1 2008-11-26 DJ Delorie <dj@redhat.com>
3 * configure.ac: Test m32c-elf-gas for .loc.
6 2008-11-26 Janis Johnson <janis187@us.ibm.com>
9 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
12 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/sync.md (memory_barrier_nosse): Disable also for
15 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
16 (memory_barrier): Do not generate memory_barrier_nosse instruction
18 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
20 2008-11-26 Fredrik Unger <fred@tree.se>
22 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
23 function name from __floatundisf.
24 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
27 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
28 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/37869
31 * tree-ssa-structalias.c (struct constraint_graph): Remove
32 pt_used and number_incoming members.
33 (build_pred_graph): Do not allocate them.
34 (condense_visit): Do not use them.
35 (label_visit): Likewise.
36 (free_var_substitution_info): Do not free them.
38 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
40 * doc/invoke.texi (ira-max-loops-num): Change semantics.
42 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
44 * ira-color.c (allocno_spill_priority): New function.
45 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
46 Print more info about the spilled allocno.
47 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
50 * ira-build.c (loop_node_to_be_removed_p): Remove.
51 (loop_compare_func, mark_loops_for_removal): New functions.
52 (remove_uneccesary_loop_nodes_from_loop_t): Use member
54 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
56 * ira.c (ira): Don't change flag_ira_algorithm.
58 * params.def (ira-max-loops-num): Change the value.
60 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
62 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
63 Disable unsupported alternative for ColdFire,
64 add new alternative that ColdFire can handle.
66 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
68 * regrename.c (merge_overlapping_regs): Add registers artificially
69 defined at the top of the basic block to the set of live ones just
70 before the first insn.
72 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
73 Joey Ye <joey.ye@intel.com>
76 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
77 false if we need to align the outgoing stack.
78 (ix86_update_stack_boundary): Check parm_stack_boundary.
80 2008-11-25 Richard Guenther <rguenther@suse.de>
84 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
85 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
86 in favor of dereferenced_ptrs.
87 (init_alias_info): Adjust.
88 (delete_alias_info): Likewise.
89 (compute_flow_insensitive_aliasing): Properly
90 include all aliased variables.
91 (update_alias_info_1): Use dereferenced_ptrs.
92 (setup_pointers_and_addressables): Likewise.
93 (get_smt_for): Honor ref-all pointers and pointers with known alias
95 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
97 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
101 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
103 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
105 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
107 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
109 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
111 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
114 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
115 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
117 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
120 UNSPECV_CMPXCHG_[12].
121 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
122 UNSPECV_CMPXCHG_[12].
125 * config/i386/sync.md (memory_barrier): New expander.
127 2008-11-24 Jakub Jelinek <jakub@redhat.com>
130 * dse.c (find_shift_sequence): Optimize extraction from a constant.
132 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
134 * pa.c (function_arg): Revert 2008-10-26 change.
136 2008-11-23 Helge Deller <deller@gmx.de>
138 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
139 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
140 succeeded and lws_ret is not equal to oldval.
142 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
144 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
146 2008-11-22 Andreas Schwab <schwab@suse.de>
148 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
151 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
153 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
154 Use constant 1 as the operand.
155 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
156 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
157 gen_rdhwr_synci_step_di depending on the size of Pmode.
159 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
162 * config/i386/i386.md (SWI248): New mode iterator.
163 (SWI32): Remove mode iterator.
164 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
165 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
166 iterator. Generate popcnt mnemonic without mode extensions
167 for Darwin x86 targets.
168 (*popcount<mode>2_cmp): Ditto.
169 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
170 extensions for Darwin x86 targets.
172 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
174 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
175 only if HAVE_AS_SPARC_UA_PCREL is defined.
177 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
179 * ira-costs.c (find_allocno_class_costs): Work out the maximum
180 allocno_costs value of the classees with the lowest total_costs
181 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
182 (setup_allocno_cover_class_and_costs): ...rather than here.
183 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
186 2008-11-22 Jakub Jelinek <jakub@redhat.com>
189 * builtins.c (expand_builtin_apply_args): Emit sequence before
190 parm_birth_insn instead of after entry_of_function's first insn.
193 * function.c (assign_parm_remove_parallels): Pass
194 data->passed_type as third argument to emit_group_store.
197 * final.c (mark_symbol_refs_as_used): New function.
198 * output.h (mark_symbol_refs_as_used): New prototype.
199 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
200 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
201 * config/arm/arm.md (consttable_4): Likewise.
204 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
206 2008-11-21 Jakub Jelinek <jakub@redhat.com>
209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
210 propagate x = &a into *x = b if conversion from b to a's type is
213 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
215 * caller-save.c (insert_one_insn): Take into account REG_INC notes
216 for the liveness computation of the new insn.
218 2008-11-21 DJ Delorie <dj@redhat.com>
220 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
221 Moves to/from below100 space (W) can only use r0-r7.
223 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
226 * doc/invoke.texi (Optimization Options): Fix typo.
228 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
229 Xuepeng Guo <xuepeng.guo@intel.com>
231 * config.gcc (extra_headers): For x86 and x86-64, remove
232 gmmintrin.h, add immintrin.h and avxintrin.h.
234 * config/i386/gmmintrin.h: Renamed to ...
235 * config/i386/avxintrin.h: This. Issue an error if
236 _IMMINTRIN_H_INCLUDED is undedined.
238 * config/i386/immintrin.h: New.
240 2008-11-21 Jakub Jelinek <jakub@redhat.com>
243 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
244 mode of PLUS, not mode of the eliminated register.
246 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
249 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
250 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
251 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
252 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
253 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
254 (*nand<mode>3): Rename to *andnot<mode>3.
255 (*nandtf3): rename to *andnottf3.
256 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
257 Use CODE_FOR_mmx_andnotv2si3.
258 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
259 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
260 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
261 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
262 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
264 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
267 * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND
268 case by calculating ~(new_reg & val) instead of (~new_reg & val).
269 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
270 to (not:IMODE (and:IMODE (...))).
271 (sync_old_nand<mode>): Ditto.
272 (sync_new_nand<mode>): Ditto.
274 2008-11-20 Joseph Myers <joseph@codesourcery.com>
276 * config/arm/thumb2.md (thumb2_casesi_internal,
277 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
279 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
281 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
282 nand to the changed 4.4 semantic.
284 2008-11-20 Jakub Jelinek <jakub@redhat.com>
287 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
288 (fold_builtin_memory_op): Handle even the case where just one
289 of src and dest is an address of a var decl component, using
290 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
291 and readonly_data_expr src check.
292 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
295 PR rtl-optimization/36998
296 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
297 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
298 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
299 stack_adjust_offset callers.
300 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
302 (compute_barrier_args_size): Handle insns in annulled branches
305 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
309 Handle cases when integer argument crosses argument register boundary.
311 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
314 * config.gcc (i[34567]86-*-solaris2*): Don't include
315 i386/t-crtstuff here.
316 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
317 * config/i386/t-sol2: Move to libgcc/config/i386.
319 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
322 * tlink.c: Include "libiberty.h".
323 (initial_cwd): Change type into char *.
324 (tlink_init): Call getpwd instead of getcwd.
326 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
328 PR rtl-optimization/32283
329 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
330 of the induction variable to decide whether it may wrap.
331 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
332 initialization of the bound before the loop.
333 * simplify-rtx.c (simplify_binary_operation_1): Add two
334 simplifications regarding AND.
335 (simplify_plus_minus): Only fail if no simplification is possible.
336 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
338 2008-11-20 Jakub Jelinek <jakub@redhat.com>
341 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
342 checking until GIMPLE lowering.
343 * gimple-low.c (check_call_args): New function.
344 (lower_stmt) <case GIMPLE_CALL>: Call it.
346 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
348 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
349 with the same type as the first operand of the AND expression.
351 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
354 * ira-int.h (struct ira_loop_tree_node): New member
355 entered_from_non_parent_p.
357 * ira-color.c (print_loop_title): Print loop bbs.
359 * ira-emit.c (entered_from_non_parent_p,
360 setup_entered_from_non_parent_p): New functions.
361 (not_modified_p): Rename to store_can_be_removed_p. Check there
363 (generate_edge_moves): Use store_can_be_removed_p instead of
365 (ira_emit): Call setup_entered_from_non_parent_p.
367 * ira-build.c (copy_info_to_removed_store_destinations):
368 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
369 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
370 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
371 update all accumulated attributes.
373 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
376 * ira-int.h (ira_copy_allocno_live_range_list,
377 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
378 ira_finish_allocno_live_range_list): New prototypes.
379 (ira_allocno_live_ranges_intersect_p,
380 ira_pseudo_live_ranges_intersect_p): Remove.
382 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
383 ira_pseudo_live_ranges_intersect_p): Rename to
384 allocnos_have_intersected_live_ranges_p and
385 pseudos_have_intersected_live_ranges_p. Move them from here to ...
387 * ira-color.c: ... here
388 (coalesced_allocno_conflict_p): Use
389 allocnos_have_intersected_live_ranges_p.
390 (coalesced_allocnos_living_at_program_points,
391 coalesced_allocnos_live_at_points_p,
392 set_coalesced_allocnos_live_points): Remove.
393 (slot_coalesced_allocnos_live_ranges,
394 slot_coalesced_allocno_live_ranges_intersect_p,
395 setup_slot_coalesced_allocno_live_ranges): New.
396 (coalesce_spill_slots): Use ranges of coalesced allocnos.
397 (ira_sort_regnos_for_alter_reg): Use
398 allocnos_have_intersected_live_ranges_p.
399 (ira_reuse_stack_slot): Use
400 pseudos_have_intersected_live_ranges_p.
402 * global.c (pseudo_for_reload_consideration_p): Check
403 flag_ira_share_spill_slots too.
405 * ira-build.c (copy_allocno_live_range_list): Rename to
406 ira_copy_allocno_live_range_list. Make it external.
407 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
409 (ira_allocno_live_ranges_intersect_p): New.
410 (ira_finish_allocno_live_range_list): New.
411 (finish_allocno): Use it.
412 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
413 (copy_info_to_removed_store_destinations): Ditto. Use
414 ira_copy_allocno_live_range_list.
415 (ira_flattening): Use ira_merge_allocno_live_ranges.
417 * ira.c (too_high_register_pressure_p): New function.
418 (ira): Switch off sharing spill slots if the pressure is too high.
420 2008-11-19 Richard Guenther <rguenther@suse.de>
422 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
423 non-sizetype offsets if their precision matches that of the pointer.
424 * expr.c (expand_expr_real_1): Always sign-extend the offset
425 operand of a POINTER_PLUS_EXPR.
427 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
429 * config.gcc: Unobsolete mips-sgi-irix[56]*.
430 (mips-sgi-irix[56]*): No need to use fixproto.
432 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
433 Paul Brook <paul@codesourcery.com>
435 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
438 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
440 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
442 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
445 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
446 (separate_decls_in_region): Create shared struct even when there
449 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
451 * config/picochip/picochip.c (headers): Remove an unnecessary
454 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
457 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
458 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
460 * config/m68k/m68k.md: Adjust all conditional branches that use the
461 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
463 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
466 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
467 is a register or zero operand in the correct mode before generating
468 mtch1 insn or a register operand in the correct mode before generating
470 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
472 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
474 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
475 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
476 mipsisa*-*-elf*. Handle mipsisa64r2*.
477 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
478 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
480 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
481 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
483 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
484 Fix mips16 if mips64 or mips64r2 are multilib defaults.
485 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
488 2008-11-18 Jakub Jelinek <jakub@redhat.com>
491 * config/i386/i386.md (allocate_stack_worker_32,
492 allocate_stack_worker_64): Don't use match_dup between input and
494 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
495 * config/i386/i386.c (ix86_expand_prologue): Likewise.
497 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
499 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
500 is forced when trying to do a symbol link for it.
502 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
504 * expmed.c (extract_bit_field_1): Also use a temporary and
505 convert_extracted_bit_field when the conversion from ext_mode to
506 the target mode requires explicit truncation.
508 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
510 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
512 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
513 registers when not optimizing.
515 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
517 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
518 and its associated define_split. Expose the all-d alternative
519 to the register allocator, but mark it with "?". Mark the first
520 alternative with "*?*?".
521 (*mul_sub_si): Likewise.
522 (*mul_acc_si_r3900): New pattern.
524 2008-11-17 Jakub Jelinek <jakub@redhat.com>
527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
528 propagating x = &a into *x = b, add a cast if not useless
529 type conversion or don't optimize if another stmt would be
532 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
535 * optabs.c (expand_sync_operation): Properly handle NAND case
536 by calculating ~(t1 & val) instead of (~t1 & val).
537 * builtins.c (expand_builtin_sync_operation): Warn for changed
538 semantics in NAND builtins.
539 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
541 * doc/invoke.texi (Warning options): Add Wsync-nand.
542 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
543 __sync_fetch_and_nand builtin operation in the example. Add a note
544 about changed semantics in GCC 4.4.
545 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
546 operation in the example. Add a note about changed semantics in
549 2008-11-16 Jan Hubicka <jh@suse.cz>
551 * cgraph.c (cgraph_function_body_availability): Fix test of externally
554 2008-11-16 Joshua Kinard <kumba@gentoo.org>
556 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
559 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
562 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
563 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
565 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
566 rather than call_really_used_regs when handling $gp.
568 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
571 * config/mips/mips.c (machine_function): Update the comment
572 above global_pointer.
573 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
574 that a function doesn't need a global pointer.
575 (mips_current_loadgp_style): Update accordingly.
576 (mips_restore_gp): Likewise.
577 (mips_output_cplocal): Likewise.
578 (mips_expand_prologue): Likewise.
580 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
582 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
583 parameter. Use DImode for computing the number of registers.
584 (function_arg): Adjust for above change.
585 (function_value): Likewise.
587 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
589 PR tree-optimization/37950
590 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
591 not computed for the current function.
593 2008-11-15 Jakub Jelinek <jakub@redhat.com>
596 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
597 gpr and other COMPONENT_REFs.
599 2008-11-15 Richard Guenther <rguenther@suse.de>
601 PR tree-optimization/38051
602 * tree-ssa-alias.c (update_alias_info_1): Manually find
605 2008-11-15 Joshua Kinard <kumba@gentoo.org>
607 * doc/invoke.texi (-mfix-r10000): Document.
608 * config/mips/mips.opt (mfix-r10000): New option.
609 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
610 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
611 (MIPS_COMPARE_AND_SWAP_12): Likewise.
612 (MIPS_SYNC_OP): Likewise.
613 (MIPS_SYNC_OP_12): Likewise.
614 (MIPS_SYNC_OLD_OP_12): Likewise.
615 (MIPS_SYNC_NEW_OP_12): Likewise.
616 (MIPS_SYNC_OLD_OP): Likewise.
617 (MIPS_SYNC_NAND): Likewise.
618 (MIPS_SYNC_OLD_NAND): Likewise.
619 (MIPS_SYNC_EXCHANGE): Likewise.
620 (MIPS_SYNC_EXCHANGE_12): Likewise.
621 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
623 (MIPS_SYNC_NEW_NAND): Likewise.
624 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
625 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
626 (mips_output_sync_loop): New function.
627 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
628 Make -mfix-r10000 require branch-likely instructions.
629 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
630 mips_output_sync_loop.
631 (compare_and_swap_12): Likewise.
632 (sync_add<mode>): Likewise.
633 (sync_<optab>_12): Likewise.
634 (sync_old_<optab>_12): Likewise.
635 (sync_new_<optab>_12): Likewise.
636 (sync_nand_12): Likewise.
637 (sync_old_nand_12): Likewise.
638 (sync_new_nand_12): Likewise.
639 (sync_sub<mode>): Likewise.
640 (sync_old_add<mode>): Likewise.
641 (sync_old_sub<mode>): Likewise.
642 (sync_new_add<mode>): Likewise.
643 (sync_new_sub<mode>): Likewise.
644 (sync_<optab><mode>): Likewise.
645 (sync_old_<optab><mode>): Likewise.
646 (sync_new_<optab><mode>): Likewise.
647 (sync_nand<mode>): Likewise.
648 (sync_old_nand<mode>): Likewise.
649 (sync_new_nand<mode>): Likewise.
650 (sync_lock_test_and_set<mode>): Likewise.
651 (test_and_set_12): Likewise.
653 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
655 * gcc.c (cc1_options): Fix comment.
657 2008-11-15 Jakub Jelinek <jakub@redhat.com>
660 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
661 argtype instead of result_type.
663 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
665 * ira-int.h (struct ira_loop_tree_node): Improve comments for
666 subloop_next/next and subloops/childen fields.
668 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
670 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
671 (STANDARD_INCLUDE_DIR): Redefine to "/include".
672 (LOCAL_INCLUDE_DIR): Undefine.
673 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
675 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
677 PR rtl-optimization/37397
678 * ira-int.h (struct ira_allocno): New member bad_spill_p.
679 (ALLOCNO_BAD_SPILL_P): New macro.
681 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
683 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
684 (create_cap_allocno, propagate_allocno_info,
685 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
686 (update_bad_spill_attribute): New function.
687 (ira_build): Call it.
689 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
691 2008-11-14 Jakub Jelinek <jakub@redhat.com>
693 PR tree-optimization/38104
694 * gimplify.c (gimple_regimplify_operands): Add referenced vars
695 before calling mark_symbols_for_renaming, not after it.
697 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
699 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
700 (OVERRIDE_OPTIONS): Likewise.
702 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
703 Andrew Stubbs <ams@codesourcery.com>
704 Gunnar Von Boehn <gunnar@genesi-usa.com>
707 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
708 the shorter LEA insn over ADD.L where possible.
710 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
712 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
713 systems, which are assumend to always provide SSP-support in glibc.
714 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
716 * configure: Regenerate.
718 2008-11-14 Jakub Jelinek <jakub@redhat.com>
721 * function.c (gimplify_parameters): For callee copies parameters,
722 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
724 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
727 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
728 x86 parts into the `i[34567]86-*-linux*' and parts that are
729 independent of the processor architecture into the `*-*-linux*' cases.
730 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
731 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
732 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
733 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
734 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
735 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
736 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
738 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
740 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
741 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
742 (ls2_idiv): Likewise idiv3.
743 (ls2_prefetch): New reservation.
744 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
745 * config/mips/mips.md (type): Add imul3nc and idiv3.
746 (length): Handle idiv3.
747 (any_mod): New code_iterator.
748 (u): Handle MOD and UMOD.
749 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
750 (prefetch): Handle TARGET_LOONGSON_2EF.
752 2008-11-13 Jakub Jelinek <jakub@redhat.com>
755 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
756 (prune_unused_types_walk): Call it for non-perennial local classes.
757 Set die_mark to 2 if recursing on children. If die_mark is 1 on
758 entry, just set it to 2 and recurse on children, don't walk attributes
761 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
763 * c-common.c (warn_about_parentheses): Add missing whitespace
766 2008-11-13 Paul Brook <paul@codesourcery.com>
768 * doc/invoke.texi: Document --fix-cortex-m3.
769 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
770 Cortex-M3 cpu is selected.
771 (output_move_double): Avoid overlapping base register and first
772 destination register when fix_cm3_ldrd.
773 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
775 2008-11-13 Jakub Jelinek <jakub@redhat.com>
778 * gimple.h (gimple_range_check_failed): Remove prototype.
779 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
781 (gimple_range_check_failed): Removed.
783 2008-11-13 Andrew Haley <aph@redhat.com>
786 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
789 2008-11-12 Jakub Jelinek <jakub@redhat.com>
793 2007-05-07 Mike Stump <mrs@apple.com>
794 * doc/invoke.texi (Warning Options): Document that -Wempty-body
795 also checks for and while statements in C++.
797 2008-11-12 Dodji Seketeli <dodji@redhat.com>
800 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
801 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
802 - which clones are reachable - as "abstract and needed".
803 * cgraph.c (cgraph_release_function_body): If a node is
804 "abstract and needed", do not release its DECL_INITIAL() content
805 that will be needed to emit debug info.
807 2008-11-12 Steve Ellcey <sje@cup.hp.com>
810 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
811 to set HAVE_GETIPINFO.
812 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
813 * configure: Regenerate.
814 * config.in: Regenerate.
816 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
819 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
821 2008-11-12 Jakub Jelinek <jakub@redhat.com>
824 2008-10-21 Jakub Jelinek <jakub@redhat.com>
825 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
827 2008-11-12 Jason Merrill <jason@redhat.com>
830 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
833 2008-11-12 Anatoly Sokolov <aesok@post.ru>
835 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
836 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
838 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
839 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
841 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
843 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
844 packed-stack special handling.
845 (FRAME_ADDR_RTX): Add definition.
847 2008-11-12 Jakub Jelinek <jakub@redhat.com>
850 * fold-const.c (native_encode_string): New function.
851 (native_encode_expr): Use it for STRING_CST.
853 2008-11-12 DJ Delorie <dj@redhat.com>
855 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
856 insns if the intermediate value will be used later.
858 2008-11-12 Andreas Schwab <schwab@suse.de>
860 * config/m68k/m68k.c (print_operand): Mask off extra extension
861 bits when writing out the representation of real values.
863 2008-11-12 Ira Rosen <irar@il.ibm.com>
865 PR tree-optimization/38079
866 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
869 2008-11-12 Jakub Jelinek <jakub@redhat.com>
872 * c-pretty-print.c (pp_c_complex_expr): New function.
873 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
876 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
877 than INNER and INNER is a constant, forcibly align INNER as much
880 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
882 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
884 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
886 PR rtl-optimization/37363
887 * simplify-rtx.c (simplify_plus_minus): Don't create
888 (const (minus ...)) expresisons.
890 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
892 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
895 2008-11-10 Catherine Moore <clm@codesourcery.com>
897 * config.gcc (mips64vrel-*-elf*): Include the tm_file
899 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
900 (BASE_DRIVER_SELF_SPECS): Remove.
901 (DRIVER_SELF_SPECS): New definition.
902 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
903 BASE_DRIVER_SELF_SPECS.
904 * config/mips/sde.h: Likewise.
905 * config/mips/iris6.h: Likewise.
906 * config/mips/vr.h: Likewise.
907 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
909 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
911 PR rtl-optimizations/37948
912 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
913 (ira_create_copy, ira_add_allocno_copy): New parameter.
915 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
916 to ira_add_allocno_copy.
917 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
918 parameter to process_regs_for_copy.
919 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
920 Fix typo in passing second allocno to ira_add_allocno_copy.
922 * ira-color.c (update_conflict_hard_regno_costs): Use head of
923 coalesced allocnos list.
924 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
926 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
927 (add_ira_allocno_to_ordered_bucket): Rename to
928 add_allocno_to_ordered_bucket.
929 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
930 head of coalesced allocnos list.
931 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
932 Check that it is aready calculated.
933 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
934 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
936 (coalesce_allocnos): Do extended coalescing too.
938 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
939 parameter to ira_add_allocno_copy.
941 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
943 (print_copy): Print copy origination too.
945 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
948 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
950 PR rtl-optimization/37514
951 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
952 flag_ira_share_spill_slots to 2 if it's already non-zero.
953 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
954 flag_ira_share_spill_slots is 2.
956 2008-11-10 Kevin Buettner <kevinb@redhat.com>
958 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
959 (prologue_enter_32): Set FB to SP - 4.
961 2008-11-10 DJ Delorie <dj@redhat.com>
963 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
964 constraint for single-bit-clear in lower byte of HI constant, vs
965 Imb which just ignores the upper byte.
966 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
967 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
968 (iorhi3_16): Check for single bit set, not single bit clear.
970 2008-11-10 Janis Johnson <janis187@us.ibm.com>
972 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
974 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
976 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
978 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
979 values living in memory and use more precise alignment information.
981 2008-11-10 Jakub Jelinek <jakub@redhat.com>
984 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
985 after __mf_check call if the call must end a bb.
987 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
991 * combine.c (force_to_mode): Do not process vector types.
993 * rtlanal.c (nonzero_bits1): Do not process vector types.
994 (num_sign_bit_copies1): Likewise.
996 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
998 * config/i386/gnu.h: Add copyright and licensing header.
999 * config/gnu.h: Likewise.
1001 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1003 * fwprop.c (fwprop_done): Call df_remove_problem.
1005 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1008 * tree-scalar-evolution.c (instantiate_scev_1): Return
1009 chrec_dont_know for VL_EXP_CLASS_P.
1011 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1013 * reg-stack.c (reg_to_stack): Add missing braces in memset
1016 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1018 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1019 (NO_PROFILE_COUNTERS): New define.
1021 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1024 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1026 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1029 * config/sparc/constraints.md (D): New.
1030 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1031 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1033 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1034 Use the 'D' constraint in addition to 'F' in some alternatives.
1035 (DF splitter): Generalize for V64mode.
1036 * doc/md.texi (SPARC): Document the 'D' constraint.
1038 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1040 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1042 2008-11-06 Ben Elliston <bje@au.ibm.com>
1044 * gcc.c: Remove ancient comment about a bug in Sun cc.
1046 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1048 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1050 2008-11-06 Ben Elliston <bje@au.ibm.com>
1052 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1054 2008-11-06 Ben Elliston <bje@au.ibm.com>
1056 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1059 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1062 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1065 2008-11-05 Martin Jambor <mjambor@suse.cz>
1068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1069 pointer arithmetics into array_ref if the array is accessed
1070 through an indirect_ref.
1072 2008-11-05 Richard Guenther <rguenther@suse.de>
1075 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1076 qualified pointer conversion before stripping qualifiers.
1077 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1078 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1079 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1082 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1083 properly canonicalize binary ops.
1084 (forward_propagate_addr_expr_1): Use
1085 may_propagate_address_into_dereference.
1087 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1090 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1091 Initialize uninitialized input registers with a NaN.
1093 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1097 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1099 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1103 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1104 exits and conditions.
1105 * testsuite/gcc.dg/graphite/pr37943.c: New.
1107 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1108 Andrew Pinski <andrew_pinski@playstation.sony.com>
1111 * c-common.c (warn_for_sign_compare): For complex result_type
1112 use component's type.
1114 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1116 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1118 * print-tree.c (print_node): Don't print DECL_INITIAL
1122 * c-common.c (parse_optimize_options): Save and restore
1123 flag_strict_aliasing around decode_options call.
1125 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1128 (host_detect_local_cpu): Use it instead of casted strings to
1129 compare vendor signatures.
1131 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1134 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1135 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1137 2008-11-03 Catherine Moore <clm@codesourcery.com>
1139 * config/mips.c (mips_conditional_register_usage): Handle the
1140 DSP control register.
1141 * doc/extend.texi: Document the DSP control register.
1143 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1144 Jakub Jelinek <jakub@redhat.com>
1146 * omp-low.c (expand_omp_for_generic): If iter_type has different
1147 precision than type and type is a pointer type, cast n1 and n2
1148 first to an integer type with the same precision as pointers
1149 and only afterwards to iter_type.
1151 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1153 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1154 (UNSPEC_GOTSYM_OFF): New unspec.
1155 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1156 (pic_add_dot_plus_eight): Likewise.
1157 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1158 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1159 UNSPEC_PIC_BASE operands.
1160 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1161 (arm_output_addr_const_extra): Handle it.
1163 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1165 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1166 integer class to full integer class if the offset is not word-aligned.
1168 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1171 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1173 (doloop_optimize): Update call to doloop_modify.
1175 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1177 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1179 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1182 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1183 gcc_cv_as_cfi_directive.
1184 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1185 merging read-only and read-write sections or assembler emits
1186 read-write .eh_frame sections.
1187 * configure: Regenerate.
1189 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1192 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1194 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1196 (rs6000_emit_prologue): Invert logic.
1197 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1198 (reg:P 11) instead of match_operand.
1199 (*save_fpregs_<mode>): Likewise.
1200 (*restore_gpregs_<mode>): Likewise.
1201 (*return_and_restore_gpregs_<mode>): Likewise.
1202 (*return_and_restore_fpregs_<mode>): Likewise.
1203 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1204 (reg:P 11) insted of match_operand.
1205 (*restore_gpregs_spe): Likewise.
1206 (*return_and_restore_gpregs_spe): Likewise.
1208 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1210 PR tree-optimization/37684
1211 * gcc.dg/graphite/pr37684.c: New.
1212 * graphite.c (exclude_component_ref): New.
1213 (is_simple_operand): Call exclude_component_ref.
1215 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1217 PR tree-optimization/36908
1218 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1219 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1220 (number_of_rw_in_partition): New.
1221 (partition_contains_all_rw): New.
1222 (ldist_gen): Do not distribute when one of the partitions
1223 contains all the memory operations.
1225 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1227 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1228 EDGE_IRREDUCIBLE_LOOP.
1230 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1232 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1233 where we have one entry point in the loop which isn't the head.
1235 2008-11-03 Richard Guenther <rguenther@suse.de>
1238 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1240 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1243 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1244 for ipa and simple ipa passes.
1246 2008-11-02 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/37542
1249 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1250 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1251 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1252 (vn_nary_op_insert_stmt): Likewise.
1253 (visit_use): Likewise.
1255 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1257 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1259 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1260 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1261 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1262 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1263 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1264 peephole2's): Replace unspec with rotate.
1265 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1267 2008-11-02 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/37991
1270 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1271 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1272 (set_ssa_val_to): Print if the value changed.
1273 (simplify_binary_expression): Strip useless conversions.
1275 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1278 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1281 2008-11-01 Richard Guenther <rguenther@suse.de>
1284 * builtins.c (fold_builtin_strspn): Return a size_t.
1285 (fold_builtin_strcspn): Likewise.
1287 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1289 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1290 attribute for struct return convention.
1292 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1294 * config/rs6000/crtsavres.asm: Really, really delete.
1296 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1298 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1300 (rs6000_emit_prologue): Invert logic.
1301 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1302 (reg:P 11) instead of match_operand.
1303 (*save_fpregs_<mode>): Likewise.
1304 (*restore_gpregs_<mode>): Likewise.
1305 (*return_and_restore_gpregs_<mode>): Likewise.
1306 (*return_and_restore_fpregs_<mode>): Likewise.
1307 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1308 (reg:P 11) insted of match_operand.
1309 (*restore_gpregs_spe): Likewise.
1310 (*return_and_restore_gpregs_spe): Likewise.
1312 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1314 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1315 list of word switches that take args.
1317 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1319 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1320 (s390_output_pool_entry): Call it through for_each_rtx.
1323 * expr.c (store_constructor): For vectors, if target is a MEM, use
1324 target's MEM_ALIAS_SET instead of elttype alias set.
1326 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1329 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1332 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1335 * config/rs6000/predicates.md (word_offset_memref_operand):
1336 Restructure code and look inside auto-inc/dec addresses.
1338 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1341 * libgcov.c ( __gcov_indirect_call_profiler): Check
1342 TARGET_VTABLE_USES_DESCRIPTORS.
1344 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1346 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1347 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1348 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1349 offset if eliminating soft frame pointer.
1350 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1351 (stack_protect_test_si): Add initial machine description
1352 for Stack Smashing Protector
1354 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1357 * c-common.c (min_precision): Move to...
1358 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1359 * tree.h (tree_int_cst_min_precision): Declare.
1360 * c-common.h (min_precision): Delete declaration.
1361 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1362 multiplication of non-negative integer constants.
1363 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1364 tree_int_cst_min_precision.
1365 (finish_enum): Likewise.
1367 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1370 * convert.c (convert_to_real): Do not optimize conversions of
1371 binary arithmetic operations between binary and decimal
1372 floating-point types. Consider mode of target type in determining
1373 decimal type for arithmetic. Unless
1374 flag_unsafe_math_optimizations, do not optimize binary conversions
1375 where this may change rounding behavior.
1376 * real.c (real_can_shorten_arithmetic): New.
1377 * real.h (real_can_shorten_arithmetic): Declare.
1379 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1381 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1382 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1383 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1385 (must_save_p): For some workarounds, interrupts need to clobber a
1387 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1388 and LC1 for WA_05000257.
1389 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1390 WA_05000283 and WA_05000315.
1391 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1392 (movbi): Add alternative to set CC to 1; improve code for setting
1394 (dummy_load): New pattern.
1396 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1399 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1400 BLKmode for non-memory, convert using a wider MODE_INT mode
1404 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1405 that haven't been removed yet.
1407 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1409 * config/bfin/bfin.c (struct machine_function): New member
1410 has_loopreg_clobber.
1411 (bfin_expand_movmem): Set it when generating memcpy insns.
1412 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1413 expand_epilogue_reg_restore): If we have hardware loops,
1414 memcpy insns (indicated by has_loopreg_clobber) or function
1415 calls, we need to save the loop registers.
1417 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1419 * config/i386/i386.c (core2_cost): Fix typos in comments.
1421 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1424 * combine.c (make_compound_operation): Don't call make_extraction with
1425 non-positive length.
1426 (simplify_shift_const_1): Canonicalize count even if complement_p.
1428 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1430 * convert.c (strip_float_extensions): Do not remove or introduce
1431 conversions between binary and decimal floating-point types.
1433 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1436 * fold-const.c (distribute_bit_expr): Convert common, left and
1437 right arguments to type.
1439 2008-10-28 Nick Clifton <nickc@redhat.com>
1441 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1442 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1443 call_really_used_regs array rather than the call_used_regs array.
1444 (mn10300_get_live_callee_saved_regs, expand_prologue,
1445 expand_epilogue, output_tst): Likewise.
1447 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1450 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1451 (df_get_entry_block_def_set): Neither here.
1452 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1454 PR tree-optimization/37879
1455 * predict.c (tree_estimate_probability): Check if last_stmt is
1456 non-NULL before dereferencing it.
1458 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1460 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1461 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1462 (ira_fast_allocation): Remove the prototype.
1464 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1465 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1466 (color_pass): Modify the updated costs.
1467 (ira_color): Rename to color. Make it static.
1468 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1469 (ira_color): New function.
1471 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1474 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1476 (set_allocno_live, clear_allocno_live, mark_ref_live,
1477 mark_ref_dead): Invalidate corresponding element of
1478 allocno_saved_at_call.
1479 (process_bb_node_lives): Increment last_call_num. Setup
1480 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1481 allocno was already saved.
1482 (ira_create_allocno_live_ranges): Initiate last_call_num and
1483 allocno_saved_at_call.
1485 * ira-build.c (ira_create_allocno): Initiate
1486 ALLOCNO_UPDATED_COVER_CLASS_COST.
1487 (create_cap_allocno, propagate_allocno_info,
1488 remove_unnecessary_allocnos): Remove setting updated costs.
1489 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1491 * ira.c (ira): Don't call ira_fast_allocation.
1493 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1496 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1499 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1501 * ira-int.h (ira_hard_regno_cover_class): New.
1503 * ira-lives.c (mark_reg_live, mark_reg_dead,
1504 process_bb_node_lives): Use ira_hard_regno_cover_class.
1506 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1507 (setup_hard_regno_cover_class): New function.
1508 (ira_init): Call setup_hard_regno_cover_class.
1510 * ira-costs.c (cost_class_nums): Add comment.
1511 (find_allocno_class_costs): Initiate cost_class_nums.
1512 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1514 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1517 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1518 Rename to copy_info_to_removed_store_destinations. Propagate
1519 conflict hard regs and register stack attribute.
1521 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1524 * pa.c (function_arg_padding): Pad complex and vector types
1525 upward in 64-bit runtime.
1526 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1528 2008-10-26 Matthias Klose <doko@ubuntu.com>
1530 * doc/install.texi: Document requirements on antlr.
1532 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1534 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1537 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1540 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1541 is defined, use it to modify the constant offset.
1543 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1545 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1546 and short arguments to the correct location as mandated by the ABI.
1548 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1550 PR rtl-optimization/37769
1551 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1553 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1555 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1556 unwind-dw2-Os-4-200.o.
1558 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1560 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1561 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1563 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1565 PR tree-optimization/36038
1566 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1567 add sizetype IV with initial value zero instead of pointer type.
1569 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1572 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1573 around bit operation.
1574 * profile.c (is_edge_inconsistent): Likewise.
1575 * fold-const.c (truth_value_p): Move from here...
1576 * tree.h (truth_value_p): ... to here.
1577 * c-tree.h (c_expr): Update description of original_code.
1578 * c-typeck.c (parser_build_unary_op): Set original_code.
1579 (parser_build_binary_op): Update call to warn_about_parentheses.
1580 * c-common.c (warn_about_parentheses): Take two additional
1581 arguments of the operands. Use a switch. Quote operators
1582 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1583 Add warning about !x | y and !x & y.
1584 * c-common.h (warn_about_parentheses): Update declaration.
1586 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1588 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1589 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1590 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1592 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1593 (check-%): For test targets listed in lang_checks_parallelized
1594 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1595 run the testing in multiple make goals, possibly parallel, and
1596 afterwards run dg-extract-results.sh to merge the sum and log files.
1598 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1600 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1601 (mips_move_to_gpr_cost): Likewise.
1602 (mips_move_from_gpr_cost): Likewise.
1603 (mips_register_move_cost): Make more fine-grained.
1605 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1607 * graphite.c (graphite_apply_transformations): Check for
1608 -fgraphite-identity.
1609 * toplev.c (process_options): Add graphite_identity.
1610 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1612 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1614 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1615 mulhisihl and mulhisihh builtins.
1617 From Jie Zhang <jie.zhang@analog.com>
1618 * config/bfin/bfin.md (composev2hi): Put operands into vector
1621 2008-10-22 Chao-ying Fu <fu@mips.com>
1623 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1625 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1627 From Mike Frysinger <michael.frysinger@analog.com>
1628 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1629 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1630 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1631 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1632 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1633 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1634 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1635 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1636 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1637 __ADSPBF51x__ for all of them.
1638 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1639 -mcpu bf512, bf514, bf516, and bf518.
1640 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1641 bf512-none, bf514-none, bf516-none, and bf518-none.
1642 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1643 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1644 * doc/invoke.texi (Blackfin Options): Document that
1645 -mcpu now accepts bf512, bf514, bf516, and bf518.
1647 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1650 * fold-const.c (build_range_type): For 1 .. signed_max
1651 range call build_nonstandard_inter_type if signed_type_for
1652 returned a type with bigger precision.
1654 2008-10-22 Richard Guenther <rguenther@suse.de>
1656 * tree.def (COMPLEX_TYPE): Constrain element type.
1657 * tree.c (build_complex_type): Assert that.
1658 * tree-ssa-structalias.c (could_have_pointers): Complex types
1659 cannot have pointers.
1661 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1664 * c-typeck.c (convert_for_assignment): Do not give declaration's
1665 location for builtins. Spell out which type was expected and which
1668 2008-10-22 Nick Clifton <nickc@redhat.com>
1670 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1671 the fdpic register to be a target when running in fdpic mode.
1673 2008-10-22 Rafael Espindola <espindola@google.com>
1675 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1676 newly created statements.
1678 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1681 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1682 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1683 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1685 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1688 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1689 Adjust -mcmodel=medium description for 2005-07-31 changes.
1691 2008-10-22 Jan Hubicka <jh@suse.cz>
1692 Jakub Jelinek <jakub@redhat.com>
1695 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1697 2008-10-21 Richard Henderson <rth@redhat.com>
1700 * emit-rtl.c (get_spill_slot_decl): Export.
1701 * emit-rtl.h (get_spill_slot_decl): Declare.
1702 * var-tracking.c (vt_add_function_parameters): Relax assertion
1703 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1705 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1707 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1708 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1711 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1714 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1715 processed by get_maxval_strlen.
1717 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1720 * tree.c (get_file_function_name): Copy first_global_object_name.
1721 Centralize call to clean_symbol_name.
1723 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1725 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1726 * config/svr4.h (SVR4_ASM_SPEC): New.
1727 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1728 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1730 * doc/invoke.texi (Option Summary): Add -T to linker options.
1731 (Link Options): Document -T.
1733 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1735 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1738 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1741 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1743 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1745 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1748 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1750 * doc/install.texi: Fix typos in previous patch.
1752 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1754 * doc/install.texi: Document in-tree building of gcc and mpfr.
1756 2008-10-19 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1760 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1763 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1764 (build_enumerator): Convert enumerators that fit in integer to
1767 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.md (unnamed peephole2): Do not force memory
1770 operands of arith or logical instructions into registers for
1771 non-TARGET_READ_MODIFY targets.
1773 (ffs_cmove): Change operand 0 predicate to register_operand.
1774 Change operand 1 predicate to nonimmediate_operand.
1776 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1778 2008-10-18 Richard Guenther <rguenther@suse.de>
1780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1781 VIEW_CONVERT_EXPR case against invalid gimple.
1783 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1785 * c-parser.c (c_parser_binary_expression): Silence the
1786 uninitialized variable warning emitted for binary_loc.
1788 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1790 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1793 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1796 * c-typeck.c (build_unary_op): Use omit_one_operand for
1797 IMAGPART_EXPR of real argument.
1799 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1801 PR tree-optimization/37664
1802 * fold-const.c (fold_binary): When optimizing comparison with
1803 highest or lowest type's value, don't consider TREE_OVERFLOW.
1805 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1808 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1809 * coverage.c: Include tm_p.h.
1810 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1811 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1812 dollar signs from PREFIX.
1813 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1814 instead of manual strip_name_encoding.
1816 2008-10-16 Richard Guenther <rguenther@suse.de>
1819 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1820 volatile qualified functions or methods as relevant.
1822 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1824 PR tree-optimization/37525
1825 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1826 sizetype unsigned constants, both in the case of C and bounds.
1828 2008-10-15 Jan Hubicka <jh@suse.cz>
1830 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1832 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1835 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1836 HARD_REGNO_CALL_PART_CLOBBERED.
1838 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1841 * ira-lives.c (mark_early_clobbers): Remove.
1842 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1843 check_and_make_def_conflicts,
1844 make_early_clobber_and_input_conflicts,
1845 mark_hard_reg_early_clobbers): New functions.
1846 (process_bb_node_lives): Call
1847 make_early_clobber_and_input_conflicts and
1848 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1850 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1851 early clobbers of pseudo-registers.
1853 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1856 * ira-build.c (ira_flattening): Recalculate
1857 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1858 from the scratch instead of the propagation.
1860 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1862 * doc/rtl.texi (const_double): Remove the "addr" operand.
1863 Describe CONST_DOUBLE_* macros under const_double rather
1865 (const_fixed): Fix the operand description.
1866 (const): Add an @findex directive.
1867 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1868 after the constant rtl table.
1869 (fix): Combine floating-point and fixed-point descriptions.
1871 * sched-deps.c (sched_analyze_2): Remove reference to
1874 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1876 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1878 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1879 for UNSPEC_GOTSYM_OFFs.
1880 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1881 (add_GOT_to_pic_reg): Use it.
1882 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1884 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1885 Harsha Jagasia <harsha.jagasia@amd.com>
1887 PR tree-optimization/37485
1888 * graphite.c (gmp_cst_to_tree): Moved.
1889 (iv_stack_entry_is_constant): New.
1890 (iv_stack_entry_is_iv): New.
1891 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1892 (loop_iv_stack_insert_constant): New.
1893 (loop_iv_stack_pop): Use new datatpype.
1894 (loop_iv_stack_get_iv): Same.
1895 (loop_iv_stack_get_iv_from_name): Same.
1896 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1897 (loop_iv_stack_patch_for_consts): New.
1898 (loop_iv_stack_remove_constants): New.
1899 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1900 (translate_clast): Call loop_iv_stack_patch_for_consts and
1901 loop_iv_stack_remove_constants.
1902 (gloog): Use new datatype. Redirect construction edge to end
1903 block to avoid accidental deletion.
1904 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1906 (union iv_stack_entry_data): New. Data in iv stack entry.
1907 (struct iv_stack_entry): New. Datatype for iv stack entries.
1909 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1911 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1912 * graphite.c (free_scop): Same.
1913 (build_scops): Same.
1914 (free_scattering): New.
1915 (build_cloog_prog): Call free_scattering.
1916 (patch_phis_for_virtual_defs): Fix memleak.
1917 (graphite_trans_bb_strip_mine): Same.
1918 (limit_scops): Same.
1920 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1921 Harsha Jagasia <harsha.jagasia@amd.com>
1923 PR tree-optimization/37828
1924 * graphite.c (graphite_trans_loop_block): Do not loop block
1925 single nested loops.
1927 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1929 PR tree-optimization/37686
1930 * tree-loop-linear.c (linear_transform_loops): Build a
1931 loop nest vector. Pass it to lambda_compute_access_matrices.
1932 * tree-data-ref.h (struct access_matrix): Store the loop nest
1933 relative to which it encodes the information.
1934 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1935 (am_vector_index_for_loop): Reimplemented: iterate over the
1936 loop nest for finding the loop index in the access matrix.
1937 (lambda_compute_access_matrices): Update declaration.
1938 * lambda-code.c (build_access_matrix): Pass the loop nest and
1940 (lambda_compute_access_matrices): Same.
1942 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1944 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1945 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1946 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1947 already implies hard float. Also fix several insn condition
1948 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1950 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1953 Based on patches by Laurent Vivier.
1954 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1955 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1956 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1957 dollar sign to underscore.
1958 (ASM_OUTPUT_EXTERNAL): Same.
1959 (ASM_OUTPUT_LABELREF): New.
1960 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1962 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1963 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1964 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1965 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1967 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1969 PR tree-optimization/36881
1970 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1971 that each value doesn't need runtime relocations, for !flag_pic
1972 check that each value is just a valid initializer constant.
1974 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1976 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1977 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1978 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1979 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1981 (REG_CLASS_NAMES): Update accordingly.
1982 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1983 rather than an unpredictable descriptive string.
1984 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1985 (mips_register_move_cost): Check for specific COP*_REGS classes,
1986 instead of ALL_COP_AND_GR_REGS.
1987 (mips_ira_cover_classes): New function.
1988 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1989 (TARGET_IRA_COVER_CLASSES): Define.
1991 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1994 * tree.c (build_type_attribute_qual_variant): Hash on the
1995 unqualified type, and don't overwrite an existing
1996 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1997 allow distinguishing between wchar_t and its underlying type. This
1998 also means that we'll retain a little more typedef information.
2000 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2001 Dmitry Melnik <dm@ispras.ru>
2002 Dmitry Zhurikhin <zhur@ispras.ru>
2003 Alexander Monakov <amonakov@ispras.ru>
2004 Maxim Kuvyrkov <maxim@codesourcery.com>
2006 * target.h (struct gcc_target): Update prototypes of needs_block_p
2008 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2009 * sel-sched.c (create_speculation_check): Likewise.
2010 * doc/tm.texi: Provide documentation for new target hooks.
2012 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2013 (ia64_gen_spec_insn): Removed.
2014 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2015 ia64_gen_spec_check): New static functions.
2016 (ia64_alloc_sched_context, ia64_init_sched_context,
2017 ia64_set_sched_context, ia64_clear_sched_context,
2018 ia64_free_sched_context, ia64_get_insn_spec_ds,
2019 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2020 (ia64_needs_block_p): Change prototype.
2021 (ia64_gen_check): Rename to ia64_gen_spec_check.
2022 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2023 into declaration, add special memory dependencies handling.
2024 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2025 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2026 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2027 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2028 Define new target hooks.
2029 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2030 (ia64_optimization_options): Turn on selective scheduling with -O3,
2031 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2032 default with selective scheduling.
2033 (ia64_override_options): Initialize align_loops and align_functions
2034 to 32 and 64, respectively. Set global selective scheduling flags
2035 according to target-dependent flags.
2036 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2037 (group_barrier_needed): Use new mstop-bit-before-check flag.
2039 (dfa_state_size): Make global.
2040 (spec_check_no, max_uid): Remove.
2041 (mem_ops_in_group, current_cycle): New variables.
2042 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2043 Initialize new variables.
2044 (is_load_p, record_memory_reference): New functions.
2045 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2047 (ia64_variable_issue): Change use of current_sched_info to
2048 sched_deps_info. Update comment. Note if a load or a store is issued.
2049 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2050 advance if maximal number of loads or stores was issued on current
2052 (scheduled_good_insn): New static helper function.
2053 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2054 a group barrier is needed. Fix vertical spacing. Guard the code
2055 doing state transition with last_scheduled_insn check.
2056 Mark that a stop bit should be before current insn if there was a
2057 cycle advance. Update current_cycle and mem_ops_in_group.
2058 (ia64_h_i_d_extended): Change use of current_sched_info to
2059 sched_deps_info. Reallocate stops_p by larger chunks.
2060 (struct _ia64_sched_context): New structure.
2061 (ia64_sched_context_t): New typedef.
2062 (ia64_alloc_sched_context, ia64_init_sched_context,
2063 ia64_set_sched_context, ia64_clear_sched_context,
2064 ia64_free_sched_context): New static functions.
2065 (gen_func_t): New typedef.
2066 (get_spec_load_gen_function): New function.
2067 (SPEC_GEN_EXTEND_OFFSET): Declare.
2068 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2069 (get_mode_no_for_insn): Change the condition that prevents use of
2070 special hardware registers so it can now handle pseudos.
2071 (get_spec_unspec_code): New function.
2072 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2073 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2074 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2075 during selective scheduling.
2076 (ia64_speculate_insn): Use ds_get_speculation_types when
2077 determining whether we need to change the pattern.
2078 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2079 (ia64_spec_check_src_p): Support new speculation/check codes.
2080 (struct bundle_state): New field.
2081 (issue_nops_and_insn): Initialize it.
2082 (insert_bundle_state): Minimize mid-bundle stop bits.
2083 (important_for_bundling_p): New function.
2084 (get_next_important_insn): Use important_for_bundling_p.
2085 (bundling): When shifting TImode from unimportant insns, ignore
2086 also group barriers. Assert that best state is found before
2087 the backward bundling pass. Print number of mid-bundle stop bits.
2088 Minimize mid-bundle stop bits. Check correct calculation of
2089 mid-bundle stop bits.
2090 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2091 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2093 (sel2_run): New variable.
2094 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2095 selective scheduling pass instead of schedule_ebbs.
2097 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2098 (UNSPEC_LDS_A): New UNSPEC.
2099 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2100 movti_internal, movsf_internal, movdf_internal,
2101 movxf_internal): Make visible. Add speculable* attributes.
2102 (output_c_nc): New mode attribute.
2103 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2104 mov<mode>_nc, zero_extend<mode>di2_nc,
2105 advanced_load_check_nc_<mode>): New insns.
2106 (zero_extend*): Add speculable* attributes.
2108 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2109 (msched-stop-bits-after-every-cycle): Likewise.
2110 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2112 (msched-spec-verbose): Remove.
2113 (msched-prefer-non-data-spec-insns,
2114 msched-prefer-non-control-spec-insns,
2115 msched-count-spec-in-critical-path,
2116 msel-sched-dont-check-control-spec): Use Target Report Var
2117 instead of Common Report Var.
2119 * config/ia64/itanium2.md: Remove incorrect bypass.
2121 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2123 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2126 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2127 and -fhelp=separate.
2129 2008-10-14 Ben Elliston <bje@au.ibm.com>
2131 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2133 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2135 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2138 2008-10-13 Matthias Klose <doko@ubuntu.com>
2140 * config/pa/linux-atomic.c: Work around missing header file
2141 for hppa64-linux-gnu targets.
2143 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2144 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2145 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2146 Grace Cao <grace_cao@playstation.sony.com>
2148 * doc/invoke.texi (-mgen-cell-microcode): Document.
2149 (-mwarn-cell-microcode): Document.
2150 * cfglayout.c (locator_location): Export.
2151 * rtl.h (locator_location): Define prototype.
2152 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2154 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2155 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2156 (mwarn-cell-microcode): New option.
2157 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2158 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2159 cell and not already set.
2160 Turn off string instructions if not generating cell microcode.
2161 (rs6000_final_prescan_insn): New function that warns about microcoded
2163 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2164 * config/rs6000/rs6000.md
2165 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2166 the instruction would have been microcoded on the Cell. Set
2167 cell_micro to always on unnamed patterns for the string instructions.
2168 (cell_micro): Update definition, remove load/store conditional
2170 (sign_extend:DI): Define new pattern for non microcoded version.
2171 (sign_extend:SI): Likewise.
2172 (compare (div:P)): Set cell_micro to not.
2173 (andsi3): Define as an expand.
2174 (andsi3_mc): New pattern.
2175 (andsi3_nomc): New pattern.
2176 (andsi3_internal0_nomc): New pattern.
2177 (andsi3_internal2): Rename to ...
2178 (andsi3_internal2_mc): this and enable iff generating microcode.
2179 (andsi3_internal3): Rename to ...
2180 (andsi3_internal3_mc): this and enable iff generating microcode.
2181 (andsi3_internal4): Enable iif generating microcode.
2182 (andsi3_internal5): Rename to ..
2183 (andsi3_internal5_mc): this and enable iff generating microcode.
2184 (andsi3_internal5_nomc): New pattern.
2185 (extzvdi_internal1): Enable iff generating microcode.
2186 (extzvdi_internal2): Likewise.
2187 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2188 (anddi3): Change to expand.
2189 (anddi3_mc): Rename from anddi3.
2190 (anddi3_no_mc): New pattern.
2191 (anddi3_internal2): Rename to ..
2192 (anddi3_internal2_mc): this and enable iff generating microcode.
2193 (anddi3_internal2_nomc): New pattern.
2194 (anddi3_internal3): Rename to ..
2195 (anddi3_internal3_mc): this and enable iff generating microcode.
2196 (anddi3_internal3_nomc): New pattern.
2197 (movti_string): Set cell_micro to always if TARGET_STRING.
2198 (stmsi8): Set cell_micro to always.
2204 (stmsi8_power): Likewise.
2205 (stmsi7_power): Likewise.
2206 (stmsi6_power): Likewise.
2207 (stmsi5_power): Likewise.
2208 (stmsi4_power): Likewise.
2209 (stmsi3_power): Likewise.
2210 (movsi_update2): Enable iff generating microcode.
2211 (movhi_update3): Likewise.
2212 (lmw): Set cell_micro to always.
2214 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2216 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2217 * config/s390/s390.c (machine_function): Remove
2218 decomposed_literal_pool_addresses_ok_p.
2219 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2220 the difference of two labels.
2221 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2222 (s390_pool_offset): New function.
2223 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2224 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2226 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2228 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2229 (powerpc*-*-linux-gnu*): Describe.
2230 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2231 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2232 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2233 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2234 config/rs6000/e500crtres32gpr.asm,
2235 config/rs6000/e500crtres64gpr.asm,
2236 config/rs6000/e500crtres64gprctr.asm,
2237 config/rs6000/e500crtrest32gpr.asm,
2238 config/rs6000/e500crtrest64gpr.asm,
2239 config/rs6000/e500crtresx32gpr.asm,
2240 config/rs6000/e500crtresx64gpr.asm,
2241 config/rs6000/e500crtsav32gpr.asm,
2242 config/rs6000/e500crtsav64gpr.asm,
2243 config/rs6000/e500crtsav64gprctr.asm,
2244 config/rs6000/e500crtsavg32gpr.asm,
2245 config/rs6000/e500crtsavg64gpr.asm,
2246 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2247 * config/rs6000/crtsavres.asm: Really remove.
2249 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2252 * c-format.c (convert_format_name_to_system_name): Use
2253 TARGET_OVERRIDES_FORMAT_INIT.
2254 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2255 * config/i386/mingw.opt: New.
2256 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2257 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2258 (ms_printf_length_specs): Removed const specifier.
2259 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2260 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2262 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2264 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2265 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2267 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2270 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2271 sure that ref has valid bb.
2273 2008-10-12 Richard Henderson <rth@redhat.com>
2276 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2277 * alias.c (value_addr_p, stack_addr_p): Remove.
2278 (nonoverlapping_memrefs_p): Remove IRA special case.
2279 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2280 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2281 * reload1.c (alter_reg): Use it.
2283 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2286 of registers instead of eax, ebx, ecx and edx. Use for loop
2287 and check register for non-zero value before the call
2288 to decode_caches_intel.
2290 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2292 PR rtl-optimization/37448
2293 * df.h: (df_ref_class): New enum.
2294 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2295 (struct df_ref): Replaced with union df_ref_d.
2296 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2297 New members of df_ref_d union.
2298 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2299 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2300 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2301 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2302 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2303 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2304 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2305 (df_scan_bb_info, df_bb_regno_first_def_find,
2306 df_bb_regno_last_def_find, df_find_def, df_find_use,
2307 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2308 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2309 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2310 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2311 Replaced struct df_ref * with df_ref.
2312 * df-scan.c (df_collection_rec, df_null_ref_rec,
2313 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2314 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2315 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2316 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2317 df_reorganize_refs_by_reg_by_reg,
2318 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2319 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2320 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2321 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2322 df_bb_refs_record, df_exit_block_uses_collect,
2323 df_record_exit_block_uses, df_reg_chain_mark,
2324 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2325 df_ref * with df_ref.
2326 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2327 df_ref_class parameter.
2328 (df_scan_problem_data): Added new pools for different types of refs.
2329 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2330 df_ref_create_structure): Processed new ref pools.
2331 (df_scan_start_dump): Added counts of refs and insns.
2332 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2333 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2334 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2335 code to pass df_ref_class down to ref creation functions.
2336 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2337 df_reg_chain_mark): Use macros to hide references to df_refs.
2338 (df_ref_chain_change_bb): Removed.
2339 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2340 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2341 Enhanced to understand df_ref union structure.
2342 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2343 all_uses_available_at, update_df, try_fwprop_subst,
2344 forward_propagate_subreg, forward_propagate_and_simplify,
2345 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2346 df_ref * with df_ref.
2347 (use_killed_between, all_uses_available_at): Use macros to hide
2348 references to df_refs.
2349 * regstat.c (regstat_bb_compute_ri,
2350 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2352 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2353 see_handle_relevant_refs, see_analyze_one_def,
2354 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2355 struct df_ref * with df_ref.
2356 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2357 global_conflicts): Replaced struct df_ref * with df_ref.
2358 * ddg.c (create_ddg_dep_from_intra_loop_link,
2359 add_cross_iteration_register_deps, build_inter_loop_deps):
2360 Replaced struct df_ref * with df_ref.
2361 (create_ddg_dep_from_intra_loop_link,
2362 add_cross_iteration_register_deps): Use macros to hide references
2364 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2365 df_ref * with df_ref.
2366 * df-core.c (df_bb_regno_first_def_find,
2367 df_bb_regno_last_def_find, df_find_def, df_find_use,
2368 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2369 debug_df_ref): Replaced struct df_ref * with df_ref.
2370 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2371 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2373 * web.c (union_defs, entry_register, replace_ref, web_main):
2374 Replaced struct df_ref * with df_ref.
2375 (union_defs, replace_ref): Use macros to hide references to df_refs.
2376 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2377 Replaced struct df_ref * with df_ref.
2378 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2379 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2380 Replaced struct df_ref * with df_ref.
2381 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2382 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2384 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2385 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2386 df_compute_accessed_bytes_strict_low_part,
2387 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2388 Replaced struct df_ref * with df_ref.
2389 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2390 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2391 df_ref * with df_ref.
2392 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2393 check_dependency, check_dependencies, record_uses): Replaced
2394 struct df_ref * with df_ref.
2395 (invariant_for_use, check_dependency): Use macros to hide
2396 references to df_refs.
2397 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2398 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2399 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2400 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2401 references to df_refs.
2402 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2404 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2405 * df-problems.c (df_rd_bb_local_compute_process_def,
2406 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2407 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2408 df_chain_remove_problem, df_chain_create_bb_process_use,
2409 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2410 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2411 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2412 df_byte_lr_simulate_artificial_refs_at_top,
2413 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2414 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2415 df_simulate_uses, df_simulate_artificial_refs_at_end,
2416 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2418 (df_chain_dump): Use macros to hide references to df_refs.
2419 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2420 df_ref * with df_ref.
2421 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2422 mark_artificial_uses, mark_reg_dependencies,
2423 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2425 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2427 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2429 (array_ref_element_size): Likewise.
2430 (array_ref_low_bound): Likewise.
2431 (array_ref_up_bound): Likewise.
2432 * expr.c (contains_packed_reference): Likewise.
2433 (array_ref_element_size): Likewise.
2434 (array_ref_low_bound): Likewise.
2435 (array_ref_up_bound): Likewise.
2436 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2437 with ARRAY_RANGE_REF.
2438 (idx_find_step): Likewise.
2439 (idx_record_use): Likewise.
2440 (strip_offset_1): Likewise.
2441 (idx_remove_ssa_names): Likewise.
2443 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2444 Andi Kleen <ak@linux.intel.com>
2446 * config/i386/cpuid.h (__cpuid_count): New defines.
2447 * config/i386/driver-i386.c (struct cache_desc): New structure.
2448 (describe_cache): Use struct cache_desc to pass cache descriptions.
2449 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2450 (detect_caches_amd): Use struct cache_desc to describe caches.
2451 (decode_caches_intel): Use struct cache_desc to pass cache
2452 descriptions. Update descriptions to match latest (rev -032,
2453 December 2007) CPUID documentation. Do not check valid bit here.
2454 Check for Xeon MP value 0x49 problems.
2455 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2456 Check valid bit before calling decode_caches_intel. Detect number
2457 of times to repeat CPUID instruction.
2458 (detect_caches_cpuid4): New function.
2459 (detect_caches_intel): Depending on max_level, call
2460 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2461 only when other methods fail to provide valid L2 cache description.
2463 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2466 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2467 it to PIC call patterns.
2468 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2469 code generation and attributes from pattern. Change peephole2 to
2470 split for noreturn case. Revise split pattern for non noreturn case.
2471 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2472 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2473 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2476 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2478 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2479 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2481 (divdf3): Reformat long line.
2483 2008-10-11 Michael J. Eager <eager@eagercon.com>
2485 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2487 (rs6000_handle_option): Process -mfpu options.
2488 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2489 (enum fpu_type_t): New.
2490 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2491 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2493 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2494 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2495 * config/rs6000/rs6000.opt (-mfpu): New.
2496 (-mxilinx-fpu): New.
2497 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2498 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2499 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2500 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2501 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2503 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2506 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2507 LO_SUM on Darwin if mode has just one unit.
2509 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2512 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2513 has been optimized out.
2515 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2517 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2518 instead of PIC_DIRECT_ADDR_P.
2519 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2520 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2521 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2522 (PIC_OFFSET_P): Rename to...
2523 (PCREL_SYMOFF_P): ...this.
2524 (PIC_DIRECT_ADDR_P): Delete.
2525 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2527 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2528 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2529 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2530 * config/sh/sh.c (print_operand): Remove CONST handling.
2531 (unspec_caller_rtx_p): Rewrite to use split_const and check
2532 the operands of UNSPEC bases.
2533 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2534 with (unspec [A B] UNSPEC_SYMOFF).
2535 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2536 UNSPEC_PCREL_SYMOFF.
2537 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2538 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2539 (UNSPEC_EXTRACT_U16): Likewise.
2540 (UNSPEC_SYMOFF): Likewise.
2541 (UNSPEC_PCREL_SYMOFF): Likewise.
2542 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2544 (movsi_const_16bit): Likewise.
2545 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2546 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2547 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2548 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2549 with (unspec [A B] UNSPEC_SYMOFF).
2550 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2551 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2552 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2553 (Csu): Likewise UNSPEC_EXTRACT_U16.
2554 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2555 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2557 2008-10-10 Stepan Kasal <skasal@redhat.com>
2559 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2560 for loop strip mining and loop blocking.
2562 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2564 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2565 vary types depending on debug info.
2567 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2569 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2570 before ensuring it's already computed.
2572 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2574 * rtl.h (locator_eq): New decl.
2575 * cfglayout.c (locator_scope): New function.
2576 (insn_scope): Use it.
2577 (locator_eq): New function.
2578 (fixup_reorder_chain): Search for last insn in src bb
2579 that has locator set or first insn in dest bb. Use
2580 locator_eq instead of == to compare locators.
2581 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2582 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2583 == to compare locators.
2585 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2587 * gimple-low.c (lower_function_body, lower_gimple_return,
2588 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2589 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2590 goto_block on edges if goto_locus is known.
2593 * tree.h (get_object_alignment): Declare.
2594 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2595 get_object_alignment if needed.
2596 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2598 (get_object_alignment): ... here. New function. Try harder to
2599 determine alignment from get_inner_reference returned offset.
2601 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2603 * graphite.c (gloog): Don't call find_unreachable_blocks
2604 before delte_unreachable_blocks.
2606 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2607 goto_locus of true_edge into RTL locator.
2609 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2612 (*jcc_btdi_mask_rex64): Ditto.
2614 (*jcc_btsi_mask): Ditto.
2615 (*jcc_btsi_1): Ditto.
2616 (*jcc_btsi_mask_1): Ditto.
2618 2008-10-08 Paul Brook <paul@codesourcery.com>
2620 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2621 compatible profiler (__gnu_mcount_nc).
2622 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2624 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2626 * config/i386/i386.c (initial_ix86_tune_features): Add
2627 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2628 * config/i386/i386.h (ix86_tune_indices): Likewise.
2629 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2631 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2632 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2633 for FP to FP splitters.
2635 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2640 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2644 PR rtl-optimization/37341
2645 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2646 to ORIG_BB, pass through ORIG_BB recursively.
2647 (cse_condition_code_reg): Adjust caller.
2649 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2651 * sdbout.c (sdbout_one_type): Treat the value type
2652 CONST_DECL for enumerals.
2654 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/i386/i386.md: Remove trailing white spaces.
2658 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2660 PR rtl-optimization/37448
2661 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2662 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2664 (struct output_info) [count]: Renamed total_created and made
2666 (struct output_info) [size]: Renamed total_allocated and made
2668 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2669 Properly keep track of desc->size.
2670 (print_statistics, dump_alloc_pool_statistics): Enhance the
2671 printing of statistics to print the number of elements and to use
2674 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2677 * opts.h (CL_SAVE): Move up to flags range.
2678 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2679 CL_COMMON): Renumber.
2680 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2681 * opts.c (common_handle_option): Revert last change.
2683 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2685 * config/i386/i386-protos.h (ix86_schedule): New.
2687 * config/i386/i386.c (ix86_schedule): New.
2688 (override_options): Add schedule to processor_alias_table. Set
2689 ix86_schedule from the schedule field in processor_alias_table.
2690 (ix86_function_specific_save): Save ix86_schedule.
2691 (ix86_function_specific_restore): Restore ix86_schedule.
2693 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2694 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2697 * config/i386/i386.opt: Add schedule.
2699 * config/i386/ppro.md: Remove generic32.
2701 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2704 * expr.c (count_type_elements): Handle ERROR_MARK.
2706 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2711 * basic-block.h (struct edge_def): Add goto_block field.
2712 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2713 one insn with locus corresponding to edge's goto_locus if !optimize.
2714 * profile.c (branch_prob): Copy edge's goto_block.
2715 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2717 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2718 locator in between the merged basic blocks if !optimize and needed.
2719 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2720 goto_locus into RTL locator. For unconditional jump use that
2721 locator for the jump insn.
2722 (expand_gimple_cond): Convert goto_block and goto_locus into
2723 RTL locator for all remaining edges. For unconditional jump
2724 use that locator for the jump insn.
2725 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2726 there is more than one edge or insn locator along the forwarding
2727 edges and !optimize. If there is just one, set e->goto_locus.
2728 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2730 (move_block_to_fn): Adjust edge's goto_block.
2732 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2735 * expmed.c (expand_mult): Properly check DImode constant in
2738 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2741 * dwarf2out.c (common_block_die_table): New variable.
2742 (common_block_die_table_hash, common_block_die_table_eq): New
2744 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2745 COMMON block in the current scope rather than globally. Optimize
2746 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2747 DW_OP_addr SYMBOL_REF+off.
2749 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2751 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2752 Return true for non-addressable GIMPLE operands.
2754 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2757 * config/i386/i386.c (initial_ix86_tune_features): Remove
2758 X86_TUNE_USE_BIT_TEST.
2759 * config/i386/i386.h (ix86_tune_indices): Likewise.
2760 (TARGET_USE_BIT_TEST): Removed.
2762 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2764 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2766 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2768 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2769 (mul<mode>3_mul3): ... into this new template.
2771 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2773 * gimplify.c (gimplify_arg): Add location argument. Use it.
2774 (gimplify_call_expr): Pass location to gimplify_arg.
2775 (gimplify_modify_expr_to_memcpy): Same.
2776 (gimplify_modify_expr_to_memset): Same.
2778 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2780 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2781 Update calls to build_unary_op and build_indirect_ref for location
2784 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2787 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2788 * c-typeck.c (array_to_pointer_conversion): Pass location to
2790 (function_to_pointer_conversion): Use error_at and warning_at.
2791 (build_indirect_ref): Same.
2792 (build_array_ref): Pass location to build_binary_op.
2793 (parser_build_unary_op): Do not set location after calling
2795 (build_unary_op): Add location argument. Use it throughout. Set
2796 EXPR_LOCATION before returning new tree.
2797 (build_modify_expr): Same.
2798 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2800 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2801 build_indirect_ref, build_modify_expr.
2802 (c_finish_omp_for): Same. Use error_at instead of error.
2803 * c-common.c (c_common_truthvalue_conversion): Pass location to
2805 (warn_for_div_by_zero): Add location argument.
2806 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2807 build_unary_op, warn_for_div_by_zero.
2808 * c-parser.c (c_parser_typeof_specifier): Use
2809 protected_set_expr_location.
2810 (c_parser_statement_after_labels): Same.
2811 (c_parser_condition): Same.
2812 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2813 (c_parser_conditional_expression): Use protected_set_expr_location.
2814 (c_parser_unary_expression): Pass location to build_indirect_ref.
2815 (c_parser_postfix_expression_after_primary): Pass location to
2816 build_indirect_ref, build_unary_op.
2817 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2819 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2821 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2822 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2823 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2825 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2826 (mips_issue_rate): Handle PROCESSOR_R10000.
2827 * config/mips/mips.md (cpu): Add r10000.
2829 * config/mips/10000.md: New file.
2831 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2833 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2834 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2835 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2837 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2839 * config/darwin-protos.h (machopic_function_base_name): Delete.
2840 (machopic_function_base_sym): Likewise.
2841 (machopic_gen_offset): Declare.
2842 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2843 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2844 * config/darwin.c (machopic_function_base_name): Delete.
2845 (machopic_function_base_sym): Likewise.
2846 (gen_pic_offset): Rename to...
2847 (machopic_gen_offset): ...this and remove the pic_base argument.
2848 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2849 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2850 crtl->uses_pic_offset_table.
2851 (machopic_indirect_data_reference): Use new machopic_gen_offset
2853 (machopic_legitimize_pic_address): Likewise.
2854 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2856 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2857 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2858 * config/i386/i386.c (output_set_got): Likewise.
2859 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2861 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2862 (legitimate_address_p): Likewise.
2863 (output_pic_addr_const): Likewise.
2864 (output_addr_const_extra): Likewise.
2865 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2866 match an UNSPEC rather than a MINUS.
2867 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2868 (builtin_setjmp_receiver): Use machopic_gen_offset.
2869 * config/i386/predicates.md (pic_symbolic_operand): Handle
2870 UNSPEC_MACHOPIC_OFFSET.
2872 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2873 Use machopic_gen_offset and machopic_operand_p.
2874 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2875 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2876 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2877 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2878 Set crtl->uses_pic_offset_table.
2880 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2882 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2884 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2885 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2886 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2887 (constant_pool_expr_p): Use split_const and check the base.
2888 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2890 (legitimate_constant_pool_address_p): Check toc_relative_p
2891 instead of constant_pool_expr_p.
2892 (print_operand_address): Always use output_addr_const for
2893 constant pool addresses.
2894 (rs6000_output_addr_const_extra): New function.
2895 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2897 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2901 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2902 (mark_ref_live, mark_ref_dead): Use them.
2903 (def_conflicts_with_inputs_p): Remove.
2904 (mark_early_clobbers): New function.
2905 (process_bb_node_lives): Call preprocess_constraints and
2906 mark_early_clobbers.
2908 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2910 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2912 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2913 lib with -mthread switch.
2915 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2918 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2919 function in two, making it call a new and reusable
2920 dwarf2out_imported_module_or_decl() that takes the containing
2921 BLOCK of the declaration in argument.
2922 (dwarf2out_imported_module_or_decl_real): New function.
2923 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2924 IMPORTED_DECL in account.
2925 * tree.def: Added IMPORTED_DECL node type.
2926 * tree.h: Added accessors for IMPORTED_DECL nodes.
2927 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2929 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2931 * doc/gimple.texi: Fix some typos, wrap some long lines,
2932 fix some broken wraps with continuations.
2933 * tree-ssa-reassoc.c: Fix comment typos.
2935 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2938 * pa.c (legitimize_pic_address): Force function labels to memory in
2941 2008-10-04 Anton Blanchard <anton@samba.org>
2943 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2944 (rs6000_split_atomic_op): Same.
2945 (rs6000_split_compare_and_swap): Same.
2946 (rs6000_split_compare_and_swapqhi): Same.
2948 2008-10-04 Richard Guenther <rguenther@suse.de>
2950 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2951 instead of pointer equality.
2952 (vn_nary_op_eq): Likewise.
2954 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2956 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2958 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2959 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2961 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2963 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2964 Revert previous change.
2966 2008-10-03 Tom Tromey <tromey@redhat.com>
2968 * stringpool.c (ggc_alloc_string): Terminate string.
2970 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2972 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2973 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2974 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2977 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2980 2008-10-03 Pascal Obry <obry@adacore.com>
2982 * gcov.c (create_file_names): Properly handle UNIX and DOS
2983 directory separators.
2984 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2985 separator to '~' to ensure clean filenames on Windows.
2987 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2989 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2990 Add a null terminator to the stripped name.
2992 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2994 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2995 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2996 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2997 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2998 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2999 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3000 TARGET_SINGLE_FLOAT.
3002 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3004 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3006 2008-10-02 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3010 and VECTOR_TYPE recurse with useless_type_conversion_p which
3011 properly handles void pointer conversion.
3013 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3016 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3017 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3019 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3021 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3022 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3023 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3024 they translate to non builtins.
3025 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3026 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3027 __builtin_vec_promote, __builtin_vec_extract, and
3028 __builtin_vec_insert.
3029 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3030 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3031 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3032 * config/rs6000/altivec.h (vec_extract): Define
3033 (vec_insert): Define.
3034 (vec_splats): Define.
3035 (vec_promote): Define.
3037 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3038 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3039 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3041 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3043 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3044 prototype. Add new parameter, blk.
3045 Use BLKmode for the MEM if blk is true.
3046 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3047 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3048 ALTIVEC_BUILTIN_STVRXL.
3049 Update usage of altivec_expand_lv_builtin.
3050 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3051 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3052 (altivec_init_builtins): If compiling for the Cell, also define the
3054 * config/rs6000/rs6000.h (rs6000_builtins): Define
3055 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3056 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3057 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3058 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3059 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3060 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3061 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3062 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3063 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3064 UNSPEC_STVRX, and UNSPEC_STVRXL.
3065 (altivec_lvlx): New pattern.
3066 (altivec_lvlxl): New pattern.
3067 (altivec_lvrx): New pattern.
3068 (altivec_lvrxl): New pattern.
3069 (altivec_stvlx): New pattern.
3070 (altivec_stvlxl): New pattern.
3071 (altivec_stvrx): New pattern.
3072 (altivec_stvrxl): New pattern.
3073 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3074 (vec_lvlxl): Likewise.
3075 (vec_lvrx): Define if PPU is defined.
3076 (vec_lvrxl): Likewise.
3077 (vec_stvlx): Define if PPU is defined.
3078 (vec_stvlxl): Likewise.
3079 (vec_stvrx): Define if PPU is defined.
3080 (vec_stvrxl): Likewise.
3082 2008-10-01 Geert Bosch <bosch@adacore.com>
3084 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3086 2008-10-01 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/37617
3089 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3090 do not add to the NEW_SETS.
3092 2008-10-01 Richard Guenther <rguenther@suse.de>
3095 * tree-vrp.c (execute_vrp): If we optimized away the default
3096 case make sure to promote the label that got in place of it
3097 to a default case label.
3099 2008-10-01 Richard Henderson <rth@redhat.com>
3102 * tree-complex.c (set_component_ssa_name): Don't optimize
3103 is_gimple_min_invariant values with ssa_names in abnormal phis.
3105 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3107 PR tree-optimization/37662
3108 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3109 commutative binary operation if they are in the wrong order and
3110 fold_build2 produces non-GIMPLE.
3112 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3114 PR tree-optimization/37662
3115 PR tree-optimization/37663
3116 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3117 get_value_range with non-SSA_NAME. Don't assert operands have been
3118 folded, instead just bail out.
3120 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3122 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3124 2008-09-30 Richard Guenther <rguenther@suse.de>
3127 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3128 build restrict-qualified pointers.
3129 (vectorizable_store): Move alias check later.
3130 (vectorizable_load): Likewise.
3132 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3134 * c-common.c (empty_if_body_warning): Remove.
3135 * c-common.h (empty_if_body_warning): Remove.
3136 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3137 here the -Wempty-body warning for `if' and `else' statements.
3138 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3140 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3142 * config/i386/i386.opt: Add msse2avx.
3144 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3145 * config/i386/linux64.h (ASM_SPEC): Likewise.
3147 * doc/invoke.texi: Document -msse2avx.
3149 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3151 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3153 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3155 * ifcvt.c (noce_emit_store_flag): If using condition from original
3156 jump, reverse it if if_info->cond was reversed.
3158 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3160 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3161 non-constant memory if it cannot be forced to constant memory.
3162 Overhaul surrounding code and factor out common condition.
3164 2008-09-29 Jeff Law <law@redhat.com>
3166 * reload1.c (alter_reg): Add missing curly braces.
3168 2008-09-29 Michael J. Eager <eager@eagercon.com>
3170 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3172 * config/rs6000/rs6000.c (rs6000_override_options): Move
3173 rs6000_init_hard_regno_mode_ok after all options changed.
3174 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3175 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3176 -msimple-fpu flags. Add warning messages if single FP not configured.
3177 (rs6000_file_start): Output gnu_attribute for single-float.
3178 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3179 (rs6000_legitimize_address): Likewise.
3180 (rs6000_legitimize_reload_address): Likewise.
3181 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3182 TARGET_SINGLE_FLOAT.
3183 (function_arg_advance): Likewise (partial conversion).
3184 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3185 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3186 TARGET_SINGLE_FLOAT.
3187 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3188 (rs6000_emit_prologue): Likewise.
3189 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3190 TARGET_SINGLE_FLOAT.
3191 (rs6000_libcall_value): Likewise.
3192 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3193 (TARGET_DOUBLE_FLOAT): New default to 1
3194 (TARGET_SIMPLE_FPU): New default to 0
3195 (TARGET_SINGLE_FPU): New default to 0
3196 (TARGET_SINGLE_FLOAT_MODE): New.
3197 (TARGET_DOUBLE_FLOAT_MODE): New.
3198 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3199 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3201 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3202 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3203 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3204 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3205 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3206 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3207 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3208 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3209 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3210 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3211 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3212 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3213 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3214 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3215 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3216 cmptf_internal1, *cmptf_internal2): Condition on
3217 TARGET_DOUBLE_FLOAT.
3218 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3219 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3220 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3221 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3222 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3223 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3224 TARGET_SINGLE_FLOAT.
3225 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3226 * config/rs6000/rs6000.opt (-msingle-float): New.
3227 (-mdouble-float): New.
3228 (-msimple-fpu): New.
3229 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3230 -msingle-float, -mdouble-float, -msimple-fpu options.
3231 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3232 _SOFT_DOUBLE for -msingle-float.
3233 * config.gcc: New config for target=powerpc-xilinx-eabi.
3235 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3237 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3238 have exit and entry.
3239 (new_scop): Take entry and exit edge to define new SCoP.
3240 (sd_region_p): New structure used during SCoP detection.
3241 (move_scops): Delete.
3242 (move_sd_regions): New.
3243 (scopdet_info): Change the definition from edges back to basic_blocks.
3244 (scopdet_edge_info): Work on basic_blocks and rename to
3245 scopdet_basic_block_info.
3246 (split_difficult_bb): At the moment removed. We should later
3247 add it at another place.
3248 (build_scops_1): Work on basic_blocks.
3249 (bb_in_sd_region): New.
3250 (find_single_entry_edge): New.
3251 (find_single_exit_edge): New.
3252 (create_single_entry_edge): New.
3253 (sd_region_without_exit): New.
3254 (create_single_exit_edge): New.
3255 (unmark_exit_edges): New.
3256 (mark_exit_edges): New.
3257 (create_sese_edges): New.
3258 (build_graphite_scops): New.
3259 (build_scops): Make SCoPs SESE.
3260 (limit_scops): Use the new functions.
3262 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3264 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3266 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3269 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3270 address to a register before taking the lower part.
3272 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3274 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3277 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3278 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3281 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3282 the newly created variable.
3283 Create a VECTOR_CST of all 1s for vector types.
3285 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3288 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3290 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3292 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3293 order to convert between modes.
3294 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3296 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3298 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3301 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3304 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3308 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3310 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3311 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3312 them to yield false with MIPS16.
3314 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3317 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3318 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3319 mem_loc_descriptor failed. Accept UNSPEC.
3320 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3321 fail if one of the loc_descriptor calls for pieces failed.
3322 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3323 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3324 if loc_descriptor_from_tree_1 on offset failed.
3327 * opts.c (common_handle_option): Don't call print_specific_help with
3328 CL_SAVE as first argument.
3330 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3331 Steve Ellcey <sje@cup.hp.com>
3333 * configure: Regenerate for new libtool.
3334 * aclocal.m4: Ditto.
3336 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3338 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3339 alias set on MEM when saving stack pointer.
3340 * config/rs6000/rs6000.md (allocate_stack): Likewise
3342 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3344 PR tree-optimization/37574
3345 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3346 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3347 instead of vector_type for constants. Take computation out of loop.
3348 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3349 and use only vector_type for invariant case.
3350 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3352 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3355 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3356 the decl is a VAR_DECL or FUNCTION_DECL.
3358 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3361 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3362 (mark_ref_live, mark_ref_dead): Use them.
3363 (def_conflicts_with_inputs_p): Remove.
3364 (mark_early_clobbers): New function.
3365 (process_bb_node_lives): Call preprocess_constraints and
3366 mark_early_clobbers.
3368 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3370 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3373 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3374 (ira_compress_allocno_live_ranges): New prototype.
3376 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3377 (coalesced_allocnos_living_at_program_points): New.
3378 (coalesced_allocnos_live_at_points_p,
3379 set_coalesced_allocnos_live_points): New functions.
3380 (coalesce_spill_slots): Rewrite.
3382 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3383 ira_compress_allocno_live_ranges): New functions.
3385 * ira-build.c (ira_flattening): Call
3386 ira_compress_allocno_live_ranges.
3389 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3391 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3394 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3396 * combine.c (make_compound_operation): Handle the 'E' format.
3397 (count_rtxs): Likewise.
3398 (update_table_tick): Likewise.
3399 (get_last_value_validate): Likewise.
3401 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3403 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3405 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3407 * matrix-reorg.c (transform_allocation_sites): Initializers
3408 added to avoid the warning.
3410 2008-09-25 Martin Jambor <mjambor@suse.cz>
3412 * cgraph.c (free_nodes): New variable.
3413 (NEXT_FREE_NODE): New macro.
3414 (cgraph_create_node): Reuse nodes from the free list. Do not
3415 update uid if doing so.
3416 (cgraph_remove_node): Add the node to the free list.
3418 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3420 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3422 2008-09-24 Richard Henderson <rth@redhat.com>
3424 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3425 * unwind-dw2.c (execute_stack_op): Handle it.
3427 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3430 2008-09-24 Michael J. Eager <eager@eagercon.com>
3432 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3434 * c-common.c (fname_decl): New location argument.
3435 * c-common.h (fname_decl): Same.
3436 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3438 (c_parser_typeof_specifier): Same.
3439 (c_parser_parms_list_declarator): Same.
3440 (c_parser_asm_string_literal): Same.
3441 (c_parser_compound_statement_nostart): Same.
3442 (c_parser_label): Same.
3443 (c_parser_do_statement): Same.
3444 (c_parser_asm_statement): Same.
3445 (c_parser_unary_expression): Same.
3446 (c_parser_sizeof_expression): Same.
3447 (c_parser_postfix_expression): Same.
3448 (c_parser_pragma): Same.
3449 (c_parser_omp_clause_collapse): Same.
3450 (c_parser_omp_clause_num_threads): Same.
3451 (c_parser_omp_clause_schedule): Same.
3452 (c_parser_omp_all_clauses): Same.
3453 (c_parser_omp_sections_scope): Same.
3454 (c_parser_omp_for_loop): Same. Pass condition's location to
3455 c_objc_common_truthvalue_conversion.
3456 (c_parser_enum_specifier): Remove comment.
3458 2008-09-24 Michael J. Eager <eager@eagercon.com>
3460 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3462 * config/rs6000/rs6000.c (rs6000_override_options): Move
3463 rs6000_init_hard_regno_mode_ok after all options changed.
3464 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3465 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3466 -msimple-fpu flags. Add warning messages if single FP not configured.
3467 (rs6000_file_start): Output gnu_attribute for single-float.
3468 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3469 (rs6000_legitimize_address): Likewise.
3470 (rs6000_legitimize_reload_address): Likewise.
3471 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3472 TARGET_SINGLE_FLOAT.
3473 (function_arg_advance): Likewise.
3474 (function_arg): Likewise.
3475 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3476 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3477 TARGET_SINGLE_FLOAT.
3478 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3479 (rs6000_emit_prologue): Likewise.
3480 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3481 TARGET_SINGLE_FLOAT.
3482 (rs6000_libcall_value): Likewise.
3483 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3484 (TARGET_DOUBLE_FLOAT): New default to 1
3485 (TARGET_SIMPLE_FPU): New default to 0
3486 (TARGET_SINGLE_FPU): New default to 0
3487 (TARGET_SINGLE_FLOAT_MODE): New.
3488 (TARGET_DOUBLE_FLOAT_MODE): New.
3489 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3490 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3492 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3493 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3494 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3495 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3496 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3497 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3498 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3499 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3500 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3501 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3502 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3503 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3504 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3505 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3506 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3507 cmptf_internal1, *cmptf_internal2): Condition on
3508 TARGET_DOUBLE_FLOAT.
3509 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3510 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3511 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3512 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3513 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3514 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3515 TARGET_SINGLE_FLOAT.
3516 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3517 * config/rs6000/rs6000.opt (-msingle-float): New.
3518 (-mdouble-float): New.
3519 (-msimple-fpu): New.
3520 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3521 -msingle-float, -mdouble-float, -msimple-fpu options.
3522 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3523 _SOFT_DOUBLE for -msingle-float.
3524 * config.gcc: New config for target=powerpc-xilinx-eabi.
3526 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3528 * config/sparc/constraints.md: New file.
3529 * config/sparc/sparc.md: Include it.
3530 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3531 (sparc_extra_constraint_check): Delete.
3532 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3533 (memory_ok_for_ldd): New predicate.
3534 (sparc_extra_constraint_check): Delete.
3535 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3536 (CONST_OK_FOR_LETTER_P): Likewise.
3537 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3538 (EXTRA_CONSTRAINT): Likewise.
3540 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3542 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3544 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3546 * alias.c (find_base_value): Use FIND_BASE_TERM.
3547 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3549 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3551 * config/i386/i386.c: Include cselib.h.
3552 (ix86_pic_register_p): New function.
3553 (ix86_delegitimize_address): Use it to check for the PIC register.
3555 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3557 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3558 * config/i386/i386.c (ix86_find_base_term): Don't check for
3559 SYMBOL_REF and LABEL_REF.
3561 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3563 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3564 constant PLUS in a CONST.
3566 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3568 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3569 check for sibcall support for w64.
3571 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3573 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3575 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3577 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3578 parser_build_binary_op.
3579 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3580 * c-typeck.c (build_array_ref): Same.
3581 (parser_build_unary_op): New location argument.
3582 (pointer_diff): Pass location to build_binary_op,
3583 c_objc_common_truthvalue_conversion.
3584 (build_modify_expr): Same.
3585 (build_unary_op): New location argument.
3586 (build_binary_op): New location argument.
3587 (c_objc_common_truthvalue_conversion): Pass location to
3588 c_*common_truthvalue_conversion.
3589 * c-convert.c (convert): Same.
3590 * c-common.c (binary_op_error): New location argument.
3591 (pointer_int_sum): Pass location to build_binary_op.
3592 (c_common_truthvalue_conversion): New location argument.
3593 (warn_for_sign_compare): Same.
3594 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3595 binary_op_error, build_binary_op, warn_for_sign_compare.
3596 * c-parser.c (c_parser_condition): Pass location to
3597 c_*common_truthvalue_conversion.
3598 (c_parser_conditional_expression): Save condition's location and pass
3600 (c_parser_binary_expression): Same, but for the binary operator's
3602 (c_parser_omp_for_loop): Pass location to
3603 c_objc_common_truthvalue_conversion.
3605 2008-09-23 Martin Jambor <mjambor@suse.cz>
3607 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3608 (cgraph_node_remove_callees): New temporary f. Hold the next item
3610 (cgraph_node_remove_callers): Likewise.
3612 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3613 (ipa_node_removal_hook): Likewise.
3615 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3616 gimple_call_copy_skip_args and moved to the gimple_call section.
3617 * gimple.c (gimple_copy_call_skip_args): Renamed to
3618 gimple_call_copy_skip_args. Changed al users.
3620 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3622 * ira-color.c (start_allocno_priorities): Rename to
3623 setup_allocno_priorities. Use costs and
3624 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3625 range lengths. Get rid off doubles.
3626 (ira_fast_allocations): Call start_allocno_priorities.
3628 2008-09-22 David Daney <ddaney@avtrex.com>
3631 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3632 register if TARGET_LONG_CALLS.
3634 2008-09-22 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/37145
3637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3638 value-numbering union accesses with their offset and size only.
3639 (visit_reference_op_load): Fix simplification of inserted conversions.
3640 * tree-ssa-pre.c (find_or_generate_expression): Do not
3641 recursively generate expressions if running FRE.
3643 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3645 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3646 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3649 2008-09-22 Richard Guenther <rguenther@suse.de>
3651 PR tree-optimization/37145
3652 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3653 (phi_translate_1): Constant fold references.
3655 2008-09-22 Ira Rosen <irar@il.ibm.com>
3657 PR tree-optimization/37482
3658 * tree-vectorizer.h (struct _slp_instance): Add new field.
3659 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3660 (get_earlier_stmt): New function.
3661 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3663 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3664 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3665 asserts that GSI points to the scalar statement being vectorized.
3666 Set new statement location according to GSI.
3667 (vect_schedule_slp_instance): Use GSI of
3668 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3670 2008-09-21 Jan Hubicka <jh@suse.cz>
3672 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3673 (ipcp_insert_stage): Update dead_nodes bitmap.
3675 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3678 * config/i386/t-cygming (SHLIB_LC): Remove.
3679 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3680 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3682 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3686 * final.c (mark_symbol_ref_as_used): New helper function.
3687 (output_operand): Instead of just looking inside MEMs for
3688 SYMBOL_REFs, use new helper function and for_each_rtx.
3689 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3690 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3691 Make head comment more general.
3692 * config/darwin.c (machopic_output_indirection): Handle weak
3693 references here, like in assemble_external.
3695 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3697 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3698 (sparc_emit_float_lib_cmp): Change return type.
3699 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3700 (gen_compare_operator): New function.
3701 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3702 the comparison sequence. Minor tweaks.
3703 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3704 that the final operator and the result of sparc_emit_float_lib_cmp
3705 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3706 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3707 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3708 result of sparc_emit_float_lib_cmp match for software TFmode.
3709 (movqicc, movhicc, movsicc, movdicc): Merge into...
3710 (mov<I:mode>cc): ...this.
3711 (movsfcc, movdfcc, movtfcc): Merge into...
3712 (mov<F:mode>cc): ...this.
3713 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3715 (mov<I:mode>_cc_v9): ...this.
3716 (movdi_cc_sp64_trunc): Delete.
3717 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3718 movdi_cc_reg_sp64): Merge into...
3719 (mov<I:mode>_cc_reg_sp64): ...this.
3720 (movsf_cc_sp64): Rename into...
3721 (movsf_cc_v9): ...this.
3722 (movdf_cc_sp64): Rename into...
3723 (movdf_cc_v9): ...this.
3724 (movtf_cc_hq_sp64): Rename into...
3725 (movtf_cc_hq_v9): ...this.
3726 (movtf_cc_sp64): Rename into...
3727 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3729 2008-09-21 Diego Novillo <dnovillo@google.com>
3731 * doc/gccint.texi: Include generic.texi and gimple.texi.
3733 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3734 (GIMPLE): Move to gimple.texi.
3735 (Annotations): Remove references to to stmt_ann_t and
3737 (SSA Operands): Rename from 'Statement Operands'.
3738 * doc/generic.texi: New.
3739 * doc/gimple.texi: New.
3740 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3741 * Makefile.in (TEXI_GCCINT_FILES):
3742 * gimple.c (gimple_copy_call_skip_args): Rename from
3743 giple_copy_call_skip_args. Update all users.
3744 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3746 2008-09-21 Ira Rosen <irar@il.ibm.com>
3748 PR tree-optimization/37539
3749 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3750 statement in related statement field only for the first load of the
3751 group of loads with the same data reference.
3753 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3755 * config/mips/mips.h (TUNE_OCTEON): New macro.
3756 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3757 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3758 * config/mips/octeon.md: New file.
3759 * config/mips/mips.md: Include octeon.md. Restore
3760 semi-alphabetical order of include files.
3762 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3765 * config/i386/i386.md (*jcc_fused_1): Removed.
3766 (*jcc_fused_2): Likewise.
3767 (*jcc_fused_3): Likewise.
3768 (*jcc_fused_4): Likewise.
3770 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3772 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3773 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3774 * target.h (gcc_target): Add ira_cover_classes.
3775 * ira.c: Remove IRA_COVER_CLASSES guards.
3776 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3777 instead of IRA_COVER_CLASSES.
3778 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3779 (setup_class_translate): Likewise.
3780 (setup_reg_class_intersect_union): Likewise.
3781 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3782 test of targetm.ira_cover_classes.
3783 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3784 of IRA_COVER_CLASSES.
3785 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3786 (TARGET_INITIALIZER): Include it.
3787 * targhooks.h (default_ira_cover_classes): Declare.
3788 * targhooks.c (default_ira_cover_classes): New function.
3790 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3792 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3794 2008-09-19 Ian Lance Taylor <iant@google.com>
3796 * varasm.c (narrowing_initializer_constant_valid_p): Return
3797 NULL_TREE if ENDTYPE is not an integer.
3799 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3802 * tree-ssa.c (execute_update_addresses_taken): Also update
3803 DECL_GIMPLE_REG_P for vector and complex types.
3805 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3806 Jan Hubicka <jh@suse.cz>
3809 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3810 empty before freeing them.
3811 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3813 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3815 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3816 * config/xtensa/predicates.md (tls_symbol_operand): New.
3817 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3818 (TARGET_CANNOT_FORCE_MEM): Define.
3819 (xtensa_tls_symbol_p): New.
3820 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3821 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3822 (xtensa_tls_module_base): New.
3823 (xtensa_call_tls_desc): New.
3824 (xtensa_legitimize_tls_address): New.
3825 (xtensa_legitimize_address): Handle TLS symbols.
3826 (xtensa_tls_referenced_p_1): New.
3827 (xtensa_tls_referenced_p): New.
3828 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3830 (XTENSA_BUILTIN_THREAD_POINTER): New.
3831 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3832 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3833 builtin. Add declarations for __builtin_thread_pointer and
3834 __builtin_set_thread_pointer.
3835 (xtensa_fold_builtin): Recognize new builtins.
3836 (xtensa_expand_builtin): Expand new builtins.
3837 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3838 (TARGET_THREADPTR): Define.
3839 (HAVE_AS_TLS): Define default value.
3840 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3841 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3842 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3843 (UNSPECV_SET_TP): New.
3844 (sym_TPOFF, sym_DTPOFF): New.
3845 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3846 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3847 * configure: Regenerated.
3849 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3852 * config/ia64/ia64.c (ia64_optimization_options): Move
3853 checking and setting flag_schedule_insns_after_reload and
3854 ia64_flag_schedule_insns2 back to ...
3855 (ia64_override_options): Here.
3857 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3860 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3861 zero extend count after the correction to it is done.
3862 (doloop_optimize): Update call to doloop_modify, don't zero extend
3865 2008-09-18 Martin Jambor <mjambor@suse.cz>
3867 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3869 * ipa-prop.c: Correct comments.
3870 * ipa-prop.h: Likewise.
3872 2008-09-18 Jan Hubicka <jh@suse.cz>
3875 * ipa-reference.c (ipa_reference_local_vars_info_d,
3876 ipa_reference_global_vars_info_d,
3877 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3878 ipa_reference_vars_info_t): Move here from ipa-reference.h
3879 (node_duplication_hook_holder, node_removal_hook_holder): New.
3880 (get_reference_vars_info_from_cgraph): Rename to ...
3881 (get_reference_vars_info): ... this one, use cgraph uids.
3882 (get_local_reference_vars_info, get_global_reference_vars_info):
3883 Use cgraph instead of decl.
3884 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3886 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3887 ipa_reference_get_written_global,
3888 ipa_reference_get_not_written_global): Use cgraph argument.
3889 (check_call): Simplify avail check.
3890 (scan_stmt_for_static_refs): Update.
3891 (propagate_bits): Update.
3892 (merge_callee_local_info): Remove.
3893 (init_function_info): Use cgraph nodes.
3894 (clean_function_local_data): Break out from ...
3895 (clean_function): ... here.
3896 (copy_local_bitmap, copy_global_bitmap): New functions.
3897 (duplicate_node_data, remove_node_data): New functions.
3898 (generate_summary): Register hooks; use visibility instead of
3900 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3901 * ipa-reference.h (ipa_reference_local_vars_info_d,
3902 ipa_reference_global_vars_info_d,
3903 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3904 ipa_reference_vars_info_t): Move to ipa-reference.c
3905 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3907 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3908 ipa_reference_get_not_read_global,
3909 ipa_reference_get_not_written_global): Update prototype.
3910 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3911 (init_state): Remove.
3912 (node_duplication_hook_holder, node_removal_hook_holder): New.
