1234 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1236 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1238 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1241 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1242 gcc_cv_as_cfi_directive.
1243 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1244 merging read-only and read-write sections or assembler emits
1245 read-write .eh_frame sections.
1246 * configure: Regenerate.
1248 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1251 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1253 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1255 (rs6000_emit_prologue): Invert logic.
1256 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1257 (reg:P 11) instead of match_operand.
1258 (*save_fpregs_<mode>): Likewise.
1259 (*restore_gpregs_<mode>): Likewise.
1260 (*return_and_restore_gpregs_<mode>): Likewise.
1261 (*return_and_restore_fpregs_<mode>): Likewise.
1262 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1263 (reg:P 11) insted of match_operand.
1264 (*restore_gpregs_spe): Likewise.
1265 (*return_and_restore_gpregs_spe): Likewise.
1267 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1269 PR tree-optimization/37684
1270 * gcc.dg/graphite/pr37684.c: New.
1271 * graphite.c (exclude_component_ref): New.
1272 (is_simple_operand): Call exclude_component_ref.
1274 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1276 PR tree-optimization/36908
1277 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1278 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1279 (number_of_rw_in_partition): New.
1280 (partition_contains_all_rw): New.
1281 (ldist_gen): Do not distribute when one of the partitions
1282 contains all the memory operations.
1284 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1286 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1287 EDGE_IRREDUCIBLE_LOOP.
1289 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1291 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1292 where we have one entry point in the loop which isn't the head.
1294 2008-11-03 Richard Guenther <rguenther@suse.de>
1297 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1299 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1302 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1303 for ipa and simple ipa passes.
1305 2008-11-02 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/37542
1308 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1309 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1310 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1311 (vn_nary_op_insert_stmt): Likewise.
1312 (visit_use): Likewise.
1314 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1316 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1318 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1319 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1320 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1321 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1322 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1323 peephole2's): Replace unspec with rotate.
1324 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1326 2008-11-02 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/37991
1329 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1330 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1331 (set_ssa_val_to): Print if the value changed.
1332 (simplify_binary_expression): Strip useless conversions.
1334 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1337 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1340 2008-11-01 Richard Guenther <rguenther@suse.de>
1343 * builtins.c (fold_builtin_strspn): Return a size_t.
1344 (fold_builtin_strcspn): Likewise.
1346 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1348 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1349 attribute for struct return convention.
1351 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1353 * config/rs6000/crtsavres.asm: Really, really delete.
1355 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1357 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1359 (rs6000_emit_prologue): Invert logic.
1360 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1361 (reg:P 11) instead of match_operand.
1362 (*save_fpregs_<mode>): Likewise.
1363 (*restore_gpregs_<mode>): Likewise.
1364 (*return_and_restore_gpregs_<mode>): Likewise.
1365 (*return_and_restore_fpregs_<mode>): Likewise.
1366 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1367 (reg:P 11) insted of match_operand.
1368 (*restore_gpregs_spe): Likewise.
1369 (*return_and_restore_gpregs_spe): Likewise.
1371 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1373 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1374 list of word switches that take args.
1376 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1378 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1379 (s390_output_pool_entry): Call it through for_each_rtx.
1382 * expr.c (store_constructor): For vectors, if target is a MEM, use
1383 target's MEM_ALIAS_SET instead of elttype alias set.
1385 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1388 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1391 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1394 * config/rs6000/predicates.md (word_offset_memref_operand):
1395 Restructure code and look inside auto-inc/dec addresses.
1397 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1400 * libgcov.c ( __gcov_indirect_call_profiler): Check
1401 TARGET_VTABLE_USES_DESCRIPTORS.
1403 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1405 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1406 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1407 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1408 offset if eliminating soft frame pointer.
1409 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1410 (stack_protect_test_si): Add initial machine description
1411 for Stack Smashing Protector
1413 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1416 * c-common.c (min_precision): Move to...
1417 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1418 * tree.h (tree_int_cst_min_precision): Declare.
1419 * c-common.h (min_precision): Delete declaration.
1420 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1421 multiplication of non-negative integer constants.
1422 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1423 tree_int_cst_min_precision.
1424 (finish_enum): Likewise.
1426 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1429 * convert.c (convert_to_real): Do not optimize conversions of
1430 binary arithmetic operations between binary and decimal
1431 floating-point types. Consider mode of target type in determining
1432 decimal type for arithmetic. Unless
1433 flag_unsafe_math_optimizations, do not optimize binary conversions
1434 where this may change rounding behavior.
1435 * real.c (real_can_shorten_arithmetic): New.
1436 * real.h (real_can_shorten_arithmetic): Declare.
1438 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1440 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1441 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1442 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1444 (must_save_p): For some workarounds, interrupts need to clobber a
1446 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1447 and LC1 for WA_05000257.
1448 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1449 WA_05000283 and WA_05000315.
1450 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1451 (movbi): Add alternative to set CC to 1; improve code for setting
1453 (dummy_load): New pattern.
1455 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1458 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1459 BLKmode for non-memory, convert using a wider MODE_INT mode
1463 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1464 that haven't been removed yet.
1466 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1468 * config/bfin/bfin.c (struct machine_function): New member
1469 has_loopreg_clobber.
1470 (bfin_expand_movmem): Set it when generating memcpy insns.
1471 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1472 expand_epilogue_reg_restore): If we have hardware loops,
1473 memcpy insns (indicated by has_loopreg_clobber) or function
1474 calls, we need to save the loop registers.
1476 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1478 * config/i386/i386.c (core2_cost): Fix typos in comments.
1480 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1483 * combine.c (make_compound_operation): Don't call make_extraction with
1484 non-positive length.
1485 (simplify_shift_const_1): Canonicalize count even if complement_p.
1487 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1489 * convert.c (strip_float_extensions): Do not remove or introduce
1490 conversions between binary and decimal floating-point types.
1492 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1495 * fold-const.c (distribute_bit_expr): Convert common, left and
1496 right arguments to type.
1498 2008-10-28 Nick Clifton <nickc@redhat.com>
1500 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1501 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1502 call_really_used_regs array rather than the call_used_regs array.
1503 (mn10300_get_live_callee_saved_regs, expand_prologue,
1504 expand_epilogue, output_tst): Likewise.
1506 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1509 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1510 (df_get_entry_block_def_set): Neither here.
1511 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1513 PR tree-optimization/37879
1514 * predict.c (tree_estimate_probability): Check if last_stmt is
1515 non-NULL before dereferencing it.
1517 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1519 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1520 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1521 (ira_fast_allocation): Remove the prototype.
1523 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1524 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1525 (color_pass): Modify the updated costs.
1526 (ira_color): Rename to color. Make it static.
1527 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1528 (ira_color): New function.
1530 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1533 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1535 (set_allocno_live, clear_allocno_live, mark_ref_live,
1536 mark_ref_dead): Invalidate corresponding element of
1537 allocno_saved_at_call.
1538 (process_bb_node_lives): Increment last_call_num. Setup
1539 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1540 allocno was already saved.
1541 (ira_create_allocno_live_ranges): Initiate last_call_num and
1542 allocno_saved_at_call.
1544 * ira-build.c (ira_create_allocno): Initiate
1545 ALLOCNO_UPDATED_COVER_CLASS_COST.
1546 (create_cap_allocno, propagate_allocno_info,
1547 remove_unnecessary_allocnos): Remove setting updated costs.
1548 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1550 * ira.c (ira): Don't call ira_fast_allocation.
1552 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1555 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1558 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1560 * ira-int.h (ira_hard_regno_cover_class): New.
1562 * ira-lives.c (mark_reg_live, mark_reg_dead,
1563 process_bb_node_lives): Use ira_hard_regno_cover_class.
1565 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1566 (setup_hard_regno_cover_class): New function.
1567 (ira_init): Call setup_hard_regno_cover_class.
1569 * ira-costs.c (cost_class_nums): Add comment.
1570 (find_allocno_class_costs): Initiate cost_class_nums.
1571 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1573 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1576 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1577 Rename to copy_info_to_removed_store_destinations. Propagate
1578 conflict hard regs and register stack attribute.
1580 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1583 * pa.c (function_arg_padding): Pad complex and vector types
1584 upward in 64-bit runtime.
1585 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1587 2008-10-26 Matthias Klose <doko@ubuntu.com>
1589 * doc/install.texi: Document requirements on antlr.
1591 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1593 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1596 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1600 is defined, use it to modify the constant offset.
1602 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1604 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1605 and short arguments to the correct location as mandated by the ABI.
1607 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1609 PR rtl-optimization/37769
1610 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1612 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1614 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1615 unwind-dw2-Os-4-200.o.
1617 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1619 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1620 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1622 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1624 PR tree-optimization/36038
1625 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1626 add sizetype IV with initial value zero instead of pointer type.
1628 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1631 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1632 around bit operation.
1633 * profile.c (is_edge_inconsistent): Likewise.
1634 * fold-const.c (truth_value_p): Move from here...
1635 * tree.h (truth_value_p): ... to here.
1636 * c-tree.h (c_expr): Update description of original_code.
1637 * c-typeck.c (parser_build_unary_op): Set original_code.
1638 (parser_build_binary_op): Update call to warn_about_parentheses.
1639 * c-common.c (warn_about_parentheses): Take two additional
1640 arguments of the operands. Use a switch. Quote operators
1641 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1642 Add warning about !x | y and !x & y.
1643 * c-common.h (warn_about_parentheses): Update declaration.
1645 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1647 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1648 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1649 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1651 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1652 (check-%): For test targets listed in lang_checks_parallelized
1653 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1654 run the testing in multiple make goals, possibly parallel, and
1655 afterwards run dg-extract-results.sh to merge the sum and log files.
1657 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1659 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1660 (mips_move_to_gpr_cost): Likewise.
1661 (mips_move_from_gpr_cost): Likewise.
1662 (mips_register_move_cost): Make more fine-grained.
1664 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1666 * graphite.c (graphite_apply_transformations): Check for
1667 -fgraphite-identity.
1668 * toplev.c (process_options): Add graphite_identity.
1669 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1671 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1673 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1674 mulhisihl and mulhisihh builtins.
1676 From Jie Zhang <jie.zhang@analog.com>
1677 * config/bfin/bfin.md (composev2hi): Put operands into vector
1680 2008-10-22 Chao-ying Fu <fu@mips.com>
1682 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1684 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1686 From Mike Frysinger <michael.frysinger@analog.com>
1687 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1688 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1689 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1690 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1691 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1692 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1693 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1694 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1695 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1696 __ADSPBF51x__ for all of them.
1697 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1698 -mcpu bf512, bf514, bf516, and bf518.
1699 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1700 bf512-none, bf514-none, bf516-none, and bf518-none.
1701 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1702 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1703 * doc/invoke.texi (Blackfin Options): Document that
1704 -mcpu now accepts bf512, bf514, bf516, and bf518.
1706 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1709 * fold-const.c (build_range_type): For 1 .. signed_max
1710 range call build_nonstandard_inter_type if signed_type_for
1711 returned a type with bigger precision.
1713 2008-10-22 Richard Guenther <rguenther@suse.de>
1715 * tree.def (COMPLEX_TYPE): Constrain element type.
1716 * tree.c (build_complex_type): Assert that.
1717 * tree-ssa-structalias.c (could_have_pointers): Complex types
1718 cannot have pointers.
1720 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1723 * c-typeck.c (convert_for_assignment): Do not give declaration's
1724 location for builtins. Spell out which type was expected and which
1727 2008-10-22 Nick Clifton <nickc@redhat.com>
1729 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1730 the fdpic register to be a target when running in fdpic mode.
1732 2008-10-22 Rafael Espindola <espindola@google.com>
1734 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1735 newly created statements.
1737 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1740 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1741 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1742 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1744 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1747 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1748 Adjust -mcmodel=medium description for 2005-07-31 changes.
1750 2008-10-22 Jan Hubicka <jh@suse.cz>
1751 Jakub Jelinek <jakub@redhat.com>
1754 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1756 2008-10-21 Richard Henderson <rth@redhat.com>
1759 * emit-rtl.c (get_spill_slot_decl): Export.
1760 * emit-rtl.h (get_spill_slot_decl): Declare.
1761 * var-tracking.c (vt_add_function_parameters): Relax assertion
1762 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1764 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1766 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1767 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1770 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1773 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1774 processed by get_maxval_strlen.
1776 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1779 * tree.c (get_file_function_name): Copy first_global_object_name.
1780 Centralize call to clean_symbol_name.
1782 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1784 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1785 * config/svr4.h (SVR4_ASM_SPEC): New.
1786 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1787 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1789 * doc/invoke.texi (Option Summary): Add -T to linker options.
1790 (Link Options): Document -T.
1792 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1794 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1797 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1800 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1802 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1804 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1807 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1809 * doc/install.texi: Fix typos in previous patch.
1811 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1813 * doc/install.texi: Document in-tree building of gcc and mpfr.
1815 2008-10-19 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1819 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1822 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1823 (build_enumerator): Convert enumerators that fit in integer to
1826 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/i386.md (unnamed peephole2): Do not force memory
1829 operands of arith or logical instructions into registers for
1830 non-TARGET_READ_MODIFY targets.
1832 (ffs_cmove): Change operand 0 predicate to register_operand.
1833 Change operand 1 predicate to nonimmediate_operand.
1835 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1837 2008-10-18 Richard Guenther <rguenther@suse.de>
1839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1840 VIEW_CONVERT_EXPR case against invalid gimple.
1842 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1844 * c-parser.c (c_parser_binary_expression): Silence the
1845 uninitialized variable warning emitted for binary_loc.
1847 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1849 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1852 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1855 * c-typeck.c (build_unary_op): Use omit_one_operand for
1856 IMAGPART_EXPR of real argument.
1858 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1860 PR tree-optimization/37664
1861 * fold-const.c (fold_binary): When optimizing comparison with
1862 highest or lowest type's value, don't consider TREE_OVERFLOW.
1864 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1867 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1868 * coverage.c: Include tm_p.h.
1869 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1870 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1871 dollar signs from PREFIX.
1872 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1873 instead of manual strip_name_encoding.
1875 2008-10-16 Richard Guenther <rguenther@suse.de>
1878 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1879 volatile qualified functions or methods as relevant.
1881 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1883 PR tree-optimization/37525
1884 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1885 sizetype unsigned constants, both in the case of C and bounds.
1887 2008-10-15 Jan Hubicka <jh@suse.cz>
1889 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1891 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1894 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1895 HARD_REGNO_CALL_PART_CLOBBERED.
1897 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1900 * ira-lives.c (mark_early_clobbers): Remove.
1901 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1902 check_and_make_def_conflicts,
1903 make_early_clobber_and_input_conflicts,
1904 mark_hard_reg_early_clobbers): New functions.
1905 (process_bb_node_lives): Call
1906 make_early_clobber_and_input_conflicts and
1907 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1909 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1910 early clobbers of pseudo-registers.
1912 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1915 * ira-build.c (ira_flattening): Recalculate
1916 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1917 from the scratch instead of the propagation.
1919 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1921 * doc/rtl.texi (const_double): Remove the "addr" operand.
1922 Describe CONST_DOUBLE_* macros under const_double rather
1924 (const_fixed): Fix the operand description.
1925 (const): Add an @findex directive.
1926 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1927 after the constant rtl table.
1928 (fix): Combine floating-point and fixed-point descriptions.
1930 * sched-deps.c (sched_analyze_2): Remove reference to
1933 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1935 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1937 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1938 for UNSPEC_GOTSYM_OFFs.
1939 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1940 (add_GOT_to_pic_reg): Use it.
1941 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1943 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1944 Harsha Jagasia <harsha.jagasia@amd.com>
1946 PR tree-optimization/37485
1947 * graphite.c (gmp_cst_to_tree): Moved.
1948 (iv_stack_entry_is_constant): New.
1949 (iv_stack_entry_is_iv): New.
1950 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1951 (loop_iv_stack_insert_constant): New.
1952 (loop_iv_stack_pop): Use new datatpype.
1953 (loop_iv_stack_get_iv): Same.
1954 (loop_iv_stack_get_iv_from_name): Same.
1955 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1956 (loop_iv_stack_patch_for_consts): New.
1957 (loop_iv_stack_remove_constants): New.
1958 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1959 (translate_clast): Call loop_iv_stack_patch_for_consts and
1960 loop_iv_stack_remove_constants.
1961 (gloog): Use new datatype. Redirect construction edge to end
1962 block to avoid accidental deletion.
1963 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1965 (union iv_stack_entry_data): New. Data in iv stack entry.
1966 (struct iv_stack_entry): New. Datatype for iv stack entries.
1968 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1970 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1971 * graphite.c (free_scop): Same.
1972 (build_scops): Same.
1973 (free_scattering): New.
1974 (build_cloog_prog): Call free_scattering.
1975 (patch_phis_for_virtual_defs): Fix memleak.
1976 (graphite_trans_bb_strip_mine): Same.
1977 (limit_scops): Same.
1979 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1980 Harsha Jagasia <harsha.jagasia@amd.com>
1982 PR tree-optimization/37828
1983 * graphite.c (graphite_trans_loop_block): Do not loop block
1984 single nested loops.
1986 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1988 PR tree-optimization/37686
1989 * tree-loop-linear.c (linear_transform_loops): Build a
1990 loop nest vector. Pass it to lambda_compute_access_matrices.
1991 * tree-data-ref.h (struct access_matrix): Store the loop nest
1992 relative to which it encodes the information.
1993 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1994 (am_vector_index_for_loop): Reimplemented: iterate over the
1995 loop nest for finding the loop index in the access matrix.
1996 (lambda_compute_access_matrices): Update declaration.
1997 * lambda-code.c (build_access_matrix): Pass the loop nest and
1999 (lambda_compute_access_matrices): Same.
2001 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2003 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2004 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2005 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2006 already implies hard float. Also fix several insn condition
2007 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2009 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2012 Based on patches by Laurent Vivier.
2013 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2014 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2015 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2016 dollar sign to underscore.
2017 (ASM_OUTPUT_EXTERNAL): Same.
2018 (ASM_OUTPUT_LABELREF): New.
2019 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2021 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2022 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2023 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2024 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2026 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2028 PR tree-optimization/36881
2029 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2030 that each value doesn't need runtime relocations, for !flag_pic
2031 check that each value is just a valid initializer constant.
2033 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2035 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2036 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2037 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2038 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2040 (REG_CLASS_NAMES): Update accordingly.
2041 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2042 rather than an unpredictable descriptive string.
2043 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2044 (mips_register_move_cost): Check for specific COP*_REGS classes,
2045 instead of ALL_COP_AND_GR_REGS.
2046 (mips_ira_cover_classes): New function.
2047 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2048 (TARGET_IRA_COVER_CLASSES): Define.
2050 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2053 * tree.c (build_type_attribute_qual_variant): Hash on the
2054 unqualified type, and don't overwrite an existing
2055 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2056 allow distinguishing between wchar_t and its underlying type. This
2057 also means that we'll retain a little more typedef information.
2059 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2060 Dmitry Melnik <dm@ispras.ru>
2061 Dmitry Zhurikhin <zhur@ispras.ru>
2062 Alexander Monakov <amonakov@ispras.ru>
2063 Maxim Kuvyrkov <maxim@codesourcery.com>
2065 * target.h (struct gcc_target): Update prototypes of needs_block_p
2067 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2068 * sel-sched.c (create_speculation_check): Likewise.
2069 * doc/tm.texi: Provide documentation for new target hooks.
2071 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2072 (ia64_gen_spec_insn): Removed.
2073 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2074 ia64_gen_spec_check): New static functions.
2075 (ia64_alloc_sched_context, ia64_init_sched_context,
2076 ia64_set_sched_context, ia64_clear_sched_context,
2077 ia64_free_sched_context, ia64_get_insn_spec_ds,
2078 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2079 (ia64_needs_block_p): Change prototype.
2080 (ia64_gen_check): Rename to ia64_gen_spec_check.
2081 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2082 into declaration, add special memory dependencies handling.
2083 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2084 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2085 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2086 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2087 Define new target hooks.
2088 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2089 (ia64_optimization_options): Turn on selective scheduling with -O3,
2090 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2091 default with selective scheduling.
2092 (ia64_override_options): Initialize align_loops and align_functions
2093 to 32 and 64, respectively. Set global selective scheduling flags
2094 according to target-dependent flags.
2095 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2096 (group_barrier_needed): Use new mstop-bit-before-check flag.
2098 (dfa_state_size): Make global.
2099 (spec_check_no, max_uid): Remove.
2100 (mem_ops_in_group, current_cycle): New variables.
2101 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2102 Initialize new variables.
2103 (is_load_p, record_memory_reference): New functions.
2104 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2106 (ia64_variable_issue): Change use of current_sched_info to
2107 sched_deps_info. Update comment. Note if a load or a store is issued.
2108 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2109 advance if maximal number of loads or stores was issued on current
2111 (scheduled_good_insn): New static helper function.
2112 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2113 a group barrier is needed. Fix vertical spacing. Guard the code
2114 doing state transition with last_scheduled_insn check.
2115 Mark that a stop bit should be before current insn if there was a
2116 cycle advance. Update current_cycle and mem_ops_in_group.
2117 (ia64_h_i_d_extended): Change use of current_sched_info to
2118 sched_deps_info. Reallocate stops_p by larger chunks.
2119 (struct _ia64_sched_context): New structure.
2120 (ia64_sched_context_t): New typedef.
2121 (ia64_alloc_sched_context, ia64_init_sched_context,
2122 ia64_set_sched_context, ia64_clear_sched_context,
2123 ia64_free_sched_context): New static functions.
2124 (gen_func_t): New typedef.
2125 (get_spec_load_gen_function): New function.
2126 (SPEC_GEN_EXTEND_OFFSET): Declare.
2127 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2128 (get_mode_no_for_insn): Change the condition that prevents use of
2129 special hardware registers so it can now handle pseudos.
2130 (get_spec_unspec_code): New function.
2131 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2132 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2133 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2134 during selective scheduling.
2135 (ia64_speculate_insn): Use ds_get_speculation_types when
2136 determining whether we need to change the pattern.
2137 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2138 (ia64_spec_check_src_p): Support new speculation/check codes.
2139 (struct bundle_state): New field.
2140 (issue_nops_and_insn): Initialize it.
2141 (insert_bundle_state): Minimize mid-bundle stop bits.
2142 (important_for_bundling_p): New function.
2143 (get_next_important_insn): Use important_for_bundling_p.
2144 (bundling): When shifting TImode from unimportant insns, ignore
2145 also group barriers. Assert that best state is found before
2146 the backward bundling pass. Print number of mid-bundle stop bits.
2147 Minimize mid-bundle stop bits. Check correct calculation of
2148 mid-bundle stop bits.
2149 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2150 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2152 (sel2_run): New variable.
2153 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2154 selective scheduling pass instead of schedule_ebbs.
2156 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2157 (UNSPEC_LDS_A): New UNSPEC.
2158 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2159 movti_internal, movsf_internal, movdf_internal,
2160 movxf_internal): Make visible. Add speculable* attributes.
2161 (output_c_nc): New mode attribute.
2162 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2163 mov<mode>_nc, zero_extend<mode>di2_nc,
2164 advanced_load_check_nc_<mode>): New insns.
2165 (zero_extend*): Add speculable* attributes.
2167 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2168 (msched-stop-bits-after-every-cycle): Likewise.
2169 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2171 (msched-spec-verbose): Remove.
2172 (msched-prefer-non-data-spec-insns,
2173 msched-prefer-non-control-spec-insns,
2174 msched-count-spec-in-critical-path,
2175 msel-sched-dont-check-control-spec): Use Target Report Var
2176 instead of Common Report Var.
2178 * config/ia64/itanium2.md: Remove incorrect bypass.
2180 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2182 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2185 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2186 and -fhelp=separate.
2188 2008-10-14 Ben Elliston <bje@au.ibm.com>
2190 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2192 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2194 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2197 2008-10-13 Matthias Klose <doko@ubuntu.com>
2199 * config/pa/linux-atomic.c: Work around missing header file
2200 for hppa64-linux-gnu targets.
2202 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2203 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2204 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2205 Grace Cao <grace_cao@playstation.sony.com>
2207 * doc/invoke.texi (-mgen-cell-microcode): Document.
2208 (-mwarn-cell-microcode): Document.
2209 * cfglayout.c (locator_location): Export.
2210 * rtl.h (locator_location): Define prototype.
2211 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2213 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2214 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2215 (mwarn-cell-microcode): New option.
2216 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2217 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2218 cell and not already set.
2219 Turn off string instructions if not generating cell microcode.
2220 (rs6000_final_prescan_insn): New function that warns about microcoded
2222 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2223 * config/rs6000/rs6000.md
2224 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2225 the instruction would have been microcoded on the Cell. Set
2226 cell_micro to always on unnamed patterns for the string instructions.
2227 (cell_micro): Update definition, remove load/store conditional
2229 (sign_extend:DI): Define new pattern for non microcoded version.
2230 (sign_extend:SI): Likewise.
2231 (compare (div:P)): Set cell_micro to not.
2232 (andsi3): Define as an expand.
2233 (andsi3_mc): New pattern.
2234 (andsi3_nomc): New pattern.
2235 (andsi3_internal0_nomc): New pattern.
2236 (andsi3_internal2): Rename to ...
2237 (andsi3_internal2_mc): this and enable iff generating microcode.
2238 (andsi3_internal3): Rename to ...
2239 (andsi3_internal3_mc): this and enable iff generating microcode.
2240 (andsi3_internal4): Enable iif generating microcode.
2241 (andsi3_internal5): Rename to ..
2242 (andsi3_internal5_mc): this and enable iff generating microcode.
2243 (andsi3_internal5_nomc): New pattern.
2244 (extzvdi_internal1): Enable iff generating microcode.
2245 (extzvdi_internal2): Likewise.
2246 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2247 (anddi3): Change to expand.
2248 (anddi3_mc): Rename from anddi3.
2249 (anddi3_no_mc): New pattern.
2250 (anddi3_internal2): Rename to ..
2251 (anddi3_internal2_mc): this and enable iff generating microcode.
2252 (anddi3_internal2_nomc): New pattern.
2253 (anddi3_internal3): Rename to ..
2254 (anddi3_internal3_mc): this and enable iff generating microcode.
2255 (anddi3_internal3_nomc): New pattern.
2256 (movti_string): Set cell_micro to always if TARGET_STRING.
2257 (stmsi8): Set cell_micro to always.
2263 (stmsi8_power): Likewise.
2264 (stmsi7_power): Likewise.
2265 (stmsi6_power): Likewise.
2266 (stmsi5_power): Likewise.
2267 (stmsi4_power): Likewise.
2268 (stmsi3_power): Likewise.
2269 (movsi_update2): Enable iff generating microcode.
2270 (movhi_update3): Likewise.
2271 (lmw): Set cell_micro to always.
2273 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2275 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2276 * config/s390/s390.c (machine_function): Remove
2277 decomposed_literal_pool_addresses_ok_p.
2278 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2279 the difference of two labels.
2280 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2281 (s390_pool_offset): New function.
2282 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2283 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2285 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2287 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2288 (powerpc*-*-linux-gnu*): Describe.
2289 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2290 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2291 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2292 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2293 config/rs6000/e500crtres32gpr.asm,
2294 config/rs6000/e500crtres64gpr.asm,
2295 config/rs6000/e500crtres64gprctr.asm,
2296 config/rs6000/e500crtrest32gpr.asm,
2297 config/rs6000/e500crtrest64gpr.asm,
2298 config/rs6000/e500crtresx32gpr.asm,
2299 config/rs6000/e500crtresx64gpr.asm,
2300 config/rs6000/e500crtsav32gpr.asm,
2301 config/rs6000/e500crtsav64gpr.asm,
2302 config/rs6000/e500crtsav64gprctr.asm,
2303 config/rs6000/e500crtsavg32gpr.asm,
2304 config/rs6000/e500crtsavg64gpr.asm,
2305 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2306 * config/rs6000/crtsavres.asm: Really remove.
2308 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2311 * c-format.c (convert_format_name_to_system_name): Use
2312 TARGET_OVERRIDES_FORMAT_INIT.
2313 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2314 * config/i386/mingw.opt: New.
2315 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2316 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2317 (ms_printf_length_specs): Removed const specifier.
2318 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2319 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2321 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2323 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2324 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2326 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2329 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2330 sure that ref has valid bb.
2332 2008-10-12 Richard Henderson <rth@redhat.com>
2335 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2336 * alias.c (value_addr_p, stack_addr_p): Remove.
2337 (nonoverlapping_memrefs_p): Remove IRA special case.
2338 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2339 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2340 * reload1.c (alter_reg): Use it.
2342 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2345 of registers instead of eax, ebx, ecx and edx. Use for loop
2346 and check register for non-zero value before the call
2347 to decode_caches_intel.
2349 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2351 PR rtl-optimization/37448
2352 * df.h: (df_ref_class): New enum.
2353 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2354 (struct df_ref): Replaced with union df_ref_d.
2355 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2356 New members of df_ref_d union.
2357 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2358 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2359 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2360 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2361 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2362 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2363 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2364 (df_scan_bb_info, df_bb_regno_first_def_find,
2365 df_bb_regno_last_def_find, df_find_def, df_find_use,
2366 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2367 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2368 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2369 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2370 Replaced struct df_ref * with df_ref.
2371 * df-scan.c (df_collection_rec, df_null_ref_rec,
2372 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2373 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2374 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2375 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2376 df_reorganize_refs_by_reg_by_reg,
2377 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2378 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2379 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2380 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2381 df_bb_refs_record, df_exit_block_uses_collect,
2382 df_record_exit_block_uses, df_reg_chain_mark,
2383 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2384 df_ref * with df_ref.
2385 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2386 df_ref_class parameter.
2387 (df_scan_problem_data): Added new pools for different types of refs.
2388 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2389 df_ref_create_structure): Processed new ref pools.
2390 (df_scan_start_dump): Added counts of refs and insns.
2391 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2392 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2393 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2394 code to pass df_ref_class down to ref creation functions.
2395 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2396 df_reg_chain_mark): Use macros to hide references to df_refs.
2397 (df_ref_chain_change_bb): Removed.
2398 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2399 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2400 Enhanced to understand df_ref union structure.
2401 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2402 all_uses_available_at, update_df, try_fwprop_subst,
2403 forward_propagate_subreg, forward_propagate_and_simplify,
2404 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2405 df_ref * with df_ref.
2406 (use_killed_between, all_uses_available_at): Use macros to hide
2407 references to df_refs.
2408 * regstat.c (regstat_bb_compute_ri,
2409 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2411 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2412 see_handle_relevant_refs, see_analyze_one_def,
2413 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2414 struct df_ref * with df_ref.
2415 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2416 global_conflicts): Replaced struct df_ref * with df_ref.
2417 * ddg.c (create_ddg_dep_from_intra_loop_link,
2418 add_cross_iteration_register_deps, build_inter_loop_deps):
2419 Replaced struct df_ref * with df_ref.
2420 (create_ddg_dep_from_intra_loop_link,
2421 add_cross_iteration_register_deps): Use macros to hide references
2423 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2424 df_ref * with df_ref.
2425 * df-core.c (df_bb_regno_first_def_find,
2426 df_bb_regno_last_def_find, df_find_def, df_find_use,
2427 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2428 debug_df_ref): Replaced struct df_ref * with df_ref.
2429 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2430 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2432 * web.c (union_defs, entry_register, replace_ref, web_main):
2433 Replaced struct df_ref * with df_ref.
2434 (union_defs, replace_ref): Use macros to hide references to df_refs.
2435 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2436 Replaced struct df_ref * with df_ref.
2437 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2438 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2439 Replaced struct df_ref * with df_ref.
2440 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2441 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2443 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2444 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2445 df_compute_accessed_bytes_strict_low_part,
2446 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2447 Replaced struct df_ref * with df_ref.
2448 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2449 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2450 df_ref * with df_ref.
2451 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2452 check_dependency, check_dependencies, record_uses): Replaced
2453 struct df_ref * with df_ref.
2454 (invariant_for_use, check_dependency): Use macros to hide
2455 references to df_refs.
2456 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2457 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2458 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2459 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2460 references to df_refs.
2461 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2463 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2464 * df-problems.c (df_rd_bb_local_compute_process_def,
2465 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2466 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2467 df_chain_remove_problem, df_chain_create_bb_process_use,
2468 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2469 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2470 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2471 df_byte_lr_simulate_artificial_refs_at_top,
2472 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2473 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2474 df_simulate_uses, df_simulate_artificial_refs_at_end,
2475 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2477 (df_chain_dump): Use macros to hide references to df_refs.
2478 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2479 df_ref * with df_ref.
2480 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2481 mark_artificial_uses, mark_reg_dependencies,
2482 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2484 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2486 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2488 (array_ref_element_size): Likewise.
2489 (array_ref_low_bound): Likewise.
2490 (array_ref_up_bound): Likewise.
2491 * expr.c (contains_packed_reference): Likewise.
2492 (array_ref_element_size): Likewise.
2493 (array_ref_low_bound): Likewise.
2494 (array_ref_up_bound): Likewise.
2495 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2496 with ARRAY_RANGE_REF.
2497 (idx_find_step): Likewise.
2498 (idx_record_use): Likewise.
2499 (strip_offset_1): Likewise.
2500 (idx_remove_ssa_names): Likewise.
2502 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2503 Andi Kleen <ak@linux.intel.com>
2505 * config/i386/cpuid.h (__cpuid_count): New defines.
2506 * config/i386/driver-i386.c (struct cache_desc): New structure.
2507 (describe_cache): Use struct cache_desc to pass cache descriptions.
2508 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2509 (detect_caches_amd): Use struct cache_desc to describe caches.
2510 (decode_caches_intel): Use struct cache_desc to pass cache
2511 descriptions. Update descriptions to match latest (rev -032,
2512 December 2007) CPUID documentation. Do not check valid bit here.
2513 Check for Xeon MP value 0x49 problems.
2514 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2515 Check valid bit before calling decode_caches_intel. Detect number
2516 of times to repeat CPUID instruction.
2517 (detect_caches_cpuid4): New function.
2518 (detect_caches_intel): Depending on max_level, call
2519 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2520 only when other methods fail to provide valid L2 cache description.
2522 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2525 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2526 it to PIC call patterns.
2527 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2528 code generation and attributes from pattern. Change peephole2 to
2529 split for noreturn case. Revise split pattern for non noreturn case.
2530 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2531 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2532 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2535 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2537 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2538 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2540 (divdf3): Reformat long line.
2542 2008-10-11 Michael J. Eager <eager@eagercon.com>
2544 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2546 (rs6000_handle_option): Process -mfpu options.
2547 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2548 (enum fpu_type_t): New.
2549 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2550 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2552 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2553 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2554 * config/rs6000/rs6000.opt (-mfpu): New.
2555 (-mxilinx-fpu): New.
2556 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2557 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2558 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2559 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2560 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2562 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2565 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2566 LO_SUM on Darwin if mode has just one unit.
2568 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2571 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2572 has been optimized out.
2574 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2576 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2577 instead of PIC_DIRECT_ADDR_P.
2578 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2579 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2580 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2581 (PIC_OFFSET_P): Rename to...
2582 (PCREL_SYMOFF_P): ...this.
2583 (PIC_DIRECT_ADDR_P): Delete.
2584 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2586 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2587 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2588 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2589 * config/sh/sh.c (print_operand): Remove CONST handling.
2590 (unspec_caller_rtx_p): Rewrite to use split_const and check
2591 the operands of UNSPEC bases.
2592 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2593 with (unspec [A B] UNSPEC_SYMOFF).
2594 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2595 UNSPEC_PCREL_SYMOFF.
2596 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2597 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2598 (UNSPEC_EXTRACT_U16): Likewise.
2599 (UNSPEC_SYMOFF): Likewise.
2600 (UNSPEC_PCREL_SYMOFF): Likewise.
2601 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2603 (movsi_const_16bit): Likewise.
2604 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2605 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2606 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2607 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2608 with (unspec [A B] UNSPEC_SYMOFF).
2609 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2610 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2611 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2612 (Csu): Likewise UNSPEC_EXTRACT_U16.
2613 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2614 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2616 2008-10-10 Stepan Kasal <skasal@redhat.com>
2618 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2619 for loop strip mining and loop blocking.
2621 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2623 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2624 vary types depending on debug info.
2626 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2628 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2629 before ensuring it's already computed.
2631 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2633 * rtl.h (locator_eq): New decl.
2634 * cfglayout.c (locator_scope): New function.
2635 (insn_scope): Use it.
2636 (locator_eq): New function.
2637 (fixup_reorder_chain): Search for last insn in src bb
2638 that has locator set or first insn in dest bb. Use
2639 locator_eq instead of == to compare locators.
2640 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2641 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2642 == to compare locators.
2644 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2646 * gimple-low.c (lower_function_body, lower_gimple_return,
2647 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2648 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2649 goto_block on edges if goto_locus is known.
2652 * tree.h (get_object_alignment): Declare.
2653 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2654 get_object_alignment if needed.
2655 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2657 (get_object_alignment): ... here. New function. Try harder to
2658 determine alignment from get_inner_reference returned offset.
2660 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2662 * graphite.c (gloog): Don't call find_unreachable_blocks
2663 before delte_unreachable_blocks.
2665 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2666 goto_locus of true_edge into RTL locator.
2668 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2671 (*jcc_btdi_mask_rex64): Ditto.
2673 (*jcc_btsi_mask): Ditto.
2674 (*jcc_btsi_1): Ditto.
2675 (*jcc_btsi_mask_1): Ditto.
2677 2008-10-08 Paul Brook <paul@codesourcery.com>
2679 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2680 compatible profiler (__gnu_mcount_nc).
2681 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2683 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2685 * config/i386/i386.c (initial_ix86_tune_features): Add
2686 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2687 * config/i386/i386.h (ix86_tune_indices): Likewise.
2688 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2690 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2691 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2692 for FP to FP splitters.
2694 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2696 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2699 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2703 PR rtl-optimization/37341
2704 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2705 to ORIG_BB, pass through ORIG_BB recursively.
2706 (cse_condition_code_reg): Adjust caller.
2708 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2710 * sdbout.c (sdbout_one_type): Treat the value type
2711 CONST_DECL for enumerals.
2713 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2715 * config/i386/i386.md: Remove trailing white spaces.
2717 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2719 PR rtl-optimization/37448
2720 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2721 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2723 (struct output_info) [count]: Renamed total_created and made
2725 (struct output_info) [size]: Renamed total_allocated and made
2727 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2728 Properly keep track of desc->size.
2729 (print_statistics, dump_alloc_pool_statistics): Enhance the
2730 printing of statistics to print the number of elements and to use
2733 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2736 * opts.h (CL_SAVE): Move up to flags range.
2737 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2738 CL_COMMON): Renumber.
2739 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2740 * opts.c (common_handle_option): Revert last change.
2742 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2744 * config/i386/i386-protos.h (ix86_schedule): New.
2746 * config/i386/i386.c (ix86_schedule): New.
2747 (override_options): Add schedule to processor_alias_table. Set
2748 ix86_schedule from the schedule field in processor_alias_table.
2749 (ix86_function_specific_save): Save ix86_schedule.
2750 (ix86_function_specific_restore): Restore ix86_schedule.
2752 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2753 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2756 * config/i386/i386.opt: Add schedule.
2758 * config/i386/ppro.md: Remove generic32.
2760 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2763 * expr.c (count_type_elements): Handle ERROR_MARK.
2765 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2770 * basic-block.h (struct edge_def): Add goto_block field.
2771 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2772 one insn with locus corresponding to edge's goto_locus if !optimize.
2773 * profile.c (branch_prob): Copy edge's goto_block.
2774 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2776 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2777 locator in between the merged basic blocks if !optimize and needed.
2778 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2779 goto_locus into RTL locator. For unconditional jump use that
2780 locator for the jump insn.
2781 (expand_gimple_cond): Convert goto_block and goto_locus into
2782 RTL locator for all remaining edges. For unconditional jump
2783 use that locator for the jump insn.
2784 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2785 there is more than one edge or insn locator along the forwarding
2786 edges and !optimize. If there is just one, set e->goto_locus.
2787 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2789 (move_block_to_fn): Adjust edge's goto_block.
2791 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2794 * expmed.c (expand_mult): Properly check DImode constant in
2797 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2800 * dwarf2out.c (common_block_die_table): New variable.
2801 (common_block_die_table_hash, common_block_die_table_eq): New
2803 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2804 COMMON block in the current scope rather than globally. Optimize
2805 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2806 DW_OP_addr SYMBOL_REF+off.
2808 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2810 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2811 Return true for non-addressable GIMPLE operands.
2813 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2816 * config/i386/i386.c (initial_ix86_tune_features): Remove
2817 X86_TUNE_USE_BIT_TEST.
2818 * config/i386/i386.h (ix86_tune_indices): Likewise.
2819 (TARGET_USE_BIT_TEST): Removed.
2821 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2823 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2825 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2827 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2828 (mul<mode>3_mul3): ... into this new template.
2830 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2832 * gimplify.c (gimplify_arg): Add location argument. Use it.
2833 (gimplify_call_expr): Pass location to gimplify_arg.
2834 (gimplify_modify_expr_to_memcpy): Same.
2835 (gimplify_modify_expr_to_memset): Same.
2837 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2839 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2840 Update calls to build_unary_op and build_indirect_ref for location
2843 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2846 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2847 * c-typeck.c (array_to_pointer_conversion): Pass location to
2849 (function_to_pointer_conversion): Use error_at and warning_at.
2850 (build_indirect_ref): Same.
2851 (build_array_ref): Pass location to build_binary_op.
2852 (parser_build_unary_op): Do not set location after calling
2854 (build_unary_op): Add location argument. Use it throughout. Set
2855 EXPR_LOCATION before returning new tree.
2856 (build_modify_expr): Same.
2857 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2859 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2860 build_indirect_ref, build_modify_expr.
2861 (c_finish_omp_for): Same. Use error_at instead of error.
2862 * c-common.c (c_common_truthvalue_conversion): Pass location to
2864 (warn_for_div_by_zero): Add location argument.
2865 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2866 build_unary_op, warn_for_div_by_zero.
2867 * c-parser.c (c_parser_typeof_specifier): Use
2868 protected_set_expr_location.
2869 (c_parser_statement_after_labels): Same.
2870 (c_parser_condition): Same.
2871 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2872 (c_parser_conditional_expression): Use protected_set_expr_location.
2873 (c_parser_unary_expression): Pass location to build_indirect_ref.
2874 (c_parser_postfix_expression_after_primary): Pass location to
2875 build_indirect_ref, build_unary_op.
2876 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2878 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2880 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2881 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2882 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2884 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2885 (mips_issue_rate): Handle PROCESSOR_R10000.
2886 * config/mips/mips.md (cpu): Add r10000.
2888 * config/mips/10000.md: New file.
2890 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2892 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2893 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2894 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2896 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2898 * config/darwin-protos.h (machopic_function_base_name): Delete.
2899 (machopic_function_base_sym): Likewise.
2900 (machopic_gen_offset): Declare.
2901 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2902 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2903 * config/darwin.c (machopic_function_base_name): Delete.
2904 (machopic_function_base_sym): Likewise.
2905 (gen_pic_offset): Rename to...
2906 (machopic_gen_offset): ...this and remove the pic_base argument.
2907 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2908 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2909 crtl->uses_pic_offset_table.
2910 (machopic_indirect_data_reference): Use new machopic_gen_offset
2912 (machopic_legitimize_pic_address): Likewise.
2913 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2915 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2916 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2917 * config/i386/i386.c (output_set_got): Likewise.
2918 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2920 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2921 (legitimate_address_p): Likewise.
2922 (output_pic_addr_const): Likewise.
2923 (output_addr_const_extra): Likewise.
2924 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2925 match an UNSPEC rather than a MINUS.
2926 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2927 (builtin_setjmp_receiver): Use machopic_gen_offset.
2928 * config/i386/predicates.md (pic_symbolic_operand): Handle
2929 UNSPEC_MACHOPIC_OFFSET.
2931 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2932 Use machopic_gen_offset and machopic_operand_p.
2933 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2934 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2935 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2936 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2937 Set crtl->uses_pic_offset_table.
2939 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2941 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2943 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2944 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2945 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2946 (constant_pool_expr_p): Use split_const and check the base.
2947 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2949 (legitimate_constant_pool_address_p): Check toc_relative_p
2950 instead of constant_pool_expr_p.
2951 (print_operand_address): Always use output_addr_const for
2952 constant pool addresses.
2953 (rs6000_output_addr_const_extra): New function.
2954 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2956 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2960 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2961 (mark_ref_live, mark_ref_dead): Use them.
2962 (def_conflicts_with_inputs_p): Remove.
2963 (mark_early_clobbers): New function.
2964 (process_bb_node_lives): Call preprocess_constraints and
2965 mark_early_clobbers.
2967 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2969 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2971 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2972 lib with -mthread switch.
2974 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2977 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2978 function in two, making it call a new and reusable
2979 dwarf2out_imported_module_or_decl() that takes the containing
2980 BLOCK of the declaration in argument.
2981 (dwarf2out_imported_module_or_decl_real): New function.
2982 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2983 IMPORTED_DECL in account.
2984 * tree.def: Added IMPORTED_DECL node type.
2985 * tree.h: Added accessors for IMPORTED_DECL nodes.
2986 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2988 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2990 * doc/gimple.texi: Fix some typos, wrap some long lines,
2991 fix some broken wraps with continuations.
2992 * tree-ssa-reassoc.c: Fix comment typos.
2994 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2997 * pa.c (legitimize_pic_address): Force function labels to memory in
3000 2008-10-04 Anton Blanchard <anton@samba.org>
3002 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3003 (rs6000_split_atomic_op): Same.
3004 (rs6000_split_compare_and_swap): Same.
3005 (rs6000_split_compare_and_swapqhi): Same.
3007 2008-10-04 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3010 instead of pointer equality.
3011 (vn_nary_op_eq): Likewise.
3013 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3015 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3017 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3018 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3020 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3022 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3023 Revert previous change.
3025 2008-10-03 Tom Tromey <tromey@redhat.com>
3027 * stringpool.c (ggc_alloc_string): Terminate string.
3029 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3031 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3032 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3033 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3036 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3039 2008-10-03 Pascal Obry <obry@adacore.com>
3041 * gcov.c (create_file_names): Properly handle UNIX and DOS
3042 directory separators.
3043 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3044 separator to '~' to ensure clean filenames on Windows.
3046 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3048 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3049 Add a null terminator to the stripped name.
3051 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3053 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3054 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3055 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3056 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3057 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3058 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3059 TARGET_SINGLE_FLOAT.
3061 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3063 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3065 2008-10-02 Richard Guenther <rguenther@suse.de>
3068 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3069 and VECTOR_TYPE recurse with useless_type_conversion_p which
3070 properly handles void pointer conversion.
3072 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3075 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3076 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3078 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3081 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3082 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3083 they translate to non builtins.
3084 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3085 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3086 __builtin_vec_promote, __builtin_vec_extract, and
3087 __builtin_vec_insert.
3088 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3089 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3090 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3091 * config/rs6000/altivec.h (vec_extract): Define
3092 (vec_insert): Define.
3093 (vec_splats): Define.
3094 (vec_promote): Define.
3096 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3097 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3098 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3100 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3102 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3103 prototype. Add new parameter, blk.
3104 Use BLKmode for the MEM if blk is true.
3105 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3106 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3107 ALTIVEC_BUILTIN_STVRXL.
3108 Update usage of altivec_expand_lv_builtin.
3109 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3110 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3111 (altivec_init_builtins): If compiling for the Cell, also define the
3113 * config/rs6000/rs6000.h (rs6000_builtins): Define
3114 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3115 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3116 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3117 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3118 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3119 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3120 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3121 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3122 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3123 UNSPEC_STVRX, and UNSPEC_STVRXL.
3124 (altivec_lvlx): New pattern.
3125 (altivec_lvlxl): New pattern.
3126 (altivec_lvrx): New pattern.
3127 (altivec_lvrxl): New pattern.
3128 (altivec_stvlx): New pattern.
3129 (altivec_stvlxl): New pattern.
3130 (altivec_stvrx): New pattern.
3131 (altivec_stvrxl): New pattern.
3132 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3133 (vec_lvlxl): Likewise.
3134 (vec_lvrx): Define if PPU is defined.
3135 (vec_lvrxl): Likewise.
3136 (vec_stvlx): Define if PPU is defined.
3137 (vec_stvlxl): Likewise.
3138 (vec_stvrx): Define if PPU is defined.
3139 (vec_stvrxl): Likewise.
3141 2008-10-01 Geert Bosch <bosch@adacore.com>
3143 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3145 2008-10-01 Richard Guenther <rguenther@suse.de>
3147 PR tree-optimization/37617
3148 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3149 do not add to the NEW_SETS.
3151 2008-10-01 Richard Guenther <rguenther@suse.de>
3154 * tree-vrp.c (execute_vrp): If we optimized away the default
3155 case make sure to promote the label that got in place of it
3156 to a default case label.
3158 2008-10-01 Richard Henderson <rth@redhat.com>
3161 * tree-complex.c (set_component_ssa_name): Don't optimize
3162 is_gimple_min_invariant values with ssa_names in abnormal phis.
3164 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3166 PR tree-optimization/37662
3167 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3168 commutative binary operation if they are in the wrong order and
3169 fold_build2 produces non-GIMPLE.
3171 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3173 PR tree-optimization/37662
3174 PR tree-optimization/37663
3175 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3176 get_value_range with non-SSA_NAME. Don't assert operands have been
3177 folded, instead just bail out.
3179 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3181 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3183 2008-09-30 Richard Guenther <rguenther@suse.de>
3186 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3187 build restrict-qualified pointers.
3188 (vectorizable_store): Move alias check later.
3189 (vectorizable_load): Likewise.
3191 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3193 * c-common.c (empty_if_body_warning): Remove.
3194 * c-common.h (empty_if_body_warning): Remove.
3195 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3196 here the -Wempty-body warning for `if' and `else' statements.
3197 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3199 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3201 * config/i386/i386.opt: Add msse2avx.
3203 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3204 * config/i386/linux64.h (ASM_SPEC): Likewise.
3206 * doc/invoke.texi: Document -msse2avx.
3208 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3210 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3212 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3214 * ifcvt.c (noce_emit_store_flag): If using condition from original
3215 jump, reverse it if if_info->cond was reversed.
3217 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3219 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3220 non-constant memory if it cannot be forced to constant memory.
3221 Overhaul surrounding code and factor out common condition.
3223 2008-09-29 Jeff Law <law@redhat.com>
3225 * reload1.c (alter_reg): Add missing curly braces.
3227 2008-09-29 Michael J. Eager <eager@eagercon.com>
3229 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3231 * config/rs6000/rs6000.c (rs6000_override_options): Move
3232 rs6000_init_hard_regno_mode_ok after all options changed.
3233 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3234 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3235 -msimple-fpu flags. Add warning messages if single FP not configured.
3236 (rs6000_file_start): Output gnu_attribute for single-float.
3237 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3238 (rs6000_legitimize_address): Likewise.
3239 (rs6000_legitimize_reload_address): Likewise.
3240 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3241 TARGET_SINGLE_FLOAT.
3242 (function_arg_advance): Likewise (partial conversion).
3243 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3244 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3245 TARGET_SINGLE_FLOAT.
3246 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3247 (rs6000_emit_prologue): Likewise.
3248 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3249 TARGET_SINGLE_FLOAT.
3250 (rs6000_libcall_value): Likewise.
3251 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3252 (TARGET_DOUBLE_FLOAT): New default to 1
3253 (TARGET_SIMPLE_FPU): New default to 0
3254 (TARGET_SINGLE_FPU): New default to 0
3255 (TARGET_SINGLE_FLOAT_MODE): New.
3256 (TARGET_DOUBLE_FLOAT_MODE): New.
3257 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3258 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3260 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3261 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3262 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3263 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3264 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3265 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3266 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3267 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3268 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3269 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3270 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3271 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3272 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3273 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3274 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3275 cmptf_internal1, *cmptf_internal2): Condition on
3276 TARGET_DOUBLE_FLOAT.
3277 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3278 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3279 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3280 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3281 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3282 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3283 TARGET_SINGLE_FLOAT.
3284 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3285 * config/rs6000/rs6000.opt (-msingle-float): New.
3286 (-mdouble-float): New.
3287 (-msimple-fpu): New.
3288 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3289 -msingle-float, -mdouble-float, -msimple-fpu options.
3290 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3291 _SOFT_DOUBLE for -msingle-float.
3292 * config.gcc: New config for target=powerpc-xilinx-eabi.
3294 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3296 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3297 have exit and entry.
3298 (new_scop): Take entry and exit edge to define new SCoP.
3299 (sd_region_p): New structure used during SCoP detection.
3300 (move_scops): Delete.
3301 (move_sd_regions): New.
3302 (scopdet_info): Change the definition from edges back to basic_blocks.
3303 (scopdet_edge_info): Work on basic_blocks and rename to
3304 scopdet_basic_block_info.
3305 (split_difficult_bb): At the moment removed. We should later
3306 add it at another place.
3307 (build_scops_1): Work on basic_blocks.
3308 (bb_in_sd_region): New.
3309 (find_single_entry_edge): New.
3310 (find_single_exit_edge): New.
3311 (create_single_entry_edge): New.
3312 (sd_region_without_exit): New.
3313 (create_single_exit_edge): New.
3314 (unmark_exit_edges): New.
3315 (mark_exit_edges): New.
3316 (create_sese_edges): New.
3317 (build_graphite_scops): New.
3318 (build_scops): Make SCoPs SESE.
3319 (limit_scops): Use the new functions.
3321 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3323 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3325 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3328 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3329 address to a register before taking the lower part.
3331 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3333 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3336 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3337 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3340 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3341 the newly created variable.
3342 Create a VECTOR_CST of all 1s for vector types.
3344 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3347 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3349 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3351 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3352 order to convert between modes.
3353 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3355 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3357 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3360 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3363 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3367 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3369 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3370 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3371 them to yield false with MIPS16.
3373 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3376 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3377 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3378 mem_loc_descriptor failed. Accept UNSPEC.
3379 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3380 fail if one of the loc_descriptor calls for pieces failed.
3381 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3382 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3383 if loc_descriptor_from_tree_1 on offset failed.
3386 * opts.c (common_handle_option): Don't call print_specific_help with
3387 CL_SAVE as first argument.
3389 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3390 Steve Ellcey <sje@cup.hp.com>
3392 * configure: Regenerate for new libtool.
3393 * aclocal.m4: Ditto.
3395 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3397 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3398 alias set on MEM when saving stack pointer.
3399 * config/rs6000/rs6000.md (allocate_stack): Likewise
3401 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3403 PR tree-optimization/37574
3404 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3405 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3406 instead of vector_type for constants. Take computation out of loop.
3407 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3408 and use only vector_type for invariant case.
3409 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3411 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3414 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3415 the decl is a VAR_DECL or FUNCTION_DECL.
3417 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3420 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3421 (mark_ref_live, mark_ref_dead): Use them.
3422 (def_conflicts_with_inputs_p): Remove.
3423 (mark_early_clobbers): New function.
3424 (process_bb_node_lives): Call preprocess_constraints and
3425 mark_early_clobbers.
3427 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3429 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3432 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3433 (ira_compress_allocno_live_ranges): New prototype.
3435 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3436 (coalesced_allocnos_living_at_program_points): New.
3437 (coalesced_allocnos_live_at_points_p,
3438 set_coalesced_allocnos_live_points): New functions.
3439 (coalesce_spill_slots): Rewrite.
3441 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3442 ira_compress_allocno_live_ranges): New functions.
3444 * ira-build.c (ira_flattening): Call
3445 ira_compress_allocno_live_ranges.
3448 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3450 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3453 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3455 * combine.c (make_compound_operation): Handle the 'E' format.
3456 (count_rtxs): Likewise.
3457 (update_table_tick): Likewise.
3458 (get_last_value_validate): Likewise.
3460 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3462 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3464 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3466 * matrix-reorg.c (transform_allocation_sites): Initializers
3467 added to avoid the warning.
3469 2008-09-25 Martin Jambor <mjambor@suse.cz>
3471 * cgraph.c (free_nodes): New variable.
3472 (NEXT_FREE_NODE): New macro.
3473 (cgraph_create_node): Reuse nodes from the free list. Do not
3474 update uid if doing so.
3475 (cgraph_remove_node): Add the node to the free list.
3477 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3479 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3481 2008-09-24 Richard Henderson <rth@redhat.com>
3483 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3484 * unwind-dw2.c (execute_stack_op): Handle it.
3486 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3489 2008-09-24 Michael J. Eager <eager@eagercon.com>
3491 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3493 * c-common.c (fname_decl): New location argument.
3494 * c-common.h (fname_decl): Same.
3495 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3497 (c_parser_typeof_specifier): Same.
3498 (c_parser_parms_list_declarator): Same.
3499 (c_parser_asm_string_literal): Same.
3500 (c_parser_compound_statement_nostart): Same.
3501 (c_parser_label): Same.
3502 (c_parser_do_statement): Same.
3503 (c_parser_asm_statement): Same.
3504 (c_parser_unary_expression): Same.
3505 (c_parser_sizeof_expression): Same.
3506 (c_parser_postfix_expression): Same.
3507 (c_parser_pragma): Same.
3508 (c_parser_omp_clause_collapse): Same.
3509 (c_parser_omp_clause_num_threads): Same.
3510 (c_parser_omp_clause_schedule): Same.
3511 (c_parser_omp_all_clauses): Same.
3512 (c_parser_omp_sections_scope): Same.
3513 (c_parser_omp_for_loop): Same. Pass condition's location to
3514 c_objc_common_truthvalue_conversion.
3515 (c_parser_enum_specifier): Remove comment.
3517 2008-09-24 Michael J. Eager <eager@eagercon.com>
3519 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3521 * config/rs6000/rs6000.c (rs6000_override_options): Move
3522 rs6000_init_hard_regno_mode_ok after all options changed.
3523 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3524 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3525 -msimple-fpu flags. Add warning messages if single FP not configured.
3526 (rs6000_file_start): Output gnu_attribute for single-float.
3527 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3528 (rs6000_legitimize_address): Likewise.
3529 (rs6000_legitimize_reload_address): Likewise.
3530 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3531 TARGET_SINGLE_FLOAT.
3532 (function_arg_advance): Likewise.
3533 (function_arg): Likewise.
3534 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3535 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3536 TARGET_SINGLE_FLOAT.
3537 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3538 (rs6000_emit_prologue): Likewise.
3539 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3540 TARGET_SINGLE_FLOAT.
3541 (rs6000_libcall_value): Likewise.
3542 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3543 (TARGET_DOUBLE_FLOAT): New default to 1
3544 (TARGET_SIMPLE_FPU): New default to 0
3545 (TARGET_SINGLE_FPU): New default to 0
3546 (TARGET_SINGLE_FLOAT_MODE): New.
3547 (TARGET_DOUBLE_FLOAT_MODE): New.
3548 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3549 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3551 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3552 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3553 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3554 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3555 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3556 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3557 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3558 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3559 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3560 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3561 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3562 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3563 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3564 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3565 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3566 cmptf_internal1, *cmptf_internal2): Condition on
3567 TARGET_DOUBLE_FLOAT.
3568 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3569 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3570 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3571 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3572 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3573 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3574 TARGET_SINGLE_FLOAT.
3575 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3576 * config/rs6000/rs6000.opt (-msingle-float): New.
3577 (-mdouble-float): New.
3578 (-msimple-fpu): New.
3579 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3580 -msingle-float, -mdouble-float, -msimple-fpu options.
3581 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3582 _SOFT_DOUBLE for -msingle-float.
3583 * config.gcc: New config for target=powerpc-xilinx-eabi.
3585 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3587 * config/sparc/constraints.md: New file.
3588 * config/sparc/sparc.md: Include it.
3589 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3590 (sparc_extra_constraint_check): Delete.
3591 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3592 (memory_ok_for_ldd): New predicate.
3593 (sparc_extra_constraint_check): Delete.
3594 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3595 (CONST_OK_FOR_LETTER_P): Likewise.
3596 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3597 (EXTRA_CONSTRAINT): Likewise.
3599 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3601 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3603 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3605 * alias.c (find_base_value): Use FIND_BASE_TERM.
3606 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3608 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3610 * config/i386/i386.c: Include cselib.h.
3611 (ix86_pic_register_p): New function.
3612 (ix86_delegitimize_address): Use it to check for the PIC register.
3614 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3616 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3617 * config/i386/i386.c (ix86_find_base_term): Don't check for
3618 SYMBOL_REF and LABEL_REF.
3620 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3622 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3623 constant PLUS in a CONST.
3625 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3627 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3628 check for sibcall support for w64.
3630 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3632 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3634 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3636 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3637 parser_build_binary_op.
3638 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3639 * c-typeck.c (build_array_ref): Same.
3640 (parser_build_unary_op): New location argument.
3641 (pointer_diff): Pass location to build_binary_op,
3642 c_objc_common_truthvalue_conversion.
3643 (build_modify_expr): Same.
3644 (build_unary_op): New location argument.
3645 (build_binary_op): New location argument.
3646 (c_objc_common_truthvalue_conversion): Pass location to
3647 c_*common_truthvalue_conversion.
3648 * c-convert.c (convert): Same.
3649 * c-common.c (binary_op_error): New location argument.
3650 (pointer_int_sum): Pass location to build_binary_op.
3651 (c_common_truthvalue_conversion): New location argument.
3652 (warn_for_sign_compare): Same.
3653 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3654 binary_op_error, build_binary_op, warn_for_sign_compare.
3655 * c-parser.c (c_parser_condition): Pass location to
3656 c_*common_truthvalue_conversion.
3657 (c_parser_conditional_expression): Save condition's location and pass
3659 (c_parser_binary_expression): Same, but for the binary operator's
3661 (c_parser_omp_for_loop): Pass location to
3662 c_objc_common_truthvalue_conversion.
3664 2008-09-23 Martin Jambor <mjambor@suse.cz>
3666 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3667 (cgraph_node_remove_callees): New temporary f. Hold the next item
3669 (cgraph_node_remove_callers): Likewise.
3671 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3672 (ipa_node_removal_hook): Likewise.
3674 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3675 gimple_call_copy_skip_args and moved to the gimple_call section.
3676 * gimple.c (gimple_copy_call_skip_args): Renamed to
3677 gimple_call_copy_skip_args. Changed al users.
3679 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3681 * ira-color.c (start_allocno_priorities): Rename to
3682 setup_allocno_priorities. Use costs and
3683 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3684 range lengths. Get rid off doubles.
3685 (ira_fast_allocations): Call start_allocno_priorities.
3687 2008-09-22 David Daney <ddaney@avtrex.com>
3690 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3691 register if TARGET_LONG_CALLS.
3693 2008-09-22 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/37145
3696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3697 value-numbering union accesses with their offset and size only.
3698 (visit_reference_op_load): Fix simplification of inserted conversions.
3699 * tree-ssa-pre.c (find_or_generate_expression): Do not
3700 recursively generate expressions if running FRE.
3702 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3704 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3705 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3708 2008-09-22 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/37145
3711 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3712 (phi_translate_1): Constant fold references.
3714 2008-09-22 Ira Rosen <irar@il.ibm.com>
3716 PR tree-optimization/37482
3717 * tree-vectorizer.h (struct _slp_instance): Add new field.
3718 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3719 (get_earlier_stmt): New function.
3720 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3722 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3723 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3724 asserts that GSI points to the scalar statement being vectorized.
3725 Set new statement location according to GSI.
3726 (vect_schedule_slp_instance): Use GSI of
3727 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3729 2008-09-21 Jan Hubicka <jh@suse.cz>
3731 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3732 (ipcp_insert_stage): Update dead_nodes bitmap.
3734 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3737 * config/i386/t-cygming (SHLIB_LC): Remove.
3738 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3739 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3741 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3745 * final.c (mark_symbol_ref_as_used): New helper function.
3746 (output_operand): Instead of just looking inside MEMs for
3747 SYMBOL_REFs, use new helper function and for_each_rtx.
3748 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3749 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3750 Make head comment more general.
3751 * config/darwin.c (machopic_output_indirection): Handle weak
3752 references here, like in assemble_external.
3754 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3756 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3757 (sparc_emit_float_lib_cmp): Change return type.
3758 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3759 (gen_compare_operator): New function.
3760 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3761 the comparison sequence. Minor tweaks.
3762 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3763 that the final operator and the result of sparc_emit_float_lib_cmp
3764 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3765 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3766 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3767 result of sparc_emit_float_lib_cmp match for software TFmode.
3768 (movqicc, movhicc, movsicc, movdicc): Merge into...
3769 (mov<I:mode>cc): ...this.
3770 (movsfcc, movdfcc, movtfcc): Merge into...
3771 (mov<F:mode>cc): ...this.
3772 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3774 (mov<I:mode>_cc_v9): ...this.
3775 (movdi_cc_sp64_trunc): Delete.
3776 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3777 movdi_cc_reg_sp64): Merge into...
3778 (mov<I:mode>_cc_reg_sp64): ...this.
3779 (movsf_cc_sp64): Rename into...
3780 (movsf_cc_v9): ...this.
3781 (movdf_cc_sp64): Rename into...
3782 (movdf_cc_v9): ...this.
3783 (movtf_cc_hq_sp64): Rename into...
3784 (movtf_cc_hq_v9): ...this.
3785 (movtf_cc_sp64): Rename into...
3786 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3788 2008-09-21 Diego Novillo <dnovillo@google.com>
3790 * doc/gccint.texi: Include generic.texi and gimple.texi.
3792 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3793 (GIMPLE): Move to gimple.texi.
3794 (Annotations): Remove references to to stmt_ann_t and
3796 (SSA Operands): Rename from 'Statement Operands'.
3797 * doc/generic.texi: New.
3798 * doc/gimple.texi: New.
3799 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3800 * Makefile.in (TEXI_GCCINT_FILES):
3801 * gimple.c (gimple_copy_call_skip_args): Rename from
3802 giple_copy_call_skip_args. Update all users.
3803 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3805 2008-09-21 Ira Rosen <irar@il.ibm.com>
3807 PR tree-optimization/37539
3808 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3809 statement in related statement field only for the first load of the
3810 group of loads with the same data reference.
3812 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3814 * config/mips/mips.h (TUNE_OCTEON): New macro.
3815 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3816 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3817 * config/mips/octeon.md: New file.
3818 * config/mips/mips.md: Include octeon.md. Restore
3819 semi-alphabetical order of include files.
3821 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/i386.md (*jcc_fused_1): Removed.
3825 (*jcc_fused_2): Likewise.
3826 (*jcc_fused_3): Likewise.
3827 (*jcc_fused_4): Likewise.
3829 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3831 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3832 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3833 * target.h (gcc_target): Add ira_cover_classes.
3834 * ira.c: Remove IRA_COVER_CLASSES guards.
3835 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3836 instead of IRA_COVER_CLASSES.
3837 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3838 (setup_class_translate): Likewise.
3839 (setup_reg_class_intersect_union): Likewise.
3840 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3841 test of targetm.ira_cover_classes.
3842 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3843 of IRA_COVER_CLASSES.
3844 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3845 (TARGET_INITIALIZER): Include it.
3846 * targhooks.h (default_ira_cover_classes): Declare.
3847 * targhooks.c (default_ira_cover_classes): New function.
3849 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3851 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3853 2008-09-19 Ian Lance Taylor <iant@google.com>
3855 * varasm.c (narrowing_initializer_constant_valid_p): Return
3856 NULL_TREE if ENDTYPE is not an integer.
3858 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3861 * tree-ssa.c (execute_update_addresses_taken): Also update
3862 DECL_GIMPLE_REG_P for vector and complex types.
3864 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3865 Jan Hubicka <jh@suse.cz>
3868 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3869 empty before freeing them.
3870 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3872 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3874 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3875 * config/xtensa/predicates.md (tls_symbol_operand): New.
3876 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3877 (TARGET_CANNOT_FORCE_MEM): Define.
3878 (xtensa_tls_symbol_p): New.
3879 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3880 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3881 (xtensa_tls_module_base): New.
3882 (xtensa_call_tls_desc): New.
3883 (xtensa_legitimize_tls_address): New.
3884 (xtensa_legitimize_address): Handle TLS symbols.
3885 (xtensa_tls_referenced_p_1): New.
3886 (xtensa_tls_referenced_p): New.
3887 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3889 (XTENSA_BUILTIN_THREAD_POINTER): New.
3890 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3891 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3892 builtin. Add declarations for __builtin_thread_pointer and
3893 __builtin_set_thread_pointer.
3894 (xtensa_fold_builtin): Recognize new builtins.
3895 (xtensa_expand_builtin): Expand new builtins.
3896 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3897 (TARGET_THREADPTR): Define.
3898 (HAVE_AS_TLS): Define default value.
3899 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3900 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3901 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3902 (UNSPECV_SET_TP): New.
3903 (sym_TPOFF, sym_DTPOFF): New.
3904 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3905 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3906 * configure: Regenerated.
3908 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3911 * config/ia64/ia64.c (ia64_optimization_options): Move
3912 checking and setting flag_schedule_insns_after_reload and
3913 ia64_flag_schedule_insns2 back to ...
3914 (ia64_override_options): Here.
3916 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3919 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3920 zero extend count after the correction to it is done.
3921 (doloop_optimize): Update call to doloop_modify, don't zero extend
3924 2008-09-18 Martin Jambor <mjambor@suse.cz>
3926 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3928 * ipa-prop.c: Correct comments.
3929 * ipa-prop.h: Likewise.
3931 2008-09-18 Jan Hubicka <jh@suse.cz>
3934 * ipa-reference.c (ipa_reference_local_vars_info_d,
3935 ipa_reference_global_vars_info_d,
3936 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3937 ipa_reference_vars_info_t): Move here from ipa-reference.h
3938 (node_duplication_hook_holder, node_removal_hook_holder): New.
3939 (get_reference_vars_info_from_cgraph): Rename to ...
3940 (get_reference_vars_info): ... this one, use cgraph uids.
3941 (get_local_reference_vars_info, get_global_reference_vars_info):
3942 Use cgraph instead of decl.
3943 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3945 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3946 ipa_reference_get_written_global,
3947 ipa_reference_get_not_written_global): Use cgraph argument.
3948 (check_call): Simplify avail check.
3949 (scan_stmt_for_static_refs): Update.
3950 (propagate_bits): Update.
3951 (merge_callee_local_info): Remove.
3952 (init_function_info): Use cgraph nodes.
3953 (clean_function_local_data): Break out from ...
3954 (clean_function): ... here.
3955 (copy_local_bitmap, copy_global_bitmap): New functions.
3956 (duplicate_node_data, remove_node_data): New functions.
3957 (generate_summary): Register hooks; use visibility instead of
3959 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3960 * ipa-reference.h (ipa_reference_local_vars_info_d,
3961 ipa_reference_global_vars_info_d,
3962 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3963 ipa_reference_vars_info_t): Move to ipa-reference.c
3964 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3966 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3967 ipa_reference_get_not_read_global,
3968 ipa_reference_get_not_written_global): Update prototype.
3969 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3970 (init_state): Remove.
3971 (node_duplication_hook_holder, node_removal_hook_holder): New.
3972 (get_function_state, set_function_state): Use VECtor.
3973 (analyze_function): Check body availability.
3974 (add_new_function): Likewise.
3975 (duplicate_node_data, remove_node_data): New.
3976 (generate_summary): Register hooks; do not care about clones.
3977 (propafate): Do not care about clones; recursive functions are
3979 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3980 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3981 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3983 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3984 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3985 Update call of ipa-reference accesors.
3987 2008-09-18 Simon Baldwin <simonb@google.com>
3989 * c-opts.c (c_common_handle_option): Add handling for
3990 -Wbuiltin-macro-redefined command line option.
3991 * c.opt: Added builtin-macro-redefined option.
3992 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3995 2008-09-18 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/37258
3998 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3999 and signedness for integral types.
4000 (vn_phi_eq): Require compatible types.
4002 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4005 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4006 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4008 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4009 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4010 ggc_free other TREE_LIST nodes from that chain.
4011 * function.c (instantiate_decls): Instantiate also DECL_RTL
4012 of vars in cfun->local_decls, free that list afterwards.
4014 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4016 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4017 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4019 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4021 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4022 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4024 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4026 PR tree-optimization/37102
4027 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4028 from a node. Check to see if another PHI is dead.
4029 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4030 remove real PHIs which have no uses.
4031 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4033 2008-09-18 Richard Guenther <rguenther@suse.de>
4036 * tree-cfg.c (remove_useless_stmts_1): Remove
4037 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4039 2008-09-18 Nick Clifton <nickc@redhat.com>
4041 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4042 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4043 to frv_secondary_reload_class.
4044 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4045 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4046 (frv_secondary_reload_class): Omit unused parameter.
4047 (frv_secondary_reload): New function. Handle the case when
4048 secondary_reload_class() is called before the reload_(in|out)
4049 _optabs have been initialised.
4050 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4052 * config/frv/frv.md: Define an exclusion set between fr550_m0
4055 2008-09-18 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/37456
4058 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4059 want to insert after ends a BB insert on the single fallthru
4062 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4064 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4065 Mention -march=z9-109, z9-ec and z10.
4067 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4069 PR rtl-optimization/37544
4070 * regrename.c (maybe_mode_change): Exit early when copy_mode
4071 is narrower than orig_mode and narrower than new_mode.
4073 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4076 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4078 * sched-rgn.c (ref_counts): Remove.
4079 (insn_referenced): New static variable.
4080 (INSN_REF_COUNT): Remove.
4081 (sched_run_compute_dependencies): Use insn_referenced instead of
4083 (add_branch_dependences): Likewise. Delete dead assignment.
4085 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4087 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4088 consumer is an asm. Add comment why this is important.
4089 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4090 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4092 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4094 * expr.c (emit_group_store): Do not shift before moving via a
4097 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4099 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4100 from aggregate to non-aggregate type if the bit pattern is not fully
4101 preserved afterwards.
4103 2008-09-17 Richard Guenther <rguenther@suse.de>
4105 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4106 (verify_gimple_assign): ... this. Split into ...
4107 (verify_gimple_assign_unary): ... this,
4108 (verify_gimple_assign_binary): ... that,
4109 (verify_gimple_assign_single): ... and this.
4110 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4111 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4112 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4113 (verify_types_in_gimple_reference): Be forgiving with
4115 (verify_gimple_phi): Deal with virtual operands.
4117 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4119 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4121 * tree.c (get_callee_fndecl): Don't call the language hook.
4122 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4123 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4124 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4126 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4128 * tree.c (protected_set_expr_location): Don't unnecessarily
4129 check for error_mark_node.
4131 2008-09-17 Art Haas <ahaas@impactweather.com>
4133 * ipa-reference.c (analyze_function): Declare step only if
4134 ENABLE_CHECKING is defined.
4136 2008-09-17 Jan Hubicka <jh@suse.cz>
4139 * tree.h (DECL_INLINE): remove.
4140 (DECL_DECLARED_INLINE_P): Update docs.
4141 (DECL_NO_INLINE_WARNING_P): new.
4142 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4143 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4145 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4146 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4149 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4152 2008-09-17 Jan Hubicka <jh@suse.cz>
4154 * ipa-reference.c (ipa_obstack): Remove.
4155 (local_info_obstack, global_info_obstack): New.
4156 (add_static_var): We now handle variables only.
4157 (mark_address_taken, mark_load, mark_store): New functions based on ...
4158 (check_operand): ... remove.
4159 (get_asm_stmt_operands): Rename to ...
4160 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4161 (scan_stmt_for_static_refs): Rewrite.
4162 (scan_op_for_static_refs): Rename to ...
4163 (scan_initializer_for_static_refs): do not look for VAR_DECL
4164 initializers; stop recursion on types and decls.
4165 (ipa_init): Use proper obstacks.
4166 (analyze_variable): Use scan_initializer_for_static_refs.
4167 (init_function_info): Use local obstack.
4168 (analyze_function): Simplify.
4169 (add_new_function): We don't need visited_nodes obstack.
4170 (generate_summary): Use proper obstacks; cleanup after propagation.
4172 2008-09-17 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/37491
4176 * alias.c (get_alias_set): Use the canonical type.
4177 * tree-vect-transform.c (vectorizable_store): Use the type of
4178 the lhs for the vector type. Adjust checking.
4179 (vectorizable_load): Adjust checking.
4181 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4182 Adam Nemet <anemet@caviumnetworks.com>
4184 PR rtl-optimization/37483
4185 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4186 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4187 Rearrange code to better match the original comment. Check
4188 t_unconditional first. Improve comment.
4190 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4193 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4194 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4197 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4198 GIMPLE_TRY if cleanup sequence is empty.
4200 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4203 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4204 eliminate IV if the cost are the same.
4206 2008-09-16 Richard Guenther <rguenther@suse.de>
4209 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4212 2008-09-16 Richard Guenther <rguenther@suse.de>
4214 PR tree-optimization/37508
4215 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4217 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4219 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4221 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4223 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4224 use gen_floatdidf2 directly.
4225 (floatunssidf2): Likewise.
4226 (floatsidf_ppc64_mfpgpr): Remove.
4227 (floatsidf_ppc64): Remove.
4228 (floatunssidf_ppc64): Remove.
4230 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4232 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4233 rather than update_cost_queue.
4235 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4236 in every call starting with the second one, instead of only when
4237 alias_bitmap_obstack.elements != NULL.
4239 * tree-predcom.c (filter_suitable_components): Free all refs in
4240 act->refs vector before calling release_component.
4241 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4243 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4245 * tree-loop-linear.c (linear_transform_loops): Initialize
4246 lambda_obstack only after calling perfect_loop_nest_depth.
4247 Goto free_and_continue instead of just continue for later failures.
4250 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4253 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4255 2008-09-14 Andreas Schwab <schwab@suse.de>
4257 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4259 2008-09-14 Jan Hubicka <jh@suse.cz>
4261 * invoke.texi (-fconserve-stack): Document.
4262 * opts.c (decode_options): Handle conserve_stack.
4263 * common.opt (fconvserve_stack): New.
4265 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4267 * config.host: Add x-aix to host_xmake_file.
4268 * config/rs6000/t-aix52: Do not override LDFLAGS.
4269 * config/rs6000/x-aix: New file.
4271 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4277 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4278 is not recognized as a valid register usage. Allow REG_X to be used
4280 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4281 forces a reload when using a base register.
4283 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4285 * config/i386/cygming-crtend.c (register_frame_ctor): If
4286 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4287 directly with atexit.
4288 (deregister_frame_ctor): Rename to ...
4289 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4290 if !DEFAULT_USE_CXA_ATEXIT.
4292 2008-09-13 Jan Hubicka <jh@suse.cz>
4294 * cgraph.c: Include value-prof.h
4295 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4297 2008-09-13 Jan Hubicka <jh@suse.cz>
4300 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4301 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4302 tree_gen_one_value_profiler, tree_gen_average_profiler,
4303 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4305 2008-09-13 Jan Hubicka <jh@suse.cz>
4307 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4308 too many bytes on misalligned blocks.
4310 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4312 * doc/cfg.texi: Fix some typos.
4313 * doc/extend.texi: Likewise.
4314 * doc/install.texi: Likewise.
4315 * doc/invoke.texi: Likewise.
4316 * doc/rtl.texi: Likewise.
4317 * doc/tree-ssa.texi: Likewise.
4319 2008-09-13 Richard Guenther <rguenther@suse.de>
4322 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4323 gimple stores for memory rhs.
4325 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4327 PR rtl-optimization/37489
4328 * cse.c (fold_rtx): Don't return const_true_rtx for float
4329 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4331 2008-09-13 Jan Hubicka <jh@suse.cz>
4333 PR tree-optimization/37392
4334 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4336 2008-09-13 Martin Jambor <mjambor@suse.cz>
4337 Jan Hubicka <jh@suse.cz>
4339 * cgraph.c (free_edges): New variable.
4340 (NEXT_FREE_EDGE): New macro.
4341 (cgraph_free_edge): New function.
4342 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4343 (cgraph_node_remove_callees): Likewise.
4344 (cgraph_node_remove_callers): Likewise.
4345 (cgraph_create_edge): Reuse edges from the free list. Do not
4346 update uid if doing so.
4347 (cgraph_remove_*_hook): Add free call.
4349 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4351 * ira-color.c (conflict_allocno_vec): Delete.
4352 (update_cost_queue_elem): New structure.
4353 (update_cost_queue): New variable.
4354 (update_cost_queue_tail): Likewise.
4355 (update_cost_queue_elems): Likewise.
4356 (allocno_update_cost_check): Delete.
4357 (initiate_cost_update): Allocate update_cost_queue_elems
4358 instead of allocno_update_cost_check.
4359 (finish_cost_update): Update the free()s accordingly.
4360 (start_update_cost): New function.
4361 (queue_update_cost): Likewise.
4362 (get_next_update_cost): Likewise.
4363 (update_copy_costs_1): Inline into...
4364 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4365 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4366 once we've established they are equal. Don't allocate update
4367 costs if there is nothing to add to them.
4368 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4369 DIVISOR arguments. Use a queue instead of recursive calls;
4370 process all the allocnos in the initial queue, rather than
4372 (assign_hard_reg): Use queue_update_cost instead of
4373 conflict_allocno_vec. Queue coalesced allocnos instead
4374 of calling update_conflict_hard_regno_costs for each one.
4375 Just call update_conflict_hard_regno_costs once for the
4377 (ira_color): Remove conflict_allocno_vec handling.
4379 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4381 PR tree-optimization/37484
4382 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4383 (save_var_name): Same.
4384 (initialize_cloog_names): Same.
4385 (initialize_cloog_names): Same.
4387 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4389 * tree-scalar-evolution.c (set_instantiated_value): Set
4392 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4396 * ira-build.c (common_loop_tree_node_dominator): Remove.
4397 (copy_live_ranges_to_removed_store_destinations): New function.
4398 (regno_top_level_allocno_map): Move to top level from ...
4399 (ira_flattening): ... here. Use
4400 copy_live_ranges_to_removed_store_destinations.
4402 * ira-emit.c (generate_edge_moves): Fix a comment.
4404 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4407 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4408 scratch register after 'set' pattern.
4410 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4412 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4413 information passed to mark_reg_pointer.
4414 * explow.c (force_reg): Likewise.
4416 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4418 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4419 when building for the celledp architecture.
4421 2008-09-12 Richard Guenther <rguenther@suse.de>
4423 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4425 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4427 PR rtl-optimization/37424
4428 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4429 the regnos instead of the addresses.
4431 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4433 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4435 2008-09-11 Richard Guenther <rguenther@suse.de>
4437 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4438 entering the weaker equivalence recording.
4440 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4442 2008-09-11 Jeff Law <law@redhat.com>
4444 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4445 by assign_stack_local on the IRA path for stack slot sharing
4446 as well as the non-IRA path.
4448 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/i386.h: Fix whitespace issues.
4452 2008-09-11 Martin Jambor <mjambor@suse.cz>
4454 * ipa-prop.h (struct ipa_param_flags): Removed.
4455 (struct ipa_param_descriptor): New structure.
4456 (struct ipa_node_params): ipcp_lattices, param_decls and
4457 param_flags moved to ipa_param_description.
4458 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4459 descriptors. Renamed all users.
4460 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4461 changed to access descriptors. Renamed all users.
4462 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4463 to access descriptors. Renamed all users.
4464 * ipa-cp.c (ipcp_init_cloned_node): Call
4465 ipa_initialize_node_params instead of ipa_count_formal_params and
4466 ipa_create_param_decls_array.
4467 (ipcp_analyze_node): Likewise.
4468 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4469 descriptors. Renamed all users.
4470 (ipcp_initialize_node_lattices): Remove allocation.
4471 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4472 ipa_initialize_node_params instead of ipa_count_formal_params and
4473 ipa_create_param_decls_array.
4474 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4475 ipa_populate_param_decls, made static, added parameter info,
4476 renamed mt to node, removed allocation, changed to use
4478 (ipa_count_formal_params): Made static, added parameter info,
4480 (ipa_initialize_node_params): New function.
4481 (ipa_check_stmt_modifications): Changed to use descriptors.
4482 (ipa_detect_param_modifications): Removed allocation, changed to
4484 (ipa_note_param_call): Changed to use descriptors.
4485 (ipa_analyze_params_uses): Removed allocation.
4486 (ipa_free_node_params_substructures): Changed to use descriptors.
4487 (ipa_edge_duplication_hook): Use the unused attribute.
4488 (ipa_node_duplication_hook): Use the unused attribute, changed to
4489 use descriptors, changed to duplicate descriptors.
4491 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4492 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4493 indirect inlining. Made static.
4494 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4495 functions called only once.
4496 (cgraph_decide_recursive_inlining): Don't call
4497 ipa_propagate_indirect_call_infos, pass new_edges to
4498 cgraph_mark_inline_edge instead.
4499 (cgraph_decide_inlining_of_small_functions): Don't call
4500 ipa_propagate_indirect_call_infos, pass new_edges to
4501 cgraph_mark_inline_edge instead.
4502 (cgraph_decide_inlining): Don't call
4503 ipa_propagate_indirect_call_infos.
4504 * ipa-prop.c: Check that vectors are allocated.
4506 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4507 iff a new cgraph edges have been created.
4508 (cgraph_decide_inlining): New variable redo_always_inline.
4509 Flattening and always_inlining loop until callgraph stabilizes.
4510 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4511 true iff new cgraph edges have been created.
4512 (propagate_info_to_inlined_callees): Likewise.
4513 (ipa_propagate_indirect_call_infos): Likewise.
4515 2008-09-11 Richard Guenther <rguenther@suse.de>
4517 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4518 (set_prologue_iterations): Likewise.
4519 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4521 (vect_update_init_of_dr): Likewise.
4522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4524 * fold-const.c (fold_unary): Do not generate calculations
4527 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4529 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4530 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4531 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4533 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4535 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4536 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4537 before finalizing the changes.
4538 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4540 (simplify_truth_ops_using_ranges): New.
4541 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4542 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4543 whether a simplification was made.
4544 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4545 use a switch statement and also call simplify_truth_ops_using_ranges.
4547 2008-09-11 Jan Hubicka <jh@suse.cz>
4549 * ggc-common.c (loc_array): Make static.
4550 * dce.c (rest_of_handle_ud_dce): Free worklist.
4552 2008-09-11 Jan Hubicka <jh@suse.cz>
4554 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4555 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4556 function so we are sure we do not dangle it forever.
4557 * function.c (outer_function_chain, find_function_data): Remove.
4558 (function_context_stack): New.
4559 (push_function_context, pop_function_context): Update.
4560 * function.h (struct function): Remove pointer outer.
4561 (outer_function_chain, find_function_data): Remove.
4562 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4564 2008-09-11 Jan Hubicka <jh@suse.cz>
4567 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4569 2008-09-11 Jan Hubicka <jh@suse.cz>
4571 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4573 2008-09-11 Jan Hubicka <jh@suse.cz>
4575 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4576 (free_var_map_entry): New function.
4577 (redirect_edge_var_map_destroy): Use it.
4579 2008-09-11 Jan Hubicka <jh@suse.cz>
4582 * tree-inline.c (add_lexical_block): Replace with ...
4583 (prepend_lexical_block): ... prepend at begginig.
4584 (remap_blocks): Use it and reverse later.
4585 (expand_call_inline): Use prepend_lexical_block.
4587 2008-09-11 Jan Hubicka <jh@suse.cz>
4589 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4591 2008-09-11 Jan Hubicka <jh@suse.cz>
4593 * function.c (free_after_compilation): Call insn_locators_free.
4594 * cfglayout.c (insn_locators_free): New function.
4595 * rtl.h (insn_locators_free): Declare.
4597 2008-09-11 Jan Hubicka <jh@suse.cz>
4599 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4601 (cond_move_process_if_block): Update call.
4603 2008-09-11 Jan Hubicka <jh@suse.cz>
4605 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4606 * vec.c: Include hashtab.h
4607 (vec_descriptor, ptr_hash_entry): New structures.
4608 (vec_desc_hash, vec_ptr_map): New static variables.
4609 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4610 register_overhead, free_overhead, vec_heap_free): New functions.
4611 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4612 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4613 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4616 2008-09-11 Ira Rosen <irar@il.ibm.com>
4618 PR tree-optimization/37474
4619 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4620 length of load permutation.
4622 2008-09-11 Andreas Schwab <schwab@suse.de>
4624 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4626 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4629 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4630 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4631 simplify_gen_subreg.
4633 2008-09-11 Ira Rosen <irar@il.ibm.com>
4635 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4638 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4641 * gimplify.c (gimplify_body): Call default_rtl_profile.
4644 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4645 instead of tok->val.node if not expanding to something else. Handle
4646 intervening CPP_PADDING tokens.
4647 (altivec_categorize_keyword): Remove unneeded comparisons.
4649 2008-09-10 Richard Guenther <rguenther@suse.de>
4651 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4653 2008-09-10 Richard Guenther <rguenther@suse.de>
4656 * tree-inline.c (insert_init_stmt): Make sure to not
4657 insert invalid gimple stores.
4659 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4661 PR tree-optimization/37388
4662 * toplev.c (process_options): Fail and warn when graphite
4663 flags are used, but the compiler has not been configured
4664 with graphite libraries.
4665 * graphite.c (graphite_transform_loops): Remove printfs
4666 to dump_file for the case when graphite is not available.
4668 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4671 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4672 the even element into register.
4673 (ix86_expand_vector_init_general): Don't use
4674 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4675 if we can't move from GPR to SSE register directly.
4677 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4679 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4680 not lose track of the number of NOPs needed. Number of NOPs needed
4681 for sync vs. loads workaround was switched; corrected. Run second
4682 pass for all workarounds. No NOPs needed after call insns. Change
4683 second pass to use find_next_insn_start and find_load helpers in order
4684 to properly detect parallel insns.
4685 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4687 2008-09-10 Jan Hubicka <jh@suse.cz>
4689 * value-prof.c (gimple_ic): Fix tuplification bug.
4690 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4693 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4695 PR tree-optimization/37353
4696 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4697 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4698 calls instead of cond_dead_built_in_calls.
4699 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4700 initalize the vector only before adding first entry. Use VEC_safe_push
4701 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4702 shrink_wrap_conditional_dead_built_in_calls call.
4704 2008-09-10 Ira Rosen <irar@il.ibm.com>
4706 PR tree-optimization/37385
4707 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4708 argument, and use it as a vector type if not NULL.
4709 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4711 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4712 additional argument.
4713 (vectorizable_load): Likewise.
4715 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4717 * config/i386/i386.md (SWI32): New mode iterator.
4718 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4721 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4723 PR rtl-optimization/37435
4724 * caller-save.c (insert_restore, insert_save): Check the mode by
4727 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4730 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4732 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4735 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4737 * doc/invoke.texi (ARM Options): Correct errors in discussion
4738 of -mfloat-abi, -mhard-float, and -msoft-float.
4740 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4741 Jan Hubicka <jh@suse.cz>
4744 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4745 calling gimple_regimplify_operands on it. Iterate over all newly
4746 added statements, not just the last one.
4747 (insert_init_stmt): Insert stmt into seq first, then call
4748 gimple_regimplify_operands on it. Don't create new gimplification
4749 context, nor find referenced vars.
4751 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4754 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4755 to pointer to vector pointer.
4756 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4757 propagate_info_to_inlined_callees): Likewise.
4758 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4759 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4760 ipa_check_create_edge_args.
4761 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4762 argument to pointer to vector pointer.
4763 (cgraph_decide_inlining_of_small_function): Adjust
4764 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4768 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4769 optimizing for size, not speed.
4771 PR rtl-optimization/37408
4772 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4773 if parm is promoted.
4775 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4777 PR tree-optimization/37375
4778 * tree-scalar-evolution.c (scev_info_str): Add field
4780 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4781 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4782 set_instantiated_value): Pass instantiated_below.
4783 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4785 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4786 the definitions are not instantiated.
4788 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4789 (block_before_loop): New.
4790 * tree-data-ref.c (dr_analyze_indices): Update uses of
4792 * graphite.c (block_before_scop): New.
4793 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4794 basic block, not a loop for determining the parameters.
4795 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4797 (idx_record_params, find_params_in_bb, find_scop_parameters,
4798 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4799 to instantiate_scev.
4801 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4803 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4807 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4809 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4810 Check zero freq and increase if necessary.
4812 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4814 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4815 regno is in the right range. Add comments.
4817 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4819 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4821 * mips-tfile.c (copy_object): Cast alloca result to int *.
4822 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4824 Rename class to sclass.
4825 (read_tfile): Cast read_seek return values to proper types.
4826 Cast xcalloc return value to proper type.
4828 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4830 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4831 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4832 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4834 2008-09-09 Jan Hubicka <jh@suse.cz>
4836 * profile.c (is_edge_inconsistent): Add debug output; ignore
4837 negative count on fake edges.
4838 (is_inconsistent): Add debug output.
4840 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4842 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4844 (choose_ready): When first insn is chosen from the ready list, also
4847 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4849 PR rtl-optimization/37360
4850 * haifa-sched.c (max_issue): Do not assert that we never issue more
4851 insns than issue_rate. Add comment.
4853 2008-09-09 Richard Guenther <rguenther@suse.de>
4855 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4856 (verify_types_in_gimple_call): Rename to ...
4857 (verify_gimple_call): ... this. Enhance.
4858 (verify_types_in_gimple_cond): Remove.
4859 (verify_gimple_comparison): New function ...
4860 (verify_types_in_gimple_assign): ... split out from here.
4861 (verify_types_in_gimple_return): Rename to ...
4862 (verify_gimple_return): ... this. Enhance.
4863 (verify_types_in_gimple_switch): Rename to ...
4864 (verify_gimple_switch): ... this. Enhance.
4865 (verify_gimple_goto): New function.
4866 (verify_types_in_gimple_phi): Rename to ...
4867 (verify_gimple_phi): ... this. Enhance.
4868 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4869 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4870 (verify_types_in_gimple_seq_2): Remove cases handled in
4871 verify_types_in_gimple_stmt.
4873 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4875 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4876 (push_multiple_operation, pop_multiple_operation): Set it.
4877 (workaround_rts_anomaly): New function.
4878 (workaround_speculation): New function, broken out of bfin_reorg.
4879 (bfin_reorg): Call the new functions.
4881 2008-09-09 Richard Guenther <rguenther@suse.de>
4885 * gimplify.c (gimplify_conversion): Change conversions of
4886 non-register type to VIEW_CONVERT_EXPRs.
4887 (gimplify_addr_expr): If we need to make the operand
4888 addressable make sure to use a properly initialized
4889 temporary for that so it gets a valid gimple store.
4891 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4893 * function.h (struct function): Add function_start_locus.
4894 * cfgexpand.c (gimple_expand_cfg): Use it.
