1 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
3 * regrename.c (merge_overlapping_regs): Add registers artificially
4 defined at the top of the basic block to the set of live ones just
7 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
8 Joey Ye <joey.ye@intel.com>
11 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
12 false if we need to align the outgoing stack.
13 (ix86_update_stack_boundary): Check parm_stack_boundary.
15 2008-11-25 Richard Guenther <rguenther@suse.de>
19 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
20 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
21 in favor of dereferenced_ptrs.
22 (init_alias_info): Adjust.
23 (delete_alias_info): Likewise.
24 (compute_flow_insensitive_aliasing): Properly
25 include all aliased variables.
26 (update_alias_info_1): Use dereferenced_ptrs.
27 (setup_pointers_and_addressables): Likewise.
28 (get_smt_for): Honor ref-all pointers and pointers with known alias
30 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
32 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
35 * config/i386/sync.md (memory_barrier_nosse): New insn
36 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
38 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
40 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
42 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
44 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
46 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
49 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
50 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
52 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
54 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
56 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
60 * config/i386/sync.md (memory_barrier): New expander.
62 2008-11-24 Jakub Jelinek <jakub@redhat.com>
65 * dse.c (find_shift_sequence): Optimize extraction from a constant.
67 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
69 * pa.c (function_arg): Revert 2008-10-26 change.
71 2008-11-23 Helge Deller <deller@gmx.de>
73 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
74 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
75 succeeded and lws_ret is not equal to oldval.
77 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
79 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
81 2008-11-22 Andreas Schwab <schwab@suse.de>
83 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
86 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
88 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
89 Use constant 1 as the operand.
90 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
91 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
92 gen_rdhwr_synci_step_di depending on the size of Pmode.
94 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
97 * config/i386/i386.md (SWI248): New mode iterator.
98 (SWI32): Remove mode iterator.
99 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
100 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
101 iterator. Generate popcnt mnemonic without mode extensions
102 for Darwin x86 targets.
103 (*popcount<mode>2_cmp): Ditto.
104 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
105 extensions for Darwin x86 targets.
107 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
109 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
110 only if HAVE_AS_SPARC_UA_PCREL is defined.
112 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
114 * ira-costs.c (find_allocno_class_costs): Work out the maximum
115 allocno_costs value of the classees with the lowest total_costs
116 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
117 (setup_allocno_cover_class_and_costs): ...rather than here.
118 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
121 2008-11-22 Jakub Jelinek <jakub@redhat.com>
124 * builtins.c (expand_builtin_apply_args): Emit sequence before
125 parm_birth_insn instead of after entry_of_function's first insn.
128 * function.c (assign_parm_remove_parallels): Pass
129 data->passed_type as third argument to emit_group_store.
132 * final.c (mark_symbol_refs_as_used): New function.
133 * output.h (mark_symbol_refs_as_used): New prototype.
134 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
135 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
136 * config/arm/arm.md (consttable_4): Likewise.
139 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
141 2008-11-21 Jakub Jelinek <jakub@redhat.com>
144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
145 propagate x = &a into *x = b if conversion from b to a's type is
148 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
150 * caller-save.c (insert_one_insn): Take into account REG_INC notes
151 for the liveness computation of the new insn.
153 2008-11-21 DJ Delorie <dj@redhat.com>
155 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
156 Moves to/from below100 space (W) can only use r0-r7.
158 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
161 * doc/invoke.texi (Optimization Options): Fix typo.
163 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
164 Xuepeng Guo <xuepeng.guo@intel.com>
166 * config.gcc (extra_headers): For x86 and x86-64, remove
167 gmmintrin.h, add immintrin.h and avxintrin.h.
169 * config/i386/gmmintrin.h: Renamed to ...
170 * config/i386/avxintrin.h: This. Issue an error if
171 _IMMINTRIN_H_INCLUDED is undedined.
173 * config/i386/immintrin.h: New.
175 2008-11-21 Jakub Jelinek <jakub@redhat.com>
178 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
179 mode of PLUS, not mode of the eliminated register.
181 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
184 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
185 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
186 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
187 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
188 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
189 (*nand<mode>3): Rename to *andnot<mode>3.
190 (*nandtf3): rename to *andnottf3.
191 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
192 Use CODE_FOR_mmx_andnotv2si3.
193 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
194 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
195 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
196 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
197 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
199 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
202 * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND
203 case by calculating ~(new_reg & val) instead of (~new_reg & val).
204 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
205 to (not:IMODE (and:IMODE (...))).
206 (sync_old_nand<mode>): Ditto.
207 (sync_new_nand<mode>): Ditto.
209 2008-11-20 Joseph Myers <joseph@codesourcery.com>
211 * config/arm/thumb2.md (thumb2_casesi_internal,
212 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
214 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
216 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
217 nand to the changed 4.4 semantic.
219 2008-11-20 Jakub Jelinek <jakub@redhat.com>
222 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
223 (fold_builtin_memory_op): Handle even the case where just one
224 of src and dest is an address of a var decl component, using
225 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
226 and readonly_data_expr src check.
227 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
230 PR rtl-optimization/36998
231 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
232 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
233 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
234 stack_adjust_offset callers.
235 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
237 (compute_barrier_args_size): Handle insns in annulled branches
240 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
244 Handle cases when integer argument crosses argument register boundary.
246 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
249 * config.gcc (i[34567]86-*-solaris2*): Don't include
250 i386/t-crtstuff here.
251 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
252 * config/i386/t-sol2: Move to libgcc/config/i386.
254 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
257 * tlink.c: Include "libiberty.h".
258 (initial_cwd): Change type into char *.
259 (tlink_init): Call getpwd instead of getcwd.
261 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
263 PR rtl-optimization/32283
264 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
265 of the induction variable to decide whether it may wrap.
266 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
267 initialization of the bound before the loop.
268 * simplify-rtx.c (simplify_binary_operation_1): Add two
269 simplifications regarding AND.
270 (simplify_plus_minus): Only fail if no simplification is possible.
271 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
273 2008-11-20 Jakub Jelinek <jakub@redhat.com>
276 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
277 checking until GIMPLE lowering.
278 * gimple-low.c (check_call_args): New function.
279 (lower_stmt) <case GIMPLE_CALL>: Call it.
281 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
283 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
284 with the same type as the first operand of the AND expression.
286 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
289 * ira-int.h (struct ira_loop_tree_node): New member
290 entered_from_non_parent_p.
292 * ira-color.c (print_loop_title): Print loop bbs.
294 * ira-emit.c (entered_from_non_parent_p,
295 setup_entered_from_non_parent_p): New functions.
296 (not_modified_p): Rename to store_can_be_removed_p. Check there
298 (generate_edge_moves): Use store_can_be_removed_p instead of
300 (ira_emit): Call setup_entered_from_non_parent_p.
302 * ira-build.c (copy_info_to_removed_store_destinations):
303 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
304 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
305 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
306 update all accumulated attributes.
308 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
311 * ira-int.h (ira_copy_allocno_live_range_list,
312 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
313 ira_finish_allocno_live_range_list): New prototypes.
314 (ira_allocno_live_ranges_intersect_p,
315 ira_pseudo_live_ranges_intersect_p): Remove.
317 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
318 ira_pseudo_live_ranges_intersect_p): Rename to
319 allocnos_have_intersected_live_ranges_p and
320 pseudos_have_intersected_live_ranges_p. Move them from here to ...
322 * ira-color.c: ... here
323 (coalesced_allocno_conflict_p): Use
324 allocnos_have_intersected_live_ranges_p.
325 (coalesced_allocnos_living_at_program_points,
326 coalesced_allocnos_live_at_points_p,
327 set_coalesced_allocnos_live_points): Remove.
328 (slot_coalesced_allocnos_live_ranges,
329 slot_coalesced_allocno_live_ranges_intersect_p,
330 setup_slot_coalesced_allocno_live_ranges): New.
331 (coalesce_spill_slots): Use ranges of coalesced allocnos.
332 (ira_sort_regnos_for_alter_reg): Use
333 allocnos_have_intersected_live_ranges_p.
334 (ira_reuse_stack_slot): Use
335 pseudos_have_intersected_live_ranges_p.
337 * global.c (pseudo_for_reload_consideration_p): Check
338 flag_ira_share_spill_slots too.
340 * ira-build.c (copy_allocno_live_range_list): Rename to
341 ira_copy_allocno_live_range_list. Make it external.
342 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
344 (ira_allocno_live_ranges_intersect_p): New.
345 (ira_finish_allocno_live_range_list): New.
346 (finish_allocno): Use it.
347 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
348 (copy_info_to_removed_store_destinations): Ditto. Use
349 ira_copy_allocno_live_range_list.
350 (ira_flattening): Use ira_merge_allocno_live_ranges.
352 * ira.c (too_high_register_pressure_p): New function.
353 (ira): Switch off sharing spill slots if the pressure is too high.
355 2008-11-19 Richard Guenther <rguenther@suse.de>
357 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
358 non-sizetype offsets if their precision matches that of the pointer.
359 * expr.c (expand_expr_real_1): Always sign-extend the offset
360 operand of a POINTER_PLUS_EXPR.
362 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
364 * config.gcc: Unobsolete mips-sgi-irix[56]*.
365 (mips-sgi-irix[56]*): No need to use fixproto.
367 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
368 Paul Brook <paul@codesourcery.com>
370 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
373 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
375 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
377 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
380 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
381 (separate_decls_in_region): Create shared struct even when there
384 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
386 * config/picochip/picochip.c (headers): Remove an unnecessary
389 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
392 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
393 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
395 * config/m68k/m68k.md: Adjust all conditional branches that use the
396 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
398 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
401 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
402 is a register or zero operand in the correct mode before generating
403 mtch1 insn or a register operand in the correct mode before generating
405 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
407 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
409 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
410 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
411 mipsisa*-*-elf*. Handle mipsisa64r2*.
412 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
413 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
415 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
416 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
418 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
419 Fix mips16 if mips64 or mips64r2 are multilib defaults.
420 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
423 2008-11-18 Jakub Jelinek <jakub@redhat.com>
426 * config/i386/i386.md (allocate_stack_worker_32,
427 allocate_stack_worker_64): Don't use match_dup between input and
429 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
430 * config/i386/i386.c (ix86_expand_prologue): Likewise.
432 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
434 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
435 is forced when trying to do a symbol link for it.
437 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
439 * expmed.c (extract_bit_field_1): Also use a temporary and
440 convert_extracted_bit_field when the conversion from ext_mode to
441 the target mode requires explicit truncation.
443 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
445 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
447 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
448 registers when not optimizing.
450 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
452 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
453 and its associated define_split. Expose the all-d alternative
454 to the register allocator, but mark it with "?". Mark the first
455 alternative with "*?*?".
456 (*mul_sub_si): Likewise.
457 (*mul_acc_si_r3900): New pattern.
459 2008-11-17 Jakub Jelinek <jakub@redhat.com>
462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
463 propagating x = &a into *x = b, add a cast if not useless
464 type conversion or don't optimize if another stmt would be
467 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
470 * optabs.c (expand_sync_operation): Properly handle NAND case
471 by calculating ~(t1 & val) instead of (~t1 & val).
472 * builtins.c (expand_builtin_sync_operation): Warn for changed
473 semantics in NAND builtins.
474 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
476 * doc/invoke.texi (Warning options): Add Wsync-nand.
477 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
478 __sync_fetch_and_nand builtin operation in the example. Add a note
479 about changed semantics in GCC 4.4.
480 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
481 operation in the example. Add a note about changed semantics in
484 2008-11-16 Jan Hubicka <jh@suse.cz>
486 * cgraph.c (cgraph_function_body_availability): Fix test of externally
489 2008-11-16 Joshua Kinard <kumba@gentoo.org>
491 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
494 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
497 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
498 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
500 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
501 rather than call_really_used_regs when handling $gp.
503 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
506 * config/mips/mips.c (machine_function): Update the comment
507 above global_pointer.
508 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
509 that a function doesn't need a global pointer.
510 (mips_current_loadgp_style): Update accordingly.
511 (mips_restore_gp): Likewise.
512 (mips_output_cplocal): Likewise.
513 (mips_expand_prologue): Likewise.
515 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
517 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
518 parameter. Use DImode for computing the number of registers.
519 (function_arg): Adjust for above change.
520 (function_value): Likewise.
522 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
524 PR tree-optimization/37950
525 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
526 not computed for the current function.
528 2008-11-15 Jakub Jelinek <jakub@redhat.com>
531 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
532 gpr and other COMPONENT_REFs.
534 2008-11-15 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/38051
537 * tree-ssa-alias.c (update_alias_info_1): Manually find
540 2008-11-15 Joshua Kinard <kumba@gentoo.org>
542 * doc/invoke.texi (-mfix-r10000): Document.
543 * config/mips/mips.opt (mfix-r10000): New option.
544 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
545 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
546 (MIPS_COMPARE_AND_SWAP_12): Likewise.
547 (MIPS_SYNC_OP): Likewise.
548 (MIPS_SYNC_OP_12): Likewise.
549 (MIPS_SYNC_OLD_OP_12): Likewise.
550 (MIPS_SYNC_NEW_OP_12): Likewise.
551 (MIPS_SYNC_OLD_OP): Likewise.
552 (MIPS_SYNC_NAND): Likewise.
553 (MIPS_SYNC_OLD_NAND): Likewise.
554 (MIPS_SYNC_EXCHANGE): Likewise.
555 (MIPS_SYNC_EXCHANGE_12): Likewise.
556 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
558 (MIPS_SYNC_NEW_NAND): Likewise.
559 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
560 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
561 (mips_output_sync_loop): New function.
562 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
563 Make -mfix-r10000 require branch-likely instructions.
564 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
565 mips_output_sync_loop.
566 (compare_and_swap_12): Likewise.
567 (sync_add<mode>): Likewise.
568 (sync_<optab>_12): Likewise.
569 (sync_old_<optab>_12): Likewise.
570 (sync_new_<optab>_12): Likewise.
571 (sync_nand_12): Likewise.
572 (sync_old_nand_12): Likewise.
573 (sync_new_nand_12): Likewise.
574 (sync_sub<mode>): Likewise.
575 (sync_old_add<mode>): Likewise.
576 (sync_old_sub<mode>): Likewise.
577 (sync_new_add<mode>): Likewise.
578 (sync_new_sub<mode>): Likewise.
579 (sync_<optab><mode>): Likewise.
580 (sync_old_<optab><mode>): Likewise.
581 (sync_new_<optab><mode>): Likewise.
582 (sync_nand<mode>): Likewise.
583 (sync_old_nand<mode>): Likewise.
584 (sync_new_nand<mode>): Likewise.
585 (sync_lock_test_and_set<mode>): Likewise.
586 (test_and_set_12): Likewise.
588 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
590 * gcc.c (cc1_options): Fix comment.
592 2008-11-15 Jakub Jelinek <jakub@redhat.com>
595 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
596 argtype instead of result_type.
598 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
600 * ira-int.h (struct ira_loop_tree_node): Improve comments for
601 subloop_next/next and subloops/childen fields.
603 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
605 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
606 (STANDARD_INCLUDE_DIR): Redefine to "/include".
607 (LOCAL_INCLUDE_DIR): Undefine.
608 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
610 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
612 PR rtl-optimization/37397
613 * ira-int.h (struct ira_allocno): New member bad_spill_p.
614 (ALLOCNO_BAD_SPILL_P): New macro.
616 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
618 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
619 (create_cap_allocno, propagate_allocno_info,
620 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
621 (update_bad_spill_attribute): New function.
622 (ira_build): Call it.
624 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
626 2008-11-14 Jakub Jelinek <jakub@redhat.com>
628 PR tree-optimization/38104
629 * gimplify.c (gimple_regimplify_operands): Add referenced vars
630 before calling mark_symbols_for_renaming, not after it.
632 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
634 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
635 (OVERRIDE_OPTIONS): Likewise.
637 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
638 Andrew Stubbs <ams@codesourcery.com>
639 Gunnar Von Boehn <gunnar@genesi-usa.com>
642 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
643 the shorter LEA insn over ADD.L where possible.
645 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
647 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
648 systems, which are assumend to always provide SSP-support in glibc.
649 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
651 * configure: Regenerate.
653 2008-11-14 Jakub Jelinek <jakub@redhat.com>
656 * function.c (gimplify_parameters): For callee copies parameters,
657 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
659 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
662 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
663 x86 parts into the `i[34567]86-*-linux*' and parts that are
664 independent of the processor architecture into the `*-*-linux*' cases.
665 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
666 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
667 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
668 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
669 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
670 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
671 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
673 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
675 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
676 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
677 (ls2_idiv): Likewise idiv3.
678 (ls2_prefetch): New reservation.
679 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
680 * config/mips/mips.md (type): Add imul3nc and idiv3.
681 (length): Handle idiv3.
682 (any_mod): New code_iterator.
683 (u): Handle MOD and UMOD.
684 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
685 (prefetch): Handle TARGET_LOONGSON_2EF.
687 2008-11-13 Jakub Jelinek <jakub@redhat.com>
690 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
691 (prune_unused_types_walk): Call it for non-perennial local classes.
692 Set die_mark to 2 if recursing on children. If die_mark is 1 on
693 entry, just set it to 2 and recurse on children, don't walk attributes
696 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
698 * c-common.c (warn_about_parentheses): Add missing whitespace
701 2008-11-13 Paul Brook <paul@codesourcery.com>
703 * doc/invoke.texi: Document --fix-cortex-m3.
704 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
705 Cortex-M3 cpu is selected.
706 (output_move_double): Avoid overlapping base register and first
707 destination register when fix_cm3_ldrd.
708 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
710 2008-11-13 Jakub Jelinek <jakub@redhat.com>
713 * gimple.h (gimple_range_check_failed): Remove prototype.
714 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
716 (gimple_range_check_failed): Removed.
718 2008-11-13 Andrew Haley <aph@redhat.com>
721 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
724 2008-11-12 Jakub Jelinek <jakub@redhat.com>
728 2007-05-07 Mike Stump <mrs@apple.com>
729 * doc/invoke.texi (Warning Options): Document that -Wempty-body
730 also checks for and while statements in C++.