3913 (get_function_state, set_function_state): Use VECtor.
3914 (analyze_function): Check body availability.
3915 (add_new_function): Likewise.
3916 (duplicate_node_data, remove_node_data): New.
3917 (generate_summary): Register hooks; do not care about clones.
3918 (propafate): Do not care about clones; recursive functions are
3920 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3921 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3922 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3924 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3925 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3926 Update call of ipa-reference accesors.
3928 2008-09-18 Simon Baldwin <simonb@google.com>
3930 * c-opts.c (c_common_handle_option): Add handling for
3931 -Wbuiltin-macro-redefined command line option.
3932 * c.opt: Added builtin-macro-redefined option.
3933 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3936 2008-09-18 Richard Guenther <rguenther@suse.de>
3938 PR tree-optimization/37258
3939 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3940 and signedness for integral types.
3941 (vn_phi_eq): Require compatible types.
3943 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3946 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3947 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3949 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3950 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3951 ggc_free other TREE_LIST nodes from that chain.
3952 * function.c (instantiate_decls): Instantiate also DECL_RTL
3953 of vars in cfun->local_decls, free that list afterwards.
3955 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3957 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3958 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3960 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3962 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3963 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3965 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3967 PR tree-optimization/37102
3968 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3969 from a node. Check to see if another PHI is dead.
3970 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3971 remove real PHIs which have no uses.
3972 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3974 2008-09-18 Richard Guenther <rguenther@suse.de>
3977 * tree-cfg.c (remove_useless_stmts_1): Remove
3978 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3980 2008-09-18 Nick Clifton <nickc@redhat.com>
3982 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3983 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3984 to frv_secondary_reload_class.
3985 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3986 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3987 (frv_secondary_reload_class): Omit unused parameter.
3988 (frv_secondary_reload): New function. Handle the case when
3989 secondary_reload_class() is called before the reload_(in|out)
3990 _optabs have been initialised.
3991 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3993 * config/frv/frv.md: Define an exclusion set between fr550_m0
3996 2008-09-18 Richard Guenther <rguenther@suse.de>
3998 PR tree-optimization/37456
3999 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4000 want to insert after ends a BB insert on the single fallthru
4003 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4005 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4006 Mention -march=z9-109, z9-ec and z10.
4008 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4010 PR rtl-optimization/37544
4011 * regrename.c (maybe_mode_change): Exit early when copy_mode
4012 is narrower than orig_mode and narrower than new_mode.
4014 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4017 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4019 * sched-rgn.c (ref_counts): Remove.
4020 (insn_referenced): New static variable.
4021 (INSN_REF_COUNT): Remove.
4022 (sched_run_compute_dependencies): Use insn_referenced instead of
4024 (add_branch_dependences): Likewise. Delete dead assignment.
4026 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4028 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4029 consumer is an asm. Add comment why this is important.
4030 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4031 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4033 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4035 * expr.c (emit_group_store): Do not shift before moving via a
4038 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4040 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4041 from aggregate to non-aggregate type if the bit pattern is not fully
4042 preserved afterwards.
4044 2008-09-17 Richard Guenther <rguenther@suse.de>
4046 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4047 (verify_gimple_assign): ... this. Split into ...
4048 (verify_gimple_assign_unary): ... this,
4049 (verify_gimple_assign_binary): ... that,
4050 (verify_gimple_assign_single): ... and this.
4051 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4052 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4053 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4054 (verify_types_in_gimple_reference): Be forgiving with
4056 (verify_gimple_phi): Deal with virtual operands.
4058 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4060 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4062 * tree.c (get_callee_fndecl): Don't call the language hook.
4063 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4064 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4065 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4067 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4069 * tree.c (protected_set_expr_location): Don't unnecessarily
4070 check for error_mark_node.
4072 2008-09-17 Art Haas <ahaas@impactweather.com>
4074 * ipa-reference.c (analyze_function): Declare step only if
4075 ENABLE_CHECKING is defined.
4077 2008-09-17 Jan Hubicka <jh@suse.cz>
4080 * tree.h (DECL_INLINE): remove.
4081 (DECL_DECLARED_INLINE_P): Update docs.
4082 (DECL_NO_INLINE_WARNING_P): new.
4083 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4084 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4086 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4087 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4090 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4093 2008-09-17 Jan Hubicka <jh@suse.cz>
4095 * ipa-reference.c (ipa_obstack): Remove.
4096 (local_info_obstack, global_info_obstack): New.
4097 (add_static_var): We now handle variables only.
4098 (mark_address_taken, mark_load, mark_store): New functions based on ...
4099 (check_operand): ... remove.
4100 (get_asm_stmt_operands): Rename to ...
4101 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4102 (scan_stmt_for_static_refs): Rewrite.
4103 (scan_op_for_static_refs): Rename to ...
4104 (scan_initializer_for_static_refs): do not look for VAR_DECL
4105 initializers; stop recursion on types and decls.
4106 (ipa_init): Use proper obstacks.
4107 (analyze_variable): Use scan_initializer_for_static_refs.
4108 (init_function_info): Use local obstack.
4109 (analyze_function): Simplify.
4110 (add_new_function): We don't need visited_nodes obstack.
4111 (generate_summary): Use proper obstacks; cleanup after propagation.
4113 2008-09-17 Richard Guenther <rguenther@suse.de>
4116 PR tree-optimization/37491
4117 * alias.c (get_alias_set): Use the canonical type.
4118 * tree-vect-transform.c (vectorizable_store): Use the type of
4119 the lhs for the vector type. Adjust checking.
4120 (vectorizable_load): Adjust checking.
4122 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4123 Adam Nemet <anemet@caviumnetworks.com>
4125 PR rtl-optimization/37483
4126 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4127 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4128 Rearrange code to better match the original comment. Check
4129 t_unconditional first. Improve comment.
4131 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4134 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4135 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4138 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4139 GIMPLE_TRY if cleanup sequence is empty.
4141 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4144 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4145 eliminate IV if the cost are the same.
4147 2008-09-16 Richard Guenther <rguenther@suse.de>
4150 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4153 2008-09-16 Richard Guenther <rguenther@suse.de>
4155 PR tree-optimization/37508
4156 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4158 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4160 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4162 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4164 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4165 use gen_floatdidf2 directly.
4166 (floatunssidf2): Likewise.
4167 (floatsidf_ppc64_mfpgpr): Remove.
4168 (floatsidf_ppc64): Remove.
4169 (floatunssidf_ppc64): Remove.
4171 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4173 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4174 rather than update_cost_queue.
4176 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4177 in every call starting with the second one, instead of only when
4178 alias_bitmap_obstack.elements != NULL.
4180 * tree-predcom.c (filter_suitable_components): Free all refs in
4181 act->refs vector before calling release_component.
4182 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4184 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4186 * tree-loop-linear.c (linear_transform_loops): Initialize
4187 lambda_obstack only after calling perfect_loop_nest_depth.
4188 Goto free_and_continue instead of just continue for later failures.
4191 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4194 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4196 2008-09-14 Andreas Schwab <schwab@suse.de>
4198 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4200 2008-09-14 Jan Hubicka <jh@suse.cz>
4202 * invoke.texi (-fconserve-stack): Document.
4203 * opts.c (decode_options): Handle conserve_stack.
4204 * common.opt (fconvserve_stack): New.
4206 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4208 * config.host: Add x-aix to host_xmake_file.
4209 * config/rs6000/t-aix52: Do not override LDFLAGS.
4210 * config/rs6000/x-aix: New file.
4212 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4218 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4219 is not recognized as a valid register usage. Allow REG_X to be used
4221 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4222 forces a reload when using a base register.
4224 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4226 * config/i386/cygming-crtend.c (register_frame_ctor): If
4227 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4228 directly with atexit.
4229 (deregister_frame_ctor): Rename to ...
4230 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4231 if !DEFAULT_USE_CXA_ATEXIT.
4233 2008-09-13 Jan Hubicka <jh@suse.cz>
4235 * cgraph.c: Include value-prof.h
4236 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4238 2008-09-13 Jan Hubicka <jh@suse.cz>
4241 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4242 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4243 tree_gen_one_value_profiler, tree_gen_average_profiler,
4244 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4246 2008-09-13 Jan Hubicka <jh@suse.cz>
4248 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4249 too many bytes on misalligned blocks.
4251 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4253 * doc/cfg.texi: Fix some typos.
4254 * doc/extend.texi: Likewise.
4255 * doc/install.texi: Likewise.
4256 * doc/invoke.texi: Likewise.
4257 * doc/rtl.texi: Likewise.
4258 * doc/tree-ssa.texi: Likewise.
4260 2008-09-13 Richard Guenther <rguenther@suse.de>
4263 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4264 gimple stores for memory rhs.
4266 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4268 PR rtl-optimization/37489
4269 * cse.c (fold_rtx): Don't return const_true_rtx for float
4270 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4272 2008-09-13 Jan Hubicka <jh@suse.cz>
4274 PR tree-optimization/37392
4275 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4277 2008-09-13 Martin Jambor <mjambor@suse.cz>
4278 Jan Hubicka <jh@suse.cz>
4280 * cgraph.c (free_edges): New variable.
4281 (NEXT_FREE_EDGE): New macro.
4282 (cgraph_free_edge): New function.
4283 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4284 (cgraph_node_remove_callees): Likewise.
4285 (cgraph_node_remove_callers): Likewise.
4286 (cgraph_create_edge): Reuse edges from the free list. Do not
4287 update uid if doing so.
4288 (cgraph_remove_*_hook): Add free call.
4290 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4292 * ira-color.c (conflict_allocno_vec): Delete.
4293 (update_cost_queue_elem): New structure.
4294 (update_cost_queue): New variable.
4295 (update_cost_queue_tail): Likewise.
4296 (update_cost_queue_elems): Likewise.
4297 (allocno_update_cost_check): Delete.
4298 (initiate_cost_update): Allocate update_cost_queue_elems
4299 instead of allocno_update_cost_check.
4300 (finish_cost_update): Update the free()s accordingly.
4301 (start_update_cost): New function.
4302 (queue_update_cost): Likewise.
4303 (get_next_update_cost): Likewise.
4304 (update_copy_costs_1): Inline into...
4305 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4306 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4307 once we've established they are equal. Don't allocate update
4308 costs if there is nothing to add to them.
4309 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4310 DIVISOR arguments. Use a queue instead of recursive calls;
4311 process all the allocnos in the initial queue, rather than
4313 (assign_hard_reg): Use queue_update_cost instead of
4314 conflict_allocno_vec. Queue coalesced allocnos instead
4315 of calling update_conflict_hard_regno_costs for each one.
4316 Just call update_conflict_hard_regno_costs once for the
4318 (ira_color): Remove conflict_allocno_vec handling.
4320 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4322 PR tree-optimization/37484
4323 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4324 (save_var_name): Same.
4325 (initialize_cloog_names): Same.
4326 (initialize_cloog_names): Same.
4328 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4330 * tree-scalar-evolution.c (set_instantiated_value): Set
4333 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4337 * ira-build.c (common_loop_tree_node_dominator): Remove.
4338 (copy_live_ranges_to_removed_store_destinations): New function.
4339 (regno_top_level_allocno_map): Move to top level from ...
4340 (ira_flattening): ... here. Use
4341 copy_live_ranges_to_removed_store_destinations.
4343 * ira-emit.c (generate_edge_moves): Fix a comment.
4345 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4348 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4349 scratch register after 'set' pattern.
4351 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4353 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4354 information passed to mark_reg_pointer.
4355 * explow.c (force_reg): Likewise.
4357 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4359 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4360 when building for the celledp architecture.
4362 2008-09-12 Richard Guenther <rguenther@suse.de>
4364 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4366 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4368 PR rtl-optimization/37424
4369 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4370 the regnos instead of the addresses.
4372 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4374 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4376 2008-09-11 Richard Guenther <rguenther@suse.de>
4378 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4379 entering the weaker equivalence recording.
4381 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4383 2008-09-11 Jeff Law <law@redhat.com>
4385 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4386 by assign_stack_local on the IRA path for stack slot sharing
4387 as well as the non-IRA path.
4389 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/i386.h: Fix whitespace issues.
4393 2008-09-11 Martin Jambor <mjambor@suse.cz>
4395 * ipa-prop.h (struct ipa_param_flags): Removed.
4396 (struct ipa_param_descriptor): New structure.
4397 (struct ipa_node_params): ipcp_lattices, param_decls and
4398 param_flags moved to ipa_param_description.
4399 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4400 descriptors. Renamed all users.
4401 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4402 changed to access descriptors. Renamed all users.
4403 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4404 to access descriptors. Renamed all users.
4405 * ipa-cp.c (ipcp_init_cloned_node): Call
4406 ipa_initialize_node_params instead of ipa_count_formal_params and
4407 ipa_create_param_decls_array.
4408 (ipcp_analyze_node): Likewise.
4409 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4410 descriptors. Renamed all users.
4411 (ipcp_initialize_node_lattices): Remove allocation.
4412 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4413 ipa_initialize_node_params instead of ipa_count_formal_params and
4414 ipa_create_param_decls_array.
4415 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4416 ipa_populate_param_decls, made static, added parameter info,
4417 renamed mt to node, removed allocation, changed to use
4419 (ipa_count_formal_params): Made static, added parameter info,
4421 (ipa_initialize_node_params): New function.
4422 (ipa_check_stmt_modifications): Changed to use descriptors.
4423 (ipa_detect_param_modifications): Removed allocation, changed to
4425 (ipa_note_param_call): Changed to use descriptors.
4426 (ipa_analyze_params_uses): Removed allocation.
4427 (ipa_free_node_params_substructures): Changed to use descriptors.
4428 (ipa_edge_duplication_hook): Use the unused attribute.
4429 (ipa_node_duplication_hook): Use the unused attribute, changed to
4430 use descriptors, changed to duplicate descriptors.
4432 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4433 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4434 indirect inlining. Made static.
4435 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4436 functions called only once.
4437 (cgraph_decide_recursive_inlining): Don't call
4438 ipa_propagate_indirect_call_infos, pass new_edges to
4439 cgraph_mark_inline_edge instead.
4440 (cgraph_decide_inlining_of_small_functions): Don't call
4441 ipa_propagate_indirect_call_infos, pass new_edges to
4442 cgraph_mark_inline_edge instead.
4443 (cgraph_decide_inlining): Don't call
4444 ipa_propagate_indirect_call_infos.
4445 * ipa-prop.c: Check that vectors are allocated.
4447 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4448 iff a new cgraph edges have been created.
4449 (cgraph_decide_inlining): New variable redo_always_inline.
4450 Flattening and always_inlining loop until callgraph stabilizes.
4451 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4452 true iff new cgraph edges have been created.
4453 (propagate_info_to_inlined_callees): Likewise.
4454 (ipa_propagate_indirect_call_infos): Likewise.
4456 2008-09-11 Richard Guenther <rguenther@suse.de>
4458 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4459 (set_prologue_iterations): Likewise.
4460 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4462 (vect_update_init_of_dr): Likewise.
4463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4465 * fold-const.c (fold_unary): Do not generate calculations
4468 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4470 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4471 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4472 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4474 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4476 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4477 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4478 before finalizing the changes.
4479 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4481 (simplify_truth_ops_using_ranges): New.
4482 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4483 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4484 whether a simplification was made.
4485 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4486 use a switch statement and also call simplify_truth_ops_using_ranges.
4488 2008-09-11 Jan Hubicka <jh@suse.cz>
4490 * ggc-common.c (loc_array): Make static.
4491 * dce.c (rest_of_handle_ud_dce): Free worklist.
4493 2008-09-11 Jan Hubicka <jh@suse.cz>
4495 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4496 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4497 function so we are sure we do not dangle it forever.
4498 * function.c (outer_function_chain, find_function_data): Remove.
4499 (function_context_stack): New.
4500 (push_function_context, pop_function_context): Update.
4501 * function.h (struct function): Remove pointer outer.
4502 (outer_function_chain, find_function_data): Remove.
4503 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4505 2008-09-11 Jan Hubicka <jh@suse.cz>
4508 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4510 2008-09-11 Jan Hubicka <jh@suse.cz>
4512 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4514 2008-09-11 Jan Hubicka <jh@suse.cz>
4516 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4517 (free_var_map_entry): New function.
4518 (redirect_edge_var_map_destroy): Use it.
4520 2008-09-11 Jan Hubicka <jh@suse.cz>
4523 * tree-inline.c (add_lexical_block): Replace with ...
4524 (prepend_lexical_block): ... prepend at begginig.
4525 (remap_blocks): Use it and reverse later.
4526 (expand_call_inline): Use prepend_lexical_block.
4528 2008-09-11 Jan Hubicka <jh@suse.cz>
4530 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4532 2008-09-11 Jan Hubicka <jh@suse.cz>
4534 * function.c (free_after_compilation): Call insn_locators_free.
4535 * cfglayout.c (insn_locators_free): New function.
4536 * rtl.h (insn_locators_free): Declare.
4538 2008-09-11 Jan Hubicka <jh@suse.cz>
4540 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4542 (cond_move_process_if_block): Update call.
4544 2008-09-11 Jan Hubicka <jh@suse.cz>
4546 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4547 * vec.c: Include hashtab.h
4548 (vec_descriptor, ptr_hash_entry): New structures.
4549 (vec_desc_hash, vec_ptr_map): New static variables.
4550 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4551 register_overhead, free_overhead, vec_heap_free): New functions.
4552 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4553 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4554 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4557 2008-09-11 Ira Rosen <irar@il.ibm.com>
4559 PR tree-optimization/37474
4560 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4561 length of load permutation.
4563 2008-09-11 Andreas Schwab <schwab@suse.de>
4565 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4567 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4570 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4571 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4572 simplify_gen_subreg.
4574 2008-09-11 Ira Rosen <irar@il.ibm.com>
4576 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4579 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4582 * gimplify.c (gimplify_body): Call default_rtl_profile.
4585 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4586 instead of tok->val.node if not expanding to something else. Handle
4587 intervening CPP_PADDING tokens.
4588 (altivec_categorize_keyword): Remove unneeded comparisons.
4590 2008-09-10 Richard Guenther <rguenther@suse.de>
4592 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4594 2008-09-10 Richard Guenther <rguenther@suse.de>
4597 * tree-inline.c (insert_init_stmt): Make sure to not
4598 insert invalid gimple stores.
4600 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4602 PR tree-optimization/37388
4603 * toplev.c (process_options): Fail and warn when graphite
4604 flags are used, but the compiler has not been configured
4605 with graphite libraries.
4606 * graphite.c (graphite_transform_loops): Remove printfs
4607 to dump_file for the case when graphite is not available.
4609 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4612 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4613 the even element into register.
4614 (ix86_expand_vector_init_general): Don't use
4615 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4616 if we can't move from GPR to SSE register directly.
4618 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4620 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4621 not lose track of the number of NOPs needed. Number of NOPs needed
4622 for sync vs. loads workaround was switched; corrected. Run second
4623 pass for all workarounds. No NOPs needed after call insns. Change
4624 second pass to use find_next_insn_start and find_load helpers in order
4625 to properly detect parallel insns.
4626 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4628 2008-09-10 Jan Hubicka <jh@suse.cz>
4630 * value-prof.c (gimple_ic): Fix tuplification bug.
4631 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4634 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4636 PR tree-optimization/37353
4637 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4638 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4639 calls instead of cond_dead_built_in_calls.
4640 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4641 initalize the vector only before adding first entry. Use VEC_safe_push
4642 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4643 shrink_wrap_conditional_dead_built_in_calls call.
4645 2008-09-10 Ira Rosen <irar@il.ibm.com>
4647 PR tree-optimization/37385
4648 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4649 argument, and use it as a vector type if not NULL.
4650 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4652 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4653 additional argument.
4654 (vectorizable_load): Likewise.
4656 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4658 * config/i386/i386.md (SWI32): New mode iterator.
4659 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4662 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4664 PR rtl-optimization/37435
4665 * caller-save.c (insert_restore, insert_save): Check the mode by
4668 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4671 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4673 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4676 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4678 * doc/invoke.texi (ARM Options): Correct errors in discussion
4679 of -mfloat-abi, -mhard-float, and -msoft-float.
4681 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4682 Jan Hubicka <jh@suse.cz>
4685 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4686 calling gimple_regimplify_operands on it. Iterate over all newly
4687 added statements, not just the last one.
4688 (insert_init_stmt): Insert stmt into seq first, then call
4689 gimple_regimplify_operands on it. Don't create new gimplification
4690 context, nor find referenced vars.
4692 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4695 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4696 to pointer to vector pointer.
4697 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4698 propagate_info_to_inlined_callees): Likewise.
4699 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4700 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4701 ipa_check_create_edge_args.
4702 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4703 argument to pointer to vector pointer.
4704 (cgraph_decide_inlining_of_small_function): Adjust
4705 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4709 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4710 optimizing for size, not speed.
4712 PR rtl-optimization/37408
4713 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4714 if parm is promoted.
4716 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4718 PR tree-optimization/37375
4719 * tree-scalar-evolution.c (scev_info_str): Add field
4721 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4722 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4723 set_instantiated_value): Pass instantiated_below.
4724 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4726 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4727 the definitions are not instantiated.
4729 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4730 (block_before_loop): New.
4731 * tree-data-ref.c (dr_analyze_indices): Update uses of
4733 * graphite.c (block_before_scop): New.
4734 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4735 basic block, not a loop for determining the parameters.
4736 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4738 (idx_record_params, find_params_in_bb, find_scop_parameters,
4739 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4740 to instantiate_scev.
4742 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4744 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4748 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4750 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4751 Check zero freq and increase if necessary.
4753 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4755 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4756 regno is in the right range. Add comments.
4758 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4760 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4762 * mips-tfile.c (copy_object): Cast alloca result to int *.
4763 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4765 Rename class to sclass.
4766 (read_tfile): Cast read_seek return values to proper types.
4767 Cast xcalloc return value to proper type.
4769 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4771 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4772 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4773 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4775 2008-09-09 Jan Hubicka <jh@suse.cz>
4777 * profile.c (is_edge_inconsistent): Add debug output; ignore
4778 negative count on fake edges.
4779 (is_inconsistent): Add debug output.
4781 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4783 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4785 (choose_ready): When first insn is chosen from the ready list, also
4788 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4790 PR rtl-optimization/37360
4791 * haifa-sched.c (max_issue): Do not assert that we never issue more
4792 insns than issue_rate. Add comment.
4794 2008-09-09 Richard Guenther <rguenther@suse.de>
4796 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4797 (verify_types_in_gimple_call): Rename to ...
4798 (verify_gimple_call): ... this. Enhance.
4799 (verify_types_in_gimple_cond): Remove.
4800 (verify_gimple_comparison): New function ...
4801 (verify_types_in_gimple_assign): ... split out from here.
4802 (verify_types_in_gimple_return): Rename to ...
4803 (verify_gimple_return): ... this. Enhance.
4804 (verify_types_in_gimple_switch): Rename to ...
4805 (verify_gimple_switch): ... this. Enhance.
4806 (verify_gimple_goto): New function.
4807 (verify_types_in_gimple_phi): Rename to ...
4808 (verify_gimple_phi): ... this. Enhance.
4809 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4810 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4811 (verify_types_in_gimple_seq_2): Remove cases handled in
4812 verify_types_in_gimple_stmt.
4814 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4816 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4817 (push_multiple_operation, pop_multiple_operation): Set it.
4818 (workaround_rts_anomaly): New function.
4819 (workaround_speculation): New function, broken out of bfin_reorg.
4820 (bfin_reorg): Call the new functions.
4822 2008-09-09 Richard Guenther <rguenther@suse.de>
4826 * gimplify.c (gimplify_conversion): Change conversions of
4827 non-register type to VIEW_CONVERT_EXPRs.
4828 (gimplify_addr_expr): If we need to make the operand
4829 addressable make sure to use a properly initialized
4830 temporary for that so it gets a valid gimple store.
4832 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4834 * function.h (struct function): Add function_start_locus.
4835 * cfgexpand.c (gimple_expand_cfg): Use it.
4836 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4838 2008-09-09 Richard Guenther <rguenther@suse.de>
4840 PR tree-optimization/37433
4841 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4844 2008-09-09 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/37387
4847 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4848 and bits to a common type.
4850 2008-09-09 Nick Clifton <nickc@redhat.com>
4852 * config/v850/v850.md (return): Restore frame size restriction.
4854 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4856 * c-common.c (c_expand_decl): Remove.
4857 * c-common.h (anon_aggr_type_p): Remove prototype.
4858 (DECL_ANON_UNION_ELEMS): Remove.
4859 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4860 * c-decl.c (anon_aggr_type_p): Remove.
4861 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4862 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4863 * langhooks.h (struct lang_hooks): Remove expand_decl.
4864 * langhooks.c (lhd_expand_decl): Remove.
4865 * stmt.c (expand_anon_union_decl): Remove.
4866 * tree.h (expand_anon_union_decl): Remove prototype.
4868 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4871 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4873 * config/avr/avr.md (QISI) : Define mode iterator.
4874 (negated_tst<mode>) : Redefine as split using mode macro.
4875 (reversed_tstqi): Define insn as reversed compare with zero.
4876 (reversed_tsthi): Ditto.
4877 (reversed_tstsi): Ditto.
4879 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4882 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4883 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4886 * predict.c (optimize_function_for_size_p): Don't segfault if
4888 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4889 tree_swap_operands_p): Don't test cfun != NULL before calling
4890 optimize_function_for_s*_p.
4892 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4894 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4897 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4899 * crx/crx.h (IRA_COVER_CLASSES): Define.
4901 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4904 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4905 even when a stmt has been gimple_modified_p, but after fold_stmt is
4906 not any longer. Remove unneeded may_have_exposed_new_symbols
4909 2008-09-08 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/37421
4912 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4915 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4918 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4920 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4923 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4924 * pa-hpux10.h (LINK_SPEC): Likewise.
4925 * pa-hpux11.h (LINK_SPEC): Likewise.
4927 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4929 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4930 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4932 2008-09-07 Helge Deller <deller@gmx.de>
4934 * pa/linux-atomic.c: New file.
4935 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4936 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4938 2008-09-07 Richard Guenther <rguenther@suse.de>
4939 Ira Rosen <irar@il.ibm.com>
4941 PR tree-optimization/36630
4942 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4943 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4945 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4946 Ira Rosen <irar@il.ibm.com>
4948 PR tree-optimization/35642
4949 * config/rs6000/altivec.md (mulv8hi3): Implement.
4951 2008-09-06 Jeff Law <law@redhat.com>
4953 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4955 2008-09-06 Jan Hubicka <jh@suse.cz>
4957 PR tree-optimization/14703
4958 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4960 * passes.c (init_optimization_passes): Recompute inline parameters.
4962 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4964 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4967 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4968 Peter Fuerst <post@pfrst.de>
4970 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4971 * doc/extend.texi: Document __builtin_mips_cache.
4972 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4973 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4974 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4975 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4976 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4977 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4978 (set_push_mips_isas): New variable.
4979 (mips_r10k_cache_barrier): New variable.
4980 (cache): New availability predicate.
4981 (mips_builtins): Add an entry for __builtin_mips_cache.
4982 (mips_build_cvpointer_type): New function.
4983 (MIPS_ATYPE_CVPOINTER): New macro.
4984 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4986 (r10k_simplified_address_p, r10k_simplify_address)
4987 (r10k_uncached_address_p, r10k_safe_address_p)
4988 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4989 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4990 (r10k_insert_cache_barriers): New functions.
4991 (mips_reorg_process_insns): Delete cache barriers after a
4992 branch-likely instruction.
4993 (mips_reorg): Call r10k_insert_cache_barriers.
4994 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4995 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4996 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4997 (mips_cache, r10k_cache_barrier): New define_insns.
4999 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5001 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5002 * ira-color.c (setup_allocno_left_conflicts_num): Use
5003 hard_reg_set_equal_p instead of a comparison with
5004 ira_zero_hard_reg_set.
5005 * ira.c (setup_reg_subclasses): Likewise.
5006 (setup_cover_and_important_classes): Likewise.
5007 (setup_class_translate): Likewise.
5008 (setup_reg_class_intersect_union): Likewise.
5009 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5010 (ira_init_once): Don't initialize them.
5012 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5014 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5016 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5018 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5020 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5022 Improved branch hints, safe hints, and scheduling.
5024 * haifa-sched.c (sched_emit_insn) : Define.
5025 * sched-int.h (sched_emit_insn) : Add prototype.
5026 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5027 -mhint-max-distance -msafe-hints) : Document.
5028 * config/spu/spu.c (spu_flag_var_tracking): New.
5029 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5030 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5031 TARGET_ASM_FILE_START): Define.
5032 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5033 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5034 (spu_emit_branch_hint): Add blocks argument.
5035 (insert_branch_hints, insert_nops): Remove.
5036 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5037 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5038 spu_sched_reorder, asm_file_start): New functions.
5039 (clock_var, spu_sched_length, pipe0_clock,
5040 pipe1_clock, prev_clock_var, prev_priority,
5041 spu_ls_first, prev_ls_clock): New static variables.
5042 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5043 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5044 (nopn_nv): Add a non-volatile version of nop.
5045 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5046 -mhint-max-distance, -msafe-hints): New options.
5048 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5049 Samuel Tardieu <sam@rfc1149.net>
5051 * opts.c (decode_options): Combine nested if statements.
5054 * opts.c (decode_options): Handle more relationships among
5055 unit-at-a-time, toplevel-reorder, and section-anchors.
5057 2008-09-05 David Daney <ddaney@avtrex.com>
5059 * doc/install.texi (--enable-reduced-reflection): Document new option.
5061 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5063 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5065 (constantpool_operand): New.
5066 (move_operand): Disallow sub-word modes for the constant pool.
5067 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5068 (xtensa_secondary_reload_class): Replace with....
5069 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5070 Set icode for sub-word reloads from the constant pool.
5071 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5072 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5073 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5074 * config/xtensa/xtensa-protos.h: Update prototypes.
5076 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5078 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5079 (REG_CLASS_NAMES): Update.
5080 (REG_CLASS_CONTENTS): Update.
5081 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5082 of ALL_REGS for regs 77 and 78.
5083 * function.c (instantiate_virtual_regs_in_insn): Assert that
5084 return value of simplify_gen_subreg is not NULL.
5086 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5088 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5089 (gen_rtvec_v): Fix coding standards.
5091 2008-09-04 Jan Hubicka <jh@suse.cz>
5093 * i386.c (decide_alg): Be more conservative about optimizing for size.
5095 2008-09-04 Ian Lance Taylor <iant@google.com>
5097 * varasm.c (narrowing_initializer_constant_valid_p): New
5099 (initializer_constant_valid_p): Call it.
5101 2008-09-04 Jeff Law <law@redhat.com>
5103 * fold-const.c (native_encode_real): Fix computation of WORDS.
5104 (native_interpret_real): Likewise.
5106 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5108 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5110 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5112 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5113 that the cost is already taken into account in ira-costs.c
5115 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5117 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5118 ira_debug_copies): New.
5119 (ira_bulid): Call print_copies.
5121 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5123 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5126 * config/rs6000/rs6000.c (optimization_options): Remove check of
5127 flag_toplevel_order.
5129 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5131 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5132 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5133 second operand is a reg_imm10_operand.
5134 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5135 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5136 (*seq_<GPR:mode><GPR2:mode>): Rename to
5137 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5139 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5140 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5142 (*sne_<GPR:mode><GPR2:mode>): Rename to
5143 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5146 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5148 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5149 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5150 combining an arithmetic right shift by more than 31 and a
5151 trunction. Don't match for out-of-range shift amounts. Set
5152 attribute mode to <MODE>.
5153 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5154 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5155 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5156 shifts by less than 32.
5157 (extv): Change predicate on first operand to accept registers.
5158 Change predicate of the other operands from immediate_operand to
5159 const_int_operand. Expand exts when source is a register.
5160 (extzv): Change predicate of the constant operands from
5161 immediate_operand to const_int_operand.
5162 (extzv<mode>): Change predicate of the constant operands from
5163 immediate_operand to const_int_operand and no constraint. Also
5165 (*extzv_trunc<mode>_exts): New pattern.
5167 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5169 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5170 * config/mips/mips-protos.h (mask_low_and_shift_p,
5171 mask_low_and_shift_len): Declare.
5172 * config/mips/mips.c (mask_low_and_shift_p,
5173 mask_low_and_shift_len): New functions.
5174 (mips_print_operand): Handle new operand prefix "m".
5175 * config/mips/mips.md (*cins<mode>): New pattern.
5177 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5179 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5180 optimizing for size.
5182 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5184 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5185 regardless of epilogue_completed.
5187 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5190 * ira-lives.c (process_bb_node_lives): Check setjmp.
5192 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5195 * ira-build.c (form_loop_tree): Reverse BB walk.
5196 (create_bb_allocnos): Likewise.
5197 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5198 (mark_reg_store): Rename to...
5199 (mark_ref_live): ...this and take a df_ref argument instead of
5200 note_stores arguments. Assert that we have a register.
5201 (mark_reg_clobber): Delete.
5202 (def_conflicts_with_inputs_p): New function.
5203 (mark_reg_conflicts): Delete.
5204 (mark_reg_death): Rename to...
5205 (mark_ref_dead): ...this and take a df_ref argument instead of
5206 a register. Assert that we have a register.
5207 (process_bb_node_lives): Hoist frequency calculation out of
5208 instruction walk. Convert from a forwards scan to a backwards scan.
5209 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5210 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5211 (create_allocno_live_ranges): Don't create regs_set.
5213 2008-09-04 Ian Lance Taylor <iant@google.com>
5215 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5216 or REG_LABEL_TARGET.
5217 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5218 comparing MODE with MEM.
5219 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5220 comparing with GF_PREDICT_TAKEN.
5221 (gimple_get_lhs): Change code to enum gimple_code.
5222 (gimple_set_lhs): Likewise.
5223 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5224 * omp-low.c (find_omp_clause): Change kind parameter to enum
5226 * tree-flow.h (find_omp_clause): Update declaration.
5227 * regrename.c (clear_dead_regs): Change kind parameter to enum
5229 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5231 * see.c (see_get_extension_data): Change return type to enum
5232 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5233 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5234 (see_gen_normalized_extension): Change extension_code parameter to
5236 (see_seek_pre_extension_expr): Change extension_code to enum
5238 (see_merge_one_def_extension): Likewise.
5239 (see_handle_relevant_defs): Likewise.
5240 (see_handle_relevant_uses): Likewise.
5241 (see_analyze_one_def): Likewise.
5242 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5243 GIMPLE_ASM rather than ASM_EXPR.
5244 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5245 GIMPLE_RETURN rather than RETURN_EXPR.
5246 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5247 (evaluate_stmt): Likewise.
5248 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5249 to enum vect_relevant.
5250 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5251 compare gimple codes with tree codes.
5253 2008-09-04 Paul Brook <paul@codesourcery.com>
5255 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5257 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5259 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5260 pointer check lost in the recent no-unit-at-a-time patch.
5262 2008-09-04 Jan Hubicka <jh@suse.cz>
5265 * tree-switch-conversion.c (check_final_bb): Accept only IP
5268 2008-09-04 Jan Hubicka <jh@suse.cz>
5270 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5272 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5273 using_ranges argument.
5274 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5275 (vrp_visit_cond_stmt): Update call of
5276 vrp_evaluate_conditional_warnv_with_ops
5278 2008-09-04 Jan Hubicka <jh@suse.cz>
5280 PR tree-optimization/37345
5281 PR tree-optimization/37358
5282 PR tree-optimization/37357
5283 * tree.c (build_function_type_skip_args): Build distinct type copy;
5285 (build_function_decl_skip_args): Set type of new decl not orig decl;
5286 clear DECL_VINDEX for methods turned into functions.
5288 2008-09-04 Nick Clifton <nickc@redhat.com>
5290 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5291 * configure: Regenerate.
5292 * config.in: Regenerate.
5293 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5294 alignment field, if it is supported.
5296 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5298 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5301 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5303 * config/rs6000/rs6000.c (processor_target_table): Do not
5304 enable VMX for POWER6.
5306 2008-09-03 Anton Blanchard <anton@samba.org>
5308 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5309 emit memory barrier before operation.
5311 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5314 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5315 default_elf_asm_output_external.
5317 2008-09-03 Jeff Law <law@redhat.com>
5319 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5321 2008-09-03 Richard Henderson <rth@redhat.com>
5323 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5324 memory barrier to below the test-and-set.
5325 (alpha_split_lock_test_and_set_12): Likewise.
5327 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5331 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5334 * ira-color.c (print_loop_title): Use all_allocnos.
5335 (color_pass): Ditto. Don't add border_allocnos. Check that
5336 subloop allocno in the correspdoning bitmap all_allocnos.
5338 * ira-emit.c (change_loop): Use all_allocnos.
5340 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5341 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5342 (create_cap_allocno): Remove setting mentioned_allocnos.
5343 (create_insn_allocnos): Ditto.
5344 (remove_unnecessary_allocnos): Use all_allocnos.
5345 (check_allocno_creation): Check that allocnos are in the
5346 corresponding bitmap all_allocnos.
5348 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5352 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5353 (process_regs_for_copy): Process subregs. Refine check when cost
5354 is taken into account in ira-costs.c.
5355 (process_reg_shuffles): Use REG_SUBREG_P.
5356 (add_insn_allocno_copies): Ditto. Ignore modes.
5358 * ira-color.c (conflict_allocno_vec): New.
5359 (COST_HOP_DIVISOR): New macro.
5360 (update_copy_costs_1): Use it.
5361 (update_conflict_hard_regno_costs): New function.
5362 (assign_hard_reg): Use it.
5363 (ira_color): Allocate and free conflict_allocno_vec.
5365 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5369 * ira-int.h (ira_sort_insn_chain): Remove.
5371 * ira.c (basic_block_order_nums, chain_insn_order,
5372 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5373 (ira): Don't call ira_sort_insn_chain.
5375 * reload1.c (reload): Don't call ira_sort_insn_chain.
5377 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5380 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5381 which become non throw.
5382 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5383 update_call_expr after updating the flags on the decl.
5385 2008-09-03 Jan Hubicka <jh@suse.cz>
5387 PR tree-optimization/37315
5388 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5389 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5390 (cgraph_analyze_functions): Use node->analyzed
5391 (cgraph_mark_functions_to_output): Likewise.
5392 (cgraph_expand_function): All functions can be released after
5394 (cgraph_optimize): Use gimple_has_body_p.
5395 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5396 (cgraph_decide_inlining_incrementally): Likewise.
5397 (inline_transform): Inline transform.
5398 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5400 (inlinable_function_p): Drop gimple_body check.
5401 (expand_call_inline): Use gimple_has_body_p.
5402 * gimple.c (gimple_has_body_p): New.
5403 * gimple.h (gimple_has_body_p): Add prototype.
5404 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5405 (dump_function_to_file): Use gimple_has_body_p check.
5407 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5410 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5412 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5414 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5416 From Michael Frysinger <michael.frysinger@analog.com>
5417 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5418 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5421 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5424 * doc/extend.texi: Document picoChip builtin functions.
5425 * doc/invoke.texi: Document picoChip options.
5426 * doc/contrib.texi: Add picoChip contribution.
5427 * doc/md.texi: Document picoChip constraints.
5428 * config.gcc: Add picochip-*-*.
5429 * config/picochip/: Add new port.
5431 2008-09-03 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/37328
5434 * tree-sra.c (sra_build_assignment): Gimplify properly.
5435 (generate_copy_inout): Take the correct stmt as definition,
5436 remove bogus assert.
5438 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5440 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5443 From Michael Frysinger <michael.frysinger@analog.com>
5444 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5446 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5448 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5449 (__gthread_setspecific): Revert 2008-08-31 change to
5450 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5452 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5454 * diagnostic.c (error_at): New.
5455 * toplev.h (error_at): New prototype.
5456 * c-typeck.c (build_array_ref): Call error_at instead of error.
5457 Pass location to pedwarn.
5459 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5461 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5463 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5465 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5466 VAR_DECL and CONST_DECL.
5468 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5469 Jakub Jelinek <jakub@redhat.com>
5471 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5472 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5473 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5474 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5475 Don't set ix86_save_varrargs_registers.
5476 (ix86_setup_incoming_varargs): Assume cum != NULL.
5477 (ix86_va_start): Check ix86_varargs_gpr_size and
5478 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5479 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5480 from frame pointer if ix86_varargs_gpr_size == 0.
5481 (ix86_compute_frame_layout): Updated.
5482 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5483 (ix86_varargs_gpr_size): Define.
5484 (ix86_varargs_fpr_size): Likewise.
5485 (machine_function): Remove save_varrargs_registers.
5486 Add varargs_gpr_size and varargs_fpr_size.
5488 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5490 * config/alpha/alpha.c (va_list_skip_additions,
5491 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5492 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5495 PR tree-optimization/36766
5496 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5497 for already removed basic blocks.
5500 * real.c (real_maxval): Clear a lower bit to make real_maxval
5501 match get_max_float for IBM long double format.
5503 2008-09-02 Andreas Schwab <schwab@suse.de>
5505 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5506 * configure: Regenerate.
5508 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5510 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5511 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5512 checking for a non-VOID CONSTANT_P.
5514 2008-09-02 Jan Hubicka <jh@suse.cz>
5516 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5517 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5520 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5522 * expr.c (emit_group_store): Don't assert stack temp mode size.
5524 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5525 Tobias Grosser <grosser@fim.uni-passau.de>
5526 Jan Sjodin <jan.sjodin@amd.com>
5527 Harsha Jagasia <harsha.jagasia@amd.com>
5528 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5529 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5530 Adrien Eliche <aeliche@isty.uvsq.fr>
5532 Merge from graphite branch.
5535 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5536 * doc/invoke.texi (-floop-block, -floop-interchange,
5537 -floop-strip-mine): Document new flags.
5538 * tree-into-ssa.c (gimple_vec): Moved...
5539 * tree-loop-distribution.c (rdg_component): Moved...
5540 * cfgloopmanip.c: Include tree-flow.h.
5541 (update_dominators_in_loop): New.
5542 (create_empty_if_region_on_edge): New.
5543 (create_empty_loop_on_edge): New.
5544 (loopify): Use update_dominators_in_loop.
5545 * tree-pass.h (pass_graphite_transforms): Declared.
5546 * configure: Regenerate.
5547 * tree-phinodes.c (make_phi_node): Export.
5548 (add_phi_node_to_bb): New, split from create_phi_node.
5549 * tree-chrec.c (for_each_scev_op): New.
5550 * tree-chrec.h (for_each_scev_op): Declared.
5551 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5552 (remove_statement): Call get_phi_with_result.
5553 * config.in (HAVE_cloog): Undef.
5554 * gdbinit.in (pgg): New.
5555 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5556 * tree-ssa-loop.c (graphite_transforms): New.
5557 (gate_graphite_transforms): New.
5558 (pass_graphite_transforms): New.
5559 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5560 HAVE_cloog): Defined.
5561 * tree-vectorizer.c (rename_variables_in_bb): Export.
5562 * tree-data-ref.c (dr_may_alias_p): Export.
5563 (stmt_simple_memref_p): New.
5564 (find_data_references_in_stmt): Export.
5565 (find_data_references_in_loop): Export.
5566 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5567 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5568 (create_rdg_vertices): Export.
5569 (build_empty_rdg): New.
5570 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5571 * tree-data-ref.h (rdg_component): ... here.
5573 (struct data_reference): Add a field scop.
5575 (find_data_references_in_loop): Declared.
5576 (find_data_references_in_stmt): Declared.
5577 (create_rdg_vertices): Declared.
5578 (dr_may_alias_p): Declared.
5579 (stmt_simple_memref_p): Declared.
5580 (struct rdg_edge): Add a field ddr_p relation.
5581 (build_empty_rdg): Declared.
5582 * lambda.h (lambda_matrix): Declare a VEC of.
5583 (find_induction_var_from_exit_cond): Declared.
5584 (lambda_vector_compare): New.
5585 * common.opt (fgraphite, floop-strip-mine,
5586 floop-interchange, floop-block): New flags.
5587 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5588 * cfgloop.c (is_loop_exit): New.
5589 * cfgloop.h (is_loop_exit): Declared.
5590 (create_empty_if_region_on_edge): Declared.
5591 (create_empty_loop_on_edge): Declared.
5592 * tree-flow.h (add_phi_node_to_bb): Declared.
5593 (make_phi_node): Declared.
5594 (rename_variables_in_bb): Declared.
5595 (perfect_loop_nest_depth): Declared.
5596 (graphite_transform_loops): Declared.
5597 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5598 (graphite.o-warn): Add -Wno-error.
5599 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5600 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5601 (INCLUDES): Add PPLINC, CLOOGINC.
5602 (OBJS-common): Add graphite.o.
5603 (graphite.o): Add rule.
5604 * gimple.h (gimple_vec): ... here.
5605 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5606 * passes.c (init_optimization_passes): Schedule
5607 pass_graphite_transforms.
5609 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5612 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5613 and -fno-toplevel-reorder after handle_options.
5615 2008-09-02 Paul Brook <paul@codesourcery.com>
5617 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5618 (arm_override_options): Set arm_tune_cortex_a9.
5619 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5620 (arm_issue_rate): Handle cortexa9.
5621 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5622 * config/arm/arm-cores.def: Add cortex-a9.
5623 * config/arm/arm-tune.md: Regenerate.
5624 * config/arm/arm.md: Include cortex-a9.md.
5625 (generic_sched, generic_vfp): Add cortexa9.
5626 * config/arm/cortex-a9.md: New file.
5628 2008-09-02 Richard Guenther <rguenther@suse.de>
5630 PR tree-optimization/37327
5631 * tree-vrp.c (register_new_assert_for): Make sure to not have
5632 TREE_OVERFLOW set on the bound.
5634 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5636 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5638 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5639 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5642 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5644 * gcc/config/spu/spu.md (divdf3): Removed.
5646 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5648 PR tree-optimization/37095
5649 * cgraph.c (cgraph_node): When creating new cgraph node after
5650 assembler_name_hash has been populated, record it in the hash
5653 2008-09-01 Paul Brook <paul@codesourcery.com>
5655 * doc/invoke.texi: Document -mword-relocations.
5656 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5657 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5658 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5659 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5660 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5661 (arm_emit_movpair): New function.
5662 (arm_print_operand <c>): Handle sybolic addresses.
5663 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5664 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5665 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5666 * config/arm/arm.opt: Add -mword-relocations.
5667 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5668 (arm_movt, arm_movw): New.
5670 2008-09-01 Paul Brook <paul@codesourcery.com>
5672 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5673 Allow Interworking on ARMv4 EABI based targets.
5674 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5675 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5677 2008-09-01 Paul Brook <paul@codesourcery.com>
5679 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5680 optimized LT0 test. Remove optimization for GT.
5682 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5684 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5685 openmp applications.
5686 * pa-hpux11.h (LIB_SPEC): Likewise.
5688 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5691 2008-09-01 Jan Hubicka <jh@suse.cz>
5693 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5694 present, use only counts; when guessed use only frequencies.
5695 (estimate_bb_frequencies): Use function_frequency.
5696 * profile.c (compute_branch_probabilities): Exit early when
5697 profile reading failed. Set profile_status.
5698 (branch_prob): Do not set profile_status.
5700 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5702 * tree.c (protected_set_expr_location): New.
5703 * tree.h (protected_set_expr_location): New prototype.
5704 * c-tree.h (build_array_ref): Add argument.
5705 (parser_build_unary_op): Same.
5706 * c-typeck.c (build_indirect_ref): Handle new location argument.
5707 (build_array_ref): Same.
5708 (parser_build_unary_op): Same.
5709 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5711 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5713 * c-common.c (finish_label_address_expr): Handle new location argument.
5714 * c-common.h (build_indirect_ref): Add argument.
5715 (finish_label_address_expr): Same.
5716 * c-parser.c (c_parser_unary_expression): Pass location to build
5718 (c_parser_postfix_expression): Same.
5720 2008-09-01 Paul Brook <paul@codesourcery.com>
5722 * config/arm/arm.md: Include cortex-r4f.md.
5723 (attr fpu): Update type list.
5724 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5725 fconstd, fcmps and fcmpd.
5726 (attr tune_cortexr4): Define.
5727 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5728 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5729 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5730 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5731 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5732 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5733 cortex_a8_vfp_farith: Ditto.
5734 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5735 * config/arm/cortex-r4.md: Use tune_cortexr4.
5736 * config/arm/cortex-r4f.md: New file.
5738 2008-09-01 Richard Guenther <rguenther@suse.de>
5740 PR tree-optimization/37305
5741 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5742 the result of constant conversions.
5743 (fold_gimple_assign): Likewise.
5745 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5747 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5748 #ifdef ENABLE_CHECKING.
5750 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5752 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5753 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5754 when !INSN_SCHEDULING.
5756 2008-09-01 Andreas Schwab <schwab@suse.de>
5758 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5760 2008-09-01 Paul Brook <paul@codesourcery.com>
5762 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5764 2008-09-01 Jan Hubicka <jh@suse.cz>
5766 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5768 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5770 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5771 * gimplify.c (gimplify_init_constructor): Add speed operand.
5772 * tree-sra.c (decide_block_copy): Likewise.
5773 * tree-inline.c (estimate_move_cost): Likewise.
5774 * config/alpha/alpha.h (MOVE_RATIO): Update.
5775 * config/frv/frv.c (MOVE_RATIO): Update.
5776 * config/spu/spu.h (MOVE_RATIO): Update.
5777 * config/sparc/sparc.h (MOVE_RATIO): Update.
5778 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5779 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5780 * config/cris/cris.h (MOVE_RATIO): Update.
5781 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5782 * config/arm/arm.h (MOVE_RATIO): Update.
5783 * config/pa/pa.md: Update uses of MOVE_RATIO
5784 * config/pa/pa.h (MOVE_RATIO): Update.
5785 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5786 CLEAR_RATIO, SET_RATIO): Update.
5787 * config/h8300/h8300.h (MOVE_RATIO): Update.
5788 * config/v850/v850.h (MOVE_RATIO): Update.
5789 * config/bfin/bfin.h (MOVE_RATIO): Update.
5791 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5792 Dmitry Melnik <dm@ispras.ru>
5793 Dmitry Zhurikhin <zhur@ispras.ru>
5794 Alexander Monakov <amonakov@ispras.ru>
5795 Maxim Kuvyrkov <maxim@codesourcery.com>
5797 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5798 sel-sched-dump.c, sel-sched-ir.c: New files.
5799 * Makefile.in (OBJS-common): Add selective scheduling object files.
5800 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5801 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5802 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5803 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5804 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5805 (make_forwarder_block): Update loop latch if we have redirected
5806 the loop latch edge.
5807 * cfgloop.c (get_loop_body_in_custom_order): New function.
5808 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5809 (CP_FALLTHRU_PREHEADERS): Likewise.
5810 (get_loop_body_in_custom_order): Declare.
5811 * cfgloopmanip.c (has_preds_from_loop): New.
5812 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5813 Assert that the preheader edge will be fall thru when it is set.
5814 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5815 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5816 fsel-sched-substitution, fselective-scheduling): New flags.
5817 * cse.c (hash_rtx_cb): New.
5819 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5820 sel_sched_insn_cnt): New counters.
5821 * final.c (compute_alignments): Export. Free dominance
5822 info after loop_optimizer_finalize.
5823 * genattr.c (main): Output maximal_insn_latency prototype.
5824 * genautomata.c (output_default_latencies): New.
5825 Factor its code from ...
5826 (output_internal_insn_latency_func): ... here.
5827 (output_internal_maximal_insn_latency_func): New.
5828 (output_maximal_insn_latency_func): New.
5829 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5830 (struct hard_reg_set_iterator): New.
5831 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5832 hard_reg_set_iter_next): New functions.
5833 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5834 * lists.c (remove_free_INSN_LIST_node,
5835 remove_free_EXPR_LIST_node): New functions.
5836 * loop-init.c (loop_optimizer_init): When
5837 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5838 calling create_preheaders.
5839 (loop_optimizer_finalize): Do not verify flow info after reload.
5840 * recog.c (validate_replace_rtx_1): New parameter simplify.
5841 Default it to true. Update all uses. Factor out simplifying
5843 (simplify_while_replacing): ... this new function.
5844 (validate_replace_rtx_part,
5845 validate_replace_rtx_part_nosimplify): New.
5846 * recog.h (validate_replace_rtx_part,
5847 validate_replace_rtx_part_nosimplify): Declare.
5848 * rtl.c (rtx_equal_p_cb): New.
5849 (rtx_equal_p): Use it.
5850 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5851 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5852 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5853 * vecprim.h: Add a vector type for unsigned int.
5854 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5855 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5856 ready_try, cycle_issued_insns, spec_info): Make global.
5857 (readyp): Initialize.
5858 (dfa_lookahead): New global variable.
5859 (old_max_uid, old_last_basic_block): Remove.
5860 (h_i_d): Make it a vector.
5861 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5863 (after_recovery, adding_bb_to_current_region_p):
5864 New variables to handle correct insertion of the recovery code.
5865 (struct ready_list): Move declaration to sched-int.h.
5866 (rgn_n_insns): Removed.
5867 (rtx_vec_t): Move to sched-int.h.
5868 (find_insn_reg_weight): Remove.
5869 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5870 (haifa_init_h_i_d, haifa_finish_h_i_d):
5871 New functions to initialize / finalize haifa instruction data.
5872 (extend_h_i_d, init_h_i_d): Rewrite.
5873 (unlink_other_notes): Move logic to add_to_note_list. Handle
5874 selective scheduler.
5875 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5876 find_fallthru_edge): Make global, remove static prototypes.
5877 (max_issue): Make global. Add privileged_n and state parameters. Use
5879 (extend_global, extend_all): Removed.
5880 (init_before_recovery): Add new param. Fix the handling of the case
5881 when we insert a recovery code before the EXIT which has a predecessor
5882 with a fallthrough edge to it.
5883 (create_recovery_block): Make global. Rename to
5884 sched_create_recovery_block. Update.
5885 (change_pattern): Rename to sched_change_pattern. Make global.
5886 (speculate_insn): Rename to sched_speculate_insn. Make global.
5887 Split haifa-specific functionality into ...
5888 (haifa_change_pattern): New static function.
5889 (sched_extend_bb): New static function.
5890 (sched_init_bbs): New function.
5891 (current_sched_info): Change type to struct haifa_sched_info.
5892 (insn_cost): Adjust for selective scheduling.
5893 (dep_cost_1): New function. Move logic from ...
5894 (dep_cost): ... here.
5895 (dep_cost): Use dep_cost_1.
5896 (contributes_to_priority_p): Use sched_deps_info instead of
5898 (priority): Adjust to work with selective scheduling. Process the
5899 corner case when all dependencies don't contribute to priority.
5900 (rank_for_schedule): Use ds_weak instead of dep_weak.
5901 (advance_state): New function. Move logic from ...
5902 (advance_one_cycle): ... here.
5903 (add_to_note_list, concat_note_lists): New functions.
5904 (rm_other_notes): Make static. Adjust for selective scheduling.
5905 (remove_notes, restore_other_notes): New functions.
5906 (move_insn): Add two arguments. Update assert. Don't call
5908 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5909 Remove more_issue, max_points. Move the code to initialize
5910 max_lookahead_tries to max_issue.
5911 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5912 ready. Adjust use of move_insn. Call restore_other_notes.
5914 (sched_init, sched_finish): Move Haifa-specific initialization/
5916 (haifa_sched_init, haifa_sched_finish): ... respectively.
5918 (setup_sched_dump): New function.
5919 (haifa_init_only_bb): New static function.
5920 (haifa_speculate_insn): New static function.
5921 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5922 (extend_ready, extend_all): Remove.
5923 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5924 (create_check_block_twin, add_to_speculative_block): Use
5925 haifa_insns_init instead of extend_global. Update to use new
5926 initialization functions. Change parameter. Factor out code from
5927 create_check_block_twin to ...
5928 (sched_create_recovery_edges) ... this new function.
5929 (add_block): Remove.
5930 (sched_scan_info): New.
5931 (extend_bb): Use sched_scan_info.
5932 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5933 static functions for walking through scheduling region.
5934 (sched_luids): New vector variable to replace uid_to_luid.
5935 (luids_extend_insn): New function.
5936 (sched_max_luid): New variable.
5937 (luids_init_insn): New function.
5938 (sched_init_luids, sched_finish_luids): New functions.
5939 (insn_luid): New debug function.
5940 (sched_extend_target): New function.
5941 (haifa_init_insn): New static function.
5942 (sched_init_only_bb): New hook.
5943 (sched_split_block): New hook.
5944 (sched_split_block_1): New function.
5945 (sched_create_empty_bb): New hook.
5946 (sched_create_empty_bb_1): New function.
5947 (common_sched_info, ready): New global variables.
5948 (current_sched_info_var): Remove.
5949 (move_block_after_check): Use common_sched_info.
5950 (haifa_luid_for_non_insn): New static function.
5951 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5952 (increase_insn_priority): New.
5953 * modulo-sched.c: (issue_rate): Remove static declaration.
5954 (sms_sched_info): Change type to haifa_sched_info.
5955 (sms_sched_deps_info, sms_common_sched_info): New variables.
5956 (setup_sched_infos): New.
5957 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5958 Do not call regstat_free_calls_crossed.
5959 (sms_print_insn): Use const_rtx.
5960 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5961 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5962 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5963 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5964 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5965 current_sched_info to use it.
5966 (enum reg_pending_barrier_mode): Move to sched-int.h.
5967 (h_d_i_d): New variable. Initialize to NULL.
5968 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5970 (estimate_dep_weak): Remove static declaration.
5971 (sched_has_condition_p): New function. Adjust users of
5972 sched_get_condition to use it instead.
5973 (conditions_mutex_p): Add arguments indicating which conditions are
5975 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5976 argument to indicate whether returned condition is reversed. Do not
5977 generate new rtx when condition should be reversed; indicate it by
5978 setting new argument instead.
5979 (add_dependence_list_and_free): Add deps parameter.
5980 Update all users. Do not free dependence list when
5981 deps context is readonly.
5982 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5984 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5985 (remove_from_deps): New. Use the above functions.
5986 (cur_insn, can_start_lhs_rhs_p): New static variables.
5987 (add_or_update_back_dep_1): Initialize present_dep_type.
5988 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5989 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5990 haifa_note_dep): New functions implementing dependence hooks for
5991 the Haifa scheduler.
5992 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5993 note_dep): New functions.
5994 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5996 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5997 (free_deps): Initialize deps->reg_last.
5998 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5999 sched_analyze_insn): Update to use dependency hooks infrastructure
6000 and readonly contexts.
6001 (deps_analyze_insn): New function. Move part of logic from ...
6002 (sched_analyze): ... here. Also move some logic to ...
6003 (deps_start_bb): ... here. New function.
6004 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6006 (sched_deps_init): New function. Move code from ...
6007 (init_dependency_caches): ... here. Remove.
6008 (init_deps_data_vector): New.
6009 (sched_deps_finish): New function. Move code from ...
6010 (free_dependency_caches): ... here. Remove.
6011 (init_deps_global, finish_deps_global): Adjust for use with
6012 selective scheduling.
6013 (get_dep_weak): Move logic to ...
6014 (get_dep_weak_1): New function.
6015 (ds_merge): Move logic to ...
6016 (ds_merge_1): New static function.
6017 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6018 (ds_get_max_dep_weak): New function.
6019 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6020 (n_insns): Rename to rgn_n_insns.
6021 (debug_ebb_dependencies): New function.
6022 (init_ready_list): Use it.
6023 (begin_schedule_ready): Use sched_init_only_bb.
6024 (ebb_print_insn): Indicate when an insn starts a new cycle.
6025 (contributes_to_priority, compute_jump_reg_dependencies,
6026 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6027 (add_block1): Remove to ebb_add_block.
6028 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6029 (schedule_ebb): Initialize them. Use remove_notes instead of
6030 rm_other_notes. Use haifa_local_init/finish.
6031 (schedule_ebbs): Use haifa_sched_init/finish.
6032 * sched-int.h: Include vecprim.h, remove rtl.h.
6033 (struct ready_list): Delete declaration.
6034 (sched_verbose_param, enum sched_pass_id_t,
6035 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6036 (struct sched_scan_info_def): New structure.
6037 (sched_scan_info, sched_scan, sched_init_bbs,
6038 sched_init_luids, sched_finish_luids, sched_extend_target,
6039 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6040 (struct common_sched_info_def): New.
6041 (common_sched_info, haifa_common_sched_info,
6042 sched_emulate_haifa_p): Declare.
6044 (sched_luids): Declare.
6045 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6046 (sched_max_luid, insn_luid): Declare.
6047 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6048 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6049 print_insn, print_pattern, print_value, haifa_classify_insn,
6050 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6051 setup_sched_dump, sched_init, sched_finish,
6052 sel_insn_is_speculation_check): Export.
6053 (struct ready_list): Move from haifa-sched.c.
6054 (ready_try, ready, max_issue): Export.
6055 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6056 sched_init_only_bb, sched_split_block, sched_split_block_1,
6057 sched_create_empty_bb, sched_create_empty_bb_1,
6058 sched_create_recovery_block, sched_create_recovery_edges): Export.
6059 (enum reg_pending_barrier_mode): Export.
6060 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6062 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6063 print_insn field. Move add_block and fix_recovery_cfg to
6064 common_sched_info_def. Move compute_jump_reg_dependencies,
6066 (struct sched_deps_info_def): ... this new structure.
6067 (sched_deps_info): Declare.
6068 (struct spec_info_def): Remove weakness_cutoff, add
6069 data_weakness_cutoff and control_weakness_cutoff.
6070 (spec_info): Declare.
6071 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6073 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6074 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6075 (current_sched_info): Change type to struct haifa_sched_info.
6076 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6077 (h_d_i_d): New variable.
6078 (HDID): New accessor macro.
6079 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6080 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6082 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6083 (enum SCHED_FLAGS): Update for selective scheduler.
6084 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6085 (init_dependency_caches, free_dependency_caches): Delete declarations.
6086 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6087 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6088 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6089 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6090 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6092 (rm_other_notes): Delete declaration.
6093 (schedule_block): Remove one argument.
6094 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6095 ready_element, ready_lastpos, sched_extend_ready_list,
6096 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6097 concat_note_lists): Export.
6098 (struct region): Move from sched-rgn.h.
6099 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6100 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6101 BLOCK_TO_BB, CONTAINING_RGN): Export.
6102 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6103 (current_nr_blocks, current_blocks, target_bb): Likewise.
6104 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6105 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6106 sched_rgn_local_init, extend_regions,
6107 rgn_make_new_region_out_of_new_block, compute_priorities,
6108 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6109 extend_rgns, deps_join rgn_setup_common_sched_info,
6110 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6111 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6112 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6113 increase_insn_priority): Likewise.
6114 * sched-rgn.c: Include sel-sched.h.
6115 (ref_counts): New static variable. Use it ...
6116 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6117 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6118 (sched_is_disabled_for_current_region_p): Delete static declaration.
6119 (struct region): Move to sched-int.h.
6120 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6121 ebb_head): Define and initialize.
6122 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6123 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6124 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6126 (find_single_block_region): Add new argument to indicate that EBB
6127 regions should be constructed.
6128 (debug_live): Delete declaration.
6129 (current_nr_blocks, current_blocks, target_bb):
6130 Remove static qualifiers.
6131 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6133 (init_regions): Delete declaration.
6134 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6135 rgn_estimate_number_of_insns): New.
6136 (too_large): Use estimate_number_of_insns.
6137 (haifa_find_rgns): New. Move the code from ...
6138 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6139 (free_trg_info): New.
6140 (compute_trg_info): Allocate candidate tables here instead of ...
6141 (init_ready_list): ... here.
6142 (rgn_print_insn): Use const_rtx.
6143 (contributes_to_priority, extend_regions): Delete static declaration.
6144 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6145 (add_block1): Rename to rgn_add_block.
6146 (debug_rgn_dependencies): Delete static qualifier.
6147 (new_ready): Use sched_deps_info. Simplify.
6148 (rgn_common_sched_info, rgn_const_sched_deps_info,
6149 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6151 (region_sched_info): Rename to rgn_const_sched_info.
6152 (deps_join): New, extracted from ...
6153 (propagate_deps): ... here.
6154 (compute_block_dependences, debug_dependencies): Update for selective
6156 (free_rgn_deps, compute_priorities): New functions.
6157 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6158 sched_rgn_compute_dependencies): New functions.
6159 (schedule_region): Use them.
6160 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6161 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6163 (schedule_insns): Call new functions that were split out.
6164 (rgn_make_new_region_out_of_new_block): New.
6165 (get_rgn_sched_max_insns_priority): New.
6166 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6167 scheduling when appropriate.
6168 * sched-vis.c: Include insn-attr.h.
6169 (print_value, print_pattern): Make global.
6170 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6171 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6172 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6173 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6174 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6175 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6176 hooks. Initialize them to 0.
6177 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6178 * target.h (struct gcc_target): Add them. Rename gen_check field to
6180 * flags.h (sel_sched_switch_set): Declare.
6181 * opts.c (sel_sched_switch_set): New variable.
6182 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6183 pipelining is disabled from command line.
6184 (common_handle_option): Record whether selective scheduling is
6185 requested from command line.
6186 * doc/invoke.texi: Document new flags and parameters.
6187 * doc/tm.texi: Document new target hooks.
6188 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6190 (dfa_state_size): Do not declare locally.
6191 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6192 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6193 rs6000_alloc_sched_context, rs6000_set_sched_context,
6194 rs6000_free_sched_context): New functions.
6195 (struct _rs6000_sched_context): New.
6196 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6198 (rs6000_sched_finish): Do not run for selective scheduling.
6200 2008-08-31 Jan Hubicka <jh@suse.cz>
6202 * frv.c (frv_rtx_costs): Update forward declaration.
6203 * spu.c (spu_rtx_costs): Likewise.
6204 * pdp11.c: Include df.h
6205 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6206 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6207 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6208 * iq2000.c (iq2000_address_cost): Add speed argument.
6209 (iq2000_rtx_costs): Likewise.
6210 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6211 update call of mn10300_address_cost.
6212 * mcore.c: Include df.h
6213 (mcore_rtx_costs): Update prototype.
6214 * score3.c: Include df.h
6215 (score3_rtx_costs): Remove speed argument.
6216 * score7.c: Include df.h
6217 (score7_address_cost): Remove speed argument.
6218 * score-protos.h (score_address_cost): Update prototype.
6219 * score.c: Include df.h
6220 (score_rtx_costs): Update call of costs functions.
6221 * v850.c (v850_rtx_costs): Add bool argument.
6223 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6225 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6227 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6229 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6230 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6232 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6234 * mkmap-flat.awk: Add option pe_dll.
6235 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6236 * config/i386/t-cygwin (SHLIB_LC): Add.
6237 * config/i386/t-mingw32 (SHLIB_LC): Add.
6238 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6239 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6240 (LINK_SPEC): Support libgcc_s.
6241 (LIBGCC_SPEC): Support libgcc_s.
6242 (LIBGCC_SONAME): New.
6244 2008-08-31 Jan Hubicka <jh@suse.cz>
6246 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6247 mistakely had old version of patch.
6249 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6250 (ipcp_estimate_growth): New.
6251 (ipcp_insert_stage): Use ipcp_estimate_growth.
6252 * profile.c (branch_prob): When reading failed, do not consider
6255 2008-08-31 Jan Hubicka <jh@suse.cz>
6257 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6258 loop is optimized for speed.
6260 2008-08-31 Richard Guenther <rguenther@suse.de>
6263 * fold-const.c (fold_binary): Retain conversions in folding
6266 2008-08-31 Jan Hubicka <jh@suse.cz>
6268 * postreload-gcse.c (eliminate_partially_redundant_loads):
6269 Use optimize_bb_for_size_p.
6270 * predict.c (maybe_hot_frequency_p): Make inline.
6271 (maybe_hot_count_p): Break out from ...
6272 (maybe_hot_bb_p): ... this one.
6273 (maybe_hot_edge_p): Simplify.
6274 * basic-block.h (probably_cold_bb_p): Remove.
6276 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6279 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6281 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6282 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6283 Also split V4SFmode.
6284 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6287 2008-08-31 Jan Hubicka <jh@suse.cz>
6289 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6291 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6293 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6296 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6299 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6300 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6302 2008-08-31 Jan Hubicka <jh@suse.cz>
6304 * sparc.h (BRANCH_COST): Fix macro definition.
6305 * avr.c (avr_operand_rtx_cost): Add speed argument.
6306 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6308 2008-08-31 Richard Guenther <rguenther@suse.de>
6310 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6311 types instead of operands. Re-instantiate verifying of
6312 binary expression operands.
6314 2008-08-30 Jan Hubicka <jh@suse.cz>
6316 * fwprop.c (should_replace_address): Add speed attribute.
6317 (PR_OPTIMIZE_FOR_SPEED): New flag.
6318 (propagate_rtx_1): Use it.
6319 (propagate_rtx): Set it.
6320 (try_fwprop_subst): Update call of rtx_costs.
6321 (forward_propagate_and_simplify): LIkewise.
6322 * hooks.c (hook_int_rtx_bool_0): New
6323 (hook_bool_rtx_int_int_intp_false): Replace by ...
6324 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6325 * hooks.h (hook_int_rtx_bool_0): New
6326 (hook_bool_rtx_int_int_intp_false): Replace by ...
6327 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6328 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6329 (prepare_cmp_insn): UPdate call of rtx_cost.
6330 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6331 (reload_cse_simplify_operands): Update call of rtx_cost.
6332 (reload_cse_move2add): call of rtx_cost.
6333 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6334 * rtlanal.c (rtx_cost): Add speed argument.
6335 (address_cost): Add speed argument
6336 (default_address_cost): Likewise.
6337 (insn_rtx_cost): Likewise.
6338 * cfgloopanal.c (seq_cost): Add speed argument.
6339 (target_reg_cost, target_spill_cost): Turn to array.
6340 (init_set_costs): Update for speed.
6341 (estimate_reg_pressure_cost): Add speed argument.
6342 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6343 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6344 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6345 (seq_cost): Add speed argument.
6346 (computation_cost): Add speed arugment.
6347 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6348 (force_expr_to_var_cost): Update for profile info.
6349 (force_var_cost): Likewise.
6350 (split_address_cost): Likewise.
6351 (ptr_difference_cost): Likewise.
6352 (difference_cost): Likewise.
6353 (get_computation_cost_at): Likewise.
6354 (determine_iv_cost): Likewise.
6355 (ivopts_global_cost_for_size): Likewise.
6356 (rewrite_use_address): Likewise.
6357 (tree_ssa_iv_optimize_loop): Initialize speed field.
6358 * cse.c (optimize_this_for_speed_p): New static var.
6359 (notreg_cost): Update call of rtx_cost.
6360 (cse_extended_basic_block): set optimize_this_for_speed_p.
6361 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6362 (noce_try_cmove_arith): Likewise.
6363 (noce_try_sign_mask): LIkewise.
6364 * expr.c (compress_float_constant): Update rtx_cost calls.
6365 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6367 (addr_to_parts): Likewise.
6368 (create_mem_ref): Likewise.
6369 * dse.c (find_shift_sequence): Add speed argument.
6370 (replace_read): Update call.
6371 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6372 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6373 * neg_cost, shift_cost, shiftadd_cost,
6374 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6375 mul_highpart_cost): Increase dimension.
6376 (init_expmed): Initialize for both size and speed.
6377 (expand_shift): Use profile.
6378 (synth_mult): Use profile.
6379 (choose_mult_variant): Use profile.
6380 (expand_mult): Use profile.
6381 (expand_mult_highpart_optab): Use profile.
6382 (expand_mult_highpart): Use profile.
6383 (expand_smod_pow2): Use profile.
6384 (expand_divmod): Use profile.
6385 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6387 * loop-invariant.c (create_new_invariant): Use profile.
6388 (gain_for_invariant): Add speed parameter.
6389 (best_gain_for_invariant): Likewise.
6390 (find_invariants_to_move): Likewise.
6391 (move_single_loop_invariants): Set it.
6392 * target-def.h (TARGET_RTX_COSTS): Use hook.
6393 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6394 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6395 * output.h (default_address_cost): Update prototype.
6396 * combine.c (optimize_this_for_speed_p): New static var.
6397 (combine_validate_cost): Update call of rtx_cost.
6398 (combine_instructions): Set optimize_this_for_speed_p.
6399 (expand_compound_operation): Update call of rtx_cost.
6400 (make_extraction):Update call of rtx_cost.
6401 (force_to_mode):Update call of rtx_cost.
6402 (distribute_and_simplify_rtx):Update call of rtx_cost.
6403 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6404 (estimate_reg_pressure_cost): Update prototype.
6405 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6406 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6408 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6409 (alpha_rtx_costs): Update.
6410 * config/frv/frv.c (frv_rtx_costs): Update.
6411 * config/s390/s390.c (s390_rtx_costs): Update.
6412 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6413 (m32c_rtx_costs): Update.
6414 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6415 (spu_rtx_costs): Update.
6416 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6417 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6418 * config/i386/i386.c (:ix86_address_cost): Update.
6419 (ix86_rtx_costs): Update.
6420 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6421 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6422 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6423 * config/crx/crx.c (crx_address_cost): Update.
6424 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6425 * config/stormy16/stormy16.c
6426 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6427 * config/m68hc11/m68hc11.c
6428 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6429 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6430 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6432 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6434 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6435 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6436 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6437 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6438 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6439 (mcore_rtx_costs): update.
6440 * config/score/score3.c (score3_rtx_costs): Update.
6441 * config/score/score7.c (score7_rtx_costs): Update.
6442 * config/score/score3.h (score3_rtx_costs):Update.
6443 * config/score/score7.h (score7_rtx_costs): Update.
6444 * config/score/score.c (score_rtx_costs): Update.
6445 * config/arm/arm.c (arm_address_cost): Update.
6446 (arm_rtx_costs_1): Update.
6447 (arm_rtx_costs_1): Update.
6448 (arm_size_rtx_costs): Update.
6449 (arm_size_rtx_costs): Update.
6450 (arm_size_rtx_costs): Update.
6451 (arm_xscale_rtx_costs): Update.
6452 (arm_thumb_address_cost): Update.
6453 * config/pa/pa.c (hppa_address_cost): Update.
6454 * config/mips/mips.c (mips_rtx_costs): Update.
6455 * config/vax/vax.c (vax_address_cost): Update.
6456 * config/h8300/h8300.c (h8300_shift_costs): Update.
6457 (h8300_rtx_costs): Update.
6458 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6459 (v850_rtx_costs): Update.
6460 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6461 * config/bfin/bfin.c
6462 (bfin_address_cost): Update.
6463 (bfin_rtx_costs): Update.
6464 * stmt.c (lshift_cheap_p): Update.
6466 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6469 * expmed.c (extract_bit_field_1): Check the mode size to make
6470 sure the vector modes have the same size.
6472 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6474 * dojump.c (top level): Include basic-block.h to declare
6475 optimize_insn_for_speed_p
6477 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6479 * opts.h (CL_SAVE): New option class for marking options that are
6480 target specific options usable in the target attribute.
6481 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6483 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6484 can easily find the target specific options that are safe to use
6485 in the attribute or pragma.
6487 * attribs.c (decl_attributes): Change #pragma GCC option to
6488 #pragma GCC target, and attribute((option(...))) to
6489 attribute((target(...))).
6491 * doc/extend.texi (target attribute): Change from option
6492 attribute. Delete push/pop/reset.
6493 (#pragma GCC target): Change from #pragma GCC option. Delete
6495 (#pragma GCC push_options): Document new pragma.
6496 (#pragma GCC pop_options): Document new pragma.
6497 (#pragma GCC reset_options): Document new pragma.
6499 * targhooks.c (default_target_option_valid_attribute_p): Add
6500 warning about port not supporting target attributes.
6501 (default_target_option_pragma_parse): New function, warn about
6502 #pragma GCC target not being supported.
6504 * targhooks.h (default_target_option_pragma_parse): Add
6507 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6508 TI_CURRENT_OPTION_PRAGMA.
6509 (current_target_pragma): Rename from current_option_pragma.
6511 * target.h: (struct target_option): Delete booleans for changing
6512 the optimization level on hot/cold functions. Change signature of
6513 pragma_parse hook to take a second tree.
6515 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6517 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6518 that the declaration is done at global scope.
6520 * langhooks.c (add_builtin_function_common): Move most of the code
6521 from add_builtin_function here, calling the hook passed in.
6522 (add_builtin_function): Call add_builtin_function_common with
6523 standard builtin hook.
6524 (add_builtin_function_ext_scope): New function to add builtins to
6527 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6529 (add_builtin_function_ext_scope): Add declaration.
6531 * c-pragma.c (handle_pragma_target): Rename from
6532 handle_pragma_option, #pragma GCC option is now #pragma GCC
6533 target. Move warning about port not supporting target options to
6534 default pragma parse hook. Remove push/pop/reset from this
6536 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6537 (option_stack): Delete static variable.
6538 (optimize_stack): Ditto.
6539 (optons_stack): New stack of saved target and optimization
6541 (handle_pragma_push_options): New function to handle pushing both
6542 target and optimization options.
6543 (handle_pragma_pop_options): New function to handle popping both
6544 target and optimization options.
6545 (handle_pragma_reset_options): New function to handle resetting
6546 both target and optimization options to their initial state.
6547 (init_pragma): Rename handle_pragma_option to
6548 handle_pragma_target. Add support for push_options, pop_options,
6549 and reset_options pragmas.
6551 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6552 default_target_option_pragma_parse.
6553 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6554 default_target_option_valid_attribute_p.
6555 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6556 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6557 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6558 optimization level on hot/cold functions.
6560 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6561 if the caller and callee have different optimization levels.
6563 * c-common.c (handle_target_attribute): Rename from
6564 handle_option_attribute, attribute((option(...))) is now
6565 attribute((target(...))). Move warning if the port does not
6566 support target attributes to the default hook.
6567 (handle_hot_attribute): Delete code to change the optimization
6568 level of hot functions.
6569 (handle_cold_attribute): Ditto.
6571 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6572 argument that is the binary tree options to use if there are no
6573 arguments. Call ix86_valid_target_attribute_tree instead of
6574 ix86_valid_option_attribute_tree.
6575 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6576 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6577 ix86_pragma_option_parse.
6579 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6580 Rename from ix86_valid_option_attribute_tree.
6582 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6583 new builtins when the ISA changes.
6584 (ix86_valid_target_attribute_tree): Rename from
6585 ix86_valid_option_attribute_tree. Change callers. If the
6586 function specified optimization options, use those as the starting
6587 point before setting up the target attributes. If the
6588 optimization options were changed in the course of setting the
6589 target attributes, record the new optimization options.
6590 (ix86_valid_target_attribute_tree_inner_p): Rename from
6591 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6592 ix86_add_new_builtins if the ISA changed.
6593 (ix86_valid_target_attribute_p): Rename from
6594 ix86_valid_option_attribute_p. Change callers.
6595 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6596 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6597 as delayed builtin functions.
6598 (struct builtin_isa): New structure to record builtin functions
6599 that should be delayed until the ISA for that function is used.
6600 (ix86_builtins_isa): Change from int to struct to track builtin
6601 functions we want to declare at some point.
6602 (def_builtin): If the front end can delay defining the builtin
6603 functions, don't create builtins for ISAs not part of the default
6605 (def_builtin_const): Ditto.
6606 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6607 __builtin_ia32_pcmov_v2di to be different builtin functions.
6608 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6609 a structure instead of an int.
6610 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6611 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6612 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6613 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6615 * config/ia64/ia64.h
6616 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6617 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6619 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6620 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6621 (LANG_HOOKS_INITIALIZER): Add
6622 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6624 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6627 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6628 the reload address with the index register for SFmode
6629 access with a displacement.
6631 2008-08-30 Jan Hubicka <jh@suse.cz>
6633 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6634 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6635 * dojump.c (do_jump): Likewise.
6636 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6637 (note-if_info): Add BRANCH_COST.
6638 (noce_try_store_flag_constants, noce_try_addcc,
6639 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6640 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6641 find_if_case_2): Use computed branch cost.
6642 * expr.h (BRANCH_COST): Update default.
6643 * predict.c (predictable_edge_p): New function.
6644 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6645 Update BRANCH_COST call.
6646 * basic-block.h (predictable_edge_p): Declare.
6647 * config/alpha/alpha.h (BRANCH_COST): Update.
6648 * config/frv/frv.h (BRANCH_COST): Update.
6649 * config/s390/s390.h (BRANCH_COST): Update.
6650 * config/spu/spu.h (BRANCH_COST): Update.
6651 * config/sparc/sparc.h (BRANCH_COST): Update.
6652 * config/m32r/m32r.h (BRANCH_COST): Update.
6653 * config/i386/i386.h (BRANCH_COST): Update.
6654 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6656 * config/sh/sh.h (BRANCH_COST): Update.
6657 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6658 * config/avr/avr.h (BRANCH_COST): Update.
6659 * config/crx/crx.h (BRANCH_COST): Update.
6660 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6661 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6662 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6663 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6664 * config/ia64/ia64.h (BRANCH_COST): Update.
6665 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6666 * config/arc/arc.h (BRANCH_COST): Update.
6667 * config/score/score.h (BRANCH_COST): Update.
6668 * config/arm/arm.h (BRANCH_COST): Update.
6669 * config/pa/pa.h (BRANCH_COST): Update.
6670 * config/mips/mips.h (BRANCH_COST): Update.
6671 * config/vax/vax.h (BRANCH_COST): Update.
6672 * config/h8300/h8300.h (BRANCH_COST): Update.
6673 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6674 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6675 * doc/tm.texi (BRANCH_COST): Update.
6677 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6680 * config/arm/arm.c (arm_optimization_options): Set
6681 flag_section_anchors to 2 instead of 1 to distinguish it from
6682 -fsection-anchors given explicitely on the command line.
6684 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6686 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6687 final insn of a split.
6689 2008-08-30 Jan Hubicka <jh@suse.cz>
6691 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6692 optimized for speed.
6693 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6694 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6695 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6696 flag_gcse_after_reload_set): New static vars.
6697 (common_handle_option): Enable those flags for profile-use.
6698 (decode_options): Remove optimize_size flags that are handled
6699 on higher granuality.
6700 * tree-vectorizer.c (vectorize_loops): Use
6701 optimize_loop_nest_for_speed_p.
6702 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6703 * tree-predcom.c (tree_predictive_commoning): Use
6704 optimize_loop_for_speed_p.
6705 * varasm.c (assemble_start_function): Use
6706 optimize_function_for_speed_p.
6707 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6708 * predict.c (optimize_loop_for_speed_p): Fix walk.
6710 2008-08-30 Jan Hubicka <jh@suse.cz>
6712 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6714 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6715 profile presence locally.
6717 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6720 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6721 versions before 4.0.
6723 2008-08-29 Jan Hubicka <jh@suse.cz>
6725 * tree-inline.c (insert_init_stmt): Insert sequence even when
6728 2008-08-29 Jeff Law <law@redhat.com>
6730 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6731 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6732 location and class is an FP register.
6734 2008-08-29 Jan Hubicka <jh@suse.cz>
6736 * see.c (see_merge_one_def_extension): Silence used uninitialized
6738 * matrix-reorg.c (check_allocation_function): Likewise.
6739 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6741 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6744 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6745 compute new & and | in type rather than TREE_TYPE (arg0).
6747 * dwarf2out.c (fortran_common): Update comment.
6748 (gen_variable_die): Swap com_die and var_die variables in Fortran
6749 COMMON block handling code.
6751 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6753 * dwarf2out.c (gen_const_die): New function.
6754 (size_of_die, value_format, output_die): Output larger
6755 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6756 (native_encode_initializer): New function.
6757 (tree_add_const_value_attribute): Call it.
6758 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6760 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6761 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6762 TREE_THIS_VOLATILE to add_type_attribute.
6764 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6766 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6769 * dwarf2out.c (loc_by_reference): New function.
6770 (add_location_or_const_value_attribute): Use it.
6773 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6774 as DW_TAG_variable children of DW_TAG_common_block rather than
6775 DW_TAG_member children. Put DW_AT_external to individual
6776 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6778 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6779 loc_descriptor_from_tree_1.
6783 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6784 arguments to imported_module_or_decl.
6785 (debug_nothing_tree_tree): Removed.
6786 (debug_nothing_tree_tree_tree_bool): New prototype.
6787 * debug.c (do_nothing_debug_hooks): Adjust.
6788 (debug_nothing_tree_tree): Removed.
6789 (debug_nothing_tree_tree_tree_bool): New function.
6790 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6791 (gen_variable_die): Put all common vars for the
6792 same COMMON block under one DW_TAG_common_block.
6793 (declare_in_namespace): Return new context_die, for Fortran
6794 return the module DIE instead of adding extra declarations into
6796 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6797 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6798 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6800 (dwarf2out_global_decl): Don't skip Fortran global vars.
6801 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6802 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6803 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6804 DW_TAG_imported_declaration as child of previous
6805 DW_TAG_imported_module.
6806 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6807 * sdbout.c (sdb_debug_hooks): Likewise.
6808 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6810 2008-08-29 Jan Hubicka <jh@suse.cz>
6812 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6814 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6815 * ipa-cp.c (n_cloning_candidates): New static variable.
6816 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6817 (ipcp_print_all_lattices): Improve debug output.
6818 (ipcp_cloning_candidate_p): New function.
6819 (ipcp_initialize_node_lattices): Use it.
6820 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6821 (ipcp_propagate_stage): Prettier debug output.
6822 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6823 (ipcp_print_all_structures): Remove.
6824 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6825 (ipcp_insert_stage): Prettier debug output; call
6826 cgraph_remove_unreachable_nodes before propagating.
6827 (pass_ipa_cp): Schedule function removal pass.
6828 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6830 (cgraph_maybe_hot_edge_p): Move to ...
6831 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6832 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6833 (common_handle_option): Set them; enable ipa-cp when profiling.
6834 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6835 (ipa_print_all_jump_functions): Likewise.
6836 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6837 (ipa_print_node_params, ipa_print_all_params): New.
6838 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6839 ipa_print_all_param_flags): Remove.
6840 (ipa_print_node_params, ipa_print_all_params): New.
6842 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6844 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6845 change from 2008-04-03.
6846 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6848 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6851 * ira-color.c (push_allocnos_to_stack): Truncate
6852 removed_splay_allocno_vec.
6854 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6857 * ira-color (ira_fast_allocation): Don't assign hard registers to
6860 2008-08-29 Jan Hubicka <jh@suse.cz>
6863 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6864 for cold internal loops.
6866 2008-08-29 Richard Guenther <rguenther@suse.de>
6868 * tree-ssa-structalias.c (create_variable_info_for): Do not
6869 create fields for heap vars or vars with a noalias state.
6870 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6873 2008-08-29 Richard Guenther <rguenther@suse.de>
6875 * common.opt (ftree-store-ccp): Mark as preserved for
6876 backward compatibility.
6877 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6878 * tree-pass.h (pass_store_ccp): Remove.
6879 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6880 (first_vdef): Remove declaration.
6881 (get_value_loaded_by): Likewise.
6882 * tree-ssa-ccp.c (do_store_ccp): Remove.
6883 (get_default_value): Simplify as do_store_ccp is always false
6884 now. Do not initialize mem_ref.
6885 (set_value_varying): Likewise.
6886 (canonicalize_float_value): Likewise.
6887 (set_lattice_value): Likewise.
6888 (likely_value): Likewise.
6889 (surely_varying_stmt_p): Likewise.
6890 (ccp_initialize): Likewise.
6891 (ccp_lattice_meet): Likewise.
6892 (ccp_visit_phi_node): Likewise.
6893 (ccp_fold): Likewise.
6894 (evaluate_stmt): Likewise.
6895 (visit_assignment): Likewise.
6896 (ccp_visit_stmt): Likewise.
6897 (execute_ssa_ccp): Fold into ...
6898 (do_ssa_ccp): ... this.
6899 (do_ssa_store_ccp): Remove.
6900 (gate_store_ccp): Likewise.
6901 (pass_store_ccp): Likewise.
6902 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6904 * tree-ssa-propagate.c (first_vdef): Remove.
6905 (get_value_loaded_by): Likewise.
6906 (replace_vuses_in): Likewise.
6907 (substitute_and_fold): Do not call replace_vuses_in.
6908 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6910 2008-08-29 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6914 PARAM_NOALIAS tags with is_heapvar.
6915 * tree-ssa-operands.c (access_can_touch_variable): Offset
6916 based tests do not apply for heapvars. Fix offset test.
6918 2008-08-29 Jan Hubicka <jh@suse.cz>
6920 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6921 (-fipa-cp-clone): Enabled by default at -O3.
6922 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6923 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6925 2008-08-29 Jan Hubicka <jh@suse.cz>
6927 * tree.c (build_function_type_skip_args,
6928 build_function_decl_skip_args): New functions.
6929 * tree.h (build_function_type_skip_args,
6930 build_function_decl_skip_args): Declare.
6931 * gimple.c (giple_copy_call_skip_args): New function.
6932 (giple_copy_call_skip_args): Declare.
6934 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6935 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6936 (ipcp_node_modifiable_p): ... this one; use
6937 tree_versionable_function_p.
6938 (ipcp_create_replace_map): Improve debug output.
6939 (ipcp_need_redirect_p): Return false when not clonning.
6940 (ipcp_update_callgraph): Skip args.
6941 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6943 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6944 (save_inline_function_body): Update call of tree_function_versioning.
6945 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6946 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6948 (tree_function_versioning): Likewise.
6949 * tree-inline.h (tree_function_versioning): Update prototype.
6951 2008-08-29 Jan Hubicka <jh@suse.cz>
6953 * loop-unswitch.c (unswitch_single_loop): Use
6954 optimize_loop_for_speed_p.
6955 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6956 Use optimize_function_for_size_p.
6957 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6958 * postreload-gcse.c (eliminate_partially_redundant_load):
6959 Use optimize_bb_for_size_p.
6960 * value-prof.c (gimple_divmod_fixed_value_transform,
6961 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6962 gimple_stringops_transform): Use optimize_bb_for_size_p.
6963 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6964 * final.c (compute_alignments): Use optimize_function_for_size_p.
6965 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6966 (fold_builtin_strcpy, fold_builtin_fputs): Use
6967 optimize_function_for_size_p.
6968 * fold-const.c (tree_swap_operands_p): Use
6969 optimize_function_for_size_p.
6970 * recog.c (relax_delay_slots): Likewise.
6971 * tree-ssa-math-opts.c (replace_reciprocal):
6972 Use optimize_bb_for_speed_p.
6973 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6974 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6975 optimize_function_for_size_p.
6976 (cgraph_decide_inlining_of_small_function): Use
6977 optimize_function_for_size_p.
6978 * global.c (find_reg): Use optimize_function_for_size_p.
6979 * opts.c (decode_options): Do not clear flag_tree_ch,
6980 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6981 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6982 work it out from profile.
6983 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6984 optimize_loop_for_speed_p.
6985 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6987 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6988 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6989 * tree-eh.c (decide_copy_try_finally): Use
6990 optimize_function_for_size_p.
6991 * local-alloc.c (block_alloc): Pass BB pointer.
6992 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6993 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6994 * loop-unroll.c (decide_unrolling_and_peeling):
6995 Use optimize_loop_for_size_p.
6996 (decide_peel_completely): Likewise.
6997 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6998 optimize_loop_for_size_p.
6999 (vect_enhance_data_refs_alignment): Likewise.
7000 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7001 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7003 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7004 (try_crossjump_bb): Use optimize_bb_for_size_p.
7005 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7006 optimize_loop_for_speed_p.
7007 * bb-reorder.c (find_traces_1_round): Likewise.
7008 (copy_bb): Use optimize_bb_for_speed_p.
7009 (duplicate_computed_gotos): Likewise.
7010 * basic-block.h (optimize_loop_nest_for_size_p,
7011 optimize_loop_nest_for_speed_p): New.
7012 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7014 2008-08-29 Tristan Gingold <gingold@adacore.com>
7016 * gcov.c (main): Call expandargv.
7018 2008-08-29 Jan Hubicka <jh@suse.cz>
7020 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7022 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7024 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7025 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7027 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7029 2008-08-29 Jan Hubicka <jh@suse.cz>
7031 * tree-pass.h (pass_strip_predict_hints): Declare.
7032 * predict.c (strip_builtin_expect): Rename to ...
7033 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7034 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7035 (tree_estimate_probability): Do not strip builtin_expect.
7036 (pass_strip_predict_hints): New pass.
7037 * tree-inline.c (expand_call_inline): When inlining cold function,
7038 predict it as unlikely.
7039 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7041 2008-08-29 Richard Guenther <rguenther@suse.de>
7043 PR tree-optimization/37207
7044 * tree-vrp.c (extract_range_from_binary_expr): Also try
7045 to constant fold if only one of the operands is a constant.
7047 2008-08-29 Nick Clifton <nickc@redhat.com>
7049 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7050 the same way as SYMBOL_REFs.
7052 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7054 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7056 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7058 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7059 * config/mips/mips.md (branch_likely): Remove const. Fix
7061 (define_delay for type "branch"): Change to only apply for branch
7062 with likely variant.
7063 (define_delay for type "branch" and "branch_likely" no). New delay
7065 (equality_op): New code iterator.
7066 (bbv, bbinv): New code attributes.
7067 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7070 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7071 Andrew Pinski <pinskia@gcc.gnu.org>
7074 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7076 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7078 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7079 rule that a symbolic constant must be defined and >= 0 for the
7080 corresponding facility to be present at compile-time.
7081 * gthr-posix.c: Likewise.
7083 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7085 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7086 * config/mips/mips.md (D): New mode attribute.
7087 (mulsi3, muldi3): Merge it into ...
7088 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7089 (muldi3_mul3): New pattern.
7090 (mulsi3_mult3): Rename to mulsi3_mul3.
7092 2008-08-28 Jan Hubicka <jh@suse.cz>
7094 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7096 * predict.c (always_optimize_for_size_p): Rename to ...
7097 (optimize_function_for_size): ... this one; make extern.
7098 (optimize_function_for_speed_p): New.
7099 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7100 optimize_edge_for_size_p,optimize_edge_for_size_p,
7101 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7102 * basic-block.h (optimize_function_for_size_p,
7103 optimize_function_for_speed_p): Declare.
7104 * i386.md (optimize_size checks): Replace them by appropriate
7106 (standard_80387_constant_p, ix86_compute_frame_layout,
7107 ix86_expand_epilogue, ix86_decompose_address,
7108 print_operand, emit_i387_cw_initialization,
7109 inline_memory_move_cost, ix86_pad_returns,
7110 ix86_reorg): Replace optimize_size checks.
7112 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7114 * rtl.h (simplify_subreg_regno): Declare.
7115 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7116 * simplify-rtx.c (simplify_subreg): ...here.
7117 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7118 subreg_offset_representable_p.
7120 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7123 * c-typeck.c (convert_for_assignment): Give a note describing what
7124 was passed and what was expected.
7126 2008-08-28 Joey Ye <joey.ye@intel.com>
7128 * doc/extend.texi: Document AVX built-in functions.
7129 * doc/invoke.texi: Document -mavx.
7131 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7132 Joey Ye <joey.ye@intel.com>
7133 Xuepeng Guo <xuepeng.guo@intel.com>
7135 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7137 * config/i386/cpuid.h (bit_FMA): New.
7138 (bit_XSAVE): Likewise.
7139 (bit_OSXSAVE): Likewise.
7140 (bit_AVX): Likewise.
7142 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7143 define. Use ASM_OUTPUT_AVX_PREFIX.
7145 * config/i386/gmmintrin.h: New.
7147 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7148 (OPTION_MASK_ISA_AVX_SET): New.
7149 (OPTION_MASK_ISA_FMA_SET): Likewise.
7150 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7151 (OPTION_MASK_ISA_FMA_SET): Likewise.
7152 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7153 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7154 (pta_flags): Add PTA_AVX and PTA_FMA.
7155 (override_options): Handle PTA_AVX and PTA_FMA.
7156 (init_cumulative_args): Handle warn_avx.
7157 (classify_argument): Return 0 for COImode and OImode. Return
7158 1 and X86_64_AVX_CLASS for 256bit vector types.
7159 (examine_argument): Handle X86_64_AVX_CLASS.
7160 (construct_container): Likewise.
7161 (function_arg_advance_32): Pass OImode and 256bit vector types
7163 (function_arg_advance_64): Take a new argument to indicate if a
7164 parameter is named. Handle 256bit vector types. Return
7165 immediately for unnamed 256bit vector mode parameters.
7166 (function_arg_advance): Updated.
7167 (function_arg_32): Add comments for TImode. Handle OImode
7168 and 256bit vector types.
7169 (function_arg_64): Take a new argument to indicate if a
7170 parameter is named. Handle 256bit vector types. Return NULL
7171 for unnamed 256bit vector mode parameters.
7172 (function_arg): Updated.
7173 (setup_incoming_varargs_64): Support
7174 AVX encoding for *sse_prologue_save_insn.
7175 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7176 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7177 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7178 enabled, otherwise return -3.
7179 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7181 (print_reg): Support AVX registers. Handle 'x' and 't'.
7182 Handle 'd' to duplicate the operand.
7183 (print_operand): Likewise. Also support AVX vector compare
7185 (output_387_binary_op): Support AVX.
7186 (output_fp_compare): Likewise.
7187 (ix86_expand_vector_move_misalign): Likewise.
7188 (ix86_attr_length_vex_default): New.