4895 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4897 2008-09-09 Richard Guenther <rguenther@suse.de>
4899 PR tree-optimization/37433
4900 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4903 2008-09-09 Richard Guenther <rguenther@suse.de>
4905 PR tree-optimization/37387
4906 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4907 and bits to a common type.
4909 2008-09-09 Nick Clifton <nickc@redhat.com>
4911 * config/v850/v850.md (return): Restore frame size restriction.
4913 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4915 * c-common.c (c_expand_decl): Remove.
4916 * c-common.h (anon_aggr_type_p): Remove prototype.
4917 (DECL_ANON_UNION_ELEMS): Remove.
4918 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4919 * c-decl.c (anon_aggr_type_p): Remove.
4920 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4921 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4922 * langhooks.h (struct lang_hooks): Remove expand_decl.
4923 * langhooks.c (lhd_expand_decl): Remove.
4924 * stmt.c (expand_anon_union_decl): Remove.
4925 * tree.h (expand_anon_union_decl): Remove prototype.
4927 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4930 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4932 * config/avr/avr.md (QISI) : Define mode iterator.
4933 (negated_tst<mode>) : Redefine as split using mode macro.
4934 (reversed_tstqi): Define insn as reversed compare with zero.
4935 (reversed_tsthi): Ditto.
4936 (reversed_tstsi): Ditto.
4938 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4941 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4942 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4945 * predict.c (optimize_function_for_size_p): Don't segfault if
4947 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4948 tree_swap_operands_p): Don't test cfun != NULL before calling
4949 optimize_function_for_s*_p.
4951 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4953 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4956 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4958 * crx/crx.h (IRA_COVER_CLASSES): Define.
4960 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4963 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4964 even when a stmt has been gimple_modified_p, but after fold_stmt is
4965 not any longer. Remove unneeded may_have_exposed_new_symbols
4968 2008-09-08 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/37421
4971 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4974 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4977 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4979 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4982 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4983 * pa-hpux10.h (LINK_SPEC): Likewise.
4984 * pa-hpux11.h (LINK_SPEC): Likewise.
4986 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4988 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4989 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4991 2008-09-07 Helge Deller <deller@gmx.de>
4993 * pa/linux-atomic.c: New file.
4994 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4995 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4997 2008-09-07 Richard Guenther <rguenther@suse.de>
4998 Ira Rosen <irar@il.ibm.com>
5000 PR tree-optimization/36630
5001 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5002 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5004 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5005 Ira Rosen <irar@il.ibm.com>
5007 PR tree-optimization/35642
5008 * config/rs6000/altivec.md (mulv8hi3): Implement.
5010 2008-09-06 Jeff Law <law@redhat.com>
5012 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5014 2008-09-06 Jan Hubicka <jh@suse.cz>
5016 PR tree-optimization/14703
5017 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5019 * passes.c (init_optimization_passes): Recompute inline parameters.
5021 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5023 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5026 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5027 Peter Fuerst <post@pfrst.de>
5029 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5030 * doc/extend.texi: Document __builtin_mips_cache.
5031 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5032 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5033 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5034 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5035 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5036 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5037 (set_push_mips_isas): New variable.
5038 (mips_r10k_cache_barrier): New variable.
5039 (cache): New availability predicate.
5040 (mips_builtins): Add an entry for __builtin_mips_cache.
5041 (mips_build_cvpointer_type): New function.
5042 (MIPS_ATYPE_CVPOINTER): New macro.
5043 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5045 (r10k_simplified_address_p, r10k_simplify_address)
5046 (r10k_uncached_address_p, r10k_safe_address_p)
5047 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5048 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5049 (r10k_insert_cache_barriers): New functions.
5050 (mips_reorg_process_insns): Delete cache barriers after a
5051 branch-likely instruction.
5052 (mips_reorg): Call r10k_insert_cache_barriers.
5053 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5054 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5055 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5056 (mips_cache, r10k_cache_barrier): New define_insns.
5058 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5060 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5061 * ira-color.c (setup_allocno_left_conflicts_num): Use
5062 hard_reg_set_equal_p instead of a comparison with
5063 ira_zero_hard_reg_set.
5064 * ira.c (setup_reg_subclasses): Likewise.
5065 (setup_cover_and_important_classes): Likewise.
5066 (setup_class_translate): Likewise.
5067 (setup_reg_class_intersect_union): Likewise.
5068 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5069 (ira_init_once): Don't initialize them.
5071 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5073 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5075 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5077 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5079 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5081 Improved branch hints, safe hints, and scheduling.
5083 * haifa-sched.c (sched_emit_insn) : Define.
5084 * sched-int.h (sched_emit_insn) : Add prototype.
5085 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5086 -mhint-max-distance -msafe-hints) : Document.
5087 * config/spu/spu.c (spu_flag_var_tracking): New.
5088 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5089 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5090 TARGET_ASM_FILE_START): Define.
5091 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5092 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5093 (spu_emit_branch_hint): Add blocks argument.
5094 (insert_branch_hints, insert_nops): Remove.
5095 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5096 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5097 spu_sched_reorder, asm_file_start): New functions.
5098 (clock_var, spu_sched_length, pipe0_clock,
5099 pipe1_clock, prev_clock_var, prev_priority,
5100 spu_ls_first, prev_ls_clock): New static variables.
5101 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5102 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5103 (nopn_nv): Add a non-volatile version of nop.
5104 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5105 -mhint-max-distance, -msafe-hints): New options.
5107 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5108 Samuel Tardieu <sam@rfc1149.net>
5110 * opts.c (decode_options): Combine nested if statements.
5113 * opts.c (decode_options): Handle more relationships among
5114 unit-at-a-time, toplevel-reorder, and section-anchors.
5116 2008-09-05 David Daney <ddaney@avtrex.com>
5118 * doc/install.texi (--enable-reduced-reflection): Document new option.
5120 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5122 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5124 (constantpool_operand): New.
5125 (move_operand): Disallow sub-word modes for the constant pool.
5126 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5127 (xtensa_secondary_reload_class): Replace with....
5128 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5129 Set icode for sub-word reloads from the constant pool.
5130 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5131 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5132 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5133 * config/xtensa/xtensa-protos.h: Update prototypes.
5135 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5137 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5138 (REG_CLASS_NAMES): Update.
5139 (REG_CLASS_CONTENTS): Update.
5140 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5141 of ALL_REGS for regs 77 and 78.
5142 * function.c (instantiate_virtual_regs_in_insn): Assert that
5143 return value of simplify_gen_subreg is not NULL.
5145 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5147 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5148 (gen_rtvec_v): Fix coding standards.
5150 2008-09-04 Jan Hubicka <jh@suse.cz>
5152 * i386.c (decide_alg): Be more conservative about optimizing for size.
5154 2008-09-04 Ian Lance Taylor <iant@google.com>
5156 * varasm.c (narrowing_initializer_constant_valid_p): New
5158 (initializer_constant_valid_p): Call it.
5160 2008-09-04 Jeff Law <law@redhat.com>
5162 * fold-const.c (native_encode_real): Fix computation of WORDS.
5163 (native_interpret_real): Likewise.
5165 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5167 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5169 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5171 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5172 that the cost is already taken into account in ira-costs.c
5174 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5176 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5177 ira_debug_copies): New.
5178 (ira_bulid): Call print_copies.
5180 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5182 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5185 * config/rs6000/rs6000.c (optimization_options): Remove check of
5186 flag_toplevel_order.
5188 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5190 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5191 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5192 second operand is a reg_imm10_operand.
5193 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5194 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5195 (*seq_<GPR:mode><GPR2:mode>): Rename to
5196 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5198 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5199 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5201 (*sne_<GPR:mode><GPR2:mode>): Rename to
5202 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5205 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5207 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5208 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5209 combining an arithmetic right shift by more than 31 and a
5210 trunction. Don't match for out-of-range shift amounts. Set
5211 attribute mode to <MODE>.
5212 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5213 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5214 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5215 shifts by less than 32.
5216 (extv): Change predicate on first operand to accept registers.
5217 Change predicate of the other operands from immediate_operand to
5218 const_int_operand. Expand exts when source is a register.
5219 (extzv): Change predicate of the constant operands from
5220 immediate_operand to const_int_operand.
5221 (extzv<mode>): Change predicate of the constant operands from
5222 immediate_operand to const_int_operand and no constraint. Also
5224 (*extzv_trunc<mode>_exts): New pattern.
5226 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5228 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5229 * config/mips/mips-protos.h (mask_low_and_shift_p,
5230 mask_low_and_shift_len): Declare.
5231 * config/mips/mips.c (mask_low_and_shift_p,
5232 mask_low_and_shift_len): New functions.
5233 (mips_print_operand): Handle new operand prefix "m".
5234 * config/mips/mips.md (*cins<mode>): New pattern.
5236 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5238 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5239 optimizing for size.
5241 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5243 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5244 regardless of epilogue_completed.
5246 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5249 * ira-lives.c (process_bb_node_lives): Check setjmp.
5251 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5254 * ira-build.c (form_loop_tree): Reverse BB walk.
5255 (create_bb_allocnos): Likewise.
5256 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5257 (mark_reg_store): Rename to...
5258 (mark_ref_live): ...this and take a df_ref argument instead of
5259 note_stores arguments. Assert that we have a register.
5260 (mark_reg_clobber): Delete.
5261 (def_conflicts_with_inputs_p): New function.
5262 (mark_reg_conflicts): Delete.
5263 (mark_reg_death): Rename to...
5264 (mark_ref_dead): ...this and take a df_ref argument instead of
5265 a register. Assert that we have a register.
5266 (process_bb_node_lives): Hoist frequency calculation out of
5267 instruction walk. Convert from a forwards scan to a backwards scan.
5268 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5269 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5270 (create_allocno_live_ranges): Don't create regs_set.
5272 2008-09-04 Ian Lance Taylor <iant@google.com>
5274 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5275 or REG_LABEL_TARGET.
5276 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5277 comparing MODE with MEM.
5278 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5279 comparing with GF_PREDICT_TAKEN.
5280 (gimple_get_lhs): Change code to enum gimple_code.
5281 (gimple_set_lhs): Likewise.
5282 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5283 * omp-low.c (find_omp_clause): Change kind parameter to enum
5285 * tree-flow.h (find_omp_clause): Update declaration.
5286 * regrename.c (clear_dead_regs): Change kind parameter to enum
5288 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5290 * see.c (see_get_extension_data): Change return type to enum
5291 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5292 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5293 (see_gen_normalized_extension): Change extension_code parameter to
5295 (see_seek_pre_extension_expr): Change extension_code to enum
5297 (see_merge_one_def_extension): Likewise.
5298 (see_handle_relevant_defs): Likewise.
5299 (see_handle_relevant_uses): Likewise.
5300 (see_analyze_one_def): Likewise.
5301 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5302 GIMPLE_ASM rather than ASM_EXPR.
5303 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5304 GIMPLE_RETURN rather than RETURN_EXPR.
5305 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5306 (evaluate_stmt): Likewise.
5307 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5308 to enum vect_relevant.
5309 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5310 compare gimple codes with tree codes.
5312 2008-09-04 Paul Brook <paul@codesourcery.com>
5314 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5316 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5318 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5319 pointer check lost in the recent no-unit-at-a-time patch.
5321 2008-09-04 Jan Hubicka <jh@suse.cz>
5324 * tree-switch-conversion.c (check_final_bb): Accept only IP
5327 2008-09-04 Jan Hubicka <jh@suse.cz>
5329 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5331 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5332 using_ranges argument.
5333 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5334 (vrp_visit_cond_stmt): Update call of
5335 vrp_evaluate_conditional_warnv_with_ops
5337 2008-09-04 Jan Hubicka <jh@suse.cz>
5339 PR tree-optimization/37345
5340 PR tree-optimization/37358
5341 PR tree-optimization/37357
5342 * tree.c (build_function_type_skip_args): Build distinct type copy;
5344 (build_function_decl_skip_args): Set type of new decl not orig decl;
5345 clear DECL_VINDEX for methods turned into functions.
5347 2008-09-04 Nick Clifton <nickc@redhat.com>
5349 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5350 * configure: Regenerate.
5351 * config.in: Regenerate.
5352 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5353 alignment field, if it is supported.
5355 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5357 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5360 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5362 * config/rs6000/rs6000.c (processor_target_table): Do not
5363 enable VMX for POWER6.
5365 2008-09-03 Anton Blanchard <anton@samba.org>
5367 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5368 emit memory barrier before operation.
5370 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5373 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5374 default_elf_asm_output_external.
5376 2008-09-03 Jeff Law <law@redhat.com>
5378 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5380 2008-09-03 Richard Henderson <rth@redhat.com>
5382 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5383 memory barrier to below the test-and-set.
5384 (alpha_split_lock_test_and_set_12): Likewise.
5386 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5390 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5393 * ira-color.c (print_loop_title): Use all_allocnos.
5394 (color_pass): Ditto. Don't add border_allocnos. Check that
5395 subloop allocno in the correspdoning bitmap all_allocnos.
5397 * ira-emit.c (change_loop): Use all_allocnos.
5399 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5400 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5401 (create_cap_allocno): Remove setting mentioned_allocnos.
5402 (create_insn_allocnos): Ditto.
5403 (remove_unnecessary_allocnos): Use all_allocnos.
5404 (check_allocno_creation): Check that allocnos are in the
5405 corresponding bitmap all_allocnos.
5407 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5411 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5412 (process_regs_for_copy): Process subregs. Refine check when cost
5413 is taken into account in ira-costs.c.
5414 (process_reg_shuffles): Use REG_SUBREG_P.
5415 (add_insn_allocno_copies): Ditto. Ignore modes.
5417 * ira-color.c (conflict_allocno_vec): New.
5418 (COST_HOP_DIVISOR): New macro.
5419 (update_copy_costs_1): Use it.
5420 (update_conflict_hard_regno_costs): New function.
5421 (assign_hard_reg): Use it.
5422 (ira_color): Allocate and free conflict_allocno_vec.
5424 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5428 * ira-int.h (ira_sort_insn_chain): Remove.
5430 * ira.c (basic_block_order_nums, chain_insn_order,
5431 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5432 (ira): Don't call ira_sort_insn_chain.
5434 * reload1.c (reload): Don't call ira_sort_insn_chain.
5436 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5439 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5440 which become non throw.
5441 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5442 update_call_expr after updating the flags on the decl.
5444 2008-09-03 Jan Hubicka <jh@suse.cz>
5446 PR tree-optimization/37315
5447 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5448 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5449 (cgraph_analyze_functions): Use node->analyzed
5450 (cgraph_mark_functions_to_output): Likewise.
5451 (cgraph_expand_function): All functions can be released after
5453 (cgraph_optimize): Use gimple_has_body_p.
5454 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5455 (cgraph_decide_inlining_incrementally): Likewise.
5456 (inline_transform): Inline transform.
5457 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5459 (inlinable_function_p): Drop gimple_body check.
5460 (expand_call_inline): Use gimple_has_body_p.
5461 * gimple.c (gimple_has_body_p): New.
5462 * gimple.h (gimple_has_body_p): Add prototype.
5463 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5464 (dump_function_to_file): Use gimple_has_body_p check.
5466 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5469 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5471 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5473 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5475 From Michael Frysinger <michael.frysinger@analog.com>
5476 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5477 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5480 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5483 * doc/extend.texi: Document picoChip builtin functions.
5484 * doc/invoke.texi: Document picoChip options.
5485 * doc/contrib.texi: Add picoChip contribution.
5486 * doc/md.texi: Document picoChip constraints.
5487 * config.gcc: Add picochip-*-*.
5488 * config/picochip/: Add new port.
5490 2008-09-03 Richard Guenther <rguenther@suse.de>
5492 PR tree-optimization/37328
5493 * tree-sra.c (sra_build_assignment): Gimplify properly.
5494 (generate_copy_inout): Take the correct stmt as definition,
5495 remove bogus assert.
5497 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5499 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5502 From Michael Frysinger <michael.frysinger@analog.com>
5503 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5505 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5507 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5508 (__gthread_setspecific): Revert 2008-08-31 change to
5509 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5511 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5513 * diagnostic.c (error_at): New.
5514 * toplev.h (error_at): New prototype.
5515 * c-typeck.c (build_array_ref): Call error_at instead of error.
5516 Pass location to pedwarn.
5518 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5520 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5522 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5524 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5525 VAR_DECL and CONST_DECL.
5527 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5528 Jakub Jelinek <jakub@redhat.com>
5530 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5531 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5532 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5533 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5534 Don't set ix86_save_varrargs_registers.
5535 (ix86_setup_incoming_varargs): Assume cum != NULL.
5536 (ix86_va_start): Check ix86_varargs_gpr_size and
5537 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5538 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5539 from frame pointer if ix86_varargs_gpr_size == 0.
5540 (ix86_compute_frame_layout): Updated.
5541 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5542 (ix86_varargs_gpr_size): Define.
5543 (ix86_varargs_fpr_size): Likewise.
5544 (machine_function): Remove save_varrargs_registers.
5545 Add varargs_gpr_size and varargs_fpr_size.
5547 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5549 * config/alpha/alpha.c (va_list_skip_additions,
5550 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5551 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5554 PR tree-optimization/36766
5555 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5556 for already removed basic blocks.
5559 * real.c (real_maxval): Clear a lower bit to make real_maxval
5560 match get_max_float for IBM long double format.
5562 2008-09-02 Andreas Schwab <schwab@suse.de>
5564 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5565 * configure: Regenerate.
5567 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5569 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5570 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5571 checking for a non-VOID CONSTANT_P.
5573 2008-09-02 Jan Hubicka <jh@suse.cz>
5575 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5576 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5579 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5581 * expr.c (emit_group_store): Don't assert stack temp mode size.
5583 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5584 Tobias Grosser <grosser@fim.uni-passau.de>
5585 Jan Sjodin <jan.sjodin@amd.com>
5586 Harsha Jagasia <harsha.jagasia@amd.com>
5587 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5588 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5589 Adrien Eliche <aeliche@isty.uvsq.fr>
5591 Merge from graphite branch.
5594 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5595 * doc/invoke.texi (-floop-block, -floop-interchange,
5596 -floop-strip-mine): Document new flags.
5597 * tree-into-ssa.c (gimple_vec): Moved...
5598 * tree-loop-distribution.c (rdg_component): Moved...
5599 * cfgloopmanip.c: Include tree-flow.h.
5600 (update_dominators_in_loop): New.
5601 (create_empty_if_region_on_edge): New.
5602 (create_empty_loop_on_edge): New.
5603 (loopify): Use update_dominators_in_loop.
5604 * tree-pass.h (pass_graphite_transforms): Declared.
5605 * configure: Regenerate.
5606 * tree-phinodes.c (make_phi_node): Export.
5607 (add_phi_node_to_bb): New, split from create_phi_node.
5608 * tree-chrec.c (for_each_scev_op): New.
5609 * tree-chrec.h (for_each_scev_op): Declared.
5610 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5611 (remove_statement): Call get_phi_with_result.
5612 * config.in (HAVE_cloog): Undef.
5613 * gdbinit.in (pgg): New.
5614 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5615 * tree-ssa-loop.c (graphite_transforms): New.
5616 (gate_graphite_transforms): New.
5617 (pass_graphite_transforms): New.
5618 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5619 HAVE_cloog): Defined.
5620 * tree-vectorizer.c (rename_variables_in_bb): Export.
5621 * tree-data-ref.c (dr_may_alias_p): Export.
5622 (stmt_simple_memref_p): New.
5623 (find_data_references_in_stmt): Export.
5624 (find_data_references_in_loop): Export.
5625 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5626 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5627 (create_rdg_vertices): Export.
5628 (build_empty_rdg): New.
5629 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5630 * tree-data-ref.h (rdg_component): ... here.
5632 (struct data_reference): Add a field scop.
5634 (find_data_references_in_loop): Declared.
5635 (find_data_references_in_stmt): Declared.
5636 (create_rdg_vertices): Declared.
5637 (dr_may_alias_p): Declared.
5638 (stmt_simple_memref_p): Declared.
5639 (struct rdg_edge): Add a field ddr_p relation.
5640 (build_empty_rdg): Declared.
5641 * lambda.h (lambda_matrix): Declare a VEC of.
5642 (find_induction_var_from_exit_cond): Declared.
5643 (lambda_vector_compare): New.
5644 * common.opt (fgraphite, floop-strip-mine,
5645 floop-interchange, floop-block): New flags.
5646 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5647 * cfgloop.c (is_loop_exit): New.
5648 * cfgloop.h (is_loop_exit): Declared.
5649 (create_empty_if_region_on_edge): Declared.
5650 (create_empty_loop_on_edge): Declared.
5651 * tree-flow.h (add_phi_node_to_bb): Declared.
5652 (make_phi_node): Declared.
5653 (rename_variables_in_bb): Declared.
5654 (perfect_loop_nest_depth): Declared.
5655 (graphite_transform_loops): Declared.
5656 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5657 (graphite.o-warn): Add -Wno-error.
5658 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5659 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5660 (INCLUDES): Add PPLINC, CLOOGINC.
5661 (OBJS-common): Add graphite.o.
5662 (graphite.o): Add rule.
5663 * gimple.h (gimple_vec): ... here.
5664 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5665 * passes.c (init_optimization_passes): Schedule
5666 pass_graphite_transforms.
5668 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5671 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5672 and -fno-toplevel-reorder after handle_options.
5674 2008-09-02 Paul Brook <paul@codesourcery.com>
5676 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5677 (arm_override_options): Set arm_tune_cortex_a9.
5678 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5679 (arm_issue_rate): Handle cortexa9.
5680 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5681 * config/arm/arm-cores.def: Add cortex-a9.
5682 * config/arm/arm-tune.md: Regenerate.
5683 * config/arm/arm.md: Include cortex-a9.md.
5684 (generic_sched, generic_vfp): Add cortexa9.
5685 * config/arm/cortex-a9.md: New file.
5687 2008-09-02 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/37327
5690 * tree-vrp.c (register_new_assert_for): Make sure to not have
5691 TREE_OVERFLOW set on the bound.
5693 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5695 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5697 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5698 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5701 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5703 * gcc/config/spu/spu.md (divdf3): Removed.
5705 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5707 PR tree-optimization/37095
5708 * cgraph.c (cgraph_node): When creating new cgraph node after
5709 assembler_name_hash has been populated, record it in the hash
5712 2008-09-01 Paul Brook <paul@codesourcery.com>
5714 * doc/invoke.texi: Document -mword-relocations.
5715 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5716 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5717 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5718 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5719 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5720 (arm_emit_movpair): New function.
5721 (arm_print_operand <c>): Handle sybolic addresses.
5722 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5723 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5724 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5725 * config/arm/arm.opt: Add -mword-relocations.
5726 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5727 (arm_movt, arm_movw): New.
5729 2008-09-01 Paul Brook <paul@codesourcery.com>
5731 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5732 Allow Interworking on ARMv4 EABI based targets.
5733 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5734 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5736 2008-09-01 Paul Brook <paul@codesourcery.com>
5738 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5739 optimized LT0 test. Remove optimization for GT.
5741 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5743 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5744 openmp applications.
5745 * pa-hpux11.h (LIB_SPEC): Likewise.
5747 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5750 2008-09-01 Jan Hubicka <jh@suse.cz>
5752 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5753 present, use only counts; when guessed use only frequencies.
5754 (estimate_bb_frequencies): Use function_frequency.
5755 * profile.c (compute_branch_probabilities): Exit early when
5756 profile reading failed. Set profile_status.
5757 (branch_prob): Do not set profile_status.
5759 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5761 * tree.c (protected_set_expr_location): New.
5762 * tree.h (protected_set_expr_location): New prototype.
5763 * c-tree.h (build_array_ref): Add argument.
5764 (parser_build_unary_op): Same.
5765 * c-typeck.c (build_indirect_ref): Handle new location argument.
5766 (build_array_ref): Same.
5767 (parser_build_unary_op): Same.
5768 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5770 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5772 * c-common.c (finish_label_address_expr): Handle new location argument.
5773 * c-common.h (build_indirect_ref): Add argument.
5774 (finish_label_address_expr): Same.
5775 * c-parser.c (c_parser_unary_expression): Pass location to build
5777 (c_parser_postfix_expression): Same.
5779 2008-09-01 Paul Brook <paul@codesourcery.com>
5781 * config/arm/arm.md: Include cortex-r4f.md.
5782 (attr fpu): Update type list.
5783 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5784 fconstd, fcmps and fcmpd.
5785 (attr tune_cortexr4): Define.
5786 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5787 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5788 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5789 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5790 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5791 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5792 cortex_a8_vfp_farith: Ditto.
5793 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5794 * config/arm/cortex-r4.md: Use tune_cortexr4.
5795 * config/arm/cortex-r4f.md: New file.
5797 2008-09-01 Richard Guenther <rguenther@suse.de>
5799 PR tree-optimization/37305
5800 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5801 the result of constant conversions.
5802 (fold_gimple_assign): Likewise.
5804 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5806 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5807 #ifdef ENABLE_CHECKING.
5809 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5811 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5812 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5813 when !INSN_SCHEDULING.
5815 2008-09-01 Andreas Schwab <schwab@suse.de>
5817 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5819 2008-09-01 Paul Brook <paul@codesourcery.com>
5821 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5823 2008-09-01 Jan Hubicka <jh@suse.cz>
5825 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5827 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5829 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5830 * gimplify.c (gimplify_init_constructor): Add speed operand.
5831 * tree-sra.c (decide_block_copy): Likewise.
5832 * tree-inline.c (estimate_move_cost): Likewise.
5833 * config/alpha/alpha.h (MOVE_RATIO): Update.
5834 * config/frv/frv.c (MOVE_RATIO): Update.
5835 * config/spu/spu.h (MOVE_RATIO): Update.
5836 * config/sparc/sparc.h (MOVE_RATIO): Update.
5837 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5838 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5839 * config/cris/cris.h (MOVE_RATIO): Update.
5840 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5841 * config/arm/arm.h (MOVE_RATIO): Update.
5842 * config/pa/pa.md: Update uses of MOVE_RATIO
5843 * config/pa/pa.h (MOVE_RATIO): Update.
5844 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5845 CLEAR_RATIO, SET_RATIO): Update.
5846 * config/h8300/h8300.h (MOVE_RATIO): Update.
5847 * config/v850/v850.h (MOVE_RATIO): Update.
5848 * config/bfin/bfin.h (MOVE_RATIO): Update.
5850 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5851 Dmitry Melnik <dm@ispras.ru>
5852 Dmitry Zhurikhin <zhur@ispras.ru>
5853 Alexander Monakov <amonakov@ispras.ru>
5854 Maxim Kuvyrkov <maxim@codesourcery.com>
5856 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5857 sel-sched-dump.c, sel-sched-ir.c: New files.
5858 * Makefile.in (OBJS-common): Add selective scheduling object files.
5859 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5860 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5861 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5862 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5863 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5864 (make_forwarder_block): Update loop latch if we have redirected
5865 the loop latch edge.
5866 * cfgloop.c (get_loop_body_in_custom_order): New function.
5867 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5868 (CP_FALLTHRU_PREHEADERS): Likewise.
5869 (get_loop_body_in_custom_order): Declare.
5870 * cfgloopmanip.c (has_preds_from_loop): New.
5871 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5872 Assert that the preheader edge will be fall thru when it is set.
5873 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5874 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5875 fsel-sched-substitution, fselective-scheduling): New flags.
5876 * cse.c (hash_rtx_cb): New.
5878 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5879 sel_sched_insn_cnt): New counters.
5880 * final.c (compute_alignments): Export. Free dominance
5881 info after loop_optimizer_finalize.
5882 * genattr.c (main): Output maximal_insn_latency prototype.
5883 * genautomata.c (output_default_latencies): New.
5884 Factor its code from ...
5885 (output_internal_insn_latency_func): ... here.
5886 (output_internal_maximal_insn_latency_func): New.
5887 (output_maximal_insn_latency_func): New.
5888 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5889 (struct hard_reg_set_iterator): New.
5890 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5891 hard_reg_set_iter_next): New functions.
5892 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5893 * lists.c (remove_free_INSN_LIST_node,
5894 remove_free_EXPR_LIST_node): New functions.
5895 * loop-init.c (loop_optimizer_init): When
5896 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5897 calling create_preheaders.
5898 (loop_optimizer_finalize): Do not verify flow info after reload.
5899 * recog.c (validate_replace_rtx_1): New parameter simplify.
5900 Default it to true. Update all uses. Factor out simplifying
5902 (simplify_while_replacing): ... this new function.
5903 (validate_replace_rtx_part,
5904 validate_replace_rtx_part_nosimplify): New.
5905 * recog.h (validate_replace_rtx_part,
5906 validate_replace_rtx_part_nosimplify): Declare.
5907 * rtl.c (rtx_equal_p_cb): New.
5908 (rtx_equal_p): Use it.
5909 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5910 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5911 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5912 * vecprim.h: Add a vector type for unsigned int.
5913 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5914 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5915 ready_try, cycle_issued_insns, spec_info): Make global.
5916 (readyp): Initialize.
5917 (dfa_lookahead): New global variable.
5918 (old_max_uid, old_last_basic_block): Remove.
5919 (h_i_d): Make it a vector.
5920 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5922 (after_recovery, adding_bb_to_current_region_p):
5923 New variables to handle correct insertion of the recovery code.
5924 (struct ready_list): Move declaration to sched-int.h.
5925 (rgn_n_insns): Removed.
5926 (rtx_vec_t): Move to sched-int.h.
5927 (find_insn_reg_weight): Remove.
5928 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5929 (haifa_init_h_i_d, haifa_finish_h_i_d):
5930 New functions to initialize / finalize haifa instruction data.
5931 (extend_h_i_d, init_h_i_d): Rewrite.
5932 (unlink_other_notes): Move logic to add_to_note_list. Handle
5933 selective scheduler.
5934 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5935 find_fallthru_edge): Make global, remove static prototypes.
5936 (max_issue): Make global. Add privileged_n and state parameters. Use
5938 (extend_global, extend_all): Removed.
5939 (init_before_recovery): Add new param. Fix the handling of the case
5940 when we insert a recovery code before the EXIT which has a predecessor
5941 with a fallthrough edge to it.
5942 (create_recovery_block): Make global. Rename to
5943 sched_create_recovery_block. Update.
5944 (change_pattern): Rename to sched_change_pattern. Make global.
5945 (speculate_insn): Rename to sched_speculate_insn. Make global.
5946 Split haifa-specific functionality into ...
5947 (haifa_change_pattern): New static function.
5948 (sched_extend_bb): New static function.
5949 (sched_init_bbs): New function.
5950 (current_sched_info): Change type to struct haifa_sched_info.
5951 (insn_cost): Adjust for selective scheduling.
5952 (dep_cost_1): New function. Move logic from ...
5953 (dep_cost): ... here.
5954 (dep_cost): Use dep_cost_1.
5955 (contributes_to_priority_p): Use sched_deps_info instead of
5957 (priority): Adjust to work with selective scheduling. Process the
5958 corner case when all dependencies don't contribute to priority.
5959 (rank_for_schedule): Use ds_weak instead of dep_weak.
5960 (advance_state): New function. Move logic from ...
5961 (advance_one_cycle): ... here.
5962 (add_to_note_list, concat_note_lists): New functions.
5963 (rm_other_notes): Make static. Adjust for selective scheduling.
5964 (remove_notes, restore_other_notes): New functions.
5965 (move_insn): Add two arguments. Update assert. Don't call
5967 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5968 Remove more_issue, max_points. Move the code to initialize
5969 max_lookahead_tries to max_issue.
5970 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5971 ready. Adjust use of move_insn. Call restore_other_notes.
5973 (sched_init, sched_finish): Move Haifa-specific initialization/
5975 (haifa_sched_init, haifa_sched_finish): ... respectively.
5977 (setup_sched_dump): New function.
5978 (haifa_init_only_bb): New static function.
5979 (haifa_speculate_insn): New static function.
5980 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5981 (extend_ready, extend_all): Remove.
5982 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5983 (create_check_block_twin, add_to_speculative_block): Use
5984 haifa_insns_init instead of extend_global. Update to use new
5985 initialization functions. Change parameter. Factor out code from
5986 create_check_block_twin to ...
5987 (sched_create_recovery_edges) ... this new function.
5988 (add_block): Remove.
5989 (sched_scan_info): New.
5990 (extend_bb): Use sched_scan_info.
5991 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5992 static functions for walking through scheduling region.
5993 (sched_luids): New vector variable to replace uid_to_luid.
5994 (luids_extend_insn): New function.
5995 (sched_max_luid): New variable.
5996 (luids_init_insn): New function.
5997 (sched_init_luids, sched_finish_luids): New functions.
5998 (insn_luid): New debug function.
5999 (sched_extend_target): New function.
6000 (haifa_init_insn): New static function.
6001 (sched_init_only_bb): New hook.
6002 (sched_split_block): New hook.
6003 (sched_split_block_1): New function.
6004 (sched_create_empty_bb): New hook.
6005 (sched_create_empty_bb_1): New function.
6006 (common_sched_info, ready): New global variables.
6007 (current_sched_info_var): Remove.
6008 (move_block_after_check): Use common_sched_info.
6009 (haifa_luid_for_non_insn): New static function.
6010 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6011 (increase_insn_priority): New.
6012 * modulo-sched.c: (issue_rate): Remove static declaration.
6013 (sms_sched_info): Change type to haifa_sched_info.
6014 (sms_sched_deps_info, sms_common_sched_info): New variables.
6015 (setup_sched_infos): New.
6016 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6017 Do not call regstat_free_calls_crossed.
6018 (sms_print_insn): Use const_rtx.
6019 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6020 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6021 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6022 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6023 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6024 current_sched_info to use it.
6025 (enum reg_pending_barrier_mode): Move to sched-int.h.
6026 (h_d_i_d): New variable. Initialize to NULL.
6027 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6029 (estimate_dep_weak): Remove static declaration.
6030 (sched_has_condition_p): New function. Adjust users of
6031 sched_get_condition to use it instead.
6032 (conditions_mutex_p): Add arguments indicating which conditions are
6034 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6035 argument to indicate whether returned condition is reversed. Do not
6036 generate new rtx when condition should be reversed; indicate it by
6037 setting new argument instead.
6038 (add_dependence_list_and_free): Add deps parameter.
6039 Update all users. Do not free dependence list when
6040 deps context is readonly.
6041 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6043 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6044 (remove_from_deps): New. Use the above functions.
6045 (cur_insn, can_start_lhs_rhs_p): New static variables.
6046 (add_or_update_back_dep_1): Initialize present_dep_type.
6047 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6048 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6049 haifa_note_dep): New functions implementing dependence hooks for
6050 the Haifa scheduler.
6051 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6052 note_dep): New functions.
6053 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6055 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6056 (free_deps): Initialize deps->reg_last.
6057 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6058 sched_analyze_insn): Update to use dependency hooks infrastructure
6059 and readonly contexts.
6060 (deps_analyze_insn): New function. Move part of logic from ...
6061 (sched_analyze): ... here. Also move some logic to ...
6062 (deps_start_bb): ... here. New function.
6063 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6065 (sched_deps_init): New function. Move code from ...
6066 (init_dependency_caches): ... here. Remove.
6067 (init_deps_data_vector): New.
6068 (sched_deps_finish): New function. Move code from ...
6069 (free_dependency_caches): ... here. Remove.
6070 (init_deps_global, finish_deps_global): Adjust for use with
6071 selective scheduling.
6072 (get_dep_weak): Move logic to ...
6073 (get_dep_weak_1): New function.
6074 (ds_merge): Move logic to ...
6075 (ds_merge_1): New static function.
6076 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6077 (ds_get_max_dep_weak): New function.
6078 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6079 (n_insns): Rename to rgn_n_insns.
6080 (debug_ebb_dependencies): New function.
6081 (init_ready_list): Use it.
6082 (begin_schedule_ready): Use sched_init_only_bb.
6083 (ebb_print_insn): Indicate when an insn starts a new cycle.
6084 (contributes_to_priority, compute_jump_reg_dependencies,
6085 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6086 (add_block1): Remove to ebb_add_block.
6087 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6088 (schedule_ebb): Initialize them. Use remove_notes instead of
6089 rm_other_notes. Use haifa_local_init/finish.
6090 (schedule_ebbs): Use haifa_sched_init/finish.
6091 * sched-int.h: Include vecprim.h, remove rtl.h.
6092 (struct ready_list): Delete declaration.
6093 (sched_verbose_param, enum sched_pass_id_t,
6094 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6095 (struct sched_scan_info_def): New structure.
6096 (sched_scan_info, sched_scan, sched_init_bbs,
6097 sched_init_luids, sched_finish_luids, sched_extend_target,
6098 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6099 (struct common_sched_info_def): New.
6100 (common_sched_info, haifa_common_sched_info,
6101 sched_emulate_haifa_p): Declare.
6103 (sched_luids): Declare.
6104 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6105 (sched_max_luid, insn_luid): Declare.
6106 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6107 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6108 print_insn, print_pattern, print_value, haifa_classify_insn,
6109 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6110 setup_sched_dump, sched_init, sched_finish,
6111 sel_insn_is_speculation_check): Export.
6112 (struct ready_list): Move from haifa-sched.c.
6113 (ready_try, ready, max_issue): Export.
6114 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6115 sched_init_only_bb, sched_split_block, sched_split_block_1,
6116 sched_create_empty_bb, sched_create_empty_bb_1,
6117 sched_create_recovery_block, sched_create_recovery_edges): Export.
6118 (enum reg_pending_barrier_mode): Export.
6119 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6121 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6122 print_insn field. Move add_block and fix_recovery_cfg to
6123 common_sched_info_def. Move compute_jump_reg_dependencies,
6125 (struct sched_deps_info_def): ... this new structure.
6126 (sched_deps_info): Declare.
6127 (struct spec_info_def): Remove weakness_cutoff, add
6128 data_weakness_cutoff and control_weakness_cutoff.
6129 (spec_info): Declare.
6130 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6132 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6133 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6134 (current_sched_info): Change type to struct haifa_sched_info.
6135 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6136 (h_d_i_d): New variable.
6137 (HDID): New accessor macro.
6138 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6139 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6141 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6142 (enum SCHED_FLAGS): Update for selective scheduler.
6143 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6144 (init_dependency_caches, free_dependency_caches): Delete declarations.
6145 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6146 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6147 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6148 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6149 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6151 (rm_other_notes): Delete declaration.
6152 (schedule_block): Remove one argument.
6153 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6154 ready_element, ready_lastpos, sched_extend_ready_list,
6155 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6156 concat_note_lists): Export.
6157 (struct region): Move from sched-rgn.h.
6158 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6159 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6160 BLOCK_TO_BB, CONTAINING_RGN): Export.
6161 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6162 (current_nr_blocks, current_blocks, target_bb): Likewise.
6163 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6164 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6165 sched_rgn_local_init, extend_regions,
6166 rgn_make_new_region_out_of_new_block, compute_priorities,
6167 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6168 extend_rgns, deps_join rgn_setup_common_sched_info,
6169 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6170 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6171 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6172 increase_insn_priority): Likewise.
6173 * sched-rgn.c: Include sel-sched.h.
6174 (ref_counts): New static variable. Use it ...
6175 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6176 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6177 (sched_is_disabled_for_current_region_p): Delete static declaration.
6178 (struct region): Move to sched-int.h.
6179 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6180 ebb_head): Define and initialize.
6181 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6182 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6183 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6185 (find_single_block_region): Add new argument to indicate that EBB
6186 regions should be constructed.
6187 (debug_live): Delete declaration.
6188 (current_nr_blocks, current_blocks, target_bb):
6189 Remove static qualifiers.
6190 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6192 (init_regions): Delete declaration.
6193 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6194 rgn_estimate_number_of_insns): New.
6195 (too_large): Use estimate_number_of_insns.
6196 (haifa_find_rgns): New. Move the code from ...
6197 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6198 (free_trg_info): New.
6199 (compute_trg_info): Allocate candidate tables here instead of ...
6200 (init_ready_list): ... here.
6201 (rgn_print_insn): Use const_rtx.
6202 (contributes_to_priority, extend_regions): Delete static declaration.
6203 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6204 (add_block1): Rename to rgn_add_block.
6205 (debug_rgn_dependencies): Delete static qualifier.
6206 (new_ready): Use sched_deps_info. Simplify.
6207 (rgn_common_sched_info, rgn_const_sched_deps_info,
6208 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6210 (region_sched_info): Rename to rgn_const_sched_info.
6211 (deps_join): New, extracted from ...
6212 (propagate_deps): ... here.
6213 (compute_block_dependences, debug_dependencies): Update for selective
6215 (free_rgn_deps, compute_priorities): New functions.
6216 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6217 sched_rgn_compute_dependencies): New functions.
6218 (schedule_region): Use them.
6219 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6220 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6222 (schedule_insns): Call new functions that were split out.
6223 (rgn_make_new_region_out_of_new_block): New.
6224 (get_rgn_sched_max_insns_priority): New.
6225 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6226 scheduling when appropriate.
6227 * sched-vis.c: Include insn-attr.h.
6228 (print_value, print_pattern): Make global.
6229 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6230 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6231 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6232 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6233 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6234 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6235 hooks. Initialize them to 0.
6236 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6237 * target.h (struct gcc_target): Add them. Rename gen_check field to
6239 * flags.h (sel_sched_switch_set): Declare.
6240 * opts.c (sel_sched_switch_set): New variable.
6241 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6242 pipelining is disabled from command line.
6243 (common_handle_option): Record whether selective scheduling is
6244 requested from command line.
6245 * doc/invoke.texi: Document new flags and parameters.
6246 * doc/tm.texi: Document new target hooks.
6247 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6249 (dfa_state_size): Do not declare locally.
6250 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6251 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6252 rs6000_alloc_sched_context, rs6000_set_sched_context,
6253 rs6000_free_sched_context): New functions.
6254 (struct _rs6000_sched_context): New.
6255 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6257 (rs6000_sched_finish): Do not run for selective scheduling.
6259 2008-08-31 Jan Hubicka <jh@suse.cz>
6261 * frv.c (frv_rtx_costs): Update forward declaration.
6262 * spu.c (spu_rtx_costs): Likewise.
6263 * pdp11.c: Include df.h
6264 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6265 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6266 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6267 * iq2000.c (iq2000_address_cost): Add speed argument.
6268 (iq2000_rtx_costs): Likewise.
6269 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6270 update call of mn10300_address_cost.
6271 * mcore.c: Include df.h
6272 (mcore_rtx_costs): Update prototype.
6273 * score3.c: Include df.h
6274 (score3_rtx_costs): Remove speed argument.
6275 * score7.c: Include df.h
6276 (score7_address_cost): Remove speed argument.
6277 * score-protos.h (score_address_cost): Update prototype.
6278 * score.c: Include df.h
6279 (score_rtx_costs): Update call of costs functions.
6280 * v850.c (v850_rtx_costs): Add bool argument.
6282 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6284 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6286 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6288 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6289 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6291 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6293 * mkmap-flat.awk: Add option pe_dll.
6294 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6295 * config/i386/t-cygwin (SHLIB_LC): Add.
6296 * config/i386/t-mingw32 (SHLIB_LC): Add.
6297 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6298 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6299 (LINK_SPEC): Support libgcc_s.
6300 (LIBGCC_SPEC): Support libgcc_s.
6301 (LIBGCC_SONAME): New.
6303 2008-08-31 Jan Hubicka <jh@suse.cz>
6305 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6306 mistakely had old version of patch.
6308 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6309 (ipcp_estimate_growth): New.
6310 (ipcp_insert_stage): Use ipcp_estimate_growth.
6311 * profile.c (branch_prob): When reading failed, do not consider
6314 2008-08-31 Jan Hubicka <jh@suse.cz>
6316 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6317 loop is optimized for speed.
6319 2008-08-31 Richard Guenther <rguenther@suse.de>
6322 * fold-const.c (fold_binary): Retain conversions in folding
6325 2008-08-31 Jan Hubicka <jh@suse.cz>
6327 * postreload-gcse.c (eliminate_partially_redundant_loads):
6328 Use optimize_bb_for_size_p.
6329 * predict.c (maybe_hot_frequency_p): Make inline.
6330 (maybe_hot_count_p): Break out from ...
6331 (maybe_hot_bb_p): ... this one.
6332 (maybe_hot_edge_p): Simplify.
6333 * basic-block.h (probably_cold_bb_p): Remove.
6335 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6338 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6340 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6341 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6342 Also split V4SFmode.
6343 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6346 2008-08-31 Jan Hubicka <jh@suse.cz>
6348 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6350 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6352 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6355 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6358 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6359 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6361 2008-08-31 Jan Hubicka <jh@suse.cz>
6363 * sparc.h (BRANCH_COST): Fix macro definition.
6364 * avr.c (avr_operand_rtx_cost): Add speed argument.
6365 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6367 2008-08-31 Richard Guenther <rguenther@suse.de>
6369 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6370 types instead of operands. Re-instantiate verifying of
6371 binary expression operands.
6373 2008-08-30 Jan Hubicka <jh@suse.cz>
6375 * fwprop.c (should_replace_address): Add speed attribute.
6376 (PR_OPTIMIZE_FOR_SPEED): New flag.
6377 (propagate_rtx_1): Use it.
6378 (propagate_rtx): Set it.
6379 (try_fwprop_subst): Update call of rtx_costs.
6380 (forward_propagate_and_simplify): LIkewise.
6381 * hooks.c (hook_int_rtx_bool_0): New
6382 (hook_bool_rtx_int_int_intp_false): Replace by ...
6383 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6384 * hooks.h (hook_int_rtx_bool_0): New
6385 (hook_bool_rtx_int_int_intp_false): Replace by ...
6386 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6387 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6388 (prepare_cmp_insn): UPdate call of rtx_cost.
6389 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6390 (reload_cse_simplify_operands): Update call of rtx_cost.
6391 (reload_cse_move2add): call of rtx_cost.
6392 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6393 * rtlanal.c (rtx_cost): Add speed argument.
6394 (address_cost): Add speed argument
6395 (default_address_cost): Likewise.
6396 (insn_rtx_cost): Likewise.
6397 * cfgloopanal.c (seq_cost): Add speed argument.
6398 (target_reg_cost, target_spill_cost): Turn to array.
6399 (init_set_costs): Update for speed.
6400 (estimate_reg_pressure_cost): Add speed argument.
6401 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6402 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6403 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6404 (seq_cost): Add speed argument.
6405 (computation_cost): Add speed arugment.
6406 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6407 (force_expr_to_var_cost): Update for profile info.
6408 (force_var_cost): Likewise.
6409 (split_address_cost): Likewise.
6410 (ptr_difference_cost): Likewise.
6411 (difference_cost): Likewise.
6412 (get_computation_cost_at): Likewise.
6413 (determine_iv_cost): Likewise.
6414 (ivopts_global_cost_for_size): Likewise.
6415 (rewrite_use_address): Likewise.
6416 (tree_ssa_iv_optimize_loop): Initialize speed field.
6417 * cse.c (optimize_this_for_speed_p): New static var.
6418 (notreg_cost): Update call of rtx_cost.
6419 (cse_extended_basic_block): set optimize_this_for_speed_p.
6420 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6421 (noce_try_cmove_arith): Likewise.
6422 (noce_try_sign_mask): LIkewise.
6423 * expr.c (compress_float_constant): Update rtx_cost calls.
6424 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6426 (addr_to_parts): Likewise.
6427 (create_mem_ref): Likewise.
6428 * dse.c (find_shift_sequence): Add speed argument.
6429 (replace_read): Update call.
6430 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6431 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6432 * neg_cost, shift_cost, shiftadd_cost,
6433 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6434 mul_highpart_cost): Increase dimension.
6435 (init_expmed): Initialize for both size and speed.
6436 (expand_shift): Use profile.
6437 (synth_mult): Use profile.
6438 (choose_mult_variant): Use profile.
6439 (expand_mult): Use profile.
6440 (expand_mult_highpart_optab): Use profile.
6441 (expand_mult_highpart): Use profile.
6442 (expand_smod_pow2): Use profile.
6443 (expand_divmod): Use profile.
6444 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6446 * loop-invariant.c (create_new_invariant): Use profile.
6447 (gain_for_invariant): Add speed parameter.
6448 (best_gain_for_invariant): Likewise.
6449 (find_invariants_to_move): Likewise.
6450 (move_single_loop_invariants): Set it.
6451 * target-def.h (TARGET_RTX_COSTS): Use hook.
6452 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6453 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6454 * output.h (default_address_cost): Update prototype.
6455 * combine.c (optimize_this_for_speed_p): New static var.
6456 (combine_validate_cost): Update call of rtx_cost.
6457 (combine_instructions): Set optimize_this_for_speed_p.
6458 (expand_compound_operation): Update call of rtx_cost.
6459 (make_extraction):Update call of rtx_cost.
6460 (force_to_mode):Update call of rtx_cost.
6461 (distribute_and_simplify_rtx):Update call of rtx_cost.
6462 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6463 (estimate_reg_pressure_cost): Update prototype.
6464 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6465 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6467 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6468 (alpha_rtx_costs): Update.
6469 * config/frv/frv.c (frv_rtx_costs): Update.
6470 * config/s390/s390.c (s390_rtx_costs): Update.
6471 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6472 (m32c_rtx_costs): Update.
6473 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6474 (spu_rtx_costs): Update.
6475 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6476 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6477 * config/i386/i386.c (:ix86_address_cost): Update.
6478 (ix86_rtx_costs): Update.
6479 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6480 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6481 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6482 * config/crx/crx.c (crx_address_cost): Update.
6483 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6484 * config/stormy16/stormy16.c
6485 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6486 * config/m68hc11/m68hc11.c
6487 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6488 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6489 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6491 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6493 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6494 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6495 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6496 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6497 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6498 (mcore_rtx_costs): update.
6499 * config/score/score3.c (score3_rtx_costs): Update.
6500 * config/score/score7.c (score7_rtx_costs): Update.
6501 * config/score/score3.h (score3_rtx_costs):Update.
6502 * config/score/score7.h (score7_rtx_costs): Update.
6503 * config/score/score.c (score_rtx_costs): Update.
6504 * config/arm/arm.c (arm_address_cost): Update.
6505 (arm_rtx_costs_1): Update.
6506 (arm_rtx_costs_1): Update.
6507 (arm_size_rtx_costs): Update.
6508 (arm_size_rtx_costs): Update.
6509 (arm_size_rtx_costs): Update.
6510 (arm_xscale_rtx_costs): Update.
6511 (arm_thumb_address_cost): Update.
6512 * config/pa/pa.c (hppa_address_cost): Update.
6513 * config/mips/mips.c (mips_rtx_costs): Update.
6514 * config/vax/vax.c (vax_address_cost): Update.
6515 * config/h8300/h8300.c (h8300_shift_costs): Update.
6516 (h8300_rtx_costs): Update.
6517 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6518 (v850_rtx_costs): Update.
6519 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6520 * config/bfin/bfin.c
6521 (bfin_address_cost): Update.
6522 (bfin_rtx_costs): Update.
6523 * stmt.c (lshift_cheap_p): Update.
6525 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6528 * expmed.c (extract_bit_field_1): Check the mode size to make
6529 sure the vector modes have the same size.
6531 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6533 * dojump.c (top level): Include basic-block.h to declare
6534 optimize_insn_for_speed_p
6536 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6538 * opts.h (CL_SAVE): New option class for marking options that are
6539 target specific options usable in the target attribute.
6540 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6542 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6543 can easily find the target specific options that are safe to use
6544 in the attribute or pragma.
6546 * attribs.c (decl_attributes): Change #pragma GCC option to
6547 #pragma GCC target, and attribute((option(...))) to
6548 attribute((target(...))).
6550 * doc/extend.texi (target attribute): Change from option
6551 attribute. Delete push/pop/reset.
6552 (#pragma GCC target): Change from #pragma GCC option. Delete
6554 (#pragma GCC push_options): Document new pragma.
6555 (#pragma GCC pop_options): Document new pragma.
6556 (#pragma GCC reset_options): Document new pragma.
6558 * targhooks.c (default_target_option_valid_attribute_p): Add
6559 warning about port not supporting target attributes.
6560 (default_target_option_pragma_parse): New function, warn about
6561 #pragma GCC target not being supported.
6563 * targhooks.h (default_target_option_pragma_parse): Add
6566 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6567 TI_CURRENT_OPTION_PRAGMA.
6568 (current_target_pragma): Rename from current_option_pragma.
6570 * target.h: (struct target_option): Delete booleans for changing
6571 the optimization level on hot/cold functions. Change signature of
6572 pragma_parse hook to take a second tree.
6574 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6576 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6577 that the declaration is done at global scope.
6579 * langhooks.c (add_builtin_function_common): Move most of the code
6580 from add_builtin_function here, calling the hook passed in.
6581 (add_builtin_function): Call add_builtin_function_common with
6582 standard builtin hook.
6583 (add_builtin_function_ext_scope): New function to add builtins to
6586 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6588 (add_builtin_function_ext_scope): Add declaration.
6590 * c-pragma.c (handle_pragma_target): Rename from
6591 handle_pragma_option, #pragma GCC option is now #pragma GCC
6592 target. Move warning about port not supporting target options to
6593 default pragma parse hook. Remove push/pop/reset from this
6595 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6596 (option_stack): Delete static variable.
6597 (optimize_stack): Ditto.
6598 (optons_stack): New stack of saved target and optimization
6600 (handle_pragma_push_options): New function to handle pushing both
6601 target and optimization options.
6602 (handle_pragma_pop_options): New function to handle popping both
6603 target and optimization options.
6604 (handle_pragma_reset_options): New function to handle resetting
6605 both target and optimization options to their initial state.
6606 (init_pragma): Rename handle_pragma_option to
6607 handle_pragma_target. Add support for push_options, pop_options,
6608 and reset_options pragmas.
6610 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6611 default_target_option_pragma_parse.
6612 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6613 default_target_option_valid_attribute_p.
6614 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6615 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6616 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6617 optimization level on hot/cold functions.
6619 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6620 if the caller and callee have different optimization levels.
6622 * c-common.c (handle_target_attribute): Rename from
6623 handle_option_attribute, attribute((option(...))) is now
6624 attribute((target(...))). Move warning if the port does not
6625 support target attributes to the default hook.
6626 (handle_hot_attribute): Delete code to change the optimization
6627 level of hot functions.
6628 (handle_cold_attribute): Ditto.
6630 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6631 argument that is the binary tree options to use if there are no
6632 arguments. Call ix86_valid_target_attribute_tree instead of
6633 ix86_valid_option_attribute_tree.
6634 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6635 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6636 ix86_pragma_option_parse.
6638 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6639 Rename from ix86_valid_option_attribute_tree.
6641 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6642 new builtins when the ISA changes.
6643 (ix86_valid_target_attribute_tree): Rename from
6644 ix86_valid_option_attribute_tree. Change callers. If the
6645 function specified optimization options, use those as the starting
6646 point before setting up the target attributes. If the
6647 optimization options were changed in the course of setting the
6648 target attributes, record the new optimization options.
6649 (ix86_valid_target_attribute_tree_inner_p): Rename from
6650 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6651 ix86_add_new_builtins if the ISA changed.
6652 (ix86_valid_target_attribute_p): Rename from
6653 ix86_valid_option_attribute_p. Change callers.
6654 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6655 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6656 as delayed builtin functions.
6657 (struct builtin_isa): New structure to record builtin functions
6658 that should be delayed until the ISA for that function is used.
6659 (ix86_builtins_isa): Change from int to struct to track builtin
6660 functions we want to declare at some point.
6661 (def_builtin): If the front end can delay defining the builtin
6662 functions, don't create builtins for ISAs not part of the default
6664 (def_builtin_const): Ditto.
6665 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6666 __builtin_ia32_pcmov_v2di to be different builtin functions.
6667 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6668 a structure instead of an int.
6669 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6670 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6671 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6672 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6674 * config/ia64/ia64.h
6675 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6676 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6678 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6679 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6680 (LANG_HOOKS_INITIALIZER): Add
6681 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6683 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6686 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6687 the reload address with the index register for SFmode
6688 access with a displacement.
6690 2008-08-30 Jan Hubicka <jh@suse.cz>
6692 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6693 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6694 * dojump.c (do_jump): Likewise.
6695 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6696 (note-if_info): Add BRANCH_COST.
6697 (noce_try_store_flag_constants, noce_try_addcc,
6698 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6699 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6700 find_if_case_2): Use computed branch cost.
6701 * expr.h (BRANCH_COST): Update default.
6702 * predict.c (predictable_edge_p): New function.
6703 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6704 Update BRANCH_COST call.
6705 * basic-block.h (predictable_edge_p): Declare.
6706 * config/alpha/alpha.h (BRANCH_COST): Update.
6707 * config/frv/frv.h (BRANCH_COST): Update.
6708 * config/s390/s390.h (BRANCH_COST): Update.
6709 * config/spu/spu.h (BRANCH_COST): Update.
6710 * config/sparc/sparc.h (BRANCH_COST): Update.
6711 * config/m32r/m32r.h (BRANCH_COST): Update.
6712 * config/i386/i386.h (BRANCH_COST): Update.
6713 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6715 * config/sh/sh.h (BRANCH_COST): Update.
6716 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6717 * config/avr/avr.h (BRANCH_COST): Update.
6718 * config/crx/crx.h (BRANCH_COST): Update.
6719 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6720 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6721 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6722 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6723 * config/ia64/ia64.h (BRANCH_COST): Update.
6724 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6725 * config/arc/arc.h (BRANCH_COST): Update.
6726 * config/score/score.h (BRANCH_COST): Update.
6727 * config/arm/arm.h (BRANCH_COST): Update.
6728 * config/pa/pa.h (BRANCH_COST): Update.
6729 * config/mips/mips.h (BRANCH_COST): Update.
6730 * config/vax/vax.h (BRANCH_COST): Update.
6731 * config/h8300/h8300.h (BRANCH_COST): Update.
6732 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6733 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6734 * doc/tm.texi (BRANCH_COST): Update.
6736 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6739 * config/arm/arm.c (arm_optimization_options): Set
6740 flag_section_anchors to 2 instead of 1 to distinguish it from
6741 -fsection-anchors given explicitely on the command line.
6743 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6745 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6746 final insn of a split.
6748 2008-08-30 Jan Hubicka <jh@suse.cz>
6750 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6751 optimized for speed.
6752 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6753 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6754 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6755 flag_gcse_after_reload_set): New static vars.
6756 (common_handle_option): Enable those flags for profile-use.
6757 (decode_options): Remove optimize_size flags that are handled
6758 on higher granuality.
6759 * tree-vectorizer.c (vectorize_loops): Use
6760 optimize_loop_nest_for_speed_p.
6761 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6762 * tree-predcom.c (tree_predictive_commoning): Use
6763 optimize_loop_for_speed_p.
6764 * varasm.c (assemble_start_function): Use
6765 optimize_function_for_speed_p.
6766 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6767 * predict.c (optimize_loop_for_speed_p): Fix walk.
6769 2008-08-30 Jan Hubicka <jh@suse.cz>
6771 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6773 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6774 profile presence locally.
6776 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6779 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6780 versions before 4.0.
6782 2008-08-29 Jan Hubicka <jh@suse.cz>
6784 * tree-inline.c (insert_init_stmt): Insert sequence even when
6787 2008-08-29 Jeff Law <law@redhat.com>
6789 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6790 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6791 location and class is an FP register.
6793 2008-08-29 Jan Hubicka <jh@suse.cz>
6795 * see.c (see_merge_one_def_extension): Silence used uninitialized
6797 * matrix-reorg.c (check_allocation_function): Likewise.
6798 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6800 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6803 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6804 compute new & and | in type rather than TREE_TYPE (arg0).
6806 * dwarf2out.c (fortran_common): Update comment.
6807 (gen_variable_die): Swap com_die and var_die variables in Fortran
6808 COMMON block handling code.
6810 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6812 * dwarf2out.c (gen_const_die): New function.
6813 (size_of_die, value_format, output_die): Output larger
6814 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6815 (native_encode_initializer): New function.
6816 (tree_add_const_value_attribute): Call it.
6817 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6819 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6820 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6821 TREE_THIS_VOLATILE to add_type_attribute.
6823 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6825 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6828 * dwarf2out.c (loc_by_reference): New function.
6829 (add_location_or_const_value_attribute): Use it.
6832 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6833 as DW_TAG_variable children of DW_TAG_common_block rather than
6834 DW_TAG_member children. Put DW_AT_external to individual
6835 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6837 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6838 loc_descriptor_from_tree_1.
6842 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6843 arguments to imported_module_or_decl.
6844 (debug_nothing_tree_tree): Removed.
6845 (debug_nothing_tree_tree_tree_bool): New prototype.
6846 * debug.c (do_nothing_debug_hooks): Adjust.
6847 (debug_nothing_tree_tree): Removed.
6848 (debug_nothing_tree_tree_tree_bool): New function.
6849 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6850 (gen_variable_die): Put all common vars for the
6851 same COMMON block under one DW_TAG_common_block.
6852 (declare_in_namespace): Return new context_die, for Fortran
6853 return the module DIE instead of adding extra declarations into
6855 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6856 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6857 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6859 (dwarf2out_global_decl): Don't skip Fortran global vars.
6860 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6861 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6862 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6863 DW_TAG_imported_declaration as child of previous
6864 DW_TAG_imported_module.
6865 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6866 * sdbout.c (sdb_debug_hooks): Likewise.
6867 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6869 2008-08-29 Jan Hubicka <jh@suse.cz>
6871 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6873 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6874 * ipa-cp.c (n_cloning_candidates): New static variable.
6875 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6876 (ipcp_print_all_lattices): Improve debug output.
6877 (ipcp_cloning_candidate_p): New function.
6878 (ipcp_initialize_node_lattices): Use it.
6879 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6880 (ipcp_propagate_stage): Prettier debug output.
6881 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6882 (ipcp_print_all_structures): Remove.
6883 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6884 (ipcp_insert_stage): Prettier debug output; call
6885 cgraph_remove_unreachable_nodes before propagating.
6886 (pass_ipa_cp): Schedule function removal pass.
6887 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6889 (cgraph_maybe_hot_edge_p): Move to ...
6890 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6891 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6892 (common_handle_option): Set them; enable ipa-cp when profiling.
6893 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6894 (ipa_print_all_jump_functions): Likewise.
6895 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6896 (ipa_print_node_params, ipa_print_all_params): New.
6897 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6898 ipa_print_all_param_flags): Remove.
6899 (ipa_print_node_params, ipa_print_all_params): New.
6901 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6903 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6904 change from 2008-04-03.
6905 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6907 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6910 * ira-color.c (push_allocnos_to_stack): Truncate
6911 removed_splay_allocno_vec.
6913 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6916 * ira-color (ira_fast_allocation): Don't assign hard registers to
6919 2008-08-29 Jan Hubicka <jh@suse.cz>
6922 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6923 for cold internal loops.
6925 2008-08-29 Richard Guenther <rguenther@suse.de>
6927 * tree-ssa-structalias.c (create_variable_info_for): Do not
6928 create fields for heap vars or vars with a noalias state.
6929 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6932 2008-08-29 Richard Guenther <rguenther@suse.de>
6934 * common.opt (ftree-store-ccp): Mark as preserved for
6935 backward compatibility.
6936 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6937 * tree-pass.h (pass_store_ccp): Remove.
6938 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6939 (first_vdef): Remove declaration.
6940 (get_value_loaded_by): Likewise.
6941 * tree-ssa-ccp.c (do_store_ccp): Remove.
6942 (get_default_value): Simplify as do_store_ccp is always false
6943 now. Do not initialize mem_ref.
6944 (set_value_varying): Likewise.
6945 (canonicalize_float_value): Likewise.
6946 (set_lattice_value): Likewise.
6947 (likely_value): Likewise.
6948 (surely_varying_stmt_p): Likewise.
6949 (ccp_initialize): Likewise.
6950 (ccp_lattice_meet): Likewise.
6951 (ccp_visit_phi_node): Likewise.
6952 (ccp_fold): Likewise.
6953 (evaluate_stmt): Likewise.
6954 (visit_assignment): Likewise.
6955 (ccp_visit_stmt): Likewise.
6956 (execute_ssa_ccp): Fold into ...
6957 (do_ssa_ccp): ... this.
6958 (do_ssa_store_ccp): Remove.
6959 (gate_store_ccp): Likewise.
6960 (pass_store_ccp): Likewise.
6961 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6963 * tree-ssa-propagate.c (first_vdef): Remove.
6964 (get_value_loaded_by): Likewise.
6965 (replace_vuses_in): Likewise.
6966 (substitute_and_fold): Do not call replace_vuses_in.
6967 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6969 2008-08-29 Richard Guenther <rguenther@suse.de>
6972 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6973 PARAM_NOALIAS tags with is_heapvar.
6974 * tree-ssa-operands.c (access_can_touch_variable): Offset
6975 based tests do not apply for heapvars. Fix offset test.
6977 2008-08-29 Jan Hubicka <jh@suse.cz>
6979 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6980 (-fipa-cp-clone): Enabled by default at -O3.
6981 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6982 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6984 2008-08-29 Jan Hubicka <jh@suse.cz>
6986 * tree.c (build_function_type_skip_args,
6987 build_function_decl_skip_args): New functions.
6988 * tree.h (build_function_type_skip_args,
6989 build_function_decl_skip_args): Declare.
6990 * gimple.c (giple_copy_call_skip_args): New function.
6991 (giple_copy_call_skip_args): Declare.
6993 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6994 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6995 (ipcp_node_modifiable_p): ... this one; use
6996 tree_versionable_function_p.
6997 (ipcp_create_replace_map): Improve debug output.
6998 (ipcp_need_redirect_p): Return false when not clonning.
6999 (ipcp_update_callgraph): Skip args.
7000 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7002 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7003 (save_inline_function_body): Update call of tree_function_versioning.
7004 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7005 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7007 (tree_function_versioning): Likewise.
7008 * tree-inline.h (tree_function_versioning): Update prototype.
7010 2008-08-29 Jan Hubicka <jh@suse.cz>
7012 * loop-unswitch.c (unswitch_single_loop): Use
7013 optimize_loop_for_speed_p.
7014 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7015 Use optimize_function_for_size_p.
7016 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7017 * postreload-gcse.c (eliminate_partially_redundant_load):
7018 Use optimize_bb_for_size_p.
7019 * value-prof.c (gimple_divmod_fixed_value_transform,
7020 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7021 gimple_stringops_transform): Use optimize_bb_for_size_p.
7022 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7023 * final.c (compute_alignments): Use optimize_function_for_size_p.
7024 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7025 (fold_builtin_strcpy, fold_builtin_fputs): Use
7026 optimize_function_for_size_p.
7027 * fold-const.c (tree_swap_operands_p): Use
7028 optimize_function_for_size_p.
7029 * recog.c (relax_delay_slots): Likewise.
7030 * tree-ssa-math-opts.c (replace_reciprocal):
7031 Use optimize_bb_for_speed_p.
7032 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7033 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7034 optimize_function_for_size_p.
7035 (cgraph_decide_inlining_of_small_function): Use
7036 optimize_function_for_size_p.
7037 * global.c (find_reg): Use optimize_function_for_size_p.
7038 * opts.c (decode_options): Do not clear flag_tree_ch,
7039 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7040 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7041 work it out from profile.
7042 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7043 optimize_loop_for_speed_p.
7044 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7046 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7047 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7048 * tree-eh.c (decide_copy_try_finally): Use
7049 optimize_function_for_size_p.
7050 * local-alloc.c (block_alloc): Pass BB pointer.
7051 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7052 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7053 * loop-unroll.c (decide_unrolling_and_peeling):
7054 Use optimize_loop_for_size_p.
7055 (decide_peel_completely): Likewise.
7056 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7057 optimize_loop_for_size_p.
7058 (vect_enhance_data_refs_alignment): Likewise.
7059 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7060 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7062 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7063 (try_crossjump_bb): Use optimize_bb_for_size_p.
7064 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7065 optimize_loop_for_speed_p.
7066 * bb-reorder.c (find_traces_1_round): Likewise.
7067 (copy_bb): Use optimize_bb_for_speed_p.
7068 (duplicate_computed_gotos): Likewise.
7069 * basic-block.h (optimize_loop_nest_for_size_p,
7070 optimize_loop_nest_for_speed_p): New.
7071 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7073 2008-08-29 Tristan Gingold <gingold@adacore.com>
7075 * gcov.c (main): Call expandargv.
7077 2008-08-29 Jan Hubicka <jh@suse.cz>
7079 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7081 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7083 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7084 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7086 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7088 2008-08-29 Jan Hubicka <jh@suse.cz>
7090 * tree-pass.h (pass_strip_predict_hints): Declare.
7091 * predict.c (strip_builtin_expect): Rename to ...
7092 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7093 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7094 (tree_estimate_probability): Do not strip builtin_expect.
7095 (pass_strip_predict_hints): New pass.
7096 * tree-inline.c (expand_call_inline): When inlining cold function,
7097 predict it as unlikely.
7098 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7100 2008-08-29 Richard Guenther <rguenther@suse.de>
7102 PR tree-optimization/37207
7103 * tree-vrp.c (extract_range_from_binary_expr): Also try
7104 to constant fold if only one of the operands is a constant.
7106 2008-08-29 Nick Clifton <nickc@redhat.com>
7108 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7109 the same way as SYMBOL_REFs.
7111 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7113 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7115 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7117 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7118 * config/mips/mips.md (branch_likely): Remove const. Fix
7120 (define_delay for type "branch"): Change to only apply for branch
7121 with likely variant.
7122 (define_delay for type "branch" and "branch_likely" no). New delay
7124 (equality_op): New code iterator.
7125 (bbv, bbinv): New code attributes.
7126 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7129 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7130 Andrew Pinski <pinskia@gcc.gnu.org>
7133 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7135 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7137 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7138 rule that a symbolic constant must be defined and >= 0 for the
7139 corresponding facility to be present at compile-time.
7140 * gthr-posix.c: Likewise.
7142 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7144 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7145 * config/mips/mips.md (D): New mode attribute.
7146 (mulsi3, muldi3): Merge it into ...
7147 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7148 (muldi3_mul3): New pattern.
7149 (mulsi3_mult3): Rename to mulsi3_mul3.
7151 2008-08-28 Jan Hubicka <jh@suse.cz>
7153 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7155 * predict.c (always_optimize_for_size_p): Rename to ...
7156 (optimize_function_for_size): ... this one; make extern.
7157 (optimize_function_for_speed_p): New.
7158 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7159 optimize_edge_for_size_p,optimize_edge_for_size_p,
7160 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7161 * basic-block.h (optimize_function_for_size_p,
7162 optimize_function_for_speed_p): Declare.
7163 * i386.md (optimize_size checks): Replace them by appropriate
7165 (standard_80387_constant_p, ix86_compute_frame_layout,
7166 ix86_expand_epilogue, ix86_decompose_address,
7167 print_operand, emit_i387_cw_initialization,
7168 inline_memory_move_cost, ix86_pad_returns,
7169 ix86_reorg): Replace optimize_size checks.
7171 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7173 * rtl.h (simplify_subreg_regno): Declare.
7174 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7175 * simplify-rtx.c (simplify_subreg): ...here.
7176 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7177 subreg_offset_representable_p.
7179 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7182 * c-typeck.c (convert_for_assignment): Give a note describing what
7183 was passed and what was expected.
7185 2008-08-28 Joey Ye <joey.ye@intel.com>
7187 * doc/extend.texi: Document AVX built-in functions.
7188 * doc/invoke.texi: Document -mavx.
7190 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7191 Joey Ye <joey.ye@intel.com>
7192 Xuepeng Guo <xuepeng.guo@intel.com>
7194 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7196 * config/i386/cpuid.h (bit_FMA): New.
7197 (bit_XSAVE): Likewise.
7198 (bit_OSXSAVE): Likewise.
7199 (bit_AVX): Likewise.
7201 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7202 define. Use ASM_OUTPUT_AVX_PREFIX.
7204 * config/i386/gmmintrin.h: New.
7206 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7207 (OPTION_MASK_ISA_AVX_SET): New.
7208 (OPTION_MASK_ISA_FMA_SET): Likewise.
7209 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7210 (OPTION_MASK_ISA_FMA_SET): Likewise.
7211 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7212 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7213 (pta_flags): Add PTA_AVX and PTA_FMA.
7214 (override_options): Handle PTA_AVX and PTA_FMA.
7215 (init_cumulative_args): Handle warn_avx.
7216 (classify_argument): Return 0 for COImode and OImode. Return
7217 1 and X86_64_AVX_CLASS for 256bit vector types.
7218 (examine_argument): Handle X86_64_AVX_CLASS.
7219 (construct_container): Likewise.
7220 (function_arg_advance_32): Pass OImode and 256bit vector types
7222 (function_arg_advance_64): Take a new argument to indicate if a
7223 parameter is named. Handle 256bit vector types. Return
7224 immediately for unnamed 256bit vector mode parameters.
7225 (function_arg_advance): Updated.
7226 (function_arg_32): Add comments for TImode. Handle OImode
7227 and 256bit vector types.
7228 (function_arg_64): Take a new argument to indicate if a
7229 parameter is named. Handle 256bit vector types. Return NULL
7230 for unnamed 256bit vector mode parameters.
7231 (function_arg): Updated.
7232 (setup_incoming_varargs_64): Support
7233 AVX encoding for *sse_prologue_save_insn.
7234 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7235 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7236 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7237 enabled, otherwise return -3.
7238 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7240 (print_reg): Support AVX registers. Handle 'x' and 't'.
7241 Handle 'd' to duplicate the operand.
7242 (print_operand): Likewise. Also support AVX vector compare
7244 (output_387_binary_op): Support AVX.
7245 (output_fp_compare): Likewise.
7246 (ix86_expand_vector_move_misalign): Likewise.
7247 (ix86_attr_length_vex_default): New.
7248 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7249 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7250 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7251 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7252 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7253 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7254 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7255 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7256 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7257 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7258 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7259 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7260 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7261 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7262 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7263 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7264 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7265 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7266 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7267 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7268 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7269 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7270 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7271 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7272 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7273 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7274 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7275 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7276 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7277 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7278 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7279 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7280 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7281 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7282 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7283 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7284 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7285 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7286 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7287 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7288 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7289 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7290 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7291 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7292 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7293 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7294 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7295 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7296 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7297 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7298 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7299 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7300 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7301 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7302 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7303 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7304 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7305 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7306 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7307 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7308 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7309 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7310 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7311 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7312 and IX86_BUILTIN_MOVMSKPS256,
7313 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7314 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7315 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7316 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7317 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7318 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7319 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7320 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7321 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7322 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7323 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7324 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7325 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7326 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7327 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7328 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7329 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7330 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7331 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7332 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7333 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7334 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7335 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7336 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7337 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7338 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7339 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7340 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7341 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7342 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7343 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7344 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7345 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7346 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7347 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7348 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7349 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7350 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7351 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7352 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7353 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7354 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7355 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7356 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7357 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7358 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7359 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7360 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7361 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7362 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7363 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7364 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7365 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7366 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7367 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7368 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7369 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7370 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7372 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7373 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7374 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7375 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7376 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7377 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7378 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7379 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7380 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7381 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7382 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7383 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7384 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7385 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7386 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7387 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7388 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7389 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7390 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7391 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7392 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7393 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7394 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7395 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7396 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7397 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7398 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7399 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7400 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7401 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7402 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7403 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7404 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7405 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7406 IX86_BUILTIN_MOVMSKPS256.
7407 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7408 (ix86_expand_args_builtin): Likewise.
7409 (ix86_expand_special_args_builtin): Likewise.
7410 (ix86_hard_regno_mode_ok): Handle AVX modes.
7411 (ix86_expand_vector_init_duplicate): Likewise.
7412 (ix86_expand_vector_init_one_nonzero): Likewise.
7413 (ix86_expand_vector_init_one_var): Likewise.
7414 (ix86_expand_vector_init_concat): Likewise.
7415 (ix86_expand_vector_init_general): Likewise.
7416 (ix86_expand_vector_set): Likewise.
7417 (ix86_vector_mode_supported_p): Likewise.
7418 (x86_extended_reg_mentioned_p): Check INSN_P before using
7421 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7422 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7424 * config/i386/i386.h (TARGET_AVX): New.
7425 (TARGET_FMA): Likewise.
7426 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7427 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7428 (VALID_AVX256_REG_MODE): New.
7429 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7430 (AVX_FLOAT_MODE_P): Likewise.
7431 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7432 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7433 (AVX_VEC_FLOAT_MODE_P): Likewise.
7434 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7435 (ASM_OUTPUT_OPCODE): Likewise.
7436 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7438 (SSE_REG_MODE_P): Allow 256bit vector modes.
7439 (ix86_args): Add a warn_avx field.
7441 * config/i386/i386.md (UNSPEC_PCMP): New.
7442 (UNSPEC_VPERMIL): Likewise.
7443 (UNSPEC_VPERMIL2): Likewise.
7444 (UNSPEC_VPERMIL2F128): Likewise.
7445 (UNSPEC_MASKLOAD): Likewise.
7446 (UNSPEC_MASKSTORE): Likewise.
7447 (UNSPEC_CAST): Likewise.
7448 (UNSPEC_VTESTP): Likewise.
7449 (UNSPECV_VZEROALL): Likewise.
7450 (UNSPECV_VZEROUPPER): Likewise.
7451 (XMM0_REG): Likewise.
7452 (XMM1_REG): Likewise.
7453 (XMM2_REG): Likewise.
7454 (XMM3_REG): Likewise.
7455 (XMM4_REG): Likewise.
7456 (XMM5_REG): Likewise.
7457 (XMM6_REG): Likewise.
7458 (XMM8_REG): Likewise.
7459 (XMM9_REG): Likewise.
7460 (XMM10_REG): Likewise.
7461 (XMM11_REG): Likewise.
7462 (XMM12_REG): Likewise.
7463 (XMM13_REG): Likewise.
7464 (XMM14_REG): Likewise.
7465 (XMM15_REG): Likewise.
7467 (prefix_vex_imm8): Likewise.
7468 (prefix_vex_w): Likewise.
7469 (length_vex): Likewise.
7472 (*avx_ashlti3): Likewise.
7473 (*avx_lshrti3): Likewise.
7474 (*avx_setcc<mode>): Likewise.
7475 (*fop_<mode>_comm_mixed_avx): Likewise.
7476 (*fop_<mode>_comm_avx): Likewise.
7477 (*fop_<mode>_1_mixed_avx): Likewise.
7478 (*fop_<mode>_1_avx): Likewise.
7479 (*avx_<code><mode>3): Likewise.
7480 (*avx_ieee_smin<mode>3): Likewise.
7481 (*avx_ieee_smax<mode>3): Likewise.
7482 (mode): Add OI, V8SF and V4DF.
7483 (length): Support VEX prefix.
7484 (*cmpfp_i_mixed): Set prefix attribute.
7485 (*cmpfp_i_sse): Likewise.
7486 (*cmpfp_iu_mixed): Likewise.
7487 (*cmpfp_iu_sse): Likewise.
7488 (*movsi_1): Support AVX.
7489 (*movdi_2): Likewise.
7490 (*movdi_1_rex64): Likewise.
7491 (*movti_internal): Likewise.
7492 (*movti_rex64): Likewise.
7493 (*movsf_1): Likewise.
7494 (*movdf_nointeger): Likewise.
7495 (*movdf_integer_rex64): Likewise.
7496 (*movtf_internal): Likewise.
7497 (zero_extendsidi2_32): Likewise.
7498 (zero_extendsidi2_rex64): Likewise.
7499 (*extendsfdf2_mixed): Likewise.
7500 (*extendsfdf2_sse): Likewise.
7501 (*truncdfsf_fast_mixed): Likewise.
7502 (*truncdfsf_fast_sse): Likewise.
7503 (*truncdfsf_mixed): Likewise.
7504 (fix_trunc<mode>di_sse): Likewise.
7505 (fix_trunc<mode>si_sse): Likewise.
7506 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7507 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7508 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7509 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7510 (*rcpsf2_sse): Likewise.
7511 (*rsqrtsf2_sse): Likewise.
7512 (*sqrt<mode>2_sse): Likewise.
7513 (sse4_1_round<mode>2): Likewise.
7514 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7515 Support AVX. Set length attribute properly for AVX.
7517 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7518 (VECTOR_MODES (FLOAT, 32)): Likewise.
7519 (VECTOR_MODE (INT, DI, 8)): Likewise.
7520 (VECTOR_MODE (INT, HI, 32)): Likewise.
7521 (VECTOR_MODE (INT, QI, 64)): Likewise.
7522 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7523 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7524 (VECTOR_MODE (INT, DI, 4)): Removed.
7525 (VECTOR_MODE (INT, SI, 8)): Likewise.
7526 (VECTOR_MODE (INT, HI, 16)): Likewise.
7527 (VECTOR_MODE (INT, QI, 32)): Likewise.
7528 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7529 (INT_MODE (OI, 32)): Likewise.
7531 * config/i386/i386.opt (mavx): New.
7534 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7536 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7537 (*mov<mode>_internal_avx): New.
7538 (*movv2sf_internal_rex64_avx): Likewise.
7539 (*movv2sf_internal_avx): Likewise.
7541 * config/i386/predicates.md (const_4_to_5_operand): New.
7542 (const_6_to_7_operand): Likewise.
7543 (const_8_to_11_operand): Likewise.
7544 (const_12_to_15_operand): Likewise.
7545 (avx_comparison_float_operator): Likewise.
7547 * config/i386/sse.md (AVX256MODEI): New.
7548 (AVX256MODE): Likewise.
7549 (AVXMODEQI): Likewise.
7550 (AVXMODE): Likewise.
7551 (AVX256MODEF2P): Likewise.
7552 (AVX256MODE2P): Likewise.
7553 (AVX256MODE4P): Likewise.
7554 (AVX256MODE8P): Likewise.
7555 (AVXMODEF2P): Likewise.
7556 (AVXMODEF4P): Likewise.
7557 (AVXMODEDCVTDQ2PS): Likewise.
7558 (AVXMODEDCVTPS2DQ): Likewise.
7559 (avxvecmode): Likewise.
7560 (avxvecpsmode): Likewise.
7561 (avxhalfvecmode): Likewise.
7562 (avxscalarmode): Likewise.
7563 (avxcvtvecmode): Likewise.
7564 (avxpermvecmode): Likewise.
7565 (avxmodesuffixf2c): Likewise.
7566 (avxmodesuffixp): Likewise.
7567 (avxmodesuffixs): Likewise.
7568 (avxmodesuffix): Likewise.
7569 (vpermilbits): Likewise.
7570 (pinsrbits): Likewise.
7571 (mov<mode>): Likewise.
7572 (*mov<mode>_internal): Likewise.
7573 (push<mode>1): Likewise.
7574 (movmisalign<mode>): Likewise.
7575 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7576 (avx_movdqu<avxmodesuffix>): Likewise.
7577 (avx_lddqu<avxmodesuffix>): Likewise.
7578 (<plusminus_insn><mode>3): Likewise.
7579 (*avx_<plusminus_insn><mode>3): Likewise.
7580 (*avx_vm<plusminus_insn><mode>3): Likewise.
7581 (mul<mode>3): Likewise.
7582 (*avx_mul<mode>3): Likewise.
7583 (*avx_vmmul<mode>3): Likewise.
7584 (divv8sf3): Likewise.
7585 (divv4df3): Likewise.
7586 (avx_div<mode>3): Likewise.
7587 (*avx_div<mode>3): Likewise.
7588 (*avx_vmdiv<mode>3): Likewise.
7589 (avx_rcpv8sf2): Likewise.
7590 (*avx_vmrcpv4sf2): Likewise.
7591 (sqrtv8sf2): Likewise.
7592 (avx_sqrtv8sf2): Likewise.
7593 (*avx_vmsqrt<mode>2): Likewise.
7594 (rsqrtv8sf2): Likewise.
7595 (avx_rsqrtv8sf2): Likewise.
7596 (*avx_vmrsqrtv4sf2): Likewise.
7597 (<code><mode>3): Likewise.
7598 (*avx_<code><mode>3_finite): Likewise.
7599 (*avx_<code><mode>3): Likewise.
7600 (*avx_vm<code><mode>3): Likewise.
7601 (*avx_ieee_smin<mode>3): Likewise.
7602 (*avx_ieee_smax<mode>3): Likewise.
7603 (avx_addsubv8sf3): Likewise.
7604 (avx_addsubv4df3): Likewise.
7605 (*avx_addsubv4sf3): Likewise.
7606 (*avx_addsubv2df3): Likewise.
7607 (avx_h<plusminus_insn>v4df3): Likewise.
7608 (avx_h<plusminus_insn>v8sf3): Likewise.
7609 (*avx_h<plusminus_insn>v4sf3): Likewise.
7610 (*avx_h<plusminus_insn>v2df3): Likewise.
7611 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7612 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7613 (*avx_maskcmp<mode>3): Likewise.
7614 (avx_nand<mode>3): Likewise.
7615 (*avx_<code><mode>3): Likewise.
7616 (*avx_nand<mode>3): Likewise.
7617 (*avx_<code><mode>3): Likewise.
7618 (*avx_cvtsi2ss): Likewise.
7619 (*avx_cvtsi2ssq): Likewise.
7620 (*avx_cvtsi2sd): Likewise.
7621 (*avx_cvtsi2sdq): Likewise.
7622 (*avx_cvtsd2ss): Likewise.
7623 (avx_cvtss2sd): Likewise.
7624 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7625 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7626 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7627 (*avx_cvtsi2sd): Likewise.
7628 (*avx_cvtsi2sdq): Likewise.
7629 (avx_cvtdq2pd256): Likewise.
7630 (avx_cvtpd2dq256): Likewise.
7631 (avx_cvttpd2dq256): Likewise.
7632 (*avx_cvtsd2ss): Likewise.
7633 (*avx_cvtss2sd): Likewise.
7634 (avx_cvtpd2ps256): Likewise.
7635 (avx_cvtps2pd256): Likewise.
7636 (*avx_movhlps): Likewise.
7637 (*avx_movlhps): Likewise.
7638 (avx_unpckhps256): Likewise.
7639 (*avx_unpckhps): Likewise.
7640 (avx_unpcklps256): Likewise.
7641 (*avx_unpcklps): Likewise.
7642 (avx_movshdup256): Likewise.
7643 (avx_movsldup256): Likewise.
7644 (avx_shufps256): Likewise.
7645 (avx_shufps256_1): Likewise.
7646 (*avx_shufps_<mode>): Likewise.
7647 (*avx_loadhps): Likewise.
7648 (*avx_storelps): Likewise.
7649 (*avx_loadlps): Likewise.
7650 (*avx_movss): Likewise.
7651 (*vec_dupv4sf_avx): Likewise.
7652 (*vec_concatv2sf_avx): Likewise.
7653 (*vec_concatv4sf_avx): Likewise.
7654 (*vec_setv4sf_0_avx): Likewise.
7655 (*vec_setv4sf_avx): Likewise.
7656 (*avx_insertps): Likewise.
7657 (avx_vextractf128<mode>): Likewise.
7658 (vec_extract_lo_<mode>): Likewise.
7659 (vec_extract_hi_<mode>): Likewise.
7660 (vec_extract_lo_<mode>): Likewise.
7661 (vec_extract_hi_<mode>): Likewise.
7662 (vec_extract_lo_v16hi): Likewise.
7663 (vec_extract_hi_v16hi): Likewise.
7664 (vec_extract_lo_v32qi): Likewise.
7665 (vec_extract_hi_v32qi): Likewise.
7666 (avx_unpckhpd256): Likewise.
7667 (*avx_unpckhpd): Likewise.
7668 (avx_movddup256): Likewise.
7669 (*avx_movddup): Likewise.
7670 (avx_unpcklpd256): Likewise.
7671 (*avx_unpcklpd): Likewise.
7672 (avx_shufpd256): Likewise.
7673 (avx_shufpd256_1): Likewise.
7674 (*avx_punpckhqdq): Likewise.
7675 (*avx_punpcklqdq): Likewise.
7676 (*avx_shufpd_<mode>): Likewise.
7677 (*avx_storehpd): Likewise.
7678 (*avx_loadhpd): Likewise.
7679 (*avx_loadlpd): Likewise.
7680 (*avx_movsd): Likewise.
7681 (*vec_concatv2df_avx): Likewise.
7682 (*avx_<plusminus_insn><mode>3): Likewise.
7683 (*avx_<plusminus_insn><mode>3): Likewise.
7684 (*avx_mulv8hi3): Likewise.
7685 (*avxv8hi3_highpart): Likewise.
7686 (*avx_umulv8hi3_highpart): Likewise.
7687 (*avx_umulv2siv2di3): Likewise.
7688 (*avx_mulv2siv2di3): Likewise.
7689 (*avx_pmaddwd): Likewise.
7690 (*avx_mulv4si3): Likewise.
7691 (*avx_ashr<mode>3): Likewise.
7692 (*avx_lshr<mode>3): Likewise.
7693 (*avx_ashl<mode>3): Likewise.
7694 (*avx_<code><mode>3): Likewise.
7695 (*avx_eq<mode>3): Likewise.
7696 (*avx_gt<mode>3): Likewise.
7697 (*avx_nand<mode>3): Likewise.
7698 (*avx_nand<mode>3): Likewise.
7699 (*avx_<code><mode>3): Likewise.
7700 (*avx_<code><mode>3): Likewise.
7701 (*avx_packsswb): Likewise.
7702 (*avx_packssdw): Likewise.
7703 (*avx_packuswb): Likewise.
7704 (*avx_punpckhbw): Likewise.
7705 (*avx_punpcklbw): Likewise.
7706 (*avx_punpckhwd): Likewise.
7707 (*avx_punpcklwd): Likewise.
7708 (*avx_punpckhdq): Likewise.
7709 (*avx_punpckldq): Likewise.
7710 (*avx_pinsr<avxmodesuffixs>): Likewise.
7711 (*avx_pinsrq): Likewise.
7712 (*avx_loadld): Likewise.
7713 (*vec_extractv2di_1_rex64_avx): Likewise.
7714 (*vec_extractv2di_1_avx): Likewise.
7715 (*vec_dupv2di_avx): Likewise.
7716 (*vec_concatv2si_avx): Likewise.
7717 (*vec_concatv4si_1_avx): Likewise.
7718 (*vec_concatv2di_avx): Likewise.
7719 (*vec_concatv2di_rex64_avx): Likewise.
7720 (*avx_uavgv16qi3): Likewise.
7721 (*avx_uavgv8hi3): Likewise.
7722 (*avx_psadbw): Likewise.
7723 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7724 (*avx_phaddwv8hi3): Likewise.
7725 (*avx_phadddv4si3): Likewise.
7726 (*avx_phaddswv8hi3): Likewise.
7727 (*avx_phsubwv8hi3): Likewise.
7728 (*avx_phsubdv4si3): Likewise.
7729 (*avx_phsubswv8hi3): Likewise.
7730 (*avx_pmaddubsw128): Likewise.
7731 (*avx_pmulhrswv8hi3): Likewise.
7732 (*avx_pshufbv16qi3): Likewise.
7733 (*avx_psign<mode>3): Likewise.
7734 (*avx_palignrti): Likewise.
7735 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7736 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7737 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7738 (*avx_mpsadbw): Likewise.
7739 (*avx_packusdw): Likewise.
7740 (*avx_pblendvb): Likewise.
7741 (*avx_pblendw): Likewise.
7742 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7743 (avx_ptest256): Likewise.
7744 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7745 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7746 (*avx_aesenc): Likewise.
7747 (*avx_aesenclast): Likewise.
7748 (*avx_aesdec): Likewise.
7749 (*avx_aesdeclast): Likewise.
7750 (avx_vzeroupper): Likewise.
7751 (avx_vzeroupper_rex64): Likewise.
7752 (avx_vpermil<mode>): Likewise.
7753 (avx_vpermilvar<mode>3): Likewise.
7754 (avx_vpermil2<mode>3): Likewise.
7755 (avx_vperm2f128<mode>3): Likewise.
7756 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7757 (avx_vbroadcastss256): Likewise.
7758 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7759 (avx_vinsertf128<mode>): Likewise.
7760 (vec_set_lo_<mode>): Likewise.
7761 (vec_set_hi_<mode>): Likewise.
7762 (vec_set_lo_<mode>): Likewise.
7763 (vec_set_hi_<mode>): Likewise.
7764 (vec_set_lo_v16hi): Likewise.
7765 (vec_set_hi_v16hi): Likewise.
7766 (vec_set_lo_v32qi): Likewise.
7767 (vec_set_hi_v32qi): Likewise.
7768 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7769 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7770 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7771 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7772 (vec_init<mode>): Likewise.
7773 (*vec_concat<mode>_avx): Likewise.
7774 (blendbits): Support V8SF and V4DF.
7775 (sse2_movq128): Support AVX.
7776 (<sse>_movnt<mode>): Likewise.
7777 (sse2_movntv2di): Likewise.
7778 (sse_rcpv4sf2): Likewise.
7779 (sse_sqrtv4sf2): Likewise.
7780 (sse_rsqrtv4sf2): Likewise.
7781 (<sse>_comi): Likewise.
7782 (<sse>_ucomi): Likewise.
7783 (sse_cvtss2si): Likewise.
7784 (sse_cvtss2si_2): Likewise.
7785 (sse_cvtss2siq): Likewise.
7786 (sse_cvtss2siq_2): Likewise.
7787 (sse_cvttss2si): Likewise.
7788 (sse_cvttss2siq): Likewise.
7789 (sse2_cvtsd2si): Likewise.
7790 (sse2_cvtsd2si_2): Likewise.
7791 (sse2_cvtsd2siq): Likewise.
7792 (sse2_cvtsd2siq_2): Likewise.
7793 (sse2_cvttsd2si): Likewise.
7794 (sse2_cvttsd2siq): Likewise.
7795 (sse2_cvtdq2pd): Likewise.
7796 (*sse2_cvtpd2dq): Likewise.
7797 (*sse2_cvttpd2dq): Likewise.
7798 (*sse2_cvtpd2ps): Likewise.
7799 (sse2_cvtps2pd): Likewise.
7800 (sse3_movshdup): Likewise.
7801 (sse3_movsldup): Likewise.
7802 (sse_storehps): Likewise.
7803 (*sse4_1_extractps): Likewise.
7804 (sse2_storelpd): Likewise.
7805 (vec_dupv2df_sse3): Likewise.
7806 (*vec_concatv2df_sse3): Likewise.
7807 (*sse4_1_pextrb): Likewise.
7808 (*sse4_1_pextrb_memory): Likewise.
7809 (*sse2_pextrw): Likewise.
7810 (*sse4_1_pextrw_memory): Likewise.
7811 (*sse4_1_pextrd): Likewise.
7812 (*sse4_1_pextrq): Likewise.
7813 (sse2_pshufd_1): Likewise.
7814 (sse2_pshuflw_1): Likewise.
7815 (sse2_pshufhw_1): Likewise.
7816 (*sse2_storeq_rex64): Likewise.
7817 (*vec_dupv4si): Likewise.