732 2008-11-12 Dodji Seketeli <dodji@redhat.com>
735 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
736 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
737 - which clones are reachable - as "abstract and needed".
738 * cgraph.c (cgraph_release_function_body): If a node is
739 "abstract and needed", do not release its DECL_INITIAL() content
740 that will be needed to emit debug info.
742 2008-11-12 Steve Ellcey <sje@cup.hp.com>
745 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
746 to set HAVE_GETIPINFO.
747 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
748 * configure: Regenerate.
749 * config.in: Regenerate.
751 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
754 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
756 2008-11-12 Jakub Jelinek <jakub@redhat.com>
759 2008-10-21 Jakub Jelinek <jakub@redhat.com>
760 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
762 2008-11-12 Jason Merrill <jason@redhat.com>
765 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
768 2008-11-12 Anatoly Sokolov <aesok@post.ru>
770 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
771 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
773 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
774 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
776 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
778 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
779 packed-stack special handling.
780 (FRAME_ADDR_RTX): Add definition.
782 2008-11-12 Jakub Jelinek <jakub@redhat.com>
785 * fold-const.c (native_encode_string): New function.
786 (native_encode_expr): Use it for STRING_CST.
788 2008-11-12 DJ Delorie <dj@redhat.com>
790 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
791 insns if the intermediate value will be used later.
793 2008-11-12 Andreas Schwab <schwab@suse.de>
795 * config/m68k/m68k.c (print_operand): Mask off extra extension
796 bits when writing out the representation of real values.
798 2008-11-12 Ira Rosen <irar@il.ibm.com>
800 PR tree-optimization/38079
801 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
804 2008-11-12 Jakub Jelinek <jakub@redhat.com>
807 * c-pretty-print.c (pp_c_complex_expr): New function.
808 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
811 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
812 than INNER and INNER is a constant, forcibly align INNER as much
815 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
817 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
819 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
821 PR rtl-optimization/37363
822 * simplify-rtx.c (simplify_plus_minus): Don't create
823 (const (minus ...)) expresisons.
825 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
827 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
830 2008-11-10 Catherine Moore <clm@codesourcery.com>
832 * config.gcc (mips64vrel-*-elf*): Include the tm_file
834 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
835 (BASE_DRIVER_SELF_SPECS): Remove.
836 (DRIVER_SELF_SPECS): New definition.
837 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
838 BASE_DRIVER_SELF_SPECS.
839 * config/mips/sde.h: Likewise.
840 * config/mips/iris6.h: Likewise.
841 * config/mips/vr.h: Likewise.
842 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
844 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
846 PR rtl-optimizations/37948
847 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
848 (ira_create_copy, ira_add_allocno_copy): New parameter.
850 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
851 to ira_add_allocno_copy.
852 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
853 parameter to process_regs_for_copy.
854 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
855 Fix typo in passing second allocno to ira_add_allocno_copy.
857 * ira-color.c (update_conflict_hard_regno_costs): Use head of
858 coalesced allocnos list.
859 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
861 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
862 (add_ira_allocno_to_ordered_bucket): Rename to
863 add_allocno_to_ordered_bucket.
864 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
865 head of coalesced allocnos list.
866 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
867 Check that it is aready calculated.
868 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
869 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
871 (coalesce_allocnos): Do extended coalescing too.
873 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
874 parameter to ira_add_allocno_copy.
876 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
878 (print_copy): Print copy origination too.
880 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
883 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
885 PR rtl-optimization/37514
886 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
887 flag_ira_share_spill_slots to 2 if it's already non-zero.
888 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
889 flag_ira_share_spill_slots is 2.
891 2008-11-10 Kevin Buettner <kevinb@redhat.com>
893 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
894 (prologue_enter_32): Set FB to SP - 4.
896 2008-11-10 DJ Delorie <dj@redhat.com>
898 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
899 constraint for single-bit-clear in lower byte of HI constant, vs
900 Imb which just ignores the upper byte.
901 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
902 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
903 (iorhi3_16): Check for single bit set, not single bit clear.
905 2008-11-10 Janis Johnson <janis187@us.ibm.com>
907 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
909 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
911 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
913 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
914 values living in memory and use more precise alignment information.
916 2008-11-10 Jakub Jelinek <jakub@redhat.com>
919 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
920 after __mf_check call if the call must end a bb.
922 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
926 * combine.c (force_to_mode): Do not process vector types.
928 * rtlanal.c (nonzero_bits1): Do not process vector types.
929 (num_sign_bit_copies1): Likewise.
931 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
933 * config/i386/gnu.h: Add copyright and licensing header.
934 * config/gnu.h: Likewise.
936 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
938 * fwprop.c (fwprop_done): Call df_remove_problem.
940 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
943 * tree-scalar-evolution.c (instantiate_scev_1): Return
944 chrec_dont_know for VL_EXP_CLASS_P.
946 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
948 * reg-stack.c (reg_to_stack): Add missing braces in memset
951 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
953 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
954 (NO_PROFILE_COUNTERS): New define.
956 2008-11-06 David Edelsohn <edelsohn@gnu.org>
959 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
961 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
964 * config/sparc/constraints.md (D): New.
965 * config/sparc/predicates.md (const_double_or_vector_operand): New.
966 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
968 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
969 Use the 'D' constraint in addition to 'F' in some alternatives.
970 (DF splitter): Generalize for V64mode.
971 * doc/md.texi (SPARC): Document the 'D' constraint.
973 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
975 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
977 2008-11-06 Ben Elliston <bje@au.ibm.com>
979 * gcc.c: Remove ancient comment about a bug in Sun cc.
981 2008-11-05 Janis Johnson <janis187@us.ibm.com>
983 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
985 2008-11-06 Ben Elliston <bje@au.ibm.com>
987 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
989 2008-11-06 Ben Elliston <bje@au.ibm.com>
991 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
994 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
997 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1000 2008-11-05 Martin Jambor <mjambor@suse.cz>
1003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1004 pointer arithmetics into array_ref if the array is accessed
1005 through an indirect_ref.
1007 2008-11-05 Richard Guenther <rguenther@suse.de>
1010 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1011 qualified pointer conversion before stripping qualifiers.
1012 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1013 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1014 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1017 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1018 properly canonicalize binary ops.
1019 (forward_propagate_addr_expr_1): Use
1020 may_propagate_address_into_dereference.
1022 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1025 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1026 Initialize uninitialized input registers with a NaN.
1028 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1032 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1034 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1038 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1039 exits and conditions.
1040 * testsuite/gcc.dg/graphite/pr37943.c: New.
1042 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1043 Andrew Pinski <andrew_pinski@playstation.sony.com>
1046 * c-common.c (warn_for_sign_compare): For complex result_type
1047 use component's type.
1049 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1051 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1053 * print-tree.c (print_node): Don't print DECL_INITIAL
1057 * c-common.c (parse_optimize_options): Save and restore
1058 flag_strict_aliasing around decode_options call.
1060 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1063 (host_detect_local_cpu): Use it instead of casted strings to
1064 compare vendor signatures.
1066 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1069 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1070 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1072 2008-11-03 Catherine Moore <clm@codesourcery.com>
1074 * config/mips.c (mips_conditional_register_usage): Handle the
1075 DSP control register.
1076 * doc/extend.texi: Document the DSP control register.
1078 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1079 Jakub Jelinek <jakub@redhat.com>
1081 * omp-low.c (expand_omp_for_generic): If iter_type has different
1082 precision than type and type is a pointer type, cast n1 and n2
1083 first to an integer type with the same precision as pointers
1084 and only afterwards to iter_type.
1086 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1088 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1089 (UNSPEC_GOTSYM_OFF): New unspec.
1090 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1091 (pic_add_dot_plus_eight): Likewise.
1092 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1093 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1094 UNSPEC_PIC_BASE operands.
1095 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1096 (arm_output_addr_const_extra): Handle it.
1098 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1100 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1101 integer class to full integer class if the offset is not word-aligned.
1103 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1106 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1108 (doloop_optimize): Update call to doloop_modify.
1110 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1112 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1114 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1117 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1118 gcc_cv_as_cfi_directive.
1119 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1120 merging read-only and read-write sections or assembler emits
1121 read-write .eh_frame sections.
1122 * configure: Regenerate.
1124 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1127 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1129 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1131 (rs6000_emit_prologue): Invert logic.
1132 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1133 (reg:P 11) instead of match_operand.
1134 (*save_fpregs_<mode>): Likewise.
1135 (*restore_gpregs_<mode>): Likewise.
1136 (*return_and_restore_gpregs_<mode>): Likewise.
1137 (*return_and_restore_fpregs_<mode>): Likewise.
1138 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1139 (reg:P 11) insted of match_operand.
1140 (*restore_gpregs_spe): Likewise.
1141 (*return_and_restore_gpregs_spe): Likewise.
1143 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1145 PR tree-optimization/37684
1146 * gcc.dg/graphite/pr37684.c: New.
1147 * graphite.c (exclude_component_ref): New.
1148 (is_simple_operand): Call exclude_component_ref.
1150 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1152 PR tree-optimization/36908
1153 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1154 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1155 (number_of_rw_in_partition): New.
1156 (partition_contains_all_rw): New.
1157 (ldist_gen): Do not distribute when one of the partitions
1158 contains all the memory operations.
1160 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1162 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1163 EDGE_IRREDUCIBLE_LOOP.
1165 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1167 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1168 where we have one entry point in the loop which isn't the head.
1170 2008-11-03 Richard Guenther <rguenther@suse.de>
1173 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1175 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1178 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1179 for ipa and simple ipa passes.
1181 2008-11-02 Richard Guenther <rguenther@suse.de>
1183 PR tree-optimization/37542
1184 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1185 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1186 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1187 (vn_nary_op_insert_stmt): Likewise.
1188 (visit_use): Likewise.
1190 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1192 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1194 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1195 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1196 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1197 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1198 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1199 peephole2's): Replace unspec with rotate.
1200 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1202 2008-11-02 Richard Guenther <rguenther@suse.de>
1204 PR tree-optimization/37991
1205 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1206 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1207 (set_ssa_val_to): Print if the value changed.
1208 (simplify_binary_expression): Strip useless conversions.
1210 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1213 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1216 2008-11-01 Richard Guenther <rguenther@suse.de>
1219 * builtins.c (fold_builtin_strspn): Return a size_t.
1220 (fold_builtin_strcspn): Likewise.
1222 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1224 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1225 attribute for struct return convention.
1227 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1229 * config/rs6000/crtsavres.asm: Really, really delete.
1231 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1233 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1235 (rs6000_emit_prologue): Invert logic.
1236 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1237 (reg:P 11) instead of match_operand.
1238 (*save_fpregs_<mode>): Likewise.
1239 (*restore_gpregs_<mode>): Likewise.
1240 (*return_and_restore_gpregs_<mode>): Likewise.
1241 (*return_and_restore_fpregs_<mode>): Likewise.
1242 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1243 (reg:P 11) insted of match_operand.
1244 (*restore_gpregs_spe): Likewise.
1245 (*return_and_restore_gpregs_spe): Likewise.
1247 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1249 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1250 list of word switches that take args.
1252 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1254 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1255 (s390_output_pool_entry): Call it through for_each_rtx.
1258 * expr.c (store_constructor): For vectors, if target is a MEM, use
1259 target's MEM_ALIAS_SET instead of elttype alias set.
1261 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1264 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1267 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1270 * config/rs6000/predicates.md (word_offset_memref_operand):
1271 Restructure code and look inside auto-inc/dec addresses.
1273 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1276 * libgcov.c ( __gcov_indirect_call_profiler): Check
1277 TARGET_VTABLE_USES_DESCRIPTORS.
1279 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1281 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1282 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1283 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1284 offset if eliminating soft frame pointer.
1285 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1286 (stack_protect_test_si): Add initial machine description
1287 for Stack Smashing Protector
1289 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1292 * c-common.c (min_precision): Move to...
1293 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1294 * tree.h (tree_int_cst_min_precision): Declare.
1295 * c-common.h (min_precision): Delete declaration.
1296 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1297 multiplication of non-negative integer constants.
1298 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1299 tree_int_cst_min_precision.
1300 (finish_enum): Likewise.
1302 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1305 * convert.c (convert_to_real): Do not optimize conversions of
1306 binary arithmetic operations between binary and decimal
1307 floating-point types. Consider mode of target type in determining
1308 decimal type for arithmetic. Unless
1309 flag_unsafe_math_optimizations, do not optimize binary conversions
1310 where this may change rounding behavior.
1311 * real.c (real_can_shorten_arithmetic): New.
1312 * real.h (real_can_shorten_arithmetic): Declare.
1314 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1316 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1317 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1318 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1320 (must_save_p): For some workarounds, interrupts need to clobber a
1322 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1323 and LC1 for WA_05000257.
1324 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1325 WA_05000283 and WA_05000315.
1326 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1327 (movbi): Add alternative to set CC to 1; improve code for setting
1329 (dummy_load): New pattern.
1331 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1334 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1335 BLKmode for non-memory, convert using a wider MODE_INT mode
1339 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1340 that haven't been removed yet.
1342 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1344 * config/bfin/bfin.c (struct machine_function): New member
1345 has_loopreg_clobber.
1346 (bfin_expand_movmem): Set it when generating memcpy insns.
1347 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1348 expand_epilogue_reg_restore): If we have hardware loops,
1349 memcpy insns (indicated by has_loopreg_clobber) or function
1350 calls, we need to save the loop registers.
1352 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1354 * config/i386/i386.c (core2_cost): Fix typos in comments.
1356 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1359 * combine.c (make_compound_operation): Don't call make_extraction with
1360 non-positive length.
1361 (simplify_shift_const_1): Canonicalize count even if complement_p.
1363 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1365 * convert.c (strip_float_extensions): Do not remove or introduce
1366 conversions between binary and decimal floating-point types.
1368 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1371 * fold-const.c (distribute_bit_expr): Convert common, left and
1372 right arguments to type.
1374 2008-10-28 Nick Clifton <nickc@redhat.com>
1376 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1377 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1378 call_really_used_regs array rather than the call_used_regs array.
1379 (mn10300_get_live_callee_saved_regs, expand_prologue,
1380 expand_epilogue, output_tst): Likewise.
1382 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1385 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1386 (df_get_entry_block_def_set): Neither here.
1387 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1389 PR tree-optimization/37879
1390 * predict.c (tree_estimate_probability): Check if last_stmt is
1391 non-NULL before dereferencing it.
1393 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1395 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1396 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1397 (ira_fast_allocation): Remove the prototype.
1399 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1400 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1401 (color_pass): Modify the updated costs.
1402 (ira_color): Rename to color. Make it static.
1403 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1404 (ira_color): New function.
1406 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1409 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1411 (set_allocno_live, clear_allocno_live, mark_ref_live,
1412 mark_ref_dead): Invalidate corresponding element of
1413 allocno_saved_at_call.
1414 (process_bb_node_lives): Increment last_call_num. Setup
1415 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1416 allocno was already saved.
1417 (ira_create_allocno_live_ranges): Initiate last_call_num and
1418 allocno_saved_at_call.
1420 * ira-build.c (ira_create_allocno): Initiate
1421 ALLOCNO_UPDATED_COVER_CLASS_COST.
1422 (create_cap_allocno, propagate_allocno_info,
1423 remove_unnecessary_allocnos): Remove setting updated costs.
1424 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1426 * ira.c (ira): Don't call ira_fast_allocation.
1428 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1431 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1434 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1436 * ira-int.h (ira_hard_regno_cover_class): New.
1438 * ira-lives.c (mark_reg_live, mark_reg_dead,
1439 process_bb_node_lives): Use ira_hard_regno_cover_class.
1441 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1442 (setup_hard_regno_cover_class): New function.
1443 (ira_init): Call setup_hard_regno_cover_class.
1445 * ira-costs.c (cost_class_nums): Add comment.
1446 (find_allocno_class_costs): Initiate cost_class_nums.
1447 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1449 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1452 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1453 Rename to copy_info_to_removed_store_destinations. Propagate
1454 conflict hard regs and register stack attribute.
1456 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1459 * pa.c (function_arg_padding): Pad complex and vector types
1460 upward in 64-bit runtime.
1461 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1463 2008-10-26 Matthias Klose <doko@ubuntu.com>
1465 * doc/install.texi: Document requirements on antlr.
1467 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1469 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1472 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1475 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1476 is defined, use it to modify the constant offset.
1478 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1480 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1481 and short arguments to the correct location as mandated by the ABI.
1483 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1485 PR rtl-optimization/37769
1486 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1488 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1490 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1491 unwind-dw2-Os-4-200.o.
1493 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1495 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1496 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1498 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1500 PR tree-optimization/36038
1501 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1502 add sizetype IV with initial value zero instead of pointer type.
1504 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1507 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1508 around bit operation.
1509 * profile.c (is_edge_inconsistent): Likewise.
1510 * fold-const.c (truth_value_p): Move from here...
1511 * tree.h (truth_value_p): ... to here.
1512 * c-tree.h (c_expr): Update description of original_code.
1513 * c-typeck.c (parser_build_unary_op): Set original_code.
1514 (parser_build_binary_op): Update call to warn_about_parentheses.
1515 * c-common.c (warn_about_parentheses): Take two additional
1516 arguments of the operands. Use a switch. Quote operators
1517 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1518 Add warning about !x | y and !x & y.
1519 * c-common.h (warn_about_parentheses): Update declaration.
1521 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1523 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1524 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1525 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1527 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1528 (check-%): For test targets listed in lang_checks_parallelized
1529 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1530 run the testing in multiple make goals, possibly parallel, and
1531 afterwards run dg-extract-results.sh to merge the sum and log files.
1533 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1535 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1536 (mips_move_to_gpr_cost): Likewise.
1537 (mips_move_from_gpr_cost): Likewise.
1538 (mips_register_move_cost): Make more fine-grained.
1540 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1542 * graphite.c (graphite_apply_transformations): Check for
1543 -fgraphite-identity.
1544 * toplev.c (process_options): Add graphite_identity.
1545 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1547 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1549 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1550 mulhisihl and mulhisihh builtins.