7189 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7190 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7191 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7192 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7193 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7194 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7195 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7196 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7197 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7198 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7199 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7200 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7201 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7202 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7203 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7204 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7205 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7206 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7207 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7208 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7209 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7210 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7211 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7212 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7213 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7214 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7215 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7216 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7217 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7218 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7219 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7220 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7221 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7222 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7223 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7224 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7225 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7226 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7227 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7228 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7229 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7230 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7231 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7232 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7233 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7234 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7235 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7236 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7237 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7238 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7239 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7240 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7241 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7242 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7243 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7244 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7245 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7246 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7247 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7248 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7249 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7250 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7251 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7252 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7253 and IX86_BUILTIN_MOVMSKPS256,
7254 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7255 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7256 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7257 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7258 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7259 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7260 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7261 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7262 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7263 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7264 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7265 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7266 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7267 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7268 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7269 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7270 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7271 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7272 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7273 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7274 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7275 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7276 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7277 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7278 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7279 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7280 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7281 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7282 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7283 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7284 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7285 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7286 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7287 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7288 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7289 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7290 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7291 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7292 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7293 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7294 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7295 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7296 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7297 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7298 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7299 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7300 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7301 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7302 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7303 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7304 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7305 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7306 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7307 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7308 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7309 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7310 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7311 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7313 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7314 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7315 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7316 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7317 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7318 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7319 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7320 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7321 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7322 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7323 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7324 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7325 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7326 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7327 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7328 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7329 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7330 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7331 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7332 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7333 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7334 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7335 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7336 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7337 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7338 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7339 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7340 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7341 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7342 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7343 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7344 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7345 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7346 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7347 IX86_BUILTIN_MOVMSKPS256.
7348 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7349 (ix86_expand_args_builtin): Likewise.
7350 (ix86_expand_special_args_builtin): Likewise.
7351 (ix86_hard_regno_mode_ok): Handle AVX modes.
7352 (ix86_expand_vector_init_duplicate): Likewise.
7353 (ix86_expand_vector_init_one_nonzero): Likewise.
7354 (ix86_expand_vector_init_one_var): Likewise.
7355 (ix86_expand_vector_init_concat): Likewise.
7356 (ix86_expand_vector_init_general): Likewise.
7357 (ix86_expand_vector_set): Likewise.
7358 (ix86_vector_mode_supported_p): Likewise.
7359 (x86_extended_reg_mentioned_p): Check INSN_P before using
7362 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7363 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7365 * config/i386/i386.h (TARGET_AVX): New.
7366 (TARGET_FMA): Likewise.
7367 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7368 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7369 (VALID_AVX256_REG_MODE): New.
7370 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7371 (AVX_FLOAT_MODE_P): Likewise.
7372 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7373 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7374 (AVX_VEC_FLOAT_MODE_P): Likewise.
7375 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7376 (ASM_OUTPUT_OPCODE): Likewise.
7377 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7379 (SSE_REG_MODE_P): Allow 256bit vector modes.
7380 (ix86_args): Add a warn_avx field.
7382 * config/i386/i386.md (UNSPEC_PCMP): New.
7383 (UNSPEC_VPERMIL): Likewise.
7384 (UNSPEC_VPERMIL2): Likewise.
7385 (UNSPEC_VPERMIL2F128): Likewise.
7386 (UNSPEC_MASKLOAD): Likewise.
7387 (UNSPEC_MASKSTORE): Likewise.
7388 (UNSPEC_CAST): Likewise.
7389 (UNSPEC_VTESTP): Likewise.
7390 (UNSPECV_VZEROALL): Likewise.
7391 (UNSPECV_VZEROUPPER): Likewise.
7392 (XMM0_REG): Likewise.
7393 (XMM1_REG): Likewise.
7394 (XMM2_REG): Likewise.
7395 (XMM3_REG): Likewise.
7396 (XMM4_REG): Likewise.
7397 (XMM5_REG): Likewise.
7398 (XMM6_REG): Likewise.
7399 (XMM8_REG): Likewise.
7400 (XMM9_REG): Likewise.
7401 (XMM10_REG): Likewise.
7402 (XMM11_REG): Likewise.
7403 (XMM12_REG): Likewise.
7404 (XMM13_REG): Likewise.
7405 (XMM14_REG): Likewise.
7406 (XMM15_REG): Likewise.
7408 (prefix_vex_imm8): Likewise.
7409 (prefix_vex_w): Likewise.
7410 (length_vex): Likewise.
7413 (*avx_ashlti3): Likewise.
7414 (*avx_lshrti3): Likewise.
7415 (*avx_setcc<mode>): Likewise.
7416 (*fop_<mode>_comm_mixed_avx): Likewise.
7417 (*fop_<mode>_comm_avx): Likewise.
7418 (*fop_<mode>_1_mixed_avx): Likewise.
7419 (*fop_<mode>_1_avx): Likewise.
7420 (*avx_<code><mode>3): Likewise.
7421 (*avx_ieee_smin<mode>3): Likewise.
7422 (*avx_ieee_smax<mode>3): Likewise.
7423 (mode): Add OI, V8SF and V4DF.
7424 (length): Support VEX prefix.
7425 (*cmpfp_i_mixed): Set prefix attribute.
7426 (*cmpfp_i_sse): Likewise.
7427 (*cmpfp_iu_mixed): Likewise.
7428 (*cmpfp_iu_sse): Likewise.
7429 (*movsi_1): Support AVX.
7430 (*movdi_2): Likewise.
7431 (*movdi_1_rex64): Likewise.
7432 (*movti_internal): Likewise.
7433 (*movti_rex64): Likewise.
7434 (*movsf_1): Likewise.
7435 (*movdf_nointeger): Likewise.
7436 (*movdf_integer_rex64): Likewise.
7437 (*movtf_internal): Likewise.
7438 (zero_extendsidi2_32): Likewise.
7439 (zero_extendsidi2_rex64): Likewise.
7440 (*extendsfdf2_mixed): Likewise.
7441 (*extendsfdf2_sse): Likewise.
7442 (*truncdfsf_fast_mixed): Likewise.
7443 (*truncdfsf_fast_sse): Likewise.
7444 (*truncdfsf_mixed): Likewise.
7445 (fix_trunc<mode>di_sse): Likewise.
7446 (fix_trunc<mode>si_sse): Likewise.
7447 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7448 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7449 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7450 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7451 (*rcpsf2_sse): Likewise.
7452 (*rsqrtsf2_sse): Likewise.
7453 (*sqrt<mode>2_sse): Likewise.
7454 (sse4_1_round<mode>2): Likewise.
7455 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7456 Support AVX. Set length attribute properly for AVX.
7458 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7459 (VECTOR_MODES (FLOAT, 32)): Likewise.
7460 (VECTOR_MODE (INT, DI, 8)): Likewise.
7461 (VECTOR_MODE (INT, HI, 32)): Likewise.
7462 (VECTOR_MODE (INT, QI, 64)): Likewise.
7463 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7464 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7465 (VECTOR_MODE (INT, DI, 4)): Removed.
7466 (VECTOR_MODE (INT, SI, 8)): Likewise.
7467 (VECTOR_MODE (INT, HI, 16)): Likewise.
7468 (VECTOR_MODE (INT, QI, 32)): Likewise.
7469 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7470 (INT_MODE (OI, 32)): Likewise.
7472 * config/i386/i386.opt (mavx): New.
7475 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7477 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7478 (*mov<mode>_internal_avx): New.
7479 (*movv2sf_internal_rex64_avx): Likewise.
7480 (*movv2sf_internal_avx): Likewise.
7482 * config/i386/predicates.md (const_4_to_5_operand): New.
7483 (const_6_to_7_operand): Likewise.
7484 (const_8_to_11_operand): Likewise.
7485 (const_12_to_15_operand): Likewise.
7486 (avx_comparison_float_operator): Likewise.
7488 * config/i386/sse.md (AVX256MODEI): New.
7489 (AVX256MODE): Likewise.
7490 (AVXMODEQI): Likewise.
7491 (AVXMODE): Likewise.
7492 (AVX256MODEF2P): Likewise.
7493 (AVX256MODE2P): Likewise.
7494 (AVX256MODE4P): Likewise.
7495 (AVX256MODE8P): Likewise.
7496 (AVXMODEF2P): Likewise.
7497 (AVXMODEF4P): Likewise.
7498 (AVXMODEDCVTDQ2PS): Likewise.
7499 (AVXMODEDCVTPS2DQ): Likewise.
7500 (avxvecmode): Likewise.
7501 (avxvecpsmode): Likewise.
7502 (avxhalfvecmode): Likewise.
7503 (avxscalarmode): Likewise.
7504 (avxcvtvecmode): Likewise.
7505 (avxpermvecmode): Likewise.
7506 (avxmodesuffixf2c): Likewise.
7507 (avxmodesuffixp): Likewise.
7508 (avxmodesuffixs): Likewise.
7509 (avxmodesuffix): Likewise.
7510 (vpermilbits): Likewise.
7511 (pinsrbits): Likewise.
7512 (mov<mode>): Likewise.
7513 (*mov<mode>_internal): Likewise.
7514 (push<mode>1): Likewise.
7515 (movmisalign<mode>): Likewise.
7516 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7517 (avx_movdqu<avxmodesuffix>): Likewise.
7518 (avx_lddqu<avxmodesuffix>): Likewise.
7519 (<plusminus_insn><mode>3): Likewise.
7520 (*avx_<plusminus_insn><mode>3): Likewise.
7521 (*avx_vm<plusminus_insn><mode>3): Likewise.
7522 (mul<mode>3): Likewise.
7523 (*avx_mul<mode>3): Likewise.
7524 (*avx_vmmul<mode>3): Likewise.
7525 (divv8sf3): Likewise.
7526 (divv4df3): Likewise.
7527 (avx_div<mode>3): Likewise.
7528 (*avx_div<mode>3): Likewise.
7529 (*avx_vmdiv<mode>3): Likewise.
7530 (avx_rcpv8sf2): Likewise.
7531 (*avx_vmrcpv4sf2): Likewise.
7532 (sqrtv8sf2): Likewise.
7533 (avx_sqrtv8sf2): Likewise.
7534 (*avx_vmsqrt<mode>2): Likewise.
7535 (rsqrtv8sf2): Likewise.
7536 (avx_rsqrtv8sf2): Likewise.
7537 (*avx_vmrsqrtv4sf2): Likewise.
7538 (<code><mode>3): Likewise.
7539 (*avx_<code><mode>3_finite): Likewise.
7540 (*avx_<code><mode>3): Likewise.
7541 (*avx_vm<code><mode>3): Likewise.
7542 (*avx_ieee_smin<mode>3): Likewise.
7543 (*avx_ieee_smax<mode>3): Likewise.
7544 (avx_addsubv8sf3): Likewise.
7545 (avx_addsubv4df3): Likewise.
7546 (*avx_addsubv4sf3): Likewise.
7547 (*avx_addsubv2df3): Likewise.
7548 (avx_h<plusminus_insn>v4df3): Likewise.
7549 (avx_h<plusminus_insn>v8sf3): Likewise.
7550 (*avx_h<plusminus_insn>v4sf3): Likewise.
7551 (*avx_h<plusminus_insn>v2df3): Likewise.
7552 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7553 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7554 (*avx_maskcmp<mode>3): Likewise.
7555 (avx_nand<mode>3): Likewise.
7556 (*avx_<code><mode>3): Likewise.
7557 (*avx_nand<mode>3): Likewise.
7558 (*avx_<code><mode>3): Likewise.
7559 (*avx_cvtsi2ss): Likewise.
7560 (*avx_cvtsi2ssq): Likewise.
7561 (*avx_cvtsi2sd): Likewise.
7562 (*avx_cvtsi2sdq): Likewise.
7563 (*avx_cvtsd2ss): Likewise.
7564 (avx_cvtss2sd): Likewise.
7565 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7566 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7567 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7568 (*avx_cvtsi2sd): Likewise.
7569 (*avx_cvtsi2sdq): Likewise.
7570 (avx_cvtdq2pd256): Likewise.
7571 (avx_cvtpd2dq256): Likewise.
7572 (avx_cvttpd2dq256): Likewise.
7573 (*avx_cvtsd2ss): Likewise.
7574 (*avx_cvtss2sd): Likewise.
7575 (avx_cvtpd2ps256): Likewise.
7576 (avx_cvtps2pd256): Likewise.
7577 (*avx_movhlps): Likewise.
7578 (*avx_movlhps): Likewise.
7579 (avx_unpckhps256): Likewise.
7580 (*avx_unpckhps): Likewise.
7581 (avx_unpcklps256): Likewise.
7582 (*avx_unpcklps): Likewise.
7583 (avx_movshdup256): Likewise.
7584 (avx_movsldup256): Likewise.
7585 (avx_shufps256): Likewise.
7586 (avx_shufps256_1): Likewise.
7587 (*avx_shufps_<mode>): Likewise.
7588 (*avx_loadhps): Likewise.
7589 (*avx_storelps): Likewise.
7590 (*avx_loadlps): Likewise.
7591 (*avx_movss): Likewise.
7592 (*vec_dupv4sf_avx): Likewise.
7593 (*vec_concatv2sf_avx): Likewise.
7594 (*vec_concatv4sf_avx): Likewise.
7595 (*vec_setv4sf_0_avx): Likewise.
7596 (*vec_setv4sf_avx): Likewise.
7597 (*avx_insertps): Likewise.
7598 (avx_vextractf128<mode>): Likewise.
7599 (vec_extract_lo_<mode>): Likewise.
7600 (vec_extract_hi_<mode>): Likewise.
7601 (vec_extract_lo_<mode>): Likewise.
7602 (vec_extract_hi_<mode>): Likewise.
7603 (vec_extract_lo_v16hi): Likewise.
7604 (vec_extract_hi_v16hi): Likewise.
7605 (vec_extract_lo_v32qi): Likewise.
7606 (vec_extract_hi_v32qi): Likewise.
7607 (avx_unpckhpd256): Likewise.
7608 (*avx_unpckhpd): Likewise.
7609 (avx_movddup256): Likewise.
7610 (*avx_movddup): Likewise.
7611 (avx_unpcklpd256): Likewise.
7612 (*avx_unpcklpd): Likewise.
7613 (avx_shufpd256): Likewise.
7614 (avx_shufpd256_1): Likewise.
7615 (*avx_punpckhqdq): Likewise.
7616 (*avx_punpcklqdq): Likewise.
7617 (*avx_shufpd_<mode>): Likewise.
7618 (*avx_storehpd): Likewise.
7619 (*avx_loadhpd): Likewise.
7620 (*avx_loadlpd): Likewise.
7621 (*avx_movsd): Likewise.
7622 (*vec_concatv2df_avx): Likewise.
7623 (*avx_<plusminus_insn><mode>3): Likewise.
7624 (*avx_<plusminus_insn><mode>3): Likewise.
7625 (*avx_mulv8hi3): Likewise.
7626 (*avxv8hi3_highpart): Likewise.
7627 (*avx_umulv8hi3_highpart): Likewise.
7628 (*avx_umulv2siv2di3): Likewise.
7629 (*avx_mulv2siv2di3): Likewise.
7630 (*avx_pmaddwd): Likewise.
7631 (*avx_mulv4si3): Likewise.
7632 (*avx_ashr<mode>3): Likewise.
7633 (*avx_lshr<mode>3): Likewise.
7634 (*avx_ashl<mode>3): Likewise.
7635 (*avx_<code><mode>3): Likewise.
7636 (*avx_eq<mode>3): Likewise.
7637 (*avx_gt<mode>3): Likewise.
7638 (*avx_nand<mode>3): Likewise.
7639 (*avx_nand<mode>3): Likewise.
7640 (*avx_<code><mode>3): Likewise.
7641 (*avx_<code><mode>3): Likewise.
7642 (*avx_packsswb): Likewise.
7643 (*avx_packssdw): Likewise.
7644 (*avx_packuswb): Likewise.
7645 (*avx_punpckhbw): Likewise.
7646 (*avx_punpcklbw): Likewise.
7647 (*avx_punpckhwd): Likewise.
7648 (*avx_punpcklwd): Likewise.
7649 (*avx_punpckhdq): Likewise.
7650 (*avx_punpckldq): Likewise.
7651 (*avx_pinsr<avxmodesuffixs>): Likewise.
7652 (*avx_pinsrq): Likewise.
7653 (*avx_loadld): Likewise.
7654 (*vec_extractv2di_1_rex64_avx): Likewise.
7655 (*vec_extractv2di_1_avx): Likewise.
7656 (*vec_dupv2di_avx): Likewise.
7657 (*vec_concatv2si_avx): Likewise.
7658 (*vec_concatv4si_1_avx): Likewise.
7659 (*vec_concatv2di_avx): Likewise.
7660 (*vec_concatv2di_rex64_avx): Likewise.
7661 (*avx_uavgv16qi3): Likewise.
7662 (*avx_uavgv8hi3): Likewise.
7663 (*avx_psadbw): Likewise.
7664 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7665 (*avx_phaddwv8hi3): Likewise.
7666 (*avx_phadddv4si3): Likewise.
7667 (*avx_phaddswv8hi3): Likewise.
7668 (*avx_phsubwv8hi3): Likewise.
7669 (*avx_phsubdv4si3): Likewise.
7670 (*avx_phsubswv8hi3): Likewise.
7671 (*avx_pmaddubsw128): Likewise.
7672 (*avx_pmulhrswv8hi3): Likewise.
7673 (*avx_pshufbv16qi3): Likewise.
7674 (*avx_psign<mode>3): Likewise.
7675 (*avx_palignrti): Likewise.
7676 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7677 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7678 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7679 (*avx_mpsadbw): Likewise.
7680 (*avx_packusdw): Likewise.
7681 (*avx_pblendvb): Likewise.
7682 (*avx_pblendw): Likewise.
7683 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7684 (avx_ptest256): Likewise.
7685 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7686 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7687 (*avx_aesenc): Likewise.
7688 (*avx_aesenclast): Likewise.
7689 (*avx_aesdec): Likewise.
7690 (*avx_aesdeclast): Likewise.
7691 (avx_vzeroupper): Likewise.
7692 (avx_vzeroupper_rex64): Likewise.
7693 (avx_vpermil<mode>): Likewise.
7694 (avx_vpermilvar<mode>3): Likewise.
7695 (avx_vpermil2<mode>3): Likewise.
7696 (avx_vperm2f128<mode>3): Likewise.
7697 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7698 (avx_vbroadcastss256): Likewise.
7699 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7700 (avx_vinsertf128<mode>): Likewise.
7701 (vec_set_lo_<mode>): Likewise.
7702 (vec_set_hi_<mode>): Likewise.
7703 (vec_set_lo_<mode>): Likewise.
7704 (vec_set_hi_<mode>): Likewise.
7705 (vec_set_lo_v16hi): Likewise.
7706 (vec_set_hi_v16hi): Likewise.
7707 (vec_set_lo_v32qi): Likewise.
7708 (vec_set_hi_v32qi): Likewise.
7709 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7710 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7711 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7712 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7713 (vec_init<mode>): Likewise.
7714 (*vec_concat<mode>_avx): Likewise.
7715 (blendbits): Support V8SF and V4DF.
7716 (sse2_movq128): Support AVX.
7717 (<sse>_movnt<mode>): Likewise.
7718 (sse2_movntv2di): Likewise.
7719 (sse_rcpv4sf2): Likewise.
7720 (sse_sqrtv4sf2): Likewise.
7721 (sse_rsqrtv4sf2): Likewise.
7722 (<sse>_comi): Likewise.
7723 (<sse>_ucomi): Likewise.
7724 (sse_cvtss2si): Likewise.
7725 (sse_cvtss2si_2): Likewise.
7726 (sse_cvtss2siq): Likewise.
7727 (sse_cvtss2siq_2): Likewise.
7728 (sse_cvttss2si): Likewise.
7729 (sse_cvttss2siq): Likewise.
7730 (sse2_cvtsd2si): Likewise.
7731 (sse2_cvtsd2si_2): Likewise.
7732 (sse2_cvtsd2siq): Likewise.
7733 (sse2_cvtsd2siq_2): Likewise.
7734 (sse2_cvttsd2si): Likewise.
7735 (sse2_cvttsd2siq): Likewise.
7736 (sse2_cvtdq2pd): Likewise.
7737 (*sse2_cvtpd2dq): Likewise.
7738 (*sse2_cvttpd2dq): Likewise.
7739 (*sse2_cvtpd2ps): Likewise.
7740 (sse2_cvtps2pd): Likewise.
7741 (sse3_movshdup): Likewise.
7742 (sse3_movsldup): Likewise.
7743 (sse_storehps): Likewise.
7744 (*sse4_1_extractps): Likewise.
7745 (sse2_storelpd): Likewise.
7746 (vec_dupv2df_sse3): Likewise.
7747 (*vec_concatv2df_sse3): Likewise.
7748 (*sse4_1_pextrb): Likewise.
7749 (*sse4_1_pextrb_memory): Likewise.
7750 (*sse2_pextrw): Likewise.
7751 (*sse4_1_pextrw_memory): Likewise.
7752 (*sse4_1_pextrd): Likewise.
7753 (*sse4_1_pextrq): Likewise.
7754 (sse2_pshufd_1): Likewise.
7755 (sse2_pshuflw_1): Likewise.
7756 (sse2_pshufhw_1): Likewise.
7757 (*sse2_storeq_rex64): Likewise.
7758 (*vec_dupv4si): Likewise.
7759 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7760 (sse2_pmovmskb): Likewise.
7761 (*sse2_maskmovdqu): Likewise.
7762 (*sse2_maskmovdqu_rex64): Likewise.
7763 (sse_ldmxcsr): Likewise.
7764 (sse_stmxcsr): Likewise.
7765 (abs<mode>2): Likewise.
7766 (sse4_1_movntdqa): Likewise.
7767 (sse4_1_phminposuw): Likewise.
7768 (sse4_1_extendv8qiv8hi2): Likewise.
7769 (*sse4_1_extendv8qiv8hi2): Likewise.
7770 (sse4_1_extendv4qiv4si2): Likewise.
7771 (*sse4_1_extendv4qiv4si2): Likewise.
7772 (sse4_1_extendv2qiv2di2): Likewise.
7773 (*sse4_1_extendv2qiv2di2): Likewise.
7774 (sse4_1_extendv4hiv4si2): Likewise.
7775 (*sse4_1_extendv4hiv4si2): Likewise.
7776 (sse4_1_extendv2hiv2di2): Likewise.
7777 (*sse4_1_extendv2hiv2di2): Likewise.
7778 (sse4_1_extendv2siv2di2): Likewise.
7779 (*sse4_1_extendv2siv2di2): Likewise.
7780 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7781 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7782 (sse4_1_zero_extendv4qiv4si2): Likewise.
7783 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7784 (sse4_1_zero_extendv2qiv2di2): Likewise.
7785 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7786 (sse4_1_zero_extendv4hiv4si2): Likewise.
7787 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7788 (sse4_1_zero_extendv2hiv2di2): Likewise.
7789 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7790 (sse4_1_zero_extendv2siv2di2): Likewise.
7791 (*sse4_1_zero_extendv2siv2di2): Likewise.
7792 (sse4_1_ptest): Likewise.
7793 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7794 (sse4_2_pcmpestri): Likewise.
7795 (sse4_2_pcmpestrm): Likewise.
7796 (sse4_2_pcmpistri): Likewise.
7797 (sse4_2_pcmpistrm): Likewise.
7799 (aeskeygenassist): Likewise.
7801 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/predicates.md (vzeroall_operation): New.
7805 * config/i386/sse.md (avx_vzeroall): New.
7806 (*avx_vzeroall): Likewise.
7808 2008-08-28 Paul Brook <paul@codesourcery.com>
7809 Mark Shinwell <shinwell@codesourcery.com>
7810 Richard Earnshaw <richard.earnshaw@arm.com>
7812 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7813 (TARGET_MIN_ANCHOR_OFFSET): New.
7814 (arm_override_options): Set correct anchor ranges for Thumb-1
7815 and Thumb-2 if required.
7816 (legitimize_pic_address): Handle case involving a TLS symbol
7817 reference with an addend.
7818 (arm_optimization_options): Enable section anchors at -O1 and
7820 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7821 * config/arm/arm-protos.h (arm_optimization_options): New.
7823 2008-08-28 Nick Clifton <nickc@redhat.com>
7825 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7826 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7829 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7830 * config/v850/v850.md (return): Remove frame size restriction.
7832 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7834 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7836 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7838 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7840 2008-08-28 Paul Brook <paul@codesourcery.com>
7842 * config/arm/vfp11.md: Update license notice.
7843 * config/arm/cortex-r4.md: Ditto.
7845 2008-08-28 Richard Guenther <rguenther@suse.de>
7847 PR tree-optimization/37207
7848 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7851 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7854 * tree.c (int_fits_type_p): Don't forget unsigned integers
7855 of type sizetype which higher end word equals -1.
7857 2008-08-28 Ira Rosen <irar@il.ibm.com>
7859 * target.h (struct vectorize): Add new target builtin.
7860 * tree-vectorizer.c (destroy_loop_vec_info): Call
7861 vect_free_slp_instance instead of vect_free_slp_node.
7862 * tree-vectorizer.h (enum slp_load_perm_type): New.
7863 (struct _slp_instance): Add new fields.
7864 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7865 (SLP_INSTANCE_LOADS): New.
7866 (vect_free_slp_tree): Remove.
7867 (vect_free_slp_instance): Declare.
7868 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7869 (vectorizable_load): Add argument.
7870 (vect_transform_slp_perm_load): New.
7871 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7873 (vect_get_place_in_interleaving_chain): New function.
7874 (vect_free_slp_tree): Make static.
7875 (vect_free_slp_instance): New function.
7876 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7877 collect the load location in the interleaving chain.
7878 (vect_supported_slp_permutation_p): New function.
7879 (vect_supported_load_permutation_p): Likewise.
7880 (vect_analyze_slp_instance): In case of loads permutation, call
7881 vect_supported_load_permutation_p to check that the permutation is
7883 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7884 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7885 (vect_create_mask_and_perm): New function.
7886 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7887 (vectorizable_load): Add an argument. Don't keep the created vectors
7888 statements in the node if permutation is required. Call
7889 vect_transform_slp_perm_load to generate the permutation.
7890 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7891 additional argument.
7892 (vect_schedule_slp_instance): In case of loads permutation, allocate
7893 vectorized statements structure for all the related SLP nodes. Call
7894 vect_transform_stmt with addditional argument.
7895 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7896 * config/spu/spu.c (spu_builtin_vec_perm): New.
7897 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7898 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7899 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7900 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7902 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7904 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7905 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7906 __gthread_cond_signal, __gthread_cond_timedwait,
7907 __gthread_cond_timedwait_recursive): New functions.
7908 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7910 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7913 2008-08-28 Richard Guenther <rguenther@suse.de>
7916 * fold-const.c (maybe_canonicalize_comparison_1): Require
7917 undefined overflow only for canonicalizing A +- CST cmp CST.
7918 Make sure to not generate new constants that are not inside
7919 their TYPE_MIN/MAX_VALUE range.
7920 (maybe_canonicalize_comparison): Remove undefined overflow
7922 (fold_binary): Remove now duplicate folding.
7924 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7926 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7927 use not updated in the last change.
7929 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7931 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7932 (IRA_COVER_CLASSES): Add FPUL_REGS.
7934 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7937 * c-common.c (conversion_warning): Check for null operands.
7939 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7942 * c-decl.c (check_for_loop_decls): Improve error message. Give
7945 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7948 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7949 (convert_for_assignment): Pass corrent OPT_W* parameter to
7950 WARN_FOR_ASSIGNMENT.
7952 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7955 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7957 2008-08-27 Paul Brook <paul@codesourcery.com>
7959 * config.gcc: Loosen checks for arm uclinux eabi targets.
7961 2008-08-27 Paul Brook <paul@codesourcery.com>
7963 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7965 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7967 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7969 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7970 the enumerators of an ENUMERAL_TYPE.
7971 * dbxout.c (dbxout_type): Ditto.
7973 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7976 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7977 (fwprop_addr): Check that the loop_father is not the outer loop.
7979 2008-08-26 Paul Brook <paul@codesourcery.com>
7981 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7982 Remove documentation entry for fmul type.
7983 Use fmuls to annotate single-precision multiplication patterns,
7984 fmuld to annotate double-precision multiplication patterns,
7985 fmacs to annotate single-precision multiply-accumulate patterns
7986 and fmacd to annotate double-precision multiply-accumulate patterns.
7987 * config/arm/vfp11.md: Update reservations accordingly.
7988 * config/arm/arm.md: Note that certain values of the "type"
7989 attribute are documented in vfp.md.
7990 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7991 (v10_cvt): Use new fmul types.
7993 2008-08-26 Paul Brook <paul@codesourcery.com>
7995 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7996 * config/arm/vfp11.md: ...here. New.
7997 * config/arm/arm.md: Include vfp11.md.
7999 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8001 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8002 parameter to inform call.
8004 2008-08-26 Jeff Law <law@redhat.com>
8006 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8007 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8008 preferred class when copying a constant into a partial word register.
8010 2008-08-26 Ben Elliston <bje@au.ibm.com>
8012 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8013 * cp/typeck.c: Likewise.
8014 * cp/tree.c: Likewise.
8015 * gimple-low.c: Likewise.
8018 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8020 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8021 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8023 * doc/passes.texi: Describe IRA.
8025 * doc/tm.texi (IRA_COVER_CLASSES,
8026 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8028 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8029 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8030 -fira-propagate-cost, -fno-ira-share-save-slots,
8031 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8033 * flags.h (ira_algorithm): New enumeration.
8034 (flag_ira_algorithm, flag_ira_verbose): New external variable
8037 * postreload.c (gate_handle_postreload): Don't do post reload
8038 optimizations unless the reload is completed.
8040 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8043 * tree-pass.h (pass_ira): New external variable declaration.
8045 * reload.h: Add 2008 to the Copyright.
8047 * cfgloopanal.c: Include params.h.
8048 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8051 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8053 * toplev.c (ira.h): New include.
8054 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8055 (backend_init_target): Call ira_init.
8056 (backend_init): Call ira_init_once.
8057 (finalize): Call finish_ira_once.
8059 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8060 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8063 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8064 may_move_out_cost): New external variable declarations.
8065 (move_table): New typedef.
8067 * caller-save.c: Include headers output.h and ira.h.
8068 (no_caller_save_reg_set): New global variable.
8069 (save_slots_num, save_slots): New variables.
8070 (reg_save_code, reg_restore_code, add_stored_regs): Add
8072 (init_caller_save): Set up no_caller_save_reg_set.
8073 (init_save_areas): Reset save_slots_num.
8074 (saved_hard_reg): New structure.
8075 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8076 (initiate_saved_hard_regs, new_saved_hard_reg,
8077 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8079 (setup_save_areas): Add code for sharing stack slots.
8080 (all_blocks): New variable.
8081 (save_call_clobbered_regs): Process pseudo-register too.
8082 (mark_set_regs): Process pseudo-register too.
8083 (insert_one_insn): Put the insn after bb note in a empty basic
8084 block. Add insn check.
8086 * global.c (eliminable_regset): Make it external.
8087 (mark_elimination): Use DF_LR_IN for IRA.
8088 (pseudo_for_reload_consideration_p): New.
8089 (build_insn_chain): Make it external. Don't ignore spilled
8090 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8091 (gate_handle_global_alloc): New function.
8092 (pass_global_alloc): Add the gate function.
8094 * opts.c (decode_options): Set up flag_ira. Print the warning for
8096 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8098 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8100 * regmove.c (regmove_optimize): Don't do replacement of output for
8103 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8104 New external variable declarations.
8106 * local-alloc.c (update_equiv_regs): Make it external. Return
8107 true if jump label rebuilding should be done. Rescan new_insn for
8109 (gate_handle_local_alloc): New function.
8110 (pass_local_alloc): Add the gate function.
8112 * alias.c (value_addr_p, stack_addr_p): New functions.
8113 (nonoverlapping_memrefs_p): Use them for IRA.
8115 * common.opt (fira, fira-algorithm, fira-coalesce,
8116 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8117 fira-verbose): New options.
8119 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8120 move_cost, may_move_in_cost, may_move_out_cost): Make the
8122 (move_table): Remove typedef.
8123 (init_move_cost): Make it external.
8124 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8127 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8128 setup_reg_classes): New function prototypes.
8129 (eliminable_regset): New external variable declaration.
8130 (build_insn_chain, update_equiv_regs): New function prototypes.
8132 * Makefile.in (IRA_INT_H): New definition.
8133 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8134 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8135 (reload1.o, toplev.o): Add dependence on ira.h.
8136 (cfgloopanal.o): Add PARAMS_H.
8137 (caller-save.o): Add dependence on output.h and ira.h.
8138 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8139 ira-emit.o, ira-lives.o): New entries.
8141 * passes.c (pass_ira): New pass.
8143 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8145 * reload1.c (ira.h): Include the header.
8146 (changed_allocation_pseudos): New bitmap.
8147 (init_reload): Initiate the bitmap.
8148 (compute_use_by_pseudos): Permits spilled registers in FROM.
8149 (temp_pseudo_reg_arr): New variable.
8150 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8151 IRA. Call alter_reg with the additional parameter. Don't clear
8152 spilled_pseudos for IRA. Restore original insn chain for IRA.
8153 Clear changed_allocation_pseudos at the end of reload.
8154 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8155 (hard_regno_to_pseudo_regno): New variable.
8156 (count_pseudo): Check spilled pseudos. Set up
8157 hard_regno_to_pseudo_regno.
8158 (count_spilled_pseudo): Check spilled pseudos. Update
8159 hard_regno_to_pseudo_regno.
8160 (find_reg): Use better_spill_reload_regno_p. Check
8161 hard_regno_to_pseudo_regno.
8162 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8164 (eliminate_regs_1): Use additional parameter for alter_reg.
8165 (finish_spills): Set up pseudo_previous_regs only for spilled
8166 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8167 more arguments. Don't clear live_throughout and dead_or_set for
8168 spilled pseudos. Use additional parameter for alter_reg. Call
8169 mark_allocation_change. Set up changed_allocation_pseudos.
8170 Remove sanity check.
8171 (emit_input_reload_insns, delete_output_reload): Use additional
8172 parameter for alter_reg. Call mark_allocation_change.
8173 (substitute, gen_reload_chain_without_interm_reg_p): New
8175 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8177 * testsuite/gcc.dg/20080410-1.c: New file.
8179 * config/s390/s390.h (IRA_COVER_CLASSES,
8180 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8182 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8184 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8186 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8188 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8190 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8192 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8194 2008-08-24 Jeff Law <law@redhat.com>
8195 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8196 when ignoring unavailable registers.
8198 2008-08-24 Jeff Law <law@redhat.com>
8199 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8200 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8201 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8202 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8204 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8205 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8207 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8208 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8209 * reload1.c (find_reg): Process registers in register allocation order.
8211 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8212 * toplev.c (backend_init_target): Move ira_init call from
8214 (lang_dependent_init_target): ...to here.
8216 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8217 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8218 calculate memory move costs for NO_REGS.
8220 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8221 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8222 STACK_REGS is defined.
8224 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8225 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8227 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8228 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8230 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8231 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8232 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8235 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8236 Dorit Nuzman <dorit@il.ibm.com>
8238 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8239 vec_extract_evenv4sf, vec_extract_evenv8hi,
8240 vec_extract_evenv16qi, vec_extract_oddv4si,
8241 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8242 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8243 vec_interleave_highv4si, vec_interleave_lowv4si,
8244 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8245 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8246 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8248 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8251 * config/rs6000/rs6000.c (optimization_options): Don't default to
8252 section anchors without toplevel reorder.
8254 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8256 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8257 (mfc_end_critical_section): Likewise.
8259 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8261 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8262 all type qualifiers from element type to vector type.
8264 2008-08-25 David Daney <ddaney@avtrex.com>
8266 * config/mips/mips.md (immediate_insn): Move up in file, fix
8267 comment typo, reformat.
8268 (fetchop_bit, atomic_hiqi_op memory_barrier,
8269 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8270 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8271 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8272 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8273 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8274 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8275 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8276 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8277 sync_old_nand<mode>, sync_new_nand<mode>,
8278 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8279 test_and_set_12): Moved to sync.md.
8281 * config/mips/sync.md: New file.
8283 2008-08-25 Richard Henderson <rth@redhat.com>
8285 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8286 (regsave): Likewise.
8287 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8288 (output_cfi_directive): Likewise.
8289 (div_data_align): New.
8290 (output_cfi): Use it.
8292 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8294 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8295 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8296 (TARGET_OCTEON): New macro.
8297 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8298 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8299 (ISA_HAS_POP): New macro.
8300 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8302 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8304 * config/mips/mips.md (cpu): Add octeon.
8305 (type): Add pop attribute value.
8306 (popcount<mode>2): New pattern.
8307 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8309 2008-08-24 Jan Hubicka <jh@suse.cz>
8311 * doc/invoke.texi (-fipa-cp-clone): New option.
8312 (-fipa-cp): Update docs.
8313 (--param ipcp-unit-growth):New.
8314 * ipa-cp.c: Include fibheap.h, params.h
8315 (ipcp_initialize_node_lattices): When not cloning, all externally
8316 visible functions are bottom.
8317 (ipcp_need_redirect_p): Accept clones.
8318 (ipcp_insert_stage): Use cost driven heuristics.
8319 (max_count, dead_nodes): New static vars.
8320 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8321 ipcp_const_param_count): New functions.
8322 * common.opt (ipa-cp-clone): New command line option.
8323 * params.def (ipcp-unit-growth): New.
8325 2008-08-24 Jan Hubicka <jh@suse.cz>
8327 * tree-inline.c (tree_function_versioning): Look harder
8328 for referenced vars.
8330 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8332 PR tree-optimization/37185
8333 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8335 2008-08-23 Jan Hubicka <jh@suse.cz>
8337 * ipa-cp.c (ipcp_analyze_node): New function.
8338 (ipcp_update_cloned_node): Use it.
8339 (ipcp_init_stage): Likewise.
8340 * ipa-inline.c (function_insertion_hook_holder): New static var.
8341 (analyze_function): Break out from ....
8342 (inline_generate_summary): Here; register insertion hook.
8343 (cgraph_decide_inlining): Remove hook.
8344 (add_new_function): New function.
8346 2008-08-23 Jan Hubicka <jh@suse.cz>
8348 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8350 2008-08-23 Jan Hubicka <jh@suse.cz>
8352 * ipa-cp.c (constant_val_insert): Remove.
8353 (ipcp_propagate_one_const): Remove.
8354 (ipcp_create_replace_map): Always insert replacements to the map.
8355 (ipcp_insert_stage): Do not try to insert statements by hand.
8356 * tree-inline.c (insert_init_stmt): Break out from ...
8357 (setup_one_parameter): ... here; allow NULL BB pointer.
8358 (tree_function_versioning): Use setup_one_parameter to process
8361 2008-08-23 Jan Hubicka <jh@suse.cz>
8363 * tree.c (decl_address_ip_invariant_p): New function.
8364 * tree.h (decl_address_ip_invariant_p): Declare.
8365 * gimple.c (strip_invariant_refs): Break out from ...
8366 (is_gimple_invariant_address): ... here
8367 (is_gimple_ip_invariant_address): New function.
8368 (is_gimple_ip_invariant): New function.
8369 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8372 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8373 (ipcp_lat_is_insertable): All constants are insertable.
8374 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8375 IPA_CONST_VALUE_REF.
8376 (ipcp_initialize_node_lattices): Propagate all types of operands.
8377 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8378 (ipcp_create_replace_map): Reformat.
8379 (ipcp_need_redirect_p): Simplify.
8380 (ipcp_insert_stage): Check that argument is used before clonning.
8381 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8383 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8384 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8385 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8386 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8387 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8388 * tree-inline.c (tree_function_versioning): Add variables referenced
8391 2008-08-23 Jan Hubicka <jh@suse.cz>
8394 * i386.c (standard_80387_constant_p): Use optimize_size.
8396 2008-08-23 Ira Rosen <irar@il.ibm.com>
8398 PR tree-optimization/37161
8399 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8400 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8401 (vect_determine_vectorization_factor): Move the scalar type
8402 retrieval to vect_get_smallest_scalar_type.
8403 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8404 scalar type. Remove redundant computation.
8405 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8406 (vect_get_slp_defs): Take the type of RHS into account if
8407 necessary by calling vect_get_smallest_scalar_type. Call
8408 vect_get_constant_vectors with additional argument.
8410 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8413 * doc/invoke.texi (Wwrite-strings): Clarify description.
8415 2008-08-23 Ira Rosen <irar@il.ibm.com>
8417 PR tree-optimization/37174
8418 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8419 def stmt is a part of the loop before accessing its stmt_vec_info.
8421 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8424 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8425 (*swap): New insn pattern.
8426 (*ashlqi3): Rename from ashlqi3 insn pattern.
8427 (ashlqi3): New expanders.
8428 (*lshrqi3): Rename from lshrqi3 insn pattern.
8429 (lshrqi3): New expanders.
8430 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8431 lshrqi3_const5, lshrqi3_const6): New splitters.
8432 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8433 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8436 2008-08-22 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/37078
8439 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8440 [+INF, +INF] ranges.
8442 2008-08-22 Richard Guenther <rguenther@suse.de>
8444 PR tree-optimization/37143
8445 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8446 a conversion statement instead of a copy.
8448 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8451 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8452 CCCmode, CCOmode and CCSmode destination modes.
8455 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8456 from different units in a single alternative.
8457 (*vec_extractv2sf_1): Ditto.
8458 (*vec_extractv2si_0): Ditto.
8459 (*vec_extractv2si_1): Ditto.
8460 * config/i386/sse.md (sse2_storehpd): Ditto.
8461 (sse2_storelpd): Ditto.
8462 (sse2_loadhpd): Ditto.
8463 (sse2_loadlpd): Ditto.
8466 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8467 (popcountsi2): Ditto.
8468 (clzdi2_abm): Ditto.
8469 (popcountdi2): Ditto.
8470 (clzhi2_abm): Ditto.
8471 (popcounthi2): Ditto.
8473 2008-08-22 Richard Guenther <rguenther@suse.de>
8477 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8478 if the multiplication does not overflow.
8480 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8482 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8484 2008-08-21 Richard Henderson <rth@redhat.com>
8486 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8487 spurrious comma from test.
8488 * configure: Rebuild.
8490 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8493 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8496 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8498 * c-tree.h (grokfield): New argument.
8499 * c-decl.c (grokfield): Handle new location argument.
8500 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8502 2008-08-21 Richard Guenther <rguenther@suse.de>
8504 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8506 2008-08-21 Jan Hubicka <jh@suse.cz>
8508 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8509 (cgraph_add_function_insertion_hook,
8510 cgraph_remove_function_insertion_hook,
8511 cgraph_call_function_insertion_hooks): New functions.
8512 * cgraph.h (cgraph_add_function_insertion_hook,
8513 cgraph_remove_function_insertion_hook,
8514 cgraph_call_function_insertion_hooks): Declare.
8515 * ipa-reference.c (function_insertion_hook_holder): New variable.
8516 (check_operand, look_for_address_of): When checking late, do not care
8517 about module bitmaps.
8518 (add_new_function): New function.
8519 (generate_summary): Register hooks; zero module bitmaps.
8520 (propagate): Unregister hooks.
8521 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8522 (add_new_function): New function.
8523 (generate_summary): Register hook.
8524 (propagate): Remove hook.
8526 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8528 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8529 * ipa-cp.c (ipcp_update_cloned_node): New function.
8530 (build_const_val): Handle functions correctly; bring type logic
8531 into sync with tree-inline.c
8532 (ipcp_init_stage): Take care of computing stuff needed by
8533 indirect inlining; update clones.
8534 (ipcp_generate_summary): Break out of ipcp_driver.
8535 (ipcp_driver): Do only execution and transformation.
8536 (pass_ipa_cp): Make IPA_PASS.
8537 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8539 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8540 ipcp, some info is already available.
8541 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8542 * tree-inline.c (remap_ssa_name): Unshare expression.
8544 2008-08-21 Richard Guenther <rguenther@suse.de>
8546 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8547 a PHI ask VN if it is already available.
8548 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8549 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8551 2008-08-21 Richard Guenther <rguenther@suse.de>
8554 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8555 makes sure to produce a result of the correct type.
8557 2008-08-21 Jan Hubicka <jh@suse.cz>
8558 Backport from LTO branch:
8560 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8561 Jan Hubicka <jh@suse.cz>
8564 (init_state, finish_state, set_function_state, generate_summary):
8566 (scan_stmt): Renamed from scan_function. Changed to keep state in
8567 local static vars rather than cgraph aux field.
8568 (propagate): Renamed from static_execute. Changed to keep state in
8569 local static vars rather than cgraph aux field.
8570 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8571 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8573 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8575 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8576 * ipa-reference.c (init_function_info, generate_summary,
8577 propagate): New functions.
8578 (analyze_function): Call init_function_info.
8579 (static_execute): Stripped into generate_summary and propagate.
8580 (pass_ipa_reference): Made into ipa_opt_pass.
8582 2008-08-21 Richard Guenther <rguenther@suse.de>
8584 PR tree-optimization/37181
8585 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8587 (extract_range_from_unary_expr): Likewise.
8589 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8591 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8593 * toplev.h (pedwarn_at): Likewise.
8594 * builtins.c: Update all calls to pedwarn.
8595 * c-lex.c: Likewise.
8596 * toplev.c: Likewise.
8597 * c-tree.h: Likewise.
8598 * c-decl.c: Likewise.
8599 * c-errors.c: Likewise.
8600 * c-typeck.c: Likewise.
8601 * c-common.c: Likewise.
8602 * c-parser.c: Likewise.
8604 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8607 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8608 with MODE_VECTOR_INT mode.
8610 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8613 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8614 initialized outside the current module.
8615 (warn_uninitialized_var): Ignore left-hand side when walking the
8616 trees. Ignore address expressions. Examine VUSE operands in gimple
8617 statements with a variable declaration on the right-hand side.
8619 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8622 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8624 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8627 * c-common.c (conversion_warning): Do not warn if applying bit-and
8628 operator to unsigned constant that fits in the target type.
8630 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8633 * c-common.c (conversion_warning): Do not warn for artificial
8636 2008-08-20 Richard Guenther <rguenther@suse.de>
8638 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8639 (extract_range_from_binary_expr): Fall back to constant propagation.
8640 (extract_range_from_unary_expr): Likewise.
8642 2008-08-20 Richard Guenther <rguenther@suse.de>
8644 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8645 with TREE_THIS_VOLATILE on shared nodes.
8646 (fold_stmt_r): Likewise.
8648 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8651 * c-parser.c (c_parser_attributes): For keywords use canonical
8652 spelling for attr_name.
8654 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8656 * value-prof.c (check_counter): Revert wrong call to error.
8658 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8660 * profile.c: Update calls to inform.
8661 * value-prof.c: Update calls to inform.
8663 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8665 * diagnostic.c (inform): Add an explicit location_t parameter.
8666 * toplev.h (inform): Update declaration.
8667 * builtins.c: Update all calls to inform.
8668 * c-common.c: Likewise.
8669 * c-decl.c: Likewise.
8670 * c-opts.c: Likewise.
8671 * c-pch.c: Likewise.
8672 * c-pragma.c: Likewise.
8673 * c-typeck.c: Likewise.
8674 * coverage.c: Likewise.
8676 * toplev.c: Likewise.
8677 * tree-cfg.c: Likewise.
8678 * tree-ssa.c: Likewise.
8680 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8683 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8684 V2DI mode, for SSE4.1, use movq instead of vector set if the
8685 second element is zero and inter-unit moves are OK.
8687 2008-08-20 Richard Guenther <rguenther@suse.de>
8689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8690 properly handle conversion/copy chains after tuplification.
8692 2008-08-20 Richard Guenther <rguenther@suse.de>
8694 * passes.c (init_optimization_passes): Move the second
8695 forwprop pass before alias computation. Remove the second
8696 DCE pass. Remove the first dominator and phi copy/const
8699 2008-08-20 Nick Clifton <nickc@redhat.com>
8701 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8702 support of this feature. Do not assume that a sufficiently new
8703 assembler will support the feature regardless of the target type.
8704 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8705 * configure: Regenerate.
8707 2008-08-20 Richard Guenther <rguenther@suse.de>
8709 * tree-vrp.c (found_in_subgraph): Remove.
8710 (live): New global static.
8711 (live_on_edge): New function.
8712 (blocks_visited): Remove.
8713 (register_edge_assert_for_2): Use live_on_edge.
8714 (find_conditional_asserts): Remove code dealing with
8715 found_in_subgraph. Do not walk the CFG.
8716 (find_switch_asserts): Likewise.
8717 (find_assert_locations_1): Renamed from find_assert_locations.
8718 Move finding assert locations for conditional and switch
8719 statements first. Update live bitmap. Do not walk the CFG.
8720 (find_assert_locations): New function.
8721 (insert_range_assertions): Remove entry of CFG walk.
8722 Adjust call to find_assert_locations.
8723 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8724 that only can appear because of fake exit edges but assert we
8725 never try to insert on those.
8726 (fini_pre): Do not remove fake exit edges here...
8727 (execute_pre): ...but here, before committing edge inserts.
8729 2008-08-19 Richard Guenther <rguenther@suse.de>
8731 * passes.c (init_optimization_passes): Exchange store-ccp
8734 2008-08-19 Rafael Espíndola <espindola@google.com>
8736 * varasm.c (weak_decls): Move earlier in the file.
8737 (assemble_external): Add weak decls to the weak_decls list.
8738 (declare_weak): Don't add decls to the weak_decls list.
8740 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8743 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8744 before (sse2_shufpd_<mode>).
8746 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8749 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8750 * tree.c (block_nonartificial_location): Likewise.
8752 2008-08-19 Richard Guenther <rguenther@suse.de>
8754 PR tree-optimization/35972
8755 PR tree-optimization/23094
8756 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8759 handle MISALIGNED_INDIRECT_REF.
8760 (get_ref_from_reference_ops): New helper.
8761 (vn_reference_lookup_pieces): Walk the use-def chain using the
8762 alias-oracle if requested.
8763 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8764 walking the use-def chain.
8765 (compute_avail): But not here.
8766 (create_component_ref_by_pieces_1): Properly handle
8767 MISALIGNED_INDIRECT_REF.
8768 (do_regular_insertion): Handle fully redundant
8769 expressions after PHI-translation also for SSA_NAME values, not
8770 only constants. Correctly use edoubleprime for that.
8772 2008-08-19 Ira Rosen <irar@il.ibm.com>
8774 * tree-vectorizer.c (supportable_widening_operation): Support
8775 multi-step conversion, return the number of steps in such conversion
8776 and the required intermediate types.
8777 (supportable_narrowing_operation): Likewise.
8778 * tree-vectorizer.h (vect_pow2): New function.
8779 (supportable_widening_operation): Change argument types.
8780 (supportable_narrowing_operation): Likewise.
8781 (vectorizable_type_promotion): Add an argument.
8782 (vectorizable_type_demotion): Likewise.
8783 * tree-vect-analyze.c (vect_analyze_operations): Call
8784 vectorizable_type_promotion and vectorizable_type_demotion with
8785 additional argument.
8786 (vect_get_and_check_slp_defs): Detect patterns.
8787 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8789 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8790 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8791 factor according to the smallest type in the loop.
8792 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8793 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8794 supportable_widening_operation with correct arguments.
8795 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8796 operands lists according to the number of vector statements in left
8797 or right node, if exists.
8798 (vect_gen_widened_results_half): Remove unused argument.
8799 (vectorizable_conversion): Call supportable_widening_operation,
8800 supportable_narrowing_operation, and vect_gen_widened_results_half
8801 with correct arguments.
8802 (vectorizable_assignment): Change documentation, support multiple
8804 (vectorizable_operation): Likewise.
8805 (vect_get_loop_based_defs): New function.
8806 (vect_create_vectorized_demotion_stmts): Likewise.
8807 (vectorizable_type_demotion): Support loop-aware SLP and general
8808 multi-step conversion. Call vect_get_loop_based_defs and
8809 vect_create_vectorized_demotion_stmts for transformation.
8810 (vect_create_vectorized_promotion_stmts): New function.
8811 (vectorizable_type_promotion): Support loop-aware SLP and general
8812 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8814 (vectorizable_store): Change documentation, support multiple
8816 (vectorizable_load): Likewise.
8817 (vect_transform_stmt): Pass SLP_NODE to
8818 vectorizable_type_promotion and vectorizable_type_demotion.
8819 (vect_schedule_slp_instance): Move here the calculation of number
8820 of vectorized statements for each node from...
8821 (vect_schedule_slp): ... here.
8822 (vect_transform_loop): Call vect_schedule_slp without the last
8825 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8828 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8829 to == in assert statement.
8830 (vectorizable_reduction): Fix typo.
8832 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8835 * value-prof.c (check_counter): Dereference pointer to overall
8836 count when printing it.
8838 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8840 * profile.h: Really add it.
8842 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8844 * mcf.c: Really add it.
8846 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8847 Vinodha Ramasamy <vinodha@google.com>
8849 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8851 * value-prof.c (check_counter): Fix the counter if
8852 flag_profile_correction is true.
8853 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8854 tree_mod_subtract_transform):
8855 Follow check_counter parameter change.
8856 * common.opt (fprofile-correction): New option.
8858 * profile.h: Likewise.
8859 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8860 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8861 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8863 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8864 flag_profile_correction is set.
8866 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8868 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8870 2008-08-18 Tomas Bily <tbily@suse.cz>
8872 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8873 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8875 * tree-data-ref.c (split_constant_offset_1): Likewise.
8876 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8877 * tree-sra.c (sra_walk_expr): Likewise.
8878 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8879 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8880 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8881 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8883 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8884 * tree-vect-transform.c (vectorizable_type_demotion)
8885 (vectorizable_type_promotion): Likewise.
8886 * tree-inline.c (expand_call_inline):
8887 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8888 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8889 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8890 * expr.c (expand_expr_real_1): Likewise.
8891 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8892 (gimple_assign_unary_useless_conversion_p): Likewise.
8893 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8894 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8895 * fold-const.c (fold_unary): Likewise.
8896 * tree.h (CONVERT_EXPR_P): Likewise.
8897 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8898 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8900 (register_edge_assert_for_2, extract_range_from_unary_expr)
8901 (register_edge_assert_for_1): Likewise.
8903 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8905 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8906 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8907 (enum real_value_const): Delete.
8908 (get_real_const): Delete.
8909 * real.c (get_real_const): Delete.
8910 (dconst_e_ptr): Define.
8911 (dconst_third_ptr): Define.
8912 (dconst_sqrt2_ptr): Define.
8913 * builtins.c: Update all callers.
8915 2008-08-18 Richard Guenther <rguenther@suse.de>
8917 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8918 statement iterator after statement removal.
8920 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8922 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8923 (detect_processor_freebsd): Likewise.
8924 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8926 2008-08-18 Richard Guenther <rguenther@suse.de>
8928 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8929 and loads have the correct types.
8931 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8934 * c-opts.c (cpp_opts): Remove static.
8935 * c-parser.c (cpp_opts): Declare it extern.
8936 (disable_extension_diagnostics): Handle cpp options.
8937 (enable_extension_diagnostics): Likewise.
8939 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8941 * diagnostics.c (permerror_at): Rename as permerror.
8942 (permerror): Delete.
8943 * toplev.h: Likewise.
8945 2008-08-18 Richard Guenther <rguenther@suse.de>
8947 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8948 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8949 Move call_cdce before build_alias. Move copyrename2,
8950 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8951 right after final inlining.
8952 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8953 (pass_build_cfg): But instead via TODO_dump_func.
8955 2008-08-18 Richard Guenther <rguenther@suse.de>
8957 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8959 (scalarize_init): If we failed to generate some initializers
8960 do not generate zeros for not instantiated members. Instead
8961 rely on the copy out.
8962 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8963 about missing flow-sensitive alias info only if we have
8966 2008-08-17 Nick Clifton <nickc@redhat.com>
8968 * doc/extend.texi (Function Attributes): Fix typo in description
8969 if hot function attribute.
8971 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8972 Richard Sandiford <rdsandiford@googlemail.com>
8974 * doc/install.texi (--with-mips-plt): Document.
8975 * doc/invoke.texi (-mplt, -mno-plt): Document.
8976 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8977 and handle ${with_mips_plt}.
8978 * config/mips/mips.opt (mplt): New option.
8979 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8980 (TARGET_ABICALLS_PIC2): Likewise.
8981 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8982 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8983 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8984 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8985 to decide whether to output ".option picX" directives.
8986 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8987 Pass -call_nonpic rather than -KPIC for -mplt.
8988 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8989 on the command line. Also remove it when -mabi=64 is used without
8991 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8992 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8993 TARGET_ABICALLS_PIC0.
8994 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8996 (mips16_build_function_stub): Only output ".option pic" directives
8997 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8998 (mips16_build_call_stub): Fix comment and remove redundant
8999 ".set at"/"set .noat" directives.
9000 (mips_function_rodata_section): Use the default behaviour for
9001 TARGET_ABSOLUTE_ABICALLS.
9002 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9003 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9004 (mips_restore_gp): Do nothing if the current function doesn't use
9006 (mips_expand_prologue): Only save $gp if the current function uses it.
9007 Use a normal move for TARGET_ABICALLS_PIC0.
9008 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9010 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9012 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9013 of function when handling GLOBAL_POINTER_REGNUM.
9015 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9018 * common.opt (-fstack-check): Do not declare the variable here.
9019 (-fstack-check=): New option variant.
9020 * doc/invoke.texi (Code Gen Options): Document it.
9021 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9022 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9023 (STACK_CHECK_STATIC_BUILTIN): New macro.
9024 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9025 * opts.c: Include expr.h.
9026 (common_handle_option) <OPT_fold_stack_check_>: New case.
9027 <OPT_fstack_check>: Likewise.
9028 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9029 consistently in the test for variable-sized types. Adjust for
9030 new behaviour of flag_stack_check.
9031 * explow.c: Include except.h.
9032 (allocate_dynamic_stack_space): Do not take into account
9033 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9034 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9035 for variable-sized parameters. Treat all parameters whose size is
9036 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9037 stack checking is enabled.
9038 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9039 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9040 if generic stack checking is enabled.
9041 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9042 * reload1.c (reload): Likewise.
9043 * stmt.c (expand_decl): Assert that all automatic variables have
9044 fixed size at this point and remove dead code.
9045 * flags.h (stack_check_type): New enumeration type.
9046 (flag_stack_check): Declare.
9047 * toplev.c (flag_stack_check): New global variable.
9048 * Makefile.in (opts.o): Add dependency on EXPR_H.
9049 (explow.o): Add dependency on except.h.
9051 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9053 * config/avr/avr.c (avr_override_options): Reduce value of
9054 PARAM_INLINE_CALL_COST.
9056 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9058 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9059 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9060 lieu of TYPE_MODE (type) throughout.
9062 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9064 * config/arm/arm.c (add_minipool_backward_ref): Check for
9065 8-byte-aligned entries in second case of forcing insertion after a
9066 particular entry. Change third case to avoid inserting
9067 non-8-byte-aligned entries before 8-byte-aligned ones.
9069 2008-08-15 Richard Guenther <rguenther@suse.de>
9071 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9072 strip components for unknown size accesses.
9074 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9076 * config/s390/2097.md New file.
9077 * config/s390/s390.md ("z10prop" attribute): Define none,
9078 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9079 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9080 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9081 possible values and apply them to insns as appropriate.
9082 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9083 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9084 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9085 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9086 ("bfp" mode attribute): Removed. Every occurence replaced
9088 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9089 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9092 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9095 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9098 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9100 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9101 additional argument. Support reduction when duplication is needed due
9102 to data-types of different sizes in the loop.
9103 (get_initial_def_for_induction): Fix printout.
9104 (vect_get_vec_def_for_stmt_copy): Support case where the
9105 vec_stmt_for_operand is a phi node.
9106 (vectorizable_reduction): Support reduction when duplication is needed
9107 due to data-types of different sizes in the loop.
9108 (vectorizable_call): Remove restriction to not vectorize in case we
9109 have data-types of different sizes in the loop.
9110 (vectorizable_conversion): Likewise.
9111 (vectorizable_operation): Likewise.
9112 (vectorizable_type_demotion): Likewise.
9113 (vectorizable_type_promotion): Likewise.
9114 (vectorizable_induction): Add restriction to not vectorize in case
9115 we have data-types of different sizes in the loop.
9117 2008-08-14 Christophe Saout <christophe@saout.de>
9118 Uros Bizjak <ubizjak@gmail.com>
9121 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9122 (*vec_concatv2di_rex64_sse4_1): Ditto.
9123 (*vec_concatv2di_rex64_sse): Ditto.
9125 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9128 * fold-const.c (fold_widened_comparison): Do not allow
9129 sign changes that change the result even if shorter type
9130 is wider than arg1_unw's type.
9132 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9134 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9135 Skip if the multilib testing specifies -march that does not
9136 agree with the one specified in the testcase.
9138 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9140 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9141 zero extend SImode values being converted to TFmode before passing
9144 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9146 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9147 __PPU__ when targeting the Cell/B.E. PPU processor.
9149 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9151 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9152 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9153 Rematerialize the static chain, if any.
9154 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9157 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9159 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9160 (new_loc_descr): Likewise.
9161 (add_loc_descr): Likewise.
9162 (size_of_loc_descr): Likewise.
9163 (size_of_locs): Likewise.
9164 (output_loc_operands): Likewise.
9165 (output_loc_sequence): Likewise.
9166 (new_reg_loc_descr): New.
9167 (build_cfa_loc): Use it.
9168 (build_cfa_aligned_loc): Likewise.
9169 (one_reg_loc_descriptor): Likewise.
9170 (based_loc_descr): Likewise.
9172 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9175 * doc/invoke.texi (Wmain): Update.
9176 * c-decl.c (start_decl): warn_main is only 0 or 1.
9177 (start_function): Likewise. Fix formatting.
9178 (finish_function): Delete redundant warning.
9179 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9180 * c-opts (c_common_handle_option): -Wall only has effect if
9181 warn_main is uninitialized. OPT_Wmain is automatically
9182 handled. -pedantic also enables Wmain.
9183 (c_common_post_options): Handle all logic for Wmain here.
9184 * c-common.c (warn_main): Delete.
9185 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9186 * c-common.h (warn_main): Delete.
9188 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9191 * expr.c (emit_group_store): Allocate stack temp with the
9192 largest alignment when copying from register to stack.
9194 2008-08-13 Richard Guenther <rguenther@suse.de>
9196 * tree.h (maybe_fold_offset_to_address): Declare.
9197 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9198 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9199 Likewise for POINTER_PLUS_EXPR.
9200 (maybe_fold_offset_to_reference): Enable disabled code.
9201 (maybe_fold_offset_to_address): New function.
9202 (fold_stmt_r): Use it.
9203 (fold_gimple_assign): Likewise.
9204 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9205 (gimplify_expr): Likewise.
9207 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9209 * toplev.h (pedwarn_at): Fix declaration.
9211 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9213 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9214 LINK_SPEC): Use %R in -Y P argument.
9216 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9219 * diagnostic.c (pedwarn_at): New.
9220 * toplev.h (pedwarn_at): Declare.
9221 * c-tree.h (build_enumerator): Update declaration.
9222 * c-decl.c (finish_enum): Update comment.
9223 (build_enumerator): Take a location parameter. Give a pedwarn but do
9224 not perform any conversion.
9225 * c-parser.c (c_parser_enum_specifier): Set correct location for
9228 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9231 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9232 expressions except for conversions to signed:1 bitfields. Handle
9233 COND_EXPR with constant operands.
9235 2008-08-13 Richard Guenther <rguenther@suse.de>
9237 PR tree-optimization/15255
9238 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9239 (struct oecount_s): New struct and VEC types.
9241 (oecount_hash): New function.
9242 (oecount_eq): Likewise.
9243 (oecount_cmp): Likewise.
9244 (zero_one_operation): New function.
9245 (build_and_add_sum): Likewise.
9246 (undistribute_ops_list): Perform un-distribution of multiplication
9247 and division on the chain of summands.
9248 (should_break_up_subtract): Also break up subtracts for factors.
9249 (reassociate_bb): Delete dead visited statements.
9250 Call undistribute_ops_list. Re-sort and optimize if it did something.
9251 * passes.c (init_optimization_passes): Move DSE before
9253 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9256 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9258 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9260 * doc/invoke.texi: Revert unintended checkin.
9262 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9265 * gcc.c (include_spec_function): Tweak call to find_a_file.
9267 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9270 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9271 and TRUTH_ORIF_EXPR.
9272 * dojump.c (do_jump): Likewise.
9274 PR tree-optimization/37084
9275 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9276 if id->regimplify, don't assume stmt is a cast assignment.
9278 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9280 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9282 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9285 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9288 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9290 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9291 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9293 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9294 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9295 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9296 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9297 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9299 * doc/tm.texi (Storage Layout): Remove documentation for
9300 TARGET_FLOAT_FORMAT.
9302 * simplify-rtx.c (simplify_binary_operation_1): Replace
9303 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9305 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9307 * real.h (struct real_format): New member has_sign_dependent_rounding.
9308 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9309 spu_single_format, ieee_double_format, mips_double_format,
9310 motorola_double_format, ieee_extended_motorola_format,
9311 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9312 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9313 mips_extended_format, ieee_quad_format, mips_quad_format,
9314 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9315 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9317 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9318 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9319 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9320 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9321 (ROUND_TOWARDS_ZERO): Likewise.
9323 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9324 (FLOAT_MODE_FORMAT): New macro.
9325 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9326 (MODE_COMPOSITE_P): ... this new macro.
9327 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9328 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9329 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9331 * flags.h: Include "real.h".
9333 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9334 REAL_MODE_FORMAT_COMPOSITE_P.
9335 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9337 * doc/tm.texi (Storage Layout): Remove documentation of
9338 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9339 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9340 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9341 they only apply to libgcc2.a.
9343 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9345 * config/spu/float_disf.c: New file.
9346 * config/spu/float_unsdisf.c: New file.
9347 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9348 (LIB2FUNCS_EXCLUDE): Define.
9350 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9351 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9353 * real.h (struct real_format): New member round_towards_zero.
9354 * real.c (round_for_format): Respect fmt->round_towards_zero.
9355 (ieee_single_format, mips_single_format, motorola_single_format,
9356 spu_single_format, ieee_double_format, mips_double_format,
9357 motorola_double_format, ieee_extended_motorola_format,
9358 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9359 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9360 mips_extended_format, ieee_quad_format, mips_quad_format,
9361 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9362 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9364 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9365 real_format to choose rounding mode when calling MPFR functions.
9366 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9367 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9369 * real.h (real_to_decimal_for_mode): Add prototype.
9370 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9371 Respect target rounding mode when generating decimal representation.
9372 (real_to_decimal): New stub for backwards compatibility.
9373 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9374 real_to_decimal_for_mode instead of real_to_decimal.
9376 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9378 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9379 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9381 * real.c (spu_single_format): New variable.
9382 * real.h (spu_single_format): Declare.
9384 * config/spu/spu.c (spu_override_options): Install SFmode format.
9385 (spu_split_immediate): Use integer mode to operate on pieces of
9386 floating-point values in all cases.
9388 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9389 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9390 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9392 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9394 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9396 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9398 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9400 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9403 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9404 on the VAR_DECL instead of TYPE_READONLY on its type.
9406 2008-08-12 Ira Rosen <irar@il.ibm.com>
9408 * tree-vectorizer.c: Depend on langhooks.h.
9409 (supportable_widening_operation): Add two arguments. Support double
9411 (supportable_narrowing_operation): Likewise.
9412 * tree-vectorizer.h (supportable_widening_operation): Add two
9414 (supportable_narrowing_operation): Likewise.
9415 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9416 supportable_widening_operation with correct arguments.
9417 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9418 (vectorizable_type_demotion): Support double type conversions.
9419 (vectorizable_type_promotion): Likewise.
9420 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9422 2008-08-11 Michael Matz <matz@suse.de>
9424 * i386/i386.c (override_options): Move initialisation from
9425 flag_schedule_insns_after_reload to here from ...
9426 (optimization_options): ... here.
9428 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9430 PR rtl-optimization/36998
9431 * dwarf2out.c (compute_barrier_args_size_1,
9432 compute_barrier_args_size): Temporarily remove assertions.
9434 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9437 * tree-ssa.c (struct walk_data): Add new flag
9438 warn_possibly_uninitialized.
9439 (warn_uninitialized_var): Use it.
9440 (warn_uninitialized_vars): New.
9441 (execute_early_warn_uninitialized): Call it.
9442 (execute_late_warn_uninitialized): Likewise.
9444 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9447 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9450 2008-08-09 Jan Hubicka <jh@suse.cz>
9453 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9455 (expand_fix): Be prepared for expansion to fail.
9456 (expand_sfix_optab): Remove instructions if expansion failed.
9458 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9460 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9462 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9463 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9465 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9467 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9468 mips/t-libgcc-mips16 to tmake_file.
9469 * config/mips/mips-protos.h (mips_call_type): New enum.
9470 (mips_pic_base_register, mips_got_load): Declare.
9471 (mips_restore_gp): Take an rtx argument.
9472 (mips_use_pic_fn_addr_reg_p): Declare.
9473 (mips_expand_call): Replace the sibcall_p argument with
9474 a mips_call_type argument. Add a lazy_p parameter.
9475 (mips_split_call): Declare.
9476 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9477 (MIPS16_PIC_TEMP): Likewise.
9478 (reg_class): Delete M16_NA_REGS.
9479 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9480 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9481 (mips_split_hi_p): Declare.
9482 * config/mips/mips.c (mips_split_hi_p): New array.
9483 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9484 (mips_got_symbol_type_p): New function.
9485 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9486 (mips16_stub_function_p): New function.
9487 (mips16_local_function_p): Likewise.
9488 (mips_use_pic_fn_addr_reg_p): Likewise.
9489 (mips_cannot_force_const_mem): Return false for HIGHs.
9490 Extend CONST_INT and symbolic handling to MIPS16, using
9491 mips_symbol_insns to check that the base symbol type is a
9492 legitimate constant. Reject GOT-based constants if
9493 TARGET_MIPS16_PCREL_LOADS.
9494 (mips_const_insns): Check targetm.cannot_force_const_mem when
9495 decomposing a symbolic base and a large offset.
9496 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9497 When calling a function that needs $25 from MIPS16 code,
9498 move the target address into $25 separately and add a USE
9500 (mips16_gp_pseudo_reg): Insert the initializer immediately
9501 before the first real insn.
9502 (mips_pic_base_register, mips_got_load): New functions.
9503 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9504 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9505 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9506 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9507 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9508 also passing NULL_RTX rather than const0_rtx as the aux argument.
9509 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9510 instead of TARGET_EXPLICIT_RELOCS.
9511 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9512 (mips_load_call_address): Replace the sibcall_p argument with
9513 a mips_call_type argument. Use mips_got_load.
9514 (mips16_local_alias): New structure.
9515 (mips16_local_aliases): New variable.
9516 (mips16_local_aliases_hash): New function.
9517 (mips16_local_aliases_eq): Likewise.
9518 (mips16_local_alias): Likewise.
9519 (mips16_stub_function): Likewise.
9520 (mips16_build_function_stub): Create a local alias for the target
9521 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9522 .cpload directive and an R_MIPS_NONE relocation for the target
9523 function, then load the alias rather than the function itself.
9524 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9525 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9526 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9527 (mips16_build_call_stub): Replace the FN parameter with an
9528 FN_PTR parameter. Force the address into a register if it
9529 isn't a call_insn_operand; don't rely on the caller to do this.
9530 If a call to a locally-defined and locally-binding MIPS16
9531 function must be made indirectly, redirect the call to the
9532 function's local alias. Use mips16_stub_function_p,
9533 mips16_stub_function, mips_expand_call and use_reg.
9534 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9535 Use explicit %hi and %lo accesses where possible.
9536 Use MIPS_CALL to generate the correct code form of a
9537 jal instruction. Add clobbers of $18 instead of uses.
9538 Update the call to mips_emit_call_insn.
9539 (mips_expand_call): Replace the SIBCALL_P argument with a
9540 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9541 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9542 allowing it to modify the call address. Update the calls to
9543 mips_load_call_address and mips_emit_call_insn.
9544 (mips_split_call): New function.
9545 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9546 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9547 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9548 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9549 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9551 (mips_cprestore_slot): New function.
9552 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9553 and use mips_cprestore_slot.
9554 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9556 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9557 then use a copygp_mips16 instruction to set up $28.
9558 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9559 (mips16_lay_out_constants): Call split_all_insns_noflow.
9560 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9561 false if TARGET_MIPS16.
9562 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9563 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9564 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9565 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9566 MIPS16 code. Allow MIPS16 o32 PIC.
9567 (mips_override_options): Allow MIPS16 o32 PIC.
9568 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9569 after reload if TARGET_USE_GOT.
9570 (UNSPEC_COPYGP): New constant.
9571 (length): Use a default length of 8 for MIPS16 GOT loads.
9572 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9573 (*got_page<mode>): Check mips_split_hi_p.
9574 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9575 (unspec_got<mode>, unspec_call<mode>): New expanders.
9576 (load_got<mode>, load_call<mode>): Remove the length attributes.
9577 Use a got attribute instead of a type attribute.
9578 (copygp_mips16): New insn.
9579 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9580 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9581 (sibcall, sibcall_value, call, call_value): Update the calls
9582 to mips_expand_call.
9583 (call_internal, call_value_internal): Use mips_split_call.
9584 (call_value_multiple_internal): Likewise.
9585 (call_split): Move after call_internal (the insn it is split from).
9586 (call_internal_direct, call_value_internal_direct): Turn into
9587 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9588 (call_direct_split, call_value_direct_split): New patterns.
9589 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9590 and use M16_REGS instead of M16_NA_REGS.
9591 * config/mips/predicates.md (const_call_insn_operand): Replace
9592 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9593 mips_use_pic_fn_addr_reg_p check.
9594 (move_operand): Reject HIGHs if mips_split_hi_p.
9595 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9596 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9597 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9598 * config/mips/libgcc-mips16.ver: New file.
9599 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9600 $(srcdir)/config/mips/libgcc-mips16.ver.
9602 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9604 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9606 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9607 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9608 (mips16_cfun_returns_in_fpr_p): Likewise.
9610 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9612 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9613 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9614 rather than 4 to PC.
9616 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9618 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9619 (FUNCTION_PROFILER): Save the static chain pointer into $2
9620 beforehand and restore it aftewards.
9621 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9622 address directly into $25 and call the function through $25;
9623 do not clobber $3. Pad the DImode version to cover the space
9624 left by the deleted $25 <- $3 move.
9625 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9626 the removal of the $25 <- $3 move.
9627 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9628 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9630 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9631 Daniel Jacobowitz <dan@codesourcery.com>
9633 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9634 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9635 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9636 * config/mips/mips.c (mips_start_function_definition): New function.
9637 (mips_end_function_definition): Likewise.
9638 (mips_output_function_prologue): Use mips_start_function_definition.
9639 (mips_output_function_epilogue): Use mips_end_function_definition.
9640 (build_mips16_function_stub): Use mips_start_function_definition
9641 and mips_end_function_definition.
9642 (build_mips16_call_stub): Likewise.
9644 2008-08-09 Richard Guenther <rguenther@suse.de>
9646 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9647 * gimple.h (gimple_call_fn): Adjust comment.
9648 (gimple_call_set_fndecl): New function.
9649 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9650 longer having bare FUNCTION_DECL operand.
9651 (gimple_call_return_type): Likewise.
9652 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9654 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9655 (gimple_mod_pow2): Likewise.
9656 (gimple_mod_subtract): Likewise.
9657 (gimple_ic): Likewise.
9658 (gimple_stringop_fixed_value): Likewise.
9659 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9660 longer having bare FUNCTION_DECL operand.
9661 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9662 * omp-low.c (optimize_omp_library_calls): Likewise.
9663 * cgraphunit.c (update_call_expr): Likewise.
9664 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9665 (execute_convert_to_rsqrt): Likewise.
9666 * cfgexpand.c (gimple_to_tree): Simplify.
9667 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9668 bare FUNCTION_DECL operand.
9669 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9670 (convert_gimple_call): Use gimple_call_fndecl.
9671 * c-common.c (c_warn_unused_result): Likewise.
9673 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9676 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9677 (c_finish_return): Likewise.
9678 (c_start_case): Likewise.
9679 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9680 * c-parser.c (c_parser_condition): New. Call
9681 verify_sequence_points.
9682 (c_parser_paren_condition): Call c_parser_condition.
9683 (c_parser_for_statement): Call c_parser_condition.
9685 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9688 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9689 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9690 Moved from diagnostic.h
9691 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9693 (emit_diagnostic): New.
9694 (warning0, pedwarn0): Delete.
9695 (warning, warning_at, pedwarn, permerror): Return bool.
9696 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9697 Moved to diagnostic.c.
9698 (struct diagnostic_context): Use correct type for
9699 classify_diagnostic.
9700 (diagnostic_report_diagnostic): Update declaration.
9701 (emit_diagnostic): Declare.
9702 * errors.c (warning): Return bool.
9703 * errors.h (warning): Update declaration.
9704 * toplev.h (warning0, pedwarn0): Delete.
9705 (warning, warning_at, pedwarn, permerror): Return bool.
9706 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9707 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9708 inform. Update all calls.
9709 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9710 before giving informative note.
9711 (implicit_decl_warning): Likewise.
9712 * c-typeck.c (build_function_call): Likewise.
9713 * tree-sssa.c (warn_uninit): Likewise.
9714 * builtins.c (gimplify_va_arg_expr): Likewise.
9716 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9719 * doc/invoke.texi (-Wextra): Move warning from here...
9720 (-Wuninitialized): ... to here.
9722 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9725 * flags.h (set_Wunused): Delete
9726 * toplev.c (process_options): Handle Wunused flags here.
9727 * opts.c (maybe_warn_unused_parameter): Delete.
9728 (common_handle_option): Replace set_Wunused by warn_unused.
9729 (set_Wextra): Do not handle Wunused-parameter here.
9730 (set_Wunused): Delete.
9731 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9733 * common.opt (Wunused): Add Var and Init.
9734 (Wunused-function): Likewise.
9735 (Wunused-label): Likewise.
9736 (Wunused-parameter): Likewise.
9737 (Wunused-value): Likewise.
9738 (Wunused-variable): Likewise.
9740 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9742 * doc/invoke.texi: Add cpu_type power7.
9743 * config.in (HAVE_AS_VSX): New.
9744 * config.gcc: Add cpu_type power7.
9745 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9747 * configure: Regenerate.
9748 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9750 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9751 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9752 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9754 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9756 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9757 type to vectorize.builtin_conversion.
9758 (vectorizable_conversion): Likewise.
9759 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9760 integral type as input.
9761 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9763 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9764 and ALTIVEC_BUILTIN_VCTSXS.
9765 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9768 2008-08-08 Richard Guenther <rguenther@suse.de>
9770 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9771 (surely_varying_stmt_p): Calls are varying only if they are
9772 non-builtin and not indirect or have no result.
9773 (ccp_fold): Re-instantiate code before the tuples merge.
9775 2008-08-08 Richard Guenther <rguenther@suse.de>
9777 PR tree-optimization/37056
9778 * gimple.h (gimple_assign_rhs_class): New helper function.
9779 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9780 unary operations properly.
9782 2008-08-07 Jan Hubicka <jh@suse.cz>
9784 * i386.h (ix86_size_cost): Declare.
9785 (ix86_cur_cost): New function macro.
9786 * i386.md (peepholes expanding size and splitters): Predicate by
9787 optimize_insn_for_speed_p.
9788 (peepholes reduce size and splitters): Predicate by
9789 optimize_insn_for_size_p.
9790 * i386.c (ix86_size_cost): Rename from ...
9791 (size_cost): This one.
9792 (override_options): Update.
9793 (decide_alg): Likewise.
9794 (ix86_expand_clear): Use RTL profile.
9795 (ix86_pad_returns): Use RTL profile.
9797 2008-08-07 Jan Hubicka <jh@suse.cz>
9799 * recog.c (split_all_insns): Set RTL profile
9800 (peephole2_optimize): Likewise.
9801 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9802 * combine.c (combine_instructions): Likewise.
9804 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9806 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9808 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9810 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9811 value in a6 after the set_frame_ptr insn.
9813 2008-08-07 Richard Henderson <rth@redhat.com>
9816 * gcc.c (cpp_options): Pass along -g*.
9818 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9820 * config/arm/arm.c (output_move_neon): Update comment describing
9821 big-endian vector layout.
9822 (arm_assemble_integer): Do not handle big-endian NEON vectors
9824 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9825 neon_vget_lane<mode>_sext_internal,
9826 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9827 element indices for big-endian.
9829 2008-08-07 Richard Henderson <rth@redhat.com>
9831 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9832 * configure, config.in: Rebuild.
9833 * debug.h (dwarf2out_do_cfi_asm): Declare.
9834 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9835 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9836 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9837 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9839 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9841 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9842 movv2si_internal): Combine into mov<mode>_internal.
9843 (movv2si_internal_2): Remove.
9845 2008-08-07 Jan Hubicka <jh@suse.cz>
9848 * i386.md (single stringop patterns): Enable unconditionally.
9850 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9853 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9855 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9856 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9858 * config/i386/sse.md (sse2_movq128): New.
9860 * doc/extend.texi: Document __builtin_ia32_movq128.
9862 2008-08-07 Richard Guenther <rguenther@suse.de>
9865 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9866 pointers can access anything.
9868 2008-08-06 Jan Hubicka <jh@suse.cz>
9870 * optabs.c (emit_unop_insn): Break out to ...
9871 (maybe_emit_unop_insn): ... this one.
9872 (expand_sfix_optab): Use maybe variant.
9873 * optabs.h (maybe_emit_unop_insn): Declare.
9875 * i386.md (mov0 patterns): Enable by default.
9876 (FP conversion expanders): Disable expansion of code expanding
9877 sequences when instruction should be optimized for size.
9878 (single strinop patterns): Enable when optimizing for size.
9879 (string expanders): Disable expanding of code expanding sequences
9880 when optimizning instruction for size.
9881 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9883 (ix86_fp_comparison_sahf_cost): Likewise.
9884 (ix86_expand_branch): Likewise.
9885 (ix86_expand_ashl_const): Likewise.
9886 (ix86_split_ashl): Likewise.
9887 (ix86_expand_strlen): Likewise.
9888 (ix86_emit_fp_unordered_jump): Likewie.
9890 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9892 * c-common.c: Fix typo.
9893 (c_common_reswords): Activate more C++ keyword warnings.
9895 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9897 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9900 * diagnostic.c (permerror_at): New.
9901 * toplev.h (permerror_at): Declare.
9903 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9904 Ira Rosen <irar@il.ibm.com>
9906 * tree-vect-transform.c (vect_model_simple_cost): Return
9907 immediately if stmt is pure SLP.
9908 (vect_model_store_cost): Ditto.
9909 (vect_model_load_cost): Ditto.
9910 (vectorizable_store): Remove PURE_SLP check before call
9911 to vect_model_store_cost.
9912 (vect_model_store_cost): When checking whether stmt describe
9913 strided access, add a check that it is not slp_node.
9915 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9918 * c-common.c (warn_for_sign_compare): New. Handle separately the
9919 case that 'constant' is zero.
9920 * c-typeck.c (build_binary_op): Move code to c-common.c
9922 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9924 * config/alpha/alpha.c (alpha_preferred_reload_class,
9925 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9926 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9927 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9928 * config/arm/arm.md: Likewise.
9929 * config/avr/avr-protos.h (preferred_reload_class,
9930 test_hard_reg_class, avr_simplify_comparison_p,
9931 out_shift_with_cnt, class_max_nregs): Likewise.
9932 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9933 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9934 preferred_reload_class, test_hard_reg_class): Likewise.
9935 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9936 bfin_memory_move_cost, bfin_secondary_reload,
9937 bfin_output_mi_thunk): Likewise.
9938 * config/crx/crx.c (crx_secondary_reload_class,
9939 crx_memory_move_cost): Likewise.
9940 * config/frv/frv-protos.h (frv_secondary_reload_class,
9941 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9942 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9943 frv_secondary_reload_class, frv_class_likely_spilled_p,
9944 frv_class_max_nregs): Likewise.
9945 * config/h8300/h8300.c (h8300_classify_operand,
9946 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9948 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9949 * config/ia64/ia64.c (ia64_preferred_reload_class,
9950 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9951 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9952 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9954 * config/m68hc11/m68hc11.c (preferred_reload_class,
9955 m68hc11_memory_move_cost): Likewise.
9956 * config/mcore/mcore.c (mcore_secondary_reload_class,
9957 mcore_reload_class): Likewise.
9958 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9959 mips_class_max_nregs, mips_cannot_change_mode_class,
9960 mips_preferred_reload_class, mips_secondary_reload_class,
9961 mips_output_mi_thunk): Likewise.
9962 * config/mmix/mmix.c (mmix_preferred_reload_class,
9963 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9965 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9967 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9968 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9969 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9970 * config/rs6000/rs6000.c (paired_expand_vector_init,
9971 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9972 compare_section_name, rs6000_memory_move_cost): Likewise.
9973 * config/s390/s390.c (s390_emit_compare_and_swap,
9974 s390_preferred_reload_class, s390_secondary_reload,
9975 legitimize_pic_address, legitimize_tls_address,
9976 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9977 s390_class_max_nregs): Likewise.
9978 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9979 * config/s390/s390.md: Likewise.
9980 * config/score/score-protos.h (score_secondary_reload_class,
9981 score_preferred_reload_class): Likewise.
9982 * config/score/score.c (score_preferred_reload_class,
9983 score_secondary_reload_class): Likewise.
9984 * config/score/score3.c (score3_output_mi_thunk,
9985 score3_preferred_reload_class, score3_secondary_reload_class,
9986 score3_hard_regno_mode_ok): Likewise.
9987 * config/score/score3.h (score3_preferred_reload_class,
9988 score3_secondary_reload_class): Likewise.
9989 * config/score/score7.c (score7_output_mi_thunk,
9990 score7_preferred_reload_class, score7_secondary_reload_class,
9991 score7_hard_regno_mode_ok): Likewise.
9992 * config/score/score7.h (score7_preferred_reload_class,
9993 score7_secondary_reload_class): Likewise.
9994 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9995 output_branchy_insn, add_constant, gen_block_redirect,
9996 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9997 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9998 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9999 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10000 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10001 xstormy16_preferred_reload_class): Likewise.
10002 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10003 xtensa_expand_atomic, override_options,
10004 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10006 * reorg.c (try_merge_delay_insns): Likewise.
10007 * tree.c (merge_dllimport_decl_attributes): Likewise.
10009 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10011 2008-08-06 Michael Matz <matz@suse.de>
10013 * Makefile.in (write_entries_to_file): Quote words.
10014 * gengtype.c: (read_input_line): Skip over leading white-space.
10016 2008-08-06 Marc Gauthier <marc@tensilica.com>
10018 * config.gcc: Match more processor names for Xtensa.
10019 * configure.ac: Likewise.
10020 * doc/install.texi (Specific): Likewise.
10021 * configure: Regenerate.
10023 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10025 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10026 * calls.c (avoid_likely_spilled_reg): Likewise.
10027 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10028 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10029 * config/i386/i386.c (ix86_expand_special_args_builtin,
10030 ix86_secondary_reload): Likewise.
10031 * except.c (struct eh_region, gen_eh_region_catch,
10032 remove_unreachable_regions, duplicate_eh_regions,
10033 assign_filter_values, build_post_landing_pads,
10034 sjlj_find_directly_reachable_regions, remove_eh_handler,
10035 reachable_next_level, foreach_reachable_handler,
10036 can_throw_internal_1, can_throw_external_1,
10037 collect_one_action_chain): Likewise.
10038 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10039 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10040 * function.c (update_temp_slot_address, instantiate_new_reg,
10041 instantiate_virtual_regs_in_rtx,
10042 instantiate_virtual_regs_in_insn): Likewise.
10043 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10044 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10045 gimplify_cleanup_point_expr): Likewise.
10046 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10047 * passes.c (next_pass_1): Likewise.
10048 * print-tree.c (print_node_brief, print_node): Likewise.
10049 * profile.c (branch_prob): Likewise.
10050 * tree-dump.c (dump_register): Likewise.
10051 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10053 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10054 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10055 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10056 copy_arguments_for_versioning, copy_static_chain): Likewise.
10057 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10058 add_new_name_mapping, register_new_name_mapping): Likewise.
10059 * tree-mudflap.c (mf_xform_derefs): Likewise.
10060 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10061 get_init_expr, combine_chains): Likewise.
10062 * tree-pretty-print.c (dump_generic_node): Likewise.
10063 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10064 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10065 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10066 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10068 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10070 PR middle-end/37010
10071 * calls.c (expand_call): Use the biggest preferred stack
10074 2008-08-06 Michael Matz <matz@suse.de>
10077 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10078 for reused reload, instead of overwriting them.
10080 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10082 PR middle-end/37009
10083 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10084 for incoming stack boundary.
10086 * function.c (assign_parm_find_entry_rtl): Update
10087 parm_stack_boundary.
10089 * function.h (rtl_data): Add parm_stack_boundary.
10091 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10092 parm_stack_boundary for incoming stack boundary.
10094 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10096 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10097 for unrepresentable subregs or treat them as equal to other regs
10098 or subregs with the same register number.
10100 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10102 PR middle-end/35432
10103 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10106 2008-08-06 Jan Hubicka <jh@suse.cz>
10108 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10109 frequencies might be hot.
10111 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10113 * reload.c (find_reloads): Force constants into literal pool
10114 also if they are wrapped in a SUBREG.
10116 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10119 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10120 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10121 Don't allow predicated instructions for data speculation.
10122 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10125 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10127 * haifa-sched.c (extend_global): Split to extend_global_data and
10128 extend_region_data. Update all uses.
10129 (extend_all): Rename to extend_block_data.
10131 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10133 * sched-rgn.c (new_ready): Check if instruction can be
10134 speculatively scheduled before attempting speculation.
10135 (debug_rgn_dependencies): Remove wrongful assert.
10137 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10139 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10141 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10143 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10144 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10145 va_size, and type_size.
10147 2008-08-04 Jason Merrill <jason@redhat.com>
10150 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10151 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10153 2008-08-05 Richard Henderson <rth@redhat.com>
10155 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10156 * configure: Rebuild.
10158 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10161 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10162 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10165 2008-08-05 Richard Henderson <rth@redhat.com>
10167 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10168 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10169 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10170 * common.opt (fdwarf2-cfi-asm): New.
10171 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10172 * config.in, configure: Rebuild.
10173 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10174 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10176 (dw2_force_const_mem): Externalize.
10177 * dwarf2asm.h: Update.
10178 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10179 generate a real label.
10180 (output_cfi_directive): New.
10181 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10182 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10183 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10185 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10186 (output_loc_operands_raw, output_loc_sequence_raw): New.
10187 (output_cfa_loc_raw): New.
10189 2008-08-05 Paul Brook <paul@codesourcery.com>
10191 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10192 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10193 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10194 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10195 * config/arm/arm.h (TARGET_VFPD32): Define.
10196 (TARGET_VFP3): Use TARGET_VFPD32.
10197 (fputype): Add FPUTYPE_VFP3D16.
10198 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10199 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10200 * config/arm/arm-cores.def: Add cortex-r4f.
10201 * config/arm/arm-tune.md: Regenerate.
10203 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10205 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10206 Reword some comments throughout the file.
10208 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10209 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10210 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10211 MFC_MIN_DMA_LIST_ELEMENTS.
10212 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10213 MFC_MAX_DMA_LIST_ELEMENTS.
10215 (MFC_START_ENABLE): Remove PPU-only define.
10216 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10217 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10219 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10220 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10221 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10222 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10223 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10224 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10225 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10227 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10228 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10229 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10230 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10232 (spu_read_machine_status): Fix typo.
10234 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10236 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10237 SUBREG of multi-word hard register.
10238 * config/spu/spu.c (valid_subreg): Likewise.
10239 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10241 2008-08-04 Richard Guenther <rguenther@suse.de>
10243 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10244 the candidate with the stripped base if that base is different
10245 from the original base even for offset zero.
10247 2008-08-04 Richard Guenther <rguenther@suse.de>
10249 PR middle-end/36691
10250 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10251 check for no_overflow.
10253 2008-08-04 Richard Guenther <rguenther@suse.de>
10255 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10257 2008-08-04 Paul Brook <paul@codesourcery.com>
10259 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10260 (arm_order_regs_for_local_alloc): New function.
10261 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10263 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10265 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10268 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10269 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10270 (ix86_expand_epilogue): Likewise.
10272 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10274 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10277 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10279 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10280 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10281 (*movv2sf_internal_rex64): Ditto.
10283 2008-08-03 Jan Hubicka <jh@suse.cz>
10285 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10286 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10287 * expmed.c (expand_smod_pow2): Likewise.
10289 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10292 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10293 alternative 0 of operand 1.
10294 (*vec_concatv2di_rex64_sse): Ditto.
10295 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10297 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10298 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10299 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10300 (*movv2sf_internal_rex64): Ditto.
10302 2008-08-02 Richard Guenther <rguenther@suse.de>
10305 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10306 (ssedoublesizemode): New mode attribute.
10307 (sse_shufps): Call gen_sse_shufps_v4sf.
10308 (sse_shufps_1): Macroize.
10309 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10310 (sse2_shufpd_1): Macroize.
10311 (vec_extract_odd, vec_extract_even): New expanders.
10312 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10313 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10314 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10315 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10316 (ix86_expand_vector_set): Likewise.
10317 (ix86_expand_reduc_v4sf): Likewise.
10319 2008-08-01 Doug Kwan <dougkwan@google.com>
10321 * matrix-reorg.c: Re-enable all code.
10322 (struct malloc_call_data): Change CALL_STMT to gimple type.
10323 (collect_data_for_malloc_call): Tuplify.
10324 (struct access_site_info): Change STMT to gimple type.
10325 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10326 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10327 (struct free_info): Change STMT to gimple type.
10328 (struct matrix_access_phi_node): Change PHI to gimple type.
10329 (get_inner_of_cast_expr): Remove.
10330 (may_flatten_matrices_1): Tuplify.
10331 (may_flatten_matrices): Ditto.
10332 (mark_min_matrix_escape_level): Ditto.
10333 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10334 (ssa_accessed_in_call_rhs): New
10335 (ssa_accessed_in_assign_rhs): New
10336 (record_access_alloc_site_info): Tuplify.
10337 (add_allocation_site): Ditto.
10338 (analyze_matrix_allocation_site): Ditto.
10339 (analyze_transpose): Ditto.
10340 (get_index_from_offset): Ditto.
10341 (update_type_size): Ditto.
10342 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10343 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10344 (analyze_accesses_for_phi_node): Tuplify.
10345 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10346 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10347 (analyze_matrix_accesses): Tuplify.
10348 (check_var_data): New call-back type for check_var_notmodified_p.
10349 (check_var_notmodified_p): Tuplify and use call-back struct to
10350 return statement found.
10351 (can_calculate_expr_before_stmt): Factor out statement related code
10353 (can_calculate_stmt_before_stmt): New.
10354 (check_allocation_function): Tuplify.
10355 (find_sites_in_func): Ditto.
10356 (record_all_accesses_in_func): Ditto.
10357 (transform_access_sites): Ditto.
10358 (transform_allocation_sites): Ditto.
10359 (matrix_reorg): Re-enable.
10360 (gate_matrix_reorg): Re-enable.
10362 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10364 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10365 for labels for which it hasn't been set yet. If it has been set,
10366 stop walking insns and continue with next worklist item.
10367 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10368 if the only BARRIER is at the very end of a function.
10370 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10372 * cfgexpand.c (expand_stack_alignment): Assert that
10373 stack_realign_drap and drap_rtx must match.
10375 * function.c (instantiate_new_reg): If DRAP is used to realign
10376 stack, replace virtual_incoming_args_rtx with internal arg
10379 2008-08-01 Richard Guenther <rguenther@suse.de>
10381 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10382 loop information only if we initialized it.
10383 (execute_pre): Call fini_pre with in_fre.
10384 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10385 if we do not unroll because we hit max-completely-peeled-insns.
10386 Use our estimation for consistency, do allow shrinking.
10388 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10390 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10391 with MIN_STACK_BOUNDARY.
10392 (ix86_update_stack_boundary): Likewise.
10393 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10396 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10397 (MIN_STACK_BOUNDARY): This.
10399 2008-08-01 Richard Guenther <rguenther@suse.de>
10401 PR middle-end/36997
10402 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10404 2008-08-01 Richard Guenther <rguenther@suse.de>
10406 PR tree-optimization/36988
10407 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10408 do not matter if that doesn't change volatile qualification.
10410 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10412 * configure.ac: Do not generate libada-mk. Do not subst
10413 host_cc_for_libada.
10414 * libada-mk.in: Remove.
10415 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10416 * configure: Regenerate.
10418 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10420 * tree-pass.h: Added comment about not dumping passes with name
10421 starting with star in struct opt_pass.
10422 * passes.c (register_dump_files_1): Don't do dump for a pass with
10423 name starting with star.
10424 * doc/passes.texi (Pass manager): Mention pass names and special
10425 meaning of star prefix to avoid dump.
10427 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10429 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10431 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10432 (ISA_MIPS64R2): New macro.
10433 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10434 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10435 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10436 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10437 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10438 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10439 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10440 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10441 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10442 Move up to keep list alphabetically sorted.
10443 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10444 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10446 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10447 (-march=@var{arch}): Add mips64r2.
10449 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10451 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10453 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10455 * expr.c (expand_assignment): Check for complete type.
10457 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10460 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10462 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10463 for stack alignment.
10465 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10467 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10469 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10470 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10472 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10474 PR rtl-optimization/36419
10475 * dwarf2out.c (barrier_args_size): New variable.
10476 (compute_barrier_args_size, compute_barrier_args_size_1): New
10478 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10479 if not called yet in the current function, use barrier_args_size
10480 array to find the new args_size value.
10481 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10483 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10486 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10489 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10492 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10493 (dwarf2out_stack_adjust): Use it.
10494 (dwarf2out_frame_debug_expr): Likewise.
10496 2008-07-31 Richard Guenther <rguenther@suse.de>
10498 PR tree-optimization/36978
10499 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10500 the generated condition.
10502 2008-07-31 Richard Guenther <rguenther@suse.de>
10504 * passes.c (init_optimization_passes): Always call
10505 pass_early_warn_uninitialized.
10506 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10507 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10508 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10510 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10513 * builtins.c (maybe_emit_free_warning): New function.
10514 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10515 maybe_emit_free_warning for BUILT_IN_FREE.
10518 * dwarf2out.c (get_context_die): New function.
10519 (force_decl_die, force_type_die): Use it.
10520 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10521 returns NULL, force generation of DW_TAG_typedef and put that into
10524 PR preprocessor/36649
10525 * c-pch.c (c_common_read_pch): Save and restore
10526 line_table->trace_includes across PCH restore.