7818 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7819 (sse2_pmovmskb): Likewise.
7820 (*sse2_maskmovdqu): Likewise.
7821 (*sse2_maskmovdqu_rex64): Likewise.
7822 (sse_ldmxcsr): Likewise.
7823 (sse_stmxcsr): Likewise.
7824 (abs<mode>2): Likewise.
7825 (sse4_1_movntdqa): Likewise.
7826 (sse4_1_phminposuw): Likewise.
7827 (sse4_1_extendv8qiv8hi2): Likewise.
7828 (*sse4_1_extendv8qiv8hi2): Likewise.
7829 (sse4_1_extendv4qiv4si2): Likewise.
7830 (*sse4_1_extendv4qiv4si2): Likewise.
7831 (sse4_1_extendv2qiv2di2): Likewise.
7832 (*sse4_1_extendv2qiv2di2): Likewise.
7833 (sse4_1_extendv4hiv4si2): Likewise.
7834 (*sse4_1_extendv4hiv4si2): Likewise.
7835 (sse4_1_extendv2hiv2di2): Likewise.
7836 (*sse4_1_extendv2hiv2di2): Likewise.
7837 (sse4_1_extendv2siv2di2): Likewise.
7838 (*sse4_1_extendv2siv2di2): Likewise.
7839 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7840 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7841 (sse4_1_zero_extendv4qiv4si2): Likewise.
7842 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7843 (sse4_1_zero_extendv2qiv2di2): Likewise.
7844 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7845 (sse4_1_zero_extendv4hiv4si2): Likewise.
7846 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7847 (sse4_1_zero_extendv2hiv2di2): Likewise.
7848 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7849 (sse4_1_zero_extendv2siv2di2): Likewise.
7850 (*sse4_1_zero_extendv2siv2di2): Likewise.
7851 (sse4_1_ptest): Likewise.
7852 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7853 (sse4_2_pcmpestri): Likewise.
7854 (sse4_2_pcmpestrm): Likewise.
7855 (sse4_2_pcmpistri): Likewise.
7856 (sse4_2_pcmpistrm): Likewise.
7858 (aeskeygenassist): Likewise.
7860 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7862 * config/i386/predicates.md (vzeroall_operation): New.
7864 * config/i386/sse.md (avx_vzeroall): New.
7865 (*avx_vzeroall): Likewise.
7867 2008-08-28 Paul Brook <paul@codesourcery.com>
7868 Mark Shinwell <shinwell@codesourcery.com>
7869 Richard Earnshaw <richard.earnshaw@arm.com>
7871 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7872 (TARGET_MIN_ANCHOR_OFFSET): New.
7873 (arm_override_options): Set correct anchor ranges for Thumb-1
7874 and Thumb-2 if required.
7875 (legitimize_pic_address): Handle case involving a TLS symbol
7876 reference with an addend.
7877 (arm_optimization_options): Enable section anchors at -O1 and
7879 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7880 * config/arm/arm-protos.h (arm_optimization_options): New.
7882 2008-08-28 Nick Clifton <nickc@redhat.com>
7884 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7885 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7888 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7889 * config/v850/v850.md (return): Remove frame size restriction.
7891 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7893 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7895 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7897 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7899 2008-08-28 Paul Brook <paul@codesourcery.com>
7901 * config/arm/vfp11.md: Update license notice.
7902 * config/arm/cortex-r4.md: Ditto.
7904 2008-08-28 Richard Guenther <rguenther@suse.de>
7906 PR tree-optimization/37207
7907 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7910 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7913 * tree.c (int_fits_type_p): Don't forget unsigned integers
7914 of type sizetype which higher end word equals -1.
7916 2008-08-28 Ira Rosen <irar@il.ibm.com>
7918 * target.h (struct vectorize): Add new target builtin.
7919 * tree-vectorizer.c (destroy_loop_vec_info): Call
7920 vect_free_slp_instance instead of vect_free_slp_node.
7921 * tree-vectorizer.h (enum slp_load_perm_type): New.
7922 (struct _slp_instance): Add new fields.
7923 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7924 (SLP_INSTANCE_LOADS): New.
7925 (vect_free_slp_tree): Remove.
7926 (vect_free_slp_instance): Declare.
7927 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7928 (vectorizable_load): Add argument.
7929 (vect_transform_slp_perm_load): New.
7930 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7932 (vect_get_place_in_interleaving_chain): New function.
7933 (vect_free_slp_tree): Make static.
7934 (vect_free_slp_instance): New function.
7935 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7936 collect the load location in the interleaving chain.
7937 (vect_supported_slp_permutation_p): New function.
7938 (vect_supported_load_permutation_p): Likewise.
7939 (vect_analyze_slp_instance): In case of loads permutation, call
7940 vect_supported_load_permutation_p to check that the permutation is
7942 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7943 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7944 (vect_create_mask_and_perm): New function.
7945 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7946 (vectorizable_load): Add an argument. Don't keep the created vectors
7947 statements in the node if permutation is required. Call
7948 vect_transform_slp_perm_load to generate the permutation.
7949 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7950 additional argument.
7951 (vect_schedule_slp_instance): In case of loads permutation, allocate
7952 vectorized statements structure for all the related SLP nodes. Call
7953 vect_transform_stmt with addditional argument.
7954 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7955 * config/spu/spu.c (spu_builtin_vec_perm): New.
7956 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7957 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7958 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7959 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7961 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7963 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7964 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7965 __gthread_cond_signal, __gthread_cond_timedwait,
7966 __gthread_cond_timedwait_recursive): New functions.
7967 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7969 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7972 2008-08-28 Richard Guenther <rguenther@suse.de>
7975 * fold-const.c (maybe_canonicalize_comparison_1): Require
7976 undefined overflow only for canonicalizing A +- CST cmp CST.
7977 Make sure to not generate new constants that are not inside
7978 their TYPE_MIN/MAX_VALUE range.
7979 (maybe_canonicalize_comparison): Remove undefined overflow
7981 (fold_binary): Remove now duplicate folding.
7983 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7985 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7986 use not updated in the last change.
7988 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7990 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7991 (IRA_COVER_CLASSES): Add FPUL_REGS.
7993 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7996 * c-common.c (conversion_warning): Check for null operands.
7998 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8001 * c-decl.c (check_for_loop_decls): Improve error message. Give
8004 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8007 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8008 (convert_for_assignment): Pass corrent OPT_W* parameter to
8009 WARN_FOR_ASSIGNMENT.
8011 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8014 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8016 2008-08-27 Paul Brook <paul@codesourcery.com>
8018 * config.gcc: Loosen checks for arm uclinux eabi targets.
8020 2008-08-27 Paul Brook <paul@codesourcery.com>
8022 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8024 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8026 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8028 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8029 the enumerators of an ENUMERAL_TYPE.
8030 * dbxout.c (dbxout_type): Ditto.
8032 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8035 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8036 (fwprop_addr): Check that the loop_father is not the outer loop.
8038 2008-08-26 Paul Brook <paul@codesourcery.com>
8040 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8041 Remove documentation entry for fmul type.
8042 Use fmuls to annotate single-precision multiplication patterns,
8043 fmuld to annotate double-precision multiplication patterns,
8044 fmacs to annotate single-precision multiply-accumulate patterns
8045 and fmacd to annotate double-precision multiply-accumulate patterns.
8046 * config/arm/vfp11.md: Update reservations accordingly.
8047 * config/arm/arm.md: Note that certain values of the "type"
8048 attribute are documented in vfp.md.
8049 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8050 (v10_cvt): Use new fmul types.
8052 2008-08-26 Paul Brook <paul@codesourcery.com>
8054 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8055 * config/arm/vfp11.md: ...here. New.
8056 * config/arm/arm.md: Include vfp11.md.
8058 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8060 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8061 parameter to inform call.
8063 2008-08-26 Jeff Law <law@redhat.com>
8065 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8066 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8067 preferred class when copying a constant into a partial word register.
8069 2008-08-26 Ben Elliston <bje@au.ibm.com>
8071 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8072 * cp/typeck.c: Likewise.
8073 * cp/tree.c: Likewise.
8074 * gimple-low.c: Likewise.
8077 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8079 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8080 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8082 * doc/passes.texi: Describe IRA.
8084 * doc/tm.texi (IRA_COVER_CLASSES,
8085 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8087 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8088 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8089 -fira-propagate-cost, -fno-ira-share-save-slots,
8090 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8092 * flags.h (ira_algorithm): New enumeration.
8093 (flag_ira_algorithm, flag_ira_verbose): New external variable
8096 * postreload.c (gate_handle_postreload): Don't do post reload
8097 optimizations unless the reload is completed.
8099 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8102 * tree-pass.h (pass_ira): New external variable declaration.
8104 * reload.h: Add 2008 to the Copyright.
8106 * cfgloopanal.c: Include params.h.
8107 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8110 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8112 * toplev.c (ira.h): New include.
8113 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8114 (backend_init_target): Call ira_init.
8115 (backend_init): Call ira_init_once.
8116 (finalize): Call finish_ira_once.
8118 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8119 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8122 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8123 may_move_out_cost): New external variable declarations.
8124 (move_table): New typedef.
8126 * caller-save.c: Include headers output.h and ira.h.
8127 (no_caller_save_reg_set): New global variable.
8128 (save_slots_num, save_slots): New variables.
8129 (reg_save_code, reg_restore_code, add_stored_regs): Add
8131 (init_caller_save): Set up no_caller_save_reg_set.
8132 (init_save_areas): Reset save_slots_num.
8133 (saved_hard_reg): New structure.
8134 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8135 (initiate_saved_hard_regs, new_saved_hard_reg,
8136 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8138 (setup_save_areas): Add code for sharing stack slots.
8139 (all_blocks): New variable.
8140 (save_call_clobbered_regs): Process pseudo-register too.
8141 (mark_set_regs): Process pseudo-register too.
8142 (insert_one_insn): Put the insn after bb note in a empty basic
8143 block. Add insn check.
8145 * global.c (eliminable_regset): Make it external.
8146 (mark_elimination): Use DF_LR_IN for IRA.
8147 (pseudo_for_reload_consideration_p): New.
8148 (build_insn_chain): Make it external. Don't ignore spilled
8149 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8150 (gate_handle_global_alloc): New function.
8151 (pass_global_alloc): Add the gate function.
8153 * opts.c (decode_options): Set up flag_ira. Print the warning for
8155 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8157 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8159 * regmove.c (regmove_optimize): Don't do replacement of output for
8162 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8163 New external variable declarations.
8165 * local-alloc.c (update_equiv_regs): Make it external. Return
8166 true if jump label rebuilding should be done. Rescan new_insn for
8168 (gate_handle_local_alloc): New function.
8169 (pass_local_alloc): Add the gate function.
8171 * alias.c (value_addr_p, stack_addr_p): New functions.
8172 (nonoverlapping_memrefs_p): Use them for IRA.
8174 * common.opt (fira, fira-algorithm, fira-coalesce,
8175 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8176 fira-verbose): New options.
8178 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8179 move_cost, may_move_in_cost, may_move_out_cost): Make the
8181 (move_table): Remove typedef.
8182 (init_move_cost): Make it external.
8183 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8186 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8187 setup_reg_classes): New function prototypes.
8188 (eliminable_regset): New external variable declaration.
8189 (build_insn_chain, update_equiv_regs): New function prototypes.
8191 * Makefile.in (IRA_INT_H): New definition.
8192 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8193 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8194 (reload1.o, toplev.o): Add dependence on ira.h.
8195 (cfgloopanal.o): Add PARAMS_H.
8196 (caller-save.o): Add dependence on output.h and ira.h.
8197 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8198 ira-emit.o, ira-lives.o): New entries.
8200 * passes.c (pass_ira): New pass.
8202 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8204 * reload1.c (ira.h): Include the header.
8205 (changed_allocation_pseudos): New bitmap.
8206 (init_reload): Initiate the bitmap.
8207 (compute_use_by_pseudos): Permits spilled registers in FROM.
8208 (temp_pseudo_reg_arr): New variable.
8209 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8210 IRA. Call alter_reg with the additional parameter. Don't clear
8211 spilled_pseudos for IRA. Restore original insn chain for IRA.
8212 Clear changed_allocation_pseudos at the end of reload.
8213 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8214 (hard_regno_to_pseudo_regno): New variable.
8215 (count_pseudo): Check spilled pseudos. Set up
8216 hard_regno_to_pseudo_regno.
8217 (count_spilled_pseudo): Check spilled pseudos. Update
8218 hard_regno_to_pseudo_regno.
8219 (find_reg): Use better_spill_reload_regno_p. Check
8220 hard_regno_to_pseudo_regno.
8221 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8223 (eliminate_regs_1): Use additional parameter for alter_reg.
8224 (finish_spills): Set up pseudo_previous_regs only for spilled
8225 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8226 more arguments. Don't clear live_throughout and dead_or_set for
8227 spilled pseudos. Use additional parameter for alter_reg. Call
8228 mark_allocation_change. Set up changed_allocation_pseudos.
8229 Remove sanity check.
8230 (emit_input_reload_insns, delete_output_reload): Use additional
8231 parameter for alter_reg. Call mark_allocation_change.
8232 (substitute, gen_reload_chain_without_interm_reg_p): New
8234 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8236 * testsuite/gcc.dg/20080410-1.c: New file.
8238 * config/s390/s390.h (IRA_COVER_CLASSES,
8239 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8241 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8243 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8245 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8247 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8249 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8251 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8253 2008-08-24 Jeff Law <law@redhat.com>
8254 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8255 when ignoring unavailable registers.
8257 2008-08-24 Jeff Law <law@redhat.com>
8258 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8259 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8260 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8261 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8263 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8264 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8266 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8267 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8268 * reload1.c (find_reg): Process registers in register allocation order.
8270 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8271 * toplev.c (backend_init_target): Move ira_init call from
8273 (lang_dependent_init_target): ...to here.
8275 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8276 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8277 calculate memory move costs for NO_REGS.
8279 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8280 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8281 STACK_REGS is defined.
8283 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8284 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8286 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8287 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8289 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8290 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8291 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8294 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8295 Dorit Nuzman <dorit@il.ibm.com>
8297 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8298 vec_extract_evenv4sf, vec_extract_evenv8hi,
8299 vec_extract_evenv16qi, vec_extract_oddv4si,
8300 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8301 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8302 vec_interleave_highv4si, vec_interleave_lowv4si,
8303 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8304 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8305 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8307 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8310 * config/rs6000/rs6000.c (optimization_options): Don't default to
8311 section anchors without toplevel reorder.
8313 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8315 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8316 (mfc_end_critical_section): Likewise.
8318 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8320 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8321 all type qualifiers from element type to vector type.
8323 2008-08-25 David Daney <ddaney@avtrex.com>
8325 * config/mips/mips.md (immediate_insn): Move up in file, fix
8326 comment typo, reformat.
8327 (fetchop_bit, atomic_hiqi_op memory_barrier,
8328 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8329 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8330 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8331 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8332 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8333 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8334 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8335 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8336 sync_old_nand<mode>, sync_new_nand<mode>,
8337 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8338 test_and_set_12): Moved to sync.md.
8340 * config/mips/sync.md: New file.
8342 2008-08-25 Richard Henderson <rth@redhat.com>
8344 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8345 (regsave): Likewise.
8346 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8347 (output_cfi_directive): Likewise.
8348 (div_data_align): New.
8349 (output_cfi): Use it.
8351 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8353 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8354 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8355 (TARGET_OCTEON): New macro.
8356 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8357 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8358 (ISA_HAS_POP): New macro.
8359 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8361 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8363 * config/mips/mips.md (cpu): Add octeon.
8364 (type): Add pop attribute value.
8365 (popcount<mode>2): New pattern.
8366 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8368 2008-08-24 Jan Hubicka <jh@suse.cz>
8370 * doc/invoke.texi (-fipa-cp-clone): New option.
8371 (-fipa-cp): Update docs.
8372 (--param ipcp-unit-growth):New.
8373 * ipa-cp.c: Include fibheap.h, params.h
8374 (ipcp_initialize_node_lattices): When not cloning, all externally
8375 visible functions are bottom.
8376 (ipcp_need_redirect_p): Accept clones.
8377 (ipcp_insert_stage): Use cost driven heuristics.
8378 (max_count, dead_nodes): New static vars.
8379 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8380 ipcp_const_param_count): New functions.
8381 * common.opt (ipa-cp-clone): New command line option.
8382 * params.def (ipcp-unit-growth): New.
8384 2008-08-24 Jan Hubicka <jh@suse.cz>
8386 * tree-inline.c (tree_function_versioning): Look harder
8387 for referenced vars.
8389 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8391 PR tree-optimization/37185
8392 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8394 2008-08-23 Jan Hubicka <jh@suse.cz>
8396 * ipa-cp.c (ipcp_analyze_node): New function.
8397 (ipcp_update_cloned_node): Use it.
8398 (ipcp_init_stage): Likewise.
8399 * ipa-inline.c (function_insertion_hook_holder): New static var.
8400 (analyze_function): Break out from ....
8401 (inline_generate_summary): Here; register insertion hook.
8402 (cgraph_decide_inlining): Remove hook.
8403 (add_new_function): New function.
8405 2008-08-23 Jan Hubicka <jh@suse.cz>
8407 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8409 2008-08-23 Jan Hubicka <jh@suse.cz>
8411 * ipa-cp.c (constant_val_insert): Remove.
8412 (ipcp_propagate_one_const): Remove.
8413 (ipcp_create_replace_map): Always insert replacements to the map.
8414 (ipcp_insert_stage): Do not try to insert statements by hand.
8415 * tree-inline.c (insert_init_stmt): Break out from ...
8416 (setup_one_parameter): ... here; allow NULL BB pointer.
8417 (tree_function_versioning): Use setup_one_parameter to process
8420 2008-08-23 Jan Hubicka <jh@suse.cz>
8422 * tree.c (decl_address_ip_invariant_p): New function.
8423 * tree.h (decl_address_ip_invariant_p): Declare.
8424 * gimple.c (strip_invariant_refs): Break out from ...
8425 (is_gimple_invariant_address): ... here
8426 (is_gimple_ip_invariant_address): New function.
8427 (is_gimple_ip_invariant): New function.
8428 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8431 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8432 (ipcp_lat_is_insertable): All constants are insertable.
8433 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8434 IPA_CONST_VALUE_REF.
8435 (ipcp_initialize_node_lattices): Propagate all types of operands.
8436 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8437 (ipcp_create_replace_map): Reformat.
8438 (ipcp_need_redirect_p): Simplify.
8439 (ipcp_insert_stage): Check that argument is used before clonning.
8440 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8442 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8443 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8444 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8445 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8446 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8447 * tree-inline.c (tree_function_versioning): Add variables referenced
8450 2008-08-23 Jan Hubicka <jh@suse.cz>
8453 * i386.c (standard_80387_constant_p): Use optimize_size.
8455 2008-08-23 Ira Rosen <irar@il.ibm.com>
8457 PR tree-optimization/37161
8458 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8459 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8460 (vect_determine_vectorization_factor): Move the scalar type
8461 retrieval to vect_get_smallest_scalar_type.
8462 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8463 scalar type. Remove redundant computation.
8464 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8465 (vect_get_slp_defs): Take the type of RHS into account if
8466 necessary by calling vect_get_smallest_scalar_type. Call
8467 vect_get_constant_vectors with additional argument.
8469 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8472 * doc/invoke.texi (Wwrite-strings): Clarify description.
8474 2008-08-23 Ira Rosen <irar@il.ibm.com>
8476 PR tree-optimization/37174
8477 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8478 def stmt is a part of the loop before accessing its stmt_vec_info.
8480 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8483 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8484 (*swap): New insn pattern.
8485 (*ashlqi3): Rename from ashlqi3 insn pattern.
8486 (ashlqi3): New expanders.
8487 (*lshrqi3): Rename from lshrqi3 insn pattern.
8488 (lshrqi3): New expanders.
8489 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8490 lshrqi3_const5, lshrqi3_const6): New splitters.
8491 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8492 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8495 2008-08-22 Richard Guenther <rguenther@suse.de>
8497 PR tree-optimization/37078
8498 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8499 [+INF, +INF] ranges.
8501 2008-08-22 Richard Guenther <rguenther@suse.de>
8503 PR tree-optimization/37143
8504 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8505 a conversion statement instead of a copy.
8507 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8510 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8511 CCCmode, CCOmode and CCSmode destination modes.
8514 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8515 from different units in a single alternative.
8516 (*vec_extractv2sf_1): Ditto.
8517 (*vec_extractv2si_0): Ditto.
8518 (*vec_extractv2si_1): Ditto.
8519 * config/i386/sse.md (sse2_storehpd): Ditto.
8520 (sse2_storelpd): Ditto.
8521 (sse2_loadhpd): Ditto.
8522 (sse2_loadlpd): Ditto.
8525 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8526 (popcountsi2): Ditto.
8527 (clzdi2_abm): Ditto.
8528 (popcountdi2): Ditto.
8529 (clzhi2_abm): Ditto.
8530 (popcounthi2): Ditto.
8532 2008-08-22 Richard Guenther <rguenther@suse.de>
8536 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8537 if the multiplication does not overflow.
8539 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8541 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8543 2008-08-21 Richard Henderson <rth@redhat.com>
8545 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8546 spurrious comma from test.
8547 * configure: Rebuild.
8549 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8552 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8555 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8557 * c-tree.h (grokfield): New argument.
8558 * c-decl.c (grokfield): Handle new location argument.
8559 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8561 2008-08-21 Richard Guenther <rguenther@suse.de>
8563 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8565 2008-08-21 Jan Hubicka <jh@suse.cz>
8567 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8568 (cgraph_add_function_insertion_hook,
8569 cgraph_remove_function_insertion_hook,
8570 cgraph_call_function_insertion_hooks): New functions.
8571 * cgraph.h (cgraph_add_function_insertion_hook,
8572 cgraph_remove_function_insertion_hook,
8573 cgraph_call_function_insertion_hooks): Declare.
8574 * ipa-reference.c (function_insertion_hook_holder): New variable.
8575 (check_operand, look_for_address_of): When checking late, do not care
8576 about module bitmaps.
8577 (add_new_function): New function.
8578 (generate_summary): Register hooks; zero module bitmaps.
8579 (propagate): Unregister hooks.
8580 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8581 (add_new_function): New function.
8582 (generate_summary): Register hook.
8583 (propagate): Remove hook.
8585 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8587 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8588 * ipa-cp.c (ipcp_update_cloned_node): New function.
8589 (build_const_val): Handle functions correctly; bring type logic
8590 into sync with tree-inline.c
8591 (ipcp_init_stage): Take care of computing stuff needed by
8592 indirect inlining; update clones.
8593 (ipcp_generate_summary): Break out of ipcp_driver.
8594 (ipcp_driver): Do only execution and transformation.
8595 (pass_ipa_cp): Make IPA_PASS.
8596 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8598 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8599 ipcp, some info is already available.
8600 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8601 * tree-inline.c (remap_ssa_name): Unshare expression.
8603 2008-08-21 Richard Guenther <rguenther@suse.de>
8605 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8606 a PHI ask VN if it is already available.
8607 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8608 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8610 2008-08-21 Richard Guenther <rguenther@suse.de>
8613 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8614 makes sure to produce a result of the correct type.
8616 2008-08-21 Jan Hubicka <jh@suse.cz>
8617 Backport from LTO branch:
8619 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8620 Jan Hubicka <jh@suse.cz>
8623 (init_state, finish_state, set_function_state, generate_summary):
8625 (scan_stmt): Renamed from scan_function. Changed to keep state in
8626 local static vars rather than cgraph aux field.
8627 (propagate): Renamed from static_execute. Changed to keep state in
8628 local static vars rather than cgraph aux field.
8629 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8630 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8632 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8634 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8635 * ipa-reference.c (init_function_info, generate_summary,
8636 propagate): New functions.
8637 (analyze_function): Call init_function_info.
8638 (static_execute): Stripped into generate_summary and propagate.
8639 (pass_ipa_reference): Made into ipa_opt_pass.
8641 2008-08-21 Richard Guenther <rguenther@suse.de>
8643 PR tree-optimization/37181
8644 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8646 (extract_range_from_unary_expr): Likewise.
8648 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8650 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8652 * toplev.h (pedwarn_at): Likewise.
8653 * builtins.c: Update all calls to pedwarn.
8654 * c-lex.c: Likewise.
8655 * toplev.c: Likewise.
8656 * c-tree.h: Likewise.
8657 * c-decl.c: Likewise.
8658 * c-errors.c: Likewise.
8659 * c-typeck.c: Likewise.
8660 * c-common.c: Likewise.
8661 * c-parser.c: Likewise.
8663 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8666 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8667 with MODE_VECTOR_INT mode.
8669 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8672 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8673 initialized outside the current module.
8674 (warn_uninitialized_var): Ignore left-hand side when walking the
8675 trees. Ignore address expressions. Examine VUSE operands in gimple
8676 statements with a variable declaration on the right-hand side.
8678 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8681 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8683 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8686 * c-common.c (conversion_warning): Do not warn if applying bit-and
8687 operator to unsigned constant that fits in the target type.
8689 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8692 * c-common.c (conversion_warning): Do not warn for artificial
8695 2008-08-20 Richard Guenther <rguenther@suse.de>
8697 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8698 (extract_range_from_binary_expr): Fall back to constant propagation.
8699 (extract_range_from_unary_expr): Likewise.
8701 2008-08-20 Richard Guenther <rguenther@suse.de>
8703 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8704 with TREE_THIS_VOLATILE on shared nodes.
8705 (fold_stmt_r): Likewise.
8707 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8710 * c-parser.c (c_parser_attributes): For keywords use canonical
8711 spelling for attr_name.
8713 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8715 * value-prof.c (check_counter): Revert wrong call to error.
8717 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8719 * profile.c: Update calls to inform.
8720 * value-prof.c: Update calls to inform.
8722 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8724 * diagnostic.c (inform): Add an explicit location_t parameter.
8725 * toplev.h (inform): Update declaration.
8726 * builtins.c: Update all calls to inform.
8727 * c-common.c: Likewise.
8728 * c-decl.c: Likewise.
8729 * c-opts.c: Likewise.
8730 * c-pch.c: Likewise.
8731 * c-pragma.c: Likewise.
8732 * c-typeck.c: Likewise.
8733 * coverage.c: Likewise.
8735 * toplev.c: Likewise.
8736 * tree-cfg.c: Likewise.
8737 * tree-ssa.c: Likewise.
8739 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8743 V2DI mode, for SSE4.1, use movq instead of vector set if the
8744 second element is zero and inter-unit moves are OK.
8746 2008-08-20 Richard Guenther <rguenther@suse.de>
8748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8749 properly handle conversion/copy chains after tuplification.
8751 2008-08-20 Richard Guenther <rguenther@suse.de>
8753 * passes.c (init_optimization_passes): Move the second
8754 forwprop pass before alias computation. Remove the second
8755 DCE pass. Remove the first dominator and phi copy/const
8758 2008-08-20 Nick Clifton <nickc@redhat.com>
8760 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8761 support of this feature. Do not assume that a sufficiently new
8762 assembler will support the feature regardless of the target type.
8763 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8764 * configure: Regenerate.
8766 2008-08-20 Richard Guenther <rguenther@suse.de>
8768 * tree-vrp.c (found_in_subgraph): Remove.
8769 (live): New global static.
8770 (live_on_edge): New function.
8771 (blocks_visited): Remove.
8772 (register_edge_assert_for_2): Use live_on_edge.
8773 (find_conditional_asserts): Remove code dealing with
8774 found_in_subgraph. Do not walk the CFG.
8775 (find_switch_asserts): Likewise.
8776 (find_assert_locations_1): Renamed from find_assert_locations.
8777 Move finding assert locations for conditional and switch
8778 statements first. Update live bitmap. Do not walk the CFG.
8779 (find_assert_locations): New function.
8780 (insert_range_assertions): Remove entry of CFG walk.
8781 Adjust call to find_assert_locations.
8782 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8783 that only can appear because of fake exit edges but assert we
8784 never try to insert on those.
8785 (fini_pre): Do not remove fake exit edges here...
8786 (execute_pre): ...but here, before committing edge inserts.
8788 2008-08-19 Richard Guenther <rguenther@suse.de>
8790 * passes.c (init_optimization_passes): Exchange store-ccp
8793 2008-08-19 Rafael Espíndola <espindola@google.com>
8795 * varasm.c (weak_decls): Move earlier in the file.
8796 (assemble_external): Add weak decls to the weak_decls list.
8797 (declare_weak): Don't add decls to the weak_decls list.
8799 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8802 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8803 before (sse2_shufpd_<mode>).
8805 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8808 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8809 * tree.c (block_nonartificial_location): Likewise.
8811 2008-08-19 Richard Guenther <rguenther@suse.de>
8813 PR tree-optimization/35972
8814 PR tree-optimization/23094
8815 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8817 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8818 handle MISALIGNED_INDIRECT_REF.
8819 (get_ref_from_reference_ops): New helper.
8820 (vn_reference_lookup_pieces): Walk the use-def chain using the
8821 alias-oracle if requested.
8822 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8823 walking the use-def chain.
8824 (compute_avail): But not here.
8825 (create_component_ref_by_pieces_1): Properly handle
8826 MISALIGNED_INDIRECT_REF.
8827 (do_regular_insertion): Handle fully redundant
8828 expressions after PHI-translation also for SSA_NAME values, not
8829 only constants. Correctly use edoubleprime for that.
8831 2008-08-19 Ira Rosen <irar@il.ibm.com>
8833 * tree-vectorizer.c (supportable_widening_operation): Support
8834 multi-step conversion, return the number of steps in such conversion
8835 and the required intermediate types.
8836 (supportable_narrowing_operation): Likewise.
8837 * tree-vectorizer.h (vect_pow2): New function.
8838 (supportable_widening_operation): Change argument types.
8839 (supportable_narrowing_operation): Likewise.
8840 (vectorizable_type_promotion): Add an argument.
8841 (vectorizable_type_demotion): Likewise.
8842 * tree-vect-analyze.c (vect_analyze_operations): Call
8843 vectorizable_type_promotion and vectorizable_type_demotion with
8844 additional argument.
8845 (vect_get_and_check_slp_defs): Detect patterns.
8846 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8848 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8849 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8850 factor according to the smallest type in the loop.
8851 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8852 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8853 supportable_widening_operation with correct arguments.
8854 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8855 operands lists according to the number of vector statements in left
8856 or right node, if exists.
8857 (vect_gen_widened_results_half): Remove unused argument.
8858 (vectorizable_conversion): Call supportable_widening_operation,
8859 supportable_narrowing_operation, and vect_gen_widened_results_half
8860 with correct arguments.
8861 (vectorizable_assignment): Change documentation, support multiple
8863 (vectorizable_operation): Likewise.
8864 (vect_get_loop_based_defs): New function.
8865 (vect_create_vectorized_demotion_stmts): Likewise.
8866 (vectorizable_type_demotion): Support loop-aware SLP and general
8867 multi-step conversion. Call vect_get_loop_based_defs and
8868 vect_create_vectorized_demotion_stmts for transformation.
8869 (vect_create_vectorized_promotion_stmts): New function.
8870 (vectorizable_type_promotion): Support loop-aware SLP and general
8871 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8873 (vectorizable_store): Change documentation, support multiple
8875 (vectorizable_load): Likewise.
8876 (vect_transform_stmt): Pass SLP_NODE to
8877 vectorizable_type_promotion and vectorizable_type_demotion.
8878 (vect_schedule_slp_instance): Move here the calculation of number
8879 of vectorized statements for each node from...
8880 (vect_schedule_slp): ... here.
8881 (vect_transform_loop): Call vect_schedule_slp without the last
8884 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8887 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8888 to == in assert statement.
8889 (vectorizable_reduction): Fix typo.
8891 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8894 * value-prof.c (check_counter): Dereference pointer to overall
8895 count when printing it.
8897 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8899 * profile.h: Really add it.
8901 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8903 * mcf.c: Really add it.
8905 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8906 Vinodha Ramasamy <vinodha@google.com>
8908 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8910 * value-prof.c (check_counter): Fix the counter if
8911 flag_profile_correction is true.
8912 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8913 tree_mod_subtract_transform):
8914 Follow check_counter parameter change.
8915 * common.opt (fprofile-correction): New option.
8917 * profile.h: Likewise.
8918 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8919 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8920 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8922 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8923 flag_profile_correction is set.
8925 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8927 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8929 2008-08-18 Tomas Bily <tbily@suse.cz>
8931 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8932 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8934 * tree-data-ref.c (split_constant_offset_1): Likewise.
8935 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8936 * tree-sra.c (sra_walk_expr): Likewise.
8937 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8938 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8939 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8940 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8942 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8943 * tree-vect-transform.c (vectorizable_type_demotion)
8944 (vectorizable_type_promotion): Likewise.
8945 * tree-inline.c (expand_call_inline):
8946 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8947 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8948 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8949 * expr.c (expand_expr_real_1): Likewise.
8950 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8951 (gimple_assign_unary_useless_conversion_p): Likewise.
8952 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8953 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8954 * fold-const.c (fold_unary): Likewise.
8955 * tree.h (CONVERT_EXPR_P): Likewise.
8956 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8957 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8959 (register_edge_assert_for_2, extract_range_from_unary_expr)
8960 (register_edge_assert_for_1): Likewise.
8962 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8964 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8965 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8966 (enum real_value_const): Delete.
8967 (get_real_const): Delete.
8968 * real.c (get_real_const): Delete.
8969 (dconst_e_ptr): Define.
8970 (dconst_third_ptr): Define.
8971 (dconst_sqrt2_ptr): Define.
8972 * builtins.c: Update all callers.
8974 2008-08-18 Richard Guenther <rguenther@suse.de>
8976 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8977 statement iterator after statement removal.
8979 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8981 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8982 (detect_processor_freebsd): Likewise.
8983 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8985 2008-08-18 Richard Guenther <rguenther@suse.de>
8987 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8988 and loads have the correct types.
8990 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8993 * c-opts.c (cpp_opts): Remove static.
8994 * c-parser.c (cpp_opts): Declare it extern.
8995 (disable_extension_diagnostics): Handle cpp options.
8996 (enable_extension_diagnostics): Likewise.
8998 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9000 * diagnostics.c (permerror_at): Rename as permerror.
9001 (permerror): Delete.
9002 * toplev.h: Likewise.
9004 2008-08-18 Richard Guenther <rguenther@suse.de>
9006 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9007 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9008 Move call_cdce before build_alias. Move copyrename2,
9009 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9010 right after final inlining.
9011 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9012 (pass_build_cfg): But instead via TODO_dump_func.
9014 2008-08-18 Richard Guenther <rguenther@suse.de>
9016 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9018 (scalarize_init): If we failed to generate some initializers
9019 do not generate zeros for not instantiated members. Instead
9020 rely on the copy out.
9021 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9022 about missing flow-sensitive alias info only if we have
9025 2008-08-17 Nick Clifton <nickc@redhat.com>
9027 * doc/extend.texi (Function Attributes): Fix typo in description
9028 if hot function attribute.
9030 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9031 Richard Sandiford <rdsandiford@googlemail.com>
9033 * doc/install.texi (--with-mips-plt): Document.
9034 * doc/invoke.texi (-mplt, -mno-plt): Document.
9035 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9036 and handle ${with_mips_plt}.
9037 * config/mips/mips.opt (mplt): New option.
9038 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9039 (TARGET_ABICALLS_PIC2): Likewise.
9040 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9041 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9042 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9043 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9044 to decide whether to output ".option picX" directives.
9045 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9046 Pass -call_nonpic rather than -KPIC for -mplt.
9047 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9048 on the command line. Also remove it when -mabi=64 is used without
9050 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9051 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9052 TARGET_ABICALLS_PIC0.
9053 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9055 (mips16_build_function_stub): Only output ".option pic" directives
9056 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9057 (mips16_build_call_stub): Fix comment and remove redundant
9058 ".set at"/"set .noat" directives.
9059 (mips_function_rodata_section): Use the default behaviour for
9060 TARGET_ABSOLUTE_ABICALLS.
9061 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9062 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9063 (mips_restore_gp): Do nothing if the current function doesn't use
9065 (mips_expand_prologue): Only save $gp if the current function uses it.
9066 Use a normal move for TARGET_ABICALLS_PIC0.
9067 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9069 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9071 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9072 of function when handling GLOBAL_POINTER_REGNUM.
9074 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9077 * common.opt (-fstack-check): Do not declare the variable here.
9078 (-fstack-check=): New option variant.
9079 * doc/invoke.texi (Code Gen Options): Document it.
9080 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9081 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9082 (STACK_CHECK_STATIC_BUILTIN): New macro.
9083 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9084 * opts.c: Include expr.h.
9085 (common_handle_option) <OPT_fold_stack_check_>: New case.
9086 <OPT_fstack_check>: Likewise.
9087 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9088 consistently in the test for variable-sized types. Adjust for
9089 new behaviour of flag_stack_check.
9090 * explow.c: Include except.h.
9091 (allocate_dynamic_stack_space): Do not take into account
9092 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9093 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9094 for variable-sized parameters. Treat all parameters whose size is
9095 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9096 stack checking is enabled.
9097 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9098 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9099 if generic stack checking is enabled.
9100 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9101 * reload1.c (reload): Likewise.
9102 * stmt.c (expand_decl): Assert that all automatic variables have
9103 fixed size at this point and remove dead code.
9104 * flags.h (stack_check_type): New enumeration type.
9105 (flag_stack_check): Declare.
9106 * toplev.c (flag_stack_check): New global variable.
9107 * Makefile.in (opts.o): Add dependency on EXPR_H.
9108 (explow.o): Add dependency on except.h.
9110 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9112 * config/avr/avr.c (avr_override_options): Reduce value of
9113 PARAM_INLINE_CALL_COST.
9115 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9117 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9118 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9119 lieu of TYPE_MODE (type) throughout.
9121 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9123 * config/arm/arm.c (add_minipool_backward_ref): Check for
9124 8-byte-aligned entries in second case of forcing insertion after a
9125 particular entry. Change third case to avoid inserting
9126 non-8-byte-aligned entries before 8-byte-aligned ones.
9128 2008-08-15 Richard Guenther <rguenther@suse.de>
9130 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9131 strip components for unknown size accesses.
9133 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9135 * config/s390/2097.md New file.
9136 * config/s390/s390.md ("z10prop" attribute): Define none,
9137 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9138 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9139 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9140 possible values and apply them to insns as appropriate.
9141 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9142 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9143 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9144 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9145 ("bfp" mode attribute): Removed. Every occurence replaced
9147 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9148 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9151 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9154 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9157 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9159 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9160 additional argument. Support reduction when duplication is needed due
9161 to data-types of different sizes in the loop.
9162 (get_initial_def_for_induction): Fix printout.
9163 (vect_get_vec_def_for_stmt_copy): Support case where the
9164 vec_stmt_for_operand is a phi node.
9165 (vectorizable_reduction): Support reduction when duplication is needed
9166 due to data-types of different sizes in the loop.
9167 (vectorizable_call): Remove restriction to not vectorize in case we
9168 have data-types of different sizes in the loop.
9169 (vectorizable_conversion): Likewise.
9170 (vectorizable_operation): Likewise.
9171 (vectorizable_type_demotion): Likewise.
9172 (vectorizable_type_promotion): Likewise.
9173 (vectorizable_induction): Add restriction to not vectorize in case
9174 we have data-types of different sizes in the loop.
9176 2008-08-14 Christophe Saout <christophe@saout.de>
9177 Uros Bizjak <ubizjak@gmail.com>
9180 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9181 (*vec_concatv2di_rex64_sse4_1): Ditto.
9182 (*vec_concatv2di_rex64_sse): Ditto.
9184 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9187 * fold-const.c (fold_widened_comparison): Do not allow
9188 sign changes that change the result even if shorter type
9189 is wider than arg1_unw's type.
9191 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9193 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9194 Skip if the multilib testing specifies -march that does not
9195 agree with the one specified in the testcase.
9197 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9199 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9200 zero extend SImode values being converted to TFmode before passing
9203 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9205 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9206 __PPU__ when targeting the Cell/B.E. PPU processor.
9208 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9210 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9211 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9212 Rematerialize the static chain, if any.
9213 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9216 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9218 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9219 (new_loc_descr): Likewise.
9220 (add_loc_descr): Likewise.
9221 (size_of_loc_descr): Likewise.
9222 (size_of_locs): Likewise.
9223 (output_loc_operands): Likewise.
9224 (output_loc_sequence): Likewise.
9225 (new_reg_loc_descr): New.
9226 (build_cfa_loc): Use it.
9227 (build_cfa_aligned_loc): Likewise.
9228 (one_reg_loc_descriptor): Likewise.
9229 (based_loc_descr): Likewise.
9231 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9234 * doc/invoke.texi (Wmain): Update.
9235 * c-decl.c (start_decl): warn_main is only 0 or 1.
9236 (start_function): Likewise. Fix formatting.
9237 (finish_function): Delete redundant warning.
9238 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9239 * c-opts (c_common_handle_option): -Wall only has effect if
9240 warn_main is uninitialized. OPT_Wmain is automatically
9241 handled. -pedantic also enables Wmain.
9242 (c_common_post_options): Handle all logic for Wmain here.
9243 * c-common.c (warn_main): Delete.
9244 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9245 * c-common.h (warn_main): Delete.
9247 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9250 * expr.c (emit_group_store): Allocate stack temp with the
9251 largest alignment when copying from register to stack.
9253 2008-08-13 Richard Guenther <rguenther@suse.de>
9255 * tree.h (maybe_fold_offset_to_address): Declare.
9256 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9257 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9258 Likewise for POINTER_PLUS_EXPR.
9259 (maybe_fold_offset_to_reference): Enable disabled code.
9260 (maybe_fold_offset_to_address): New function.
9261 (fold_stmt_r): Use it.
9262 (fold_gimple_assign): Likewise.
9263 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9264 (gimplify_expr): Likewise.
9266 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9268 * toplev.h (pedwarn_at): Fix declaration.
9270 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9272 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9273 LINK_SPEC): Use %R in -Y P argument.
9275 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9278 * diagnostic.c (pedwarn_at): New.
9279 * toplev.h (pedwarn_at): Declare.
9280 * c-tree.h (build_enumerator): Update declaration.
9281 * c-decl.c (finish_enum): Update comment.
9282 (build_enumerator): Take a location parameter. Give a pedwarn but do
9283 not perform any conversion.
9284 * c-parser.c (c_parser_enum_specifier): Set correct location for
9287 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9290 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9291 expressions except for conversions to signed:1 bitfields. Handle
9292 COND_EXPR with constant operands.
9294 2008-08-13 Richard Guenther <rguenther@suse.de>
9296 PR tree-optimization/15255
9297 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9298 (struct oecount_s): New struct and VEC types.
9300 (oecount_hash): New function.
9301 (oecount_eq): Likewise.
9302 (oecount_cmp): Likewise.
9303 (zero_one_operation): New function.
9304 (build_and_add_sum): Likewise.
9305 (undistribute_ops_list): Perform un-distribution of multiplication
9306 and division on the chain of summands.
9307 (should_break_up_subtract): Also break up subtracts for factors.
9308 (reassociate_bb): Delete dead visited statements.
9309 Call undistribute_ops_list. Re-sort and optimize if it did something.
9310 * passes.c (init_optimization_passes): Move DSE before
9312 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9315 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9317 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9319 * doc/invoke.texi: Revert unintended checkin.
9321 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9324 * gcc.c (include_spec_function): Tweak call to find_a_file.
9326 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9329 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9330 and TRUTH_ORIF_EXPR.
9331 * dojump.c (do_jump): Likewise.
9333 PR tree-optimization/37084
9334 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9335 if id->regimplify, don't assume stmt is a cast assignment.
9337 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9339 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9341 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9344 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9347 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9349 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9350 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9352 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9353 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9354 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9355 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9356 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9358 * doc/tm.texi (Storage Layout): Remove documentation for
9359 TARGET_FLOAT_FORMAT.
9361 * simplify-rtx.c (simplify_binary_operation_1): Replace
9362 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9364 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9366 * real.h (struct real_format): New member has_sign_dependent_rounding.
9367 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9368 spu_single_format, ieee_double_format, mips_double_format,
9369 motorola_double_format, ieee_extended_motorola_format,
9370 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9371 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9372 mips_extended_format, ieee_quad_format, mips_quad_format,
9373 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9374 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9376 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9377 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9378 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9379 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9380 (ROUND_TOWARDS_ZERO): Likewise.
9382 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9383 (FLOAT_MODE_FORMAT): New macro.
9384 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9385 (MODE_COMPOSITE_P): ... this new macro.
9386 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9387 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9388 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9390 * flags.h: Include "real.h".
9392 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9393 REAL_MODE_FORMAT_COMPOSITE_P.
9394 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9396 * doc/tm.texi (Storage Layout): Remove documentation of
9397 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9398 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9399 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9400 they only apply to libgcc2.a.
9402 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9404 * config/spu/float_disf.c: New file.
9405 * config/spu/float_unsdisf.c: New file.
9406 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9407 (LIB2FUNCS_EXCLUDE): Define.
9409 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9410 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9412 * real.h (struct real_format): New member round_towards_zero.
9413 * real.c (round_for_format): Respect fmt->round_towards_zero.
9414 (ieee_single_format, mips_single_format, motorola_single_format,
9415 spu_single_format, ieee_double_format, mips_double_format,
9416 motorola_double_format, ieee_extended_motorola_format,
9417 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9418 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9419 mips_extended_format, ieee_quad_format, mips_quad_format,
9420 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9421 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9423 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9424 real_format to choose rounding mode when calling MPFR functions.
9425 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9426 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9428 * real.h (real_to_decimal_for_mode): Add prototype.
9429 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9430 Respect target rounding mode when generating decimal representation.
9431 (real_to_decimal): New stub for backwards compatibility.
9432 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9433 real_to_decimal_for_mode instead of real_to_decimal.
9435 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9437 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9438 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9440 * real.c (spu_single_format): New variable.
9441 * real.h (spu_single_format): Declare.
9443 * config/spu/spu.c (spu_override_options): Install SFmode format.
9444 (spu_split_immediate): Use integer mode to operate on pieces of
9445 floating-point values in all cases.
9447 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9448 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9449 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9451 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9453 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9455 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9457 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9459 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9462 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9463 on the VAR_DECL instead of TYPE_READONLY on its type.
9465 2008-08-12 Ira Rosen <irar@il.ibm.com>
9467 * tree-vectorizer.c: Depend on langhooks.h.
9468 (supportable_widening_operation): Add two arguments. Support double
9470 (supportable_narrowing_operation): Likewise.
9471 * tree-vectorizer.h (supportable_widening_operation): Add two
9473 (supportable_narrowing_operation): Likewise.
9474 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9475 supportable_widening_operation with correct arguments.
9476 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9477 (vectorizable_type_demotion): Support double type conversions.
9478 (vectorizable_type_promotion): Likewise.
9479 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9481 2008-08-11 Michael Matz <matz@suse.de>
9483 * i386/i386.c (override_options): Move initialisation from
9484 flag_schedule_insns_after_reload to here from ...
9485 (optimization_options): ... here.
9487 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9489 PR rtl-optimization/36998
9490 * dwarf2out.c (compute_barrier_args_size_1,
9491 compute_barrier_args_size): Temporarily remove assertions.
9493 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9496 * tree-ssa.c (struct walk_data): Add new flag
9497 warn_possibly_uninitialized.
9498 (warn_uninitialized_var): Use it.
9499 (warn_uninitialized_vars): New.
9500 (execute_early_warn_uninitialized): Call it.
9501 (execute_late_warn_uninitialized): Likewise.
9503 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9506 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9509 2008-08-09 Jan Hubicka <jh@suse.cz>
9512 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9514 (expand_fix): Be prepared for expansion to fail.
9515 (expand_sfix_optab): Remove instructions if expansion failed.
9517 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9519 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9521 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9522 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9524 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9526 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9527 mips/t-libgcc-mips16 to tmake_file.
9528 * config/mips/mips-protos.h (mips_call_type): New enum.
9529 (mips_pic_base_register, mips_got_load): Declare.
9530 (mips_restore_gp): Take an rtx argument.
9531 (mips_use_pic_fn_addr_reg_p): Declare.
9532 (mips_expand_call): Replace the sibcall_p argument with
9533 a mips_call_type argument. Add a lazy_p parameter.
9534 (mips_split_call): Declare.
9535 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9536 (MIPS16_PIC_TEMP): Likewise.
9537 (reg_class): Delete M16_NA_REGS.
9538 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9539 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9540 (mips_split_hi_p): Declare.
9541 * config/mips/mips.c (mips_split_hi_p): New array.
9542 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9543 (mips_got_symbol_type_p): New function.
9544 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9545 (mips16_stub_function_p): New function.
9546 (mips16_local_function_p): Likewise.
9547 (mips_use_pic_fn_addr_reg_p): Likewise.
9548 (mips_cannot_force_const_mem): Return false for HIGHs.
9549 Extend CONST_INT and symbolic handling to MIPS16, using
9550 mips_symbol_insns to check that the base symbol type is a
9551 legitimate constant. Reject GOT-based constants if
9552 TARGET_MIPS16_PCREL_LOADS.
9553 (mips_const_insns): Check targetm.cannot_force_const_mem when
9554 decomposing a symbolic base and a large offset.
9555 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9556 When calling a function that needs $25 from MIPS16 code,
9557 move the target address into $25 separately and add a USE
9559 (mips16_gp_pseudo_reg): Insert the initializer immediately
9560 before the first real insn.
9561 (mips_pic_base_register, mips_got_load): New functions.
9562 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9563 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9564 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9565 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9566 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9567 also passing NULL_RTX rather than const0_rtx as the aux argument.
9568 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9569 instead of TARGET_EXPLICIT_RELOCS.
9570 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9571 (mips_load_call_address): Replace the sibcall_p argument with
9572 a mips_call_type argument. Use mips_got_load.
9573 (mips16_local_alias): New structure.
9574 (mips16_local_aliases): New variable.
9575 (mips16_local_aliases_hash): New function.
9576 (mips16_local_aliases_eq): Likewise.
9577 (mips16_local_alias): Likewise.
9578 (mips16_stub_function): Likewise.
9579 (mips16_build_function_stub): Create a local alias for the target
9580 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9581 .cpload directive and an R_MIPS_NONE relocation for the target
9582 function, then load the alias rather than the function itself.
9583 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9584 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9585 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9586 (mips16_build_call_stub): Replace the FN parameter with an
9587 FN_PTR parameter. Force the address into a register if it
9588 isn't a call_insn_operand; don't rely on the caller to do this.
9589 If a call to a locally-defined and locally-binding MIPS16
9590 function must be made indirectly, redirect the call to the
9591 function's local alias. Use mips16_stub_function_p,
9592 mips16_stub_function, mips_expand_call and use_reg.
9593 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9594 Use explicit %hi and %lo accesses where possible.
9595 Use MIPS_CALL to generate the correct code form of a
9596 jal instruction. Add clobbers of $18 instead of uses.
9597 Update the call to mips_emit_call_insn.
9598 (mips_expand_call): Replace the SIBCALL_P argument with a
9599 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9600 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9601 allowing it to modify the call address. Update the calls to
9602 mips_load_call_address and mips_emit_call_insn.
9603 (mips_split_call): New function.
9604 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9605 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9606 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9607 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9608 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9610 (mips_cprestore_slot): New function.
9611 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9612 and use mips_cprestore_slot.
9613 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9615 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9616 then use a copygp_mips16 instruction to set up $28.
9617 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9618 (mips16_lay_out_constants): Call split_all_insns_noflow.
9619 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9620 false if TARGET_MIPS16.
9621 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9622 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9623 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9624 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9625 MIPS16 code. Allow MIPS16 o32 PIC.
9626 (mips_override_options): Allow MIPS16 o32 PIC.
9627 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9628 after reload if TARGET_USE_GOT.
9629 (UNSPEC_COPYGP): New constant.
9630 (length): Use a default length of 8 for MIPS16 GOT loads.
9631 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9632 (*got_page<mode>): Check mips_split_hi_p.
9633 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9634 (unspec_got<mode>, unspec_call<mode>): New expanders.
9635 (load_got<mode>, load_call<mode>): Remove the length attributes.
9636 Use a got attribute instead of a type attribute.
9637 (copygp_mips16): New insn.
9638 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9639 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9640 (sibcall, sibcall_value, call, call_value): Update the calls
9641 to mips_expand_call.
9642 (call_internal, call_value_internal): Use mips_split_call.
9643 (call_value_multiple_internal): Likewise.
9644 (call_split): Move after call_internal (the insn it is split from).
9645 (call_internal_direct, call_value_internal_direct): Turn into
9646 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9647 (call_direct_split, call_value_direct_split): New patterns.
9648 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9649 and use M16_REGS instead of M16_NA_REGS.
9650 * config/mips/predicates.md (const_call_insn_operand): Replace
9651 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9652 mips_use_pic_fn_addr_reg_p check.
9653 (move_operand): Reject HIGHs if mips_split_hi_p.
9654 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9655 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9656 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9657 * config/mips/libgcc-mips16.ver: New file.
9658 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9659 $(srcdir)/config/mips/libgcc-mips16.ver.
9661 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9663 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9665 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9666 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9667 (mips16_cfun_returns_in_fpr_p): Likewise.
9669 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9671 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9672 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9673 rather than 4 to PC.
9675 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9677 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9678 (FUNCTION_PROFILER): Save the static chain pointer into $2
9679 beforehand and restore it aftewards.
9680 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9681 address directly into $25 and call the function through $25;
9682 do not clobber $3. Pad the DImode version to cover the space
9683 left by the deleted $25 <- $3 move.
9684 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9685 the removal of the $25 <- $3 move.
9686 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9687 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9689 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9690 Daniel Jacobowitz <dan@codesourcery.com>
9692 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9693 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9694 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9695 * config/mips/mips.c (mips_start_function_definition): New function.
9696 (mips_end_function_definition): Likewise.
9697 (mips_output_function_prologue): Use mips_start_function_definition.
9698 (mips_output_function_epilogue): Use mips_end_function_definition.
9699 (build_mips16_function_stub): Use mips_start_function_definition
9700 and mips_end_function_definition.
9701 (build_mips16_call_stub): Likewise.
9703 2008-08-09 Richard Guenther <rguenther@suse.de>
9705 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9706 * gimple.h (gimple_call_fn): Adjust comment.
9707 (gimple_call_set_fndecl): New function.
9708 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9709 longer having bare FUNCTION_DECL operand.
9710 (gimple_call_return_type): Likewise.
9711 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9713 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9714 (gimple_mod_pow2): Likewise.
9715 (gimple_mod_subtract): Likewise.
9716 (gimple_ic): Likewise.
9717 (gimple_stringop_fixed_value): Likewise.
9718 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9719 longer having bare FUNCTION_DECL operand.
9720 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9721 * omp-low.c (optimize_omp_library_calls): Likewise.
9722 * cgraphunit.c (update_call_expr): Likewise.
9723 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9724 (execute_convert_to_rsqrt): Likewise.
9725 * cfgexpand.c (gimple_to_tree): Simplify.
9726 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9727 bare FUNCTION_DECL operand.
9728 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9729 (convert_gimple_call): Use gimple_call_fndecl.
9730 * c-common.c (c_warn_unused_result): Likewise.
9732 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9735 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9736 (c_finish_return): Likewise.
9737 (c_start_case): Likewise.
9738 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9739 * c-parser.c (c_parser_condition): New. Call
9740 verify_sequence_points.
9741 (c_parser_paren_condition): Call c_parser_condition.
9742 (c_parser_for_statement): Call c_parser_condition.
9744 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9747 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9748 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9749 Moved from diagnostic.h
9750 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9752 (emit_diagnostic): New.
9753 (warning0, pedwarn0): Delete.
9754 (warning, warning_at, pedwarn, permerror): Return bool.
9755 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9756 Moved to diagnostic.c.
9757 (struct diagnostic_context): Use correct type for
9758 classify_diagnostic.
9759 (diagnostic_report_diagnostic): Update declaration.
9760 (emit_diagnostic): Declare.
9761 * errors.c (warning): Return bool.
9762 * errors.h (warning): Update declaration.
9763 * toplev.h (warning0, pedwarn0): Delete.
9764 (warning, warning_at, pedwarn, permerror): Return bool.
9765 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9766 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9767 inform. Update all calls.
9768 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9769 before giving informative note.
9770 (implicit_decl_warning): Likewise.
9771 * c-typeck.c (build_function_call): Likewise.
9772 * tree-sssa.c (warn_uninit): Likewise.
9773 * builtins.c (gimplify_va_arg_expr): Likewise.
9775 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9778 * doc/invoke.texi (-Wextra): Move warning from here...
9779 (-Wuninitialized): ... to here.
9781 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9784 * flags.h (set_Wunused): Delete
9785 * toplev.c (process_options): Handle Wunused flags here.
9786 * opts.c (maybe_warn_unused_parameter): Delete.
9787 (common_handle_option): Replace set_Wunused by warn_unused.
9788 (set_Wextra): Do not handle Wunused-parameter here.
9789 (set_Wunused): Delete.
9790 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9792 * common.opt (Wunused): Add Var and Init.
9793 (Wunused-function): Likewise.
9794 (Wunused-label): Likewise.
9795 (Wunused-parameter): Likewise.
9796 (Wunused-value): Likewise.
9797 (Wunused-variable): Likewise.
9799 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9801 * doc/invoke.texi: Add cpu_type power7.
9802 * config.in (HAVE_AS_VSX): New.
9803 * config.gcc: Add cpu_type power7.
9804 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9806 * configure: Regenerate.
9807 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9809 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9810 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9811 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9813 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9815 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9816 type to vectorize.builtin_conversion.
9817 (vectorizable_conversion): Likewise.
9818 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9819 integral type as input.
9820 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9822 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9823 and ALTIVEC_BUILTIN_VCTSXS.
9824 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9827 2008-08-08 Richard Guenther <rguenther@suse.de>
9829 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9830 (surely_varying_stmt_p): Calls are varying only if they are
9831 non-builtin and not indirect or have no result.
9832 (ccp_fold): Re-instantiate code before the tuples merge.
9834 2008-08-08 Richard Guenther <rguenther@suse.de>
9836 PR tree-optimization/37056
9837 * gimple.h (gimple_assign_rhs_class): New helper function.
9838 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9839 unary operations properly.
9841 2008-08-07 Jan Hubicka <jh@suse.cz>
9843 * i386.h (ix86_size_cost): Declare.
9844 (ix86_cur_cost): New function macro.
9845 * i386.md (peepholes expanding size and splitters): Predicate by
9846 optimize_insn_for_speed_p.
9847 (peepholes reduce size and splitters): Predicate by
9848 optimize_insn_for_size_p.
9849 * i386.c (ix86_size_cost): Rename from ...
9850 (size_cost): This one.
9851 (override_options): Update.
9852 (decide_alg): Likewise.
9853 (ix86_expand_clear): Use RTL profile.
9854 (ix86_pad_returns): Use RTL profile.
9856 2008-08-07 Jan Hubicka <jh@suse.cz>
9858 * recog.c (split_all_insns): Set RTL profile
9859 (peephole2_optimize): Likewise.
9860 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9861 * combine.c (combine_instructions): Likewise.
9863 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9865 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9867 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9869 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9870 value in a6 after the set_frame_ptr insn.
9872 2008-08-07 Richard Henderson <rth@redhat.com>
9875 * gcc.c (cpp_options): Pass along -g*.
9877 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9879 * config/arm/arm.c (output_move_neon): Update comment describing
9880 big-endian vector layout.
9881 (arm_assemble_integer): Do not handle big-endian NEON vectors
9883 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9884 neon_vget_lane<mode>_sext_internal,
9885 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9886 element indices for big-endian.
9888 2008-08-07 Richard Henderson <rth@redhat.com>
9890 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9891 * configure, config.in: Rebuild.
9892 * debug.h (dwarf2out_do_cfi_asm): Declare.
9893 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9894 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9895 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9896 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9898 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9900 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9901 movv2si_internal): Combine into mov<mode>_internal.
9902 (movv2si_internal_2): Remove.
9904 2008-08-07 Jan Hubicka <jh@suse.cz>
9907 * i386.md (single stringop patterns): Enable unconditionally.
9909 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9912 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9914 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9915 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9917 * config/i386/sse.md (sse2_movq128): New.
9919 * doc/extend.texi: Document __builtin_ia32_movq128.
9921 2008-08-07 Richard Guenther <rguenther@suse.de>
9924 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9925 pointers can access anything.
9927 2008-08-06 Jan Hubicka <jh@suse.cz>
9929 * optabs.c (emit_unop_insn): Break out to ...
9930 (maybe_emit_unop_insn): ... this one.
9931 (expand_sfix_optab): Use maybe variant.
9932 * optabs.h (maybe_emit_unop_insn): Declare.
9934 * i386.md (mov0 patterns): Enable by default.
9935 (FP conversion expanders): Disable expansion of code expanding
9936 sequences when instruction should be optimized for size.
9937 (single strinop patterns): Enable when optimizing for size.
9938 (string expanders): Disable expanding of code expanding sequences
9939 when optimizning instruction for size.
9940 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9942 (ix86_fp_comparison_sahf_cost): Likewise.
9943 (ix86_expand_branch): Likewise.
9944 (ix86_expand_ashl_const): Likewise.
9945 (ix86_split_ashl): Likewise.
9946 (ix86_expand_strlen): Likewise.
9947 (ix86_emit_fp_unordered_jump): Likewie.
9949 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9951 * c-common.c: Fix typo.
9952 (c_common_reswords): Activate more C++ keyword warnings.
9954 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9956 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9959 * diagnostic.c (permerror_at): New.
9960 * toplev.h (permerror_at): Declare.
9962 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9963 Ira Rosen <irar@il.ibm.com>
9965 * tree-vect-transform.c (vect_model_simple_cost): Return
9966 immediately if stmt is pure SLP.
9967 (vect_model_store_cost): Ditto.
9968 (vect_model_load_cost): Ditto.
9969 (vectorizable_store): Remove PURE_SLP check before call
9970 to vect_model_store_cost.
9971 (vect_model_store_cost): When checking whether stmt describe
9972 strided access, add a check that it is not slp_node.
9974 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9977 * c-common.c (warn_for_sign_compare): New. Handle separately the
9978 case that 'constant' is zero.
9979 * c-typeck.c (build_binary_op): Move code to c-common.c
9981 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9983 * config/alpha/alpha.c (alpha_preferred_reload_class,
9984 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9985 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9986 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9987 * config/arm/arm.md: Likewise.
9988 * config/avr/avr-protos.h (preferred_reload_class,
9989 test_hard_reg_class, avr_simplify_comparison_p,
9990 out_shift_with_cnt, class_max_nregs): Likewise.
9991 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9992 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9993 preferred_reload_class, test_hard_reg_class): Likewise.
9994 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9995 bfin_memory_move_cost, bfin_secondary_reload,
9996 bfin_output_mi_thunk): Likewise.
9997 * config/crx/crx.c (crx_secondary_reload_class,
9998 crx_memory_move_cost): Likewise.
9999 * config/frv/frv-protos.h (frv_secondary_reload_class,
10000 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10001 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10002 frv_secondary_reload_class, frv_class_likely_spilled_p,
10003 frv_class_max_nregs): Likewise.
10004 * config/h8300/h8300.c (h8300_classify_operand,
10005 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10007 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10008 * config/ia64/ia64.c (ia64_preferred_reload_class,
10009 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10010 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10011 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10013 * config/m68hc11/m68hc11.c (preferred_reload_class,
10014 m68hc11_memory_move_cost): Likewise.
10015 * config/mcore/mcore.c (mcore_secondary_reload_class,
10016 mcore_reload_class): Likewise.
10017 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10018 mips_class_max_nregs, mips_cannot_change_mode_class,
10019 mips_preferred_reload_class, mips_secondary_reload_class,
10020 mips_output_mi_thunk): Likewise.
10021 * config/mmix/mmix.c (mmix_preferred_reload_class,
10022 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10024 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10026 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10027 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10028 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10029 * config/rs6000/rs6000.c (paired_expand_vector_init,
10030 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10031 compare_section_name, rs6000_memory_move_cost): Likewise.
10032 * config/s390/s390.c (s390_emit_compare_and_swap,
10033 s390_preferred_reload_class, s390_secondary_reload,
10034 legitimize_pic_address, legitimize_tls_address,
10035 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10036 s390_class_max_nregs): Likewise.
10037 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10038 * config/s390/s390.md: Likewise.
10039 * config/score/score-protos.h (score_secondary_reload_class,
10040 score_preferred_reload_class): Likewise.
10041 * config/score/score.c (score_preferred_reload_class,
10042 score_secondary_reload_class): Likewise.
10043 * config/score/score3.c (score3_output_mi_thunk,
10044 score3_preferred_reload_class, score3_secondary_reload_class,
10045 score3_hard_regno_mode_ok): Likewise.
10046 * config/score/score3.h (score3_preferred_reload_class,
10047 score3_secondary_reload_class): Likewise.
10048 * config/score/score7.c (score7_output_mi_thunk,
10049 score7_preferred_reload_class, score7_secondary_reload_class,
10050 score7_hard_regno_mode_ok): Likewise.
10051 * config/score/score7.h (score7_preferred_reload_class,
10052 score7_secondary_reload_class): Likewise.
10053 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10054 output_branchy_insn, add_constant, gen_block_redirect,
10055 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10056 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10057 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10058 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10059 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10060 xstormy16_preferred_reload_class): Likewise.
10061 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10062 xtensa_expand_atomic, override_options,
10063 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10065 * reorg.c (try_merge_delay_insns): Likewise.
10066 * tree.c (merge_dllimport_decl_attributes): Likewise.
10068 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10070 2008-08-06 Michael Matz <matz@suse.de>
10072 * Makefile.in (write_entries_to_file): Quote words.
10073 * gengtype.c: (read_input_line): Skip over leading white-space.
10075 2008-08-06 Marc Gauthier <marc@tensilica.com>
10077 * config.gcc: Match more processor names for Xtensa.
10078 * configure.ac: Likewise.
10079 * doc/install.texi (Specific): Likewise.
10080 * configure: Regenerate.
10082 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10084 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10085 * calls.c (avoid_likely_spilled_reg): Likewise.
10086 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10087 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10088 * config/i386/i386.c (ix86_expand_special_args_builtin,
10089 ix86_secondary_reload): Likewise.
10090 * except.c (struct eh_region, gen_eh_region_catch,
10091 remove_unreachable_regions, duplicate_eh_regions,
10092 assign_filter_values, build_post_landing_pads,
10093 sjlj_find_directly_reachable_regions, remove_eh_handler,
10094 reachable_next_level, foreach_reachable_handler,
10095 can_throw_internal_1, can_throw_external_1,
10096 collect_one_action_chain): Likewise.
10097 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10098 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10099 * function.c (update_temp_slot_address, instantiate_new_reg,
10100 instantiate_virtual_regs_in_rtx,
10101 instantiate_virtual_regs_in_insn): Likewise.
10102 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10103 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10104 gimplify_cleanup_point_expr): Likewise.
10105 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10106 * passes.c (next_pass_1): Likewise.
10107 * print-tree.c (print_node_brief, print_node): Likewise.
10108 * profile.c (branch_prob): Likewise.
10109 * tree-dump.c (dump_register): Likewise.
10110 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10112 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10113 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10114 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10115 copy_arguments_for_versioning, copy_static_chain): Likewise.
10116 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10117 add_new_name_mapping, register_new_name_mapping): Likewise.
10118 * tree-mudflap.c (mf_xform_derefs): Likewise.
10119 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10120 get_init_expr, combine_chains): Likewise.
10121 * tree-pretty-print.c (dump_generic_node): Likewise.
10122 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10123 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10124 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10125 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10127 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10129 PR middle-end/37010
10130 * calls.c (expand_call): Use the biggest preferred stack
10133 2008-08-06 Michael Matz <matz@suse.de>
10136 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10137 for reused reload, instead of overwriting them.
10139 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10141 PR middle-end/37009
10142 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10143 for incoming stack boundary.
10145 * function.c (assign_parm_find_entry_rtl): Update
10146 parm_stack_boundary.
10148 * function.h (rtl_data): Add parm_stack_boundary.
10150 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10151 parm_stack_boundary for incoming stack boundary.
10153 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10155 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10156 for unrepresentable subregs or treat them as equal to other regs
10157 or subregs with the same register number.
10159 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10161 PR middle-end/35432
10162 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10165 2008-08-06 Jan Hubicka <jh@suse.cz>
10167 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10168 frequencies might be hot.
10170 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10172 * reload.c (find_reloads): Force constants into literal pool
10173 also if they are wrapped in a SUBREG.
10175 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10178 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10179 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10180 Don't allow predicated instructions for data speculation.
10181 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10184 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10186 * haifa-sched.c (extend_global): Split to extend_global_data and
10187 extend_region_data. Update all uses.
10188 (extend_all): Rename to extend_block_data.
10190 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10192 * sched-rgn.c (new_ready): Check if instruction can be
10193 speculatively scheduled before attempting speculation.
10194 (debug_rgn_dependencies): Remove wrongful assert.
10196 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10198 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10200 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10202 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10203 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10204 va_size, and type_size.
10206 2008-08-04 Jason Merrill <jason@redhat.com>
10209 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10210 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10212 2008-08-05 Richard Henderson <rth@redhat.com>
10214 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10215 * configure: Rebuild.
10217 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10220 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10221 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10224 2008-08-05 Richard Henderson <rth@redhat.com>
10226 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10227 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10228 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10229 * common.opt (fdwarf2-cfi-asm): New.
10230 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10231 * config.in, configure: Rebuild.
10232 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10233 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10235 (dw2_force_const_mem): Externalize.
10236 * dwarf2asm.h: Update.
10237 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10238 generate a real label.
10239 (output_cfi_directive): New.
10240 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10241 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10242 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10244 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10245 (output_loc_operands_raw, output_loc_sequence_raw): New.
10246 (output_cfa_loc_raw): New.
10248 2008-08-05 Paul Brook <paul@codesourcery.com>
10250 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10251 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10252 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10253 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10254 * config/arm/arm.h (TARGET_VFPD32): Define.
10255 (TARGET_VFP3): Use TARGET_VFPD32.
10256 (fputype): Add FPUTYPE_VFP3D16.
10257 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10258 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10259 * config/arm/arm-cores.def: Add cortex-r4f.
10260 * config/arm/arm-tune.md: Regenerate.
10262 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10264 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10265 Reword some comments throughout the file.
10267 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10268 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10269 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10270 MFC_MIN_DMA_LIST_ELEMENTS.
10271 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10272 MFC_MAX_DMA_LIST_ELEMENTS.
10274 (MFC_START_ENABLE): Remove PPU-only define.
10275 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10276 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10278 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10279 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10280 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10281 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10282 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10283 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10284 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10286 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10287 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10288 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10289 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10291 (spu_read_machine_status): Fix typo.
10293 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10295 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10296 SUBREG of multi-word hard register.
10297 * config/spu/spu.c (valid_subreg): Likewise.
10298 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10300 2008-08-04 Richard Guenther <rguenther@suse.de>
10302 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10303 the candidate with the stripped base if that base is different
10304 from the original base even for offset zero.
10306 2008-08-04 Richard Guenther <rguenther@suse.de>
10308 PR middle-end/36691
10309 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10310 check for no_overflow.
10312 2008-08-04 Richard Guenther <rguenther@suse.de>
10314 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10316 2008-08-04 Paul Brook <paul@codesourcery.com>
10318 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10319 (arm_order_regs_for_local_alloc): New function.
10320 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10322 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10324 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10327 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10328 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10329 (ix86_expand_epilogue): Likewise.
10331 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10336 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10339 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10340 (*movv2sf_internal_rex64): Ditto.
10342 2008-08-03 Jan Hubicka <jh@suse.cz>
10344 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10345 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10346 * expmed.c (expand_smod_pow2): Likewise.
10348 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10351 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10352 alternative 0 of operand 1.
10353 (*vec_concatv2di_rex64_sse): Ditto.
10354 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10356 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10357 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10358 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10359 (*movv2sf_internal_rex64): Ditto.
10361 2008-08-02 Richard Guenther <rguenther@suse.de>
10364 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10365 (ssedoublesizemode): New mode attribute.
10366 (sse_shufps): Call gen_sse_shufps_v4sf.
10367 (sse_shufps_1): Macroize.
10368 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10369 (sse2_shufpd_1): Macroize.
10370 (vec_extract_odd, vec_extract_even): New expanders.
10371 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10372 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10373 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10374 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10375 (ix86_expand_vector_set): Likewise.
10376 (ix86_expand_reduc_v4sf): Likewise.
10378 2008-08-01 Doug Kwan <dougkwan@google.com>
10380 * matrix-reorg.c: Re-enable all code.
10381 (struct malloc_call_data): Change CALL_STMT to gimple type.
10382 (collect_data_for_malloc_call): Tuplify.
10383 (struct access_site_info): Change STMT to gimple type.
10384 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10385 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10386 (struct free_info): Change STMT to gimple type.
10387 (struct matrix_access_phi_node): Change PHI to gimple type.
10388 (get_inner_of_cast_expr): Remove.
10389 (may_flatten_matrices_1): Tuplify.
10390 (may_flatten_matrices): Ditto.
10391 (mark_min_matrix_escape_level): Ditto.
10392 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10393 (ssa_accessed_in_call_rhs): New
10394 (ssa_accessed_in_assign_rhs): New
10395 (record_access_alloc_site_info): Tuplify.
10396 (add_allocation_site): Ditto.
10397 (analyze_matrix_allocation_site): Ditto.
10398 (analyze_transpose): Ditto.
10399 (get_index_from_offset): Ditto.
10400 (update_type_size): Ditto.
10401 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10402 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10403 (analyze_accesses_for_phi_node): Tuplify.
10404 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10405 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10406 (analyze_matrix_accesses): Tuplify.
10407 (check_var_data): New call-back type for check_var_notmodified_p.
10408 (check_var_notmodified_p): Tuplify and use call-back struct to
10409 return statement found.
10410 (can_calculate_expr_before_stmt): Factor out statement related code
10412 (can_calculate_stmt_before_stmt): New.
10413 (check_allocation_function): Tuplify.
10414 (find_sites_in_func): Ditto.
10415 (record_all_accesses_in_func): Ditto.
10416 (transform_access_sites): Ditto.
10417 (transform_allocation_sites): Ditto.
10418 (matrix_reorg): Re-enable.
10419 (gate_matrix_reorg): Re-enable.
10421 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10423 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10424 for labels for which it hasn't been set yet. If it has been set,
10425 stop walking insns and continue with next worklist item.
10426 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10427 if the only BARRIER is at the very end of a function.
10429 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10431 * cfgexpand.c (expand_stack_alignment): Assert that
10432 stack_realign_drap and drap_rtx must match.
10434 * function.c (instantiate_new_reg): If DRAP is used to realign
10435 stack, replace virtual_incoming_args_rtx with internal arg
10438 2008-08-01 Richard Guenther <rguenther@suse.de>
10440 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10441 loop information only if we initialized it.
10442 (execute_pre): Call fini_pre with in_fre.
10443 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10444 if we do not unroll because we hit max-completely-peeled-insns.
10445 Use our estimation for consistency, do allow shrinking.
10447 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10449 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10450 with MIN_STACK_BOUNDARY.
10451 (ix86_update_stack_boundary): Likewise.
10452 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10455 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10456 (MIN_STACK_BOUNDARY): This.
10458 2008-08-01 Richard Guenther <rguenther@suse.de>
10460 PR middle-end/36997
10461 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10463 2008-08-01 Richard Guenther <rguenther@suse.de>
10465 PR tree-optimization/36988
10466 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10467 do not matter if that doesn't change volatile qualification.
10469 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10471 * configure.ac: Do not generate libada-mk. Do not subst
10472 host_cc_for_libada.
10473 * libada-mk.in: Remove.
10474 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10475 * configure: Regenerate.
10477 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10479 * tree-pass.h: Added comment about not dumping passes with name
10480 starting with star in struct opt_pass.
10481 * passes.c (register_dump_files_1): Don't do dump for a pass with
10482 name starting with star.
10483 * doc/passes.texi (Pass manager): Mention pass names and special
10484 meaning of star prefix to avoid dump.
10486 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10488 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10490 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10491 (ISA_MIPS64R2): New macro.
10492 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10493 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10494 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10495 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10496 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10497 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10498 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10499 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10500 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10501 Move up to keep list alphabetically sorted.
10502 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10503 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10505 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10506 (-march=@var{arch}): Add mips64r2.
10508 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10510 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10512 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10514 * expr.c (expand_assignment): Check for complete type.
10516 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10519 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10521 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10522 for stack alignment.
10524 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10526 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10528 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10529 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10531 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10533 PR rtl-optimization/36419
10534 * dwarf2out.c (barrier_args_size): New variable.
10535 (compute_barrier_args_size, compute_barrier_args_size_1): New
10537 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10538 if not called yet in the current function, use barrier_args_size
10539 array to find the new args_size value.
10540 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10542 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10545 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10548 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10551 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10552 (dwarf2out_stack_adjust): Use it.
10553 (dwarf2out_frame_debug_expr): Likewise.
10555 2008-07-31 Richard Guenther <rguenther@suse.de>
10557 PR tree-optimization/36978
10558 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10559 the generated condition.
10561 2008-07-31 Richard Guenther <rguenther@suse.de>
10563 * passes.c (init_optimization_passes): Always call
10564 pass_early_warn_uninitialized.
10565 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10566 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10567 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10569 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10572 * builtins.c (maybe_emit_free_warning): New function.
10573 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10574 maybe_emit_free_warning for BUILT_IN_FREE.
10577 * dwarf2out.c (get_context_die): New function.
10578 (force_decl_die, force_type_die): Use it.
10579 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10580 returns NULL, force generation of DW_TAG_typedef and put that into
10583 PR preprocessor/36649
10584 * c-pch.c (c_common_read_pch): Save and restore
10585 line_table->trace_includes across PCH restore.
10587 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10590 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10592 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10595 * final.c (call_from_call_insn): Handle COND_EXEC.
10597 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10599 * builtins.c (std_gimplify_va_arg_expr): Replace
10600 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10601 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10603 2008-07-30 Joey Ye <joey.ye@intel.com>
10604 H.J. Lu <hongjiu.lu@intel.com>
10606 * builtins.c (expand_builtin_setjmp_receiver): Replace
10607 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10608 (expand_builtin_apply_args_1): Likewise.
10609 (expand_builtin_longjmp): Need DRAP for stack alignment.
10610 (expand_builtin_apply): Likewise.
10612 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10613 instead of assign_stack_local to allow alignment reduction.
10615 * calls.c (emit_call_1): Need DRAP for stack alignment if
10617 (expand_call): Replace virtual_incoming_args_rtx with
10618 crtl->args.internal_arg_pointer.
10619 * stmt.c (expand_nl_goto_receiver): Likewise.
10621 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10622 alignment and store to stack_alignment_estimated and
10623 max_used_stack_slot_alignment.
10624 (expand_one_var): Likewise.
10625 (expand_stack_alignment): New function.
10626 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10627 and stack_alignment_estimated fields in rtl_data. Call
10628 expand_stack_alignment at end.
10630 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10631 (MAX_STACK_ALIGNMENT): Likewise.
10632 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10633 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10635 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10636 stack alignment when generating virtual registers.
10638 * function.c (assign_stack_local): Renamed to ...
10639 (assign_stack_local_1): This. Add a parameter to indicate
10640 if it is OK to reduce alignment.
10641 (assign_stack_local): Use it.
10642 (instantiate_new_reg): Instantiate virtual incoming args rtx
10643 to vDRAP if stack realignment and DRAP is needed.
10644 (assign_parms): Collect parameter/return type alignment and
10645 contribute to stack_alignment_estimated.
10646 (locate_and_pad_parm): Likewise.
10647 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10648 with crtl->args.internal_arg_pointer.
10650 * function.h (rtl_data): Add new field drap_reg,
10651 max_used_stack_slot_alignment, stack_alignment_estimated,
10652 stack_realign_needed, need_drap, stack_realign_processed and
10653 stack_realign_finalized.
10654 (stack_realign_fp): New macro.
10655 (stack_realign_drap): Likewise.
10657 * global.c (compute_regsets): Frame pointer is needed when
10658 stack is realigned. Can eliminate frame pointer when stack is
10659 realigned and dynamic realigned argument pointer isn't used.
10661 * reload1.c (update_eliminables): Frame pointer is needed
10662 when stack is realigned.
10663 (init_elim_table): Can eliminate frame pointer when stack is
10664 realigned and dynamic realigned argument pointer isn't used.
10666 * rtl.h (assign_stack_local_1): Declare new funtion.
10668 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10669 (TARGET_GET_DRAP_RTX): Likewise.
10670 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10671 TARGET_GET_DRAP_RTX.
10673 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10675 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10676 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10678 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10679 H.J. Lu <hongjiu.lu@intel.com>
10681 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10682 vdrap_reg, stack_realign and drap_reg_saved.
10683 (add_cfi): Don't allow redefining CFA when DRAP is used.
10684 (reg_save): Handle stack alignment.
10685 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10686 alignment. Don't generate DWARF information for (set fp sp)
10688 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10690 (int_loc_descriptor): Move prototype forward. Also define if
10691 DWARF2_UNWIND_INFO is true.
10692 (output_cfa_loc): Handle DW_CFA_expression.
10693 (build_cfa_aligned_loc): New.
10694 (based_loc_descr): Update assert for stack realign. For local
10695 variables, use sp+offset when stack is aligned without drap and
10696 fp+offset when stack is aligned with drap. For arguments, use
10697 cfa+offset when drap is used to align stack.
10699 2008-07-30 Joey Ye <joey.ye@intel.com>
10700 H.J. Lu <hongjiu.lu@intel.com>
10702 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10704 (ix86_gen_andsp): New.
10705 (ix86_user_incoming_stack_boundary): Likewise.
10706 (ix86_default_incoming_stack_boundary): Likewise.
10707 (ix86_incoming_stack_boundary): Likewise.
10708 (ix86_can_eliminate): Likewise.
10709 (find_drap_reg): Likewise.
10710 (ix86_update_stack_boundary): Likewise.
10711 (ix86_get_drap_rtx): Likewise.
10712 (ix86_finalize_stack_realign_flags): Likewise.
10713 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10714 (TARGET_GET_DRAP_RTX): Likewise.
10715 (override_options): Overide option value for new options.
10716 (ix86_function_ok_for_sibcall): Remove check for
10717 force_align_arg_pointer.
10718 (ix86_handle_cconv_attribute): Likewise.
10719 (ix86_function_regparm): Likewise.
10720 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10721 (ix86_va_start): Replace virtual_incoming_args_rtx with
10722 crtl->args.internal_arg_pointer.
10723 (ix86_select_alt_pic_regnum): Check DRAP register.
10724 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10725 (ix86_compute_frame_layout): Compute frame layout wrt stack
10727 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10728 (ix86_expand_prologue): Decide if stack realignment is needed
10729 and generate prologue code accordingly.
10730 (ix86_expand_epilogue): Generate epilogue code wrt stack
10731 realignment is really needed or not.
10733 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10734 (ABI_STACK_BOUNDARY): Likewise.
10735 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10736 (STACK_REALIGN_DEFAULT): Likewise.
10737 (INCOMING_STACK_BOUNDARY): Likewise.
10738 (MAX_STACK_ALIGNMENT): Likewise.
10739 (ix86_incoming_stack_boundary): Likewise.
10740 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10741 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10742 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10743 (machine_function): Remove force_align_arg_pointer.
10745 * config/i386/i386.md (BX_REG): New.
10746 (R13_REG): Likewise.
10748 * config/i386/i386.opt (mforce_drap): New.
10749 (mincoming-stack-boundary): Likewise.
10750 (mstackrealign): Add Init(-1).
10752 * config/i386/i386-protos.h (ix86_can_eliminate): New
10754 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10756 * doc/extend.texi: Update force_align_arg_pointer.
10758 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10761 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10762 (INCOMING_STACK_BOUNDARY): Likewise.
10763 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10764 (TARGET_GET_DRAP_RTX): Likewise.
10766 2008-07-30 Andreas Schwab <schwab@suse.de>
10768 PR rtl-optimization/36929
10769 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10770 add_insn_before and fix argument order.
10771 (replace_inc_dec_mem): Handle NULL rtx.
10773 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10775 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10777 (arm_compute_initial_elimination_offset): Use it.
10778 (arm_compute_save_reg_mask): Include static chain save slot when
10779 calculating alignment.
10780 (arm_get_frame_offsets): Ditto.
10781 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10782 that we can use to decrement the stack when the stack decrement
10783 could be too big for an immediate value in a single insn.
10784 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10786 2008-07-30 Richard Guenther <rguenther@suse.de>
10788 PR tree-optimization/36967
10789 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10790 Release defs of statements we remove.
10792 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10794 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10795 instead of NULL_RTVEC.
10797 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10801 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10804 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10806 * final.c (call_from_call_insn): New.
10807 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10809 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10811 * configure.ac: Substitute ADA_CFLAGS.
10812 * configure: Regenerate.
10813 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10814 * Makefile.in: Remove mention of X_* variables.
10815 * config/pa/x-ada-hpux10: Remove.
10816 * config/pa/x-ada: Remove.
10818 * doc/fragments.texi: Update.
10820 2008-07-30 Olivier Hainque <hainque@adacore.com>
10822 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10823 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10824 __dso_handle explicitly here.
10826 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10829 * c-typeck.c (build_binary_op): Encapsulate code into...
10830 * c-common.c (shorten_binary_op): ...this new function.
10831 (conversion_warning): Use the new function. Handle non-negative
10832 constant in bitwise-and.
10833 * c-common.h (shorten_binary_op): Declare.
10835 2008-07-30 Olivier Hainque <hainque@adacore.com>
10837 * scan.c (make_sstring_space): Add explicit conversions of
10838 allocator's return value.
10839 * fix-header.c (recognized_function): Likewise.
10841 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10843 * doc/cpp.texi: Update to GFDL 1.2.
10844 * doc/gcc.texi: Do not list GPL as Invariant Section.
10845 * doc/gccint.texi: Likewise. Update copyright years.
10846 * doc/install.texi: Update copyright years.
10848 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10851 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10852 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10854 2008-07-29 Jan Hubicka <jh@suse.cz>
10856 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10857 (grokdeclarator): Likewise.
10858 * langhooks.c (lhd_warn_unused_global_decl): Use
10859 DECL_DECLARED_INLINE_P.
10860 * print-tree.c (print_node): Remove DECL_INLINE check.
10862 2008-07-29 Richard Guenther <rguenther@suse.de>
10864 PR tree-optimization/36945
10865 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10866 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10867 Record invariant addresses un-decomposed.
10868 (copy_reference_ops_from_call): Record reference call
10869 arguments properly. Simplify.
10870 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10871 helper split out from ...
10872 (create_component_ref_by_pieces): ... here. Simplify.
10873 Prepare for recursive invocation for call arguments.
10874 (create_expression_by_pieces): Adjust call to
10875 create_component_ref_by_pieces.
10876 (compute_avail): Process operand 2 of reference ops.
10878 2008-07-29 Richard Guenther <rguenther@suse.de>
10880 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10882 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10884 * c-format.c (check_format_types): Revert unwanted checkin.
10886 2008-07-29 Jan Hubicka <jh@suse.cz>
10888 * flags.h (flag_really_no_inline): Remove.
10889 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10890 * toplev.c (flag_really_no_inline): Remove.
10891 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10892 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10893 (cgraph_decide_inlining_incrementally): Likewise.
10894 (compute_inline_parameters): Likewise.
10895 * opts.c (decode_options): Simplify.
10896 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10897 * common.opt (finline): Initialize to 1.
10898 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10900 2008-07-29 Jan Hubicka <jh@suse.cz>
10902 * predict.c (always_optimize_for_size_p): New function.
10903 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10904 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10905 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10907 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10908 * function.c (prepare_function_start): Set default profile.
10909 * function.h (rtl_data): Add maybe_hot_insn_p.
10910 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10911 (construct_exit_block): Likewise.
10912 (tree_expand_cfg): Likewise.
10914 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10915 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10916 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10917 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10920 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10923 * c-decl.c (merge_decls): Merge USED flags.
10925 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10927 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10928 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10929 next_stack, lab_false and lab_over trees.
10931 2008-07-28 Richard Guenther <rguenther@suse.de>
10933 PR tree-optimization/36957
10934 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10935 (useless_type_conversion_p): Remove.
10936 (types_compatible_p): Remove.
10937 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10938 (useless_type_conversion_p): Declare.
10939 (types_compatible_p): Declare.
10940 (gimple_expr_type): Return the base type only if it is
10941 trivially convertible to the subtype.
10943 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10945 * configure.ac: Use the m4_do macro to concatenate the warnings into
10946 one string in ACX_PROG_CC_WARNING_OPTS,
10947 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10948 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10949 * configure: Regenerate.
10951 2008-07-28 Richard Guenther <rguenther@suse.de>
10953 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10954 (insert_fake_stores): Remove.
10955 (realify_fake_stores): Likewise.
10956 (execute_pre): Remove dead code.
10957 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10958 (find_func_aliases): Deal with it here instead.
10959 Re-enable gcc_unreachable call.
10961 2008-07-28 Richard Guenther <rguenther@suse.de>
10963 Merge from gimple-tuples-branch.
10965 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10966 * gimple.def: New file.
10967 * gsstruct.def: Likewise.
10968 * gimple-iterator.c: Likewise.
10969 * gimple-pretty-print.c: Likewise.
10970 * tree-gimple.c: Removed. Merged into ...
10971 * gimple.c: ... here. New file.
10972 * tree-gimple.h: Removed. Merged into ...
10973 * gimple.h: ... here. New file.
10975 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10976 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10977 --enable-checking=gimple flag.
10978 * config.in: Likewise.
10979 * configure: Regenerated.
10981 * tree-ssa-operands.h: Tuplified.
10982 * tree-vrp.c: Likewise.
10983 * tree-loop-linear.c: Likewise.
10984 * tree-into-ssa.c: Likewise.
10985 * tree-ssa-loop-im.c: Likewise.
10986 * tree-dump.c: Likewise.
10987 * tree-complex.c: Likewise.
10988 * cgraphbuild.c: Likewise.
10989 * tree-ssa-threadupdate.c: Likewise.
10990 * tree-ssa-loop-niter.c: Likewise.
10991 * tree-pretty-print.c: Likewise.
10992 * tracer.c: Likewise.
10993 * gengtype.c: Likewise.
10994 * tree-loop-distribution.c: Likewise.
10995 * tree-ssa-loop-unswitch.c: Likewise.
10996 * cgraph.c: Likewise.
10997 * cgraph.h: Likewise.
10998 * tree-ssa-loop-manip.c: Likewise.
10999 * value-prof.c: Likewise.
11000 * tree-ssa-loop-ch.c: Likewise.
11001 * tree-tailcall.c: Likewise.
11002 * value-prof.h: Likewise.
11003 * tree.c: Likewise.
11004 * tree.h: Likewise.
11005 * tree-pass.h: Likewise.
11006 * ipa-cp.c: Likewise.
11007 * tree-scalar-evolution.c: Likewise.
11008 * tree-scalar-evolution.h: Likewise.
11009 * target.h: Likewise.
11010 * lambda-mat.c: Likewise.
11011 * tree-phinodes.c: Likewise.
11012 * diagnostic.h: Likewise.
11013 * builtins.c: Likewise.
11014 * tree-ssa-alias-warnings.c: Likewise.
11015 * cfghooks.c: Likewise.
11016 * fold-const.c: Likewise.
11017 * cfghooks.h: Likewise.
11018 * omp-low.c: Likewise.
11019 * tree-ssa-dse.c: Likewise.
11020 * ipa-reference.c: Likewise.
11021 * tree-ssa-uncprop.c: Likewise.
11022 * toplev.c: Likewise.
11023 * tree-gimple.c: Likewise.
11024 * tree-gimple.h: Likewise.
11025 * tree-chrec.c: Likewise.
11026 * tree-chrec.h: Likewise.
11027 * tree-ssa-sccvn.c: Likewise.
11028 * tree-ssa-sccvn.h: Likewise.
11029 * cgraphunit.c: Likewise.
11030 * tree-ssa-copyrename.c: Likewise.
11031 * tree-ssa-ccp.c: Likewise.
11032 * tree-ssa-loop-ivopts.c: Likewise.
11033 * tree-nomudflap.c: Likewise.
11034 * tree-call-cdce.c: Likewise.
11035 * ipa-pure-const.c: Likewise.
11036 * c-format.c: Likewise.
11037 * tree-stdarg.c: Likewise.
11038 * tree-ssa-math-opts.c: Likewise.
11039 * tree-ssa-dom.c: Likewise.
11040 * tree-nrv.c: Likewise.
11041 * tree-ssa-propagate.c: Likewise.
11042 * ipa-utils.c: Likewise.
11043 * tree-ssa-propagate.h: Likewise.
11044 * tree-ssa-alias.c: Likewise.
11045 * gimple-low.c: Likewise.
11046 * tree-ssa-sink.c: Likewise.
11047 * ipa-inline.c: Likewise.
11048 * c-semantics.c: Likewise.
11049 * dwarf2out.c: Likewise.
11050 * expr.c: Likewise.
11051 * tree-ssa-loop-ivcanon.c: Likewise.
11052 * predict.c: Likewise.
11053 * tree-ssa-loop.c: Likewise.
11054 * tree-parloops.c: Likewise.
11055 * tree-ssa-address.c: Likewise.
11056 * tree-ssa-ifcombine.c: Likewise.
11057 * matrix-reorg.c: Likewise.
11058 * c-decl.c: Likewise.
11059 * tree-eh.c: Likewise.
11060 * c-pretty-print.c: Likewise.
11061 * lambda-trans.c: Likewise.
11062 * function.c: Likewise.
11063 * langhooks.c: Likewise.
11064 * ebitmap.h: Likewise.
11065 * tree-vectorizer.c: Likewise.
11066 * function.h: Likewise.
11067 * langhooks.h: Likewise.
11068 * tree-vectorizer.h: Likewise.
11069 * ipa-type-escape.c: Likewise.
11070 * ipa-type-escape.h: Likewise.
11071 * domwalk.c: Likewise.
11072 * tree-if-conv.c: Likewise.
11073 * profile.c: Likewise.
11074 * domwalk.h: Likewise.
11075 * tree-data-ref.c: Likewise.
11076 * tree-data-ref.h: Likewise.
11077 * tree-flow-inline.h: Likewise.
11078 * tree-affine.c: Likewise.
11079 * tree-vect-analyze.c: Likewise.
11080 * c-typeck.c: Likewise.
11081 * gimplify.c: Likewise.
11082 * coretypes.h: Likewise.
11083 * tree-ssa-phiopt.c: Likewise.
11084 * calls.c: Likewise.