1552 From Jie Zhang <jie.zhang@analog.com>
1553 * config/bfin/bfin.md (composev2hi): Put operands into vector
1556 2008-10-22 Chao-ying Fu <fu@mips.com>
1558 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1560 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1562 From Mike Frysinger <michael.frysinger@analog.com>
1563 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1564 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1565 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1566 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1567 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1568 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1569 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1570 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1571 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1572 __ADSPBF51x__ for all of them.
1573 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1574 -mcpu bf512, bf514, bf516, and bf518.
1575 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1576 bf512-none, bf514-none, bf516-none, and bf518-none.
1577 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1578 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1579 * doc/invoke.texi (Blackfin Options): Document that
1580 -mcpu now accepts bf512, bf514, bf516, and bf518.
1582 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1585 * fold-const.c (build_range_type): For 1 .. signed_max
1586 range call build_nonstandard_inter_type if signed_type_for
1587 returned a type with bigger precision.
1589 2008-10-22 Richard Guenther <rguenther@suse.de>
1591 * tree.def (COMPLEX_TYPE): Constrain element type.
1592 * tree.c (build_complex_type): Assert that.
1593 * tree-ssa-structalias.c (could_have_pointers): Complex types
1594 cannot have pointers.
1596 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1599 * c-typeck.c (convert_for_assignment): Do not give declaration's
1600 location for builtins. Spell out which type was expected and which
1603 2008-10-22 Nick Clifton <nickc@redhat.com>
1605 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1606 the fdpic register to be a target when running in fdpic mode.
1608 2008-10-22 Rafael Espindola <espindola@google.com>
1610 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1611 newly created statements.
1613 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1616 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1617 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1618 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1620 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1623 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1624 Adjust -mcmodel=medium description for 2005-07-31 changes.
1626 2008-10-22 Jan Hubicka <jh@suse.cz>
1627 Jakub Jelinek <jakub@redhat.com>
1630 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1632 2008-10-21 Richard Henderson <rth@redhat.com>
1635 * emit-rtl.c (get_spill_slot_decl): Export.
1636 * emit-rtl.h (get_spill_slot_decl): Declare.
1637 * var-tracking.c (vt_add_function_parameters): Relax assertion
1638 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1640 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1642 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1643 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1646 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1649 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1650 processed by get_maxval_strlen.
1652 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1655 * tree.c (get_file_function_name): Copy first_global_object_name.
1656 Centralize call to clean_symbol_name.
1658 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1660 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1661 * config/svr4.h (SVR4_ASM_SPEC): New.
1662 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1663 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1665 * doc/invoke.texi (Option Summary): Add -T to linker options.
1666 (Link Options): Document -T.
1668 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1670 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1673 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1676 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1678 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1680 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1683 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1685 * doc/install.texi: Fix typos in previous patch.
1687 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1689 * doc/install.texi: Document in-tree building of gcc and mpfr.
1691 2008-10-19 Richard Guenther <rguenther@suse.de>
1693 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1695 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1698 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1699 (build_enumerator): Convert enumerators that fit in integer to
1702 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/i386.md (unnamed peephole2): Do not force memory
1705 operands of arith or logical instructions into registers for
1706 non-TARGET_READ_MODIFY targets.
1708 (ffs_cmove): Change operand 0 predicate to register_operand.
1709 Change operand 1 predicate to nonimmediate_operand.
1711 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1713 2008-10-18 Richard Guenther <rguenther@suse.de>
1715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1716 VIEW_CONVERT_EXPR case against invalid gimple.
1718 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1720 * c-parser.c (c_parser_binary_expression): Silence the
1721 uninitialized variable warning emitted for binary_loc.
1723 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1725 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1728 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1731 * c-typeck.c (build_unary_op): Use omit_one_operand for
1732 IMAGPART_EXPR of real argument.
1734 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1736 PR tree-optimization/37664
1737 * fold-const.c (fold_binary): When optimizing comparison with
1738 highest or lowest type's value, don't consider TREE_OVERFLOW.
1740 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1743 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1744 * coverage.c: Include tm_p.h.
1745 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1746 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1747 dollar signs from PREFIX.
1748 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1749 instead of manual strip_name_encoding.
1751 2008-10-16 Richard Guenther <rguenther@suse.de>
1754 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1755 volatile qualified functions or methods as relevant.
1757 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1759 PR tree-optimization/37525
1760 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1761 sizetype unsigned constants, both in the case of C and bounds.
1763 2008-10-15 Jan Hubicka <jh@suse.cz>
1765 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1767 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1770 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1771 HARD_REGNO_CALL_PART_CLOBBERED.
1773 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1776 * ira-lives.c (mark_early_clobbers): Remove.
1777 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1778 check_and_make_def_conflicts,
1779 make_early_clobber_and_input_conflicts,
1780 mark_hard_reg_early_clobbers): New functions.
1781 (process_bb_node_lives): Call
1782 make_early_clobber_and_input_conflicts and
1783 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1785 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1786 early clobbers of pseudo-registers.
1788 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1791 * ira-build.c (ira_flattening): Recalculate
1792 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1793 from the scratch instead of the propagation.
1795 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1797 * doc/rtl.texi (const_double): Remove the "addr" operand.
1798 Describe CONST_DOUBLE_* macros under const_double rather
1800 (const_fixed): Fix the operand description.
1801 (const): Add an @findex directive.
1802 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1803 after the constant rtl table.
1804 (fix): Combine floating-point and fixed-point descriptions.
1806 * sched-deps.c (sched_analyze_2): Remove reference to
1809 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1811 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1813 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1814 for UNSPEC_GOTSYM_OFFs.
1815 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1816 (add_GOT_to_pic_reg): Use it.
1817 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1819 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1820 Harsha Jagasia <harsha.jagasia@amd.com>
1822 PR tree-optimization/37485
1823 * graphite.c (gmp_cst_to_tree): Moved.
1824 (iv_stack_entry_is_constant): New.
1825 (iv_stack_entry_is_iv): New.
1826 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1827 (loop_iv_stack_insert_constant): New.
1828 (loop_iv_stack_pop): Use new datatpype.
1829 (loop_iv_stack_get_iv): Same.
1830 (loop_iv_stack_get_iv_from_name): Same.
1831 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1832 (loop_iv_stack_patch_for_consts): New.
1833 (loop_iv_stack_remove_constants): New.
1834 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1835 (translate_clast): Call loop_iv_stack_patch_for_consts and
1836 loop_iv_stack_remove_constants.
1837 (gloog): Use new datatype. Redirect construction edge to end
1838 block to avoid accidental deletion.
1839 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1841 (union iv_stack_entry_data): New. Data in iv stack entry.
1842 (struct iv_stack_entry): New. Datatype for iv stack entries.
1844 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1846 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1847 * graphite.c (free_scop): Same.
1848 (build_scops): Same.
1849 (free_scattering): New.
1850 (build_cloog_prog): Call free_scattering.
1851 (patch_phis_for_virtual_defs): Fix memleak.
1852 (graphite_trans_bb_strip_mine): Same.
1853 (limit_scops): Same.
1855 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1856 Harsha Jagasia <harsha.jagasia@amd.com>
1858 PR tree-optimization/37828
1859 * graphite.c (graphite_trans_loop_block): Do not loop block
1860 single nested loops.
1862 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1864 PR tree-optimization/37686
1865 * tree-loop-linear.c (linear_transform_loops): Build a
1866 loop nest vector. Pass it to lambda_compute_access_matrices.
1867 * tree-data-ref.h (struct access_matrix): Store the loop nest
1868 relative to which it encodes the information.
1869 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1870 (am_vector_index_for_loop): Reimplemented: iterate over the
1871 loop nest for finding the loop index in the access matrix.
1872 (lambda_compute_access_matrices): Update declaration.
1873 * lambda-code.c (build_access_matrix): Pass the loop nest and
1875 (lambda_compute_access_matrices): Same.
1877 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1879 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1880 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1881 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1882 already implies hard float. Also fix several insn condition
1883 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1885 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1888 Based on patches by Laurent Vivier.
1889 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1890 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1891 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1892 dollar sign to underscore.
1893 (ASM_OUTPUT_EXTERNAL): Same.
1894 (ASM_OUTPUT_LABELREF): New.
1895 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1897 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1898 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1899 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1900 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1902 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1904 PR tree-optimization/36881
1905 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1906 that each value doesn't need runtime relocations, for !flag_pic
1907 check that each value is just a valid initializer constant.
1909 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1911 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1912 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1913 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1914 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1916 (REG_CLASS_NAMES): Update accordingly.
1917 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1918 rather than an unpredictable descriptive string.
1919 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1920 (mips_register_move_cost): Check for specific COP*_REGS classes,
1921 instead of ALL_COP_AND_GR_REGS.
1922 (mips_ira_cover_classes): New function.
1923 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1924 (TARGET_IRA_COVER_CLASSES): Define.
1926 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1929 * tree.c (build_type_attribute_qual_variant): Hash on the
1930 unqualified type, and don't overwrite an existing
1931 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1932 allow distinguishing between wchar_t and its underlying type. This
1933 also means that we'll retain a little more typedef information.
1935 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1936 Dmitry Melnik <dm@ispras.ru>
1937 Dmitry Zhurikhin <zhur@ispras.ru>
1938 Alexander Monakov <amonakov@ispras.ru>
1939 Maxim Kuvyrkov <maxim@codesourcery.com>
1941 * target.h (struct gcc_target): Update prototypes of needs_block_p
1943 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1944 * sel-sched.c (create_speculation_check): Likewise.
1945 * doc/tm.texi: Provide documentation for new target hooks.
1947 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1948 (ia64_gen_spec_insn): Removed.
1949 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1950 ia64_gen_spec_check): New static functions.
1951 (ia64_alloc_sched_context, ia64_init_sched_context,
1952 ia64_set_sched_context, ia64_clear_sched_context,
1953 ia64_free_sched_context, ia64_get_insn_spec_ds,
1954 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1955 (ia64_needs_block_p): Change prototype.
1956 (ia64_gen_check): Rename to ia64_gen_spec_check.
1957 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1958 into declaration, add special memory dependencies handling.
1959 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1960 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1961 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1962 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1963 Define new target hooks.
1964 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1965 (ia64_optimization_options): Turn on selective scheduling with -O3,
1966 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1967 default with selective scheduling.
1968 (ia64_override_options): Initialize align_loops and align_functions
1969 to 32 and 64, respectively. Set global selective scheduling flags
1970 according to target-dependent flags.
1971 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1972 (group_barrier_needed): Use new mstop-bit-before-check flag.
1974 (dfa_state_size): Make global.
1975 (spec_check_no, max_uid): Remove.
1976 (mem_ops_in_group, current_cycle): New variables.
1977 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1978 Initialize new variables.
1979 (is_load_p, record_memory_reference): New functions.
1980 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1982 (ia64_variable_issue): Change use of current_sched_info to
1983 sched_deps_info. Update comment. Note if a load or a store is issued.
1984 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1985 advance if maximal number of loads or stores was issued on current
1987 (scheduled_good_insn): New static helper function.
1988 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1989 a group barrier is needed. Fix vertical spacing. Guard the code
1990 doing state transition with last_scheduled_insn check.
1991 Mark that a stop bit should be before current insn if there was a
1992 cycle advance. Update current_cycle and mem_ops_in_group.
1993 (ia64_h_i_d_extended): Change use of current_sched_info to
1994 sched_deps_info. Reallocate stops_p by larger chunks.
1995 (struct _ia64_sched_context): New structure.
1996 (ia64_sched_context_t): New typedef.
1997 (ia64_alloc_sched_context, ia64_init_sched_context,
1998 ia64_set_sched_context, ia64_clear_sched_context,
1999 ia64_free_sched_context): New static functions.
2000 (gen_func_t): New typedef.
2001 (get_spec_load_gen_function): New function.
2002 (SPEC_GEN_EXTEND_OFFSET): Declare.
2003 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2004 (get_mode_no_for_insn): Change the condition that prevents use of
2005 special hardware registers so it can now handle pseudos.
2006 (get_spec_unspec_code): New function.
2007 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2008 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2009 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2010 during selective scheduling.
2011 (ia64_speculate_insn): Use ds_get_speculation_types when
2012 determining whether we need to change the pattern.
2013 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2014 (ia64_spec_check_src_p): Support new speculation/check codes.
2015 (struct bundle_state): New field.
2016 (issue_nops_and_insn): Initialize it.
2017 (insert_bundle_state): Minimize mid-bundle stop bits.
2018 (important_for_bundling_p): New function.
2019 (get_next_important_insn): Use important_for_bundling_p.
2020 (bundling): When shifting TImode from unimportant insns, ignore
2021 also group barriers. Assert that best state is found before
2022 the backward bundling pass. Print number of mid-bundle stop bits.
2023 Minimize mid-bundle stop bits. Check correct calculation of
2024 mid-bundle stop bits.
2025 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2026 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2028 (sel2_run): New variable.
2029 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2030 selective scheduling pass instead of schedule_ebbs.
2032 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2033 (UNSPEC_LDS_A): New UNSPEC.
2034 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2035 movti_internal, movsf_internal, movdf_internal,
2036 movxf_internal): Make visible. Add speculable* attributes.
2037 (output_c_nc): New mode attribute.
2038 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2039 mov<mode>_nc, zero_extend<mode>di2_nc,
2040 advanced_load_check_nc_<mode>): New insns.
2041 (zero_extend*): Add speculable* attributes.
2043 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2044 (msched-stop-bits-after-every-cycle): Likewise.
2045 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2047 (msched-spec-verbose): Remove.
2048 (msched-prefer-non-data-spec-insns,
2049 msched-prefer-non-control-spec-insns,
2050 msched-count-spec-in-critical-path,
2051 msel-sched-dont-check-control-spec): Use Target Report Var
2052 instead of Common Report Var.
2054 * config/ia64/itanium2.md: Remove incorrect bypass.
2056 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2058 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2061 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2062 and -fhelp=separate.
2064 2008-10-14 Ben Elliston <bje@au.ibm.com>
2066 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2068 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2070 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2073 2008-10-13 Matthias Klose <doko@ubuntu.com>
2075 * config/pa/linux-atomic.c: Work around missing header file
2076 for hppa64-linux-gnu targets.
2078 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2079 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2080 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2081 Grace Cao <grace_cao@playstation.sony.com>
2083 * doc/invoke.texi (-mgen-cell-microcode): Document.
2084 (-mwarn-cell-microcode): Document.
2085 * cfglayout.c (locator_location): Export.
2086 * rtl.h (locator_location): Define prototype.
2087 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2089 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2090 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2091 (mwarn-cell-microcode): New option.
2092 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2093 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2094 cell and not already set.
2095 Turn off string instructions if not generating cell microcode.
2096 (rs6000_final_prescan_insn): New function that warns about microcoded
2098 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2099 * config/rs6000/rs6000.md
2100 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2101 the instruction would have been microcoded on the Cell. Set
2102 cell_micro to always on unnamed patterns for the string instructions.
2103 (cell_micro): Update definition, remove load/store conditional
2105 (sign_extend:DI): Define new pattern for non microcoded version.
2106 (sign_extend:SI): Likewise.
2107 (compare (div:P)): Set cell_micro to not.
2108 (andsi3): Define as an expand.
2109 (andsi3_mc): New pattern.
2110 (andsi3_nomc): New pattern.
2111 (andsi3_internal0_nomc): New pattern.
2112 (andsi3_internal2): Rename to ...
2113 (andsi3_internal2_mc): this and enable iff generating microcode.
2114 (andsi3_internal3): Rename to ...
2115 (andsi3_internal3_mc): this and enable iff generating microcode.
2116 (andsi3_internal4): Enable iif generating microcode.
2117 (andsi3_internal5): Rename to ..
2118 (andsi3_internal5_mc): this and enable iff generating microcode.
2119 (andsi3_internal5_nomc): New pattern.
2120 (extzvdi_internal1): Enable iff generating microcode.
2121 (extzvdi_internal2): Likewise.
2122 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2123 (anddi3): Change to expand.
2124 (anddi3_mc): Rename from anddi3.
2125 (anddi3_no_mc): New pattern.
2126 (anddi3_internal2): Rename to ..
2127 (anddi3_internal2_mc): this and enable iff generating microcode.
2128 (anddi3_internal2_nomc): New pattern.
2129 (anddi3_internal3): Rename to ..
2130 (anddi3_internal3_mc): this and enable iff generating microcode.
2131 (anddi3_internal3_nomc): New pattern.
2132 (movti_string): Set cell_micro to always if TARGET_STRING.
2133 (stmsi8): Set cell_micro to always.
2139 (stmsi8_power): Likewise.
2140 (stmsi7_power): Likewise.
2141 (stmsi6_power): Likewise.
2142 (stmsi5_power): Likewise.
2143 (stmsi4_power): Likewise.
2144 (stmsi3_power): Likewise.
2145 (movsi_update2): Enable iff generating microcode.
2146 (movhi_update3): Likewise.
2147 (lmw): Set cell_micro to always.
2149 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2151 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2152 * config/s390/s390.c (machine_function): Remove
2153 decomposed_literal_pool_addresses_ok_p.
2154 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2155 the difference of two labels.
2156 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2157 (s390_pool_offset): New function.
2158 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2159 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2161 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2163 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2164 (powerpc*-*-linux-gnu*): Describe.
2165 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2166 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2167 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2168 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2169 config/rs6000/e500crtres32gpr.asm,
2170 config/rs6000/e500crtres64gpr.asm,
2171 config/rs6000/e500crtres64gprctr.asm,
2172 config/rs6000/e500crtrest32gpr.asm,
2173 config/rs6000/e500crtrest64gpr.asm,
2174 config/rs6000/e500crtresx32gpr.asm,
2175 config/rs6000/e500crtresx64gpr.asm,
2176 config/rs6000/e500crtsav32gpr.asm,
2177 config/rs6000/e500crtsav64gpr.asm,
2178 config/rs6000/e500crtsav64gprctr.asm,
2179 config/rs6000/e500crtsavg32gpr.asm,
2180 config/rs6000/e500crtsavg64gpr.asm,
2181 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2182 * config/rs6000/crtsavres.asm: Really remove.