10528 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10531 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10533 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10536 * final.c (call_from_call_insn): Handle COND_EXEC.
10538 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10540 * builtins.c (std_gimplify_va_arg_expr): Replace
10541 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10542 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10544 2008-07-30 Joey Ye <joey.ye@intel.com>
10545 H.J. Lu <hongjiu.lu@intel.com>
10547 * builtins.c (expand_builtin_setjmp_receiver): Replace
10548 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10549 (expand_builtin_apply_args_1): Likewise.
10550 (expand_builtin_longjmp): Need DRAP for stack alignment.
10551 (expand_builtin_apply): Likewise.
10553 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10554 instead of assign_stack_local to allow alignment reduction.
10556 * calls.c (emit_call_1): Need DRAP for stack alignment if
10558 (expand_call): Replace virtual_incoming_args_rtx with
10559 crtl->args.internal_arg_pointer.
10560 * stmt.c (expand_nl_goto_receiver): Likewise.
10562 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10563 alignment and store to stack_alignment_estimated and
10564 max_used_stack_slot_alignment.
10565 (expand_one_var): Likewise.
10566 (expand_stack_alignment): New function.
10567 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10568 and stack_alignment_estimated fields in rtl_data. Call
10569 expand_stack_alignment at end.
10571 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10572 (MAX_STACK_ALIGNMENT): Likewise.
10573 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10574 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10576 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10577 stack alignment when generating virtual registers.
10579 * function.c (assign_stack_local): Renamed to ...
10580 (assign_stack_local_1): This. Add a parameter to indicate
10581 if it is OK to reduce alignment.
10582 (assign_stack_local): Use it.
10583 (instantiate_new_reg): Instantiate virtual incoming args rtx
10584 to vDRAP if stack realignment and DRAP is needed.
10585 (assign_parms): Collect parameter/return type alignment and
10586 contribute to stack_alignment_estimated.
10587 (locate_and_pad_parm): Likewise.
10588 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10589 with crtl->args.internal_arg_pointer.
10591 * function.h (rtl_data): Add new field drap_reg,
10592 max_used_stack_slot_alignment, stack_alignment_estimated,
10593 stack_realign_needed, need_drap, stack_realign_processed and
10594 stack_realign_finalized.
10595 (stack_realign_fp): New macro.
10596 (stack_realign_drap): Likewise.
10598 * global.c (compute_regsets): Frame pointer is needed when
10599 stack is realigned. Can eliminate frame pointer when stack is
10600 realigned and dynamic realigned argument pointer isn't used.
10602 * reload1.c (update_eliminables): Frame pointer is needed
10603 when stack is realigned.
10604 (init_elim_table): Can eliminate frame pointer when stack is
10605 realigned and dynamic realigned argument pointer isn't used.
10607 * rtl.h (assign_stack_local_1): Declare new funtion.
10609 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10610 (TARGET_GET_DRAP_RTX): Likewise.
10611 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10612 TARGET_GET_DRAP_RTX.
10614 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10616 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10617 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10619 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10620 H.J. Lu <hongjiu.lu@intel.com>
10622 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10623 vdrap_reg, stack_realign and drap_reg_saved.
10624 (add_cfi): Don't allow redefining CFA when DRAP is used.
10625 (reg_save): Handle stack alignment.
10626 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10627 alignment. Don't generate DWARF information for (set fp sp)
10629 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10631 (int_loc_descriptor): Move prototype forward. Also define if
10632 DWARF2_UNWIND_INFO is true.
10633 (output_cfa_loc): Handle DW_CFA_expression.
10634 (build_cfa_aligned_loc): New.
10635 (based_loc_descr): Update assert for stack realign. For local
10636 variables, use sp+offset when stack is aligned without drap and
10637 fp+offset when stack is aligned with drap. For arguments, use
10638 cfa+offset when drap is used to align stack.
10640 2008-07-30 Joey Ye <joey.ye@intel.com>
10641 H.J. Lu <hongjiu.lu@intel.com>
10643 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10645 (ix86_gen_andsp): New.
10646 (ix86_user_incoming_stack_boundary): Likewise.
10647 (ix86_default_incoming_stack_boundary): Likewise.
10648 (ix86_incoming_stack_boundary): Likewise.
10649 (ix86_can_eliminate): Likewise.
10650 (find_drap_reg): Likewise.
10651 (ix86_update_stack_boundary): Likewise.
10652 (ix86_get_drap_rtx): Likewise.
10653 (ix86_finalize_stack_realign_flags): Likewise.
10654 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10655 (TARGET_GET_DRAP_RTX): Likewise.
10656 (override_options): Overide option value for new options.
10657 (ix86_function_ok_for_sibcall): Remove check for
10658 force_align_arg_pointer.
10659 (ix86_handle_cconv_attribute): Likewise.
10660 (ix86_function_regparm): Likewise.
10661 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10662 (ix86_va_start): Replace virtual_incoming_args_rtx with
10663 crtl->args.internal_arg_pointer.
10664 (ix86_select_alt_pic_regnum): Check DRAP register.
10665 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10666 (ix86_compute_frame_layout): Compute frame layout wrt stack
10668 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10669 (ix86_expand_prologue): Decide if stack realignment is needed
10670 and generate prologue code accordingly.
10671 (ix86_expand_epilogue): Generate epilogue code wrt stack
10672 realignment is really needed or not.
10674 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10675 (ABI_STACK_BOUNDARY): Likewise.
10676 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10677 (STACK_REALIGN_DEFAULT): Likewise.
10678 (INCOMING_STACK_BOUNDARY): Likewise.
10679 (MAX_STACK_ALIGNMENT): Likewise.
10680 (ix86_incoming_stack_boundary): Likewise.
10681 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10682 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10683 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10684 (machine_function): Remove force_align_arg_pointer.
10686 * config/i386/i386.md (BX_REG): New.
10687 (R13_REG): Likewise.
10689 * config/i386/i386.opt (mforce_drap): New.
10690 (mincoming-stack-boundary): Likewise.
10691 (mstackrealign): Add Init(-1).
10693 * config/i386/i386-protos.h (ix86_can_eliminate): New
10695 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10697 * doc/extend.texi: Update force_align_arg_pointer.
10699 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10702 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10703 (INCOMING_STACK_BOUNDARY): Likewise.
10704 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10705 (TARGET_GET_DRAP_RTX): Likewise.
10707 2008-07-30 Andreas Schwab <schwab@suse.de>
10709 PR rtl-optimization/36929
10710 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10711 add_insn_before and fix argument order.
10712 (replace_inc_dec_mem): Handle NULL rtx.
10714 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10716 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10718 (arm_compute_initial_elimination_offset): Use it.
10719 (arm_compute_save_reg_mask): Include static chain save slot when
10720 calculating alignment.
10721 (arm_get_frame_offsets): Ditto.
10722 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10723 that we can use to decrement the stack when the stack decrement
10724 could be too big for an immediate value in a single insn.
10725 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10727 2008-07-30 Richard Guenther <rguenther@suse.de>
10729 PR tree-optimization/36967
10730 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10731 Release defs of statements we remove.
10733 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10735 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10736 instead of NULL_RTVEC.
10738 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10742 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10745 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10747 * final.c (call_from_call_insn): New.
10748 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10750 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10752 * configure.ac: Substitute ADA_CFLAGS.
10753 * configure: Regenerate.
10754 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10755 * Makefile.in: Remove mention of X_* variables.
10756 * config/pa/x-ada-hpux10: Remove.
10757 * config/pa/x-ada: Remove.
10759 * doc/fragments.texi: Update.
10761 2008-07-30 Olivier Hainque <hainque@adacore.com>
10763 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10764 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10765 __dso_handle explicitly here.
10767 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10770 * c-typeck.c (build_binary_op): Encapsulate code into...
10771 * c-common.c (shorten_binary_op): ...this new function.
10772 (conversion_warning): Use the new function. Handle non-negative
10773 constant in bitwise-and.
10774 * c-common.h (shorten_binary_op): Declare.
10776 2008-07-30 Olivier Hainque <hainque@adacore.com>
10778 * scan.c (make_sstring_space): Add explicit conversions of
10779 allocator's return value.
10780 * fix-header.c (recognized_function): Likewise.
10782 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10784 * doc/cpp.texi: Update to GFDL 1.2.
10785 * doc/gcc.texi: Do not list GPL as Invariant Section.
10786 * doc/gccint.texi: Likewise. Update copyright years.
10787 * doc/install.texi: Update copyright years.
10789 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10792 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10793 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10795 2008-07-29 Jan Hubicka <jh@suse.cz>
10797 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10798 (grokdeclarator): Likewise.
10799 * langhooks.c (lhd_warn_unused_global_decl): Use
10800 DECL_DECLARED_INLINE_P.
10801 * print-tree.c (print_node): Remove DECL_INLINE check.
10803 2008-07-29 Richard Guenther <rguenther@suse.de>
10805 PR tree-optimization/36945
10806 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10807 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10808 Record invariant addresses un-decomposed.
10809 (copy_reference_ops_from_call): Record reference call
10810 arguments properly. Simplify.
10811 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10812 helper split out from ...
10813 (create_component_ref_by_pieces): ... here. Simplify.
10814 Prepare for recursive invocation for call arguments.
10815 (create_expression_by_pieces): Adjust call to
10816 create_component_ref_by_pieces.
10817 (compute_avail): Process operand 2 of reference ops.
10819 2008-07-29 Richard Guenther <rguenther@suse.de>
10821 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10823 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10825 * c-format.c (check_format_types): Revert unwanted checkin.
10827 2008-07-29 Jan Hubicka <jh@suse.cz>
10829 * flags.h (flag_really_no_inline): Remove.
10830 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10831 * toplev.c (flag_really_no_inline): Remove.
10832 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10833 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10834 (cgraph_decide_inlining_incrementally): Likewise.
10835 (compute_inline_parameters): Likewise.
10836 * opts.c (decode_options): Simplify.
10837 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10838 * common.opt (finline): Initialize to 1.
10839 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10841 2008-07-29 Jan Hubicka <jh@suse.cz>
10843 * predict.c (always_optimize_for_size_p): New function.
10844 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10845 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10846 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10848 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10849 * function.c (prepare_function_start): Set default profile.
10850 * function.h (rtl_data): Add maybe_hot_insn_p.
10851 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10852 (construct_exit_block): Likewise.
10853 (tree_expand_cfg): Likewise.
10855 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10856 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10857 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10858 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10861 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10864 * c-decl.c (merge_decls): Merge USED flags.
10866 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10868 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10869 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10870 next_stack, lab_false and lab_over trees.
10872 2008-07-28 Richard Guenther <rguenther@suse.de>
10874 PR tree-optimization/36957
10875 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10876 (useless_type_conversion_p): Remove.
10877 (types_compatible_p): Remove.
10878 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10879 (useless_type_conversion_p): Declare.
10880 (types_compatible_p): Declare.
10881 (gimple_expr_type): Return the base type only if it is
10882 trivially convertible to the subtype.
10884 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10886 * configure.ac: Use the m4_do macro to concatenate the warnings into
10887 one string in ACX_PROG_CC_WARNING_OPTS,
10888 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10889 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10890 * configure: Regenerate.
10892 2008-07-28 Richard Guenther <rguenther@suse.de>
10894 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10895 (insert_fake_stores): Remove.
10896 (realify_fake_stores): Likewise.
10897 (execute_pre): Remove dead code.
10898 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10899 (find_func_aliases): Deal with it here instead.
10900 Re-enable gcc_unreachable call.
10902 2008-07-28 Richard Guenther <rguenther@suse.de>
10904 Merge from gimple-tuples-branch.
10906 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10907 * gimple.def: New file.
10908 * gsstruct.def: Likewise.
10909 * gimple-iterator.c: Likewise.
10910 * gimple-pretty-print.c: Likewise.
10911 * tree-gimple.c: Removed. Merged into ...
10912 * gimple.c: ... here. New file.
10913 * tree-gimple.h: Removed. Merged into ...
10914 * gimple.h: ... here. New file.
10916 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10917 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10918 --enable-checking=gimple flag.
10919 * config.in: Likewise.
10920 * configure: Regenerated.
10922 * tree-ssa-operands.h: Tuplified.
10923 * tree-vrp.c: Likewise.
10924 * tree-loop-linear.c: Likewise.
10925 * tree-into-ssa.c: Likewise.
10926 * tree-ssa-loop-im.c: Likewise.
10927 * tree-dump.c: Likewise.
10928 * tree-complex.c: Likewise.
10929 * cgraphbuild.c: Likewise.
10930 * tree-ssa-threadupdate.c: Likewise.
10931 * tree-ssa-loop-niter.c: Likewise.
10932 * tree-pretty-print.c: Likewise.
10933 * tracer.c: Likewise.
10934 * gengtype.c: Likewise.
10935 * tree-loop-distribution.c: Likewise.
10936 * tree-ssa-loop-unswitch.c: Likewise.
10937 * cgraph.c: Likewise.
10938 * cgraph.h: Likewise.
10939 * tree-ssa-loop-manip.c: Likewise.
10940 * value-prof.c: Likewise.
10941 * tree-ssa-loop-ch.c: Likewise.
10942 * tree-tailcall.c: Likewise.
10943 * value-prof.h: Likewise.
10944 * tree.c: Likewise.
10945 * tree.h: Likewise.
10946 * tree-pass.h: Likewise.
10947 * ipa-cp.c: Likewise.
10948 * tree-scalar-evolution.c: Likewise.
10949 * tree-scalar-evolution.h: Likewise.
10950 * target.h: Likewise.
10951 * lambda-mat.c: Likewise.
10952 * tree-phinodes.c: Likewise.
10953 * diagnostic.h: Likewise.
10954 * builtins.c: Likewise.
10955 * tree-ssa-alias-warnings.c: Likewise.
10956 * cfghooks.c: Likewise.
10957 * fold-const.c: Likewise.
10958 * cfghooks.h: Likewise.
10959 * omp-low.c: Likewise.
10960 * tree-ssa-dse.c: Likewise.
10961 * ipa-reference.c: Likewise.
10962 * tree-ssa-uncprop.c: Likewise.
10963 * toplev.c: Likewise.
10964 * tree-gimple.c: Likewise.
10965 * tree-gimple.h: Likewise.
10966 * tree-chrec.c: Likewise.
10967 * tree-chrec.h: Likewise.
10968 * tree-ssa-sccvn.c: Likewise.
10969 * tree-ssa-sccvn.h: Likewise.
10970 * cgraphunit.c: Likewise.
10971 * tree-ssa-copyrename.c: Likewise.
10972 * tree-ssa-ccp.c: Likewise.
10973 * tree-ssa-loop-ivopts.c: Likewise.
10974 * tree-nomudflap.c: Likewise.
10975 * tree-call-cdce.c: Likewise.
10976 * ipa-pure-const.c: Likewise.
10977 * c-format.c: Likewise.
10978 * tree-stdarg.c: Likewise.
10979 * tree-ssa-math-opts.c: Likewise.
10980 * tree-ssa-dom.c: Likewise.
10981 * tree-nrv.c: Likewise.
10982 * tree-ssa-propagate.c: Likewise.
10983 * ipa-utils.c: Likewise.
10984 * tree-ssa-propagate.h: Likewise.
10985 * tree-ssa-alias.c: Likewise.
10986 * gimple-low.c: Likewise.
10987 * tree-ssa-sink.c: Likewise.
10988 * ipa-inline.c: Likewise.
10989 * c-semantics.c: Likewise.
10990 * dwarf2out.c: Likewise.
10991 * expr.c: Likewise.
10992 * tree-ssa-loop-ivcanon.c: Likewise.
10993 * predict.c: Likewise.
10994 * tree-ssa-loop.c: Likewise.
10995 * tree-parloops.c: Likewise.
10996 * tree-ssa-address.c: Likewise.
10997 * tree-ssa-ifcombine.c: Likewise.
10998 * matrix-reorg.c: Likewise.
10999 * c-decl.c: Likewise.
11000 * tree-eh.c: Likewise.
11001 * c-pretty-print.c: Likewise.
11002 * lambda-trans.c: Likewise.
11003 * function.c: Likewise.
11004 * langhooks.c: Likewise.
11005 * ebitmap.h: Likewise.
11006 * tree-vectorizer.c: Likewise.
11007 * function.h: Likewise.
11008 * langhooks.h: Likewise.
11009 * tree-vectorizer.h: Likewise.
11010 * ipa-type-escape.c: Likewise.
11011 * ipa-type-escape.h: Likewise.
11012 * domwalk.c: Likewise.
11013 * tree-if-conv.c: Likewise.
11014 * profile.c: Likewise.
11015 * domwalk.h: Likewise.
11016 * tree-data-ref.c: Likewise.
11017 * tree-data-ref.h: Likewise.
11018 * tree-flow-inline.h: Likewise.
11019 * tree-affine.c: Likewise.
11020 * tree-vect-analyze.c: Likewise.
11021 * c-typeck.c: Likewise.
11022 * gimplify.c: Likewise.
11023 * coretypes.h: Likewise.
11024 * tree-ssa-phiopt.c: Likewise.
11025 * calls.c: Likewise.
11026 * tree-ssa-coalesce.c: Likewise.
11027 * tree.def: Likewise.
11028 * tree-dfa.c: Likewise.
11029 * except.c: Likewise.
11030 * except.h: Likewise.
11031 * cfgexpand.c: Likewise.
11032 * tree-cfgcleanup.c: Likewise.
11033 * tree-ssa-pre.c: Likewise.
11034 * tree-ssa-live.c: Likewise.
11035 * tree-sra.c: Likewise.
11036 * tree-ssa-live.h: Likewise.
11037 * tree-predcom.c: Likewise.
11038 * lambda.h: Likewise.
11039 * tree-mudflap.c: Likewise.
11040 * ipa-prop.c: Likewise.
11041 * print-tree.c: Likewise.
11042 * tree-ssa-copy.c: Likewise.
11043 * ipa-prop.h: Likewise.
11044 * tree-ssa-forwprop.c: Likewise.
11045 * ggc-page.c: Likewise.
11046 * c-omp.c: Likewise.
11047 * tree-ssa-dce.c: Likewise.
11048 * tree-vect-patterns.c: Likewise.
11049 * tree-ssa-ter.c: Likewise.
11050 * tree-nested.c: Likewise.
11051 * tree-ssa.c: Likewise.
11052 * lambda-code.c: Likewise.
11053 * tree-ssa-loop-prefetch.c: Likewise.
11054 * tree-inline.c: Likewise.
11055 * tree-inline.h: Likewise.
11056 * tree-iterator.c: Likewise.
11057 * tree-optimize.c: Likewise.
11058 * tree-ssa-phiprop.c: Likewise.
11059 * tree-vect-transform.c: Likewise.
11060 * tree-object-size.c: Likewise.
11061 * tree-outof-ssa.c: Likewise.
11062 * cfgloop.c: Likewise.
11063 * system.h: Likewise.
11064 * tree-profile.c: Likewise.
11065 * cfgloop.h: Likewise.
11066 * c-gimplify.c: Likewise.
11067 * c-common.c: Likewise.
11068 * tree-vect-generic.c: Likewise.
11069 * tree-flow.h: Likewise.
11070 * c-common.h: Likewise.
11071 * basic-block.h: Likewise.
11072 * tree-ssa-structalias.c: Likewise.
11073 * tree-switch-conversion.c: Likewise.
11074 * tree-ssa-structalias.h: Likewise.
11075 * tree-cfg.c: Likewise.
11076 * passes.c: Likewise.
11077 * ipa-struct-reorg.c: Likewise.
11078 * ipa-struct-reorg.h: Likewise.
11079 * tree-ssa-reassoc.c: Likewise.
11080 * cfgrtl.c: Likewise.
11081 * varpool.c: Likewise.
11082 * stmt.c: Likewise.
11083 * tree-ssanames.c: Likewise.
11084 * tree-ssa-threadedge.c: Likewise.
11085 * langhooks-def.h: Likewise.
11086 * tree-ssa-operands.c: Likewise.
11087 * config/alpha/alpha.c: Likewise.
11088 * config/frv/frv.c: Likewise.
11089 * config/s390/s390.c: Likewise.
11090 * config/m32c/m32c.c: Likewise.
11091 * config/m32c/m32c-protos.h: Likewise.
11092 * config/spu/spu.c: Likewise.
11093 * config/sparc/sparc.c: Likewise.
11094 * config/i386/i386.c: Likewise.
11095 * config/sh/sh.c: Likewise.
11096 * config/xtensa/xtensa.c: Likewise.
11097 * config/stormy16/stormy16.c: Likewise.
11098 * config/ia64/ia64.c: Likewise.
11099 * config/rs6000/rs6000.c: Likewise.
11100 * config/pa/pa.c: Likewise.
11101 * config/mips/mips.c: Likewise.
11103 2008-07-28 Simon Baldwin <simonb@google.com>
11105 * c-pragma.c (handle_pragma_message): New function.
11106 (init_pragma): Register handle_pragma_message.
11107 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11110 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11112 PR tree-optimization/35252
11113 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11114 REALPART_EXPR to be considered as same load operation.
11116 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11118 PR tree-optimization/36830
11119 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11120 (expressions_equal_p): Return false if only one operand is null.
11122 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11124 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11125 version requirements.
11127 2008-07-26 Olivier Hainque <hainque@adacore.com>
11129 * collect2.c (symkind): New enum. Symbol kinds we care about.
11130 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11131 code and head comment accordingly.
11132 (scan_prog_file): Use symkind names instead of bare integers.
11134 2008-07-25 Jan Hubicka <jh@suse.cz>
11136 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11138 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11139 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11140 * dojump.c (clear_pending_stack_adjust): Likewise.
11141 * print-tree.c (print_node): Ignore DECL_INLINE.
11142 * tree-inline.c (inlinable_function_p): Likewise.
11144 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11146 * doc/extend.texi (hot attribute): Document that the hot attribute
11147 turns on -O3 for some ports.
11148 (cold attribute): Document that the cold attribute turns on -Os
11151 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11152 reflect function specific option support.
11154 * target.h (struct target_option_hooks): Add fields to say whether
11155 the cold attribute implies -Os and the hot attribute implies -O3.
11157 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11158 By default, do not turn on -Os for cold functions.
11159 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11160 not turn on -O3 for hot functions.
11162 * c-common.c (handle_hot_attribute): Use target hook to determine
11163 if hot functions should enable -O3.
11164 (handle_cold_attribute): Use target hook to determine if cold
11165 functions should enable -Os.
11167 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11168 (override_options): Move disable scheduling to
11169 optimization_options.
11170 (optimization_options): Disable scheduling here, not
11172 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11173 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11175 * config/ia64/ia64.c (ia64_override_options): Move setting
11176 scheduling flags to ia64_optimization_options.
11177 (ia64_optimization_options): Disable scheduling options here, and
11178 not in ia64_override_options.
11179 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11180 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11182 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11185 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11187 2008-07-25 Martin Jambor <mjambor@suse.cz>
11189 PR tree-optimization/36926
11190 * ipa-prop.c (ipa_analyze_call_uses): Call
11191 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11193 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11195 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11196 movv2si_internal): Add mem = reg alternative.
11198 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11201 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11202 DEFAULT_PCC_STRUCT_RETURN to 127.
11204 2008-07-24 Jan Hubicka <jh@suse.cz>
11206 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11207 (build_cgraph_edges): Likewise.
11208 * cgraph.c (cgraph_node): Do not update assembler hash.
11209 (cgraph_remove_node): Drop non-unit-at-a-time code.
11210 * tree-pass.h (pass_O0_always_inline): Remove.
11211 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11212 * toplev.c (process_options): Flag unit-at-a-time does not imply
11213 no section anchors.
11214 * cgraphunit.c: Update comments.
11215 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11216 (cgraph_assemble_pending_functions): Remove.
11217 (cgraph_reset_node): Drop non-unit-at-a-time code.
11218 (cgraph_finalize_function): Likewise.
11219 (cgraph_analyze_function): Likewise.
11220 (cgraph_finalize_compilation_unit): Likewise.
11221 (cgraph_expand_function): Likewise.
11222 (cgraph_optimize): Likesise.
11223 (save_inline_function_body): Likewise.
11224 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11225 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11226 * ipa-inline.c: Update comments.
11227 (enum inlining_mode): remove INLINE_SPEED.
11228 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11229 (cgraph_mark_inline_edge): Likewise.
11230 (try_inline): Likewise.
11231 (cgraph_decide_inlining_incrementally): Likewise.
11232 (cgraph_gate_inlining): Remove.
11233 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11234 (cgraph_gate_early_inlining): Likewise.
11235 (gate_inline_passes): Remove.
11236 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11237 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11238 pass_O0_always_inline): Remove.
11239 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11240 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11241 * opts.c (no_unit_at_a_time_default): Remove.
11242 (decode_options): Remove flag_unit_at_a_time reset and warning.
11243 * opts.h (no_unit_at_a_time_default): Remove.
11244 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11245 early in GNU dialect.
11246 (merge_decls): Update comment; drop unit-at-a-time check.
11247 (finish_decl): Likewise.
11248 (grok_declaration): Remove flag_inline_trees code.
11249 (finish_functions): Return on function returning non-void on all
11251 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11252 * cfgexpand.c (expand_one_static_var): Remove.
11253 (expand_one_var): Remove expand_one_static_var call.
11254 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11255 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11256 and flag_unit_at_a-time compatibility checks.
11257 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11258 * tree-inline.c (flag_inline_trees): Remove.
11259 (inlinable_function_p): Don't check it.
11260 (expand_call_inline): Remove non-unit-at-a-time code.
11261 * tree-inline.h (flag_inline_trees): Remove.
11262 * tree-optimize.c (execute_early_local_optimizations): Remove
11263 unit-at-a-time checks.
11264 (tree_rest_of_compilation): Likewise.
11265 * combine.c (setup_incoming_promotions): Likewise.
11266 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11267 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11268 * passes.c (pass_inline_parameters): Update comments; remove
11269 O0_alwaysinline pass.
11270 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11271 (execute_one_pass): Likewise.
11272 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11273 (ix86_function_sseregparm): Likewise.
11274 * arm.c (arm_function_in_section_p): Likewise.
11275 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11276 * varpool.c: Update comments.
11277 (decide_is_variable_needed): Remove unit-at-a-time checks.
11278 (varpool_finalize_decl): Likewise.
11280 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11282 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11283 to 2 instead of -1.
11284 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11286 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11288 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11289 imp symbol extension.
11291 2008-07-23 Ian Lance Taylor <iant@google.com>
11293 * tree-vrp.c (infer_value_range): Ignore asm statements when
11294 looking for memory accesses for -fdelete-null-pointer-checks.
11296 2008-07-24 Ben Elliston <bje@au.ibm.com>
11298 * config/spu/spu-c.c (__vector_keyword): New variable.
11299 (vector_keyword): Likewise.
11300 (spu_categorize_keyword): New function.
11301 (spu_macro_to_expand): Likewise.
11302 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11303 compiling an ISO C dialect.
11305 2008-07-24 Ben Elliston <bje@au.ibm.com>
11307 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11308 conventional usage.
11310 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11312 * configure: Regenerate.
11313 * configure.ac: Require texinfo 4.7.
11314 * doc/install.texi: Document texinfo 4.7 requirement.
11316 2008-07-23 Martin Jambor <mjambor@suse.cz>
11318 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11319 rather than for DECL_SAVED_TREE.
11320 * ipa-prop.c: Include diagnostic.h.
11321 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11323 (ipa_detect_param_modifications): Function rewritten from scratch.
11324 (ipa_compute_jump_functions): Changed accesses to modification flags.
11325 (ipa_free_node_params_substructures): Update flags destruction.
11326 (ipa_node_duplication_hook): Update flags duplication.
11327 (ipa_print_all_params_modified): Updated flag access.
11328 * ipa-prop.h (struct ipa_param_flags): New structure.
11329 (struct ipa_node_params): New field modification_analysis_done,
11330 modified_flags changed into param_flags.
11331 (ipa_is_ith_param_modified): Changed to use new flags.
11332 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11334 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11335 ipa-cp.c and split into two functions.
11336 (ipa_print_node_jump_functions): New function.
11337 (compute_scalar_jump_functions): New function.
11338 (type_like_member_ptr_p): New function.
11339 (compute_pass_through_member_ptrs): New function.
11340 (fill_member_ptr_cst_jump_function): New function.
11341 (determine_cst_member_ptr): New function.
11342 (compute_cst_member_ptr_arguments): New function.
11343 (ipa_compute_jump_functions): Complete rewrite.
11344 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11345 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11346 (struct ipa_member_ptr_cst): New structure.
11347 (union jump_func_value): New field member_cst.
11348 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11349 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11350 jump function types.
11351 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11352 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11353 instead of ipcp_print_all_jump_functions.
11354 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11355 only for replacable scalars.
11357 * doc/invoke.texi (Optimize options): Add description of
11358 -findirect-inlining.
11359 * common.opt (flag_indirect_inlining): New flag.
11360 * opts.c (decode_options): Set flag_indirect_inlining when
11363 * ipa-inline.c: Include ipa-prop.h.
11364 (inline_indirect_intraprocedural_analysis): New function.
11365 (inline_generate_summary): Allocate parameter and argument info
11366 structures, call inline_indirect_intraprocedural_analysis on each
11367 node when doing indirect inlining and deallocate indirect inlining
11368 data structures in the end.
11369 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11370 (free_all_ipa_structures_after_iinln): New function.
11371 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11373 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11375 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11376 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11377 of computing the frequency separately.
11378 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11379 of computing the frequency separately.
11380 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11381 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11382 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11383 (ipa_get_stmt_member_ptr_load_param): New function.
11384 (ipa_is_ssa_with_stmt_def): New function.
11385 (ipa_note_param_call): New function.
11386 (ipa_analyze_call_uses): New function.
11387 (ipa_analyze_stmt_uses): New function.
11388 (ipa_analyze_params_uses): New function.
11389 (ipa_free_node_params_substructures): Also free the param_calls linked
11391 (ipa_node_duplication_hook): Also duplicate the param_calls
11393 (ipa_print_node_param_flags): New function.
11394 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11395 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11396 * ipa-prop.h (struct ipa_param_flags): New field called.
11397 (struct ipa_param_call_note): New structure.
11398 (struct ipa_node_params): New fields param_calls and
11399 uses_analysis_done.
11400 (ipa_is_ith_param_called): New function.
11401 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11402 ipa_analyze_params_uses and dump parameter flags.
11404 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11405 ipa_propagate_indirect_call_infos if performing indirect inlining,
11406 pass a new parameter new_edges to it.
11407 (add_new_edges_to_heap): New fucntion.
11408 (cgraph_decide_inlining_of_small_functions): New vector
11409 new_indirect_edges for newly found indirect edges , call
11410 ipa_propagate_indirect_call_infos after inlining.
11411 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11412 inlining if performing indirect inlining. Call
11413 free_all_ipa_structures_after_iinln when doing so too.
11414 (inline_generate_summary): Do not call
11415 free_all_ipa_structures_after_iinln here.
11416 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11417 (print_edge_addition_message): New function.
11418 (update_call_notes_after_inlining): New function.
11419 (propagate_info_to_inlined_callees): New function.
11420 (ipa_propagate_indirect_call_infos): New function.
11421 * ipa-prop.h: Include cgraph.h
11422 (struct ipa_param_call_note): Fields reordered, new field processed.
11423 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11424 flag indirect_call.
11425 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11426 rediscovered call statements.
11427 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11428 (dump_cgraph_node): Dump also the indirect_call flag.
11429 (cgraph_clone_edge): Copy also the indirect_call flag.
11430 * tree-inline.c (copy_bb): Do not check for fndecls from call
11431 expressions, check for edge availability when moving clones.
11432 (get_indirect_callee_fndecl): New function.
11433 (expand_call_inline): If callee declaration is not apprent from
11434 the statement, try calling get_indirect_callee_fndecl. Do not
11435 issue warnings or call sorry when not inlinings an indirect edge.
11436 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11438 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11439 bit more frandly to matching.
11440 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11441 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11442 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11444 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11447 * opth-gen.awk: Suppress function specific features when building
11449 * optc-gen.awk: Ditto.
11451 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11454 * diagnostic.c (pedwarn): Add opt parameter.
11456 * c-tree.h (pedwarn_init): Add opt parameter.
11457 (pedwarn_c90): Likewise.
11458 (pedwarn_c99): Likewise.
11459 * c-errors.c (pedwarn_c99): Likewise.
11460 (pedwarn_c90): Likewise.
11461 * toplev.h (pedwarn): Update declaration.
11462 (pedwarn0): Declare.
11463 * c-lex.c: All calls to pedwarn changed.
11464 * builtins.c: All calls to pedwarn changed.
11465 * toplev.c: All calls to pedwarn changed.
11466 * c-decl.c: All calls to pedwarn changed.
11467 * c-typeck.c: All calls to pedwarn changed.
11468 * c-common.c: All calls to pedwarn changed.
11469 * c-parser.c: All calls to pedwarn changed.
11471 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11472 Karthik Kumar <karthikkumar@gmail.com>
11474 * attribs.c (file scope): Include c-common.h.
11475 (decl_attributes): Add support for #pragma GCC optimize and
11476 #pragma GCC option.
11478 * targhooks.c (default_can_inline_p): New function that is the
11479 default for the TARGET_CAN_INLINE_P target hook.
11481 * targhooks.h (default_can_inline_p): Add declaration.
11483 * tree.c (cl_optimization_node): New static tree for building
11484 OPTIMIZATION_NODE tree.
11485 (cl_target_option_node): New static tree for building
11486 TARGET_OPTION_NODE tree.
11487 (cl_option_hash_table): New hash table for hashing
11488 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11489 (cl_option_hash_hash): New function to provide the hash value for
11490 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11491 (cl_option_hash_eq): New function to provide an equality test for
11492 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11493 (tree_code_size): Add support for OPTIMIZATION_NODE and
11494 TARGET_OPTION_NODE trees.
11495 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11496 TARGET_OPTION_NODE trees.
11497 (build_optimization_node): Build a tree that has all of the
11498 current optimization options.
11499 (build_target_option_node): Build a tree that has the target
11500 options that might be changed on a per function basis.
11502 * tree.h (file scope): Include options.h.
11503 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11504 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11505 (TREE_OPTIMIZATION): Ditto.
11506 (TREE_TARGET_SPECIFIC): Ditto.
11507 (struct tree_function_decl): Add fields for remembering the
11508 current optimization options and target specific options.
11509 (struct tree_optimization_option): New tree variant that remembers
11510 the optimization options.
11511 (struct tree_target_option): New tree variant that remembers the
11512 target specific flags that might change for compiling a particular
11514 (union tree_node): Include tree_optimization_option and
11515 tree_target_option fields.
11516 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11517 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11518 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11519 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11520 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11521 optimization and target options.
11522 (optimization_default_node): New macro to refer to global_trees
11524 (optimization_current_node): Ditto.
11525 (optimization_cold_node): Ditto.
11526 (optimization_hot_node): Ditto.
11527 (target_option_default_node): Ditto.
11528 (target_option_current_node): Ditto.
11529 (current_option_pragma): Ditto.
11530 (current_optimize_pragma): Ditto.
11532 * target.h (struct gcc_target): Add valid_option_attribute_p,
11533 target_option_save, target_option_restore, target_option_print,
11534 target_option_pragma_parse, and can_inline_p hooks.
11536 * toplev.h (parse_optimize_options): Add declaration.
11537 (fast_math_flags_struct_set_p): Ditto.
11539 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11540 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11543 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11544 tree_can_inline_p hook to see if one function can inline another.
11545 (cgraph_decide_inlining): Ditto.
11546 (cgraph_decide_inlining_incrementally): Ditto.
11548 * opts.c (decode_options): Add support for running multiple times
11549 to allow functions with different target or optimization options
11550 than was specified on the command line.
11551 (fast_math_flags_struct_set_p): New function that is similar to
11552 fast_math_flags_set_p, except it uses the values in the
11553 cl_optimization structure instead of global variables.
11555 * optc-gen.awk: Add support for TargetSave to allow a back end to
11556 declare new fields that need to be saved when using function
11557 specific options. Include flags.h and target.h in the options.c
11558 source. Add support for Save to indicate which options can be set
11559 for individual functions. Generate cl_optimize_save,
11560 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11561 cl_target_option_restore, cl_target_option_print functions to
11562 allow functions to use different optimization or target options.
11564 * opt-functions.awk (var_type_struct): Return the type used for
11565 storing the field in a structure.
11567 * opth-gen.awk: Add support for TargetSave to allow a back end to
11568 declare new fields that need to be saved when using function
11569 specific options. Add support for Save to indicate which options
11570 can be set for individual functions. Only generate one extern for
11571 Mask fields. Generate cl_optimization and cl_target_option
11572 structures to remember optimization and target options.
11574 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11575 collecting new tree nodes.
11576 (TS_TARGET_OPTION): Ditto.
11578 * c-decl.c (merge_decls): Merge function specific target and
11579 optimization options.
11581 * function.c (invoke_set_current_function_hook): If the function
11582 uses different optimization options, change the global variables
11585 * coretypes.h (struct cl_optimization): Add forward reference.
11586 (struct cl_target_option): Ditto.
11588 * c-pragma.c (option_stack): New static vector to remember the
11589 current #pragma GCC option stack.
11590 (handle_pragma_option): New function to support #pragma GCC option
11591 to change target options.
11592 (optimize_stack): New static vector to remember the current
11593 #pragma GCC optimize stack.
11594 (handle_pragma_optimize): New function to support #pragma GCC
11595 optimize to change optimization options.
11596 (init_pragma): Add support for #pragma GCC optimize and #pragma
11599 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11600 optimization options.
11601 (TARGET_OPTION_NODE): New tree code for remembering certain target
11604 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11605 TARGET_OPTION_NODE trees.
11607 * common.opt (-O): Add Optimization flag.
11609 (-fmath-errno): Ditto.
11610 (-falign-functions): Add UInteger flag to make sure flag gets full
11611 int in cl_optimization structure.
11612 (-falign-jumps): Ditto.
11613 (-falign-labels): Ditto.
11614 (-falign-loops): Ditto.
11615 (-fsched-stalled-insns): Ditto.
11616 (-fsched-stalled-insns-dep): Ditto.
11618 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11620 (TARGET_OPTION_SAVE): Ditto.
11621 (TARGET_OPTION_RESTORE): Ditto.
11622 (TARGET_OPTION_PRINT): Ditto.
11623 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11624 (TARGET_CAN_INLINE_P): Ditto.
11625 (TARGET_INITIALIZER): Add new hooks.
11627 * tree-inline.c (tree_can_inline_p): New function to determine
11628 whether one function can inline another. Check if the functions
11629 use compatible optimization options, and also call the backend
11632 * tree-inline.h (tree_can_inline_p): Add declaration.
11634 * c-common.c (c_common_attribute): Add support for option and
11635 optimize attributes.
11636 (handle_option_attribute): Add support for the option attribute to
11637 allow the user to specify different target options for compiling a
11639 (handle_optimize_attribute): Add support for the optimize
11640 attribute to allow the user to specify different optimization
11641 options for compiling a specific function.
11642 (handle_hot_attribute): Turn on -O3 optimization for this one
11643 function if it isn't the default optimization level.
11644 (handle_cold_attribute): Turn on -Os optimization for this one
11645 function if it insn't the default optimization.
11646 (const_char_p): New const char * typedef.
11647 (optimize_args): New static vector to remember the optimization
11649 (parse_optimize_options): New function to set up the optimization
11650 arguments from either the optimize attribute or #pragma GCC optimize.
11652 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11653 (builtin_define_std): Ditto.
11655 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11656 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11657 (x86_64-*-*): Ditto.
11659 * Makefile.in (TREE_H): Add options.h.
11660 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11662 * doc/extend.texi (option attribute): Document new attribute.
11663 (optimize attribute): Ditto.
11664 (hot attribute): Document hot attribute sets -O3.
11665 (cold attribute): Document cold attribute sets -Os.
11666 (#pragma GCC option): Document new pragma.
11667 (#pragma GCC optimize): Ditto.
11669 * doc/options.texi (TargetSave): Document TargetSave syntax.
11670 (UInteger): Document UInteger must be used for certain flags.
11671 (Save): Document Save option to create target specific options
11672 that can be saved/restored on a function specific context.
11674 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11675 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11677 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11678 (TARGET_OPTION_SAVE): Ditto.
11679 (TARGET_OPTION_RESTORE): Ditto.
11680 (TARGET_OPTION_PRINT): Ditto.
11681 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11682 (TARGET_CAN_INLINE_P): Ditto.
11684 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11686 (-mfpmath=both): Ditto.
11688 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11689 Karthik Kumar <karthikkumar@gmail.com>
11691 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11692 (TARGET_POPCNT): Ditto.
11693 (TARGET_SAHF): Ditto.
11694 (TARGET_AES): Ditto.
11695 (TARGET_PCLMUL): Ditto.
11696 (TARGET_CMPXCHG16B): Ditto.
11697 (TARGET_RECIP): Move switch into target_flags.
11698 (TARGET_FUSED_MADD): Ditto.
11699 (ix86_arch_features): Make an unsigned char type.
11700 (ix86_tune_features): Ditto.
11701 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11702 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11703 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11705 * config/i386/i386.opt (arch): New TargetSave field to define
11706 fields that need to be saved for function specific option support.
11709 (branch_cost): Ditto.
11710 (ix86_isa_flags_explicit): Ditto.
11711 (tune_defaulted): Ditto.
11712 (arch_specified): Ditto.
11713 (-m128-long-double): Add Save flag to save option for target
11714 specific option support.
11716 (-maccumulate-outgoing-args): Ditto.
11717 (-malign-double): Ditto.
11718 (-malign-stringops): Ditto.
11719 (-mfancy-math-387): Ditto.
11720 (-mhard-float): Ditto.
11721 (-mieee-fp): Ditto.
11722 (-minline-all-stringops): Ditto.
11723 (-minline-stringops-dynamically): Ditto.
11724 (-mms-bitfields): Ditto.
11725 (-mno-align-stringops): Ditto.
11726 (-mno-fancy-math-387): Ditto.
11727 (-mno-push-args): Ditto.
11728 (-mno-red-zone): Ditto.
11729 (-mpush-args): Ditto.
11730 (-mred-zone): Ditto.
11732 (-msseregparm): Ditto.
11733 (-mstack-arg-probe): Ditto.
11745 (-mno-sse4): Ditto.
11748 (-mrecip): Move flag into target_flags.
11750 (-mno-fused-madd): Ditto.
11751 (-mfused-madd): Ditto.
11752 (-mabm): Move flag into ix86_isa_flags.
11759 * config/i386/i386-c.c: New file for #pragma support.
11760 (ix86_target_macros_internal): New function to #define or #undef
11761 target macros based when the user uses the #pragma GCC option to
11762 change target options.
11763 (ix86_pragma_option_parse): New function to add #pragma GCC option
11765 (ix86_target_macros): Move defining the target macros here from
11766 TARGET_CPU_CPP_BUILTINS in i386.h.
11767 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11768 defined, initialize any subtarget #pragmas.
11770 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11771 REGISTER_TARGET_PRAGMAS.
11773 * config/i386/t-i386: New file for x86 dependencies.
11774 (i386.o): Make dependencies mirror the include files used.
11775 (i386-c.o): New file, add dependencies.
11777 * config/i386/i386-protos.h (override_options): Add bool argument.
11778 (ix86_valid_option_attribute_tree): Add declaration.
11779 (ix86_target_macros): Ditto.
11780 (ix86_register_macros): Ditto.
11782 * config/i386/i386.c (ix86_tune_features): Move initialization of
11783 the target masks to initial_ix86_tune_features to allow functions
11784 to have different target options. Make type unsigned char,
11785 instead of unsigned int.
11786 (initial_ix86_tune_features): New static vector to hold processor
11787 masks for the tune variables.
11788 (ix86_arch_features): Move initialization of the target masks to
11789 initial_ix86_arch_features to allow functions to have different
11790 target options. Make type unsigned char, instead of unsigned int.
11791 (initial_ix86_arch_features): New static vector to hold processor
11792 masks for the arch variables.
11793 (enum ix86_function_specific_strings): New enum to describe the
11794 string options used for attribute((option(...))).
11795 (ix86_target_string): New function to return a string that
11796 describes the target options.
11797 (ix86_debug_options): New function to print the current options in
11799 (ix86_function_specific_save): New function hook to save the
11800 function specific global variables in the cl_target_option structure.
11801 (ix86_function_specific_restore): New function hook to restore the
11802 function specific variables from the cl_target_option structure to
11803 the global variables.
11804 (ix86_function_specific_print): New function hook to print the
11805 target specific options in the cl_target_option structure.
11806 (ix86_valid_option_attribute_p): New function hook to validate
11807 attribute((option(...))) arguments.
11808 (ix86_valid_option_attribute_tree): New function that is common
11809 code between attribute((option(...))) and #pragma GCC option
11810 support that parses the options and returns a tree holding the options.
11811 (ix86_valid_option_attribute_inner_p): New helper function for
11812 ix86_valid_option_attribute_tree.
11813 (ix86_can_inline_p): New function hook to decide if one function
11814 can inline another on a target specific basis.
11815 (ix86_set_current_function); New function hook to switch target
11816 options if the user used attribute((option(...))) or #pragma GCC
11818 (ix86_tune_defaulted): Move to static file scope from
11820 (ix86_arch_specified): Ditto.
11821 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11823 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11824 (OPTION_MASK_ISA_ABM_SET): Ditto.
11825 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11826 (OPTION_MASK_ISA_CX16_SET): Ditto.
11827 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11828 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11829 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11830 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11831 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11832 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11833 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11834 (struct ptt): Move to static file scope from override_options.
11835 (processor_target_table): Ditto.
11836 (cpu_names): Ditto.
11837 (ix86_handle_option): Add support for options that are now isa options.
11838 (override_options): Add support for declaring functions that
11839 support different target options than were specified on the
11840 command line. Move struct ptt, processor_target_table, cpu_names,
11841 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11842 Add bool argument. Fix up error messages so the appropriate error
11843 is given for either command line or attribute.
11844 (ix86_previous_fndecl): New static to remember previous function
11845 declaration to see if we need to change target options.
11846 (ix86_builtins_isa): New array to record the ISA of each builtin
11848 (def_builtin): Always create the builtin function, even if the
11849 current ISA doesn't support it.
11850 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11851 tests for those builtins.
11852 (ix86_init_builtins): Remove TARGET_MMX test for calling
11853 ix86_init_mmx_sse_builtins.
11854 (ix86_expand_builtin): If the current ISA doesn't support a given
11855 builtin, signal an error.
11856 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11857 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11858 (TARGET_OPTION_SAVE): Ditto.
11859 (TARGET_OPTION_RESTORE): Ditto.
11860 (TARGET_OPTION_PRINT): Ditto.
11861 (TARGET_CAN_INLINE_P): Ditto.
11863 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11865 * c-typeck.c (build_external_ref): Don't call assemble_external.
11866 * final.c (output_operand): Call assemble_external.
11868 2008-07-21 DJ Delorie <dj@redhat.com>
11870 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11871 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11873 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11875 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11876 original insn and splitter contents into ...
11877 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11878 flag_unsafe_math_optimizations. Add dummy scratch register.
11879 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11880 !flag_unsafe_math_optimizations. Returns number with next
11881 highest magnitude if this is still less or equal to the true
11882 quotient in magnitude.
11884 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11886 * Makefile.in: Replace toplev.h with TOPLEV_H.
11887 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11888 * c-lex.c (fe_file_change): Don't set in_system_header.
11889 * c-parser.c (c_token): Remove in_system_header.
11890 (c_lex_one_token): Don't set in_system_header.
11891 (c_parser_set_source_position_from_token): Don't set in_system_header.
11892 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11895 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11896 * flags.h (in_system_header): Remove.
11897 * function.c (saved_in_system_header): Remove.
11898 (push_cfun): Don't set in_system_header.
11899 (pop_cfun): Don't set in_system_header.
11900 (push_struct_function): Don't set in_system_header.
11901 * input.h (expanded_location): Add sysp.
11902 (in_system_header_at): New.
11903 (in_system_header): New.
11904 * toplev.c (in_system_header): Remove.
11905 * toplev.h: Include input.h
11907 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11908 * tree-ssa.c (warn_uninit): Call warning_at.
11909 (warn_uninitialized_var): Update calls to warn_uninit.
11910 (warn_uninitialized_phi): Update calls to warn_uninit.
11911 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11912 (expand_location): Initialize xloc.sysp.
11913 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11914 (tree_decl_with_vis): Remove in_system_header_flag.
11916 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11919 * recog.c (asm_operand_ok): Change the order of the extra
11920 memory constraint checks.
11922 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11925 * tree-switch-conversion.c (build_one_array): Call
11926 varpool_mark_needed_node and varpool_finalize_decl
11927 instead of assemble_variable.
11929 2008-07-19 Jan Hubicka <jh@suse.cz>
11931 * cgraph.c (cgraph_add_new_function): Do early local passes.
11932 * tree-nrv.c (gate_pass_return_slot): New gate.
11933 (pass_nrv): Add the gate.
11934 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11936 (coalesce_ssa_name): Coalesce SSA names.
11937 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11938 not optimizing so unused user vars remains visible.
11939 * common.opt (flag_tree_ter): Always enable by default.
11940 * tree-ssa-ter.c: Include flags.h
11941 (is_replaceable_p): Check that locations match; when aliasing
11942 is missing be conservative about loads.
11943 * tree-optimize.c (gate_init_datastructures): Remove.
11944 (pass_init_datastructures): New.
11945 * passes.c: Reorder passes so we always go into SSA.
11947 2008-07-19 Jan Hubicka <jh@suse.cz>
11949 * doc/extend.texi (flatten attribute): Remove note about
11951 * doc/invoke.texi (--combine): Likewise.
11952 (-finline-functions-called-once): Update levels when enabled.
11953 (-funit-at-a-time): Document new behaviour.
11954 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11955 -fno-section-anchors when disabled explicitly.
11956 (inline params): They are not ignored now.
11957 (precompiled headers): Remove unit-at-a-time as being incompatible.
11958 * opts.c (decode_options): Handle unit-at-a-time as alias;
11959 imply -fno-section-anchors when toplevel reorder is disabled
11961 * common.opt (ftoplevel-reorder): Set default value to 2.
11962 (funit-at-a-time): Set default value to 1.
11963 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11966 2008-07-19 Jan Hubicka <jh@suse.cz>
11968 * builtins.c (expand_builtin_int_roundingfn,
11969 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11972 2008-07-19 Richard Guenther <rguenther@suse.de>
11975 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11976 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11977 * tree-ssa-pre.c (get_expr_value_id): For newly created
11978 constant value-ids make sure to add the expression to its
11981 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11983 PR middle-end/36877
11984 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11985 return value of the builtin is ignored.
11987 2008-07-19 Olivier Hainque <hainque@adacore.com>
11989 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11990 bits, a C conformant malloc implementation has to provide.
11991 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11993 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11997 * reload.c (find_reloads_subreg_address): Only reload address if
11998 reloaded == 0, not for reloaded != 1.
12001 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12002 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12003 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12004 m32c_legitimize_reload_address.
12006 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12007 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12008 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12010 2008-07-19 Olivier Hainque <hainque@adacore.com>
12012 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12013 argument, saying whether nested array are to be collapsed
12014 into a single array type DIE with multiple subscripts.
12015 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12016 issues, centralize the nested array types collapsing control and
12017 disable the transformation for Ada.
12019 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12022 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12024 (x86_64_shift_adj_2): New expander.
12025 (x86_64_shift_adj_3): Ditto.
12026 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12027 to split TImode operands.
12028 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12029 (ix86_split_lshr): Ditto.
12031 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12033 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12034 and __CHAR32_TYPE__.
12035 * c-typeck.c (digest_init): Support char16_t and char32_t.
12036 (set_nonincremental_init_from_string): Idem.
12038 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12040 PR middle-end/36859
12041 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12042 PREFERRED_STACK_BOUNDARY.
12043 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12045 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12047 PR middle-end/36858
12048 * function.c (locate_and_pad_parm): Cap boundary earlier.
12050 2008-07-17 Julian Brown <julian@codesourcery.com>
12052 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12053 no-op for targets which don't use DLLs.
12055 2008-07-17 Martin Jambor <mjambor@suse.cz>
12057 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12058 that nodes are relevant by examining the node->analyzed flag.
12059 (ipcp_init_stage): Check which nodes are relevant, assert that the
12060 relevant ones are also required.
12061 (ipcp_propagate_stage): Check on the side arrays are properly
12063 (ipcp_print_all_jump_functions): Make sure not to touch any node
12064 that is not analyzed or an edge that does not have a corresponding
12065 entry in the on-the-side vectors.
12066 (ipcp_function_scale_print): Likewise.
12067 (ipcp_update_callgraph): Check that the node is relevant.
12068 (ipcp_insert_stage): Check that the node is relevant. Check there is
12069 an info for every node and edge.
12070 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12071 (ipa_print_all_tree_maps): Likewise and a new variable info.
12072 (ipa_print_all_params_modified): Likewise.
12073 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12075 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12078 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12080 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12082 PR rtl-optimization/36753
12083 * fwprop.c (use_killed_between): Don't shortcut
12084 single-definition global registers.
12086 2008-07-16 Jan Hubicka <jh@suse.cz>
12088 * cgraph.h (varpool_empty_needed_queue): Declare.
12089 * cgraphunit.c (output_in_order): Mark all variables as needed;
12091 * varpool.c (varpool_assemble_node): Update debug queue.
12092 (varpool_assemble_pending_decls): Don't do it here.
12093 (varpool_empty_needed_queue): New function.
12095 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12097 * recog.c (peephole2_optimize): Fix formatting.
12099 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12101 * c-pch.c (get_ident): Avoid C++ keywords.
12102 * combine-stack-adj.c (single_set_for_csa): Likewise.
12103 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12104 output_asm_insn): Likewise.
12105 * reload.c (push_secondary_reload, find_reusable_reload,
12106 push_reload, combine_reloads, find_reloads,
12107 debug_reload_to_stream): Likewise.
12108 * reload.h (struct reload): Likewise.
12109 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12110 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12111 emit_output_reload_insns): Likewise.
12112 * targhooks.c (default_secondary_reload): Likewise.
12113 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12115 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12117 * recog.c (validate_change_1, validate_change,
12118 validate_unshare_change, validate_replace_rtx_1, struct
12119 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12121 * reload.c (push_secondary_reload, secondary_reload_class,
12122 scratch_reload_class, find_valid_class, find_reusable_reload,
12123 push_reload, find_dummy_reload, find_reloads_address_1,
12124 find_reloads_address_part, find_equiv_reg): Likewise.
12125 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12126 choose_reload_regs): Likewise.
12127 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12129 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12130 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12131 * sched-rgn.c (concat_INSN_LIST): Likewise.
12132 * stor-layout.c (mode_for_size, mode_for_size_tree,
12133 smallest_mode_for_size): Likewise.
12135 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12137 * cfg.c (dump_reg_info): Avoid C++ keywords.
12138 * dwarf2asm.c (dw2_force_const_mem,
12139 dw2_asm_output_encoded_addr_rtx): Likewise.
12140 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12141 * expmed.c (expand_shift): Likewise.
12142 * global.c (find_reg): Likewise.
12143 * graph.c (draw_edge): Likewise.
12144 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12145 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12146 widen_clz, widen_bswap, expand_parity, expand_unop,
12147 emit_cmp_and_jump_insn_1): Likewise.
12148 * postreload.c (reload_cse_simplify_operands): Likewise.
12149 * ra.h (add_neighbor): Likewise.
12150 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12151 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12152 record_reg_classes, copy_cost, record_address_regs,
12153 invalid_mode_change_p): Likewise.
12154 * regrename.c (regrename_optimize, scan_rtx_reg,
12155 dump_def_use_chain, find_oldest_value_reg,
12156 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12158 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12160 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12161 MASK_POWERPC64 for power4 in previous commit.
12163 2008-07-16 Olivier Hainque <hainque@adacore.com>
12165 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12166 instead of bare conversion to cast const-ness away.
12168 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12170 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12171 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12172 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12173 (TARGET_FUNCTION_VALUE): Define.
12175 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12177 * config/rs6000/rs6000.c (processor_target_table): Add
12178 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12180 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12183 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12184 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12185 m32c_legitimize_reload_address.
12187 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12189 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12190 DECL_IN_SYSTEM_HEADER in sync.
12192 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12194 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12195 * tree-ssa-pre.c (pre_expr_eq): Ditto
12196 (get_constant_for_value_id): Take a type as an argument.
12197 (fully_constant_expression): Pass in type.
12198 (find_or_generate_expression): Short circuit constant case.
12199 (create_expression_by_pieces): Remove special casing of
12201 (do_regular_insertion): Short circuit constant case.
12202 (do_partial_partial_insertion): Ditto.
12204 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12207 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12209 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12211 * config/xtensa/libgcc-xtensa.ver: New file.
12212 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12214 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12216 * df-problems.c (df_set_note): Avoid C++ keywords.
12217 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12218 * dse.c (record_store, remove_useless_values): Likewise.
12219 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12220 gen_reg_rtx_offset, operand_subword, change_address_1,
12221 change_address, adjust_address_1, offset_address,
12222 widen_memory_access, emit_copy_of_insn_after): Likewise.
12223 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12224 * fwprop.c (should_replace_address, propagate_rtx_1,
12225 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12227 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12228 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12229 * lcm.c (compute_insert_delete, pre_edge_lcm,
12230 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12231 * lower-subreg.c (resolve_reg_notes): Likewise.
12232 * mode-switching.c (optimize_mode_switching): Likewise.
12234 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12236 * bt-load.c (add_btr_def, migrate_btr_def,
12237 branch_target_load_optimize): Avoid C++ keywords.
12238 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12240 * combine.c (subst, simplify_set, make_extraction,
12241 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12242 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12243 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12245 2008-07-15 Richard Guenther <rguenther@suse.de>
12247 PR middle-end/36369
12248 * c-common.c (strict_aliasing_warning): Do not warn for
12249 TYPE_REF_CAN_ALIAS_ALL pointers.
12250 (c_common_get_alias_set): may_alias types are not special.
12251 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12252 attribute and set can_ref_all accordingly.
12253 (build_reference_type_for_mode): Likewise.
12254 * doc/extend.texi (may_alias): Clarify.
12256 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12259 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12260 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12262 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12265 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12266 gcc_assert, instead call output_operand_lossage.
12268 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12270 * builtins.c (std_canonical_va_list): Treat structure based
12273 2008-07-15 Ben Elliston <bje@au.ibm.com>
12275 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12277 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12279 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12282 2008-07-14 Jan Hubicka <jh@suse.cz>
12284 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12285 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12286 fix predicates and constraints.
12287 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12288 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12290 2008-07-14 Doug Kwan <dougkwan@google.com>
12292 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12293 additional option file arm/eabi.opt.
12294 * config/arm/eabi.h (File): New configuration file for EABI targets.
12295 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12296 SUBSUBTARGET_EXTRA_SPECS.
12297 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12298 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12299 from STARTFILE_SPEC so that it can be referenced in an override.
12300 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12301 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12302 can be referenced in an override.
12303 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12304 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12305 so that it can be referenced in an override.
12306 (LINK_SPEC): Use BPABI_LINK_SPEC.
12307 * config/arm/eabi.opt (File): New.
12309 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12311 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12312 (FIXED_VALUE_H): New variable.
12313 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12314 input.h, fixed-value.h.
12315 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12316 (BASIC_BLOCK_H): Use $(BITMAP_H).
12317 (FUNCTION_H): Add varray.h.
12318 (IPA_REFERENCE_H): Use $(BITMAP_H).
12319 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12320 (DF_H): Use $(BITMAP_H).
12321 (GGC_H): Add statistics.h.
12322 (INSN_ADDR_H): New.
12323 (INSN_ATTR_H): Use it.
12324 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12326 (SYMTAB_H): Add $(OBSTACK_H).
12327 (CPP_INTERNAL_H): New.
12328 (TREE_DUMP_H): Add tree-pass.h.
12329 (TREE_FLOW_H): Use $(BITMAP_H)
12330 (PRETTY_PRINT_H): Use $(INPUT_H).
12331 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12334 (many object files): Fix lots of header dependencies throughout.
12336 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12338 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12340 (s-gtyp-input): Use them to write tmp-gi.list.
12341 (echo_to_gi.list): Remove.
12343 2008-07-14 Richard Guenther <rguenther@suse.de>
12345 * tree-ssa-sccvn.c (pre_info): Remove.
12346 (switch_to_PRE_table): Likewise.
12347 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12348 (set_hashtable_value_ids): Do not create value-ids for the
12350 (run_scc_vn): Remove double test. Remove bogus special-case
12351 in value-number printing.
12352 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12353 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12355 * tree-flow-inline.h (get_value_handle): Remove.
12356 * tree-flow.h (get_value_handle): Remove.
12358 2008-07-14 Martin Jambor <mjambor@suse.cz>
12360 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12361 in which we generate arithmetics is not a subrange.
12363 2008-07-14 Martin Jambor <mjambor@suse.cz>
12365 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12367 2008-07-14 Richard Guenther <rguenther@suse.de>
12369 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12371 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12374 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12375 reload for symbol refs moved to r0 with -fPIC.
12376 (legitimize_pic_address): Use the target register as temporary
12378 (emit_symbolic_move): Adjust comment.
12379 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12382 2008-07-14 Ben Elliston <bje@au.ibm.com>
12384 * c-common.h (C_CPP_HASHNODE): New macro.
12385 * coretypes.h (struct cpp_token): Forward declare.
12386 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12387 the context-sensitive keyword method.
12388 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12389 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12390 expand_bool_pixel): New.
12391 (altivec_categorize_keyword): New function.
12392 (init_vector_keywords): New function.
12393 (rs6000_macro_to_expand): Likewise.
12394 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12395 compiling an ISO C dialect.
12397 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12399 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12400 (create_expression_by_pieces): Fix typo.
12401 (do_regular_insertion): Use debug counter here too.
12403 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12406 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12407 CONST_OK_FOR_LETTER_P. All port-local users changed.
12408 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12409 implement Kp matching power-of-two.
12410 (CONSTRAINT_LEN): Define to match.
12411 * config/cris/cris.md: Replace all use of constraint K with Kc.
12412 ("*btst*): Use Kp for operand 0 of last alternative.
12414 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12417 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12420 2008-07-13 Jan Hubicka <jh@suse.cz>
12422 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12425 2008-07-13 Richard Guenther <rguenther@suse.de>
12427 PR middle-end/36811
12428 * langhooks.c (lhd_print_error_function): Deal with recursive
12431 2008-07-12 Jan Hubicka <jh@suse.cz>
12433 * cgraph.c (assembler_name_hash): New static var.
12434 (hash_node_by_assembler_name, eq_assembler_name): New.
12435 (cgraph_node_for_asm): Use hashtable.
12436 (cgraph_remove_node): Maintain hashtable.
12437 (change_decl_assembler_name): Sanity check that names are not changing
12438 after aliasing was processed.
12439 * cgraph.h (varpoon_node): Add next GGC marker.
12440 * tree.c (decl_assembler_name_equal): Constify.
12441 (decl_assembler_name_hash): New.
12442 * tree.h (decl_assembler_name_equal): Constify.
12443 (decl_assembler_name_hash): Update.
12445 2008-07-12 David Daney <ddaney@avtrex.com>
12447 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12448 sb1 and r5000 cpus.
12450 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12452 * doc/md.texi: Document the MIPS "v" constraint.
12453 * config/mips/mips.h (reg_class): Revert last change.
12454 (REG_CLASS_NAMES): Likewise.
12455 (REG_CLASS_CONTENTS): Likewise.
12456 * config/mips/mips.c (mips_regno_to_class): Likewise.
12457 * config/mips/constraints.md (v): Likewise, but add documentation.
12458 Add a comment to say that this constraint should not be used in
12461 2008-07-11 DJ Delorie <dj@redhat.com>
12463 * config/h8300/h8300.md (length): Fix branch offset limit.
12465 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12467 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12468 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12469 (avr_hard_regno_scratch_ok): New function.
12470 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12471 * config/avr/avr.md (all peepholes that request a scratch register):
12472 Remove avr_peep2_scratch_safe use.
12474 2008-07-11 Tom Tromey <tromey@redhat.com>
12475 Ian Lance Taylor <iant@google.com>
12477 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12478 (struct c_common_resword): Define.
12479 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12480 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12481 (c_common_reswords, num_c_common_reswords): Declare.
12482 * c-common.c (c_common_reswords): New global const array.
12483 (num_c_common_reswords): New const int.
12484 * c-parser.c (struct resword, reswords): Don't define.
12485 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12486 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12487 than reswords. If warning about C++ keywords, give them a special
12489 (c_lex_one_token): Warn about C++ keywords. Call
12490 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12491 (c_parser_external_declaration): Look for RID_xxx rather than
12492 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12493 (c_parser_statement_after_labels): Likewise.
12494 (c_parser_objc_class_instance_variables): Likewise.
12495 (c_parser_objc_class_declaration): Likewise.
12496 (c_parser_objc_try_catch_statement): Likewise.
12497 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12498 (declspecs_add_type): Likewise.
12500 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12502 * ggc-page.c (alloc_page):
12503 Substituting xmalloc, xcalloc with
12504 XNEWVEC and XCNEWVAR macros which add the
12507 2008-07-11 Richard Guenther <rguenther@suse.de>
12509 PR tree-optimization/36765
12510 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12511 aliases from HEAP vars to SMTs.
12513 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12515 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12516 * configure.ac (loose_warn): Move -Wc++-compat from here...
12517 (strict_warn): ...to here.
12518 * configure: Regenerate.
12520 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12522 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12523 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12524 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12525 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12526 excluding more specific h8300-*-* and sh-*-* targets.
12528 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12530 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12531 (eliminate): Ditto.
12532 (execute_pre): Call loop_optimizer_finalize in early exit.
12534 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12536 PR middle-end/36790
12537 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12538 uids in the bitmap, not just VAR_DECL uids.
12540 PR rtl-optimization/36419
12541 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12542 (combine_stack_adjustments_for_block): Call it if needed. Delete
12544 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12545 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12546 prologue sp adjustment.
12548 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12551 * opts.c (print_ignored_options): Report postponed diagnostics for
12552 unknown -Wno-* options as warnings, not errors.
12553 (postpone_unknown_option_error): Renamed to...
12554 (postpone_unknown_option_warning): ... this.
12556 2008-07-09 Doug Kwan <dougkwan@google.com>
12559 2008-07-08 Doug Kwan <dougkwan@google.com>
12561 * config/arm/arm.opt (mandroid): New option.
12562 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12563 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12565 (CC1PLUS_SPEC): Same.
12567 (STARTFILE_SPEC): Same.
12568 (ENDFILE_SPEC): Same.
12569 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12572 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12575 * config/mips/mips.h (reg_class): Remove V1_REG.
12576 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12577 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12578 instead of V1_REGS.
12579 (mips_get_tp): New function.
12580 (mips_legitimize_tls_address): Use it.
12581 * config/mips/constraints.md (v): Delete.
12582 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12583 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12584 After reload, split into a move and ...
12585 (*tls_get_tp_<mode>_split): ...this new instruction.
12587 2008-07-09 David Daney <ddaney@avtrex.com>
12589 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12591 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12593 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12594 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12596 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12597 htab_delete should be called. Don't free c.
12598 (lookup_tmp_var): Create temp_htab lazily.
12599 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12600 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12602 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12603 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12604 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12605 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12606 * tree-sra.c (generate_element_init): Likewise.
12607 * tree-mudflap.c (execute_mudflap_function_ops,
12608 execute_mudflap_function_decls): Likewise.
12609 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12610 * tree-gimple.h (struct gimplify_ctx): New type.
12611 (push_gimplify_context): Adjust prototype.
12613 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12615 * tree-ssa-pre.c (phi_translate_1): Update placement of
12616 add_to_value calls.
12618 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12620 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12621 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12622 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12623 * targhooks.c (default_hard_regno_scratch_ok): New function.
12624 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12625 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12626 * recog.c: Include "target.h".
12627 (peep2_find_free_register): Add check for global regs. Add target
12629 * Makefile.in (recog.o): Depend on target.h.
12631 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12633 * config/sh/sh.c (sh_canonical_va_list_type): New.
12634 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12636 2008-07-09 Raksit Ashok <raksit@google.com>
12638 * doc/invoke.texi (Option Summary): Mention new option
12639 -Wdisallowed-function-list=...
12640 (Warning Options): Document -Wdisallowed-function-list=...
12641 * common.opt (Wdisallowed-function-list=): New flag.
12642 * flags.h (warn_disallowed_functions): External definition of new
12643 boolean warning flag.
12644 (warn_if_disallowed_function_p): Declare new function.
12645 * opts.c (warning_disallowed_functions): New static variable.
12646 (warn_disallowed_functions): New boolean warning flag.
12647 (warn_if_disallowed_function_p): New function.
12648 (add_comma_separated_to_vector): Rename
12649 add_instrument_functions_exclude_list to this.
12650 (common_handle_option): Handle new option. Rename calls to
12651 add_instrument_functions_exclude_list into calls to
12652 add_comma_separated_to_vector.
12653 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12654 based on flag warn_disallowed_functions.
12656 2008-07-09 Christian Bruel <christian.bruel@st.com>
12658 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12659 instead of get_attr_length.
12661 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12663 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12665 * genemit.c (gen_insn): Likewise.
12666 * gengtype.c (note_def_vec): Likewise.
12667 * gengtype.h (note_def_vec): Likewise.
12668 * genoutput.c (struct data, output_insn_data, process_template,
12669 gen_expand, gen_split, note_constraint): Likewise.
12670 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12671 make_insn_sequence): Likewise.
12672 * gensupport.c (record_insn_name): Likewise.
12674 2008-07-08 Doug Kwan <dougkwan@google.com>
12676 * config/arm/arm.opt (mandroid): New option.
12677 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12678 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12680 (CC1PLUS_SPEC): Same.
12682 (STARTFILE_SPEC): Same.
12683 (ENDFILE_SPEC): Same.
12684 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12687 2008-07-08 Raksit Ashok <raksit@google.com>
12689 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12690 (set_storage_via_setmem): Fix expected_align parameter.
12691 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12692 missing from the list.
12693 * doc/md.texi (movmem): Explicitly state that expected alignment is
12694 to be expressed in bytes.
12695 (setmem): Explicitly state that expected alignment is to be expressed
12698 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12700 * reload.c (find_reloads_subreg_address): Do not require validity
12701 of address in original mode before reloading address.
12703 2008-07-07 Tianwei Sheng <tianweis@google.com>
12705 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12706 bounds array access.
12708 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12710 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12712 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12714 Fix PR tree-optimization/23455
12715 Fix PR tree-optimization/35286
12716 Fix PR tree-optimization/35287
12717 * Makefile.in (OBJS-common): Remove tree-vn.o.
12718 (tree-vn.o): Remove.
12719 * dbgcnt.def: Add treepre_insert debug counter.
12720 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12721 (debug_value_expressions): Ditto.
12722 (print_value_expressions): Ditto.
12723 * tree-pretty-print.c (dump_generic_node): Updated for
12724 VALUE_HANDLE removal.
12725 * tree-ssa-dom.c (record_equality): Ditto.
12726 (cprop_operand): Ditto.
12727 (lookup_avail_expr): Ditto.
12728 * tree-ssa-threadedge.c
12729 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12730 (simplify_control_stmt_condition): Ditto.
12731 * tree.c (tree_code_size): Ditto.
12732 (tree_node_structure): Ditto.
12733 (iterative_hash_expr): Ditto.
12735 * tree.h (VALUE_HANDLE_ID): Ditto.
12736 (VALUE_HANDLE_EXPR_SET): Ditto.
12737 (struct tree_value_handle): Ditto.
12738 (union tree_node): Ditto.
12739 * treestruct.def: Ditto.
12740 * tree-vn.c: Removed.
12741 * tree-ssa-pre.c: Rewritten entirely.
12742 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12743 (constant_value_ids): Ditto.
12744 (vn_nary_op_t): Moved to header.
12746 (vn_reference_op_t): Ditto
12747 (vn_reference_t): Ditto.
12748 (next_value_id): New variable.
12749 (VN_INFO): Add an assert.
12750 (vn_constant_eq): New function.
12751 (vn_constant_hash): Ditto.
12752 (get_or_alloc_constant_value_id): Ditto.
12753 (value_id_constant_p): Ditto.
12754 (vn_reference_compute_hash): De-staticify.
12755 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12756 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12757 (valueize_refs): Update opcode if it changes from ssa name to constant.
12758 (vn_reference_lookup_1): Add new argument.
12759 (vn_reference_lookup): Ditto.
12760 (vn_reference_lookup_pieces): New function.
12761 (vn_reference_insert): Add return type. Modify to deal with value ids.
12762 (vn_reference_insert_pieces): New function.
12763 (vn_nary_op_compute_hash): De-staticify.
12764 (vn_nary_op_eq): Ditto.
12765 (vn_nary_op_lookup_pieces): New function.
12766 (vn_nary_op_lookup): Add new argument.
12767 (vn_nary_op_insert_pieces): New function.
12768 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12769 (vn_phi_insert): Ditto.
12770 (visit_unary_op): Update for callee changes.
12771 (visit_binary_op): Ditto.
12772 (visit_reference_op_load): Ditto.
12773 (visit_reference_op_store): Ditto.
12774 (init_scc_vn): Init next_value_id, constant_to_value_id and
12775 constant_value_ids.
12776 (free_scc_vn): Free them.
12777 (set_hashtable_value_ids): New function.
12778 (run_scc_vn): Use it.
12779 (get_max_value_id): New function.
12780 (get_next_value_id): Ditto.
12781 (expressions_equal_p): Moved from tree-vn.c
12782 (sort_vuses): Ditto.
12783 (sort_vuses_heap): Ditto.
12784 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12786 * tree.c (iterative_hash_hashval_t): Made non-static
12787 * tree.h (iterative_hash_hashval_t): Declare it.
12789 2008-07-08 Martin Jambor <mjambor@suse.cz>
12791 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12792 instead of ipa_create_node_params.
12793 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12794 ipa_check_create_edge_args, free them with
12795 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12797 * ipa-prop.c: Include flags.h and tree-inline.h.
12798 (ipa_node_params_vector): New variable.
12799 (ipa_edge_args_vector): New variable.
12800 (edge_removal_hook_holder): New variable.
12801 (node_removal_hook_holder): New variable.
12802 (edge_duplication_hook_holder): New variable.
12803 (node_duplication_hook_holder): New variable.
12804 (ipa_detect_param_modifications): Check for presence of modified flags.
12805 (ipa_compute_jump_functions): Check for presence of jump functions.
12806 (ipa_free_edge_args_substructures): New function.
12807 (ipa_create_node_params): Removed.
12808 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12809 (ipa_free_node_params_substructures): New function.
12810 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12812 (ipa_edge_removal_hook): New function.
12813 (ipa_node_removal_hook): New function.
12814 (duplicate_array): New function.
12815 (ipa_edge_duplication_hook): New function.
12816 (ipa_node_duplication_hook): New function.
12817 (ipa_register_cgraph_hooks): New function.
12818 (ipa_unregister_cgraph_hooks): New function.
12819 (free_all_ipa_structures_after_ipa_cp): New function.
12821 * ipa-prop.h: Include vec.h.
12822 (ipa_node_params_t): New typedef with vector types for it.
12823 (ipa_edge_args_t): New typedef with vector types for it.
12824 (IPA_NODE_REF): Changed to access an on-the-side vector.
12825 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12826 (ipa_check_create_node_params): New function.
12827 (ipa_check_create_edge_args): New function.
12829 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12832 2008-07-07 Tom Tromey <tromey@redhat.com>
12834 * configure, config.in: Rebuilt.
12835 * configure.ac: Don't check for scandir or alphasort.
12837 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12839 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12840 types immediately after creating them.
12842 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12844 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12846 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12848 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12849 dump_constraint_graph.
12850 (dump_constraint_edge): New function.
12851 (dump_constraint_graph): New function.
12852 (debug_constraint_graph): New function.
12853 (dump_constraint): Removed useless comparison.
12854 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12855 (dump_constraint_graph): Declare.
12856 (debug_constraint_graph): Declare.
12857 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12859 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12861 * config/i386/i386.c (is_va_list_char_pointer): New.
12862 (ix86_va_start): Replace compare with ms_va_list_type_node
12863 by is_va_list_char_pointer.
12864 (ix86_gimplify_va_arg): Likewise.
12866 2008-07-07 Martin Jambor <mjambor@suse.cz>
12868 * cgraph.c (cgraph_edge_max_uid): New variable.
12869 (struct cgraph_edge_hook_list): New type.
12870 (struct cgraph_node_hook_list): New type.
12871 (struct cgraph_2edge_hook_list): New type.
12872 (struct cgraph_2node_hook_list): New type.
12873 (first_cgraph_edge_removal_hook): New variable.
12874 (first_cgraph_node_removal_hook): New variable.
12875 (first_cgraph_edge_duplicated_hook): New variable.
12876 (first_cgraph_node_duplicated_hook): New variable.
12877 (cgraph_add_edge_removal_hook): New function.
12878 (cgraph_remove_edge_removal_hook): New function.
12879 (cgraph_call_edge_removal_hooks): New function.
12880 (cgraph_add_node_removal_hook): New function.
12881 (cgraph_remove_node_removal_hook): New function.
12882 (cgraph_call_node_removal_hooks): New function.
12883 (cgraph_add_edge_duplication_hook): New function.
12884 (cgraph_remove_edge_duplication_hook): New function.
12885 (cgraph_call_edge_duplication_hooks): New function.
12886 (cgraph_add_node_duplication_hook): New function.
12887 (cgraph_remove_node_duplication_hook): New function.
12888 (cgraph_call_node_duplication_hooks): New function.
12889 (cgraph_create_edge): Assign to edge uid.
12890 (cgraph_remove_edge): Call edge removal hooks.
12891 (cgraph_node_remove_callees): Call edge removal hooks.
12892 (cgraph_node_remove_callers): Call edge removal hooks.
12893 (cgraph_remove_node): Call node removal hooks.
12894 (cgraph_clone_edge): Call edge duplication hooks.
12895 (cgraph_clone_node): Call node duplication hooks.
12897 * cgraph.h (cgraph_edge): New field uid.
12898 (cgraph_edge_hook): New type.
12899 (cgraph_node_hook): New type.
12900 (cgraph_2edge_hook): New type.
12901 (cgraph_2node_hook): New type.
12903 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12905 * config.in: Regenerate.
12907 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12909 * gcc.c (print_sysroot): New.
12910 (option_map, display_help, process_command): Handle the
12911 -print-sysroot option.
12912 (main): Print the sysroot if requested.
12913 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12915 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12918 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12920 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12922 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12923 (assign_parm_setup_block_p): Also check mode of entry_parm.
12925 2008-07-07 Richard Guenther <rguenther@suse.de>
12927 * tree-ssa-structalias.h (set_used_smts): Remove.
12928 * tree-ssa-structalias.c (used_smts): Likewise.
12929 (set_used_smts): Likewise.
12930 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12931 call to set_used_smts.
12933 2008-07-07 Richard Guenther <rguenther@suse.de>
12935 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12936 (new_var_info): Set it to false.
12937 (solution_set_add): Correctly handle pointers outside a var and
12939 (type_safe): Treat variables with is_full_var properly.
12940 (do_sd_constraint): Likewise.
12941 (do_ds_constraint): Likewise.
12942 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12943 (get_constraint_for_ptr_offset): New function.
12944 (get_constraint_for_component_ref): For addresses at least include
12945 the last field of the variable. Handle is_full_vars properly.
12946 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12947 (handle_ptr_arith): Remove.
12948 (find_func_aliases): Simplify assignment handling.
12949 (create_function_info_for): For parameter and result varinfos set
12951 (create_variable_info_for): Set is_full_var flag whenever we
12952 just created a single varinfo for a decl.
12953 (init_alias_vars): Initialize use_field_sensitive from
12954 max-fields-for-field-sensitive parameter.
12956 2008-07-07 Richard Guenther <rguenther@suse.de>
12958 PR tree-optimization/36713
12959 * tree-flow-inline.h (is_call_used): New function.
12960 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12961 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12962 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12964 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12966 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12968 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12970 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12972 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12973 Nathan Sidwell <nathan@codesourcery.com>
12975 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12976 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12978 * config/m68k/t-linux: New.
12979 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12982 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12984 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12985 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12988 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12990 * gcc.c (execute): Fix -Wc++-compat warning.
12992 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12995 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12996 constant for little endian.
12998 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13000 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13001 mips_base_mips16 instead of TARGET_MIPS16.
13002 (mips_base_mips16): Declare.
13003 * config/mips/mips.c (mips_base_mips16): Make global.
13004 (was_mips16_p): Remove GTY marker.
13005 (was_mips16_pch_p): New variable.
13006 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13007 (mips_override_options): Force to non-MIPS16 mode initially.
13008 Do not complain about MIPS16 PIC incompatibilities here.
13009 Only allow -mgpopt if -mexplicit-relocs is in force for
13012 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13014 * configure.ac: Check for caddr_t, define to char * if not defined.
13015 * configure: Regenerate.
13016 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13017 (mmap_gt_pch_use_address): Likewise.
13018 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13020 2008-07-06 Richard Guenther <rguenther@suse.de>
13022 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13023 (new_var_info): Deal with it.
13024 (solution_set_add): Likewise.
13025 (bitpos_of_field): Make signed, fix.
13026 (struct fieldoff): Remove type and decl fields. Make size field
13027 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13029 (fieldoff_compare): Deal with it.
13030 (push_fields_onto_fieldstack): Remove has_union argument, glob
13031 adjacent non-pointer fields together.
13032 (create_function_info_for): Do not set has_union.
13033 (create_variable_info_for): Simplify.
13035 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13037 * config.gcc (extra_headers): Add cross-stdarg.h for target
13038 x86_64-*-* and i?86-*-*.
13039 * config/i386/cross-stdarg.h: New.
13040 * builtins.c (std_fn_abi_va_list): New.
13041 (std_canonical_va_list_type): New.
13042 (stabilize_va_list): Replace va_list_type_node use by
13043 mtarget.canonical_va_list_type.
13044 (gimplify_va_arg_expr): Likewise.
13045 (expand_builtin_va_copy): Replace va_list_type_node use by
13046 mtarget.fn_abi_va_list.
13047 * tree-sra.c (is_va_list_type): New helper.
13048 (decl_can_be_decomposed_p): Replace
13049 va_list_type_node use by is_va_list_type.
13050 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13051 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13052 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13053 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13054 (ix86_enum_va_list): New.
13055 * config/i386/i386.c (sysv_va_list_type_node): New.
13056 (ms_va_list_type_node): New.
13057 (ix86_function_type_abi): Remove sorry.
13058 (ix86_build_builtin_va_list_abi): New.
13059 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13060 for 64-bit targets.
13061 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13062 (ix86_init_builtins_va_builtins_abi): New.
13063 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13064 for 64-bit targets.
13065 (ix86_handle_abi_attribute): New.
13066 (attribute_spec): Add sysv_abi and ms_abi.
13067 (ix86_fn_abi_va_list): New.
13068 (ix86_canonical_va_list_type): New.
13069 (ix86_enum_va_list): New.
13070 (TARGET_FN_ABI_VA_LIST): New.
13071 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13072 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13073 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13074 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13075 (TARGET_ENUM_VA_LIST): New.
13076 * expr.h (std_fn_abi_va_list): New.
13077 (std_canonical_va_list_type): New.
13078 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13079 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13080 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13081 TARGET_CANONICAL_VA_LIST_TYPE.
13082 * target.h (struct gcc_target): Add fn_abi_va_list hook
13083 and canonical_va_list_type hook.
13085 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13087 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13088 integral and pointer types.
13090 2008-07-04 Roger Sayle <roger@eyesopen.com>
13092 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13093 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13095 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13098 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13100 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13102 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13103 build_gimple_modify_stmt.
13104 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13105 gimple operand. Use fold_build* instead of build*.
13107 2008-07-04 Richard Guenther <rguenther@suse.de>
13109 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13110 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13111 properly to compute the reachability set if we do field-sensitive PTA.
13112 * invoke.texi (max-fields-for-field-sensitive): Document default.
13113 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13114 100 for optimize >= 2.
13116 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13118 * ggc-zone.c (lookup_page_table_if_allocated,
13119 set_page_table_entry, zone_find_object_size, alloc_small_page,
13120 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13121 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13122 -Wc++-compat and/or -Wcast-qual warnings.
13124 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13127 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13128 pic_offset_table_rtx to be marked as used here.
13129 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13130 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13131 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13132 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13133 !TARGET_SECURE_PLT.
13135 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13137 * alloc-pool.c (hash_descriptor, eq_descriptor,
13138 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13139 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13141 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13142 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13143 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13144 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13147 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13149 * tree-flow.h (loop_only_exit_p): Declare.
13150 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13151 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13152 the number of iterations if it is constant. Otherwise, if this is the
13153 only possible exit of the loop, use the conservative estimate on the
13154 number of iterations of the entire loop if available.
13156 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13158 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13159 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13160 Add synchronization functions.
13161 * config/sync.c: New file.
13162 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13163 (LIBGCC_SYNC_CFLAGS): Likewise.
13165 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13168 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13169 (*pushtf_sse): New insn pattern.
13170 (pushtf splitters): New splitters.
13172 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13174 PR middle-end/35736
13175 * predict.c (build_predict_expr): Use void_type_node for the tree
13176 type, instead of NULL_TREE.
13178 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13180 * config/i386/i386.c (contains_aligned_value_p): Return true
13182 (ix86_data_alignment): Align TCmode to 128bits.
13183 (ix86_local_alignment): Likewise.
13185 2008-07-03 Andrew Haley <aph@redhat.com>
13188 * vec.h (VEC_TA): New.
13189 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13190 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13191 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13192 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13193 (C_COMMON_FIXED_TYPES): Remove first arg.
13194 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13195 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13196 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13197 not to use empty macro arguments.
13199 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13201 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13202 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13203 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13204 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13205 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13206 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13207 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13208 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13209 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13210 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13211 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13212 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13213 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13214 config/rs6000/e500crtres64gpr.asm,
13215 config/rs6000/e500crtres64gprctr.asm,
13216 config/rs6000/e500crtrest32gpr.asm,
13217 config/rs6000/e500crtrest64gpr.asm,
13218 config/rs6000/e500crtresx32gpr.asm,
13219 config/rs6000/e500crtresx64gpr.asm,
13220 config/rs6000/e500crtsav32gpr.asm,
13221 config/rs6000/e500crtsav64gpr.asm,
13222 config/rs6000/e500crtsav64gprctr.asm,
13223 config/rs6000/e500crtsavg32gpr.asm,
13224 config/rs6000/e500crtsavg64gpr.asm,
13225 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13226 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13227 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13228 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13229 config/sparc/sol2-cn.asm: Remove .file directives.
13231 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13233 * resource.c (mark_referenced_resources): Look inside
13234 UNSPEC_VOLATILEs and ASM_INPUTs.
13236 2008-07-02 Ian Lance Taylor <iant@google.com>
13238 * rtlanal.c (add_reg_note): New function.
13239 * rtl.h (add_reg_note): Declare.
13240 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13241 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13242 * builtins.c (expand_builtin_longjmp): Likewise.
13243 (expand_builtin_nonlocal_goto): Likewise.
13244 * calls.c (emit_call_1, expand_call): Likewise.
13245 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13246 * cfglayout.c (fixup_reorder_chain): Likewise.
13247 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13248 (commit_one_edge_insertion): Likewise.
13249 * combine.c (move_deaths, distribute_notes): Likewise.
13250 * df-problems.c (df_set_note): Likewise.
13251 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13252 (set_unique_reg_note): Likewise.
13253 (emit_copy_of_insn_after): Likewise.
13254 * expr.c (expand_expr_real): Likewise.
13255 * gcse.c (add_label_notes): Likewise.
13256 * haifa-sched.c (create_check_block_twin): Likewise.
13257 * jump.c (mark_jump_label_1): Likewise.
13258 * loop-doloop.c (add_test, doloop_modify): Likewise.
13259 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13260 * lower-subreg.c (move_eh_region_note): Likewise.
13261 * optabs.c (emit_libcall_block): Likewise.
13262 * predict.c (predict_insn): Likewise.
13263 (combine_predictions_for_insn): Likewise.
13264 * recog.c (peephole2_optimize): Likewise.
13265 * regmove.c (try_auto_increment): Likewise.
13266 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13267 * reload.c (find_reloads): Likewise.
13268 * reload1.c (fixup_eh_region_note): Likewise.
13269 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13270 * reorg.c (delete_prior_computation): Likewise.
13271 (delete_computation, dbr_schedule): Likewise.
13272 * config/pa/pa.c (legitimize_pic_address): Likewise.
13273 * config/sh/sh.c (sh_reorg): Likewise.
13275 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13278 * config/libgcc-glibc.ver: Add %exclude.
13279 * config/m32r/libgcc-glibc.ver: Likwise.
13280 * config/s390/libgcc-glibc.ver: Likwise.
13281 * config/sh/libgcc-glibc.ver: Likwise.
13282 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13284 * config/i386/libgcc-glibc.ver: New.
13286 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13288 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13290 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13291 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13292 i[34567]86-*-linux*, x86_64-*-linux*. Add
13293 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13294 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13295 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13296 i[34567]86-*-linux*, x86_64-*-linux*.
13298 * libgcc-std.ver: Add empty GCC_4.4.0.
13300 * mkmap-symver.awk: Support multiple versions per symbol.
13302 * config/i386/i386.c (ix86_init_builtins): Always define
13303 __builtin_fabsq and __builtin_copysignq with fallbacks.
13304 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13305 and __builtin_copysignq if SSE2 isn't available.
13307 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13308 (LIBGCC2_TF_CEXT): Likwise.
13309 (TF_SIZE): Likwise.
13311 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13313 * config/i386/sfp-machine.h: Moved to libgcc.
13315 * config/i386/sfp-machine.h: New.
13316 * config/i386/t-linux: Likwise.
13318 * config/i386/t-darwin: Remove softfp_wrap_start and
13320 * config/i386/t-darwin64: Likewise.
13322 * config/i386/t-fprules-softfp64: Renamed to ...
13323 * config/i386/t-fprules-softfp: This.
13325 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13326 and softfp_wrap_end.
13328 2008-07-02 Jason Merrill <jason@redhat.com>
13330 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13332 * tree.c (ctor_to_list): New fn.
13333 * tree.h: Declare it.
13334 (CONSTRUCTOR_ELT): New macro.
13335 (CONSTRUCTOR_NELTS): New macro.
13337 2008-07-02 Richard Guenther <rguenther@suse.de>
13339 * tree-ssa-structalias.c (struct variable_info): Reorder
13340 to fill padding on 64bit hosts. Make collapsed_to an int.
13341 (get_varinfo_fc): Deal with that.
13342 (new_var_info): Likewise.
13343 (collapse_rest_of_var): Likewise.
13345 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13347 * doc/install.texi (--enable-java-home): Document.
13348 (--enable-aot-compile-rpm): Likewise.
13349 (--with-arch-directory): Likewise.
13350 (--with-os-directory): Likewise.
13351 (--with-origin-name): Likewise.
13352 (--with-arch-suffix): Likewise.
13353 (--with-jvm-root-dir): Likewise.
13354 (--with-jvm-jar-dir): Likewise.
13355 (--with-python-dir): Likewise.
13357 2008-07-02 Richard Guenther <rguenther@suse.de>
13359 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13360 from decls explicitly. Merge operand checking from tuples.
13362 2008-07-02 Martin Jambor <mjambor@suse.cz>
13364 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13366 2008-07-02 Martin Jambor <mjambor@suse.cz>
13368 * tree-switch-conversion.c: Included timevar.h
13369 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13371 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13373 2008-07-02 Martin Jambor <mjambor@suse.cz>
13375 * tree-switch-conversion.c: Corrected various comments and
13377 (build_constructors): Fixed minor formatting mistakes.
13379 * invoke.texi (Optimize Options): Corrected the
13380 switch-conversion-max-branch-ratio parameter.
13382 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13384 * final.c (asm_insn_count): Return zero for an empty asm body.
13386 2008-07-02 Richard Guenther <rguenther@suse.de>
13388 * bitmap.h (bitmap_set_bit): Return bool.
13389 (bitmap_clear_bit): Likewise.
13390 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13391 write to the bitmap if it would.
13392 (bitmap_clear_bit): Likewise.
13393 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13394 bitmap_set_bit return value.
13395 (add_pred_graph_edge): Likewise.
13396 (add_graph_edge): Likewise.
13397 (do_sd_constraint): Likewise.
13398 (do_ds_constraint): Likewise.
13400 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13402 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13403 Fix -Wc++-compat and/or -Wcast-qual warnings.
13404 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13405 gen_regparm_prefix): Likewise.
13406 * vmsdbgout.c (write_modbeg, lookup_filename,
13407 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13409 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13411 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13412 defaults.h definition apply.
13414 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13416 * function.c (assign_parm_remove_parallels): New.
13417 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13419 (assign_parm_setup_block): Do not handle them.
13420 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13421 assign_parm_remove_parallels.
13423 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13425 * c-typeck.c (convert_for_assignment): Use
13426 vector_targets_convertible_p.
13427 * c-common.c (vector_targets_convertible_p): New.
13428 * c-common.h (vector_targets_convertible_p): New prototype.
13429 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13430 opaque_p_V2SI_type_node.
13432 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13434 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13437 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13439 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13440 TFmode constants via two element DImode vector for hosts with
13441 HOST_BITS_PER_WIDE_INT < 64.
13442 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13443 also for HOST_BITS_PER_WIDE_INT < 64.
13445 2008-07-01 Richard Guenther <rguenther@suse.de>
13447 PR tree-optimization/36666
13448 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13449 (get_constraint_exp_from_ssa_var): Split into ...
13450 (get_constraint_exp_for_temp): ... this ...
13451 (get_constraint_for_ssa_var): ... and that.
13452 Return constraint expressions for all touched sub-fields
13453 if the results address is not taken.
13454 (process_constraint): Remove assertion that aggregate
13455 assignments do not happen at this place.
13456 (get_constraint_for_component_ref): Add address_p argument.
13457 Return constraint expressions for all touched sub-fields
13458 if the results address is not taken.
13459 (do_deref): Use get_constraint_exp_for_temp.
13460 (get_constraint_for_1): Rename from ...
13461 (get_constraint_for): ... this. Add the old function as wrapper.
13462 (do_structure_copy): Use get_constraint_for_1.
13464 2008-07-01 Martin Jambor <mjambor@suse.cz>
13466 * Makefile.in (tree-switch-conversion.o): Add.
13467 (OBJS-common): Add tree-swtch-conversion.o.
13468 * passes.c (init_optimization_passes): Add pass_convert_switch.
13469 * tree-pass.h: (pass_convert_switch): Add.
13470 * tree-switch-conversion.c: New file.
13471 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13472 * common.opt (ftree-cswtch): New option.
13473 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13474 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13475 * opts.c (decode_options): Set flag_tree_switch_conversion when
13476 optimization level is >= 2.
13477 * doc/invoke.texi (Optimize Options): Added description of
13478 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13480 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13482 * config/darwin-driver.c (darwin_default_min_version): Fix
13483 -Wc++-compat warnings.
13485 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13487 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13490 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13492 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13494 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13496 PR rtl-optimization/34744
13497 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13498 (df_scan_free_internal): Free data structures not
13499 allocated in storage pools.
13500 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13501 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13502 df_scan_free_mws_vec.
13503 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13506 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13508 * config/i386/i386.c (contains_aligned_value_p): Return true
13510 (ix86_function_arg_boundary): Return its natural boundary
13512 (return_in_memory_32): Don't check TDmode.
13513 (ix86_split_to_parts): Support splitting into 4 parts and
13514 support TFmode for 32bit target.
13515 (ix86_split_long_move): Support splitting into 4 parts.
13516 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13518 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13519 (ix86_init_builtins): Here.
13520 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13521 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13522 'q' and 'w', respectively.
13524 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13526 (movtf_internal): Likewise.
13527 (<code>tf2): Likewise.
13528 (*absnegtf2_sse): Likewise.
13529 (copysign<mode>3): Likewise.
13530 (copysign<mode>3_const): Likewise.
13531 (copysign<mode>3_var): Likewise.
13532 (define_split UNSPEC_COPYSIGN): Likewise.
13533 * config/i386/sse.md (*nandtf3): Likewise.
13534 (<code>tf3): Likewise.
13535 (*<code>tf3): Likewise.
13537 2008-06-30 Joey Ye <joey.ye@intel.com>
13538 H.J. Lu <hongjiu.lu@intel.com>
13540 * global.c (compute_regsets): Set frame_pointer_needed here.
13541 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13543 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13545 * doc/install.texi (specific): Expand Windows build notes.
13547 2008-06-30 Ira Rosen <irar@il.ibm.com>
13549 PR tree-optimization/36648
13550 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13551 number of prolog iterations by step. Fix the comment.
13553 2008-06-30 Richard Guenther <rguenther@suse.de>
13555 PR middle-end/36671
13556 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13557 handle calls from ECF_MALLOC functions.
13558 (handle_pure_call): ECF_MALLOC functions do not return
13560 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13562 2008-06-29 Andreas Schwab <schwab@suse.de>
13564 * config/m68k/m68k.c (print_operand): Always print a float
13566 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13567 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13570 * config/rs6000/x-linux64: Remove never used file.
13572 2008-06-29 Richard Guenther <rguenther@suse.de>
13574 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13576 (struct alias_info): Move ...
13577 * tree-ssa-alias.c: ... here.
13578 (update_alias_info): Declare.
13579 (compute_may_aliases): Call it.
13580 (update_alias_info): New function.
13581 * tree-ssa-structalias.c (update_alias_info): Move ...
13582 * tree-ssa-alias.c (update_alias_info_1): ... here.
13583 * tree-ssa-structalias.c (process_constraint_1): Remove
13584 unused from_call argument. Rename to ...
13585 (process_constraint): ... this. Delete old wrapper.
13586 (make_constraint_to): Adjust callers.
13587 (handle_const_call): Likewise.
13588 (handle_pure_call): Likewise.