11085 * tree-ssa-coalesce.c: Likewise.
11086 * tree.def: Likewise.
11087 * tree-dfa.c: Likewise.
11088 * except.c: Likewise.
11089 * except.h: Likewise.
11090 * cfgexpand.c: Likewise.
11091 * tree-cfgcleanup.c: Likewise.
11092 * tree-ssa-pre.c: Likewise.
11093 * tree-ssa-live.c: Likewise.
11094 * tree-sra.c: Likewise.
11095 * tree-ssa-live.h: Likewise.
11096 * tree-predcom.c: Likewise.
11097 * lambda.h: Likewise.
11098 * tree-mudflap.c: Likewise.
11099 * ipa-prop.c: Likewise.
11100 * print-tree.c: Likewise.
11101 * tree-ssa-copy.c: Likewise.
11102 * ipa-prop.h: Likewise.
11103 * tree-ssa-forwprop.c: Likewise.
11104 * ggc-page.c: Likewise.
11105 * c-omp.c: Likewise.
11106 * tree-ssa-dce.c: Likewise.
11107 * tree-vect-patterns.c: Likewise.
11108 * tree-ssa-ter.c: Likewise.
11109 * tree-nested.c: Likewise.
11110 * tree-ssa.c: Likewise.
11111 * lambda-code.c: Likewise.
11112 * tree-ssa-loop-prefetch.c: Likewise.
11113 * tree-inline.c: Likewise.
11114 * tree-inline.h: Likewise.
11115 * tree-iterator.c: Likewise.
11116 * tree-optimize.c: Likewise.
11117 * tree-ssa-phiprop.c: Likewise.
11118 * tree-vect-transform.c: Likewise.
11119 * tree-object-size.c: Likewise.
11120 * tree-outof-ssa.c: Likewise.
11121 * cfgloop.c: Likewise.
11122 * system.h: Likewise.
11123 * tree-profile.c: Likewise.
11124 * cfgloop.h: Likewise.
11125 * c-gimplify.c: Likewise.
11126 * c-common.c: Likewise.
11127 * tree-vect-generic.c: Likewise.
11128 * tree-flow.h: Likewise.
11129 * c-common.h: Likewise.
11130 * basic-block.h: Likewise.
11131 * tree-ssa-structalias.c: Likewise.
11132 * tree-switch-conversion.c: Likewise.
11133 * tree-ssa-structalias.h: Likewise.
11134 * tree-cfg.c: Likewise.
11135 * passes.c: Likewise.
11136 * ipa-struct-reorg.c: Likewise.
11137 * ipa-struct-reorg.h: Likewise.
11138 * tree-ssa-reassoc.c: Likewise.
11139 * cfgrtl.c: Likewise.
11140 * varpool.c: Likewise.
11141 * stmt.c: Likewise.
11142 * tree-ssanames.c: Likewise.
11143 * tree-ssa-threadedge.c: Likewise.
11144 * langhooks-def.h: Likewise.
11145 * tree-ssa-operands.c: Likewise.
11146 * config/alpha/alpha.c: Likewise.
11147 * config/frv/frv.c: Likewise.
11148 * config/s390/s390.c: Likewise.
11149 * config/m32c/m32c.c: Likewise.
11150 * config/m32c/m32c-protos.h: Likewise.
11151 * config/spu/spu.c: Likewise.
11152 * config/sparc/sparc.c: Likewise.
11153 * config/i386/i386.c: Likewise.
11154 * config/sh/sh.c: Likewise.
11155 * config/xtensa/xtensa.c: Likewise.
11156 * config/stormy16/stormy16.c: Likewise.
11157 * config/ia64/ia64.c: Likewise.
11158 * config/rs6000/rs6000.c: Likewise.
11159 * config/pa/pa.c: Likewise.
11160 * config/mips/mips.c: Likewise.
11162 2008-07-28 Simon Baldwin <simonb@google.com>
11164 * c-pragma.c (handle_pragma_message): New function.
11165 (init_pragma): Register handle_pragma_message.
11166 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11169 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11171 PR tree-optimization/35252
11172 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11173 REALPART_EXPR to be considered as same load operation.
11175 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11177 PR tree-optimization/36830
11178 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11179 (expressions_equal_p): Return false if only one operand is null.
11181 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11183 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11184 version requirements.
11186 2008-07-26 Olivier Hainque <hainque@adacore.com>
11188 * collect2.c (symkind): New enum. Symbol kinds we care about.
11189 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11190 code and head comment accordingly.
11191 (scan_prog_file): Use symkind names instead of bare integers.
11193 2008-07-25 Jan Hubicka <jh@suse.cz>
11195 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11197 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11198 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11199 * dojump.c (clear_pending_stack_adjust): Likewise.
11200 * print-tree.c (print_node): Ignore DECL_INLINE.
11201 * tree-inline.c (inlinable_function_p): Likewise.
11203 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11205 * doc/extend.texi (hot attribute): Document that the hot attribute
11206 turns on -O3 for some ports.
11207 (cold attribute): Document that the cold attribute turns on -Os
11210 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11211 reflect function specific option support.
11213 * target.h (struct target_option_hooks): Add fields to say whether
11214 the cold attribute implies -Os and the hot attribute implies -O3.
11216 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11217 By default, do not turn on -Os for cold functions.
11218 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11219 not turn on -O3 for hot functions.
11221 * c-common.c (handle_hot_attribute): Use target hook to determine
11222 if hot functions should enable -O3.
11223 (handle_cold_attribute): Use target hook to determine if cold
11224 functions should enable -Os.
11226 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11227 (override_options): Move disable scheduling to
11228 optimization_options.
11229 (optimization_options): Disable scheduling here, not
11231 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11232 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11234 * config/ia64/ia64.c (ia64_override_options): Move setting
11235 scheduling flags to ia64_optimization_options.
11236 (ia64_optimization_options): Disable scheduling options here, and
11237 not in ia64_override_options.
11238 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11239 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11241 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11244 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11246 2008-07-25 Martin Jambor <mjambor@suse.cz>
11248 PR tree-optimization/36926
11249 * ipa-prop.c (ipa_analyze_call_uses): Call
11250 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11252 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11254 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11255 movv2si_internal): Add mem = reg alternative.
11257 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11260 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11261 DEFAULT_PCC_STRUCT_RETURN to 127.
11263 2008-07-24 Jan Hubicka <jh@suse.cz>
11265 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11266 (build_cgraph_edges): Likewise.
11267 * cgraph.c (cgraph_node): Do not update assembler hash.
11268 (cgraph_remove_node): Drop non-unit-at-a-time code.
11269 * tree-pass.h (pass_O0_always_inline): Remove.
11270 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11271 * toplev.c (process_options): Flag unit-at-a-time does not imply
11272 no section anchors.
11273 * cgraphunit.c: Update comments.
11274 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11275 (cgraph_assemble_pending_functions): Remove.
11276 (cgraph_reset_node): Drop non-unit-at-a-time code.
11277 (cgraph_finalize_function): Likewise.
11278 (cgraph_analyze_function): Likewise.
11279 (cgraph_finalize_compilation_unit): Likewise.
11280 (cgraph_expand_function): Likewise.
11281 (cgraph_optimize): Likesise.
11282 (save_inline_function_body): Likewise.
11283 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11284 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11285 * ipa-inline.c: Update comments.
11286 (enum inlining_mode): remove INLINE_SPEED.
11287 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11288 (cgraph_mark_inline_edge): Likewise.
11289 (try_inline): Likewise.
11290 (cgraph_decide_inlining_incrementally): Likewise.
11291 (cgraph_gate_inlining): Remove.
11292 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11293 (cgraph_gate_early_inlining): Likewise.
11294 (gate_inline_passes): Remove.
11295 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11296 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11297 pass_O0_always_inline): Remove.
11298 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11299 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11300 * opts.c (no_unit_at_a_time_default): Remove.
11301 (decode_options): Remove flag_unit_at_a_time reset and warning.
11302 * opts.h (no_unit_at_a_time_default): Remove.
11303 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11304 early in GNU dialect.
11305 (merge_decls): Update comment; drop unit-at-a-time check.
11306 (finish_decl): Likewise.
11307 (grok_declaration): Remove flag_inline_trees code.
11308 (finish_functions): Return on function returning non-void on all
11310 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11311 * cfgexpand.c (expand_one_static_var): Remove.
11312 (expand_one_var): Remove expand_one_static_var call.
11313 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11314 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11315 and flag_unit_at_a-time compatibility checks.
11316 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11317 * tree-inline.c (flag_inline_trees): Remove.
11318 (inlinable_function_p): Don't check it.
11319 (expand_call_inline): Remove non-unit-at-a-time code.
11320 * tree-inline.h (flag_inline_trees): Remove.
11321 * tree-optimize.c (execute_early_local_optimizations): Remove
11322 unit-at-a-time checks.
11323 (tree_rest_of_compilation): Likewise.
11324 * combine.c (setup_incoming_promotions): Likewise.
11325 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11326 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11327 * passes.c (pass_inline_parameters): Update comments; remove
11328 O0_alwaysinline pass.
11329 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11330 (execute_one_pass): Likewise.
11331 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11332 (ix86_function_sseregparm): Likewise.
11333 * arm.c (arm_function_in_section_p): Likewise.
11334 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11335 * varpool.c: Update comments.
11336 (decide_is_variable_needed): Remove unit-at-a-time checks.
11337 (varpool_finalize_decl): Likewise.
11339 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11341 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11342 to 2 instead of -1.
11343 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11345 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11347 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11348 imp symbol extension.
11350 2008-07-23 Ian Lance Taylor <iant@google.com>
11352 * tree-vrp.c (infer_value_range): Ignore asm statements when
11353 looking for memory accesses for -fdelete-null-pointer-checks.
11355 2008-07-24 Ben Elliston <bje@au.ibm.com>
11357 * config/spu/spu-c.c (__vector_keyword): New variable.
11358 (vector_keyword): Likewise.
11359 (spu_categorize_keyword): New function.
11360 (spu_macro_to_expand): Likewise.
11361 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11362 compiling an ISO C dialect.
11364 2008-07-24 Ben Elliston <bje@au.ibm.com>
11366 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11367 conventional usage.
11369 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11371 * configure: Regenerate.
11372 * configure.ac: Require texinfo 4.7.
11373 * doc/install.texi: Document texinfo 4.7 requirement.
11375 2008-07-23 Martin Jambor <mjambor@suse.cz>
11377 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11378 rather than for DECL_SAVED_TREE.
11379 * ipa-prop.c: Include diagnostic.h.
11380 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11382 (ipa_detect_param_modifications): Function rewritten from scratch.
11383 (ipa_compute_jump_functions): Changed accesses to modification flags.
11384 (ipa_free_node_params_substructures): Update flags destruction.
11385 (ipa_node_duplication_hook): Update flags duplication.
11386 (ipa_print_all_params_modified): Updated flag access.
11387 * ipa-prop.h (struct ipa_param_flags): New structure.
11388 (struct ipa_node_params): New field modification_analysis_done,
11389 modified_flags changed into param_flags.
11390 (ipa_is_ith_param_modified): Changed to use new flags.
11391 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11393 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11394 ipa-cp.c and split into two functions.
11395 (ipa_print_node_jump_functions): New function.
11396 (compute_scalar_jump_functions): New function.
11397 (type_like_member_ptr_p): New function.
11398 (compute_pass_through_member_ptrs): New function.
11399 (fill_member_ptr_cst_jump_function): New function.
11400 (determine_cst_member_ptr): New function.
11401 (compute_cst_member_ptr_arguments): New function.
11402 (ipa_compute_jump_functions): Complete rewrite.
11403 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11404 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11405 (struct ipa_member_ptr_cst): New structure.
11406 (union jump_func_value): New field member_cst.
11407 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11408 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11409 jump function types.
11410 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11411 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11412 instead of ipcp_print_all_jump_functions.
11413 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11414 only for replacable scalars.
11416 * doc/invoke.texi (Optimize options): Add description of
11417 -findirect-inlining.
11418 * common.opt (flag_indirect_inlining): New flag.
11419 * opts.c (decode_options): Set flag_indirect_inlining when
11422 * ipa-inline.c: Include ipa-prop.h.
11423 (inline_indirect_intraprocedural_analysis): New function.
11424 (inline_generate_summary): Allocate parameter and argument info
11425 structures, call inline_indirect_intraprocedural_analysis on each
11426 node when doing indirect inlining and deallocate indirect inlining
11427 data structures in the end.
11428 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11429 (free_all_ipa_structures_after_iinln): New function.
11430 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11432 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11434 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11435 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11436 of computing the frequency separately.
11437 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11438 of computing the frequency separately.
11439 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11440 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11441 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11442 (ipa_get_stmt_member_ptr_load_param): New function.
11443 (ipa_is_ssa_with_stmt_def): New function.
11444 (ipa_note_param_call): New function.
11445 (ipa_analyze_call_uses): New function.
11446 (ipa_analyze_stmt_uses): New function.
11447 (ipa_analyze_params_uses): New function.
11448 (ipa_free_node_params_substructures): Also free the param_calls linked
11450 (ipa_node_duplication_hook): Also duplicate the param_calls
11452 (ipa_print_node_param_flags): New function.
11453 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11454 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11455 * ipa-prop.h (struct ipa_param_flags): New field called.
11456 (struct ipa_param_call_note): New structure.
11457 (struct ipa_node_params): New fields param_calls and
11458 uses_analysis_done.
11459 (ipa_is_ith_param_called): New function.
11460 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11461 ipa_analyze_params_uses and dump parameter flags.
11463 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11464 ipa_propagate_indirect_call_infos if performing indirect inlining,
11465 pass a new parameter new_edges to it.
11466 (add_new_edges_to_heap): New fucntion.
11467 (cgraph_decide_inlining_of_small_functions): New vector
11468 new_indirect_edges for newly found indirect edges , call
11469 ipa_propagate_indirect_call_infos after inlining.
11470 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11471 inlining if performing indirect inlining. Call
11472 free_all_ipa_structures_after_iinln when doing so too.
11473 (inline_generate_summary): Do not call
11474 free_all_ipa_structures_after_iinln here.
11475 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11476 (print_edge_addition_message): New function.
11477 (update_call_notes_after_inlining): New function.
11478 (propagate_info_to_inlined_callees): New function.
11479 (ipa_propagate_indirect_call_infos): New function.
11480 * ipa-prop.h: Include cgraph.h
11481 (struct ipa_param_call_note): Fields reordered, new field processed.
11482 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11483 flag indirect_call.
11484 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11485 rediscovered call statements.
11486 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11487 (dump_cgraph_node): Dump also the indirect_call flag.
11488 (cgraph_clone_edge): Copy also the indirect_call flag.
11489 * tree-inline.c (copy_bb): Do not check for fndecls from call
11490 expressions, check for edge availability when moving clones.
11491 (get_indirect_callee_fndecl): New function.
11492 (expand_call_inline): If callee declaration is not apprent from
11493 the statement, try calling get_indirect_callee_fndecl. Do not
11494 issue warnings or call sorry when not inlinings an indirect edge.
11495 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11497 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11498 bit more frandly to matching.
11499 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11500 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11501 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11503 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11506 * opth-gen.awk: Suppress function specific features when building
11508 * optc-gen.awk: Ditto.
11510 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11513 * diagnostic.c (pedwarn): Add opt parameter.
11515 * c-tree.h (pedwarn_init): Add opt parameter.
11516 (pedwarn_c90): Likewise.
11517 (pedwarn_c99): Likewise.
11518 * c-errors.c (pedwarn_c99): Likewise.
11519 (pedwarn_c90): Likewise.
11520 * toplev.h (pedwarn): Update declaration.
11521 (pedwarn0): Declare.
11522 * c-lex.c: All calls to pedwarn changed.
11523 * builtins.c: All calls to pedwarn changed.
11524 * toplev.c: All calls to pedwarn changed.
11525 * c-decl.c: All calls to pedwarn changed.
11526 * c-typeck.c: All calls to pedwarn changed.
11527 * c-common.c: All calls to pedwarn changed.
11528 * c-parser.c: All calls to pedwarn changed.
11530 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11531 Karthik Kumar <karthikkumar@gmail.com>
11533 * attribs.c (file scope): Include c-common.h.
11534 (decl_attributes): Add support for #pragma GCC optimize and
11535 #pragma GCC option.
11537 * targhooks.c (default_can_inline_p): New function that is the
11538 default for the TARGET_CAN_INLINE_P target hook.
11540 * targhooks.h (default_can_inline_p): Add declaration.
11542 * tree.c (cl_optimization_node): New static tree for building
11543 OPTIMIZATION_NODE tree.
11544 (cl_target_option_node): New static tree for building
11545 TARGET_OPTION_NODE tree.
11546 (cl_option_hash_table): New hash table for hashing
11547 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11548 (cl_option_hash_hash): New function to provide the hash value for
11549 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11550 (cl_option_hash_eq): New function to provide an equality test for
11551 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11552 (tree_code_size): Add support for OPTIMIZATION_NODE and
11553 TARGET_OPTION_NODE trees.
11554 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11555 TARGET_OPTION_NODE trees.
11556 (build_optimization_node): Build a tree that has all of the
11557 current optimization options.
11558 (build_target_option_node): Build a tree that has the target
11559 options that might be changed on a per function basis.
11561 * tree.h (file scope): Include options.h.
11562 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11563 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11564 (TREE_OPTIMIZATION): Ditto.
11565 (TREE_TARGET_SPECIFIC): Ditto.
11566 (struct tree_function_decl): Add fields for remembering the
11567 current optimization options and target specific options.
11568 (struct tree_optimization_option): New tree variant that remembers
11569 the optimization options.
11570 (struct tree_target_option): New tree variant that remembers the
11571 target specific flags that might change for compiling a particular
11573 (union tree_node): Include tree_optimization_option and
11574 tree_target_option fields.
11575 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11576 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11577 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11578 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11579 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11580 optimization and target options.
11581 (optimization_default_node): New macro to refer to global_trees
11583 (optimization_current_node): Ditto.
11584 (optimization_cold_node): Ditto.
11585 (optimization_hot_node): Ditto.
11586 (target_option_default_node): Ditto.
11587 (target_option_current_node): Ditto.
11588 (current_option_pragma): Ditto.
11589 (current_optimize_pragma): Ditto.
11591 * target.h (struct gcc_target): Add valid_option_attribute_p,
11592 target_option_save, target_option_restore, target_option_print,
11593 target_option_pragma_parse, and can_inline_p hooks.
11595 * toplev.h (parse_optimize_options): Add declaration.
11596 (fast_math_flags_struct_set_p): Ditto.
11598 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11599 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11602 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11603 tree_can_inline_p hook to see if one function can inline another.
11604 (cgraph_decide_inlining): Ditto.
11605 (cgraph_decide_inlining_incrementally): Ditto.
11607 * opts.c (decode_options): Add support for running multiple times
11608 to allow functions with different target or optimization options
11609 than was specified on the command line.
11610 (fast_math_flags_struct_set_p): New function that is similar to
11611 fast_math_flags_set_p, except it uses the values in the
11612 cl_optimization structure instead of global variables.
11614 * optc-gen.awk: Add support for TargetSave to allow a back end to
11615 declare new fields that need to be saved when using function
11616 specific options. Include flags.h and target.h in the options.c
11617 source. Add support for Save to indicate which options can be set
11618 for individual functions. Generate cl_optimize_save,
11619 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11620 cl_target_option_restore, cl_target_option_print functions to
11621 allow functions to use different optimization or target options.
11623 * opt-functions.awk (var_type_struct): Return the type used for
11624 storing the field in a structure.
11626 * opth-gen.awk: Add support for TargetSave to allow a back end to
11627 declare new fields that need to be saved when using function
11628 specific options. Add support for Save to indicate which options
11629 can be set for individual functions. Only generate one extern for
11630 Mask fields. Generate cl_optimization and cl_target_option
11631 structures to remember optimization and target options.
11633 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11634 collecting new tree nodes.
11635 (TS_TARGET_OPTION): Ditto.
11637 * c-decl.c (merge_decls): Merge function specific target and
11638 optimization options.
11640 * function.c (invoke_set_current_function_hook): If the function
11641 uses different optimization options, change the global variables
11644 * coretypes.h (struct cl_optimization): Add forward reference.
11645 (struct cl_target_option): Ditto.
11647 * c-pragma.c (option_stack): New static vector to remember the
11648 current #pragma GCC option stack.
11649 (handle_pragma_option): New function to support #pragma GCC option
11650 to change target options.
11651 (optimize_stack): New static vector to remember the current
11652 #pragma GCC optimize stack.
11653 (handle_pragma_optimize): New function to support #pragma GCC
11654 optimize to change optimization options.
11655 (init_pragma): Add support for #pragma GCC optimize and #pragma
11658 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11659 optimization options.
11660 (TARGET_OPTION_NODE): New tree code for remembering certain target
11663 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11664 TARGET_OPTION_NODE trees.
11666 * common.opt (-O): Add Optimization flag.
11668 (-fmath-errno): Ditto.
11669 (-falign-functions): Add UInteger flag to make sure flag gets full
11670 int in cl_optimization structure.
11671 (-falign-jumps): Ditto.
11672 (-falign-labels): Ditto.
11673 (-falign-loops): Ditto.
11674 (-fsched-stalled-insns): Ditto.
11675 (-fsched-stalled-insns-dep): Ditto.
11677 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11679 (TARGET_OPTION_SAVE): Ditto.
11680 (TARGET_OPTION_RESTORE): Ditto.
11681 (TARGET_OPTION_PRINT): Ditto.
11682 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11683 (TARGET_CAN_INLINE_P): Ditto.
11684 (TARGET_INITIALIZER): Add new hooks.
11686 * tree-inline.c (tree_can_inline_p): New function to determine
11687 whether one function can inline another. Check if the functions
11688 use compatible optimization options, and also call the backend
11691 * tree-inline.h (tree_can_inline_p): Add declaration.
11693 * c-common.c (c_common_attribute): Add support for option and
11694 optimize attributes.
11695 (handle_option_attribute): Add support for the option attribute to
11696 allow the user to specify different target options for compiling a
11698 (handle_optimize_attribute): Add support for the optimize
11699 attribute to allow the user to specify different optimization
11700 options for compiling a specific function.
11701 (handle_hot_attribute): Turn on -O3 optimization for this one
11702 function if it isn't the default optimization level.
11703 (handle_cold_attribute): Turn on -Os optimization for this one
11704 function if it insn't the default optimization.
11705 (const_char_p): New const char * typedef.
11706 (optimize_args): New static vector to remember the optimization
11708 (parse_optimize_options): New function to set up the optimization
11709 arguments from either the optimize attribute or #pragma GCC optimize.
11711 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11712 (builtin_define_std): Ditto.
11714 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11715 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11716 (x86_64-*-*): Ditto.
11718 * Makefile.in (TREE_H): Add options.h.
11719 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11721 * doc/extend.texi (option attribute): Document new attribute.
11722 (optimize attribute): Ditto.
11723 (hot attribute): Document hot attribute sets -O3.
11724 (cold attribute): Document cold attribute sets -Os.
11725 (#pragma GCC option): Document new pragma.
11726 (#pragma GCC optimize): Ditto.
11728 * doc/options.texi (TargetSave): Document TargetSave syntax.
11729 (UInteger): Document UInteger must be used for certain flags.
11730 (Save): Document Save option to create target specific options
11731 that can be saved/restored on a function specific context.
11733 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11734 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11736 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11737 (TARGET_OPTION_SAVE): Ditto.
11738 (TARGET_OPTION_RESTORE): Ditto.
11739 (TARGET_OPTION_PRINT): Ditto.
11740 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11741 (TARGET_CAN_INLINE_P): Ditto.
11743 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11745 (-mfpmath=both): Ditto.
11747 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11748 Karthik Kumar <karthikkumar@gmail.com>
11750 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11751 (TARGET_POPCNT): Ditto.
11752 (TARGET_SAHF): Ditto.
11753 (TARGET_AES): Ditto.
11754 (TARGET_PCLMUL): Ditto.
11755 (TARGET_CMPXCHG16B): Ditto.
11756 (TARGET_RECIP): Move switch into target_flags.
11757 (TARGET_FUSED_MADD): Ditto.
11758 (ix86_arch_features): Make an unsigned char type.
11759 (ix86_tune_features): Ditto.
11760 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11761 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11762 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11764 * config/i386/i386.opt (arch): New TargetSave field to define
11765 fields that need to be saved for function specific option support.
11768 (branch_cost): Ditto.
11769 (ix86_isa_flags_explicit): Ditto.
11770 (tune_defaulted): Ditto.
11771 (arch_specified): Ditto.
11772 (-m128-long-double): Add Save flag to save option for target
11773 specific option support.
11775 (-maccumulate-outgoing-args): Ditto.
11776 (-malign-double): Ditto.
11777 (-malign-stringops): Ditto.
11778 (-mfancy-math-387): Ditto.
11779 (-mhard-float): Ditto.
11780 (-mieee-fp): Ditto.
11781 (-minline-all-stringops): Ditto.
11782 (-minline-stringops-dynamically): Ditto.
11783 (-mms-bitfields): Ditto.
11784 (-mno-align-stringops): Ditto.
11785 (-mno-fancy-math-387): Ditto.
11786 (-mno-push-args): Ditto.
11787 (-mno-red-zone): Ditto.
11788 (-mpush-args): Ditto.
11789 (-mred-zone): Ditto.
11791 (-msseregparm): Ditto.
11792 (-mstack-arg-probe): Ditto.
11804 (-mno-sse4): Ditto.
11807 (-mrecip): Move flag into target_flags.
11809 (-mno-fused-madd): Ditto.
11810 (-mfused-madd): Ditto.
11811 (-mabm): Move flag into ix86_isa_flags.
11818 * config/i386/i386-c.c: New file for #pragma support.
11819 (ix86_target_macros_internal): New function to #define or #undef
11820 target macros based when the user uses the #pragma GCC option to
11821 change target options.
11822 (ix86_pragma_option_parse): New function to add #pragma GCC option
11824 (ix86_target_macros): Move defining the target macros here from
11825 TARGET_CPU_CPP_BUILTINS in i386.h.
11826 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11827 defined, initialize any subtarget #pragmas.
11829 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11830 REGISTER_TARGET_PRAGMAS.
11832 * config/i386/t-i386: New file for x86 dependencies.
11833 (i386.o): Make dependencies mirror the include files used.
11834 (i386-c.o): New file, add dependencies.
11836 * config/i386/i386-protos.h (override_options): Add bool argument.
11837 (ix86_valid_option_attribute_tree): Add declaration.
11838 (ix86_target_macros): Ditto.
11839 (ix86_register_macros): Ditto.
11841 * config/i386/i386.c (ix86_tune_features): Move initialization of
11842 the target masks to initial_ix86_tune_features to allow functions
11843 to have different target options. Make type unsigned char,
11844 instead of unsigned int.
11845 (initial_ix86_tune_features): New static vector to hold processor
11846 masks for the tune variables.
11847 (ix86_arch_features): Move initialization of the target masks to
11848 initial_ix86_arch_features to allow functions to have different
11849 target options. Make type unsigned char, instead of unsigned int.
11850 (initial_ix86_arch_features): New static vector to hold processor
11851 masks for the arch variables.
11852 (enum ix86_function_specific_strings): New enum to describe the
11853 string options used for attribute((option(...))).
11854 (ix86_target_string): New function to return a string that
11855 describes the target options.
11856 (ix86_debug_options): New function to print the current options in
11858 (ix86_function_specific_save): New function hook to save the
11859 function specific global variables in the cl_target_option structure.
11860 (ix86_function_specific_restore): New function hook to restore the
11861 function specific variables from the cl_target_option structure to
11862 the global variables.
11863 (ix86_function_specific_print): New function hook to print the
11864 target specific options in the cl_target_option structure.
11865 (ix86_valid_option_attribute_p): New function hook to validate
11866 attribute((option(...))) arguments.
11867 (ix86_valid_option_attribute_tree): New function that is common
11868 code between attribute((option(...))) and #pragma GCC option
11869 support that parses the options and returns a tree holding the options.
11870 (ix86_valid_option_attribute_inner_p): New helper function for
11871 ix86_valid_option_attribute_tree.
11872 (ix86_can_inline_p): New function hook to decide if one function
11873 can inline another on a target specific basis.
11874 (ix86_set_current_function); New function hook to switch target
11875 options if the user used attribute((option(...))) or #pragma GCC
11877 (ix86_tune_defaulted): Move to static file scope from
11879 (ix86_arch_specified): Ditto.
11880 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11882 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11883 (OPTION_MASK_ISA_ABM_SET): Ditto.
11884 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11885 (OPTION_MASK_ISA_CX16_SET): Ditto.
11886 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11887 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11888 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11889 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11890 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11891 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11892 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11893 (struct ptt): Move to static file scope from override_options.
11894 (processor_target_table): Ditto.
11895 (cpu_names): Ditto.
11896 (ix86_handle_option): Add support for options that are now isa options.
11897 (override_options): Add support for declaring functions that
11898 support different target options than were specified on the
11899 command line. Move struct ptt, processor_target_table, cpu_names,
11900 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11901 Add bool argument. Fix up error messages so the appropriate error
11902 is given for either command line or attribute.
11903 (ix86_previous_fndecl): New static to remember previous function
11904 declaration to see if we need to change target options.
11905 (ix86_builtins_isa): New array to record the ISA of each builtin
11907 (def_builtin): Always create the builtin function, even if the
11908 current ISA doesn't support it.
11909 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11910 tests for those builtins.
11911 (ix86_init_builtins): Remove TARGET_MMX test for calling
11912 ix86_init_mmx_sse_builtins.
11913 (ix86_expand_builtin): If the current ISA doesn't support a given
11914 builtin, signal an error.
11915 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11916 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11917 (TARGET_OPTION_SAVE): Ditto.
11918 (TARGET_OPTION_RESTORE): Ditto.
11919 (TARGET_OPTION_PRINT): Ditto.
11920 (TARGET_CAN_INLINE_P): Ditto.
11922 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11924 * c-typeck.c (build_external_ref): Don't call assemble_external.
11925 * final.c (output_operand): Call assemble_external.
11927 2008-07-21 DJ Delorie <dj@redhat.com>
11929 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11930 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11932 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11934 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11935 original insn and splitter contents into ...
11936 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11937 flag_unsafe_math_optimizations. Add dummy scratch register.
11938 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11939 !flag_unsafe_math_optimizations. Returns number with next
11940 highest magnitude if this is still less or equal to the true
11941 quotient in magnitude.
11943 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11945 * Makefile.in: Replace toplev.h with TOPLEV_H.
11946 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11947 * c-lex.c (fe_file_change): Don't set in_system_header.
11948 * c-parser.c (c_token): Remove in_system_header.
11949 (c_lex_one_token): Don't set in_system_header.
11950 (c_parser_set_source_position_from_token): Don't set in_system_header.
11951 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11954 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11955 * flags.h (in_system_header): Remove.
11956 * function.c (saved_in_system_header): Remove.
11957 (push_cfun): Don't set in_system_header.
11958 (pop_cfun): Don't set in_system_header.
11959 (push_struct_function): Don't set in_system_header.
11960 * input.h (expanded_location): Add sysp.
11961 (in_system_header_at): New.
11962 (in_system_header): New.
11963 * toplev.c (in_system_header): Remove.
11964 * toplev.h: Include input.h
11966 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11967 * tree-ssa.c (warn_uninit): Call warning_at.
11968 (warn_uninitialized_var): Update calls to warn_uninit.
11969 (warn_uninitialized_phi): Update calls to warn_uninit.
11970 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11971 (expand_location): Initialize xloc.sysp.
11972 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11973 (tree_decl_with_vis): Remove in_system_header_flag.
11975 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11978 * recog.c (asm_operand_ok): Change the order of the extra
11979 memory constraint checks.
11981 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11984 * tree-switch-conversion.c (build_one_array): Call
11985 varpool_mark_needed_node and varpool_finalize_decl
11986 instead of assemble_variable.
11988 2008-07-19 Jan Hubicka <jh@suse.cz>
11990 * cgraph.c (cgraph_add_new_function): Do early local passes.
11991 * tree-nrv.c (gate_pass_return_slot): New gate.
11992 (pass_nrv): Add the gate.
11993 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11995 (coalesce_ssa_name): Coalesce SSA names.
11996 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11997 not optimizing so unused user vars remains visible.
11998 * common.opt (flag_tree_ter): Always enable by default.
11999 * tree-ssa-ter.c: Include flags.h
12000 (is_replaceable_p): Check that locations match; when aliasing
12001 is missing be conservative about loads.
12002 * tree-optimize.c (gate_init_datastructures): Remove.
12003 (pass_init_datastructures): New.
12004 * passes.c: Reorder passes so we always go into SSA.
12006 2008-07-19 Jan Hubicka <jh@suse.cz>
12008 * doc/extend.texi (flatten attribute): Remove note about
12010 * doc/invoke.texi (--combine): Likewise.
12011 (-finline-functions-called-once): Update levels when enabled.
12012 (-funit-at-a-time): Document new behaviour.
12013 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12014 -fno-section-anchors when disabled explicitly.
12015 (inline params): They are not ignored now.
12016 (precompiled headers): Remove unit-at-a-time as being incompatible.
12017 * opts.c (decode_options): Handle unit-at-a-time as alias;
12018 imply -fno-section-anchors when toplevel reorder is disabled
12020 * common.opt (ftoplevel-reorder): Set default value to 2.
12021 (funit-at-a-time): Set default value to 1.
12022 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12025 2008-07-19 Jan Hubicka <jh@suse.cz>
12027 * builtins.c (expand_builtin_int_roundingfn,
12028 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12031 2008-07-19 Richard Guenther <rguenther@suse.de>
12034 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12035 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12036 * tree-ssa-pre.c (get_expr_value_id): For newly created
12037 constant value-ids make sure to add the expression to its
12040 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12042 PR middle-end/36877
12043 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12044 return value of the builtin is ignored.
12046 2008-07-19 Olivier Hainque <hainque@adacore.com>
12048 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12049 bits, a C conformant malloc implementation has to provide.
12050 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12052 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12056 * reload.c (find_reloads_subreg_address): Only reload address if
12057 reloaded == 0, not for reloaded != 1.
12060 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12061 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12062 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12063 m32c_legitimize_reload_address.
12065 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12066 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12067 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12069 2008-07-19 Olivier Hainque <hainque@adacore.com>
12071 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12072 argument, saying whether nested array are to be collapsed
12073 into a single array type DIE with multiple subscripts.
12074 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12075 issues, centralize the nested array types collapsing control and
12076 disable the transformation for Ada.
12078 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12081 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12083 (x86_64_shift_adj_2): New expander.
12084 (x86_64_shift_adj_3): Ditto.
12085 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12086 to split TImode operands.
12087 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12088 (ix86_split_lshr): Ditto.
12090 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12092 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12093 and __CHAR32_TYPE__.
12094 * c-typeck.c (digest_init): Support char16_t and char32_t.
12095 (set_nonincremental_init_from_string): Idem.
12097 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12099 PR middle-end/36859
12100 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12101 PREFERRED_STACK_BOUNDARY.
12102 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12104 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12106 PR middle-end/36858
12107 * function.c (locate_and_pad_parm): Cap boundary earlier.
12109 2008-07-17 Julian Brown <julian@codesourcery.com>
12111 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12112 no-op for targets which don't use DLLs.
12114 2008-07-17 Martin Jambor <mjambor@suse.cz>
12116 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12117 that nodes are relevant by examining the node->analyzed flag.
12118 (ipcp_init_stage): Check which nodes are relevant, assert that the
12119 relevant ones are also required.
12120 (ipcp_propagate_stage): Check on the side arrays are properly
12122 (ipcp_print_all_jump_functions): Make sure not to touch any node
12123 that is not analyzed or an edge that does not have a corresponding
12124 entry in the on-the-side vectors.
12125 (ipcp_function_scale_print): Likewise.
12126 (ipcp_update_callgraph): Check that the node is relevant.
12127 (ipcp_insert_stage): Check that the node is relevant. Check there is
12128 an info for every node and edge.
12129 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12130 (ipa_print_all_tree_maps): Likewise and a new variable info.
12131 (ipa_print_all_params_modified): Likewise.
12132 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12134 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12137 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12139 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12141 PR rtl-optimization/36753
12142 * fwprop.c (use_killed_between): Don't shortcut
12143 single-definition global registers.
12145 2008-07-16 Jan Hubicka <jh@suse.cz>
12147 * cgraph.h (varpool_empty_needed_queue): Declare.
12148 * cgraphunit.c (output_in_order): Mark all variables as needed;
12150 * varpool.c (varpool_assemble_node): Update debug queue.
12151 (varpool_assemble_pending_decls): Don't do it here.
12152 (varpool_empty_needed_queue): New function.
12154 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12156 * recog.c (peephole2_optimize): Fix formatting.
12158 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12160 * c-pch.c (get_ident): Avoid C++ keywords.
12161 * combine-stack-adj.c (single_set_for_csa): Likewise.
12162 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12163 output_asm_insn): Likewise.
12164 * reload.c (push_secondary_reload, find_reusable_reload,
12165 push_reload, combine_reloads, find_reloads,
12166 debug_reload_to_stream): Likewise.
12167 * reload.h (struct reload): Likewise.
12168 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12169 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12170 emit_output_reload_insns): Likewise.
12171 * targhooks.c (default_secondary_reload): Likewise.
12172 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12174 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12176 * recog.c (validate_change_1, validate_change,
12177 validate_unshare_change, validate_replace_rtx_1, struct
12178 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12180 * reload.c (push_secondary_reload, secondary_reload_class,
12181 scratch_reload_class, find_valid_class, find_reusable_reload,
12182 push_reload, find_dummy_reload, find_reloads_address_1,
12183 find_reloads_address_part, find_equiv_reg): Likewise.
12184 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12185 choose_reload_regs): Likewise.
12186 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12188 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12189 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12190 * sched-rgn.c (concat_INSN_LIST): Likewise.
12191 * stor-layout.c (mode_for_size, mode_for_size_tree,
12192 smallest_mode_for_size): Likewise.
12194 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12196 * cfg.c (dump_reg_info): Avoid C++ keywords.
12197 * dwarf2asm.c (dw2_force_const_mem,
12198 dw2_asm_output_encoded_addr_rtx): Likewise.
12199 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12200 * expmed.c (expand_shift): Likewise.
12201 * global.c (find_reg): Likewise.
12202 * graph.c (draw_edge): Likewise.
12203 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12204 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12205 widen_clz, widen_bswap, expand_parity, expand_unop,
12206 emit_cmp_and_jump_insn_1): Likewise.
12207 * postreload.c (reload_cse_simplify_operands): Likewise.
12208 * ra.h (add_neighbor): Likewise.
12209 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12210 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12211 record_reg_classes, copy_cost, record_address_regs,
12212 invalid_mode_change_p): Likewise.
12213 * regrename.c (regrename_optimize, scan_rtx_reg,
12214 dump_def_use_chain, find_oldest_value_reg,
12215 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12217 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12219 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12220 MASK_POWERPC64 for power4 in previous commit.
12222 2008-07-16 Olivier Hainque <hainque@adacore.com>
12224 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12225 instead of bare conversion to cast const-ness away.
12227 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12229 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12230 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12231 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12232 (TARGET_FUNCTION_VALUE): Define.
12234 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12236 * config/rs6000/rs6000.c (processor_target_table): Add
12237 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12239 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12242 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12243 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12244 m32c_legitimize_reload_address.
12246 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12248 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12249 DECL_IN_SYSTEM_HEADER in sync.
12251 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12253 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12254 * tree-ssa-pre.c (pre_expr_eq): Ditto
12255 (get_constant_for_value_id): Take a type as an argument.
12256 (fully_constant_expression): Pass in type.
12257 (find_or_generate_expression): Short circuit constant case.
12258 (create_expression_by_pieces): Remove special casing of
12260 (do_regular_insertion): Short circuit constant case.
12261 (do_partial_partial_insertion): Ditto.
12263 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12266 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12268 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12270 * config/xtensa/libgcc-xtensa.ver: New file.
12271 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12273 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12275 * df-problems.c (df_set_note): Avoid C++ keywords.
12276 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12277 * dse.c (record_store, remove_useless_values): Likewise.
12278 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12279 gen_reg_rtx_offset, operand_subword, change_address_1,
12280 change_address, adjust_address_1, offset_address,
12281 widen_memory_access, emit_copy_of_insn_after): Likewise.
12282 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12283 * fwprop.c (should_replace_address, propagate_rtx_1,
12284 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12286 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12287 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12288 * lcm.c (compute_insert_delete, pre_edge_lcm,
12289 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12290 * lower-subreg.c (resolve_reg_notes): Likewise.
12291 * mode-switching.c (optimize_mode_switching): Likewise.
12293 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12295 * bt-load.c (add_btr_def, migrate_btr_def,
12296 branch_target_load_optimize): Avoid C++ keywords.
12297 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12299 * combine.c (subst, simplify_set, make_extraction,
12300 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12301 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12302 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12304 2008-07-15 Richard Guenther <rguenther@suse.de>
12306 PR middle-end/36369
12307 * c-common.c (strict_aliasing_warning): Do not warn for
12308 TYPE_REF_CAN_ALIAS_ALL pointers.
12309 (c_common_get_alias_set): may_alias types are not special.
12310 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12311 attribute and set can_ref_all accordingly.
12312 (build_reference_type_for_mode): Likewise.
12313 * doc/extend.texi (may_alias): Clarify.
12315 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12318 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12319 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12321 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12324 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12325 gcc_assert, instead call output_operand_lossage.
12327 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12329 * builtins.c (std_canonical_va_list): Treat structure based
12332 2008-07-15 Ben Elliston <bje@au.ibm.com>
12334 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12336 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12338 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12341 2008-07-14 Jan Hubicka <jh@suse.cz>
12343 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12344 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12345 fix predicates and constraints.
12346 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12347 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12349 2008-07-14 Doug Kwan <dougkwan@google.com>
12351 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12352 additional option file arm/eabi.opt.
12353 * config/arm/eabi.h (File): New configuration file for EABI targets.
12354 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12355 SUBSUBTARGET_EXTRA_SPECS.
12356 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12357 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12358 from STARTFILE_SPEC so that it can be referenced in an override.
12359 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12360 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12361 can be referenced in an override.
12362 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12363 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12364 so that it can be referenced in an override.
12365 (LINK_SPEC): Use BPABI_LINK_SPEC.
12366 * config/arm/eabi.opt (File): New.
12368 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12370 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12371 (FIXED_VALUE_H): New variable.
12372 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12373 input.h, fixed-value.h.
12374 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12375 (BASIC_BLOCK_H): Use $(BITMAP_H).
12376 (FUNCTION_H): Add varray.h.
12377 (IPA_REFERENCE_H): Use $(BITMAP_H).
12378 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12379 (DF_H): Use $(BITMAP_H).
12380 (GGC_H): Add statistics.h.
12381 (INSN_ADDR_H): New.
12382 (INSN_ATTR_H): Use it.
12383 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12385 (SYMTAB_H): Add $(OBSTACK_H).
12386 (CPP_INTERNAL_H): New.
12387 (TREE_DUMP_H): Add tree-pass.h.
12388 (TREE_FLOW_H): Use $(BITMAP_H)
12389 (PRETTY_PRINT_H): Use $(INPUT_H).
12390 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12393 (many object files): Fix lots of header dependencies throughout.
12395 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12397 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12399 (s-gtyp-input): Use them to write tmp-gi.list.
12400 (echo_to_gi.list): Remove.
12402 2008-07-14 Richard Guenther <rguenther@suse.de>
12404 * tree-ssa-sccvn.c (pre_info): Remove.
12405 (switch_to_PRE_table): Likewise.
12406 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12407 (set_hashtable_value_ids): Do not create value-ids for the
12409 (run_scc_vn): Remove double test. Remove bogus special-case
12410 in value-number printing.
12411 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12412 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12414 * tree-flow-inline.h (get_value_handle): Remove.
12415 * tree-flow.h (get_value_handle): Remove.
12417 2008-07-14 Martin Jambor <mjambor@suse.cz>
12419 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12420 in which we generate arithmetics is not a subrange.
12422 2008-07-14 Martin Jambor <mjambor@suse.cz>
12424 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12426 2008-07-14 Richard Guenther <rguenther@suse.de>
12428 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12430 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12433 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12434 reload for symbol refs moved to r0 with -fPIC.
12435 (legitimize_pic_address): Use the target register as temporary
12437 (emit_symbolic_move): Adjust comment.
12438 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12441 2008-07-14 Ben Elliston <bje@au.ibm.com>
12443 * c-common.h (C_CPP_HASHNODE): New macro.
12444 * coretypes.h (struct cpp_token): Forward declare.
12445 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12446 the context-sensitive keyword method.
12447 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12448 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12449 expand_bool_pixel): New.
12450 (altivec_categorize_keyword): New function.
12451 (init_vector_keywords): New function.
12452 (rs6000_macro_to_expand): Likewise.
12453 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12454 compiling an ISO C dialect.
12456 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12458 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12459 (create_expression_by_pieces): Fix typo.
12460 (do_regular_insertion): Use debug counter here too.
12462 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12465 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12466 CONST_OK_FOR_LETTER_P. All port-local users changed.
12467 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12468 implement Kp matching power-of-two.
12469 (CONSTRAINT_LEN): Define to match.
12470 * config/cris/cris.md: Replace all use of constraint K with Kc.
12471 ("*btst*): Use Kp for operand 0 of last alternative.
12473 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12476 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12479 2008-07-13 Jan Hubicka <jh@suse.cz>
12481 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12484 2008-07-13 Richard Guenther <rguenther@suse.de>
12486 PR middle-end/36811
12487 * langhooks.c (lhd_print_error_function): Deal with recursive
12490 2008-07-12 Jan Hubicka <jh@suse.cz>
12492 * cgraph.c (assembler_name_hash): New static var.
12493 (hash_node_by_assembler_name, eq_assembler_name): New.
12494 (cgraph_node_for_asm): Use hashtable.
12495 (cgraph_remove_node): Maintain hashtable.
12496 (change_decl_assembler_name): Sanity check that names are not changing
12497 after aliasing was processed.
12498 * cgraph.h (varpoon_node): Add next GGC marker.
12499 * tree.c (decl_assembler_name_equal): Constify.
12500 (decl_assembler_name_hash): New.
12501 * tree.h (decl_assembler_name_equal): Constify.
12502 (decl_assembler_name_hash): Update.
12504 2008-07-12 David Daney <ddaney@avtrex.com>
12506 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12507 sb1 and r5000 cpus.
12509 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12511 * doc/md.texi: Document the MIPS "v" constraint.
12512 * config/mips/mips.h (reg_class): Revert last change.
12513 (REG_CLASS_NAMES): Likewise.
12514 (REG_CLASS_CONTENTS): Likewise.
12515 * config/mips/mips.c (mips_regno_to_class): Likewise.
12516 * config/mips/constraints.md (v): Likewise, but add documentation.
12517 Add a comment to say that this constraint should not be used in
12520 2008-07-11 DJ Delorie <dj@redhat.com>
12522 * config/h8300/h8300.md (length): Fix branch offset limit.
12524 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12526 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12527 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12528 (avr_hard_regno_scratch_ok): New function.
12529 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12530 * config/avr/avr.md (all peepholes that request a scratch register):
12531 Remove avr_peep2_scratch_safe use.
12533 2008-07-11 Tom Tromey <tromey@redhat.com>
12534 Ian Lance Taylor <iant@google.com>
12536 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12537 (struct c_common_resword): Define.
12538 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12539 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12540 (c_common_reswords, num_c_common_reswords): Declare.
12541 * c-common.c (c_common_reswords): New global const array.
12542 (num_c_common_reswords): New const int.
12543 * c-parser.c (struct resword, reswords): Don't define.
12544 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12545 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12546 than reswords. If warning about C++ keywords, give them a special
12548 (c_lex_one_token): Warn about C++ keywords. Call
12549 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12550 (c_parser_external_declaration): Look for RID_xxx rather than
12551 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12552 (c_parser_statement_after_labels): Likewise.
12553 (c_parser_objc_class_instance_variables): Likewise.
12554 (c_parser_objc_class_declaration): Likewise.
12555 (c_parser_objc_try_catch_statement): Likewise.
12556 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12557 (declspecs_add_type): Likewise.
12559 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12561 * ggc-page.c (alloc_page):
12562 Substituting xmalloc, xcalloc with
12563 XNEWVEC and XCNEWVAR macros which add the
12566 2008-07-11 Richard Guenther <rguenther@suse.de>
12568 PR tree-optimization/36765
12569 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12570 aliases from HEAP vars to SMTs.
12572 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12574 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12575 * configure.ac (loose_warn): Move -Wc++-compat from here...
12576 (strict_warn): ...to here.
12577 * configure: Regenerate.
12579 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12581 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12582 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12583 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12584 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12585 excluding more specific h8300-*-* and sh-*-* targets.
12587 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12589 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12590 (eliminate): Ditto.
12591 (execute_pre): Call loop_optimizer_finalize in early exit.
12593 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12595 PR middle-end/36790
12596 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12597 uids in the bitmap, not just VAR_DECL uids.
12599 PR rtl-optimization/36419
12600 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12601 (combine_stack_adjustments_for_block): Call it if needed. Delete
12603 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12604 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12605 prologue sp adjustment.
12607 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12610 * opts.c (print_ignored_options): Report postponed diagnostics for
12611 unknown -Wno-* options as warnings, not errors.
12612 (postpone_unknown_option_error): Renamed to...
12613 (postpone_unknown_option_warning): ... this.
12615 2008-07-09 Doug Kwan <dougkwan@google.com>
12618 2008-07-08 Doug Kwan <dougkwan@google.com>
12620 * config/arm/arm.opt (mandroid): New option.
12621 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12622 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12624 (CC1PLUS_SPEC): Same.
12626 (STARTFILE_SPEC): Same.
12627 (ENDFILE_SPEC): Same.
12628 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12631 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12634 * config/mips/mips.h (reg_class): Remove V1_REG.
12635 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12636 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12637 instead of V1_REGS.
12638 (mips_get_tp): New function.
12639 (mips_legitimize_tls_address): Use it.
12640 * config/mips/constraints.md (v): Delete.
12641 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12642 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12643 After reload, split into a move and ...
12644 (*tls_get_tp_<mode>_split): ...this new instruction.
12646 2008-07-09 David Daney <ddaney@avtrex.com>
12648 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12650 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12652 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12653 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12655 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12656 htab_delete should be called. Don't free c.
12657 (lookup_tmp_var): Create temp_htab lazily.
12658 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12659 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12661 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12662 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12663 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12664 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12665 * tree-sra.c (generate_element_init): Likewise.
12666 * tree-mudflap.c (execute_mudflap_function_ops,
12667 execute_mudflap_function_decls): Likewise.
12668 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12669 * tree-gimple.h (struct gimplify_ctx): New type.
12670 (push_gimplify_context): Adjust prototype.
12672 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12674 * tree-ssa-pre.c (phi_translate_1): Update placement of
12675 add_to_value calls.
12677 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12679 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12680 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12681 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12682 * targhooks.c (default_hard_regno_scratch_ok): New function.
12683 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12684 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12685 * recog.c: Include "target.h".
12686 (peep2_find_free_register): Add check for global regs. Add target
12688 * Makefile.in (recog.o): Depend on target.h.
12690 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12692 * config/sh/sh.c (sh_canonical_va_list_type): New.
12693 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12695 2008-07-09 Raksit Ashok <raksit@google.com>
12697 * doc/invoke.texi (Option Summary): Mention new option
12698 -Wdisallowed-function-list=...
12699 (Warning Options): Document -Wdisallowed-function-list=...
12700 * common.opt (Wdisallowed-function-list=): New flag.
12701 * flags.h (warn_disallowed_functions): External definition of new
12702 boolean warning flag.
12703 (warn_if_disallowed_function_p): Declare new function.
12704 * opts.c (warning_disallowed_functions): New static variable.
12705 (warn_disallowed_functions): New boolean warning flag.
12706 (warn_if_disallowed_function_p): New function.
12707 (add_comma_separated_to_vector): Rename
12708 add_instrument_functions_exclude_list to this.
12709 (common_handle_option): Handle new option. Rename calls to
12710 add_instrument_functions_exclude_list into calls to
12711 add_comma_separated_to_vector.
12712 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12713 based on flag warn_disallowed_functions.
12715 2008-07-09 Christian Bruel <christian.bruel@st.com>
12717 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12718 instead of get_attr_length.
12720 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12722 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12724 * genemit.c (gen_insn): Likewise.
12725 * gengtype.c (note_def_vec): Likewise.
12726 * gengtype.h (note_def_vec): Likewise.
12727 * genoutput.c (struct data, output_insn_data, process_template,
12728 gen_expand, gen_split, note_constraint): Likewise.
12729 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12730 make_insn_sequence): Likewise.
12731 * gensupport.c (record_insn_name): Likewise.
12733 2008-07-08 Doug Kwan <dougkwan@google.com>
12735 * config/arm/arm.opt (mandroid): New option.
12736 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12737 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12739 (CC1PLUS_SPEC): Same.
12741 (STARTFILE_SPEC): Same.
12742 (ENDFILE_SPEC): Same.
12743 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12746 2008-07-08 Raksit Ashok <raksit@google.com>
12748 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12749 (set_storage_via_setmem): Fix expected_align parameter.
12750 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12751 missing from the list.
12752 * doc/md.texi (movmem): Explicitly state that expected alignment is
12753 to be expressed in bytes.
12754 (setmem): Explicitly state that expected alignment is to be expressed
12757 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12759 * reload.c (find_reloads_subreg_address): Do not require validity
12760 of address in original mode before reloading address.
12762 2008-07-07 Tianwei Sheng <tianweis@google.com>
12764 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12765 bounds array access.
12767 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12769 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12771 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12773 Fix PR tree-optimization/23455
12774 Fix PR tree-optimization/35286
12775 Fix PR tree-optimization/35287
12776 * Makefile.in (OBJS-common): Remove tree-vn.o.
12777 (tree-vn.o): Remove.
12778 * dbgcnt.def: Add treepre_insert debug counter.
12779 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12780 (debug_value_expressions): Ditto.
12781 (print_value_expressions): Ditto.
12782 * tree-pretty-print.c (dump_generic_node): Updated for
12783 VALUE_HANDLE removal.
12784 * tree-ssa-dom.c (record_equality): Ditto.
12785 (cprop_operand): Ditto.
12786 (lookup_avail_expr): Ditto.
12787 * tree-ssa-threadedge.c
12788 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12789 (simplify_control_stmt_condition): Ditto.
12790 * tree.c (tree_code_size): Ditto.
12791 (tree_node_structure): Ditto.
12792 (iterative_hash_expr): Ditto.
12794 * tree.h (VALUE_HANDLE_ID): Ditto.
12795 (VALUE_HANDLE_EXPR_SET): Ditto.
12796 (struct tree_value_handle): Ditto.
12797 (union tree_node): Ditto.
12798 * treestruct.def: Ditto.
12799 * tree-vn.c: Removed.
12800 * tree-ssa-pre.c: Rewritten entirely.
12801 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12802 (constant_value_ids): Ditto.
12803 (vn_nary_op_t): Moved to header.
12805 (vn_reference_op_t): Ditto
12806 (vn_reference_t): Ditto.
12807 (next_value_id): New variable.
12808 (VN_INFO): Add an assert.
12809 (vn_constant_eq): New function.
12810 (vn_constant_hash): Ditto.
12811 (get_or_alloc_constant_value_id): Ditto.
12812 (value_id_constant_p): Ditto.
12813 (vn_reference_compute_hash): De-staticify.
12814 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12815 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12816 (valueize_refs): Update opcode if it changes from ssa name to constant.
12817 (vn_reference_lookup_1): Add new argument.
12818 (vn_reference_lookup): Ditto.
12819 (vn_reference_lookup_pieces): New function.
12820 (vn_reference_insert): Add return type. Modify to deal with value ids.
12821 (vn_reference_insert_pieces): New function.
12822 (vn_nary_op_compute_hash): De-staticify.
12823 (vn_nary_op_eq): Ditto.
12824 (vn_nary_op_lookup_pieces): New function.
12825 (vn_nary_op_lookup): Add new argument.
12826 (vn_nary_op_insert_pieces): New function.
12827 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12828 (vn_phi_insert): Ditto.
12829 (visit_unary_op): Update for callee changes.
12830 (visit_binary_op): Ditto.
12831 (visit_reference_op_load): Ditto.
12832 (visit_reference_op_store): Ditto.
12833 (init_scc_vn): Init next_value_id, constant_to_value_id and
12834 constant_value_ids.
12835 (free_scc_vn): Free them.
12836 (set_hashtable_value_ids): New function.
12837 (run_scc_vn): Use it.
12838 (get_max_value_id): New function.
12839 (get_next_value_id): Ditto.
12840 (expressions_equal_p): Moved from tree-vn.c
12841 (sort_vuses): Ditto.
12842 (sort_vuses_heap): Ditto.
12843 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12845 * tree.c (iterative_hash_hashval_t): Made non-static
12846 * tree.h (iterative_hash_hashval_t): Declare it.
12848 2008-07-08 Martin Jambor <mjambor@suse.cz>
12850 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12851 instead of ipa_create_node_params.
12852 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12853 ipa_check_create_edge_args, free them with
12854 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12856 * ipa-prop.c: Include flags.h and tree-inline.h.
12857 (ipa_node_params_vector): New variable.
12858 (ipa_edge_args_vector): New variable.
12859 (edge_removal_hook_holder): New variable.
12860 (node_removal_hook_holder): New variable.
12861 (edge_duplication_hook_holder): New variable.
12862 (node_duplication_hook_holder): New variable.
12863 (ipa_detect_param_modifications): Check for presence of modified flags.
12864 (ipa_compute_jump_functions): Check for presence of jump functions.
12865 (ipa_free_edge_args_substructures): New function.
12866 (ipa_create_node_params): Removed.
12867 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12868 (ipa_free_node_params_substructures): New function.
12869 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12871 (ipa_edge_removal_hook): New function.
12872 (ipa_node_removal_hook): New function.
12873 (duplicate_array): New function.
12874 (ipa_edge_duplication_hook): New function.
12875 (ipa_node_duplication_hook): New function.
12876 (ipa_register_cgraph_hooks): New function.
12877 (ipa_unregister_cgraph_hooks): New function.
12878 (free_all_ipa_structures_after_ipa_cp): New function.
12880 * ipa-prop.h: Include vec.h.
12881 (ipa_node_params_t): New typedef with vector types for it.
12882 (ipa_edge_args_t): New typedef with vector types for it.
12883 (IPA_NODE_REF): Changed to access an on-the-side vector.
12884 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12885 (ipa_check_create_node_params): New function.
12886 (ipa_check_create_edge_args): New function.
12888 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12891 2008-07-07 Tom Tromey <tromey@redhat.com>
12893 * configure, config.in: Rebuilt.
12894 * configure.ac: Don't check for scandir or alphasort.
12896 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12898 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12899 types immediately after creating them.
12901 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12903 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12905 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12907 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12908 dump_constraint_graph.
12909 (dump_constraint_edge): New function.
12910 (dump_constraint_graph): New function.
12911 (debug_constraint_graph): New function.
12912 (dump_constraint): Removed useless comparison.
12913 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12914 (dump_constraint_graph): Declare.
12915 (debug_constraint_graph): Declare.
12916 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12918 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12920 * config/i386/i386.c (is_va_list_char_pointer): New.
12921 (ix86_va_start): Replace compare with ms_va_list_type_node
12922 by is_va_list_char_pointer.
12923 (ix86_gimplify_va_arg): Likewise.
12925 2008-07-07 Martin Jambor <mjambor@suse.cz>
12927 * cgraph.c (cgraph_edge_max_uid): New variable.
12928 (struct cgraph_edge_hook_list): New type.
12929 (struct cgraph_node_hook_list): New type.
12930 (struct cgraph_2edge_hook_list): New type.
12931 (struct cgraph_2node_hook_list): New type.
12932 (first_cgraph_edge_removal_hook): New variable.
12933 (first_cgraph_node_removal_hook): New variable.
12934 (first_cgraph_edge_duplicated_hook): New variable.
12935 (first_cgraph_node_duplicated_hook): New variable.
12936 (cgraph_add_edge_removal_hook): New function.
12937 (cgraph_remove_edge_removal_hook): New function.
12938 (cgraph_call_edge_removal_hooks): New function.
12939 (cgraph_add_node_removal_hook): New function.
12940 (cgraph_remove_node_removal_hook): New function.
12941 (cgraph_call_node_removal_hooks): New function.
12942 (cgraph_add_edge_duplication_hook): New function.
12943 (cgraph_remove_edge_duplication_hook): New function.
12944 (cgraph_call_edge_duplication_hooks): New function.
12945 (cgraph_add_node_duplication_hook): New function.
12946 (cgraph_remove_node_duplication_hook): New function.
12947 (cgraph_call_node_duplication_hooks): New function.
12948 (cgraph_create_edge): Assign to edge uid.
12949 (cgraph_remove_edge): Call edge removal hooks.
12950 (cgraph_node_remove_callees): Call edge removal hooks.
12951 (cgraph_node_remove_callers): Call edge removal hooks.
12952 (cgraph_remove_node): Call node removal hooks.
12953 (cgraph_clone_edge): Call edge duplication hooks.
12954 (cgraph_clone_node): Call node duplication hooks.
12956 * cgraph.h (cgraph_edge): New field uid.
12957 (cgraph_edge_hook): New type.
12958 (cgraph_node_hook): New type.
12959 (cgraph_2edge_hook): New type.
12960 (cgraph_2node_hook): New type.
12962 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12964 * config.in: Regenerate.
12966 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12968 * gcc.c (print_sysroot): New.
12969 (option_map, display_help, process_command): Handle the
12970 -print-sysroot option.
12971 (main): Print the sysroot if requested.
12972 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12974 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12977 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12979 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12981 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12982 (assign_parm_setup_block_p): Also check mode of entry_parm.
12984 2008-07-07 Richard Guenther <rguenther@suse.de>
12986 * tree-ssa-structalias.h (set_used_smts): Remove.
12987 * tree-ssa-structalias.c (used_smts): Likewise.
12988 (set_used_smts): Likewise.
12989 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12990 call to set_used_smts.
12992 2008-07-07 Richard Guenther <rguenther@suse.de>
12994 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12995 (new_var_info): Set it to false.
12996 (solution_set_add): Correctly handle pointers outside a var and
12998 (type_safe): Treat variables with is_full_var properly.
12999 (do_sd_constraint): Likewise.
13000 (do_ds_constraint): Likewise.
13001 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13002 (get_constraint_for_ptr_offset): New function.
13003 (get_constraint_for_component_ref): For addresses at least include
13004 the last field of the variable. Handle is_full_vars properly.
13005 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13006 (handle_ptr_arith): Remove.
13007 (find_func_aliases): Simplify assignment handling.
13008 (create_function_info_for): For parameter and result varinfos set
13010 (create_variable_info_for): Set is_full_var flag whenever we
13011 just created a single varinfo for a decl.
13012 (init_alias_vars): Initialize use_field_sensitive from
13013 max-fields-for-field-sensitive parameter.
13015 2008-07-07 Richard Guenther <rguenther@suse.de>
13017 PR tree-optimization/36713
13018 * tree-flow-inline.h (is_call_used): New function.
13019 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13020 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13021 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13023 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13025 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13027 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13029 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13031 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13032 Nathan Sidwell <nathan@codesourcery.com>
13034 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13035 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13037 * config/m68k/t-linux: New.
13038 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13041 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13043 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13044 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13047 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13049 * gcc.c (execute): Fix -Wc++-compat warning.
13051 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13054 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13055 constant for little endian.
13057 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13059 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13060 mips_base_mips16 instead of TARGET_MIPS16.
13061 (mips_base_mips16): Declare.
13062 * config/mips/mips.c (mips_base_mips16): Make global.
13063 (was_mips16_p): Remove GTY marker.
13064 (was_mips16_pch_p): New variable.
13065 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13066 (mips_override_options): Force to non-MIPS16 mode initially.
13067 Do not complain about MIPS16 PIC incompatibilities here.
13068 Only allow -mgpopt if -mexplicit-relocs is in force for
13071 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13073 * configure.ac: Check for caddr_t, define to char * if not defined.
13074 * configure: Regenerate.
13075 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13076 (mmap_gt_pch_use_address): Likewise.
13077 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13079 2008-07-06 Richard Guenther <rguenther@suse.de>
13081 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13082 (new_var_info): Deal with it.
13083 (solution_set_add): Likewise.
13084 (bitpos_of_field): Make signed, fix.
13085 (struct fieldoff): Remove type and decl fields. Make size field
13086 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13088 (fieldoff_compare): Deal with it.
13089 (push_fields_onto_fieldstack): Remove has_union argument, glob
13090 adjacent non-pointer fields together.
13091 (create_function_info_for): Do not set has_union.
13092 (create_variable_info_for): Simplify.
13094 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13096 * config.gcc (extra_headers): Add cross-stdarg.h for target
13097 x86_64-*-* and i?86-*-*.
13098 * config/i386/cross-stdarg.h: New.
13099 * builtins.c (std_fn_abi_va_list): New.
13100 (std_canonical_va_list_type): New.
13101 (stabilize_va_list): Replace va_list_type_node use by
13102 mtarget.canonical_va_list_type.
13103 (gimplify_va_arg_expr): Likewise.
13104 (expand_builtin_va_copy): Replace va_list_type_node use by
13105 mtarget.fn_abi_va_list.
13106 * tree-sra.c (is_va_list_type): New helper.
13107 (decl_can_be_decomposed_p): Replace
13108 va_list_type_node use by is_va_list_type.
13109 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13110 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13111 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13112 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13113 (ix86_enum_va_list): New.
13114 * config/i386/i386.c (sysv_va_list_type_node): New.
13115 (ms_va_list_type_node): New.
13116 (ix86_function_type_abi): Remove sorry.
13117 (ix86_build_builtin_va_list_abi): New.
13118 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13119 for 64-bit targets.
13120 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13121 (ix86_init_builtins_va_builtins_abi): New.
13122 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13123 for 64-bit targets.
13124 (ix86_handle_abi_attribute): New.
13125 (attribute_spec): Add sysv_abi and ms_abi.
13126 (ix86_fn_abi_va_list): New.
13127 (ix86_canonical_va_list_type): New.
13128 (ix86_enum_va_list): New.
13129 (TARGET_FN_ABI_VA_LIST): New.
13130 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13131 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13132 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13133 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13134 (TARGET_ENUM_VA_LIST): New.
13135 * expr.h (std_fn_abi_va_list): New.
13136 (std_canonical_va_list_type): New.
13137 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13138 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13139 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13140 TARGET_CANONICAL_VA_LIST_TYPE.
13141 * target.h (struct gcc_target): Add fn_abi_va_list hook
13142 and canonical_va_list_type hook.
13144 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13146 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13147 integral and pointer types.
13149 2008-07-04 Roger Sayle <roger@eyesopen.com>
13151 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13152 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13154 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13157 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13159 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13161 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13162 build_gimple_modify_stmt.
13163 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13164 gimple operand. Use fold_build* instead of build*.
13166 2008-07-04 Richard Guenther <rguenther@suse.de>
13168 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13169 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13170 properly to compute the reachability set if we do field-sensitive PTA.
13171 * invoke.texi (max-fields-for-field-sensitive): Document default.
13172 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13173 100 for optimize >= 2.
13175 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13177 * ggc-zone.c (lookup_page_table_if_allocated,
13178 set_page_table_entry, zone_find_object_size, alloc_small_page,
13179 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13180 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13181 -Wc++-compat and/or -Wcast-qual warnings.
13183 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13186 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13187 pic_offset_table_rtx to be marked as used here.
13188 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13189 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13190 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13191 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13192 !TARGET_SECURE_PLT.
13194 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13196 * alloc-pool.c (hash_descriptor, eq_descriptor,
13197 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13198 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13200 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13201 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13202 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13203 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13206 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13208 * tree-flow.h (loop_only_exit_p): Declare.
13209 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13210 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13211 the number of iterations if it is constant. Otherwise, if this is the
13212 only possible exit of the loop, use the conservative estimate on the
13213 number of iterations of the entire loop if available.
13215 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13217 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13218 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13219 Add synchronization functions.
13220 * config/sync.c: New file.
13221 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13222 (LIBGCC_SYNC_CFLAGS): Likewise.
13224 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13227 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13228 (*pushtf_sse): New insn pattern.
13229 (pushtf splitters): New splitters.
13231 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13233 PR middle-end/35736
13234 * predict.c (build_predict_expr): Use void_type_node for the tree
13235 type, instead of NULL_TREE.
13237 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13239 * config/i386/i386.c (contains_aligned_value_p): Return true
13241 (ix86_data_alignment): Align TCmode to 128bits.
13242 (ix86_local_alignment): Likewise.
13244 2008-07-03 Andrew Haley <aph@redhat.com>
13247 * vec.h (VEC_TA): New.
13248 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13249 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13250 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13251 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13252 (C_COMMON_FIXED_TYPES): Remove first arg.
13253 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13254 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13255 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13256 not to use empty macro arguments.
13258 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13260 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13261 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13262 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13263 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13264 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13265 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13266 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13267 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13268 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13269 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13270 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13271 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13272 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13273 config/rs6000/e500crtres64gpr.asm,
13274 config/rs6000/e500crtres64gprctr.asm,
13275 config/rs6000/e500crtrest32gpr.asm,
13276 config/rs6000/e500crtrest64gpr.asm,
13277 config/rs6000/e500crtresx32gpr.asm,
13278 config/rs6000/e500crtresx64gpr.asm,
13279 config/rs6000/e500crtsav32gpr.asm,
13280 config/rs6000/e500crtsav64gpr.asm,
13281 config/rs6000/e500crtsav64gprctr.asm,
13282 config/rs6000/e500crtsavg32gpr.asm,
13283 config/rs6000/e500crtsavg64gpr.asm,
13284 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13285 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13286 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13287 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13288 config/sparc/sol2-cn.asm: Remove .file directives.
13290 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13292 * resource.c (mark_referenced_resources): Look inside
13293 UNSPEC_VOLATILEs and ASM_INPUTs.
13295 2008-07-02 Ian Lance Taylor <iant@google.com>
13297 * rtlanal.c (add_reg_note): New function.
13298 * rtl.h (add_reg_note): Declare.
13299 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13300 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13301 * builtins.c (expand_builtin_longjmp): Likewise.
13302 (expand_builtin_nonlocal_goto): Likewise.
13303 * calls.c (emit_call_1, expand_call): Likewise.
13304 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13305 * cfglayout.c (fixup_reorder_chain): Likewise.
13306 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13307 (commit_one_edge_insertion): Likewise.
13308 * combine.c (move_deaths, distribute_notes): Likewise.
13309 * df-problems.c (df_set_note): Likewise.
13310 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13311 (set_unique_reg_note): Likewise.
13312 (emit_copy_of_insn_after): Likewise.
13313 * expr.c (expand_expr_real): Likewise.
13314 * gcse.c (add_label_notes): Likewise.
13315 * haifa-sched.c (create_check_block_twin): Likewise.
13316 * jump.c (mark_jump_label_1): Likewise.
13317 * loop-doloop.c (add_test, doloop_modify): Likewise.
13318 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13319 * lower-subreg.c (move_eh_region_note): Likewise.
13320 * optabs.c (emit_libcall_block): Likewise.
13321 * predict.c (predict_insn): Likewise.
13322 (combine_predictions_for_insn): Likewise.
13323 * recog.c (peephole2_optimize): Likewise.
13324 * regmove.c (try_auto_increment): Likewise.
13325 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13326 * reload.c (find_reloads): Likewise.
13327 * reload1.c (fixup_eh_region_note): Likewise.
13328 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13329 * reorg.c (delete_prior_computation): Likewise.
13330 (delete_computation, dbr_schedule): Likewise.
13331 * config/pa/pa.c (legitimize_pic_address): Likewise.
13332 * config/sh/sh.c (sh_reorg): Likewise.
13334 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13337 * config/libgcc-glibc.ver: Add %exclude.
13338 * config/m32r/libgcc-glibc.ver: Likwise.
13339 * config/s390/libgcc-glibc.ver: Likwise.
13340 * config/sh/libgcc-glibc.ver: Likwise.
13341 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13343 * config/i386/libgcc-glibc.ver: New.
13345 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13347 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13349 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13350 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13351 i[34567]86-*-linux*, x86_64-*-linux*. Add
13352 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13353 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13354 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13355 i[34567]86-*-linux*, x86_64-*-linux*.
13357 * libgcc-std.ver: Add empty GCC_4.4.0.
13359 * mkmap-symver.awk: Support multiple versions per symbol.
13361 * config/i386/i386.c (ix86_init_builtins): Always define
13362 __builtin_fabsq and __builtin_copysignq with fallbacks.
13363 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13364 and __builtin_copysignq if SSE2 isn't available.
13366 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13367 (LIBGCC2_TF_CEXT): Likwise.
13368 (TF_SIZE): Likwise.
13370 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13372 * config/i386/sfp-machine.h: Moved to libgcc.
13374 * config/i386/sfp-machine.h: New.
13375 * config/i386/t-linux: Likwise.
13377 * config/i386/t-darwin: Remove softfp_wrap_start and
13379 * config/i386/t-darwin64: Likewise.
13381 * config/i386/t-fprules-softfp64: Renamed to ...
13382 * config/i386/t-fprules-softfp: This.
13384 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13385 and softfp_wrap_end.
13387 2008-07-02 Jason Merrill <jason@redhat.com>
13389 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13391 * tree.c (ctor_to_list): New fn.
13392 * tree.h: Declare it.
13393 (CONSTRUCTOR_ELT): New macro.
13394 (CONSTRUCTOR_NELTS): New macro.
13396 2008-07-02 Richard Guenther <rguenther@suse.de>
13398 * tree-ssa-structalias.c (struct variable_info): Reorder
13399 to fill padding on 64bit hosts. Make collapsed_to an int.
13400 (get_varinfo_fc): Deal with that.
13401 (new_var_info): Likewise.
13402 (collapse_rest_of_var): Likewise.
13404 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13406 * doc/install.texi (--enable-java-home): Document.
13407 (--enable-aot-compile-rpm): Likewise.
13408 (--with-arch-directory): Likewise.
13409 (--with-os-directory): Likewise.
13410 (--with-origin-name): Likewise.
13411 (--with-arch-suffix): Likewise.
13412 (--with-jvm-root-dir): Likewise.
13413 (--with-jvm-jar-dir): Likewise.
13414 (--with-python-dir): Likewise.
13416 2008-07-02 Richard Guenther <rguenther@suse.de>
13418 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13419 from decls explicitly. Merge operand checking from tuples.
13421 2008-07-02 Martin Jambor <mjambor@suse.cz>
13423 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13425 2008-07-02 Martin Jambor <mjambor@suse.cz>
13427 * tree-switch-conversion.c: Included timevar.h
13428 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13430 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13432 2008-07-02 Martin Jambor <mjambor@suse.cz>
13434 * tree-switch-conversion.c: Corrected various comments and
13436 (build_constructors): Fixed minor formatting mistakes.
13438 * invoke.texi (Optimize Options): Corrected the
13439 switch-conversion-max-branch-ratio parameter.
13441 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13443 * final.c (asm_insn_count): Return zero for an empty asm body.
13445 2008-07-02 Richard Guenther <rguenther@suse.de>
13447 * bitmap.h (bitmap_set_bit): Return bool.
13448 (bitmap_clear_bit): Likewise.
13449 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13450 write to the bitmap if it would.
13451 (bitmap_clear_bit): Likewise.
13452 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13453 bitmap_set_bit return value.
13454 (add_pred_graph_edge): Likewise.
13455 (add_graph_edge): Likewise.
13456 (do_sd_constraint): Likewise.
13457 (do_ds_constraint): Likewise.
13459 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13461 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13462 Fix -Wc++-compat and/or -Wcast-qual warnings.
13463 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13464 gen_regparm_prefix): Likewise.
13465 * vmsdbgout.c (write_modbeg, lookup_filename,
13466 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13468 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13470 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13471 defaults.h definition apply.
13473 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13475 * function.c (assign_parm_remove_parallels): New.
13476 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13478 (assign_parm_setup_block): Do not handle them.
13479 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13480 assign_parm_remove_parallels.
13482 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13484 * c-typeck.c (convert_for_assignment): Use
13485 vector_targets_convertible_p.
13486 * c-common.c (vector_targets_convertible_p): New.
13487 * c-common.h (vector_targets_convertible_p): New prototype.
13488 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13489 opaque_p_V2SI_type_node.
13491 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13493 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13496 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13498 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13499 TFmode constants via two element DImode vector for hosts with
13500 HOST_BITS_PER_WIDE_INT < 64.
13501 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13502 also for HOST_BITS_PER_WIDE_INT < 64.
13504 2008-07-01 Richard Guenther <rguenther@suse.de>
13506 PR tree-optimization/36666
13507 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13508 (get_constraint_exp_from_ssa_var): Split into ...
13509 (get_constraint_exp_for_temp): ... this ...
13510 (get_constraint_for_ssa_var): ... and that.
13511 Return constraint expressions for all touched sub-fields
13512 if the results address is not taken.
13513 (process_constraint): Remove assertion that aggregate
13514 assignments do not happen at this place.
13515 (get_constraint_for_component_ref): Add address_p argument.
13516 Return constraint expressions for all touched sub-fields
13517 if the results address is not taken.
13518 (do_deref): Use get_constraint_exp_for_temp.
13519 (get_constraint_for_1): Rename from ...
13520 (get_constraint_for): ... this. Add the old function as wrapper.
13521 (do_structure_copy): Use get_constraint_for_1.
13523 2008-07-01 Martin Jambor <mjambor@suse.cz>
13525 * Makefile.in (tree-switch-conversion.o): Add.
13526 (OBJS-common): Add tree-swtch-conversion.o.
13527 * passes.c (init_optimization_passes): Add pass_convert_switch.
13528 * tree-pass.h: (pass_convert_switch): Add.
13529 * tree-switch-conversion.c: New file.
13530 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13531 * common.opt (ftree-cswtch): New option.
13532 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13533 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13534 * opts.c (decode_options): Set flag_tree_switch_conversion when
13535 optimization level is >= 2.
13536 * doc/invoke.texi (Optimize Options): Added description of
13537 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13539 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13541 * config/darwin-driver.c (darwin_default_min_version): Fix
13542 -Wc++-compat warnings.
13544 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13549 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13551 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13553 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13555 PR rtl-optimization/34744
13556 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13557 (df_scan_free_internal): Free data structures not
13558 allocated in storage pools.
13559 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13560 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13561 df_scan_free_mws_vec.
13562 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13565 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13567 * config/i386/i386.c (contains_aligned_value_p): Return true
13569 (ix86_function_arg_boundary): Return its natural boundary
13571 (return_in_memory_32): Don't check TDmode.
13572 (ix86_split_to_parts): Support splitting into 4 parts and
13573 support TFmode for 32bit target.
13574 (ix86_split_long_move): Support splitting into 4 parts.
13575 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13577 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13578 (ix86_init_builtins): Here.
13579 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13580 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13581 'q' and 'w', respectively.
13583 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13585 (movtf_internal): Likewise.
13586 (<code>tf2): Likewise.
13587 (*absnegtf2_sse): Likewise.
13588 (copysign<mode>3): Likewise.
13589 (copysign<mode>3_const): Likewise.
13590 (copysign<mode>3_var): Likewise.
13591 (define_split UNSPEC_COPYSIGN): Likewise.
13592 * config/i386/sse.md (*nandtf3): Likewise.
13593 (<code>tf3): Likewise.
13594 (*<code>tf3): Likewise.
13596 2008-06-30 Joey Ye <joey.ye@intel.com>
13597 H.J. Lu <hongjiu.lu@intel.com>
13599 * global.c (compute_regsets): Set frame_pointer_needed here.
13600 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13602 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13604 * doc/install.texi (specific): Expand Windows build notes.
13606 2008-06-30 Ira Rosen <irar@il.ibm.com>
13608 PR tree-optimization/36648
13609 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13610 number of prolog iterations by step. Fix the comment.
13612 2008-06-30 Richard Guenther <rguenther@suse.de>
13614 PR middle-end/36671
13615 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13616 handle calls from ECF_MALLOC functions.
13617 (handle_pure_call): ECF_MALLOC functions do not return
13619 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13621 2008-06-29 Andreas Schwab <schwab@suse.de>
13623 * config/m68k/m68k.c (print_operand): Always print a float
13625 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13626 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13629 * config/rs6000/x-linux64: Remove never used file.
13631 2008-06-29 Richard Guenther <rguenther@suse.de>
13633 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13635 (struct alias_info): Move ...
13636 * tree-ssa-alias.c: ... here.
13637 (update_alias_info): Declare.
13638 (compute_may_aliases): Call it.
13639 (update_alias_info): New function.
13640 * tree-ssa-structalias.c (update_alias_info): Move ...
13641 * tree-ssa-alias.c (update_alias_info_1): ... here.
13642 * tree-ssa-structalias.c (process_constraint_1): Remove
13643 unused from_call argument. Rename to ...
13644 (process_constraint): ... this. Delete old wrapper.
13645 (make_constraint_to): Adjust callers.
13646 (handle_const_call): Likewise.
13647 (handle_pure_call): Likewise.
13648 (init_base_vars): Likewise.
13649 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13650 (find_func_aliases): We don't need structure copies for
13652 (make_constraint_from_anything): Remove.
13653 (create_variable_info_for): For globals make constraints
13654 from escaped, not from anything.
13655 (compute_points_to_sets): Do not call update_alias_info.
13656 (ipa_pta_execute): Use make_constraint_from.
13658 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13660 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13661 (bitmap.o-warn, dominance.o-warn): New.
13662 * configure.ac (cxx_compat_warn): Delete.
13663 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13664 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13666 * configure: Regenerate.
13668 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13671 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13673 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13674 * df-scan.c (df_notes_rescan): Likewise.
13675 * ggc-page.c (set_page_table_entry): Likewise.
13676 * intl.c (gcc_gettext_width): Likewise.
13677 * varasm.c (get_unnamed_section, get_noswitch_section,
13678 get_section): Likewise.
13680 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13682 * regrename.c (build_def_use): Don't copy RTX.
13684 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13686 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13687 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13688 punctuation. Use @ref instead of @xref.
13689 (Function Names): Remove stray @display/@end display.
13690 (C++ Attributes): Use @ref instead of @xref.
13691 (Deprecated Features): Fix punctuation around @xref.
13692 (Backwards Compatibility): Likewise.
13693 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13695 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13697 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13698 constants for E500 double.
13700 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13702 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13703 element type of const_vector.
13705 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13707 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13708 Remove FLAGS_REG clobber from expander pattern.
13709 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13710 (anddi3, andsi3, andhi3, andqi3): Ditto.
13711 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13712 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13713 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13714 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13715 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13716 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13717 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13718 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13720 2008-06-28 Richard Guenther <rguenther@suse.de>
13722 * tree-ssa-structalias.c (callused_id, var_callused,
13723 callused_tree): Add.
13724 (handle_pure_call): New function.
13725 (find_func_aliases): Call it.
13726 (find_what_p_points_to): Handle the call-used set.
13727 (clobber_what_escaped): Likewise.
13728 (compute_call_used_vars): New function.
13729 (init_base_vars): Init the call-used variable.
13730 (do_sd_constraint): Do not propagate the solution from CALLUSED
13731 but use CALLUSED as a placeholder.
13732 (solve_graph): Likewise.
13733 * tree-flow-inline.h (gimple_call_used_vars): New function.
13734 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13735 (compute_call_used_vars): Declare.
13736 * tree-ssa-alias.c (set_initial_properties): Call
13737 compute_call_used_vars.
13738 (reset_alias_info): Clear call-used variables.
13739 (add_call_clobber_ops): Assert we are not called for const/pure
13740 functions. Remove handling of them.
13741 (add_call_read_ops): Handle pure functions by adding the
13742 call-used set of variables as VUSEs.
13743 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13744 (delete_tree_ssa): Free it.
13745 * tree-dfa.c (remove_referenced_var): Clear the var from the
13748 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13750 * tree.c (build_varargs_function_type_list): New.
13751 (build_function_type_list_1): New.
13752 (build_function_type_list): Use build_function_type_list_1.
13753 * tree.h (build_varargs_function_type_list): New.
13755 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13758 * config/spu/spu.c (spu_builtin_splats): Do not generate
13759 invalid CONST_VECTOR expressions.
13760 (spu_expand_vector_init): Likewise.
13762 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13764 * optabs.c (libfunc_decls): New variable.
13765 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13766 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13767 for the same function twice.
13769 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13771 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13772 ix86_expand_binary_operator directly.
13773 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13775 (*ashrti3_1): Ditto.
13776 (*lshrti3_1): Ditto.
13777 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13778 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13779 using only one splitter. Conditionaly execute splitter before or
13780 after peephole2 pass.
13781 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13782 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13783 Use only one alternative in asm template.
13784 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13786 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13787 "J" operand constraint for operand 2.
13788 (*ashldi3_cconly_rex64): Ditto.
13789 (*ashrdi3_cmp_rex64): Ditto.
13790 (*ashrdi3_cconly_rex64): Ditto.
13791 (*lshrdi3_cmp_rex64): Ditto.
13792 (*lshrdi3_cconly_rex64): Ditto.
13793 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13794 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13795 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13798 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13800 * gimplify.c (omp_is_private): Don't return true if decl is not
13801 already private on #pragma omp for or #pragma omp parallel for.
13804 * tree-cfg.c (struct move_stmt_d): Replace block field with
13805 orig_block and new_block fields.
13806 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13807 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13808 (move_block_to_fn): Replace vars_map and new_label_map arguments
13809 with struct move_stmt_d pointer.
13810 (replace_block_vars_by_duplicates): New function.
13811 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13812 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13813 all subblocks of ORIG_BLOCK to the new function. Call
13814 replace_block_vars_by_duplicates.
13815 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13816 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13817 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13818 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13819 (expand_omp): Temporarily set input_location to the location of
13820 region's controlling stmt.
13821 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13822 BIND_EXPR, push ctx->block_vars and gimplification vars into
13823 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13824 into dest function.
13825 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13826 there are any BLOCK_VARS.
13827 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13828 OMP_PARALLEL or OMP_TASK stmt.
13829 (lower_omp): Save and restore input_location around the lower_omp_1
13832 2008-06-27 Richard Guenther <rguenther@suse.de>
13834 PR tree-optimization/36400
13835 PR tree-optimization/36373
13836 PR tree-optimization/36344
13837 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13838 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13839 (update_alias_info): Remove call clobbering code.
13840 (make_constraint_to): New helper function.
13841 (make_escape_constraint): Likewise.
13842 (handle_rhs_call): Use it on all pointer containing arguments.
13843 Also mark the static chain escaped.
13844 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13845 instead of ANYTHING.
13846 (make_constraint_from): New helper split out from ...
13847 (make_constraint_from_anything): ... here.
13848 (find_func_aliases): Add constraints for escape sites.
13849 (intra_create_variable_infos): Make constraints from NONLOCAL
13851 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13853 (clobber_what_p_points_to): Remove.
13854 (clobber_what_escaped): New function.
13855 (init_base_vars): Init NONLOCAL and ESCAPED.
13856 (do_sd_constraint): Do not propagate the solution from ESCAPED
13857 but use ESCAPED as a placeholder.
13858 (solve_graph): Likewise.
13859 * tree-flow.h (clobber_what_p_points_to): Remove.
13860 (clobber_what_escaped): Declare.
13861 * tree-ssa-alias.c (set_initial_properties): Call it.
13862 Remove code clobbering escaped pointers.
13864 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13866 * function.c (allocate_struct_function): Only allocate a unique
13867 funcdef_no if the decl is nonzero.
13869 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13871 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13872 * config/mips/mips.c (mips_split_const_insns): New function.
13873 * config/mips/mips.md (move_type): New attribute.
13874 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13875 (dword_mode): New attribute.
13876 (type): Avoid long line. Map "move_type"s to "type"s,
13877 choosing "multi" for doubleword moves if appropriate.
13878 Swap MTC/MFC comments to match their declaration order.
13879 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13880 "type" is "branch" or "jal" is "direct".
13881 (length): Handle "extended_mips16" first. Make the default
13882 "0" for "ghost" instructions. Set the length from "move_type".
13883 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13884 of "type", with "sll0" for the register alternative. Remove the
13885 "extended_mips16" attribute.
13886 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13887 of "type", with "shift_shift" for the register alternative.
13888 Remove the "length" attribute.
13889 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13890 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13891 of "type", with "andi" for the register alternative.
13892 (*zero_extendqihi2): Likewise.
13893 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13894 of "andi" instead of a "type" of "arith".
13895 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13897 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13898 (mov_<store>r, *mov<mode>_ra): Likewise.
13899 (extendsidi2): Use "move_type" instead of "type", with "move"
13900 for the register alternative.
13901 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13902 of "type", with "signext" for the register alternative.
13903 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13904 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13905 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13906 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13907 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13908 (unnamed branch insn): Likewise.
13909 (*movdi_gp32_fp64): Fold into...
13910 (*movdi_32bit): ...here.
13911 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13912 (*movdf_hardfloat): ...this new pattern.
13913 (*movdf_softfloat): Remove redundant FPR alternatives.
13914 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13915 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13916 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13917 the "move" attribute.
13918 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13919 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13920 and "store" for COP loads and stores.
13921 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13922 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13923 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13924 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13925 (*movtf_mips16, *movv2sf): Likewise.
13926 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13927 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13928 (mfhc1<mode>): Use "move_type" instead of "move".
13929 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13930 (loadgp_blockage): Remove the "length" attribute.
13931 (blockage, set_got_version, update_got_version): Likewise.
13932 (call_internal): Remove the "extended_mips16" attribute.
13933 (call_value_internal, call_value_multiple_internal): Likewise.
13934 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13936 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13937 the "length" attribute.
13939 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13941 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13942 -Wcast-qual warnings.
13943 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13944 handle_pragma_pop_macro): Likewise.
13945 * collect2.c (resolve_lib_name): Likewise.
13946 * config/arc/arc.c (arc_init): Likewise.
13947 * config/arm/arm.c (neon_builtin_compare,
13948 locate_neon_builtin_icode): Likewise.
13949 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13950 * config/bfin/bfin.c (bfin_init_machine_status,
13951 bfin_optimize_loop): Likewise.
13952 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13953 * config/cris/cris.c (cris_init_expanders): Likewise.
13954 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13955 * config/darwin.c (machopic_indirection_eq,
13956 machopic_indirection_name, machopic_output_indirection): Likewise.
13957 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13958 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13959 frv_optimize_membar): Likewise.
13960 * config/i386/cygwin.h (mingw_scan,
13961 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13962 * config/i386/cygwin1.c (mingw_scan): Likewise.
13963 * config/i386/i386.c (machopic_output_stub): Likewise.
13964 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13965 i386_pe_unique_section): Likewise.
13966 * config/ia64/ia64.c (ia64_init_machine_status,
13967 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13969 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13970 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13971 * config/m68k/m68k.c (m68k_handle_option,
13972 m68k_sched_md_init_global): Likewise.
13973 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13974 mcore_unique_section): Likewise.
13975 * config/mips/mips.c (mips_block_move_straight,
13976 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13978 * config/mmix/mmix.c (mmix_init_machine_status,
13979 mmix_encode_section_info): Likewise.
13980 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13981 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13982 print_operand_address, output_toc, redefine_groups,
13983 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13984 * config/s390/s390.c (s390_init_machine_status): Likewise.
13985 * config/score/score.c (score_block_move_straight,
13986 score_block_move_loop_body): Likewise.
13987 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13988 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13989 * emit-rtl.c (find_auto_inc): Likewise.
13990 * gcc.c (translate_options, process_command): Likewise.
13991 * reorg.c (dbr_schedule): Likewise.
13992 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13993 * xcoffout.c (xcoffout_declare_function): Likewise.
13995 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13997 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13998 ipa-pta working again.
14000 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14002 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14005 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14007 * config.gcc (powerpc*-*-*): Add new core e500mc.
14008 * config/rs6000/e500mc.md: New file.
14009 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14011 (rs6000_override_options): Add e500mc case to
14012 processor_target_table. Altivec and Spe options not allowed
14013 with e500mc. Add isel instruction to e500mc by
14014 default. Initialize rs6000_cost for e500mc.
14015 (rs6000_issue_rate): Set issue rate for e500mc.
14016 * config/rs6000/rs6000.h (processor_type): Add
14017 PROCESSOR_PPCE500MC.
14018 (ASM_CPU_SPEC): Add e500mc.
14019 Set TARGET_ISEL to rs6000_isel.
14020 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14021 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14022 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14024 * doc/invoke.texi: Add e500mc to list of cpus.
14026 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14029 * c-lex.c (lex_charconst): Initialize unsignedp.
14031 2008-06-27 Olivier Hainque <hainque@adacore.com>
14033 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14034 documented assumptions.
14036 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14038 * dwarf2out.c: Remove trailing white spaces. Break long line
14041 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14043 * libfuncs.h (LTI_synchronize): New libfunc_index.
14044 (synchronize_libfunc): Declare.
14045 * builtins.c (expand_builtin_synchronize): Consider using
14046 synchronize_libfunc before falling back on an asm blockage.
14047 * config/mips/mips.c: Include libfuncs.h
14048 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14050 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14052 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14053 parameter. Copy stack_reg to r11 where appropriate.
14054 (no_global_regs_above): Add gpr parameter.
14055 (rs6000_stack_info): Only add padding for SPE save area if we
14056 are saving SPE GPRs and CR.
14057 (saveres_routine_syms): New variable.
14058 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14060 (rs6000_savres_routine_sym): New function.
14061 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14063 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14064 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14065 Tweak FPR out-of-line saving.
14066 (rs6000_make_savres_rtx): New function.
14067 (rs6000_use_multiple_p): New function.
14068 (rs6000_savres_strategy): New function.
14069 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14070 out-of-line if appropriate.
14071 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14072 if we are optimizing for size.
14073 (GP_SAVE_INLINE): Define.
14074 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14075 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14076 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14077 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14078 (*save_fpregs_<mode>): Add use of r11.
14079 (*restore_gpregs_<mode>): New insn.
14080 (*return_and_restore_gpregs_<mode>): New insn.
14081 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14083 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14084 (*restore_gpregs_spe): New insn.
14085 (*return_and_restore_gpregs_spe): New insn.
14086 * config/rs6000/predicates.md (save_world_operation): Fix check.
14088 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14090 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14091 this point, so assert that.
14093 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14095 * cfganal.c: Include vec.h and vecprim.h.
14096 (compute_idf): Import from...
14097 * tree-into-ssa (compute_idf): ...here.
14098 * basic-block.h (compute_idf): Export.
14100 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14102 * c-decl.c (merge_decls): Use !current_function_decl to check for
14103 extern declaration of C99 inline function being at file scope.