2184 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2187 * c-format.c (convert_format_name_to_system_name): Use
2188 TARGET_OVERRIDES_FORMAT_INIT.
2189 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2190 * config/i386/mingw.opt: New.
2191 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2192 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2193 (ms_printf_length_specs): Removed const specifier.
2194 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2195 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2197 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2199 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2200 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2202 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2205 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2206 sure that ref has valid bb.
2208 2008-10-12 Richard Henderson <rth@redhat.com>
2211 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2212 * alias.c (value_addr_p, stack_addr_p): Remove.
2213 (nonoverlapping_memrefs_p): Remove IRA special case.
2214 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2215 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2216 * reload1.c (alter_reg): Use it.
2218 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2221 of registers instead of eax, ebx, ecx and edx. Use for loop
2222 and check register for non-zero value before the call
2223 to decode_caches_intel.
2225 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2227 PR rtl-optimization/37448
2228 * df.h: (df_ref_class): New enum.
2229 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2230 (struct df_ref): Replaced with union df_ref_d.
2231 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2232 New members of df_ref_d union.
2233 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2234 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2235 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2236 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2237 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2238 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2239 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2240 (df_scan_bb_info, df_bb_regno_first_def_find,
2241 df_bb_regno_last_def_find, df_find_def, df_find_use,
2242 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2243 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2244 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2245 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2246 Replaced struct df_ref * with df_ref.
2247 * df-scan.c (df_collection_rec, df_null_ref_rec,
2248 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2249 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2250 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2251 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2252 df_reorganize_refs_by_reg_by_reg,
2253 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2254 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2255 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2256 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2257 df_bb_refs_record, df_exit_block_uses_collect,
2258 df_record_exit_block_uses, df_reg_chain_mark,
2259 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2260 df_ref * with df_ref.
2261 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2262 df_ref_class parameter.
2263 (df_scan_problem_data): Added new pools for different types of refs.
2264 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2265 df_ref_create_structure): Processed new ref pools.
2266 (df_scan_start_dump): Added counts of refs and insns.
2267 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2268 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2269 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2270 code to pass df_ref_class down to ref creation functions.
2271 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2272 df_reg_chain_mark): Use macros to hide references to df_refs.
2273 (df_ref_chain_change_bb): Removed.
2274 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2275 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2276 Enhanced to understand df_ref union structure.
2277 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2278 all_uses_available_at, update_df, try_fwprop_subst,
2279 forward_propagate_subreg, forward_propagate_and_simplify,
2280 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2281 df_ref * with df_ref.
2282 (use_killed_between, all_uses_available_at): Use macros to hide
2283 references to df_refs.
2284 * regstat.c (regstat_bb_compute_ri,
2285 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2287 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2288 see_handle_relevant_refs, see_analyze_one_def,
2289 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2290 struct df_ref * with df_ref.
2291 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2292 global_conflicts): Replaced struct df_ref * with df_ref.
2293 * ddg.c (create_ddg_dep_from_intra_loop_link,
2294 add_cross_iteration_register_deps, build_inter_loop_deps):
2295 Replaced struct df_ref * with df_ref.
2296 (create_ddg_dep_from_intra_loop_link,
2297 add_cross_iteration_register_deps): Use macros to hide references
2299 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2300 df_ref * with df_ref.
2301 * df-core.c (df_bb_regno_first_def_find,
2302 df_bb_regno_last_def_find, df_find_def, df_find_use,
2303 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2304 debug_df_ref): Replaced struct df_ref * with df_ref.
2305 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2306 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2308 * web.c (union_defs, entry_register, replace_ref, web_main):
2309 Replaced struct df_ref * with df_ref.
2310 (union_defs, replace_ref): Use macros to hide references to df_refs.
2311 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2312 Replaced struct df_ref * with df_ref.
2313 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2314 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2315 Replaced struct df_ref * with df_ref.
2316 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2317 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2319 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2320 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2321 df_compute_accessed_bytes_strict_low_part,
2322 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2323 Replaced struct df_ref * with df_ref.
2324 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2325 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2326 df_ref * with df_ref.
2327 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2328 check_dependency, check_dependencies, record_uses): Replaced
2329 struct df_ref * with df_ref.
2330 (invariant_for_use, check_dependency): Use macros to hide
2331 references to df_refs.
2332 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2333 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2334 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2335 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2336 references to df_refs.
2337 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2339 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2340 * df-problems.c (df_rd_bb_local_compute_process_def,
2341 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2342 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2343 df_chain_remove_problem, df_chain_create_bb_process_use,
2344 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2345 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2346 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2347 df_byte_lr_simulate_artificial_refs_at_top,
2348 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2349 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2350 df_simulate_uses, df_simulate_artificial_refs_at_end,
2351 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2353 (df_chain_dump): Use macros to hide references to df_refs.
2354 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2355 df_ref * with df_ref.
2356 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2357 mark_artificial_uses, mark_reg_dependencies,
2358 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2360 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2362 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2364 (array_ref_element_size): Likewise.
2365 (array_ref_low_bound): Likewise.
2366 (array_ref_up_bound): Likewise.
2367 * expr.c (contains_packed_reference): Likewise.
2368 (array_ref_element_size): Likewise.
2369 (array_ref_low_bound): Likewise.
2370 (array_ref_up_bound): Likewise.
2371 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2372 with ARRAY_RANGE_REF.
2373 (idx_find_step): Likewise.
2374 (idx_record_use): Likewise.
2375 (strip_offset_1): Likewise.
2376 (idx_remove_ssa_names): Likewise.
2378 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2379 Andi Kleen <ak@linux.intel.com>
2381 * config/i386/cpuid.h (__cpuid_count): New defines.
2382 * config/i386/driver-i386.c (struct cache_desc): New structure.
2383 (describe_cache): Use struct cache_desc to pass cache descriptions.
2384 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2385 (detect_caches_amd): Use struct cache_desc to describe caches.
2386 (decode_caches_intel): Use struct cache_desc to pass cache
2387 descriptions. Update descriptions to match latest (rev -032,
2388 December 2007) CPUID documentation. Do not check valid bit here.
2389 Check for Xeon MP value 0x49 problems.
2390 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2391 Check valid bit before calling decode_caches_intel. Detect number
2392 of times to repeat CPUID instruction.
2393 (detect_caches_cpuid4): New function.
2394 (detect_caches_intel): Depending on max_level, call
2395 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2396 only when other methods fail to provide valid L2 cache description.
2398 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2401 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2402 it to PIC call patterns.
2403 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2404 code generation and attributes from pattern. Change peephole2 to
2405 split for noreturn case. Revise split pattern for non noreturn case.
2406 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2407 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2408 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2411 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2413 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2414 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2416 (divdf3): Reformat long line.
2418 2008-10-11 Michael J. Eager <eager@eagercon.com>
2420 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2422 (rs6000_handle_option): Process -mfpu options.
2423 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2424 (enum fpu_type_t): New.
2425 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2426 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2428 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2429 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2430 * config/rs6000/rs6000.opt (-mfpu): New.
2431 (-mxilinx-fpu): New.
2432 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2433 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2434 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2435 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2436 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2438 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2441 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2442 LO_SUM on Darwin if mode has just one unit.
2444 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2447 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2448 has been optimized out.
2450 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2452 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2453 instead of PIC_DIRECT_ADDR_P.
2454 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2455 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2456 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2457 (PIC_OFFSET_P): Rename to...
2458 (PCREL_SYMOFF_P): ...this.
2459 (PIC_DIRECT_ADDR_P): Delete.
2460 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2462 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2463 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2464 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2465 * config/sh/sh.c (print_operand): Remove CONST handling.
2466 (unspec_caller_rtx_p): Rewrite to use split_const and check
2467 the operands of UNSPEC bases.
2468 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2469 with (unspec [A B] UNSPEC_SYMOFF).
2470 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2471 UNSPEC_PCREL_SYMOFF.
2472 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2473 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2474 (UNSPEC_EXTRACT_U16): Likewise.
2475 (UNSPEC_SYMOFF): Likewise.
2476 (UNSPEC_PCREL_SYMOFF): Likewise.
2477 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2479 (movsi_const_16bit): Likewise.
2480 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2481 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2482 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2483 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2484 with (unspec [A B] UNSPEC_SYMOFF).
2485 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2486 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2487 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2488 (Csu): Likewise UNSPEC_EXTRACT_U16.
2489 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2490 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2492 2008-10-10 Stepan Kasal <skasal@redhat.com>
2494 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2495 for loop strip mining and loop blocking.
2497 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2499 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2500 vary types depending on debug info.
2502 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2504 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2505 before ensuring it's already computed.
2507 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2509 * rtl.h (locator_eq): New decl.
2510 * cfglayout.c (locator_scope): New function.
2511 (insn_scope): Use it.
2512 (locator_eq): New function.
2513 (fixup_reorder_chain): Search for last insn in src bb
2514 that has locator set or first insn in dest bb. Use
2515 locator_eq instead of == to compare locators.
2516 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2517 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2518 == to compare locators.
2520 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2522 * gimple-low.c (lower_function_body, lower_gimple_return,
2523 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2524 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2525 goto_block on edges if goto_locus is known.
2528 * tree.h (get_object_alignment): Declare.
2529 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2530 get_object_alignment if needed.
2531 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2533 (get_object_alignment): ... here. New function. Try harder to
2534 determine alignment from get_inner_reference returned offset.
2536 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2538 * graphite.c (gloog): Don't call find_unreachable_blocks
2539 before delte_unreachable_blocks.
2541 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2542 goto_locus of true_edge into RTL locator.
2544 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2547 (*jcc_btdi_mask_rex64): Ditto.
2549 (*jcc_btsi_mask): Ditto.
2550 (*jcc_btsi_1): Ditto.
2551 (*jcc_btsi_mask_1): Ditto.
2553 2008-10-08 Paul Brook <paul@codesourcery.com>
2555 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2556 compatible profiler (__gnu_mcount_nc).
2557 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2559 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2561 * config/i386/i386.c (initial_ix86_tune_features): Add
2562 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2563 * config/i386/i386.h (ix86_tune_indices): Likewise.
2564 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2566 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2567 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2568 for FP to FP splitters.
2570 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2575 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2579 PR rtl-optimization/37341
2580 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2581 to ORIG_BB, pass through ORIG_BB recursively.
2582 (cse_condition_code_reg): Adjust caller.
2584 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2586 * sdbout.c (sdbout_one_type): Treat the value type
2587 CONST_DECL for enumerals.
2589 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2591 * config/i386/i386.md: Remove trailing white spaces.
2593 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2595 PR rtl-optimization/37448
2596 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2597 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2599 (struct output_info) [count]: Renamed total_created and made
2601 (struct output_info) [size]: Renamed total_allocated and made
2603 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2604 Properly keep track of desc->size.
2605 (print_statistics, dump_alloc_pool_statistics): Enhance the
2606 printing of statistics to print the number of elements and to use
2609 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2612 * opts.h (CL_SAVE): Move up to flags range.
2613 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2614 CL_COMMON): Renumber.
2615 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2616 * opts.c (common_handle_option): Revert last change.
2618 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2620 * config/i386/i386-protos.h (ix86_schedule): New.
2622 * config/i386/i386.c (ix86_schedule): New.
2623 (override_options): Add schedule to processor_alias_table. Set
2624 ix86_schedule from the schedule field in processor_alias_table.
2625 (ix86_function_specific_save): Save ix86_schedule.
2626 (ix86_function_specific_restore): Restore ix86_schedule.
2628 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2629 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2632 * config/i386/i386.opt: Add schedule.
2634 * config/i386/ppro.md: Remove generic32.
2636 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2639 * expr.c (count_type_elements): Handle ERROR_MARK.
2641 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2646 * basic-block.h (struct edge_def): Add goto_block field.
2647 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2648 one insn with locus corresponding to edge's goto_locus if !optimize.
2649 * profile.c (branch_prob): Copy edge's goto_block.
2650 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2652 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2653 locator in between the merged basic blocks if !optimize and needed.
2654 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2655 goto_locus into RTL locator. For unconditional jump use that
2656 locator for the jump insn.
2657 (expand_gimple_cond): Convert goto_block and goto_locus into
2658 RTL locator for all remaining edges. For unconditional jump
2659 use that locator for the jump insn.
2660 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2661 there is more than one edge or insn locator along the forwarding
2662 edges and !optimize. If there is just one, set e->goto_locus.
2663 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2665 (move_block_to_fn): Adjust edge's goto_block.
2667 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2670 * expmed.c (expand_mult): Properly check DImode constant in
2673 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2676 * dwarf2out.c (common_block_die_table): New variable.
2677 (common_block_die_table_hash, common_block_die_table_eq): New
2679 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2680 COMMON block in the current scope rather than globally. Optimize
2681 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2682 DW_OP_addr SYMBOL_REF+off.
2684 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2686 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2687 Return true for non-addressable GIMPLE operands.
2689 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2692 * config/i386/i386.c (initial_ix86_tune_features): Remove
2693 X86_TUNE_USE_BIT_TEST.
2694 * config/i386/i386.h (ix86_tune_indices): Likewise.
2695 (TARGET_USE_BIT_TEST): Removed.
2697 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2699 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2701 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2703 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2704 (mul<mode>3_mul3): ... into this new template.
2706 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2708 * gimplify.c (gimplify_arg): Add location argument. Use it.
2709 (gimplify_call_expr): Pass location to gimplify_arg.
2710 (gimplify_modify_expr_to_memcpy): Same.
2711 (gimplify_modify_expr_to_memset): Same.
2713 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2715 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2716 Update calls to build_unary_op and build_indirect_ref for location
2719 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2722 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2723 * c-typeck.c (array_to_pointer_conversion): Pass location to
2725 (function_to_pointer_conversion): Use error_at and warning_at.
2726 (build_indirect_ref): Same.
2727 (build_array_ref): Pass location to build_binary_op.
2728 (parser_build_unary_op): Do not set location after calling
2730 (build_unary_op): Add location argument. Use it throughout. Set
2731 EXPR_LOCATION before returning new tree.
2732 (build_modify_expr): Same.
2733 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2735 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2736 build_indirect_ref, build_modify_expr.
2737 (c_finish_omp_for): Same. Use error_at instead of error.
2738 * c-common.c (c_common_truthvalue_conversion): Pass location to
2740 (warn_for_div_by_zero): Add location argument.
2741 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2742 build_unary_op, warn_for_div_by_zero.
2743 * c-parser.c (c_parser_typeof_specifier): Use
2744 protected_set_expr_location.
2745 (c_parser_statement_after_labels): Same.
2746 (c_parser_condition): Same.
2747 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2748 (c_parser_conditional_expression): Use protected_set_expr_location.
2749 (c_parser_unary_expression): Pass location to build_indirect_ref.
2750 (c_parser_postfix_expression_after_primary): Pass location to
2751 build_indirect_ref, build_unary_op.
2752 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2754 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2756 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2757 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2758 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2760 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2761 (mips_issue_rate): Handle PROCESSOR_R10000.
2762 * config/mips/mips.md (cpu): Add r10000.
2764 * config/mips/10000.md: New file.
2766 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2768 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2769 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2770 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2772 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2774 * config/darwin-protos.h (machopic_function_base_name): Delete.
2775 (machopic_function_base_sym): Likewise.
2776 (machopic_gen_offset): Declare.
2777 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2778 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2779 * config/darwin.c (machopic_function_base_name): Delete.
2780 (machopic_function_base_sym): Likewise.
2781 (gen_pic_offset): Rename to...
2782 (machopic_gen_offset): ...this and remove the pic_base argument.
2783 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2784 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2785 crtl->uses_pic_offset_table.
2786 (machopic_indirect_data_reference): Use new machopic_gen_offset
2788 (machopic_legitimize_pic_address): Likewise.
2789 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2791 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2792 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2793 * config/i386/i386.c (output_set_got): Likewise.
2794 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2796 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2797 (legitimate_address_p): Likewise.
2798 (output_pic_addr_const): Likewise.
2799 (output_addr_const_extra): Likewise.
2800 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2801 match an UNSPEC rather than a MINUS.
2802 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2803 (builtin_setjmp_receiver): Use machopic_gen_offset.
2804 * config/i386/predicates.md (pic_symbolic_operand): Handle
2805 UNSPEC_MACHOPIC_OFFSET.
2807 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2808 Use machopic_gen_offset and machopic_operand_p.
2809 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2810 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2811 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2812 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2813 Set crtl->uses_pic_offset_table.
2815 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2817 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2819 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2820 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2821 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2822 (constant_pool_expr_p): Use split_const and check the base.
2823 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2825 (legitimate_constant_pool_address_p): Check toc_relative_p
2826 instead of constant_pool_expr_p.
2827 (print_operand_address): Always use output_addr_const for
2828 constant pool addresses.
2829 (rs6000_output_addr_const_extra): New function.
2830 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2832 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2836 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2837 (mark_ref_live, mark_ref_dead): Use them.
2838 (def_conflicts_with_inputs_p): Remove.
2839 (mark_early_clobbers): New function.
2840 (process_bb_node_lives): Call preprocess_constraints and
2841 mark_early_clobbers.
2843 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2845 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2847 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2848 lib with -mthread switch.
2850 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2853 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2854 function in two, making it call a new and reusable
2855 dwarf2out_imported_module_or_decl() that takes the containing
2856 BLOCK of the declaration in argument.
2857 (dwarf2out_imported_module_or_decl_real): New function.
2858 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2859 IMPORTED_DECL in account.
2860 * tree.def: Added IMPORTED_DECL node type.
2861 * tree.h: Added accessors for IMPORTED_DECL nodes.
2862 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2864 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2866 * doc/gimple.texi: Fix some typos, wrap some long lines,
2867 fix some broken wraps with continuations.
2868 * tree-ssa-reassoc.c: Fix comment typos.
2870 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2873 * pa.c (legitimize_pic_address): Force function labels to memory in
2876 2008-10-04 Anton Blanchard <anton@samba.org>
2878 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2879 (rs6000_split_atomic_op): Same.
2880 (rs6000_split_compare_and_swap): Same.
2881 (rs6000_split_compare_and_swapqhi): Same.
2883 2008-10-04 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2886 instead of pointer equality.