13589 (init_base_vars): Likewise.
13590 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13591 (find_func_aliases): We don't need structure copies for
13593 (make_constraint_from_anything): Remove.
13594 (create_variable_info_for): For globals make constraints
13595 from escaped, not from anything.
13596 (compute_points_to_sets): Do not call update_alias_info.
13597 (ipa_pta_execute): Use make_constraint_from.
13599 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13601 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13602 (bitmap.o-warn, dominance.o-warn): New.
13603 * configure.ac (cxx_compat_warn): Delete.
13604 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13605 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13607 * configure: Regenerate.
13609 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13612 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13614 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13615 * df-scan.c (df_notes_rescan): Likewise.
13616 * ggc-page.c (set_page_table_entry): Likewise.
13617 * intl.c (gcc_gettext_width): Likewise.
13618 * varasm.c (get_unnamed_section, get_noswitch_section,
13619 get_section): Likewise.
13621 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13623 * regrename.c (build_def_use): Don't copy RTX.
13625 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13627 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13628 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13629 punctuation. Use @ref instead of @xref.
13630 (Function Names): Remove stray @display/@end display.
13631 (C++ Attributes): Use @ref instead of @xref.
13632 (Deprecated Features): Fix punctuation around @xref.
13633 (Backwards Compatibility): Likewise.
13634 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13636 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13638 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13639 constants for E500 double.
13641 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13643 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13644 element type of const_vector.
13646 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13648 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13649 Remove FLAGS_REG clobber from expander pattern.
13650 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13651 (anddi3, andsi3, andhi3, andqi3): Ditto.
13652 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13653 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13654 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13655 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13656 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13657 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13658 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13659 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13661 2008-06-28 Richard Guenther <rguenther@suse.de>
13663 * tree-ssa-structalias.c (callused_id, var_callused,
13664 callused_tree): Add.
13665 (handle_pure_call): New function.
13666 (find_func_aliases): Call it.
13667 (find_what_p_points_to): Handle the call-used set.
13668 (clobber_what_escaped): Likewise.
13669 (compute_call_used_vars): New function.
13670 (init_base_vars): Init the call-used variable.
13671 (do_sd_constraint): Do not propagate the solution from CALLUSED
13672 but use CALLUSED as a placeholder.
13673 (solve_graph): Likewise.
13674 * tree-flow-inline.h (gimple_call_used_vars): New function.
13675 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13676 (compute_call_used_vars): Declare.
13677 * tree-ssa-alias.c (set_initial_properties): Call
13678 compute_call_used_vars.
13679 (reset_alias_info): Clear call-used variables.
13680 (add_call_clobber_ops): Assert we are not called for const/pure
13681 functions. Remove handling of them.
13682 (add_call_read_ops): Handle pure functions by adding the
13683 call-used set of variables as VUSEs.
13684 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13685 (delete_tree_ssa): Free it.
13686 * tree-dfa.c (remove_referenced_var): Clear the var from the
13689 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13691 * tree.c (build_varargs_function_type_list): New.
13692 (build_function_type_list_1): New.
13693 (build_function_type_list): Use build_function_type_list_1.
13694 * tree.h (build_varargs_function_type_list): New.
13696 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13699 * config/spu/spu.c (spu_builtin_splats): Do not generate
13700 invalid CONST_VECTOR expressions.
13701 (spu_expand_vector_init): Likewise.
13703 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13705 * optabs.c (libfunc_decls): New variable.
13706 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13707 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13708 for the same function twice.
13710 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13712 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13713 ix86_expand_binary_operator directly.
13714 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13716 (*ashrti3_1): Ditto.
13717 (*lshrti3_1): Ditto.
13718 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13719 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13720 using only one splitter. Conditionaly execute splitter before or
13721 after peephole2 pass.
13722 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13723 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13724 Use only one alternative in asm template.
13725 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13727 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13728 "J" operand constraint for operand 2.
13729 (*ashldi3_cconly_rex64): Ditto.
13730 (*ashrdi3_cmp_rex64): Ditto.
13731 (*ashrdi3_cconly_rex64): Ditto.
13732 (*lshrdi3_cmp_rex64): Ditto.
13733 (*lshrdi3_cconly_rex64): Ditto.
13734 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13735 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13736 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13739 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13741 * gimplify.c (omp_is_private): Don't return true if decl is not
13742 already private on #pragma omp for or #pragma omp parallel for.
13745 * tree-cfg.c (struct move_stmt_d): Replace block field with
13746 orig_block and new_block fields.
13747 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13748 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13749 (move_block_to_fn): Replace vars_map and new_label_map arguments
13750 with struct move_stmt_d pointer.
13751 (replace_block_vars_by_duplicates): New function.
13752 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13753 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13754 all subblocks of ORIG_BLOCK to the new function. Call
13755 replace_block_vars_by_duplicates.
13756 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13757 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13758 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13759 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13760 (expand_omp): Temporarily set input_location to the location of
13761 region's controlling stmt.
13762 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13763 BIND_EXPR, push ctx->block_vars and gimplification vars into
13764 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13765 into dest function.
13766 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13767 there are any BLOCK_VARS.
13768 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13769 OMP_PARALLEL or OMP_TASK stmt.
13770 (lower_omp): Save and restore input_location around the lower_omp_1
13773 2008-06-27 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/36400
13776 PR tree-optimization/36373
13777 PR tree-optimization/36344
13778 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13779 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13780 (update_alias_info): Remove call clobbering code.
13781 (make_constraint_to): New helper function.
13782 (make_escape_constraint): Likewise.
13783 (handle_rhs_call): Use it on all pointer containing arguments.
13784 Also mark the static chain escaped.
13785 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13786 instead of ANYTHING.
13787 (make_constraint_from): New helper split out from ...
13788 (make_constraint_from_anything): ... here.
13789 (find_func_aliases): Add constraints for escape sites.
13790 (intra_create_variable_infos): Make constraints from NONLOCAL
13792 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13794 (clobber_what_p_points_to): Remove.
13795 (clobber_what_escaped): New function.
13796 (init_base_vars): Init NONLOCAL and ESCAPED.
13797 (do_sd_constraint): Do not propagate the solution from ESCAPED
13798 but use ESCAPED as a placeholder.
13799 (solve_graph): Likewise.
13800 * tree-flow.h (clobber_what_p_points_to): Remove.
13801 (clobber_what_escaped): Declare.
13802 * tree-ssa-alias.c (set_initial_properties): Call it.
13803 Remove code clobbering escaped pointers.
13805 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13807 * function.c (allocate_struct_function): Only allocate a unique
13808 funcdef_no if the decl is nonzero.
13810 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13812 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13813 * config/mips/mips.c (mips_split_const_insns): New function.
13814 * config/mips/mips.md (move_type): New attribute.
13815 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13816 (dword_mode): New attribute.
13817 (type): Avoid long line. Map "move_type"s to "type"s,
13818 choosing "multi" for doubleword moves if appropriate.
13819 Swap MTC/MFC comments to match their declaration order.
13820 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13821 "type" is "branch" or "jal" is "direct".
13822 (length): Handle "extended_mips16" first. Make the default
13823 "0" for "ghost" instructions. Set the length from "move_type".
13824 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13825 of "type", with "sll0" for the register alternative. Remove the
13826 "extended_mips16" attribute.
13827 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13828 of "type", with "shift_shift" for the register alternative.
13829 Remove the "length" attribute.
13830 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13831 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13832 of "type", with "andi" for the register alternative.
13833 (*zero_extendqihi2): Likewise.
13834 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13835 of "andi" instead of a "type" of "arith".
13836 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13838 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13839 (mov_<store>r, *mov<mode>_ra): Likewise.
13840 (extendsidi2): Use "move_type" instead of "type", with "move"
13841 for the register alternative.
13842 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13843 of "type", with "signext" for the register alternative.
13844 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13845 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13846 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13847 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13848 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13849 (unnamed branch insn): Likewise.
13850 (*movdi_gp32_fp64): Fold into...
13851 (*movdi_32bit): ...here.
13852 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13853 (*movdf_hardfloat): ...this new pattern.
13854 (*movdf_softfloat): Remove redundant FPR alternatives.
13855 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13856 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13857 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13858 the "move" attribute.
13859 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13860 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13861 and "store" for COP loads and stores.
13862 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13863 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13864 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13865 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13866 (*movtf_mips16, *movv2sf): Likewise.
13867 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13868 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13869 (mfhc1<mode>): Use "move_type" instead of "move".
13870 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13871 (loadgp_blockage): Remove the "length" attribute.
13872 (blockage, set_got_version, update_got_version): Likewise.
13873 (call_internal): Remove the "extended_mips16" attribute.
13874 (call_value_internal, call_value_multiple_internal): Likewise.
13875 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13877 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13878 the "length" attribute.
13880 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13882 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13883 -Wcast-qual warnings.
13884 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13885 handle_pragma_pop_macro): Likewise.
13886 * collect2.c (resolve_lib_name): Likewise.
13887 * config/arc/arc.c (arc_init): Likewise.
13888 * config/arm/arm.c (neon_builtin_compare,
13889 locate_neon_builtin_icode): Likewise.
13890 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13891 * config/bfin/bfin.c (bfin_init_machine_status,
13892 bfin_optimize_loop): Likewise.
13893 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13894 * config/cris/cris.c (cris_init_expanders): Likewise.
13895 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13896 * config/darwin.c (machopic_indirection_eq,
13897 machopic_indirection_name, machopic_output_indirection): Likewise.
13898 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13899 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13900 frv_optimize_membar): Likewise.
13901 * config/i386/cygwin.h (mingw_scan,
13902 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13903 * config/i386/cygwin1.c (mingw_scan): Likewise.
13904 * config/i386/i386.c (machopic_output_stub): Likewise.
13905 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13906 i386_pe_unique_section): Likewise.
13907 * config/ia64/ia64.c (ia64_init_machine_status,
13908 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13910 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13911 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13912 * config/m68k/m68k.c (m68k_handle_option,
13913 m68k_sched_md_init_global): Likewise.
13914 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13915 mcore_unique_section): Likewise.
13916 * config/mips/mips.c (mips_block_move_straight,
13917 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13919 * config/mmix/mmix.c (mmix_init_machine_status,
13920 mmix_encode_section_info): Likewise.
13921 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13922 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13923 print_operand_address, output_toc, redefine_groups,
13924 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13925 * config/s390/s390.c (s390_init_machine_status): Likewise.
13926 * config/score/score.c (score_block_move_straight,
13927 score_block_move_loop_body): Likewise.
13928 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13929 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13930 * emit-rtl.c (find_auto_inc): Likewise.
13931 * gcc.c (translate_options, process_command): Likewise.
13932 * reorg.c (dbr_schedule): Likewise.
13933 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13934 * xcoffout.c (xcoffout_declare_function): Likewise.
13936 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13938 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13939 ipa-pta working again.
13941 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13943 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13946 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13948 * config.gcc (powerpc*-*-*): Add new core e500mc.
13949 * config/rs6000/e500mc.md: New file.
13950 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13952 (rs6000_override_options): Add e500mc case to
13953 processor_target_table. Altivec and Spe options not allowed
13954 with e500mc. Add isel instruction to e500mc by
13955 default. Initialize rs6000_cost for e500mc.
13956 (rs6000_issue_rate): Set issue rate for e500mc.
13957 * config/rs6000/rs6000.h (processor_type): Add
13958 PROCESSOR_PPCE500MC.
13959 (ASM_CPU_SPEC): Add e500mc.
13960 Set TARGET_ISEL to rs6000_isel.
13961 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13962 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13963 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13965 * doc/invoke.texi: Add e500mc to list of cpus.
13967 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13970 * c-lex.c (lex_charconst): Initialize unsignedp.
13972 2008-06-27 Olivier Hainque <hainque@adacore.com>
13974 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13975 documented assumptions.
13977 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13979 * dwarf2out.c: Remove trailing white spaces. Break long line
13982 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13984 * libfuncs.h (LTI_synchronize): New libfunc_index.
13985 (synchronize_libfunc): Declare.
13986 * builtins.c (expand_builtin_synchronize): Consider using
13987 synchronize_libfunc before falling back on an asm blockage.
13988 * config/mips/mips.c: Include libfuncs.h
13989 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13991 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13993 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13994 parameter. Copy stack_reg to r11 where appropriate.
13995 (no_global_regs_above): Add gpr parameter.
13996 (rs6000_stack_info): Only add padding for SPE save area if we
13997 are saving SPE GPRs and CR.
13998 (saveres_routine_syms): New variable.
13999 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14001 (rs6000_savres_routine_sym): New function.
14002 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14004 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14005 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14006 Tweak FPR out-of-line saving.
14007 (rs6000_make_savres_rtx): New function.
14008 (rs6000_use_multiple_p): New function.
14009 (rs6000_savres_strategy): New function.
14010 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14011 out-of-line if appropriate.
14012 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14013 if we are optimizing for size.
14014 (GP_SAVE_INLINE): Define.
14015 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14016 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14017 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14018 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14019 (*save_fpregs_<mode>): Add use of r11.
14020 (*restore_gpregs_<mode>): New insn.
14021 (*return_and_restore_gpregs_<mode>): New insn.
14022 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14024 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14025 (*restore_gpregs_spe): New insn.
14026 (*return_and_restore_gpregs_spe): New insn.
14027 * config/rs6000/predicates.md (save_world_operation): Fix check.
14029 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14031 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14032 this point, so assert that.
14034 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14036 * cfganal.c: Include vec.h and vecprim.h.
14037 (compute_idf): Import from...
14038 * tree-into-ssa (compute_idf): ...here.
14039 * basic-block.h (compute_idf): Export.
14041 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14043 * c-decl.c (merge_decls): Use !current_function_decl to check for
14044 extern declaration of C99 inline function being at file scope.
14046 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14048 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14050 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14052 * alias.c (record_alias_subset, init_alias_analysis): Fix
14053 -Wc++-compat and/or -Wcast-qual warnings.
14054 * attribs.c (lookup_attribute_spec): Likewise.
14055 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14056 copy_bb, connect_traces,
14057 find_rarely_executed_basic_blocks_and_cr): Likewise.
14058 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14059 note_btr_set, migrate_btr_defs): Likewise.
14060 * builtins.c (result_vector, expand_builtin_memcpy,
14061 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14062 builtin_memset_read_str, expand_builtin_printf,
14063 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14065 * caller-save.c (mark_set_regs): Likewise.
14066 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14067 * cgraph.c (cgraph_edge): Likewise.
14068 * combine.c (likely_spilled_retval_1): Likewise.
14069 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14070 htab_counts_entry_del, get_coverage_counts): Likewise.
14071 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14072 new_cselib_val): Likewise.
14073 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14074 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14076 * df-core.c (df_compact_blocks): Likewise.
14077 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14078 * df-scan.c (df_grow_reg_info, df_ref_create,
14079 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14080 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14081 df_record_entry_block_defs, df_record_exit_block_uses,
14082 df_bb_verify): Likewise.
14083 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14084 DF_REF_EXTRACT_MODE_CONST): New.
14085 * dominance.c (get_immediate_dominator, get_dominated_by,
14086 nearest_common_dominator, root_of_dom_tree,
14087 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14088 -Wc++-compat and/or -Wcast-qual warnings.
14089 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14090 record_store, replace_read, check_mem_read_rtx, scan_insn,
14091 dse_step1, dse_record_singleton_alias_set): Likewise.
14092 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14094 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14096 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14097 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14098 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14099 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14100 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14101 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14102 file_name_acquire, output_file_names, add_const_value_attribute,
14103 premark_used_types_helper, file_table_eq, file_table_hash,
14104 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14105 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14106 -Wcast-qual warnings.
14107 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14108 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14109 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14110 gen_reg_rtx, start_sequence, init_emit): Likewise.
14111 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14112 * except.c (init_eh_for_function, gen_eh_region,
14113 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14114 arh_to_landing_pad, arh_to_label, add_action_record,
14115 add_call_site, switch_to_exception_section): Likewise.
14116 * expmed.c (synth_mult): Likewise.
14117 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14118 store_expr): Likewise.
14119 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14121 * function.c (assign_stack_temp_for_type,
14122 allocate_struct_function, match_asm_constraints_1): Likewise.
14123 * gcov-io.c (gcov_allocate): Likewise.
14124 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14125 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14126 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14127 record_one_set, insert_expr_in_table, insert_set_in_table,
14128 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14129 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14130 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14131 -Wcast-qual warnings.
14133 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14135 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14136 -Wcast-qual warnings.
14137 * gcc.c (process_command): Likewise.
14138 * genattrtab.c (oballoc): Use XOBNEW.
14139 (oballocvec): Define.
14140 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14141 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14142 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14143 -Wc++-compat and/or -Wcast-qual warnings.
14144 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14145 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14146 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14147 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14148 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14149 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14150 add_excls, process_presence_absence_names,
14151 process_presence_absence_patterns, add_presence_absence,
14152 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14153 get_free_state, add_arc, get_free_automata_list_el,
14154 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14155 transform_3, cache_presence, create_ainsns, create_automata,
14156 create_state_ainsn_table, dfa_insn_code_enlarge,
14157 output_trans_func, output_min_issue_delay_func,
14158 output_dead_lock_func, output_reset_func,
14159 output_get_cpu_unit_code_func, output_dfa_start_func,
14160 expand_automata): Likewise.
14161 * genextract.c (gen_insn): Likewise.
14162 * gengtype-lex.l: Likewise.
14163 * gengtype.c (read_input_list, adjust_field_type,
14164 process_gc_options): Likewise.
14165 * genoutput.c (note_constraint): Likewise.
14166 * genpreds.c (mangle, add_constraint): Likewise.
14167 * genrecog.c (process_define_predicate, new_decision,
14168 add_to_sequence): Likewise.
14169 * gensupport.c (record_insn_name): Likewise.
14171 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14173 * config/i386/driver-i386.c (detect_caches_amd,
14174 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14175 and/or -Wcast-qual warnings.
14176 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14177 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14178 gt_pch_save): Likewise.
14179 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14180 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14181 * global.c (compute_regsets): Likewise.
14182 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14183 finish_graph_dump_file): Likewise.
14184 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14185 unlink_bb_notes): Likewise.
14186 * integrate.c (get_hard_reg_initial_val): Likewise.
14187 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14188 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14189 * local-alloc.c (update_equiv_regs): Likewise.
14190 * loop-invariant.c (check_invariant_table_size,
14191 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14193 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14194 altered_reg_used, mark_altered): Likewise.
14195 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14196 insert_var_expansion_initialization,
14197 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14198 release_var_copies): Likewise.
14199 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14200 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14201 analyze_accesses_for_phi_node, check_var_notmodified_p,
14202 check_allocation_function, find_sites_in_func,
14203 record_all_accesses_in_func, transform_access_sites,
14204 transform_allocation_sites): Likewise.
14205 * omp-low.c (new_omp_region, create_omp_child_function_name,
14206 check_omp_nesting_restrictions, check_combined_parallel,
14207 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14208 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14209 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14210 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14212 * opts-common.c (prune_options): Likewise.
14213 * opts.c (add_input_filename, print_filtered_help,
14214 get_option_state): Likewise.
14215 * params.c (add_params): Likewise.
14216 * passes.c (set_pass_for_id, next_pass_1,
14217 do_per_function_toporder, pass_fini_dump_file): Likewise.
14218 * postreload.c (reload_cse_simplify_operands): Likewise.
14219 * predict.c (tree_predicted_by_p, tree_predict_edge,
14220 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14222 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14224 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14226 * recog.c (check_asm_operands, validate_change_1): Likewise.
14227 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14228 subst_asm_stack_regs): Likewise.
14229 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14230 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14231 * regmove.c (reg_is_remote_constant_p): Likewise.
14232 * regrename.c (regrename_optimize, scan_rtx_reg,
14233 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14235 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14236 regstat_compute_calls_crossed): Likewise.
14237 * reload1.c (init_reload, new_insn_chain,
14238 has_nonexceptional_receiver, reload, copy_reloads,
14239 calculate_needs_all_insns, init_elim_table): Likewise.
14240 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14241 * rtl.c (shallow_copy_rtx_stat): Likewise.
14242 * rtlanal.c (parms_set): Likewise.
14243 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14244 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14245 * sched-ebb.c (earliest_block_with_similiar_load,
14246 add_deps_for_risky_insns): Likewise.
14247 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14248 schedule_region): Likewise.
14249 * see.c (eq_descriptor_pre_extension,
14250 hash_descriptor_pre_extension, hash_del_pre_extension,
14251 eq_descriptor_properties, hash_descriptor_properties,
14252 hash_del_properties, see_seek_pre_extension_expr,
14253 see_initialize_data_structures, see_print_register_properties,
14254 see_print_pre_extension_expr, see_delete_merged_def_extension,
14255 see_delete_unmerged_def_extension, see_emit_use_extension,
14256 see_pre_delete_extension, see_map_extension, see_commit_changes,
14257 see_analyze_merged_def_local_prop,
14258 see_analyze_merged_def_local_prop,
14259 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14260 see_set_prop_merged_def, see_set_prop_unmerged_def,
14261 see_set_prop_unmerged_use, see_print_one_extension,
14262 see_merge_one_use_extension, see_merge_one_def_extension,
14263 see_store_reference_and_extension, see_update_uses_relevancy,
14264 see_update_defs_relevancy): Likewise.
14265 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14266 hash_statistics_free, curr_statistics_hash): Likewise.
14267 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14268 expand_asm_operands, expand_return, case_bit_test_cmp,
14269 expand_case): Likewise.
14270 * stor-layout.c (start_record_layout): Likewise.
14271 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14272 gt_pch_save_stringpool): Likewise.
14273 * tree-data-ref.c (hash_stmt_vertex_info,
14274 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14275 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14277 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14280 * config/i386/i386.md : Change constraints of HImode and QImode
14281 immediate operands from "i" to "n". Change SImode "ni" constraint to
14282 "i" and SImode "rmi" constraint to "g". Remove all constraints
14283 from const0_operand and const1_operand predicated operands.
14284 (i): Change QImode and HImode attribute from "i" to "n".
14285 (*subqi_2): Change HImode operands to QImode.
14288 2008-06-25 Olivier Hainque <hainque@adacore.com>
14290 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14293 2008-06-25 Richard Guenther <rguenther@suse.de>
14295 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14296 not overflow the result type.
14298 2008-06-25 Richard Guenther <rguenther@suse.de>
14300 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14301 (vn_lookup): Likewise.
14303 2008-06-25 Richard Guenther <rguenther@suse.de>
14305 PR tree-optimization/35518
14306 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14307 * tree-sra.c (instantiate_element): Use fold_build3 to build
14309 (try_instantiate_multiple_fields): Likewise.
14311 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14313 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14316 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14318 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14319 use_backchain_to_restore_sp to true
14320 if the offset of the link register save area would go over the 32k - 1
14321 offset limit of the load
14324 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14326 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14327 anchor for the type-punning blurb. Cross-reference "Structures
14328 unions enumerations and bit-fields implementation". Provide a
14329 cast-through-pointer example. Make final sentence self-contained.
14330 * doc/implement-c.texi (Structures unions enumerations and
14331 bit-fields implementation): Cross-reference the type-punning blurb
14332 in the -fstrict-aliasing documentation.
14334 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14336 PR middle-end/36594
14337 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14338 the memory instead of the memory itself for the save area.
14340 2008-06-24 Olivier Hainque <hainque@adacore.com>
14341 Nicolas Roche <roche@adacore.com>
14343 * gengtype.c (srcdir_len): size_t instead of int.
14344 (get_file_realbasename): New function. For F a filename, the real
14345 basename of F, with all the path components stripped.
14346 (get_file_srcdir_relative_path): New function. For F a filename, the
14347 relative path to F from $(srcdir).
14348 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14349 get_file_realbasename. Adjust the head comment.
14350 (get_prefix_langdir_index): New function. For F a filename, return the
14351 lang_dir_names[] relative index of the language directory that is
14353 (get_file_langdir): For F a filename, return the name of the language
14354 directory where F is located.
14355 (get_file_gtfilename): New function. The gt- output file name for an
14357 (get_output_file_with_visibility): Replace in-line computations with
14358 uses of get_file_gtfilename and get_prefix_langdir_index.
14359 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14361 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14363 PR tree-optimization/36504
14364 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14365 references without base address.
14367 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14369 PR middle-end/36584
14370 * calls.c (expand_call): Increase alignment for recursive functions.
14372 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14374 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14375 (TARGET_FUNCTION_VALUE): New define.
14376 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14377 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14379 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14381 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14382 (fmod<mode>3): Ditto.
14383 (remainderxf3): Ditto.
14384 (remainder<mode>3): Ditto.
14386 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14389 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14390 REG is a hard register.
14392 PR tree-optimization/36508
14393 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14394 499, don't check it at all in release compilers.
14396 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14398 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14399 together with SSE_TARGET_MATH to disable insn pattern.
14400 (*fop_<MODEF:mode>_2_i387): Ditto.
14401 (*fop_<MODEF:mode>_3_i387): Ditto.
14403 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14405 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14407 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14409 PR middle-end/34906
14410 * gimplify.c (gimplify_asm_expr): Check the return code of
14411 parse_output_constraint call, set function return and is_inout
14412 value if it failed.
14414 2008-06-22 Ian Lance Taylor <iant@google.com>
14416 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14417 (narrowest_signed_type): Likewise.
14418 * c-typeck.c (c_common_type): Change local variable mclass to enum
14420 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14421 tcc_comparison, not the tree code itself.
14422 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14423 (c_expand_expr): Cast modifier to enum expand_modifier.
14424 * c-common.h (C_RID_CODE): Add casts.
14425 (C_SET_RID_CODE): Define.
14426 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14427 (c_lex_one_token): Add cast to avoid warning.
14428 (c_parser_objc_type_name): Rename local typename to type_name.
14429 (check_no_duplicate_clause): Change code parameter to enum
14431 (c_parser_omp_var_list_parens): Change kind parameter to enum
14433 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14434 c_parser_omp_list_var_parens.
14435 (c_parser_omp_threadprivate): Likewise.
14436 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14437 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14438 * c-format.c (NO_FMT): Define.
14439 (printf_length_specs): Use NO_FMT.
14440 (asm_fprintf_length_specs): Likewise.
14441 (gcc_diag_length_specs): Likewise.
14442 (scanf_length_specs): Likewise.
14443 (strfmon_length_specs): Likewise.
14444 (gcc_gfc_length_specs): Likewise.
14445 (printf_flag_specs): Change 0 to STD_C89.
14446 (asm_fprintf_flag_specs): Likewise.
14447 (gcc_diag_flag_specs): Likewise.
14448 (gcc_cxxdiag_flag_specs): Likewise.
14449 (scanf_flag_specs): Likewise.
14450 (strftime_flag_specs): Likewise.
14451 (strfmon_flag_specs): Likewise.
14452 (print_char_table): Likewise.
14453 (asm_fprintf_char_table): Likewise.
14454 (gcc_diag_char_table): Likewise.
14455 (gcc_tdiag_char_table): Likewise.
14456 (gcc_cdiag_char_table): Likewise.
14457 (gcc_cxxdiag_char_table): Likewise.
14458 (gcc_gfc_char_table): Likewise.
14459 (scan_char_table): Likewise.
14460 (time_char_table): Likewis.
14461 (monetary_char_table): Likewise.
14462 * c-format.h (BADLEN): Likewise.
14464 2008-06-21 Ian Lance Taylor <iant@google.com>
14466 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14467 Define END_OF_BASE_TREE_CODES around inclusion.
14468 * tree.c (tree_code_type): New global array.
14469 (tree_code_length, tree_code_name): Likewise.
14470 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14471 $(lang_tree_files).
14472 (all-tree.def, s-alltree): New targets.
14473 (gencheck.h, s-gencheck): Remove.
14474 (tree.o): Depend upon all-tree.def.
14475 (build/gencheck.o): Remove gencheck.h dependency.
14476 (mostlyclean): Don't remove gencheck.h.
14477 * c-common.h (enum c_tree_code): Remove.
14478 * c-lang.c (tree_code_type): Remove.
14479 (tree_code_length, tree_code_name): Remove.
14480 * gencheck.c (tree_codes): Include all-tree.def, rather than
14481 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14483 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14485 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14486 (operator_name_info): Size to MAX_TREE_CODES.
14487 (assignment_operator_name_info): Likewise.
14488 * cp/cp-lang.c (tree_code_type): Remove.
14489 (tree_code_length, tree_code_name): Remove.
14490 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14491 (assignment_operator_name_info): Likewise.
14492 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14494 * cp/mangle.c (write_expression): Likewise.
14495 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14496 * fortran/f95-lang.c (tree_code_type): Remove.
14497 (tree_code_length, tree_code_name): Remove.
14498 * java/java-tree.h (enum java_tree_code): Remove.
14499 * java/lang.c (tree_code_type): Remove.
14500 (tree_code_length, tree_code_name): Remove.
14501 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14502 * objc/objc-act.h (enum objc_tree_code): Remove.
14503 * objc/objc-lang.c (tree_code_type): Remove.
14504 (tree_code_length, tree_code_name): Remove.
14505 * objcp/objcp-lang.c (tree_code_type): Remove.
14506 (tree_code_length, tree_code_name): Remove.
14507 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14508 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14509 * ada/misc.c (tree_code_type): Remove.
14510 (tree_code_length, tree_code_name): Remove.
14512 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14514 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14515 the grand_bitmap_obstack.
14517 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14519 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14520 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14521 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14522 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14523 move_stmt_r, new_label_mapper): Likewise.
14524 * tree-complex.c (cvc_lookup): Likewise.
14525 * tree-dfa.c (create_function_ann): Likewise.
14526 * tree-dump.c (dump_register): Likewise.
14527 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14528 find_phi_replacement_condition): Likewise.
14529 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14530 tree_function_versioning): Likewise.
14531 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14532 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14533 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14534 get_nonlocal_debug_decl, convert_nonlocal_reference,
14535 convert_nonlocal_omp_clauses, get_local_debug_decl,
14536 convert_local_reference, convert_local_omp_clauses,
14537 convert_nl_goto_reference, convert_nl_goto_receiver,
14538 convert_tramp_reference, convert_call_expr): Likewise.
14539 * tree-outof-ssa.c (contains_tree_r): Likewise.
14540 * tree-parloops.c (reduction_phi, initialize_reductions,
14541 eliminate_local_variables_1, add_field_for_reduction,
14542 add_field_for_name, create_phi_for_local_result,
14543 create_call_for_reduction_1, create_loads_for_reductions,
14544 create_stores_for_reduction, create_loads_and_stores_for_name):
14546 * tree-phinodes.c (allocate_phi_node): Likewise.
14547 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14548 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14549 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14550 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14551 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14552 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14553 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14554 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14555 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14556 vn_nary_op_insert): Likewise.
14557 * tree-ssa.c (redirect_edge_var_map_add,
14558 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14559 * tree-vectorizer.c (vectorize_loops): Likewise.
14560 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14561 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14562 tree_cons_stat, build1_stat, build_variant_type_copy,
14563 decl_init_priority_lookup, decl_fini_priority_lookup,
14564 decl_priority_info, decl_restrict_base_lookup,
14565 decl_restrict_base_insert, decl_debug_expr_lookup,
14566 decl_debug_expr_insert, decl_value_expr_lookup,
14567 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14568 type_hash_add, get_file_function_name, tree_check_failed,
14569 tree_not_check_failed, tree_range_check_failed,
14570 omp_clause_range_check_failed, build_omp_clause,
14571 build_vl_exp_stat): Likewise.
14572 * value-prof.c (gimple_histogram_value,
14573 gimple_duplicate_stmt_histograms): Likewise.
14574 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14575 unshare_variable, variable_union_info_cmp_pos, variable_union,
14576 dataflow_set_different_1, dataflow_set_different_2,
14577 vt_find_locations, variable_was_changed, set_variable_part,
14578 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14579 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14580 section_entry_hash, object_block_entry_eq,
14581 object_block_entry_hash, create_block_symbol,
14582 initialize_cold_section_name, default_function_rodata_section,
14583 strip_reg_name, set_user_assembler_name, const_desc_eq,
14584 build_constant_desc, output_constant_def, lookup_constant_def,
14585 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14586 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14587 default_internal_label): Likewise.
14588 * varray.c (varray_init, varray_grow): Likewise.
14589 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14591 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14593 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14594 operators for "test" insn. Macroize insn using SWI mode macro.
14595 (*jcc_fused_2): Ditto.
14596 (*jcc_fused_3): Macroize insn using SWI mode macro.
14597 (*jcc_fused_4): Ditto.
14599 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14601 * tree-ssa-pre.c: Fix typo in comment.
14602 (init_antic, fini_antic): Add explicit funtions for
14603 initializing and deinitializing ANTIC and AVAIL sets.
14604 (create_expression_by_pieces): Fix typo in comment.
14605 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14606 (execute_pre): Eventually dump details about ANTIC_IN.
14608 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14610 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14611 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14612 add_to_obstack, file_at_path, find_a_file, execute,
14613 add_preprocessor_option, add_assembler_option, add_linker_option,
14614 process_command, insert_wrapper, do_option_spec, do_self_spec,
14615 spec_path, do_spec_1, is_directory, main, used_arg,
14616 getenv_spec_function): Likewise.
14617 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14618 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14621 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14623 * doc/rtl.texi: Updated subreg section.
14625 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14628 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14629 node->needed and node->reachable.
14630 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14631 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14632 (expand_task_call): Don't call expand_task_copyfn.
14633 (expand_task_copyfn): Renamed to...
14634 (finalize_task_copyfn): ... this.
14636 2008-06-19 Jan Hubicka <jh@suse.cz>
14638 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14639 clobbering framepointer.
14641 2008-06-19 Jan Hubicka <jh@suse.cz>
14643 * tree-optimize.c (execute_early_local_optimizations): Set
14644 cgraph_state only at first invocation.
14646 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14648 * system.h (-Wc++-compat): Activate as a warning, no an error.
14650 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14652 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14653 instead of "#" in insn asm template.
14654 (*jcc_fused_2): Ditto.
14656 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14658 * config/i386/i386.h (ix86_tune_indices)
14659 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14660 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14661 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14662 (*jcc_fused_2): Ditto.
14663 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14664 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14665 (print operand): Handle 'E' and 'e' code.
14667 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14669 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14670 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14673 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14675 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14677 (cgraph_expand_function): Use local copy of decl.
14678 (cgraph_expand_all_functions): Remove redundant initialization of
14680 (cgraph_optimize): Reword internal_error message.
14682 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14684 * arm-protos.h (arm_return_in_memory): Remove public
14685 arm_return_in_memory() prototype.
14686 * arm.c (arm_return_in_memory): Add static prototype, add target
14687 hook macro, change definition and comments.
14688 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14690 2008-06-19 Ben Elliston <bje@au.ibm.com>
14692 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14693 real.c: Remove references to IEEE 754R.
14694 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14695 * doc/libgcc.texi (Decimal float library routines): Likewise.
14697 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14699 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14700 (default_unwind_word_mode): Add prototype.
14701 * targhooks.c (default_unwind_word_mode): New function.
14702 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14703 instead of word_mode.
14704 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14705 (TARGET_INITIALIZER): Use it.
14707 * c-common.c (handle_mode_attribute): Support "unwind_word"
14709 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14711 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14712 word_mode to access SjLj_Function_Context member "data".
14713 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14714 conversion from targetm.eh_return_filter_mode () to
14715 targetm.unwind_word_mode () if they differ.
14717 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14718 (BT_FN_UNWINDWORD_PTR): New function type.
14719 (BT_FN_WORD_PTR): Remove.
14720 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14721 * except.c (expand_builtin_extend_pointer): Convert pointer to
14722 targetm.unwind_word_mode () instead of word_mode.
14724 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14725 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14726 (spu_unwind_word_mode): New function.
14727 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14728 (TARGET_UNWIND_WORD_MODE): Define.
14729 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14731 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14733 * config/spu/spu.c (reg_align): Remove.
14734 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14735 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14736 (spu_split_store): Likewise.
14738 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14740 * gcc/tree-vn.c: Fix typo in comment.
14742 2008-06-18 Jan Hubicka <jh@suse.cz>
14744 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14745 toplevel reorder too.
14747 2008-06-18 Jan Hubicka <jh@suse.cz>
14749 * c-opts.c (c_common_post_options): PCH is not compatible with
14751 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14752 -fno-toplevel-reorder by default now.
14754 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14756 PR documentation/30739
14757 * doc/install.texi (Prerequisites): Document dependency on awk.
14759 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14760 Ian Lance Taylor <iant@google.com>
14762 PR rtl-optimization/35604
14763 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14764 only want to change jump destinations, not eventual label comparisons.
14766 2008-06-16 Jan Hubicka <jh@suse.cz>
14768 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14770 (cgraph_analyze_function): Likewise.
14772 2008-06-16 Jan Hubicka <jh@suse.cz>
14774 * cgraph.h (cgraph_mark_if_needed): New function.
14775 * cgraphunit.c (cgraph_mark_if_needed): New function.
14776 * c-decl.c (duplicate_decl): Use it.
14778 2008-06-16 Jan Hubicka <jh@suse.cz>
14780 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14783 2008-06-16 Jan Hubicka <jh@suse.cz>
14785 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14787 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14788 Kazu Hirata <kazu@codesourcery.com>
14789 Maxim Kuvyrkov <maxim@codesourcery.com
14791 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14792 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14793 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14794 EXTRA_SPEC_FUNCTIONS.
14795 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14796 (DRIVER_SELF_SPECS): Adjust.
14797 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14798 * config/mips/st.h, config/mips/t-st: New.
14799 * config/mips/driver-native.c, config/mips/x-native: New.
14800 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14803 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14805 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14807 (ISA_HAS_FP_CONDMOVE): New macro.
14808 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14809 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14810 (ISA_HAS_NMADD3_NMSUB3): New macro.
14811 * config/mips/mips.c (mips_rtx_costs): Update.
14812 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14813 compiling for ST Loongson 2E/2F.
14814 (madd<mode>): Rename to madd4<mode>. Update.
14815 (madd3<mode>): New pattern.
14816 (msub<mode>): Rename to msub4<mode>. Update.
14817 (msub3<mode>): New pattern.
14818 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14819 (nmadd3<mode>): New pattern.
14820 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14821 (nmadd3<mode>_fastmath): New pattern.
14822 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14823 (nmsub3<mode>): New pattern.
14824 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14825 (nmsub3<mode>_fastmath): New pattern.
14826 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14828 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14830 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14831 (DF_REF_INSN_INFO): New.
14832 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14833 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14834 with a NULL DF_REF_INSN_INFO.
14835 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14837 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14838 DF_INSN_INFO_EQ_USES): New.
14839 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14840 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14841 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14842 * df-core.c: Update comment for above changes.
14843 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14844 DF_INSN_UID_* macros.
14845 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14846 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14847 insn rtx. Update all callers.
14848 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14849 df_ref_create_structure, df_insn_refs_collect): Likewise.
14850 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14851 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14852 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14853 macros to access the insn refs.
14854 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14855 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14856 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14857 for accessing the refs.
14858 (try_fwprop_subst): Likewise.
14859 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14860 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14861 for accessing the refs.
14862 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14863 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14864 to look at the insn refs.
14865 (record_uses): Likewise.
14866 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14868 (mark_artificial_uses): Don't mark_insn for artificial refs.
14869 (mark_reg_rependencies): Likewise.
14871 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14873 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14875 * configure: Regenerate.
14877 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14879 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14880 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14881 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14883 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14885 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14886 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14887 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14889 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14891 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14892 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14893 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14895 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14897 * tree-ssa-sccvn.c: Fix format of comments.
14899 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14901 * cgraph.c: Remove unneeded forward declarations of eq_node()
14904 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14906 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14908 (see_update_relevancy): Likewise.
14909 * fwprop.c (try_fwprop_subst): Likewise.
14910 * rtlanal.c (noop_move_p): Likewise.
14911 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14912 notes to non-existing libcall blocks.
14913 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14915 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14916 (dead_libcall_p): Remove.
14917 (delete_trivially_dead_insns): Don't use it.
14918 * web.c (union_defs): Remove comment about keeping nops.
14919 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14920 (compute_hash_table_work): Don't track libcall notes.
14921 (do_local_cprop): Don't take libcall pointers. Don't update
14923 (adjust_libcall_notes): Deleted.
14924 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14925 ever have existed in the first place).
14926 (replace_store_insn): Don't try to remove libcall notes.
14927 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14928 (resolve_reg_notes): Don't call them.
14929 (resolve_simple_move): Likewise.
14930 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14931 Don't remove REG_RETVAL notes.
14932 * emit-rtl.c (try_split): Don't update libcall notes.
14933 (emit_copy_of_insn_after): Dito.
14934 * cselib.c (cselib_current_insn_in_libcall): Remove.
14935 (cselib_process_insn): Don't set/clear it.
14936 (new_elt_loc_list): Don't record it.
14937 (cselib_init): Don't initialize it.
14938 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14939 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14941 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14942 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14943 (init_deps): Don't initialize it.
14944 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14945 * combine.c (delete_noop_moves): Don't update libcall notes.
14946 (can_combine_p): Remove now pointless #if 0 block.
14947 (try_combine): Remove another obsolete #if 0 block.
14948 (distribute_notes): Don't distribute libcall notes.
14949 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14950 * dce.c (libcall_dead_p): Remove.
14951 (delete_unmarked_insns): Don't handle libcall blocks.
14952 (preserve_libcall_for_dce): Remove.
14953 (prescan_insns_for_dce): Don't special-case libcall block insns.
14954 * reload1 (reload): Don't handle libcall notes.
14955 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14958 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14960 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14961 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14962 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14964 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14966 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14968 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14970 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14972 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14974 2008-06-16 Ira Rosen <irar@il.ibm.com>
14976 PR tree-optimization/36493
14977 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14978 the arguments list. Use VECTYPE to create vector pointer.
14979 (vectorizable_store): Fail if accesses through a pointer to vectype
14980 do not alias the original memory reference operands.
14981 Call vect_create_data_ref_ptr without the removed argument.
14982 (vectorizable_load): Likewise.
14983 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14986 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14989 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14990 reg_equiv_constant.
14992 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14994 * config/mips/loongson2ef.md: New file.
14995 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14996 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14997 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14998 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14999 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15001 (loongson2ef.md): New include.
15002 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15003 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15004 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15005 (loongson_gt_<mode>, loongson_extract_halfword)
15006 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15007 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15008 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15009 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15010 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15011 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15012 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15013 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15014 (vec_interleave_low<mode>): Define type attribute.
15015 * config/mips/mips.c (mips_ls2): New static variable.
15016 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15017 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15018 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15019 Implement target scheduling hooks.
15020 (mips_multipass_dfa_lookahead): Update to handle tuning for
15022 (mips_sched_init): Initialize data for Loongson scheduling.
15023 (mips_ls2_variable_issue): New static function.
15024 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15026 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15027 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15028 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15029 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15030 Handle ST Loongson 2E/2F cores.
15031 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15033 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15035 * omp-low.c (extract_omp_for_data): Fix comment typo.
15038 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15040 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15041 FIXME note about gcc/config.guess.
15042 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15043 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15044 * doc/cppopts.texi: Likewise.
15045 * doc/extend.texi: Likewise.
15046 * doc/gcc.texi: Likewise.
15047 * doc/gccint.texi: Likewise.
15048 * doc/gcov.texi: Likewise.
15049 * doc/gty.texi: Likewise.
15050 * doc/hostconfig.texi: Likewise.
15051 * doc/install.texi: Likewise.
15052 * doc/invoke.texi: Likewise.
15053 * doc/loop.texi: Likewise.
15054 * doc/makefile.texi: Likewise.
15055 * doc/md.texi: Likewise.
15056 * doc/passes.texi: Likewise.
15057 * doc/tm.texi: Likewise.
15058 * doc/tree-ssa.texi: Likewise.
15059 * doc/trouble.texi: Likewise.
15061 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15062 Nathan Sidwell <nathan@codesourcery.com>
15063 Maxim Kuvyrkov <maxim@codesourcery.com>
15064 Richard Sandiford <rdsandiford@googlemail.com>
15066 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15067 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15068 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15070 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15071 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15072 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15074 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15075 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15076 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15077 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15078 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15079 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15080 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15081 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15082 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15083 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15084 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15085 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15086 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15087 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15088 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15089 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15090 (mips_builtins): Add Loongson builtins.
15091 (mips_loongson_2ef_bdesc): New.
15092 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15093 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15094 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15095 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15097 (mips_expand_vector_init): New.
15098 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15099 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15101 * config/mips/mips.md: Add unspec numbers for Loongson
15102 builtins. Include loongson.md.
15103 (MOVE64): Include Loongson vector modes.
15104 (SPLITF): Include Loongson vector modes.
15105 (HALFMODE): Handle Loongson vector modes.
15106 * config/mips/loongson.md: New.
15107 * config/mips/loongson.h: New.
15108 * config.gcc: Add loongson.h header for mips*-*-* targets.
15109 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15111 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15113 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15114 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15115 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15116 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15117 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15118 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15119 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15120 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15121 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15122 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15123 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15124 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15125 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15126 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15127 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15128 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15129 Remove use_fixproto=yes.
15130 (ia64*-*-hpux*): Remove comment about using fixproto.
15131 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15133 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15135 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15137 * configure: Regenerate.
15139 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15141 PR middle-end/36520
15142 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15143 before evaluating it.
15145 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15148 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15149 nested inline functions.
15150 (start_decl, start_function): Don't invert DECL_EXTERNAL
15151 for nested inline functions.
15153 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15155 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15156 splits that must be made for correctness.
15158 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15160 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15161 (AVAIL_NON_MIPS16): Likewise.
15162 (mips_builtin_description): Replace target_flags with a predicate.
15163 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15164 (dspr2_32): New availability predicates.
15165 (MIPS_BUILTIN): New macro.
15166 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15167 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15168 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15169 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15170 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15171 (mips_dsp_32only_bdesc): Merge into...
15172 (mips_builtins): ...this new array.
15173 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15174 (mips_init_builtins): Update after above changes.
15175 (mips_expand_builtin_1): Merge into...
15176 (mips_expand_builtin): ...here and update after above changes.
15178 2008-06-12 Paul Brook <paul@codesourcery.com>
15180 * longlong.h (__arm__): Define count_leading_zeros.
15181 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15182 (clzsi2, clzdi2): New functions.
15183 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15184 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15185 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15186 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15187 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15188 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15189 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15190 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15191 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15192 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15194 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15196 * config/m68k/m68k.c (m68k_tune_flags): New.
15197 (override_options): Compute m68k_tune_flags.
15198 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15199 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15201 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15203 PR middle-end/36506
15204 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15206 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15208 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15209 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15211 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15213 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15214 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15216 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15218 PR middle-end/36506
15219 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15222 2008-06-12 Richard Guenther <rguenther@suse.de>
15224 PR tree-optimization/36345
15225 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15226 add memory_tag_needed flag.
15227 (may_alias_p): Declare.
15228 * tree-ssa-alias.c (may_alias_p): Export.
15229 (set_initial_properties): Use memory_tag_needed flag.
15230 (update_reference_counts): Likewise.
15231 (reset_alias_info): Reset memory_tag_needed flag.
15232 (create_name_tags): Check memory_tag_needed flag.
15233 (dump_points_to_info_for): Dump it.
15234 * tree-ssa-structalias.c (struct variable_info): Remove
15235 directly_dereferenced flag.
15236 (new_var_info): Do not initialize it.
15237 (process_constraint_1): Do not set it.
15238 (update_alias_info): Set is_dereferenced flag.
15239 (set_uids_in_ptset): Use may_alias_p.
15240 (set_used_smts): Check memory_tag_needed flag.
15241 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15242 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15243 memory_tag_needed flag.
15244 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15245 from broken design.
15247 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15249 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15250 red zone for w64 abi.
15251 (ix86_expand_prologue): Likewise.
15252 (ix86_force_to_memory): Likewise.
15253 (ix86_free_from_memory): Likewise.
15255 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15258 * config/rs6000/rs6000.c (rs6000_override_options): Set
15259 rs6000_isel conditionally to the absence of comand line override.
15260 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15261 Remove duplicate rs6000_isel setting.
15262 * config/rs6000/eabispe.h: Ditto.
15264 2008-06-11 Richard Guenther <rguenther@suse.de>
15266 * alias.c (get_alias_set): Use the element alias-set for arrays.
15267 (record_component_aliases): For arrays and vectors do nothing.
15268 * c-common.c (strict_aliasing_warning): Handle the cases
15269 of alias set zero explicitly.
15270 * Makefile.in (dfp.o-warn): Add -Wno-error.
15272 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15274 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15276 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15277 tune_32 tune_64 to supported_defaults. Allow values not
15278 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15279 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15280 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15281 with_cpu_64 to generic for 64-bit-supporting configurations, not
15282 with_cpu. Remove FIXMEs.
15283 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15284 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15285 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15286 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15287 arch_32 and arch_64.
15289 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15290 Olivier Hainque <hainque@adacore.com>
15292 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15293 Use DECL_SIZE_UNIT to retrieve the size of the field.
15295 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15297 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15298 with function calls after declarations. Lay out
15299 neon_float_type_node before further use.
15301 2008-06-11 Richard Guenther <rguenther@suse.de>
15303 * tree-flow.h (may_point_to_global_var): Declare.
15304 * tree-ssa-alias.c (may_point_to_global_var): New function.
15305 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15307 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15309 * configure.ac: Teach that fido supports .debug_line.
15310 * configure: Regenerate.
15312 2008-06-10 Tom Tromey <tromey@redhat.com>
15314 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15317 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15319 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15320 (encode_decimal64, decode_decimal64, encode_decimal128,
15321 decode_decimal128): Reverse order of 32-bit parts of value if host
15322 and target endianness differ.
15324 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15326 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15327 Avoid division by 0.
15328 (tree_mod_pow2_value_transform): Likewise.
15329 (tree_ic_transform): Likewise.
15330 (tree_stringops_transform): Likewise.
15331 (tree_mod_subtract_transform): Likewise.
15332 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15333 (copy_edges_for_bb): Likewise.
15334 (initialize_cfun): Likewise.
15336 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15338 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15339 nonmemory_operand. Add "N" operand constraint.
15341 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15342 (*jcc_btsi_mask): Ditto.
15343 (*jcc_btsi_mask_1): Ditto.
15345 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15347 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15348 TYPE_CANONICAL for copied element type.
15350 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15353 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15354 Add m_CORE2 and m_GENERIC.
15355 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15356 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15358 (*jcc_btdi_rex64): New instruction and split pattern.
15359 (*jcc_btsi): Ditto.
15360 (*jcc_btsi_1): Ditto.
15361 (*btsq): Fix Intel asm dialect operand order.
15365 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15367 PR middle-end/36447
15368 * simplify-rtx.c (simplify_subreg): Add check for shift count
15371 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15373 * doc/md.texi: Synchronize with later constraints.md change.
15374 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15375 with a C implementation.
15376 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15378 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15379 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15380 when moving to and from MD_REGNUM.
15381 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15382 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15383 Handle byte and halfword moves.
15384 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15386 * config/mips/constraints.md (h): Turn into NO_REGS.
15387 (l, x): Update documentation.
15388 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15389 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15390 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15391 (HILO): New mode iterator.
15393 (any_div): New code iterator.
15394 (u): Extend code attribute to div and udiv.
15395 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15396 d_operand in the splitters. Remove redundant CONST_INT checks.
15397 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15398 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15399 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15400 accordingly, using normal moves instead of unspecs to move LO into
15401 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15402 (<u>mulsidi3): Handle expansion in C code.
15403 (<u>mulsidi3_32bit_internal): Rename to...
15404 (<u>mulsidi3_32bit): ...this.
15405 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15406 (*<u>mulsidi3_64bit): Rename to...
15407 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15408 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15409 to set LO and HI to the multiplication result. Use a normal move
15410 for MFLO and an unspec for MFHI.
15411 (*<u>mulsidi3_64bit_parts): Replace with...
15412 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15413 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15414 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15415 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15416 instead of HI. Split the instruction into a separate multiplication
15417 and MFHI if !TARGET_FIX_R4000.
15418 (<su>muldi3_highpart): Likewise.
15419 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15420 and the "=h" clobber.
15421 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15422 (<u>mulditi3): New expander.
15423 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15424 (madsi): Remove "=h" clobber.
15425 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15426 Force the modulus result to be a GPR and split the instruction into
15427 a division followed by an MFHI after reload.
15428 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15429 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15430 the MIPS16 HIGH define_split.
15431 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15432 of acc<->gpr moves to "multi".
15433 (*movdi_64bit): Replace the single "x" alternative with
15434 alternatives for moving into and out of "a".
15435 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15436 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15437 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15438 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15439 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15440 (movti): New expander.
15441 (*movti, *movti_mips16): New insns.
15442 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15443 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15444 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15445 * config/mips/predicates.md (fpr_operand): Delete.
15446 (d_operand): New predicate.
15448 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15450 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15451 failure on some Bourne shells.
15452 (x86_64-*-*): Ditto.
15454 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15456 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15458 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15460 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15461 (sparc-sun-solaris2*): Likewise.
15463 2008-06-09 Arnaud Charlet <charlet@adacore.com
15465 * doc/install.texi: Update requirements to build the Ada compiler.
15467 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15469 * df-scan.c (struct df_scan_problem_data): Remove the
15470 mw_link_pool alloc pool.
15471 (df_scan_free_internal): Don't free it.
15472 (df_scan_alloc): Don't allocate it.
15473 * df.h (struct df_link): Update comment.
15475 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15477 * except.h: Correct checks for when SJLJ exceptions must be used.
15479 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15481 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15484 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15486 PR tree-optimization/36218
15487 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15488 configure for the build system.
15489 (BUILD_LDFLAGS): Define.
15490 * configure: Regenerate.
15491 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15493 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15496 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15497 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15498 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15500 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15502 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15504 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15506 * config.gcc (Obsolete configurations): Remove list of
15508 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15509 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15510 targets matched by those patterns.
15511 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15512 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15513 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15514 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15515 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15516 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15517 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15518 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15519 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15520 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15521 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15522 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15523 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15524 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15525 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15526 Make code for Solaris 7 and greater unconditional for Solaris.
15527 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15528 Remove --with-* handling.
15529 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15530 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15531 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15532 LINK_OS_WINDISS_SPEC): Remove.
15533 * config/rs6000/sysv4.opt (mwindiss): Remove.
15534 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15535 * configure: Regenerate.
15536 * doc/cpp.texi: Don't mention BeOS.
15537 * doc/extend.texi (interrupt): Don't mention MS1.
15538 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15539 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15540 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15541 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15542 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15544 * doc/invoke.texi (MT Options): Remove.
15545 (-mwindiss): Remove.
15546 (CRIS Options): Remove cris-axis-aout references.
15547 (HPPA Options): Don't mention hppa1.1-*-pro.
15548 * doc/md.texi: (MorphoTech family): Remove.
15549 * libgcc2.c: Don't handle UWIN.
15550 * config/alpha/t-unicosmk: Remove.
15551 * config/alpha/unicosmk.h: Remove.
15552 * config/arm/kaos-arm.h: Remove.
15553 * config/arm/kaos-strongarm.h: Remove.
15554 * config/arm/strongarm-coff.h: Remove.
15555 * config/arm/strongarm-elf.h: Remove.
15556 * config/arm/strongarm-pe.h: Remove.
15557 * config/arm/t-strongarm-pe: Remove.
15558 * config/arm/t-xscale-coff: Remove.
15559 * config/arm/t-xscale-elf: Remove.
15560 * config/arm/xscale-coff.h: Remove.
15561 * config/arm/xscale-elf.h: Remove.
15562 * config/chorus.h: Remove.
15563 * config/cris/aout.h: Remove.
15564 * config/cris/aout.opt: Remove.
15565 * config/cris/t-aout: Remove.
15566 * config/i386/beos-elf.h: Remove.
15567 * config/i386/kaos-i386.h: Remove.
15568 * config/i386/ptx4-i.h: Remove.
15569 * config/i386/sco5.h: Remove.
15570 * config/i386/sco5.opt: Remove.
15571 * config/i386/sysv4-cpp.h: Remove.
15572 * config/i386/sysv5.h: Remove.
15573 * config/i386/t-beos: Remove.
15574 * config/i386/t-sco5: Remove.
15575 * config/i386/t-uwin: Remove.
15576 * config/i386/uwin.asm: Remove.
15577 * config/i386/uwin.h: Remove.
15578 * config/kaos.h: Remove.
15579 * config/mips/windiss.h: Remove.
15580 * config/mt: Remove directory.
15581 * config/pa/pa-osf.h: Remove.
15582 * config/pa/pa-pro-end.h: Remove.
15583 * config/pa/t-pro: Remove.
15584 * config/ptx4.h: Remove.
15585 * config/rs6000/beos.h: Remove.
15586 * config/rs6000/kaos-ppc.h: Remove.
15587 * config/rs6000/t-beos: Remove.
15588 * config/rs6000/windiss.h: Remove.
15589 * config/sh/kaos-sh.h: Remove.
15590 * config/sol2-6.h: Remove.
15591 * config/sparc/sol26-sld.h: Remove.
15592 * config/sparc/sysv4-only.h: Remove.
15593 * config/vax/bsd.h: Remove.
15594 * config/vax/t-memfuncs: Remove.
15595 * config/vax/ultrix.h: Remove.
15596 * config/vax/vaxv.h: Remove.
15597 * config/windiss.h: Remove.
15599 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15601 PR rtl-optimization/36438
15602 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15603 for vector shifts with constant scalar shift operands.
15605 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15607 * doc/invoke.texi: Document -march=xlr.
15608 * config/mips/xlr.md: New file.
15609 * config/mips/mips.md: Include it.
15611 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15612 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15613 (mips_rtx_cost_data): Likewise.
15615 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15617 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15618 PRE_INC and PRE_DEC cases.
15620 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15622 PR rtl-optimization/36419
15623 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15624 the emitting jump insn.
15627 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15628 is not bool, boolify the whole *expr_p and convert to the desired type.
15630 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15632 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15633 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15634 Add omp_private_outer_ref hook, add another argument to
15635 omp_clause_default_ctor hook.
15636 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15637 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15638 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15639 hook_tree_tree_tree_tree_null.
15640 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15641 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15642 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15643 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15644 * tree.def (OMP_TASK): New tree code.
15645 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15646 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15647 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15648 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15649 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15650 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15651 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15652 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15653 (OMP_DIRECTIVE_P): Add OMP_TASK.
15654 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15655 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15656 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15657 and OMP_CLAUSE_UNTIED entries.
15658 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15660 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15661 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15662 * tree-pretty-print.c (dump_omp_clause): Handle
15663 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15664 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15665 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15666 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15667 warning about unsigned iterators. Change decl/init/cond/incr
15668 arguments to TREE_VECs, check arguments for all collapsed loops.
15669 (c_finish_omp_taskwait): New function.
15670 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15672 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15673 default_function_array_conversion on init. Add par_clauses argument.
15674 If decl is present in parallel's lastprivate clause, change it to
15675 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15676 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15677 collapse count in clauses.
15678 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15679 c_parser_omp_for_loop callers.
15680 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15681 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15682 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15683 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15685 (c_parser_omp_clause_schedule): Handle schedule(auto).
15686 Include correct location in the error message.
15687 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15688 and PRAGMA_OMP_CLAUSE_UNTIED.
15689 (OMP_TASK_CLAUSE_MASK): Define.
15690 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15691 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15692 * tree-nested.c (convert_nonlocal_omp_clauses,
15693 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15694 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15695 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15696 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15698 (conver_nonlocal_reference, convert_local_reference,
15699 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15700 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15701 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15702 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15703 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15704 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15705 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15706 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15707 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15709 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15710 * c-common.h (c_finish_omp_taskwait): New prototype.
15711 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15712 * tree-parloops.c (create_parallel_loop): Create 1 entry
15713 vectors for OMP_FOR_{INIT,COND,INCR}.
15714 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15715 (make_edges): Handle OMP_TASK.
15716 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15717 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15718 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15719 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15720 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15721 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15722 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15723 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15724 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15725 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15726 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15727 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15728 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15729 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15730 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15731 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15732 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15733 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15734 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15735 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15736 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15737 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15738 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15739 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15740 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15741 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15742 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15743 original iterator is present in lastprivate clause or if
15744 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15745 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15746 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15747 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15748 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15749 if it is set, lookup var in outer contexts too. Handle
15750 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15751 to be implicitly determined firstprivate for task regions.
15752 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15753 if it is set, lookup var in outer contexts too. Set
15754 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15755 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15756 OMP_CLAUSE_UNTIED. Take region_type as last argument
15757 instead of in_parallel and in_combined_parallel.
15758 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15760 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15761 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15762 (new_omp_context): Set default_kind to
15763 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15764 (omp_region_type): New enum.
15765 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15766 fields, add region_type.
15767 (new_omp_context): Take region_type as argument instead of is_parallel
15768 and is_combined_parallel.
15769 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15770 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15771 ctx->is_combined_parallel checks.
15772 (gimplify_omp_task): New function.
15773 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15775 * omp-low.c (extract_omp_for_data): Use schedule(static)
15776 for schedule(auto). Handle pointer and unsigned iterators.
15777 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15778 Add loops argument. Extract data for collapsed OMP_FOR loops.
15779 (expand_parallel_call): Assert sched_kind isn't auto,
15780 map runtime schedule to index 3.
15781 (struct omp_for_data_loop): New type.
15782 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15783 Add loop, loops, collapse and iter_type fields.
15784 (workshare_safe_to_combine_p): Disallow combined for if
15785 iter_type is unsigned long long. Don't combine collapse > 1 loops
15786 unless all bounds and steps are constant. Adjust extract_omp_for_data
15788 (expand_omp_for_generic): Handle pointer, unsigned and long long
15789 iterators. Handle collapsed OMP_FOR loops. Adjust
15790 for struct omp_for_data changes. If libgomp function doesn't return
15791 boolean_type_node, add comparison of the return value with 0.
15792 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15793 pointer, unsigned and long long iterators. Adjust for struct
15794 omp_for_data changes.
15795 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15796 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15797 unsigned long long. Allocate loops array, pass it to
15798 extract_omp_for_data. For collapse > 1 loops use always
15799 expand_omp_for_generic.
15800 (omp_context): Add sfield_map and srecord_type fields.
15801 (is_task_ctx, lookup_sfield): New functions.
15802 (use_pointer_for_field): Use is_task_ctx helper. Change first
15803 argument's type from const_tree to tree. Clarify comment.
15804 In OMP_TASK disallow copy-in/out sharing.
15805 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15806 (install_var_field): Add mask argument. Populate both record_type
15807 and srecord_type if needed.
15808 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15810 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15811 and DECL_FIELD_OFFSET.
15812 (scan_sharing_clauses): Adjust install_var_field callers. For
15813 firstprivate clauses on explicit tasks allocate the var by value in
15814 record_type unconditionally, rather than by reference.
15815 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15816 Use is_taskreg_ctx instead of is_parallel_ctx.
15817 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15818 (create_omp_child_function_name): Add task_copy argument, use
15819 *_omp_cpyfn* names if it is true.
15820 (create_omp_child_function): Add task_copy argument, if true create
15821 *_omp_cpyfn* helper function.
15822 (scan_omp_parallel): Adjust create_omp_child_function callers.
15823 Rename parallel_nesting_level to taskreg_nesting_level.
15824 (scan_omp_task): New function.
15825 (lower_rec_input_clauses): Don't run constructors for firstprivate
15826 explicit task vars which are initialized by *_omp_cpyfn*.
15827 Pass outer var ref to omp_clause_default_ctor hook if
15828 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15829 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15830 OMP_CLAUSE_REDUCTION_INIT.
15831 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15832 avoid duplicate setting of fields. Handle
15833 OMP_CLAUSE_PRIVATE_OUTER_REF.
15834 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15835 copy-out if TREE_READONLY, only copy-in.
15836 (expand_task_copyfn): New function.
15837 (expand_task_call): New function.
15838 (struct omp_taskcopy_context): New type.
15839 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15841 (lower_omp_parallel): Rename to...
15842 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15843 Call create_task_copyfn if srecord_type is needed. Adjust
15845 (task_shared_vars): New variable.
15846 (check_omp_nesting_restrictions): Warn if work-sharing,
15847 barrier, master or ordered region is closely nested inside OMP_TASK.
15848 Add warnings for barrier if closely nested inside of work-sharing,
15849 ordered, or master region.
15850 (scan_omp_1): Call check_omp_nesting_restrictions even for
15851 GOMP_barrier calls. Rename parallel_nesting_level to
15852 taskreg_nesting_level. Handle OMP_TASK.
15853 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15854 work-sharing construct, continue looking for them on parent parallel
15856 (lower_omp_for_lastprivate): Add lastprivate clauses
15857 to the beginning of dlist rather than end. Adjust for struct
15858 omp_for_data changes.
15859 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15860 not after it. Handle collapsed OMP_FOR loops, adjust for
15861 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15862 (get_ws_args_for): Adjust extract_omp_for_data caller.
15863 (scan_omp_for): Handle collapsed OMP_FOR
15864 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15865 (lower_omp_single_simple): If libgomp function doesn't return
15866 boolean_type_node, add comparison of the return value with 0.
15867 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15868 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15869 (parallel_nesting_level): Rename to...
15870 (taskreg_nesting_level): ... this.
15871 (is_taskreg_ctx): New function.
15872 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15873 of is_parallel_ctx.
15874 (execute_lower_omp): Rename parallel_nesting_level to
15875 taskreg_nesting_level.
15876 (expand_omp_parallel): Rename to...
15877 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15878 Call omp_task_call for OMP_TASK regions.
15879 (expand_omp): Adjust caller, handle OMP_TASK.
15880 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15882 * bitmap.c (bitmap_default_obstack_depth): New variable.
15883 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15884 if argument is NULL and bitmap_default_obstack is already initialized.
15885 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15887 * matrix-reorg.c (matrix_reorg): Likewise.
15889 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15891 * config/i386/i386.md (*indirect_jump): Macroize using P
15892 mode iterator. Remove !TARGET_64BIT from insn constraints.
15893 (*tablejump_1): Ditto.
15894 (*indirect_jump_rex64): Remove insn pattern.
15895 (*tablejump_1_rex64): Ditto.
15896 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15897 and eh_return_si insn patterns.
15899 2008-06-06 Richard Guenther <rguenther@suse.de>
15901 * tree-ssa-structalias.c (merge_smts_into): Remove.
15902 (find_what_p_points_to): Do not bother to compute the
15903 points-to set for pt_anything pointers.
15904 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15905 for pt_anything pointers is ok.
15907 2008-06-06 Jan Hubicka <jh@suse.cz>
15909 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15911 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15913 * cgraph.c: Fix typos in comments.
15914 (cgraph_availability_names): Fix string typo.
15915 * fold-const.c: Fix typos in comments.
15916 (fold_binary): Fix typo in warning.
15917 * genautomata.c: Fix typos in comments.
15918 (check_presence_pattern_sets): Fix typo in local variable.
15919 (output_description): Fix typo in output.
15920 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15921 * hwint.h: Likewise.
15922 * matrix-reorg.c (check_allocation_function): Likewise.
15923 * omega.c (smooth_weird_equations): Likewise.
15924 * auto-inc-dec.c: Fix typos in comments.
15925 * bb-reorder.c: Likewise.
15926 * builtins.c: Likewise.
15927 * c-common.c: Likewise.
15928 * c-cppbuiltin.c: Likewise.
15929 * c-parser.c: Likewise.
15930 * c-pretty-print.c: Likewise.
15931 * cfgcleanup.c: Likewise.
15932 * cfgexpand.c: Likewise.
15933 * cfghooks.c: Likewise.
15934 * cfglayout.c: Likewise.
15935 * cfgloopmanip.c: Likewise.
15936 * cgraphunit.c: Likewise.
15937 * coverage.c: Likewise.
15938 * dbxout.c: Likewise.
15939 * df-byte-scan.c: Likewise.
15940 * df-core.c: Likewise.
15941 * df-problems.c: Likewise.
15942 * df-scan.c: Likewise.
15944 * dominance.c: Likewise.
15945 * domwalk.c: Likewise.
15947 * dwarf2out.c: Likewise.
15948 * emit-rtl.c: Likewise.
15949 * et-forest.c: Likewise.
15950 * function.c: Likewise.
15951 * function.h: Likewise.
15953 * gcov-io.c: Likewise.
15954 * gcov.c: Likewise.
15955 * gcse.c: Likewise.
15956 * genattrtab.c: Likewise.
15957 * ggc-page.c: Likewise.
15958 * gimplify.c: Likewise.
15959 * gthr-lynx.h: Likewise.
15960 * haifa-sched.c: Likewise.
15961 * ipa-cp.c: Likewise.
15962 * ipa-inline.c: Likewise.
15963 * ipa-prop.h: Likewise.
15964 * ipa-pure-const.c: Likewise.
15965 * ipa-struct-reorg.c: Likewise.
15966 * ipa-struct-reorg.h: Likewise.
15967 * ipa-type-escape.c: Likewise.
15969 * loop-doloop.c: Likewise.
15970 * mips-tfile.c: Likewise.
15971 * mkmap-flat.awk: Likewise.
15972 * mkmap-symver.awk: Likewise.
15973 * modulo-sched.c: Likewise.
15974 * omp-low.c: Likewise.
15975 * optabs.c: Likewise.
15976 * optabs.h: Likewise.
15977 * opts.c: Likewise.
15978 * passes.c: Likewise.
15979 * postreload-gcse.c: Likewise.
15980 * postreload.c: Likewise.
15981 * predict.c: Likewise.
15982 * pretty-print.h: Likewise.
15983 * profile.c: Likewise.
15984 * protoize.c: Likewise.
15985 * ra-conflict.c: Likewise.
15986 * real.c: Likewise.
15987 * recog.c: Likewise.
15988 * regclass.c: Likewise.
15989 * regs.h: Likewise.
15990 * reload.c: Likewise.
15991 * rtl-error.c: Likewise.
15992 * rtlanal.c: Likewise.
15993 * scan.h: Likewise.
15994 * sched-rgn.c: Likewise.
15996 * stmt.c: Likewise.
15997 * target.h: Likewise.
15998 * tree-dfa.c: Likewise.
15999 * tree-eh.c: Likewise.
16000 * tree-flow-inline.h: Likewise.
16001 * tree-inline.c: Likewise.
16002 * tree-into-ssa.c: Likewise.
16003 * tree-loop-distribution.c: Likewise.
16004 * tree-nested.c: Likewise.
16005 * tree-parloops.c: Likewise.
16006 * tree-pass.h: Likewise.
16007 * tree-pretty-print.c: Likewise.
16008 * tree-profile.c: Likewise.
16009 * tree-scalar-evolution.c: Likewise.
16010 * tree-sra.c: Likewise.
16011 * tree-ssa-alias-warnings.c: Likewise.
16012 * tree-ssa-ccp.c: Likewise.
16013 * tree-ssa-coalesce.c: Likewise.
16014 * tree-ssa-dom.c: Likewise.
16015 * tree-ssa-dse.c: Likewise.
16016 * tree-ssa-forwprop.c: Likewise.
16017 * tree-ssa-live.c: Likewise.
16018 * tree-ssa-live.h: Likewise.
16019 * tree-ssa-loop-im.c: Likewise.
16020 * tree-ssa-loop-ivopts.c: Likewise.
16021 * tree-ssa-loop-niter.c: Likewise.
16022 * tree-ssa-loop-prefetch.c: Likewise.
16023 * tree-ssa-phiopt.c: Likewise.
16024 * tree-ssa-phiprop.c: Likewise.
16025 * tree-ssa-sccvn.c: Likewise.
16026 * tree-ssa-ter.c: Likewise.
16027 * tree-ssa-threadupdate.c: Likewise.
16028 * tree-ssa.c: Likewise.
16029 * tree-vect-analyze.c: Likewise.
16030 * tree-vect-transform.c: Likewise.
16031 * tree-vectorizer.c: Likewise.
16032 * tree-vn.c: Likewise.
16033 * tree-vrp.c: Likewise.
16034 * tree.c: Likewise.
16035 * tree.def: Likewise.
16036 * tree.h: Likewise.
16037 * unwind-dw2-fde.c: Likewise.
16038 * unwind.inc: Likewise.
16039 * value-prof.c: Likewise.
16040 * vmsdbgout.c: Likewise.
16042 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16044 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16045 always place FP constants in the TOC for TARGET_POWERPC64.
16046 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16048 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16050 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16051 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16052 enable for TARGET_E500_DOUBLE.
16053 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16054 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16055 floating-point modes like integer modes for E500 double.
16056 (rs6000_legitimate_offset_address_p): Likewise.
16057 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16058 addressing for DDmode for E500 double.
16059 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16060 modes as using 64-bits of registers for E500 double.
16061 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16062 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16063 specially for E500 double.
16064 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16065 TDmode for E500 double.
16066 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16067 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16068 (rs6000_split_multireg_move): Do not handle TDmode specially for
16070 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16071 using 64-bit registers for E500 double.
16072 (emit_frame_save): Do not handle DDmode specially for E500 double.
16073 (gen_frame_mem_offset): Likewise.
16074 (rs6000_function_value): Do not call spe_build_register_parallel
16075 for DDmode or TDmode.
16076 (rs6000_libcall_value): Likewise.
16077 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16078 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16081 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16083 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16086 2008-06-04 Junjie Gu <jgu@tensilica.com>
16088 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16089 comparison for frame pointers.
16091 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16094 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16096 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16099 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16100 register is already smaller or equal to required mode.
16102 2008-06-04 Xinliang David Li <davidxl@google.com>
16104 * tree-call-cdce.c: New file.
16105 (cond_dead_built_in_calls): New static variable.
16106 (input_domain): New struct.
16107 (check_pow): New function.
16108 (check_builtin_call): Ditto.
16109 (check_target_format): Ditto.
16110 (is_call_dce_candidate): Ditto.
16111 (gen_one_condition): Ditto.
16112 (gen_conditions_for_domain): Ditto.
16113 (get_domain): Ditto.
16114 (gen_conditions_for_pow_cst_base): Ditto.
16115 (gen_conditions_for_pow_int_base): Ditto.
16116 (gen_conditions_for_pow): Ditto.
16117 (get_no_error_domain): Ditto.
16118 (gen_shrink_wrap_conditions): Ditto.
16119 (shrink_wrap_one_built_in_call): Ditto.
16120 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16121 (tree_call_cdce): Ditto.
16122 (gate_call_cdce): Ditto.
16123 (pass_call_cdce): New gimple pass.
16124 * passes.c: (init_optimization_passes): New pass.
16125 * tree-pass.h: New pass declaration.
16126 * opts.c (decode_options): New flag setting.
16127 * common.opt: Add -ftree-builtin-call-dce flag.
16128 * Makefile.in: Add new source file.
16129 * tempvar.def: New tv_id.
16130 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16132 2008-06-04 Richard Guenther <rguenther@suse.de>
16134 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16135 (is_call_clobbered): Always check var_ann->call_clobbered.
16136 (mark_call_clobbered): Always set var_ann->call_clobbered.
16137 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16138 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16139 (reset_alias_info): Clear call clobbering info on MTAGs and
16141 (set_pt_anything): Set pt_global_mem.
16142 (create_tag_raw): Adjust comment.
16143 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16145 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16146 Maxim Kuvyrkov <maxim@codesourcery.com>
16148 * config/m68k/m68k.opt (mxgot): New option.
16149 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16150 (m68k_output_addr_const_extra): New.
16151 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16152 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16153 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16154 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16156 2008-06-04 Richard Guenther <rguenther@suse.de>
16158 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16159 negative or non-representable offsets.
16161 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16163 * config/i386/i386.c (ix86_gen_leave): New.
16164 (ix86_gen_pop1): Likewise.
16165 (ix86_gen_add3): Likewise.
16166 (ix86_gen_sub3): Likewise.
16167 (ix86_gen_sub3_carry): Likewise.
16168 (ix86_gen_one_cmpl2): Likewise.
16169 (ix86_gen_monitor): Likewise.
16170 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16171 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16172 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16173 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16174 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16175 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16176 (ix86_expand_epilogue): Updated.
16177 (print_operand): Handle integer register operand for 'z'.
16178 (ix86_expand_strlensi_unroll_1): Likewise.
16179 (ix86_expand_strlen): Likewise.
16180 (ix86_expand_builtin): Likewise.
16181 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16182 mov{q}/mov{l} and add{q}/add{l}.
16184 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16186 * config/i386/i386.md (P): New mode iterator.
16187 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16188 using P mode iterator.
16189 (DFmode push_operand splitter): Ditto.
16190 (XFmode push_operand splitter): Ditto.
16191 (DFmode float_extend SFmode push_operand splitter): Ditto.
16192 (XFmode float_extend SFmode push_operand splitter): Do not generate
16193 SImode pushes for 64bit target. Macroize Dimode and SImode
16194 pushes using P mode iterator.
16195 (XFmode float_extend DFmode push_operand splitter): Ditto.
16197 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16199 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16200 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16201 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16202 return type to int.
16203 (ix86_call_abi_override): Remove check for call_used_regs.
16205 2008-06-03 Richard Guenther <rguenther@suse.de>
16207 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16208 for the lhs of calls if the return type contains pointers.
16210 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16212 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16213 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16214 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16215 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16216 of cfun and DEFAULT_ABI to deceide abi mode.
16217 (DEFAULT_ABI): New.
16218 (REG_PARM_STACK_SPACE): Removed.
16219 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16220 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16221 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16222 (ix86_function_abi): Likewise.
16223 (ix86_function_type_abi): Likewise.
16224 (ix86_call_abi_override): Likewise.
16225 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16226 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16227 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16228 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16230 (X86_64_REGPARM_MAX): New.
16231 (X86_64_SSE_REGPARM_MAX): New.
16232 (X64_REGPARM_MAX): New.
16233 (X64_SSE_REGPARM_MAX): New.
16234 (X86_32_REGPARM_MAX): New.
16235 (X86_32_SSE_REGPARM_MAX): New.
16236 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16237 (ix86_function_regparm): Handle user calling abi.
16238 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16239 by DEFAULT_ABI versus SYSV_ABI check.
16240 (ix86_reg_parm_stack_space): New.
16241 (ix86_function_type_abi): New.
16242 (ix86_call_abi_override): New.
16243 (ix86_function_abi): New.
16244 (ix86_cfun_abi): New.
16245 (init_cumulative_args): Call abi specific initialization.
16246 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16247 (function_arg_64): Extend SSE_REGPARM_MAX check.
16248 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16249 (ix86_pass_by_reference): Likewise.
16250 (ix86_function_value_regno_p): Likewise.
16251 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16252 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16253 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16254 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16255 (setup_incoming_varargs_64): Adjust regparm for call abi.
16256 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16257 (ix86_va_start): Likewise.
16258 (ix86_gimplify_va_arg): Likewise.
16259 (ix86_expand_prologue): Likewise.
16260 (output_pic_addr_const): Likewise.
16261 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16262 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16263 (x86_output_mi_thunk): Likewise.
16264 (x86_function_profiler): Likewise.
16265 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16266 (SYSV_ABI, MS_ABI): New constants.
16267 (DEFAULT_ABI): New.
16268 (init_regs): Add prototype of function in regclass.c file.
16269 (OVERRIDE_ABI_FORMAT): New.
16270 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16271 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16272 (OUTGOING_REG_PARM_STACK_SPACE): New.
16273 (ix86_reg_parm_stack_space): New prototype.
16274 (CUMULATIVE_ARGS): Add call_abi member.
16275 (machine_function): Add call_abi member.
16276 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16277 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16279 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16282 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16283 (avr_builtin_setjmp_frame_value): New function.
16284 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16285 (nonlocal_goto): Define.
16287 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16289 * config/mips/mips.c (mips_emit_loadgp): Return early if
16290 there is nothing do to, otherwise emit a blockage if
16291 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16292 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16294 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16296 * configure.ac: Drop unneeded backslash ending up in config.in.
16297 * acinclude.m4: Likewise.
16298 * config.in: Regenerate.
16300 2008-05-26 Jan Hubicka <jh@suse.cz>
16302 * predict.c (maybe_hot_frequency_p): Break out of...
16303 (maybe_hot_bb_p): ... here.
16304 (maybe_hot_edge_p): New.
16305 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16306 * basic-block.h (maybe_hot_edge_p): Declare.
16308 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16310 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16311 (*cmpfp_<mode>_cc): Ditto.
16312 (*fp_jcc_8<mode>_387): Ditto.
16313 (*fop_<MODEF:mode>_2_i387): Ditto.
16314 (*fop_<MODEF:mode>_3_i387): Ditto.
16315 (*fop_xf_2_i387): Ditto.
16316 (*fop_xf_3_i387): Ditto.
16318 2008-06-02 Tomas Bily <tbily@suse.cz>
16320 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16322 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16324 * config/mips/mips.c (mips_valid_offset_p): New function.
16325 (mips_valid_lo_sum_p): Likewise.
16326 (mips_classify_address): Use them.
16327 (mips_force_address): New function.
16328 (mips_legitimize_address): Use it.
16329 * config/mips/mips.md (MOVE128): New mode iterator.
16330 (movtf): Require TARGET_64BIT. Remove empty strings.
16331 (*movtf_internal): Rename to...
16332 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16333 of "R" and use {,fp}{load,store} attributes instead of "multi".
16334 Use a separate define_split.
16335 (*movtf_mips16): New pattern.
16337 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16339 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16340 * config/mips/mips.c (mips_expand_before_return): New function.
16341 (mips_expand_epilogue): Call it.
16342 * config/mips/mips.md (return): Turn into a define_expand.
16343 (*return): New insn.
16345 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16347 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16348 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16349 functions. Do not emit uses and clobbers of CONCATs; individually
16350 use and clobber their operands.
16351 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16352 gen_clobber, emit_use and gen_use.
16353 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16354 (expand_builtin_return): Likewise.
16355 * cfgbuild.c (count_basic_blocks): Likewise.
16356 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16357 * explow.c (emit_stack_restore): Likewise.
16358 * expmed.c (extract_bit_field_1): Likewise.
16359 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16360 (emit_move_multi_word, store_constructor): Likewise.
16361 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16362 (thread_prologue_and_epilogue_insns): Likewise.
16363 * lower-subreg.c (resolve_simple_move): Likewise.
16364 * optabs.c (widen_operand, expand_binop): Likewise.
16365 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16366 * reload.c (find_reloads): Likewise.
16367 * reload1.c (eliminate_regs_in_insn): Likewise.
16368 * stmt.c (expand_nl_goto_receiver): Likewise.
16369 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16370 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16371 * config/arm/arm.c (arm_load_pic_register): Likewise.
16372 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16373 * config/arm/arm.md (untyped_return): Likewise.
16374 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16375 * config/avr/avr.c (expand_prologue): Likewise.
16376 * config/bfin/bfin.c (do_unlink): Likewise.
16377 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16378 * config/cris/cris.c (cris_expand_prologue): Likewise.
16379 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16380 (machopic_legitimize_pic_address): Likewise.
16381 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16382 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16383 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16384 (ix86_expand_convert_uns_didf_sse): Likewise.
16385 (ix86_expand_vector_init_general): Likewise.
16386 * config/ia64/ia64.md (eh_epilogue): Likewise.
16387 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16388 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16389 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16390 (config/iq2000/iq2000.c): Likewise.
16391 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16392 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16393 (builtin_longjmp): Likewise.
16394 * config/mn10300/mn10300.md (call, call_value): Likewise.
16395 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16396 * config/pdp11/pdp11.md (abshi2): Likewise.
16397 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16398 * config/s390/s390.c (s390_emit_prologue): Likewise.
16399 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16400 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16401 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16402 * config/sh/sh.c (prepare_move_operands): Likewise.
16403 (output_stack_adjust, sh_expand_epilogue): Likewise.
16404 (sh_set_return_address, sh_expand_t_scc): Likewise.
16405 * config/sparc/sparc.c (load_pic_register): Likewise.
16406 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16407 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16408 * config/v850/v850.c (expand_epilogue): Likewise.
16410 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16412 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16413 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16414 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16415 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16416 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16417 stack pointer register.
16418 (output_movhi): Remove code for interrupt specific writing to the
16419 stack pointer register.
16421 2008-05-31 Richard Guenther <rguenther@suse.de>
16423 PR tree-optimization/34244
16424 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16425 (tree_expr_nonzero_warnv_p): Likewise.
16426 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16427 ssa_name_nonnegative_p.
16428 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16429 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16430 not tree_expr_nonzero_warnv_p.
16432 PR tree-optimization/36262
16434 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16436 PR tree-optimization/34244
16437 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16438 (record_numbers_of_iterations): New function.
16439 (execute_vrp): Cache the numbers of iterations of loops.
16440 * tree-scalar-evolution.c (scev_reset_except_niters):
16442 (scev_reset): Use scev_reset_except_niters.
16443 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16445 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16447 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16448 __WORKAROUND_RETS when appropriate.
16450 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16452 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16453 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16455 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16456 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16457 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16458 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16459 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16460 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16461 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16462 *fop_df_1_sse insn patterns using MODEF mode iterator.
16463 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16464 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16465 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16466 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16467 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16468 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16469 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16470 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16471 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16472 (*fop_xf_5_i387): Ditto.
16473 (*fop_xf_6_i387): Ditto.
16475 2008-05-30 Richard Guenther <rguenther@suse.de>
16477 * builtins.c (build_string_literal): Avoid generating
16478 a non-gimple_val result.
16480 2008-05-30 DJ Delorie <dj@redhat.com>
16482 * exec-tool.in: Use an environment variable (private) instead of a
16483 file (shared) as a semaphore, so as to not break parallel builds.
16485 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16487 * optabs.c (maybe_encapsulate_block): Remove.
16488 (emit_libcall_block): Adjust accordingly.
16489 * optabs.h (maybe_encapsulate_block): Remove prototype.
16491 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16492 Don't use maybe_encapsulate_block.
16494 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16496 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16497 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16498 rtx is a SYMBOL_REF before calling get_pool_constant.
16500 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16502 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16504 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16506 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16507 rather than OS names to choose INO_T_EQ definition.
16508 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16509 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16511 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16514 * config/darwin-f.c: New.
16515 * config/t-darwin: Added rule to build darwin-f.o.
16516 * config.gcc: Defined new variable, fortran_target_objs.
16517 (*-*-darwin*): Set fortran_target_objs.
16518 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16519 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16520 * configure: Regenerated.
16522 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16525 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16526 canonical type if needed.
16528 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16530 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16532 2008-05-29 Richard Guenther <rguenther@suse.de>
16534 PR tree-optimization/36343
16535 PR tree-optimization/36346
16536 PR tree-optimization/36347
16537 * tree-flow.h (clobber_what_p_points_to): Declare.
16538 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16539 pointed-to variable is dereferenced is irrelevant to whether
16540 the pointer can access the pointed-to variable.
16541 (clobber_what_p_points_to): New function.
16542 * tree-ssa-alias.c (set_initial_properties): Use it.
16543 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16544 call clobber check for NMTs.
16546 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16548 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16549 for printing gcov_type.
16551 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16553 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16554 and the eh region information.
16555 * value-prof.c (gimple_move_stmt_histograms): New function.
16556 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16558 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16560 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16562 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16564 * value-prof.c (tree_ic_transform): Print counts.
16565 * tree-profile.c (tree_gen_ic_func_profiler):
16566 Clear __gcov_indreict_call_callee variable to avoid misattribution
16569 2008-05-28 Rafael Espíndola <espindola@google.com>
16571 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16574 2008-05-28 Richard Guenther <rguenther@suse.de>
16576 PR tree-optimization/36339
16577 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16578 and clobbering code out of the loop.
16580 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16582 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16585 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16586 s390_contiguous_bitmask_p, s390_symref_operand_p,
16587 s390_check_symref_alignment, s390_reload_larl_operand,
16588 s390_reload_symref_address): New functions.
16589 (s390_branch_condition_mnemonic): Support compare and branch
16591 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16592 and 'W' constraints.
16593 (s390_secondary_reload): Add secondary reloads for unaligned
16594 symbol refs or symbol refs to floating point or QI/TI mode
16596 (legitimate_address_p): Accept symbol references as addresses.
16597 (s390_expand_insv): Use rotate and insert selected bits
16598 instruction for insv when building for z10.
16599 (print_operand_address): Handle symbol ref addresses.
16600 (print_operand): Output modifier 'c' added for signed byte values.
16601 (s390_encode_section_info): Mark symbol refs with
16602 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16604 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16605 (length attribute): RRF, RRR have 4 byte length.
16606 (FPALL, INTALL): New mode iterators added.
16607 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16608 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16609 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16610 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16611 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16612 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16613 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16614 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16616 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16617 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16618 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16619 reload<INTALL:mode><P:mode>_toreg_z10,
16620 reload<FPALL:mode><P:mode>_tomem_z10,
16621 reload<FPALL:mode><P:mode>_toreg_z10,
16622 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16623 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16624 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16625 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16627 (movmem, clrmem, cmpmem): New splitters added.
16629 * config/s390/predicates.md (larl_operand): Use
16630 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16631 SYMBOL_REF_ALIGN1_P.
16632 (s390_signed_integer_comparison,
16633 s390_unsigned_integer_comparison): New predicates.
16635 * config/s390/s390-protos.h (s390_check_symref_alignment,
16636 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16637 s390_reload_symref_address,
16638 s390_compare_and_branch_condition_mask): Prototypes added.
16640 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16641 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16642 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16644 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16646 * config/s390/s390.c (z10_cost): New cost function for z10.
16647 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16648 (s390_issue_rate): Adjust issue rate for z10.
16649 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16650 (processor_flags): Add PF_Z10.
16651 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16652 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16653 * gcc/config.gcc: Add z10.
16655 2008-05-28 Richard Guenther <rguenther@suse.de>
16657 PR tree-optimization/36291
16658 * tree-flow. h (struct gimple_df): Remove var_anns member.
16659 * tree-flow-inline.h (gimple_var_anns): Remove.
16660 (var_ann): Simplify.
16661 * tree-dfa.c (create_var_ann): Simplify.
16662 (remove_referenced_var): Clear alias info from var_anns of globals.
16663 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16664 (delete_tree_ssa): Clear alias info from var_anns of globals.
16665 Do not free var_anns.
16666 (var_ann_eq): Remove.
16667 (var_ann_hash): Likewise.
16669 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16671 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16672 and loongson2f entries.
16673 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16674 * config/mips/mips.h (processor_type): Add Loongson-2E
16675 and Loongson-2F entries.
16676 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16677 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16678 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16679 * doc/invoke.texi (MIPS Options): Document loongson2e
16680 and loongson2f processor names.
16682 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16686 * config/i386/i386.c (ix86_function_arg_boundary): Use
16687 alignment of canonical type.
16688 (ix86_expand_vector_move): Check unaligned memory access for
16691 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16693 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16694 Moved to the front of file.
16696 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16697 H.J. Lu <hongjiu.lu@intel.com>
16699 * dwarf2out.c (current_fde): New.
16701 (lookup_cfa:): Likewise.
16702 (dwarf2out_end_epilogue): Likewise.
16703 (dwarf2out_note_section_used): Likewise.
16705 2008-05-27 Michael Matz <matz@suse.de>
16708 * c.opt (Wenum-compare): New warning option.
16709 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16711 2008-05-27 Michael Matz <matz@suse.de>
16713 PR middle-end/36326
16714 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16716 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16717 into memory as tail calls.
16719 2008-05-27 Richard Guenther <rguenther@suse.de>
16721 PR tree-optimization/36339
16722 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16723 pointers cause all addressable variables to be call clobbered.
16725 2008-05-27 Richard Guenther <rguenther@suse.de>
16727 PR tree-optimization/36245
16728 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16730 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16732 * config/s390/s390.md: Replace all occurences of the 'm'
16733 constraint with 'RT'.
16735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16737 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16739 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16741 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16742 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16743 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16745 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16747 * reload.c: (find_reloads): Skip alternatives according to the
16748 "enabled" attribute. Constify the constraint variable.
16749 * recog.c (get_attr_enabled): Add default implementation.
16750 (extract_insn): Set the alternative_enabled_p array
16751 in the recog_data struct.
16752 (preprocess_constraints, constrain_operands): Skip
16753 alternatives according to the "enabled" attribute
16754 * recog.h (struct recog_data): New field alternative_enabled_p.
16755 (skip_alternative): New inline function.
16756 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16757 (record_reg_classes): Skip alternative according to the
16758 "enabled" attribute.
16760 * doc/md.texi: Add documention for the "enabled" attribute.
16762 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16764 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16765 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16766 constraint with TARGET_MEM_CONSTRAINT.
16767 * recog.c (asm_operand_ok, preprocess_constraints,
16768 constrain_operands): Likewise.
16769 * regclass.c (record_reg_classes): Likewise.
16770 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16771 * reload1.c (maybe_fix_stack_asms): Likewise.
16772 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16773 * recog.h: Adjust comment.
16774 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16775 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16776 * doc/md.texi: Add a note to description of 'm' constraint.
16777 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16779 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16781 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16782 that the bitfield is of integral type before testing its precision.
16784 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16785 Sa Liu <saliu@de.ibm.com>
16787 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16788 __modti3, __udivti3, __umodti3 and __udivmodti4.
16789 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16790 that implement TImode mul and div functions.
16791 * config/spu/multi3.c: New. Implement __multi3.
16792 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16793 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16796 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16798 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16799 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16800 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16801 tls_sysv_suffix): New mode and mode attribute iterators.
16802 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16803 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16804 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16805 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16806 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16809 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16811 PR tree-optimization/36329
16812 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16813 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16814 * cgraphbuild.c (initialize_inline_failed): Use the latter
16815 macro in lieu of the former.
16816 * ipa-inline.c (cgraph_mark_inline): Likewise.
16817 (cgraph_decide_inlining_of_small_function): Likewise.
16818 (cgraph_decide_inlining): Likewise.
16819 (cgraph_decide_inlining_incrementally): Likewise.
16821 2008-05-26 Tristan Gingold <gingold@adacore.com>
16822 Anatoly Sokolov <aesok@post.ru>
16824 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16825 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16826 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16827 optimization for 'avr6' architecture.
16829 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16832 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16834 2008-05-26 Richard Guenther <rguenther@suse.de>
16836 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16837 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16839 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16841 PR middle-end/36253
16842 * caller-save.c (insert_restore): Verify alignment of spill space.
16843 (insert_save): Likewise.
16844 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16845 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16846 (STACK_SLOT_ALIGNMENT): Likewise.
16847 * function.c (LOCAL_ALIGNMENT): Removed.
16848 (get_stack_local_alignment): New.
16849 (assign_stack_local): Use it. Set alignment on stack slot.
16850 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16851 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16852 (STACK_SLOT_ALIGNMENT): New.
16853 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16854 stack slot in XFmode.
16856 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16858 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16861 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16862 argument operand in rax isn't removed.
16864 2008-05-26 Richard Guenther <rguenther@suse.de>
16866 PR middle-end/36300
16867 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16868 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16870 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16873 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16875 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16877 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16878 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16880 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16882 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16883 build a trampoline if we don't want one.
16884 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16885 return zero for nested functions if we don't want a trampoline.
16887 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16889 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16891 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16894 * c.opt: Removed undocumented option '-lang-fortran'.
16895 * c-common.h: Removed global variable 'lang_fortran'.
16896 * c-opts.c (c_common_handle_option): Removed code to handle
16897 option '-lang-fortran'. Updated includes.
16898 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16899 definition of '__GFORTRAN__'.
16900 (define__GNUC__): Reimplemented to use BASEVER and
16901 cpp_define_formatted.
16902 (builtin_define_with_value_n): Removed.
16903 * c-incpath.h: Renamed to ...
16904 * incpath.h: ... this.
16905 * c-incpath.c: Renamed to ...
16906 * incpath.c: ... this. Updated includes.
16907 * fix-header.c: Updated includes.
16908 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16909 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16910 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16912 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16914 * tree.h: Update the table of flags used on tree nodes.
16915 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16916 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16917 (FORCED_LABEL): Add access check.
16918 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16919 (ASM_INPUT_P): Likewise.
16920 (ASM_VOLATILE_P): Likewise.
16921 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16922 (OMP_SECTION_LAST): Access private_flag directly.
16923 (OMP_RETURN_NOWAIT): Likewise.
16924 (OMP_PARALLEL_COMBINED): Likewise.
16925 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16926 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16927 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16928 deprecated_flag directly.
16930 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16932 * final.c (frame_pointer_needed): Removed.
16933 * flags.h (frame_pointer_needed): Likewise.
16935 * function.h (rtl_data): Add frame_pointer_needed.
16936 (frame_pointer_needed): New.
16938 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16940 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16942 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16944 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16947 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16949 * c-common.c (strip_array_types): Move function to..
16951 (get_inner_array_type): Delete.
16952 * c-common.h (strip_array_types): Move declaration to..
16954 (get_inner_array_type): Delete.
16955 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16956 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16957 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16958 * config/pa/pa.c (emit_move_sequence): Likewise.
16960 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16962 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16965 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16967 * function.c: Include target hook for nonlocal_goto frame value.
16969 2008-05-24 Richard Guenther <rguenther@suse.de>
16971 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16972 variable can be only accessed through a pointer or a union.
16974 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16976 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16977 * doc/extend.texi: Likewise.
16979 2008-05-23 DJ Delorie <dj@redhat.com>
16981 * config/m32c/jump.md (untyped_call): Add.
16983 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16984 for A24 to PSImode.
16985 (m32c_address_cost): Detail costs for indirect offsets.
16987 2008-05-23 Rafael Espíndola <espindola@google.com>
16989 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16990 if a node is a SUBREG.
16991 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16994 2008-05-23 Paul Brook <paul@codesourcery.com>
16995 Carlos O'Donell <carlos@codesourcery.com>
16997 * doc/extend.texi: Clarify use of __attribute__((naked)).
16998 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16999 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17000 * function.c (use_register_for_decl): Use
17001 targetm.calls.allocate_stack_slots_for_args.
17002 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17003 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17004 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17006 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17008 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17010 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17012 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17013 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17014 is only rounded once.
17016 2008-05-23 Richard Guenther <rguenther@suse.de>
17018 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17020 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17021 Jakub Jelinek <jakub@redhat.com>
17024 * configure.ac: Handle --enable-cld.