14105 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14107 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14109 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14111 * alias.c (record_alias_subset, init_alias_analysis): Fix
14112 -Wc++-compat and/or -Wcast-qual warnings.
14113 * attribs.c (lookup_attribute_spec): Likewise.
14114 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14115 copy_bb, connect_traces,
14116 find_rarely_executed_basic_blocks_and_cr): Likewise.
14117 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14118 note_btr_set, migrate_btr_defs): Likewise.
14119 * builtins.c (result_vector, expand_builtin_memcpy,
14120 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14121 builtin_memset_read_str, expand_builtin_printf,
14122 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14124 * caller-save.c (mark_set_regs): Likewise.
14125 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14126 * cgraph.c (cgraph_edge): Likewise.
14127 * combine.c (likely_spilled_retval_1): Likewise.
14128 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14129 htab_counts_entry_del, get_coverage_counts): Likewise.
14130 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14131 new_cselib_val): Likewise.
14132 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14133 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14135 * df-core.c (df_compact_blocks): Likewise.
14136 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14137 * df-scan.c (df_grow_reg_info, df_ref_create,
14138 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14139 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14140 df_record_entry_block_defs, df_record_exit_block_uses,
14141 df_bb_verify): Likewise.
14142 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14143 DF_REF_EXTRACT_MODE_CONST): New.
14144 * dominance.c (get_immediate_dominator, get_dominated_by,
14145 nearest_common_dominator, root_of_dom_tree,
14146 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14147 -Wc++-compat and/or -Wcast-qual warnings.
14148 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14149 record_store, replace_read, check_mem_read_rtx, scan_insn,
14150 dse_step1, dse_record_singleton_alias_set): Likewise.
14151 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14153 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14155 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14156 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14157 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14158 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14159 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14160 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14161 file_name_acquire, output_file_names, add_const_value_attribute,
14162 premark_used_types_helper, file_table_eq, file_table_hash,
14163 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14164 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14165 -Wcast-qual warnings.
14166 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14167 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14168 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14169 gen_reg_rtx, start_sequence, init_emit): Likewise.
14170 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14171 * except.c (init_eh_for_function, gen_eh_region,
14172 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14173 arh_to_landing_pad, arh_to_label, add_action_record,
14174 add_call_site, switch_to_exception_section): Likewise.
14175 * expmed.c (synth_mult): Likewise.
14176 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14177 store_expr): Likewise.
14178 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14180 * function.c (assign_stack_temp_for_type,
14181 allocate_struct_function, match_asm_constraints_1): Likewise.
14182 * gcov-io.c (gcov_allocate): Likewise.
14183 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14184 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14185 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14186 record_one_set, insert_expr_in_table, insert_set_in_table,
14187 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14188 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14189 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14190 -Wcast-qual warnings.
14192 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14194 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14195 -Wcast-qual warnings.
14196 * gcc.c (process_command): Likewise.
14197 * genattrtab.c (oballoc): Use XOBNEW.
14198 (oballocvec): Define.
14199 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14200 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14201 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14202 -Wc++-compat and/or -Wcast-qual warnings.
14203 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14204 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14205 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14206 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14207 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14208 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14209 add_excls, process_presence_absence_names,
14210 process_presence_absence_patterns, add_presence_absence,
14211 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14212 get_free_state, add_arc, get_free_automata_list_el,
14213 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14214 transform_3, cache_presence, create_ainsns, create_automata,
14215 create_state_ainsn_table, dfa_insn_code_enlarge,
14216 output_trans_func, output_min_issue_delay_func,
14217 output_dead_lock_func, output_reset_func,
14218 output_get_cpu_unit_code_func, output_dfa_start_func,
14219 expand_automata): Likewise.
14220 * genextract.c (gen_insn): Likewise.
14221 * gengtype-lex.l: Likewise.
14222 * gengtype.c (read_input_list, adjust_field_type,
14223 process_gc_options): Likewise.
14224 * genoutput.c (note_constraint): Likewise.
14225 * genpreds.c (mangle, add_constraint): Likewise.
14226 * genrecog.c (process_define_predicate, new_decision,
14227 add_to_sequence): Likewise.
14228 * gensupport.c (record_insn_name): Likewise.
14230 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14232 * config/i386/driver-i386.c (detect_caches_amd,
14233 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14234 and/or -Wcast-qual warnings.
14235 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14236 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14237 gt_pch_save): Likewise.
14238 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14239 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14240 * global.c (compute_regsets): Likewise.
14241 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14242 finish_graph_dump_file): Likewise.
14243 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14244 unlink_bb_notes): Likewise.
14245 * integrate.c (get_hard_reg_initial_val): Likewise.
14246 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14247 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14248 * local-alloc.c (update_equiv_regs): Likewise.
14249 * loop-invariant.c (check_invariant_table_size,
14250 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14252 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14253 altered_reg_used, mark_altered): Likewise.
14254 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14255 insert_var_expansion_initialization,
14256 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14257 release_var_copies): Likewise.
14258 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14259 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14260 analyze_accesses_for_phi_node, check_var_notmodified_p,
14261 check_allocation_function, find_sites_in_func,
14262 record_all_accesses_in_func, transform_access_sites,
14263 transform_allocation_sites): Likewise.
14264 * omp-low.c (new_omp_region, create_omp_child_function_name,
14265 check_omp_nesting_restrictions, check_combined_parallel,
14266 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14267 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14268 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14269 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14271 * opts-common.c (prune_options): Likewise.
14272 * opts.c (add_input_filename, print_filtered_help,
14273 get_option_state): Likewise.
14274 * params.c (add_params): Likewise.
14275 * passes.c (set_pass_for_id, next_pass_1,
14276 do_per_function_toporder, pass_fini_dump_file): Likewise.
14277 * postreload.c (reload_cse_simplify_operands): Likewise.
14278 * predict.c (tree_predicted_by_p, tree_predict_edge,
14279 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14281 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14283 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14285 * recog.c (check_asm_operands, validate_change_1): Likewise.
14286 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14287 subst_asm_stack_regs): Likewise.
14288 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14289 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14290 * regmove.c (reg_is_remote_constant_p): Likewise.
14291 * regrename.c (regrename_optimize, scan_rtx_reg,
14292 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14294 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14295 regstat_compute_calls_crossed): Likewise.
14296 * reload1.c (init_reload, new_insn_chain,
14297 has_nonexceptional_receiver, reload, copy_reloads,
14298 calculate_needs_all_insns, init_elim_table): Likewise.
14299 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14300 * rtl.c (shallow_copy_rtx_stat): Likewise.
14301 * rtlanal.c (parms_set): Likewise.
14302 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14303 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14304 * sched-ebb.c (earliest_block_with_similiar_load,
14305 add_deps_for_risky_insns): Likewise.
14306 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14307 schedule_region): Likewise.
14308 * see.c (eq_descriptor_pre_extension,
14309 hash_descriptor_pre_extension, hash_del_pre_extension,
14310 eq_descriptor_properties, hash_descriptor_properties,
14311 hash_del_properties, see_seek_pre_extension_expr,
14312 see_initialize_data_structures, see_print_register_properties,
14313 see_print_pre_extension_expr, see_delete_merged_def_extension,
14314 see_delete_unmerged_def_extension, see_emit_use_extension,
14315 see_pre_delete_extension, see_map_extension, see_commit_changes,
14316 see_analyze_merged_def_local_prop,
14317 see_analyze_merged_def_local_prop,
14318 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14319 see_set_prop_merged_def, see_set_prop_unmerged_def,
14320 see_set_prop_unmerged_use, see_print_one_extension,
14321 see_merge_one_use_extension, see_merge_one_def_extension,
14322 see_store_reference_and_extension, see_update_uses_relevancy,
14323 see_update_defs_relevancy): Likewise.
14324 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14325 hash_statistics_free, curr_statistics_hash): Likewise.
14326 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14327 expand_asm_operands, expand_return, case_bit_test_cmp,
14328 expand_case): Likewise.
14329 * stor-layout.c (start_record_layout): Likewise.
14330 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14331 gt_pch_save_stringpool): Likewise.
14332 * tree-data-ref.c (hash_stmt_vertex_info,
14333 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14334 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14336 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14339 * config/i386/i386.md : Change constraints of HImode and QImode
14340 immediate operands from "i" to "n". Change SImode "ni" constraint to
14341 "i" and SImode "rmi" constraint to "g". Remove all constraints
14342 from const0_operand and const1_operand predicated operands.
14343 (i): Change QImode and HImode attribute from "i" to "n".
14344 (*subqi_2): Change HImode operands to QImode.
14347 2008-06-25 Olivier Hainque <hainque@adacore.com>
14349 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14352 2008-06-25 Richard Guenther <rguenther@suse.de>
14354 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14355 not overflow the result type.
14357 2008-06-25 Richard Guenther <rguenther@suse.de>
14359 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14360 (vn_lookup): Likewise.
14362 2008-06-25 Richard Guenther <rguenther@suse.de>
14364 PR tree-optimization/35518
14365 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14366 * tree-sra.c (instantiate_element): Use fold_build3 to build
14368 (try_instantiate_multiple_fields): Likewise.
14370 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14372 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14375 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14377 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14378 use_backchain_to_restore_sp to true
14379 if the offset of the link register save area would go over the 32k - 1
14380 offset limit of the load
14383 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14385 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14386 anchor for the type-punning blurb. Cross-reference "Structures
14387 unions enumerations and bit-fields implementation". Provide a
14388 cast-through-pointer example. Make final sentence self-contained.
14389 * doc/implement-c.texi (Structures unions enumerations and
14390 bit-fields implementation): Cross-reference the type-punning blurb
14391 in the -fstrict-aliasing documentation.
14393 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14395 PR middle-end/36594
14396 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14397 the memory instead of the memory itself for the save area.
14399 2008-06-24 Olivier Hainque <hainque@adacore.com>
14400 Nicolas Roche <roche@adacore.com>
14402 * gengtype.c (srcdir_len): size_t instead of int.
14403 (get_file_realbasename): New function. For F a filename, the real
14404 basename of F, with all the path components stripped.
14405 (get_file_srcdir_relative_path): New function. For F a filename, the
14406 relative path to F from $(srcdir).
14407 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14408 get_file_realbasename. Adjust the head comment.
14409 (get_prefix_langdir_index): New function. For F a filename, return the
14410 lang_dir_names[] relative index of the language directory that is
14412 (get_file_langdir): For F a filename, return the name of the language
14413 directory where F is located.
14414 (get_file_gtfilename): New function. The gt- output file name for an
14416 (get_output_file_with_visibility): Replace in-line computations with
14417 uses of get_file_gtfilename and get_prefix_langdir_index.
14418 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14420 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14422 PR tree-optimization/36504
14423 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14424 references without base address.
14426 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14428 PR middle-end/36584
14429 * calls.c (expand_call): Increase alignment for recursive functions.
14431 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14433 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14434 (TARGET_FUNCTION_VALUE): New define.
14435 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14436 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14438 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14440 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14441 (fmod<mode>3): Ditto.
14442 (remainderxf3): Ditto.
14443 (remainder<mode>3): Ditto.
14445 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14448 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14449 REG is a hard register.
14451 PR tree-optimization/36508
14452 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14453 499, don't check it at all in release compilers.
14455 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14457 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14458 together with SSE_TARGET_MATH to disable insn pattern.
14459 (*fop_<MODEF:mode>_2_i387): Ditto.
14460 (*fop_<MODEF:mode>_3_i387): Ditto.
14462 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14464 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14466 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14468 PR middle-end/34906
14469 * gimplify.c (gimplify_asm_expr): Check the return code of
14470 parse_output_constraint call, set function return and is_inout
14471 value if it failed.
14473 2008-06-22 Ian Lance Taylor <iant@google.com>
14475 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14476 (narrowest_signed_type): Likewise.
14477 * c-typeck.c (c_common_type): Change local variable mclass to enum
14479 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14480 tcc_comparison, not the tree code itself.
14481 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14482 (c_expand_expr): Cast modifier to enum expand_modifier.
14483 * c-common.h (C_RID_CODE): Add casts.
14484 (C_SET_RID_CODE): Define.
14485 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14486 (c_lex_one_token): Add cast to avoid warning.
14487 (c_parser_objc_type_name): Rename local typename to type_name.
14488 (check_no_duplicate_clause): Change code parameter to enum
14490 (c_parser_omp_var_list_parens): Change kind parameter to enum
14492 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14493 c_parser_omp_list_var_parens.
14494 (c_parser_omp_threadprivate): Likewise.
14495 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14496 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14497 * c-format.c (NO_FMT): Define.
14498 (printf_length_specs): Use NO_FMT.
14499 (asm_fprintf_length_specs): Likewise.
14500 (gcc_diag_length_specs): Likewise.
14501 (scanf_length_specs): Likewise.
14502 (strfmon_length_specs): Likewise.
14503 (gcc_gfc_length_specs): Likewise.
14504 (printf_flag_specs): Change 0 to STD_C89.
14505 (asm_fprintf_flag_specs): Likewise.
14506 (gcc_diag_flag_specs): Likewise.
14507 (gcc_cxxdiag_flag_specs): Likewise.
14508 (scanf_flag_specs): Likewise.
14509 (strftime_flag_specs): Likewise.
14510 (strfmon_flag_specs): Likewise.
14511 (print_char_table): Likewise.
14512 (asm_fprintf_char_table): Likewise.
14513 (gcc_diag_char_table): Likewise.
14514 (gcc_tdiag_char_table): Likewise.
14515 (gcc_cdiag_char_table): Likewise.
14516 (gcc_cxxdiag_char_table): Likewise.
14517 (gcc_gfc_char_table): Likewise.
14518 (scan_char_table): Likewise.
14519 (time_char_table): Likewis.
14520 (monetary_char_table): Likewise.
14521 * c-format.h (BADLEN): Likewise.
14523 2008-06-21 Ian Lance Taylor <iant@google.com>
14525 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14526 Define END_OF_BASE_TREE_CODES around inclusion.
14527 * tree.c (tree_code_type): New global array.
14528 (tree_code_length, tree_code_name): Likewise.
14529 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14530 $(lang_tree_files).
14531 (all-tree.def, s-alltree): New targets.
14532 (gencheck.h, s-gencheck): Remove.
14533 (tree.o): Depend upon all-tree.def.
14534 (build/gencheck.o): Remove gencheck.h dependency.
14535 (mostlyclean): Don't remove gencheck.h.
14536 * c-common.h (enum c_tree_code): Remove.
14537 * c-lang.c (tree_code_type): Remove.
14538 (tree_code_length, tree_code_name): Remove.
14539 * gencheck.c (tree_codes): Include all-tree.def, rather than
14540 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14542 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14544 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14545 (operator_name_info): Size to MAX_TREE_CODES.
14546 (assignment_operator_name_info): Likewise.
14547 * cp/cp-lang.c (tree_code_type): Remove.
14548 (tree_code_length, tree_code_name): Remove.
14549 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14550 (assignment_operator_name_info): Likewise.
14551 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14553 * cp/mangle.c (write_expression): Likewise.
14554 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14555 * fortran/f95-lang.c (tree_code_type): Remove.
14556 (tree_code_length, tree_code_name): Remove.
14557 * java/java-tree.h (enum java_tree_code): Remove.
14558 * java/lang.c (tree_code_type): Remove.
14559 (tree_code_length, tree_code_name): Remove.
14560 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14561 * objc/objc-act.h (enum objc_tree_code): Remove.
14562 * objc/objc-lang.c (tree_code_type): Remove.
14563 (tree_code_length, tree_code_name): Remove.
14564 * objcp/objcp-lang.c (tree_code_type): Remove.
14565 (tree_code_length, tree_code_name): Remove.
14566 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14567 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14568 * ada/misc.c (tree_code_type): Remove.
14569 (tree_code_length, tree_code_name): Remove.
14571 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14573 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14574 the grand_bitmap_obstack.
14576 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14578 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14579 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14580 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14581 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14582 move_stmt_r, new_label_mapper): Likewise.
14583 * tree-complex.c (cvc_lookup): Likewise.
14584 * tree-dfa.c (create_function_ann): Likewise.
14585 * tree-dump.c (dump_register): Likewise.
14586 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14587 find_phi_replacement_condition): Likewise.
14588 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14589 tree_function_versioning): Likewise.
14590 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14591 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14592 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14593 get_nonlocal_debug_decl, convert_nonlocal_reference,
14594 convert_nonlocal_omp_clauses, get_local_debug_decl,
14595 convert_local_reference, convert_local_omp_clauses,
14596 convert_nl_goto_reference, convert_nl_goto_receiver,
14597 convert_tramp_reference, convert_call_expr): Likewise.
14598 * tree-outof-ssa.c (contains_tree_r): Likewise.
14599 * tree-parloops.c (reduction_phi, initialize_reductions,
14600 eliminate_local_variables_1, add_field_for_reduction,
14601 add_field_for_name, create_phi_for_local_result,
14602 create_call_for_reduction_1, create_loads_for_reductions,
14603 create_stores_for_reduction, create_loads_and_stores_for_name):
14605 * tree-phinodes.c (allocate_phi_node): Likewise.
14606 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14607 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14608 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14609 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14610 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14611 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14612 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14613 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14614 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14615 vn_nary_op_insert): Likewise.
14616 * tree-ssa.c (redirect_edge_var_map_add,
14617 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14618 * tree-vectorizer.c (vectorize_loops): Likewise.
14619 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14620 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14621 tree_cons_stat, build1_stat, build_variant_type_copy,
14622 decl_init_priority_lookup, decl_fini_priority_lookup,
14623 decl_priority_info, decl_restrict_base_lookup,
14624 decl_restrict_base_insert, decl_debug_expr_lookup,
14625 decl_debug_expr_insert, decl_value_expr_lookup,
14626 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14627 type_hash_add, get_file_function_name, tree_check_failed,
14628 tree_not_check_failed, tree_range_check_failed,
14629 omp_clause_range_check_failed, build_omp_clause,
14630 build_vl_exp_stat): Likewise.
14631 * value-prof.c (gimple_histogram_value,
14632 gimple_duplicate_stmt_histograms): Likewise.
14633 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14634 unshare_variable, variable_union_info_cmp_pos, variable_union,
14635 dataflow_set_different_1, dataflow_set_different_2,
14636 vt_find_locations, variable_was_changed, set_variable_part,
14637 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14638 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14639 section_entry_hash, object_block_entry_eq,
14640 object_block_entry_hash, create_block_symbol,
14641 initialize_cold_section_name, default_function_rodata_section,
14642 strip_reg_name, set_user_assembler_name, const_desc_eq,
14643 build_constant_desc, output_constant_def, lookup_constant_def,
14644 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14645 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14646 default_internal_label): Likewise.
14647 * varray.c (varray_init, varray_grow): Likewise.
14648 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14650 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14652 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14653 operators for "test" insn. Macroize insn using SWI mode macro.
14654 (*jcc_fused_2): Ditto.
14655 (*jcc_fused_3): Macroize insn using SWI mode macro.
14656 (*jcc_fused_4): Ditto.
14658 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14660 * tree-ssa-pre.c: Fix typo in comment.
14661 (init_antic, fini_antic): Add explicit funtions for
14662 initializing and deinitializing ANTIC and AVAIL sets.
14663 (create_expression_by_pieces): Fix typo in comment.
14664 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14665 (execute_pre): Eventually dump details about ANTIC_IN.
14667 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14669 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14670 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14671 add_to_obstack, file_at_path, find_a_file, execute,
14672 add_preprocessor_option, add_assembler_option, add_linker_option,
14673 process_command, insert_wrapper, do_option_spec, do_self_spec,
14674 spec_path, do_spec_1, is_directory, main, used_arg,
14675 getenv_spec_function): Likewise.
14676 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14677 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14680 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14682 * doc/rtl.texi: Updated subreg section.
14684 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14687 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14688 node->needed and node->reachable.
14689 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14690 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14691 (expand_task_call): Don't call expand_task_copyfn.
14692 (expand_task_copyfn): Renamed to...
14693 (finalize_task_copyfn): ... this.
14695 2008-06-19 Jan Hubicka <jh@suse.cz>
14697 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14698 clobbering framepointer.
14700 2008-06-19 Jan Hubicka <jh@suse.cz>
14702 * tree-optimize.c (execute_early_local_optimizations): Set
14703 cgraph_state only at first invocation.
14705 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14707 * system.h (-Wc++-compat): Activate as a warning, no an error.
14709 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14711 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14712 instead of "#" in insn asm template.
14713 (*jcc_fused_2): Ditto.
14715 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14717 * config/i386/i386.h (ix86_tune_indices)
14718 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14719 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14720 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14721 (*jcc_fused_2): Ditto.
14722 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14723 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14724 (print operand): Handle 'E' and 'e' code.
14726 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14728 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14729 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14730 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14732 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14734 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14736 (cgraph_expand_function): Use local copy of decl.
14737 (cgraph_expand_all_functions): Remove redundant initialization of
14739 (cgraph_optimize): Reword internal_error message.
14741 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14743 * arm-protos.h (arm_return_in_memory): Remove public
14744 arm_return_in_memory() prototype.
14745 * arm.c (arm_return_in_memory): Add static prototype, add target
14746 hook macro, change definition and comments.
14747 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14749 2008-06-19 Ben Elliston <bje@au.ibm.com>
14751 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14752 real.c: Remove references to IEEE 754R.
14753 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14754 * doc/libgcc.texi (Decimal float library routines): Likewise.
14756 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14758 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14759 (default_unwind_word_mode): Add prototype.
14760 * targhooks.c (default_unwind_word_mode): New function.
14761 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14762 instead of word_mode.
14763 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14764 (TARGET_INITIALIZER): Use it.
14766 * c-common.c (handle_mode_attribute): Support "unwind_word"
14768 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14770 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14771 word_mode to access SjLj_Function_Context member "data".
14772 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14773 conversion from targetm.eh_return_filter_mode () to
14774 targetm.unwind_word_mode () if they differ.
14776 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14777 (BT_FN_UNWINDWORD_PTR): New function type.
14778 (BT_FN_WORD_PTR): Remove.
14779 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14780 * except.c (expand_builtin_extend_pointer): Convert pointer to
14781 targetm.unwind_word_mode () instead of word_mode.
14783 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14784 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14785 (spu_unwind_word_mode): New function.
14786 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14787 (TARGET_UNWIND_WORD_MODE): Define.
14788 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14790 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14792 * config/spu/spu.c (reg_align): Remove.
14793 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14794 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14795 (spu_split_store): Likewise.
14797 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14799 * gcc/tree-vn.c: Fix typo in comment.
14801 2008-06-18 Jan Hubicka <jh@suse.cz>
14803 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14804 toplevel reorder too.
14806 2008-06-18 Jan Hubicka <jh@suse.cz>
14808 * c-opts.c (c_common_post_options): PCH is not compatible with
14810 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14811 -fno-toplevel-reorder by default now.
14813 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14815 PR documentation/30739
14816 * doc/install.texi (Prerequisites): Document dependency on awk.
14818 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14819 Ian Lance Taylor <iant@google.com>
14821 PR rtl-optimization/35604
14822 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14823 only want to change jump destinations, not eventual label comparisons.
14825 2008-06-16 Jan Hubicka <jh@suse.cz>
14827 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14829 (cgraph_analyze_function): Likewise.
14831 2008-06-16 Jan Hubicka <jh@suse.cz>
14833 * cgraph.h (cgraph_mark_if_needed): New function.
14834 * cgraphunit.c (cgraph_mark_if_needed): New function.
14835 * c-decl.c (duplicate_decl): Use it.
14837 2008-06-16 Jan Hubicka <jh@suse.cz>
14839 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14842 2008-06-16 Jan Hubicka <jh@suse.cz>
14844 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14846 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14847 Kazu Hirata <kazu@codesourcery.com>
14848 Maxim Kuvyrkov <maxim@codesourcery.com
14850 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14851 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14852 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14853 EXTRA_SPEC_FUNCTIONS.
14854 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14855 (DRIVER_SELF_SPECS): Adjust.
14856 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14857 * config/mips/st.h, config/mips/t-st: New.
14858 * config/mips/driver-native.c, config/mips/x-native: New.
14859 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14862 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14864 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14866 (ISA_HAS_FP_CONDMOVE): New macro.
14867 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14868 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14869 (ISA_HAS_NMADD3_NMSUB3): New macro.
14870 * config/mips/mips.c (mips_rtx_costs): Update.
14871 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14872 compiling for ST Loongson 2E/2F.
14873 (madd<mode>): Rename to madd4<mode>. Update.
14874 (madd3<mode>): New pattern.
14875 (msub<mode>): Rename to msub4<mode>. Update.
14876 (msub3<mode>): New pattern.
14877 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14878 (nmadd3<mode>): New pattern.
14879 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14880 (nmadd3<mode>_fastmath): New pattern.
14881 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14882 (nmsub3<mode>): New pattern.
14883 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14884 (nmsub3<mode>_fastmath): New pattern.
14885 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14887 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14889 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14890 (DF_REF_INSN_INFO): New.
14891 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14892 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14893 with a NULL DF_REF_INSN_INFO.
14894 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14896 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14897 DF_INSN_INFO_EQ_USES): New.
14898 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14899 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14900 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14901 * df-core.c: Update comment for above changes.
14902 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14903 DF_INSN_UID_* macros.
14904 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14905 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14906 insn rtx. Update all callers.
14907 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14908 df_ref_create_structure, df_insn_refs_collect): Likewise.
14909 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14910 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14911 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14912 macros to access the insn refs.
14913 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14914 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14915 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14916 for accessing the refs.
14917 (try_fwprop_subst): Likewise.
14918 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14919 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14920 for accessing the refs.
14921 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14922 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14923 to look at the insn refs.
14924 (record_uses): Likewise.
14925 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14927 (mark_artificial_uses): Don't mark_insn for artificial refs.
14928 (mark_reg_rependencies): Likewise.
14930 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14932 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14934 * configure: Regenerate.
14936 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14938 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14939 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14940 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14942 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14944 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14945 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14946 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14948 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14950 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14951 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14952 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14954 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14956 * tree-ssa-sccvn.c: Fix format of comments.
14958 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14960 * cgraph.c: Remove unneeded forward declarations of eq_node()
14963 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14965 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14967 (see_update_relevancy): Likewise.
14968 * fwprop.c (try_fwprop_subst): Likewise.
14969 * rtlanal.c (noop_move_p): Likewise.
14970 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14971 notes to non-existing libcall blocks.
14972 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14974 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14975 (dead_libcall_p): Remove.
14976 (delete_trivially_dead_insns): Don't use it.
14977 * web.c (union_defs): Remove comment about keeping nops.
14978 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14979 (compute_hash_table_work): Don't track libcall notes.
14980 (do_local_cprop): Don't take libcall pointers. Don't update
14982 (adjust_libcall_notes): Deleted.
14983 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14984 ever have existed in the first place).
14985 (replace_store_insn): Don't try to remove libcall notes.
14986 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14987 (resolve_reg_notes): Don't call them.
14988 (resolve_simple_move): Likewise.
14989 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14990 Don't remove REG_RETVAL notes.
14991 * emit-rtl.c (try_split): Don't update libcall notes.
14992 (emit_copy_of_insn_after): Dito.
14993 * cselib.c (cselib_current_insn_in_libcall): Remove.
14994 (cselib_process_insn): Don't set/clear it.
14995 (new_elt_loc_list): Don't record it.
14996 (cselib_init): Don't initialize it.
14997 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14998 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15000 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15001 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15002 (init_deps): Don't initialize it.
15003 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15004 * combine.c (delete_noop_moves): Don't update libcall notes.
15005 (can_combine_p): Remove now pointless #if 0 block.
15006 (try_combine): Remove another obsolete #if 0 block.
15007 (distribute_notes): Don't distribute libcall notes.
15008 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15009 * dce.c (libcall_dead_p): Remove.
15010 (delete_unmarked_insns): Don't handle libcall blocks.
15011 (preserve_libcall_for_dce): Remove.
15012 (prescan_insns_for_dce): Don't special-case libcall block insns.
15013 * reload1 (reload): Don't handle libcall notes.
15014 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15017 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15019 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15020 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15021 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15023 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15025 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15026 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15027 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15029 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15031 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15033 2008-06-16 Ira Rosen <irar@il.ibm.com>
15035 PR tree-optimization/36493
15036 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15037 the arguments list. Use VECTYPE to create vector pointer.
15038 (vectorizable_store): Fail if accesses through a pointer to vectype
15039 do not alias the original memory reference operands.
15040 Call vect_create_data_ref_ptr without the removed argument.
15041 (vectorizable_load): Likewise.
15042 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15045 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15048 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15049 reg_equiv_constant.
15051 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15053 * config/mips/loongson2ef.md: New file.
15054 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15055 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15056 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15057 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15058 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15060 (loongson2ef.md): New include.
15061 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15062 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15063 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15064 (loongson_gt_<mode>, loongson_extract_halfword)
15065 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15066 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15067 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15068 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15069 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15070 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15071 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15072 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15073 (vec_interleave_low<mode>): Define type attribute.
15074 * config/mips/mips.c (mips_ls2): New static variable.
15075 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15076 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15077 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15078 Implement target scheduling hooks.
15079 (mips_multipass_dfa_lookahead): Update to handle tuning for
15081 (mips_sched_init): Initialize data for Loongson scheduling.
15082 (mips_ls2_variable_issue): New static function.
15083 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15085 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15086 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15087 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15088 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15089 Handle ST Loongson 2E/2F cores.
15090 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15092 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15094 * omp-low.c (extract_omp_for_data): Fix comment typo.
15097 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15099 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15100 FIXME note about gcc/config.guess.
15101 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15102 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15103 * doc/cppopts.texi: Likewise.
15104 * doc/extend.texi: Likewise.
15105 * doc/gcc.texi: Likewise.
15106 * doc/gccint.texi: Likewise.
15107 * doc/gcov.texi: Likewise.
15108 * doc/gty.texi: Likewise.
15109 * doc/hostconfig.texi: Likewise.
15110 * doc/install.texi: Likewise.
15111 * doc/invoke.texi: Likewise.
15112 * doc/loop.texi: Likewise.
15113 * doc/makefile.texi: Likewise.
15114 * doc/md.texi: Likewise.
15115 * doc/passes.texi: Likewise.
15116 * doc/tm.texi: Likewise.
15117 * doc/tree-ssa.texi: Likewise.
15118 * doc/trouble.texi: Likewise.
15120 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15121 Nathan Sidwell <nathan@codesourcery.com>
15122 Maxim Kuvyrkov <maxim@codesourcery.com>
15123 Richard Sandiford <rdsandiford@googlemail.com>
15125 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15126 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15127 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15129 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15130 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15131 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15133 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15134 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15135 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15136 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15137 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15138 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15139 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15140 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15141 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15142 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15143 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15144 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15145 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15146 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15147 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15148 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15149 (mips_builtins): Add Loongson builtins.
15150 (mips_loongson_2ef_bdesc): New.
15151 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15152 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15153 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15154 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15156 (mips_expand_vector_init): New.
15157 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15158 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15160 * config/mips/mips.md: Add unspec numbers for Loongson
15161 builtins. Include loongson.md.
15162 (MOVE64): Include Loongson vector modes.
15163 (SPLITF): Include Loongson vector modes.
15164 (HALFMODE): Handle Loongson vector modes.
15165 * config/mips/loongson.md: New.
15166 * config/mips/loongson.h: New.
15167 * config.gcc: Add loongson.h header for mips*-*-* targets.
15168 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15170 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15172 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15173 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15174 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15175 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15176 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15177 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15178 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15179 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15180 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15181 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15182 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15183 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15184 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15185 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15186 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15187 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15188 Remove use_fixproto=yes.
15189 (ia64*-*-hpux*): Remove comment about using fixproto.
15190 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15192 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15194 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15196 * configure: Regenerate.
15198 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15200 PR middle-end/36520
15201 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15202 before evaluating it.
15204 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15207 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15208 nested inline functions.
15209 (start_decl, start_function): Don't invert DECL_EXTERNAL
15210 for nested inline functions.
15212 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15214 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15215 splits that must be made for correctness.
15217 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15219 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15220 (AVAIL_NON_MIPS16): Likewise.
15221 (mips_builtin_description): Replace target_flags with a predicate.
15222 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15223 (dspr2_32): New availability predicates.
15224 (MIPS_BUILTIN): New macro.
15225 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15226 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15227 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15228 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15229 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15230 (mips_dsp_32only_bdesc): Merge into...
15231 (mips_builtins): ...this new array.
15232 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15233 (mips_init_builtins): Update after above changes.
15234 (mips_expand_builtin_1): Merge into...
15235 (mips_expand_builtin): ...here and update after above changes.
15237 2008-06-12 Paul Brook <paul@codesourcery.com>
15239 * longlong.h (__arm__): Define count_leading_zeros.
15240 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15241 (clzsi2, clzdi2): New functions.
15242 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15243 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15244 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15245 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15246 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15247 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15248 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15249 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15250 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15251 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15253 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15255 * config/m68k/m68k.c (m68k_tune_flags): New.
15256 (override_options): Compute m68k_tune_flags.
15257 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15258 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15260 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15262 PR middle-end/36506
15263 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15265 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15267 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15268 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15270 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15272 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15273 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15275 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15277 PR middle-end/36506
15278 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15281 2008-06-12 Richard Guenther <rguenther@suse.de>
15283 PR tree-optimization/36345
15284 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15285 add memory_tag_needed flag.
15286 (may_alias_p): Declare.
15287 * tree-ssa-alias.c (may_alias_p): Export.
15288 (set_initial_properties): Use memory_tag_needed flag.
15289 (update_reference_counts): Likewise.
15290 (reset_alias_info): Reset memory_tag_needed flag.
15291 (create_name_tags): Check memory_tag_needed flag.
15292 (dump_points_to_info_for): Dump it.
15293 * tree-ssa-structalias.c (struct variable_info): Remove
15294 directly_dereferenced flag.
15295 (new_var_info): Do not initialize it.
15296 (process_constraint_1): Do not set it.
15297 (update_alias_info): Set is_dereferenced flag.
15298 (set_uids_in_ptset): Use may_alias_p.
15299 (set_used_smts): Check memory_tag_needed flag.
15300 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15301 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15302 memory_tag_needed flag.
15303 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15304 from broken design.
15306 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15308 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15309 red zone for w64 abi.
15310 (ix86_expand_prologue): Likewise.
15311 (ix86_force_to_memory): Likewise.
15312 (ix86_free_from_memory): Likewise.
15314 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15317 * config/rs6000/rs6000.c (rs6000_override_options): Set
15318 rs6000_isel conditionally to the absence of comand line override.
15319 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15320 Remove duplicate rs6000_isel setting.
15321 * config/rs6000/eabispe.h: Ditto.
15323 2008-06-11 Richard Guenther <rguenther@suse.de>
15325 * alias.c (get_alias_set): Use the element alias-set for arrays.
15326 (record_component_aliases): For arrays and vectors do nothing.
15327 * c-common.c (strict_aliasing_warning): Handle the cases
15328 of alias set zero explicitly.
15329 * Makefile.in (dfp.o-warn): Add -Wno-error.
15331 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15333 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15335 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15336 tune_32 tune_64 to supported_defaults. Allow values not
15337 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15338 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15339 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15340 with_cpu_64 to generic for 64-bit-supporting configurations, not
15341 with_cpu. Remove FIXMEs.
15342 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15343 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15344 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15345 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15346 arch_32 and arch_64.
15348 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15349 Olivier Hainque <hainque@adacore.com>
15351 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15352 Use DECL_SIZE_UNIT to retrieve the size of the field.
15354 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15356 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15357 with function calls after declarations. Lay out
15358 neon_float_type_node before further use.
15360 2008-06-11 Richard Guenther <rguenther@suse.de>
15362 * tree-flow.h (may_point_to_global_var): Declare.
15363 * tree-ssa-alias.c (may_point_to_global_var): New function.
15364 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15366 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15368 * configure.ac: Teach that fido supports .debug_line.
15369 * configure: Regenerate.
15371 2008-06-10 Tom Tromey <tromey@redhat.com>
15373 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15376 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15378 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15379 (encode_decimal64, decode_decimal64, encode_decimal128,
15380 decode_decimal128): Reverse order of 32-bit parts of value if host
15381 and target endianness differ.
15383 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15385 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15386 Avoid division by 0.
15387 (tree_mod_pow2_value_transform): Likewise.
15388 (tree_ic_transform): Likewise.
15389 (tree_stringops_transform): Likewise.
15390 (tree_mod_subtract_transform): Likewise.
15391 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15392 (copy_edges_for_bb): Likewise.
15393 (initialize_cfun): Likewise.
15395 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15397 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15398 nonmemory_operand. Add "N" operand constraint.
15400 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15401 (*jcc_btsi_mask): Ditto.
15402 (*jcc_btsi_mask_1): Ditto.
15404 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15406 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15407 TYPE_CANONICAL for copied element type.
15409 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15412 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15413 Add m_CORE2 and m_GENERIC.
15414 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15415 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15417 (*jcc_btdi_rex64): New instruction and split pattern.
15418 (*jcc_btsi): Ditto.
15419 (*jcc_btsi_1): Ditto.
15420 (*btsq): Fix Intel asm dialect operand order.
15424 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15426 PR middle-end/36447
15427 * simplify-rtx.c (simplify_subreg): Add check for shift count
15430 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15432 * doc/md.texi: Synchronize with later constraints.md change.
15433 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15434 with a C implementation.
15435 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15437 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15438 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15439 when moving to and from MD_REGNUM.
15440 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15441 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15442 Handle byte and halfword moves.
15443 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15445 * config/mips/constraints.md (h): Turn into NO_REGS.
15446 (l, x): Update documentation.
15447 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15448 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15449 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15450 (HILO): New mode iterator.
15452 (any_div): New code iterator.
15453 (u): Extend code attribute to div and udiv.
15454 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15455 d_operand in the splitters. Remove redundant CONST_INT checks.
15456 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15457 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15458 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15459 accordingly, using normal moves instead of unspecs to move LO into
15460 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15461 (<u>mulsidi3): Handle expansion in C code.
15462 (<u>mulsidi3_32bit_internal): Rename to...
15463 (<u>mulsidi3_32bit): ...this.
15464 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15465 (*<u>mulsidi3_64bit): Rename to...
15466 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15467 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15468 to set LO and HI to the multiplication result. Use a normal move
15469 for MFLO and an unspec for MFHI.
15470 (*<u>mulsidi3_64bit_parts): Replace with...
15471 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15472 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15473 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15474 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15475 instead of HI. Split the instruction into a separate multiplication
15476 and MFHI if !TARGET_FIX_R4000.
15477 (<su>muldi3_highpart): Likewise.
15478 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15479 and the "=h" clobber.
15480 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15481 (<u>mulditi3): New expander.
15482 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15483 (madsi): Remove "=h" clobber.
15484 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15485 Force the modulus result to be a GPR and split the instruction into
15486 a division followed by an MFHI after reload.
15487 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15488 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15489 the MIPS16 HIGH define_split.
15490 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15491 of acc<->gpr moves to "multi".
15492 (*movdi_64bit): Replace the single "x" alternative with
15493 alternatives for moving into and out of "a".
15494 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15495 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15496 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15497 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15498 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15499 (movti): New expander.
15500 (*movti, *movti_mips16): New insns.
15501 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15502 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15503 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15504 * config/mips/predicates.md (fpr_operand): Delete.
15505 (d_operand): New predicate.
15507 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15509 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15510 failure on some Bourne shells.
15511 (x86_64-*-*): Ditto.
15513 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15515 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15517 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15519 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15520 (sparc-sun-solaris2*): Likewise.
15522 2008-06-09 Arnaud Charlet <charlet@adacore.com
15524 * doc/install.texi: Update requirements to build the Ada compiler.
15526 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15528 * df-scan.c (struct df_scan_problem_data): Remove the
15529 mw_link_pool alloc pool.
15530 (df_scan_free_internal): Don't free it.
15531 (df_scan_alloc): Don't allocate it.
15532 * df.h (struct df_link): Update comment.
15534 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15536 * except.h: Correct checks for when SJLJ exceptions must be used.
15538 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15540 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15543 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15545 PR tree-optimization/36218
15546 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15547 configure for the build system.
15548 (BUILD_LDFLAGS): Define.
15549 * configure: Regenerate.
15550 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15552 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15555 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15556 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15557 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15559 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15561 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15563 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15565 * config.gcc (Obsolete configurations): Remove list of
15567 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15568 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15569 targets matched by those patterns.
15570 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15571 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15572 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15573 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15574 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15575 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15576 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15577 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15578 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15579 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15580 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15581 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15582 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15583 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15584 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15585 Make code for Solaris 7 and greater unconditional for Solaris.
15586 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15587 Remove --with-* handling.
15588 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15589 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15590 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15591 LINK_OS_WINDISS_SPEC): Remove.
15592 * config/rs6000/sysv4.opt (mwindiss): Remove.
15593 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15594 * configure: Regenerate.
15595 * doc/cpp.texi: Don't mention BeOS.
15596 * doc/extend.texi (interrupt): Don't mention MS1.
15597 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15598 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15599 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15600 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15601 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15603 * doc/invoke.texi (MT Options): Remove.
15604 (-mwindiss): Remove.
15605 (CRIS Options): Remove cris-axis-aout references.
15606 (HPPA Options): Don't mention hppa1.1-*-pro.
15607 * doc/md.texi: (MorphoTech family): Remove.
15608 * libgcc2.c: Don't handle UWIN.
15609 * config/alpha/t-unicosmk: Remove.
15610 * config/alpha/unicosmk.h: Remove.
15611 * config/arm/kaos-arm.h: Remove.
15612 * config/arm/kaos-strongarm.h: Remove.
15613 * config/arm/strongarm-coff.h: Remove.
15614 * config/arm/strongarm-elf.h: Remove.
15615 * config/arm/strongarm-pe.h: Remove.
15616 * config/arm/t-strongarm-pe: Remove.
15617 * config/arm/t-xscale-coff: Remove.
15618 * config/arm/t-xscale-elf: Remove.
15619 * config/arm/xscale-coff.h: Remove.
15620 * config/arm/xscale-elf.h: Remove.
15621 * config/chorus.h: Remove.
15622 * config/cris/aout.h: Remove.
15623 * config/cris/aout.opt: Remove.
15624 * config/cris/t-aout: Remove.
15625 * config/i386/beos-elf.h: Remove.
15626 * config/i386/kaos-i386.h: Remove.
15627 * config/i386/ptx4-i.h: Remove.
15628 * config/i386/sco5.h: Remove.
15629 * config/i386/sco5.opt: Remove.
15630 * config/i386/sysv4-cpp.h: Remove.
15631 * config/i386/sysv5.h: Remove.
15632 * config/i386/t-beos: Remove.
15633 * config/i386/t-sco5: Remove.
15634 * config/i386/t-uwin: Remove.
15635 * config/i386/uwin.asm: Remove.
15636 * config/i386/uwin.h: Remove.
15637 * config/kaos.h: Remove.
15638 * config/mips/windiss.h: Remove.
15639 * config/mt: Remove directory.
15640 * config/pa/pa-osf.h: Remove.
15641 * config/pa/pa-pro-end.h: Remove.
15642 * config/pa/t-pro: Remove.
15643 * config/ptx4.h: Remove.
15644 * config/rs6000/beos.h: Remove.
15645 * config/rs6000/kaos-ppc.h: Remove.
15646 * config/rs6000/t-beos: Remove.
15647 * config/rs6000/windiss.h: Remove.
15648 * config/sh/kaos-sh.h: Remove.
15649 * config/sol2-6.h: Remove.
15650 * config/sparc/sol26-sld.h: Remove.
15651 * config/sparc/sysv4-only.h: Remove.
15652 * config/vax/bsd.h: Remove.
15653 * config/vax/t-memfuncs: Remove.
15654 * config/vax/ultrix.h: Remove.
15655 * config/vax/vaxv.h: Remove.
15656 * config/windiss.h: Remove.
15658 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15660 PR rtl-optimization/36438
15661 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15662 for vector shifts with constant scalar shift operands.
15664 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15666 * doc/invoke.texi: Document -march=xlr.
15667 * config/mips/xlr.md: New file.
15668 * config/mips/mips.md: Include it.
15670 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15671 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15672 (mips_rtx_cost_data): Likewise.
15674 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15676 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15677 PRE_INC and PRE_DEC cases.
15679 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15681 PR rtl-optimization/36419
15682 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15683 the emitting jump insn.
15686 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15687 is not bool, boolify the whole *expr_p and convert to the desired type.
15689 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15691 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15692 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15693 Add omp_private_outer_ref hook, add another argument to
15694 omp_clause_default_ctor hook.
15695 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15696 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15697 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15698 hook_tree_tree_tree_tree_null.
15699 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15700 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15701 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15702 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15703 * tree.def (OMP_TASK): New tree code.
15704 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15705 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15706 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15707 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15708 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15709 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15710 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15711 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15712 (OMP_DIRECTIVE_P): Add OMP_TASK.
15713 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15714 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15715 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15716 and OMP_CLAUSE_UNTIED entries.
15717 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15719 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15720 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15721 * tree-pretty-print.c (dump_omp_clause): Handle
15722 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15723 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15724 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15725 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15726 warning about unsigned iterators. Change decl/init/cond/incr
15727 arguments to TREE_VECs, check arguments for all collapsed loops.
15728 (c_finish_omp_taskwait): New function.
15729 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15731 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15732 default_function_array_conversion on init. Add par_clauses argument.
15733 If decl is present in parallel's lastprivate clause, change it to
15734 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15735 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15736 collapse count in clauses.
15737 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15738 c_parser_omp_for_loop callers.
15739 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15740 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15741 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15742 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15744 (c_parser_omp_clause_schedule): Handle schedule(auto).
15745 Include correct location in the error message.
15746 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15747 and PRAGMA_OMP_CLAUSE_UNTIED.
15748 (OMP_TASK_CLAUSE_MASK): Define.
15749 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15750 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15751 * tree-nested.c (convert_nonlocal_omp_clauses,
15752 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15753 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15754 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15755 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15757 (conver_nonlocal_reference, convert_local_reference,
15758 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15759 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15760 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15761 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15762 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15763 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15764 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15765 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15766 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15768 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15769 * c-common.h (c_finish_omp_taskwait): New prototype.
15770 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15771 * tree-parloops.c (create_parallel_loop): Create 1 entry
15772 vectors for OMP_FOR_{INIT,COND,INCR}.
15773 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15774 (make_edges): Handle OMP_TASK.
15775 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15776 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15777 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15778 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15779 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15780 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15781 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15782 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15783 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15784 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15785 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15786 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15787 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15788 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15789 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15790 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15791 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15792 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15793 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15794 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15795 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15796 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15797 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15798 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15799 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15800 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15801 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15802 original iterator is present in lastprivate clause or if
15803 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15804 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15805 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15806 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15807 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15808 if it is set, lookup var in outer contexts too. Handle
15809 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15810 to be implicitly determined firstprivate for task regions.
15811 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15812 if it is set, lookup var in outer contexts too. Set
15813 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15814 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15815 OMP_CLAUSE_UNTIED. Take region_type as last argument
15816 instead of in_parallel and in_combined_parallel.
15817 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15819 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15820 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15821 (new_omp_context): Set default_kind to
15822 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15823 (omp_region_type): New enum.
15824 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15825 fields, add region_type.
15826 (new_omp_context): Take region_type as argument instead of is_parallel
15827 and is_combined_parallel.
15828 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15829 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15830 ctx->is_combined_parallel checks.
15831 (gimplify_omp_task): New function.
15832 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15834 * omp-low.c (extract_omp_for_data): Use schedule(static)
15835 for schedule(auto). Handle pointer and unsigned iterators.
15836 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15837 Add loops argument. Extract data for collapsed OMP_FOR loops.
15838 (expand_parallel_call): Assert sched_kind isn't auto,
15839 map runtime schedule to index 3.
15840 (struct omp_for_data_loop): New type.
15841 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15842 Add loop, loops, collapse and iter_type fields.
15843 (workshare_safe_to_combine_p): Disallow combined for if
15844 iter_type is unsigned long long. Don't combine collapse > 1 loops
15845 unless all bounds and steps are constant. Adjust extract_omp_for_data
15847 (expand_omp_for_generic): Handle pointer, unsigned and long long
15848 iterators. Handle collapsed OMP_FOR loops. Adjust
15849 for struct omp_for_data changes. If libgomp function doesn't return
15850 boolean_type_node, add comparison of the return value with 0.
15851 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15852 pointer, unsigned and long long iterators. Adjust for struct
15853 omp_for_data changes.
15854 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15855 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15856 unsigned long long. Allocate loops array, pass it to
15857 extract_omp_for_data. For collapse > 1 loops use always
15858 expand_omp_for_generic.
15859 (omp_context): Add sfield_map and srecord_type fields.
15860 (is_task_ctx, lookup_sfield): New functions.
15861 (use_pointer_for_field): Use is_task_ctx helper. Change first
15862 argument's type from const_tree to tree. Clarify comment.
15863 In OMP_TASK disallow copy-in/out sharing.
15864 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15865 (install_var_field): Add mask argument. Populate both record_type
15866 and srecord_type if needed.
15867 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15869 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15870 and DECL_FIELD_OFFSET.
15871 (scan_sharing_clauses): Adjust install_var_field callers. For
15872 firstprivate clauses on explicit tasks allocate the var by value in
15873 record_type unconditionally, rather than by reference.
15874 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15875 Use is_taskreg_ctx instead of is_parallel_ctx.
15876 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15877 (create_omp_child_function_name): Add task_copy argument, use
15878 *_omp_cpyfn* names if it is true.
15879 (create_omp_child_function): Add task_copy argument, if true create
15880 *_omp_cpyfn* helper function.
15881 (scan_omp_parallel): Adjust create_omp_child_function callers.
15882 Rename parallel_nesting_level to taskreg_nesting_level.
15883 (scan_omp_task): New function.
15884 (lower_rec_input_clauses): Don't run constructors for firstprivate
15885 explicit task vars which are initialized by *_omp_cpyfn*.
15886 Pass outer var ref to omp_clause_default_ctor hook if
15887 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15888 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15889 OMP_CLAUSE_REDUCTION_INIT.
15890 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15891 avoid duplicate setting of fields. Handle
15892 OMP_CLAUSE_PRIVATE_OUTER_REF.
15893 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15894 copy-out if TREE_READONLY, only copy-in.
15895 (expand_task_copyfn): New function.
15896 (expand_task_call): New function.
15897 (struct omp_taskcopy_context): New type.
15898 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15900 (lower_omp_parallel): Rename to...
15901 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15902 Call create_task_copyfn if srecord_type is needed. Adjust
15904 (task_shared_vars): New variable.
15905 (check_omp_nesting_restrictions): Warn if work-sharing,
15906 barrier, master or ordered region is closely nested inside OMP_TASK.
15907 Add warnings for barrier if closely nested inside of work-sharing,
15908 ordered, or master region.
15909 (scan_omp_1): Call check_omp_nesting_restrictions even for
15910 GOMP_barrier calls. Rename parallel_nesting_level to
15911 taskreg_nesting_level. Handle OMP_TASK.
15912 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15913 work-sharing construct, continue looking for them on parent parallel
15915 (lower_omp_for_lastprivate): Add lastprivate clauses
15916 to the beginning of dlist rather than end. Adjust for struct
15917 omp_for_data changes.
15918 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15919 not after it. Handle collapsed OMP_FOR loops, adjust for
15920 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15921 (get_ws_args_for): Adjust extract_omp_for_data caller.
15922 (scan_omp_for): Handle collapsed OMP_FOR
15923 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15924 (lower_omp_single_simple): If libgomp function doesn't return
15925 boolean_type_node, add comparison of the return value with 0.
15926 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15927 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15928 (parallel_nesting_level): Rename to...
15929 (taskreg_nesting_level): ... this.
15930 (is_taskreg_ctx): New function.
15931 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15932 of is_parallel_ctx.
15933 (execute_lower_omp): Rename parallel_nesting_level to
15934 taskreg_nesting_level.
15935 (expand_omp_parallel): Rename to...
15936 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15937 Call omp_task_call for OMP_TASK regions.
15938 (expand_omp): Adjust caller, handle OMP_TASK.
15939 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15941 * bitmap.c (bitmap_default_obstack_depth): New variable.
15942 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15943 if argument is NULL and bitmap_default_obstack is already initialized.
15944 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15946 * matrix-reorg.c (matrix_reorg): Likewise.
15948 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15950 * config/i386/i386.md (*indirect_jump): Macroize using P
15951 mode iterator. Remove !TARGET_64BIT from insn constraints.
15952 (*tablejump_1): Ditto.
15953 (*indirect_jump_rex64): Remove insn pattern.
15954 (*tablejump_1_rex64): Ditto.
15955 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15956 and eh_return_si insn patterns.
15958 2008-06-06 Richard Guenther <rguenther@suse.de>
15960 * tree-ssa-structalias.c (merge_smts_into): Remove.
15961 (find_what_p_points_to): Do not bother to compute the
15962 points-to set for pt_anything pointers.
15963 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15964 for pt_anything pointers is ok.
15966 2008-06-06 Jan Hubicka <jh@suse.cz>
15968 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15970 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15972 * cgraph.c: Fix typos in comments.
15973 (cgraph_availability_names): Fix string typo.
15974 * fold-const.c: Fix typos in comments.
15975 (fold_binary): Fix typo in warning.
15976 * genautomata.c: Fix typos in comments.
15977 (check_presence_pattern_sets): Fix typo in local variable.
15978 (output_description): Fix typo in output.
15979 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15980 * hwint.h: Likewise.
15981 * matrix-reorg.c (check_allocation_function): Likewise.
15982 * omega.c (smooth_weird_equations): Likewise.
15983 * auto-inc-dec.c: Fix typos in comments.
15984 * bb-reorder.c: Likewise.
15985 * builtins.c: Likewise.
15986 * c-common.c: Likewise.
15987 * c-cppbuiltin.c: Likewise.
15988 * c-parser.c: Likewise.
15989 * c-pretty-print.c: Likewise.
15990 * cfgcleanup.c: Likewise.
15991 * cfgexpand.c: Likewise.
15992 * cfghooks.c: Likewise.
15993 * cfglayout.c: Likewise.
15994 * cfgloopmanip.c: Likewise.
15995 * cgraphunit.c: Likewise.
15996 * coverage.c: Likewise.
15997 * dbxout.c: Likewise.
15998 * df-byte-scan.c: Likewise.
15999 * df-core.c: Likewise.
16000 * df-problems.c: Likewise.
16001 * df-scan.c: Likewise.
16003 * dominance.c: Likewise.
16004 * domwalk.c: Likewise.
16006 * dwarf2out.c: Likewise.
16007 * emit-rtl.c: Likewise.
16008 * et-forest.c: Likewise.
16009 * function.c: Likewise.
16010 * function.h: Likewise.
16012 * gcov-io.c: Likewise.
16013 * gcov.c: Likewise.
16014 * gcse.c: Likewise.
16015 * genattrtab.c: Likewise.
16016 * ggc-page.c: Likewise.
16017 * gimplify.c: Likewise.
16018 * gthr-lynx.h: Likewise.
16019 * haifa-sched.c: Likewise.
16020 * ipa-cp.c: Likewise.
16021 * ipa-inline.c: Likewise.
16022 * ipa-prop.h: Likewise.
16023 * ipa-pure-const.c: Likewise.
16024 * ipa-struct-reorg.c: Likewise.
16025 * ipa-struct-reorg.h: Likewise.
16026 * ipa-type-escape.c: Likewise.
16028 * loop-doloop.c: Likewise.
16029 * mips-tfile.c: Likewise.
16030 * mkmap-flat.awk: Likewise.
16031 * mkmap-symver.awk: Likewise.
16032 * modulo-sched.c: Likewise.
16033 * omp-low.c: Likewise.
16034 * optabs.c: Likewise.
16035 * optabs.h: Likewise.
16036 * opts.c: Likewise.
16037 * passes.c: Likewise.
16038 * postreload-gcse.c: Likewise.
16039 * postreload.c: Likewise.
16040 * predict.c: Likewise.
16041 * pretty-print.h: Likewise.
16042 * profile.c: Likewise.
16043 * protoize.c: Likewise.
16044 * ra-conflict.c: Likewise.
16045 * real.c: Likewise.
16046 * recog.c: Likewise.
16047 * regclass.c: Likewise.
16048 * regs.h: Likewise.
16049 * reload.c: Likewise.
16050 * rtl-error.c: Likewise.
16051 * rtlanal.c: Likewise.
16052 * scan.h: Likewise.
16053 * sched-rgn.c: Likewise.
16055 * stmt.c: Likewise.
16056 * target.h: Likewise.
16057 * tree-dfa.c: Likewise.
16058 * tree-eh.c: Likewise.
16059 * tree-flow-inline.h: Likewise.
16060 * tree-inline.c: Likewise.
16061 * tree-into-ssa.c: Likewise.
16062 * tree-loop-distribution.c: Likewise.
16063 * tree-nested.c: Likewise.
16064 * tree-parloops.c: Likewise.
16065 * tree-pass.h: Likewise.
16066 * tree-pretty-print.c: Likewise.
16067 * tree-profile.c: Likewise.
16068 * tree-scalar-evolution.c: Likewise.
16069 * tree-sra.c: Likewise.
16070 * tree-ssa-alias-warnings.c: Likewise.
16071 * tree-ssa-ccp.c: Likewise.
16072 * tree-ssa-coalesce.c: Likewise.
16073 * tree-ssa-dom.c: Likewise.
16074 * tree-ssa-dse.c: Likewise.
16075 * tree-ssa-forwprop.c: Likewise.
16076 * tree-ssa-live.c: Likewise.
16077 * tree-ssa-live.h: Likewise.
16078 * tree-ssa-loop-im.c: Likewise.
16079 * tree-ssa-loop-ivopts.c: Likewise.
16080 * tree-ssa-loop-niter.c: Likewise.
16081 * tree-ssa-loop-prefetch.c: Likewise.
16082 * tree-ssa-phiopt.c: Likewise.
16083 * tree-ssa-phiprop.c: Likewise.
16084 * tree-ssa-sccvn.c: Likewise.
16085 * tree-ssa-ter.c: Likewise.
16086 * tree-ssa-threadupdate.c: Likewise.
16087 * tree-ssa.c: Likewise.
16088 * tree-vect-analyze.c: Likewise.
16089 * tree-vect-transform.c: Likewise.
16090 * tree-vectorizer.c: Likewise.
16091 * tree-vn.c: Likewise.
16092 * tree-vrp.c: Likewise.
16093 * tree.c: Likewise.
16094 * tree.def: Likewise.
16095 * tree.h: Likewise.
16096 * unwind-dw2-fde.c: Likewise.
16097 * unwind.inc: Likewise.
16098 * value-prof.c: Likewise.
16099 * vmsdbgout.c: Likewise.
16101 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16103 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16104 always place FP constants in the TOC for TARGET_POWERPC64.
16105 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16107 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16109 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16110 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16111 enable for TARGET_E500_DOUBLE.
16112 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16113 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16114 floating-point modes like integer modes for E500 double.
16115 (rs6000_legitimate_offset_address_p): Likewise.
16116 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16117 addressing for DDmode for E500 double.
16118 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16119 modes as using 64-bits of registers for E500 double.
16120 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16121 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16122 specially for E500 double.
16123 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16124 TDmode for E500 double.
16125 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16126 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16127 (rs6000_split_multireg_move): Do not handle TDmode specially for
16129 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16130 using 64-bit registers for E500 double.
16131 (emit_frame_save): Do not handle DDmode specially for E500 double.
16132 (gen_frame_mem_offset): Likewise.
16133 (rs6000_function_value): Do not call spe_build_register_parallel
16134 for DDmode or TDmode.
16135 (rs6000_libcall_value): Likewise.
16136 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16137 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16140 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16142 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16145 2008-06-04 Junjie Gu <jgu@tensilica.com>
16147 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16148 comparison for frame pointers.
16150 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16153 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16155 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16158 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16159 register is already smaller or equal to required mode.
16161 2008-06-04 Xinliang David Li <davidxl@google.com>
16163 * tree-call-cdce.c: New file.
16164 (cond_dead_built_in_calls): New static variable.
16165 (input_domain): New struct.
16166 (check_pow): New function.
16167 (check_builtin_call): Ditto.
16168 (check_target_format): Ditto.
16169 (is_call_dce_candidate): Ditto.
16170 (gen_one_condition): Ditto.
16171 (gen_conditions_for_domain): Ditto.
16172 (get_domain): Ditto.
16173 (gen_conditions_for_pow_cst_base): Ditto.
16174 (gen_conditions_for_pow_int_base): Ditto.
16175 (gen_conditions_for_pow): Ditto.
16176 (get_no_error_domain): Ditto.
16177 (gen_shrink_wrap_conditions): Ditto.
16178 (shrink_wrap_one_built_in_call): Ditto.
16179 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16180 (tree_call_cdce): Ditto.
16181 (gate_call_cdce): Ditto.
16182 (pass_call_cdce): New gimple pass.
16183 * passes.c: (init_optimization_passes): New pass.
16184 * tree-pass.h: New pass declaration.
16185 * opts.c (decode_options): New flag setting.
16186 * common.opt: Add -ftree-builtin-call-dce flag.
16187 * Makefile.in: Add new source file.
16188 * tempvar.def: New tv_id.
16189 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16191 2008-06-04 Richard Guenther <rguenther@suse.de>
16193 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16194 (is_call_clobbered): Always check var_ann->call_clobbered.
16195 (mark_call_clobbered): Always set var_ann->call_clobbered.
16196 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16197 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16198 (reset_alias_info): Clear call clobbering info on MTAGs and
16200 (set_pt_anything): Set pt_global_mem.
16201 (create_tag_raw): Adjust comment.
16202 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16204 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16205 Maxim Kuvyrkov <maxim@codesourcery.com>
16207 * config/m68k/m68k.opt (mxgot): New option.
16208 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16209 (m68k_output_addr_const_extra): New.
16210 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16211 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16212 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16213 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16215 2008-06-04 Richard Guenther <rguenther@suse.de>
16217 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16218 negative or non-representable offsets.
16220 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16222 * config/i386/i386.c (ix86_gen_leave): New.
16223 (ix86_gen_pop1): Likewise.
16224 (ix86_gen_add3): Likewise.
16225 (ix86_gen_sub3): Likewise.
16226 (ix86_gen_sub3_carry): Likewise.
16227 (ix86_gen_one_cmpl2): Likewise.
16228 (ix86_gen_monitor): Likewise.
16229 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16230 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16231 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16232 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16233 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16234 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16235 (ix86_expand_epilogue): Updated.
16236 (print_operand): Handle integer register operand for 'z'.
16237 (ix86_expand_strlensi_unroll_1): Likewise.
16238 (ix86_expand_strlen): Likewise.
16239 (ix86_expand_builtin): Likewise.
16240 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16241 mov{q}/mov{l} and add{q}/add{l}.
16243 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16245 * config/i386/i386.md (P): New mode iterator.
16246 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16247 using P mode iterator.
16248 (DFmode push_operand splitter): Ditto.
16249 (XFmode push_operand splitter): Ditto.
16250 (DFmode float_extend SFmode push_operand splitter): Ditto.
16251 (XFmode float_extend SFmode push_operand splitter): Do not generate
16252 SImode pushes for 64bit target. Macroize Dimode and SImode
16253 pushes using P mode iterator.
16254 (XFmode float_extend DFmode push_operand splitter): Ditto.
16256 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16258 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16259 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16260 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16261 return type to int.
16262 (ix86_call_abi_override): Remove check for call_used_regs.
16264 2008-06-03 Richard Guenther <rguenther@suse.de>
16266 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16267 for the lhs of calls if the return type contains pointers.
16269 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16271 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16272 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16273 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16274 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16275 of cfun and DEFAULT_ABI to deceide abi mode.
16276 (DEFAULT_ABI): New.
16277 (REG_PARM_STACK_SPACE): Removed.
16278 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16279 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16280 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16281 (ix86_function_abi): Likewise.
16282 (ix86_function_type_abi): Likewise.
16283 (ix86_call_abi_override): Likewise.
16284 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16285 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16286 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16287 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16289 (X86_64_REGPARM_MAX): New.
16290 (X86_64_SSE_REGPARM_MAX): New.
16291 (X64_REGPARM_MAX): New.
16292 (X64_SSE_REGPARM_MAX): New.
16293 (X86_32_REGPARM_MAX): New.
16294 (X86_32_SSE_REGPARM_MAX): New.
16295 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16296 (ix86_function_regparm): Handle user calling abi.
16297 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16298 by DEFAULT_ABI versus SYSV_ABI check.
16299 (ix86_reg_parm_stack_space): New.
16300 (ix86_function_type_abi): New.
16301 (ix86_call_abi_override): New.
16302 (ix86_function_abi): New.
16303 (ix86_cfun_abi): New.
16304 (init_cumulative_args): Call abi specific initialization.
16305 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16306 (function_arg_64): Extend SSE_REGPARM_MAX check.
16307 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16308 (ix86_pass_by_reference): Likewise.
16309 (ix86_function_value_regno_p): Likewise.
16310 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16311 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16312 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16313 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16314 (setup_incoming_varargs_64): Adjust regparm for call abi.
16315 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16316 (ix86_va_start): Likewise.
16317 (ix86_gimplify_va_arg): Likewise.
16318 (ix86_expand_prologue): Likewise.
16319 (output_pic_addr_const): Likewise.
16320 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16321 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16322 (x86_output_mi_thunk): Likewise.
16323 (x86_function_profiler): Likewise.
16324 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16325 (SYSV_ABI, MS_ABI): New constants.
16326 (DEFAULT_ABI): New.
16327 (init_regs): Add prototype of function in regclass.c file.
16328 (OVERRIDE_ABI_FORMAT): New.
16329 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16330 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16331 (OUTGOING_REG_PARM_STACK_SPACE): New.
16332 (ix86_reg_parm_stack_space): New prototype.
16333 (CUMULATIVE_ARGS): Add call_abi member.
16334 (machine_function): Add call_abi member.
16335 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16336 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16338 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16341 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16342 (avr_builtin_setjmp_frame_value): New function.
16343 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16344 (nonlocal_goto): Define.
16346 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16348 * config/mips/mips.c (mips_emit_loadgp): Return early if
16349 there is nothing do to, otherwise emit a blockage if
16350 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16351 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16353 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16355 * configure.ac: Drop unneeded backslash ending up in config.in.
16356 * acinclude.m4: Likewise.
16357 * config.in: Regenerate.
16359 2008-05-26 Jan Hubicka <jh@suse.cz>
16361 * predict.c (maybe_hot_frequency_p): Break out of...
16362 (maybe_hot_bb_p): ... here.
16363 (maybe_hot_edge_p): New.
16364 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16365 * basic-block.h (maybe_hot_edge_p): Declare.
16367 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16369 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16370 (*cmpfp_<mode>_cc): Ditto.
16371 (*fp_jcc_8<mode>_387): Ditto.
16372 (*fop_<MODEF:mode>_2_i387): Ditto.
16373 (*fop_<MODEF:mode>_3_i387): Ditto.
16374 (*fop_xf_2_i387): Ditto.
16375 (*fop_xf_3_i387): Ditto.
16377 2008-06-02 Tomas Bily <tbily@suse.cz>
16379 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16381 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16383 * config/mips/mips.c (mips_valid_offset_p): New function.
16384 (mips_valid_lo_sum_p): Likewise.
16385 (mips_classify_address): Use them.
16386 (mips_force_address): New function.
16387 (mips_legitimize_address): Use it.
16388 * config/mips/mips.md (MOVE128): New mode iterator.
16389 (movtf): Require TARGET_64BIT. Remove empty strings.
16390 (*movtf_internal): Rename to...
16391 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16392 of "R" and use {,fp}{load,store} attributes instead of "multi".
16393 Use a separate define_split.
16394 (*movtf_mips16): New pattern.
16396 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16398 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16399 * config/mips/mips.c (mips_expand_before_return): New function.
16400 (mips_expand_epilogue): Call it.
16401 * config/mips/mips.md (return): Turn into a define_expand.
16402 (*return): New insn.
16404 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16406 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16407 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16408 functions. Do not emit uses and clobbers of CONCATs; individually
16409 use and clobber their operands.
16410 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16411 gen_clobber, emit_use and gen_use.
16412 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16413 (expand_builtin_return): Likewise.
16414 * cfgbuild.c (count_basic_blocks): Likewise.
16415 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16416 * explow.c (emit_stack_restore): Likewise.
16417 * expmed.c (extract_bit_field_1): Likewise.
16418 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16419 (emit_move_multi_word, store_constructor): Likewise.
16420 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16421 (thread_prologue_and_epilogue_insns): Likewise.
16422 * lower-subreg.c (resolve_simple_move): Likewise.
16423 * optabs.c (widen_operand, expand_binop): Likewise.
16424 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16425 * reload.c (find_reloads): Likewise.
16426 * reload1.c (eliminate_regs_in_insn): Likewise.
16427 * stmt.c (expand_nl_goto_receiver): Likewise.
16428 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16429 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16430 * config/arm/arm.c (arm_load_pic_register): Likewise.
16431 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16432 * config/arm/arm.md (untyped_return): Likewise.
16433 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16434 * config/avr/avr.c (expand_prologue): Likewise.
16435 * config/bfin/bfin.c (do_unlink): Likewise.
16436 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16437 * config/cris/cris.c (cris_expand_prologue): Likewise.
16438 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16439 (machopic_legitimize_pic_address): Likewise.
16440 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16441 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16442 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16443 (ix86_expand_convert_uns_didf_sse): Likewise.
16444 (ix86_expand_vector_init_general): Likewise.
16445 * config/ia64/ia64.md (eh_epilogue): Likewise.
16446 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16447 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16448 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16449 (config/iq2000/iq2000.c): Likewise.
16450 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16451 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16452 (builtin_longjmp): Likewise.
16453 * config/mn10300/mn10300.md (call, call_value): Likewise.
16454 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16455 * config/pdp11/pdp11.md (abshi2): Likewise.
16456 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16457 * config/s390/s390.c (s390_emit_prologue): Likewise.
16458 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16459 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16460 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16461 * config/sh/sh.c (prepare_move_operands): Likewise.
16462 (output_stack_adjust, sh_expand_epilogue): Likewise.
16463 (sh_set_return_address, sh_expand_t_scc): Likewise.
16464 * config/sparc/sparc.c (load_pic_register): Likewise.
16465 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16466 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16467 * config/v850/v850.c (expand_epilogue): Likewise.
16469 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16471 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16472 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16473 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16474 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16475 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16476 stack pointer register.
16477 (output_movhi): Remove code for interrupt specific writing to the
16478 stack pointer register.
16480 2008-05-31 Richard Guenther <rguenther@suse.de>
16482 PR tree-optimization/34244
16483 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16484 (tree_expr_nonzero_warnv_p): Likewise.
16485 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16486 ssa_name_nonnegative_p.
16487 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16488 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16489 not tree_expr_nonzero_warnv_p.
16491 PR tree-optimization/36262
16493 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16495 PR tree-optimization/34244
16496 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16497 (record_numbers_of_iterations): New function.
16498 (execute_vrp): Cache the numbers of iterations of loops.
16499 * tree-scalar-evolution.c (scev_reset_except_niters):
16501 (scev_reset): Use scev_reset_except_niters.
16502 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16504 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16506 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16507 __WORKAROUND_RETS when appropriate.
16509 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16511 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16512 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16514 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16515 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16516 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16517 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16518 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16519 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16520 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16521 *fop_df_1_sse insn patterns using MODEF mode iterator.
16522 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16523 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16524 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16525 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16526 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16527 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16528 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16529 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16530 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16531 (*fop_xf_5_i387): Ditto.
16532 (*fop_xf_6_i387): Ditto.
16534 2008-05-30 Richard Guenther <rguenther@suse.de>
16536 * builtins.c (build_string_literal): Avoid generating
16537 a non-gimple_val result.
16539 2008-05-30 DJ Delorie <dj@redhat.com>
16541 * exec-tool.in: Use an environment variable (private) instead of a
16542 file (shared) as a semaphore, so as to not break parallel builds.
16544 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16546 * optabs.c (maybe_encapsulate_block): Remove.
16547 (emit_libcall_block): Adjust accordingly.
16548 * optabs.h (maybe_encapsulate_block): Remove prototype.
16550 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16551 Don't use maybe_encapsulate_block.
16553 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16555 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16556 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16557 rtx is a SYMBOL_REF before calling get_pool_constant.
16559 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16561 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16563 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16565 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16566 rather than OS names to choose INO_T_EQ definition.
16567 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16568 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16570 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16573 * config/darwin-f.c: New.
16574 * config/t-darwin: Added rule to build darwin-f.o.
16575 * config.gcc: Defined new variable, fortran_target_objs.
16576 (*-*-darwin*): Set fortran_target_objs.
16577 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16578 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16579 * configure: Regenerated.
16581 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16584 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16585 canonical type if needed.
16587 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16589 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16591 2008-05-29 Richard Guenther <rguenther@suse.de>
16593 PR tree-optimization/36343
16594 PR tree-optimization/36346
16595 PR tree-optimization/36347
16596 * tree-flow.h (clobber_what_p_points_to): Declare.
16597 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16598 pointed-to variable is dereferenced is irrelevant to whether
16599 the pointer can access the pointed-to variable.
16600 (clobber_what_p_points_to): New function.
16601 * tree-ssa-alias.c (set_initial_properties): Use it.
16602 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16603 call clobber check for NMTs.
16605 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16607 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16608 for printing gcov_type.
16610 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16612 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16613 and the eh region information.
16614 * value-prof.c (gimple_move_stmt_histograms): New function.
16615 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16617 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16619 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16621 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16623 * value-prof.c (tree_ic_transform): Print counts.
16624 * tree-profile.c (tree_gen_ic_func_profiler):
16625 Clear __gcov_indreict_call_callee variable to avoid misattribution
16628 2008-05-28 Rafael Espíndola <espindola@google.com>
16630 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16633 2008-05-28 Richard Guenther <rguenther@suse.de>
16635 PR tree-optimization/36339
16636 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16637 and clobbering code out of the loop.
16639 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16641 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16644 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16645 s390_contiguous_bitmask_p, s390_symref_operand_p,
16646 s390_check_symref_alignment, s390_reload_larl_operand,
16647 s390_reload_symref_address): New functions.
16648 (s390_branch_condition_mnemonic): Support compare and branch
16650 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16651 and 'W' constraints.
16652 (s390_secondary_reload): Add secondary reloads for unaligned
16653 symbol refs or symbol refs to floating point or QI/TI mode
16655 (legitimate_address_p): Accept symbol references as addresses.
16656 (s390_expand_insv): Use rotate and insert selected bits
16657 instruction for insv when building for z10.
16658 (print_operand_address): Handle symbol ref addresses.
16659 (print_operand): Output modifier 'c' added for signed byte values.
16660 (s390_encode_section_info): Mark symbol refs with
16661 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16663 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16664 (length attribute): RRF, RRR have 4 byte length.
16665 (FPALL, INTALL): New mode iterators added.
16666 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16667 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16668 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16669 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16670 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16671 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16672 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16673 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16675 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16676 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16677 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16678 reload<INTALL:mode><P:mode>_toreg_z10,
16679 reload<FPALL:mode><P:mode>_tomem_z10,
16680 reload<FPALL:mode><P:mode>_toreg_z10,
16681 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16682 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16683 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16684 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16686 (movmem, clrmem, cmpmem): New splitters added.
16688 * config/s390/predicates.md (larl_operand): Use
16689 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16690 SYMBOL_REF_ALIGN1_P.
16691 (s390_signed_integer_comparison,
16692 s390_unsigned_integer_comparison): New predicates.
16694 * config/s390/s390-protos.h (s390_check_symref_alignment,
16695 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16696 s390_reload_symref_address,
16697 s390_compare_and_branch_condition_mask): Prototypes added.
16699 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16700 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16701 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16703 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16705 * config/s390/s390.c (z10_cost): New cost function for z10.
16706 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16707 (s390_issue_rate): Adjust issue rate for z10.
16708 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16709 (processor_flags): Add PF_Z10.
16710 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16711 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16712 * gcc/config.gcc: Add z10.
16714 2008-05-28 Richard Guenther <rguenther@suse.de>
16716 PR tree-optimization/36291
16717 * tree-flow. h (struct gimple_df): Remove var_anns member.
16718 * tree-flow-inline.h (gimple_var_anns): Remove.
16719 (var_ann): Simplify.
16720 * tree-dfa.c (create_var_ann): Simplify.
16721 (remove_referenced_var): Clear alias info from var_anns of globals.
16722 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16723 (delete_tree_ssa): Clear alias info from var_anns of globals.
16724 Do not free var_anns.
16725 (var_ann_eq): Remove.
16726 (var_ann_hash): Likewise.
16728 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16730 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16731 and loongson2f entries.
16732 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16733 * config/mips/mips.h (processor_type): Add Loongson-2E
16734 and Loongson-2F entries.
16735 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16736 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16737 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16738 * doc/invoke.texi (MIPS Options): Document loongson2e
16739 and loongson2f processor names.
16741 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16745 * config/i386/i386.c (ix86_function_arg_boundary): Use
16746 alignment of canonical type.
16747 (ix86_expand_vector_move): Check unaligned memory access for
16750 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16752 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16753 Moved to the front of file.
16755 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16756 H.J. Lu <hongjiu.lu@intel.com>
16758 * dwarf2out.c (current_fde): New.
16760 (lookup_cfa:): Likewise.
16761 (dwarf2out_end_epilogue): Likewise.
16762 (dwarf2out_note_section_used): Likewise.
16764 2008-05-27 Michael Matz <matz@suse.de>
16767 * c.opt (Wenum-compare): New warning option.
16768 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16770 2008-05-27 Michael Matz <matz@suse.de>
16772 PR middle-end/36326
16773 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16775 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16776 into memory as tail calls.
16778 2008-05-27 Richard Guenther <rguenther@suse.de>
16780 PR tree-optimization/36339
16781 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16782 pointers cause all addressable variables to be call clobbered.
16784 2008-05-27 Richard Guenther <rguenther@suse.de>
16786 PR tree-optimization/36245
16787 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16789 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16791 * config/s390/s390.md: Replace all occurences of the 'm'
16792 constraint with 'RT'.
16794 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16796 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16798 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16800 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16801 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16802 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16804 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16806 * reload.c: (find_reloads): Skip alternatives according to the
16807 "enabled" attribute. Constify the constraint variable.
16808 * recog.c (get_attr_enabled): Add default implementation.
16809 (extract_insn): Set the alternative_enabled_p array
16810 in the recog_data struct.
16811 (preprocess_constraints, constrain_operands): Skip
16812 alternatives according to the "enabled" attribute
16813 * recog.h (struct recog_data): New field alternative_enabled_p.
16814 (skip_alternative): New inline function.
16815 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16816 (record_reg_classes): Skip alternative according to the
16817 "enabled" attribute.
16819 * doc/md.texi: Add documention for the "enabled" attribute.
16821 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16823 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16824 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16825 constraint with TARGET_MEM_CONSTRAINT.
16826 * recog.c (asm_operand_ok, preprocess_constraints,
16827 constrain_operands): Likewise.
16828 * regclass.c (record_reg_classes): Likewise.
16829 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16830 * reload1.c (maybe_fix_stack_asms): Likewise.
16831 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16832 * recog.h: Adjust comment.
16833 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16834 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16835 * doc/md.texi: Add a note to description of 'm' constraint.
16836 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16838 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16840 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16841 that the bitfield is of integral type before testing its precision.
16843 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16844 Sa Liu <saliu@de.ibm.com>
16846 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16847 __modti3, __udivti3, __umodti3 and __udivmodti4.
16848 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16849 that implement TImode mul and div functions.
16850 * config/spu/multi3.c: New. Implement __multi3.
16851 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16852 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16855 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16857 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16858 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16859 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16860 tls_sysv_suffix): New mode and mode attribute iterators.
16861 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16862 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16863 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16864 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16865 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16868 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16870 PR tree-optimization/36329
16871 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16872 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16873 * cgraphbuild.c (initialize_inline_failed): Use the latter
16874 macro in lieu of the former.
16875 * ipa-inline.c (cgraph_mark_inline): Likewise.
16876 (cgraph_decide_inlining_of_small_function): Likewise.
16877 (cgraph_decide_inlining): Likewise.
16878 (cgraph_decide_inlining_incrementally): Likewise.
16880 2008-05-26 Tristan Gingold <gingold@adacore.com>
16881 Anatoly Sokolov <aesok@post.ru>
16883 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16884 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16885 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16886 optimization for 'avr6' architecture.
16888 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16891 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16893 2008-05-26 Richard Guenther <rguenther@suse.de>
16895 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16896 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16898 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16900 PR middle-end/36253
16901 * caller-save.c (insert_restore): Verify alignment of spill space.
16902 (insert_save): Likewise.
16903 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16904 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16905 (STACK_SLOT_ALIGNMENT): Likewise.
16906 * function.c (LOCAL_ALIGNMENT): Removed.
16907 (get_stack_local_alignment): New.
16908 (assign_stack_local): Use it. Set alignment on stack slot.
16909 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16910 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16911 (STACK_SLOT_ALIGNMENT): New.
16912 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16913 stack slot in XFmode.
16915 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16917 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16920 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16921 argument operand in rax isn't removed.
16923 2008-05-26 Richard Guenther <rguenther@suse.de>
16925 PR middle-end/36300
16926 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16927 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16929 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16932 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16934 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16936 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16937 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16939 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16941 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16942 build a trampoline if we don't want one.
16943 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16944 return zero for nested functions if we don't want a trampoline.
16946 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16948 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16950 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16953 * c.opt: Removed undocumented option '-lang-fortran'.
16954 * c-common.h: Removed global variable 'lang_fortran'.
16955 * c-opts.c (c_common_handle_option): Removed code to handle
16956 option '-lang-fortran'. Updated includes.
16957 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16958 definition of '__GFORTRAN__'.
16959 (define__GNUC__): Reimplemented to use BASEVER and
16960 cpp_define_formatted.
16961 (builtin_define_with_value_n): Removed.
16962 * c-incpath.h: Renamed to ...
16963 * incpath.h: ... this.
16964 * c-incpath.c: Renamed to ...
16965 * incpath.c: ... this. Updated includes.
16966 * fix-header.c: Updated includes.
16967 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16968 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16969 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16971 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16973 * tree.h: Update the table of flags used on tree nodes.
16974 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16975 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16976 (FORCED_LABEL): Add access check.
16977 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16978 (ASM_INPUT_P): Likewise.
16979 (ASM_VOLATILE_P): Likewise.
16980 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16981 (OMP_SECTION_LAST): Access private_flag directly.
16982 (OMP_RETURN_NOWAIT): Likewise.
16983 (OMP_PARALLEL_COMBINED): Likewise.
16984 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16985 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16986 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16987 deprecated_flag directly.
16989 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16991 * final.c (frame_pointer_needed): Removed.
16992 * flags.h (frame_pointer_needed): Likewise.
16994 * function.h (rtl_data): Add frame_pointer_needed.
16995 (frame_pointer_needed): New.
16997 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16999 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17001 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17003 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17006 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17008 * c-common.c (strip_array_types): Move function to..
17010 (get_inner_array_type): Delete.
17011 * c-common.h (strip_array_types): Move declaration to..
17013 (get_inner_array_type): Delete.
17014 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17015 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17016 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17017 * config/pa/pa.c (emit_move_sequence): Likewise.
17019 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17021 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17024 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17026 * function.c: Include target hook for nonlocal_goto frame value.
17028 2008-05-24 Richard Guenther <rguenther@suse.de>
17030 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17031 variable can be only accessed through a pointer or a union.
17033 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17035 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17036 * doc/extend.texi: Likewise.
17038 2008-05-23 DJ Delorie <dj@redhat.com>
17040 * config/m32c/jump.md (untyped_call): Add.
17042 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17043 for A24 to PSImode.
17044 (m32c_address_cost): Detail costs for indirect offsets.
17046 2008-05-23 Rafael Espíndola <espindola@google.com>
17048 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17049 if a node is a SUBREG.
17050 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17053 2008-05-23 Paul Brook <paul@codesourcery.com>
17054 Carlos O'Donell <carlos@codesourcery.com>
17056 * doc/extend.texi: Clarify use of __attribute__((naked)).
17057 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17058 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17059 * function.c (use_register_for_decl): Use
17060 targetm.calls.allocate_stack_slots_for_args.
17061 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17062 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17063 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17065 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17067 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17069 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17071 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17072 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17073 is only rounded once.
17075 2008-05-23 Richard Guenther <rguenther@suse.de>
17077 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17079 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17080 Jakub Jelinek <jakub@redhat.com>
17083 * configure.ac: Handle --enable-cld.
17084 * configure: Regenerated.
17085 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17086 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17087 (ix86_current_function_needs_cld): New define.
17088 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17089 (cld): New isns pattern.
17090 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17091 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17092 * config/i386/i386.opt (mcld): New option.
17093 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17094 TARGET_CLD and ix86_current_function_needs_cld.
17095 (override_options): Use -mcld by default for 32-bit code if
17098 * doc/install.texi (Options specification): Document --enable-cld.
17099 * doc/invoke.texi (Machine Dependent Options)
17100 [i386 and x86-64 Options]: Add -mcld option.
17101 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17103 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17104 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17105 (return_in_memory_64): Likewise.
17106 (return_in_memory_ms_64): Likewise.
17108 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17110 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17111 * builtins.c (fold_builtin_fpclassify): New.
17112 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17113 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17114 * c-common.c (handle_type_generic_attribute): Adjust to accept
17115 fixed arguments before an elipsis.
17116 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17117 * doc/extend.texi: Document __builtin_fpclassify.
17119 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17121 * omp-low.c (gate_expand_omp_ssa): Remove.
17122 (pass_expand_omp_ssa): Remove.
17123 (gate_expand_omp): Do not check for flag_openmp_ssa.
17124 * common.opt (-fopenmp-ssa): Remove.
17125 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17127 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17129 * config/sh/sh.opt (mfixed-range): New option.
17130 * config/sh/sh-protos.h (sh_fix_range): Declare.
17131 * config/sh/sh.c (sh_fix_range): New function.
17132 * config/sh/sh.h (sh_fixed_range_str): Declare.
17133 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17135 * doc/invoke.texi (SH Options): Document -mfixed-range.
17137 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17139 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17140 it before the redeclaration.
17142 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17144 * config/avr/avr.c (get_sequence_length): Add new function.
17145 (expand_prologue, expand_epilogue): Remove duplicate code.
17147 2008-05-22 Rafael Espíndola <espindola@google.com>
17149 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17152 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17154 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17155 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17157 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17158 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17159 (vect_update_misalignment_for_peel): Likewise.
17160 (vector_alignment_reachable_p): Likewise.
17161 * tree-vect-transform.c (vectorizable_load): Likewise.
17162 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17163 (get_vectype_for_scalar_type): Pass mode of scalar_type
17164 to UNITS_PER_SIMD_WORD.
17166 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17167 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17168 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17169 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17170 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17172 2008-05-22 Ira Rosen <irar@il.ibm.com>
17174 PR tree-optimization/36293
17175 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17176 if the first load must be skipped because of a gap.
17178 2008-05-22 Richard Guenther <rguenther@suse.de>
17180 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17181 more cases of offset disambiguation that is possible if
17182 strict-aliasing rules apply.
17183 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17184 for basic offset and type-based disambiguation.
17186 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17188 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17189 ix86_expand_vector_set on V16QImode for SSE4.1.
17191 2008-05-21 Tom Tromey <tromey@redhat.com>
17193 * c.opt (Wimport): Mark as undocumented.
17194 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17196 (Warning Options): Likewise.
17197 * doc/cppopts.texi: Don't mention -Wimport.
17199 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17201 PR tree-optimization/36287
17202 PR tree-optimization/36286
17203 * lambda-code.c (build_access_matrix): Do not use the loop->num
17204 for computing the number of induction variables: use the loop depth
17207 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17210 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17211 option -f(no-)leading-underscore.
17213 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17215 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17216 GET_MODE_NUNITS (mode).
17218 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17220 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17221 (-mmulhw): Add 464 to description.
17222 (-mdlmzb): Likewise.
17223 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17224 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17226 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17227 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17228 * config/rs6000/rs6000.md: Update comments for 464.
17230 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17232 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17234 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17236 * config/i386/sse.md (vec_extractv4sf): Removed.
17237 (vec_extractv2df): Likewise.
17238 (vec_extractv2di): Likewise.
17239 (vec_extractv4si): Likewise.
17240 (vec_extractv8hi): Likewise.
17241 (vec_extractv16qi): Likewise.
17242 (vec_extract<mode>): New.
17244 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17246 * config/i386/sse.md (vec_setv4sf): Removed.
17247 (vec_setv2df): Likewise.
17248 (vec_setv2di): Likewise.
17249 (vec_setv4si): Likewise.
17250 (vec_setv8hi): Likewise.
17251 (vec_setv16qi): Likewise.
17252 (vec_set<mode>): New.
17254 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17256 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17257 goto for vec_concat and vec_interleave.
17259 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17261 * config/i386/sse.md (vec_initv4sf): Removed.
17262 (vec_initv2df): Likewise.
17263 (vec_initv2di): Likewise.
17264 (vec_initv4si): Likewise.
17265 (vec_initv8hi): Likewise.
17266 (vec_initv16qi): Likewise.
17267 (vec_init<mode>): New.
17269 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17271 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17273 2008-05-21 Tom Tromey <tromey@redhat.com>
17275 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17276 (zone_find_object_offset): Likewise.
17277 (gt_ggc_m_S): Likewise.
17278 (highest_bit): Likewise.
17279 * ggc-page.c (gt_ggc_m_S): New function.
17280 * stringpool.c (string_stack): Remove.
17281 (init_stringpool): Update.
17282 (ggc_alloc_string): Use ggc_alloc.
17283 (maybe_delete_ident): New function.
17284 (ggc_purge_stringpool): Likewise.
17285 (gt_ggc_m_S): Remove.
17286 * ggc-common.c (ggc_protect_identifiers): New global.
17287 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17288 ggc_protect_identifiers.
17289 * ggc.h (ggc_protect_identifiers): Declare.
17290 (gt_ggc_m_S): Update.
17291 (ggc_purge_stringpool): Declare.
17292 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17293 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17295 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17297 2008-05-21 David S. Miller <davem@davemloft.net>
17299 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17302 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17304 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17307 2008-05-20 David Daney <ddaney@avtrex.com>
17309 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17310 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17311 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17312 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17313 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17314 (atomic_hiqi_op): New define_code_iterator.
17315 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17316 mips_expand_compare_and_swap_12.
17317 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17318 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17319 (sync_<optab><mode>, sync_old_<optab><mode>,
17320 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17321 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17322 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17323 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17324 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17325 (test_and_set_12): New insn.
17326 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17327 sync_new_<optab><mode>, sync_old_nand<mode>,
17328 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17329 clobber to operand 0 for SI and DI mode insns.
17330 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17331 mips_gen_fn_4): New typedefs.
17332 (mips_gen_fn_ptrs): Define new union type.
17333 (mips_expand_compare_and_swap_12): Remove declaration.
17334 (mips_expand_atomic_qihi): Declare function.
17335 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17336 (mips_expand_atomic_qihi): ... this. Use new generator function
17338 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17339 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17340 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17341 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17342 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17343 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17344 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17345 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17346 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17347 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17350 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17352 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17355 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17357 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17358 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17359 (avr_attribute_table): Add 'OS_main' function attribute.
17360 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17361 functions with 'OS_main' attribute.
17363 2008-05-20 Richard Guenther <rguenther@suse.de>
17365 PR tree-optimization/35204
17366 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17367 helper, split out from ...
17368 (DFS): ... here. Make the DFS walk non-recursive.
17370 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17371 Jan Sjodin <jan.sjodin@amd.com>
17373 PR tree-optimization/36181
17374 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17375 (parallelize_loops): Don't parallelize when the loop has vector
17378 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17379 Sebastian Pop <sebastian.pop@amd.com>
17381 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17382 matrix, and never look at the tree representation of the memory
17384 (linear_transform_loops): Computes parameters and access matrices.
17385 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17387 (access_matrix_get_index_for_parameter): New.
17388 * tree-data-ref.h (struct access_matrix): New.
17389 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17390 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17391 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17392 am_vector_index_for_loop): New.
17393 (struct data_reference): Add field access_matrix.
17394 (DR_ACCESS_MATRIX): New.
17395 (compute_data_dependences_for_loop): Update declaration.
17396 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17397 * lambda.h (lambda_vector_vec_p): Declared.
17398 * lambda-code.c: Depend on pointer-set.h.
17399 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17400 av_for_af_base, av_for_af, build_access_matrix,
17401 lambda_compute_access_matrices): New.
17402 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17404 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17406 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17407 $SOURCEDIR/include.
17409 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17410 Sebastian Pop <sebastian.pop@amd.com>
17412 PR tree-optimization/36206
17413 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17415 (instantiate_scev_1): Rename flags to fold_conversions.
17416 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17417 outeside instantiation_loop.
17418 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17419 (evolution_function_is_affine_or_constant_p): Removed.
17420 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17422 (analyze_siv_subscript): Pass in the loop nest number.
17423 Call evolution_function_is_affine_in_loop instead of
17424 evolution_function_is_affine_p.
17425 (analyze_overlapping_iterations): Pass in the loop nest number.
17427 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17428 Sebastian Pop <sebastian.pop@amd.com>
17430 PR tree-optimization/36206
17431 * tree-chrec.h (chrec_fold_op): New.
17432 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17435 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17437 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17439 (remove_duplicates): Do not set inode on non-inode systems.
17442 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17444 * config.gcc (tm_file): Update comments about relative pathnames.
17446 2008-05-20 Richard Guenther <rguenther@suse.de>
17448 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17449 * tree-ssa-sccvn.c (process_scc): Likewise.
17450 * tree-ssa-sink.c (execute_sink_code): Likewise.
17451 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17452 * tree-vrp.c (process_assert_insertions): Likewise.
17453 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17454 (perform_tree_ssa_dce): Likewise.
17455 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17456 (dump_dominator_optimization_stats): Likewise.
17457 * tree-vectorizer.c (vectorize_loops): Likewise.
17459 2008-05-20 Richard Guenther <rguenther@suse.de>
17461 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17463 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17465 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17466 (ix86_i386elf_return_in_memory): Likewise.
17467 (ix86_i386interix_return_in_memory): Likewise.
17468 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17469 (SUBTARGET_RETURN_IN_MEMORY): New.
17470 * config/i386/i386elf.h: Likewise.
17471 * config/i386/ptx4-i.h: Likewise.
17472 * config/i386/sol2-10.h: Likewise.
17473 * config/i386/sysv4.h: Likewise.
17474 * config/i386/vx-common.h: Likewise.