2887 (vn_nary_op_eq): Likewise.
2889 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2891 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2893 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2894 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2896 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2898 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2899 Revert previous change.
2901 2008-10-03 Tom Tromey <tromey@redhat.com>
2903 * stringpool.c (ggc_alloc_string): Terminate string.
2905 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2907 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2908 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2909 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2912 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2915 2008-10-03 Pascal Obry <obry@adacore.com>
2917 * gcov.c (create_file_names): Properly handle UNIX and DOS
2918 directory separators.
2919 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2920 separator to '~' to ensure clean filenames on Windows.
2922 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2924 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2925 Add a null terminator to the stripped name.
2927 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2929 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2930 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2931 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2932 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2933 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2934 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2935 TARGET_SINGLE_FLOAT.
2937 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2939 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2941 2008-10-02 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2945 and VECTOR_TYPE recurse with useless_type_conversion_p which
2946 properly handles void pointer conversion.
2948 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2951 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2952 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2954 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2956 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2957 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2958 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2959 they translate to non builtins.
2960 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2961 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2962 __builtin_vec_promote, __builtin_vec_extract, and
2963 __builtin_vec_insert.
2964 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2965 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2966 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2967 * config/rs6000/altivec.h (vec_extract): Define
2968 (vec_insert): Define.
2969 (vec_splats): Define.
2970 (vec_promote): Define.
2972 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2973 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2974 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2976 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2978 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2979 prototype. Add new parameter, blk.
2980 Use BLKmode for the MEM if blk is true.
2981 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2982 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2983 ALTIVEC_BUILTIN_STVRXL.
2984 Update usage of altivec_expand_lv_builtin.
2985 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2986 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2987 (altivec_init_builtins): If compiling for the Cell, also define the
2989 * config/rs6000/rs6000.h (rs6000_builtins): Define
2990 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2991 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2992 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2993 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2994 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2995 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2996 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2997 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2998 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2999 UNSPEC_STVRX, and UNSPEC_STVRXL.
3000 (altivec_lvlx): New pattern.
3001 (altivec_lvlxl): New pattern.
3002 (altivec_lvrx): New pattern.
3003 (altivec_lvrxl): New pattern.
3004 (altivec_stvlx): New pattern.
3005 (altivec_stvlxl): New pattern.
3006 (altivec_stvrx): New pattern.
3007 (altivec_stvrxl): New pattern.
3008 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3009 (vec_lvlxl): Likewise.
3010 (vec_lvrx): Define if PPU is defined.
3011 (vec_lvrxl): Likewise.
3012 (vec_stvlx): Define if PPU is defined.
3013 (vec_stvlxl): Likewise.
3014 (vec_stvrx): Define if PPU is defined.
3015 (vec_stvrxl): Likewise.
3017 2008-10-01 Geert Bosch <bosch@adacore.com>
3019 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3021 2008-10-01 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/37617
3024 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3025 do not add to the NEW_SETS.
3027 2008-10-01 Richard Guenther <rguenther@suse.de>
3030 * tree-vrp.c (execute_vrp): If we optimized away the default
3031 case make sure to promote the label that got in place of it
3032 to a default case label.
3034 2008-10-01 Richard Henderson <rth@redhat.com>
3037 * tree-complex.c (set_component_ssa_name): Don't optimize
3038 is_gimple_min_invariant values with ssa_names in abnormal phis.
3040 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3042 PR tree-optimization/37662
3043 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3044 commutative binary operation if they are in the wrong order and
3045 fold_build2 produces non-GIMPLE.
3047 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3049 PR tree-optimization/37662
3050 PR tree-optimization/37663
3051 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3052 get_value_range with non-SSA_NAME. Don't assert operands have been
3053 folded, instead just bail out.
3055 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3057 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3059 2008-09-30 Richard Guenther <rguenther@suse.de>
3062 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3063 build restrict-qualified pointers.
3064 (vectorizable_store): Move alias check later.
3065 (vectorizable_load): Likewise.
3067 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3069 * c-common.c (empty_if_body_warning): Remove.
3070 * c-common.h (empty_if_body_warning): Remove.
3071 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3072 here the -Wempty-body warning for `if' and `else' statements.
3073 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3075 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3077 * config/i386/i386.opt: Add msse2avx.
3079 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3080 * config/i386/linux64.h (ASM_SPEC): Likewise.
3082 * doc/invoke.texi: Document -msse2avx.
3084 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3086 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3088 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3090 * ifcvt.c (noce_emit_store_flag): If using condition from original
3091 jump, reverse it if if_info->cond was reversed.
3093 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3095 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3096 non-constant memory if it cannot be forced to constant memory.
3097 Overhaul surrounding code and factor out common condition.
3099 2008-09-29 Jeff Law <law@redhat.com>
3101 * reload1.c (alter_reg): Add missing curly braces.
3103 2008-09-29 Michael J. Eager <eager@eagercon.com>
3105 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3107 * config/rs6000/rs6000.c (rs6000_override_options): Move
3108 rs6000_init_hard_regno_mode_ok after all options changed.
3109 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3110 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3111 -msimple-fpu flags. Add warning messages if single FP not configured.
3112 (rs6000_file_start): Output gnu_attribute for single-float.
3113 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3114 (rs6000_legitimize_address): Likewise.
3115 (rs6000_legitimize_reload_address): Likewise.
3116 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3117 TARGET_SINGLE_FLOAT.
3118 (function_arg_advance): Likewise (partial conversion).
3119 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3120 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3121 TARGET_SINGLE_FLOAT.
3122 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3123 (rs6000_emit_prologue): Likewise.
3124 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3125 TARGET_SINGLE_FLOAT.
3126 (rs6000_libcall_value): Likewise.
3127 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3128 (TARGET_DOUBLE_FLOAT): New default to 1
3129 (TARGET_SIMPLE_FPU): New default to 0
3130 (TARGET_SINGLE_FPU): New default to 0
3131 (TARGET_SINGLE_FLOAT_MODE): New.
3132 (TARGET_DOUBLE_FLOAT_MODE): New.
3133 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3134 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3136 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3137 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3138 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3139 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3140 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3141 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3142 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3143 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3144 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3145 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3146 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3147 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3148 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3149 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3150 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3151 cmptf_internal1, *cmptf_internal2): Condition on
3152 TARGET_DOUBLE_FLOAT.
3153 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3154 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3155 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3156 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3157 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3158 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3159 TARGET_SINGLE_FLOAT.
3160 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3161 * config/rs6000/rs6000.opt (-msingle-float): New.
3162 (-mdouble-float): New.
3163 (-msimple-fpu): New.
3164 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3165 -msingle-float, -mdouble-float, -msimple-fpu options.
3166 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3167 _SOFT_DOUBLE for -msingle-float.
3168 * config.gcc: New config for target=powerpc-xilinx-eabi.
3170 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3172 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3173 have exit and entry.
3174 (new_scop): Take entry and exit edge to define new SCoP.
3175 (sd_region_p): New structure used during SCoP detection.
3176 (move_scops): Delete.
3177 (move_sd_regions): New.
3178 (scopdet_info): Change the definition from edges back to basic_blocks.
3179 (scopdet_edge_info): Work on basic_blocks and rename to
3180 scopdet_basic_block_info.
3181 (split_difficult_bb): At the moment removed. We should later
3182 add it at another place.
3183 (build_scops_1): Work on basic_blocks.
3184 (bb_in_sd_region): New.
3185 (find_single_entry_edge): New.
3186 (find_single_exit_edge): New.
3187 (create_single_entry_edge): New.
3188 (sd_region_without_exit): New.
3189 (create_single_exit_edge): New.
3190 (unmark_exit_edges): New.
3191 (mark_exit_edges): New.
3192 (create_sese_edges): New.
3193 (build_graphite_scops): New.
3194 (build_scops): Make SCoPs SESE.
3195 (limit_scops): Use the new functions.
3197 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3199 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3201 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3204 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3205 address to a register before taking the lower part.
3207 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3209 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3212 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3213 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3216 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3217 the newly created variable.
3218 Create a VECTOR_CST of all 1s for vector types.
3220 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3223 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3225 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3227 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3228 order to convert between modes.
3229 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3231 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3233 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3236 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3239 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3243 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3245 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3246 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3247 them to yield false with MIPS16.
3249 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3252 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3253 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3254 mem_loc_descriptor failed. Accept UNSPEC.
3255 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3256 fail if one of the loc_descriptor calls for pieces failed.
3257 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3258 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3259 if loc_descriptor_from_tree_1 on offset failed.
3262 * opts.c (common_handle_option): Don't call print_specific_help with
3263 CL_SAVE as first argument.
3265 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3266 Steve Ellcey <sje@cup.hp.com>
3268 * configure: Regenerate for new libtool.
3269 * aclocal.m4: Ditto.
3271 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3273 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3274 alias set on MEM when saving stack pointer.
3275 * config/rs6000/rs6000.md (allocate_stack): Likewise
3277 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3279 PR tree-optimization/37574
3280 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3281 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3282 instead of vector_type for constants. Take computation out of loop.
3283 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3284 and use only vector_type for invariant case.
3285 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3287 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3290 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3291 the decl is a VAR_DECL or FUNCTION_DECL.
3293 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3296 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3297 (mark_ref_live, mark_ref_dead): Use them.
3298 (def_conflicts_with_inputs_p): Remove.
3299 (mark_early_clobbers): New function.
3300 (process_bb_node_lives): Call preprocess_constraints and
3301 mark_early_clobbers.
3303 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3305 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3308 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3309 (ira_compress_allocno_live_ranges): New prototype.
3311 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3312 (coalesced_allocnos_living_at_program_points): New.
3313 (coalesced_allocnos_live_at_points_p,
3314 set_coalesced_allocnos_live_points): New functions.
3315 (coalesce_spill_slots): Rewrite.
3317 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3318 ira_compress_allocno_live_ranges): New functions.
3320 * ira-build.c (ira_flattening): Call
3321 ira_compress_allocno_live_ranges.
3324 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3326 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3329 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3331 * combine.c (make_compound_operation): Handle the 'E' format.
3332 (count_rtxs): Likewise.
3333 (update_table_tick): Likewise.
3334 (get_last_value_validate): Likewise.
3336 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3338 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3340 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3342 * matrix-reorg.c (transform_allocation_sites): Initializers
3343 added to avoid the warning.
3345 2008-09-25 Martin Jambor <mjambor@suse.cz>
3347 * cgraph.c (free_nodes): New variable.
3348 (NEXT_FREE_NODE): New macro.
3349 (cgraph_create_node): Reuse nodes from the free list. Do not
3350 update uid if doing so.
3351 (cgraph_remove_node): Add the node to the free list.
3353 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3355 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3357 2008-09-24 Richard Henderson <rth@redhat.com>
3359 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3360 * unwind-dw2.c (execute_stack_op): Handle it.
3362 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3365 2008-09-24 Michael J. Eager <eager@eagercon.com>
3367 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3369 * c-common.c (fname_decl): New location argument.
3370 * c-common.h (fname_decl): Same.
3371 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3373 (c_parser_typeof_specifier): Same.
3374 (c_parser_parms_list_declarator): Same.
3375 (c_parser_asm_string_literal): Same.
3376 (c_parser_compound_statement_nostart): Same.
3377 (c_parser_label): Same.
3378 (c_parser_do_statement): Same.
3379 (c_parser_asm_statement): Same.
3380 (c_parser_unary_expression): Same.
3381 (c_parser_sizeof_expression): Same.
3382 (c_parser_postfix_expression): Same.
3383 (c_parser_pragma): Same.
3384 (c_parser_omp_clause_collapse): Same.
3385 (c_parser_omp_clause_num_threads): Same.
3386 (c_parser_omp_clause_schedule): Same.
3387 (c_parser_omp_all_clauses): Same.
3388 (c_parser_omp_sections_scope): Same.
3389 (c_parser_omp_for_loop): Same. Pass condition's location to
3390 c_objc_common_truthvalue_conversion.
3391 (c_parser_enum_specifier): Remove comment.
3393 2008-09-24 Michael J. Eager <eager@eagercon.com>
3395 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3397 * config/rs6000/rs6000.c (rs6000_override_options): Move
3398 rs6000_init_hard_regno_mode_ok after all options changed.
3399 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3400 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3401 -msimple-fpu flags. Add warning messages if single FP not configured.
3402 (rs6000_file_start): Output gnu_attribute for single-float.
3403 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3404 (rs6000_legitimize_address): Likewise.
3405 (rs6000_legitimize_reload_address): Likewise.
3406 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3407 TARGET_SINGLE_FLOAT.
3408 (function_arg_advance): Likewise.
3409 (function_arg): Likewise.
3410 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3411 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3412 TARGET_SINGLE_FLOAT.
3413 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3414 (rs6000_emit_prologue): Likewise.
3415 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3416 TARGET_SINGLE_FLOAT.
3417 (rs6000_libcall_value): Likewise.
3418 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3419 (TARGET_DOUBLE_FLOAT): New default to 1
3420 (TARGET_SIMPLE_FPU): New default to 0
3421 (TARGET_SINGLE_FPU): New default to 0
3422 (TARGET_SINGLE_FLOAT_MODE): New.
3423 (TARGET_DOUBLE_FLOAT_MODE): New.
3424 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3425 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3427 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3428 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3429 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3430 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3431 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3432 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3433 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3434 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3435 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3436 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3437 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3438 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3439 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3440 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3441 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3442 cmptf_internal1, *cmptf_internal2): Condition on
3443 TARGET_DOUBLE_FLOAT.
3444 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3445 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3446 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3447 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3448 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3449 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3450 TARGET_SINGLE_FLOAT.
3451 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3452 * config/rs6000/rs6000.opt (-msingle-float): New.
3453 (-mdouble-float): New.
3454 (-msimple-fpu): New.
3455 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3456 -msingle-float, -mdouble-float, -msimple-fpu options.
3457 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3458 _SOFT_DOUBLE for -msingle-float.
3459 * config.gcc: New config for target=powerpc-xilinx-eabi.
3461 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3463 * config/sparc/constraints.md: New file.
3464 * config/sparc/sparc.md: Include it.
3465 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3466 (sparc_extra_constraint_check): Delete.
3467 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3468 (memory_ok_for_ldd): New predicate.
3469 (sparc_extra_constraint_check): Delete.
3470 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3471 (CONST_OK_FOR_LETTER_P): Likewise.
3472 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3473 (EXTRA_CONSTRAINT): Likewise.
3475 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3477 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3479 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3481 * alias.c (find_base_value): Use FIND_BASE_TERM.
3482 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3484 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3486 * config/i386/i386.c: Include cselib.h.
3487 (ix86_pic_register_p): New function.
3488 (ix86_delegitimize_address): Use it to check for the PIC register.
3490 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3492 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3493 * config/i386/i386.c (ix86_find_base_term): Don't check for
3494 SYMBOL_REF and LABEL_REF.
3496 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3498 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3499 constant PLUS in a CONST.
3501 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3503 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3504 check for sibcall support for w64.
3506 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3508 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3510 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3512 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3513 parser_build_binary_op.
3514 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3515 * c-typeck.c (build_array_ref): Same.
3516 (parser_build_unary_op): New location argument.
3517 (pointer_diff): Pass location to build_binary_op,
3518 c_objc_common_truthvalue_conversion.
3519 (build_modify_expr): Same.
3520 (build_unary_op): New location argument.
3521 (build_binary_op): New location argument.
3522 (c_objc_common_truthvalue_conversion): Pass location to
3523 c_*common_truthvalue_conversion.
3524 * c-convert.c (convert): Same.
3525 * c-common.c (binary_op_error): New location argument.
3526 (pointer_int_sum): Pass location to build_binary_op.
3527 (c_common_truthvalue_conversion): New location argument.
3528 (warn_for_sign_compare): Same.
3529 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3530 binary_op_error, build_binary_op, warn_for_sign_compare.
3531 * c-parser.c (c_parser_condition): Pass location to
3532 c_*common_truthvalue_conversion.
3533 (c_parser_conditional_expression): Save condition's location and pass
3535 (c_parser_binary_expression): Same, but for the binary operator's
3537 (c_parser_omp_for_loop): Pass location to
3538 c_objc_common_truthvalue_conversion.
3540 2008-09-23 Martin Jambor <mjambor@suse.cz>
3542 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3543 (cgraph_node_remove_callees): New temporary f. Hold the next item
3545 (cgraph_node_remove_callers): Likewise.
3547 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3548 (ipa_node_removal_hook): Likewise.
3550 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3551 gimple_call_copy_skip_args and moved to the gimple_call section.
3552 * gimple.c (gimple_copy_call_skip_args): Renamed to
3553 gimple_call_copy_skip_args. Changed al users.
3555 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3557 * ira-color.c (start_allocno_priorities): Rename to
3558 setup_allocno_priorities. Use costs and
3559 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3560 range lengths. Get rid off doubles.
3561 (ira_fast_allocations): Call start_allocno_priorities.
3563 2008-09-22 David Daney <ddaney@avtrex.com>
3566 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3567 register if TARGET_LONG_CALLS.
3569 2008-09-22 Richard Guenther <rguenther@suse.de>
3571 PR tree-optimization/37145
3572 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3573 value-numbering union accesses with their offset and size only.
3574 (visit_reference_op_load): Fix simplification of inserted conversions.
3575 * tree-ssa-pre.c (find_or_generate_expression): Do not
3576 recursively generate expressions if running FRE.
3578 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3580 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3581 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3584 2008-09-22 Richard Guenther <rguenther@suse.de>
3586 PR tree-optimization/37145
3587 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3588 (phi_translate_1): Constant fold references.
3590 2008-09-22 Ira Rosen <irar@il.ibm.com>
3592 PR tree-optimization/37482
3593 * tree-vectorizer.h (struct _slp_instance): Add new field.
3594 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3595 (get_earlier_stmt): New function.
3596 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3598 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3599 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3600 asserts that GSI points to the scalar statement being vectorized.
3601 Set new statement location according to GSI.
3602 (vect_schedule_slp_instance): Use GSI of
3603 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3605 2008-09-21 Jan Hubicka <jh@suse.cz>
3607 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3608 (ipcp_insert_stage): Update dead_nodes bitmap.