17025 * configure: Regenerated.
17026 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17027 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17028 (ix86_current_function_needs_cld): New define.
17029 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17030 (cld): New isns pattern.
17031 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17032 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17033 * config/i386/i386.opt (mcld): New option.
17034 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17035 TARGET_CLD and ix86_current_function_needs_cld.
17036 (override_options): Use -mcld by default for 32-bit code if
17039 * doc/install.texi (Options specification): Document --enable-cld.
17040 * doc/invoke.texi (Machine Dependent Options)
17041 [i386 and x86-64 Options]: Add -mcld option.
17042 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17044 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17045 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17046 (return_in_memory_64): Likewise.
17047 (return_in_memory_ms_64): Likewise.
17049 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17051 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17052 * builtins.c (fold_builtin_fpclassify): New.
17053 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17054 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17055 * c-common.c (handle_type_generic_attribute): Adjust to accept
17056 fixed arguments before an elipsis.
17057 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17058 * doc/extend.texi: Document __builtin_fpclassify.
17060 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17062 * omp-low.c (gate_expand_omp_ssa): Remove.
17063 (pass_expand_omp_ssa): Remove.
17064 (gate_expand_omp): Do not check for flag_openmp_ssa.
17065 * common.opt (-fopenmp-ssa): Remove.
17066 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17068 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17070 * config/sh/sh.opt (mfixed-range): New option.
17071 * config/sh/sh-protos.h (sh_fix_range): Declare.
17072 * config/sh/sh.c (sh_fix_range): New function.
17073 * config/sh/sh.h (sh_fixed_range_str): Declare.
17074 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17076 * doc/invoke.texi (SH Options): Document -mfixed-range.
17078 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17080 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17081 it before the redeclaration.
17083 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17085 * config/avr/avr.c (get_sequence_length): Add new function.
17086 (expand_prologue, expand_epilogue): Remove duplicate code.
17088 2008-05-22 Rafael Espíndola <espindola@google.com>
17090 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17093 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17095 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17096 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17098 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17099 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17100 (vect_update_misalignment_for_peel): Likewise.
17101 (vector_alignment_reachable_p): Likewise.
17102 * tree-vect-transform.c (vectorizable_load): Likewise.
17103 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17104 (get_vectype_for_scalar_type): Pass mode of scalar_type
17105 to UNITS_PER_SIMD_WORD.
17107 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17108 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17109 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17110 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17111 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17113 2008-05-22 Ira Rosen <irar@il.ibm.com>
17115 PR tree-optimization/36293
17116 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17117 if the first load must be skipped because of a gap.
17119 2008-05-22 Richard Guenther <rguenther@suse.de>
17121 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17122 more cases of offset disambiguation that is possible if
17123 strict-aliasing rules apply.
17124 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17125 for basic offset and type-based disambiguation.
17127 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17129 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17130 ix86_expand_vector_set on V16QImode for SSE4.1.
17132 2008-05-21 Tom Tromey <tromey@redhat.com>
17134 * c.opt (Wimport): Mark as undocumented.
17135 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17137 (Warning Options): Likewise.
17138 * doc/cppopts.texi: Don't mention -Wimport.
17140 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17142 PR tree-optimization/36287
17143 PR tree-optimization/36286
17144 * lambda-code.c (build_access_matrix): Do not use the loop->num
17145 for computing the number of induction variables: use the loop depth
17148 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17151 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17152 option -f(no-)leading-underscore.
17154 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17156 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17157 GET_MODE_NUNITS (mode).
17159 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17161 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17162 (-mmulhw): Add 464 to description.
17163 (-mdlmzb): Likewise.
17164 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17165 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17167 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17168 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17169 * config/rs6000/rs6000.md: Update comments for 464.
17171 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17173 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17175 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17177 * config/i386/sse.md (vec_extractv4sf): Removed.
17178 (vec_extractv2df): Likewise.
17179 (vec_extractv2di): Likewise.
17180 (vec_extractv4si): Likewise.
17181 (vec_extractv8hi): Likewise.
17182 (vec_extractv16qi): Likewise.
17183 (vec_extract<mode>): New.
17185 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17187 * config/i386/sse.md (vec_setv4sf): Removed.
17188 (vec_setv2df): Likewise.
17189 (vec_setv2di): Likewise.
17190 (vec_setv4si): Likewise.
17191 (vec_setv8hi): Likewise.
17192 (vec_setv16qi): Likewise.
17193 (vec_set<mode>): New.
17195 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17197 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17198 goto for vec_concat and vec_interleave.
17200 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17202 * config/i386/sse.md (vec_initv4sf): Removed.
17203 (vec_initv2df): Likewise.
17204 (vec_initv2di): Likewise.
17205 (vec_initv4si): Likewise.
17206 (vec_initv8hi): Likewise.
17207 (vec_initv16qi): Likewise.
17208 (vec_init<mode>): New.
17210 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17212 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17214 2008-05-21 Tom Tromey <tromey@redhat.com>
17216 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17217 (zone_find_object_offset): Likewise.
17218 (gt_ggc_m_S): Likewise.
17219 (highest_bit): Likewise.
17220 * ggc-page.c (gt_ggc_m_S): New function.
17221 * stringpool.c (string_stack): Remove.
17222 (init_stringpool): Update.
17223 (ggc_alloc_string): Use ggc_alloc.
17224 (maybe_delete_ident): New function.
17225 (ggc_purge_stringpool): Likewise.
17226 (gt_ggc_m_S): Remove.
17227 * ggc-common.c (ggc_protect_identifiers): New global.
17228 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17229 ggc_protect_identifiers.
17230 * ggc.h (ggc_protect_identifiers): Declare.
17231 (gt_ggc_m_S): Update.
17232 (ggc_purge_stringpool): Declare.
17233 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17234 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17236 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17238 2008-05-21 David S. Miller <davem@davemloft.net>
17240 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17243 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17245 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17248 2008-05-20 David Daney <ddaney@avtrex.com>
17250 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17251 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17252 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17253 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17254 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17255 (atomic_hiqi_op): New define_code_iterator.
17256 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17257 mips_expand_compare_and_swap_12.
17258 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17259 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17260 (sync_<optab><mode>, sync_old_<optab><mode>,
17261 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17262 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17263 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17264 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17265 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17266 (test_and_set_12): New insn.
17267 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17268 sync_new_<optab><mode>, sync_old_nand<mode>,
17269 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17270 clobber to operand 0 for SI and DI mode insns.
17271 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17272 mips_gen_fn_4): New typedefs.
17273 (mips_gen_fn_ptrs): Define new union type.
17274 (mips_expand_compare_and_swap_12): Remove declaration.
17275 (mips_expand_atomic_qihi): Declare function.
17276 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17277 (mips_expand_atomic_qihi): ... this. Use new generator function
17279 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17280 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17281 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17282 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17283 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17284 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17285 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17286 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17287 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17288 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17291 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17293 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17296 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17298 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17299 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17300 (avr_attribute_table): Add 'OS_main' function attribute.
17301 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17302 functions with 'OS_main' attribute.
17304 2008-05-20 Richard Guenther <rguenther@suse.de>
17306 PR tree-optimization/35204
17307 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17308 helper, split out from ...
17309 (DFS): ... here. Make the DFS walk non-recursive.
17311 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17312 Jan Sjodin <jan.sjodin@amd.com>
17314 PR tree-optimization/36181
17315 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17316 (parallelize_loops): Don't parallelize when the loop has vector
17319 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17320 Sebastian Pop <sebastian.pop@amd.com>
17322 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17323 matrix, and never look at the tree representation of the memory
17325 (linear_transform_loops): Computes parameters and access matrices.
17326 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17328 (access_matrix_get_index_for_parameter): New.
17329 * tree-data-ref.h (struct access_matrix): New.
17330 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17331 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17332 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17333 am_vector_index_for_loop): New.
17334 (struct data_reference): Add field access_matrix.
17335 (DR_ACCESS_MATRIX): New.
17336 (compute_data_dependences_for_loop): Update declaration.
17337 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17338 * lambda.h (lambda_vector_vec_p): Declared.
17339 * lambda-code.c: Depend on pointer-set.h.
17340 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17341 av_for_af_base, av_for_af, build_access_matrix,
17342 lambda_compute_access_matrices): New.
17343 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17345 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17347 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17348 $SOURCEDIR/include.
17350 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17351 Sebastian Pop <sebastian.pop@amd.com>
17353 PR tree-optimization/36206
17354 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17356 (instantiate_scev_1): Rename flags to fold_conversions.
17357 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17358 outeside instantiation_loop.
17359 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17360 (evolution_function_is_affine_or_constant_p): Removed.
17361 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17363 (analyze_siv_subscript): Pass in the loop nest number.
17364 Call evolution_function_is_affine_in_loop instead of
17365 evolution_function_is_affine_p.
17366 (analyze_overlapping_iterations): Pass in the loop nest number.
17368 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17369 Sebastian Pop <sebastian.pop@amd.com>
17371 PR tree-optimization/36206
17372 * tree-chrec.h (chrec_fold_op): New.
17373 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17376 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17378 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17380 (remove_duplicates): Do not set inode on non-inode systems.
17383 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17385 * config.gcc (tm_file): Update comments about relative pathnames.
17387 2008-05-20 Richard Guenther <rguenther@suse.de>
17389 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17390 * tree-ssa-sccvn.c (process_scc): Likewise.
17391 * tree-ssa-sink.c (execute_sink_code): Likewise.
17392 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17393 * tree-vrp.c (process_assert_insertions): Likewise.
17394 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17395 (perform_tree_ssa_dce): Likewise.
17396 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17397 (dump_dominator_optimization_stats): Likewise.
17398 * tree-vectorizer.c (vectorize_loops): Likewise.
17400 2008-05-20 Richard Guenther <rguenther@suse.de>
17402 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17404 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17406 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17407 (ix86_i386elf_return_in_memory): Likewise.
17408 (ix86_i386interix_return_in_memory): Likewise.
17409 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17410 (SUBTARGET_RETURN_IN_MEMORY): New.
17411 * config/i386/i386elf.h: Likewise.
17412 * config/i386/ptx4-i.h: Likewise.
17413 * config/i386/sol2-10.h: Likewise.
17414 * config/i386/sysv4.h: Likewise.
17415 * config/i386/vx-common.h: Likewise.
17416 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17417 * config/i386/i386.c (ix86_return_in_memory): Made static and
17418 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17419 (ix86_i386elf_return_in_memory): Removed.
17420 (ix86_i386interix_return_in_memory): Removed.
17421 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17422 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17424 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17426 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17428 2008-05-19 Xinliang David Li <davidxl@google.com>
17430 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17432 * common.opt: Ditto.
17433 * doc/invoke.texi: Ditto.
17435 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17437 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17438 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17440 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17442 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17443 sizes of operand array from 8/4 to 4/2.
17444 (ix86_expand_vector_init_general): Change size of operand array
17445 from 32 to 16. Remove op0, op1 and half_mode.
17447 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17449 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17450 (ix86_expand_vector_init_interleave): Likewise.
17451 (ix86_expand_vector_init_general): Use them. Assert
17452 word_mode == SImode when n_words == 4.
17454 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17456 * config/i386/i386.c (ix86_secondary_reload): New static function.
17457 (TARGET_SECONDARY_RELOAD): New define.
17458 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17459 * config/i386/i386.md (reload_outqi): Remove.
17461 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17463 PR middle-end/35509
17464 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17465 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17466 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17467 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17468 (fold_builtin_1): Likewise.
17469 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17470 c-common.c (check_builtin_function_arguments): Handle
17471 BUILT_IN_ISINF_SIGN.
17472 * doc/extend.texi: Document __builtin_isinf_sign.
17473 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17475 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17477 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17478 EH cleanup at the end of the pass, search for those that have been
17479 turned into forwarder blocks and do the cleanup on their successor.
17481 2008-05-18 Richard Guenther <rguenther@suse.de>
17483 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17484 pointers to sizetype and vice versa.
17486 2008-05-18 Xinliang David Li <davidxl@google.com>
17488 * gcc/tree-ssa-dce.c: Coding style fix.
17489 (check_pow): Documentation comment.
17490 (check_log): Documenation comment. Coding style fix.
17491 (is_unnecessary_except_errno_call): Ditto.
17492 (gen_conditions_for_pow): Ditto.
17493 (gen_conditions_for_log): Ditto.
17494 (gen_shrink_wrap_conditions): Ditto.
17495 (shrink_wrap_one_built_in_calls): Ditto.
17496 * gcc/doc/invoke.texi: Better documentation string.
17497 * ChangeLog: Fix wrong change log entries from
17498 May 17 checkin on function call DCE.
17500 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17502 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17504 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17506 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17507 * df-problems.c (simulation routines): Fixed block comment to
17508 properly say how to add forwards scanning functions.
17510 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17512 * tree-inline.c (setup_one_parameter): Remove dead code.
17514 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17516 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17517 a BIT_AND_EXPR only for an INTEGER_TYPE.
17519 2008-05-17 Xinliang David Li <davidxl@google.com>
17521 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17522 (check_pow, check_log, is_unnecessary_except_errno_call): New
17523 functions to check for eliminating math functions that are pure
17524 except for setting errno.
17525 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17526 general condition expressions for shrink-wrapping pow/log calls.
17527 (gen_shrink_wrap_conditions): Ditto.
17528 (shrink_wrap_one_built_in_call): Ditto.
17529 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17530 (mark_operand_necessary): If debugging, output if OP is necessary.
17531 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17533 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17535 * gcc/common.opt: New user flag -ftree-builtin-dce.
17536 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17538 2008-05-16 David S. Miller <davem@davemloft.net>
17540 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17541 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17543 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17546 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17548 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17550 * ifcvt.c (dead_or_predicable): Rename
17551 df_simulate_one_insn_backwards to df_simulate_one_insn.
17552 * recog.c (peephole2_optimize): Ditto.
17553 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17555 * df.h: Rename df_simulate_one_insn_backwards to
17556 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17557 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17558 scanning of defs and uses.
17559 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17560 (df_simulate_one_insn_forwards): Removed.
17562 2008-05-16 Doug Kwan <dougkwan@google.com>
17564 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17566 (real_from_string): Handle NaNs and Inf as approriate.
17568 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17570 * doc/gty.texi (Source Files Containing Type Information): Note
17571 that headers should appear first in the gtfiles list.
17573 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17575 * tree.def (COND_EXEC): Properly documented this code.
17577 2008-05-16 Diego Novillo <dnovillo@google.com>
17579 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17580 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17583 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17585 * tree-ssa-dse (max_stmt_uid): Removed.
17586 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17587 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17588 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17589 * function.h (cfun.last_stmt_uid): New field.
17590 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17591 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17593 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17594 (create_stmt_ann): Initialize the ann->uid field.
17595 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17597 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17599 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17601 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17602 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17603 (init_empty_tree_cfg): Call it.
17605 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17607 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17610 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17612 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17613 * tree-dump.c (dump_options): New verbose option.
17614 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17616 * tree-pass.h (TDF_VERBOSE): New dump flag.
17617 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17618 (tree-flow.h): Added include.
17619 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17621 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17623 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17625 From Jie Zhang <jie.zhang@analog.com>
17626 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17627 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17628 mcpu=bf561-none and mcpu=bf561-0.2.
17629 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17630 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17631 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17632 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17633 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17634 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17635 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17637 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17638 (cputype_selected): Remove.
17639 (bfin_handle_option): Don't use cputype_selected.
17640 (override_options): When no mcpu option, enable all workarounds.
17641 Don't use bfin_workarounds.
17642 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17644 (DEFAULT_CPU_TYPE): Don't define.
17646 2008-05-16 Richard Guenther <rguenther@suse.de>
17648 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17649 on deletion of the last stmt.
17651 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17653 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17654 V8HImode for SSE2 and V16QImode for SSE4.1.
17656 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17658 * cgraph.h (compute_inline_parameters): Made public.
17659 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17660 variable_generate_summary, function_write_summary,
17661 variable_write_summary, variable_read_summary. Added generate_summary,
17662 write_summary, read_summary.
17663 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17664 pass_ipa_inline.function_generate_summary, to
17665 compute_inline_parameters.
17666 * ipa-inline.c (compute_inline_parameters): Made public and added
17668 (compute_inline_parameters_for_current): New function.
17669 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17670 (inline_generate_summary): Removed parameter and made to loop over
17672 (pass_ipa_inline): Updated for new IPA_PASS structure.
17673 * passes.c (execute_ipa_summary_passes): Now is called once per
17674 pass rather than once per node*pass.
17676 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17678 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17679 avr_have_mul_p, avr_asm_only_p): Remove variables.
17680 (avr_override_options): Remove initialization of removed variables.
17681 (avr_file_start): Convert removed variables to fields of
17682 'struct base_arch_s *avr_current_arch'.
17683 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17684 (AVR_HAVE_MUL): (Ditto.).
17685 (AVR_HAVE_MOVW): (Ditto.).
17686 (AVR_HAVE_LPMX): (Ditto.).
17687 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17688 avr_asm_only_p): Remove declaration.
17690 2008-05-15 Diego Novillo <dnovillo@google.com>
17692 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17693 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17695 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17697 PR middle-end/36194
17698 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17699 Don't call record_truncated_value from here.
17700 (record_truncated_value): Turn it into a for_each_rtx callback.
17701 (record_truncated_values): New function.
17702 (combine_instructions): Call note_uses with record_truncated_values.
17703 Change name of check_conversion to check_promoted_subreg.
17705 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17707 * doc/sourcebuild.texi: Document support for torture tests.
17709 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17711 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17712 to alternative 4 of operand 2.
17714 2008-05-15 Richard Guenther <rguenther@suse.de>
17716 * tree-pass.h (current_pass): Declare.
17717 (get_pass_for_id): Likewise.
17718 * passes.c (passes_by_id, passes_by_id_size): New globals.
17719 (set_pass_for_id): New function.
17720 (get_pass_for_id): Likewise.
17721 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17722 (execute_function_todo): Flush per function statistics.
17723 * toplev.c (compile_file): Init statistics.
17724 (general_init): Do early statistics initialization.
17725 (finalize): Finish statistics.
17726 * statistics.h (statistics_early_init): Declare.
17727 (statistics_init): Likewise.
17728 (statistics_fini): Likewise.
17729 (statistics_fini_pass): Likewise.
17730 (statistics_counter_event): Likewise.
17731 (statistics_histogram_event): Likewise.
17732 * statistics.c: New file.
17733 * Makefile.in (OBJS-common): Add statistics.o.
17734 (statistics.o): Add dependencies.
17735 * doc/invoke.texi (-fdump-statistics): Document.
17737 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17738 (insert): Likewise.
17739 (execute_pre): Use statistics_counter_event.
17740 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17741 (substitute_and_fold): Increment it. Use statistics_counter_event.
17743 2008-05-15 Diego Novillo <dnovillo@google.com>
17745 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17747 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17748 * tree-ssa-alias.c (new_type_alias): Remove references to
17749 sub-variables from comment.
17750 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17752 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17754 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17755 attribute to 1 only for insertps alternative.
17757 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17759 * config/bfin/bfin.md (loadbytes): New pattern.
17760 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17761 (bfin_init_builtins): Initialize it.
17762 (bdesc_1arg): Add it.
17764 2008-05-15 Sa Liu <saliu@de.ibm.com>
17766 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17767 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17768 * testsuite/lib/target-supports.exp: Add
17769 check_effective_target_fortran_integer_16.
17771 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17773 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17774 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17775 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17776 (TARGET_RETURN_IN_MEMORY): Define.
17778 2008-05-15 Richard Guenther <rguenther@suse.de>
17780 PR middle-end/36244
17781 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17782 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17783 represent unmodifiable vars.
17785 2008-05-15 Richard Guenther <rguenther@suse.de>
17787 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17788 INDIRECT_REF and TARGET_MEM_REF.
17789 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17792 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17793 H.J. Lu <hongjiu.lu@intel.com>
17795 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17796 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17797 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17798 insn alternatives. Add missing alternatives.
17799 (*vec_concatv2di_rex64_sse4_1): Likewise.
17800 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17801 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17802 Require TARGET_SSE.
17804 2008-05-15 Richard Guenther <rguenther@suse.de>
17806 PR tree-optimization/36009
17807 PR tree-optimization/36204
17808 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17809 (determine_invariantness_stmt): Record the loop a store is
17810 always executed in.
17811 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17814 2008-05-15 Richard Guenther <rguenther@suse.de>
17816 PR tree-optimization/34330
17817 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17818 through the pointer will alias the SMT.
17820 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17822 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17824 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17826 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17828 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17829 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17831 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17832 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17833 (vashl_optab): New optab for vector/vector shifts.
17834 (vashr_optab): Ditto.
17835 (vlshr_optab): Ditto.
17836 (vrotl_optab): Ditto.
17837 (vrotr_optab): Ditto.
17838 (optab_subtype): New enum for optab_for_tree_code call.
17839 (optab_for_tree_code): Add enum optab_subtype argument.
17841 * optabs.c (optab_for_tree_code): Take an additional argument to
17842 distinguish between a vector shift by a scalar and vector shift by
17843 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17844 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17845 vector shift by a vector.
17846 (expand_widen_pattern_expr): Pass additional argument to
17847 optab_for_tree_code.
17849 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17850 vrotl_optab, vrotr_optab.
17852 * expr.c (expand_expr_real_1): Update calls to
17853 optab_for_tree_code to distinguish between vector shifted by a
17854 scalar and vector shifted by a vector.
17855 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17856 (supportable_narrowing_operation): Ditto.
17857 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17858 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17859 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17860 (vect_create_epilog_for_reduction): Ditto.
17861 (vectorizable_reduction): Ditto.
17862 (vectorizable_operation): Ditto.
17863 (vect_strided_store_supported): Ditto.
17864 (vect_strided_load_supported): Ditto.
17865 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17866 * expmed.c (expand_shift): Ditto.
17868 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17870 (ashr@var{m}3): Ditto.
17871 (vashl@var{m}3): Document new vector/vector shift standard name.
17872 (vashr@var{m}3): Ditto.
17873 (vlshr@var{m}3): Ditto.
17874 (vrotl@var{m}3): Ditto.
17875 (vrotr@var{m}3): Ditto.
17877 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17878 (PPERM_INVERT): Ditto.
17879 (PPERM_REVERSE): Ditto.
17880 (PPERM_REV_INV): Ditto.
17881 (PPERM_ZERO): Ditto.
17882 (PPERM_ONES): Ditto.
17883 (PPERM_SIGN): Ditto.
17884 (PPERM_INV_SIGN): Ditto.
17885 (PPERM_SRC1): Ditto.
17886 (PPERM_SRC2): Ditto.
17888 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17889 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17890 allows a memory operand to be the value being added, and split it
17891 to improve vectorization.
17892 (sse5_pmacsdqh_mem): Ditto.
17893 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17894 (sse5_mulv2div2di3_high): Ditto.
17895 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17896 (vec_pack_trunc_v4si): Ditto.
17897 (vec_pack_trunc_v2di): Ditto.
17898 (sse5_pcmov_<mode>): Remove code that tried to use use
17899 andps/andnps instead of pcmov.
17900 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17901 pmacsdqh instructions.
17902 (vec_widen_smult_lo_v4si): Ditto.
17904 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17905 (PPERM_INVERT): Ditto.
17906 (PPERM_REVERSE): Ditto.
17907 (PPERM_REV_INV): Ditto.
17908 (PPERM_ZERO): Ditto.
17909 (PPERM_ONES): Ditto.
17910 (PPERM_SIGN): Ditto.
17911 (PPERM_INV_SIGN): Ditto.
17912 (PPERM_SRC1): Ditto.
17913 (PPERM_SRC2): Ditto.
17914 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17916 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17918 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17919 says ignore whether the last reference is a memory operand.
17921 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17922 Paolo Bonzini <bonzini at gnu dot org>
17924 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17927 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17928 (vlshr<mode>3): Rename from vlshr<mode>3.
17929 (vashr<mode>3): Rename from vashr<mode>3.
17930 (mulv4sf3): Change the names of vector shift patterns.
17934 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17937 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17962 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17963 (floatunssidf2_internal): Change vector/vector shift names.
17964 (floatunsdidf2_internal): Ditto.
17971 (vashl<mode>3): Rename from ashl<mode>3.
17972 (vashr<mode>3): Rename from ashr<mode>3.
17973 (vlshr<mode>3): Rename from lshr<mode>3.
17974 (vrotl<mode>3): Rename from rotl<mode>3.
17976 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17979 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17980 multiply gives the wrong value when doing widening multiplies.
17981 (vec_widen_smult_lo_v4si): Ditto.
17983 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17985 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17986 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17987 emit_library_call_value.
17988 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17989 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17990 * calls.c (initialize_argument_information, precompute_arguments,
17991 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17992 (precompute_arguments): Removed flags parameter.
17993 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17995 2008-05-14 Richard Guenther <rguenther@suse.de>
17997 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17998 Make sure to register the store if the use is a PHI_NODE.
18000 2008-05-14 Olivier Hainque <hainque@adacore.com>
18002 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18003 memory if the component is to be referenced in BLKmode according
18004 to get_inner_reference.
18006 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18008 * calls.c (emit_library_call_value_1): Restore code clearing
18009 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18011 2008-05-14 Olivier Hainque <hainque@adacore.com>
18012 Nicolas Roche <roche@adacore.com>
18014 * configure.ac: Add support for a "gcc_subdir" variable in
18015 config-lang.in, to denote a subdirectory where the language/GCC
18016 integration files are to be found.
18017 * configure: Regenerate.
18019 2008-05-14 Ira Rosen <irar@il.ibm.com>
18021 PR tree-optimization/36098
18022 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18023 value for the first load in the group in case of a gap.
18024 (vect_build_slp_tree): Check that there are no gaps in loads.
18026 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18028 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18029 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18030 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18031 emit_insn and remove unneeded code to construct extra args.
18032 (emit_no_conflict_block): Removed.
18033 * optabls.h: (emit_no_conflict_block): Removed.
18034 * cse.c (cse_extended_basic_block): Remove search for
18035 REG_NO_CONFLICT note.
18036 * global.c: Removed incorrect comment added in revision 117.
18037 * expr.c (convert_move): Change call to emit_no_conflict_block to
18039 * recog.c: Change comments so that they do not mention
18041 * local_alloc.c (combine_regs): Removed last parameter.
18042 (no_conflict_p): Removed.
18043 (block_alloc): Removed note, no_conflict_combined_regno and set
18044 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18045 (combine_regs): Removed already_dead and code to look for
18046 REG_NO_CONFLICT notes.
18047 * lower_subreg (remove_retval_note): Removed code to look for
18048 REG_NO_CONFLICT block.
18049 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18050 (resolve_clobber): Remove code to process libcalls that have
18051 REG_NO_CONFLICT notes.
18052 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18054 * combine.c (can_combine_p, distribute_notes): Removed
18055 REG_NO_CONFLICT case.
18056 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18058 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18059 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18061 * reg-notes.def (NO_CONFLICT): Removed.
18063 2008-05-14 David S. Miller <davem@davemloft.net>
18065 * config/sparc/sparc.c (sparc_profile_hook): If
18066 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18067 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18068 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18070 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18072 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18074 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18077 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18078 and op1 expansion before vector concat to have less live pseudos.
18080 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18082 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18083 ix86_expand_vector_set if supported.
18085 2008-05-13 Diego Novillo <dnovillo@google.com>
18086 Kenneth Zadeck <zadeck@naturalbridge.com>
18088 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18090 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18091 phinodes_print_statistics, init_ssanames, fini_ssanames,
18092 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18093 release_ssa_name, release_defs, replace_ssa_name_symbol,
18094 ssanames_print_statistics): Move ...
18095 * tree-flow.h: ... here.
18096 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18097 Use FN instead of cfun.
18098 (make_ssa_name_fn): Rename from make_ssa_name.
18099 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18100 * tree-flow-inline.h (make_ssa_name): Move from
18101 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18102 * omp-low.c (expand_omp_parallel):
18103 * tree-flow-inline.h (redirect_edge_var_map_result):
18104 * tree-ssa.c (init_tree_ssa): Add argument FN.
18105 Use it instead of cfun. Update all users.
18107 2008-05-13 Tom Tromey <tromey@redhat.com>
18109 PR preprocessor/22168:
18110 * doc/cpp.texi (Top): Update menu.
18111 (Alternatives to Wrapper #ifndef): New node.
18112 (Other Directives): Document deprecation.
18113 (Obsolete Features): Remove menu.
18114 (Assertions): Merge node into Obsolete Features.
18115 (Obsolete once-only headers): Move earlier; rename to Alternatives
18116 to Wrapper #ifndef.
18117 * doc/cppopts.texi: Update.
18118 * c.opt (Wdeprecated): Enable for C and ObjC.
18119 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18120 (C++ Dialect Options): Move -Wno-deprecated from here to...
18121 (Warning Options): ... here.
18123 2008-05-13 Richard Guenther <rguenther@suse.de>
18125 PR middle-end/36227
18126 * fold-const.c (fold_sign_changed_comparison): Do not allow
18127 changes in pointer-ness.
18129 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18132 * config/sh/sh.c (sh_expand_prologue): Don't clear
18133 RTX_FRAME_RELATED_P for push insns.
18135 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18137 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18139 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18141 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18142 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18143 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18145 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18147 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18148 (*vec_concatv4sf_sse): This.
18149 (*sse2_concatv2si): Renamed to ...
18150 (*vec_concatv2si_sse2): This.
18151 (*sse1_concatv2si): Renamed to ...
18152 (*vec_concatv2si_sse): This.
18153 (*vec_concatv2di_rex): Renamed to ...
18154 (*vec_concatv2di_rex64): This.
18155 (*vec_concatv2si_sse4_1): New.
18156 (*vec_concatv2di_rex64_sse4_1): Likewise.
18158 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18160 PR rtl-optimization/36111
18161 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18162 that was created for swappable operands.
18164 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18167 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18168 * configure.ac: Add call to ACX_PROG_GNAT.
18170 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18172 * optc-gen.awk: Fix comment typo.
18174 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18176 * pretty-print.c (pp_integer_with_precision): Use
18177 HOST_LONG_LONG_FORMAT.
18179 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18181 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18183 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18185 * config/i386/i386.c (bdesc_ptest): Removed.
18186 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18187 (bdesc_args): Add __builtin_ia32_ptestz128,
18188 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18189 (ix86_init_mmx_sse_builtins): Updated.
18190 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18191 (ix86_expand_builtin): Updated.
18193 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18195 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18196 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18198 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18200 * value-prof.c (interesting_stringop_to_profile): Do not
18201 return early for BUILT_IN_MEMPCPY.
18203 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18205 * calls.c (expand_call): Don't use callgraph to increase
18206 preferred_stack_boundary.
18208 * cgraph.h (cgraph_rtl_info): Use unsigned on
18209 preferred_incoming_stack_boundary.
18211 * final.c (rest_of_clean_state): Use unsigned on
18212 preferred_stack_boundary.
18214 2008-05-09 Tom Tromey <tromey@redhat.com>
18216 PR preprocessor/22231:
18217 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18220 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18222 PR tree-optimization/36129
18223 * tree-ssa-ccp.c: Include value-prof.h.
18224 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18225 built-in function was folded to a constant.
18226 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18228 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18229 Sebastian Pop <sebastian.pop@amd.com>
18231 * tree-scalar-evolution.c: Document instantiate_scev.
18232 (instantiate_parameters_1): Renamed instantiate_scev_1.
18233 Don't use the same loop for instantiation_loop and evolution_loop.
18234 (instantiate_scev): New.
18235 (instantiate_parameters): Moved...
18236 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18237 same loop twice. Maintains the semantics for this function.
18238 * tree-scalar-evolution.h (instantiate_scev): Declare.
18239 (instantiate_parameters): ...here. Now static inline.
18240 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18241 instead of resolve_mixers.
18243 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18245 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18247 2008-05-09 Tomas Bily <tbily@suse.cz>
18249 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18250 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18251 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18252 * c-common.c (c_common_truthvalue_conversion): Likewise.
18253 * tree-object-size.c (compute_object_offset): Likewise.
18254 * tree-inline.c (estimate_num_insns_1): Likewise.
18255 * varasm.c (const_hash_1, compare_constant, copy_constant)
18256 (compute_reloc_for_constant, output_addressed_constants)
18257 (initializer_constant_valid_p): Likewise.
18258 * c-omp.c (check_omp_for_incr_expr): Likewise.
18259 * gimplify.c (gimplify_expr): Likewise.
18260 * c-typeck.c (c_finish_return): Likewise.
18261 * tree-vectorizer.c (supportable_widening_operation)
18262 (supportable_narrowing_operation): Likewise.
18263 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18264 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18265 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18266 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18267 (descr_info_loc): Likewise.
18268 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18269 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18270 (fold_unary): Likewise.
18271 * builtins.c (get_pointer_alignment): Likewise.
18272 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18273 (instantiate_parameters_1): Likewise.
18274 * tree.c (expr_align, stabilize_reference): Likewise.
18275 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18276 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18277 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18278 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18279 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18280 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18282 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18283 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18284 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18285 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18286 (forward_propagate_comparison)
18287 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18288 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18289 * emit-rtl.c (component_ref_for_mem_expr)
18290 (set_mem_attributes_minus_bitpos): Likewise.
18291 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18292 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18294 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18295 (build_function_call, pointer_diff, build_compound_expr)
18296 (c_finish_return): Likewise.
18297 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18298 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18300 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18301 * expr.c (is_aligning_offset): Likewise.
18302 * tree-ssa-alias.c (is_escape_site): Likewise.
18303 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18304 (check_all_va_list_escapes): Likewise.
18305 * tree-ssa-loop-ivopts.c (determine_base_object)
18306 (determine_common_wider_type): Likewise.
18307 * dojump.c (do_jump): Likewise.
18308 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18309 * tree-gimple.c (is_gimple_cast): Likewise.
18310 * fold-const.c (decode_field_reference, )
18311 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18312 (fold_binary): Likewise.
18313 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18314 (already_warned_in_frontend_p): Likewise.
18315 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18316 * tree.c (really_constant_p, get_unwidened): Likewise.
18317 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18318 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18319 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18321 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18323 (CONVERT_EXPR_P): Define.
18324 (CASE_CONVERT): Define.
18326 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18328 PR middle-end/36117
18329 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18330 (delete_unmarked_insns): When deleting a call, call
18331 delete_unreachable_blocks.
18332 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18333 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18335 2008-05-08 Richard Guenther <rguenther@suse.de>
18337 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18338 (-ftree-salias): Likewise.
18339 (salias-max-implicit-fields): Remove param documentation.
18340 (salias-max-array-elements): Likewise.
18341 * tree-pass.h (pass_create_structure_vars): Remove.
18342 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18343 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18344 * tree-ssa-alias.c (create_structure_vars): Remove.
18345 (gate_structure_vars): Likewise.
18346 (pass_create_structure_vars): Likewise.
18347 (gate_build_alias): Likewise.
18348 (pass_build_alias): Adjust to run always and dump the function.
18349 * common.opt (ftree-salias): Hide.
18350 * passes.c (init_optimization_passes): Remove
18351 pass_create_structure_vars, adjust comment.
18352 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18353 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18354 * opts.c (decode_options): Do not set flag_tree_salias.
18355 (common_handle_option): Add OPT_ftree_salias to the backward
18356 compatibility section.
18358 2008-05-08 Richard Guenther <rguenther@suse.de>
18360 * tree-flow-inline.h (var_can_have_subvars): Move ...
18361 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18362 * tree-flow.h (var_can_have_subvars): Remove.
18363 (push_fields_onto_fieldstack): Remove.
18364 (sort_fieldstack): Likewise.
18365 (struct fieldoff): Move ...
18366 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18367 alias_set and base_for_components fields.
18368 (sort_fieldstack): Make static.
18369 (push_fields_onto_fieldstack): Likewise. Remove code that
18370 handles anything but RECORD_TYPEs. Remove alias_set and
18371 base_for_components handling.
18372 (create_variable_info_for): Adjust.
18374 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18376 * common.opt (Wframe-larger-than=): Shorten the help message
18378 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18380 2008-05-08 Rafael Espíndola <espindola@google.com>
18382 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18384 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18385 trap and that both operands are gimple values.
18386 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18387 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18390 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18392 * read-rtl.c (join_c_conditions): Return the first string if the
18393 two strings are equal.
18395 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18397 * gensupport.h (pred_data): Add a "num_codes" field.
18398 (add_predicate_code): Declare.
18399 * gensupport.c (add_predicate_code): New function.
18400 (std_pred_table): Add an "allows_const_p" field.
18401 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18402 Remove the (incomplete) list of such codes from the codes field.
18403 (init_predicate_table): Use add_predicate_code. Add all
18404 RTX_CONST_OBJs if allows_const_p is true.
18405 * genrecog.c (process_define_predicate): Use add_predicate_code.
18407 2008-05-08 David Daney <ddaney@avtrex.com>
18408 Richard Sandiford <rsandifo@nildram.co.uk>
18410 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18411 special case of constant zero operands.
18412 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18413 old and new values. Special case constant zero values.
18414 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18416 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18417 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18419 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18422 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18423 similar RTX_CONST_OBJ before CONST_INT.
18425 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18427 * stmt.c (expand_stack_restore): Change sa mode if needed.
18429 2008-05-08 Richard Guenther <rguenther@suse.de>
18431 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18432 return type to bool.
18433 (ix86_sol10_return_in_memory): Likewise.
18434 (ix86_i386elf_return_in_memory): Likewise.
18435 (ix86_i386interix_return_in_memory): Likewise.
18436 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18437 (ix86_sol10_return_in_memory): Likewise.
18438 (ix86_i386elf_return_in_memory): Likewise.
18439 (ix86_i386interix_return_in_memory): Likewise.
18441 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18444 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18446 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18447 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18450 2008-05-08 Richard Guenther <rguenther@suse.de>
18452 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18453 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18454 (DR_SUBVARS): Remove.
18455 * tree-dfa.c (dump_subvars_for): Remove.
18456 (debug_subvars_for): Likewise.
18457 (dump_variable): Do not dump subvars.
18458 (remove_referenced_var): Do not remove subvars.
18459 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18460 (lookup_subvars_for_var): Remove.
18461 (get_subvars_for_var): Likewise.
18462 (get_subvars_at): Likewise.
18463 (get_first_overlapping_subvar): Likewise.
18464 (overlap_subvar): Likewise.
18465 * tree-flow.h (subvar_t): Remove.
18466 (struct var_ann_d): Remove subvars field.
18467 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18468 argument. Remove special handling of SFTs.
18469 (compute_tag_properties): Likewise.
18470 (set_initial_properties): Likewise.
18471 (compute_call_clobbered): Likewise.
18472 (count_mem_refs): Likewise.
18473 (compute_memory_partitions): Likewise.
18474 (compute_flow_insensitive_aliasing): Likewise.
18475 (setup_pointers_and_addressables): Likewise.
18476 (new_type_alias): Likewise.
18477 (struct used_part): Remove.
18478 (used_portions): Likewise.
18479 (struct used_part_map): Likewise.
18480 (used_part_map_eq): Likewise.
18481 (used_part_map_hash): Likewise.
18482 (free_used_part_map): Likewise.
18483 (up_lookup): Likewise.
18484 (up_insert): Likewise.
18485 (get_or_create_used_part_for): Likewise.
18486 (create_sft): Likewise.
18487 (create_overlap_variables_for): Likewise.
18488 (find_used_portions): Likewise.
18489 (create_structure_vars): Likewise.
18490 * tree.def (STRUCT_FIELD_TAG): Remove.
18491 * tree.h (MTAG_P): Adjust.
18492 (struct tree_memory_tag): Remove base_for_components and
18493 unpartitionable flags.
18494 (struct tree_struct_field_tag): Remove.
18495 (SFT_PARENT_VAR): Likewise.
18496 (SFT_OFFSET): Likewise.
18497 (SFT_SIZE): Likewise.
18498 (SFT_NONADDRESSABLE_P): Likewise.
18499 (SFT_ALIAS_SET): Likewise.
18500 (SFT_UNPARTITIONABLE_P): Likewise.
18501 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18502 (union tree_node): Remove sft field.
18503 * alias.c (get_alias_set): Remove special handling of SFTs.
18504 * print-tree.c (print_node): Remove handling of SFTs.
18505 * tree-dump.c (dequeue_and_dump): Likewise.
18506 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18507 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18508 * tree-predcom.c (set_alias_info): Do not set subvars.
18509 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18510 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18511 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18512 (add_vars_for_offset): Remove.
18513 (add_virtual_operand): Remove special handling of SFTs.
18514 (add_call_clobber_ops): Likewise.
18515 (add_call_read_ops): Likewise.
18516 (get_asm_expr_operands): Likewise.
18517 (get_modify_stmt_operands): Likewise.
18518 (get_expr_operands): Likewise.
18519 (add_to_addressable_set): Likewise.
18520 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18521 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18522 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18523 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18524 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18525 (tree_node_structure): Likewise.
18526 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18528 (find_what_p_points_to): Likewise.
18530 2008-05-08 Sa Liu <saliu@de.ibm.com>
18532 * config/spu/spu.md: Fixed subti3 pattern.
18534 2008-05-08 Richard Guenther <rguenther@suse.de>
18536 PR middle-end/36154
18537 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18538 sure to create a representative for trailing arrays for PTA.
18540 2008-05-08 Richard Guenther <rguenther@suse.de>
18542 PR middle-end/36172
18543 * fold-const.c (operand_equal_p): Two objects which types
18544 differ in pointerness are not equal.
18546 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18548 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18549 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18550 (emit_library_call_value_1): Add new variable fndecl initialized by
18551 NULL_TREE. It should be the decl type of orgfun, but this information
18552 seems not to be available here, so it uses the default calling abi.
18553 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18554 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18555 by TARGET_RETURN_IN_MEMORY.
18556 * config/i386/i386-interix.h: Likewise.
18557 * config/i386/i386.h: Likewise.
18558 * config/i386/i386elf.h: Likewise.
18559 * config/i386/ptx4-i.h: Likewise.
18560 * config/i386/sol2-10.h: Likewise.
18561 * config/i386/sysv4.h: Likewise.
18562 * config/i386/vx-common.h: Likewise.
18563 * config/cris/cris.h: Removed #if 0 clause.
18564 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18565 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18567 (ix86_sol10_return_in_memory): Likewise.
18568 (ix86_i386elf_return_in_memory): New.
18569 (ix86_i386interix_return_in_memory): New.
18570 * config/mt/mt-protos.h (mt_return_in_memory): New.
18571 * config/mt/mt.c: Likewise.
18572 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18573 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18574 * config/bfin/bfin.h: Likewise.
18575 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18577 * config/bfin/bfin.c: Likewise.
18578 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18579 * config/alpha/unicosmk.h: Likewise.
18580 * config/i386/cygming.h: Likewise.
18581 * config/iq2000/iq2000.h: Likewise.
18582 * config/mips/mips.h: Likewise.
18583 * config/mn10300/mn10300.h: Likewise.
18584 * config/rs6000/rs6000.h: Likewise.
18585 * config/score/score.h: Likewise.
18586 * config/spu/spu.h: Likewise.
18587 * config/v850/v850.h: Likewise.
18588 * defaults.h: Likewise.
18589 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18590 * expr.c (emit_block_move): Adjust use of
18591 OUTGOING_REG_PARM_STACK_SPACE.
18592 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18593 OUTGOING_REG_PARM_STACK_SPACE.
18594 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18596 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18598 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18599 on OMP_RETURN for OMP_FOR.
18602 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18603 (fortran_common): New function.
18604 (gen_variable_die): Call fortran_common instead of common_check,
18605 adjust for it returning tree instead of rtx. Formatting.
18607 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18611 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18612 * c-decl.c (merge_decls): Ditto.
18613 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18614 to RTL_CONST_OR_PURE_CALL_P.
18615 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18616 Initialized DECL_LOOPING_CONST_PURE.
18617 (process_call_operands): Set tree_side_effects properly.
18618 * tree.h (TREE_READONLY_DECL_P): Removed.
18619 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18620 (DECL_LOOPING_OR_CONST_P): New macro.
18621 (struct tree_function_decl): Added looping_const_or_pure_p.
18622 (ECF_*) Renumbered.
18623 (ECF_LOOPING_OR_CONST_P): New macro.
18624 * rtlanal.c (pure_const_p): Removed.
18625 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18626 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18627 to RTL_CONST_CALL_P.
18628 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18629 (check_decl, check_tree, check_call, scan_function): Initialize
18631 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18632 (static_execute): Set looping true for recursive functions.
18633 Undo setting state to IPA_NEITHER for recursive functions.
18634 * cse.c (cse_insn):
18635 * ifcvt.c (noce_can_store_speculate_p): Changed
18636 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18637 RTL_CONST_OR_PURE_CALL_P.
18638 * dse.c (scan_insn): Ditto.
18639 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18640 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18641 RTL_CONST_OR_PURE_CALL_P.
18642 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18643 pure_call_p to RTL_CONST_CALL_P.
18644 * gimplify.c (gimplify_call_expr): Clear side effects for
18645 non-looping pure and constant calls.
18646 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18647 (flags_from_decl_or_type): Set ecf flags from decl flags.
18648 (initialize_argument_information): Turn off
18649 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18650 Change const to pure if callee_copies is true rather than just
18652 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18653 way of marking pure calls.
18654 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18655 Remove hack that was supposed to fix pr7335 and remove old
18656 way of marking pure calls.
18657 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18658 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18659 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18660 RTL_CONST_OR_PURE_CALL_P.
18661 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18662 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18663 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18664 * sched-deps.c (schedule_analyze): Ditto.
18665 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18666 return_val field of calls to represent pure and const function info.
18667 (CONST_OR_PURE_CALL_P): Deleted macro.
18668 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18669 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18670 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18672 * tree-optimize.c (execute_fixup_cfg): Added test for
18673 ECF_LOOPING_CONST_OR_PURE.
18674 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18676 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18677 effects for looping pure or const calls.
18678 (verify_gimple_expr): Added verification code.
18679 * config/alpha/alpha.c (alpha_legitimize_address,
18680 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18682 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18683 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18684 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18685 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18686 RTL_CONST_OR_PURE_CALL_P.
18687 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18688 and const calls to be deleted.
18690 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18693 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18694 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18695 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18696 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18697 to handle nonimmediate operands.
18698 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18699 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18700 to handle nonimmediate operands.
18701 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18702 (mmx_pmulhrwv4hi3): New expander. Use
18703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18704 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18705 (sse2_umulv1siv1di3): New expander. Use
18706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18707 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18708 (mmx_eq<mode>3): New expander. Use
18709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18710 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18711 (mmx_uavgv8qi3): New expander. Use
18712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18713 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18714 (mmx_uavgv4hi3): New expander. Use
18715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18717 * config/i386/sse.md
18718 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18719 to handle nonimmediate operands.
18720 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18721 to handle nonimmediate operands.
18722 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18723 to handle nonimmediate operands.
18724 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18725 to handle nonimmediate operands.
18726 (sse2_unpckhpd_exp): New expander. Use
18727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18728 (sse2_unpcklpd_exp): New expander. Use
18729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18730 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18731 to handle nonimmediate operands.
18732 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18733 to handle nonimmediate operands.
18734 (*sse2_<plusminus_insn><mode>3): Rename from
18735 sse2_<plusminus_insn><mode>3 insn pattern.
18736 (sse2_<plusminus_insn><mode>3): New expander. Use
18737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18738 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18739 (sse2_umulv2siv2di3): New expander. Use
18740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18741 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18742 (sse4_1_mulv2siv2di3): New expander. Use
18743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18744 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18745 (sse2_pmaddwd): New expander. Use
18746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18747 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18748 (sse2_eq<mode>3): New expander. Use
18749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18750 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18751 (sse4_1_eqv2di3): New expander. Use
18752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18753 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18754 (sse2_uavgv16qi3): New expander. Use
18755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18756 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18757 (sse2_uavgv16qi3): New expander. Use
18758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18759 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18760 (sse2_uavgv8hi3): New expander. Use
18761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18762 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18763 (ssse3_pmulhrswv8hi3): New expander. Use
18764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18765 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18766 (ssse3_pmulhrswv4hi3): New expander. Use
18767 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18769 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18770 (<sse>_vmmul<mode>3): Ditto.
18771 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18773 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18774 (ssse3_pmaddubsw): Ditto.
18776 * config/i386/i386.c (struct_builtin_description)
18777 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18778 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18779 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18780 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18781 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18782 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18783 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18784 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18785 (ix86_fixup_binary_operands): Assert that src1
18786 and src2 must have the same mode when swapped.
18787 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18788 and ix86_binary_operator_ok. Do not force operands in registers
18791 2008-05-07 Jan Hubicka <jh@suse.cz>
18793 * cgraph.c (dump_cgraph_node): Update.
18794 * cgraph.h (cgraph_local_info): Break out inline summary.
18795 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18797 * ipa-inline (inline_summary): New accestor function.
18798 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18799 cgraph_decide_inlining, compute_inline_parameters): Update.
18800 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18802 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18804 Cleanup ColdFire scheduling support and add V4 pipeline model.
18806 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18807 (define_attr cpu): Add cfv4 value.
18808 (define_attr type, define_attr type1): Merge into a single 'type'
18809 attribute. Update all uses.
18810 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18811 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18813 (define_attr opx_mem, define_attr opy_mem): Remove.
18814 (define_attr op_mem): Clean up, update comment.
18815 (define_attr size): Use specific values instead of general int.
18816 (define_attr guess, define_attr split): Remove. Update all uses.
18817 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18818 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18819 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18820 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18821 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18822 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18823 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18824 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18825 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18826 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18827 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18828 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18829 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18830 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18831 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18832 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18833 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18834 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18835 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18836 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18837 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18838 Update or set attributes.
18839 (stack_tie): New fake instruction.
18841 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18842 (m68k_sched_attr_size): Update declaration.
18843 (m68k_sched_attr_type2): Remove.
18844 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18845 Declare new bypass predicates.
18847 * config/m68k/m68k.c (m68k_sched_issue_rate,
18848 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18850 (TARGET_SCHED_ISSUE_RATE,
18851 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18852 (override_options): Handle scheduling for ColdFire V4 core.
18853 (m68k_expand_prologue): Emit stack_tie.
18854 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18855 'OP_TYPE_FPN'. Update all uses.
18856 (sched_guess_p): Remove.
18857 (sched_address_type): Handle symbolic addresses.
18858 (sched_get_operand): New static function.
18859 (sched_operand_type): Merge into sched_attr_op_type.
18860 (sched_attr_op_type): Handle FP registers, handle quick constants,
18862 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18863 (m68k_sched_attr_size): Update. Move logic to ...
18864 (sched_get_attr_size_int): New static function.
18865 (sched_get_opxy_mem_type): New static function.
18866 (m68k_sched_attr_op_mem): Update.
18867 (m68k_sched_attr_type2): Remove.
18868 (sched_cfv4_bypass_data): New static variable.
18869 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18870 (m68k_sched_issue_rate): Implement scheduler hook.
18871 (struct _sched_ib: enabled_p): New field.
18872 (m68k_sched_variable_issue): Update. Handle V4.
18873 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18874 sched_dump_class_func_t, sched_dump_split_class,
18875 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18876 sched_dump_dfa_class, m68k_sched_dump): Remove.
18877 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18879 (m68k_sched_init_global): Remove statisctics dumping, introduce
18880 sanity check that all instructions have pipeline reservations. Handle
18882 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18883 Handle ColdFire V4 core.
18884 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18885 New static functions.
18886 (m68k_sched_address_bypass_p): New bypass predicate.
18887 (sched_get_indexed_address_scale): New static function.
18888 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18890 * cf.md: Update comments.
18891 (define_attr type2): Remove. Use 'type' attribute instead.
18893 (cf_ib): Rename to cfv123_ib. Update all uses.
18894 (cf_oep): Rename to cfv123_oep. Update all uses.
18895 (cf_chr): Rename to cfv123_chr. Update all uses.
18896 (cf_mem): Rename to cfv123_mem. Update all uses.
18897 (cf_mac): Move to more appropriate place.
18898 (cfv123_guess): New automaton and cpu_unit.
18899 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18900 Update uses of 'size' attribute. Handle before reload scheduling.
18901 (cfv123_guess): New dummy reservation for unhandled instructions.
18902 (cfv4_*): Pipeline description of ColdFire V4 core.
18903 (ignore): New reservation to handle 'ignore' type.
18905 2008-05-07 Ian Lance Taylor <iant@google.com>
18907 PR middle-end/36013
18908 * gimplify.c (find_single_pointer_decl_1): Don't look through
18910 (find_single_pointer_decl): Adjust comments.
18912 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18914 PR middle-end/36137
18915 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18916 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18918 PR middle-end/36106
18919 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18920 integral type rather than floating point, then VIEW_CONVERT_EXPR
18921 to the floating point type.
18923 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18925 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18926 TFmode op0 to register.
18928 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18930 * c-decl.c (grokdeclarator): Comment typo.
18932 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18934 * tree-flow.h: Remove prototype for computed_goto_p.
18935 * tree-cfg.c (computed_goto_p): Make static.
18937 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18940 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18941 (contains_aligned_value_p): This. Handle _Decimal128.
18942 (ix86_function_arg_boundary): Only align _Decimal128 to its
18943 natural boundary and handle it properly.
18945 2008-05-06 Martin Jambor <mjambor@suse.cz>
18947 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18948 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18949 (ipcp_method_set_orig_node): Removed.
18950 (ipcp_cval_get_cvalue_type): Removed.
18951 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18952 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18953 (ipcp_cval_set_cvalue_type): Removed.
18954 (ipcp_cval_get_cvalue): Removed.
18955 (ipcp_cval_set_cvalue): Removed.
18956 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18957 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18958 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18959 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18960 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18961 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18962 (ipcp_get_ith_lattice): Changed parameters.
18963 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18964 (ipcp_lattice_from_jfunc): Changed parameters.
18965 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18966 (ipcp_method_cval_print): Added temporary variable info.
18967 (ipcp_redirect): Removed already unused local variable caller.
18968 (ipcp_redirect): New temporary variable orig_callee_info
18969 (ipcp_redirect): Removed newly unused local variable callee.
18970 (ipcp_redirect): Removed (a bit confusing) local variable type.
18971 (ipcp_insert_stage): Added local variable info.
18972 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18974 (ipcp_formal_create): Removed.
18975 (ipcp_method_cval_set): Removed.
18976 (ipcp_propagate_stage): Renamed lattice variables.
18977 (ipcp_method_cval_set_cvalue_type): Removed.
18978 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18979 (ipcp_print_all_lattices): Changed printed strings to refer to
18980 lattices rather than cvals.
18981 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18982 (ipcp_propagate_const): Changed formal parameters.
18983 (build_const_val): Changed formal parameters.
18984 (ipcp_insert_stage): Removed useless variable cvalue
18985 (build_const_val): Changed formal parameters.
18986 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18987 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18988 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18989 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18990 (ipcp_print_func_profile_counts): Changed string from "method" to
18992 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18993 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18994 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18995 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18996 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18997 (ipcp_lat_is_const): Changed parameters and made inline.
18998 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18999 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19000 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19001 the predicate condition directly
19002 (ipcp_propagate_stage): Added local variable args. Removed local
19003 variable callee. (Both are mere code simplifications.)
19004 (ipcp_method_dont_insert_const): Renamed to
19005 ipcp_node_not_modifiable_p.
19006 (ipcp_node_not_modifiable_p): Made inline.
19007 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19008 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19009 (ipcp_print_all_lattices): Removed variable cvalue
19010 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19013 2008-05-06 Olivier Hainque <hainque@adacore.com>
19015 * tree-sra.c (try_instantiate_multiple_fields): Early return
19016 if field has POINTER_TYPE.
19018 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19020 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19021 by using 'q' specifier for instruction.
19022 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19024 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19026 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19027 Change mode of zero_extract from QImode to HImode.
19028 (sign bit tests peepholes): (Ditto.).
19030 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19032 * config/i386/mmx.md: Remove double backslashes from asm templates.
19033 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19034 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19035 to handle nonimmediate operands.
19036 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19037 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19038 to handle nonimmediate operands.
19039 (*mmx_<code>v2sf3_finite): New insn pattern.
19040 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19041 (mmx_<code>v2sf3): New expander. Use
19042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19043 (mmx_<plusminus_insn><mode>3): New expander. Use
19044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19045 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19046 (mmx_add<mode>3): Removed.
19047 (mmx_ssadd<mode>3): Ditto.
19048 (mmx_usadd<mode>3): Ditto.
19049 (mmx_sub<mode>3): Ditto.
19050 (mmx_sssub<mode>3): Ditto.
19051 (mmx_ussub<mode>3): Ditto.
19052 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19053 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19054 to handle nonimmediate operands.
19055 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19057 (mmx_smulv4hi3_highpart): New expander. Use
19058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19059 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19061 (mmx_umulv4hi3_highpart): New expander. Use
19062 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19063 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19064 (mmx_<code>v4hi3): New expander. Use
19065 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19066 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19067 (mmx_<code>v8qi3): New expander. Use
19068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19069 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19070 (mmx_<code><mode>3): New expander. Use
19071 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19073 2008-05-05 Jan Hubicka <jh@suse.cz>
19075 PR tree-optimization/36118
19076 * passes.c (pass_init_dump_file): Fix dump header.
19078 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19080 PR middle-end/36141
19081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19082 VCE for function decls.
19084 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19086 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19088 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19090 * config/i386/i386.md (sat_plusminus): New.
19091 (plusminus_insn): Likewise.
19092 (plusminus_mnemonic): Likewise.
19094 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19095 (*<addsub><mode>3_cc_overflow): Renamed to ...
19096 (*<plusminus_insn><mode>3_cc_overflow): This.
19097 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19098 (*<plusminus_insn>si3_zext_cc_overflow): This.
19100 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19101 (<plusminus_insn><mode>3): This.
19102 (*<addsub><mode>3): Renamed to ...
19103 (*<plusminus_insn><mode>3): This.
19104 (<sse>_vm<addsub><mode>3): Renamed to ...
19105 (<sse>_vm<plusminus_insn><mode>3): This.
19106 (sse3_h<addsub>v4sf3): Renamed to ...
19107 (sse3_h<plusminus_insn>v4sf3): This.
19108 (sse3_h<addsub>v2df3): Renamed to ...
19109 (sse3_h<plusminus_insn>v2df3): This.
19110 (<plusminus_insn><mode>3): New.
19111 (*<plusminus_insn><mode>3): Likewise.
19112 (sse2_<plusminus_insn><mode>3): Likewise.
19113 (add<mode>): Removed.
19114 (*add<mode>3): Likewise.
19115 (sse2_ssadd<mode>3): Likewise.
19116 (sse2_usadd<mode>3): Likewise.
19117 (sub<mode>3): Likewise.
19118 (*sub<mode>3): Likewise.
19119 (sse2_sssub<mode>3): Likewise.
19120 (sse2_ussub<mode>3): Likewise.
19122 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19124 * gthr-single.h: Add in required interface elements as per gthr.h.
19125 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19126 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19127 Generalize UNUSED macro.
19128 (__gthread_once): Add.
19129 (__gthread_key_create): Add.
19130 (__gthread_key_delete): Add.
19131 (__gthread_getspecific): Add.
19132 (__gthread_setspecific): Add.
19134 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19136 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19137 the same size types for the indirect reference on the rhs, then
19140 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19142 * config/i386/i386.md
19143 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19144 one insn template instead of template series.
19145 (*xordi_1_rex64): Ditto.
19146 (*xordi_2_rex64): Ditto.
19148 2008-05-05 Ira Rosen <irar@il.ibm.com>
19150 PR tree-optimization/36119
19151 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19154 2008-06-04 Jan Hubicka <jh@suse.cz>
19156 tree-optimization/36100
19157 * tree-pass.h (pass_O0_always_inline): Declare.
19158 * ipa-inline.c (inline_transform): Remove dead code.
19159 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19160 pass_O0_always_inline): New.
19161 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19163 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19165 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19166 mnemonic in this_param move for TARGET_64BIT.
19168 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19170 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19171 (*strmovsi_rex_1): Ditto.
19172 (*strsetsi_1): Ditto.
19173 (*strsetsi_rex_1): Ditto.
19175 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19176 adddicc expanders using SWI mode iterator.
19178 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19181 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19184 2008-05-04 David S. Miller <davem@davemloft.net>
19186 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19187 (sparc*-*-linux*): Use linux.h in tm_file.
19188 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19189 compiler defaulting to 32-bit.
19190 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19192 * config/sparc/linux.h: Remove definitions now obtained
19193 properly from linux.h
19194 * config/sparc/linux64.h: Likewise.
19195 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19196 don't want this setting for 32-bit builds in a biarch compiler.
19197 * doc/install.texi: Add sparc-linux to list of targets
19198 supporting --enable-targets=all.
19200 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19202 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19204 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19206 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19207 after V4SI_FTYPE_V8HI.
19208 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19209 case V4SI_FTYPE_V2DF.
19211 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19213 * doc/invoke.texi (max-flow-memory-locations): Removed.
19214 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19216 2008-05-03 Richard Guenther <rguenther@suse.de>
19218 PR middle-end/34973
19219 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19221 2008-05-02 David S. Miller <davem@davemloft.net>
19223 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19225 2008-05-02 Simon Baldwin <simonb@google.com>
19228 * c-common.h (warn_array_subscript_range): Removed.
19229 * c-common.c (warn_array_subscript_range): Ditto.
19230 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19231 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19233 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19235 * config/i386/i386.c (ix86_special_builtin_type): New.
19236 (bdesc_special_args): Likewise.
19237 (ix86_expand_special_args_builtin): Likewise.
19238 (ix86_init_mmx_sse_builtins): Updated.
19239 (ix86_expand_builtin): Updated.
19240 (ix86_expand_store_builtin): Removed.
19241 (ix86_expand_unop_builtin): Likewise.
19243 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19244 * config/i386/mmintrin.h (__v2sf): Here.
19246 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19248 (_mm_loadl_pi): Likewise.
19249 (_mm_storeh_pi): Replace __v2si with __v2sf.
19250 (_mm_storel_pi): Likewise.
19252 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19253 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19254 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19255 __builtin_ia32_loadlpd.
19257 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19259 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19260 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19261 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19262 (ix86_init_mmx_sse_builtins): Updated.
19263 (ix86_expand_args_builtin): Likewise.
19264 (ix86_expand_builtin): Likewise.
19265 (ix86_expand_unop1_builtin): Renamed to ...
19266 (ix86_expand_unop_vec_merge_builtin): This.
19268 2008-05-01 Jan Hubicka <jh@suse.cz>
19271 * ipa-inline.c (inline_generate_summary): Make static.
19272 (inline_transform): Do not call inlining at -O0; make static.
19273 * passes.c (execute_todo): Add sanity check.
19274 (execute_one_ipa_transform_pass): Execute proper flags.
19276 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19278 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19279 (DECL_NONADDRESSABLE_P): Likewise.
19280 * alias.c (record_component_aliases): Fix comment.
19282 2008-05-01 Simon Baldwin <simonb@google.com>
19284 * c-common.h (warn_array_subscript_range): New function.
19285 * c-common.c (warn_array_subscript_range): Ditto.
19286 * tree-vrp.c (check_array_ref): Corrected code to agree with
19287 comment, ignoring only arrays of size 0 or size 1.
19288 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19290 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19292 * config/i386/i386.c (ix86_builtin_type): Replace
19293 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19294 (bdesc_args): Updated.
19295 (ix86_init_mmx_sse_builtins): Likewise.
19296 (ix86_expand_args_builtin): Likewise.
19298 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19301 * doc/extend.texi: Correct __builtin_ia32_palignr.
19303 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19306 * config/i386/i386.c (bdesc_crc32): Removed.
19307 (ix86_expand_crc32): Likewise.
19308 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19309 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19310 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19311 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19312 UINT_FTYPE_UINT_UCHAR.
19313 (bdesc_args): Updated. Add crc32 builtins.
19314 (ix86_init_mmx_sse_builtins): Updated.
19315 (ix86_expand_args_builtin): Updated to support subreg.
19317 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19319 2008-05-01 Jan Hubicka <jh@suse.cz>
19321 * tree-pass.h (opt_pass): Add IPA_PASS.
19322 (varpool_node, cgraph_node): Forward declare.
19323 (ipa_opt_pass): Define.
19324 (pass_ipa_inline): Turn into ipa_opt_pass.
19325 (pass_apply_inline): Remove.
19326 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19327 (apply_inline): Turn into ....
19328 (inline_transform): ... this one.
19329 (inline_generate_summary): New function.
19330 (pass_apply_inline): Remove.
19331 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19333 (struct function): Add ipa_transforms_to_apply.
19334 * passes.c (register_one_dump_file): Work on IPA_PASS.
19335 (init_optimization_passes): Remove pass_inline_parameters and
19337 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19338 (execute_one_pass) ... here; apply transforms when possible.
19339 (add_ipa_transform_pass, execute_ipa_summary_asses,
19340 execute_one_ipa_transform_pass): New.
19341 (execute_ipa_pass_list): Update for IPA_PASS type.
19343 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19345 * config/i386/i386.c (ix86_builtin_type): Add
19346 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19347 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19348 (bdesc_args): Add SSE4a builtins.
19349 (ix86_init_mmx_sse_builtins): Updated.
19350 (ix86_expand_args_builtin): Likewise.
19351 (ix86_expand_builtin): Likewise.
19353 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19355 * config/i386/i386.c (ix86_builtin_type): Add
19356 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19357 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19358 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19359 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19360 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19361 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19362 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19363 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19364 and DI_FTYPE_DI_DI_INT.
19365 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19366 (ix86_init_mmx_sse_builtins): Updated.
19367 (ix86_expand_args_builtin): Likewise.
19368 (ix86_expand_builtin): Likewise.
19369 (ix86_expand_binop_imm_builtin): Removed.
19371 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19373 2008-04-30 Richard Guenther <rguenther@suse.de>
19375 PR tree-optimization/32921
19376 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19378 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19380 * config/arm/arm.c (arm_unwind_emit): Use
19381 crtl->all_throwers_are_sibcalls instead of
19382 cfun->all_throwers_are_sibcalls.
19383 (arm_output_fn_unwind): Likewise.
19384 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19385 instead of cfun->uses_pic_offset_table.
19386 (frv_expand_prologue): Likewise.
19387 (frv_frame_pointer_required): Likewise.
19388 (frv_expand_fdpic_call): Likewise.
19389 (frv_emit_movsi): Likewise.
19390 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19391 cfun->returns_pcc_struct instead of
19392 current_function_returns_pcc_struct.
19393 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19394 instead of cfun->calls_eh_return.
19395 (m32c_pushm_popm): Likewise.
19396 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19397 "extern" declaration.
19399 2008-04-30 Richard Guenther <rguenther@suse.de>
19401 PR tree-optimization/21636
19402 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19404 (evaluate_stmt): Print the likely value.
19405 (ccp_visit_stmt): Avoid excessive vertical spacing.
19407 2008-04-30 Rafael Espíndola <espindola@google.com>
19409 * builtins.c (fold_call_expr): Return realret.
19410 * tree-ssa-threadedge.c
19411 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19412 __builtin_object_size.
19414 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19416 * gcc.c (wrapper_string): New variable.
19417 (insert_wrapper): New function.
19418 (execute): New option -wrapper.
19419 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19421 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19423 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19424 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19425 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19427 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19428 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19429 config/rs6000/e500crtres64gprctr.asm,
19430 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19431 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19432 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19433 config/rs6000/e500crtsav64gprctr.asm,
19434 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19435 config/rs6000/e500crtsavg64gprctr.asm: New files.
19436 * config/rs6000/t-ppccomm: Add build rules for new files.
19437 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19438 * config/rs6000/t-netbsd: Add build rules for new files.
19439 (LIB2FUNCS_STATIC_EXTRA): New variable.
19440 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19441 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19442 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19444 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19446 * config/i386/i386.c (ix86_builtin_type): Add
19447 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19448 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19449 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19450 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19451 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19452 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19453 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19454 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19455 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19456 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19457 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19458 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19459 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19460 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19461 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19462 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19463 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19464 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19465 V1DI_FTYPE_V2SI_V2SI.
19466 (bdesc_2arg): Moved to ...
19467 (bdesc_args): Here.
19468 (ix86_init_mmx_sse_builtins): Updated.
19469 (ix86_expand_args_builtin): Updated. Take a pointer
19470 to const struct builtin_description. Handle comparison
19472 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19473 (ix86_expand_builtin): Updated.
19475 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19476 (ssse3_pmaddubsw128): This.
19477 (ssse3_pmaddubswv4hi3): Renamed to ...
19478 (ssse3_pmaddubsw): This.
19480 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19481 (__builtin_ia32_packssdw128): Likewise.
19482 (__builtin_ia32_packuswb128): Likewise.
19483 (__builtin_ia32_pmaddubsw): Likewise.
19484 (__builtin_ia32_pmaddubsw128): Likewise.
19486 2008-04-30 Richard Guenther <rguenther@suse.de>
19488 PR tree-optimization/14847
19489 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19490 (recognize_bits_test): Use it.
19491 (recognize_single_bit_test): Likewise.
19493 2008-04-30 Martin Jambor <mjambor@suse.cz>
19495 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19496 instead of setting number of formal parameters to zero.
19497 (ipcp_init_stage): Do not set the number of actual parameters to zero
19499 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19500 which are called with variable number of arguments.
19501 (ipcp_insert_stage): Explicitely skipping all nodes which are
19502 called with variable number of arguments.
19503 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19504 number of parameters.
19506 * ipa-prop.h (struct ipa_node_params): Added flag
19507 called_with_var_arguments
19508 (ipa_set_param_count): Added. Changed sole setter to use it.
19509 (ipa_get_param_count): Added. All readers of param_count
19510 converted to use it instead.
19511 (ipa_set_called_with_variable_arg): Added.
19512 (ipa_is_called_with_var_arguments): Added.
19513 (ipa_get_ith_param): Added. All readers of param_decls converted
19515 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19517 (ipa_get_cs_argument_count): Added, all readers of argument_count
19519 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19522 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19523 (struct ipcp_lattice): Renamed cval_type to type
19524 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19526 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19527 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19528 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19529 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19530 (build_const_val): Changed the type of parameter cvalue to tree
19531 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19532 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19534 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19537 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19538 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19539 (ipa_add_method): Renamed to ipa_push_func_to_list
19540 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19541 (ipa_callsite_param_count): Removed.
19542 (ipa_callsite_param_count_set): Removed.
19543 (ipa_callsite_param): Removed.
19544 (ipa_callsite_callee): Removed.
19545 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19546 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19547 (ipa_method_formal_count): Removed.
19548 (ipa_method_formal_count_set): Removed.
19549 (ipa_method_get_tree): Removed.
19550 (ipa_method_tree_map_create): Removed.
19551 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19552 (ipa_create_param_decls_array): Creates the array itself
19553 (ipa_create_param_decls_array): Temporary variable info instead of
19554 a few dereferences.
19555 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19556 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19557 (get_type): Removed.
19558 (ipa_jf_get_info_type): Removed.
19559 (ipa_node_create): Renamed to ipa_create_node_params
19560 (ipa_free): Renamed to ipa_free_all_node_params
19561 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19562 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19563 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19564 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19565 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19566 ipa_free_all_edge_args
19567 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19568 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19569 (ipa_create_methodlist_node): Removed.
19570 (ipa_methodlist_method): Removed.
19571 (ipa_methodlist_method_set): Removed.
19572 (ipa_methodlist_next_method): Removed.
19573 (ipa_methodlist_next_method_set): Removed.
19574 (ipa_method_is_modified): Removed.
19575 (ipa_method_modify_create): Removed.
19576 (ipa_method_modify_init): Temporary variable info instead of a few
19578 (ipa_detect_param_modifications): Temporary variable info instead of
19579 a few dereferences.
19580 (ipa_compute_jump_functions): Temporary variable info instead of
19581 a few dereferences.
19582 (ipa_method_modify_set): Removed.
19583 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19584 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19585 than craph_node as the first parameter.
19586 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19587 (ipa_method_modify_init): Removed.
19588 (ipa_compute_jump_functions): Added a temp variable instead of
19589 repeatadly dereferencing the cgraph_edge.aux pointer
19590 (ipa_callsite_param_set_type): Removed.
19591 (ipa_compute_jump_functions): i renamed to index and moved to
19593 (ipa_callsite_param_set_info_type_formal): Removed.
19594 (ipa_callsite_param_set_info_type): Removed.
19595 (ipa_callsite_param_map_create): Removed.
19596 (ipa_callsite_tree): Removed.
19597 (ipa_callsite_caller): Removed.
19598 (ipa_pop_func_from_list): return_method removed to return_func
19600 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19601 prefixed all values with IPA_. Changed all users.
19602 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19603 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19604 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19605 (union parameter_info): Renamed to jump_func_value.
19606 (union jump_func_value): Renamed value to constant
19607 (struct ipa_jump_func): Renamed info_type to value
19608 (struct ipa_node): Renamed to ipa_node_params
19609 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19610 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19611 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19612 (struct ipa_edge): Renamed to ipa_edge_args
19613 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19614 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19615 (struct ipa_methodlist): Renamed to ipa_func_list
19616 (struct ipa_func_list): method_p renamed to node, next_method
19618 (ipa_methodlist_p): Removed, switched all users to struct pointer
19619 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19621 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19623 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19624 (rs6000_emit_epilogue): Use backchain to restore only when we
19625 have a large frame. Make use of frame pointer to restore if we
19626 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19628 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19630 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19631 Add mode to zero_extract.
19632 (sign bit tests peepholes): (Ditto.).
19634 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19636 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19637 Instructions in comments with SSE3.
19638 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19639 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19640 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19641 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19642 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19643 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19644 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19645 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19646 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19647 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19648 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19649 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19650 (bdesc_sse_args): Renamed to ...
19651 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19652 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19653 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19654 IX86_BUILTIN_FABSQ.
19655 (bdesc_1arg): Moved to ...
19656 (bdesc_args): Here.
19657 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19658 Instructions in comments with SSE3.
19659 (ix86_expand_sse_operands_builtin): Renamed to ...
19660 (ix86_expand_args_builtin): This. Updated.
19661 (ix86_expand_unop1_builtin): Update comments.
19662 (ix86_expand_builtin): Updated.
19664 2008-04-29 Richard Guenther <rguenther@suse.de>
19666 PR tree-optimization/36078
19667 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19668 Update virtual SSA form after cleaning up the CFG.
19670 2008-04-29 Richard Guenther <rguenther@suse.de>
19672 PR middle-end/15255
19673 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19675 2008-04-29 Richard Guenther <rguenther@suse.de>
19677 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19678 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19679 (compute_flow_insensitive_aliasing): Do not treat
19680 PTR_IS_REF_ALL pointers special.
19681 (get_smt_for): Likewise.
19682 (may_alias_p): Re-structure.
19683 (is_escape_site): A ref-all pointer conversion is not an escape site.
19684 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19685 PTR_IS_REF_ALL pointers special.
19686 * tree-ssa-structalias.h (struct alias_info): Remove
19687 ref_all_symbol_mem_tag field.
19688 (PTR_IS_REF_ALL): Remove.
19690 2008-04-29 Richard Guenther <rguenther@suse.de>
19692 PR middle-end/36077
19693 * fold-const.c (extract_muldiv_1): In combining division constants
19694 make sure to never overflow.
19696 2008-04-29 Nick Clifton <nickc@redhat.com>
19698 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19700 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19703 * optc-gen.awk: Work around HP-UX/IA awk bug.
19705 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19707 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19710 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19713 * config/i386/i386.md
19714 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19715 Change operand 1 predicate to nonimmediate_operand.
19717 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19720 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19722 * gengtype.c (walk_type, write_func_for_structure): Handle
19724 * doc/gty.texi: Document chain_circular.
19726 2008-04-28 Richard Guenther <rguenther@suse.de>
19728 PR tree-optimization/36066
19729 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19732 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19735 * config/i386/i386.md
19736 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19737 Use match_scratch instead of match_operand for operands 3 and 4.
19739 2008-04-27 Richard Guenther <rguenther@suse.de>
19741 PR tree-optimization/18754
19742 PR tree-optimization/34223
19743 * tree-pass.h (pass_complete_unrolli): Declare.
19744 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19745 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19746 Rewrite loop into loop closed SSA form if it is not already.
19747 (tree_unroll_loops_completely): Re-structure to iterate over
19748 innermost loops with intermediate CFG cleanups.
19749 Unroll outermost loops only if requested or the code does not grow
19751 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19752 loops are available.
19753 (tree_vectorize): Instead do so here.
19754 (tree_complete_unroll): Also unroll outermost loops.
19755 (tree_complete_unroll_inner): New function.
19756 (gate_tree_complete_unroll_inner): Likewise.
19757 (pass_complete_unrolli): New pass.
19758 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19759 uses outside of the loop.
19760 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19761 form if it is available.
19762 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19763 * passes.c (init_optimization_passes): Schedule complete inner
19764 loop unrolling pass before the first CCP pass after final inlining.
19766 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19768 * targhooks.h (default_emutls_var_fields,
19769 default_emutls_var_init): Declare.
19770 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19771 * target.h (struct gcc_target): Add struct emutls member.
19772 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19773 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19774 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19775 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19776 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19777 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19778 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19779 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19780 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19781 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19782 emit debug information.
19783 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19784 * varasm.c: Include targhooks.h.
19785 (emutls_object_section, emutls_tmpl_section): New.
19786 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19787 (EMUTLS_SEPARATOR): New.
19788 (prefix_name): New.
19789 (get_emutls_object_name): New.
19790 (default_emutls_var_fields): New, broken out of ...
19791 (get_emutls_object_type): ... here. Adjust to use target hooks.
19792 (get_emutls_init_templ_addr): Adjust to use target hooks.
19793 (emutls_decl): Adjust to use target hooks.
19794 (emutls_finish): Likewise.
19795 (default_emutls_var_init): New, broken out of ...
19796 (assemble_variable): ... here. Adjust to use target hooks.
19797 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19798 SECCAT_EMUTLS_TMPL.
19799 * c-common.c (handle_section_attribute): Prevent overriding
19800 sections for emulated tls with special sections.
19801 * config/i386/i386.c (x86_64_elf_select_section): Add
19802 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19803 (x86_64_elf_unique_section): Likewise.
19804 * config/vxworks.c: Include tree.h.
19805 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19806 (vxworks_override_options): Set TLS scheme.
19807 * doc/tm.texi (Emulated TLS): New node.
19809 2008-04-26 Simon Baldwin <simonb@google.com>
19812 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19813 with propagated string constants.
19815 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19817 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19818 constraint for operand 2 when operand 0 is memory operand.
19819 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19820 operand 0 is memory operand.
19821 (fix_trunc<mode>_i387_with_temp): Ditto.
19822 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19823 operand 2 when operand 1 is memory operand.
19824 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19825 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19826 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19827 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19828 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19829 operands 2,3 and 4 when operand 1 is memory operand.
19830 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19832 (fistdi2_floor_with_temp): Ditto.
19833 (fist<mode>2_floor_with_temp): Ditto.
19834 (fistdi2_ceil_with_temp): Ditto.
19835 (fist<mode>2_ceil_with_temp): Ditto.
19836 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19838 2008-04-26 David Daney <ddaney@avtrex.com>
19840 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19842 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19843 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19844 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19845 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19846 (compare_and_swap_12): New insn.
19847 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19848 * config/mips/mips.c (mips_force_binary): New function.
19849 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19850 (mips_expand_compare_and_swap_12): New function.
19851 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19853 2008-04-25 Jan Hubicka <jh@suse.cz>
19856 * cfgexpand.c (pass_expand): Turn into RTL pass.
19857 * passes.c (execute_one_pass): Do pass typechecking after execution.
19858 * tree-pass.h (pass_expand): Turn into RTL pass.
19860 * function.h (struct rtl_data): Move here fields
19861 accesses_prior_frames, calls_eh_return, saves_all_registers,
19862 has_nonlocal_goto, has_asm_statement, is_thunk,
19863 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19864 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19865 arg_pointer_save_area_init from struct function; turn into bool.
19866 (struct function): Move
19867 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19868 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19869 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19870 tail_call_emit, arg_pointer_save_area_init
19871 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19872 (current_function_returns_struct, current_function_returns_pcc_struct,
19873 current_function_calls_setjmp, current_function_calls_alloca,
19874 current_function_accesses_prior_frames,
19875 current_function_calls_eh_return, current_function_is_thunk,
19876 current_function_stdarg, current_function_profile,
19877 current_function_limit_stack, current_function_uses_pic_offset_table,
19878 current_function_uses_const_pool, current_function_has_nonlocal_label,
19879 current_function_saves_all_registers,
19880 current_function_has_nonlocal_goto,
19881 current_function_has_asm_statement): Remove accesor macros.
19882 * ra-conflict.c (global_conflicts): Update.
19883 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19884 (suitable_for_tail_call_opt_p): Update.
19885 * builtins.c (expand_builtin_return_addr): Update.
19886 (expand_builtin_setjmp_setup): Update.
19887 (expand_builtin_nonlocal_goto): Update.
19888 * final.c (final_start_function): Update.
19889 (profile_function): Update.
19890 (leaf_function_p): Update.
19891 (only_leaf_regs_used): Update.
19892 * df-scan.c (df_get_exit_block_use_set): Update.
19893 * dojump.c (clear_pending_stack_adjust): Update.
19894 * tree-stdarg.c (gate_optimize_stdarg): Update.
19895 * gimple-low.c (lower_function_body): Update.
19896 * global.c (compute_regsets): Update.
19897 (global_alloc): Update.
19898 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19899 * expr.c (expand_assignment): Update.
19900 * dse.c (dse_step0): Update.
19901 (dse_step1): Update.
19902 * c-decl.c (store_parm_decls): Update.
19903 * local-alloc.c (combine_regs): Update.
19904 (find_free_reg): Update.
19905 * function.c (assign_parms_augmented_arg_list): Update.
19906 (assign_parm_find_data_types): Update.
19907 (assign_parms): Update.
19908 (allocate_struct_function): Update.
19909 (expand_function_start): Update.
19910 (expand_function_end): Update.
19911 (get_arg_pointer_save_area): Update.
19912 (thread_prologue_and_epilogue_insns): Update.
19913 (rest_of_match_asm_constraints): Update.
19914 * stor-layout.c (variable_size): Update.
19915 * gcse.c (gcse_main): Update.
19916 (bypass_jumps): Update.
19917 * gimplify.c (gimplify_function_tree): Update.
19918 * calls.c (emit_call_1): Update.
19919 (expand_call): Update.
19920 * bt-load.c (compute_defs_uses_and_gen): Update.
19921 * except.c (sjlj_assign_call_site_values): Update.
19922 (sjlj_emit_function_enter): Update.
19923 (can_throw_external): Update.
19924 (set_nothrow_function_flags): Update.
19925 (expand_builtin_unwind_init): Update.
19926 (expand_eh_return): Update.
19927 (convert_to_eh_region_ranges): Update.
19928 (output_function_exception_table): Update.
19929 * emit-rtl.c (gen_tmp_stack_mem): Update.
19930 * cfgexpand.c (expand_used_vars): Update.
19931 (tree_expand_cfg): Update.
19932 * cfgcleanup.c (rest_of_handle_jump): Update.
19933 * explow.c (allocate_dynamic_stack_space): Update.
19934 * varasm.c (assemble_start_function): Update.
19935 (force_const_mem): Update.
19936 (mark_constant_pool): Update.
19937 * tree-optimize.c (tree_rest_of_compilation): Update.
19938 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19939 * tree-cfg.c (notice_special_calls): Update.
19940 (is_ctrl_altering_stmt): Update.
19941 (tree_can_make_abnormal_goto): Update.
19942 (tree_purge_dead_abnormal_call_edges): Update.
19943 * config/alpha/predicates.md: Update.
19944 * config/alpha/alpha.c (alpha_sa_mask): Update.
19945 (alpha_sa_size): Update.
19946 (alpha_does_function_need_gp): Update.
19947 (alpha_expand_prologue): Update.
19948 (alpha_start_function): Update.
19949 (alpha_output_function_end_prologue): Update.
19950 (alpha_expand_epilogue): Update.
19951 * config/frv/frv.c (frv_stack_info): Update.
19952 (frv_expand_epilogue): Update.
19953 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19954 (s390_register_info): Update.
19955 (s390_frame_info): Update.
19956 (s390_init_frame_layout): Update.
19957 (s390_can_eliminate): Update.
19958 (save_gprs): Update.
19959 * config/spu/spu.c (spu_split_immediate): Update.
19960 (need_to_save_reg): Update.
19961 (spu_expand_prologue): Update.
19962 (spu_expand_epilogue): Update.
19963 * config/sparc/sparc.md: Update.
19964 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19965 (sparc_tls_got): Update.
19966 (legitimize_pic_address): Update.
19967 (sparc_emit_call_insn): Update.
19968 (sparc_expand_prologue): Update.
19969 (output_return): Update.
19970 (print_operand): Update.
19971 (sparc_function_ok_for_sibcall): Update.
19972 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19973 * config/m32r/m32r.md: Update.
19974 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19975 (m32r_compute_frame_size): Update.
19976 (m32r_expand_prologue): Update.
19977 (m32r_expand_epilogue): Update.
19978 (m32r_legitimize_pic_address): Update.
19979 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19980 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19981 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19982 (gen_push): Update.
19983 (ix86_save_reg): Update.
19984 (ix86_compute_frame_layout): Update.
19985 (ix86_expand_prologue): Update.
19986 (ix86_expand_epilogue): Update.
19987 * config/sh/sh.c (output_stack_adjust): Update.
19988 (calc_live_regs): Update.
19989 (sh5_schedule_saves): Update.
19990 (sh_expand_prologue): Update.
19991 (sh_expand_epilogue): Update.
19992 (sh_setup_incoming_varargs): Update.
19993 (sh_allocate_initial_value): Update.
19994 (sh_get_pr_initial_val): Update.
19995 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19996 * config/sh/sh.md (label:): Update.
19997 * config/avr/avr.c (out_movhi_mr_r): Update.
19998 * config/crx/crx.h (enum): Update.
19999 * config/xtensa/xtensa.h (along): Update.
20000 * config/stormy16/stormy16.c Update.
20001 (xstormy16_compute_stack_layout): Update.
20002 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20003 (fr30_expand_prologue): Update.
20004 * config/cris/cris.c (cris_conditional_register_usage): Update.
20005 (cris_reg_saved_in_regsave_area): Update.
20006 (cris_initial_frame_pointer_offset): Update.
20007 (cris_simple_epilogue): Update.
20008 (cris_expand_prologue): Update.
20009 (cris_expand_epilogue): Update.
20010 (cris_expand_pic_call_address): Update.
20011 (cris_asm_output_symbol_ref): Update.
20012 (cris_asm_output_label_ref): Update.
20013 * config/cris/cris.md Update.
20014 * config/iq2000/iq2000.c (compute_frame_size): Update.
20015 (iq2000_expand_epilogue): Update.
20016 * config/mt/mt.h (save_direction): Update.
20017 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20018 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20019 (ia64_secondary_reload_class): Update.
20020 * config/m68k/m68k.c (m68k_save_reg): Update.
20021 (m68k_expand_prologue): Update.
20022 (m68k_expand_epilogue): Update.
20023 (legitimize_pic_address): Update.
20024 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20025 (first_reg_to_save): Update.
20026 (first_altivec_reg_to_save): Update.
20027 (compute_vrsave_mask): Update.
20028 (compute_save_world_info): Update.
20029 (rs6000_stack_info): Update.
20030 (spe_func_has_64bit_regs_p): Update.
20031 (rs6000_ra_ever_killed): Update.
20032 (rs6000_emit_eh_reg_restore): Update.
20033 (rs6000_emit_allocate_stack): Update.
20034 (rs6000_emit_prologue): Update.
20035 (rs6000_emit_epilogue): Update.
20036 (rs6000_output_function_epilogue): Update.
20037 (output_profile_hook): Update.
20038 (rs6000_elf_declare_function_name): Update.
20039 * config/rs6000/rs6000.h (rs6000_args): Update.
20040 * config/rs6000/rs6000.md: Update.
20041 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20042 * config/arc/arc.c (arc_output_function_epilogue): Update.
20043 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20044 * config/darwin.c (machopic_function_base_name): Update.
20045 * config/score/score3.c (score3_compute_frame_size): Update.
20048 (score3_epilogue): Update.
20049 * config/score/score7.c (score7_compute_frame_size): Update.
20050 (score7_prologue): Update.
20051 (score7_epilogue): Update.
20052 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20053 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20054 * config/arm/arm.c (use_return_insn): Update.
20055 (require_pic_register): Update.
20056 (arm_load_pic_register): Update.
20057 (arm_compute_save_reg0_reg12_mask): Update.
20058 (arm_compute_save_reg_mask): Update.
20059 (thumb1_compute_save_reg_mask): Update.
20060 (output_return_instruction): Update.
20061 (arm_output_function_prologue): Update.
20062 (arm_output_epilogue): Update.
20063 (arm_get_frame_offsets): Update.
20064 (arm_expand_prologue): Update.
20065 (thumb_pushpop): Update.
20066 (thumb_exit): Update.
20067 (thumb1_expand_prologue): Update.
20068 (thumb1_expand_epilogue): Update.
20069 (arm_unwind_emit): Update.
20070 (arm_output_fn_unwind): Update.
20071 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20072 * config/arm/arm.md: Update.
20073 * config/pa/pa.md: Update.
20074 * config/pa/pa.c (legitimize_pic_address): Update.
20075 (compute_frame_size): Update.
20076 (hppa_expand_prologue): Update.
20077 (hppa_expand_epilogue): Update.
20078 (borx_reg_operand): Update.
20079 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20080 (HARD_REGNO_RENAME_OK): Update.
20081 * config/mips/mips.c (mips_global_pointer): Update.
20082 (mips_save_reg_p): Update.
20083 (mips_compute_frame_info): Update.
20084 (mips_frame_pointer_required): Update.
20085 (mips_expand_prologue): Update.
20086 (mips_expand_epilogue): Update.
20087 (mips_can_use_return_insn): Update.
20088 (mips_reorg_process_insns): Update.
20089 * config/v850/v850.c (compute_register_save_size): Update.
20090 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20091 * config/mmix/mmix.c (along): Update.
20092 (mmix_expand_epilogue): Update.
20093 * config/bfin/bfin.c (legitimize_pic_address): Update.
20094 (must_save_p): Update.
20095 (stack_frame_needed_p): Update.
20096 (add_to_reg): Update.
20097 (bfin_expand_prologue): Update.
20098 * stmt.c (expand_asm_operands): Update.
20099 * reload1.c (reload): Update.
20100 (init_elim_table): Update.
20102 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20104 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20106 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20108 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20109 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20110 (mov<mode>): Removed.
20111 (*movv4sf_internal): Likewise.
20112 (*movv2df_internal): Likewise.
20114 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20116 * config.gcc (crx-*-elf): Remove deprecation.
20118 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20120 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20121 __gcc_deregister_frame with atexit.
20122 (deregister_frame_dtor): Remove.
20124 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20125 Nathan Sidwell <nathan@codesourcery.com>
20127 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20129 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20130 (rs6000_isel): Likewise.
20131 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20132 (rs6000_isel): New variable.
20133 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20135 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20138 * c-common.c (handle_vector_size_attribute): Call
20139 lang_hooks.types.reconstruct_complex_type instead of
20140 reconstruct_complex_type.
20141 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20142 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20143 * langhooks.h (struct lang_hooks_for_types): Add
20144 reconstruct_complex_type hook.
20145 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20146 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20148 2008-04-24 Richard Guenther <rguenther@suse.de>
20150 * c-common.h (check_builtin_function_arguments): Declare.
20151 * c-common.c (validate_nargs): New function.
20152 (check_builtin_function_arguments): Likewise.
20153 * c-typeck.c (build_function_call): Call
20154 check_builtin_function_arguments.
20155 * builtins.c (fold_builtin_classify): Remove error reporting code.
20156 (fold_builtin_unordered_cmp): Likewise.
20157 (fold_builtin_1): Likewise.
20158 (fold_builtin_n): Likewise.
20160 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20162 PR tree-optimization/36008
20163 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20164 the original op1, rather than delta by step.
20166 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20167 Sebastian Pop <sebastian.pop@amd.com>
20169 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20170 eliminate_local_variables_stmt, eliminate_local_variables,
20171 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20172 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20173 of code delimited by two edges in the CFG.
20174 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20175 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20176 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20177 the case of parallelisation of reductions.
20178 (expr_invariant_in_region_p): New.
20180 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20181 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20183 2008-04-24 Ira Rosen <irar@il.ibm.com>
20184 Richard Guenther <rguenther@suse.de>
20186 PR tree-optimization/36034
20187 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20188 incapable of dealing with loads with gaps.
20190 2008-04-24 Rafael Espíndola <espindola@google.com>
20192 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20193 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20194 vrp_evaluate_conditional.
20195 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20196 (vrp_evaluate_conditional): Split the cond argument.
20197 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20198 (simplify_stmt_for_jump_threading): Update call to
20199 vrp_evaluate_conditional.
20201 2008-04-24 Ira Rosen <irar@il.ibm.com>
20203 PR tree-optimization/35982
20204 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20205 interleaved data-refs are of the same type.
20207 2008-04-24 Danny Smith <dannysmith@users.net>
20209 * c-format.c (check_format_info_main): Use strncmp rather than a
20210 magic prefix to handle multichar length specs.
20211 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20212 Don't prefix "I64" and "I32" with '\0'.
20214 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20217 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20218 in registers for -m32 only if stdarg_p (fntype).
20220 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20222 PR rtl-optimization/36006
20223 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20224 temp to op0 in order to avoid invalid rtx sharing.
20226 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20228 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20229 check TREE_INVARIANT.
20230 * tree-gimple.c (is_gimple_address): New.
20231 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20232 * tree-gimple.h (is_gimple_address): New.
20233 * tree.h (decl_address_invariant_p): New.
20234 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20235 (build_string): Likewise.
20236 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20237 (tree_invariant_p_1): Likewise.
20238 (save_expr): Use it.
20239 (tree_invariant_p): New.
20240 (skip_simple_arithmetic): Use it.
20241 (stabilize_reference_1): Use it.
20242 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20244 (build1_stat): Drop code to compute TREE_INVARIANT.
20245 (build2_stat): Drop code to compute TREE_INVARIANT.
20246 (build3_stat): Drop code to compute TREE_INVARIANT.
20247 (build4_stat): Drop code to compute TREE_INVARIANT.
20248 (build5_stat): Drop code to compute TREE_INVARIANT.
20249 (build7_stat): Drop code to compute TREE_INVARIANT.
20250 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20251 * tree.h (struct tree_base): Remove invariant_flag.
20252 (TREE_INVARIANT): Remove.
20253 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20254 (fold_builtin_expect): Check TREE_CONSTANT.
20255 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20256 * c-tree.h (c_expr_to_decl): Drop third parameter.
20257 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20258 (build_c_cast): Don't set TREE_INVARIANT.
20259 (pop_init_level): Don't set TREE_INVARIANT.
20260 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20261 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20263 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20264 (gimplify_addr_expr): Adjust comment.
20265 * tree-mudflap.c (mf_build_string):
20266 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20267 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20268 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20269 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20270 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20271 * langhooks.h (struct lang_hooks): Drop third parameter from
20274 2008-04-23 Richard Guenther <rguenther@suse.de>
20276 PR tree-optimization/27799
20277 PR tree-optimization/32921
20278 PR tree-optimization/32624
20279 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20280 SMTs aliases and the tag itself into the solution.
20281 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20282 merge the points-to solution back into the SMT aliases.
20283 (may_alias_p): Use alias_set_subset_of instead of
20284 aliases_conflict_p. A pointer which points to
20285 memory with alias set zero may access any variable.
20287 2008-04-23 Richard Guenther <rguenther@suse.de>
20289 * alias.c (alias_set_subset_of): Correctly handle asking
20290 if zero is a subset of an alias set with zero child.
20291 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20292 (compute_flow_insensitive_aliasing): Correctly walk all
20293 pointers. Do not unnecessarily union sets.
20295 2008-04-23 Richard Guenther <rguenther@suse.de>
20297 PR middle-end/36021
20298 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20300 2008-04-22 Tomas Bily <tbily@suse.cz>
20302 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20304 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20306 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20307 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20308 * tree-inline.c (estimate_num_insns_1): Likewise.
20309 * varasm.c (const_hash_1, compare_constant, copy_constant)
20310 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20311 * emit-rtl.c (component_ref_for_mem_expr)
20312 (set_mem_attributes_minus_bitpos): Likewise.
20313 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20314 (is_aligning_offset): Likewise.
20315 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20316 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20317 * dojump.c (do_jump): Likewise.
20318 * builtins.c (get_pointer_alignment, get_memory_rtx)
20319 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20320 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20322 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20324 PR rtl-optimization/36017
20325 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20326 expanding the library call.
20328 2008-04-22 Ian Lance Taylor <iant@google.com>
20330 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20331 than size_in_bytes.
20333 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20335 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20336 of LR/CTR moves for Power6.
20338 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20340 PR middle-end/36003
20341 * passes.c (init_optimization_passes): Remove
20342 pass_fast_rtl_byte_dce.
20344 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20347 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20348 builtin functions to generate faster code.
20349 (_mm_cvtpu16_ps): Ditto.
20350 (_mm_cvtpi32x2_ps): Ditto.
20352 2008-04-22 Nick Clifton <nickc@redhat.com>
20354 * common.opt (ftree-loop-distribution): Add Optimization
20357 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20358 (frv_expand_builtin_va_start): Likewise.
20360 * config/arm/arm.c (thumb_find_work_register): Fix location of
20361 argument register count.
20363 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20365 Support scheduling for ColdFire V1 and V3 microarchitecture.
20366 Improve scheduling of multiplication instructions.
20368 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20369 (mac): New instruction attribute.
20370 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20371 (m68k_sched_mac): New variable.
20372 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20373 Handle cfv1 and cfv3.
20374 (max_insn_size): New static variable.
20375 (struct _sched_ib): New type.
20376 (sched_ib): New static variable.
20377 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20378 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20379 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20381 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20382 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20383 new variables. Update.
20384 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20385 Add modeling of cfv3 instruction buffer. Update.