17475 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17476 * config/i386/i386.c (ix86_return_in_memory): Made static and
17477 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17478 (ix86_i386elf_return_in_memory): Removed.
17479 (ix86_i386interix_return_in_memory): Removed.
17480 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17481 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17483 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17485 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17487 2008-05-19 Xinliang David Li <davidxl@google.com>
17489 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17491 * common.opt: Ditto.
17492 * doc/invoke.texi: Ditto.
17494 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17496 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17497 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17499 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17501 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17502 sizes of operand array from 8/4 to 4/2.
17503 (ix86_expand_vector_init_general): Change size of operand array
17504 from 32 to 16. Remove op0, op1 and half_mode.
17506 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17508 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17509 (ix86_expand_vector_init_interleave): Likewise.
17510 (ix86_expand_vector_init_general): Use them. Assert
17511 word_mode == SImode when n_words == 4.
17513 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17515 * config/i386/i386.c (ix86_secondary_reload): New static function.
17516 (TARGET_SECONDARY_RELOAD): New define.
17517 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17518 * config/i386/i386.md (reload_outqi): Remove.
17520 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17522 PR middle-end/35509
17523 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17524 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17525 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17526 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17527 (fold_builtin_1): Likewise.
17528 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17529 c-common.c (check_builtin_function_arguments): Handle
17530 BUILT_IN_ISINF_SIGN.
17531 * doc/extend.texi: Document __builtin_isinf_sign.
17532 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17534 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17536 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17537 EH cleanup at the end of the pass, search for those that have been
17538 turned into forwarder blocks and do the cleanup on their successor.
17540 2008-05-18 Richard Guenther <rguenther@suse.de>
17542 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17543 pointers to sizetype and vice versa.
17545 2008-05-18 Xinliang David Li <davidxl@google.com>
17547 * gcc/tree-ssa-dce.c: Coding style fix.
17548 (check_pow): Documentation comment.
17549 (check_log): Documenation comment. Coding style fix.
17550 (is_unnecessary_except_errno_call): Ditto.
17551 (gen_conditions_for_pow): Ditto.
17552 (gen_conditions_for_log): Ditto.
17553 (gen_shrink_wrap_conditions): Ditto.
17554 (shrink_wrap_one_built_in_calls): Ditto.
17555 * gcc/doc/invoke.texi: Better documentation string.
17556 * ChangeLog: Fix wrong change log entries from
17557 May 17 checkin on function call DCE.
17559 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17561 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17563 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17565 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17566 * df-problems.c (simulation routines): Fixed block comment to
17567 properly say how to add forwards scanning functions.
17569 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17571 * tree-inline.c (setup_one_parameter): Remove dead code.
17573 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17575 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17576 a BIT_AND_EXPR only for an INTEGER_TYPE.
17578 2008-05-17 Xinliang David Li <davidxl@google.com>
17580 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17581 (check_pow, check_log, is_unnecessary_except_errno_call): New
17582 functions to check for eliminating math functions that are pure
17583 except for setting errno.
17584 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17585 general condition expressions for shrink-wrapping pow/log calls.
17586 (gen_shrink_wrap_conditions): Ditto.
17587 (shrink_wrap_one_built_in_call): Ditto.
17588 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17589 (mark_operand_necessary): If debugging, output if OP is necessary.
17590 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17592 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17594 * gcc/common.opt: New user flag -ftree-builtin-dce.
17595 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17597 2008-05-16 David S. Miller <davem@davemloft.net>
17599 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17600 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17602 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17605 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17607 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17609 * ifcvt.c (dead_or_predicable): Rename
17610 df_simulate_one_insn_backwards to df_simulate_one_insn.
17611 * recog.c (peephole2_optimize): Ditto.
17612 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17614 * df.h: Rename df_simulate_one_insn_backwards to
17615 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17616 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17617 scanning of defs and uses.
17618 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17619 (df_simulate_one_insn_forwards): Removed.
17621 2008-05-16 Doug Kwan <dougkwan@google.com>
17623 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17625 (real_from_string): Handle NaNs and Inf as approriate.
17627 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17629 * doc/gty.texi (Source Files Containing Type Information): Note
17630 that headers should appear first in the gtfiles list.
17632 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17634 * tree.def (COND_EXEC): Properly documented this code.
17636 2008-05-16 Diego Novillo <dnovillo@google.com>
17638 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17639 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17642 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17644 * tree-ssa-dse (max_stmt_uid): Removed.
17645 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17646 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17647 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17648 * function.h (cfun.last_stmt_uid): New field.
17649 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17650 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17652 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17653 (create_stmt_ann): Initialize the ann->uid field.
17654 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17656 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17658 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17660 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17661 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17662 (init_empty_tree_cfg): Call it.
17664 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17666 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17669 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17671 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17672 * tree-dump.c (dump_options): New verbose option.
17673 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17675 * tree-pass.h (TDF_VERBOSE): New dump flag.
17676 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17677 (tree-flow.h): Added include.
17678 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17680 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17682 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17684 From Jie Zhang <jie.zhang@analog.com>
17685 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17686 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17687 mcpu=bf561-none and mcpu=bf561-0.2.
17688 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17689 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17690 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17691 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17692 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17693 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17694 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17696 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17697 (cputype_selected): Remove.
17698 (bfin_handle_option): Don't use cputype_selected.
17699 (override_options): When no mcpu option, enable all workarounds.
17700 Don't use bfin_workarounds.
17701 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17703 (DEFAULT_CPU_TYPE): Don't define.
17705 2008-05-16 Richard Guenther <rguenther@suse.de>
17707 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17708 on deletion of the last stmt.
17710 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17712 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17713 V8HImode for SSE2 and V16QImode for SSE4.1.
17715 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17717 * cgraph.h (compute_inline_parameters): Made public.
17718 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17719 variable_generate_summary, function_write_summary,
17720 variable_write_summary, variable_read_summary. Added generate_summary,
17721 write_summary, read_summary.
17722 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17723 pass_ipa_inline.function_generate_summary, to
17724 compute_inline_parameters.
17725 * ipa-inline.c (compute_inline_parameters): Made public and added
17727 (compute_inline_parameters_for_current): New function.
17728 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17729 (inline_generate_summary): Removed parameter and made to loop over
17731 (pass_ipa_inline): Updated for new IPA_PASS structure.
17732 * passes.c (execute_ipa_summary_passes): Now is called once per
17733 pass rather than once per node*pass.
17735 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17737 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17738 avr_have_mul_p, avr_asm_only_p): Remove variables.
17739 (avr_override_options): Remove initialization of removed variables.
17740 (avr_file_start): Convert removed variables to fields of
17741 'struct base_arch_s *avr_current_arch'.
17742 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17743 (AVR_HAVE_MUL): (Ditto.).
17744 (AVR_HAVE_MOVW): (Ditto.).
17745 (AVR_HAVE_LPMX): (Ditto.).
17746 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17747 avr_asm_only_p): Remove declaration.
17749 2008-05-15 Diego Novillo <dnovillo@google.com>
17751 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17752 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17754 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17756 PR middle-end/36194
17757 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17758 Don't call record_truncated_value from here.
17759 (record_truncated_value): Turn it into a for_each_rtx callback.
17760 (record_truncated_values): New function.
17761 (combine_instructions): Call note_uses with record_truncated_values.
17762 Change name of check_conversion to check_promoted_subreg.
17764 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17766 * doc/sourcebuild.texi: Document support for torture tests.
17768 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17770 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17771 to alternative 4 of operand 2.
17773 2008-05-15 Richard Guenther <rguenther@suse.de>
17775 * tree-pass.h (current_pass): Declare.
17776 (get_pass_for_id): Likewise.
17777 * passes.c (passes_by_id, passes_by_id_size): New globals.
17778 (set_pass_for_id): New function.
17779 (get_pass_for_id): Likewise.
17780 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17781 (execute_function_todo): Flush per function statistics.
17782 * toplev.c (compile_file): Init statistics.
17783 (general_init): Do early statistics initialization.
17784 (finalize): Finish statistics.
17785 * statistics.h (statistics_early_init): Declare.
17786 (statistics_init): Likewise.
17787 (statistics_fini): Likewise.
17788 (statistics_fini_pass): Likewise.
17789 (statistics_counter_event): Likewise.
17790 (statistics_histogram_event): Likewise.
17791 * statistics.c: New file.
17792 * Makefile.in (OBJS-common): Add statistics.o.
17793 (statistics.o): Add dependencies.
17794 * doc/invoke.texi (-fdump-statistics): Document.
17796 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17797 (insert): Likewise.
17798 (execute_pre): Use statistics_counter_event.
17799 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17800 (substitute_and_fold): Increment it. Use statistics_counter_event.
17802 2008-05-15 Diego Novillo <dnovillo@google.com>
17804 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17806 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17807 * tree-ssa-alias.c (new_type_alias): Remove references to
17808 sub-variables from comment.
17809 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17811 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17813 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17814 attribute to 1 only for insertps alternative.
17816 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17818 * config/bfin/bfin.md (loadbytes): New pattern.
17819 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17820 (bfin_init_builtins): Initialize it.
17821 (bdesc_1arg): Add it.
17823 2008-05-15 Sa Liu <saliu@de.ibm.com>
17825 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17826 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17827 * testsuite/lib/target-supports.exp: Add
17828 check_effective_target_fortran_integer_16.
17830 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17832 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17833 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17834 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17835 (TARGET_RETURN_IN_MEMORY): Define.
17837 2008-05-15 Richard Guenther <rguenther@suse.de>
17839 PR middle-end/36244
17840 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17841 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17842 represent unmodifiable vars.
17844 2008-05-15 Richard Guenther <rguenther@suse.de>
17846 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17847 INDIRECT_REF and TARGET_MEM_REF.
17848 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17851 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17852 H.J. Lu <hongjiu.lu@intel.com>
17854 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17855 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17856 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17857 insn alternatives. Add missing alternatives.
17858 (*vec_concatv2di_rex64_sse4_1): Likewise.
17859 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17860 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17861 Require TARGET_SSE.
17863 2008-05-15 Richard Guenther <rguenther@suse.de>
17865 PR tree-optimization/36009
17866 PR tree-optimization/36204
17867 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17868 (determine_invariantness_stmt): Record the loop a store is
17869 always executed in.
17870 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17873 2008-05-15 Richard Guenther <rguenther@suse.de>
17875 PR tree-optimization/34330
17876 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17877 through the pointer will alias the SMT.
17879 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17881 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17883 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17885 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17887 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17888 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17890 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17891 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17892 (vashl_optab): New optab for vector/vector shifts.
17893 (vashr_optab): Ditto.
17894 (vlshr_optab): Ditto.
17895 (vrotl_optab): Ditto.
17896 (vrotr_optab): Ditto.
17897 (optab_subtype): New enum for optab_for_tree_code call.
17898 (optab_for_tree_code): Add enum optab_subtype argument.
17900 * optabs.c (optab_for_tree_code): Take an additional argument to
17901 distinguish between a vector shift by a scalar and vector shift by
17902 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17903 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17904 vector shift by a vector.
17905 (expand_widen_pattern_expr): Pass additional argument to
17906 optab_for_tree_code.
17908 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17909 vrotl_optab, vrotr_optab.
17911 * expr.c (expand_expr_real_1): Update calls to
17912 optab_for_tree_code to distinguish between vector shifted by a
17913 scalar and vector shifted by a vector.
17914 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17915 (supportable_narrowing_operation): Ditto.
17916 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17917 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17918 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17919 (vect_create_epilog_for_reduction): Ditto.
17920 (vectorizable_reduction): Ditto.
17921 (vectorizable_operation): Ditto.
17922 (vect_strided_store_supported): Ditto.
17923 (vect_strided_load_supported): Ditto.
17924 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17925 * expmed.c (expand_shift): Ditto.
17927 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17929 (ashr@var{m}3): Ditto.
17930 (vashl@var{m}3): Document new vector/vector shift standard name.
17931 (vashr@var{m}3): Ditto.
17932 (vlshr@var{m}3): Ditto.
17933 (vrotl@var{m}3): Ditto.
17934 (vrotr@var{m}3): Ditto.
17936 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17937 (PPERM_INVERT): Ditto.
17938 (PPERM_REVERSE): Ditto.
17939 (PPERM_REV_INV): Ditto.
17940 (PPERM_ZERO): Ditto.
17941 (PPERM_ONES): Ditto.
17942 (PPERM_SIGN): Ditto.
17943 (PPERM_INV_SIGN): Ditto.
17944 (PPERM_SRC1): Ditto.
17945 (PPERM_SRC2): Ditto.
17947 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17948 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17949 allows a memory operand to be the value being added, and split it
17950 to improve vectorization.
17951 (sse5_pmacsdqh_mem): Ditto.
17952 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17953 (sse5_mulv2div2di3_high): Ditto.
17954 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17955 (vec_pack_trunc_v4si): Ditto.
17956 (vec_pack_trunc_v2di): Ditto.
17957 (sse5_pcmov_<mode>): Remove code that tried to use use
17958 andps/andnps instead of pcmov.
17959 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17960 pmacsdqh instructions.
17961 (vec_widen_smult_lo_v4si): Ditto.
17963 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17964 (PPERM_INVERT): Ditto.
17965 (PPERM_REVERSE): Ditto.
17966 (PPERM_REV_INV): Ditto.
17967 (PPERM_ZERO): Ditto.
17968 (PPERM_ONES): Ditto.
17969 (PPERM_SIGN): Ditto.
17970 (PPERM_INV_SIGN): Ditto.
17971 (PPERM_SRC1): Ditto.
17972 (PPERM_SRC2): Ditto.
17973 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17975 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17977 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17978 says ignore whether the last reference is a memory operand.
17980 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17981 Paolo Bonzini <bonzini at gnu dot org>
17983 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17986 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17987 (vlshr<mode>3): Rename from vlshr<mode>3.
17988 (vashr<mode>3): Rename from vashr<mode>3.
17989 (mulv4sf3): Change the names of vector shift patterns.
17993 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17996 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18021 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18022 (floatunssidf2_internal): Change vector/vector shift names.
18023 (floatunsdidf2_internal): Ditto.
18030 (vashl<mode>3): Rename from ashl<mode>3.
18031 (vashr<mode>3): Rename from ashr<mode>3.
18032 (vlshr<mode>3): Rename from lshr<mode>3.
18033 (vrotl<mode>3): Rename from rotl<mode>3.
18035 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18038 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18039 multiply gives the wrong value when doing widening multiplies.
18040 (vec_widen_smult_lo_v4si): Ditto.
18042 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18044 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18045 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18046 emit_library_call_value.
18047 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18048 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18049 * calls.c (initialize_argument_information, precompute_arguments,
18050 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18051 (precompute_arguments): Removed flags parameter.
18052 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18054 2008-05-14 Richard Guenther <rguenther@suse.de>
18056 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18057 Make sure to register the store if the use is a PHI_NODE.
18059 2008-05-14 Olivier Hainque <hainque@adacore.com>
18061 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18062 memory if the component is to be referenced in BLKmode according
18063 to get_inner_reference.
18065 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18067 * calls.c (emit_library_call_value_1): Restore code clearing
18068 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18070 2008-05-14 Olivier Hainque <hainque@adacore.com>
18071 Nicolas Roche <roche@adacore.com>
18073 * configure.ac: Add support for a "gcc_subdir" variable in
18074 config-lang.in, to denote a subdirectory where the language/GCC
18075 integration files are to be found.
18076 * configure: Regenerate.
18078 2008-05-14 Ira Rosen <irar@il.ibm.com>
18080 PR tree-optimization/36098
18081 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18082 value for the first load in the group in case of a gap.
18083 (vect_build_slp_tree): Check that there are no gaps in loads.
18085 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18087 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18088 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18089 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18090 emit_insn and remove unneeded code to construct extra args.
18091 (emit_no_conflict_block): Removed.
18092 * optabls.h: (emit_no_conflict_block): Removed.
18093 * cse.c (cse_extended_basic_block): Remove search for
18094 REG_NO_CONFLICT note.
18095 * global.c: Removed incorrect comment added in revision 117.
18096 * expr.c (convert_move): Change call to emit_no_conflict_block to
18098 * recog.c: Change comments so that they do not mention
18100 * local_alloc.c (combine_regs): Removed last parameter.
18101 (no_conflict_p): Removed.
18102 (block_alloc): Removed note, no_conflict_combined_regno and set
18103 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18104 (combine_regs): Removed already_dead and code to look for
18105 REG_NO_CONFLICT notes.
18106 * lower_subreg (remove_retval_note): Removed code to look for
18107 REG_NO_CONFLICT block.
18108 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18109 (resolve_clobber): Remove code to process libcalls that have
18110 REG_NO_CONFLICT notes.
18111 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18113 * combine.c (can_combine_p, distribute_notes): Removed
18114 REG_NO_CONFLICT case.
18115 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18117 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18118 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18120 * reg-notes.def (NO_CONFLICT): Removed.
18122 2008-05-14 David S. Miller <davem@davemloft.net>
18124 * config/sparc/sparc.c (sparc_profile_hook): If
18125 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18126 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18127 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18129 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18131 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18133 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18136 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18137 and op1 expansion before vector concat to have less live pseudos.
18139 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18141 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18142 ix86_expand_vector_set if supported.
18144 2008-05-13 Diego Novillo <dnovillo@google.com>
18145 Kenneth Zadeck <zadeck@naturalbridge.com>
18147 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18149 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18150 phinodes_print_statistics, init_ssanames, fini_ssanames,
18151 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18152 release_ssa_name, release_defs, replace_ssa_name_symbol,
18153 ssanames_print_statistics): Move ...
18154 * tree-flow.h: ... here.
18155 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18156 Use FN instead of cfun.
18157 (make_ssa_name_fn): Rename from make_ssa_name.
18158 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18159 * tree-flow-inline.h (make_ssa_name): Move from
18160 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18161 * omp-low.c (expand_omp_parallel):
18162 * tree-flow-inline.h (redirect_edge_var_map_result):
18163 * tree-ssa.c (init_tree_ssa): Add argument FN.
18164 Use it instead of cfun. Update all users.
18166 2008-05-13 Tom Tromey <tromey@redhat.com>
18168 PR preprocessor/22168:
18169 * doc/cpp.texi (Top): Update menu.
18170 (Alternatives to Wrapper #ifndef): New node.
18171 (Other Directives): Document deprecation.
18172 (Obsolete Features): Remove menu.
18173 (Assertions): Merge node into Obsolete Features.
18174 (Obsolete once-only headers): Move earlier; rename to Alternatives
18175 to Wrapper #ifndef.
18176 * doc/cppopts.texi: Update.
18177 * c.opt (Wdeprecated): Enable for C and ObjC.
18178 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18179 (C++ Dialect Options): Move -Wno-deprecated from here to...
18180 (Warning Options): ... here.
18182 2008-05-13 Richard Guenther <rguenther@suse.de>
18184 PR middle-end/36227
18185 * fold-const.c (fold_sign_changed_comparison): Do not allow
18186 changes in pointer-ness.
18188 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18191 * config/sh/sh.c (sh_expand_prologue): Don't clear
18192 RTX_FRAME_RELATED_P for push insns.
18194 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18196 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18198 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18200 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18201 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18202 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18204 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18206 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18207 (*vec_concatv4sf_sse): This.
18208 (*sse2_concatv2si): Renamed to ...
18209 (*vec_concatv2si_sse2): This.
18210 (*sse1_concatv2si): Renamed to ...
18211 (*vec_concatv2si_sse): This.
18212 (*vec_concatv2di_rex): Renamed to ...
18213 (*vec_concatv2di_rex64): This.
18214 (*vec_concatv2si_sse4_1): New.
18215 (*vec_concatv2di_rex64_sse4_1): Likewise.
18217 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18219 PR rtl-optimization/36111
18220 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18221 that was created for swappable operands.
18223 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18226 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18227 * configure.ac: Add call to ACX_PROG_GNAT.
18229 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18231 * optc-gen.awk: Fix comment typo.
18233 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18235 * pretty-print.c (pp_integer_with_precision): Use
18236 HOST_LONG_LONG_FORMAT.
18238 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18240 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18242 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18244 * config/i386/i386.c (bdesc_ptest): Removed.
18245 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18246 (bdesc_args): Add __builtin_ia32_ptestz128,
18247 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18248 (ix86_init_mmx_sse_builtins): Updated.
18249 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18250 (ix86_expand_builtin): Updated.
18252 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18254 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18255 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18257 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18259 * value-prof.c (interesting_stringop_to_profile): Do not
18260 return early for BUILT_IN_MEMPCPY.
18262 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18264 * calls.c (expand_call): Don't use callgraph to increase
18265 preferred_stack_boundary.
18267 * cgraph.h (cgraph_rtl_info): Use unsigned on
18268 preferred_incoming_stack_boundary.
18270 * final.c (rest_of_clean_state): Use unsigned on
18271 preferred_stack_boundary.
18273 2008-05-09 Tom Tromey <tromey@redhat.com>
18275 PR preprocessor/22231:
18276 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18279 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18281 PR tree-optimization/36129
18282 * tree-ssa-ccp.c: Include value-prof.h.
18283 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18284 built-in function was folded to a constant.
18285 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18287 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18288 Sebastian Pop <sebastian.pop@amd.com>
18290 * tree-scalar-evolution.c: Document instantiate_scev.
18291 (instantiate_parameters_1): Renamed instantiate_scev_1.
18292 Don't use the same loop for instantiation_loop and evolution_loop.
18293 (instantiate_scev): New.
18294 (instantiate_parameters): Moved...
18295 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18296 same loop twice. Maintains the semantics for this function.
18297 * tree-scalar-evolution.h (instantiate_scev): Declare.
18298 (instantiate_parameters): ...here. Now static inline.
18299 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18300 instead of resolve_mixers.
18302 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18304 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18306 2008-05-09 Tomas Bily <tbily@suse.cz>
18308 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18309 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18310 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18311 * c-common.c (c_common_truthvalue_conversion): Likewise.
18312 * tree-object-size.c (compute_object_offset): Likewise.
18313 * tree-inline.c (estimate_num_insns_1): Likewise.
18314 * varasm.c (const_hash_1, compare_constant, copy_constant)
18315 (compute_reloc_for_constant, output_addressed_constants)
18316 (initializer_constant_valid_p): Likewise.
18317 * c-omp.c (check_omp_for_incr_expr): Likewise.
18318 * gimplify.c (gimplify_expr): Likewise.
18319 * c-typeck.c (c_finish_return): Likewise.
18320 * tree-vectorizer.c (supportable_widening_operation)
18321 (supportable_narrowing_operation): Likewise.
18322 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18323 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18324 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18325 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18326 (descr_info_loc): Likewise.
18327 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18328 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18329 (fold_unary): Likewise.
18330 * builtins.c (get_pointer_alignment): Likewise.
18331 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18332 (instantiate_parameters_1): Likewise.
18333 * tree.c (expr_align, stabilize_reference): Likewise.
18334 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18335 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18336 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18337 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18338 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18339 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18341 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18342 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18343 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18344 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18345 (forward_propagate_comparison)
18346 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18347 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18348 * emit-rtl.c (component_ref_for_mem_expr)
18349 (set_mem_attributes_minus_bitpos): Likewise.
18350 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18351 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18353 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18354 (build_function_call, pointer_diff, build_compound_expr)
18355 (c_finish_return): Likewise.
18356 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18357 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18359 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18360 * expr.c (is_aligning_offset): Likewise.
18361 * tree-ssa-alias.c (is_escape_site): Likewise.
18362 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18363 (check_all_va_list_escapes): Likewise.
18364 * tree-ssa-loop-ivopts.c (determine_base_object)
18365 (determine_common_wider_type): Likewise.
18366 * dojump.c (do_jump): Likewise.
18367 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18368 * tree-gimple.c (is_gimple_cast): Likewise.
18369 * fold-const.c (decode_field_reference, )
18370 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18371 (fold_binary): Likewise.
18372 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18373 (already_warned_in_frontend_p): Likewise.
18374 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18375 * tree.c (really_constant_p, get_unwidened): Likewise.
18376 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18377 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18378 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18380 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18382 (CONVERT_EXPR_P): Define.
18383 (CASE_CONVERT): Define.
18385 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18387 PR middle-end/36117
18388 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18389 (delete_unmarked_insns): When deleting a call, call
18390 delete_unreachable_blocks.
18391 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18392 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18394 2008-05-08 Richard Guenther <rguenther@suse.de>
18396 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18397 (-ftree-salias): Likewise.
18398 (salias-max-implicit-fields): Remove param documentation.
18399 (salias-max-array-elements): Likewise.
18400 * tree-pass.h (pass_create_structure_vars): Remove.
18401 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18402 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18403 * tree-ssa-alias.c (create_structure_vars): Remove.
18404 (gate_structure_vars): Likewise.
18405 (pass_create_structure_vars): Likewise.
18406 (gate_build_alias): Likewise.
18407 (pass_build_alias): Adjust to run always and dump the function.
18408 * common.opt (ftree-salias): Hide.
18409 * passes.c (init_optimization_passes): Remove
18410 pass_create_structure_vars, adjust comment.
18411 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18412 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18413 * opts.c (decode_options): Do not set flag_tree_salias.
18414 (common_handle_option): Add OPT_ftree_salias to the backward
18415 compatibility section.
18417 2008-05-08 Richard Guenther <rguenther@suse.de>
18419 * tree-flow-inline.h (var_can_have_subvars): Move ...
18420 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18421 * tree-flow.h (var_can_have_subvars): Remove.
18422 (push_fields_onto_fieldstack): Remove.
18423 (sort_fieldstack): Likewise.
18424 (struct fieldoff): Move ...
18425 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18426 alias_set and base_for_components fields.
18427 (sort_fieldstack): Make static.
18428 (push_fields_onto_fieldstack): Likewise. Remove code that
18429 handles anything but RECORD_TYPEs. Remove alias_set and
18430 base_for_components handling.
18431 (create_variable_info_for): Adjust.
18433 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18435 * common.opt (Wframe-larger-than=): Shorten the help message
18437 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18439 2008-05-08 Rafael Espíndola <espindola@google.com>
18441 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18443 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18444 trap and that both operands are gimple values.
18445 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18446 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18449 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18451 * read-rtl.c (join_c_conditions): Return the first string if the
18452 two strings are equal.
18454 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18456 * gensupport.h (pred_data): Add a "num_codes" field.
18457 (add_predicate_code): Declare.
18458 * gensupport.c (add_predicate_code): New function.
18459 (std_pred_table): Add an "allows_const_p" field.
18460 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18461 Remove the (incomplete) list of such codes from the codes field.
18462 (init_predicate_table): Use add_predicate_code. Add all
18463 RTX_CONST_OBJs if allows_const_p is true.
18464 * genrecog.c (process_define_predicate): Use add_predicate_code.
18466 2008-05-08 David Daney <ddaney@avtrex.com>
18467 Richard Sandiford <rsandifo@nildram.co.uk>
18469 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18470 special case of constant zero operands.
18471 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18472 old and new values. Special case constant zero values.
18473 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18475 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18476 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18478 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18481 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18482 similar RTX_CONST_OBJ before CONST_INT.
18484 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18486 * stmt.c (expand_stack_restore): Change sa mode if needed.
18488 2008-05-08 Richard Guenther <rguenther@suse.de>
18490 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18491 return type to bool.
18492 (ix86_sol10_return_in_memory): Likewise.
18493 (ix86_i386elf_return_in_memory): Likewise.
18494 (ix86_i386interix_return_in_memory): Likewise.
18495 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18496 (ix86_sol10_return_in_memory): Likewise.
18497 (ix86_i386elf_return_in_memory): Likewise.
18498 (ix86_i386interix_return_in_memory): Likewise.
18500 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18503 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18505 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18506 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18509 2008-05-08 Richard Guenther <rguenther@suse.de>
18511 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18512 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18513 (DR_SUBVARS): Remove.
18514 * tree-dfa.c (dump_subvars_for): Remove.
18515 (debug_subvars_for): Likewise.
18516 (dump_variable): Do not dump subvars.
18517 (remove_referenced_var): Do not remove subvars.
18518 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18519 (lookup_subvars_for_var): Remove.
18520 (get_subvars_for_var): Likewise.
18521 (get_subvars_at): Likewise.
18522 (get_first_overlapping_subvar): Likewise.
18523 (overlap_subvar): Likewise.
18524 * tree-flow.h (subvar_t): Remove.
18525 (struct var_ann_d): Remove subvars field.
18526 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18527 argument. Remove special handling of SFTs.
18528 (compute_tag_properties): Likewise.
18529 (set_initial_properties): Likewise.
18530 (compute_call_clobbered): Likewise.
18531 (count_mem_refs): Likewise.
18532 (compute_memory_partitions): Likewise.
18533 (compute_flow_insensitive_aliasing): Likewise.
18534 (setup_pointers_and_addressables): Likewise.
18535 (new_type_alias): Likewise.
18536 (struct used_part): Remove.
18537 (used_portions): Likewise.
18538 (struct used_part_map): Likewise.
18539 (used_part_map_eq): Likewise.
18540 (used_part_map_hash): Likewise.
18541 (free_used_part_map): Likewise.
18542 (up_lookup): Likewise.
18543 (up_insert): Likewise.
18544 (get_or_create_used_part_for): Likewise.
18545 (create_sft): Likewise.
18546 (create_overlap_variables_for): Likewise.
18547 (find_used_portions): Likewise.
18548 (create_structure_vars): Likewise.
18549 * tree.def (STRUCT_FIELD_TAG): Remove.
18550 * tree.h (MTAG_P): Adjust.
18551 (struct tree_memory_tag): Remove base_for_components and
18552 unpartitionable flags.
18553 (struct tree_struct_field_tag): Remove.
18554 (SFT_PARENT_VAR): Likewise.
18555 (SFT_OFFSET): Likewise.
18556 (SFT_SIZE): Likewise.
18557 (SFT_NONADDRESSABLE_P): Likewise.
18558 (SFT_ALIAS_SET): Likewise.
18559 (SFT_UNPARTITIONABLE_P): Likewise.
18560 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18561 (union tree_node): Remove sft field.
18562 * alias.c (get_alias_set): Remove special handling of SFTs.
18563 * print-tree.c (print_node): Remove handling of SFTs.
18564 * tree-dump.c (dequeue_and_dump): Likewise.
18565 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18566 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18567 * tree-predcom.c (set_alias_info): Do not set subvars.
18568 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18569 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18570 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18571 (add_vars_for_offset): Remove.
18572 (add_virtual_operand): Remove special handling of SFTs.
18573 (add_call_clobber_ops): Likewise.
18574 (add_call_read_ops): Likewise.
18575 (get_asm_expr_operands): Likewise.
18576 (get_modify_stmt_operands): Likewise.
18577 (get_expr_operands): Likewise.
18578 (add_to_addressable_set): Likewise.
18579 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18580 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18581 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18582 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18583 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18584 (tree_node_structure): Likewise.
18585 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18587 (find_what_p_points_to): Likewise.
18589 2008-05-08 Sa Liu <saliu@de.ibm.com>
18591 * config/spu/spu.md: Fixed subti3 pattern.
18593 2008-05-08 Richard Guenther <rguenther@suse.de>
18595 PR middle-end/36154
18596 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18597 sure to create a representative for trailing arrays for PTA.
18599 2008-05-08 Richard Guenther <rguenther@suse.de>
18601 PR middle-end/36172
18602 * fold-const.c (operand_equal_p): Two objects which types
18603 differ in pointerness are not equal.
18605 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18607 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18608 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18609 (emit_library_call_value_1): Add new variable fndecl initialized by
18610 NULL_TREE. It should be the decl type of orgfun, but this information
18611 seems not to be available here, so it uses the default calling abi.
18612 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18613 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18614 by TARGET_RETURN_IN_MEMORY.
18615 * config/i386/i386-interix.h: Likewise.
18616 * config/i386/i386.h: Likewise.
18617 * config/i386/i386elf.h: Likewise.
18618 * config/i386/ptx4-i.h: Likewise.
18619 * config/i386/sol2-10.h: Likewise.
18620 * config/i386/sysv4.h: Likewise.
18621 * config/i386/vx-common.h: Likewise.
18622 * config/cris/cris.h: Removed #if 0 clause.
18623 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18624 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18626 (ix86_sol10_return_in_memory): Likewise.
18627 (ix86_i386elf_return_in_memory): New.
18628 (ix86_i386interix_return_in_memory): New.
18629 * config/mt/mt-protos.h (mt_return_in_memory): New.
18630 * config/mt/mt.c: Likewise.
18631 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18632 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18633 * config/bfin/bfin.h: Likewise.
18634 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18636 * config/bfin/bfin.c: Likewise.
18637 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18638 * config/alpha/unicosmk.h: Likewise.
18639 * config/i386/cygming.h: Likewise.
18640 * config/iq2000/iq2000.h: Likewise.
18641 * config/mips/mips.h: Likewise.
18642 * config/mn10300/mn10300.h: Likewise.
18643 * config/rs6000/rs6000.h: Likewise.
18644 * config/score/score.h: Likewise.
18645 * config/spu/spu.h: Likewise.
18646 * config/v850/v850.h: Likewise.
18647 * defaults.h: Likewise.
18648 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18649 * expr.c (emit_block_move): Adjust use of
18650 OUTGOING_REG_PARM_STACK_SPACE.
18651 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18652 OUTGOING_REG_PARM_STACK_SPACE.
18653 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18655 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18657 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18658 on OMP_RETURN for OMP_FOR.
18661 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18662 (fortran_common): New function.
18663 (gen_variable_die): Call fortran_common instead of common_check,
18664 adjust for it returning tree instead of rtx. Formatting.
18666 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18670 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18671 * c-decl.c (merge_decls): Ditto.
18672 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18673 to RTL_CONST_OR_PURE_CALL_P.
18674 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18675 Initialized DECL_LOOPING_CONST_PURE.
18676 (process_call_operands): Set tree_side_effects properly.
18677 * tree.h (TREE_READONLY_DECL_P): Removed.
18678 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18679 (DECL_LOOPING_OR_CONST_P): New macro.
18680 (struct tree_function_decl): Added looping_const_or_pure_p.
18681 (ECF_*) Renumbered.
18682 (ECF_LOOPING_OR_CONST_P): New macro.
18683 * rtlanal.c (pure_const_p): Removed.
18684 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18685 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18686 to RTL_CONST_CALL_P.
18687 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18688 (check_decl, check_tree, check_call, scan_function): Initialize
18690 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18691 (static_execute): Set looping true for recursive functions.
18692 Undo setting state to IPA_NEITHER for recursive functions.
18693 * cse.c (cse_insn):
18694 * ifcvt.c (noce_can_store_speculate_p): Changed
18695 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18696 RTL_CONST_OR_PURE_CALL_P.
18697 * dse.c (scan_insn): Ditto.
18698 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18699 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18700 RTL_CONST_OR_PURE_CALL_P.
18701 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18702 pure_call_p to RTL_CONST_CALL_P.
18703 * gimplify.c (gimplify_call_expr): Clear side effects for
18704 non-looping pure and constant calls.
18705 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18706 (flags_from_decl_or_type): Set ecf flags from decl flags.
18707 (initialize_argument_information): Turn off
18708 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18709 Change const to pure if callee_copies is true rather than just
18711 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18712 way of marking pure calls.
18713 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18714 Remove hack that was supposed to fix pr7335 and remove old
18715 way of marking pure calls.
18716 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18717 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18718 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18719 RTL_CONST_OR_PURE_CALL_P.
18720 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18721 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18722 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18723 * sched-deps.c (schedule_analyze): Ditto.
18724 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18725 return_val field of calls to represent pure and const function info.
18726 (CONST_OR_PURE_CALL_P): Deleted macro.
18727 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18728 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18729 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18731 * tree-optimize.c (execute_fixup_cfg): Added test for
18732 ECF_LOOPING_CONST_OR_PURE.
18733 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18735 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18736 effects for looping pure or const calls.
18737 (verify_gimple_expr): Added verification code.
18738 * config/alpha/alpha.c (alpha_legitimize_address,
18739 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18741 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18742 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18743 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18744 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18745 RTL_CONST_OR_PURE_CALL_P.
18746 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18747 and const calls to be deleted.
18749 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18752 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18753 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18754 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18755 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18756 to handle nonimmediate operands.
18757 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18758 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18759 to handle nonimmediate operands.
18760 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18761 (mmx_pmulhrwv4hi3): New expander. Use
18762 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18763 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18764 (sse2_umulv1siv1di3): New expander. Use
18765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18766 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18767 (mmx_eq<mode>3): New expander. Use
18768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18769 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18770 (mmx_uavgv8qi3): New expander. Use
18771 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18772 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18773 (mmx_uavgv4hi3): New expander. Use
18774 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18776 * config/i386/sse.md
18777 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18778 to handle nonimmediate operands.
18779 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18780 to handle nonimmediate operands.
18781 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18782 to handle nonimmediate operands.
18783 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18784 to handle nonimmediate operands.
18785 (sse2_unpckhpd_exp): New expander. Use
18786 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18787 (sse2_unpcklpd_exp): New expander. Use
18788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18789 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18790 to handle nonimmediate operands.
18791 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18792 to handle nonimmediate operands.
18793 (*sse2_<plusminus_insn><mode>3): Rename from
18794 sse2_<plusminus_insn><mode>3 insn pattern.
18795 (sse2_<plusminus_insn><mode>3): New expander. Use
18796 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18797 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18798 (sse2_umulv2siv2di3): New expander. Use
18799 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18800 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18801 (sse4_1_mulv2siv2di3): New expander. Use
18802 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18803 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18804 (sse2_pmaddwd): New expander. Use
18805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18806 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18807 (sse2_eq<mode>3): New expander. Use
18808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18809 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18810 (sse4_1_eqv2di3): New expander. Use
18811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18812 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18813 (sse2_uavgv16qi3): New expander. Use
18814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18815 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18816 (sse2_uavgv16qi3): New expander. Use
18817 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18818 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18819 (sse2_uavgv8hi3): New expander. Use
18820 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18821 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18822 (ssse3_pmulhrswv8hi3): New expander. Use
18823 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18824 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18825 (ssse3_pmulhrswv4hi3): New expander. Use
18826 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18828 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18829 (<sse>_vmmul<mode>3): Ditto.
18830 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18832 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18833 (ssse3_pmaddubsw): Ditto.
18835 * config/i386/i386.c (struct_builtin_description)
18836 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18837 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18838 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18839 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18840 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18841 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18842 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18843 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18844 (ix86_fixup_binary_operands): Assert that src1
18845 and src2 must have the same mode when swapped.
18846 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18847 and ix86_binary_operator_ok. Do not force operands in registers
18850 2008-05-07 Jan Hubicka <jh@suse.cz>
18852 * cgraph.c (dump_cgraph_node): Update.
18853 * cgraph.h (cgraph_local_info): Break out inline summary.
18854 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18856 * ipa-inline (inline_summary): New accestor function.
18857 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18858 cgraph_decide_inlining, compute_inline_parameters): Update.
18859 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18861 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18863 Cleanup ColdFire scheduling support and add V4 pipeline model.
18865 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18866 (define_attr cpu): Add cfv4 value.
18867 (define_attr type, define_attr type1): Merge into a single 'type'
18868 attribute. Update all uses.
18869 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18870 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18872 (define_attr opx_mem, define_attr opy_mem): Remove.
18873 (define_attr op_mem): Clean up, update comment.
18874 (define_attr size): Use specific values instead of general int.
18875 (define_attr guess, define_attr split): Remove. Update all uses.
18876 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18877 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18878 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18879 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18880 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18881 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18882 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18883 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18884 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18885 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18886 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18887 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18888 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18889 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18890 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18891 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18892 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18893 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18894 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18895 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18896 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18897 Update or set attributes.
18898 (stack_tie): New fake instruction.
18900 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18901 (m68k_sched_attr_size): Update declaration.
18902 (m68k_sched_attr_type2): Remove.
18903 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18904 Declare new bypass predicates.
18906 * config/m68k/m68k.c (m68k_sched_issue_rate,
18907 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18909 (TARGET_SCHED_ISSUE_RATE,
18910 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18911 (override_options): Handle scheduling for ColdFire V4 core.
18912 (m68k_expand_prologue): Emit stack_tie.
18913 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18914 'OP_TYPE_FPN'. Update all uses.
18915 (sched_guess_p): Remove.
18916 (sched_address_type): Handle symbolic addresses.
18917 (sched_get_operand): New static function.
18918 (sched_operand_type): Merge into sched_attr_op_type.
18919 (sched_attr_op_type): Handle FP registers, handle quick constants,
18921 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18922 (m68k_sched_attr_size): Update. Move logic to ...
18923 (sched_get_attr_size_int): New static function.
18924 (sched_get_opxy_mem_type): New static function.
18925 (m68k_sched_attr_op_mem): Update.
18926 (m68k_sched_attr_type2): Remove.
18927 (sched_cfv4_bypass_data): New static variable.
18928 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18929 (m68k_sched_issue_rate): Implement scheduler hook.
18930 (struct _sched_ib: enabled_p): New field.
18931 (m68k_sched_variable_issue): Update. Handle V4.
18932 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18933 sched_dump_class_func_t, sched_dump_split_class,
18934 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18935 sched_dump_dfa_class, m68k_sched_dump): Remove.
18936 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18938 (m68k_sched_init_global): Remove statisctics dumping, introduce
18939 sanity check that all instructions have pipeline reservations. Handle
18941 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18942 Handle ColdFire V4 core.
18943 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18944 New static functions.
18945 (m68k_sched_address_bypass_p): New bypass predicate.
18946 (sched_get_indexed_address_scale): New static function.
18947 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18949 * cf.md: Update comments.
18950 (define_attr type2): Remove. Use 'type' attribute instead.
18952 (cf_ib): Rename to cfv123_ib. Update all uses.
18953 (cf_oep): Rename to cfv123_oep. Update all uses.
18954 (cf_chr): Rename to cfv123_chr. Update all uses.
18955 (cf_mem): Rename to cfv123_mem. Update all uses.
18956 (cf_mac): Move to more appropriate place.
18957 (cfv123_guess): New automaton and cpu_unit.
18958 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18959 Update uses of 'size' attribute. Handle before reload scheduling.
18960 (cfv123_guess): New dummy reservation for unhandled instructions.
18961 (cfv4_*): Pipeline description of ColdFire V4 core.
18962 (ignore): New reservation to handle 'ignore' type.
18964 2008-05-07 Ian Lance Taylor <iant@google.com>
18966 PR middle-end/36013
18967 * gimplify.c (find_single_pointer_decl_1): Don't look through
18969 (find_single_pointer_decl): Adjust comments.
18971 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18973 PR middle-end/36137
18974 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18975 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18977 PR middle-end/36106
18978 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18979 integral type rather than floating point, then VIEW_CONVERT_EXPR
18980 to the floating point type.
18982 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18984 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18985 TFmode op0 to register.
18987 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18989 * c-decl.c (grokdeclarator): Comment typo.
18991 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18993 * tree-flow.h: Remove prototype for computed_goto_p.
18994 * tree-cfg.c (computed_goto_p): Make static.
18996 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18999 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19000 (contains_aligned_value_p): This. Handle _Decimal128.
19001 (ix86_function_arg_boundary): Only align _Decimal128 to its
19002 natural boundary and handle it properly.
19004 2008-05-06 Martin Jambor <mjambor@suse.cz>
19006 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19007 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19008 (ipcp_method_set_orig_node): Removed.
19009 (ipcp_cval_get_cvalue_type): Removed.
19010 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19011 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19012 (ipcp_cval_set_cvalue_type): Removed.
19013 (ipcp_cval_get_cvalue): Removed.
19014 (ipcp_cval_set_cvalue): Removed.
19015 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19016 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19017 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19018 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19019 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19020 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19021 (ipcp_get_ith_lattice): Changed parameters.
19022 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19023 (ipcp_lattice_from_jfunc): Changed parameters.
19024 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19025 (ipcp_method_cval_print): Added temporary variable info.
19026 (ipcp_redirect): Removed already unused local variable caller.
19027 (ipcp_redirect): New temporary variable orig_callee_info
19028 (ipcp_redirect): Removed newly unused local variable callee.
19029 (ipcp_redirect): Removed (a bit confusing) local variable type.
19030 (ipcp_insert_stage): Added local variable info.
19031 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19033 (ipcp_formal_create): Removed.
19034 (ipcp_method_cval_set): Removed.
19035 (ipcp_propagate_stage): Renamed lattice variables.
19036 (ipcp_method_cval_set_cvalue_type): Removed.
19037 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19038 (ipcp_print_all_lattices): Changed printed strings to refer to
19039 lattices rather than cvals.
19040 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19041 (ipcp_propagate_const): Changed formal parameters.
19042 (build_const_val): Changed formal parameters.
19043 (ipcp_insert_stage): Removed useless variable cvalue
19044 (build_const_val): Changed formal parameters.
19045 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19046 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19047 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19048 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19049 (ipcp_print_func_profile_counts): Changed string from "method" to
19051 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19052 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19053 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19054 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19055 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19056 (ipcp_lat_is_const): Changed parameters and made inline.
19057 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19058 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19059 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19060 the predicate condition directly
19061 (ipcp_propagate_stage): Added local variable args. Removed local
19062 variable callee. (Both are mere code simplifications.)
19063 (ipcp_method_dont_insert_const): Renamed to
19064 ipcp_node_not_modifiable_p.
19065 (ipcp_node_not_modifiable_p): Made inline.
19066 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19067 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19068 (ipcp_print_all_lattices): Removed variable cvalue
19069 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19072 2008-05-06 Olivier Hainque <hainque@adacore.com>
19074 * tree-sra.c (try_instantiate_multiple_fields): Early return
19075 if field has POINTER_TYPE.
19077 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19079 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19080 by using 'q' specifier for instruction.
19081 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19083 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19085 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19086 Change mode of zero_extract from QImode to HImode.
19087 (sign bit tests peepholes): (Ditto.).
19089 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19091 * config/i386/mmx.md: Remove double backslashes from asm templates.
19092 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19093 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19094 to handle nonimmediate operands.
19095 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19096 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19097 to handle nonimmediate operands.
19098 (*mmx_<code>v2sf3_finite): New insn pattern.
19099 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19100 (mmx_<code>v2sf3): New expander. Use
19101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19102 (mmx_<plusminus_insn><mode>3): New expander. Use
19103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19104 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19105 (mmx_add<mode>3): Removed.
19106 (mmx_ssadd<mode>3): Ditto.
19107 (mmx_usadd<mode>3): Ditto.
19108 (mmx_sub<mode>3): Ditto.
19109 (mmx_sssub<mode>3): Ditto.
19110 (mmx_ussub<mode>3): Ditto.
19111 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19112 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19113 to handle nonimmediate operands.
19114 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19116 (mmx_smulv4hi3_highpart): New expander. Use
19117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19118 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19120 (mmx_umulv4hi3_highpart): New expander. Use
19121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19122 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19123 (mmx_<code>v4hi3): New expander. Use
19124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19125 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19126 (mmx_<code>v8qi3): New expander. Use
19127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19128 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19129 (mmx_<code><mode>3): New expander. Use
19130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19132 2008-05-05 Jan Hubicka <jh@suse.cz>
19134 PR tree-optimization/36118
19135 * passes.c (pass_init_dump_file): Fix dump header.
19137 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19139 PR middle-end/36141
19140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19141 VCE for function decls.
19143 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19145 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19147 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19149 * config/i386/i386.md (sat_plusminus): New.
19150 (plusminus_insn): Likewise.
19151 (plusminus_mnemonic): Likewise.
19153 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19154 (*<addsub><mode>3_cc_overflow): Renamed to ...
19155 (*<plusminus_insn><mode>3_cc_overflow): This.
19156 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19157 (*<plusminus_insn>si3_zext_cc_overflow): This.
19159 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19160 (<plusminus_insn><mode>3): This.
19161 (*<addsub><mode>3): Renamed to ...
19162 (*<plusminus_insn><mode>3): This.
19163 (<sse>_vm<addsub><mode>3): Renamed to ...
19164 (<sse>_vm<plusminus_insn><mode>3): This.
19165 (sse3_h<addsub>v4sf3): Renamed to ...
19166 (sse3_h<plusminus_insn>v4sf3): This.
19167 (sse3_h<addsub>v2df3): Renamed to ...
19168 (sse3_h<plusminus_insn>v2df3): This.
19169 (<plusminus_insn><mode>3): New.
19170 (*<plusminus_insn><mode>3): Likewise.
19171 (sse2_<plusminus_insn><mode>3): Likewise.
19172 (add<mode>): Removed.
19173 (*add<mode>3): Likewise.
19174 (sse2_ssadd<mode>3): Likewise.
19175 (sse2_usadd<mode>3): Likewise.
19176 (sub<mode>3): Likewise.
19177 (*sub<mode>3): Likewise.
19178 (sse2_sssub<mode>3): Likewise.
19179 (sse2_ussub<mode>3): Likewise.
19181 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19183 * gthr-single.h: Add in required interface elements as per gthr.h.
19184 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19185 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19186 Generalize UNUSED macro.
19187 (__gthread_once): Add.
19188 (__gthread_key_create): Add.
19189 (__gthread_key_delete): Add.
19190 (__gthread_getspecific): Add.
19191 (__gthread_setspecific): Add.
19193 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19196 the same size types for the indirect reference on the rhs, then
19199 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19201 * config/i386/i386.md
19202 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19203 one insn template instead of template series.
19204 (*xordi_1_rex64): Ditto.
19205 (*xordi_2_rex64): Ditto.
19207 2008-05-05 Ira Rosen <irar@il.ibm.com>
19209 PR tree-optimization/36119
19210 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19213 2008-06-04 Jan Hubicka <jh@suse.cz>
19215 tree-optimization/36100
19216 * tree-pass.h (pass_O0_always_inline): Declare.
19217 * ipa-inline.c (inline_transform): Remove dead code.
19218 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19219 pass_O0_always_inline): New.
19220 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19222 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19224 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19225 mnemonic in this_param move for TARGET_64BIT.
19227 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19229 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19230 (*strmovsi_rex_1): Ditto.
19231 (*strsetsi_1): Ditto.
19232 (*strsetsi_rex_1): Ditto.
19234 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19235 adddicc expanders using SWI mode iterator.
19237 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19240 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19243 2008-05-04 David S. Miller <davem@davemloft.net>
19245 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19246 (sparc*-*-linux*): Use linux.h in tm_file.
19247 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19248 compiler defaulting to 32-bit.
19249 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19251 * config/sparc/linux.h: Remove definitions now obtained
19252 properly from linux.h
19253 * config/sparc/linux64.h: Likewise.
19254 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19255 don't want this setting for 32-bit builds in a biarch compiler.
19256 * doc/install.texi: Add sparc-linux to list of targets
19257 supporting --enable-targets=all.
19259 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19261 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19263 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19265 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19266 after V4SI_FTYPE_V8HI.
19267 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19268 case V4SI_FTYPE_V2DF.
19270 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19272 * doc/invoke.texi (max-flow-memory-locations): Removed.
19273 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19275 2008-05-03 Richard Guenther <rguenther@suse.de>
19277 PR middle-end/34973
19278 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19280 2008-05-02 David S. Miller <davem@davemloft.net>
19282 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19284 2008-05-02 Simon Baldwin <simonb@google.com>
19287 * c-common.h (warn_array_subscript_range): Removed.
19288 * c-common.c (warn_array_subscript_range): Ditto.
19289 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19290 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19292 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19294 * config/i386/i386.c (ix86_special_builtin_type): New.
19295 (bdesc_special_args): Likewise.
19296 (ix86_expand_special_args_builtin): Likewise.
19297 (ix86_init_mmx_sse_builtins): Updated.
19298 (ix86_expand_builtin): Updated.
19299 (ix86_expand_store_builtin): Removed.
19300 (ix86_expand_unop_builtin): Likewise.
19302 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19303 * config/i386/mmintrin.h (__v2sf): Here.
19305 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19307 (_mm_loadl_pi): Likewise.
19308 (_mm_storeh_pi): Replace __v2si with __v2sf.
19309 (_mm_storel_pi): Likewise.
19311 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19312 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19313 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19314 __builtin_ia32_loadlpd.
19316 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19318 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19319 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19320 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19321 (ix86_init_mmx_sse_builtins): Updated.
19322 (ix86_expand_args_builtin): Likewise.
19323 (ix86_expand_builtin): Likewise.
19324 (ix86_expand_unop1_builtin): Renamed to ...
19325 (ix86_expand_unop_vec_merge_builtin): This.
19327 2008-05-01 Jan Hubicka <jh@suse.cz>
19330 * ipa-inline.c (inline_generate_summary): Make static.
19331 (inline_transform): Do not call inlining at -O0; make static.
19332 * passes.c (execute_todo): Add sanity check.
19333 (execute_one_ipa_transform_pass): Execute proper flags.
19335 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19337 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19338 (DECL_NONADDRESSABLE_P): Likewise.
19339 * alias.c (record_component_aliases): Fix comment.
19341 2008-05-01 Simon Baldwin <simonb@google.com>
19343 * c-common.h (warn_array_subscript_range): New function.
19344 * c-common.c (warn_array_subscript_range): Ditto.
19345 * tree-vrp.c (check_array_ref): Corrected code to agree with
19346 comment, ignoring only arrays of size 0 or size 1.
19347 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19349 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19351 * config/i386/i386.c (ix86_builtin_type): Replace
19352 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19353 (bdesc_args): Updated.
19354 (ix86_init_mmx_sse_builtins): Likewise.
19355 (ix86_expand_args_builtin): Likewise.
19357 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19360 * doc/extend.texi: Correct __builtin_ia32_palignr.
19362 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19365 * config/i386/i386.c (bdesc_crc32): Removed.
19366 (ix86_expand_crc32): Likewise.
19367 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19368 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19369 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19370 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19371 UINT_FTYPE_UINT_UCHAR.
19372 (bdesc_args): Updated. Add crc32 builtins.
19373 (ix86_init_mmx_sse_builtins): Updated.
19374 (ix86_expand_args_builtin): Updated to support subreg.
19376 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19378 2008-05-01 Jan Hubicka <jh@suse.cz>
19380 * tree-pass.h (opt_pass): Add IPA_PASS.
19381 (varpool_node, cgraph_node): Forward declare.
19382 (ipa_opt_pass): Define.
19383 (pass_ipa_inline): Turn into ipa_opt_pass.
19384 (pass_apply_inline): Remove.
19385 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19386 (apply_inline): Turn into ....
19387 (inline_transform): ... this one.
19388 (inline_generate_summary): New function.
19389 (pass_apply_inline): Remove.
19390 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19392 (struct function): Add ipa_transforms_to_apply.
19393 * passes.c (register_one_dump_file): Work on IPA_PASS.
19394 (init_optimization_passes): Remove pass_inline_parameters and
19396 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19397 (execute_one_pass) ... here; apply transforms when possible.
19398 (add_ipa_transform_pass, execute_ipa_summary_asses,
19399 execute_one_ipa_transform_pass): New.
19400 (execute_ipa_pass_list): Update for IPA_PASS type.
19402 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19404 * config/i386/i386.c (ix86_builtin_type): Add
19405 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19406 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19407 (bdesc_args): Add SSE4a builtins.
19408 (ix86_init_mmx_sse_builtins): Updated.
19409 (ix86_expand_args_builtin): Likewise.
19410 (ix86_expand_builtin): Likewise.
19412 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19414 * config/i386/i386.c (ix86_builtin_type): Add
19415 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19416 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19417 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19418 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19419 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19420 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19421 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19422 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19423 and DI_FTYPE_DI_DI_INT.
19424 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19425 (ix86_init_mmx_sse_builtins): Updated.
19426 (ix86_expand_args_builtin): Likewise.
19427 (ix86_expand_builtin): Likewise.
19428 (ix86_expand_binop_imm_builtin): Removed.
19430 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19432 2008-04-30 Richard Guenther <rguenther@suse.de>
19434 PR tree-optimization/32921
19435 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19437 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19439 * config/arm/arm.c (arm_unwind_emit): Use
19440 crtl->all_throwers_are_sibcalls instead of
19441 cfun->all_throwers_are_sibcalls.
19442 (arm_output_fn_unwind): Likewise.
19443 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19444 instead of cfun->uses_pic_offset_table.
19445 (frv_expand_prologue): Likewise.
19446 (frv_frame_pointer_required): Likewise.
19447 (frv_expand_fdpic_call): Likewise.
19448 (frv_emit_movsi): Likewise.
19449 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19450 cfun->returns_pcc_struct instead of
19451 current_function_returns_pcc_struct.
19452 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19453 instead of cfun->calls_eh_return.
19454 (m32c_pushm_popm): Likewise.
19455 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19456 "extern" declaration.
19458 2008-04-30 Richard Guenther <rguenther@suse.de>
19460 PR tree-optimization/21636
19461 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19463 (evaluate_stmt): Print the likely value.
19464 (ccp_visit_stmt): Avoid excessive vertical spacing.
19466 2008-04-30 Rafael Espíndola <espindola@google.com>
19468 * builtins.c (fold_call_expr): Return realret.
19469 * tree-ssa-threadedge.c
19470 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19471 __builtin_object_size.
19473 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19475 * gcc.c (wrapper_string): New variable.
19476 (insert_wrapper): New function.
19477 (execute): New option -wrapper.
19478 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19480 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19482 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19483 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19484 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19486 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19487 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19488 config/rs6000/e500crtres64gprctr.asm,
19489 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19490 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19491 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19492 config/rs6000/e500crtsav64gprctr.asm,
19493 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19494 config/rs6000/e500crtsavg64gprctr.asm: New files.
19495 * config/rs6000/t-ppccomm: Add build rules for new files.
19496 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19497 * config/rs6000/t-netbsd: Add build rules for new files.
19498 (LIB2FUNCS_STATIC_EXTRA): New variable.
19499 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19500 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19501 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19503 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19505 * config/i386/i386.c (ix86_builtin_type): Add
19506 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19507 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19508 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19509 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19510 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19511 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19512 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19513 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19514 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19515 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19516 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19517 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19518 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19519 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19520 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19521 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19522 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19523 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19524 V1DI_FTYPE_V2SI_V2SI.
19525 (bdesc_2arg): Moved to ...
19526 (bdesc_args): Here.
19527 (ix86_init_mmx_sse_builtins): Updated.
19528 (ix86_expand_args_builtin): Updated. Take a pointer
19529 to const struct builtin_description. Handle comparison
19531 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19532 (ix86_expand_builtin): Updated.
19534 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19535 (ssse3_pmaddubsw128): This.
19536 (ssse3_pmaddubswv4hi3): Renamed to ...
19537 (ssse3_pmaddubsw): This.
19539 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19540 (__builtin_ia32_packssdw128): Likewise.
19541 (__builtin_ia32_packuswb128): Likewise.
19542 (__builtin_ia32_pmaddubsw): Likewise.
19543 (__builtin_ia32_pmaddubsw128): Likewise.
19545 2008-04-30 Richard Guenther <rguenther@suse.de>
19547 PR tree-optimization/14847
19548 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19549 (recognize_bits_test): Use it.
19550 (recognize_single_bit_test): Likewise.
19552 2008-04-30 Martin Jambor <mjambor@suse.cz>
19554 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19555 instead of setting number of formal parameters to zero.
19556 (ipcp_init_stage): Do not set the number of actual parameters to zero
19558 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19559 which are called with variable number of arguments.
19560 (ipcp_insert_stage): Explicitely skipping all nodes which are
19561 called with variable number of arguments.
19562 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19563 number of parameters.
19565 * ipa-prop.h (struct ipa_node_params): Added flag
19566 called_with_var_arguments
19567 (ipa_set_param_count): Added. Changed sole setter to use it.
19568 (ipa_get_param_count): Added. All readers of param_count
19569 converted to use it instead.
19570 (ipa_set_called_with_variable_arg): Added.
19571 (ipa_is_called_with_var_arguments): Added.
19572 (ipa_get_ith_param): Added. All readers of param_decls converted
19574 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19576 (ipa_get_cs_argument_count): Added, all readers of argument_count
19578 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19581 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19582 (struct ipcp_lattice): Renamed cval_type to type
19583 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19585 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19586 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19587 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19588 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19589 (build_const_val): Changed the type of parameter cvalue to tree
19590 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19591 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19593 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19596 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19597 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19598 (ipa_add_method): Renamed to ipa_push_func_to_list
19599 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19600 (ipa_callsite_param_count): Removed.
19601 (ipa_callsite_param_count_set): Removed.
19602 (ipa_callsite_param): Removed.
19603 (ipa_callsite_callee): Removed.
19604 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19605 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19606 (ipa_method_formal_count): Removed.
19607 (ipa_method_formal_count_set): Removed.
19608 (ipa_method_get_tree): Removed.
19609 (ipa_method_tree_map_create): Removed.
19610 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19611 (ipa_create_param_decls_array): Creates the array itself
19612 (ipa_create_param_decls_array): Temporary variable info instead of
19613 a few dereferences.
19614 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19615 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19616 (get_type): Removed.
19617 (ipa_jf_get_info_type): Removed.
19618 (ipa_node_create): Renamed to ipa_create_node_params
19619 (ipa_free): Renamed to ipa_free_all_node_params
19620 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19621 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19622 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19623 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19624 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19625 ipa_free_all_edge_args
19626 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19627 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19628 (ipa_create_methodlist_node): Removed.
19629 (ipa_methodlist_method): Removed.
19630 (ipa_methodlist_method_set): Removed.
19631 (ipa_methodlist_next_method): Removed.
19632 (ipa_methodlist_next_method_set): Removed.
19633 (ipa_method_is_modified): Removed.
19634 (ipa_method_modify_create): Removed.
19635 (ipa_method_modify_init): Temporary variable info instead of a few
19637 (ipa_detect_param_modifications): Temporary variable info instead of
19638 a few dereferences.
19639 (ipa_compute_jump_functions): Temporary variable info instead of
19640 a few dereferences.
19641 (ipa_method_modify_set): Removed.
19642 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19643 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19644 than craph_node as the first parameter.
19645 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19646 (ipa_method_modify_init): Removed.
19647 (ipa_compute_jump_functions): Added a temp variable instead of
19648 repeatadly dereferencing the cgraph_edge.aux pointer
19649 (ipa_callsite_param_set_type): Removed.
19650 (ipa_compute_jump_functions): i renamed to index and moved to
19652 (ipa_callsite_param_set_info_type_formal): Removed.
19653 (ipa_callsite_param_set_info_type): Removed.
19654 (ipa_callsite_param_map_create): Removed.
19655 (ipa_callsite_tree): Removed.
19656 (ipa_callsite_caller): Removed.
19657 (ipa_pop_func_from_list): return_method removed to return_func
19659 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19660 prefixed all values with IPA_. Changed all users.
19661 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19662 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19663 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19664 (union parameter_info): Renamed to jump_func_value.
19665 (union jump_func_value): Renamed value to constant
19666 (struct ipa_jump_func): Renamed info_type to value
19667 (struct ipa_node): Renamed to ipa_node_params
19668 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19669 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19670 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19671 (struct ipa_edge): Renamed to ipa_edge_args
19672 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19673 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19674 (struct ipa_methodlist): Renamed to ipa_func_list
19675 (struct ipa_func_list): method_p renamed to node, next_method
19677 (ipa_methodlist_p): Removed, switched all users to struct pointer
19678 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19680 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19682 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19683 (rs6000_emit_epilogue): Use backchain to restore only when we
19684 have a large frame. Make use of frame pointer to restore if we
19685 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19687 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19689 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19690 Add mode to zero_extract.
19691 (sign bit tests peepholes): (Ditto.).
19693 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19695 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19696 Instructions in comments with SSE3.
19697 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19698 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19699 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19700 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19701 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19702 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19703 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19704 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19705 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19706 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19707 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19708 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19709 (bdesc_sse_args): Renamed to ...
19710 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19711 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19712 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19713 IX86_BUILTIN_FABSQ.
19714 (bdesc_1arg): Moved to ...
19715 (bdesc_args): Here.
19716 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19717 Instructions in comments with SSE3.
19718 (ix86_expand_sse_operands_builtin): Renamed to ...
19719 (ix86_expand_args_builtin): This. Updated.
19720 (ix86_expand_unop1_builtin): Update comments.
19721 (ix86_expand_builtin): Updated.
19723 2008-04-29 Richard Guenther <rguenther@suse.de>
19725 PR tree-optimization/36078
19726 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19727 Update virtual SSA form after cleaning up the CFG.
19729 2008-04-29 Richard Guenther <rguenther@suse.de>
19731 PR middle-end/15255
19732 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19734 2008-04-29 Richard Guenther <rguenther@suse.de>
19736 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19737 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19738 (compute_flow_insensitive_aliasing): Do not treat
19739 PTR_IS_REF_ALL pointers special.
19740 (get_smt_for): Likewise.
19741 (may_alias_p): Re-structure.
19742 (is_escape_site): A ref-all pointer conversion is not an escape site.
19743 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19744 PTR_IS_REF_ALL pointers special.
19745 * tree-ssa-structalias.h (struct alias_info): Remove
19746 ref_all_symbol_mem_tag field.
19747 (PTR_IS_REF_ALL): Remove.
19749 2008-04-29 Richard Guenther <rguenther@suse.de>
19751 PR middle-end/36077
19752 * fold-const.c (extract_muldiv_1): In combining division constants
19753 make sure to never overflow.
19755 2008-04-29 Nick Clifton <nickc@redhat.com>
19757 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19759 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19762 * optc-gen.awk: Work around HP-UX/IA awk bug.
19764 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19766 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19769 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19772 * config/i386/i386.md
19773 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19774 Change operand 1 predicate to nonimmediate_operand.
19776 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19779 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19781 * gengtype.c (walk_type, write_func_for_structure): Handle
19783 * doc/gty.texi: Document chain_circular.
19785 2008-04-28 Richard Guenther <rguenther@suse.de>
19787 PR tree-optimization/36066
19788 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19791 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19794 * config/i386/i386.md
19795 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19796 Use match_scratch instead of match_operand for operands 3 and 4.
19798 2008-04-27 Richard Guenther <rguenther@suse.de>
19800 PR tree-optimization/18754
19801 PR tree-optimization/34223
19802 * tree-pass.h (pass_complete_unrolli): Declare.
19803 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19804 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19805 Rewrite loop into loop closed SSA form if it is not already.
19806 (tree_unroll_loops_completely): Re-structure to iterate over
19807 innermost loops with intermediate CFG cleanups.
19808 Unroll outermost loops only if requested or the code does not grow
19810 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19811 loops are available.
19812 (tree_vectorize): Instead do so here.
19813 (tree_complete_unroll): Also unroll outermost loops.
19814 (tree_complete_unroll_inner): New function.
19815 (gate_tree_complete_unroll_inner): Likewise.
19816 (pass_complete_unrolli): New pass.
19817 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19818 uses outside of the loop.
19819 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19820 form if it is available.
19821 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19822 * passes.c (init_optimization_passes): Schedule complete inner
19823 loop unrolling pass before the first CCP pass after final inlining.
19825 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19827 * targhooks.h (default_emutls_var_fields,
19828 default_emutls_var_init): Declare.
19829 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19830 * target.h (struct gcc_target): Add struct emutls member.
19831 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19832 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19833 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19834 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19835 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19836 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19837 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19838 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19839 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19840 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19841 emit debug information.
19842 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19843 * varasm.c: Include targhooks.h.
19844 (emutls_object_section, emutls_tmpl_section): New.
19845 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19846 (EMUTLS_SEPARATOR): New.
19847 (prefix_name): New.
19848 (get_emutls_object_name): New.
19849 (default_emutls_var_fields): New, broken out of ...
19850 (get_emutls_object_type): ... here. Adjust to use target hooks.
19851 (get_emutls_init_templ_addr): Adjust to use target hooks.
19852 (emutls_decl): Adjust to use target hooks.
19853 (emutls_finish): Likewise.
19854 (default_emutls_var_init): New, broken out of ...
19855 (assemble_variable): ... here. Adjust to use target hooks.
19856 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19857 SECCAT_EMUTLS_TMPL.
19858 * c-common.c (handle_section_attribute): Prevent overriding
19859 sections for emulated tls with special sections.
19860 * config/i386/i386.c (x86_64_elf_select_section): Add
19861 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19862 (x86_64_elf_unique_section): Likewise.
19863 * config/vxworks.c: Include tree.h.
19864 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19865 (vxworks_override_options): Set TLS scheme.
19866 * doc/tm.texi (Emulated TLS): New node.
19868 2008-04-26 Simon Baldwin <simonb@google.com>
19871 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19872 with propagated string constants.
19874 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19876 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19877 constraint for operand 2 when operand 0 is memory operand.
19878 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19879 operand 0 is memory operand.
19880 (fix_trunc<mode>_i387_with_temp): Ditto.
19881 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19882 operand 2 when operand 1 is memory operand.
19883 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19884 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19885 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19886 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19887 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19888 operands 2,3 and 4 when operand 1 is memory operand.
19889 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19891 (fistdi2_floor_with_temp): Ditto.
19892 (fist<mode>2_floor_with_temp): Ditto.
19893 (fistdi2_ceil_with_temp): Ditto.
19894 (fist<mode>2_ceil_with_temp): Ditto.
19895 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19897 2008-04-26 David Daney <ddaney@avtrex.com>
19899 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19901 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19902 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19903 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19904 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19905 (compare_and_swap_12): New insn.
19906 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19907 * config/mips/mips.c (mips_force_binary): New function.
19908 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19909 (mips_expand_compare_and_swap_12): New function.
19910 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19912 2008-04-25 Jan Hubicka <jh@suse.cz>
19915 * cfgexpand.c (pass_expand): Turn into RTL pass.
19916 * passes.c (execute_one_pass): Do pass typechecking after execution.
19917 * tree-pass.h (pass_expand): Turn into RTL pass.
19919 * function.h (struct rtl_data): Move here fields
19920 accesses_prior_frames, calls_eh_return, saves_all_registers,
19921 has_nonlocal_goto, has_asm_statement, is_thunk,
19922 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19923 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19924 arg_pointer_save_area_init from struct function; turn into bool.
19925 (struct function): Move
19926 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19927 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19928 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19929 tail_call_emit, arg_pointer_save_area_init
19930 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19931 (current_function_returns_struct, current_function_returns_pcc_struct,
19932 current_function_calls_setjmp, current_function_calls_alloca,
19933 current_function_accesses_prior_frames,
19934 current_function_calls_eh_return, current_function_is_thunk,
19935 current_function_stdarg, current_function_profile,
19936 current_function_limit_stack, current_function_uses_pic_offset_table,
19937 current_function_uses_const_pool, current_function_has_nonlocal_label,
19938 current_function_saves_all_registers,
19939 current_function_has_nonlocal_goto,
19940 current_function_has_asm_statement): Remove accesor macros.
19941 * ra-conflict.c (global_conflicts): Update.
19942 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19943 (suitable_for_tail_call_opt_p): Update.
19944 * builtins.c (expand_builtin_return_addr): Update.
19945 (expand_builtin_setjmp_setup): Update.
19946 (expand_builtin_nonlocal_goto): Update.
19947 * final.c (final_start_function): Update.
19948 (profile_function): Update.
19949 (leaf_function_p): Update.
19950 (only_leaf_regs_used): Update.
19951 * df-scan.c (df_get_exit_block_use_set): Update.
19952 * dojump.c (clear_pending_stack_adjust): Update.
19953 * tree-stdarg.c (gate_optimize_stdarg): Update.
19954 * gimple-low.c (lower_function_body): Update.
19955 * global.c (compute_regsets): Update.
19956 (global_alloc): Update.
19957 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19958 * expr.c (expand_assignment): Update.
19959 * dse.c (dse_step0): Update.
19960 (dse_step1): Update.
19961 * c-decl.c (store_parm_decls): Update.
19962 * local-alloc.c (combine_regs): Update.
19963 (find_free_reg): Update.
19964 * function.c (assign_parms_augmented_arg_list): Update.
19965 (assign_parm_find_data_types): Update.
19966 (assign_parms): Update.
19967 (allocate_struct_function): Update.
19968 (expand_function_start): Update.
19969 (expand_function_end): Update.
19970 (get_arg_pointer_save_area): Update.
19971 (thread_prologue_and_epilogue_insns): Update.
19972 (rest_of_match_asm_constraints): Update.
19973 * stor-layout.c (variable_size): Update.
19974 * gcse.c (gcse_main): Update.
19975 (bypass_jumps): Update.
19976 * gimplify.c (gimplify_function_tree): Update.
19977 * calls.c (emit_call_1): Update.
19978 (expand_call): Update.
19979 * bt-load.c (compute_defs_uses_and_gen): Update.
19980 * except.c (sjlj_assign_call_site_values): Update.
19981 (sjlj_emit_function_enter): Update.
19982 (can_throw_external): Update.
19983 (set_nothrow_function_flags): Update.
19984 (expand_builtin_unwind_init): Update.
19985 (expand_eh_return): Update.
19986 (convert_to_eh_region_ranges): Update.
19987 (output_function_exception_table): Update.
19988 * emit-rtl.c (gen_tmp_stack_mem): Update.
19989 * cfgexpand.c (expand_used_vars): Update.
19990 (tree_expand_cfg): Update.
19991 * cfgcleanup.c (rest_of_handle_jump): Update.
19992 * explow.c (allocate_dynamic_stack_space): Update.
19993 * varasm.c (assemble_start_function): Update.
19994 (force_const_mem): Update.
19995 (mark_constant_pool): Update.
19996 * tree-optimize.c (tree_rest_of_compilation): Update.
19997 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19998 * tree-cfg.c (notice_special_calls): Update.
19999 (is_ctrl_altering_stmt): Update.
20000 (tree_can_make_abnormal_goto): Update.
20001 (tree_purge_dead_abnormal_call_edges): Update.
20002 * config/alpha/predicates.md: Update.
20003 * config/alpha/alpha.c (alpha_sa_mask): Update.
20004 (alpha_sa_size): Update.
20005 (alpha_does_function_need_gp): Update.
20006 (alpha_expand_prologue): Update.
20007 (alpha_start_function): Update.
20008 (alpha_output_function_end_prologue): Update.
20009 (alpha_expand_epilogue): Update.
20010 * config/frv/frv.c (frv_stack_info): Update.
20011 (frv_expand_epilogue): Update.
20012 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20013 (s390_register_info): Update.
20014 (s390_frame_info): Update.
20015 (s390_init_frame_layout): Update.
20016 (s390_can_eliminate): Update.
20017 (save_gprs): Update.
20018 * config/spu/spu.c (spu_split_immediate): Update.
20019 (need_to_save_reg): Update.
20020 (spu_expand_prologue): Update.
20021 (spu_expand_epilogue): Update.
20022 * config/sparc/sparc.md: Update.
20023 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20024 (sparc_tls_got): Update.
20025 (legitimize_pic_address): Update.
20026 (sparc_emit_call_insn): Update.
20027 (sparc_expand_prologue): Update.
20028 (output_return): Update.
20029 (print_operand): Update.
20030 (sparc_function_ok_for_sibcall): Update.
20031 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20032 * config/m32r/m32r.md: Update.
20033 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20034 (m32r_compute_frame_size): Update.
20035 (m32r_expand_prologue): Update.
20036 (m32r_expand_epilogue): Update.
20037 (m32r_legitimize_pic_address): Update.
20038 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20039 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20040 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20041 (gen_push): Update.
20042 (ix86_save_reg): Update.
20043 (ix86_compute_frame_layout): Update.
20044 (ix86_expand_prologue): Update.
20045 (ix86_expand_epilogue): Update.
20046 * config/sh/sh.c (output_stack_adjust): Update.
20047 (calc_live_regs): Update.
20048 (sh5_schedule_saves): Update.
20049 (sh_expand_prologue): Update.
20050 (sh_expand_epilogue): Update.
20051 (sh_setup_incoming_varargs): Update.
20052 (sh_allocate_initial_value): Update.
20053 (sh_get_pr_initial_val): Update.
20054 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20055 * config/sh/sh.md (label:): Update.
20056 * config/avr/avr.c (out_movhi_mr_r): Update.
20057 * config/crx/crx.h (enum): Update.
20058 * config/xtensa/xtensa.h (along): Update.
20059 * config/stormy16/stormy16.c Update.
20060 (xstormy16_compute_stack_layout): Update.
20061 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20062 (fr30_expand_prologue): Update.
20063 * config/cris/cris.c (cris_conditional_register_usage): Update.
20064 (cris_reg_saved_in_regsave_area): Update.
20065 (cris_initial_frame_pointer_offset): Update.
20066 (cris_simple_epilogue): Update.
20067 (cris_expand_prologue): Update.
20068 (cris_expand_epilogue): Update.
20069 (cris_expand_pic_call_address): Update.
20070 (cris_asm_output_symbol_ref): Update.
20071 (cris_asm_output_label_ref): Update.
20072 * config/cris/cris.md Update.
20073 * config/iq2000/iq2000.c (compute_frame_size): Update.
20074 (iq2000_expand_epilogue): Update.
20075 * config/mt/mt.h (save_direction): Update.
20076 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20077 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20078 (ia64_secondary_reload_class): Update.
20079 * config/m68k/m68k.c (m68k_save_reg): Update.
20080 (m68k_expand_prologue): Update.
20081 (m68k_expand_epilogue): Update.
20082 (legitimize_pic_address): Update.
20083 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20084 (first_reg_to_save): Update.
20085 (first_altivec_reg_to_save): Update.
20086 (compute_vrsave_mask): Update.
20087 (compute_save_world_info): Update.
20088 (rs6000_stack_info): Update.
20089 (spe_func_has_64bit_regs_p): Update.
20090 (rs6000_ra_ever_killed): Update.
20091 (rs6000_emit_eh_reg_restore): Update.
20092 (rs6000_emit_allocate_stack): Update.
20093 (rs6000_emit_prologue): Update.
20094 (rs6000_emit_epilogue): Update.
20095 (rs6000_output_function_epilogue): Update.
20096 (output_profile_hook): Update.
20097 (rs6000_elf_declare_function_name): Update.
20098 * config/rs6000/rs6000.h (rs6000_args): Update.
20099 * config/rs6000/rs6000.md: Update.
20100 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20101 * config/arc/arc.c (arc_output_function_epilogue): Update.
20102 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20103 * config/darwin.c (machopic_function_base_name): Update.
20104 * config/score/score3.c (score3_compute_frame_size): Update.
20107 (score3_epilogue): Update.
20108 * config/score/score7.c (score7_compute_frame_size): Update.
20109 (score7_prologue): Update.
20110 (score7_epilogue): Update.
20111 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20112 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20113 * config/arm/arm.c (use_return_insn): Update.
20114 (require_pic_register): Update.
20115 (arm_load_pic_register): Update.
20116 (arm_compute_save_reg0_reg12_mask): Update.
20117 (arm_compute_save_reg_mask): Update.
20118 (thumb1_compute_save_reg_mask): Update.
20119 (output_return_instruction): Update.
20120 (arm_output_function_prologue): Update.
20121 (arm_output_epilogue): Update.
20122 (arm_get_frame_offsets): Update.
20123 (arm_expand_prologue): Update.
20124 (thumb_pushpop): Update.
20125 (thumb_exit): Update.
20126 (thumb1_expand_prologue): Update.
20127 (thumb1_expand_epilogue): Update.
20128 (arm_unwind_emit): Update.
20129 (arm_output_fn_unwind): Update.
20130 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20131 * config/arm/arm.md: Update.
20132 * config/pa/pa.md: Update.
20133 * config/pa/pa.c (legitimize_pic_address): Update.
20134 (compute_frame_size): Update.
20135 (hppa_expand_prologue): Update.
20136 (hppa_expand_epilogue): Update.
20137 (borx_reg_operand): Update.
20138 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20139 (HARD_REGNO_RENAME_OK): Update.
20140 * config/mips/mips.c (mips_global_pointer): Update.
20141 (mips_save_reg_p): Update.
20142 (mips_compute_frame_info): Update.
20143 (mips_frame_pointer_required): Update.
20144 (mips_expand_prologue): Update.
20145 (mips_expand_epilogue): Update.
20146 (mips_can_use_return_insn): Update.
20147 (mips_reorg_process_insns): Update.
20148 * config/v850/v850.c (compute_register_save_size): Update.
20149 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20150 * config/mmix/mmix.c (along): Update.
20151 (mmix_expand_epilogue): Update.
20152 * config/bfin/bfin.c (legitimize_pic_address): Update.
20153 (must_save_p): Update.
20154 (stack_frame_needed_p): Update.
20155 (add_to_reg): Update.
20156 (bfin_expand_prologue): Update.
20157 * stmt.c (expand_asm_operands): Update.
20158 * reload1.c (reload): Update.
20159 (init_elim_table): Update.
20161 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20163 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20165 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20167 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20168 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20169 (mov<mode>): Removed.
20170 (*movv4sf_internal): Likewise.
20171 (*movv2df_internal): Likewise.
20173 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20175 * config.gcc (crx-*-elf): Remove deprecation.
20177 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20179 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20180 __gcc_deregister_frame with atexit.
20181 (deregister_frame_dtor): Remove.
20183 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20184 Nathan Sidwell <nathan@codesourcery.com>
20186 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20188 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20189 (rs6000_isel): Likewise.
20190 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20191 (rs6000_isel): New variable.
20192 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20194 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20197 * c-common.c (handle_vector_size_attribute): Call
20198 lang_hooks.types.reconstruct_complex_type instead of
20199 reconstruct_complex_type.
20200 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20201 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20202 * langhooks.h (struct lang_hooks_for_types): Add
20203 reconstruct_complex_type hook.
20204 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20205 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20207 2008-04-24 Richard Guenther <rguenther@suse.de>
20209 * c-common.h (check_builtin_function_arguments): Declare.
20210 * c-common.c (validate_nargs): New function.
20211 (check_builtin_function_arguments): Likewise.
20212 * c-typeck.c (build_function_call): Call
20213 check_builtin_function_arguments.
20214 * builtins.c (fold_builtin_classify): Remove error reporting code.
20215 (fold_builtin_unordered_cmp): Likewise.
20216 (fold_builtin_1): Likewise.
20217 (fold_builtin_n): Likewise.
20219 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20221 PR tree-optimization/36008
20222 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20223 the original op1, rather than delta by step.
20225 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20226 Sebastian Pop <sebastian.pop@amd.com>
20228 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20229 eliminate_local_variables_stmt, eliminate_local_variables,
20230 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20231 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20232 of code delimited by two edges in the CFG.
20233 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20234 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20235 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20236 the case of parallelisation of reductions.
20237 (expr_invariant_in_region_p): New.
20239 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20240 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20242 2008-04-24 Ira Rosen <irar@il.ibm.com>
20243 Richard Guenther <rguenther@suse.de>
20245 PR tree-optimization/36034
20246 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20247 incapable of dealing with loads with gaps.
20249 2008-04-24 Rafael Espíndola <espindola@google.com>
20251 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20252 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20253 vrp_evaluate_conditional.
20254 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20255 (vrp_evaluate_conditional): Split the cond argument.
20256 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20257 (simplify_stmt_for_jump_threading): Update call to
20258 vrp_evaluate_conditional.
20260 2008-04-24 Ira Rosen <irar@il.ibm.com>
20262 PR tree-optimization/35982
20263 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20264 interleaved data-refs are of the same type.
20266 2008-04-24 Danny Smith <dannysmith@users.net>
20268 * c-format.c (check_format_info_main): Use strncmp rather than a
20269 magic prefix to handle multichar length specs.
20270 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20271 Don't prefix "I64" and "I32" with '\0'.
20273 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20276 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20277 in registers for -m32 only if stdarg_p (fntype).
20279 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20281 PR rtl-optimization/36006
20282 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20283 temp to op0 in order to avoid invalid rtx sharing.
20285 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20287 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20288 check TREE_INVARIANT.
20289 * tree-gimple.c (is_gimple_address): New.
20290 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20291 * tree-gimple.h (is_gimple_address): New.
20292 * tree.h (decl_address_invariant_p): New.
20293 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20294 (build_string): Likewise.
20295 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20296 (tree_invariant_p_1): Likewise.
20297 (save_expr): Use it.
20298 (tree_invariant_p): New.
20299 (skip_simple_arithmetic): Use it.
20300 (stabilize_reference_1): Use it.
20301 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20303 (build1_stat): Drop code to compute TREE_INVARIANT.
20304 (build2_stat): Drop code to compute TREE_INVARIANT.
20305 (build3_stat): Drop code to compute TREE_INVARIANT.
20306 (build4_stat): Drop code to compute TREE_INVARIANT.
20307 (build5_stat): Drop code to compute TREE_INVARIANT.
20308 (build7_stat): Drop code to compute TREE_INVARIANT.
20309 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20310 * tree.h (struct tree_base): Remove invariant_flag.
20311 (TREE_INVARIANT): Remove.
20312 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20313 (fold_builtin_expect): Check TREE_CONSTANT.
20314 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20315 * c-tree.h (c_expr_to_decl): Drop third parameter.
20316 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20317 (build_c_cast): Don't set TREE_INVARIANT.
20318 (pop_init_level): Don't set TREE_INVARIANT.
20319 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20320 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20322 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20323 (gimplify_addr_expr): Adjust comment.
20324 * tree-mudflap.c (mf_build_string):
20325 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20326 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20327 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20328 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20329 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20330 * langhooks.h (struct lang_hooks): Drop third parameter from
20333 2008-04-23 Richard Guenther <rguenther@suse.de>
20335 PR tree-optimization/27799
20336 PR tree-optimization/32921
20337 PR tree-optimization/32624
20338 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20339 SMTs aliases and the tag itself into the solution.
20340 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20341 merge the points-to solution back into the SMT aliases.
20342 (may_alias_p): Use alias_set_subset_of instead of
20343 aliases_conflict_p. A pointer which points to
20344 memory with alias set zero may access any variable.
20346 2008-04-23 Richard Guenther <rguenther@suse.de>
20348 * alias.c (alias_set_subset_of): Correctly handle asking
20349 if zero is a subset of an alias set with zero child.
20350 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20351 (compute_flow_insensitive_aliasing): Correctly walk all
20352 pointers. Do not unnecessarily union sets.
20354 2008-04-23 Richard Guenther <rguenther@suse.de>
20356 PR middle-end/36021
20357 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20359 2008-04-22 Tomas Bily <tbily@suse.cz>
20361 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20363 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20365 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20366 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20367 * tree-inline.c (estimate_num_insns_1): Likewise.
20368 * varasm.c (const_hash_1, compare_constant, copy_constant)
20369 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20370 * emit-rtl.c (component_ref_for_mem_expr)
20371 (set_mem_attributes_minus_bitpos): Likewise.
20372 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20373 (is_aligning_offset): Likewise.
20374 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20375 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20376 * dojump.c (do_jump): Likewise.
20377 * builtins.c (get_pointer_alignment, get_memory_rtx)
20378 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20379 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20381 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20383 PR rtl-optimization/36017
20384 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20385 expanding the library call.
20387 2008-04-22 Ian Lance Taylor <iant@google.com>
20389 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20390 than size_in_bytes.
20392 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20394 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20395 of LR/CTR moves for Power6.
20397 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20399 PR middle-end/36003
20400 * passes.c (init_optimization_passes): Remove
20401 pass_fast_rtl_byte_dce.
20403 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20406 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20407 builtin functions to generate faster code.
20408 (_mm_cvtpu16_ps): Ditto.
20409 (_mm_cvtpi32x2_ps): Ditto.
20411 2008-04-22 Nick Clifton <nickc@redhat.com>
20413 * common.opt (ftree-loop-distribution): Add Optimization
20416 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20417 (frv_expand_builtin_va_start): Likewise.
20419 * config/arm/arm.c (thumb_find_work_register): Fix location of
20420 argument register count.
20422 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20424 Support scheduling for ColdFire V1 and V3 microarchitecture.
20425 Improve scheduling of multiplication instructions.
20427 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20428 (mac): New instruction attribute.
20429 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20430 (m68k_sched_mac): New variable.
20431 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20432 Handle cfv1 and cfv3.
20433 (max_insn_size): New static variable.
20434 (struct _sched_ib): New type.
20435 (sched_ib): New static variable.
20436 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20437 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20438 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20440 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20441 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20442 new variables. Update.
20443 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20444 Add modeling of cfv3 instruction buffer. Update.
20445 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20446 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20447 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20448 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20449 a particular reservation applies to.
20450 (type2): Reorganize attribute values. Rename alu to alu_reg,
20451 alu_l to alu, move_l to omove. Join move to alu. Split mul
20452 to mul_l and mul_w.
20453 (cf_ib_*): Simplify description of instruction buffer.
20454 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20455 (cf_mem): Split into cf_mem1 and cf_mem2.
20456 (cf_v2_move_??): Rename to cfv12_alu_??.
20457 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20458 (cf_v2_mul_??): Remove reservations.
20459 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20460 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20461 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20463 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20464 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20465 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20466 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20467 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20468 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20469 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20470 expansions of the above reservations for instructions of sizes
20473 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20475 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20477 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20479 * coverage.c: Include tree-pass.h.
20480 (coverage_counter_alloc): Print da_file_name to the dump file.
20482 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20484 * sbitmap.c (sbitmap_range_empty_p): New function.
20485 * sbitmap.h (sbitmap_range_empty_p): New function.
20486 * bitmap.h: Now includes obstack.h.
20488 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20489 Kenneth Zadeck <zadeck@naturalbridge.com>
20491 * dbgcnt.def (ra_byte_scan): Added.
20492 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20493 when the last hit happens for a counter.
20494 * timevar.def (TV_DF_BYTE_LR): New variable.
20495 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20496 * passes.c (pass_fast_rtl_byte_dce): New pass.
20497 * fwprop.c (update_df): Added mode to call df_ref_create.
20498 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20499 DF_REF_EXTRACT_OFFSET.
20500 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20501 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20503 (df_ref_extract): Added mode field.
20504 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20505 DF_REF_EXTRACT_OFFSET.
20506 (DF_REF_EXTRACT_MODE): New macro.
20507 (df_byte_lr_bb_info): New structure.
20508 (df_print_byte_regset, df_compute_accessed_bytes,
20509 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20510 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20511 df_byte_lr_simulate_uses,
20512 df_byte_lr_simulate_artificial_refs_at_top,
20513 df_byte_lr_simulate_artificial_refs_at_end,
20514 df_compute_accessed_bytes): New function.
20515 (df_ref_create): Add parameter.
20516 (df_byte_lr_get_bb_info): New inline function.
20517 * df-scan.c (df_ref_record, df_uses_record,
20518 df_ref_create_structure): Added mode parameter.
20519 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20520 df_defs_record, df_uses_record, df_get_conditional_uses,
20521 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20522 df_entry_block_defs_collect, df_exit_block_uses_collect):
20523 Added mode parameter to calls to df_ref_record, df_uses_record,
20524 df_ref_create_structure.
20525 (df_ref_equal_p, df_ref_compare): Added test for modes.
20526 (df_ref_create_structure): Added code to set mode. Renamed
20527 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20528 DF_REF_EXTRACT_OFFSET.
20529 * df-core.c (df_print_byte_regset): New function.
20530 * df-byte-scan.c: New file.
20531 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20532 calls to BITMAP_FREE.
20533 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20534 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20535 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20536 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20537 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20538 df_byte_lr_local_compute, df_byte_lr_init,
20539 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20540 df_byte_lr_transfer_function, df_byte_lr_free,
20541 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20542 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20543 df_byte_lr_simulate_uses,
20544 df_byte_lr_simulate_artificial_refs_at_top,
20545 df_byte_lr_simulate_artificial_refs_at_end): New function.
20546 * dce.c (byte_dce_process_block): New function.
20547 (dce_process_block): au is now passed in rather than computed
20548 locally. Changed loops that look at artificial defs to not look
20549 for conditional or partial ones, because there never are any.
20550 (fast_dce): Now is able to drive byte_dce_process_block or
20551 dce_process_block depending on the kind of dce being done.
20552 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20553 (rest_of_handle_fast_byte_dce): New function.
20554 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20555 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20557 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20560 * gcc.h: Added fortran options that take arguments to
20561 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20564 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20566 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20567 scalarization if on the LHS and not a full access.
20569 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20571 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20573 2008-04-18 Rafael Espíndola <espindola@google.com>
20575 * tree-vrp.c (find_case_label_index): Fix the binary search.
20576 (find_case_label_range): New.
20577 (vrp_visit_switch_stmt): Use find_case_label_range.
20578 (simplify_switch_using_ranges): Use find_case_label_range.
20580 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20582 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20583 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20585 2008-04-18 Tom Tromey <tromey@redhat.com>
20588 * doc/cpp.texi (Implementation-defined behavior): Mention
20591 2008-04-18 Ian Lance Taylor <iant@google.com>
20593 * fold-const.c (pointer_may_wrap_p): New static function.
20594 (fold_comparison): Add another test for pointer overflow. Use
20595 pointer_may_wrap_p to disable some false positives.
20597 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20599 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20600 (fname_as_string): Match updated cpp_interpret_string prototype.
20601 (fix_string_type): Support char16_t* and char32_t*.
20602 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20603 derivative) nodes. Register as builtin if C++0x.
20604 (c_parse_error): Support CPP_CHAR{16,32}.
20605 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20606 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20607 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20608 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20609 CTI_CHAR32_ARRAY_TYPE>: New elements.
20610 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20611 char32_type_node, signed_char32_type_node, char16_array_type_node,
20612 char32_array_type_node): New defines.
20613 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20614 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20615 (lex_string): Support CPP_STRING{16,32}, match updated
20616 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20617 (lex_charconst): Support CPP_CHAR{16,32}.
20618 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20619 and CPP_STRING{16,32}.
20621 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20624 * aclocal.m4: Regenerate.
20625 * configure: Regenerate.
20627 2008-04-18 Jan Hubicka <jh@suse.cz>
20629 * except.c (dw2_size_of_call_site_table,
20630 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20632 * cgraphbuild.c (build_cgraph_edges): Update.
20633 * tree-pass.h: Update comment.
20634 * final.c (leaf_function_p): Update.
20635 (leaf_renumber_regs): Update.
20636 (rest_of_clean_state): Update.
20637 * omp-low.c (expand_omp_parallel): Update.
20638 * ipa-reference.c (analyze_function): Update.
20639 * reorg.c (find_end_label): Update.
20640 (optimize_skip): Update.
20641 (fill_simple_delay_slots): Update.
20642 (fill_simple_delay_slots): Update.
20643 (make_return_insns): Update.
20644 (dbr_schedule): Update.
20645 * gimple-low.c (record_vars_into): Update.
20646 * cfgbuild.c (make_edges): Update.
20647 * function.c (assign_stack_local): Update.
20648 (assign_parm_adjust_stack_rtl): Update.
20649 (locate_and_pad_parm): Update.
20650 (allocate_struct_function): Do not initialize stack_alignment_needed
20651 and preferred_stack_boundary here.
20652 (stack_protect_prologue): Update.
20653 (stack_protect_epilogue): Update.
20654 (expand_function_start): Initialize stack_alignment_needed,
20655 preferred_stack_boundary and max_jumptable_ents.