3610 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3613 * config/i386/t-cygming (SHLIB_LC): Remove.
3614 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3615 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3617 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3621 * final.c (mark_symbol_ref_as_used): New helper function.
3622 (output_operand): Instead of just looking inside MEMs for
3623 SYMBOL_REFs, use new helper function and for_each_rtx.
3624 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3625 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3626 Make head comment more general.
3627 * config/darwin.c (machopic_output_indirection): Handle weak
3628 references here, like in assemble_external.
3630 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3632 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3633 (sparc_emit_float_lib_cmp): Change return type.
3634 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3635 (gen_compare_operator): New function.
3636 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3637 the comparison sequence. Minor tweaks.
3638 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3639 that the final operator and the result of sparc_emit_float_lib_cmp
3640 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3641 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3642 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3643 result of sparc_emit_float_lib_cmp match for software TFmode.
3644 (movqicc, movhicc, movsicc, movdicc): Merge into...
3645 (mov<I:mode>cc): ...this.
3646 (movsfcc, movdfcc, movtfcc): Merge into...
3647 (mov<F:mode>cc): ...this.
3648 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3650 (mov<I:mode>_cc_v9): ...this.
3651 (movdi_cc_sp64_trunc): Delete.
3652 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3653 movdi_cc_reg_sp64): Merge into...
3654 (mov<I:mode>_cc_reg_sp64): ...this.
3655 (movsf_cc_sp64): Rename into...
3656 (movsf_cc_v9): ...this.
3657 (movdf_cc_sp64): Rename into...
3658 (movdf_cc_v9): ...this.
3659 (movtf_cc_hq_sp64): Rename into...
3660 (movtf_cc_hq_v9): ...this.
3661 (movtf_cc_sp64): Rename into...
3662 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3664 2008-09-21 Diego Novillo <dnovillo@google.com>
3666 * doc/gccint.texi: Include generic.texi and gimple.texi.
3668 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3669 (GIMPLE): Move to gimple.texi.
3670 (Annotations): Remove references to to stmt_ann_t and
3672 (SSA Operands): Rename from 'Statement Operands'.
3673 * doc/generic.texi: New.
3674 * doc/gimple.texi: New.
3675 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3676 * Makefile.in (TEXI_GCCINT_FILES):
3677 * gimple.c (gimple_copy_call_skip_args): Rename from
3678 giple_copy_call_skip_args. Update all users.
3679 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3681 2008-09-21 Ira Rosen <irar@il.ibm.com>
3683 PR tree-optimization/37539
3684 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3685 statement in related statement field only for the first load of the
3686 group of loads with the same data reference.
3688 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3690 * config/mips/mips.h (TUNE_OCTEON): New macro.
3691 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3692 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3693 * config/mips/octeon.md: New file.
3694 * config/mips/mips.md: Include octeon.md. Restore
3695 semi-alphabetical order of include files.
3697 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3700 * config/i386/i386.md (*jcc_fused_1): Removed.
3701 (*jcc_fused_2): Likewise.
3702 (*jcc_fused_3): Likewise.
3703 (*jcc_fused_4): Likewise.
3705 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3707 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3708 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3709 * target.h (gcc_target): Add ira_cover_classes.
3710 * ira.c: Remove IRA_COVER_CLASSES guards.
3711 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3712 instead of IRA_COVER_CLASSES.
3713 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3714 (setup_class_translate): Likewise.
3715 (setup_reg_class_intersect_union): Likewise.
3716 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3717 test of targetm.ira_cover_classes.
3718 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3719 of IRA_COVER_CLASSES.
3720 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3721 (TARGET_INITIALIZER): Include it.
3722 * targhooks.h (default_ira_cover_classes): Declare.
3723 * targhooks.c (default_ira_cover_classes): New function.
3725 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3727 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3729 2008-09-19 Ian Lance Taylor <iant@google.com>
3731 * varasm.c (narrowing_initializer_constant_valid_p): Return
3732 NULL_TREE if ENDTYPE is not an integer.
3734 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3737 * tree-ssa.c (execute_update_addresses_taken): Also update
3738 DECL_GIMPLE_REG_P for vector and complex types.
3740 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3741 Jan Hubicka <jh@suse.cz>
3744 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3745 empty before freeing them.
3746 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3748 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3750 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3751 * config/xtensa/predicates.md (tls_symbol_operand): New.
3752 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3753 (TARGET_CANNOT_FORCE_MEM): Define.
3754 (xtensa_tls_symbol_p): New.
3755 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3756 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3757 (xtensa_tls_module_base): New.
3758 (xtensa_call_tls_desc): New.
3759 (xtensa_legitimize_tls_address): New.
3760 (xtensa_legitimize_address): Handle TLS symbols.
3761 (xtensa_tls_referenced_p_1): New.
3762 (xtensa_tls_referenced_p): New.
3763 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3765 (XTENSA_BUILTIN_THREAD_POINTER): New.
3766 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3767 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3768 builtin. Add declarations for __builtin_thread_pointer and
3769 __builtin_set_thread_pointer.
3770 (xtensa_fold_builtin): Recognize new builtins.
3771 (xtensa_expand_builtin): Expand new builtins.
3772 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3773 (TARGET_THREADPTR): Define.
3774 (HAVE_AS_TLS): Define default value.
3775 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3776 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3777 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3778 (UNSPECV_SET_TP): New.
3779 (sym_TPOFF, sym_DTPOFF): New.
3780 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3781 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3782 * configure: Regenerated.
3784 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3787 * config/ia64/ia64.c (ia64_optimization_options): Move
3788 checking and setting flag_schedule_insns_after_reload and
3789 ia64_flag_schedule_insns2 back to ...
3790 (ia64_override_options): Here.
3792 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3795 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3796 zero extend count after the correction to it is done.
3797 (doloop_optimize): Update call to doloop_modify, don't zero extend
3800 2008-09-18 Martin Jambor <mjambor@suse.cz>
3802 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3804 * ipa-prop.c: Correct comments.
3805 * ipa-prop.h: Likewise.
3807 2008-09-18 Jan Hubicka <jh@suse.cz>
3810 * ipa-reference.c (ipa_reference_local_vars_info_d,
3811 ipa_reference_global_vars_info_d,
3812 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3813 ipa_reference_vars_info_t): Move here from ipa-reference.h
3814 (node_duplication_hook_holder, node_removal_hook_holder): New.
3815 (get_reference_vars_info_from_cgraph): Rename to ...
3816 (get_reference_vars_info): ... this one, use cgraph uids.
3817 (get_local_reference_vars_info, get_global_reference_vars_info):
3818 Use cgraph instead of decl.
3819 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3821 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3822 ipa_reference_get_written_global,
3823 ipa_reference_get_not_written_global): Use cgraph argument.
3824 (check_call): Simplify avail check.
3825 (scan_stmt_for_static_refs): Update.
3826 (propagate_bits): Update.
3827 (merge_callee_local_info): Remove.
3828 (init_function_info): Use cgraph nodes.
3829 (clean_function_local_data): Break out from ...
3830 (clean_function): ... here.
3831 (copy_local_bitmap, copy_global_bitmap): New functions.
3832 (duplicate_node_data, remove_node_data): New functions.
3833 (generate_summary): Register hooks; use visibility instead of
3835 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3836 * ipa-reference.h (ipa_reference_local_vars_info_d,
3837 ipa_reference_global_vars_info_d,
3838 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3839 ipa_reference_vars_info_t): Move to ipa-reference.c
3840 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3842 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3843 ipa_reference_get_not_read_global,
3844 ipa_reference_get_not_written_global): Update prototype.
3845 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3846 (init_state): Remove.
3847 (node_duplication_hook_holder, node_removal_hook_holder): New.
3848 (get_function_state, set_function_state): Use VECtor.
3849 (analyze_function): Check body availability.
3850 (add_new_function): Likewise.
3851 (duplicate_node_data, remove_node_data): New.
3852 (generate_summary): Register hooks; do not care about clones.
3853 (propafate): Do not care about clones; recursive functions are
3855 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3856 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3857 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3859 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3860 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3861 Update call of ipa-reference accesors.
3863 2008-09-18 Simon Baldwin <simonb@google.com>
3865 * c-opts.c (c_common_handle_option): Add handling for
3866 -Wbuiltin-macro-redefined command line option.
3867 * c.opt: Added builtin-macro-redefined option.
3868 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3871 2008-09-18 Richard Guenther <rguenther@suse.de>
3873 PR tree-optimization/37258
3874 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3875 and signedness for integral types.
3876 (vn_phi_eq): Require compatible types.
3878 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3881 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3882 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3884 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3885 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3886 ggc_free other TREE_LIST nodes from that chain.
3887 * function.c (instantiate_decls): Instantiate also DECL_RTL
3888 of vars in cfun->local_decls, free that list afterwards.
3890 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3892 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3893 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3895 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3897 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3898 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3900 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3902 PR tree-optimization/37102
3903 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3904 from a node. Check to see if another PHI is dead.
3905 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3906 remove real PHIs which have no uses.
3907 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3909 2008-09-18 Richard Guenther <rguenther@suse.de>
3912 * tree-cfg.c (remove_useless_stmts_1): Remove
3913 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3915 2008-09-18 Nick Clifton <nickc@redhat.com>
3917 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3918 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3919 to frv_secondary_reload_class.
3920 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3921 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3922 (frv_secondary_reload_class): Omit unused parameter.
3923 (frv_secondary_reload): New function. Handle the case when
3924 secondary_reload_class() is called before the reload_(in|out)
3925 _optabs have been initialised.
3926 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3928 * config/frv/frv.md: Define an exclusion set between fr550_m0
3931 2008-09-18 Richard Guenther <rguenther@suse.de>
3933 PR tree-optimization/37456
3934 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3935 want to insert after ends a BB insert on the single fallthru
3938 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3940 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3941 Mention -march=z9-109, z9-ec and z10.
3943 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3945 PR rtl-optimization/37544
3946 * regrename.c (maybe_mode_change): Exit early when copy_mode
3947 is narrower than orig_mode and narrower than new_mode.
3949 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3952 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3954 * sched-rgn.c (ref_counts): Remove.
3955 (insn_referenced): New static variable.
3956 (INSN_REF_COUNT): Remove.
3957 (sched_run_compute_dependencies): Use insn_referenced instead of
3959 (add_branch_dependences): Likewise. Delete dead assignment.
3961 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3963 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3964 consumer is an asm. Add comment why this is important.
3965 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3966 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3968 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3970 * expr.c (emit_group_store): Do not shift before moving via a
3973 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3975 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3976 from aggregate to non-aggregate type if the bit pattern is not fully
3977 preserved afterwards.
3979 2008-09-17 Richard Guenther <rguenther@suse.de>
3981 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3982 (verify_gimple_assign): ... this. Split into ...
3983 (verify_gimple_assign_unary): ... this,
3984 (verify_gimple_assign_binary): ... that,
3985 (verify_gimple_assign_single): ... and this.
3986 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3987 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3988 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3989 (verify_types_in_gimple_reference): Be forgiving with
3991 (verify_gimple_phi): Deal with virtual operands.
3993 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3995 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3997 * tree.c (get_callee_fndecl): Don't call the language hook.
3998 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3999 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4000 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4002 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4004 * tree.c (protected_set_expr_location): Don't unnecessarily
4005 check for error_mark_node.
4007 2008-09-17 Art Haas <ahaas@impactweather.com>
4009 * ipa-reference.c (analyze_function): Declare step only if
4010 ENABLE_CHECKING is defined.
4012 2008-09-17 Jan Hubicka <jh@suse.cz>
4015 * tree.h (DECL_INLINE): remove.
4016 (DECL_DECLARED_INLINE_P): Update docs.
4017 (DECL_NO_INLINE_WARNING_P): new.
4018 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4019 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4021 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4022 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4025 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4028 2008-09-17 Jan Hubicka <jh@suse.cz>
4030 * ipa-reference.c (ipa_obstack): Remove.
4031 (local_info_obstack, global_info_obstack): New.
4032 (add_static_var): We now handle variables only.
4033 (mark_address_taken, mark_load, mark_store): New functions based on ...
4034 (check_operand): ... remove.
4035 (get_asm_stmt_operands): Rename to ...
4036 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4037 (scan_stmt_for_static_refs): Rewrite.
4038 (scan_op_for_static_refs): Rename to ...
4039 (scan_initializer_for_static_refs): do not look for VAR_DECL
4040 initializers; stop recursion on types and decls.
4041 (ipa_init): Use proper obstacks.
4042 (analyze_variable): Use scan_initializer_for_static_refs.
4043 (init_function_info): Use local obstack.
4044 (analyze_function): Simplify.
4045 (add_new_function): We don't need visited_nodes obstack.
4046 (generate_summary): Use proper obstacks; cleanup after propagation.
4048 2008-09-17 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/37491
4052 * alias.c (get_alias_set): Use the canonical type.
4053 * tree-vect-transform.c (vectorizable_store): Use the type of
4054 the lhs for the vector type. Adjust checking.
4055 (vectorizable_load): Adjust checking.
4057 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4058 Adam Nemet <anemet@caviumnetworks.com>
4060 PR rtl-optimization/37483
4061 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4062 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4063 Rearrange code to better match the original comment. Check
4064 t_unconditional first. Improve comment.
4066 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4069 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4070 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4073 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4074 GIMPLE_TRY if cleanup sequence is empty.
4076 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4079 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4080 eliminate IV if the cost are the same.
4082 2008-09-16 Richard Guenther <rguenther@suse.de>
4085 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4088 2008-09-16 Richard Guenther <rguenther@suse.de>
4090 PR tree-optimization/37508
4091 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4093 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4095 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4097 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4099 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4100 use gen_floatdidf2 directly.
4101 (floatunssidf2): Likewise.
4102 (floatsidf_ppc64_mfpgpr): Remove.
4103 (floatsidf_ppc64): Remove.
4104 (floatunssidf_ppc64): Remove.
4106 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4108 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4109 rather than update_cost_queue.
4111 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4112 in every call starting with the second one, instead of only when
4113 alias_bitmap_obstack.elements != NULL.
4115 * tree-predcom.c (filter_suitable_components): Free all refs in
4116 act->refs vector before calling release_component.
4117 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4119 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4121 * tree-loop-linear.c (linear_transform_loops): Initialize
4122 lambda_obstack only after calling perfect_loop_nest_depth.
4123 Goto free_and_continue instead of just continue for later failures.
4126 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4129 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4131 2008-09-14 Andreas Schwab <schwab@suse.de>
4133 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4135 2008-09-14 Jan Hubicka <jh@suse.cz>
4137 * invoke.texi (-fconserve-stack): Document.
4138 * opts.c (decode_options): Handle conserve_stack.
4139 * common.opt (fconvserve_stack): New.
4141 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4143 * config.host: Add x-aix to host_xmake_file.
4144 * config/rs6000/t-aix52: Do not override LDFLAGS.
4145 * config/rs6000/x-aix: New file.
4147 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4153 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4154 is not recognized as a valid register usage. Allow REG_X to be used
4156 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4157 forces a reload when using a base register.
4159 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4161 * config/i386/cygming-crtend.c (register_frame_ctor): If
4162 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4163 directly with atexit.
4164 (deregister_frame_ctor): Rename to ...
4165 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4166 if !DEFAULT_USE_CXA_ATEXIT.
4168 2008-09-13 Jan Hubicka <jh@suse.cz>
4170 * cgraph.c: Include value-prof.h
4171 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4173 2008-09-13 Jan Hubicka <jh@suse.cz>
4176 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4177 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4178 tree_gen_one_value_profiler, tree_gen_average_profiler,
4179 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4181 2008-09-13 Jan Hubicka <jh@suse.cz>
4183 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4184 too many bytes on misalligned blocks.
4186 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4188 * doc/cfg.texi: Fix some typos.
4189 * doc/extend.texi: Likewise.
4190 * doc/install.texi: Likewise.
4191 * doc/invoke.texi: Likewise.
4192 * doc/rtl.texi: Likewise.
4193 * doc/tree-ssa.texi: Likewise.
4195 2008-09-13 Richard Guenther <rguenther@suse.de>
4198 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4199 gimple stores for memory rhs.
4201 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4203 PR rtl-optimization/37489
4204 * cse.c (fold_rtx): Don't return const_true_rtx for float
4205 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4207 2008-09-13 Jan Hubicka <jh@suse.cz>
4209 PR tree-optimization/37392
4210 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4212 2008-09-13 Martin Jambor <mjambor@suse.cz>
4213 Jan Hubicka <jh@suse.cz>
4215 * cgraph.c (free_edges): New variable.
4216 (NEXT_FREE_EDGE): New macro.
4217 (cgraph_free_edge): New function.
4218 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4219 (cgraph_node_remove_callees): Likewise.
4220 (cgraph_node_remove_callers): Likewise.
4221 (cgraph_create_edge): Reuse edges from the free list. Do not
4222 update uid if doing so.
4223 (cgraph_remove_*_hook): Add free call.
4225 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4227 * ira-color.c (conflict_allocno_vec): Delete.
4228 (update_cost_queue_elem): New structure.
4229 (update_cost_queue): New variable.
4230 (update_cost_queue_tail): Likewise.
4231 (update_cost_queue_elems): Likewise.
4232 (allocno_update_cost_check): Delete.
4233 (initiate_cost_update): Allocate update_cost_queue_elems
4234 instead of allocno_update_cost_check.
4235 (finish_cost_update): Update the free()s accordingly.
4236 (start_update_cost): New function.
4237 (queue_update_cost): Likewise.
4238 (get_next_update_cost): Likewise.
4239 (update_copy_costs_1): Inline into...
4240 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4241 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4242 once we've established they are equal. Don't allocate update
4243 costs if there is nothing to add to them.
4244 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4245 DIVISOR arguments. Use a queue instead of recursive calls;
4246 process all the allocnos in the initial queue, rather than
4248 (assign_hard_reg): Use queue_update_cost instead of
4249 conflict_allocno_vec. Queue coalesced allocnos instead
4250 of calling update_conflict_hard_regno_costs for each one.
4251 Just call update_conflict_hard_regno_costs once for the
4253 (ira_color): Remove conflict_allocno_vec handling.