20386 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20387 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20388 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20389 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20390 a particular reservation applies to.
20391 (type2): Reorganize attribute values. Rename alu to alu_reg,
20392 alu_l to alu, move_l to omove. Join move to alu. Split mul
20393 to mul_l and mul_w.
20394 (cf_ib_*): Simplify description of instruction buffer.
20395 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20396 (cf_mem): Split into cf_mem1 and cf_mem2.
20397 (cf_v2_move_??): Rename to cfv12_alu_??.
20398 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20399 (cf_v2_mul_??): Remove reservations.
20400 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20401 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20402 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20404 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20405 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20406 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20407 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20408 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20409 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20410 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20411 expansions of the above reservations for instructions of sizes
20414 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20416 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20418 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20420 * coverage.c: Include tree-pass.h.
20421 (coverage_counter_alloc): Print da_file_name to the dump file.
20423 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20425 * sbitmap.c (sbitmap_range_empty_p): New function.
20426 * sbitmap.h (sbitmap_range_empty_p): New function.
20427 * bitmap.h: Now includes obstack.h.
20429 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20430 Kenneth Zadeck <zadeck@naturalbridge.com>
20432 * dbgcnt.def (ra_byte_scan): Added.
20433 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20434 when the last hit happens for a counter.
20435 * timevar.def (TV_DF_BYTE_LR): New variable.
20436 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20437 * passes.c (pass_fast_rtl_byte_dce): New pass.
20438 * fwprop.c (update_df): Added mode to call df_ref_create.
20439 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20440 DF_REF_EXTRACT_OFFSET.
20441 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20442 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20444 (df_ref_extract): Added mode field.
20445 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20446 DF_REF_EXTRACT_OFFSET.
20447 (DF_REF_EXTRACT_MODE): New macro.
20448 (df_byte_lr_bb_info): New structure.
20449 (df_print_byte_regset, df_compute_accessed_bytes,
20450 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20451 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20452 df_byte_lr_simulate_uses,
20453 df_byte_lr_simulate_artificial_refs_at_top,
20454 df_byte_lr_simulate_artificial_refs_at_end,
20455 df_compute_accessed_bytes): New function.
20456 (df_ref_create): Add parameter.
20457 (df_byte_lr_get_bb_info): New inline function.
20458 * df-scan.c (df_ref_record, df_uses_record,
20459 df_ref_create_structure): Added mode parameter.
20460 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20461 df_defs_record, df_uses_record, df_get_conditional_uses,
20462 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20463 df_entry_block_defs_collect, df_exit_block_uses_collect):
20464 Added mode parameter to calls to df_ref_record, df_uses_record,
20465 df_ref_create_structure.
20466 (df_ref_equal_p, df_ref_compare): Added test for modes.
20467 (df_ref_create_structure): Added code to set mode. Renamed
20468 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20469 DF_REF_EXTRACT_OFFSET.
20470 * df-core.c (df_print_byte_regset): New function.
20471 * df-byte-scan.c: New file.
20472 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20473 calls to BITMAP_FREE.
20474 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20475 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20476 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20477 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20478 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20479 df_byte_lr_local_compute, df_byte_lr_init,
20480 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20481 df_byte_lr_transfer_function, df_byte_lr_free,
20482 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20483 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20484 df_byte_lr_simulate_uses,
20485 df_byte_lr_simulate_artificial_refs_at_top,
20486 df_byte_lr_simulate_artificial_refs_at_end): New function.
20487 * dce.c (byte_dce_process_block): New function.
20488 (dce_process_block): au is now passed in rather than computed
20489 locally. Changed loops that look at artificial defs to not look
20490 for conditional or partial ones, because there never are any.
20491 (fast_dce): Now is able to drive byte_dce_process_block or
20492 dce_process_block depending on the kind of dce being done.
20493 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20494 (rest_of_handle_fast_byte_dce): New function.
20495 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20496 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20498 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20501 * gcc.h: Added fortran options that take arguments to
20502 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20505 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20507 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20508 scalarization if on the LHS and not a full access.
20510 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20512 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20514 2008-04-18 Rafael Espíndola <espindola@google.com>
20516 * tree-vrp.c (find_case_label_index): Fix the binary search.
20517 (find_case_label_range): New.
20518 (vrp_visit_switch_stmt): Use find_case_label_range.
20519 (simplify_switch_using_ranges): Use find_case_label_range.
20521 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20523 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20524 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20526 2008-04-18 Tom Tromey <tromey@redhat.com>
20529 * doc/cpp.texi (Implementation-defined behavior): Mention
20532 2008-04-18 Ian Lance Taylor <iant@google.com>
20534 * fold-const.c (pointer_may_wrap_p): New static function.
20535 (fold_comparison): Add another test for pointer overflow. Use
20536 pointer_may_wrap_p to disable some false positives.
20538 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20540 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20541 (fname_as_string): Match updated cpp_interpret_string prototype.
20542 (fix_string_type): Support char16_t* and char32_t*.
20543 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20544 derivative) nodes. Register as builtin if C++0x.
20545 (c_parse_error): Support CPP_CHAR{16,32}.
20546 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20547 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20548 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20549 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20550 CTI_CHAR32_ARRAY_TYPE>: New elements.
20551 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20552 char32_type_node, signed_char32_type_node, char16_array_type_node,
20553 char32_array_type_node): New defines.
20554 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20555 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20556 (lex_string): Support CPP_STRING{16,32}, match updated
20557 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20558 (lex_charconst): Support CPP_CHAR{16,32}.
20559 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20560 and CPP_STRING{16,32}.
20562 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20565 * aclocal.m4: Regenerate.
20566 * configure: Regenerate.
20568 2008-04-18 Jan Hubicka <jh@suse.cz>
20570 * except.c (dw2_size_of_call_site_table,
20571 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20573 * cgraphbuild.c (build_cgraph_edges): Update.
20574 * tree-pass.h: Update comment.
20575 * final.c (leaf_function_p): Update.
20576 (leaf_renumber_regs): Update.
20577 (rest_of_clean_state): Update.
20578 * omp-low.c (expand_omp_parallel): Update.
20579 * ipa-reference.c (analyze_function): Update.
20580 * reorg.c (find_end_label): Update.
20581 (optimize_skip): Update.
20582 (fill_simple_delay_slots): Update.
20583 (fill_simple_delay_slots): Update.
20584 (make_return_insns): Update.
20585 (dbr_schedule): Update.
20586 * gimple-low.c (record_vars_into): Update.
20587 * cfgbuild.c (make_edges): Update.
20588 * function.c (assign_stack_local): Update.
20589 (assign_parm_adjust_stack_rtl): Update.
20590 (locate_and_pad_parm): Update.
20591 (allocate_struct_function): Do not initialize stack_alignment_needed
20592 and preferred_stack_boundary here.
20593 (stack_protect_prologue): Update.
20594 (stack_protect_epilogue): Update.
20595 (expand_function_start): Initialize stack_alignment_needed,
20596 preferred_stack_boundary and max_jumptable_ents.
20597 (expand_function_end): Update.
20598 (free_after_compilation): Do not NULLify epilogue_delay_list.
20599 * function.h (struct rtl_data): Add stack_protect_guard,
20600 stack_alignment_needed,
20601 preferred_stack_boundary, epilogue_delay_list.
20602 (struct function): Remove value_histograms, stack_alignment_needed,
20603 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20605 unexpanded_var_list, stack_protect_guard.
20606 (current_function_epilogue_delay_list): Remove.
20607 * ipa-type-escape.c (analyze_function): Update.
20608 * gimplify.c (pop_gimplify_context): Update comment.
20609 * calls.c (expand_call): Update.
20610 (emit_library_call_value_1): Update.
20611 * except.c (set_nothrow_function_flags): Update.
20612 * cfgexpand.c (get_decl_align_unit): Update.
20613 (create_stack_guard): Update.
20614 (estimated_stack_frame_size): Update.
20615 (expand_used_vars): Update.
20616 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20617 * explow.c (allocate_dynamic_stack_space): Update.
20618 * tree-ssa-live.c (remove_unused_locals): Update.
20619 * varasm.c (mark_constant_pool): Update.
20620 * tree-inline.c (remap_decls): Update.
20621 (initialize_cfun): Update.
20622 (declare_return_variable): Update.
20623 (inline_forbidden_p): Update.
20624 (expand_call_inline): Update.
20625 (declare_inline_vars): Update.
20626 (tree_function_versioning): Update.
20627 * tree-flow.h (value_histograms): New.
20628 (VALUE_HISTOGRAMS): New macro.
20629 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20631 * tree-cfg.c (set_bb_for_stmt): Update.
20632 (replace_by_duplicate_decl): Update.
20633 (move_block_to_fn): Update.
20634 (new_label_mapper): Update.
20635 (dump_function_to_file): Update.
20636 * ipa-struct-reorg.c (build_data_structure): Update.
20637 * cfgrtl.c (print_rtl_with_bb): Update.
20638 * reload1.c (reload): Update.
20640 * config/i386/i386.c (setup_incoming_varargs_64,
20641 ix86_compute_frame_layout): Update.
20642 * config/arc/arc.c (arc_output_function_epilogue): Update.
20644 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20646 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20647 for FreeBSD as well.
20648 * gthr-posix95.h: Likewise.
20650 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20652 PR rtl-optimization/35838
20653 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20654 out the byte offset of the first subreg.
20656 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20658 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20659 to split_ti instead of three separate calls with single member arrays.
20660 (subti3 splitter): Ditto.
20661 (adddi3 splitter): Ditto with split_di.
20662 (subdi3 splitter): Ditto.
20663 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20664 two separate calls with single member arrays. Swap match_dup
20665 operands 1 and 2 to better fit into the array.
20666 (negdi2 splitter): Ditto with split_di.
20667 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20668 two separate calls with single member arrays. Swap match_dup operands
20669 6 and 7 to better fit into the array.
20671 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20673 * config/i386/i386.c (sse_builtin_type): New.
20674 (bdesc_sse_args): Likewise.
20675 (bdesc_sse_3arg): Removed.
20676 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20677 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20678 IX86_BUILTIN_ROUNDPS.
20679 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20680 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20681 IX86_BUILTIN_ROUNDPS.
20682 (ix86_expand_sse_4_operands_builtin): Removed.
20683 (ix86_expand_sse_operands_builtin): New.
20684 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20685 and CODE_FOR_sse4_1_roundps.
20686 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20687 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20689 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20692 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20693 regs before frame pop when needed. If use_backchain_to_restore_sp
20694 then load backchain into a temp reg to restore vr and vrsave. Add
20695 code to restore vr after frame pop if possible.
20697 2008-04-17 Richard Guenther <rguenther@suse.de>
20699 * tree-vn.c (expressions_equal_p): Do not check type
20700 equality or compatibility before calling operand_equal_p.
20701 * fold-const.c (operand_equal_p): Check equivalence of
20702 integer constants before bailing out due to signedness or
20703 precision differences.
20704 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20705 spurious differences in type qualification. Ignore types
20706 for COMPONENT_REFs at all.
20708 2008-04-17 Christian Bruel <christian.bruel@st.com>
20710 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20711 msw_skip comparison.
20713 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20716 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20719 PR tree-optimization/35899
20720 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20721 rather than TREE_OPERAND.
20723 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20726 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20727 temporary registers. Change operand predicate to general_operand.
20728 (remainderxf3): Ditto.
20730 2008-04-16 Richard Guenther <rguenther@suse.de>
20732 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20733 * tree-affine.c (aff_combination_expand): Look through some
20736 2008-04-15 Doug Kwan <dougkwan@google.com>
20738 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20740 * tree-pretty-print.c (dump_generic_node): Ditto.
20741 * final.c (output_addr_const): Ditto.
20742 * dwarf2out.c (output_cfi): Ditto.
20743 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20744 * print-rtl.c (print_rtx): Ditto.
20745 * print-tree.c (print_node_brief, print_node): Ditto.
20746 * c-common.c (match_case_to_enum_1): Ditto.
20747 * sched-vis.c (print_value): Ditto.
20748 * config/i386/i386.c (print_operand): Cast to long unsigned int
20751 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20752 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20753 MS Windows VirtualProtect function.
20755 2008-04-15 Jan Hubicka <jh@suse.cz>
20757 * gengtype.c (write_root): Param_is argument is OK.
20758 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20759 * function.h: Include varray.h
20760 (rtl_eh): New stucture based on except.c one.
20761 (call_site_record): New forward declaration and vector type.
20762 * calls.c (emit_call_1): Do not call
20763 note_current_region_may_contain_throw.
20764 * except.c (eh_status): Remove cur_region, try_region since they are
20766 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20767 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20768 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20769 Remove call_site_data_used, call_site_data_size.
20770 Turn call_site_record into vector in function.h.
20771 (note_current_region_may_contain_throw): Remove.
20772 (get_exception_pointer, get_exception_filter): Do not take struct
20773 function argument; update.
20774 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20775 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20776 build_post_landing_pads, dw2_build_landing_pads,
20777 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20778 sjlj_emit_function_enter, sjlj_emit_function_enter,
20779 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20780 sjlj_build_landing_pads, finish_eh_generation,
20781 remove_exception_handler_label, remove_eh_handler,
20782 maybe_remove_eh_handler, add_reachable_handler,
20783 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20784 add_action_record, collect_one_action_chain, add_call_site,
20785 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20786 sjlj_output_call_site_table, output_function_exception_table,
20787 * except.h (note_current_region_may_contain_throw): Remove
20788 (get_exception_pointer, get_exception_filter): Do not take struct
20790 * Makefile.in (GTFILES): Put varargs before struct function.
20792 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20794 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20795 punt for STRING_CST.
20796 (get_constraint_for): Deal with STRING_CST here instead.
20798 2008-04-15 Richard Guenther <rguenther@suse.de>
20800 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20801 statements in a basic-block with a backward walk. Do not
20802 substitute into dead statements but instead remove those.
20804 2008-04-15 Richard Guenther <rguenther@suse.de>
20806 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20807 to zero, thus disable creation of SFTs.
20809 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20811 * tree-predcom.c (suitable_reference_p): Return false if the
20812 reference can throw.
20814 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20817 * c-decl.c (finish_decl): If extern or static var has variable
20818 size, set TREE_TYPE (decl) to error_mark_node.
20820 2008-04-15 Rafael Espíndola <espindola@google.com>
20822 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20825 2008-04-15 Richard Guenther <rguenther@suse.de>
20827 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20828 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20829 (visit_reference_op_load): Do walk vuse-vdef chains on
20830 vn_reference_lookup.
20831 (visit_reference_op_store): But do not here.
20832 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20833 vn_reference_lookup.
20834 (vn_lookup_with_vuses): But do so here.
20836 2008-04-14 Ian Lance Taylor <iant@google.com>
20838 * fold-const.c (fold_overflow_warning): Remove assertion.
20840 2008-04-15 Ben Elliston <bje@au.ibm.com>
20842 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20843 temp1 local variables.
20845 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20848 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20849 ".text.unlikely" section as executable.
20851 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20853 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20854 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20855 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20856 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20857 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20858 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20859 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20861 2008-04-14 Ian Lance Taylor <iant@google.com>
20863 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20864 * fold-const.c (fold_comparison): If appropriate, test
20865 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20866 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20867 reassociating a pointer type.
20868 * doc/invoke.texi (Optimize Options): Document that
20869 -fstrict-overflow applies to pointer wraparound.
20871 2008-04-13 Jan Hubicka <jh@suse.cz>
20873 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20875 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20877 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20878 we are going to "save the world".
20880 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20882 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20883 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20884 operand 0 constraint, not "=".
20886 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20888 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20890 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20892 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20893 of size of positions_needed * CHAR_BIT.
20895 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20897 PR middle-end/35897
20898 * dse.c (store_info): Change positions_needed to unsigned
20900 (lowpart_bitmask): New.
20901 (record_store): Cast to unsigned HOST_WIDE_INT for
20902 positions_needed. Assert width <= size of positions_needed *
20903 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20904 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20905 lowpart_bitmask to set mask.
20907 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20909 * config/bfin/constraints.md: New file.
20910 * config/bfin/bfin.md: Include it.
20911 (adddi3): Use satisfies_constraint functions instead of the old macros.
20912 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20913 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20914 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20915 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20916 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20917 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20918 EXTRA_CONSTRAINT): Delete.
20919 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20920 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20922 * config/bfin/bfin.c: Include "tm-constrs.h".
20923 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20924 Use satisfies_constraint functions instead of the old macros.
20925 * doc/md.texi (Blackfin Constraints): Update file name reference.
20927 2008-04-11 Richard Guenther <rguenther@suse.de>
20929 PR tree-optimization/35869
20930 * tree-vrp.c (execute_vrp): Move switch statement update after
20931 jump threading. Schedule another cfg cleanup run.
20933 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20936 * attribs.c (decl_attributes): Return early on errorneous node.
20938 2008-04-10 Oleg Ryjkov <olegr@google.com>
20940 * tree.h (struct tree_base): Added a new flag default_def_flag.
20941 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20943 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20945 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20947 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20950 * pa.md: Define mode iterator P. Define mode attribute dwc.
20951 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20952 (icacheflush): Likewise.
20953 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20954 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20956 2008-04-11 Ben Elliston <bje@au.ibm.com>
20958 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20960 2008-04-10 Rafael Espíndola <espindola@google.com>
20962 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20963 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20964 (extract_range_from_expr): The same.
20966 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20968 * config/mips/mips.md (GPR2): New mode iterator.
20969 (seq): Add comment.
20970 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20971 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20972 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20973 Rewrite these to take two modes, the mode of comparison and the
20974 mode of the destination.
20975 * config/mips/mips.c (mips_expand_scc): Instead of having
20976 paradoxical subreg as destination, expand "narrowing" scc if mode
20977 of comparison is SI and target is requested in DI mode.
20978 (mips_emit_int_order_test): Update comment. Make mode of
20979 comparison match CMP0 rather than TARGET. When creating inverse
20980 target use mode of TARGET.
20982 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20984 * gcov-dump.c (tag_summary): Only print summaries for the first
20985 GCOV_COUNTERS_SUMMABLE counters.
20987 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20989 * config/i386/i386.md (absneg): New code iterator.
20990 (absnegprefix): New code attribute.
20991 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20992 patterns using absneg code iterator.
20993 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20994 using absneg code iterator.
20995 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20996 *neg<mode>2 patterns using absneg code iterator.
20997 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20998 *negextendsfdf2 patterns using absneg code iterator.
20999 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21000 *negextendsfxf2 patterns using absneg code iterator.
21001 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21002 *negextendsfdf2 patterns using absneg code iterator.
21003 * config/i386/sse.md (<code><mode>2): Macroize expander from
21004 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21006 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21008 * config/s390/s390.h: Remove the remains of the recent search
21009 & replace action of current_function_outgoing_args_size.
21011 2008-04-10 Ira Rosen <irar@il.ibm.com>
21013 PR tree-optimization/35821
21014 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21015 NEW_STMT_LIST is not NULL.
21017 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21020 * toplev.c (process_options): Remove -ffunction-sections debugging
21023 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21025 PR middle-end/PR28690
21026 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21027 than gen_rtx_fmt_ee to perform more canonicalizations.
21029 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21032 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21034 2008-04-09 Richard Guenther <rguenther@suse.de>
21036 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21037 (dump_function_to_file): Dump function arguments with types.
21039 2008-04-08 Richard Guenther <rguenther@suse.de>
21041 * fold-const.c (fold_widened_comparison): Do not allow
21042 sign-changes that change the result.
21044 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21047 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21048 kinds of indirect references.
21050 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21052 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21053 GNU Fortran language string.
21055 2008-04-08 Rafael Espíndola <espindola@google.com>
21057 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21058 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21059 * tree.h (tree_call_nonnegative_warnv_p): New.
21061 2008-04-08 Jan Hubicka <jh@suse.cz>
21063 * function.c (free_after_compilation): Clear out regno_reg_rtx
21066 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21069 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21071 PR middle-end/PR28690
21072 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21073 same precedence as REG_POINTER and MEM_POINTER operands.
21075 2008-04-08 Richard Guenther <rguenther@suse.de>
21077 PR middle-end/35834
21078 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21079 for adding index to base.
21081 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21083 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21084 (MINGW_ENABLE_EXECUTE_STACK): New.
21085 (IN_LIBGCC2): For libgcc include windows.h file for
21086 function declarations.
21088 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21090 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21091 and tem2 if tem1 is not a REG or MULT.
21093 2008-04-08 Jan Hubicka <jh@suse.cz>
21095 * function.h (incomming_args): Break out of struct function.
21096 (function_subsections): Break out of struct function.
21097 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21098 return_rtx and hard_reg_initial_vals from struct function.
21099 Kill inl_max_label_num.
21100 (current_function_pops_args, current_function_args_info,
21101 current_function_args_size, current_function_args_size,
21102 current_function_pretend_args_size,
21103 current_function_outgoing_args_size,
21104 current_function_internal_arg_pointer, current_function_return_rtx):
21105 Kill compatibility accestor macros.
21106 * builtins.c (expand_builtin_apply_args_1): Update.
21107 (expand_builtin_next_arg): Update.
21108 * df-scan.c (df_get_call_refs): Update.
21109 * dbxout.c (dbxout_function_end): Update.
21110 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21111 (output_line_info): Update.
21112 (secname_for_decl): Update.
21113 (dwarf2out_var_location): Update.
21114 * function.c (free_after_compilation): Update.
21115 (assign_parm_find_stack_rtl): Update.
21116 (assign_parms): Update.
21117 (expand_dummy_function_end): Update.
21118 (expand_function_end): Update.
21119 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21120 (expand_call): Update.
21121 (emit_library_call_value_1): Update.
21122 (store_one_arg): Update.
21123 * varasm.c (initialize_cold_section_name): Update.
21124 (unlikely_text_section): Update.
21125 (unlikely_text_section_p): Update.
21126 (assemble_start_function): Update.
21127 (assemble_end_function): Update.
21128 (default_section_type_flags): Update.
21129 (switch_to_section): Update.
21130 * integrate.c (set_decl_abstract_flags): Update.
21131 (get_hard_reg_initial_val): Update.
21132 (has_hard_reg_initial_val): Update.
21133 (allocate_initial_values): Update.
21134 * resource.c (init_resource_info): Update.
21135 * config/alpha/alpha.c (NUM_ARGS): Update.
21136 (direct_return): Update.
21137 (alpha_va_start): Update.
21138 (alpha_sa_size): Update.
21139 (alpha_initial_elimination_offset): Update.
21140 (alpha_expand_prologue): Update.
21141 (alpha_start_function): Update.
21142 (alpha_expand_epilogue): Update.
21143 (unicosmk_initial_elimination_offset):
21144 * config/alpha/alpha.md (call expander): Update.
21145 * config/s390/s390.c (s390_register_info): Update.
21146 (s390_register_info): Update.
21147 (s390_frame_info): Update.
21148 (s390_initial_elimination_offset): Update.
21149 (s390_build_builtin_va_list): Update.
21150 (s390_va_start): Update.
21151 * config/spu/spu.c (direct_return): Update.
21152 (spu_expand_prologue): Update.
21153 (spu_initial_elimination_offset): Update.
21154 (spu_build_builtin_va_list): Update.
21155 (spu_va_start): Update.
21156 * config/sparc/sparc.c (sparc_init_modes): Update.
21157 (sparc_compute_frame_size): Update.
21158 (function_value): Update.
21159 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21160 * config/i386/i386.md (return expander): Update.
21161 * config/i386/i386.c (ix86_va_start): Update.
21162 (ix86_can_use_return_insn_p): Update.
21163 (ix86_compute_frame_layout): Update.
21164 (ix86_expand_epilogue): Update.
21165 * config/sh/sh.c (output_stack_adjust): Update.
21166 (calc_live_regs): Update.
21167 (sh_expand_prologue): Update.
21168 (sh_builtin_saveregs): Update.
21169 (sh_va_start): Update.
21170 (initial_elimination_offset): Update.
21171 (sh_allocate_initial_value): Update.
21172 (sh_function_ok_for_sibcall): Update.
21173 (sh_get_pr_initial_val): Update.
21174 * config/sh/sh.md (return expander): Update.
21175 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21176 * config/crx/crx.c (crx_compute_frame): UPdate.
21177 (crx_initial_elimination_offset): UPdate.
21178 * config/xtensa/xtensa.c (compute_frame_size): Update
21179 (xtensa_builtin_saveregs): Update.
21180 (xtensa_va_start): Update.
21181 (order_regs_for_local_alloc): Update.
21182 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21183 (xstormy16_expand_builtin_va_start): Update.
21184 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21185 * config/m68hc11/m68hc11.md (return expanders): Update.
21186 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21187 (expand_epilogue): Update.
21188 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21189 (cris_simple_epilogue): Update.
21190 (cris_expand_prologue): Update.
21191 (cris_expand_epilogue): Update.
21192 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21193 (compute_frame_size): Update.
21194 * config/mt/mt.c (mt_compute_frame_size): Update.
21195 * config/mn10300/mn10300.c (expand_prologue): Update.
21196 (expand_epilogue): Update.
21197 (initial_offset): Update.
21198 (mn10300_builtin_saveregs):
21199 * config/mn10300/mn10300.md (return expander): Update.
21200 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21201 (ia64_initial_elimination_offset): Update.
21202 (ia64_initial_elimination_offset): Update.
21203 (ia64_expand_prologue): Update.
21204 * config/m68k/m68k.md (return expander): Update.
21205 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21206 (rs6000_stack_info): Update.
21207 * config/mcore/mcore.c (layout_mcore_frame): Update.
21208 (mcore_expand_prolog): Update.
21209 * config/arc/arc.c (arc_compute_frame_size): Update.
21210 * config/score/score3.c (score3_compute_frame_size): Update.
21211 * config/score/score7.c (score7_compute_frame_size): Update.
21212 * config/arm/arm.c (use_return_insn): Update.
21213 (thumb_find_work_register): Update.
21214 (arm_compute_save_reg_mask): Update.
21215 (arm_output_function_prologue): Update.
21216 (arm_output_epilogue): Update.
21217 (arm_size_return_regs): Update.
21218 (arm_get_frame_offsets): Update.
21219 (arm_expand_prologue): Update.
21220 (thumb_exit): Update.
21221 (thumb_unexpanded_epilogue): Update.
21222 (thumb1_output_function_prologue): Update.
21223 * config/pa/pa.md (return expander): Update.
21224 * config/pa/pa.c (compute_frame_size): Update.
21225 (hppa_builtin_saveregs): Update.
21226 * config/mips/mips.c (mips_va_start): Update.
21227 (mips16_build_function_stub): Update.
21228 (mips_compute_frame_info): Update.
21229 (mips_restore_gp): Update.
21230 (mips_output_function_prologue): Update.
21231 (mips_expand_prologue): Update.
21232 * config/v850/v850.c (compute_frame_size): Update.
21233 (expand_prologue): * config/mmix/mmix.c (along): update.
21234 (mmix_initial_elimination_offset): update.
21235 (mmix_reorg): update.
21236 (mmix_use_simple_return): update.
21237 (mmix_expand_prologue): update.
21238 (mmix_expand_epilogue): Update.
21239 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21240 (emit_link_insn): Update.
21242 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21244 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21245 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21247 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21250 2008-04-07 Jan Hubicka <jh@suse.cz>
21252 * function.h (rtl): Rename to x_rtl.
21253 (crtl): New define.
21254 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21255 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21256 used_temp_slots avail_temp_slots, temp_slot_level,
21257 nonlocal_goto_handler_labels): Update accesstors.
21258 (rtl): New global variable.
21259 (struct function): Move some fileds to rtl_data.
21260 (get_arg_pointer_save_area): Update prototype.
21261 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21262 get_arg_pointer_save_area.
21263 * expr.c (init_expr): Update
21264 * function.c (get_frame_size): Update
21265 (assign_stack_local): Update
21266 (expand_function_end): Update.
21267 (get_art_pointer_save_area): Update
21269 * emit-rtl.c (rtl): Declare.
21270 (regno_reg_rtx): Declare.
21271 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21273 (gen_reg_rtx): Update.
21274 * varasm.c (n_deferred_constatns): Update accestor.
21275 (init_varasm_status): Do not allocate varasm_status.
21276 (force_const_mem, get_pool_size, output_constant_pool): Update.
21277 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21278 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21279 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21280 * sparc/sparc.h (INIT_EXPANDERS): Update.
21281 * ia64/ia64.h (INIT_EXPANDERS): Update.
21283 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21285 * reload.c (push_secondary_reload): Add missing break to for loop.
21287 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21289 PR middle-end/PR28690
21290 * rtlanal.c: Update copyright years.
21291 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21292 as REG_POINTER and MEM_POINTER operands.
21293 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21294 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21295 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21296 * gcse.c: Update copyright years.
21297 (pre_delete): Call gen_reg_rtx_and_attrs.
21298 (hoist_code): Likewise.
21299 (build_store_vectors): Likewise.
21300 (delete_store): Likewise.
21301 * loop-invariant.c (move_invariant_reg): Likewise.
21302 Update copyright years.
21304 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21306 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21307 control string instead of quoted.
21309 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21311 * doc/rtl.texi: Rewrite of subreg section.
21313 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21316 * config/i386/i386.c (legitimize_pic_address): Add treating
21317 of dllimport SYM_REF's.
21318 (legitimize_dllimport_symbol): Add prototype.
21320 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21322 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21323 reference in constructor with non self-referential type.
21325 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21327 Removal of Return with Depressed Stack Pointer support
21328 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21329 (ECF_SP_DEPRESSED): Likewise.
21330 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21331 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21332 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21333 (expand_call): Do not test ECF_SP_DEPRESSED.
21334 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21335 * function.c (keep_stack_depressed): Delete.
21336 (handle_epilogue_set): Likewise.
21337 (update_epilogue_consts): Likewise.
21338 (emit_equiv_load): Likewise.
21339 (thread_prologue_and_epilogue_insns): Remove support for Return with
21340 Depressed Stack Pointer.
21341 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21343 2008-04-06 Richard Guenther <rguenther@suse.de>
21345 PR tree-optimization/35400
21346 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21347 information from SSA_NAMEs.
21349 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21351 * config/avr/avr.h (avr_mega_p): Remove declaration.
21352 (AVR_MEGA): Remove macro.
21353 * config/avr/avr.c (avr_mega_p): Remove variable.
21354 (avr_override_options): Remove inicializion of avr_mega_p.
21355 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21356 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21357 (avr_jump_mode): (Ditto.).
21358 (avr_output_progmem_section_asm_op): (Ditto.).
21359 (avr_asm_init_sections): (Ditto.).
21360 (avr_asm_init_sections): (Ditto.).
21361 (avr_rtx_costs): (Ditto.).
21362 * config/avr/avr.md: (Ditto.).
21363 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21366 2008-04-06 Richard Guenther <rguenther@suse.de>
21368 PR tree-optimization/35842
21369 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21370 is_gimple_invariant_address.
21372 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21374 * gcc.c (default_compilers): Sync Fortran extensions list with
21375 that in fortran/lang-specs.h.
21376 * doc/invoke.texi: Likewise.
21377 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21378 * dwarf2out.c (gen_compile_unit_die): Likewise.
21380 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21382 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21384 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21387 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21388 attribute is used for nested functions.
21390 2008-04-05 Jan Hubicka <jh@suse.cz>
21392 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21394 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21396 (dump_files): Update.
21397 (enable_rtl_dump_file): Do not accept letter argument.
21398 * tree-pass.h (dump_file_info): Remove letter argument.
21399 * toplev.c (decode_d_option): Update -da handling.
21400 * toplev.h (enable_rtl_dump_file): Update prototype.
21401 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21402 it out based on pass type.
21403 (register_dump_files_1): Likewise.
21404 (init_optimization_passes): Update register_one_dump_file calls.
21405 (execute_one_pass): Sanity check that IPA passes are called at IPA
21406 level and RTL passes at RTL level.
21407 (execute_pass_list): IPA pass can not be after or subpass of
21409 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21410 disallov RTL subpasses of IPA subpasses.
21412 2008-04-05 Ben Elliston <bje@au.ibm.com>
21414 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21415 builtins that return exactly once and do not throw. Cache call to
21418 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21420 PR rtl-optimization/34916
21421 PR middle-end/35519
21422 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21423 between instruction pairs.
21425 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21427 * doc/invoke.texi: Document -mbitops for SH.
21428 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21429 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21430 * config/sh/sh.c (print_operand): Add %t operand code.
21431 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21432 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21433 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21434 (extendqihi2): Likewise.
21435 (movqi_i): Likewise.
21436 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21437 (extv): Use bld instruction for SH2A if possible.
21439 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21440 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21441 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21442 (bset.b, bclr.b): Define peepholes.
21443 * config/sh/sh.opt (mbitops): New option.
21445 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21448 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21449 and view convert expression.
21451 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21454 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21456 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21458 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21460 * config/i386/cpuid.h (bit_AES): New.
21461 (bit_PCLMUL): Likewise.
21463 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21464 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21465 SSE2 if AES or PCLMUL is enabled.
21466 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21467 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21468 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21469 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21470 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21471 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21472 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21473 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21474 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21475 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21476 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21477 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21478 __builtin_ia32_aeskeygenassist128 and
21479 __builtin_ia32_pclmulqdq128.
21480 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21481 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21482 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21484 * config/i386/i386.h (TARGET_AES): New.
21485 (TARGET_PCLMUL): Likewise.
21486 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21488 * config/i386/i386.md (UNSPEC_AESENC): New.
21489 (UNSPEC_AESENCLAST): Likewise.
21490 (UNSPEC_AESDEC): Likewise.
21491 (UNSPEC_AESDECLAST): Likewise.
21492 (UNSPEC_AESIMC): Likewise.
21493 (UNSPEC_AESKEYGENASSIST): Likewise.
21494 (UNSPEC_PCLMUL): Likewise.
21496 * config/i386/i386.opt (maes): New.
21497 (mpclmul): Likewise.
21499 * config/i386/sse.md (aesenc): New pattern.
21500 (aesenclast): Likewise.
21501 (aesdec): Likewise.
21502 (aesdeclast): Likewise.
21503 (aesimc): Likewise.
21504 (aeskeygenassist): Likewise.
21505 (pclmulqdq): Likewise.
21507 * config/i386/wmmintrin.h: New.
21509 * doc/extend.texi: Document AES and PCLMUL built-in function.
21511 * doc/invoke.texi: Document -maes and -mpclmul.
21513 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21515 * function.c (free_after_parsing): Replace with
21516 cxx_push_function_context from C++ front-end.
21517 (allocate_struct_function): Don't call langhook.
21518 * langhooks.h (struct lang_hooks_for_functions): Delete.
21519 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21521 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21522 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21523 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21524 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21525 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21526 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21527 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21529 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21530 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21532 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21535 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21538 2008-04-04 Richard Guenther <rguenther@suse.de>
21540 PR middle-end/35823
21541 * fold-const.c (optimize_minmax_comparison): Use the correct
21542 type for the constant in the simplified comparison.
21544 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21546 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21547 Pass L2 size as "--param l2-cache-size" to the compiler.
21548 (decode_l2_cache): New function to decode L2 cache parameters using
21549 0x8000006 extended cpuid function.
21550 (detect_caches_amd): Determine parameters of L2 cache using
21551 decode_l2_caches function.
21552 (decode_caches_intel): Decode L2 cache parameters.
21553 (detect_caches_intel): Determine L2 cache parameters using
21554 decode_caches_intel and decode_l2_caches functions.
21556 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21558 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21559 secondary input reload for subword loads from the constant pool.
21561 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21564 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21565 constants of the appropriate size for runtime calculations.
21568 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21569 decimal-float literal constant zero.
21571 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21574 * c-parser.c (c_parser_omp_atomic): Call
21575 default_function_array_conversion on the RHS.
21577 PR middle-end/35818
21578 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21579 call is_variable_sized if decl has incomplete type.
21581 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21583 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21585 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21587 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21589 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21590 (sgt<u>): Merge sgt and sgtu into new expander.
21591 (sgt, sgtu): Remove expanders.
21592 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21593 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21594 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21595 *sgtu_<mode>_mips16 into new pattern.
21596 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21597 (sge<u>): Merge sge and sgeu into new expander.
21598 (sge, sgeu): Remove expanders.
21599 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21601 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21602 (slt<u>): Merge slt and sltu into new expander.
21603 (slt, sltu): Remove expanders.
21604 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21605 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21606 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21607 *sltu_<mode>_mips16 into new pattern.
21608 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21609 (sle<u>): Merge sle and sleu into new expander.
21610 (sle, sleu): Remove expanders.
21611 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21612 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21613 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21614 *sleu_<mode>_mips16 into new pattern.
21615 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21617 2008-04-03 Jan Hubicka <jh@suse.cz>
21619 PR tree-optimization/35795
21620 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21621 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21622 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21623 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21624 * score/score3.c (score3_output_mi_thunk): Likewise.
21625 * score/score7.c (score7_output_mi_thunk): Likewise.
21626 * mips/mips.c (mips_output_mi_thunk): Likewise.
21628 2008-04-03 Richard Guenther <rguenther@suse.de>
21630 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21631 conversions. Simplify code.
21633 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21635 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21637 2008-04-03 Tom Tromey <tromey@redhat.com>
21638 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21640 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21641 * config/bfin/t-bfin-linux (generated_files): Add
21642 linux-sysroot-suffix.h.
21643 * doc/install.texi (Prerequisites): Require make 3.80.
21644 * doc/sourcebuild.texi (Front End Directory): Document new
21646 * Makefile.in (generated_files): New variable.
21647 (ALL_HOST_OBJS): New variable.
21648 ($(ALL_HOST_OBJS)): New target.
21650 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21652 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21653 (remap_block): Call id->transform_lang_insert_block instead
21655 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21656 Set id.transform_lang_insert_block to NULL.
21657 (clone_body): Move to cp/optimize.c
21658 * tree-inline.h (struct copy_body_data): Change
21659 transform_lang_insert_block to function pointer.
21660 (copy_generic_body, copy_decl_no_change): Export.
21661 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21662 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21663 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21665 * c-tree.h (insert_block): Kill.
21666 * c-decl.c (insert_block): Kill.
21668 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21670 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21671 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21672 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21674 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21675 argument, call {push,pop}_function_context from here.
21676 * c-parser.c: Use c_{push,pop}_function_context.
21678 * function.c (push_function_context_to): Move meat ...
21679 (push_function_context): ... here. Simplify.
21680 * function.c (pop_function_context_from): Move meat ...
21681 (pop_function_context): ... here. Simplify.
21682 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21684 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21685 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21686 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21687 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21689 2008-04-03 Ben Elliston <bje@au.ibm.com>
21691 * expmed.c (extract_force_align_mem_bit_field): Remove.
21693 2008-04-03 Richard Guenther <rguenther@suse.de>
21695 PR middle-end/35800
21696 * expr.h (try_casesi): Adjust prototype.
21697 * expr.c (try_casesi): Take fallback label as extra parameter.
21698 Use that for gen_casesi if default_label is NULL.
21699 * stmt.c (expand_case): Pass fallback label to try_casesi,
21700 make sure to fill gaps with a fallback label if default_label
21703 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21706 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21708 2008-04-03 Ben Elliston <bje@au.ibm.com>
21710 * expmed.c (extract_split_bit_field): Remove if (0) code.
21711 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21712 (do_ds_constraint): Likewise.
21714 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21716 * doc/cppopts.texi (-dU): Document.
21717 * c-common.h (flag_dump_macros): Update comment.
21718 * c-opts.c (handle_OPT_d): Handle -dU.
21719 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21720 dump_queued_macros, cb_used_define, cb_used_undef): New.
21721 (init_pp_output): Handle -dU.
21722 (cb_line_change): Call dump_queued_macros.
21723 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21725 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21727 * config/avr/predicates.md (io_address_operand): New predicate.
21728 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21729 * config/avr/avr.c (avr_io_address_p): Remove function.
21730 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21731 'avr_io_address_p' function.
21732 (out_movhi_r_mr): (Ditto.).
21733 (out_movqi_mr_r): (Ditto.).
21734 (out_movhi_mr_r): (Ditto.).
21735 (avr_address_cost): (Ditto.).
21737 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21739 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21740 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21741 in 32bit mode when XMM registers are available to avoid store
21743 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21744 corresponding post-reload splitters.
21746 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21748 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21749 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21750 __builtin_ia32_roundss.
21751 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21752 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21753 __builtin_ia32_roundss.
21754 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21755 IX86_BUILTIN_SHUFPD here.
21757 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21759 * config/i386/i386.md (plogic): New.
21760 (plogicprefix): Likewise.
21762 * config/i386/mmx.md (mmx_<code><mode>3): New.
21763 (mmx_and<mode>3): Removed.
21764 (mmx_ior<mode>3): Likewise.
21765 (mmx_xor<mode>3): Likewise.
21767 * config/i386/sse.md (<code><mode>3): New.
21768 (*<code><mode>3): Likewise.
21769 (*<code><mode>3): Likewise.
21770 (<code><mode>3): Likewise.
21771 (*sse_<code><mode>3): Likewise.
21772 (*sse2_<code><mode>3): Likewise.
21773 (<code>tf3): Likewise.
21774 (*<code>tf3): Likewise.
21775 (and<mode>3): Likewise.
21776 (*and<mode>3): Likewise.
21777 (ior<mode>3): Removed.
21778 (*ior<mode>3): Likewise.
21779 (xor<mode>3): Likewise.
21780 (*xor<mode>3): Likewise.
21781 (*and<mode>3): Likewise.
21782 (*ior<mode>3): Likewise.
21783 (*xor<mode>3): Likewise.
21784 (and<mode>3): Likewise.
21785 (*sse_and<mode>3): Likewise.
21786 (*sse2_and<mode>3): Likewise.
21787 (andtf3): Likewise.
21788 (*andtf3): Likewise.
21789 (ior<mode>3): Likewise.
21790 (*sse_ior<mode>3): Likewise.
21791 (*sse2_ior<mode>3): Likewise.
21792 (iortf3): Likewise.
21793 (*iortf3): Likewise.
21794 (xor<mode>3): Likewise.
21795 (*sse_xor<mode>3): Likewise.
21796 (*sse2_xor<mode>3): Likewise.
21797 (xortf3): Likewise.
21798 (*xortf3): Likewise.
21800 2008-04-02 Richard Guenther <rguenther@suse.de>
21802 PR tree-optimization/14495
21803 PR tree-optimization/34793
21804 * tree-vrp.c (struct switch_update): New structure.
21805 (to_remove_edges, to_update_switch_stmts): New VECs.
21806 (simplify_switch_using_ranges): New function. Remove not taken
21807 case labels and edges.
21808 (simplify_stmt_using_ranges): Call it.
21809 (identify_jump_threads): Mark edges we have queued for removal
21810 so we don't thread them.
21811 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21813 * tree-cfg.c (group_case_labels): Deal with missing default label.
21814 (tree_verify_flow_info): Allow missing default label.
21815 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21816 (emit_case_nodes): Likewise.
21817 (expand_case): Do not rely on the default label to be present.
21818 * expr.c (try_casesi): Deal with NULL default_label.
21819 (do_tablejump): Likewise.
21821 2008-04-02 Richard Guenther <rguenther@suse.de>
21823 PR tree-optimization/14495
21824 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21825 SWITCH_EXPR here ...
21826 (vrp_visit_switch_stmt): ... but here (new function).
21827 (find_case_label_index): New helper function.
21828 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21830 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21832 * fwprop.c: Fix ISO-C99ism.
21834 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21837 * Makefile.in (objdir): Set it here.
21838 * configure.ac: Not here. Find dynamic linker characteristics.
21839 * exec-tool.in: Use them.
21840 * aclocal.m4: Regenerate.
21841 * configure: Regenerate.
21843 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21845 * expr.c (expand_var): Delete it.
21846 * expr.h (expand_var): Delete prototype.
21847 * function.c (expand_function_start): Use expand_decl instead.
21848 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21851 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21853 PR rtl-optimization/35542
21854 * fwprop.c (forward_propagate_and_simplify): Replace
21855 loc_reg_mentioned_in_p with reg_mentioned_p.
21857 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21859 PR rtl-optimization/35281
21860 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21861 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21862 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21863 (varying_mem_p): Move above propagate_rtx.
21864 (all_uses_available_at): Do not check MEMs.
21866 2008-04-02 Rafael Espíndola <espindola@google.com>
21868 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21869 (register_edge_assert_for_2): Split the cond argument.
21870 (register_edge_assert_for_1): Adjust for the change in
21871 register_edge_assert_for_2.
21872 (register_edge_assert_for): Split the cond argument.
21873 (find_switch_asserts): Adjust for the change in
21874 register_edge_assert_for.
21876 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21878 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21879 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21880 offsets for 64-bit mingw.
21881 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21882 abi for x86_64-pc-mingw.
21884 2008-04-02 Richard Guenther <rguenther@suse.de>
21886 * tree-vrp.c (extract_range_from_assert): Make sure to not
21887 produce range min/max with TREE_OVERFOW set.
21888 If merging a anti-range and a range keep the anti-range if
21889 the range covers all values of the type.
21890 (register_edge_assert_for_2): Only allow sign-changing
21891 conversions in detecting canonical range checks. Also
21892 register an assert for the unsigned name if useful.
21894 PR tree-optimization/35787
21895 * tree-vrp.c (vrp_val_max): New function.
21896 (vrp_val_min): Likewise.
21897 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21898 (vrp_val_is_min): Likewise.
21899 (supports_overflow_infinity): Use vrp_val_{min,max}.
21900 (negative_overflow_infinity): Likewise.
21901 (positive_overflow_infinity): Likewise.
21902 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21903 (is_positive_overflow_infinity): Likewise.
21904 (is_overflow_infinity): Likewise.
21905 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21906 vrp_val_is_{min,max}.
21907 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21908 to ranges if possible. Avoid empty ranges.
21910 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21912 PR middle-end/35705
21913 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21914 the expression is a function address.
21916 2008-04-01 George Helffrich <george@gcc.gnu.org>
21918 PR fortran/35154, fortran/23057
21919 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21920 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21921 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21922 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21924 (dbxout_syms): Check for COMMON-based symbol and wrap in
21925 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21926 in bracket for efficiency.
21928 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21929 using DW_TAG_common_block + member offset.
21930 (add_pubname_string): New function.
21931 (dw_expand_expr): New function to find block name and offset for
21933 (common_check): New function to check whether symbol in Fortran COMMON.
21934 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21936 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21939 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21941 2008-04-02 Ben Elliston <bje@au.ibm.com>
21943 * config/v850/v850.md (casesi): Remove if (0) code.
21944 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21945 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21947 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21949 * config/i386/i386.md (rex64suffix): New mode attribute.
21950 (floathi<mode>2): Disable expander for SSE math.
21951 (*floathi<mode>2_1): New insn insn_and_split pattern.
21952 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21953 corresponding post-reload splitters.
21954 (*floathi<mode>2_i387): New macroized insn pattern.
21955 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21956 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21957 insn_and_split pattern.
21958 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21959 New macroized instruction patterns and corresponding post-reload
21961 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21962 and corresponding post-reload splitters.
21963 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21964 New macroized instruction patterns.
21965 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21966 macroized instruction patterns and corresponding post-reload splitters.
21967 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21968 corresponding post-reload splitters.
21969 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21970 New macroized instruction patterns.
21971 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21972 corresponding post-reload splitters.
21973 (*floatsi<mode>2_i387): New macroized instruction patterns.
21975 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21977 * config/i386/i386.md (smaxmin): New.
21978 (umaxmin): Likewise.
21979 (maxminiprefix): Likewise.
21980 (maxminfprefix): Likewise.
21981 (<code><mode>3): Likewise.
21982 (smin<mode>3): Removed.
21983 (smax<mode>3): Likewise.
21985 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21986 (mmx_<code>v4hi3): Likewise.
21987 (mmx_<code>v8qi3): Likewise.
21988 (mmx_smaxv2sf3): Removed.
21989 (mmx_sminv2sf3): Likewise.
21990 (mmx_umaxv8qi3): Likewise.
21991 (mmx_smaxv4hi3): Likewise.
21992 (mmx_uminv8qi3): Likewise.
21993 (mmx_sminv4hi3): Likewise.
21995 * config/i386/sse.md (<addsub><mode>3): New.
21996 (*<addsub><mode>3): Likewise.
21997 (<sse>_vm<addsub><mode>3): Likewise.
21998 (<maxmin><mode>3): Likewise.
21999 (*<maxmin><mode>3_finite): Likewise.
22000 (*<maxmin><mode>3): Likewise.
22001 (<sse>_vm<maxmin><mode>3): Likewise.
22002 (sse3_h<addsub>v4sf3): Likewise.
22003 (sse3_h<addsub>v2df3): Likewise.
22004 (<maxmin>v16qi3): Likewise.
22005 (*<maxmin>v16qi3): Likewise.
22006 (<maxmin>v8hi3): Likewise.
22007 (*<maxmin>v8hi3): Likewise.
22008 (*sse4_1_<maxmin><mode>3): Likewise.
22009 (*sse4_1_<maxmin><mode>3): Likewise.
22010 (add<mode>3): Removed.
22011 (*add<mode>3): Likewise.
22012 (<sse>_vmadd<mode>3): Likewise.
22013 (sub<mode>3): Likewise.
22014 (*sub<mode>3): Likewise.
22015 (<sse>_vmsub<mode>3): Likewise.
22016 (smin<mode>3): Likewise.
22017 (*smin<mode>3_finite): Likewise.
22018 (*smin<mode>3): Likewise.
22019 (<sse>_vmsmin<mode>3): Likewise.
22020 (smax<mode>3): Likewise.
22021 (*smax<mode>3_finite): Likewise.
22022 (*smax<mode>3): Likewise.
22023 (<sse>_vmsmax<mode>3): Likewise.
22024 (sse3_haddv4sf3): Likewise.
22025 (sse3_haddv2df3): Likewise.
22026 (sse3_hsubv4sf3): Likewise.
22027 (sse3_hsubv2df3): Likewise.
22028 (umaxv16qi3): Likewise.
22029 (*umaxv16qi3): Likewise.
22030 (smaxv8hi3): Likewise.
22031 (*smaxv8hi3): Likewise.
22032 (*sse4_1_smax<mode>3): Likewise.
22033 (*sse4_1_umax<mode>3): Likewise.
22034 (uminv16qi3): Likewise.
22035 (*uminv16qi3): Likewise.
22036 (sminv8hi3): Likewise.
22037 (*sminv8hi3): Likewise.
22038 (*sse4_1_smin<mode>3): Likewise.
22039 (*sse4_1_umin<mode>3): Likewise.
22041 2008-04-01 Rafael Espíndola <espindola@google.com>
22043 * tree-cfg.c (verify_expr): remove in_phi.
22044 (verify_stmt): Don't call walk_tree with verify_expr. Use
22045 is_gimple_min_invariant instead of is_gimple_val.
22047 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22049 * doc/include/gpl_v3.texi: Update for manpage generation.
22050 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22052 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22053 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22054 gpl_v3.texi instead of gpl.texi.
22057 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22060 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22062 2008-04-01 Rafael Espíndola <espindola@google.com>
22064 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22065 (extract_code_and_val_from_cond): Use
22066 extract_code_and_val_from_cond_with_ops.
22068 2008-04-01 Jan Hubicka <jh@suse.cz>
22070 * function.c (free_after_compilation): Free epilogue_delay_list.
22071 (prepare_function_start): Assert that previous compilation was freed.
22073 2008-04-01 Jan Hubicka <jh@suse.cz>
22074 Jim Wilson <wilson@tuliptree.org>
22075 Andreas Tobler <andreast@gcc.gnu.org>
22077 PR middle-end/35781
22078 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22079 rtl.emit instead cfun->emit.
22080 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22081 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22083 2008-04-01 Ben Elliston <bje@au.ibm.com>
22085 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22087 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22089 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22091 (fprofile-use): Add var flag_profile_use
22092 * coverage.c (coverage_begin_output): Do not open a gcno file for
22093 output only if -ftest-coverage is set.
22094 Do not add getpwd() to gcda file path.
22095 (build_gcov_info): Check the new flag
22096 flag_profile_datafile_relative_path.
22097 (coverage_init): Use profile_data_prefix.
22098 Read profile counter only if flag_profile_use is set.
22099 * opts.c (common_handle_option): New option fprofile-use=,
22100 fprofile-dir=, fprofile-generate=.
22101 * toplev.c (profile_data_prefix): New variable definition.
22102 * toplev.h (profile_data_prefix): New declaration.
22103 * doc/invoke.tex (Option Summary, Optimization Options):
22106 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22108 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22109 use tmp consistently.
22112 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22113 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22114 UNSPEC_FR_RECIP_APPROX_RES.
22115 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22117 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22120 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22122 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22124 PR middle-end/30186
22125 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22126 element of the vector via a pointer.
22128 2008-03-31 Ian Lance Taylor <iant@google.com>
22130 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22132 2008-03-31 Jan Hubicka <jh@suse.cz>
22134 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22135 get_arg_pointer_save_area.
22136 * expr.c (init_expr): Just clear out rtl.expr.
22137 * function.c (free_after_compilation): Clear out whole RTL structure.
22138 (get_func_frame_size): Merge into ...
22139 (get_frame_size): ... this one.
22140 (assign_stack_local_1): Merge into ...
22141 (assign_stack_local): ... this one.
22142 (expand_function_end): Update call of get_arg_pointer_save_area.
22143 (get_art_pointer_save_area): Remove cfun argument.
22144 * function.h (emit_status): regno_pointer_align does not need length
22145 attribute. Move x_regno_reg_rtx to ...
22146 (regno_reg_rtx): ... new global array.
22147 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22148 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22149 apply_args_value, forced_labels, stack_pointer_delta):
22151 (struct varasm_status): Move here from varasm.c
22152 (struct rtl_data): New. Move here some fields from struct function.
22153 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22154 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22155 used_temp_slots avail_temp_slots, temp_slot_level,
22156 nonlocal_goto_handler_labels): Update accesstors.
22157 (rtl): New global variable.
22158 (struct function): Move some fileds to rtl_data.
22159 (get_arg_pointer_save_area): Update prototype.
22160 * emit-rtl.c (rtl): Declare.
22161 (regno_reg_rtx): Declare.
22162 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22164 (gen_reg_rtx): Update.
22165 (init_virtual_regs): Do not tate emit_status argument.
22166 (init_emit): Do not allocate emit.
22167 * varasm.c (varasm_statuc): Move to function.h.
22168 (n_deferred_constatns): Update accestor.
22169 (init_varasm_status): Do not allocate varasm_status.
22170 (force_const_mem, get_pool_size, output_constant_pool): Update.
22171 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22172 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22174 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22176 PR rtl-optimization/35729
22177 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22180 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22183 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22184 load/store if memory is unaligned.
22185 (*movti_rex64): Likewise.
22187 * config/i386/predicates.md (misaligned_operand): New.
22189 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22192 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22195 2008-03-31 Jan Beulich <jbeulich@novell.com>
22197 * config/ia64/constraints.md: Add 'j' constraint.
22198 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22199 (movdi_internal): Likewise.
22201 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22204 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22206 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22209 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22210 proper error message for the third argument on blendpd and
22213 * config/i386/sse.md (blendbits): New.
22214 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22216 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22218 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22220 2008-03-30 Richard Guenther <rguenther@suse.de>
22222 PR middle-end/31023
22223 * fold-const.c (fold_sign_changed_comparison): Do leave
22224 conversions to base-types alone.
22226 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22228 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22229 the link register if one altivec register is be saved.
22231 2008-03-30 Ben Elliston <bje@au.ibm.com>
22233 * final.c (final_scan_insn): Remove if (0) code.
22235 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22237 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22239 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22241 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22242 of V4SFmode to ix86_binary_operator_ok.
22244 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22246 * config/i386/i386.c (override_options): Initialize
22247 ix86_veclib_handler to ix86_veclibabi_svml when
22248 -mveclibabi=svml is used.
22249 (ix86_veclibabi_svml): New function for SVML ABI style
22250 vectorization support.
22251 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22253 2008-03-28 Rafael Espíndola <espindola@google.com>
22255 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22256 (tree_binary_nonnegative_warnv_p): Make it public.
22257 (tree_single_nonnegative_warnv_p): Make it public.
22258 (tree_invalid_nonnegative_warnv_p): Make it public.
22259 (tree_unary_nonzero_warnv_p): Make it public.
22260 (tree_binary_nonzero_warnv_p): Make it public
22261 (tree_single_nonzero_warnv_p): Make it public.
22262 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22263 (extract_range_from_binary_expr): Split the expr argument.
22264 (extract_range_from_unary_expr): Split the expr argument.
22265 (extract_range_from_comparison): Split the expr argument.
22266 (extract_range_from_expr): Use the new aux functions.
22267 (vrp_evaluate_conditional_warnv): Use
22268 vrp_evaluate_conditional_warnv_with_ops.
22269 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22270 (tree_binary_nonzero_warnv_p): Declare.
22271 (tree_single_nonzero_warnv_p): Declare.
22272 (tree_expr_nonzero_warnv_p): Declare.
22273 (tree_unary_nonnegative_warnv_p): Declare.
22274 (tree_binary_nonnegative_warnv_p): Declare.
22275 (tree_single_nonnegative_warnv_p): Declare.
22276 (tree_invalid_nonnegative_warnv_p): Declare.
22278 2008-03-28 Richard Guenther <rguenther@suse.de>
22280 PR tree-optimization/30317
22281 PR tree-optimization/30911
22282 PR tree-optimization/34793
22283 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22284 (struct assert_locus_d): New member EXPR.
22285 (register_new_assert_for): Add EXPR parameter to support
22286 ASSERT_EXPR <name, expr OP limit>.
22287 (register_edge_assert_for_1): Adjust callers.
22288 (find_assert_locations): Likewise.
22289 (process_assert_insertions_for): Build condition from expression.
22290 (extract_range_from_assert): Handle ASSERT_EXPRs
22291 of the form ASSERT_EXPR <name, expr OP limit>.
22292 (register_edge_assert_for_2): New helper registering
22293 asserts for comparisons. Recognize range tests of the form
22294 (unsigned)i - CST1 OP CST2.
22295 (register_edge_assert_for_1): Use it.
22296 (register_edge_assert_for): Likewise.
22297 (needs_overflow_infinity): Integer sub-types
22298 do not need overflow infinities.
22299 (vrp_val_is_max): The extreme values of integer sub-types
22300 are those of the base type.
22301 (vrp_val_is_min): Likewise.
22302 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22305 2008-03-28 Nick Clifton <nickc@redhat.com>
22308 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22309 Return GENERAL_REGS for stack adjustment reloads.
22311 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22314 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22315 const_vector when all the vectors are constant.
22317 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22319 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22321 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22322 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22324 (s<code>_sf): Use new scc_sf attribute for opcode names.
22326 2008-03-27 Tom Tromey <tromey@redhat.com>
22328 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22329 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22330 config/spu/t-spu-elf, config/i386/t-interix,
22331 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22332 config/i386/x-darwin, config/i386/x-mingw32,
22333 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22334 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22335 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22336 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22337 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22338 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22339 config/score/t-score-elf, config/arm/t-strongarm-pe,
22340 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22341 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22342 Revert automatic dependency patch.
22344 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22347 * config/i386/i386.c (ix86_function_arg_boundary): Align
22348 decimal floating point to its natural boundary.
22350 2008-03-27 Richard Guenther <rguenther@suse.de>
22352 PR middle-end/35716
22353 * fold-const.c (fold_comparison): Restrict distinct decl
22354 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22355 solely rely on operand_equal_p.
22357 2008-03-27 Richard Guenther <rguenther@suse.de>
22360 * c-common.c (handle_weak_attribute): Reject combination of
22363 2008-03-27 Richard Guenther <rguenther@suse.de>
22365 PR tree-optimization/32810
22366 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22367 conversions from DECL_INITIAL.
22368 (fold_const_aggregate_ref): Likewise from constructor elements.
22370 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22372 * tree-affine.h (aff_combination_expand): Declare.
22373 (get_inner_reference_aff): Likewise.
22374 * tree-affine.c (aff_combination_expand): Split out from
22375 tree_to_aff_combination_expand.
22376 (get_inner_reference_aff): New function.
22377 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22378 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22379 (struct lim_aux_data): sm_done field removed.
22380 (mem_ref_loc_p, mem_ref_locs_p): New types.
22381 (struct mem_ref): Added id, stored, accesses_in_loop,
22382 indep_loop, dep_loop, indep_ref, dep_ref fields.
22383 Removed is_stored, locs and next fields.
22384 (memory_accesses): New variable.
22385 (movement_possibility): Do not allow moving statements
22386 that store to memory.
22387 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22389 (determine_max_movement): For statements with memory references,
22390 find the outermost loop in that the reference is independent.
22391 (move_computations_stmt): Mark the virtual operands for renaming.
22392 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22393 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22394 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22395 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22396 create_vop_ref_mapping, analyze_memory_references,
22397 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22398 get_all_locs_in_loop, ref_always_accessed_p,
22399 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22400 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22401 store_motion_loop, store_motion): New functions.
22402 (struct vop_to_refs_elt): New type.
22403 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22404 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22405 (schedule_sm): Replaced by...
22406 (execute_sm): ... this.
22407 (determine_lsm_ref, hoist_memory_references,
22408 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22409 find_more_ref_vops, free_mem_ref, free_mem_refs,
22410 determine_lsm_loop, determine_lsm): Removed.
22411 (tree_ssa_lim_finalize): Free data structures used by store motion.
22412 (tree_ssa_lim): Call analyze_memory_references. Use
22413 store_motion instead of determine_lsm.
22415 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22417 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22418 rename tmake_file to m68hc11/t-m68hc11.
22419 (mcore): Set inhibit_libc to true.
22420 * config.host (alpha*-dec-*vms*): Set extra_programs.
22421 (interix3*): Don't use host_xmake_file.
22422 * configure.ac: Let config.gcc override inhibit_libc.
22423 * configure: Regenerate.
22425 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22426 * config/t-openbsd-thread: Remove commented out lines.
22428 * config/x-interix: Remove.
22430 * config/m68hc11/t-m68hc11-gas: Rename to...
22431 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22433 * config/mcore/t-mcore: Remove T_CFLAGS.
22434 * config/mcore/t-mcore-pe: Likewise.
22436 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22438 * configure.ac: Replace custom __GNU_SOURCE test with
22439 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22440 * aclocal.m4: Regenerate.
22441 * configure: Regenerate.
22442 * config.in: Regenerate.
22444 2008-03-27 Richard Guenther <rguenther@suse.de>
22446 * fold-const.c (target.h): Include.
22447 (fold_comparison): Fold comparison of addresses of decls
22448 that bind locally or of constants. Consolidate address folding code.
22449 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22450 results from fold_binary_to_constant.
22451 (compare_values_warnv): Likewise.
22453 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22455 PR middle-end/35429
22456 * fold-const.c (fold_truthop): Check for integeral types when folding
22457 a == 0 && b == 0 and a != 0 || b != 0 .
22459 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22461 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22463 2008-03-26 Andreas Schwab <schwab@suse.de>
22465 * doc/invoke.texi: Fix use of @item vs. @itemx.
22467 2008-03-26 Tom Tromey <tromey@redhat.com>
22469 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22470 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22471 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22472 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22473 build/genconstants.o, build/genemit.o, build/genextract.o,
22474 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22475 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22478 2008-03-26 Richard Guenther <rguenther@suse.de>
22481 2008-03-26 Richard Guenther <rguenther@suse.de>
22483 * fold-const.c (target.h): Include.
22484 (fold_comparison): Fold comparison of addresses of two decls
22485 that bind locally. Consolidate address folding code.
22487 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22489 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22490 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22491 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22492 dconstsqrt2, dconstthird, dconste and/or dconst10.
22493 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22494 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22495 dconstsqrt2, dconste): Delete.
22496 (init_emit_once): Likewise. Simplify initializing dconstm1.
22498 * real.c (get_real_const): New.
22499 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22500 dconstsqrt2, dconste): Delete.
22501 (real_value_const, get_real_const): New.
22503 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22505 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22507 * config/i386/i386.c (ix86_function_arg_boundary): Check
22508 BIGGEST_ALIGNMENT instead of 128.
22509 (setup_incoming_varargs_64): Likewise.
22511 2008-03-26 Tom Tromey <tromey@redhat.com>
22513 * Makefile.in (DEPFILES): Add missing '/'.
22515 2008-03-26 Richard Guenther <rguenther@suse.de>
22517 * fold-const.c (target.h): Include.
22518 (fold_comparison): Fold comparison of addresses of two decls
22519 that bind locally. Consolidate address folding code.
22521 2008-03-26 Nick Clifton <nickc@redhat.com>
22524 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22525 not allow INT+INT as a legitimate addressing mode.
22527 2008-03-26 Richard Guenther <rguenther@suse.de>
22529 * tree-flow.h (widen_bitfield): Remove declaration.
22530 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22531 (widen_bitfield): Remove function.
22532 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22535 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22538 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22541 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22543 PR rtl-optimization/35232
22544 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22545 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22546 reg_reloaded_call_part_clobbered here.
22547 (reload_regs_reach_end_p): New function.
22548 (reload_reg_rtx_for_input): New variable.
22549 (reload_reg_rtx_for_output): Likewise.
22550 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22551 when reassigning a pseudo register. Load reloadreg from
22552 reload_reg_rtx_for_input, moving the mode and register
22554 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22555 instead of the original when deciding whether an input reload
22556 would be a no-op or whether an output reload can be deleted.
22557 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22558 when setting up new_spill_reg_store. Load it from
22559 reload_reg_rtx_for_output, moving the mode and register
22561 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22562 instead of the original when deciding whether an output reload
22563 would be a no-op. Do the same when modifying insn notes.
22564 Use rtx_equal_p instead of == to compare the registers.
22565 (inherit_piecemeal_p): Take a mode and two register numbers
22567 (emit_reload_insns): Clear new_spill_reg_store for every hard
22568 register in the reload register. Remove spill registers
22569 from reg_reloaded_valid before considering whether to record
22570 inheritance information for them. Use reload_reg_rtx_for_output
22571 instead of reg_rtx when recording output reloads. Use
22572 reload_reg_rtx_for_input instead of reg_rtx when recording
22573 input reloads. Set or clear reg_reloaded_call_part_clobbered
22574 at the same time as setting reg_reloaded_valid.
22575 (delete_output_reload): Add a new_reload_reg parameter and use it
22576 instead of rld[j].reg_rtx.
22577 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22580 2008-03-25 Tom Tromey <tromey@redhat.com>
22582 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22583 (build/genattr.o): Likewise.
22584 (build/genattrtab.o): Likewise.
22585 (build/gencodes.o): Likewise.
22586 (build/genconfig.o): Likewise.
22587 (build/genconstants.o): Likewise.
22588 (build/genemit.o): Likewise.
22589 (build/genextract.o): Likewise.
22590 (build/genflags.o): Likewise.
22592 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22594 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22595 instead of size_int for integer types.
22596 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22597 to match type of MINUS_EXPR.
22599 2008-03-25 Tom Tromey <tromey@redhat.com>
22601 * configure: Rebuilt.
22602 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22605 2008-03-25 Tom Tromey <tromey@redhat.com>
22607 * config/x-solaris (host-solaris.o): Update.
22608 * config/x-linux (host-linux.o): Update.
22609 * config/x-hpux (host-hpux.o): Update.
22610 * config/x-darwin (host-darwin.o): Update.
22611 * config/v850/t-v850e (v850-c.o): Update.
22612 * config/v850/t-v850 (v850-c.o): Update.
22613 * config/t-vxworks (vxworks.o): Update.
22614 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22615 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22616 * config/spu/t-spu-elf (spu-c.o): Update.
22618 * config/sh/t-symbian (sh-c.o): Update.
22619 (symbian.o): Update.
22620 * config/sh/t-sh (sh-c.o): Update.
22621 * config/score/t-score-elf (score7.o, score3.o): Update.
22622 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22623 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22624 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22625 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22626 (rs6000.o): Remove.
22627 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22628 * config/m32c/t-m32c (m32c-pragma.o): Update.
22629 * config/ia64/t-ia64 (ia64-c.o): Update.
22630 * config/i386/x-mingw32 (host-mingw32.o): Update.
22631 * config/i386/x-i386 (driver-i386.o): Update.
22632 * config/i386/x-darwin (host-i386-darwin.o): Update.
22633 * config/i386/x-cygwin (host-cygwin.o): Update.
22634 * config/i386/t-nwld (nwld.o): Update.
22635 * config/i386/t-netware (netware.o): Update.
22636 * config/i386/t-interix (winnt.o): Update.
22637 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22638 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22639 msformat-c.o): Update.
22640 * config/bfin/t-bfin-linux (generated_files): Add
22641 linux-sysroot-suffix.h.
22642 * config/arm/t-wince-pe (pe.o): Update.
22643 * config/arm/t-strongarm-pe (pe.o): Update.
22644 * config/arm/t-pe (pe.o): Update.
22645 * config/arm/t-arm (arm-c.o): Update.
22646 * doc/install.texi (Prerequisites): Require make 3.80.
22647 * Makefile.in: Remove .o targets.
22648 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22649 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22650 (simple_generated_h, simple_generated_c): Move earlier.
22651 (generated_files): New variable.
22652 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22653 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22654 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22655 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22656 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22657 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22658 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22659 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22660 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22661 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22662 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22663 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22665 (COMPILE.base, COMPILE): New variables.
22666 (%.o): New pattern rule.
22667 (ALL_HOST_OBJS): New variable.
22668 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22669 (dummy-checksum.o, cc1-checksum.o): Remove.
22670 (DRIVER_SHLIB): New variable.
22671 (DRIVER_DEFINES): Use it.
22672 (gencondmd.c): Move out of build/.
22673 (s-conditions): Update.
22674 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22675 (ALL_BUILD_OBJS): Likewise.
22676 (build/%.o): Use BUILDCOMPILE.
22677 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22678 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22679 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22680 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22681 build/genconfig.o, build/genconstants.o, build/genemit.o,
22682 build/genextract.o, build/genflags.o, build/genmddeps.o,
22683 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22684 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22685 build/gen-protos.o, build/scan.o, build/fix-header.o,
22686 build/scan-decls.o): Simplify.
22687 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22688 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22689 prefix.o, toplev.o): Reduce to variable setting.
22690 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22691 ($(out_object_file), gcc-options.o): New targets.
22692 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22693 * configure: Rebuilt.
22694 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22695 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22697 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22699 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22700 complain when we hit an error, return ERROR_MARK_NODE.
22702 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22704 * config/sh/constraints.md (Pso, Psz): New constraints.
22705 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22706 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22708 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22710 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22711 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22713 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22715 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22716 (prefetch_sh2a): New.
22718 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22719 Naveen.H.S <naveen.hs@kpitcummins.com>
22721 * config/sh/constraints.md (I28): New constraint.
22722 * config/sh/sh.c (broken_move): Add support for movi20s.
22723 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22725 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22726 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22727 Naveen.H.S <naveen.hs@kpitcummins.com>
22729 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22730 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22731 (print_operand): Handle resbank in %@ operand code.
22732 (sh_encode_section_info): New.
22733 (push_regs): Add conditions for resbank.
22734 (sh_expand_epilogue): Likewise.
22735 (sh_insert_attributes): Likewise.
22736 (sh_attribute_table): Likewise.
22737 (sh_handle_resbank_handler_attribute): New.
22738 (sh2a_handle_function_vector_handler_attribute): New.
22739 (sh2a_is_function_vector_call): New.
22740 (sh2a_get_function_vector_number): New.
22741 (sh2a_function_vector_p): New.
22742 (sh_cfun_resbank_handler_p): New.
22743 * config/sh/sh.md (calli): Emit jsr/n if possible.
22744 (calli_tbr_rel): New.
22745 (calli_pcrel): Emit jsr/n if possible.
22746 (return_i): Emit rts/n if possible.
22747 (call_valuei_tbr_rel): New.
22748 (call_valuei_pcrel): Add condition for SH2A target.
22749 (call_value): Likewise.
22750 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22751 (sh2a_get_function_vector_number): Likewise.
22752 (sh2a_is_function_vector_call): Likewise.
22753 * doc/extend.texi: Document TBR relative addressing of SH2A.
22754 (resbank): Add description for SH2A.
22756 2008-03-24 Richard Guenther <rguenther@suse.de>
22759 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22760 pointer assignments change conversions according to middle-end rules.
22761 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22762 * configure.ac: Include type checking in yes.
22763 * configure: Regenerate.
22765 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22767 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22768 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22770 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22772 * gthr-vxworks.h (UNUSED): Define.
22774 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22776 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22778 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22780 * doc/extend.texi (Function Attributes): Add missing comma in the
22781 example of the "alloc_size" attribute.
22783 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22786 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22788 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22791 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22794 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22795 of the underlying type of a MS bitfield layout to the natural
22796 alignment of the type.
22798 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22800 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22801 to their natural alignment to avoid store forwarding stalls.
22803 2008-03-22 Richard Guenther <rguenther@suse.de>
22805 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22806 For PHI nodes verify the address is invariant.
22807 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22808 (get_symbol_constant_value): Use is_gimple_min_invariant.
22809 (maybe_fold_stmt_indirect): Likewise.
22811 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22813 PR rtl-optimization/33927
22814 * Makefile.in (dse.o): Depend on $(TM_P_H).
22815 * expr.h (extract_low_bits): Declare.
22816 * expmed.c (extract_low_bits): New function.
22817 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22818 * dse.c: Include tm_p.h.
22819 (find_shift_sequence): Remove the read_reg argument and return the
22820 read value. Emit the instructions instead of returning them.
22821 Iterate on new_mode rather than calculating it each time.
22822 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22823 source to NEW_MODE and extract_low_bits to convert the shifted
22824 value to READ_MODE.
22825 (replace_read): Allow the load and store to have different mode
22826 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22827 or extraction instructions before trying the replacement. Update
22828 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22830 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22832 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22833 to their natural alignment to avoid store forwarding stalls.
22835 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22838 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22839 encouraging but not allowing gprs for input;
22840 change the input constraint to !f#r.
22841 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22843 change the output constraint to !f#r.
22845 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22848 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22849 corresponding post-reload splitters.
22850 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22851 when x87 FP math is selected.
22852 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22853 New function prototype.
22854 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22855 unreachable function to ease macroization of insn patterns.
22857 2008-03-21 Martin Jambor <mjambor@suse.cz>
22859 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22860 reference dumps if ddr is NULL or dependence is unknown.
22862 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22864 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22865 unsigned extension into account.
22866 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22867 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22868 Do computations on a scratch register.
22870 2008-03-21 Richard Guenther <rguenther@suse.de>
22872 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22873 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22874 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22875 * tree-ssa-dom.c (record_equality): Likewise.
22876 * tree-inline.c (copy_body_r): Likewise.
22877 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22880 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22882 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22883 as 'delete_unused' argument.
22885 2008-03-20 Richard Guenther <rguenther@suse.de>
22887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22888 special casing of constant qualifiers.
22889 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22890 care about them in general.
22891 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22892 regardless of their type.
22893 (fold_stmt_r): Forcefully fold *& if we end up with that.
22895 2008-03-20 Paul Brook <paul@codesourcery.com>
22897 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22898 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22900 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22902 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22903 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22905 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22907 * common.opt (Wmudflap): New option.
22908 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22909 (mx_register_decls): Likewise.
22910 (mudflap_finish_file): Likewise.
22911 * doc/invoke.texi: Document -Wno-mudflap.
22913 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22915 * c-format.c (replace_format_name_to_system_name): New.
22916 (cmp_attribs): New.
22917 (convert_format_name_to_system_name): New.
22918 (decode_format_attr): Add use of convert_format_name_to_system_name.
22919 (format_types_orig): Add gnu_ prefix to names.
22920 (check_format_info_main): Special treating of \0 escaped names for
22921 supporting multi-character format specifiers as I32, I64.
22922 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22923 (gnu_target_overrides_format_attributes): New.
22924 * c-format.h: Add structure target_ovr_attr to hold
22925 system specific formatter names.
22926 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22927 msformat-c.o file to c_target_objs and cxx_target_objs.
22928 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22929 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22930 (TARGET_N_FORMAT_TYPES): New.
22931 * config/i386/msformat-c.c: New.
22932 * config/i386/t-cygming: Add build rule for msformat-c.o.
22933 * doc/extend.texi: Add new format names gnu_* and ms_* and
22935 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22937 2008-03-20 Ira Rosen <irar@il.ibm.com>
22939 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22940 optimizations turned on under -O3.
22941 (ftree-vectorize): Add that the flag is turned on with -O3.
22943 2008-03-20 Ben Elliston <bje@au.ibm.com>
22945 * regmove.c (try_auto_increment): Fix spelling error in comment.
22946 * final.c (final_scan_insn): Likewise.
22948 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22951 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22952 allocator preferences for "y" and "r" class registers.
22953 ("*mov<mode>_internal"): Ditto.
22954 ("*movv2sf_internal_rex64"): Ditto.
22955 ("*movv2sf_internal"): Ditto.
22957 2008-03-19 Michael Matz <matz@suse.de>
22959 PR middle-end/35616
22960 * calls.c (expand_call): Check overlap of arguments with call
22961 address for sibcalls.
22963 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22966 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22967 of the underlying type of a MS bitfield layout to the natural
22968 alignment of the type.
22970 2008-03-19 Jan Hubicka <jh@suse.cz>
22973 * toplev.c (decode_d_option): Handle all CPP flags.
22974 * tree-vrp.c: Update tree_pass descriptors.
22975 * regrename.c: Update tree_pass descriptors.
22976 * fwprop.c: Update tree_pass descriptors.
22977 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22978 * tree-into-ssa.c: Update tree_pass descriptors.
22979 * tree-dump.c: Update tree_pass descriptors.
22980 * tree-complex.c: Update tree_pass descriptors.
22981 * tree-dump.h: Update tree_pass descriptors.
22982 * see.c: Update tree_pass descriptors.
22983 * cgraphbuild.c: Update tree_pass descriptors.
22984 * tracer.c: Update tree_pass descriptors.
22985 * tree-loop-distribution.c: Update tree_pass descriptors.
22986 * cgraph.c: Update tree_pass descriptors.
22987 * postreload-gcse.c: Update tree_pass descriptors.
22988 * postreload.c: Update tree_pass descriptors.
22989 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22990 * tree-tailcall.c: Update tree_pass descriptors.
22991 * tree-pass.h (tree_opt_pass): Rename to ...
22992 (opt_pass) ... this one; add "type" field and remove letter field.
22993 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22994 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22995 all_lowering_passes): Update declaration.
22996 * ipa-cp.c: Update tree_pass descriptors.
22997 * final.c: Update tree_pass descriptors.
22998 * omp-low.c: Update tree_pass descriptors.
22999 * tree-ssa-dse.c: Update tree_pass descriptors.
23000 * ipa-reference.c: Update tree_pass descriptors.
23001 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23002 * auto-inc-dec.c: Update tree_pass descriptors.
23003 * reorg.c: Update tree_pass descriptors.
23004 * cgraphunit.c: Update tree_pass descriptors.
23005 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23006 * tree-ssa-ccp.c: Update tree_pass descriptors.
23007 * df-core.c: Update tree_pass descriptors.
23008 * mode-switching.c: Update tree_pass descriptors.
23009 * tree-nomudflap.c: Update tree_pass descriptors.
23010 * modulo-sched.c: Update tree_pass descriptors.
23011 * ipa-pure-const.c: Update tree_pass descriptors.
23012 * cse.c: Update tree_pass descriptors.
23013 * web.c: Update tree_pass descriptors.
23014 * tree-stdarg.c: Update tree_pass descriptors.
23015 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23016 * tree-ssa-dom.c: Update tree_pass descriptors.
23017 * tree-nrv.c: Update tree_pass descriptors.
23018 * tree-ssa-alias.c: Update tree_pass descriptors.
23019 * loop-init.c: Update tree_pass descriptors.
23020 * gimple-low.c: Update tree_pass descriptors.
23021 * ipa-inline.c: Update tree_pass descriptors.
23022 * tree-ssa-sink.c: Update tree_pass descriptors.
23023 * global.c: Update tree_pass descriptors.
23024 * ifcvt.c: Update tree_pass descriptors.
23025 * jump.c: Update tree_pass descriptors.
23026 * predict.c: Update tree_pass descriptors.
23027 * tree-ssa-loop.c: Update tree_pass descriptors.
23028 * recog.c: Update tree_pass descriptors.
23029 * dse.c: Update tree_pass descriptors.
23030 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23031 * tree-eh.c: Update tree_pass descriptors.
23032 * regmove.c: Update tree_pass descriptors.
23034 * function.c: Update tree_pass descriptors.
23035 * tree-vectorizer.c: Update tree_pass descriptors.
23036 * gcse.c: Update tree_pass descriptors.
23037 * ipa-type-escape.c: Update tree_pass descriptors.
23038 * tree-if-conv.c: Update tree_pass descriptors.
23039 * init-regs.c: Update tree_pass descriptors.
23040 * ipa.c: Update tree_pass descriptors.
23041 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23042 * rtl-factoring.c: Update tree_pass descriptors.
23043 * lower-subreg.c: Update tree_pass descriptors.
23044 * bt-load.c: Update tree_pass descriptors.
23045 * tree-dfa.c: Update tree_pass descriptors.
23046 * except.c: Update tree_pass descriptors.
23047 * emit-rtl.c: Update tree_pass descriptors.
23048 * cfgexpand.c: Update tree_pass descriptors.
23049 * tree-cfgcleanup.c: Update tree_pass descriptors.
23050 * cfgcleanup.c: Update tree_pass descriptors.
23051 * tree-ssa-pre.c: Update tree_pass descriptors.
23052 * tree-sra.c: Update tree_pass descriptors.
23053 * tree-mudflap.c: Update tree_pass descriptors.
23054 * tree-ssa-copy.c: Update tree_pass descriptors.
23055 * cfglayout.c: Update tree_pass descriptors.
23056 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23057 * tree-ssa-dce.c: Update tree_pass descriptors.
23058 * tree-ssa.c: Update tree_pass descriptors.
23059 * regclass.c: Update tree_pass descriptors.
23060 * integrate.c: Update tree_pass descriptors.
23061 * tree-optimize.c: Update tree_pass descriptors.
23062 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23063 * tree-object-size.c: Update tree_pass descriptors.
23064 * combine.c: Update tree_pass descriptors.
23065 * tree-outof-ssa.c: Update tree_pass descriptors.
23066 * bb-reorder.c: Update tree_pass descriptors.
23067 * stack-ptr-mod.c: Update tree_pass descriptors.
23068 * var-tracking.c: Update tree_pass descriptors.
23069 * tree-profile.c: Update tree_pass descriptors.
23070 * tree-vect-generic.c: Update tree_pass descriptors.
23071 * reg-stack.c: Update tree_pass descriptors.
23072 * sched-rgn.c: Update tree_pass descriptors.
23073 * tree-ssa-structalias.c: Update tree_pass descriptors.
23074 * tree-cfg.c: Update tree_pass descriptors.
23075 * passes.c (current_pass): Update declaration.
23076 (finish_optimization_passes): Update.
23077 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23078 (register_one_dump_file, register_dump_files_1, next_pass_1):
23080 (init_optimization_passes): Update handling of new types.
23081 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23082 * ipa-struct-reorg.c: Update tree_pass descriptors.
23083 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23084 * combine-stack-adj.c: Update tree_pass descriptors.
23085 * cfgrtl.c: Update tree_pass descriptors.
23086 * dce.c: Update tree_pass descriptors.
23087 * tree-ssanames.c: Update tree_pass descriptors.
23089 2008-03-19 Richard Guenther <rguenther@suse.de>
23091 PR middle-end/35609
23092 * tree-ssa.c (walk_data): New structure.
23093 (warn_uninitialized_var): If not always_executed warn with "maybe"
23095 (execute_early_warn_uninitialized): Compute post-dominators.
23096 Initialize always_executed before processing each basic block.
23098 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23101 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23102 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23104 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23106 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23108 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23110 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23112 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23113 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23114 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23115 target after ignore has been set, and move there also the commputation
23116 of subtarget and original_target.
23117 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23118 (LANG_HOOKS_INITIALIZER): Remove it.
23119 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23121 2008-03-18 Richard Guenther <rguenther@suse.de>
23123 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23124 found an expression with constants, note that in the VN for the lhs.
23125 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23126 fold them to constants if possible. Run cleanup_cfg if done so.
23127 (execute_pre): Return todo.
23128 (do_pre): Likewise.
23129 (execute_fre): Likewise.
23130 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23132 (get_prop_source_stmt): Look through pointer conversions.
23134 2008-03-18 Jan Hubicka <jh@suse.cz>
23136 * tree-pretty-print.c: Include predict.h.
23137 (dump_generic_node): Dump predictor.
23138 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23139 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23140 * gimple-low.c (lower_stmt): Likewise.
23141 * expr.c (expand_expr_real): Likewise.
23142 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23144 (build_predict_expr, build_predict_expr): New.
23145 * predict.h (predictor_name, build_predict_expr): Update.
23146 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23147 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23148 * predict.def (PRED_CONTINUE): Update hitrate.
23149 * tree.def (PREDICT_EXPR): Define.
23150 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23151 do not handle BIND_EXPR.
23152 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23153 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23154 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23157 2008-03-18 Michael Matz <matz@suse.de>
23159 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23161 2008-03-18 Richard Guenther <rguenther@suse.de>
23163 * tree-gimple.h (is_gimple_invariant_address): Declare.
23164 (is_gimple_constant): Likewise.
23165 * tree-gimple.c (is_gimple_constant): New function.
23166 (is_gimple_invariant_address): Likewise.
23167 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23168 and is_gimple_invariant_address.
23169 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23171 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23172 an addressable base.
23174 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23176 PR middle-end/35611
23177 * gimplify.c (gimplify_expr): Gimplify second operand of
23180 2008-03-17 Richard Guenther <rguenther@suse.de>
23182 PR tree-optimization/19637
23183 * fold-const.c (fold_unary): Remove restrictions of removing
23184 intermediate pointer-conversions (P2)(P1)P0.
23185 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23186 conversion to void pointer.
23187 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23189 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23192 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23193 emulated thread local variables.
23195 2008-03-16 Richard Guenther <rguenther@suse.de>
23197 PR middle-end/35607
23198 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23199 expand TREE_INVARIANT operations that are not gimple invariant.
23201 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23203 * doc/extend.texi (Alignment): Say that the ABI controls
23204 the __alignof__ for non-strict-alignment targets rather
23205 than being a recommendation.
23207 2008-03-15 Paul Brook <paul@codesourcery.com>
23209 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23211 (arm_output_fn_unwind): Mark functions that can not be unwound.
23213 2008-03-15 Paul Brook <paul@codesourcery.com>
23215 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23216 extension instructions.
23218 2008-03-15 Richard Guenther <rguenther@suse.de>
23220 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23221 and fold constant aggregate refs.
23222 (fold_const_aggregate_ref): Handle string constants
23223 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23224 (evaluate_stmt): Simplify now that ccp_fold folds constant
23227 2008-03-15 Paul Brook <paul@codesourcery.com>
23229 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23230 (extzv): Use gen_extzv_t2.
23231 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23233 2008-03-15 Richard Guenther <rguenther@suse.de>
23235 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23236 (fold_const_aggregate_ref): Likewise.
23237 (get_value): Return NULL if we don't have any values.
23238 (ccp_finalize): Set const_val to NULL after freeing it.
23239 * tree-flow.h (get_symbol_constant_value): Declare.
23240 (fold_const_aggregate_ref): Likewise.
23241 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23243 2008-03-15 Richard Guenther <rguenther@suse.de>
23245 PR middle-end/35593
23246 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23247 to not produce negative array indices if not allowed. Add
23248 parameter to indicate that.
23249 (maybe_fold_offset_to_component_ref): Allow negative array
23250 indices only for the first member of a structure.
23251 (maybe_fold_offset_to_reference): Allow negative array indices.
23252 (maybe_fold_stmt_addition): Likewise.
23254 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23255 Anatoly Sokolov <aesok@post.ru>
23257 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23258 (avr_arch): Add ARCH_AVR6.
23259 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23260 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23261 instead of fixed value 2.
23262 (print_operand_address): Use gs() asm specifier instead of pm().
23263 (avr_assemble_integer): (Ditto.).
23264 (avr_output_addr_vec_elt): (Ditto.).
23265 (print_operand): Handle "!" code.
23266 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23267 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23268 (AVR_HAVE_EIJMP_EICALL): Define.
23269 (AVR_3_BYTE_PC): Redefine.
23270 (AVR_2_BYTE_PC): (Ditto.).
23271 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23272 (LINK_SPEC): Add atmega2560 and atmega2561.
23273 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23275 * config/avr/avr.md (call_insn): Use eicall instead of icall
23276 for 3 byte PC devices.
23277 (call_value_insn): (Ditto.).
23278 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23279 (indirect_jump): Use only for for 2 byte PC devices.
23280 (*tablejump): (Ditto.).
23281 (*indirect_jump_avr6): Add insn.
23282 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23283 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23284 instead of ijmp for 3 byte PC devices.
23285 (__tablejump2__): (Ditto.).
23286 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23287 (MULITLIB_DIRNAMES): (Ditto.).
23288 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23290 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23292 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23293 "sse2_umulsidi3". Use V1DI mode for operand 0.
23294 ("mmx_psadbw"): Use V1DI mode for operand 0.
23295 * config/i386/i386-modes.def (V1SI): New vector mode.
23296 * config/i386/i386.c (struct builtin_description)
23297 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23298 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23299 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23300 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23301 v1di_ftype_v8qi_v8qi type.
23302 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23304 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23305 __builtin_ia32_pmuludq]: Fix the mode of return value.
23307 2008-03-15 Richard Guenther <rguenther@suse.de>
23309 PR middle-end/35595
23310 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23313 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23315 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23316 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23317 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23318 unless TARGET_SERIALIZE_VOLATILE is enabled.
23319 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23320 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23321 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23323 2008-03-14 Richard Guenther <rguenther@suse.de>
23325 PR tree-optimization/34172
23326 * tree-flow.h (refs_may_alias_p): Declare.
23327 (get_single_def_stmt): Likewise.
23328 (get_single_def_stmt_from_phi): Likewise.
23329 (get_single_def_stmt_with_phi): Likewise.
23330 * tree-dfa.c (refs_may_alias_p): New function.
23331 (get_single_def_stmt): Likewise.
23332 (get_single_def_stmt_from_phi): Likewise.
23333 (get_single_def_stmt_with_phi): Likewise.
23334 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23335 (vn_reference_lookup_1): New helper function.
23336 (vn_reference_lookup): Walk the virtual use-def chain to
23337 continue searching for a match if the def does not alias the
23338 reference we are looking for.
23340 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23342 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23343 archive and Perzl. Update The Written Word listing.
23345 2008-03-14 Richard Guenther <rguenther@suse.de>
23347 PR tree-optimization/34043
23348 PR tree-optimization/33989
23349 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23351 (bitmap_find_leader): Use extra argument to verify dominance
23352 relationship inside a basic-block.
23353 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23354 (find_leader_in_sets): Adjust.
23355 (create_component_ref_by_pieces): Take extra argument for
23356 dominance check, handle lookup failures.
23357 (find_or_generate_expression): Likewise.
23358 (create_expression_by_pieces): Likewise.
23359 (insert_into_preds_of_block): Adjust.
23360 (create_value_expr_from): If asked for, verify all operands
23361 are in the blocks AVAIL_OUT set.
23362 (make_values_for_stmt): Check for SSA_NAMEs that are life
23363 over an abnormal edge.
23364 (compute_avail): Remove such check.
23365 (do_SCCVN_insertion): New function.
23366 (eliminate): If we do not find a leader suitable for replacement
23367 insert a replacement expression from SCCVN if available.
23368 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23369 (struct vn_ssa_aux): Add needs_insertion flag.
23370 * tree-ssa-sccvn.c (may_insert): New global flag.
23371 (copy_reference_ops_from_ref): Value-number union member access
23372 based on its size, not type and member if insertion is allowed.
23373 (visit_reference_op_load): For a weak match from union type
23374 punning lookup a view-converted value and insert a SSA_NAME
23375 for that value if that is not found.
23376 (visit_use): Make dumps shorter. Do not disallow value numbering
23377 SSA_NAMEs that are life over an abnormal edge to constants.
23378 (free_scc_vn): Release inserted SSA_NAMEs.
23379 (run_scc_vn): New flag to specify whether insertion is allowed.
23380 Process SSA_NAMEs in forward order.
23381 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23382 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23383 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23384 pointer type to/from integral types that do not change the
23385 precision to regular conversions.
23387 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23389 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23390 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23391 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23392 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23393 input arguments and the mode of return value. Built-in functions
23394 that operate on whole 64-bit MMX register now use V1DI mode.
23396 2008-03-13 Alon Dayan <alond@il.ibm.com>
23397 Olga Golovanevsky <olga@il.ibm.com>
23399 PR tree-optimization/35041
23400 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23401 to locate the right position in a statement.
23403 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23407 * config/i386/xmmintrin.h: Change all static inline functions to
23408 extern inline and add __gnu_inline__ attribute.
23409 * config/i386/bmintrin.h: Ditto.
23410 * config/i386/smmintrin.h: Ditto.
23411 * config/i386/tmmintrin.h: Ditto.
23412 * config/i386/mmintrin-common.h: Ditto.
23413 * config/i386/ammintrin.h: Ditto.
23414 * config/i386/emmintrin.h: Ditto.
23415 * config/i386/pmmintrin.h: Ditto.
23416 * config/i386/mmintrin.h: Ditto.
23417 * config/i386/mm3dnow.h: Ditto.
23419 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23421 PR middle-end/35185
23422 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23423 (lower_omp_2): New function.
23424 (lower_omp_1, lower_omp): Rewritten.
23426 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23429 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23430 with the phrase "Microsoft Windows compilers".
23431 (Push/Pop Macro Pragmas): New subsection. Document
23432 #pragma push_macro and pragma pop_macro.
23434 2008-03-12 Paul Brook <paul@codesourcery.com>
23436 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23438 2008-03-12 Paul Brook <paul@codesourcery.com>
23440 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23441 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23442 (thumb2_addsi_shortim): Rename ...
23443 (thumb2_addsi_short): ... to this. Allow register operands.
23444 (thumb2_subsi_short): New pattern.
23445 (thumb2_one_cmplsi2_short,
23446 thumb2_negsi2_short): New patterns and peepholes.
23448 2008-03-12 Paul Brook <paul@codesourcery.com>
23450 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23452 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23454 * config/i386/i386.md (int_cond): New code iterator.
23456 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23457 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23458 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23459 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23460 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23461 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23462 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23463 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23465 2008-03-12 Paul Brook <paul@codesourcery.com>
23467 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23468 instead of {arm,thumb}_compute_save_reg_mask.
23469 (output_return_instruction): Ditto.
23470 (thumb_unexpanded_epilogue): Ditto.
23471 (thumb1_expand_prologue): Ditto.
23472 (thumb1_output_function_prologue): Ditto.
23473 (arm_set_return_address): Ditto.
23474 (thumb_set_return_address): Ditto.
23475 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23476 regs to achieve stack alignment.
23477 (thumb1_compute_save_reg_mask): Fix compiler warning.
23478 (arm_output_epilogue): Use offsets->saved_regs_mask.
23479 Adjust stack pointer by poping call clobered registers.
23480 (arm_expand_prologue): Use offsets->saved_regs_mask.
23481 Adjust stack pointer by pushing extra registers.
23482 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23484 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23487 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23488 conversion to the operands of a multiplication.
23490 2008-03-12 Richard Guenther <rguenther@suse.de>
23492 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23493 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23494 * timevar.def (TV_TREE_PHIPROP): Add.
23495 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23496 pass description. Use TV_TREE_PHIPROP.
23497 * tree-ssa-forwprop.c: Remove phiprop code.
23499 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23501 PR middle-end/35549
23502 * omp-low.c (maybe_lookup_decl): Constify first argument.
23503 (use_pointer_for_field): Change last argument from bool to
23504 omp_context *. Disallow shared copy-in/out in nested
23505 parallel if decl is shared in outer parallel too.
23506 (build_outer_var_ref, scan_sharing_clauses,
23507 lower_rec_input_clauses, lower_copyprivate_clauses,
23508 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23510 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23511 Ira Rosen <irar@il.ibm.com>
23513 * tree-vectorizer.c (free_stmt_vec_info): New function.
23514 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23515 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23516 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23517 * tree-vect-transform.c (vectorizable_conversion): Free
23518 vec_oprnds0 if it was allocated.
23519 (vect_permute_store_chain): Remove unused VECs.
23520 (vectorizable_store): Free VECs that are allocated in the..
23522 (vect_transform_strided_load, vectorizable_load): Likewise.
23523 (vect_remove_stores): Simplify the code.
23524 (vect_transform_loop): Move code to vect_remove_stores().
23525 Call vect_remove_stores() and free_stmt_vec_info().
23527 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23529 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23530 TARGET_HPUX. Revise comment.
23531 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23532 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23533 Use sr4 variant of `be' instruction when not generating PIC code.
23534 (attr_length_call): Adjust for above change.
23536 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23538 * ipa-reference.c (static_execute): Remove module_statics_const and
23539 associated setting code.
23541 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23544 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23545 predicate for operand 1.
23546 (paritysi2_cmp): Use register_operand predicate for operand 2.
23547 Use earlyclobber modifier for operand 1. Remove support for
23549 (paritydi2_cmp): Use register_operand predicate for operand 3.
23550 Use earlyclobber modifier for operand 1. Remove support for
23553 2008-03-11 Paul Brook <paul@codesourcery.com>
23554 Vladimir Prus <vladimir@codesourcery.com>
23556 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23557 (arm_compute_save_reg0_reg12_mask): Always
23558 check if register 11 must be saved. Always safe hard frame pointer
23559 when frame_pointer_needeed.
23560 (arm_compute_save_reg_mask): Save IP and PC
23561 only with apcs frames.
23562 (arm_output_epilogue): Adjust Thumb2 codepath to
23563 be also invoked and work for ARM non-apcs frames.
23564 (arm_expand_prologue): Don't bother saving IP
23565 for non-apcs frame, since it's not clobbered by
23566 prologue code. Implement non-apcs frame
23569 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23571 PR rtl-optimization/35281
23572 * expr.c (convert_move): Use a new pseudo for the intermediate
23573 from_mode->word_mode result.