20656 (expand_function_end): Update.
20657 (free_after_compilation): Do not NULLify epilogue_delay_list.
20658 * function.h (struct rtl_data): Add stack_protect_guard,
20659 stack_alignment_needed,
20660 preferred_stack_boundary, epilogue_delay_list.
20661 (struct function): Remove value_histograms, stack_alignment_needed,
20662 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20664 unexpanded_var_list, stack_protect_guard.
20665 (current_function_epilogue_delay_list): Remove.
20666 * ipa-type-escape.c (analyze_function): Update.
20667 * gimplify.c (pop_gimplify_context): Update comment.
20668 * calls.c (expand_call): Update.
20669 (emit_library_call_value_1): Update.
20670 * except.c (set_nothrow_function_flags): Update.
20671 * cfgexpand.c (get_decl_align_unit): Update.
20672 (create_stack_guard): Update.
20673 (estimated_stack_frame_size): Update.
20674 (expand_used_vars): Update.
20675 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20676 * explow.c (allocate_dynamic_stack_space): Update.
20677 * tree-ssa-live.c (remove_unused_locals): Update.
20678 * varasm.c (mark_constant_pool): Update.
20679 * tree-inline.c (remap_decls): Update.
20680 (initialize_cfun): Update.
20681 (declare_return_variable): Update.
20682 (inline_forbidden_p): Update.
20683 (expand_call_inline): Update.
20684 (declare_inline_vars): Update.
20685 (tree_function_versioning): Update.
20686 * tree-flow.h (value_histograms): New.
20687 (VALUE_HISTOGRAMS): New macro.
20688 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20690 * tree-cfg.c (set_bb_for_stmt): Update.
20691 (replace_by_duplicate_decl): Update.
20692 (move_block_to_fn): Update.
20693 (new_label_mapper): Update.
20694 (dump_function_to_file): Update.
20695 * ipa-struct-reorg.c (build_data_structure): Update.
20696 * cfgrtl.c (print_rtl_with_bb): Update.
20697 * reload1.c (reload): Update.
20699 * config/i386/i386.c (setup_incoming_varargs_64,
20700 ix86_compute_frame_layout): Update.
20701 * config/arc/arc.c (arc_output_function_epilogue): Update.
20703 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20705 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20706 for FreeBSD as well.
20707 * gthr-posix95.h: Likewise.
20709 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20711 PR rtl-optimization/35838
20712 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20713 out the byte offset of the first subreg.
20715 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20717 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20718 to split_ti instead of three separate calls with single member arrays.
20719 (subti3 splitter): Ditto.
20720 (adddi3 splitter): Ditto with split_di.
20721 (subdi3 splitter): Ditto.
20722 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20723 two separate calls with single member arrays. Swap match_dup
20724 operands 1 and 2 to better fit into the array.
20725 (negdi2 splitter): Ditto with split_di.
20726 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20727 two separate calls with single member arrays. Swap match_dup operands
20728 6 and 7 to better fit into the array.
20730 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20732 * config/i386/i386.c (sse_builtin_type): New.
20733 (bdesc_sse_args): Likewise.
20734 (bdesc_sse_3arg): Removed.
20735 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20736 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20737 IX86_BUILTIN_ROUNDPS.
20738 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20739 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20740 IX86_BUILTIN_ROUNDPS.
20741 (ix86_expand_sse_4_operands_builtin): Removed.
20742 (ix86_expand_sse_operands_builtin): New.
20743 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20744 and CODE_FOR_sse4_1_roundps.
20745 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20746 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20748 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20751 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20752 regs before frame pop when needed. If use_backchain_to_restore_sp
20753 then load backchain into a temp reg to restore vr and vrsave. Add
20754 code to restore vr after frame pop if possible.
20756 2008-04-17 Richard Guenther <rguenther@suse.de>
20758 * tree-vn.c (expressions_equal_p): Do not check type
20759 equality or compatibility before calling operand_equal_p.
20760 * fold-const.c (operand_equal_p): Check equivalence of
20761 integer constants before bailing out due to signedness or
20762 precision differences.
20763 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20764 spurious differences in type qualification. Ignore types
20765 for COMPONENT_REFs at all.
20767 2008-04-17 Christian Bruel <christian.bruel@st.com>
20769 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20770 msw_skip comparison.
20772 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20775 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20778 PR tree-optimization/35899
20779 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20780 rather than TREE_OPERAND.
20782 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20785 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20786 temporary registers. Change operand predicate to general_operand.
20787 (remainderxf3): Ditto.
20789 2008-04-16 Richard Guenther <rguenther@suse.de>
20791 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20792 * tree-affine.c (aff_combination_expand): Look through some
20795 2008-04-15 Doug Kwan <dougkwan@google.com>
20797 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20799 * tree-pretty-print.c (dump_generic_node): Ditto.
20800 * final.c (output_addr_const): Ditto.
20801 * dwarf2out.c (output_cfi): Ditto.
20802 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20803 * print-rtl.c (print_rtx): Ditto.
20804 * print-tree.c (print_node_brief, print_node): Ditto.
20805 * c-common.c (match_case_to_enum_1): Ditto.
20806 * sched-vis.c (print_value): Ditto.
20807 * config/i386/i386.c (print_operand): Cast to long unsigned int
20810 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20811 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20812 MS Windows VirtualProtect function.
20814 2008-04-15 Jan Hubicka <jh@suse.cz>
20816 * gengtype.c (write_root): Param_is argument is OK.
20817 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20818 * function.h: Include varray.h
20819 (rtl_eh): New stucture based on except.c one.
20820 (call_site_record): New forward declaration and vector type.
20821 * calls.c (emit_call_1): Do not call
20822 note_current_region_may_contain_throw.
20823 * except.c (eh_status): Remove cur_region, try_region since they are
20825 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20826 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20827 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20828 Remove call_site_data_used, call_site_data_size.
20829 Turn call_site_record into vector in function.h.
20830 (note_current_region_may_contain_throw): Remove.
20831 (get_exception_pointer, get_exception_filter): Do not take struct
20832 function argument; update.
20833 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20834 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20835 build_post_landing_pads, dw2_build_landing_pads,
20836 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20837 sjlj_emit_function_enter, sjlj_emit_function_enter,
20838 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20839 sjlj_build_landing_pads, finish_eh_generation,
20840 remove_exception_handler_label, remove_eh_handler,
20841 maybe_remove_eh_handler, add_reachable_handler,
20842 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20843 add_action_record, collect_one_action_chain, add_call_site,
20844 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20845 sjlj_output_call_site_table, output_function_exception_table,
20846 * except.h (note_current_region_may_contain_throw): Remove
20847 (get_exception_pointer, get_exception_filter): Do not take struct
20849 * Makefile.in (GTFILES): Put varargs before struct function.
20851 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20853 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20854 punt for STRING_CST.
20855 (get_constraint_for): Deal with STRING_CST here instead.
20857 2008-04-15 Richard Guenther <rguenther@suse.de>
20859 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20860 statements in a basic-block with a backward walk. Do not
20861 substitute into dead statements but instead remove those.
20863 2008-04-15 Richard Guenther <rguenther@suse.de>
20865 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20866 to zero, thus disable creation of SFTs.
20868 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20870 * tree-predcom.c (suitable_reference_p): Return false if the
20871 reference can throw.
20873 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20876 * c-decl.c (finish_decl): If extern or static var has variable
20877 size, set TREE_TYPE (decl) to error_mark_node.
20879 2008-04-15 Rafael Espíndola <espindola@google.com>
20881 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20884 2008-04-15 Richard Guenther <rguenther@suse.de>
20886 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20887 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20888 (visit_reference_op_load): Do walk vuse-vdef chains on
20889 vn_reference_lookup.
20890 (visit_reference_op_store): But do not here.
20891 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20892 vn_reference_lookup.
20893 (vn_lookup_with_vuses): But do so here.
20895 2008-04-14 Ian Lance Taylor <iant@google.com>
20897 * fold-const.c (fold_overflow_warning): Remove assertion.
20899 2008-04-15 Ben Elliston <bje@au.ibm.com>
20901 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20902 temp1 local variables.
20904 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20907 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20908 ".text.unlikely" section as executable.
20910 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20912 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20913 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20914 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20915 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20916 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20917 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20918 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20920 2008-04-14 Ian Lance Taylor <iant@google.com>
20922 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20923 * fold-const.c (fold_comparison): If appropriate, test
20924 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20925 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20926 reassociating a pointer type.
20927 * doc/invoke.texi (Optimize Options): Document that
20928 -fstrict-overflow applies to pointer wraparound.
20930 2008-04-13 Jan Hubicka <jh@suse.cz>
20932 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20934 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20936 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20937 we are going to "save the world".
20939 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20941 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20942 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20943 operand 0 constraint, not "=".
20945 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20947 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20949 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20951 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20952 of size of positions_needed * CHAR_BIT.
20954 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20956 PR middle-end/35897
20957 * dse.c (store_info): Change positions_needed to unsigned
20959 (lowpart_bitmask): New.
20960 (record_store): Cast to unsigned HOST_WIDE_INT for
20961 positions_needed. Assert width <= size of positions_needed *
20962 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20963 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20964 lowpart_bitmask to set mask.
20966 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20968 * config/bfin/constraints.md: New file.
20969 * config/bfin/bfin.md: Include it.
20970 (adddi3): Use satisfies_constraint functions instead of the old macros.
20971 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20972 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20973 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20974 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20975 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20976 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20977 EXTRA_CONSTRAINT): Delete.
20978 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20979 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20981 * config/bfin/bfin.c: Include "tm-constrs.h".
20982 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20983 Use satisfies_constraint functions instead of the old macros.
20984 * doc/md.texi (Blackfin Constraints): Update file name reference.
20986 2008-04-11 Richard Guenther <rguenther@suse.de>
20988 PR tree-optimization/35869
20989 * tree-vrp.c (execute_vrp): Move switch statement update after
20990 jump threading. Schedule another cfg cleanup run.
20992 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20995 * attribs.c (decl_attributes): Return early on errorneous node.
20997 2008-04-10 Oleg Ryjkov <olegr@google.com>
20999 * tree.h (struct tree_base): Added a new flag default_def_flag.
21000 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21002 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21004 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21006 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21009 * pa.md: Define mode iterator P. Define mode attribute dwc.
21010 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21011 (icacheflush): Likewise.
21012 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21013 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21015 2008-04-11 Ben Elliston <bje@au.ibm.com>
21017 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21019 2008-04-10 Rafael Espíndola <espindola@google.com>
21021 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21022 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21023 (extract_range_from_expr): The same.
21025 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21027 * config/mips/mips.md (GPR2): New mode iterator.
21028 (seq): Add comment.
21029 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21030 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21031 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21032 Rewrite these to take two modes, the mode of comparison and the
21033 mode of the destination.
21034 * config/mips/mips.c (mips_expand_scc): Instead of having
21035 paradoxical subreg as destination, expand "narrowing" scc if mode
21036 of comparison is SI and target is requested in DI mode.
21037 (mips_emit_int_order_test): Update comment. Make mode of
21038 comparison match CMP0 rather than TARGET. When creating inverse
21039 target use mode of TARGET.
21041 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21043 * gcov-dump.c (tag_summary): Only print summaries for the first
21044 GCOV_COUNTERS_SUMMABLE counters.
21046 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21048 * config/i386/i386.md (absneg): New code iterator.
21049 (absnegprefix): New code attribute.
21050 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21051 patterns using absneg code iterator.
21052 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21053 using absneg code iterator.
21054 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21055 *neg<mode>2 patterns using absneg code iterator.
21056 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21057 *negextendsfdf2 patterns using absneg code iterator.
21058 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21059 *negextendsfxf2 patterns using absneg code iterator.
21060 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21061 *negextendsfdf2 patterns using absneg code iterator.
21062 * config/i386/sse.md (<code><mode>2): Macroize expander from
21063 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21065 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21067 * config/s390/s390.h: Remove the remains of the recent search
21068 & replace action of current_function_outgoing_args_size.
21070 2008-04-10 Ira Rosen <irar@il.ibm.com>
21072 PR tree-optimization/35821
21073 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21074 NEW_STMT_LIST is not NULL.
21076 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21079 * toplev.c (process_options): Remove -ffunction-sections debugging
21082 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21084 PR middle-end/PR28690
21085 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21086 than gen_rtx_fmt_ee to perform more canonicalizations.
21088 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21091 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21093 2008-04-09 Richard Guenther <rguenther@suse.de>
21095 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21096 (dump_function_to_file): Dump function arguments with types.
21098 2008-04-08 Richard Guenther <rguenther@suse.de>
21100 * fold-const.c (fold_widened_comparison): Do not allow
21101 sign-changes that change the result.
21103 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21106 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21107 kinds of indirect references.
21109 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21111 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21112 GNU Fortran language string.
21114 2008-04-08 Rafael Espíndola <espindola@google.com>
21116 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21117 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21118 * tree.h (tree_call_nonnegative_warnv_p): New.
21120 2008-04-08 Jan Hubicka <jh@suse.cz>
21122 * function.c (free_after_compilation): Clear out regno_reg_rtx
21125 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21128 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21130 PR middle-end/PR28690
21131 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21132 same precedence as REG_POINTER and MEM_POINTER operands.
21134 2008-04-08 Richard Guenther <rguenther@suse.de>
21136 PR middle-end/35834
21137 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21138 for adding index to base.
21140 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21142 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21143 (MINGW_ENABLE_EXECUTE_STACK): New.
21144 (IN_LIBGCC2): For libgcc include windows.h file for
21145 function declarations.
21147 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21149 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21150 and tem2 if tem1 is not a REG or MULT.
21152 2008-04-08 Jan Hubicka <jh@suse.cz>
21154 * function.h (incomming_args): Break out of struct function.
21155 (function_subsections): Break out of struct function.
21156 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21157 return_rtx and hard_reg_initial_vals from struct function.
21158 Kill inl_max_label_num.
21159 (current_function_pops_args, current_function_args_info,
21160 current_function_args_size, current_function_args_size,
21161 current_function_pretend_args_size,
21162 current_function_outgoing_args_size,
21163 current_function_internal_arg_pointer, current_function_return_rtx):
21164 Kill compatibility accestor macros.
21165 * builtins.c (expand_builtin_apply_args_1): Update.
21166 (expand_builtin_next_arg): Update.
21167 * df-scan.c (df_get_call_refs): Update.
21168 * dbxout.c (dbxout_function_end): Update.
21169 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21170 (output_line_info): Update.
21171 (secname_for_decl): Update.
21172 (dwarf2out_var_location): Update.
21173 * function.c (free_after_compilation): Update.
21174 (assign_parm_find_stack_rtl): Update.
21175 (assign_parms): Update.
21176 (expand_dummy_function_end): Update.
21177 (expand_function_end): Update.
21178 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21179 (expand_call): Update.
21180 (emit_library_call_value_1): Update.
21181 (store_one_arg): Update.
21182 * varasm.c (initialize_cold_section_name): Update.
21183 (unlikely_text_section): Update.
21184 (unlikely_text_section_p): Update.
21185 (assemble_start_function): Update.
21186 (assemble_end_function): Update.
21187 (default_section_type_flags): Update.
21188 (switch_to_section): Update.
21189 * integrate.c (set_decl_abstract_flags): Update.
21190 (get_hard_reg_initial_val): Update.
21191 (has_hard_reg_initial_val): Update.
21192 (allocate_initial_values): Update.
21193 * resource.c (init_resource_info): Update.
21194 * config/alpha/alpha.c (NUM_ARGS): Update.
21195 (direct_return): Update.
21196 (alpha_va_start): Update.
21197 (alpha_sa_size): Update.
21198 (alpha_initial_elimination_offset): Update.
21199 (alpha_expand_prologue): Update.
21200 (alpha_start_function): Update.
21201 (alpha_expand_epilogue): Update.
21202 (unicosmk_initial_elimination_offset):
21203 * config/alpha/alpha.md (call expander): Update.
21204 * config/s390/s390.c (s390_register_info): Update.
21205 (s390_register_info): Update.
21206 (s390_frame_info): Update.
21207 (s390_initial_elimination_offset): Update.
21208 (s390_build_builtin_va_list): Update.
21209 (s390_va_start): Update.
21210 * config/spu/spu.c (direct_return): Update.
21211 (spu_expand_prologue): Update.
21212 (spu_initial_elimination_offset): Update.
21213 (spu_build_builtin_va_list): Update.
21214 (spu_va_start): Update.
21215 * config/sparc/sparc.c (sparc_init_modes): Update.
21216 (sparc_compute_frame_size): Update.
21217 (function_value): Update.
21218 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21219 * config/i386/i386.md (return expander): Update.
21220 * config/i386/i386.c (ix86_va_start): Update.
21221 (ix86_can_use_return_insn_p): Update.
21222 (ix86_compute_frame_layout): Update.
21223 (ix86_expand_epilogue): Update.
21224 * config/sh/sh.c (output_stack_adjust): Update.
21225 (calc_live_regs): Update.
21226 (sh_expand_prologue): Update.
21227 (sh_builtin_saveregs): Update.
21228 (sh_va_start): Update.
21229 (initial_elimination_offset): Update.
21230 (sh_allocate_initial_value): Update.
21231 (sh_function_ok_for_sibcall): Update.
21232 (sh_get_pr_initial_val): Update.
21233 * config/sh/sh.md (return expander): Update.
21234 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21235 * config/crx/crx.c (crx_compute_frame): UPdate.
21236 (crx_initial_elimination_offset): UPdate.
21237 * config/xtensa/xtensa.c (compute_frame_size): Update
21238 (xtensa_builtin_saveregs): Update.
21239 (xtensa_va_start): Update.
21240 (order_regs_for_local_alloc): Update.
21241 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21242 (xstormy16_expand_builtin_va_start): Update.
21243 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21244 * config/m68hc11/m68hc11.md (return expanders): Update.
21245 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21246 (expand_epilogue): Update.
21247 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21248 (cris_simple_epilogue): Update.
21249 (cris_expand_prologue): Update.
21250 (cris_expand_epilogue): Update.
21251 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21252 (compute_frame_size): Update.
21253 * config/mt/mt.c (mt_compute_frame_size): Update.
21254 * config/mn10300/mn10300.c (expand_prologue): Update.
21255 (expand_epilogue): Update.
21256 (initial_offset): Update.
21257 (mn10300_builtin_saveregs):
21258 * config/mn10300/mn10300.md (return expander): Update.
21259 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21260 (ia64_initial_elimination_offset): Update.
21261 (ia64_initial_elimination_offset): Update.
21262 (ia64_expand_prologue): Update.
21263 * config/m68k/m68k.md (return expander): Update.
21264 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21265 (rs6000_stack_info): Update.
21266 * config/mcore/mcore.c (layout_mcore_frame): Update.
21267 (mcore_expand_prolog): Update.
21268 * config/arc/arc.c (arc_compute_frame_size): Update.
21269 * config/score/score3.c (score3_compute_frame_size): Update.
21270 * config/score/score7.c (score7_compute_frame_size): Update.
21271 * config/arm/arm.c (use_return_insn): Update.
21272 (thumb_find_work_register): Update.
21273 (arm_compute_save_reg_mask): Update.
21274 (arm_output_function_prologue): Update.
21275 (arm_output_epilogue): Update.
21276 (arm_size_return_regs): Update.
21277 (arm_get_frame_offsets): Update.
21278 (arm_expand_prologue): Update.
21279 (thumb_exit): Update.
21280 (thumb_unexpanded_epilogue): Update.
21281 (thumb1_output_function_prologue): Update.
21282 * config/pa/pa.md (return expander): Update.
21283 * config/pa/pa.c (compute_frame_size): Update.
21284 (hppa_builtin_saveregs): Update.
21285 * config/mips/mips.c (mips_va_start): Update.
21286 (mips16_build_function_stub): Update.
21287 (mips_compute_frame_info): Update.
21288 (mips_restore_gp): Update.
21289 (mips_output_function_prologue): Update.
21290 (mips_expand_prologue): Update.
21291 * config/v850/v850.c (compute_frame_size): Update.
21292 (expand_prologue): * config/mmix/mmix.c (along): update.
21293 (mmix_initial_elimination_offset): update.
21294 (mmix_reorg): update.
21295 (mmix_use_simple_return): update.
21296 (mmix_expand_prologue): update.
21297 (mmix_expand_epilogue): Update.
21298 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21299 (emit_link_insn): Update.
21301 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21303 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21304 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21306 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21309 2008-04-07 Jan Hubicka <jh@suse.cz>
21311 * function.h (rtl): Rename to x_rtl.
21312 (crtl): New define.
21313 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21314 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21315 used_temp_slots avail_temp_slots, temp_slot_level,
21316 nonlocal_goto_handler_labels): Update accesstors.
21317 (rtl): New global variable.
21318 (struct function): Move some fileds to rtl_data.
21319 (get_arg_pointer_save_area): Update prototype.
21320 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21321 get_arg_pointer_save_area.
21322 * expr.c (init_expr): Update
21323 * function.c (get_frame_size): Update
21324 (assign_stack_local): Update
21325 (expand_function_end): Update.
21326 (get_art_pointer_save_area): Update
21328 * emit-rtl.c (rtl): Declare.
21329 (regno_reg_rtx): Declare.
21330 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21332 (gen_reg_rtx): Update.
21333 * varasm.c (n_deferred_constatns): Update accestor.
21334 (init_varasm_status): Do not allocate varasm_status.
21335 (force_const_mem, get_pool_size, output_constant_pool): Update.
21336 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21337 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21338 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21339 * sparc/sparc.h (INIT_EXPANDERS): Update.
21340 * ia64/ia64.h (INIT_EXPANDERS): Update.
21342 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21344 * reload.c (push_secondary_reload): Add missing break to for loop.
21346 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21348 PR middle-end/PR28690
21349 * rtlanal.c: Update copyright years.
21350 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21351 as REG_POINTER and MEM_POINTER operands.
21352 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21353 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21354 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21355 * gcse.c: Update copyright years.
21356 (pre_delete): Call gen_reg_rtx_and_attrs.
21357 (hoist_code): Likewise.
21358 (build_store_vectors): Likewise.
21359 (delete_store): Likewise.
21360 * loop-invariant.c (move_invariant_reg): Likewise.
21361 Update copyright years.
21363 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21365 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21366 control string instead of quoted.
21368 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21370 * doc/rtl.texi: Rewrite of subreg section.
21372 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21375 * config/i386/i386.c (legitimize_pic_address): Add treating
21376 of dllimport SYM_REF's.
21377 (legitimize_dllimport_symbol): Add prototype.
21379 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21381 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21382 reference in constructor with non self-referential type.
21384 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21386 Removal of Return with Depressed Stack Pointer support
21387 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21388 (ECF_SP_DEPRESSED): Likewise.
21389 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21390 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21391 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21392 (expand_call): Do not test ECF_SP_DEPRESSED.
21393 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21394 * function.c (keep_stack_depressed): Delete.
21395 (handle_epilogue_set): Likewise.
21396 (update_epilogue_consts): Likewise.
21397 (emit_equiv_load): Likewise.
21398 (thread_prologue_and_epilogue_insns): Remove support for Return with
21399 Depressed Stack Pointer.
21400 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21402 2008-04-06 Richard Guenther <rguenther@suse.de>
21404 PR tree-optimization/35400
21405 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21406 information from SSA_NAMEs.
21408 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21410 * config/avr/avr.h (avr_mega_p): Remove declaration.
21411 (AVR_MEGA): Remove macro.
21412 * config/avr/avr.c (avr_mega_p): Remove variable.
21413 (avr_override_options): Remove inicializion of avr_mega_p.
21414 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21415 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21416 (avr_jump_mode): (Ditto.).
21417 (avr_output_progmem_section_asm_op): (Ditto.).
21418 (avr_asm_init_sections): (Ditto.).
21419 (avr_asm_init_sections): (Ditto.).
21420 (avr_rtx_costs): (Ditto.).
21421 * config/avr/avr.md: (Ditto.).
21422 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21425 2008-04-06 Richard Guenther <rguenther@suse.de>
21427 PR tree-optimization/35842
21428 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21429 is_gimple_invariant_address.
21431 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21433 * gcc.c (default_compilers): Sync Fortran extensions list with
21434 that in fortran/lang-specs.h.
21435 * doc/invoke.texi: Likewise.
21436 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21437 * dwarf2out.c (gen_compile_unit_die): Likewise.
21439 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21441 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21443 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21446 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21447 attribute is used for nested functions.
21449 2008-04-05 Jan Hubicka <jh@suse.cz>
21451 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21453 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21455 (dump_files): Update.
21456 (enable_rtl_dump_file): Do not accept letter argument.
21457 * tree-pass.h (dump_file_info): Remove letter argument.
21458 * toplev.c (decode_d_option): Update -da handling.
21459 * toplev.h (enable_rtl_dump_file): Update prototype.
21460 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21461 it out based on pass type.
21462 (register_dump_files_1): Likewise.
21463 (init_optimization_passes): Update register_one_dump_file calls.
21464 (execute_one_pass): Sanity check that IPA passes are called at IPA
21465 level and RTL passes at RTL level.
21466 (execute_pass_list): IPA pass can not be after or subpass of
21468 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21469 disallov RTL subpasses of IPA subpasses.
21471 2008-04-05 Ben Elliston <bje@au.ibm.com>
21473 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21474 builtins that return exactly once and do not throw. Cache call to
21477 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21479 PR rtl-optimization/34916
21480 PR middle-end/35519
21481 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21482 between instruction pairs.
21484 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21486 * doc/invoke.texi: Document -mbitops for SH.
21487 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21488 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21489 * config/sh/sh.c (print_operand): Add %t operand code.
21490 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21491 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21492 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21493 (extendqihi2): Likewise.
21494 (movqi_i): Likewise.
21495 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21496 (extv): Use bld instruction for SH2A if possible.
21498 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21499 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21500 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21501 (bset.b, bclr.b): Define peepholes.
21502 * config/sh/sh.opt (mbitops): New option.
21504 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21507 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21508 and view convert expression.
21510 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21513 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21515 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21517 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21519 * config/i386/cpuid.h (bit_AES): New.
21520 (bit_PCLMUL): Likewise.
21522 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21523 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21524 SSE2 if AES or PCLMUL is enabled.
21525 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21526 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21527 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21528 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21529 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21530 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21531 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21532 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21533 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21534 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21535 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21536 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21537 __builtin_ia32_aeskeygenassist128 and
21538 __builtin_ia32_pclmulqdq128.
21539 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21540 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21541 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21543 * config/i386/i386.h (TARGET_AES): New.
21544 (TARGET_PCLMUL): Likewise.
21545 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21547 * config/i386/i386.md (UNSPEC_AESENC): New.
21548 (UNSPEC_AESENCLAST): Likewise.
21549 (UNSPEC_AESDEC): Likewise.
21550 (UNSPEC_AESDECLAST): Likewise.
21551 (UNSPEC_AESIMC): Likewise.
21552 (UNSPEC_AESKEYGENASSIST): Likewise.
21553 (UNSPEC_PCLMUL): Likewise.
21555 * config/i386/i386.opt (maes): New.
21556 (mpclmul): Likewise.
21558 * config/i386/sse.md (aesenc): New pattern.
21559 (aesenclast): Likewise.
21560 (aesdec): Likewise.
21561 (aesdeclast): Likewise.
21562 (aesimc): Likewise.
21563 (aeskeygenassist): Likewise.
21564 (pclmulqdq): Likewise.
21566 * config/i386/wmmintrin.h: New.
21568 * doc/extend.texi: Document AES and PCLMUL built-in function.
21570 * doc/invoke.texi: Document -maes and -mpclmul.
21572 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21574 * function.c (free_after_parsing): Replace with
21575 cxx_push_function_context from C++ front-end.
21576 (allocate_struct_function): Don't call langhook.
21577 * langhooks.h (struct lang_hooks_for_functions): Delete.
21578 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21580 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21581 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21582 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21583 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21584 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21585 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21586 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21588 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21589 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21591 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21594 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21597 2008-04-04 Richard Guenther <rguenther@suse.de>
21599 PR middle-end/35823
21600 * fold-const.c (optimize_minmax_comparison): Use the correct
21601 type for the constant in the simplified comparison.
21603 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21605 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21606 Pass L2 size as "--param l2-cache-size" to the compiler.
21607 (decode_l2_cache): New function to decode L2 cache parameters using
21608 0x8000006 extended cpuid function.
21609 (detect_caches_amd): Determine parameters of L2 cache using
21610 decode_l2_caches function.
21611 (decode_caches_intel): Decode L2 cache parameters.
21612 (detect_caches_intel): Determine L2 cache parameters using
21613 decode_caches_intel and decode_l2_caches functions.
21615 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21617 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21618 secondary input reload for subword loads from the constant pool.
21620 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21623 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21624 constants of the appropriate size for runtime calculations.
21627 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21628 decimal-float literal constant zero.
21630 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21633 * c-parser.c (c_parser_omp_atomic): Call
21634 default_function_array_conversion on the RHS.
21636 PR middle-end/35818
21637 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21638 call is_variable_sized if decl has incomplete type.
21640 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21642 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21644 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21646 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21648 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21649 (sgt<u>): Merge sgt and sgtu into new expander.
21650 (sgt, sgtu): Remove expanders.
21651 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21652 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21653 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21654 *sgtu_<mode>_mips16 into new pattern.
21655 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21656 (sge<u>): Merge sge and sgeu into new expander.
21657 (sge, sgeu): Remove expanders.
21658 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21660 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21661 (slt<u>): Merge slt and sltu into new expander.
21662 (slt, sltu): Remove expanders.
21663 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21664 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21665 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21666 *sltu_<mode>_mips16 into new pattern.
21667 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21668 (sle<u>): Merge sle and sleu into new expander.
21669 (sle, sleu): Remove expanders.
21670 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21671 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21672 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21673 *sleu_<mode>_mips16 into new pattern.
21674 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21676 2008-04-03 Jan Hubicka <jh@suse.cz>
21678 PR tree-optimization/35795
21679 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21680 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21681 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21682 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21683 * score/score3.c (score3_output_mi_thunk): Likewise.
21684 * score/score7.c (score7_output_mi_thunk): Likewise.
21685 * mips/mips.c (mips_output_mi_thunk): Likewise.
21687 2008-04-03 Richard Guenther <rguenther@suse.de>
21689 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21690 conversions. Simplify code.
21692 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21694 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21696 2008-04-03 Tom Tromey <tromey@redhat.com>
21697 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21699 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21700 * config/bfin/t-bfin-linux (generated_files): Add
21701 linux-sysroot-suffix.h.
21702 * doc/install.texi (Prerequisites): Require make 3.80.
21703 * doc/sourcebuild.texi (Front End Directory): Document new
21705 * Makefile.in (generated_files): New variable.
21706 (ALL_HOST_OBJS): New variable.
21707 ($(ALL_HOST_OBJS)): New target.
21709 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21711 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21712 (remap_block): Call id->transform_lang_insert_block instead
21714 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21715 Set id.transform_lang_insert_block to NULL.
21716 (clone_body): Move to cp/optimize.c
21717 * tree-inline.h (struct copy_body_data): Change
21718 transform_lang_insert_block to function pointer.
21719 (copy_generic_body, copy_decl_no_change): Export.
21720 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21721 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21722 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21724 * c-tree.h (insert_block): Kill.
21725 * c-decl.c (insert_block): Kill.
21727 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21729 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21730 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21731 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21733 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21734 argument, call {push,pop}_function_context from here.
21735 * c-parser.c: Use c_{push,pop}_function_context.
21737 * function.c (push_function_context_to): Move meat ...
21738 (push_function_context): ... here. Simplify.
21739 * function.c (pop_function_context_from): Move meat ...
21740 (pop_function_context): ... here. Simplify.
21741 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21743 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21744 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21745 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21746 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21748 2008-04-03 Ben Elliston <bje@au.ibm.com>
21750 * expmed.c (extract_force_align_mem_bit_field): Remove.
21752 2008-04-03 Richard Guenther <rguenther@suse.de>
21754 PR middle-end/35800
21755 * expr.h (try_casesi): Adjust prototype.
21756 * expr.c (try_casesi): Take fallback label as extra parameter.
21757 Use that for gen_casesi if default_label is NULL.
21758 * stmt.c (expand_case): Pass fallback label to try_casesi,
21759 make sure to fill gaps with a fallback label if default_label
21762 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21765 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21767 2008-04-03 Ben Elliston <bje@au.ibm.com>
21769 * expmed.c (extract_split_bit_field): Remove if (0) code.
21770 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21771 (do_ds_constraint): Likewise.
21773 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21775 * doc/cppopts.texi (-dU): Document.
21776 * c-common.h (flag_dump_macros): Update comment.
21777 * c-opts.c (handle_OPT_d): Handle -dU.
21778 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21779 dump_queued_macros, cb_used_define, cb_used_undef): New.
21780 (init_pp_output): Handle -dU.
21781 (cb_line_change): Call dump_queued_macros.
21782 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21784 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21786 * config/avr/predicates.md (io_address_operand): New predicate.
21787 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21788 * config/avr/avr.c (avr_io_address_p): Remove function.
21789 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21790 'avr_io_address_p' function.
21791 (out_movhi_r_mr): (Ditto.).
21792 (out_movqi_mr_r): (Ditto.).
21793 (out_movhi_mr_r): (Ditto.).
21794 (avr_address_cost): (Ditto.).
21796 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21798 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21799 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21800 in 32bit mode when XMM registers are available to avoid store
21802 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21803 corresponding post-reload splitters.
21805 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21807 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21808 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21809 __builtin_ia32_roundss.
21810 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21811 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21812 __builtin_ia32_roundss.
21813 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21814 IX86_BUILTIN_SHUFPD here.
21816 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21818 * config/i386/i386.md (plogic): New.
21819 (plogicprefix): Likewise.
21821 * config/i386/mmx.md (mmx_<code><mode>3): New.
21822 (mmx_and<mode>3): Removed.
21823 (mmx_ior<mode>3): Likewise.
21824 (mmx_xor<mode>3): Likewise.
21826 * config/i386/sse.md (<code><mode>3): New.
21827 (*<code><mode>3): Likewise.
21828 (*<code><mode>3): Likewise.
21829 (<code><mode>3): Likewise.
21830 (*sse_<code><mode>3): Likewise.
21831 (*sse2_<code><mode>3): Likewise.
21832 (<code>tf3): Likewise.
21833 (*<code>tf3): Likewise.
21834 (and<mode>3): Likewise.
21835 (*and<mode>3): Likewise.
21836 (ior<mode>3): Removed.
21837 (*ior<mode>3): Likewise.
21838 (xor<mode>3): Likewise.
21839 (*xor<mode>3): Likewise.
21840 (*and<mode>3): Likewise.
21841 (*ior<mode>3): Likewise.
21842 (*xor<mode>3): Likewise.
21843 (and<mode>3): Likewise.
21844 (*sse_and<mode>3): Likewise.
21845 (*sse2_and<mode>3): Likewise.
21846 (andtf3): Likewise.
21847 (*andtf3): Likewise.
21848 (ior<mode>3): Likewise.
21849 (*sse_ior<mode>3): Likewise.
21850 (*sse2_ior<mode>3): Likewise.
21851 (iortf3): Likewise.
21852 (*iortf3): Likewise.
21853 (xor<mode>3): Likewise.
21854 (*sse_xor<mode>3): Likewise.
21855 (*sse2_xor<mode>3): Likewise.
21856 (xortf3): Likewise.
21857 (*xortf3): Likewise.
21859 2008-04-02 Richard Guenther <rguenther@suse.de>
21861 PR tree-optimization/14495
21862 PR tree-optimization/34793
21863 * tree-vrp.c (struct switch_update): New structure.
21864 (to_remove_edges, to_update_switch_stmts): New VECs.
21865 (simplify_switch_using_ranges): New function. Remove not taken
21866 case labels and edges.
21867 (simplify_stmt_using_ranges): Call it.
21868 (identify_jump_threads): Mark edges we have queued for removal
21869 so we don't thread them.
21870 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21872 * tree-cfg.c (group_case_labels): Deal with missing default label.
21873 (tree_verify_flow_info): Allow missing default label.
21874 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21875 (emit_case_nodes): Likewise.
21876 (expand_case): Do not rely on the default label to be present.
21877 * expr.c (try_casesi): Deal with NULL default_label.
21878 (do_tablejump): Likewise.
21880 2008-04-02 Richard Guenther <rguenther@suse.de>
21882 PR tree-optimization/14495
21883 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21884 SWITCH_EXPR here ...
21885 (vrp_visit_switch_stmt): ... but here (new function).
21886 (find_case_label_index): New helper function.
21887 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21889 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21891 * fwprop.c: Fix ISO-C99ism.
21893 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21896 * Makefile.in (objdir): Set it here.
21897 * configure.ac: Not here. Find dynamic linker characteristics.
21898 * exec-tool.in: Use them.
21899 * aclocal.m4: Regenerate.
21900 * configure: Regenerate.
21902 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21904 * expr.c (expand_var): Delete it.
21905 * expr.h (expand_var): Delete prototype.
21906 * function.c (expand_function_start): Use expand_decl instead.
21907 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21910 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21912 PR rtl-optimization/35542
21913 * fwprop.c (forward_propagate_and_simplify): Replace
21914 loc_reg_mentioned_in_p with reg_mentioned_p.
21916 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21918 PR rtl-optimization/35281
21919 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21920 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21921 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21922 (varying_mem_p): Move above propagate_rtx.
21923 (all_uses_available_at): Do not check MEMs.
21925 2008-04-02 Rafael Espíndola <espindola@google.com>
21927 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21928 (register_edge_assert_for_2): Split the cond argument.
21929 (register_edge_assert_for_1): Adjust for the change in
21930 register_edge_assert_for_2.
21931 (register_edge_assert_for): Split the cond argument.
21932 (find_switch_asserts): Adjust for the change in
21933 register_edge_assert_for.
21935 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21937 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21938 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21939 offsets for 64-bit mingw.
21940 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21941 abi for x86_64-pc-mingw.
21943 2008-04-02 Richard Guenther <rguenther@suse.de>
21945 * tree-vrp.c (extract_range_from_assert): Make sure to not
21946 produce range min/max with TREE_OVERFOW set.
21947 If merging a anti-range and a range keep the anti-range if
21948 the range covers all values of the type.
21949 (register_edge_assert_for_2): Only allow sign-changing
21950 conversions in detecting canonical range checks. Also
21951 register an assert for the unsigned name if useful.
21953 PR tree-optimization/35787
21954 * tree-vrp.c (vrp_val_max): New function.
21955 (vrp_val_min): Likewise.
21956 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21957 (vrp_val_is_min): Likewise.
21958 (supports_overflow_infinity): Use vrp_val_{min,max}.
21959 (negative_overflow_infinity): Likewise.
21960 (positive_overflow_infinity): Likewise.
21961 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21962 (is_positive_overflow_infinity): Likewise.
21963 (is_overflow_infinity): Likewise.
21964 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21965 vrp_val_is_{min,max}.
21966 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21967 to ranges if possible. Avoid empty ranges.
21969 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21971 PR middle-end/35705
21972 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21973 the expression is a function address.
21975 2008-04-01 George Helffrich <george@gcc.gnu.org>
21977 PR fortran/35154, fortran/23057
21978 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21979 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21980 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21981 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21983 (dbxout_syms): Check for COMMON-based symbol and wrap in
21984 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21985 in bracket for efficiency.
21987 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21988 using DW_TAG_common_block + member offset.
21989 (add_pubname_string): New function.
21990 (dw_expand_expr): New function to find block name and offset for
21992 (common_check): New function to check whether symbol in Fortran COMMON.
21993 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21995 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21998 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22000 2008-04-02 Ben Elliston <bje@au.ibm.com>
22002 * config/v850/v850.md (casesi): Remove if (0) code.
22003 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22004 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22006 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22008 * config/i386/i386.md (rex64suffix): New mode attribute.
22009 (floathi<mode>2): Disable expander for SSE math.
22010 (*floathi<mode>2_1): New insn insn_and_split pattern.
22011 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22012 corresponding post-reload splitters.
22013 (*floathi<mode>2_i387): New macroized insn pattern.
22014 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22015 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22016 insn_and_split pattern.
22017 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22018 New macroized instruction patterns and corresponding post-reload
22020 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22021 and corresponding post-reload splitters.
22022 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22023 New macroized instruction patterns.
22024 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22025 macroized instruction patterns and corresponding post-reload splitters.
22026 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22027 corresponding post-reload splitters.
22028 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22029 New macroized instruction patterns.
22030 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22031 corresponding post-reload splitters.
22032 (*floatsi<mode>2_i387): New macroized instruction patterns.
22034 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22036 * config/i386/i386.md (smaxmin): New.
22037 (umaxmin): Likewise.
22038 (maxminiprefix): Likewise.
22039 (maxminfprefix): Likewise.
22040 (<code><mode>3): Likewise.
22041 (smin<mode>3): Removed.
22042 (smax<mode>3): Likewise.
22044 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22045 (mmx_<code>v4hi3): Likewise.
22046 (mmx_<code>v8qi3): Likewise.
22047 (mmx_smaxv2sf3): Removed.
22048 (mmx_sminv2sf3): Likewise.
22049 (mmx_umaxv8qi3): Likewise.
22050 (mmx_smaxv4hi3): Likewise.
22051 (mmx_uminv8qi3): Likewise.
22052 (mmx_sminv4hi3): Likewise.
22054 * config/i386/sse.md (<addsub><mode>3): New.
22055 (*<addsub><mode>3): Likewise.
22056 (<sse>_vm<addsub><mode>3): Likewise.
22057 (<maxmin><mode>3): Likewise.
22058 (*<maxmin><mode>3_finite): Likewise.
22059 (*<maxmin><mode>3): Likewise.
22060 (<sse>_vm<maxmin><mode>3): Likewise.
22061 (sse3_h<addsub>v4sf3): Likewise.
22062 (sse3_h<addsub>v2df3): Likewise.
22063 (<maxmin>v16qi3): Likewise.
22064 (*<maxmin>v16qi3): Likewise.
22065 (<maxmin>v8hi3): Likewise.
22066 (*<maxmin>v8hi3): Likewise.
22067 (*sse4_1_<maxmin><mode>3): Likewise.
22068 (*sse4_1_<maxmin><mode>3): Likewise.
22069 (add<mode>3): Removed.
22070 (*add<mode>3): Likewise.
22071 (<sse>_vmadd<mode>3): Likewise.
22072 (sub<mode>3): Likewise.
22073 (*sub<mode>3): Likewise.
22074 (<sse>_vmsub<mode>3): Likewise.
22075 (smin<mode>3): Likewise.
22076 (*smin<mode>3_finite): Likewise.
22077 (*smin<mode>3): Likewise.
22078 (<sse>_vmsmin<mode>3): Likewise.
22079 (smax<mode>3): Likewise.
22080 (*smax<mode>3_finite): Likewise.
22081 (*smax<mode>3): Likewise.
22082 (<sse>_vmsmax<mode>3): Likewise.
22083 (sse3_haddv4sf3): Likewise.
22084 (sse3_haddv2df3): Likewise.
22085 (sse3_hsubv4sf3): Likewise.
22086 (sse3_hsubv2df3): Likewise.
22087 (umaxv16qi3): Likewise.
22088 (*umaxv16qi3): Likewise.
22089 (smaxv8hi3): Likewise.
22090 (*smaxv8hi3): Likewise.
22091 (*sse4_1_smax<mode>3): Likewise.
22092 (*sse4_1_umax<mode>3): Likewise.
22093 (uminv16qi3): Likewise.
22094 (*uminv16qi3): Likewise.
22095 (sminv8hi3): Likewise.
22096 (*sminv8hi3): Likewise.
22097 (*sse4_1_smin<mode>3): Likewise.
22098 (*sse4_1_umin<mode>3): Likewise.
22100 2008-04-01 Rafael Espíndola <espindola@google.com>
22102 * tree-cfg.c (verify_expr): remove in_phi.
22103 (verify_stmt): Don't call walk_tree with verify_expr. Use
22104 is_gimple_min_invariant instead of is_gimple_val.
22106 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22108 * doc/include/gpl_v3.texi: Update for manpage generation.
22109 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22111 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22112 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22113 gpl_v3.texi instead of gpl.texi.
22116 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22119 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22121 2008-04-01 Rafael Espíndola <espindola@google.com>
22123 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22124 (extract_code_and_val_from_cond): Use
22125 extract_code_and_val_from_cond_with_ops.
22127 2008-04-01 Jan Hubicka <jh@suse.cz>
22129 * function.c (free_after_compilation): Free epilogue_delay_list.
22130 (prepare_function_start): Assert that previous compilation was freed.
22132 2008-04-01 Jan Hubicka <jh@suse.cz>
22133 Jim Wilson <wilson@tuliptree.org>
22134 Andreas Tobler <andreast@gcc.gnu.org>
22136 PR middle-end/35781
22137 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22138 rtl.emit instead cfun->emit.
22139 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22140 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22142 2008-04-01 Ben Elliston <bje@au.ibm.com>
22144 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22146 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22148 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22150 (fprofile-use): Add var flag_profile_use
22151 * coverage.c (coverage_begin_output): Do not open a gcno file for
22152 output only if -ftest-coverage is set.
22153 Do not add getpwd() to gcda file path.
22154 (build_gcov_info): Check the new flag
22155 flag_profile_datafile_relative_path.
22156 (coverage_init): Use profile_data_prefix.
22157 Read profile counter only if flag_profile_use is set.
22158 * opts.c (common_handle_option): New option fprofile-use=,
22159 fprofile-dir=, fprofile-generate=.
22160 * toplev.c (profile_data_prefix): New variable definition.
22161 * toplev.h (profile_data_prefix): New declaration.
22162 * doc/invoke.tex (Option Summary, Optimization Options):
22165 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22167 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22168 use tmp consistently.
22171 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22172 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22173 UNSPEC_FR_RECIP_APPROX_RES.
22174 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22176 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22179 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22181 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22183 PR middle-end/30186
22184 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22185 element of the vector via a pointer.
22187 2008-03-31 Ian Lance Taylor <iant@google.com>
22189 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22191 2008-03-31 Jan Hubicka <jh@suse.cz>
22193 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22194 get_arg_pointer_save_area.
22195 * expr.c (init_expr): Just clear out rtl.expr.
22196 * function.c (free_after_compilation): Clear out whole RTL structure.
22197 (get_func_frame_size): Merge into ...
22198 (get_frame_size): ... this one.
22199 (assign_stack_local_1): Merge into ...
22200 (assign_stack_local): ... this one.
22201 (expand_function_end): Update call of get_arg_pointer_save_area.
22202 (get_art_pointer_save_area): Remove cfun argument.
22203 * function.h (emit_status): regno_pointer_align does not need length
22204 attribute. Move x_regno_reg_rtx to ...
22205 (regno_reg_rtx): ... new global array.
22206 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22207 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22208 apply_args_value, forced_labels, stack_pointer_delta):
22210 (struct varasm_status): Move here from varasm.c
22211 (struct rtl_data): New. Move here some fields from struct function.
22212 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22213 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22214 used_temp_slots avail_temp_slots, temp_slot_level,
22215 nonlocal_goto_handler_labels): Update accesstors.
22216 (rtl): New global variable.
22217 (struct function): Move some fileds to rtl_data.
22218 (get_arg_pointer_save_area): Update prototype.
22219 * emit-rtl.c (rtl): Declare.
22220 (regno_reg_rtx): Declare.
22221 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22223 (gen_reg_rtx): Update.
22224 (init_virtual_regs): Do not tate emit_status argument.
22225 (init_emit): Do not allocate emit.
22226 * varasm.c (varasm_statuc): Move to function.h.
22227 (n_deferred_constatns): Update accestor.
22228 (init_varasm_status): Do not allocate varasm_status.
22229 (force_const_mem, get_pool_size, output_constant_pool): Update.
22230 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22231 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22233 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22235 PR rtl-optimization/35729
22236 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22239 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22242 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22243 load/store if memory is unaligned.
22244 (*movti_rex64): Likewise.
22246 * config/i386/predicates.md (misaligned_operand): New.
22248 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22251 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22254 2008-03-31 Jan Beulich <jbeulich@novell.com>
22256 * config/ia64/constraints.md: Add 'j' constraint.
22257 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22258 (movdi_internal): Likewise.
22260 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22263 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22265 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22268 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22269 proper error message for the third argument on blendpd and
22272 * config/i386/sse.md (blendbits): New.
22273 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22275 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22277 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22279 2008-03-30 Richard Guenther <rguenther@suse.de>
22281 PR middle-end/31023
22282 * fold-const.c (fold_sign_changed_comparison): Do leave
22283 conversions to base-types alone.
22285 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22287 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22288 the link register if one altivec register is be saved.
22290 2008-03-30 Ben Elliston <bje@au.ibm.com>
22292 * final.c (final_scan_insn): Remove if (0) code.
22294 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22296 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22298 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22300 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22301 of V4SFmode to ix86_binary_operator_ok.
22303 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22305 * config/i386/i386.c (override_options): Initialize
22306 ix86_veclib_handler to ix86_veclibabi_svml when
22307 -mveclibabi=svml is used.
22308 (ix86_veclibabi_svml): New function for SVML ABI style
22309 vectorization support.
22310 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22312 2008-03-28 Rafael Espíndola <espindola@google.com>
22314 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22315 (tree_binary_nonnegative_warnv_p): Make it public.
22316 (tree_single_nonnegative_warnv_p): Make it public.
22317 (tree_invalid_nonnegative_warnv_p): Make it public.
22318 (tree_unary_nonzero_warnv_p): Make it public.
22319 (tree_binary_nonzero_warnv_p): Make it public
22320 (tree_single_nonzero_warnv_p): Make it public.
22321 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22322 (extract_range_from_binary_expr): Split the expr argument.
22323 (extract_range_from_unary_expr): Split the expr argument.
22324 (extract_range_from_comparison): Split the expr argument.
22325 (extract_range_from_expr): Use the new aux functions.
22326 (vrp_evaluate_conditional_warnv): Use
22327 vrp_evaluate_conditional_warnv_with_ops.
22328 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22329 (tree_binary_nonzero_warnv_p): Declare.
22330 (tree_single_nonzero_warnv_p): Declare.
22331 (tree_expr_nonzero_warnv_p): Declare.
22332 (tree_unary_nonnegative_warnv_p): Declare.
22333 (tree_binary_nonnegative_warnv_p): Declare.
22334 (tree_single_nonnegative_warnv_p): Declare.
22335 (tree_invalid_nonnegative_warnv_p): Declare.
22337 2008-03-28 Richard Guenther <rguenther@suse.de>
22339 PR tree-optimization/30317
22340 PR tree-optimization/30911
22341 PR tree-optimization/34793
22342 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22343 (struct assert_locus_d): New member EXPR.
22344 (register_new_assert_for): Add EXPR parameter to support
22345 ASSERT_EXPR <name, expr OP limit>.
22346 (register_edge_assert_for_1): Adjust callers.
22347 (find_assert_locations): Likewise.
22348 (process_assert_insertions_for): Build condition from expression.
22349 (extract_range_from_assert): Handle ASSERT_EXPRs
22350 of the form ASSERT_EXPR <name, expr OP limit>.
22351 (register_edge_assert_for_2): New helper registering
22352 asserts for comparisons. Recognize range tests of the form
22353 (unsigned)i - CST1 OP CST2.
22354 (register_edge_assert_for_1): Use it.
22355 (register_edge_assert_for): Likewise.
22356 (needs_overflow_infinity): Integer sub-types
22357 do not need overflow infinities.
22358 (vrp_val_is_max): The extreme values of integer sub-types
22359 are those of the base type.
22360 (vrp_val_is_min): Likewise.
22361 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22364 2008-03-28 Nick Clifton <nickc@redhat.com>
22367 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22368 Return GENERAL_REGS for stack adjustment reloads.
22370 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22373 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22374 const_vector when all the vectors are constant.
22376 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22378 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22380 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22381 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22383 (s<code>_sf): Use new scc_sf attribute for opcode names.
22385 2008-03-27 Tom Tromey <tromey@redhat.com>
22387 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22388 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22389 config/spu/t-spu-elf, config/i386/t-interix,
22390 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22391 config/i386/x-darwin, config/i386/x-mingw32,
22392 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22393 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22394 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22395 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22396 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22397 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22398 config/score/t-score-elf, config/arm/t-strongarm-pe,
22399 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22400 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22401 Revert automatic dependency patch.
22403 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22406 * config/i386/i386.c (ix86_function_arg_boundary): Align
22407 decimal floating point to its natural boundary.
22409 2008-03-27 Richard Guenther <rguenther@suse.de>
22411 PR middle-end/35716
22412 * fold-const.c (fold_comparison): Restrict distinct decl
22413 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22414 solely rely on operand_equal_p.
22416 2008-03-27 Richard Guenther <rguenther@suse.de>
22419 * c-common.c (handle_weak_attribute): Reject combination of
22422 2008-03-27 Richard Guenther <rguenther@suse.de>
22424 PR tree-optimization/32810
22425 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22426 conversions from DECL_INITIAL.
22427 (fold_const_aggregate_ref): Likewise from constructor elements.
22429 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22431 * tree-affine.h (aff_combination_expand): Declare.
22432 (get_inner_reference_aff): Likewise.
22433 * tree-affine.c (aff_combination_expand): Split out from
22434 tree_to_aff_combination_expand.
22435 (get_inner_reference_aff): New function.
22436 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22437 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22438 (struct lim_aux_data): sm_done field removed.
22439 (mem_ref_loc_p, mem_ref_locs_p): New types.
22440 (struct mem_ref): Added id, stored, accesses_in_loop,
22441 indep_loop, dep_loop, indep_ref, dep_ref fields.
22442 Removed is_stored, locs and next fields.
22443 (memory_accesses): New variable.
22444 (movement_possibility): Do not allow moving statements
22445 that store to memory.
22446 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22448 (determine_max_movement): For statements with memory references,
22449 find the outermost loop in that the reference is independent.
22450 (move_computations_stmt): Mark the virtual operands for renaming.
22451 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22452 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22453 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22454 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22455 create_vop_ref_mapping, analyze_memory_references,
22456 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22457 get_all_locs_in_loop, ref_always_accessed_p,
22458 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22459 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22460 store_motion_loop, store_motion): New functions.
22461 (struct vop_to_refs_elt): New type.
22462 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22463 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22464 (schedule_sm): Replaced by...
22465 (execute_sm): ... this.
22466 (determine_lsm_ref, hoist_memory_references,
22467 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22468 find_more_ref_vops, free_mem_ref, free_mem_refs,
22469 determine_lsm_loop, determine_lsm): Removed.
22470 (tree_ssa_lim_finalize): Free data structures used by store motion.
22471 (tree_ssa_lim): Call analyze_memory_references. Use
22472 store_motion instead of determine_lsm.
22474 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22476 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22477 rename tmake_file to m68hc11/t-m68hc11.
22478 (mcore): Set inhibit_libc to true.
22479 * config.host (alpha*-dec-*vms*): Set extra_programs.
22480 (interix3*): Don't use host_xmake_file.
22481 * configure.ac: Let config.gcc override inhibit_libc.
22482 * configure: Regenerate.
22484 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22485 * config/t-openbsd-thread: Remove commented out lines.
22487 * config/x-interix: Remove.
22489 * config/m68hc11/t-m68hc11-gas: Rename to...
22490 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22492 * config/mcore/t-mcore: Remove T_CFLAGS.
22493 * config/mcore/t-mcore-pe: Likewise.
22495 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22497 * configure.ac: Replace custom __GNU_SOURCE test with
22498 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22499 * aclocal.m4: Regenerate.
22500 * configure: Regenerate.
22501 * config.in: Regenerate.
22503 2008-03-27 Richard Guenther <rguenther@suse.de>
22505 * fold-const.c (target.h): Include.
22506 (fold_comparison): Fold comparison of addresses of decls
22507 that bind locally or of constants. Consolidate address folding code.
22508 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22509 results from fold_binary_to_constant.
22510 (compare_values_warnv): Likewise.
22512 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22514 PR middle-end/35429
22515 * fold-const.c (fold_truthop): Check for integeral types when folding
22516 a == 0 && b == 0 and a != 0 || b != 0 .
22518 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22520 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22522 2008-03-26 Andreas Schwab <schwab@suse.de>
22524 * doc/invoke.texi: Fix use of @item vs. @itemx.
22526 2008-03-26 Tom Tromey <tromey@redhat.com>
22528 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22529 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22530 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22531 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22532 build/genconstants.o, build/genemit.o, build/genextract.o,
22533 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22534 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22537 2008-03-26 Richard Guenther <rguenther@suse.de>
22540 2008-03-26 Richard Guenther <rguenther@suse.de>
22542 * fold-const.c (target.h): Include.
22543 (fold_comparison): Fold comparison of addresses of two decls
22544 that bind locally. Consolidate address folding code.
22546 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22548 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22549 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22550 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22551 dconstsqrt2, dconstthird, dconste and/or dconst10.
22552 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22553 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22554 dconstsqrt2, dconste): Delete.
22555 (init_emit_once): Likewise. Simplify initializing dconstm1.
22557 * real.c (get_real_const): New.
22558 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22559 dconstsqrt2, dconste): Delete.
22560 (real_value_const, get_real_const): New.
22562 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22564 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22566 * config/i386/i386.c (ix86_function_arg_boundary): Check
22567 BIGGEST_ALIGNMENT instead of 128.
22568 (setup_incoming_varargs_64): Likewise.
22570 2008-03-26 Tom Tromey <tromey@redhat.com>
22572 * Makefile.in (DEPFILES): Add missing '/'.
22574 2008-03-26 Richard Guenther <rguenther@suse.de>
22576 * fold-const.c (target.h): Include.
22577 (fold_comparison): Fold comparison of addresses of two decls
22578 that bind locally. Consolidate address folding code.
22580 2008-03-26 Nick Clifton <nickc@redhat.com>
22583 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22584 not allow INT+INT as a legitimate addressing mode.
22586 2008-03-26 Richard Guenther <rguenther@suse.de>
22588 * tree-flow.h (widen_bitfield): Remove declaration.
22589 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22590 (widen_bitfield): Remove function.
22591 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22594 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22597 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22600 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22602 PR rtl-optimization/35232
22603 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22604 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22605 reg_reloaded_call_part_clobbered here.
22606 (reload_regs_reach_end_p): New function.
22607 (reload_reg_rtx_for_input): New variable.
22608 (reload_reg_rtx_for_output): Likewise.
22609 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22610 when reassigning a pseudo register. Load reloadreg from
22611 reload_reg_rtx_for_input, moving the mode and register
22613 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22614 instead of the original when deciding whether an input reload
22615 would be a no-op or whether an output reload can be deleted.
22616 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22617 when setting up new_spill_reg_store. Load it from
22618 reload_reg_rtx_for_output, moving the mode and register
22620 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22621 instead of the original when deciding whether an output reload
22622 would be a no-op. Do the same when modifying insn notes.
22623 Use rtx_equal_p instead of == to compare the registers.
22624 (inherit_piecemeal_p): Take a mode and two register numbers
22626 (emit_reload_insns): Clear new_spill_reg_store for every hard
22627 register in the reload register. Remove spill registers
22628 from reg_reloaded_valid before considering whether to record
22629 inheritance information for them. Use reload_reg_rtx_for_output
22630 instead of reg_rtx when recording output reloads. Use
22631 reload_reg_rtx_for_input instead of reg_rtx when recording
22632 input reloads. Set or clear reg_reloaded_call_part_clobbered
22633 at the same time as setting reg_reloaded_valid.
22634 (delete_output_reload): Add a new_reload_reg parameter and use it
22635 instead of rld[j].reg_rtx.
22636 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22639 2008-03-25 Tom Tromey <tromey@redhat.com>
22641 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22642 (build/genattr.o): Likewise.
22643 (build/genattrtab.o): Likewise.
22644 (build/gencodes.o): Likewise.
22645 (build/genconfig.o): Likewise.
22646 (build/genconstants.o): Likewise.
22647 (build/genemit.o): Likewise.
22648 (build/genextract.o): Likewise.
22649 (build/genflags.o): Likewise.
22651 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22653 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22654 instead of size_int for integer types.
22655 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22656 to match type of MINUS_EXPR.
22658 2008-03-25 Tom Tromey <tromey@redhat.com>
22660 * configure: Rebuilt.
22661 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22664 2008-03-25 Tom Tromey <tromey@redhat.com>
22666 * config/x-solaris (host-solaris.o): Update.
22667 * config/x-linux (host-linux.o): Update.
22668 * config/x-hpux (host-hpux.o): Update.
22669 * config/x-darwin (host-darwin.o): Update.
22670 * config/v850/t-v850e (v850-c.o): Update.
22671 * config/v850/t-v850 (v850-c.o): Update.
22672 * config/t-vxworks (vxworks.o): Update.
22673 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22674 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22675 * config/spu/t-spu-elf (spu-c.o): Update.
22677 * config/sh/t-symbian (sh-c.o): Update.
22678 (symbian.o): Update.
22679 * config/sh/t-sh (sh-c.o): Update.
22680 * config/score/t-score-elf (score7.o, score3.o): Update.
22681 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22682 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22683 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22684 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22685 (rs6000.o): Remove.
22686 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22687 * config/m32c/t-m32c (m32c-pragma.o): Update.
22688 * config/ia64/t-ia64 (ia64-c.o): Update.
22689 * config/i386/x-mingw32 (host-mingw32.o): Update.
22690 * config/i386/x-i386 (driver-i386.o): Update.
22691 * config/i386/x-darwin (host-i386-darwin.o): Update.
22692 * config/i386/x-cygwin (host-cygwin.o): Update.
22693 * config/i386/t-nwld (nwld.o): Update.
22694 * config/i386/t-netware (netware.o): Update.
22695 * config/i386/t-interix (winnt.o): Update.
22696 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22697 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22698 msformat-c.o): Update.
22699 * config/bfin/t-bfin-linux (generated_files): Add
22700 linux-sysroot-suffix.h.
22701 * config/arm/t-wince-pe (pe.o): Update.
22702 * config/arm/t-strongarm-pe (pe.o): Update.
22703 * config/arm/t-pe (pe.o): Update.
22704 * config/arm/t-arm (arm-c.o): Update.
22705 * doc/install.texi (Prerequisites): Require make 3.80.
22706 * Makefile.in: Remove .o targets.
22707 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22708 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22709 (simple_generated_h, simple_generated_c): Move earlier.
22710 (generated_files): New variable.
22711 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22712 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22713 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22714 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22715 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22716 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22717 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22718 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22719 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22720 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22721 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22722 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22724 (COMPILE.base, COMPILE): New variables.
22725 (%.o): New pattern rule.
22726 (ALL_HOST_OBJS): New variable.
22727 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22728 (dummy-checksum.o, cc1-checksum.o): Remove.
22729 (DRIVER_SHLIB): New variable.
22730 (DRIVER_DEFINES): Use it.
22731 (gencondmd.c): Move out of build/.
22732 (s-conditions): Update.
22733 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22734 (ALL_BUILD_OBJS): Likewise.
22735 (build/%.o): Use BUILDCOMPILE.
22736 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22737 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22738 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22739 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22740 build/genconfig.o, build/genconstants.o, build/genemit.o,
22741 build/genextract.o, build/genflags.o, build/genmddeps.o,
22742 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22743 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22744 build/gen-protos.o, build/scan.o, build/fix-header.o,
22745 build/scan-decls.o): Simplify.
22746 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22747 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22748 prefix.o, toplev.o): Reduce to variable setting.
22749 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22750 ($(out_object_file), gcc-options.o): New targets.
22751 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22752 * configure: Rebuilt.
22753 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22754 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22756 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22758 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22759 complain when we hit an error, return ERROR_MARK_NODE.
22761 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22763 * config/sh/constraints.md (Pso, Psz): New constraints.
22764 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22765 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22767 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22769 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22770 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22772 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22774 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22775 (prefetch_sh2a): New.
22777 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22778 Naveen.H.S <naveen.hs@kpitcummins.com>
22780 * config/sh/constraints.md (I28): New constraint.
22781 * config/sh/sh.c (broken_move): Add support for movi20s.
22782 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22784 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22785 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22786 Naveen.H.S <naveen.hs@kpitcummins.com>
22788 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22789 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22790 (print_operand): Handle resbank in %@ operand code.
22791 (sh_encode_section_info): New.
22792 (push_regs): Add conditions for resbank.
22793 (sh_expand_epilogue): Likewise.
22794 (sh_insert_attributes): Likewise.
22795 (sh_attribute_table): Likewise.
22796 (sh_handle_resbank_handler_attribute): New.
22797 (sh2a_handle_function_vector_handler_attribute): New.
22798 (sh2a_is_function_vector_call): New.
22799 (sh2a_get_function_vector_number): New.
22800 (sh2a_function_vector_p): New.
22801 (sh_cfun_resbank_handler_p): New.
22802 * config/sh/sh.md (calli): Emit jsr/n if possible.
22803 (calli_tbr_rel): New.
22804 (calli_pcrel): Emit jsr/n if possible.
22805 (return_i): Emit rts/n if possible.
22806 (call_valuei_tbr_rel): New.
22807 (call_valuei_pcrel): Add condition for SH2A target.
22808 (call_value): Likewise.
22809 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22810 (sh2a_get_function_vector_number): Likewise.
22811 (sh2a_is_function_vector_call): Likewise.
22812 * doc/extend.texi: Document TBR relative addressing of SH2A.
22813 (resbank): Add description for SH2A.
22815 2008-03-24 Richard Guenther <rguenther@suse.de>
22818 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22819 pointer assignments change conversions according to middle-end rules.
22820 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22821 * configure.ac: Include type checking in yes.
22822 * configure: Regenerate.
22824 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22826 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22827 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22829 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22831 * gthr-vxworks.h (UNUSED): Define.
22833 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22835 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22837 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22839 * doc/extend.texi (Function Attributes): Add missing comma in the
22840 example of the "alloc_size" attribute.
22842 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22845 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22847 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22850 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22853 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22854 of the underlying type of a MS bitfield layout to the natural
22855 alignment of the type.
22857 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22859 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22860 to their natural alignment to avoid store forwarding stalls.
22862 2008-03-22 Richard Guenther <rguenther@suse.de>
22864 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22865 For PHI nodes verify the address is invariant.
22866 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22867 (get_symbol_constant_value): Use is_gimple_min_invariant.
22868 (maybe_fold_stmt_indirect): Likewise.
22870 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22872 PR rtl-optimization/33927
22873 * Makefile.in (dse.o): Depend on $(TM_P_H).
22874 * expr.h (extract_low_bits): Declare.
22875 * expmed.c (extract_low_bits): New function.
22876 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22877 * dse.c: Include tm_p.h.
22878 (find_shift_sequence): Remove the read_reg argument and return the
22879 read value. Emit the instructions instead of returning them.
22880 Iterate on new_mode rather than calculating it each time.
22881 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22882 source to NEW_MODE and extract_low_bits to convert the shifted
22883 value to READ_MODE.
22884 (replace_read): Allow the load and store to have different mode
22885 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22886 or extraction instructions before trying the replacement. Update
22887 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22889 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22891 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22892 to their natural alignment to avoid store forwarding stalls.
22894 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22897 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22898 encouraging but not allowing gprs for input;
22899 change the input constraint to !f#r.
22900 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22902 change the output constraint to !f#r.
22904 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22907 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22908 corresponding post-reload splitters.
22909 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22910 when x87 FP math is selected.
22911 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22912 New function prototype.
22913 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22914 unreachable function to ease macroization of insn patterns.
22916 2008-03-21 Martin Jambor <mjambor@suse.cz>
22918 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22919 reference dumps if ddr is NULL or dependence is unknown.
22921 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22923 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22924 unsigned extension into account.
22925 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22926 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22927 Do computations on a scratch register.
22929 2008-03-21 Richard Guenther <rguenther@suse.de>
22931 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22932 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22933 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22934 * tree-ssa-dom.c (record_equality): Likewise.
22935 * tree-inline.c (copy_body_r): Likewise.
22936 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22939 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22941 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22942 as 'delete_unused' argument.
22944 2008-03-20 Richard Guenther <rguenther@suse.de>
22946 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22947 special casing of constant qualifiers.
22948 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22949 care about them in general.
22950 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22951 regardless of their type.
22952 (fold_stmt_r): Forcefully fold *& if we end up with that.
22954 2008-03-20 Paul Brook <paul@codesourcery.com>
22956 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22957 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22959 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22961 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22962 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22964 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22966 * common.opt (Wmudflap): New option.
22967 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22968 (mx_register_decls): Likewise.
22969 (mudflap_finish_file): Likewise.
22970 * doc/invoke.texi: Document -Wno-mudflap.
22972 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22974 * c-format.c (replace_format_name_to_system_name): New.
22975 (cmp_attribs): New.
22976 (convert_format_name_to_system_name): New.
22977 (decode_format_attr): Add use of convert_format_name_to_system_name.
22978 (format_types_orig): Add gnu_ prefix to names.
22979 (check_format_info_main): Special treating of \0 escaped names for
22980 supporting multi-character format specifiers as I32, I64.
22981 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22982 (gnu_target_overrides_format_attributes): New.
22983 * c-format.h: Add structure target_ovr_attr to hold
22984 system specific formatter names.
22985 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22986 msformat-c.o file to c_target_objs and cxx_target_objs.
22987 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22988 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22989 (TARGET_N_FORMAT_TYPES): New.
22990 * config/i386/msformat-c.c: New.
22991 * config/i386/t-cygming: Add build rule for msformat-c.o.
22992 * doc/extend.texi: Add new format names gnu_* and ms_* and
22994 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22996 2008-03-20 Ira Rosen <irar@il.ibm.com>
22998 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22999 optimizations turned on under -O3.
23000 (ftree-vectorize): Add that the flag is turned on with -O3.
23002 2008-03-20 Ben Elliston <bje@au.ibm.com>
23004 * regmove.c (try_auto_increment): Fix spelling error in comment.
23005 * final.c (final_scan_insn): Likewise.
23007 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23010 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23011 allocator preferences for "y" and "r" class registers.
23012 ("*mov<mode>_internal"): Ditto.
23013 ("*movv2sf_internal_rex64"): Ditto.
23014 ("*movv2sf_internal"): Ditto.
23016 2008-03-19 Michael Matz <matz@suse.de>
23018 PR middle-end/35616
23019 * calls.c (expand_call): Check overlap of arguments with call
23020 address for sibcalls.
23022 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23025 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23026 of the underlying type of a MS bitfield layout to the natural
23027 alignment of the type.
23029 2008-03-19 Jan Hubicka <jh@suse.cz>
23032 * toplev.c (decode_d_option): Handle all CPP flags.
23033 * tree-vrp.c: Update tree_pass descriptors.
23034 * regrename.c: Update tree_pass descriptors.
23035 * fwprop.c: Update tree_pass descriptors.
23036 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23037 * tree-into-ssa.c: Update tree_pass descriptors.
23038 * tree-dump.c: Update tree_pass descriptors.
23039 * tree-complex.c: Update tree_pass descriptors.
23040 * tree-dump.h: Update tree_pass descriptors.
23041 * see.c: Update tree_pass descriptors.
23042 * cgraphbuild.c: Update tree_pass descriptors.
23043 * tracer.c: Update tree_pass descriptors.
23044 * tree-loop-distribution.c: Update tree_pass descriptors.
23045 * cgraph.c: Update tree_pass descriptors.
23046 * postreload-gcse.c: Update tree_pass descriptors.
23047 * postreload.c: Update tree_pass descriptors.
23048 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23049 * tree-tailcall.c: Update tree_pass descriptors.
23050 * tree-pass.h (tree_opt_pass): Rename to ...
23051 (opt_pass) ... this one; add "type" field and remove letter field.
23052 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23053 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23054 all_lowering_passes): Update declaration.
23055 * ipa-cp.c: Update tree_pass descriptors.
23056 * final.c: Update tree_pass descriptors.
23057 * omp-low.c: Update tree_pass descriptors.
23058 * tree-ssa-dse.c: Update tree_pass descriptors.
23059 * ipa-reference.c: Update tree_pass descriptors.
23060 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23061 * auto-inc-dec.c: Update tree_pass descriptors.
23062 * reorg.c: Update tree_pass descriptors.
23063 * cgraphunit.c: Update tree_pass descriptors.
23064 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23065 * tree-ssa-ccp.c: Update tree_pass descriptors.
23066 * df-core.c: Update tree_pass descriptors.
23067 * mode-switching.c: Update tree_pass descriptors.
23068 * tree-nomudflap.c: Update tree_pass descriptors.
23069 * modulo-sched.c: Update tree_pass descriptors.
23070 * ipa-pure-const.c: Update tree_pass descriptors.
23071 * cse.c: Update tree_pass descriptors.
23072 * web.c: Update tree_pass descriptors.
23073 * tree-stdarg.c: Update tree_pass descriptors.
23074 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23075 * tree-ssa-dom.c: Update tree_pass descriptors.
23076 * tree-nrv.c: Update tree_pass descriptors.
23077 * tree-ssa-alias.c: Update tree_pass descriptors.
23078 * loop-init.c: Update tree_pass descriptors.
23079 * gimple-low.c: Update tree_pass descriptors.
23080 * ipa-inline.c: Update tree_pass descriptors.
23081 * tree-ssa-sink.c: Update tree_pass descriptors.
23082 * global.c: Update tree_pass descriptors.
23083 * ifcvt.c: Update tree_pass descriptors.
23084 * jump.c: Update tree_pass descriptors.
23085 * predict.c: Update tree_pass descriptors.
23086 * tree-ssa-loop.c: Update tree_pass descriptors.
23087 * recog.c: Update tree_pass descriptors.
23088 * dse.c: Update tree_pass descriptors.
23089 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23090 * tree-eh.c: Update tree_pass descriptors.
23091 * regmove.c: Update tree_pass descriptors.
23093 * function.c: Update tree_pass descriptors.
23094 * tree-vectorizer.c: Update tree_pass descriptors.
23095 * gcse.c: Update tree_pass descriptors.
23096 * ipa-type-escape.c: Update tree_pass descriptors.
23097 * tree-if-conv.c: Update tree_pass descriptors.
23098 * init-regs.c: Update tree_pass descriptors.
23099 * ipa.c: Update tree_pass descriptors.
23100 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23101 * rtl-factoring.c: Update tree_pass descriptors.
23102 * lower-subreg.c: Update tree_pass descriptors.
23103 * bt-load.c: Update tree_pass descriptors.
23104 * tree-dfa.c: Update tree_pass descriptors.
23105 * except.c: Update tree_pass descriptors.
23106 * emit-rtl.c: Update tree_pass descriptors.
23107 * cfgexpand.c: Update tree_pass descriptors.
23108 * tree-cfgcleanup.c: Update tree_pass descriptors.
23109 * cfgcleanup.c: Update tree_pass descriptors.
23110 * tree-ssa-pre.c: Update tree_pass descriptors.
23111 * tree-sra.c: Update tree_pass descriptors.
23112 * tree-mudflap.c: Update tree_pass descriptors.
23113 * tree-ssa-copy.c: Update tree_pass descriptors.
23114 * cfglayout.c: Update tree_pass descriptors.
23115 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23116 * tree-ssa-dce.c: Update tree_pass descriptors.
23117 * tree-ssa.c: Update tree_pass descriptors.
23118 * regclass.c: Update tree_pass descriptors.
23119 * integrate.c: Update tree_pass descriptors.
23120 * tree-optimize.c: Update tree_pass descriptors.
23121 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23122 * tree-object-size.c: Update tree_pass descriptors.
23123 * combine.c: Update tree_pass descriptors.
23124 * tree-outof-ssa.c: Update tree_pass descriptors.
23125 * bb-reorder.c: Update tree_pass descriptors.
23126 * stack-ptr-mod.c: Update tree_pass descriptors.
23127 * var-tracking.c: Update tree_pass descriptors.
23128 * tree-profile.c: Update tree_pass descriptors.
23129 * tree-vect-generic.c: Update tree_pass descriptors.
23130 * reg-stack.c: Update tree_pass descriptors.
23131 * sched-rgn.c: Update tree_pass descriptors.
23132 * tree-ssa-structalias.c: Update tree_pass descriptors.
23133 * tree-cfg.c: Update tree_pass descriptors.
23134 * passes.c (current_pass): Update declaration.
23135 (finish_optimization_passes): Update.
23136 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23137 (register_one_dump_file, register_dump_files_1, next_pass_1):
23139 (init_optimization_passes): Update handling of new types.
23140 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23141 * ipa-struct-reorg.c: Update tree_pass descriptors.
23142 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23143 * combine-stack-adj.c: Update tree_pass descriptors.
23144 * cfgrtl.c: Update tree_pass descriptors.
23145 * dce.c: Update tree_pass descriptors.
23146 * tree-ssanames.c: Update tree_pass descriptors.
23148 2008-03-19 Richard Guenther <rguenther@suse.de>
23150 PR middle-end/35609
23151 * tree-ssa.c (walk_data): New structure.
23152 (warn_uninitialized_var): If not always_executed warn with "maybe"
23154 (execute_early_warn_uninitialized): Compute post-dominators.
23155 Initialize always_executed before processing each basic block.
23157 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23160 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23161 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23163 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23165 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23167 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23169 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23171 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23172 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23173 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23174 target after ignore has been set, and move there also the commputation
23175 of subtarget and original_target.
23176 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23177 (LANG_HOOKS_INITIALIZER): Remove it.
23178 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23180 2008-03-18 Richard Guenther <rguenther@suse.de>
23182 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23183 found an expression with constants, note that in the VN for the lhs.
23184 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23185 fold them to constants if possible. Run cleanup_cfg if done so.
23186 (execute_pre): Return todo.
23187 (do_pre): Likewise.
23188 (execute_fre): Likewise.
23189 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23191 (get_prop_source_stmt): Look through pointer conversions.
23193 2008-03-18 Jan Hubicka <jh@suse.cz>
23195 * tree-pretty-print.c: Include predict.h.
23196 (dump_generic_node): Dump predictor.
23197 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23198 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23199 * gimple-low.c (lower_stmt): Likewise.
23200 * expr.c (expand_expr_real): Likewise.
23201 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23203 (build_predict_expr, build_predict_expr): New.
23204 * predict.h (predictor_name, build_predict_expr): Update.
23205 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23206 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23207 * predict.def (PRED_CONTINUE): Update hitrate.
23208 * tree.def (PREDICT_EXPR): Define.
23209 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23210 do not handle BIND_EXPR.
23211 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23212 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23213 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23216 2008-03-18 Michael Matz <matz@suse.de>
23218 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23220 2008-03-18 Richard Guenther <rguenther@suse.de>
23222 * tree-gimple.h (is_gimple_invariant_address): Declare.
23223 (is_gimple_constant): Likewise.
23224 * tree-gimple.c (is_gimple_constant): New function.
23225 (is_gimple_invariant_address): Likewise.
23226 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23227 and is_gimple_invariant_address.
23228 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23230 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23231 an addressable base.
23233 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23235 PR middle-end/35611
23236 * gimplify.c (gimplify_expr): Gimplify second operand of
23239 2008-03-17 Richard Guenther <rguenther@suse.de>
23241 PR tree-optimization/19637
23242 * fold-const.c (fold_unary): Remove restrictions of removing
23243 intermediate pointer-conversions (P2)(P1)P0.
23244 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23245 conversion to void pointer.
23246 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23248 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23251 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23252 emulated thread local variables.
23254 2008-03-16 Richard Guenther <rguenther@suse.de>
23256 PR middle-end/35607
23257 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23258 expand TREE_INVARIANT operations that are not gimple invariant.
23260 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23262 * doc/extend.texi (Alignment): Say that the ABI controls
23263 the __alignof__ for non-strict-alignment targets rather
23264 than being a recommendation.
23266 2008-03-15 Paul Brook <paul@codesourcery.com>
23268 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23270 (arm_output_fn_unwind): Mark functions that can not be unwound.
23272 2008-03-15 Paul Brook <paul@codesourcery.com>
23274 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23275 extension instructions.
23277 2008-03-15 Richard Guenther <rguenther@suse.de>
23279 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23280 and fold constant aggregate refs.
23281 (fold_const_aggregate_ref): Handle string constants
23282 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23283 (evaluate_stmt): Simplify now that ccp_fold folds constant
23286 2008-03-15 Paul Brook <paul@codesourcery.com>
23288 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23289 (extzv): Use gen_extzv_t2.
23290 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23292 2008-03-15 Richard Guenther <rguenther@suse.de>
23294 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23295 (fold_const_aggregate_ref): Likewise.
23296 (get_value): Return NULL if we don't have any values.
23297 (ccp_finalize): Set const_val to NULL after freeing it.
23298 * tree-flow.h (get_symbol_constant_value): Declare.
23299 (fold_const_aggregate_ref): Likewise.
23300 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23302 2008-03-15 Richard Guenther <rguenther@suse.de>
23304 PR middle-end/35593
23305 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23306 to not produce negative array indices if not allowed. Add
23307 parameter to indicate that.
23308 (maybe_fold_offset_to_component_ref): Allow negative array
23309 indices only for the first member of a structure.
23310 (maybe_fold_offset_to_reference): Allow negative array indices.
23311 (maybe_fold_stmt_addition): Likewise.
23313 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23314 Anatoly Sokolov <aesok@post.ru>
23316 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23317 (avr_arch): Add ARCH_AVR6.
23318 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23319 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23320 instead of fixed value 2.
23321 (print_operand_address): Use gs() asm specifier instead of pm().
23322 (avr_assemble_integer): (Ditto.).
23323 (avr_output_addr_vec_elt): (Ditto.).
23324 (print_operand): Handle "!" code.
23325 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23326 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23327 (AVR_HAVE_EIJMP_EICALL): Define.
23328 (AVR_3_BYTE_PC): Redefine.
23329 (AVR_2_BYTE_PC): (Ditto.).
23330 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23331 (LINK_SPEC): Add atmega2560 and atmega2561.
23332 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23334 * config/avr/avr.md (call_insn): Use eicall instead of icall
23335 for 3 byte PC devices.
23336 (call_value_insn): (Ditto.).
23337 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23338 (indirect_jump): Use only for for 2 byte PC devices.
23339 (*tablejump): (Ditto.).
23340 (*indirect_jump_avr6): Add insn.
23341 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23342 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23343 instead of ijmp for 3 byte PC devices.
23344 (__tablejump2__): (Ditto.).
23345 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23346 (MULITLIB_DIRNAMES): (Ditto.).
23347 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23349 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23351 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23352 "sse2_umulsidi3". Use V1DI mode for operand 0.
23353 ("mmx_psadbw"): Use V1DI mode for operand 0.
23354 * config/i386/i386-modes.def (V1SI): New vector mode.
23355 * config/i386/i386.c (struct builtin_description)
23356 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23357 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23358 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23359 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23360 v1di_ftype_v8qi_v8qi type.
23361 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23363 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23364 __builtin_ia32_pmuludq]: Fix the mode of return value.
23366 2008-03-15 Richard Guenther <rguenther@suse.de>
23368 PR middle-end/35595
23369 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23372 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23374 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23375 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23376 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23377 unless TARGET_SERIALIZE_VOLATILE is enabled.
23378 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23379 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23380 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23382 2008-03-14 Richard Guenther <rguenther@suse.de>
23384 PR tree-optimization/34172
23385 * tree-flow.h (refs_may_alias_p): Declare.
23386 (get_single_def_stmt): Likewise.
23387 (get_single_def_stmt_from_phi): Likewise.
23388 (get_single_def_stmt_with_phi): Likewise.
23389 * tree-dfa.c (refs_may_alias_p): New function.
23390 (get_single_def_stmt): Likewise.
23391 (get_single_def_stmt_from_phi): Likewise.
23392 (get_single_def_stmt_with_phi): Likewise.
23393 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23394 (vn_reference_lookup_1): New helper function.
23395 (vn_reference_lookup): Walk the virtual use-def chain to
23396 continue searching for a match if the def does not alias the
23397 reference we are looking for.
23399 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23401 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23402 archive and Perzl. Update The Written Word listing.
23404 2008-03-14 Richard Guenther <rguenther@suse.de>
23406 PR tree-optimization/34043
23407 PR tree-optimization/33989
23408 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23410 (bitmap_find_leader): Use extra argument to verify dominance
23411 relationship inside a basic-block.
23412 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23413 (find_leader_in_sets): Adjust.
23414 (create_component_ref_by_pieces): Take extra argument for
23415 dominance check, handle lookup failures.
23416 (find_or_generate_expression): Likewise.
23417 (create_expression_by_pieces): Likewise.
23418 (insert_into_preds_of_block): Adjust.
23419 (create_value_expr_from): If asked for, verify all operands
23420 are in the blocks AVAIL_OUT set.
23421 (make_values_for_stmt): Check for SSA_NAMEs that are life
23422 over an abnormal edge.
23423 (compute_avail): Remove such check.
23424 (do_SCCVN_insertion): New function.
23425 (eliminate): If we do not find a leader suitable for replacement
23426 insert a replacement expression from SCCVN if available.
23427 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23428 (struct vn_ssa_aux): Add needs_insertion flag.
23429 * tree-ssa-sccvn.c (may_insert): New global flag.
23430 (copy_reference_ops_from_ref): Value-number union member access
23431 based on its size, not type and member if insertion is allowed.
23432 (visit_reference_op_load): For a weak match from union type
23433 punning lookup a view-converted value and insert a SSA_NAME
23434 for that value if that is not found.
23435 (visit_use): Make dumps shorter. Do not disallow value numbering
23436 SSA_NAMEs that are life over an abnormal edge to constants.
23437 (free_scc_vn): Release inserted SSA_NAMEs.
23438 (run_scc_vn): New flag to specify whether insertion is allowed.
23439 Process SSA_NAMEs in forward order.
23440 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23441 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23442 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23443 pointer type to/from integral types that do not change the
23444 precision to regular conversions.
23446 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23448 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23449 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23450 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23451 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23452 input arguments and the mode of return value. Built-in functions
23453 that operate on whole 64-bit MMX register now use V1DI mode.
23455 2008-03-13 Alon Dayan <alond@il.ibm.com>
23456 Olga Golovanevsky <olga@il.ibm.com>
23458 PR tree-optimization/35041
23459 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23460 to locate the right position in a statement.
23462 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23466 * config/i386/xmmintrin.h: Change all static inline functions to
23467 extern inline and add __gnu_inline__ attribute.
23468 * config/i386/bmintrin.h: Ditto.
23469 * config/i386/smmintrin.h: Ditto.
23470 * config/i386/tmmintrin.h: Ditto.
23471 * config/i386/mmintrin-common.h: Ditto.
23472 * config/i386/ammintrin.h: Ditto.
23473 * config/i386/emmintrin.h: Ditto.
23474 * config/i386/pmmintrin.h: Ditto.
23475 * config/i386/mmintrin.h: Ditto.
23476 * config/i386/mm3dnow.h: Ditto.
23478 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23480 PR middle-end/35185
23481 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23482 (lower_omp_2): New function.
23483 (lower_omp_1, lower_omp): Rewritten.
23485 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23488 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23489 with the phrase "Microsoft Windows compilers".
23490 (Push/Pop Macro Pragmas): New subsection. Document
23491 #pragma push_macro and pragma pop_macro.
23493 2008-03-12 Paul Brook <paul@codesourcery.com>
23495 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23497 2008-03-12 Paul Brook <paul@codesourcery.com>
23499 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23500 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23501 (thumb2_addsi_shortim): Rename ...
23502 (thumb2_addsi_short): ... to this. Allow register operands.
23503 (thumb2_subsi_short): New pattern.
23504 (thumb2_one_cmplsi2_short,
23505 thumb2_negsi2_short): New patterns and peepholes.
23507 2008-03-12 Paul Brook <paul@codesourcery.com>
23509 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23511 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23513 * config/i386/i386.md (int_cond): New code iterator.
23515 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23516 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23517 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23518 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23519 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23520 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23521 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23522 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23524 2008-03-12 Paul Brook <paul@codesourcery.com>
23526 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23527 instead of {arm,thumb}_compute_save_reg_mask.
23528 (output_return_instruction): Ditto.
23529 (thumb_unexpanded_epilogue): Ditto.
23530 (thumb1_expand_prologue): Ditto.
23531 (thumb1_output_function_prologue): Ditto.
23532 (arm_set_return_address): Ditto.
23533 (thumb_set_return_address): Ditto.
23534 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23535 regs to achieve stack alignment.
23536 (thumb1_compute_save_reg_mask): Fix compiler warning.
23537 (arm_output_epilogue): Use offsets->saved_regs_mask.
23538 Adjust stack pointer by poping call clobered registers.
23539 (arm_expand_prologue): Use offsets->saved_regs_mask.
23540 Adjust stack pointer by pushing extra registers.
23541 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23543 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23546 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23547 conversion to the operands of a multiplication.
23549 2008-03-12 Richard Guenther <rguenther@suse.de>
23551 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23552 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23553 * timevar.def (TV_TREE_PHIPROP): Add.
23554 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23555 pass description. Use TV_TREE_PHIPROP.
23556 * tree-ssa-forwprop.c: Remove phiprop code.
23558 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23560 PR middle-end/35549
23561 * omp-low.c (maybe_lookup_decl): Constify first argument.
23562 (use_pointer_for_field): Change last argument from bool to
23563 omp_context *. Disallow shared copy-in/out in nested
23564 parallel if decl is shared in outer parallel too.
23565 (build_outer_var_ref, scan_sharing_clauses,
23566 lower_rec_input_clauses, lower_copyprivate_clauses,
23567 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23569 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23570 Ira Rosen <irar@il.ibm.com>
23572 * tree-vectorizer.c (free_stmt_vec_info): New function.
23573 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23574 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23575 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23576 * tree-vect-transform.c (vectorizable_conversion): Free
23577 vec_oprnds0 if it was allocated.
23578 (vect_permute_store_chain): Remove unused VECs.
23579 (vectorizable_store): Free VECs that are allocated in the..
23581 (vect_transform_strided_load, vectorizable_load): Likewise.
23582 (vect_remove_stores): Simplify the code.
23583 (vect_transform_loop): Move code to vect_remove_stores().
23584 Call vect_remove_stores() and free_stmt_vec_info().
23586 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23588 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23589 TARGET_HPUX. Revise comment.
23590 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23591 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23592 Use sr4 variant of `be' instruction when not generating PIC code.
23593 (attr_length_call): Adjust for above change.
23595 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23597 * ipa-reference.c (static_execute): Remove module_statics_const and
23598 associated setting code.
23600 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23603 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23604 predicate for operand 1.
23605 (paritysi2_cmp): Use register_operand predicate for operand 2.
23606 Use earlyclobber modifier for operand 1. Remove support for
23608 (paritydi2_cmp): Use register_operand predicate for operand 3.
23609 Use earlyclobber modifier for operand 1. Remove support for
23612 2008-03-11 Paul Brook <paul@codesourcery.com>
23613 Vladimir Prus <vladimir@codesourcery.com>
23615 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23616 (arm_compute_save_reg0_reg12_mask): Always
23617 check if register 11 must be saved. Always safe hard frame pointer
23618 when frame_pointer_needeed.
23619 (arm_compute_save_reg_mask): Save IP and PC
23620 only with apcs frames.
23621 (arm_output_epilogue): Adjust Thumb2 codepath to
23622 be also invoked and work for ARM non-apcs frames.
23623 (arm_expand_prologue): Don't bother saving IP
23624 for non-apcs frame, since it's not clobbered by
23625 prologue code. Implement non-apcs frame
23628 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23630 PR rtl-optimization/35281
23631 * expr.c (convert_move): Use a new pseudo for the intermediate
23632 from_mode->word_mode result.
23634 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23636 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23637 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23638 * toplev.c (compile_file): Don't call it.
23640 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23642 PR middle-end/35526
23643 * expr.c (store_expr): Call emit_block_move if the mode
23644 of "temp" RTX is BLKmode.
23646 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23647 Richard Guenther <rguenther@suse.de>
23649 PR tree-optimization/31358
23650 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23651 the step with a NULL_TREE.
23652 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23653 to sizetype if type is a pointer type.
23654 (add_candidate_1): Don't convert the base and step to
23655 the generic type if the orginal type is a pointer type.
23656 (add_iv_value_candidates): Use sizetype for the step
23657 if type is a pointer type.
23658 (cand_value_at): Likewise.
23659 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23661 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23662 Don't convert the tem affine to the type.
23663 (add_elt_to_tree): Use sizetype for the step if a pointer.
23664 Use POINTER_PLUS_EXPR for pointers.
23665 (aff_combination_to_tree): Use sizetype for the step if a
23668 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23670 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23671 Remove commutativity hint.
23673 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23677 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23678 errorneous type. Check that v is a VAR_DECL.
23680 PR middle-end/35099
23681 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23683 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23685 PR tree-optimization/35494
23686 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23687 may be overriden at link and run time.
23689 2008-03-10 Richard Guenther <rguenther@suse.de>
23691 PR tree-optimization/34677
23692 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23693 (poolify_tree): Likewise.
23694 (modify_expr_template): Likewise.
23695 (poolify_modify_stmt): Likewise.
23696 (insert_fake_stores): Handle all component-ref style stores
23697 in addition to INDIRECT_REF. Also handle complex types.
23698 Do not poolify the inserted load.
23699 (realify_fake_stores): Do not rebuild the tree but only
23700 make it a SSA_NAME copy.
23701 (init_pre): Remove initialzation of modify_expr_template.
23702 Do not allocate modify_expr_node_pool.
23703 (fini_pre): Do not free modify_expr_node_pool.
23705 2008-03-10 Paul Brook <paul@codesourcery.com>
23707 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23708 to avoid conflicts.
23710 2008-03-10 Paul Brook <paul@codesourcery.com>
23711 Mark Shinwell <shinwell@codesourcery.com>
23713 * config/arm/cortex-r4.md: New.
23714 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23716 * config/arm/arm.md: Include cortex-r4.md.
23717 (insn): Add smmls, sdiv and udiv values.
23718 (generic_sched): Don't use generic scheduling for Cortex-R4.
23719 (arm_issue_rate): New function.
23720 (TARGET_SCHED_ISSUE_RATE): Define.
23722 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23724 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23726 2008-03-10 Richard Guenther <rguenther@suse.de>
23728 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23729 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23731 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23733 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23734 Set default to true.
23736 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23738 * c.opt (Wsynth): Deprecate.
23739 * doc/invoke.texi (Option Summary, Warning Options): Document
23740 -Wno-format-contains-nul.
23742 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23745 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23746 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23748 2008-03-09 Ira Rosen <irar@il.ibm.com>
23750 * config/rs6000/rs6000.c (builtin_description): Rename vector
23751 left shift operations.
23752 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23753 (altivec_vsl<VI_char>): Rename to ...
23754 (ashl<mode>3): ... new name.
23755 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23757 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23759 2008-03-08 Richard Guenther <rguenther@suse.de>
23761 * coverage.h (tree_coverage_counter_addr): Declare.