4255 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4257 PR tree-optimization/37484
4258 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4259 (save_var_name): Same.
4260 (initialize_cloog_names): Same.
4261 (initialize_cloog_names): Same.
4263 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4265 * tree-scalar-evolution.c (set_instantiated_value): Set
4268 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4272 * ira-build.c (common_loop_tree_node_dominator): Remove.
4273 (copy_live_ranges_to_removed_store_destinations): New function.
4274 (regno_top_level_allocno_map): Move to top level from ...
4275 (ira_flattening): ... here. Use
4276 copy_live_ranges_to_removed_store_destinations.
4278 * ira-emit.c (generate_edge_moves): Fix a comment.
4280 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4283 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4284 scratch register after 'set' pattern.
4286 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4288 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4289 information passed to mark_reg_pointer.
4290 * explow.c (force_reg): Likewise.
4292 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4294 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4295 when building for the celledp architecture.
4297 2008-09-12 Richard Guenther <rguenther@suse.de>
4299 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4301 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4303 PR rtl-optimization/37424
4304 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4305 the regnos instead of the addresses.
4307 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4309 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4311 2008-09-11 Richard Guenther <rguenther@suse.de>
4313 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4314 entering the weaker equivalence recording.
4316 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4318 2008-09-11 Jeff Law <law@redhat.com>
4320 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4321 by assign_stack_local on the IRA path for stack slot sharing
4322 as well as the non-IRA path.
4324 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4326 * config/i386/i386.h: Fix whitespace issues.
4328 2008-09-11 Martin Jambor <mjambor@suse.cz>
4330 * ipa-prop.h (struct ipa_param_flags): Removed.
4331 (struct ipa_param_descriptor): New structure.
4332 (struct ipa_node_params): ipcp_lattices, param_decls and
4333 param_flags moved to ipa_param_description.
4334 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4335 descriptors. Renamed all users.
4336 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4337 changed to access descriptors. Renamed all users.
4338 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4339 to access descriptors. Renamed all users.
4340 * ipa-cp.c (ipcp_init_cloned_node): Call
4341 ipa_initialize_node_params instead of ipa_count_formal_params and
4342 ipa_create_param_decls_array.
4343 (ipcp_analyze_node): Likewise.
4344 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4345 descriptors. Renamed all users.
4346 (ipcp_initialize_node_lattices): Remove allocation.
4347 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4348 ipa_initialize_node_params instead of ipa_count_formal_params and
4349 ipa_create_param_decls_array.
4350 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4351 ipa_populate_param_decls, made static, added parameter info,
4352 renamed mt to node, removed allocation, changed to use
4354 (ipa_count_formal_params): Made static, added parameter info,
4356 (ipa_initialize_node_params): New function.
4357 (ipa_check_stmt_modifications): Changed to use descriptors.
4358 (ipa_detect_param_modifications): Removed allocation, changed to
4360 (ipa_note_param_call): Changed to use descriptors.
4361 (ipa_analyze_params_uses): Removed allocation.
4362 (ipa_free_node_params_substructures): Changed to use descriptors.
4363 (ipa_edge_duplication_hook): Use the unused attribute.
4364 (ipa_node_duplication_hook): Use the unused attribute, changed to
4365 use descriptors, changed to duplicate descriptors.
4367 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4368 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4369 indirect inlining. Made static.
4370 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4371 functions called only once.
4372 (cgraph_decide_recursive_inlining): Don't call
4373 ipa_propagate_indirect_call_infos, pass new_edges to
4374 cgraph_mark_inline_edge instead.
4375 (cgraph_decide_inlining_of_small_functions): Don't call
4376 ipa_propagate_indirect_call_infos, pass new_edges to
4377 cgraph_mark_inline_edge instead.
4378 (cgraph_decide_inlining): Don't call
4379 ipa_propagate_indirect_call_infos.
4380 * ipa-prop.c: Check that vectors are allocated.
4382 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4383 iff a new cgraph edges have been created.
4384 (cgraph_decide_inlining): New variable redo_always_inline.
4385 Flattening and always_inlining loop until callgraph stabilizes.
4386 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4387 true iff new cgraph edges have been created.
4388 (propagate_info_to_inlined_callees): Likewise.
4389 (ipa_propagate_indirect_call_infos): Likewise.
4391 2008-09-11 Richard Guenther <rguenther@suse.de>
4393 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4394 (set_prologue_iterations): Likewise.
4395 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4397 (vect_update_init_of_dr): Likewise.
4398 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4400 * fold-const.c (fold_unary): Do not generate calculations
4403 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4405 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4406 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4407 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4409 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4411 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4412 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4413 before finalizing the changes.
4414 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4416 (simplify_truth_ops_using_ranges): New.
4417 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4418 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4419 whether a simplification was made.
4420 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4421 use a switch statement and also call simplify_truth_ops_using_ranges.
4423 2008-09-11 Jan Hubicka <jh@suse.cz>
4425 * ggc-common.c (loc_array): Make static.
4426 * dce.c (rest_of_handle_ud_dce): Free worklist.
4428 2008-09-11 Jan Hubicka <jh@suse.cz>
4430 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4431 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4432 function so we are sure we do not dangle it forever.
4433 * function.c (outer_function_chain, find_function_data): Remove.
4434 (function_context_stack): New.
4435 (push_function_context, pop_function_context): Update.
4436 * function.h (struct function): Remove pointer outer.
4437 (outer_function_chain, find_function_data): Remove.
4438 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4440 2008-09-11 Jan Hubicka <jh@suse.cz>
4443 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4445 2008-09-11 Jan Hubicka <jh@suse.cz>
4447 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4449 2008-09-11 Jan Hubicka <jh@suse.cz>
4451 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4452 (free_var_map_entry): New function.
4453 (redirect_edge_var_map_destroy): Use it.
4455 2008-09-11 Jan Hubicka <jh@suse.cz>
4458 * tree-inline.c (add_lexical_block): Replace with ...
4459 (prepend_lexical_block): ... prepend at begginig.
4460 (remap_blocks): Use it and reverse later.
4461 (expand_call_inline): Use prepend_lexical_block.
4463 2008-09-11 Jan Hubicka <jh@suse.cz>
4465 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4467 2008-09-11 Jan Hubicka <jh@suse.cz>
4469 * function.c (free_after_compilation): Call insn_locators_free.
4470 * cfglayout.c (insn_locators_free): New function.
4471 * rtl.h (insn_locators_free): Declare.
4473 2008-09-11 Jan Hubicka <jh@suse.cz>
4475 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4477 (cond_move_process_if_block): Update call.
4479 2008-09-11 Jan Hubicka <jh@suse.cz>
4481 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4482 * vec.c: Include hashtab.h
4483 (vec_descriptor, ptr_hash_entry): New structures.
4484 (vec_desc_hash, vec_ptr_map): New static variables.
4485 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4486 register_overhead, free_overhead, vec_heap_free): New functions.
4487 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4488 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4489 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4492 2008-09-11 Ira Rosen <irar@il.ibm.com>
4494 PR tree-optimization/37474
4495 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4496 length of load permutation.
4498 2008-09-11 Andreas Schwab <schwab@suse.de>
4500 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4502 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4505 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4506 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4507 simplify_gen_subreg.
4509 2008-09-11 Ira Rosen <irar@il.ibm.com>
4511 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4514 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4517 * gimplify.c (gimplify_body): Call default_rtl_profile.
4520 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4521 instead of tok->val.node if not expanding to something else. Handle
4522 intervening CPP_PADDING tokens.
4523 (altivec_categorize_keyword): Remove unneeded comparisons.
4525 2008-09-10 Richard Guenther <rguenther@suse.de>
4527 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4529 2008-09-10 Richard Guenther <rguenther@suse.de>
4532 * tree-inline.c (insert_init_stmt): Make sure to not
4533 insert invalid gimple stores.
4535 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4537 PR tree-optimization/37388
4538 * toplev.c (process_options): Fail and warn when graphite
4539 flags are used, but the compiler has not been configured
4540 with graphite libraries.
4541 * graphite.c (graphite_transform_loops): Remove printfs
4542 to dump_file for the case when graphite is not available.
4544 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4547 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4548 the even element into register.
4549 (ix86_expand_vector_init_general): Don't use
4550 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4551 if we can't move from GPR to SSE register directly.
4553 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4555 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4556 not lose track of the number of NOPs needed. Number of NOPs needed
4557 for sync vs. loads workaround was switched; corrected. Run second
4558 pass for all workarounds. No NOPs needed after call insns. Change
4559 second pass to use find_next_insn_start and find_load helpers in order
4560 to properly detect parallel insns.
4561 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4563 2008-09-10 Jan Hubicka <jh@suse.cz>
4565 * value-prof.c (gimple_ic): Fix tuplification bug.
4566 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4569 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4571 PR tree-optimization/37353
4572 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4573 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4574 calls instead of cond_dead_built_in_calls.
4575 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4576 initalize the vector only before adding first entry. Use VEC_safe_push
4577 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4578 shrink_wrap_conditional_dead_built_in_calls call.
4580 2008-09-10 Ira Rosen <irar@il.ibm.com>
4582 PR tree-optimization/37385
4583 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4584 argument, and use it as a vector type if not NULL.
4585 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4587 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4588 additional argument.
4589 (vectorizable_load): Likewise.
4591 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4593 * config/i386/i386.md (SWI32): New mode iterator.
4594 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4597 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4599 PR rtl-optimization/37435
4600 * caller-save.c (insert_restore, insert_save): Check the mode by
4603 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4606 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4608 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4611 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4613 * doc/invoke.texi (ARM Options): Correct errors in discussion
4614 of -mfloat-abi, -mhard-float, and -msoft-float.
4616 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4617 Jan Hubicka <jh@suse.cz>
4620 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4621 calling gimple_regimplify_operands on it. Iterate over all newly
4622 added statements, not just the last one.
4623 (insert_init_stmt): Insert stmt into seq first, then call
4624 gimple_regimplify_operands on it. Don't create new gimplification
4625 context, nor find referenced vars.
4627 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4630 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4631 to pointer to vector pointer.
4632 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4633 propagate_info_to_inlined_callees): Likewise.
4634 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4635 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4636 ipa_check_create_edge_args.
4637 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4638 argument to pointer to vector pointer.
4639 (cgraph_decide_inlining_of_small_function): Adjust
4640 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4644 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4645 optimizing for size, not speed.
4647 PR rtl-optimization/37408
4648 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4649 if parm is promoted.
4651 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4653 PR tree-optimization/37375
4654 * tree-scalar-evolution.c (scev_info_str): Add field
4656 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4657 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4658 set_instantiated_value): Pass instantiated_below.
4659 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4661 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4662 the definitions are not instantiated.
4664 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4665 (block_before_loop): New.
4666 * tree-data-ref.c (dr_analyze_indices): Update uses of
4668 * graphite.c (block_before_scop): New.
4669 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4670 basic block, not a loop for determining the parameters.
4671 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4673 (idx_record_params, find_params_in_bb, find_scop_parameters,
4674 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4675 to instantiate_scev.
4677 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4679 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4683 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4685 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4686 Check zero freq and increase if necessary.
4688 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4690 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4691 regno is in the right range. Add comments.
4693 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4695 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4697 * mips-tfile.c (copy_object): Cast alloca result to int *.
4698 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4700 Rename class to sclass.
4701 (read_tfile): Cast read_seek return values to proper types.
4702 Cast xcalloc return value to proper type.
4704 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4706 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4707 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4708 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4710 2008-09-09 Jan Hubicka <jh@suse.cz>
4712 * profile.c (is_edge_inconsistent): Add debug output; ignore
4713 negative count on fake edges.
4714 (is_inconsistent): Add debug output.
4716 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4718 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4720 (choose_ready): When first insn is chosen from the ready list, also
4723 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4725 PR rtl-optimization/37360
4726 * haifa-sched.c (max_issue): Do not assert that we never issue more
4727 insns than issue_rate. Add comment.
4729 2008-09-09 Richard Guenther <rguenther@suse.de>
4731 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4732 (verify_types_in_gimple_call): Rename to ...
4733 (verify_gimple_call): ... this. Enhance.
4734 (verify_types_in_gimple_cond): Remove.
4735 (verify_gimple_comparison): New function ...
4736 (verify_types_in_gimple_assign): ... split out from here.
4737 (verify_types_in_gimple_return): Rename to ...
4738 (verify_gimple_return): ... this. Enhance.
4739 (verify_types_in_gimple_switch): Rename to ...
4740 (verify_gimple_switch): ... this. Enhance.
4741 (verify_gimple_goto): New function.
4742 (verify_types_in_gimple_phi): Rename to ...
4743 (verify_gimple_phi): ... this. Enhance.
4744 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4745 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4746 (verify_types_in_gimple_seq_2): Remove cases handled in
4747 verify_types_in_gimple_stmt.
4749 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4751 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4752 (push_multiple_operation, pop_multiple_operation): Set it.
4753 (workaround_rts_anomaly): New function.
4754 (workaround_speculation): New function, broken out of bfin_reorg.
4755 (bfin_reorg): Call the new functions.
4757 2008-09-09 Richard Guenther <rguenther@suse.de>
4761 * gimplify.c (gimplify_conversion): Change conversions of
4762 non-register type to VIEW_CONVERT_EXPRs.
4763 (gimplify_addr_expr): If we need to make the operand
4764 addressable make sure to use a properly initialized
4765 temporary for that so it gets a valid gimple store.
4767 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4769 * function.h (struct function): Add function_start_locus.
4770 * cfgexpand.c (gimple_expand_cfg): Use it.
4771 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4773 2008-09-09 Richard Guenther <rguenther@suse.de>
4775 PR tree-optimization/37433
4776 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4779 2008-09-09 Richard Guenther <rguenther@suse.de>
4781 PR tree-optimization/37387
4782 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4783 and bits to a common type.
4785 2008-09-09 Nick Clifton <nickc@redhat.com>
4787 * config/v850/v850.md (return): Restore frame size restriction.
4789 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4791 * c-common.c (c_expand_decl): Remove.
4792 * c-common.h (anon_aggr_type_p): Remove prototype.
4793 (DECL_ANON_UNION_ELEMS): Remove.
4794 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4795 * c-decl.c (anon_aggr_type_p): Remove.
4796 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4797 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4798 * langhooks.h (struct lang_hooks): Remove expand_decl.
4799 * langhooks.c (lhd_expand_decl): Remove.
4800 * stmt.c (expand_anon_union_decl): Remove.
4801 * tree.h (expand_anon_union_decl): Remove prototype.
4803 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4806 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4808 * config/avr/avr.md (QISI) : Define mode iterator.
4809 (negated_tst<mode>) : Redefine as split using mode macro.
4810 (reversed_tstqi): Define insn as reversed compare with zero.
4811 (reversed_tsthi): Ditto.
4812 (reversed_tstsi): Ditto.
4814 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4817 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4818 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4821 * predict.c (optimize_function_for_size_p): Don't segfault if
4823 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4824 tree_swap_operands_p): Don't test cfun != NULL before calling
4825 optimize_function_for_s*_p.
4827 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4829 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4832 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4834 * crx/crx.h (IRA_COVER_CLASSES): Define.
4836 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4839 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4840 even when a stmt has been gimple_modified_p, but after fold_stmt is
4841 not any longer. Remove unneeded may_have_exposed_new_symbols
4844 2008-09-08 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/37421
4847 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4850 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4853 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4855 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4858 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4859 * pa-hpux10.h (LINK_SPEC): Likewise.
4860 * pa-hpux11.h (LINK_SPEC): Likewise.
4862 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4864 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4865 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4867 2008-09-07 Helge Deller <deller@gmx.de>
4869 * pa/linux-atomic.c: New file.
4870 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4871 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4873 2008-09-07 Richard Guenther <rguenther@suse.de>
4874 Ira Rosen <irar@il.ibm.com>
4876 PR tree-optimization/36630
4877 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4878 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4880 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4881 Ira Rosen <irar@il.ibm.com>
4883 PR tree-optimization/35642
4884 * config/rs6000/altivec.md (mulv8hi3): Implement.
4886 2008-09-06 Jeff Law <law@redhat.com>
4888 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4890 2008-09-06 Jan Hubicka <jh@suse.cz>
4892 PR tree-optimization/14703
4893 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4895 * passes.c (init_optimization_passes): Recompute inline parameters.
4897 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4899 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4902 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4903 Peter Fuerst <post@pfrst.de>
4905 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4906 * doc/extend.texi: Document __builtin_mips_cache.
4907 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4908 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4909 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4910 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4911 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4912 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4913 (set_push_mips_isas): New variable.
4914 (mips_r10k_cache_barrier): New variable.
4915 (cache): New availability predicate.
4916 (mips_builtins): Add an entry for __builtin_mips_cache.
4917 (mips_build_cvpointer_type): New function.
4918 (MIPS_ATYPE_CVPOINTER): New macro.
4919 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4921 (r10k_simplified_address_p, r10k_simplify_address)
4922 (r10k_uncached_address_p, r10k_safe_address_p)
4923 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4924 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4925 (r10k_insert_cache_barriers): New functions.
4926 (mips_reorg_process_insns): Delete cache barriers after a
4927 branch-likely instruction.
4928 (mips_reorg): Call r10k_insert_cache_barriers.
4929 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4930 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4931 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4932 (mips_cache, r10k_cache_barrier): New define_insns.
4934 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4936 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4937 * ira-color.c (setup_allocno_left_conflicts_num): Use
4938 hard_reg_set_equal_p instead of a comparison with
4939 ira_zero_hard_reg_set.
4940 * ira.c (setup_reg_subclasses): Likewise.
4941 (setup_cover_and_important_classes): Likewise.
4942 (setup_class_translate): Likewise.
4943 (setup_reg_class_intersect_union): Likewise.
4944 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4945 (ira_init_once): Don't initialize them.
4947 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4949 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4951 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4953 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4955 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4957 Improved branch hints, safe hints, and scheduling.
4959 * haifa-sched.c (sched_emit_insn) : Define.
4960 * sched-int.h (sched_emit_insn) : Add prototype.