23575 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23577 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23578 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23579 * toplev.c (compile_file): Don't call it.
23581 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23583 PR middle-end/35526
23584 * expr.c (store_expr): Call emit_block_move if the mode
23585 of "temp" RTX is BLKmode.
23587 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23588 Richard Guenther <rguenther@suse.de>
23590 PR tree-optimization/31358
23591 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23592 the step with a NULL_TREE.
23593 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23594 to sizetype if type is a pointer type.
23595 (add_candidate_1): Don't convert the base and step to
23596 the generic type if the orginal type is a pointer type.
23597 (add_iv_value_candidates): Use sizetype for the step
23598 if type is a pointer type.
23599 (cand_value_at): Likewise.
23600 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23602 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23603 Don't convert the tem affine to the type.
23604 (add_elt_to_tree): Use sizetype for the step if a pointer.
23605 Use POINTER_PLUS_EXPR for pointers.
23606 (aff_combination_to_tree): Use sizetype for the step if a
23609 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23611 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23612 Remove commutativity hint.
23614 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23618 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23619 errorneous type. Check that v is a VAR_DECL.
23621 PR middle-end/35099
23622 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23624 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23626 PR tree-optimization/35494
23627 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23628 may be overriden at link and run time.
23630 2008-03-10 Richard Guenther <rguenther@suse.de>
23632 PR tree-optimization/34677
23633 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23634 (poolify_tree): Likewise.
23635 (modify_expr_template): Likewise.
23636 (poolify_modify_stmt): Likewise.
23637 (insert_fake_stores): Handle all component-ref style stores
23638 in addition to INDIRECT_REF. Also handle complex types.
23639 Do not poolify the inserted load.
23640 (realify_fake_stores): Do not rebuild the tree but only
23641 make it a SSA_NAME copy.
23642 (init_pre): Remove initialzation of modify_expr_template.
23643 Do not allocate modify_expr_node_pool.
23644 (fini_pre): Do not free modify_expr_node_pool.
23646 2008-03-10 Paul Brook <paul@codesourcery.com>
23648 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23649 to avoid conflicts.
23651 2008-03-10 Paul Brook <paul@codesourcery.com>
23652 Mark Shinwell <shinwell@codesourcery.com>
23654 * config/arm/cortex-r4.md: New.
23655 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23657 * config/arm/arm.md: Include cortex-r4.md.
23658 (insn): Add smmls, sdiv and udiv values.
23659 (generic_sched): Don't use generic scheduling for Cortex-R4.
23660 (arm_issue_rate): New function.
23661 (TARGET_SCHED_ISSUE_RATE): Define.
23663 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23665 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23667 2008-03-10 Richard Guenther <rguenther@suse.de>
23669 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23670 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23672 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23674 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23675 Set default to true.
23677 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23679 * c.opt (Wsynth): Deprecate.
23680 * doc/invoke.texi (Option Summary, Warning Options): Document
23681 -Wno-format-contains-nul.
23683 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23686 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23687 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23689 2008-03-09 Ira Rosen <irar@il.ibm.com>
23691 * config/rs6000/rs6000.c (builtin_description): Rename vector
23692 left shift operations.
23693 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23694 (altivec_vsl<VI_char>): Rename to ...
23695 (ashl<mode>3): ... new name.
23696 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23698 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23700 2008-03-08 Richard Guenther <rguenther@suse.de>
23702 * coverage.h (tree_coverage_counter_addr): Declare.
23703 * coverage.c (tree_coverage_counter_addr): New function.
23704 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23705 before using again.
23706 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23707 (tree_gen_one_value_profiler): Likewise.
23708 (tree_gen_ic_profiler): Likewise.
23709 (tree_gen_average_profiler): Likewise.
23710 (tree_gen_ior_profiler): Likewise.
23712 2008-03-08 Richard Guenther <rguenther@suse.de>
23714 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23715 (vn_binary_op_insert): Likewise.
23716 (vn_unary_op_lookup): Likewise.
23717 (vn_unary_op_insert): Likewise.
23718 (vn_nary_op_lookup): Declare.
23719 (vn_nary_op_insert): Likewise.
23720 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23721 and binary hashes, use a single obstack for unary_op_pool
23722 and binary_op_pool.
23723 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23724 a single struct vn_nary_op_s. Store tree code length and
23725 a variable number of operands.
23726 (struct vn_reference_op_struct): Remove unused op2.
23727 (vn_reference_op_eq): Do not compare op2.
23728 (vn_reference_op_compute_hash): Do not compute hash of op2.
23729 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23730 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23731 with vn_nary_op_compute_hash.
23732 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23733 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23735 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23737 (visit_unary_op): Call nary functions.
23738 (visit_binary_op): Likewise.
23739 (process_scc): Adjust for struct vn_tables_s changes.
23740 (allocate_vn_table): Likewise.
23741 (free_vn_table): Likewise.
23742 * tree-vn.c (vn_add): Call nary functions.
23743 (vn_lookup): Likewise.
23745 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23748 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23749 wdst back after sync_compare_and_swapqhi_internal.
23751 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23754 * config/i386/i386-modes.def (V1DI): New vector mode.
23755 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23756 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23757 (MMXMODE248): Ditto.
23758 (MMXMODE): Add V1DI mode.
23759 (mmxvecsize): Change DI mode to V1DI mode.
23760 ("mov<mode>): Use MMXMODEI8 mode iterator.
23761 ("*mov<mode>_internal_rex64"): Ditto.
23762 ("*mov<mode>_internal"): Ditto.
23763 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23764 ("mmx_sub<mode>3"): Ditto.
23765 ("mmx_adddi3"): Remove insn pattern.
23766 ("mmx_subdi3"): Ditto.
23767 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23768 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23769 ("mmx_ashl<mode>3"): Ditto.
23770 ("mmx_lshrdi3"): Remove insn pattern.
23771 ("mmx_ashldi3"): Ditto.
23772 * config/i386/i386.c (classify_argument): Handle V1DImode.
23773 (function_arg_advance_32): Ditto.
23774 (function_arg_32): Ditto.
23775 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23776 mmx_addv1di3 insn pattern.
23777 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23778 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23779 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23780 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23781 Remove definitions of built-in functions.
23782 (V1DI_type_node): New node.
23783 (v1di_ftype_v1di_int): Ditto.
23784 (v1di_ftype_v1di_v1di): Ditto.
23785 (v2si_ftype_v2si_si): Ditto.
23786 (v4hi_ftype_v4hi_di): Remove node.
23787 (v2si_ftype_v2si_di): Ditto.
23788 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23789 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23790 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23791 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23792 Add new builtins using def_builtin_const.
23793 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23794 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23795 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23796 * config/i386/mmintrin.h (__v1di): New typedef.
23797 (_mm_add_si64): Cast arguments to __v1di type.
23798 (_mm_sub_si64): Ditto.
23799 (_mm_sll_pi16): Cast __count to __v4hi type.
23800 (_mm_sll_pi32): Cast __count to __v2si type.
23801 (_mm_sll_si64): Cast arguments to __v1di type.
23802 (_mm_srl_pi16): Cast __count to __v4hi type.
23803 (_mm_srl_pi32): Cast __count to __v2si type.
23804 (_mm_srl_si64): Cast arguments to __v1di type.
23805 (_mm_sra_pi16): Cast __count to __v4hi type.
23806 (_mm_sra_pi32): Cast __count to __v2si type.
23807 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23808 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23809 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23810 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23811 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23812 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23813 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23814 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23815 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23816 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23817 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23818 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23820 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23822 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23824 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23827 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23828 reg+const addressing for Altivec modes. Don't generate reg+reg
23829 addressing for TFmode or TDmode quantities.
23831 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23833 * c-common.c (vector_types_convertible_p): Call langhook
23834 instead of comptypes.
23836 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23839 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23840 integral and scalar float variables which have a
23843 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23845 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23846 dwarf_register_span hook when emitting unwind information for
23847 register-to-memory saves.
23848 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23849 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23851 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23853 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23854 for the same VAR_DECL.
23856 2008-03-06 Tom Tromey <tromey@redhat.com>
23858 * treelang: Delete.
23859 * doc/standards.texi (Standards): Don't mention treelang.
23860 * doc/invoke.texi (Overall Options): Don't mention treelang.
23861 * doc/install.texi (Prerequisites): Don't mention bison or
23863 (Configuration): Don't mention treelang.
23864 (Building): Likewise.
23865 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23867 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23869 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23870 word-extractions out of a multi-word object.
23872 2008-03-06 Richard Guenther <rguenther@suse.de>
23874 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23875 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23876 result type and precision.
23877 * expr.c (get_inner_reference): Set unsignedp based on the result
23878 type of BIT_FIELD_REF.
23879 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23880 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23881 (try_instantiate_multiple_fields): Likewise. Use the correct type
23883 (sra_build_assignment): Likewise.
23884 (sra_build_elt_assignment): Likewise.
23885 (sra_explode_bitfield_assignment): Likewise.
23886 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23887 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23888 set BIT_FIELD_REF_UNSIGNED.
23889 (vectorizable_load): Likewise.
23891 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23893 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23896 2008-03-06 Richard Guenther <rguenther@suse.de>
23898 * alias.c (struct alias_set_entry): Move has_zero_child field
23899 to pack with alias_set.
23901 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23903 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23906 2008-03-05 Ian Lance Taylor <iant@google.com>
23908 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23910 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23912 * fwprop.c (update_df): Support width and offset parameters of
23914 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23915 global_conflicts): Change DF_REF_EXTRACT to either
23916 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23917 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23918 * df-scan.c (df_ref_record, df_defs_record,
23919 df_ref_create_structure, df_def_record_1, df_uses_record,
23920 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23921 df_bb_refs_collect, df_entry_block_defs_collect,
23922 df_exit_block_uses_collect): Support new width and offset fields.
23923 (ref_extract_pool): New storage pool.
23924 (df_free_ref): New function.
23925 (df_reg_chain_unlink, df_free_collection_rec,
23926 df_sort_and_compress_refs): Call df_free_ref.
23927 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23929 (df_ref_create_structure): Allocate df_ref_extract if offset and
23930 width fields are used.
23931 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23932 (df_uses_record): Get offset and width from ZERO_EXTRACT
23934 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23935 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23936 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23937 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23938 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23939 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23940 (df_ref_extract): New structure.
23941 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23942 (df_ref_create): Add width and offset parameters.
23944 2008-03-05 Richard Guenther <rguenther@suse.de>
23946 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23947 Use ranges_overlap_p.
23948 (offset_overlaps_with_access): Rename
23949 to ranges_overlap_p and move ...
23950 * tree-flow-inline.h (ranges_overlap_p): ... here.
23952 * tree.h (get_inner_reference, handled_component_p): Update
23955 * tree.h (record_component_aliases, get_alias_set,
23956 alias_sets_conflict_p, alias_sets_must_conflict_p,
23957 objects_must_conflict_p): Move declarations ...
23958 * alias.h (record_component_aliases, get_alias_set,
23959 alias_sets_conflict_p, alias_sets_must_conflict_p,
23960 objects_must_conflict_p): ... here.
23961 Include coretypes.h.
23962 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23964 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23966 * cfg.c: Include tree-flow.h.
23967 (remove_edge_raw): Call redirect_edge_var_map_clear.
23968 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23969 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23970 (redirect_edge_var_map_result): New.
23971 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23972 PENDING_STMT use with redirect_edge_var_map_*.
23973 * tree-ssa.c (edge_var_maps): New definition.
23974 (redirect_edge_var_map_add): New.
23975 (redirect_edge_var_map_clear): New.
23976 (redirect_edge_var_map_dup): New.
23977 (redirect_edge_var_map_vector): New.
23978 (redirect_edge_var_map_destroy): New.
23979 (ssa_redirect_edge): Replace PENDING_STMT use with
23980 redirect_edge_var_map_*.
23981 (flush_pending_stmts): Same.
23982 (delete_tree_ssa): Destroy edge var map.
23983 * tree-flow.h (struct _edge_var_map): New.
23984 Define edge_var_map vector type.
23985 Declare redirect_edge_var_map_* prototypes.
23986 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23987 * tree-cfg.c (reinstall_phi_args): Replace
23988 PENDING_STMT use with redirect_edge_var_map_*.
23990 2008-03-05 Richard Guenther <rguenther@suse.de>
23992 PR tree-optimization/35472
23993 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23994 whose single use_stmt has a overlapping set of loaded and
23995 stored symbols as that use_stmt might be a noop assignment then.
23997 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23999 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24001 2008-03-05 Richard Guenther <rguenther@suse.de>
24004 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24005 should be constants.
24006 * tree-cfg.c (verify_expr): Verify it.
24007 * fold-const.c (fold_truthop): Remove code generating
24008 BIT_FIELD_REFs of structure bases.
24009 (fold_binary): Likewise.
24010 (fold_ternary): Position and size of BIT_FIELD_REFs are
24011 always host integers.
24012 (make_bit_field_ref): Remove.
24013 (optimize_bit_field_compare): Remove.
24014 (all_ones_mask_p): Remove.
24016 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24019 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24020 (split_block_and_df_analyze): New. Split basic block and rebuild
24022 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24024 (split_pattern_seq): Likewise.
24025 (erase_matching_seqs): Likewise.
24026 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24028 2008-03-04 Geoff Keating <geoffk@apple.com>
24030 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24031 declaration and code.
24032 (tree_invalid_nonnegative_warnv_p): Likewise.
24034 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24036 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24037 examples. Truncate option-names then causing overfull hbox.
24039 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24042 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24044 * configure: Rebuilt.
24046 2008-03-04 Rafael Espíndola <espindola@google.com>
24048 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24049 (tree_unary_nonnegative_warnv_p): New.
24050 (tree_binary_nonnegative_warnv_p): New.
24051 (tree_single_nonnegative_warnv_p): New.
24052 (tree_invalid_nonnegative_warnv_p): New.
24053 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24055 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24058 * opts.c (handle_option): Postpone 'unknown option' errors only for
24061 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24064 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24067 2008-03-04 Rafael Espíndola <espindola@google.com>
24069 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24070 (tree_binary_nonzero_warnv_p): New.
24071 (tree_single_nonzero_warnv_p): New.
24072 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24074 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24076 PR middle-end/35456
24077 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24078 transformations for modes that have signed zeros.
24079 * ifcvt.c (noce_try_abs): Ditto.
24081 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24083 * config/i386/i386.c (override_options): Force
24084 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24086 2008-03-04 Jan Hubicka <jh@suse.cz>
24089 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24092 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24094 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24095 label to probe the stack.
24097 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24099 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24100 (__gthr_win32_mutex_destroy): Declare.
24101 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24102 __gthr_win32_mutex_destroy.
24103 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24105 2008-03-03 Jan Hubicka <jh@suse.cz>
24108 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24109 aggressive on inlining cold calls.
24111 2008-03-03 Richard Guenther <rguenther@suse.de>
24113 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24114 struct copies into the expression table.
24115 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24116 (try_to_simplify): Likewise.
24117 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24118 integral and pointer arguments which do not change the
24119 precision to NOP_EXPRs.
24120 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24121 VIEW_CONVERT_EXPR case.
24123 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24125 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24126 defined in a loop at depth 0 is invariant.
24127 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24128 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24129 be called at loop depth 0.
24131 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24134 * gcc.c (process_command): Update copyright notice dates.
24135 * gcov.c (print_version): Likewise.
24136 * gcov-dump.c (print_version): Likewise.
24137 * mips-tfile.c (main): Likewise.
24138 * mips-tdump.c (main): Likewise.
24140 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24143 * c-common.c (flag_permissive): Delete.
24144 (constant_expression_warnings): Check flags first.
24145 (constant_expression_error): New.
24146 * c-common.h (flag_permissive): Delete.
24147 (constant_expression_error): Declare.
24148 * flags.h (flag_permissive): Declare. Update description.
24149 * diagnostic.c (pedwarn): Update.
24151 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24152 (permissive_error_kind): New.
24153 * toplev.c (flag_permissive): Define. Update description.
24154 * toplev.h (permissive_error_kind): Declare.
24155 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24156 (pedwarn_c90): Use pedantic_warning_kind.
24157 * c-opts.c (c_common_post_options): flag_permissive does not affect
24158 flag_pedantic_errors.
24160 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24162 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24163 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24164 __absvsi2, __absvDI2): Use unsigned arithmetic.
24166 2008-03-02 Andi Kleen <ak@suse.de>
24167 Richard Guenther <rguenther@suse.de>
24169 * struct-equiv.c: Remove file.
24170 * cfg_cleanup.c (condjump_equiv_p): Remove.
24171 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24172 (struct-equiv.o): Remove rule.
24173 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24174 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24175 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24177 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24179 * ifcvt.c (noce_process_if_block): Try to handle only the then
24180 block if the else block exists but isn't suitable.
24182 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24185 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24186 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24187 regression from previous patch.
24189 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24192 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24194 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24195 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24196 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24197 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24198 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24199 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24200 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24201 (__gthread_mutex_destroy_function): Rename to
24202 __gthread_mutex_destroy.
24203 * gthr-dce.h (__gthread_mutex_destroy): Call
24204 pthread_mutex_destroy.
24205 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24206 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24207 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24209 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24211 * df-scan.c (df_ref_chain_change_bb): Simplify.
24212 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24213 set_block_for_insn if there's any change.
24214 * df.h ((df_insn_change_bb): Fix prototype.
24215 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24216 df_insn_change_bb, don't call set_block_for_insn.
24217 * emit-rtl.c (reorder_insns): Likewise.
24218 * haifa-sched.c (move_insn): Likewise.
24220 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24222 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24224 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24226 * tree-flow-inline.h (next_readonly_imm_use): Return
24227 NULL_USE_OPERAND_P after the end.
24229 2008-03-01 Richard Guenther <rguenther@suse.de>
24231 PR tree-optimization/35411
24232 * tree-sra.c (sra_build_assignment): Split conversion to
24233 final type to a separate statement if we are not assigning
24236 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24238 * fold-const.c (fold_convertible_p): Correct the logic to follow
24239 that in fold_convert().
24241 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24244 * tree-inline.c (build_duplicate_type): When we make a
24245 duplicate type, make it unique in the canonical types system.
24247 2008-02-29 Tom Tromey <tromey@redhat.com>
24249 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24250 input_file_stack_history, input_file_stack_restored): Remove.
24251 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24252 * input.h (struct file_stack): Remove.
24253 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24254 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24256 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24258 (diagnostic_last_module_changed): Add 'map' argument.
24259 (diagnostic_set_last_function): Likewise.
24260 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24261 line map, not input_file_stack.
24262 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24264 2008-02-29 Paul Brook <paul@codesourcery.com>
24266 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24268 2008-02-29 Paul Brook <paul@codesourcery.com>
24270 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24272 2008-02-29 Richard Guenther <rguenther@suse.de>
24274 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24276 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24277 value for comparing for a store match.
24278 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24279 (try_to_simplify): Do not do a full-blown reference lookup.
24281 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24283 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24284 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24286 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24288 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24290 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24291 strides against cache sizes.
24293 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24295 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24298 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24300 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24301 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24302 is smaller than the original promoted value.
24303 (simplify_subreg): If OP is a SUBREG, try to preserve its
24304 SUBREG_PROMOTED_VAR_P information.
24306 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24308 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24309 (VN_INFO_GET): Allocate new objects on the obstack.
24310 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24311 for rpo_numbers_temp, for consistency.
24312 (free_scc_vn): Free the obstack.
24314 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24316 * doc/invoke.texi: Document -ftree-loop-distribution.
24317 * tree-loop-distribution.c: New.
24318 * tree-pass.h (pass_loop_distribution): New.
24319 * graphds.h (struct graph): Add htab_t indices.
24320 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24321 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24322 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24323 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24324 * tree-data-ref.c (debug_data_dependence_relations): New.
24325 (dump_data_dependence_relation): Also print data references.
24326 (free_data_ref): Extern.
24327 (same_access_functions): Moved...
24328 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24329 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24330 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24331 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24332 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24333 (stmts_from_loop): Skip LABEL_EXPR.
24334 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24336 (build_rdg): Initialize rdg->indices htab.
24337 (free_rdg, stores_from_loop, ref_base_address,
24338 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24339 have_similar_memory_accesses_1, ref_base_address_1,
24340 remove_similar_memory_refs): New.
24341 * tree-data-ref.h: Depend on tree-chrec.h.
24342 (debug_data_dependence_relations, free_data_ref): Declared.
24343 (same_access_functions): ... here.
24344 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24346 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24347 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24348 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24349 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24350 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24351 rdg_vertex_for_stmt): Declared.
24352 (struct rdg_edge): Add level.
24354 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24355 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24357 (rdg_has_similar_memory_accesses): New.
24358 * tree-vect-analyze.c: Remove unused static decls.
24359 * lambda.h (dependence_level): New.
24360 * common.opt (ftree-loop-distribution): New.
24361 * tree-flow.h (mark_virtual_ops_in_bb,
24362 slpeel_tree_duplicate_loop_to_edge_cfg,
24363 rename_variables_in_loop): Declared.
24364 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24365 (OBJS-common): Add tree-loop-distribution.o.
24366 (tree-loop-distribution.o): New rule.
24367 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24368 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24369 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24371 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24374 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24375 other than structures and unions.
24377 2008-02-28 Richard Guenther <rguenther@suse.de>
24380 2008-02-26 Richard Guenther <rguenther@suse.de>
24382 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24383 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24384 (lookup_decl_from_uid): Declare.
24385 (remove_decl_from_map): Likewise.
24386 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24387 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24388 (decl_for_uid_map): New global hashtable mapping DECL_UID
24390 (init_ttree): Allocate it.
24391 (insert_decl_to_uid_decl_map): New helper function.
24392 (make_node_stat): Insert new decls into the map.
24393 (copy_node_stat): Likewise.
24394 (lookup_decl_from_uid): New function.
24395 (remove_decl_from_map): Likewise.
24396 (print_decl_for_uid_map_statistics): New helper.
24397 (dump_tree_statistics): Call it.
24399 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24400 (referenced_var_iterator): Adjust.
24401 (FOR_EACH_REFERENCED_VAR): Adjust.
24402 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24403 (num_referenced_vars): Adjust.
24404 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24405 (first_referenced_var): Remove.
24406 (end_referenced_vars_p): Likewise.
24407 (next_referenced_var): Likewise.
24408 (referenced_var_iterator_set): New helper function.
24409 * tree-dfa.c (referenced_var_lookup): Adjust.
24410 (referenced_var_check_and_insert): Likewise.
24411 (remove_referenced_var): Likewise.
24412 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24413 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24414 (verify_call_clobbering): Likewise.
24415 (verify_memory_partitions): Likewise.
24416 (init_tree_ssa): Allocate bitmap instead of hashtable for
24418 (delete_tree_ssa): Adjust.
24419 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24420 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24421 (compute_tag_properties): Likewise.
24422 (set_initial_properties): Likewise.
24423 (find_partition_for): Likewise.
24424 (update_reference_counts): Likewise.
24425 (dump_may_aliases_for): Likewise.
24426 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24427 (add_call_clobber_ops): Likewise.
24428 (add_call_read_ops): Likewise.
24429 (get_asm_expr_operands): Likewise.
24430 * tree-into-ssa.c (dump_decl_set): Likewise.
24431 (update_ssa): Likewise.
24432 * tree-sra.c (scan_function): Likewise.
24433 (decide_instantiations): Likewise.
24434 (scalarize_parms): Likewise.
24435 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24436 (dsa_named_for): Likewise.
24437 * tree-ssa-structalias.c (update_alias_info): Likewise.
24438 (merge_smts_into): Likewise.
24440 2008-02-27 David Daney <ddaney@avtrex.com>
24443 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24444 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24445 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24446 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24447 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24449 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24452 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24453 (BUILT_IN_NEXTTOWARD): Remove.
24454 (BUILT_IN_NEXTTOWARDF): Ditto.
24455 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24456 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24458 2008-02-27 Tom Tromey <tromey@redhat.com>
24460 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24461 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24463 2008-02-27 Jan Beulich <jbeulich@novell.com>
24465 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24466 update the respective field on newdecl.
24468 2008-02-27 Revital Eres <eres@il.ibm.com>
24470 PR rtl-optimization/34999
24471 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24472 crossing edges that ends with a call insn.
24473 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24474 call insn and clear the EDGE_CROSSING flag of the crossing edge
24475 when fixing fallthru edges.
24477 2008-02-27 Richard Guenther <rguenther@suse.de>
24479 PR middle-end/35390
24480 * fold-const.c (fold_unary): Return the correct argument,
24481 converted to the result type.
24483 2008-02-27 Richard Guenther <rguenther@suse.de>
24485 PR middle-end/34971
24486 * expr.c (expand_expr_real_1): Assert on rotates that operate
24488 * fold-const.c (fold_binary): Use the types precision, not the
24489 bitsize of the mode if folding rotate expressions. Build rotates
24490 only for full modes.
24492 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24494 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24495 and CPP_PRAGMA_EOL.
24496 * c-pragma.c (pragma_ns_name): New typedef.
24497 (registered_pp_pragmas): New variable.
24498 (c_pp_lookup_pragma): New function.
24499 (c_register_pragma_1): If flag_preprocess_only, do nothing
24500 for non-expanded pragmas, for expanded ones push pragma's
24501 namespace and name into registered_pp_pragmas vector.
24502 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24503 flag_preprocess_only, don't register GCC pch_preprocess
24504 pragma if flag_preprocess_only.
24505 * c-opts.c (c_common_init): Call init_pragma even if
24506 flag_preprocess_only.
24507 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24508 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24509 cpp_register_pragma if flag_preprocess_only.
24511 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24514 * c-parser.c (c_parser_translation_unit): Warn for empty
24515 translation unit, not empty source file.
24517 2008-02-26 Paul Brook <paul@codesourcery.com>
24519 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24520 operand for Thumb-2.
24521 * config/arm/arm.h (reg_class): Add CORE_REGS.
24522 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24523 (BASE_REG_CLASS): Use CORE_REGS.
24524 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24525 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24526 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24527 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24528 ARM_REGNO_OK_FOR_INDEX_P.
24529 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24530 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24531 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24532 (ldm/stm peepholes): Ditto.
24533 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24534 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24535 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24536 * config/arm/constraints.md: Enable "k" constraint on ARM.
24538 2008-02-27 Ben Elliston <bje@au.ibm.com>
24540 * config/rs6000/rs6000.c: Annotate cache line size field in all
24541 instances of struct processor_costs.
24543 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24545 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24546 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24547 jump_bypass): New counters.
24548 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24549 * dce.c (gate_ud_dce): Same.
24550 (gate_fast_dce): Same.
24551 * dse.c (gate_dse1): New function.
24552 (gate_dse2): New function.
24553 (gate_dse): Merge results of new gate functions.
24554 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24555 (gate_handle_jump_bypass): Add dbg_cnt.
24556 (gate_handle_gcse): Add dbg_cnt.
24557 * ifcvt.c (gate_handle_if_conversion): Same.
24558 (gate_handle_if_after_combine): Same.
24559 (gate_handle_if_after_reload): Same.
24560 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24562 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24564 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24566 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24568 2008-02-26 Jason Merrill <jason@redhat.com>
24571 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24572 alone if it's the naming decl for the type's main variant.
24574 2008-02-26 Tom Tromey <tromey@redhat.com>
24576 * system.h (USE_MAPPED_LOCATION): Poison.
24577 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24578 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24579 (make_goto_expr_edges): Likewise.
24580 (remove_bb): Likewise.
24581 (execute_warn_function_return): Likewise.
24582 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24584 * c-common.c (fname_decl): Remove old location code.
24585 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24587 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24589 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24590 (gen_rtx_ASM_INPUT): Likewise.
24591 (gen_rtx_ASM_INPUT_loc): Likewise.
24592 (get_rtx_asm_OPERANDS): Remove.
24593 * cfglayout.c (insn_locators_alloc): Remove old location code.
24594 (set_curr_insn_source_location): Likewise.
24595 (curr_insn_locator): Likewise.
24596 * print-tree.c (print_node): Remove old location code.
24597 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24598 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24599 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24600 location_from_locus.
24601 (construct_exit_block): Remove old location code.
24602 * emit-rtl.c (force_next_line_note): Remove old location code.
24603 * profile.c (branch_prob): Remove old location code.
24604 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24605 LOC_LINE): Remove old-location variants.
24606 * langhooks.c (lhd_print_error_function): Remove old location
24608 * configure, config.in: Rebuilt.
24609 * configure.ac (--enable-mapped-location): Remove.
24610 * c-decl.c (c_init_decl_processing): Remove old location code.
24611 (finish_function): Likewise.
24612 * recog.c (decode_asm_operands): Remove old location code.
24613 * c-pch.c (c_common_read_pch): Remove old location code.
24614 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24616 * gimple-low.c (lower_function_body): Remove old location code.
24617 * toplev.c (unknown_location): Remove.
24618 (push_srcloc): Remove old-location variant.
24619 (process_options): Remove old location code.
24620 (lang_dependent_init): Likewise.
24621 * input.h (UNKNOWN_LOCATION): Move definition.
24622 (location_t): Undeprecate.
24623 (source_locus): Remove.
24624 (location_from_locus): Remove.
24625 (struct location_s): Remove.
24626 Remove all old-location code.
24627 (input_line, input_filename): Remove.
24628 * final.c (final_scan_insn): Remove old location code.
24629 * diagnostic.c (diagnostic_build_prefix): Remove
24630 USE_MAPPED_LOCATION test.
24631 * tree.h (gimple_stmt) <locus>: Now a location_t.
24632 (tree_exp) <locus>: Likewise.
24633 (DECL_IS_BUILTIN): Remove old-location variant.
24634 (annotate_with_file_line, annotate_with_locus): Likewise.
24635 (expr_locus, set_expr_locus): Update.
24636 * tree.c (build1_stat): Remove old location code.
24637 (last_annotated_node): Remove.
24638 (annotate_with_file_line): Remove old-location variant.
24639 (annotate_with_locus): Likewise.
24640 (expr_location): Remove old location code.
24641 (set_expr_location): Likewise.
24642 (expr_has_location): Likewise.
24643 (expr_locus): Likewise.
24644 (set_expr_locus): Likewise.
24645 (expr_filename): Don't use location_from_locus.
24646 (expr_lineno): Likewise.
24647 * rtl-error.c (location_for_asm): Remove old location code.
24648 * c-lex.c (cb_line_change): Remove old location code.
24649 (fe_file_change): Likewise.
24650 (cb_def_pragma): Likewise.
24651 (c_lex_with_flags): Likewise.
24652 * gengtype.c (do_typedef): Don't special-case location types.
24653 (define_location_structures): Remove.
24654 (main): Don't call define_location_structures.
24655 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24658 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24661 * builtins.def (BUILT_IN_STDARG_START): Remove.
24662 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24663 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24664 * tree-inline.c (inline_forbidden_p_1): Likewise.
24666 2008-02-26 Richard Guenther <rguenther@suse.de>
24668 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24669 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24670 (lookup_decl_from_uid): Declare.
24671 (remove_decl_from_map): Likewise.
24672 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24673 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24674 (decl_for_uid_map): New global hashtable mapping DECL_UID
24676 (init_ttree): Allocate it.
24677 (insert_decl_to_uid_decl_map): New helper function.
24678 (make_node_stat): Insert new decls into the map.
24679 (copy_node_stat): Likewise.
24680 (lookup_decl_from_uid): New function.
24681 (remove_decl_from_map): Likewise.
24682 (print_decl_for_uid_map_statistics): New helper.
24683 (dump_tree_statistics): Call it.
24685 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24686 (referenced_var_iterator): Adjust.
24687 (FOR_EACH_REFERENCED_VAR): Adjust.
24688 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24689 (num_referenced_vars): Adjust.
24690 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24691 (first_referenced_var): Remove.
24692 (end_referenced_vars_p): Likewise.
24693 (next_referenced_var): Likewise.
24694 (referenced_var_iterator_set): New helper function.
24695 * tree-dfa.c (referenced_var_lookup): Adjust.
24696 (referenced_var_check_and_insert): Likewise.
24697 (remove_referenced_var): Likewise.
24698 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24699 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24700 (verify_call_clobbering): Likewise.
24701 (verify_memory_partitions): Likewise.
24702 (init_tree_ssa): Allocate bitmap instead of hashtable for
24704 (delete_tree_ssa): Adjust.
24705 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24707 (compute_tag_properties): Likewise.
24708 (set_initial_properties): Likewise.
24709 (find_partition_for): Likewise.
24710 (update_reference_counts): Likewise.
24711 (dump_may_aliases_for): Likewise.
24712 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24713 (add_call_clobber_ops): Likewise.
24714 (add_call_read_ops): Likewise.
24715 (get_asm_expr_operands): Likewise.
24716 * tree-into-ssa.c (dump_decl_set): Likewise.
24717 (update_ssa): Likewise.
24718 * tree-sra.c (scan_function): Likewise.
24719 (decide_instantiations): Likewise.
24720 (scalarize_parms): Likewise.
24721 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24722 (dsa_named_for): Likewise.
24723 * tree-ssa-structalias.c (update_alias_info): Likewise.
24724 (merge_smts_into): Likewise.
24726 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24729 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24730 * c-opts.c (c_common_handle_option): Wall enables
24731 Wvolatile-register-var.
24732 * common.opt: Move Wvolatile-register-var to...
24735 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24737 * common.opt (Wlarger-than=): New.
24738 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24740 * opts.c (common_handle_option): Handle -Wlarger-than=.
24741 * optc-gen.awk: Likewise.
24742 * opth-gen.awk: Likewise.
24743 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24744 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24746 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24748 * c-common.c (match_case_to_enum_1): Add appropriate
24749 OPT_W* parameter to warning.
24750 (c_do_switch_warnings): Likewise.
24751 * c-typeck.c (warning_init): Add one more parameter following
24752 'warning' function.
24753 (push_init_level): Update call to warning_init.
24754 (pop_init_level): Likewise.
24755 (add_pending_init): Likewise.
24756 (output_init_element: Likewise.
24758 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24761 * toplev.c (toplev_main): If there are warnings or error, print
24762 errors for ignored options.
24763 * opts.c (ignored_options): New static variable.
24764 (postpone_unknown_option_error): New.
24765 (print_ignored_options): New.
24766 (handle_option): Postpone errors for unknown -Wno-* options.
24767 * opts.h (print_ignored_options): Declare.
24769 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24771 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24774 2008-02-25 Richard Guenther <rguenther@suse.de>
24777 2008-02-25 Richard Guenther <rguenther@suse.de>
24779 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24780 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24781 (lookup_decl_from_uid): Declare.
24782 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24783 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24784 (decl_for_uid_map): New global hashtable mapping DECL_UID
24786 (init_ttree): Allocate it.
24787 (insert_decl_to_uid_decl_map): New helper function.
24788 (make_node_stat): Insert new decls into the map.
24789 (copy_node_stat): Likewise.
24790 (lookup_decl_from_uid): New function.
24791 (print_decl_for_uid_map_statistics): New helper.
24792 (dump_tree_statistics): Call it.
24794 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24795 (referenced_var_iterator): Adjust.
24796 (FOR_EACH_REFERENCED_VAR): Adjust.
24797 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24798 (num_referenced_vars): Adjust.
24799 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24800 (first_referenced_var): Remove.
24801 (end_referenced_vars_p): Likewise.
24802 (next_referenced_var): Likewise.
24803 (referenced_var_iterator_set): New helper function.
24804 * tree-dfa.c (referenced_var_lookup): Adjust.
24805 (referenced_var_check_and_insert): Likewise.
24806 (remove_referenced_var): Likewise.
24807 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24808 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24809 (verify_call_clobbering): Likewise.
24810 (verify_memory_partitions): Likewise.
24811 (init_tree_ssa): Allocate bitmap instead of hashtable for
24813 (delete_tree_ssa): Adjust.
24814 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24815 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24816 (compute_tag_properties): Likewise.
24817 (set_initial_properties): Likewise.
24818 (find_partition_for): Likewise.
24819 (update_reference_counts): Likewise.
24820 (dump_may_aliases_for): Likewise.
24821 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24822 (add_call_clobber_ops): Likewise.
24823 (add_call_read_ops): Likewise.
24824 (get_asm_expr_operands): Likewise.
24825 * tree-into-ssa.c (dump_decl_set): Likewise.
24826 (update_ssa): Likewise.
24827 * tree-sra.c (scan_function): Likewise.
24828 (decide_instantiations): Likewise.
24829 (scalarize_parms): Likewise.
24830 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24831 (dsa_named_for): Likewise.
24832 * tree-ssa-structalias.c (update_alias_info): Likewise.
24833 (merge_smts_into): Likewise.
24835 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24838 * doc/invoke.texi (-fcx-limited-range): Document new option.
24839 * toplev.c (process_options): Handle -fcx-fortran-rules.
24840 * common.opt: Add documentation for -fcx-fortran-rules.
24842 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24845 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24846 actual behaviour and C99.
24848 2008-02-26 Ben Elliston <bje@au.ibm.com>
24850 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24851 (ASM_CPU_POWER6_SPEC): Likewise.
24852 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24853 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24854 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24856 2008-02-25 Richard Guenther <rguenther@suse.de>
24858 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24859 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24860 (lookup_decl_from_uid): Declare.
24861 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24862 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24863 (decl_for_uid_map): New global hashtable mapping DECL_UID
24865 (init_ttree): Allocate it.
24866 (insert_decl_to_uid_decl_map): New helper function.
24867 (make_node_stat): Insert new decls into the map.
24868 (copy_node_stat): Likewise.
24869 (lookup_decl_from_uid): New function.
24870 (print_decl_for_uid_map_statistics): New helper.
24871 (dump_tree_statistics): Call it.
24873 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24874 (referenced_var_iterator): Adjust.
24875 (FOR_EACH_REFERENCED_VAR): Adjust.
24876 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24877 (num_referenced_vars): Adjust.
24878 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24879 (first_referenced_var): Remove.
24880 (end_referenced_vars_p): Likewise.
24881 (next_referenced_var): Likewise.
24882 (referenced_var_iterator_set): New helper function.
24883 * tree-dfa.c (referenced_var_lookup): Adjust.
24884 (referenced_var_check_and_insert): Likewise.
24885 (remove_referenced_var): Likewise.
24886 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24887 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24888 (verify_call_clobbering): Likewise.
24889 (verify_memory_partitions): Likewise.
24890 (init_tree_ssa): Allocate bitmap instead of hashtable for
24892 (delete_tree_ssa): Adjust.
24893 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24895 (compute_tag_properties): Likewise.
24896 (set_initial_properties): Likewise.
24897 (find_partition_for): Likewise.
24898 (update_reference_counts): Likewise.
24899 (dump_may_aliases_for): Likewise.
24900 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24901 (add_call_clobber_ops): Likewise.
24902 (add_call_read_ops): Likewise.
24903 (get_asm_expr_operands): Likewise.
24904 * tree-into-ssa.c (dump_decl_set): Likewise.
24905 (update_ssa): Likewise.
24906 * tree-sra.c (scan_function): Likewise.
24907 (decide_instantiations): Likewise.
24908 (scalarize_parms): Likewise.
24909 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24910 (dsa_named_for): Likewise.
24911 * tree-ssa-structalias.c (update_alias_info): Likewise.
24912 (merge_smts_into): Likewise.
24914 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24917 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24918 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24919 * alias.h (nonoverlapping_memrefs_p): Likewise.
24921 2008-02-25 Jan Beulich <jbeulich@novell.com>
24923 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24924 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24925 __emultls_get_address, __emultls_register_common,
24926 __floatundi?f, and _Unwind_GetIPInfo.
24927 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24928 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24929 (gen_regparm_prefix): Likewise.
24930 (i386_nlm_encode_section_info): Sync with
24931 config/i386/winnt.c:i386_pe_encode_section_info().
24932 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24933 i386_nlm_mangle_decl_assembler_name): New.
24934 (netware_override_options): New.
24935 * config/i386/netware.h (netware_override_options): Declare.
24936 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24937 (i386_nlm_mangle_decl_assembler_name): Declare.
24938 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24940 2008-02-25 Ben Elliston <bje@au.ibm.com>
24943 * c-decl.c (grokdeclarator): Remove unused local variables
24944 `typedef_type' and `type_as_written'.
24946 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24947 unused local variable `has_hot_blocks'.
24948 (fix_crossing_conditional_branches): Remove unused local variable
24951 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24953 PR middle-end/19984
24954 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24955 using DEF_C99_BUILTIN.
24956 (BUILT_IN_NANF): Ditto.
24957 (BUILT_IN_NANL): Ditto.
24959 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24960 Revital Eres <eres@il.ibm.com>
24962 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24963 regarding the order of two dependent insns in the same row.
24965 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24967 * stor-layout.c (layout_decl): Do not bump the alignment of a
24968 bit-field to more than byte alignment if it is packed.
24970 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24972 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24975 2008-02-24 Diego Novillo <dnovillo@google.com>
24977 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24980 * tree-vrp.c (vrp_evaluate_conditional): With
24981 -Wtype-limits, emit a warning when comparing against a
24982 constant outside the natural range of OP0's type.
24983 * c.opt (Wtype-limits): Move ...
24984 * common.opt (Wtype-limits): ... here.
24986 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24988 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24989 * config/rs6000/e300c2c3.md: New file.
24990 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24992 (rs6000_override_options): Add e300c2 and e300c3 cases to
24993 processor_target_table. Do not allow usage of Altivec or Spe
24994 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24995 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24996 * config/rs6000/rs6000.h (processor_type): Add
24997 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24998 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24999 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25000 and ppce300c3. Include e300c2c3.md.
25002 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25004 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25005 instead of TARGET_STRICT_ALIGN.
25007 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25009 * explow.c (memory_address): Assert that the generated address is
25012 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25015 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25016 * config/darwin-ppc-ldouble-patch.def: New file.
25017 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25018 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25019 SUBTARGET_INIT_BUILTINS if defined.
25020 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25023 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25026 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25027 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25029 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25032 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25033 file" warning condtional on -Winvalid-PCH.
25035 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25037 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25039 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25043 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25044 prevent reload from using MMX registers.
25045 (*mov<mode>_internal): Ditto.
25046 (*movv2sf_internal_rex64): Ditto.
25047 (*movv2sf_internal): Ditto.
25049 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25051 PR documentation/31569
25052 * doc/install.texi2html: Use makeinfo --no-number-sections.
25054 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25057 ensure that we can address an entire entity > 8 bytes. Don't
25058 generate reg+reg addressing for such data.
25060 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25062 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25063 strings when optimizing for size, unless the target cares about
25066 2008-02-22 Tom Tromey <tromey@redhat.com>
25068 * regclass.c (current_pass): Remove declaration.
25070 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25072 * config/avr/libgcc.S (__RAMPZ__): Define.
25073 (__do_copy_data): Add for devices with 128KB code memory.
25075 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25077 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25079 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25081 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25083 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25086 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25089 * c-typeck.c (build_binary_op): Warn about floating point
25090 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25092 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25095 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25096 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25098 (rs6000_override_options): Set altivec_abi as default, not override,
25099 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25100 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25101 is used; use new member spe_abi.
25102 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25103 spe_abi and altivec_abi.
25105 2008-02-22 Tomas Bily <tbily@suse.cz>
25107 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25109 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25112 * config.build (build_file_translate): Set to `CMD //c' only if
25114 * Makefile.in (build_file_translate): Improve comment.
25116 2008-02-21 Jan Hubicka <jh@suse.cz>
25118 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25119 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25120 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25122 2008-02-21 Michael Matz <matz@suse.de>
25125 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25127 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25129 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25130 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25131 as insn constraint.
25132 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25133 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25134 SSE_VEC_FLOAT_MODE_P as insn constraint.
25135 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25136 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25137 sse4a_movntdf using MODEF mode iterator.
25138 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25139 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25140 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25141 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25142 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25143 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25144 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25146 2008-02-21 Richard Guenther <rguenther@suse.de>
25148 * tree.def (PAREN_EXPR): New tree code.
25149 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25151 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25152 * expr.c (expand_expr_real_1): Likewise.
25153 * tree-inline.c (estimate_num_insns_1): Likewise.
25154 * tree-complex.c (expand_complex_move): Likewise.
25155 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25158 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25161 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25163 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25166 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25168 * config/sh/sh.c (find_barrier): Don't go past
25169 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25171 2008-02-20 DJ Delorie <dj@redhat.com>
25173 * config/h8300/h8300.md (insv): Force source operand to be a register.
25175 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25176 as a jump, not as a plain insn.
25178 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25180 * doc/invoke.texi (Warning Options): Add new option
25181 -Wframe-larger-than=.
25182 (-Wframe-larger-than): Document.
25184 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25185 Add declarations for new option variables.
25187 * final.c (final_start_function): Check the frame size
25188 before emission and issue a Wframe-larger-than warning.
25190 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25191 Add definitions for new option variables.
25192 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25194 * common.opt (Wframe-larger-than=): New option.
25196 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25198 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25199 (<sse>_div<mode>3): Ditto.
25200 (<sse>_vmdiv<mode>3): Ditto.
25201 (<sse>_vmsqrt<mode>2): Ditto.
25202 (*smax<mode>3): Ditto.
25203 (sse5_frcz<mode>2): Ditto.
25204 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25205 as insn constraint.
25207 2008-02-20 Richard Guenther <rguenther@suse.de>
25209 PR middle-end/35265
25210 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25211 be happy with INTEGRAL_TYPE_P.
25213 2008-02-20 Richard Guenther <rguenther@suse.de>
25215 * fold-const.c (split_tree): Associate floatig-point expressions
25216 if flag_associative_math is set.
25218 2008-02-20 Richard Guenther <rguenther@suse.de>
25220 * tree.h (fold_real_zero_addition_p): Declare.
25221 * fold-const.c (fold_real_zero_addition_p): Export.
25222 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25223 floating-point operations with zero and one.
25225 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25227 * doc/install.texi: Correct references to CFLAGS, replacing them
25228 with BOOT_CFLAGS. Document flags used during bootstrap for
25231 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25233 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25234 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25235 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25237 (smin<mode>3): Ditto from similar patterns.
25238 (smax<mode>3): Ditto.
25239 (*ieee_smin<mode>3): Ditto.
25240 (*ieee_smax<mode>3): Ditto.
25241 * config/i386/sse.md (sse): New mode attribute.
25242 (mov<mode>): Macroize expander from movv4sf and movv2df using
25243 SSEMODEF2P mode iterator.
25244 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25245 SSE_VEC_FLOAT_MODE_P as insn constraint.
25246 (storent<mode>): Ditto.
25247 (storent<mode>): Macroize expander from storentsf and storentdf using
25248 MODEF mode iterator.
25249 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25250 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25251 (abs<mode>2): Ditto from similar patterns.
25252 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25253 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25254 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25255 (<sse>_vmsqrt<mode>2): Ditto.
25256 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25257 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25258 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25259 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25260 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25261 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25262 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25264 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25265 iterator and SSE_FLOAT_MODE_P as insn constraint.
25266 (<sse>_ucomi): Ditto from similar patterns.
25267 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25268 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25269 SSE_VEC_FLOAT_MODE_P as insn constraint.
25270 (vcond<mode>): Ditto from similar patterns.
25271 (and<mode>3, *and<mode>3): Ditto.
25272 (<sse>_nand<mode>3): Ditto.
25273 (ior<mode>3, *ior<mode>3): Ditto.
25274 (xor<mode>3, *xor<mode>3): Ditto.
25275 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25276 iterator and SSE_FLOAT_MODE_P as insn constraint.
25277 (*nand<mode>3): Ditto from similar patterns.
25278 (*ior<mode>3): Ditto.
25279 (*xor<mode>3): Ditto.
25281 2008-02-20 Ira Rosen <irar@il.ibm.com>
25283 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25284 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25285 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25287 2008-02-19 Jan Hubicka <jh@suse.cz>
25289 * predict.c (tree_bb_level_predictions): Remove variable next
25290 mistakely introduced by previous commit.
25292 2008-02-19 Jan Hubicka <jh@suse.cz>
25294 * predict.c (predict_paths_leading_to): Rewrite.
25295 (predict_paths_for_bb): New.
25296 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25298 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25301 * Makefile.in (build_file_translate): New.
25302 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25303 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25304 * configure.ac (build_file_translate): Substitute it.
25305 * configure: Regenerate.
25307 2008-02-19 Jan Hubicka <jh@suse.cz>
25309 PR rtl-optimization/34408
25310 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25313 2008-02-19 Jan Hubicka <jh@suse.cz>
25315 PR middle-end/28779
25316 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25319 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25322 * config/i386/i386-modes.def: Revert the last DI alignment
25323 change until Ada people can look into it.
25325 2008-02-19 Nick Clifton <nickc@redhat.com>
25327 * opts.c (print_specific_help): Fix typo in --help text.
25329 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25332 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25333 32-bit inline asm without asm alternatives for host GCC < 3.0.
25335 2008-02-19 Richard Guenther <rguenther@suse.de>
25337 PR tree-optimization/34989
25338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25339 Allow propagation to INDIRECT_REF if we can simplify only.
25341 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25343 * c-common.c (warn_for_collisions_1): Use appropriate option when
25346 2008-02-19 Nick Clifton <nickc@redhat.com>
25349 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25350 (handle_options): Fix indentation.
25351 (print_filtered_help): If no language-specific options were
25352 displayed tell the user how to list all the options supported by
25353 the language's front-end.
25354 (print_specific_help): Fix indentation and remove duplicate line.
25355 (common_handle_option): Handle the -v option.
25356 For --help enable the display of undocumented options if the -v
25357 switch has been included on the command line.
25358 For --help= check for overlaps in the arguments between the option
25359 classes and the language names and issue a warning when they
25360 cannot be disambiguated.
25361 * c.opt (v): Pass on to the common option handler.
25363 2008-02-19 Revital Eres <eres@il.ibm.com>
25365 * modulo-sched.c (sms_schedule): Change dump message when
25366 create_ddg function fails.
25367 (try_scheduling_node_in_cycle): Rename row to cycle.
25368 (print_partial_schedule): Rename CYCLE to ROW.
25370 2008-02-19 Christian Bruel <christian.bruel@st.com>
25371 Zdenek Dvorak <ook@ucw.cz>
25373 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25375 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25378 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25379 (*x86_movdicc_0_m1_se): Ditto.
25381 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25383 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25384 (CMPtype): Define as __gcc_CMPtype.
25385 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25386 (CMPtype): Define as __gcc_CMPtype.
25388 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25390 Support valgrind 3.3 for --enable-checking=valgrind.
25391 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25393 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25394 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25395 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25396 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25397 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25398 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25399 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25401 * ggc-zone.c: Similar.
25402 * ggc-page.c: Similar.
25404 2008-02-19 Paul Brook <paul@codesourcery.com>
25407 * config/arm/ieee754-df.S: Fix do_it typo.
25408 * config/arm/ieee754-sf.S: Fix do_it typo.
25410 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25413 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25414 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25415 (OPTION_MASK_ISA_SSE_SET): Likewise.
25416 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25417 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25418 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25419 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25420 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25421 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25422 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25423 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25424 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25425 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25426 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25427 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25428 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25429 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25430 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25431 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25432 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25433 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25434 (OPTION_MASK_ISA_SSE4): Removed.
25435 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25436 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25437 (override_options): Don't turn on implied SSE/MMX bits in
25440 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25442 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25445 2008-02-18 Joey Ye <joey.ye@intel.com>
25447 PR middle-end/34921
25448 * tree-nested.c (insert_field_into_struct): Set type alignment
25449 to field alignment if the former is less than the latter.
25451 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25453 * BASE-VER: Set to 4.4.0.
25455 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25457 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25458 * doc/cfg.texi: Likewise.
25459 * doc/extend.texi: Likewise.
25460 * doc/gty.texi: Likewise.
25461 * doc/invoke.texi: Likewise.
25462 * doc/loop.texi: Likewise.
25463 * doc/md.texi: Likewise.
25464 * doc/passes.texi: Likewise.
25465 * doc/rtl.texi: Likewise.
25466 * doc/sourcebuild.texi: Likewise.
25467 * doc/tm.texi: Likewise.
25468 * doc/tree-ssa.texi: Likewise.
25470 2008-02-17 Richard Guenther <rguenther@suse.de>
25472 PR middle-end/35227
25473 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25474 without default definition.
25476 2008-02-17 Richard Guenther <rguenther@suse.de>
25478 PR tree-optimization/35231
25479 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25482 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25485 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25486 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25487 libgcc_cmp_return mode.
25489 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25492 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25494 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25496 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25499 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25501 * doc/c-tree.texi: Use `@.' where appropriate.
25502 * doc/extend.texi: Likewise.
25503 * doc/install.texi: Likewise.
25504 * doc/invoke.texi: Likewise.
25505 * doc/loop.texi: Likewise.
25506 * doc/makefile.texi: Likewise.
25507 * doc/md.texi: Likewise.
25508 * doc/passes.texi: Likewise.
25509 * doc/standards.texi: Likewise.
25510 * doc/tm.texi: Likewise.
25512 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25514 PR middle-end/35196
25515 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25517 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25518 rather than in entry_bb.
25520 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25522 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25523 libgcc_cmp_return mode.
25525 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25527 PR middle-end/35130
25528 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25529 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25531 2008-02-15 Richard Guenther <rguenther@suse.de>
25532 Zdenek Dvorak <ook@ucw.cz>
25534 PR tree-optimization/35164
25535 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25536 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25537 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25538 Only propagate addresses which do not have abnormal SSA_NAMEs
25541 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25544 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25546 2008-02-15 Jan Hubicka <jh@suse.cz>
25548 PR middle-end/35149
25549 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25551 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25553 PR middle-end/34621
25554 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25555 when calculating alignment_pad.
25557 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25559 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25560 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25561 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25562 and STACK_BOUNDARY define.
25564 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25566 PR preprocessor/35061
25567 * c-pragma.c (handle_pragma_pop_macro): Check that
25568 pushed_macro_table has been allocated.
25570 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25572 PR middle-end/35136
25573 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25574 (force_gimple_operand): Likewise.
25575 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25576 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25577 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25578 (find_interesting_uses_address): Check addressability and alignment
25579 of the base expression only after substituting bases of IVs into it.
25581 2008-02-14 Michael Matz <matz@suse.de>
25584 * function.c (instantiate_virtual_regs_in_insn): Reload address
25585 before falling back to reloading the whole operand.
25587 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25589 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25590 before the first section switch note.
25592 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25594 * doc/bugreport.texi: Update copyright years.
25595 * doc/c-tree.texi: Likewise.
25596 * doc/cfg.texi: Likewise.
25597 * doc/cpp.texi: Likewise.
25598 * doc/cppinternals.texi: Likewise.
25599 * doc/fragments.texi: Likewise.
25600 * doc/frontends.texi: Likewise.
25601 * doc/gcc.texi: Likewise.
25602 * doc/gty.texi: Likewise.
25603 * doc/hostconfig.texi: Likewise.
25604 * doc/implement-c.texi: Likewise.
25605 * doc/libgcc.texi: Likewise.
25606 * doc/loop.texi: Likewise.
25607 * doc/makefile.texi: Likewise.
25608 * doc/options.texi: Likewise.
25609 * doc/passes.texi: Likewise.
25610 * doc/rtl.texi: Likewise.
25611 * doc/sourcebuild.texi: Likewise.
25612 * doc/standards.texi: Likewise.
25613 * doc/tree-ssa.texi: Likewise.
25614 * doc/trouble.texi: Likewise.
25616 * doc/extend.texi: Use @: or add comma where appropriate.
25617 * doc/invoke.texi: Likewise.
25618 * doc/tm.texi: Likewise.
25620 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25623 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25626 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25628 * doc/md.texi (clz, ctz): Add reference.
25629 * doc/rtl.texi (clz, ctz): Likewise.
25631 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25634 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25637 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25639 * config/s390/s390.c (struct constant_pool): New field
25640 emit_pool_after added.
25641 (s390_mainpool_start): Set the emit_pool_after flag according
25642 to the section switch notes.
25643 (s390_mainpool_finish): Consider emit_pool_after when emitting
25644 the literal pool at the end of the function.
25645 (s390_chunkify_start): Force literal pool splits at section
25648 2008-02-13 Michael Matz <matz@suse.de>
25651 * var-tracking.c (clobber_variable_part): Correctly traverse the
25654 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25657 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25658 Add -fdump-ipa-inline.
25659 * tree-dump.c (dump_files): Remove tree-inlined dump.
25660 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25662 2008-02-12 Richard Guenther <rguenther@suse.de>
25664 PR tree-optimization/35171
25665 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25668 2008-02-12 Richard Guenther <rguenther@suse.de>
25670 PR middle-end/35163
25671 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25672 value-preserving mode. Disallow final truncation.
25674 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25676 PR middle-end/35136
25677 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25678 code from here to...
25679 (force_gimple_operand): ...here.
25681 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25684 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25685 non-compatible pointers.
25686 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25687 different FIELD_DECLs, try harder by comparing field offsets, sizes
25690 PR inline-asm/35160
25691 * function.c (match_asm_constraints_1): Don't replace the same input
25694 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25696 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25697 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25698 (expand_epilogue): Restore RAMPZ register.
25699 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25701 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25703 * config/i386/cygwin.asm: (__alloca): Correct calling
25704 convention and alignment.
25705 (__chkstk): Force 8 byte stack alignment.
25707 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25708 Richard Guenther <rguenther@suse.de>
25710 PR tree-optimization/33992
25711 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25712 the zero we compare against.
25714 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25716 PR libfortran/35063
25717 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25718 to CloseHandle after unlocking to prevent accumulation of handle
25721 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25723 PR middle_end/34150
25724 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25725 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25726 and update LABEL_NUSES during and after reload.
25728 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25730 PR middle-end/34627
25731 * combine.c (simplify_if_then_else): Make sure the comparison is
25732 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25734 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25737 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25738 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25739 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25740 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25741 * tree.h (get_type_static_bounds): Likewise.
25743 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25745 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25746 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25747 Make -Wfoo language annotations match what the compiler outputs.
25749 2008-02-08 Sa Liu <saliu@de.ibm.com>
25751 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25752 intrinsics spu_convts, spu_convtu, spu_convtf.
25754 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25756 * doc/extend.texi (Function Attributes) <noinline>: Mention
25757 asm ("") as method to keep calls.
25759 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25762 * doc/options.texi (Options): Replace references to opts.sh with
25764 * opts-common.c: Likewise.
25765 * optc-gen.awk: Likewise.
25767 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25769 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25771 2008-02-07 Richard Henderson <rth@redhat.com>
25774 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25775 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25778 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25780 PR tree-optimization/35085
25781 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25782 for operand entry oe2 in addition to operand entry oe3 in order to
25783 expose more opportunities for vectorizer sum reduction.
25785 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25788 * Makefile.in (LIBS): Remove $(GMPLIBS).
25789 (cc1-dummy, cc1): Add $(GMPLIBS).
25791 2008-02-06 Jan Hubicka <jh@suse.cz>
25794 * i386.md (moddf_integer): Do not produce partial memory stalls for
25795 targets where it hurts.
25797 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25800 * optabs.c (expand_float): Do not check for decimal modes when
25801 expanding unsigned integer through signed conversion.
25803 2008-02-06 Nick Clifton <nickc@redhat.com>
25805 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25806 inside the clobber with a match_operand and duplicated operand
25807 number in the constraint.
25808 (ineqbranchsi): Delete redundant comment.
25810 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25812 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25813 builtin_define ("__USE_INIT_FINI__").
25814 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25816 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25818 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25820 PR documentation/30330
25821 * doc/invoke.texi (C++ Dialect Options)
25822 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25823 For each warning option -Wfoo that allows -Wno-foo, ensure both
25824 -Wfoo and -Wno-foo are listed in the option index. Fix index
25825 entry of -Wswitch-default, index -Wnormalized= including the
25826 `=', and -Wlarger-than-@var{len} including @var{len}.
25828 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25830 * config/i386/i386.md (floatunssisf2): Use
25831 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25832 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25833 Macroize expander using MODEF mode iterator.
25835 2008-02-05 Diego Novillo <dnovillo@google.com>
25837 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25840 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25842 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25845 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25847 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25850 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25851 to indicate if a message should be generated.
25852 (init_cumulative_args): Updated.
25853 (function_value_32): Likewise.
25855 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25857 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25859 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25862 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25863 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25865 2008-02-04 Diego Novillo <dnovillo@google.com>
25867 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25870 * tree-vrp.c (vrp_evaluate_conditional): With
25871 -Wtype-limits, emit a warning when comparing against a
25872 constant outside the natural range of OP0's type.
25874 2008-02-04 Richard Guenther <rguenther@suse.de>
25876 PR middle-end/33631
25877 * expr.c (count_type_elements): Give for unions instead of
25880 2008-02-04 Richard Guenther <rguenther@suse.de>
25882 PR middle-end/35043
25883 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25884 to TYPE_DOMAINs base type instead of using bitsizetype here.
25886 2008-02-03 Jason Merrill <jason@redhat.com>
25888 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25890 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25893 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25894 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25895 (RS/6000 and PowerPC Options): Fix typos and markup.
25896 * doc/passes.texi (Tree-SSA passes): Likewise.
25898 2008-02-02 Michael Matz <matz@suse.de>
25901 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25902 from record_last_reg_set_info.
25903 (record_last_reg_set_info): Take an RTX argument, iterate over all
25904 constituent hardregs.
25905 (record_last_set_info, record_opr_changes): Change calls to
25906 new signature or to record_last_reg_set_info_regno.
25908 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25910 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25912 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25914 PR rtl-optimization/34773
25915 * reg-notes.def (EQUAL): Mention significance of combination of
25916 REG_EQUAL and REG_RETVAL.
25917 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25918 insn that has a REG_RETVAL.
25920 2008-02-01 Roger Sayle <roger@eyesopen.com>
25923 * configure.ac (--enable-fixed-point): Disable unless explicitly
25925 * configure: Regenerate.
25927 2008-02-01 Richard Guenther <rguenther@suse.de>
25930 * invoke.texi (-finline-limit): Remove no longer true parts
25931 of the documentation. Note that there is no default value.
25933 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25934 Mark Mitchell <mark@codesourcery.com>
25935 Ben Elliston <bje@au.ibm.com>
25938 * doc/extend.texi (Other Builtins): Document.
25940 2008-01-31 Tom Browder <tom.browder@gmail.com>
25942 * doc/c-tree.texi (Types): Fix grammar.
25943 (Expression trees): Ditto.
25944 * doc/passes.texi (Tree-SSA passes): Ditto.
25946 * doc/configterms.texi (Configure Terms): Fix typo.
25947 * doc/cpp.texi (Common Predefined Macros): Ditto.
25948 * doc/md.texi (Machine Constraints): Ditto.
25950 * doc/makefile.texi (Makefile): Add comma.
25952 2008-01-31 Tom Browder <tom.browder@gmail.com>
25953 Gerald Pfeifer <gerald@pfeifer.com>
25955 * doc/sourcebuild.texi (Front End): Remove references to CVS
25956 and CVSROOT/modules.
25957 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25958 (Back End): Remove reference to CVS.
25960 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25963 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25965 (mips16_gp_pseudo_reg): ...here.
25966 * config/mips/mips.md (load_const_gp): Replace with...
25967 (load_const_gp_<mode>): ...this :P-based insn.
25969 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25971 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25972 options. Minor fixes.
25973 (-std): Move reference to standards closer to where language
25974 standards are first mentioned.
25976 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25978 PR rtl-optimization/34995
25979 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25980 parameter and return a bool. If the rtx parameter is nonnull,
25981 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25982 (find_reloads): Update call accordingly. Pass the new operand
25983 if it needed no address reloads, otherwise pass null.
25985 2008-01-30 Richard Henderson <rth@redhat.com>
25988 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25989 for unbounded arrays.
25991 2008-01-30 Silvius Rus <rus@google.com>
25993 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25995 2008-01-30 Jan Hubicka <jh@suse.cz>
25998 * i386.c (init_cumulative_args): Use real function declaration when
26001 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26003 PR rtl-optimization/34998
26004 * global.c (build_insn_chain): Treat non-subreg_lowpart
26005 SUBREGs of pseudos as clobbering all the words covered by the
26006 SUBREG, not just all the bytes.
26007 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26008 original df_ref rather than an extract parameter.
26009 (global_conflicts): Update call accordingly.
26011 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26013 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26014 the overflow check to make it easier to read.
26015 (__fixtfdi): Change the type of the ll member in union
26016 long_double to UDItype_x.
26018 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26020 PR middle-end/34969
26021 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26022 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26023 * tree-inline.c (fold_marked_statements): Call
26024 cgraph_update_edges_for_call_stmt if folding a call statement.
26025 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26026 debug_generic_stmt calls, reset it back afterwards.
26029 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26031 * c-typeck.c (build_external_ref): Don't pedwarn about
26032 static vars in current function's scope.
26034 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26036 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26038 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26041 * ipa-struct-reorg.c: Fix spelling.
26042 * params.def: Ditto.
26044 2008-01-29 Richard Guenther <rguenther@suse.de>
26046 PR middle-end/35006
26047 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26049 * tree-inline.c (remap_type): Increment remapping_type_depth
26050 around remapping types.
26051 (copy_body_r): Only add referenced variables if they are referenced
26052 from code, not types.
26054 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26065 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26066 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26068 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26071 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26072 pointer for tiny stack.
26074 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26076 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26078 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26080 * config/vx-common.h: Fix typo in comment.
26082 2008-01-28 Ian Lance Taylor <iant@google.com>
26086 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26087 coalesce pointers if they have different DECL_NO_TBAA_P values.
26088 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26089 between variables with different DECL_NO_TBAA_P values.
26091 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26094 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26095 are not legitimate small data references on SPE targets.
26097 2008-01-28 David Daney <ddaney@avtrex.com>
26099 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26101 2008-01-28 David Daney <ddaney@avtrex.com>
26103 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26105 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26107 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26108 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26109 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26110 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26111 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26112 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26113 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26114 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26116 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26118 * basic-block.h (condjump_equiv_p): Fix comment.
26120 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26122 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26123 print_generic_stmt_indented): Fix comment.
26125 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26127 * configure.ac (__stack_chk_fail): Add detecion for availability
26128 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26129 * configure: Regenerate.
26131 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26133 PR middle-end/34688
26134 * final.c (output_addr_const): Handle TRUNCATE.
26136 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26139 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26140 (zero_cost, infinite_cost): New constants.
26141 (struct cost_pair): Change type of cost to comp_cost.
26142 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26143 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26145 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26146 split_address_cost, ptr_difference_cost, difference_cost,
26147 get_computation_cost_at, get_computation_cost,
26148 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26149 determine_use_iv_cost_condition, determine_use_iv_costs,
26150 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26151 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26152 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26153 Change type of cost to comp_cost.
26154 (determine_iv_cost): Increase cost of non-original ivs, instead
26155 of decreasing the cost of original ones.
26156 (get_address_cost): Indicate the complexity of the addressing mode
26158 (try_add_cand_for): Prefer using ivs not specific to some object.
26159 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26161 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26162 Janis Johnson <janis187@us.ibm.com>
26165 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26166 (TARGET_INSTANTIATE_DECLS): Likewise.
26167 * target.h (expand_to_rtl_hook): New target hook.
26168 (instantiate_decls): Likewise.
26169 * function.c (instantiate_decl): Make non-static. Rename to...
26170 (instantiate_decl_rtl): ... this.
26171 (instantiate_expr): Use instantiate_decl_rtl.
26172 (instantiate_decls_1): Likewise.
26173 (instantiate_decls): Likewise.
26174 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26175 * function.h (instantiate_decl_rtl): Add prototype.
26176 * cfgexpand.c (target.h): New include.
26177 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26178 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26179 (TARGET_INSTANTIATE_DECLS): Likewise.
26180 (TARGET_INITIALIZER): New target hooks added.
26181 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26183 * config/rs6000/rs6000.c (tree-flow.h): New include.
26184 (machine_function): Add sdmode_stack_slot field.
26185 (rs6000_alloc_sdmode_stack_slot): New function.
26186 (rs6000_instantiate_decls): Likewise.
26187 (rs6000_secondary_memory_needed_rtx): Likewise.
26188 (rs6000_check_sdmode): Likewise.
26189 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26190 (TARGET_INSTANTIATE_DECLS): Likewise.
26191 (rs6000_hard_regno_mode_ok): Allow SDmode.
26192 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26193 (rs6000_emit_move): Handle SDmode.
26194 (function_arg_advance): Likewise.
26195 (function_arg): Likewise.
26196 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26197 SDmode var args for 32-bit compiles.
26198 (rs6000_secondary_reload_class): Handle SDmode.
26199 (rs6000_output_function_epilogue): Likewise.
26200 (rs6000_function_value): Simplify if statement.
26201 (rs6000_libcall_value): Likewise.
26202 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26203 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26204 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26205 (movsd_hardfloat): New define_insn.
26206 (movsd_softfloat): Likewise.
26207 (movsd_store): Likewise.
26208 (movsd_load): Likewise.
26209 (extendsddd2): Likewise.
26210 (extendsdtd2): Likewise.
26211 (truncddsd2): Likewise.
26212 (movdd_hardfloat64): Fixup comment.
26213 (UNSPEC_MOVSD_LOAD): New constant.
26214 (UNSPEC_MOVSD_STORE): Likewise.
26216 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26219 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26221 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26222 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26223 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26224 and TRUTH_XOR_EXPR.
26226 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26229 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26231 __LONGDOUBLE128 too.
26232 * config/rs6000/aix61.h: New file.
26234 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26236 PR rtl-optimization/34959
26237 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26238 popcount and parity rtxes the same mode as their operand.
26239 Truncate or extend the result to the return value's mode
26242 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26245 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26246 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26247 to GOT_VERSION_REGNUM.
26248 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26249 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26250 * config/mips/mips.c (mips_emit_call_insn): New function.
26251 (mips_call_tls_get_addr): Call mips_expand_call directly.
26252 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26254 (mips16_build_call_stub): Likewise. Return the call insn or null.
26255 (mips_expand_call): Update the call to mips16_build_call_stub
26256 accordingly and a remove redundant condition. Assert that MIPS16
26257 stubs do not use lazy binding. Use mips_emit_call_insn and return
26259 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26261 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26262 (mips_avoid_hazard): Remove hazard_set handling.
26263 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26264 (UNSPEC_RESTORE_GP): ...this.
26265 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26266 (FAKE_CALL_REGNO): Rename to...
26267 (GOT_VERSION_REGNUM): ...this.
26268 (type): Add "ghost" value. Add an associated insn reservation.
26269 (hazard_set): Remove.
26270 (exception_receiver): Rename to...
26271 (restore_gp): ...this and update the unspec identifier accordingly.
26272 (exception_receiver, nonlocal_got_receiver): New expanders.
26273 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26274 FAKE_CALL_REGNO. Remove hazard_set attribute.
26275 (set_got_version, update_got_version): New patterns.
26277 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26280 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26282 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26285 * doc/install.texi2html: Generate gcc-vers.texi.
26287 2008-01-25 DJ Delorie <dj@redhat.com>
26289 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26291 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26293 * config/c4x: Remove directory.
26294 * config.gcc (crx-*, mt-*): Mark obsolete.
26295 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26296 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26297 sh-*-rtemscoff*): Remove cases.
26298 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26299 * real.c (encode_c4x_single, decode_c4x_single,
26300 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26301 c4x_extended_format): Remove.
26302 * real.h (c4x_single_format, c4x_extended_format): Remove.
26303 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26305 (Pragmas): Remove comment about c4x pragmas.
26306 * doc/install.texi (c4x): Remove target-specific instructions.
26307 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26308 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26309 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26310 refer to C4x source files as examples.
26311 (C4X_FLOAT_FORMAT): Remove documentation.
26313 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26315 * config/bfin/bfin.c (override_options): Reorder tests so that
26316 flag_pic gets enabled for -msep-data.
26318 2008-01-25 Richard Guenther <rguenther@suse.de>
26320 PR middle-end/32244
26321 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26322 to its bitfield precision if required.
26324 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26326 PR middle-end/33880
26327 * tree-nested.c (walk_omp_for): New function.
26328 (convert_nonlocal_reference, convert_local_reference): Call
26329 walk_omp_for on OMP_FOR.
26330 (convert_call_expr): Call walk_body on OMP_FOR's
26331 OMP_FOR_PRE_INIT_BODY.
26333 2008-01-25 Richard Guenther <rguenther@suse.de>
26335 PR tree-optimization/34966
26336 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26337 default defs and PHI_NODEs we have to insert after the
26338 defining statement.
26340 2008-01-24 Nick Clifton <nickc@redhat.com>
26342 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26343 Provide a default definition.
26344 (LIBGCC2_UNITS_PER_WORD): Likewise.
26346 * config/stormy16/stormy16.c: Include df.h for the prototype
26347 for df_regs_ever_live_p.
26348 (xstormy16_expand_builtin_va_start): Convert the stack offset
26349 into a component_ref and then use POINTER_PLUS_EXPR to add it
26350 to the incoming_virtual_args_rtx.
26351 (xstormy16_gimplify_va_arg_expr): Rename to
26352 xstormy16_gimplify_va_arg_expr.
26353 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26354 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26355 xstormy16_gimplify_va_arg_expr.
26356 Fix up some formatting issues.
26358 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26359 Move to predicates.md.
26360 (xs_hi_general_operand): Likewise.
26361 (xs_hi_nonmemory_operand): Likewise.
26362 * config/stormy16/predicates.md:
26363 (xstormy16_carry_plus_operand): New predicate.
26364 (xs_hi_general_operand): New predicate.
26365 (xs_hi_nonmemory_operand): New predicate.
26366 * config/stormy16/stormy16-protos.h:
26367 (xstormy16_carry_plus_operand): Delete prototype.
26368 (xs_hi_general_operand): Likewise.
26369 (xs_hi_nonmemory_operand): Likewise.
26371 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26372 modifiers as they are no longer needed and they can trigger
26373 reload spill failures.
26375 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26376 with a match_operand in order to help reload.
26378 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26379 constraint with 'e' for the 8th alternative as this version of
26380 the mov.w instruction only accepts the lower 8 registers.
26382 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26385 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26386 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26389 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26391 PR middle-end/33333
26392 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26394 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26396 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26398 (remove_structure): Update allocations list before removing structure.
26400 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26402 * ipa-struct-reorg.c (is_safe_cond_expr,
26403 create_new_stmts_for_cond_expr): Use integer_zerop function,
26404 that recognize not only zero-pointer, but zero-integer too.
26406 2008-01-25 Ben Elliston <bje@au.ibm.com>
26409 * fixproto: Escape "." in sed expression that strips leading "./".
26411 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26414 * gcc.c (SWITCH_OK): Removed.
26415 (SWITCH_LIVE): Changed to bit.
26416 (SWITCH_FALSE): Likewise.
26417 (SWITCH_IGNORE): Likewise.
26418 (switchstr): Change live_cond to unsigned int.
26419 (process_command): Replace SWITCH_OK with 0.
26420 (do_self_spec): Likewise.
26421 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26422 (give_switch): Likewise.
26423 (used_arg): Likewise.
26424 (do_spec_1): Set the SWITCH_IGNORE bit.
26425 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26426 bits. Set the SWITCH_LIVE bit.
26428 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26430 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26432 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26434 PR tree-optimization/34472
26435 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26436 parameter to a "bool *" and set *DATA to false if there is
26437 an unsafe access. Do not delete the structure here.
26438 (check_cond_exprs): Delete it here instead.
26439 (check_cond_exprs, exclude_cold_structs): Do not increase
26440 I when removing a structure.
26442 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26445 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26446 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26448 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26450 PR middle-end/34934
26451 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26452 a fixed vector for stack.
26454 2008-01-24 Ben Elliston <bje@au.ibm.com>
26457 * doc/gcc.texi (Software development): Add a direntry for g++.
26459 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26461 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26462 stale and straggling -fforce-addr comments above.
26464 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26466 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26467 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26469 2008-01-23 Michael Matz <matz@suse.de>
26472 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26475 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26477 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26478 malloc result type.
26480 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26482 * config/avr/avr.c (avr_current_arch): New variable.
26483 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26484 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26485 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26486 (avr_override_options): Init 'avr_current_arch'.
26487 (base_arch_s): Move from here...
26488 * config/avr/avr.h (base_arch_s): ... here. Add new members
26489 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26490 'mega' to 'have_jmp_call'.
26491 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26492 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26494 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26496 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26497 MULTILIB_MATCHES): Ditto.
26499 2008-01-23 Richard Guenther <rguenther@suse.de>
26501 PR middle-end/31529
26502 * cgraphunit.c (cgraph_reset_node): Always mark the node
26503 not reachable if it is not queued already.
26505 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26507 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26508 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26509 (cputype_selected): New static variable.
26510 (bfin_handle_option): Set it if -mcpu is used.
26511 (override_option): Select default set of workarounds if no cpu type
26512 selected on the command line.
26513 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26515 From Michael Frysinger <michael.frysinger@analog.com>
26516 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26517 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26519 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26520 for bf547, bf523, bf524, and bf526.
26521 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26523 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26524 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26525 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26526 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26527 * doc/invoke.texi (Blackfin Options): Document that
26528 -mcpu now accept bf547, bf523, bf524, and bf526.
26530 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26532 PR rtl-optimization/34628
26533 * combine.c (try_combine): Stop and undo after the first combination
26534 if an autoincrement side-effect on the first insn has effectively
26537 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26540 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26541 Offset addresses are not valid for Altivec or paired float modes.
26543 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26546 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26547 if DECL_INITIAL (decl) is error_mark_node.
26550 * c-common.c (handle_vector_size_attribute): Only allow
26551 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26552 the same way as pointer, array etc. types.
26553 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26556 * tree.c (build_type_attribute_qual_variant): Call
26557 build_qualified_type if attributes are equal, but quals are not.
26559 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26562 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26563 * flags.h (warn_strict_aliasing): Remove.
26564 (warn_strict_overflow): Remove.
26565 * opts.c (warn_strict_aliasing): Remove.
26566 (warn_strict_overflow): Remove.
26567 * c-opts.c (c_common_handle_option): -Wall only sets
26568 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26569 (c_common_post_options): Give default values to -Wstrict-aliasing
26570 and -Wstrict-overflow if they are uninitialized.
26571 * common.opt (Wstrict-aliasing): Specify Var and Init.
26572 (Wstrict-overflow): Likewise.
26574 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26576 PR rtl-optimization/26854
26577 PR rtl-optimization/34400
26578 PR rtl-optimization/34884
26579 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26581 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26582 (df_rd_bb_info.expanded_lr_out): Deleted
26583 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26584 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26585 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26586 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26587 Removed code to allocate, initialize or free expanded_lr_out.
26588 (df_rd_bb_local_compute_process_def): Restructured to make more
26590 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26591 sets if the sets are being trimmed.
26593 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26596 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26597 (as_vers): Likewise.
26598 * configure: Regenerated.
26600 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26602 PR middle-end/33092
26603 * tree-pass.h (pass_build_alias): New pass.
26604 * tree-ssa-alias.c (gate_build_alias): New.
26605 (pass_build_alias): New.
26606 * passes.c (init_optimization_passes): Add pass_build_alias after
26607 pass_create_structure_vars.
26609 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26611 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26612 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26613 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26614 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26615 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26616 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26617 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26618 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26619 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26620 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26621 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26622 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26623 * config/s390/s390.md (FP_ALL): New mode iterator.
26624 (_d): New mode attribute.
26625 ("*signbit<mode>2>"): Changed mode of first operand.
26626 ("isinf<mode>2"): Changed mode of first operand.
26627 ("*TDC_insn"): Adaptation for DFP modes.
26629 2008-01-22 Ben Elliston <bje@au.ibm.com>
26631 * tree.c (check_qualified_type): Improve function description.
26633 2008-01-21 Jason Merrill <jason@redhat.com>
26636 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26637 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26640 2008-01-21 DJ Delorie <dj@redhat.com>
26642 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26645 2008-01-21 Richard Guenther <rguenther@suse.de>
26647 PR middle-end/34856
26648 * tree-cfg.c (verify_expr): Allow all invariant expressions
26649 instead of just constant class ones as reference argument.
26650 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26651 like any other constant.
26652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26654 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26656 * regmove.c (fixup_match_1): Update call crossed frequencies.
26658 2008-01-21 Richard Guenther <rguenther@suse.de>
26661 * tree-inline.c (setup_one_parameter): Deal with mismatched
26662 types using a VIEW_CONVERT_EXPR.
26664 2008-01-21 Alon Dayan <alond@il.ibm.com>
26665 Olga Golovanevsky <olga@il.ibm.com>
26667 PR tree-optimization/34701
26668 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26669 when the structure size is not a power of 2.
26671 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26673 * doc/install.texi: Add doc for --enable-checking=df.
26675 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26677 PR rtl-optimization/34808
26678 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26680 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26682 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26685 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26687 PR rtl-optimization/26854
26688 PR rtl-optimization/34400
26689 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26691 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26692 (df_rd_bb_info.expanded_lr_out): New.
26693 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26694 * loop_iv.c (iv_analysis_loop_init): Ditto.
26695 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26696 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26697 Added code to allocate, initialize or free expanded_lr_out.
26698 (df_rd_bb_local_compute_process_def): Restructured to make
26699 more understandable.
26700 (df_rd_confluence_n): Add code to do nothing with fake edges and
26701 code to no apply invalidate_by_call sets if the sets are being trimmed.
26702 (df_lr_local_finalize): Renamed to df_lr_finalize.
26703 (df_live_local_finalize): Renamed to df_live_finalize.
26705 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26708 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26709 deciding whether to use reciprocal instructions.
26711 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26713 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26714 dwarf2out_note_section_used if cold_text_section is NULL.
26716 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26718 PR gcov-profile/34610
26719 * tree-cfg.c (make_edges): Mark both outgoing edges from
26720 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26721 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26722 from OMP_FOR and OMP_CONTINUE outgoing edges.
26724 * tree-profile.c (tree_profiling): Return early if
26725 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26727 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26728 from cfun to child_cfun.
26729 * function.h (struct function): Add after_tree_profile bit.
26731 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26733 * config/avr/avr.S (_exit): Disable interrupt.
26735 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26736 Steven Bosscher <stevenb.gcc@gmail.com>
26738 PR rtl-optimization/26854
26739 PR rtl-optimization/34400
26740 * df-problems.c (df_live_scratch): New scratch bitmap.
26741 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26742 (df_live_reset): Clear the proper bitmaps.
26743 (df_live_bb_local_compute): Only process the artificial defs once
26744 since the order is not important.
26745 (df_live_init): Init the df_live sets only with the variables
26746 found live by df_lr.
26747 (df_live_transfer_function): Use the df_lr sets to prune the
26748 df_live sets as they are being computed.
26749 (df_live_free): Free df_live_scratch.
26751 2008-01-18 Ian Lance Taylor <iant@google.com>
26753 * common.opt: Add fmerge-debug-strings.
26754 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26755 flag_merge_debug_strings rather than flag_merge_constants.
26756 * doc/invoke.texi (Option Summary): Mention
26757 -fmerge-debug-strings.
26758 (Debugging Options): Document -fmerge-debug-strings.
26760 2008-01-18 Ian Lance Taylor <iant@google.com>
26763 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26764 (struct tree_function_decl): Add new field operator_new_flag.
26765 * tree-inline.c (expand_call_inline): When inlining a call to
26766 operator new, force the return value to go into a variable, and
26767 set DECL_NO_TBAA_P on that variable.
26768 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26770 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26773 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26774 DWARF2_DEBUGGING_INFO.
26775 (dwarf2out_note_section_used): Ditto. Add prototype.
26776 (have_multiple_function_sections, text_section_used,
26777 cold_text_section_used, *cold_text_sections): Move declarations
26780 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26782 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26783 field and add signal_ra.
26784 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26785 assignments to frame state pc. Move end of stack check after
26786 MD_FALLBACK_FRAME_STATE_FOR.
26787 (uw_update_context_1): Use frame state signal_regs if set, instead
26788 of checking signal_frame flag.
26789 (uw_update_context): Use frame state signal_ra if set.
26790 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26791 * config/xtensa/linux-unwind.h: New file.
26793 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26795 * modulo-sched.c (get_sched_window): Fix comment typo.
26797 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26799 PR tree-optimization/34648
26800 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26802 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26804 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26805 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26807 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26809 PR rtl-optimization/34400
26810 * df-core.c (df_worklist_dataflow_overeager,
26811 df_worklist_dataflow_doublequeue): New functions.
26812 (df_worklist_dataflow): Two different worklist solvers.
26813 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26816 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26819 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26820 and ftree-parallelize-loops.
26822 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26824 PR rtl-optimization/34826
26825 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26827 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26829 * global.c (find_reg): Mark the eh regs as used if necessary.
26830 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26831 * ra.h (struct allocno): no_eh_reg field added. Changed
26832 no_stack_reg type to bitfield.
26834 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26836 * tree.c (substitute_in_expr): Add missing 'break'.
26838 2008-01-17 Richard Guenther <rguenther@suse.de>
26840 PR tree-optimization/34825
26841 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26842 x / x as division to handle.
26844 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26846 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26847 "-pthread" is specified.
26848 * pa-hpux11.h (LIB_SPEC): Likewise.
26850 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26851 Peter Bergner <bergner@vnet.ibm.com>
26853 PR rtl-optimization/33796
26854 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26856 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26858 PR libgfortran/34699
26859 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26861 * pa-hpux10.h (LINK_SPEC): Likewise.
26862 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26864 2008-01-16 Richard Guenther <rguenther@suse.de>
26866 PR middle-end/32628
26867 * fold-const.c (fold_convert_const_int_from_int): Do not
26868 set overflow if that occured only because of a sign extension
26869 change when converting from/to a sizetype with the same
26870 precision and signedness.
26872 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26875 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26876 location address to the correct place. Update copyright year.
26878 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26880 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26881 no dependences in the dependence_relations vector.
26883 2008-01-16 Jan Hubicka <jh@suse.cz>
26885 PR rtl-optimization/31396
26886 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26887 * cfg.c (dump_reg_info): Print it.
26888 * regs.h (struct reg_info_t): add freq_calls_crossed.
26889 (REG_FREQ_CALLS_CROSSED): New macro.
26890 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26891 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26892 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26893 regmove_optimize): Update call crossed frequencies.
26894 * local-alloc.c (struct qty): Add freq_calls_crossed.
26895 (alloc_qty): Copute freq_calls_crossed.
26896 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26897 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26898 * ra.h (struct allocno): Add freq_calls_crossed.
26900 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26902 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26903 libgomp when compiling with ftree-parallelize-loops.
26904 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26906 2008-01-16 Richard Guenther <rguenther@suse.de>
26908 PR tree-optimization/34769
26909 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26910 * tree.c (int_cst_value): Instead make this function more
26911 permissive in what it accepts as valid input. Document this
26912 function always sign-extends the value.
26914 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26915 Richard Guenther <rguenther@suse.de>
26918 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26919 (gimple_fold_indirect_ref_rhs): ... this.
26920 (gimple_fold_indirect_ref): New function with foldings
26921 that preserve lvalueness.
26922 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26923 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26924 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26925 to fold an INDIRECT_REF, fall back to the old use of
26926 fold_indirect_ref_1.
26928 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26930 * tree-data-ref.c (subscript_dependence_tester_1): Call
26931 free_conflict_function.
26932 (compute_self_dependence): Same.
26934 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26937 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26938 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26940 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26941 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26942 for DWARF2_UNWIND_INFO targets.
26944 2008-01-16 Richard Guenther <rguenther@suse.de>
26947 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26948 type qualifiers for function types.
26950 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26952 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26953 loop_iterator li from previous commit.
26955 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26957 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26959 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26961 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26962 (parallelize_loops): Don't parallelize irreducible components.
26964 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26967 * c-opts (c_common_post_options): Do not enable CPP
26968 flag_pedantic_errors by default.
26970 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26972 PR rtl-optimization/31944
26973 * cse.c (remove_pseudo_from_table): New function.
26974 (merge_equiv_classes): Use above function to remove pseudo-registers.
26975 (invalidate): Likewise.
26977 2008-01-13 Richard Guenther <rguenther@suse.de>
26979 PR middle-end/34601
26980 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26981 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26983 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26985 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26986 validate_change to unshare the source of the PC set.
26988 2008-01-12 Jan Hubicka <jh@suse.cz>
26990 PR middle-end/32135
26991 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26992 references above array bounds. This might trigger bounds checks for
26993 pointers to arrays.
26995 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26997 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26998 new_replaceable_dependencies.
27000 2008-01-12 Doug Kwan <dougkwan@google.com>
27002 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27003 instead of OPT_Wreturn_type in warning due to ignored return type
27005 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27006 options included in -Wextra.
27007 * c.opt: New option -Wignored_qualifiers.
27008 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27009 -Wignore_qualifiers.
27010 (-Wignored-qualifiers): Document.
27011 (-Wreturn-type): Remove description of functionality now handled
27012 by -Wignored-qualifiers.
27014 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27017 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27018 NOP_EXPR if it is between integral types with the same precision.
27020 2008-01-12 Jan Hubicka <jh@suse.cz>
27023 * invoke.texi (max-inline-recursive-depth): Fix default value.
27025 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27027 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27030 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27032 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27034 2008-01-11 James E. Wilson <wilson@specifix.com>
27037 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27039 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27041 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27042 save/restore frame pointer register and don't use 'call-prologues'
27043 optimization in function with "OS_task" attribute.
27045 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27047 PR middle-end/31309
27048 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27049 when copying to memory.
27051 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27053 PR rtl-optimization/30905
27054 * cfgcleanup.c: Include dce.h
27055 (crossjumps_occured): New global variable.
27056 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27057 If something changed, set crossjumps_occured to true.
27058 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27059 Don't add/remove fake edges to exit here...
27060 (cleanup_cfg): ...but do it here, when crossjumping.
27061 Run a fast DCE when successful crossjumps occured in the latest
27062 iteration of try_optimize_cfg.
27064 2008-01-11 Richard Guenther <rguenther@suse.de>
27066 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27067 (struct vn_unary_op_s): Likewise.
27068 (vn_reference_insert): Free old reference on hash collision.
27070 2008-01-10 Raksit Ashok <raksit@google.com>
27072 PR rtl-optimization/27971
27073 * combine.c (find_split_point): Split PLUS expressions which are
27074 inside a MEM rtx, and whose first operand is complex.
27076 2008-01-10 DJ Delorie <dj@redhat.com>
27078 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27079 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27080 (m32c_hard_regno_ok): Call the underlying function.
27082 2008-01-10 Richard Guenther <rguenther@suse.de>
27084 PR middle-end/34683
27085 * tree-cfg.c (tree_merge_blocks): Do not go through the
27086 full-blown folding and stmt updating path if we just deal
27087 with virtual operands.
27088 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27089 test for abnormal SSA_NAMEs.
27091 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27093 PR middle-end/34641
27094 * reload.c (push_reload): Add assertions. All constants from
27095 reg_equiv_constant should have been used for replacing the respective
27097 (find_reloads_address): Invoke find_reloads_address_part for
27098 constant taken from the reg_equiv_constant array.
27100 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27102 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27103 field (valnum) the first in the struct. Replace bools with
27106 2008-01-10 Richard Guenther <rguenther@suse.de>
27108 PR tree-optimization/34651
27109 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27110 types and ordering for masking and converting.
27112 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27114 PR tree-optimization/34017
27115 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27116 also for PHI_NODE expressions.
27118 2008-01-09 Jan Hubicka <jh@suse.cz>
27120 PR tree-optimization/34708
27121 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27122 based on number of case labels.
27123 (init_inline_once): Remove switch_cost.
27124 * tree-inline.h (eni_weights_d): Remove switch_cost.
27126 2008-01-09 Richard Guenther <rguenther@suse.de>
27127 Andrew Pinski <andrew_pinski@playstation.sony.com>
27129 PR middle-end/30132
27130 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27131 temporary if an rvalue is ok or an lvalue is not required.
27133 2008-01-09 Richard Guenther <rguenther@suse.de>
27135 PR middle-end/34458
27136 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27137 adjust return type.
27139 2008-01-09 Richard Guenther <rguenther@suse.de>
27141 PR middle-end/34679
27142 * tree.c (host_integerp): Check for sizetype only if the
27143 type is an integer type.
27145 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27148 * opts.c (decode_options): Disable inlining of functions called
27149 once if not in unit-at-a-time mode.
27151 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27153 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27155 2008-01-08 Richard Guenther <rguenther@suse.de>
27157 PR middle-end/31863
27158 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27159 out early if the result will be unused.
27161 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27166 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27167 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27170 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27172 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27173 for vectorization tuned.
27175 2008-01-08 Richard Guenther <rguenther@suse.de>
27177 PR tree-optimization/34683
27178 * tree-ssa-operands.c (operand_build_cmp): Export.
27179 * tree-ssa-operands.h (operand_build_cmp): Declare.
27180 * tree-vn.c (vuses_compare): Remove.
27181 (sort_vuses): Use operand_build_cmp.
27182 (sort_vuses_heap): Likewise.
27183 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27184 to re-use old VEC if available. Do not sort already sorted VUSEs.
27185 (vdefs_to_vec): Do not sort already sorted VDEFs.
27187 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27189 PR middle-end/34694
27190 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27192 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27195 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27196 limitations of reciprocal sequences on x86 targets.
27198 2008-01-08 Richard Guenther <rguenther@suse.de>
27200 PR tree-optimization/34683
27201 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27203 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27206 * config/darwin.c (darwin_mergeable_string_section): Don't use
27207 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27209 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27212 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27213 negxf2. Macroize expander using X87MODEF mode iterator. Change
27214 predicates of op0 and op1 to register_operand.
27215 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27216 expander using X87MODEF mode iterator. Change predicates of
27217 op0 and op1 to register_operand.
27218 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27219 corresponding patterns and macroize using MODEF macro. Change
27220 predicates of op0 and op1 to register_operand and remove
27221 "m" constraint. Disparage "r" alternative with "!".
27222 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27223 macroize using X87MODEF macro. Change predicates of op0 and op1
27224 to register_operand and remove "m" constraint. Disparage "r"
27225 alternative with "!".
27226 (absneg splitter with memory operands): Remove.
27227 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27228 patterns and macroize using X87MODEF mode iterator.
27229 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27230 Change predicate of op1 to register_operand.
27231 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27232 for memory operands.
27234 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27236 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27238 2008-01-07 Richard Guenther <rguenther@suse.de>
27240 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27243 2008-01-07 Richard Guenther <rguenther@suse.de>
27245 PR tree-optimization/34683
27246 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27247 VOPs of the needed size to save memory. Use VEC_quick_push
27248 to save compile-time.
27249 (vdefs_to_vec): Likewise.
27251 2008-01-07 Sa Liu <saliu@de.ibm.com>
27253 * config/spu/spu.md (divdf3): Genetate inline code for double
27254 division. The implementation doesn't handle INF or NAN, therefore it
27255 only applies when -ffinite-math-only is given.
27257 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27260 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27261 * doc/cpp.texi ([Common Predefined Macros]): Document.
27263 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27265 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27266 order to use commutative addition instead of subtraction.
27268 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27269 Mircea Namolaru <namolaru@il.ibm.com>
27270 Vladimir Yanovsky <yanov@il.ibm.com>
27271 Revital Eres <eres@il.ibm.com>
27273 PR tree-optimization/34263
27274 * tree-outof-ssa.c (process_single_block_loop_latch,
27275 contains_tree_r): New functions.
27276 (analyze_edges_for_bb): Call process_single_block_loop_latch
27277 function to empty single-basic-block latch block if possible.
27279 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27281 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27283 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27285 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27287 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27289 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27291 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27293 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27295 PR tree-optimization/34618
27296 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27299 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27302 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27303 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27304 Update copyright year.
27306 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27307 Update copyright year.
27308 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27311 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27313 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27314 edge does not point to current bb before changing need_assert.
27316 2008-01-04 Richard Guenther <rguenther@suse.de>
27318 PR middle-end/34029
27319 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27320 for verifying purposes if they are is_gimple_min_invariant.
27322 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27324 PR tree-optimization/34448
27325 PR tree-optimization/34465
27326 * gimplify.c (gimplify_init_constructor): Add new parameter
27327 notify_temp_creation. Use it.
27328 (gimplify_modify_expr_rhs): Take volatiles into account when
27329 optimizing constructors.
27330 Do not optimize constructors if gimplify_init_constructor will dump to
27332 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27333 * gcc.c-torture/compile/pr34448.c: New.
27335 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27337 PR gcov-profile/34609
27338 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27339 return_slot if result is TREE_ADDRESSABLE.
27341 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27343 * config/mips/mips.md (sqrt_condition): Tweak comment.
27344 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27346 2008-01-03 Tom Tromey <tromey@redhat.com>
27349 * c-common.c (c_type_hash): Handle VLAs.
27351 2008-01-03 Jan Hubicka <jh@suse.cz>
27353 PR tree-optimization/31081
27354 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27355 0 when inlining and not inlining to first basic block.
27356 (remap_decl): When var is initialized to 0, don't set default_def.
27357 (expand_call_inline): Set entry_bb.
27358 * tree-inline.h (copy_body_data): Add entry_bb.
27360 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27363 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27366 PR tree-optimization/29484
27367 * tree-inline.c (inline_forbidden_p_2): New function.
27368 (inline_forbidden_p): Disallow inlining if some static var
27369 has an address of a local LABEL_DECL in its initializer.
27370 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27373 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27375 PR tree-optimization/34635
27376 * tree-data-ref.c (add_other_self_distances): Make sure that the
27377 evolution step is constant.
27379 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27381 PR middle-end/34608
27382 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27384 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27386 * tree-sra.c (scalarize_init): Insert the generate_element_init
27387 statements after the generate_element_zero statements.
27389 2008-01-02 Richard Guenther <rguenther@suse.de>
27391 PR middle-end/34093
27392 PR middle-end/31976
27393 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27394 for very large number of operands instead of ICEing.
27396 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27399 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27400 while stack probing.
27402 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27404 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27407 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27409 PR libmudflap/26442
27410 * tree-mudflap.c (mx_register_decls): Guard warning by
27411 !DECL_ARTIFICIAL check.
27413 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27415 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27416 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27417 sse5_perm<mode>): Fix constraints.