23762 * coverage.c (tree_coverage_counter_addr): New function.
23763 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23764 before using again.
23765 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23766 (tree_gen_one_value_profiler): Likewise.
23767 (tree_gen_ic_profiler): Likewise.
23768 (tree_gen_average_profiler): Likewise.
23769 (tree_gen_ior_profiler): Likewise.
23771 2008-03-08 Richard Guenther <rguenther@suse.de>
23773 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23774 (vn_binary_op_insert): Likewise.
23775 (vn_unary_op_lookup): Likewise.
23776 (vn_unary_op_insert): Likewise.
23777 (vn_nary_op_lookup): Declare.
23778 (vn_nary_op_insert): Likewise.
23779 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23780 and binary hashes, use a single obstack for unary_op_pool
23781 and binary_op_pool.
23782 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23783 a single struct vn_nary_op_s. Store tree code length and
23784 a variable number of operands.
23785 (struct vn_reference_op_struct): Remove unused op2.
23786 (vn_reference_op_eq): Do not compare op2.
23787 (vn_reference_op_compute_hash): Do not compute hash of op2.
23788 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23789 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23790 with vn_nary_op_compute_hash.
23791 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23792 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23794 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23796 (visit_unary_op): Call nary functions.
23797 (visit_binary_op): Likewise.
23798 (process_scc): Adjust for struct vn_tables_s changes.
23799 (allocate_vn_table): Likewise.
23800 (free_vn_table): Likewise.
23801 * tree-vn.c (vn_add): Call nary functions.
23802 (vn_lookup): Likewise.
23804 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23807 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23808 wdst back after sync_compare_and_swapqhi_internal.
23810 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23813 * config/i386/i386-modes.def (V1DI): New vector mode.
23814 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23815 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23816 (MMXMODE248): Ditto.
23817 (MMXMODE): Add V1DI mode.
23818 (mmxvecsize): Change DI mode to V1DI mode.
23819 ("mov<mode>): Use MMXMODEI8 mode iterator.
23820 ("*mov<mode>_internal_rex64"): Ditto.
23821 ("*mov<mode>_internal"): Ditto.
23822 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23823 ("mmx_sub<mode>3"): Ditto.
23824 ("mmx_adddi3"): Remove insn pattern.
23825 ("mmx_subdi3"): Ditto.
23826 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23827 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23828 ("mmx_ashl<mode>3"): Ditto.
23829 ("mmx_lshrdi3"): Remove insn pattern.
23830 ("mmx_ashldi3"): Ditto.
23831 * config/i386/i386.c (classify_argument): Handle V1DImode.
23832 (function_arg_advance_32): Ditto.
23833 (function_arg_32): Ditto.
23834 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23835 mmx_addv1di3 insn pattern.
23836 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23837 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23838 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23839 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23840 Remove definitions of built-in functions.
23841 (V1DI_type_node): New node.
23842 (v1di_ftype_v1di_int): Ditto.
23843 (v1di_ftype_v1di_v1di): Ditto.
23844 (v2si_ftype_v2si_si): Ditto.
23845 (v4hi_ftype_v4hi_di): Remove node.
23846 (v2si_ftype_v2si_di): Ditto.
23847 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23848 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23849 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23850 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23851 Add new builtins using def_builtin_const.
23852 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23853 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23854 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23855 * config/i386/mmintrin.h (__v1di): New typedef.
23856 (_mm_add_si64): Cast arguments to __v1di type.
23857 (_mm_sub_si64): Ditto.
23858 (_mm_sll_pi16): Cast __count to __v4hi type.
23859 (_mm_sll_pi32): Cast __count to __v2si type.
23860 (_mm_sll_si64): Cast arguments to __v1di type.
23861 (_mm_srl_pi16): Cast __count to __v4hi type.
23862 (_mm_srl_pi32): Cast __count to __v2si type.
23863 (_mm_srl_si64): Cast arguments to __v1di type.
23864 (_mm_sra_pi16): Cast __count to __v4hi type.
23865 (_mm_sra_pi32): Cast __count to __v2si type.
23866 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23867 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23868 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23869 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23870 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23871 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23872 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23873 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23874 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23875 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23876 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23877 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23879 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23881 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23883 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23886 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23887 reg+const addressing for Altivec modes. Don't generate reg+reg
23888 addressing for TFmode or TDmode quantities.
23890 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23892 * c-common.c (vector_types_convertible_p): Call langhook
23893 instead of comptypes.
23895 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23898 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23899 integral and scalar float variables which have a
23902 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23904 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23905 dwarf_register_span hook when emitting unwind information for
23906 register-to-memory saves.
23907 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23908 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23910 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23912 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23913 for the same VAR_DECL.
23915 2008-03-06 Tom Tromey <tromey@redhat.com>
23917 * treelang: Delete.
23918 * doc/standards.texi (Standards): Don't mention treelang.
23919 * doc/invoke.texi (Overall Options): Don't mention treelang.
23920 * doc/install.texi (Prerequisites): Don't mention bison or
23922 (Configuration): Don't mention treelang.
23923 (Building): Likewise.
23924 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23926 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23928 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23929 word-extractions out of a multi-word object.
23931 2008-03-06 Richard Guenther <rguenther@suse.de>
23933 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23934 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23935 result type and precision.
23936 * expr.c (get_inner_reference): Set unsignedp based on the result
23937 type of BIT_FIELD_REF.
23938 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23939 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23940 (try_instantiate_multiple_fields): Likewise. Use the correct type
23942 (sra_build_assignment): Likewise.
23943 (sra_build_elt_assignment): Likewise.
23944 (sra_explode_bitfield_assignment): Likewise.
23945 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23946 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23947 set BIT_FIELD_REF_UNSIGNED.
23948 (vectorizable_load): Likewise.
23950 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23952 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23955 2008-03-06 Richard Guenther <rguenther@suse.de>
23957 * alias.c (struct alias_set_entry): Move has_zero_child field
23958 to pack with alias_set.
23960 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23962 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23965 2008-03-05 Ian Lance Taylor <iant@google.com>
23967 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23969 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23971 * fwprop.c (update_df): Support width and offset parameters of
23973 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23974 global_conflicts): Change DF_REF_EXTRACT to either
23975 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23976 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23977 * df-scan.c (df_ref_record, df_defs_record,
23978 df_ref_create_structure, df_def_record_1, df_uses_record,
23979 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23980 df_bb_refs_collect, df_entry_block_defs_collect,
23981 df_exit_block_uses_collect): Support new width and offset fields.
23982 (ref_extract_pool): New storage pool.
23983 (df_free_ref): New function.
23984 (df_reg_chain_unlink, df_free_collection_rec,
23985 df_sort_and_compress_refs): Call df_free_ref.
23986 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23988 (df_ref_create_structure): Allocate df_ref_extract if offset and
23989 width fields are used.
23990 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23991 (df_uses_record): Get offset and width from ZERO_EXTRACT
23993 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23994 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23995 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23996 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23997 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23998 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23999 (df_ref_extract): New structure.
24000 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24001 (df_ref_create): Add width and offset parameters.
24003 2008-03-05 Richard Guenther <rguenther@suse.de>
24005 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24006 Use ranges_overlap_p.
24007 (offset_overlaps_with_access): Rename
24008 to ranges_overlap_p and move ...
24009 * tree-flow-inline.h (ranges_overlap_p): ... here.
24011 * tree.h (get_inner_reference, handled_component_p): Update
24014 * tree.h (record_component_aliases, get_alias_set,
24015 alias_sets_conflict_p, alias_sets_must_conflict_p,
24016 objects_must_conflict_p): Move declarations ...
24017 * alias.h (record_component_aliases, get_alias_set,
24018 alias_sets_conflict_p, alias_sets_must_conflict_p,
24019 objects_must_conflict_p): ... here.
24020 Include coretypes.h.
24021 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24023 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24025 * cfg.c: Include tree-flow.h.
24026 (remove_edge_raw): Call redirect_edge_var_map_clear.
24027 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24028 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24029 (redirect_edge_var_map_result): New.
24030 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24031 PENDING_STMT use with redirect_edge_var_map_*.
24032 * tree-ssa.c (edge_var_maps): New definition.
24033 (redirect_edge_var_map_add): New.
24034 (redirect_edge_var_map_clear): New.
24035 (redirect_edge_var_map_dup): New.
24036 (redirect_edge_var_map_vector): New.
24037 (redirect_edge_var_map_destroy): New.
24038 (ssa_redirect_edge): Replace PENDING_STMT use with
24039 redirect_edge_var_map_*.
24040 (flush_pending_stmts): Same.
24041 (delete_tree_ssa): Destroy edge var map.
24042 * tree-flow.h (struct _edge_var_map): New.
24043 Define edge_var_map vector type.
24044 Declare redirect_edge_var_map_* prototypes.
24045 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24046 * tree-cfg.c (reinstall_phi_args): Replace
24047 PENDING_STMT use with redirect_edge_var_map_*.
24049 2008-03-05 Richard Guenther <rguenther@suse.de>
24051 PR tree-optimization/35472
24052 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24053 whose single use_stmt has a overlapping set of loaded and
24054 stored symbols as that use_stmt might be a noop assignment then.
24056 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24058 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24060 2008-03-05 Richard Guenther <rguenther@suse.de>
24063 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24064 should be constants.
24065 * tree-cfg.c (verify_expr): Verify it.
24066 * fold-const.c (fold_truthop): Remove code generating
24067 BIT_FIELD_REFs of structure bases.
24068 (fold_binary): Likewise.
24069 (fold_ternary): Position and size of BIT_FIELD_REFs are
24070 always host integers.
24071 (make_bit_field_ref): Remove.
24072 (optimize_bit_field_compare): Remove.
24073 (all_ones_mask_p): Remove.
24075 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24078 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24079 (split_block_and_df_analyze): New. Split basic block and rebuild
24081 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24083 (split_pattern_seq): Likewise.
24084 (erase_matching_seqs): Likewise.
24085 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24087 2008-03-04 Geoff Keating <geoffk@apple.com>
24089 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24090 declaration and code.
24091 (tree_invalid_nonnegative_warnv_p): Likewise.
24093 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24095 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24096 examples. Truncate option-names then causing overfull hbox.
24098 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24101 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24103 * configure: Rebuilt.
24105 2008-03-04 Rafael Espíndola <espindola@google.com>
24107 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24108 (tree_unary_nonnegative_warnv_p): New.
24109 (tree_binary_nonnegative_warnv_p): New.
24110 (tree_single_nonnegative_warnv_p): New.
24111 (tree_invalid_nonnegative_warnv_p): New.
24112 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24114 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24117 * opts.c (handle_option): Postpone 'unknown option' errors only for
24120 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24123 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24126 2008-03-04 Rafael Espíndola <espindola@google.com>
24128 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24129 (tree_binary_nonzero_warnv_p): New.
24130 (tree_single_nonzero_warnv_p): New.
24131 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24133 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24135 PR middle-end/35456
24136 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24137 transformations for modes that have signed zeros.
24138 * ifcvt.c (noce_try_abs): Ditto.
24140 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24142 * config/i386/i386.c (override_options): Force
24143 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24145 2008-03-04 Jan Hubicka <jh@suse.cz>
24148 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24151 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24153 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24154 label to probe the stack.
24156 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24158 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24159 (__gthr_win32_mutex_destroy): Declare.
24160 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24161 __gthr_win32_mutex_destroy.
24162 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24164 2008-03-03 Jan Hubicka <jh@suse.cz>
24167 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24168 aggressive on inlining cold calls.
24170 2008-03-03 Richard Guenther <rguenther@suse.de>
24172 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24173 struct copies into the expression table.
24174 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24175 (try_to_simplify): Likewise.
24176 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24177 integral and pointer arguments which do not change the
24178 precision to NOP_EXPRs.
24179 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24180 VIEW_CONVERT_EXPR case.
24182 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24184 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24185 defined in a loop at depth 0 is invariant.
24186 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24187 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24188 be called at loop depth 0.
24190 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24193 * gcc.c (process_command): Update copyright notice dates.
24194 * gcov.c (print_version): Likewise.
24195 * gcov-dump.c (print_version): Likewise.
24196 * mips-tfile.c (main): Likewise.
24197 * mips-tdump.c (main): Likewise.
24199 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24202 * c-common.c (flag_permissive): Delete.
24203 (constant_expression_warnings): Check flags first.
24204 (constant_expression_error): New.
24205 * c-common.h (flag_permissive): Delete.
24206 (constant_expression_error): Declare.
24207 * flags.h (flag_permissive): Declare. Update description.
24208 * diagnostic.c (pedwarn): Update.
24210 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24211 (permissive_error_kind): New.
24212 * toplev.c (flag_permissive): Define. Update description.
24213 * toplev.h (permissive_error_kind): Declare.
24214 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24215 (pedwarn_c90): Use pedantic_warning_kind.
24216 * c-opts.c (c_common_post_options): flag_permissive does not affect
24217 flag_pedantic_errors.
24219 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24221 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24222 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24223 __absvsi2, __absvDI2): Use unsigned arithmetic.
24225 2008-03-02 Andi Kleen <ak@suse.de>
24226 Richard Guenther <rguenther@suse.de>
24228 * struct-equiv.c: Remove file.
24229 * cfg_cleanup.c (condjump_equiv_p): Remove.
24230 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24231 (struct-equiv.o): Remove rule.
24232 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24233 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24234 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24236 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24238 * ifcvt.c (noce_process_if_block): Try to handle only the then
24239 block if the else block exists but isn't suitable.
24241 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24244 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24245 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24246 regression from previous patch.
24248 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24251 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24253 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24254 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24255 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24256 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24257 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24258 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24259 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24260 (__gthread_mutex_destroy_function): Rename to
24261 __gthread_mutex_destroy.
24262 * gthr-dce.h (__gthread_mutex_destroy): Call
24263 pthread_mutex_destroy.
24264 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24265 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24266 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24268 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24270 * df-scan.c (df_ref_chain_change_bb): Simplify.
24271 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24272 set_block_for_insn if there's any change.
24273 * df.h ((df_insn_change_bb): Fix prototype.
24274 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24275 df_insn_change_bb, don't call set_block_for_insn.
24276 * emit-rtl.c (reorder_insns): Likewise.
24277 * haifa-sched.c (move_insn): Likewise.
24279 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24281 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24283 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24285 * tree-flow-inline.h (next_readonly_imm_use): Return
24286 NULL_USE_OPERAND_P after the end.
24288 2008-03-01 Richard Guenther <rguenther@suse.de>
24290 PR tree-optimization/35411
24291 * tree-sra.c (sra_build_assignment): Split conversion to
24292 final type to a separate statement if we are not assigning
24295 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24297 * fold-const.c (fold_convertible_p): Correct the logic to follow
24298 that in fold_convert().
24300 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24303 * tree-inline.c (build_duplicate_type): When we make a
24304 duplicate type, make it unique in the canonical types system.
24306 2008-02-29 Tom Tromey <tromey@redhat.com>
24308 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24309 input_file_stack_history, input_file_stack_restored): Remove.
24310 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24311 * input.h (struct file_stack): Remove.
24312 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24313 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24315 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24317 (diagnostic_last_module_changed): Add 'map' argument.
24318 (diagnostic_set_last_function): Likewise.
24319 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24320 line map, not input_file_stack.
24321 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24323 2008-02-29 Paul Brook <paul@codesourcery.com>
24325 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24327 2008-02-29 Paul Brook <paul@codesourcery.com>
24329 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24331 2008-02-29 Richard Guenther <rguenther@suse.de>
24333 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24335 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24336 value for comparing for a store match.
24337 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24338 (try_to_simplify): Do not do a full-blown reference lookup.
24340 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24342 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24343 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24345 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24347 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24349 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24350 strides against cache sizes.
24352 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24354 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24357 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24359 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24360 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24361 is smaller than the original promoted value.
24362 (simplify_subreg): If OP is a SUBREG, try to preserve its
24363 SUBREG_PROMOTED_VAR_P information.
24365 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24367 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24368 (VN_INFO_GET): Allocate new objects on the obstack.
24369 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24370 for rpo_numbers_temp, for consistency.
24371 (free_scc_vn): Free the obstack.
24373 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24375 * doc/invoke.texi: Document -ftree-loop-distribution.
24376 * tree-loop-distribution.c: New.
24377 * tree-pass.h (pass_loop_distribution): New.
24378 * graphds.h (struct graph): Add htab_t indices.
24379 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24380 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24381 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24382 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24383 * tree-data-ref.c (debug_data_dependence_relations): New.
24384 (dump_data_dependence_relation): Also print data references.
24385 (free_data_ref): Extern.
24386 (same_access_functions): Moved...
24387 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24388 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24389 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24390 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24391 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24392 (stmts_from_loop): Skip LABEL_EXPR.
24393 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24395 (build_rdg): Initialize rdg->indices htab.
24396 (free_rdg, stores_from_loop, ref_base_address,
24397 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24398 have_similar_memory_accesses_1, ref_base_address_1,
24399 remove_similar_memory_refs): New.
24400 * tree-data-ref.h: Depend on tree-chrec.h.
24401 (debug_data_dependence_relations, free_data_ref): Declared.
24402 (same_access_functions): ... here.
24403 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24405 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24406 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24407 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24408 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24409 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24410 rdg_vertex_for_stmt): Declared.
24411 (struct rdg_edge): Add level.
24413 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24414 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24416 (rdg_has_similar_memory_accesses): New.
24417 * tree-vect-analyze.c: Remove unused static decls.
24418 * lambda.h (dependence_level): New.
24419 * common.opt (ftree-loop-distribution): New.
24420 * tree-flow.h (mark_virtual_ops_in_bb,
24421 slpeel_tree_duplicate_loop_to_edge_cfg,
24422 rename_variables_in_loop): Declared.
24423 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24424 (OBJS-common): Add tree-loop-distribution.o.
24425 (tree-loop-distribution.o): New rule.
24426 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24427 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24428 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24430 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24433 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24434 other than structures and unions.
24436 2008-02-28 Richard Guenther <rguenther@suse.de>
24439 2008-02-26 Richard Guenther <rguenther@suse.de>
24441 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24442 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24443 (lookup_decl_from_uid): Declare.
24444 (remove_decl_from_map): Likewise.
24445 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24446 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24447 (decl_for_uid_map): New global hashtable mapping DECL_UID
24449 (init_ttree): Allocate it.
24450 (insert_decl_to_uid_decl_map): New helper function.
24451 (make_node_stat): Insert new decls into the map.
24452 (copy_node_stat): Likewise.
24453 (lookup_decl_from_uid): New function.
24454 (remove_decl_from_map): Likewise.
24455 (print_decl_for_uid_map_statistics): New helper.
24456 (dump_tree_statistics): Call it.
24458 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24459 (referenced_var_iterator): Adjust.
24460 (FOR_EACH_REFERENCED_VAR): Adjust.
24461 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24462 (num_referenced_vars): Adjust.
24463 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24464 (first_referenced_var): Remove.
24465 (end_referenced_vars_p): Likewise.
24466 (next_referenced_var): Likewise.
24467 (referenced_var_iterator_set): New helper function.
24468 * tree-dfa.c (referenced_var_lookup): Adjust.
24469 (referenced_var_check_and_insert): Likewise.
24470 (remove_referenced_var): Likewise.
24471 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24472 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24473 (verify_call_clobbering): Likewise.
24474 (verify_memory_partitions): Likewise.
24475 (init_tree_ssa): Allocate bitmap instead of hashtable for
24477 (delete_tree_ssa): Adjust.
24478 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24479 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24480 (compute_tag_properties): Likewise.
24481 (set_initial_properties): Likewise.
24482 (find_partition_for): Likewise.
24483 (update_reference_counts): Likewise.
24484 (dump_may_aliases_for): Likewise.
24485 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24486 (add_call_clobber_ops): Likewise.
24487 (add_call_read_ops): Likewise.
24488 (get_asm_expr_operands): Likewise.
24489 * tree-into-ssa.c (dump_decl_set): Likewise.
24490 (update_ssa): Likewise.
24491 * tree-sra.c (scan_function): Likewise.
24492 (decide_instantiations): Likewise.
24493 (scalarize_parms): Likewise.
24494 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24495 (dsa_named_for): Likewise.
24496 * tree-ssa-structalias.c (update_alias_info): Likewise.
24497 (merge_smts_into): Likewise.
24499 2008-02-27 David Daney <ddaney@avtrex.com>
24502 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24503 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24504 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24505 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24506 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24508 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24511 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24512 (BUILT_IN_NEXTTOWARD): Remove.
24513 (BUILT_IN_NEXTTOWARDF): Ditto.
24514 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24515 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24517 2008-02-27 Tom Tromey <tromey@redhat.com>
24519 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24520 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24522 2008-02-27 Jan Beulich <jbeulich@novell.com>
24524 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24525 update the respective field on newdecl.
24527 2008-02-27 Revital Eres <eres@il.ibm.com>
24529 PR rtl-optimization/34999
24530 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24531 crossing edges that ends with a call insn.
24532 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24533 call insn and clear the EDGE_CROSSING flag of the crossing edge
24534 when fixing fallthru edges.
24536 2008-02-27 Richard Guenther <rguenther@suse.de>
24538 PR middle-end/35390
24539 * fold-const.c (fold_unary): Return the correct argument,
24540 converted to the result type.
24542 2008-02-27 Richard Guenther <rguenther@suse.de>
24544 PR middle-end/34971
24545 * expr.c (expand_expr_real_1): Assert on rotates that operate
24547 * fold-const.c (fold_binary): Use the types precision, not the
24548 bitsize of the mode if folding rotate expressions. Build rotates
24549 only for full modes.
24551 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24553 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24554 and CPP_PRAGMA_EOL.
24555 * c-pragma.c (pragma_ns_name): New typedef.
24556 (registered_pp_pragmas): New variable.
24557 (c_pp_lookup_pragma): New function.
24558 (c_register_pragma_1): If flag_preprocess_only, do nothing
24559 for non-expanded pragmas, for expanded ones push pragma's
24560 namespace and name into registered_pp_pragmas vector.
24561 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24562 flag_preprocess_only, don't register GCC pch_preprocess
24563 pragma if flag_preprocess_only.
24564 * c-opts.c (c_common_init): Call init_pragma even if
24565 flag_preprocess_only.
24566 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24567 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24568 cpp_register_pragma if flag_preprocess_only.
24570 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24573 * c-parser.c (c_parser_translation_unit): Warn for empty
24574 translation unit, not empty source file.
24576 2008-02-26 Paul Brook <paul@codesourcery.com>
24578 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24579 operand for Thumb-2.
24580 * config/arm/arm.h (reg_class): Add CORE_REGS.
24581 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24582 (BASE_REG_CLASS): Use CORE_REGS.
24583 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24584 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24585 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24586 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24587 ARM_REGNO_OK_FOR_INDEX_P.
24588 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24589 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24590 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24591 (ldm/stm peepholes): Ditto.
24592 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24593 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24594 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24595 * config/arm/constraints.md: Enable "k" constraint on ARM.
24597 2008-02-27 Ben Elliston <bje@au.ibm.com>
24599 * config/rs6000/rs6000.c: Annotate cache line size field in all
24600 instances of struct processor_costs.
24602 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24604 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24605 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24606 jump_bypass): New counters.
24607 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24608 * dce.c (gate_ud_dce): Same.
24609 (gate_fast_dce): Same.
24610 * dse.c (gate_dse1): New function.
24611 (gate_dse2): New function.
24612 (gate_dse): Merge results of new gate functions.
24613 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24614 (gate_handle_jump_bypass): Add dbg_cnt.
24615 (gate_handle_gcse): Add dbg_cnt.
24616 * ifcvt.c (gate_handle_if_conversion): Same.
24617 (gate_handle_if_after_combine): Same.
24618 (gate_handle_if_after_reload): Same.
24619 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24621 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24623 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24625 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24627 2008-02-26 Jason Merrill <jason@redhat.com>
24630 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24631 alone if it's the naming decl for the type's main variant.
24633 2008-02-26 Tom Tromey <tromey@redhat.com>
24635 * system.h (USE_MAPPED_LOCATION): Poison.
24636 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24637 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24638 (make_goto_expr_edges): Likewise.
24639 (remove_bb): Likewise.
24640 (execute_warn_function_return): Likewise.
24641 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24643 * c-common.c (fname_decl): Remove old location code.
24644 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24646 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24648 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24649 (gen_rtx_ASM_INPUT): Likewise.
24650 (gen_rtx_ASM_INPUT_loc): Likewise.
24651 (get_rtx_asm_OPERANDS): Remove.
24652 * cfglayout.c (insn_locators_alloc): Remove old location code.
24653 (set_curr_insn_source_location): Likewise.
24654 (curr_insn_locator): Likewise.
24655 * print-tree.c (print_node): Remove old location code.
24656 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24657 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24658 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24659 location_from_locus.
24660 (construct_exit_block): Remove old location code.
24661 * emit-rtl.c (force_next_line_note): Remove old location code.
24662 * profile.c (branch_prob): Remove old location code.
24663 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24664 LOC_LINE): Remove old-location variants.
24665 * langhooks.c (lhd_print_error_function): Remove old location
24667 * configure, config.in: Rebuilt.
24668 * configure.ac (--enable-mapped-location): Remove.
24669 * c-decl.c (c_init_decl_processing): Remove old location code.
24670 (finish_function): Likewise.
24671 * recog.c (decode_asm_operands): Remove old location code.
24672 * c-pch.c (c_common_read_pch): Remove old location code.
24673 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24675 * gimple-low.c (lower_function_body): Remove old location code.
24676 * toplev.c (unknown_location): Remove.
24677 (push_srcloc): Remove old-location variant.
24678 (process_options): Remove old location code.
24679 (lang_dependent_init): Likewise.
24680 * input.h (UNKNOWN_LOCATION): Move definition.
24681 (location_t): Undeprecate.
24682 (source_locus): Remove.
24683 (location_from_locus): Remove.
24684 (struct location_s): Remove.
24685 Remove all old-location code.
24686 (input_line, input_filename): Remove.
24687 * final.c (final_scan_insn): Remove old location code.
24688 * diagnostic.c (diagnostic_build_prefix): Remove
24689 USE_MAPPED_LOCATION test.
24690 * tree.h (gimple_stmt) <locus>: Now a location_t.
24691 (tree_exp) <locus>: Likewise.
24692 (DECL_IS_BUILTIN): Remove old-location variant.
24693 (annotate_with_file_line, annotate_with_locus): Likewise.
24694 (expr_locus, set_expr_locus): Update.
24695 * tree.c (build1_stat): Remove old location code.
24696 (last_annotated_node): Remove.
24697 (annotate_with_file_line): Remove old-location variant.
24698 (annotate_with_locus): Likewise.
24699 (expr_location): Remove old location code.
24700 (set_expr_location): Likewise.
24701 (expr_has_location): Likewise.
24702 (expr_locus): Likewise.
24703 (set_expr_locus): Likewise.
24704 (expr_filename): Don't use location_from_locus.
24705 (expr_lineno): Likewise.
24706 * rtl-error.c (location_for_asm): Remove old location code.
24707 * c-lex.c (cb_line_change): Remove old location code.
24708 (fe_file_change): Likewise.
24709 (cb_def_pragma): Likewise.
24710 (c_lex_with_flags): Likewise.
24711 * gengtype.c (do_typedef): Don't special-case location types.
24712 (define_location_structures): Remove.
24713 (main): Don't call define_location_structures.
24714 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24717 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24720 * builtins.def (BUILT_IN_STDARG_START): Remove.
24721 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24722 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24723 * tree-inline.c (inline_forbidden_p_1): Likewise.
24725 2008-02-26 Richard Guenther <rguenther@suse.de>
24727 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24728 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24729 (lookup_decl_from_uid): Declare.
24730 (remove_decl_from_map): Likewise.
24731 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24732 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24733 (decl_for_uid_map): New global hashtable mapping DECL_UID
24735 (init_ttree): Allocate it.
24736 (insert_decl_to_uid_decl_map): New helper function.
24737 (make_node_stat): Insert new decls into the map.
24738 (copy_node_stat): Likewise.
24739 (lookup_decl_from_uid): New function.
24740 (remove_decl_from_map): Likewise.
24741 (print_decl_for_uid_map_statistics): New helper.
24742 (dump_tree_statistics): Call it.
24744 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24745 (referenced_var_iterator): Adjust.
24746 (FOR_EACH_REFERENCED_VAR): Adjust.
24747 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24748 (num_referenced_vars): Adjust.
24749 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24750 (first_referenced_var): Remove.
24751 (end_referenced_vars_p): Likewise.
24752 (next_referenced_var): Likewise.
24753 (referenced_var_iterator_set): New helper function.
24754 * tree-dfa.c (referenced_var_lookup): Adjust.
24755 (referenced_var_check_and_insert): Likewise.
24756 (remove_referenced_var): Likewise.
24757 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24758 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24759 (verify_call_clobbering): Likewise.
24760 (verify_memory_partitions): Likewise.
24761 (init_tree_ssa): Allocate bitmap instead of hashtable for
24763 (delete_tree_ssa): Adjust.
24764 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24765 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24766 (compute_tag_properties): Likewise.
24767 (set_initial_properties): Likewise.
24768 (find_partition_for): Likewise.
24769 (update_reference_counts): Likewise.
24770 (dump_may_aliases_for): Likewise.
24771 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24772 (add_call_clobber_ops): Likewise.
24773 (add_call_read_ops): Likewise.
24774 (get_asm_expr_operands): Likewise.
24775 * tree-into-ssa.c (dump_decl_set): Likewise.
24776 (update_ssa): Likewise.
24777 * tree-sra.c (scan_function): Likewise.
24778 (decide_instantiations): Likewise.
24779 (scalarize_parms): Likewise.
24780 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24781 (dsa_named_for): Likewise.
24782 * tree-ssa-structalias.c (update_alias_info): Likewise.
24783 (merge_smts_into): Likewise.
24785 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24788 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24789 * c-opts.c (c_common_handle_option): Wall enables
24790 Wvolatile-register-var.
24791 * common.opt: Move Wvolatile-register-var to...
24794 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24796 * common.opt (Wlarger-than=): New.
24797 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24799 * opts.c (common_handle_option): Handle -Wlarger-than=.
24800 * optc-gen.awk: Likewise.
24801 * opth-gen.awk: Likewise.
24802 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24803 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24805 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24807 * c-common.c (match_case_to_enum_1): Add appropriate
24808 OPT_W* parameter to warning.
24809 (c_do_switch_warnings): Likewise.
24810 * c-typeck.c (warning_init): Add one more parameter following
24811 'warning' function.
24812 (push_init_level): Update call to warning_init.
24813 (pop_init_level): Likewise.
24814 (add_pending_init): Likewise.
24815 (output_init_element: Likewise.
24817 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24820 * toplev.c (toplev_main): If there are warnings or error, print
24821 errors for ignored options.
24822 * opts.c (ignored_options): New static variable.
24823 (postpone_unknown_option_error): New.
24824 (print_ignored_options): New.
24825 (handle_option): Postpone errors for unknown -Wno-* options.
24826 * opts.h (print_ignored_options): Declare.
24828 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24830 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24833 2008-02-25 Richard Guenther <rguenther@suse.de>
24836 2008-02-25 Richard Guenther <rguenther@suse.de>
24838 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24839 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24840 (lookup_decl_from_uid): Declare.
24841 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24842 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24843 (decl_for_uid_map): New global hashtable mapping DECL_UID
24845 (init_ttree): Allocate it.
24846 (insert_decl_to_uid_decl_map): New helper function.
24847 (make_node_stat): Insert new decls into the map.
24848 (copy_node_stat): Likewise.
24849 (lookup_decl_from_uid): New function.
24850 (print_decl_for_uid_map_statistics): New helper.
24851 (dump_tree_statistics): Call it.
24853 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24854 (referenced_var_iterator): Adjust.
24855 (FOR_EACH_REFERENCED_VAR): Adjust.
24856 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24857 (num_referenced_vars): Adjust.
24858 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24859 (first_referenced_var): Remove.
24860 (end_referenced_vars_p): Likewise.
24861 (next_referenced_var): Likewise.
24862 (referenced_var_iterator_set): New helper function.
24863 * tree-dfa.c (referenced_var_lookup): Adjust.
24864 (referenced_var_check_and_insert): Likewise.
24865 (remove_referenced_var): Likewise.
24866 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24867 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24868 (verify_call_clobbering): Likewise.
24869 (verify_memory_partitions): Likewise.
24870 (init_tree_ssa): Allocate bitmap instead of hashtable for
24872 (delete_tree_ssa): Adjust.
24873 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24874 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24875 (compute_tag_properties): Likewise.
24876 (set_initial_properties): Likewise.
24877 (find_partition_for): Likewise.
24878 (update_reference_counts): Likewise.
24879 (dump_may_aliases_for): Likewise.
24880 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24881 (add_call_clobber_ops): Likewise.
24882 (add_call_read_ops): Likewise.
24883 (get_asm_expr_operands): Likewise.
24884 * tree-into-ssa.c (dump_decl_set): Likewise.
24885 (update_ssa): Likewise.
24886 * tree-sra.c (scan_function): Likewise.
24887 (decide_instantiations): Likewise.
24888 (scalarize_parms): Likewise.
24889 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24890 (dsa_named_for): Likewise.
24891 * tree-ssa-structalias.c (update_alias_info): Likewise.
24892 (merge_smts_into): Likewise.
24894 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24897 * doc/invoke.texi (-fcx-limited-range): Document new option.
24898 * toplev.c (process_options): Handle -fcx-fortran-rules.
24899 * common.opt: Add documentation for -fcx-fortran-rules.
24901 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24904 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24905 actual behaviour and C99.
24907 2008-02-26 Ben Elliston <bje@au.ibm.com>
24909 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24910 (ASM_CPU_POWER6_SPEC): Likewise.
24911 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24912 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24913 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24915 2008-02-25 Richard Guenther <rguenther@suse.de>
24917 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24918 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24919 (lookup_decl_from_uid): Declare.
24920 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24921 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24922 (decl_for_uid_map): New global hashtable mapping DECL_UID
24924 (init_ttree): Allocate it.
24925 (insert_decl_to_uid_decl_map): New helper function.
24926 (make_node_stat): Insert new decls into the map.
24927 (copy_node_stat): Likewise.
24928 (lookup_decl_from_uid): New function.
24929 (print_decl_for_uid_map_statistics): New helper.
24930 (dump_tree_statistics): Call it.
24932 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24933 (referenced_var_iterator): Adjust.
24934 (FOR_EACH_REFERENCED_VAR): Adjust.
24935 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24936 (num_referenced_vars): Adjust.
24937 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24938 (first_referenced_var): Remove.
24939 (end_referenced_vars_p): Likewise.
24940 (next_referenced_var): Likewise.
24941 (referenced_var_iterator_set): New helper function.
24942 * tree-dfa.c (referenced_var_lookup): Adjust.
24943 (referenced_var_check_and_insert): Likewise.
24944 (remove_referenced_var): Likewise.
24945 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24946 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24947 (verify_call_clobbering): Likewise.
24948 (verify_memory_partitions): Likewise.
24949 (init_tree_ssa): Allocate bitmap instead of hashtable for
24951 (delete_tree_ssa): Adjust.
24952 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24953 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24954 (compute_tag_properties): Likewise.
24955 (set_initial_properties): Likewise.
24956 (find_partition_for): Likewise.
24957 (update_reference_counts): Likewise.
24958 (dump_may_aliases_for): Likewise.
24959 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24960 (add_call_clobber_ops): Likewise.
24961 (add_call_read_ops): Likewise.
24962 (get_asm_expr_operands): Likewise.
24963 * tree-into-ssa.c (dump_decl_set): Likewise.
24964 (update_ssa): Likewise.
24965 * tree-sra.c (scan_function): Likewise.
24966 (decide_instantiations): Likewise.
24967 (scalarize_parms): Likewise.
24968 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24969 (dsa_named_for): Likewise.
24970 * tree-ssa-structalias.c (update_alias_info): Likewise.
24971 (merge_smts_into): Likewise.
24973 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24976 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24977 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24978 * alias.h (nonoverlapping_memrefs_p): Likewise.
24980 2008-02-25 Jan Beulich <jbeulich@novell.com>
24982 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24983 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24984 __emultls_get_address, __emultls_register_common,
24985 __floatundi?f, and _Unwind_GetIPInfo.
24986 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24987 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24988 (gen_regparm_prefix): Likewise.
24989 (i386_nlm_encode_section_info): Sync with
24990 config/i386/winnt.c:i386_pe_encode_section_info().
24991 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24992 i386_nlm_mangle_decl_assembler_name): New.
24993 (netware_override_options): New.
24994 * config/i386/netware.h (netware_override_options): Declare.
24995 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24996 (i386_nlm_mangle_decl_assembler_name): Declare.
24997 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24999 2008-02-25 Ben Elliston <bje@au.ibm.com>
25002 * c-decl.c (grokdeclarator): Remove unused local variables
25003 `typedef_type' and `type_as_written'.
25005 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25006 unused local variable `has_hot_blocks'.
25007 (fix_crossing_conditional_branches): Remove unused local variable
25010 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25012 PR middle-end/19984
25013 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25014 using DEF_C99_BUILTIN.
25015 (BUILT_IN_NANF): Ditto.
25016 (BUILT_IN_NANL): Ditto.
25018 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25019 Revital Eres <eres@il.ibm.com>
25021 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25022 regarding the order of two dependent insns in the same row.
25024 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25026 * stor-layout.c (layout_decl): Do not bump the alignment of a
25027 bit-field to more than byte alignment if it is packed.
25029 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25031 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25034 2008-02-24 Diego Novillo <dnovillo@google.com>
25036 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25039 * tree-vrp.c (vrp_evaluate_conditional): With
25040 -Wtype-limits, emit a warning when comparing against a
25041 constant outside the natural range of OP0's type.
25042 * c.opt (Wtype-limits): Move ...
25043 * common.opt (Wtype-limits): ... here.
25045 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25047 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25048 * config/rs6000/e300c2c3.md: New file.
25049 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25051 (rs6000_override_options): Add e300c2 and e300c3 cases to
25052 processor_target_table. Do not allow usage of Altivec or Spe
25053 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25054 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25055 * config/rs6000/rs6000.h (processor_type): Add
25056 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25057 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25058 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25059 and ppce300c3. Include e300c2c3.md.
25061 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25063 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25064 instead of TARGET_STRICT_ALIGN.
25066 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25068 * explow.c (memory_address): Assert that the generated address is
25071 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25074 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25075 * config/darwin-ppc-ldouble-patch.def: New file.
25076 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25077 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25078 SUBTARGET_INIT_BUILTINS if defined.
25079 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25082 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25085 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25086 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25088 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25091 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25092 file" warning condtional on -Winvalid-PCH.
25094 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25096 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25098 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25102 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25103 prevent reload from using MMX registers.
25104 (*mov<mode>_internal): Ditto.
25105 (*movv2sf_internal_rex64): Ditto.
25106 (*movv2sf_internal): Ditto.
25108 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25110 PR documentation/31569
25111 * doc/install.texi2html: Use makeinfo --no-number-sections.
25113 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25115 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25116 ensure that we can address an entire entity > 8 bytes. Don't
25117 generate reg+reg addressing for such data.
25119 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25121 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25122 strings when optimizing for size, unless the target cares about
25125 2008-02-22 Tom Tromey <tromey@redhat.com>
25127 * regclass.c (current_pass): Remove declaration.
25129 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25131 * config/avr/libgcc.S (__RAMPZ__): Define.
25132 (__do_copy_data): Add for devices with 128KB code memory.
25134 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25136 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25138 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25140 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25142 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25145 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25148 * c-typeck.c (build_binary_op): Warn about floating point
25149 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25151 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25154 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25155 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25157 (rs6000_override_options): Set altivec_abi as default, not override,
25158 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25159 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25160 is used; use new member spe_abi.
25161 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25162 spe_abi and altivec_abi.
25164 2008-02-22 Tomas Bily <tbily@suse.cz>
25166 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25168 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25171 * config.build (build_file_translate): Set to `CMD //c' only if
25173 * Makefile.in (build_file_translate): Improve comment.
25175 2008-02-21 Jan Hubicka <jh@suse.cz>
25177 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25178 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25179 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25181 2008-02-21 Michael Matz <matz@suse.de>
25184 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25186 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25188 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25189 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25190 as insn constraint.
25191 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25192 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25193 SSE_VEC_FLOAT_MODE_P as insn constraint.
25194 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25195 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25196 sse4a_movntdf using MODEF mode iterator.
25197 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25198 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25199 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25200 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25201 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25202 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25203 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25205 2008-02-21 Richard Guenther <rguenther@suse.de>
25207 * tree.def (PAREN_EXPR): New tree code.
25208 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25210 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25211 * expr.c (expand_expr_real_1): Likewise.
25212 * tree-inline.c (estimate_num_insns_1): Likewise.
25213 * tree-complex.c (expand_complex_move): Likewise.
25214 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25217 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25220 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25222 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25225 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25227 * config/sh/sh.c (find_barrier): Don't go past
25228 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25230 2008-02-20 DJ Delorie <dj@redhat.com>
25232 * config/h8300/h8300.md (insv): Force source operand to be a register.
25234 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25235 as a jump, not as a plain insn.
25237 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25239 * doc/invoke.texi (Warning Options): Add new option
25240 -Wframe-larger-than=.
25241 (-Wframe-larger-than): Document.
25243 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25244 Add declarations for new option variables.
25246 * final.c (final_start_function): Check the frame size
25247 before emission and issue a Wframe-larger-than warning.
25249 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25250 Add definitions for new option variables.
25251 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25253 * common.opt (Wframe-larger-than=): New option.
25255 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25257 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25258 (<sse>_div<mode>3): Ditto.
25259 (<sse>_vmdiv<mode>3): Ditto.
25260 (<sse>_vmsqrt<mode>2): Ditto.
25261 (*smax<mode>3): Ditto.
25262 (sse5_frcz<mode>2): Ditto.
25263 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25264 as insn constraint.
25266 2008-02-20 Richard Guenther <rguenther@suse.de>
25268 PR middle-end/35265
25269 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25270 be happy with INTEGRAL_TYPE_P.
25272 2008-02-20 Richard Guenther <rguenther@suse.de>
25274 * fold-const.c (split_tree): Associate floatig-point expressions
25275 if flag_associative_math is set.
25277 2008-02-20 Richard Guenther <rguenther@suse.de>
25279 * tree.h (fold_real_zero_addition_p): Declare.
25280 * fold-const.c (fold_real_zero_addition_p): Export.
25281 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25282 floating-point operations with zero and one.
25284 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25286 * doc/install.texi: Correct references to CFLAGS, replacing them
25287 with BOOT_CFLAGS. Document flags used during bootstrap for
25290 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25292 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25293 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25294 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25296 (smin<mode>3): Ditto from similar patterns.
25297 (smax<mode>3): Ditto.
25298 (*ieee_smin<mode>3): Ditto.
25299 (*ieee_smax<mode>3): Ditto.
25300 * config/i386/sse.md (sse): New mode attribute.
25301 (mov<mode>): Macroize expander from movv4sf and movv2df using
25302 SSEMODEF2P mode iterator.
25303 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25304 SSE_VEC_FLOAT_MODE_P as insn constraint.
25305 (storent<mode>): Ditto.
25306 (storent<mode>): Macroize expander from storentsf and storentdf using
25307 MODEF mode iterator.
25308 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25309 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25310 (abs<mode>2): Ditto from similar patterns.
25311 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25312 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25313 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25314 (<sse>_vmsqrt<mode>2): Ditto.
25315 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25316 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25317 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25318 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25319 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25320 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25321 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25323 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25324 iterator and SSE_FLOAT_MODE_P as insn constraint.
25325 (<sse>_ucomi): Ditto from similar patterns.
25326 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25327 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25328 SSE_VEC_FLOAT_MODE_P as insn constraint.
25329 (vcond<mode>): Ditto from similar patterns.
25330 (and<mode>3, *and<mode>3): Ditto.
25331 (<sse>_nand<mode>3): Ditto.
25332 (ior<mode>3, *ior<mode>3): Ditto.
25333 (xor<mode>3, *xor<mode>3): Ditto.
25334 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25335 iterator and SSE_FLOAT_MODE_P as insn constraint.
25336 (*nand<mode>3): Ditto from similar patterns.
25337 (*ior<mode>3): Ditto.
25338 (*xor<mode>3): Ditto.
25340 2008-02-20 Ira Rosen <irar@il.ibm.com>
25342 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25343 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25344 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25346 2008-02-19 Jan Hubicka <jh@suse.cz>
25348 * predict.c (tree_bb_level_predictions): Remove variable next
25349 mistakely introduced by previous commit.
25351 2008-02-19 Jan Hubicka <jh@suse.cz>
25353 * predict.c (predict_paths_leading_to): Rewrite.
25354 (predict_paths_for_bb): New.
25355 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25357 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25360 * Makefile.in (build_file_translate): New.
25361 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25362 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25363 * configure.ac (build_file_translate): Substitute it.
25364 * configure: Regenerate.
25366 2008-02-19 Jan Hubicka <jh@suse.cz>
25368 PR rtl-optimization/34408
25369 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25372 2008-02-19 Jan Hubicka <jh@suse.cz>
25374 PR middle-end/28779
25375 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25378 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25381 * config/i386/i386-modes.def: Revert the last DI alignment
25382 change until Ada people can look into it.
25384 2008-02-19 Nick Clifton <nickc@redhat.com>
25386 * opts.c (print_specific_help): Fix typo in --help text.
25388 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25391 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25392 32-bit inline asm without asm alternatives for host GCC < 3.0.
25394 2008-02-19 Richard Guenther <rguenther@suse.de>
25396 PR tree-optimization/34989
25397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25398 Allow propagation to INDIRECT_REF if we can simplify only.
25400 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25402 * c-common.c (warn_for_collisions_1): Use appropriate option when
25405 2008-02-19 Nick Clifton <nickc@redhat.com>
25408 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25409 (handle_options): Fix indentation.
25410 (print_filtered_help): If no language-specific options were
25411 displayed tell the user how to list all the options supported by
25412 the language's front-end.
25413 (print_specific_help): Fix indentation and remove duplicate line.
25414 (common_handle_option): Handle the -v option.
25415 For --help enable the display of undocumented options if the -v
25416 switch has been included on the command line.
25417 For --help= check for overlaps in the arguments between the option
25418 classes and the language names and issue a warning when they
25419 cannot be disambiguated.
25420 * c.opt (v): Pass on to the common option handler.
25422 2008-02-19 Revital Eres <eres@il.ibm.com>
25424 * modulo-sched.c (sms_schedule): Change dump message when
25425 create_ddg function fails.
25426 (try_scheduling_node_in_cycle): Rename row to cycle.
25427 (print_partial_schedule): Rename CYCLE to ROW.
25429 2008-02-19 Christian Bruel <christian.bruel@st.com>
25430 Zdenek Dvorak <ook@ucw.cz>
25432 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25434 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25437 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25438 (*x86_movdicc_0_m1_se): Ditto.
25440 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25442 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25443 (CMPtype): Define as __gcc_CMPtype.
25444 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25445 (CMPtype): Define as __gcc_CMPtype.
25447 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25449 Support valgrind 3.3 for --enable-checking=valgrind.
25450 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25452 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25453 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25454 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25455 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25456 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25457 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25458 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25460 * ggc-zone.c: Similar.
25461 * ggc-page.c: Similar.
25463 2008-02-19 Paul Brook <paul@codesourcery.com>
25466 * config/arm/ieee754-df.S: Fix do_it typo.
25467 * config/arm/ieee754-sf.S: Fix do_it typo.
25469 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25472 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25473 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25474 (OPTION_MASK_ISA_SSE_SET): Likewise.
25475 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25476 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25477 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25478 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25479 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25480 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25481 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25482 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25483 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25484 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25485 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25486 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25487 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25488 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25489 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25490 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25491 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25492 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25493 (OPTION_MASK_ISA_SSE4): Removed.
25494 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25495 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25496 (override_options): Don't turn on implied SSE/MMX bits in
25499 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25501 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25504 2008-02-18 Joey Ye <joey.ye@intel.com>
25506 PR middle-end/34921
25507 * tree-nested.c (insert_field_into_struct): Set type alignment
25508 to field alignment if the former is less than the latter.
25510 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25512 * BASE-VER: Set to 4.4.0.
25514 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25516 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25517 * doc/cfg.texi: Likewise.
25518 * doc/extend.texi: Likewise.
25519 * doc/gty.texi: Likewise.
25520 * doc/invoke.texi: Likewise.
25521 * doc/loop.texi: Likewise.
25522 * doc/md.texi: Likewise.
25523 * doc/passes.texi: Likewise.
25524 * doc/rtl.texi: Likewise.
25525 * doc/sourcebuild.texi: Likewise.
25526 * doc/tm.texi: Likewise.
25527 * doc/tree-ssa.texi: Likewise.
25529 2008-02-17 Richard Guenther <rguenther@suse.de>
25531 PR middle-end/35227
25532 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25533 without default definition.
25535 2008-02-17 Richard Guenther <rguenther@suse.de>
25537 PR tree-optimization/35231
25538 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25541 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25544 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25545 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25546 libgcc_cmp_return mode.
25548 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25551 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25553 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25555 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25558 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25560 * doc/c-tree.texi: Use `@.' where appropriate.
25561 * doc/extend.texi: Likewise.
25562 * doc/install.texi: Likewise.
25563 * doc/invoke.texi: Likewise.
25564 * doc/loop.texi: Likewise.
25565 * doc/makefile.texi: Likewise.
25566 * doc/md.texi: Likewise.
25567 * doc/passes.texi: Likewise.
25568 * doc/standards.texi: Likewise.
25569 * doc/tm.texi: Likewise.
25571 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25573 PR middle-end/35196
25574 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25576 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25577 rather than in entry_bb.
25579 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25581 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25582 libgcc_cmp_return mode.
25584 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25586 PR middle-end/35130
25587 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25588 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25590 2008-02-15 Richard Guenther <rguenther@suse.de>
25591 Zdenek Dvorak <ook@ucw.cz>
25593 PR tree-optimization/35164
25594 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25595 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25596 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25597 Only propagate addresses which do not have abnormal SSA_NAMEs
25600 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25603 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25605 2008-02-15 Jan Hubicka <jh@suse.cz>
25607 PR middle-end/35149
25608 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25610 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25612 PR middle-end/34621
25613 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25614 when calculating alignment_pad.
25616 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25618 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25619 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25620 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25621 and STACK_BOUNDARY define.
25623 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25625 PR preprocessor/35061
25626 * c-pragma.c (handle_pragma_pop_macro): Check that
25627 pushed_macro_table has been allocated.
25629 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25631 PR middle-end/35136
25632 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25633 (force_gimple_operand): Likewise.
25634 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25635 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25636 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25637 (find_interesting_uses_address): Check addressability and alignment
25638 of the base expression only after substituting bases of IVs into it.
25640 2008-02-14 Michael Matz <matz@suse.de>
25643 * function.c (instantiate_virtual_regs_in_insn): Reload address
25644 before falling back to reloading the whole operand.
25646 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25648 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25649 before the first section switch note.
25651 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25653 * doc/bugreport.texi: Update copyright years.
25654 * doc/c-tree.texi: Likewise.
25655 * doc/cfg.texi: Likewise.
25656 * doc/cpp.texi: Likewise.
25657 * doc/cppinternals.texi: Likewise.
25658 * doc/fragments.texi: Likewise.
25659 * doc/frontends.texi: Likewise.
25660 * doc/gcc.texi: Likewise.
25661 * doc/gty.texi: Likewise.
25662 * doc/hostconfig.texi: Likewise.
25663 * doc/implement-c.texi: Likewise.
25664 * doc/libgcc.texi: Likewise.
25665 * doc/loop.texi: Likewise.
25666 * doc/makefile.texi: Likewise.
25667 * doc/options.texi: Likewise.
25668 * doc/passes.texi: Likewise.
25669 * doc/rtl.texi: Likewise.
25670 * doc/sourcebuild.texi: Likewise.
25671 * doc/standards.texi: Likewise.
25672 * doc/tree-ssa.texi: Likewise.
25673 * doc/trouble.texi: Likewise.
25675 * doc/extend.texi: Use @: or add comma where appropriate.
25676 * doc/invoke.texi: Likewise.
25677 * doc/tm.texi: Likewise.
25679 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25682 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25685 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25687 * doc/md.texi (clz, ctz): Add reference.
25688 * doc/rtl.texi (clz, ctz): Likewise.
25690 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25693 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25696 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25698 * config/s390/s390.c (struct constant_pool): New field
25699 emit_pool_after added.
25700 (s390_mainpool_start): Set the emit_pool_after flag according
25701 to the section switch notes.
25702 (s390_mainpool_finish): Consider emit_pool_after when emitting
25703 the literal pool at the end of the function.
25704 (s390_chunkify_start): Force literal pool splits at section
25707 2008-02-13 Michael Matz <matz@suse.de>
25710 * var-tracking.c (clobber_variable_part): Correctly traverse the
25713 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25716 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25717 Add -fdump-ipa-inline.
25718 * tree-dump.c (dump_files): Remove tree-inlined dump.
25719 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25721 2008-02-12 Richard Guenther <rguenther@suse.de>
25723 PR tree-optimization/35171
25724 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25727 2008-02-12 Richard Guenther <rguenther@suse.de>
25729 PR middle-end/35163
25730 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25731 value-preserving mode. Disallow final truncation.
25733 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25735 PR middle-end/35136
25736 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25737 code from here to...
25738 (force_gimple_operand): ...here.
25740 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25743 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25744 non-compatible pointers.
25745 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25746 different FIELD_DECLs, try harder by comparing field offsets, sizes
25749 PR inline-asm/35160
25750 * function.c (match_asm_constraints_1): Don't replace the same input
25753 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25755 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25756 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25757 (expand_epilogue): Restore RAMPZ register.
25758 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25760 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25762 * config/i386/cygwin.asm: (__alloca): Correct calling
25763 convention and alignment.
25764 (__chkstk): Force 8 byte stack alignment.
25766 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25767 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/33992
25770 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25771 the zero we compare against.
25773 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25775 PR libfortran/35063
25776 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25777 to CloseHandle after unlocking to prevent accumulation of handle
25780 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25782 PR middle_end/34150
25783 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25784 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25785 and update LABEL_NUSES during and after reload.
25787 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25789 PR middle-end/34627
25790 * combine.c (simplify_if_then_else): Make sure the comparison is
25791 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25793 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25796 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25797 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25798 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25799 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25800 * tree.h (get_type_static_bounds): Likewise.
25802 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25804 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25805 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25806 Make -Wfoo language annotations match what the compiler outputs.
25808 2008-02-08 Sa Liu <saliu@de.ibm.com>
25810 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25811 intrinsics spu_convts, spu_convtu, spu_convtf.
25813 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25815 * doc/extend.texi (Function Attributes) <noinline>: Mention
25816 asm ("") as method to keep calls.
25818 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25821 * doc/options.texi (Options): Replace references to opts.sh with
25823 * opts-common.c: Likewise.
25824 * optc-gen.awk: Likewise.
25826 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25828 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25830 2008-02-07 Richard Henderson <rth@redhat.com>
25833 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25834 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25837 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25839 PR tree-optimization/35085
25840 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25841 for operand entry oe2 in addition to operand entry oe3 in order to
25842 expose more opportunities for vectorizer sum reduction.
25844 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25847 * Makefile.in (LIBS): Remove $(GMPLIBS).
25848 (cc1-dummy, cc1): Add $(GMPLIBS).
25850 2008-02-06 Jan Hubicka <jh@suse.cz>
25853 * i386.md (moddf_integer): Do not produce partial memory stalls for
25854 targets where it hurts.
25856 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25859 * optabs.c (expand_float): Do not check for decimal modes when
25860 expanding unsigned integer through signed conversion.
25862 2008-02-06 Nick Clifton <nickc@redhat.com>
25864 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25865 inside the clobber with a match_operand and duplicated operand
25866 number in the constraint.
25867 (ineqbranchsi): Delete redundant comment.
25869 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25871 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25872 builtin_define ("__USE_INIT_FINI__").
25873 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25875 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25877 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25879 PR documentation/30330
25880 * doc/invoke.texi (C++ Dialect Options)
25881 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25882 For each warning option -Wfoo that allows -Wno-foo, ensure both
25883 -Wfoo and -Wno-foo are listed in the option index. Fix index
25884 entry of -Wswitch-default, index -Wnormalized= including the
25885 `=', and -Wlarger-than-@var{len} including @var{len}.
25887 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25889 * config/i386/i386.md (floatunssisf2): Use
25890 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25891 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25892 Macroize expander using MODEF mode iterator.
25894 2008-02-05 Diego Novillo <dnovillo@google.com>
25896 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25899 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25901 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25904 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25906 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25909 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25910 to indicate if a message should be generated.
25911 (init_cumulative_args): Updated.
25912 (function_value_32): Likewise.
25914 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25916 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25918 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25921 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25922 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25924 2008-02-04 Diego Novillo <dnovillo@google.com>
25926 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25929 * tree-vrp.c (vrp_evaluate_conditional): With
25930 -Wtype-limits, emit a warning when comparing against a
25931 constant outside the natural range of OP0's type.
25933 2008-02-04 Richard Guenther <rguenther@suse.de>
25935 PR middle-end/33631
25936 * expr.c (count_type_elements): Give for unions instead of
25939 2008-02-04 Richard Guenther <rguenther@suse.de>
25941 PR middle-end/35043
25942 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25943 to TYPE_DOMAINs base type instead of using bitsizetype here.
25945 2008-02-03 Jason Merrill <jason@redhat.com>
25947 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25949 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25952 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25953 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25954 (RS/6000 and PowerPC Options): Fix typos and markup.
25955 * doc/passes.texi (Tree-SSA passes): Likewise.
25957 2008-02-02 Michael Matz <matz@suse.de>
25960 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25961 from record_last_reg_set_info.
25962 (record_last_reg_set_info): Take an RTX argument, iterate over all
25963 constituent hardregs.
25964 (record_last_set_info, record_opr_changes): Change calls to
25965 new signature or to record_last_reg_set_info_regno.
25967 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25969 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25971 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25973 PR rtl-optimization/34773
25974 * reg-notes.def (EQUAL): Mention significance of combination of
25975 REG_EQUAL and REG_RETVAL.
25976 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25977 insn that has a REG_RETVAL.
25979 2008-02-01 Roger Sayle <roger@eyesopen.com>
25982 * configure.ac (--enable-fixed-point): Disable unless explicitly
25984 * configure: Regenerate.
25986 2008-02-01 Richard Guenther <rguenther@suse.de>
25989 * invoke.texi (-finline-limit): Remove no longer true parts
25990 of the documentation. Note that there is no default value.
25992 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25993 Mark Mitchell <mark@codesourcery.com>
25994 Ben Elliston <bje@au.ibm.com>
25997 * doc/extend.texi (Other Builtins): Document.
25999 2008-01-31 Tom Browder <tom.browder@gmail.com>
26001 * doc/c-tree.texi (Types): Fix grammar.
26002 (Expression trees): Ditto.
26003 * doc/passes.texi (Tree-SSA passes): Ditto.
26005 * doc/configterms.texi (Configure Terms): Fix typo.
26006 * doc/cpp.texi (Common Predefined Macros): Ditto.
26007 * doc/md.texi (Machine Constraints): Ditto.
26009 * doc/makefile.texi (Makefile): Add comma.
26011 2008-01-31 Tom Browder <tom.browder@gmail.com>
26012 Gerald Pfeifer <gerald@pfeifer.com>
26014 * doc/sourcebuild.texi (Front End): Remove references to CVS
26015 and CVSROOT/modules.
26016 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26017 (Back End): Remove reference to CVS.
26019 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26022 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26024 (mips16_gp_pseudo_reg): ...here.
26025 * config/mips/mips.md (load_const_gp): Replace with...
26026 (load_const_gp_<mode>): ...this :P-based insn.
26028 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26030 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26031 options. Minor fixes.
26032 (-std): Move reference to standards closer to where language
26033 standards are first mentioned.
26035 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26037 PR rtl-optimization/34995
26038 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26039 parameter and return a bool. If the rtx parameter is nonnull,
26040 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26041 (find_reloads): Update call accordingly. Pass the new operand
26042 if it needed no address reloads, otherwise pass null.
26044 2008-01-30 Richard Henderson <rth@redhat.com>
26047 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26048 for unbounded arrays.
26050 2008-01-30 Silvius Rus <rus@google.com>
26052 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26054 2008-01-30 Jan Hubicka <jh@suse.cz>
26057 * i386.c (init_cumulative_args): Use real function declaration when
26060 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26062 PR rtl-optimization/34998
26063 * global.c (build_insn_chain): Treat non-subreg_lowpart
26064 SUBREGs of pseudos as clobbering all the words covered by the
26065 SUBREG, not just all the bytes.
26066 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26067 original df_ref rather than an extract parameter.
26068 (global_conflicts): Update call accordingly.
26070 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26072 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26073 the overflow check to make it easier to read.
26074 (__fixtfdi): Change the type of the ll member in union
26075 long_double to UDItype_x.
26077 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26079 PR middle-end/34969
26080 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26081 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26082 * tree-inline.c (fold_marked_statements): Call
26083 cgraph_update_edges_for_call_stmt if folding a call statement.
26084 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26085 debug_generic_stmt calls, reset it back afterwards.
26088 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26090 * c-typeck.c (build_external_ref): Don't pedwarn about
26091 static vars in current function's scope.
26093 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26095 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26097 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26100 * ipa-struct-reorg.c: Fix spelling.
26101 * params.def: Ditto.
26103 2008-01-29 Richard Guenther <rguenther@suse.de>
26105 PR middle-end/35006
26106 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26108 * tree-inline.c (remap_type): Increment remapping_type_depth
26109 around remapping types.
26110 (copy_body_r): Only add referenced variables if they are referenced
26111 from code, not types.
26113 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26124 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26125 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26127 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26130 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26131 pointer for tiny stack.
26133 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26135 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26137 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26139 * config/vx-common.h: Fix typo in comment.
26141 2008-01-28 Ian Lance Taylor <iant@google.com>
26145 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26146 coalesce pointers if they have different DECL_NO_TBAA_P values.
26147 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26148 between variables with different DECL_NO_TBAA_P values.
26150 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26153 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26154 are not legitimate small data references on SPE targets.
26156 2008-01-28 David Daney <ddaney@avtrex.com>
26158 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26160 2008-01-28 David Daney <ddaney@avtrex.com>
26162 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26164 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26166 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26167 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26168 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26169 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26170 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26171 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26172 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26173 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26175 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26177 * basic-block.h (condjump_equiv_p): Fix comment.
26179 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26181 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26182 print_generic_stmt_indented): Fix comment.
26184 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26186 * configure.ac (__stack_chk_fail): Add detecion for availability
26187 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26188 * configure: Regenerate.
26190 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26192 PR middle-end/34688
26193 * final.c (output_addr_const): Handle TRUNCATE.
26195 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26198 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26199 (zero_cost, infinite_cost): New constants.
26200 (struct cost_pair): Change type of cost to comp_cost.
26201 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26202 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26204 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26205 split_address_cost, ptr_difference_cost, difference_cost,
26206 get_computation_cost_at, get_computation_cost,
26207 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26208 determine_use_iv_cost_condition, determine_use_iv_costs,
26209 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26210 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26211 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26212 Change type of cost to comp_cost.
26213 (determine_iv_cost): Increase cost of non-original ivs, instead
26214 of decreasing the cost of original ones.
26215 (get_address_cost): Indicate the complexity of the addressing mode
26217 (try_add_cand_for): Prefer using ivs not specific to some object.
26218 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26220 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26221 Janis Johnson <janis187@us.ibm.com>
26224 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26225 (TARGET_INSTANTIATE_DECLS): Likewise.
26226 * target.h (expand_to_rtl_hook): New target hook.
26227 (instantiate_decls): Likewise.
26228 * function.c (instantiate_decl): Make non-static. Rename to...
26229 (instantiate_decl_rtl): ... this.
26230 (instantiate_expr): Use instantiate_decl_rtl.
26231 (instantiate_decls_1): Likewise.
26232 (instantiate_decls): Likewise.
26233 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26234 * function.h (instantiate_decl_rtl): Add prototype.
26235 * cfgexpand.c (target.h): New include.
26236 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26237 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26238 (TARGET_INSTANTIATE_DECLS): Likewise.
26239 (TARGET_INITIALIZER): New target hooks added.
26240 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26242 * config/rs6000/rs6000.c (tree-flow.h): New include.
26243 (machine_function): Add sdmode_stack_slot field.
26244 (rs6000_alloc_sdmode_stack_slot): New function.
26245 (rs6000_instantiate_decls): Likewise.
26246 (rs6000_secondary_memory_needed_rtx): Likewise.
26247 (rs6000_check_sdmode): Likewise.
26248 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26249 (TARGET_INSTANTIATE_DECLS): Likewise.
26250 (rs6000_hard_regno_mode_ok): Allow SDmode.
26251 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26252 (rs6000_emit_move): Handle SDmode.
26253 (function_arg_advance): Likewise.
26254 (function_arg): Likewise.
26255 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26256 SDmode var args for 32-bit compiles.
26257 (rs6000_secondary_reload_class): Handle SDmode.
26258 (rs6000_output_function_epilogue): Likewise.
26259 (rs6000_function_value): Simplify if statement.
26260 (rs6000_libcall_value): Likewise.
26261 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26262 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26263 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26264 (movsd_hardfloat): New define_insn.
26265 (movsd_softfloat): Likewise.
26266 (movsd_store): Likewise.
26267 (movsd_load): Likewise.
26268 (extendsddd2): Likewise.
26269 (extendsdtd2): Likewise.
26270 (truncddsd2): Likewise.
26271 (movdd_hardfloat64): Fixup comment.
26272 (UNSPEC_MOVSD_LOAD): New constant.
26273 (UNSPEC_MOVSD_STORE): Likewise.
26275 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26278 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26280 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26281 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26282 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26283 and TRUTH_XOR_EXPR.
26285 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26288 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26289 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26290 __LONGDOUBLE128 too.
26291 * config/rs6000/aix61.h: New file.
26293 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26295 PR rtl-optimization/34959
26296 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26297 popcount and parity rtxes the same mode as their operand.
26298 Truncate or extend the result to the return value's mode
26301 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26304 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26305 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26306 to GOT_VERSION_REGNUM.
26307 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26308 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26309 * config/mips/mips.c (mips_emit_call_insn): New function.
26310 (mips_call_tls_get_addr): Call mips_expand_call directly.
26311 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26313 (mips16_build_call_stub): Likewise. Return the call insn or null.
26314 (mips_expand_call): Update the call to mips16_build_call_stub
26315 accordingly and a remove redundant condition. Assert that MIPS16
26316 stubs do not use lazy binding. Use mips_emit_call_insn and return
26318 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26320 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26321 (mips_avoid_hazard): Remove hazard_set handling.
26322 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26323 (UNSPEC_RESTORE_GP): ...this.
26324 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26325 (FAKE_CALL_REGNO): Rename to...
26326 (GOT_VERSION_REGNUM): ...this.
26327 (type): Add "ghost" value. Add an associated insn reservation.
26328 (hazard_set): Remove.
26329 (exception_receiver): Rename to...
26330 (restore_gp): ...this and update the unspec identifier accordingly.
26331 (exception_receiver, nonlocal_got_receiver): New expanders.
26332 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26333 FAKE_CALL_REGNO. Remove hazard_set attribute.
26334 (set_got_version, update_got_version): New patterns.
26336 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26339 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26341 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26344 * doc/install.texi2html: Generate gcc-vers.texi.
26346 2008-01-25 DJ Delorie <dj@redhat.com>
26348 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26350 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26352 * config/c4x: Remove directory.
26353 * config.gcc (crx-*, mt-*): Mark obsolete.
26354 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26355 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26356 sh-*-rtemscoff*): Remove cases.
26357 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26358 * real.c (encode_c4x_single, decode_c4x_single,
26359 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26360 c4x_extended_format): Remove.
26361 * real.h (c4x_single_format, c4x_extended_format): Remove.
26362 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26364 (Pragmas): Remove comment about c4x pragmas.
26365 * doc/install.texi (c4x): Remove target-specific instructions.
26366 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26367 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26368 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26369 refer to C4x source files as examples.
26370 (C4X_FLOAT_FORMAT): Remove documentation.
26372 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26374 * config/bfin/bfin.c (override_options): Reorder tests so that
26375 flag_pic gets enabled for -msep-data.
26377 2008-01-25 Richard Guenther <rguenther@suse.de>
26379 PR middle-end/32244
26380 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26381 to its bitfield precision if required.
26383 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26385 PR middle-end/33880
26386 * tree-nested.c (walk_omp_for): New function.
26387 (convert_nonlocal_reference, convert_local_reference): Call
26388 walk_omp_for on OMP_FOR.
26389 (convert_call_expr): Call walk_body on OMP_FOR's
26390 OMP_FOR_PRE_INIT_BODY.
26392 2008-01-25 Richard Guenther <rguenther@suse.de>
26394 PR tree-optimization/34966
26395 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26396 default defs and PHI_NODEs we have to insert after the
26397 defining statement.
26399 2008-01-24 Nick Clifton <nickc@redhat.com>
26401 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26402 Provide a default definition.
26403 (LIBGCC2_UNITS_PER_WORD): Likewise.
26405 * config/stormy16/stormy16.c: Include df.h for the prototype
26406 for df_regs_ever_live_p.
26407 (xstormy16_expand_builtin_va_start): Convert the stack offset
26408 into a component_ref and then use POINTER_PLUS_EXPR to add it
26409 to the incoming_virtual_args_rtx.
26410 (xstormy16_gimplify_va_arg_expr): Rename to
26411 xstormy16_gimplify_va_arg_expr.
26412 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26413 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26414 xstormy16_gimplify_va_arg_expr.
26415 Fix up some formatting issues.
26417 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26418 Move to predicates.md.
26419 (xs_hi_general_operand): Likewise.
26420 (xs_hi_nonmemory_operand): Likewise.
26421 * config/stormy16/predicates.md:
26422 (xstormy16_carry_plus_operand): New predicate.
26423 (xs_hi_general_operand): New predicate.
26424 (xs_hi_nonmemory_operand): New predicate.
26425 * config/stormy16/stormy16-protos.h:
26426 (xstormy16_carry_plus_operand): Delete prototype.
26427 (xs_hi_general_operand): Likewise.
26428 (xs_hi_nonmemory_operand): Likewise.
26430 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26431 modifiers as they are no longer needed and they can trigger
26432 reload spill failures.
26434 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26435 with a match_operand in order to help reload.
26437 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26438 constraint with 'e' for the 8th alternative as this version of
26439 the mov.w instruction only accepts the lower 8 registers.
26441 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26444 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26445 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26448 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26450 PR middle-end/33333
26451 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26453 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26455 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26457 (remove_structure): Update allocations list before removing structure.
26459 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26461 * ipa-struct-reorg.c (is_safe_cond_expr,
26462 create_new_stmts_for_cond_expr): Use integer_zerop function,
26463 that recognize not only zero-pointer, but zero-integer too.
26465 2008-01-25 Ben Elliston <bje@au.ibm.com>
26468 * fixproto: Escape "." in sed expression that strips leading "./".
26470 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26473 * gcc.c (SWITCH_OK): Removed.
26474 (SWITCH_LIVE): Changed to bit.
26475 (SWITCH_FALSE): Likewise.
26476 (SWITCH_IGNORE): Likewise.
26477 (switchstr): Change live_cond to unsigned int.
26478 (process_command): Replace SWITCH_OK with 0.
26479 (do_self_spec): Likewise.
26480 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26481 (give_switch): Likewise.
26482 (used_arg): Likewise.
26483 (do_spec_1): Set the SWITCH_IGNORE bit.
26484 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26485 bits. Set the SWITCH_LIVE bit.
26487 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26489 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26491 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26493 PR tree-optimization/34472
26494 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26495 parameter to a "bool *" and set *DATA to false if there is
26496 an unsafe access. Do not delete the structure here.
26497 (check_cond_exprs): Delete it here instead.
26498 (check_cond_exprs, exclude_cold_structs): Do not increase
26499 I when removing a structure.
26501 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26504 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26505 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26507 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26509 PR middle-end/34934
26510 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26511 a fixed vector for stack.
26513 2008-01-24 Ben Elliston <bje@au.ibm.com>
26516 * doc/gcc.texi (Software development): Add a direntry for g++.
26518 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26520 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26521 stale and straggling -fforce-addr comments above.
26523 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26525 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26526 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26528 2008-01-23 Michael Matz <matz@suse.de>
26531 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26534 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26536 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26537 malloc result type.
26539 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26541 * config/avr/avr.c (avr_current_arch): New variable.
26542 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26543 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26544 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26545 (avr_override_options): Init 'avr_current_arch'.
26546 (base_arch_s): Move from here...
26547 * config/avr/avr.h (base_arch_s): ... here. Add new members
26548 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26549 'mega' to 'have_jmp_call'.
26550 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26551 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26553 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26555 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26556 MULTILIB_MATCHES): Ditto.
26558 2008-01-23 Richard Guenther <rguenther@suse.de>
26560 PR middle-end/31529
26561 * cgraphunit.c (cgraph_reset_node): Always mark the node
26562 not reachable if it is not queued already.
26564 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26566 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26567 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26568 (cputype_selected): New static variable.
26569 (bfin_handle_option): Set it if -mcpu is used.
26570 (override_option): Select default set of workarounds if no cpu type
26571 selected on the command line.
26572 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26574 From Michael Frysinger <michael.frysinger@analog.com>
26575 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26576 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26578 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26579 for bf547, bf523, bf524, and bf526.
26580 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26582 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26583 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26584 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26585 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26586 * doc/invoke.texi (Blackfin Options): Document that
26587 -mcpu now accept bf547, bf523, bf524, and bf526.
26589 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26591 PR rtl-optimization/34628
26592 * combine.c (try_combine): Stop and undo after the first combination
26593 if an autoincrement side-effect on the first insn has effectively
26596 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26599 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26600 Offset addresses are not valid for Altivec or paired float modes.
26602 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26605 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26606 if DECL_INITIAL (decl) is error_mark_node.
26609 * c-common.c (handle_vector_size_attribute): Only allow
26610 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26611 the same way as pointer, array etc. types.
26612 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26615 * tree.c (build_type_attribute_qual_variant): Call
26616 build_qualified_type if attributes are equal, but quals are not.
26618 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26621 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26622 * flags.h (warn_strict_aliasing): Remove.
26623 (warn_strict_overflow): Remove.
26624 * opts.c (warn_strict_aliasing): Remove.
26625 (warn_strict_overflow): Remove.
26626 * c-opts.c (c_common_handle_option): -Wall only sets
26627 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26628 (c_common_post_options): Give default values to -Wstrict-aliasing
26629 and -Wstrict-overflow if they are uninitialized.
26630 * common.opt (Wstrict-aliasing): Specify Var and Init.
26631 (Wstrict-overflow): Likewise.
26633 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26635 PR rtl-optimization/26854
26636 PR rtl-optimization/34400
26637 PR rtl-optimization/34884
26638 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26640 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26641 (df_rd_bb_info.expanded_lr_out): Deleted
26642 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26643 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26644 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26645 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26646 Removed code to allocate, initialize or free expanded_lr_out.
26647 (df_rd_bb_local_compute_process_def): Restructured to make more
26649 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26650 sets if the sets are being trimmed.
26652 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26655 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26656 (as_vers): Likewise.
26657 * configure: Regenerated.
26659 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26661 PR middle-end/33092
26662 * tree-pass.h (pass_build_alias): New pass.
26663 * tree-ssa-alias.c (gate_build_alias): New.
26664 (pass_build_alias): New.
26665 * passes.c (init_optimization_passes): Add pass_build_alias after
26666 pass_create_structure_vars.
26668 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26670 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26671 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26672 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26673 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26674 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26675 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26676 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26677 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26678 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26679 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26680 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26681 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26682 * config/s390/s390.md (FP_ALL): New mode iterator.
26683 (_d): New mode attribute.
26684 ("*signbit<mode>2>"): Changed mode of first operand.
26685 ("isinf<mode>2"): Changed mode of first operand.
26686 ("*TDC_insn"): Adaptation for DFP modes.
26688 2008-01-22 Ben Elliston <bje@au.ibm.com>
26690 * tree.c (check_qualified_type): Improve function description.
26692 2008-01-21 Jason Merrill <jason@redhat.com>
26695 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26696 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26699 2008-01-21 DJ Delorie <dj@redhat.com>
26701 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26704 2008-01-21 Richard Guenther <rguenther@suse.de>
26706 PR middle-end/34856
26707 * tree-cfg.c (verify_expr): Allow all invariant expressions
26708 instead of just constant class ones as reference argument.
26709 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26710 like any other constant.
26711 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26713 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26715 * regmove.c (fixup_match_1): Update call crossed frequencies.
26717 2008-01-21 Richard Guenther <rguenther@suse.de>
26720 * tree-inline.c (setup_one_parameter): Deal with mismatched
26721 types using a VIEW_CONVERT_EXPR.
26723 2008-01-21 Alon Dayan <alond@il.ibm.com>
26724 Olga Golovanevsky <olga@il.ibm.com>
26726 PR tree-optimization/34701
26727 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26728 when the structure size is not a power of 2.
26730 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26732 * doc/install.texi: Add doc for --enable-checking=df.
26734 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26736 PR rtl-optimization/34808
26737 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26739 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26741 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26744 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26746 PR rtl-optimization/26854
26747 PR rtl-optimization/34400
26748 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26750 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26751 (df_rd_bb_info.expanded_lr_out): New.
26752 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26753 * loop_iv.c (iv_analysis_loop_init): Ditto.
26754 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26755 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26756 Added code to allocate, initialize or free expanded_lr_out.
26757 (df_rd_bb_local_compute_process_def): Restructured to make
26758 more understandable.
26759 (df_rd_confluence_n): Add code to do nothing with fake edges and
26760 code to no apply invalidate_by_call sets if the sets are being trimmed.
26761 (df_lr_local_finalize): Renamed to df_lr_finalize.
26762 (df_live_local_finalize): Renamed to df_live_finalize.
26764 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26767 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26768 deciding whether to use reciprocal instructions.
26770 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26772 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26773 dwarf2out_note_section_used if cold_text_section is NULL.
26775 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26777 PR gcov-profile/34610
26778 * tree-cfg.c (make_edges): Mark both outgoing edges from
26779 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26780 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26781 from OMP_FOR and OMP_CONTINUE outgoing edges.
26783 * tree-profile.c (tree_profiling): Return early if
26784 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26786 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26787 from cfun to child_cfun.
26788 * function.h (struct function): Add after_tree_profile bit.
26790 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26792 * config/avr/avr.S (_exit): Disable interrupt.
26794 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26795 Steven Bosscher <stevenb.gcc@gmail.com>
26797 PR rtl-optimization/26854
26798 PR rtl-optimization/34400
26799 * df-problems.c (df_live_scratch): New scratch bitmap.
26800 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26801 (df_live_reset): Clear the proper bitmaps.
26802 (df_live_bb_local_compute): Only process the artificial defs once
26803 since the order is not important.
26804 (df_live_init): Init the df_live sets only with the variables
26805 found live by df_lr.
26806 (df_live_transfer_function): Use the df_lr sets to prune the
26807 df_live sets as they are being computed.
26808 (df_live_free): Free df_live_scratch.
26810 2008-01-18 Ian Lance Taylor <iant@google.com>
26812 * common.opt: Add fmerge-debug-strings.
26813 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26814 flag_merge_debug_strings rather than flag_merge_constants.
26815 * doc/invoke.texi (Option Summary): Mention
26816 -fmerge-debug-strings.
26817 (Debugging Options): Document -fmerge-debug-strings.
26819 2008-01-18 Ian Lance Taylor <iant@google.com>
26822 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26823 (struct tree_function_decl): Add new field operator_new_flag.
26824 * tree-inline.c (expand_call_inline): When inlining a call to
26825 operator new, force the return value to go into a variable, and
26826 set DECL_NO_TBAA_P on that variable.
26827 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26829 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26832 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26833 DWARF2_DEBUGGING_INFO.
26834 (dwarf2out_note_section_used): Ditto. Add prototype.
26835 (have_multiple_function_sections, text_section_used,
26836 cold_text_section_used, *cold_text_sections): Move declarations
26839 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26841 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26842 field and add signal_ra.
26843 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26844 assignments to frame state pc. Move end of stack check after
26845 MD_FALLBACK_FRAME_STATE_FOR.
26846 (uw_update_context_1): Use frame state signal_regs if set, instead
26847 of checking signal_frame flag.
26848 (uw_update_context): Use frame state signal_ra if set.
26849 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26850 * config/xtensa/linux-unwind.h: New file.
26852 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26854 * modulo-sched.c (get_sched_window): Fix comment typo.
26856 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26858 PR tree-optimization/34648
26859 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26861 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26863 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26864 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26866 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26868 PR rtl-optimization/34400
26869 * df-core.c (df_worklist_dataflow_overeager,
26870 df_worklist_dataflow_doublequeue): New functions.
26871 (df_worklist_dataflow): Two different worklist solvers.
26872 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26875 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26878 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26879 and ftree-parallelize-loops.
26881 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26883 PR rtl-optimization/34826
26884 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26886 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26888 * global.c (find_reg): Mark the eh regs as used if necessary.
26889 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26890 * ra.h (struct allocno): no_eh_reg field added. Changed
26891 no_stack_reg type to bitfield.
26893 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26895 * tree.c (substitute_in_expr): Add missing 'break'.
26897 2008-01-17 Richard Guenther <rguenther@suse.de>
26899 PR tree-optimization/34825
26900 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26901 x / x as division to handle.
26903 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26905 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26906 "-pthread" is specified.
26907 * pa-hpux11.h (LIB_SPEC): Likewise.
26909 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26910 Peter Bergner <bergner@vnet.ibm.com>
26912 PR rtl-optimization/33796
26913 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26915 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26917 PR libgfortran/34699
26918 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26920 * pa-hpux10.h (LINK_SPEC): Likewise.
26921 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26923 2008-01-16 Richard Guenther <rguenther@suse.de>
26925 PR middle-end/32628
26926 * fold-const.c (fold_convert_const_int_from_int): Do not
26927 set overflow if that occured only because of a sign extension
26928 change when converting from/to a sizetype with the same
26929 precision and signedness.
26931 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26934 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26935 location address to the correct place. Update copyright year.
26937 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26939 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26940 no dependences in the dependence_relations vector.
26942 2008-01-16 Jan Hubicka <jh@suse.cz>
26944 PR rtl-optimization/31396
26945 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26946 * cfg.c (dump_reg_info): Print it.
26947 * regs.h (struct reg_info_t): add freq_calls_crossed.
26948 (REG_FREQ_CALLS_CROSSED): New macro.
26949 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26950 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26951 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26952 regmove_optimize): Update call crossed frequencies.
26953 * local-alloc.c (struct qty): Add freq_calls_crossed.
26954 (alloc_qty): Copute freq_calls_crossed.
26955 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26956 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26957 * ra.h (struct allocno): Add freq_calls_crossed.
26959 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26961 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26962 libgomp when compiling with ftree-parallelize-loops.
26963 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26965 2008-01-16 Richard Guenther <rguenther@suse.de>
26967 PR tree-optimization/34769
26968 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26969 * tree.c (int_cst_value): Instead make this function more
26970 permissive in what it accepts as valid input. Document this
26971 function always sign-extends the value.
26973 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26974 Richard Guenther <rguenther@suse.de>
26977 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26978 (gimple_fold_indirect_ref_rhs): ... this.
26979 (gimple_fold_indirect_ref): New function with foldings
26980 that preserve lvalueness.
26981 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26982 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26983 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26984 to fold an INDIRECT_REF, fall back to the old use of
26985 fold_indirect_ref_1.
26987 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26989 * tree-data-ref.c (subscript_dependence_tester_1): Call
26990 free_conflict_function.
26991 (compute_self_dependence): Same.
26993 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26996 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26997 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26999 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27000 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27001 for DWARF2_UNWIND_INFO targets.
27003 2008-01-16 Richard Guenther <rguenther@suse.de>
27006 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27007 type qualifiers for function types.
27009 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27011 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27012 loop_iterator li from previous commit.
27014 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27016 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27018 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27020 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27021 (parallelize_loops): Don't parallelize irreducible components.
27023 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27026 * c-opts (c_common_post_options): Do not enable CPP
27027 flag_pedantic_errors by default.
27029 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27031 PR rtl-optimization/31944
27032 * cse.c (remove_pseudo_from_table): New function.
27033 (merge_equiv_classes): Use above function to remove pseudo-registers.
27034 (invalidate): Likewise.
27036 2008-01-13 Richard Guenther <rguenther@suse.de>
27038 PR middle-end/34601
27039 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27040 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27042 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27044 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27045 validate_change to unshare the source of the PC set.
27047 2008-01-12 Jan Hubicka <jh@suse.cz>
27049 PR middle-end/32135
27050 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27051 references above array bounds. This might trigger bounds checks for
27052 pointers to arrays.
27054 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27056 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27057 new_replaceable_dependencies.
27059 2008-01-12 Doug Kwan <dougkwan@google.com>
27061 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27062 instead of OPT_Wreturn_type in warning due to ignored return type
27064 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27065 options included in -Wextra.
27066 * c.opt: New option -Wignored_qualifiers.
27067 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27068 -Wignore_qualifiers.
27069 (-Wignored-qualifiers): Document.
27070 (-Wreturn-type): Remove description of functionality now handled
27071 by -Wignored-qualifiers.
27073 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27076 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27077 NOP_EXPR if it is between integral types with the same precision.
27079 2008-01-12 Jan Hubicka <jh@suse.cz>
27082 * invoke.texi (max-inline-recursive-depth): Fix default value.
27084 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27086 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27089 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27091 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27093 2008-01-11 James E. Wilson <wilson@specifix.com>
27096 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27098 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27100 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27101 save/restore frame pointer register and don't use 'call-prologues'
27102 optimization in function with "OS_task" attribute.
27104 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27106 PR middle-end/31309
27107 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27108 when copying to memory.
27110 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27112 PR rtl-optimization/30905
27113 * cfgcleanup.c: Include dce.h
27114 (crossjumps_occured): New global variable.
27115 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27116 If something changed, set crossjumps_occured to true.
27117 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27118 Don't add/remove fake edges to exit here...
27119 (cleanup_cfg): ...but do it here, when crossjumping.
27120 Run a fast DCE when successful crossjumps occured in the latest
27121 iteration of try_optimize_cfg.
27123 2008-01-11 Richard Guenther <rguenther@suse.de>
27125 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27126 (struct vn_unary_op_s): Likewise.
27127 (vn_reference_insert): Free old reference on hash collision.
27129 2008-01-10 Raksit Ashok <raksit@google.com>
27131 PR rtl-optimization/27971
27132 * combine.c (find_split_point): Split PLUS expressions which are
27133 inside a MEM rtx, and whose first operand is complex.
27135 2008-01-10 DJ Delorie <dj@redhat.com>
27137 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27138 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27139 (m32c_hard_regno_ok): Call the underlying function.
27141 2008-01-10 Richard Guenther <rguenther@suse.de>
27143 PR middle-end/34683
27144 * tree-cfg.c (tree_merge_blocks): Do not go through the
27145 full-blown folding and stmt updating path if we just deal
27146 with virtual operands.
27147 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27148 test for abnormal SSA_NAMEs.
27150 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27152 PR middle-end/34641
27153 * reload.c (push_reload): Add assertions. All constants from
27154 reg_equiv_constant should have been used for replacing the respective
27156 (find_reloads_address): Invoke find_reloads_address_part for
27157 constant taken from the reg_equiv_constant array.
27159 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27161 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27162 field (valnum) the first in the struct. Replace bools with
27165 2008-01-10 Richard Guenther <rguenther@suse.de>
27167 PR tree-optimization/34651
27168 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27169 types and ordering for masking and converting.
27171 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27173 PR tree-optimization/34017
27174 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27175 also for PHI_NODE expressions.
27177 2008-01-09 Jan Hubicka <jh@suse.cz>
27179 PR tree-optimization/34708
27180 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27181 based on number of case labels.
27182 (init_inline_once): Remove switch_cost.
27183 * tree-inline.h (eni_weights_d): Remove switch_cost.
27185 2008-01-09 Richard Guenther <rguenther@suse.de>
27186 Andrew Pinski <andrew_pinski@playstation.sony.com>
27188 PR middle-end/30132
27189 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27190 temporary if an rvalue is ok or an lvalue is not required.
27192 2008-01-09 Richard Guenther <rguenther@suse.de>
27194 PR middle-end/34458
27195 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27196 adjust return type.
27198 2008-01-09 Richard Guenther <rguenther@suse.de>
27200 PR middle-end/34679
27201 * tree.c (host_integerp): Check for sizetype only if the
27202 type is an integer type.
27204 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27207 * opts.c (decode_options): Disable inlining of functions called
27208 once if not in unit-at-a-time mode.
27210 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27212 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27214 2008-01-08 Richard Guenther <rguenther@suse.de>
27216 PR middle-end/31863
27217 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27218 out early if the result will be unused.
27220 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27225 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27226 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27229 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27231 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27232 for vectorization tuned.
27234 2008-01-08 Richard Guenther <rguenther@suse.de>
27236 PR tree-optimization/34683
27237 * tree-ssa-operands.c (operand_build_cmp): Export.
27238 * tree-ssa-operands.h (operand_build_cmp): Declare.
27239 * tree-vn.c (vuses_compare): Remove.
27240 (sort_vuses): Use operand_build_cmp.
27241 (sort_vuses_heap): Likewise.
27242 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27243 to re-use old VEC if available. Do not sort already sorted VUSEs.
27244 (vdefs_to_vec): Do not sort already sorted VDEFs.
27246 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27248 PR middle-end/34694
27249 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27251 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27254 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27255 limitations of reciprocal sequences on x86 targets.
27257 2008-01-08 Richard Guenther <rguenther@suse.de>
27259 PR tree-optimization/34683
27260 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27262 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27265 * config/darwin.c (darwin_mergeable_string_section): Don't use
27266 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27268 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27271 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27272 negxf2. Macroize expander using X87MODEF mode iterator. Change
27273 predicates of op0 and op1 to register_operand.
27274 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27275 expander using X87MODEF mode iterator. Change predicates of
27276 op0 and op1 to register_operand.
27277 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27278 corresponding patterns and macroize using MODEF macro. Change
27279 predicates of op0 and op1 to register_operand and remove
27280 "m" constraint. Disparage "r" alternative with "!".
27281 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27282 macroize using X87MODEF macro. Change predicates of op0 and op1
27283 to register_operand and remove "m" constraint. Disparage "r"
27284 alternative with "!".
27285 (absneg splitter with memory operands): Remove.
27286 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27287 patterns and macroize using X87MODEF mode iterator.
27288 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27289 Change predicate of op1 to register_operand.
27290 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27291 for memory operands.
27293 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27295 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27297 2008-01-07 Richard Guenther <rguenther@suse.de>
27299 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27302 2008-01-07 Richard Guenther <rguenther@suse.de>
27304 PR tree-optimization/34683
27305 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27306 VOPs of the needed size to save memory. Use VEC_quick_push
27307 to save compile-time.
27308 (vdefs_to_vec): Likewise.
27310 2008-01-07 Sa Liu <saliu@de.ibm.com>
27312 * config/spu/spu.md (divdf3): Genetate inline code for double
27313 division. The implementation doesn't handle INF or NAN, therefore it
27314 only applies when -ffinite-math-only is given.
27316 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27319 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27320 * doc/cpp.texi ([Common Predefined Macros]): Document.
27322 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27324 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27325 order to use commutative addition instead of subtraction.
27327 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27328 Mircea Namolaru <namolaru@il.ibm.com>
27329 Vladimir Yanovsky <yanov@il.ibm.com>
27330 Revital Eres <eres@il.ibm.com>
27332 PR tree-optimization/34263
27333 * tree-outof-ssa.c (process_single_block_loop_latch,
27334 contains_tree_r): New functions.
27335 (analyze_edges_for_bb): Call process_single_block_loop_latch
27336 function to empty single-basic-block latch block if possible.
27338 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27340 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27342 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27344 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27346 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27348 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27350 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27352 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27354 PR tree-optimization/34618
27355 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27358 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27361 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27362 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27363 Update copyright year.
27365 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27366 Update copyright year.
27367 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27370 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27372 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27373 edge does not point to current bb before changing need_assert.
27375 2008-01-04 Richard Guenther <rguenther@suse.de>
27377 PR middle-end/34029
27378 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27379 for verifying purposes if they are is_gimple_min_invariant.
27381 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27383 PR tree-optimization/34448
27384 PR tree-optimization/34465
27385 * gimplify.c (gimplify_init_constructor): Add new parameter
27386 notify_temp_creation. Use it.
27387 (gimplify_modify_expr_rhs): Take volatiles into account when
27388 optimizing constructors.
27389 Do not optimize constructors if gimplify_init_constructor will dump to
27391 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27392 * gcc.c-torture/compile/pr34448.c: New.
27394 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27396 PR gcov-profile/34609
27397 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27398 return_slot if result is TREE_ADDRESSABLE.
27400 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27402 * config/mips/mips.md (sqrt_condition): Tweak comment.
27403 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27405 2008-01-03 Tom Tromey <tromey@redhat.com>
27408 * c-common.c (c_type_hash): Handle VLAs.
27410 2008-01-03 Jan Hubicka <jh@suse.cz>
27412 PR tree-optimization/31081
27413 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27414 0 when inlining and not inlining to first basic block.
27415 (remap_decl): When var is initialized to 0, don't set default_def.
27416 (expand_call_inline): Set entry_bb.
27417 * tree-inline.h (copy_body_data): Add entry_bb.
27419 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27422 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27425 PR tree-optimization/29484
27426 * tree-inline.c (inline_forbidden_p_2): New function.
27427 (inline_forbidden_p): Disallow inlining if some static var
27428 has an address of a local LABEL_DECL in its initializer.
27429 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27432 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27434 PR tree-optimization/34635
27435 * tree-data-ref.c (add_other_self_distances): Make sure that the
27436 evolution step is constant.
27438 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27440 PR middle-end/34608
27441 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27443 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27445 * tree-sra.c (scalarize_init): Insert the generate_element_init
27446 statements after the generate_element_zero statements.
27448 2008-01-02 Richard Guenther <rguenther@suse.de>
27450 PR middle-end/34093
27451 PR middle-end/31976
27452 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27453 for very large number of operands instead of ICEing.
27455 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27458 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27459 while stack probing.
27461 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27463 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27466 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27468 PR libmudflap/26442
27469 * tree-mudflap.c (mx_register_decls): Guard warning by
27470 !DECL_ARTIFICIAL check.
27472 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27474 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27475 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27476 sse5_perm<mode>): Fix constraints.