4961 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4962 -mhint-max-distance -msafe-hints) : Document.
4963 * config/spu/spu.c (spu_flag_var_tracking): New.
4964 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4965 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4966 TARGET_ASM_FILE_START): Define.
4967 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4968 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4969 (spu_emit_branch_hint): Add blocks argument.
4970 (insert_branch_hints, insert_nops): Remove.
4971 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4972 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4973 spu_sched_reorder, asm_file_start): New functions.
4974 (clock_var, spu_sched_length, pipe0_clock,
4975 pipe1_clock, prev_clock_var, prev_priority,
4976 spu_ls_first, prev_ls_clock): New static variables.
4977 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4978 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4979 (nopn_nv): Add a non-volatile version of nop.
4980 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4981 -mhint-max-distance, -msafe-hints): New options.
4983 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4984 Samuel Tardieu <sam@rfc1149.net>
4986 * opts.c (decode_options): Combine nested if statements.
4989 * opts.c (decode_options): Handle more relationships among
4990 unit-at-a-time, toplevel-reorder, and section-anchors.
4992 2008-09-05 David Daney <ddaney@avtrex.com>
4994 * doc/install.texi (--enable-reduced-reflection): Document new option.
4996 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4998 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5000 (constantpool_operand): New.
5001 (move_operand): Disallow sub-word modes for the constant pool.
5002 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5003 (xtensa_secondary_reload_class): Replace with....
5004 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5005 Set icode for sub-word reloads from the constant pool.
5006 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5007 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5008 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5009 * config/xtensa/xtensa-protos.h: Update prototypes.
5011 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5013 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5014 (REG_CLASS_NAMES): Update.
5015 (REG_CLASS_CONTENTS): Update.
5016 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5017 of ALL_REGS for regs 77 and 78.
5018 * function.c (instantiate_virtual_regs_in_insn): Assert that
5019 return value of simplify_gen_subreg is not NULL.
5021 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5023 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5024 (gen_rtvec_v): Fix coding standards.
5026 2008-09-04 Jan Hubicka <jh@suse.cz>
5028 * i386.c (decide_alg): Be more conservative about optimizing for size.
5030 2008-09-04 Ian Lance Taylor <iant@google.com>
5032 * varasm.c (narrowing_initializer_constant_valid_p): New
5034 (initializer_constant_valid_p): Call it.
5036 2008-09-04 Jeff Law <law@redhat.com>
5038 * fold-const.c (native_encode_real): Fix computation of WORDS.
5039 (native_interpret_real): Likewise.
5041 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5043 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5045 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5047 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5048 that the cost is already taken into account in ira-costs.c
5050 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5052 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5053 ira_debug_copies): New.
5054 (ira_bulid): Call print_copies.
5056 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5058 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5061 * config/rs6000/rs6000.c (optimization_options): Remove check of
5062 flag_toplevel_order.
5064 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5066 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5067 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5068 second operand is a reg_imm10_operand.
5069 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5070 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5071 (*seq_<GPR:mode><GPR2:mode>): Rename to
5072 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5074 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5075 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5077 (*sne_<GPR:mode><GPR2:mode>): Rename to
5078 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5081 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5083 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5084 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5085 combining an arithmetic right shift by more than 31 and a
5086 trunction. Don't match for out-of-range shift amounts. Set
5087 attribute mode to <MODE>.
5088 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5089 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5090 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5091 shifts by less than 32.
5092 (extv): Change predicate on first operand to accept registers.
5093 Change predicate of the other operands from immediate_operand to
5094 const_int_operand. Expand exts when source is a register.
5095 (extzv): Change predicate of the constant operands from
5096 immediate_operand to const_int_operand.
5097 (extzv<mode>): Change predicate of the constant operands from
5098 immediate_operand to const_int_operand and no constraint. Also
5100 (*extzv_trunc<mode>_exts): New pattern.
5102 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5104 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5105 * config/mips/mips-protos.h (mask_low_and_shift_p,
5106 mask_low_and_shift_len): Declare.
5107 * config/mips/mips.c (mask_low_and_shift_p,
5108 mask_low_and_shift_len): New functions.
5109 (mips_print_operand): Handle new operand prefix "m".
5110 * config/mips/mips.md (*cins<mode>): New pattern.
5112 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5114 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5115 optimizing for size.
5117 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5119 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5120 regardless of epilogue_completed.
5122 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5125 * ira-lives.c (process_bb_node_lives): Check setjmp.
5127 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5130 * ira-build.c (form_loop_tree): Reverse BB walk.
5131 (create_bb_allocnos): Likewise.
5132 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5133 (mark_reg_store): Rename to...
5134 (mark_ref_live): ...this and take a df_ref argument instead of
5135 note_stores arguments. Assert that we have a register.
5136 (mark_reg_clobber): Delete.
5137 (def_conflicts_with_inputs_p): New function.
5138 (mark_reg_conflicts): Delete.
5139 (mark_reg_death): Rename to...
5140 (mark_ref_dead): ...this and take a df_ref argument instead of
5141 a register. Assert that we have a register.
5142 (process_bb_node_lives): Hoist frequency calculation out of
5143 instruction walk. Convert from a forwards scan to a backwards scan.
5144 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5145 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5146 (create_allocno_live_ranges): Don't create regs_set.
5148 2008-09-04 Ian Lance Taylor <iant@google.com>
5150 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5151 or REG_LABEL_TARGET.
5152 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5153 comparing MODE with MEM.
5154 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5155 comparing with GF_PREDICT_TAKEN.
5156 (gimple_get_lhs): Change code to enum gimple_code.
5157 (gimple_set_lhs): Likewise.
5158 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5159 * omp-low.c (find_omp_clause): Change kind parameter to enum
5161 * tree-flow.h (find_omp_clause): Update declaration.
5162 * regrename.c (clear_dead_regs): Change kind parameter to enum
5164 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5166 * see.c (see_get_extension_data): Change return type to enum
5167 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5168 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5169 (see_gen_normalized_extension): Change extension_code parameter to
5171 (see_seek_pre_extension_expr): Change extension_code to enum
5173 (see_merge_one_def_extension): Likewise.
5174 (see_handle_relevant_defs): Likewise.
5175 (see_handle_relevant_uses): Likewise.
5176 (see_analyze_one_def): Likewise.
5177 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5178 GIMPLE_ASM rather than ASM_EXPR.
5179 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5180 GIMPLE_RETURN rather than RETURN_EXPR.
5181 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5182 (evaluate_stmt): Likewise.
5183 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5184 to enum vect_relevant.
5185 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5186 compare gimple codes with tree codes.
5188 2008-09-04 Paul Brook <paul@codesourcery.com>
5190 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5192 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5194 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5195 pointer check lost in the recent no-unit-at-a-time patch.
5197 2008-09-04 Jan Hubicka <jh@suse.cz>
5200 * tree-switch-conversion.c (check_final_bb): Accept only IP
5203 2008-09-04 Jan Hubicka <jh@suse.cz>
5205 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5207 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5208 using_ranges argument.
5209 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5210 (vrp_visit_cond_stmt): Update call of
5211 vrp_evaluate_conditional_warnv_with_ops
5213 2008-09-04 Jan Hubicka <jh@suse.cz>
5215 PR tree-optimization/37345
5216 PR tree-optimization/37358
5217 PR tree-optimization/37357
5218 * tree.c (build_function_type_skip_args): Build distinct type copy;
5220 (build_function_decl_skip_args): Set type of new decl not orig decl;
5221 clear DECL_VINDEX for methods turned into functions.
5223 2008-09-04 Nick Clifton <nickc@redhat.com>
5225 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5226 * configure: Regenerate.
5227 * config.in: Regenerate.
5228 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5229 alignment field, if it is supported.
5231 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5233 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5236 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5238 * config/rs6000/rs6000.c (processor_target_table): Do not
5239 enable VMX for POWER6.
5241 2008-09-03 Anton Blanchard <anton@samba.org>
5243 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5244 emit memory barrier before operation.
5246 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5249 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5250 default_elf_asm_output_external.
5252 2008-09-03 Jeff Law <law@redhat.com>
5254 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5256 2008-09-03 Richard Henderson <rth@redhat.com>
5258 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5259 memory barrier to below the test-and-set.
5260 (alpha_split_lock_test_and_set_12): Likewise.
5262 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5266 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5269 * ira-color.c (print_loop_title): Use all_allocnos.
5270 (color_pass): Ditto. Don't add border_allocnos. Check that
5271 subloop allocno in the correspdoning bitmap all_allocnos.
5273 * ira-emit.c (change_loop): Use all_allocnos.
5275 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5276 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5277 (create_cap_allocno): Remove setting mentioned_allocnos.
5278 (create_insn_allocnos): Ditto.
5279 (remove_unnecessary_allocnos): Use all_allocnos.
5280 (check_allocno_creation): Check that allocnos are in the
5281 corresponding bitmap all_allocnos.
5283 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5287 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5288 (process_regs_for_copy): Process subregs. Refine check when cost
5289 is taken into account in ira-costs.c.
5290 (process_reg_shuffles): Use REG_SUBREG_P.
5291 (add_insn_allocno_copies): Ditto. Ignore modes.
5293 * ira-color.c (conflict_allocno_vec): New.
5294 (COST_HOP_DIVISOR): New macro.
5295 (update_copy_costs_1): Use it.
5296 (update_conflict_hard_regno_costs): New function.
5297 (assign_hard_reg): Use it.
5298 (ira_color): Allocate and free conflict_allocno_vec.
5300 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5304 * ira-int.h (ira_sort_insn_chain): Remove.
5306 * ira.c (basic_block_order_nums, chain_insn_order,
5307 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5308 (ira): Don't call ira_sort_insn_chain.
5310 * reload1.c (reload): Don't call ira_sort_insn_chain.
5312 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5315 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5316 which become non throw.
5317 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5318 update_call_expr after updating the flags on the decl.
5320 2008-09-03 Jan Hubicka <jh@suse.cz>
5322 PR tree-optimization/37315
5323 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5324 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5325 (cgraph_analyze_functions): Use node->analyzed
5326 (cgraph_mark_functions_to_output): Likewise.
5327 (cgraph_expand_function): All functions can be released after
5329 (cgraph_optimize): Use gimple_has_body_p.
5330 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5331 (cgraph_decide_inlining_incrementally): Likewise.
5332 (inline_transform): Inline transform.
5333 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5335 (inlinable_function_p): Drop gimple_body check.
5336 (expand_call_inline): Use gimple_has_body_p.
5337 * gimple.c (gimple_has_body_p): New.
5338 * gimple.h (gimple_has_body_p): Add prototype.
5339 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5340 (dump_function_to_file): Use gimple_has_body_p check.
5342 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5345 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5347 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5349 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5351 From Michael Frysinger <michael.frysinger@analog.com>
5352 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5353 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5356 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5359 * doc/extend.texi: Document picoChip builtin functions.
5360 * doc/invoke.texi: Document picoChip options.
5361 * doc/contrib.texi: Add picoChip contribution.
5362 * doc/md.texi: Document picoChip constraints.
5363 * config.gcc: Add picochip-*-*.
5364 * config/picochip/: Add new port.
5366 2008-09-03 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/37328
5369 * tree-sra.c (sra_build_assignment): Gimplify properly.
5370 (generate_copy_inout): Take the correct stmt as definition,
5371 remove bogus assert.
5373 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5375 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5378 From Michael Frysinger <michael.frysinger@analog.com>
5379 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5381 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5383 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5384 (__gthread_setspecific): Revert 2008-08-31 change to
5385 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5387 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5389 * diagnostic.c (error_at): New.
5390 * toplev.h (error_at): New prototype.
5391 * c-typeck.c (build_array_ref): Call error_at instead of error.
5392 Pass location to pedwarn.
5394 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5396 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5398 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5400 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5401 VAR_DECL and CONST_DECL.
5403 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5404 Jakub Jelinek <jakub@redhat.com>
5406 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5407 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5408 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5409 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5410 Don't set ix86_save_varrargs_registers.
5411 (ix86_setup_incoming_varargs): Assume cum != NULL.
5412 (ix86_va_start): Check ix86_varargs_gpr_size and
5413 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5414 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5415 from frame pointer if ix86_varargs_gpr_size == 0.
5416 (ix86_compute_frame_layout): Updated.
5417 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5418 (ix86_varargs_gpr_size): Define.
5419 (ix86_varargs_fpr_size): Likewise.
5420 (machine_function): Remove save_varrargs_registers.
5421 Add varargs_gpr_size and varargs_fpr_size.
5423 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5425 * config/alpha/alpha.c (va_list_skip_additions,
5426 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5427 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5430 PR tree-optimization/36766
5431 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5432 for already removed basic blocks.
5435 * real.c (real_maxval): Clear a lower bit to make real_maxval
5436 match get_max_float for IBM long double format.
5438 2008-09-02 Andreas Schwab <schwab@suse.de>
5440 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5441 * configure: Regenerate.
5443 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5445 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5446 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5447 checking for a non-VOID CONSTANT_P.
5449 2008-09-02 Jan Hubicka <jh@suse.cz>
5451 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5452 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5455 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5457 * expr.c (emit_group_store): Don't assert stack temp mode size.
5459 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5460 Tobias Grosser <grosser@fim.uni-passau.de>
5461 Jan Sjodin <jan.sjodin@amd.com>
5462 Harsha Jagasia <harsha.jagasia@amd.com>
5463 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5464 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5465 Adrien Eliche <aeliche@isty.uvsq.fr>
5467 Merge from graphite branch.
5470 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5471 * doc/invoke.texi (-floop-block, -floop-interchange,
5472 -floop-strip-mine): Document new flags.
5473 * tree-into-ssa.c (gimple_vec): Moved...
5474 * tree-loop-distribution.c (rdg_component): Moved...
5475 * cfgloopmanip.c: Include tree-flow.h.
5476 (update_dominators_in_loop): New.
5477 (create_empty_if_region_on_edge): New.
5478 (create_empty_loop_on_edge): New.
5479 (loopify): Use update_dominators_in_loop.
5480 * tree-pass.h (pass_graphite_transforms): Declared.
5481 * configure: Regenerate.
5482 * tree-phinodes.c (make_phi_node): Export.
5483 (add_phi_node_to_bb): New, split from create_phi_node.
5484 * tree-chrec.c (for_each_scev_op): New.
5485 * tree-chrec.h (for_each_scev_op): Declared.
5486 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5487 (remove_statement): Call get_phi_with_result.
5488 * config.in (HAVE_cloog): Undef.
5489 * gdbinit.in (pgg): New.
5490 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5491 * tree-ssa-loop.c (graphite_transforms): New.
5492 (gate_graphite_transforms): New.
5493 (pass_graphite_transforms): New.
5494 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5495 HAVE_cloog): Defined.
5496 * tree-vectorizer.c (rename_variables_in_bb): Export.
5497 * tree-data-ref.c (dr_may_alias_p): Export.
5498 (stmt_simple_memref_p): New.
5499 (find_data_references_in_stmt): Export.
5500 (find_data_references_in_loop): Export.
5501 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5502 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5503 (create_rdg_vertices): Export.
5504 (build_empty_rdg): New.
5505 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5506 * tree-data-ref.h (rdg_component): ... here.
5508 (struct data_reference): Add a field scop.
5510 (find_data_references_in_loop): Declared.
5511 (find_data_references_in_stmt): Declared.
5512 (create_rdg_vertices): Declared.
5513 (dr_may_alias_p): Declared.
5514 (stmt_simple_memref_p): Declared.
5515 (struct rdg_edge): Add a field ddr_p relation.
5516 (build_empty_rdg): Declared.
5517 * lambda.h (lambda_matrix): Declare a VEC of.
5518 (find_induction_var_from_exit_cond): Declared.
5519 (lambda_vector_compare): New.
5520 * common.opt (fgraphite, floop-strip-mine,
5521 floop-interchange, floop-block): New flags.
5522 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5523 * cfgloop.c (is_loop_exit): New.
5524 * cfgloop.h (is_loop_exit): Declared.
5525 (create_empty_if_region_on_edge): Declared.
5526 (create_empty_loop_on_edge): Declared.
5527 * tree-flow.h (add_phi_node_to_bb): Declared.
5528 (make_phi_node): Declared.
5529 (rename_variables_in_bb): Declared.
5530 (perfect_loop_nest_depth): Declared.
5531 (graphite_transform_loops): Declared.
5532 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5533 (graphite.o-warn): Add -Wno-error.
5534 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5535 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5536 (INCLUDES): Add PPLINC, CLOOGINC.
5537 (OBJS-common): Add graphite.o.
5538 (graphite.o): Add rule.
5539 * gimple.h (gimple_vec): ... here.
5540 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5541 * passes.c (init_optimization_passes): Schedule
5542 pass_graphite_transforms.
5544 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5547 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5548 and -fno-toplevel-reorder after handle_options.
5550 2008-09-02 Paul Brook <paul@codesourcery.com>
5552 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5553 (arm_override_options): Set arm_tune_cortex_a9.
5554 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5555 (arm_issue_rate): Handle cortexa9.
5556 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5557 * config/arm/arm-cores.def: Add cortex-a9.
5558 * config/arm/arm-tune.md: Regenerate.
5559 * config/arm/arm.md: Include cortex-a9.md.
5560 (generic_sched, generic_vfp): Add cortexa9.
5561 * config/arm/cortex-a9.md: New file.
5563 2008-09-02 Richard Guenther <rguenther@suse.de>
5565 PR tree-optimization/37327
5566 * tree-vrp.c (register_new_assert_for): Make sure to not have
5567 TREE_OVERFLOW set on the bound.
5569 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5571 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5573 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5574 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5577 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5579 * gcc/config/spu/spu.md (divdf3): Removed.
5581 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5583 PR tree-optimization/37095
5584 * cgraph.c (cgraph_node): When creating new cgraph node after
5585 assembler_name_hash has been populated, record it in the hash
5588 2008-09-01 Paul Brook <paul@codesourcery.com>
5590 * doc/invoke.texi: Document -mword-relocations.
5591 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5592 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5593 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5594 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5595 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5596 (arm_emit_movpair): New function.
5597 (arm_print_operand <c>): Handle sybolic addresses.
5598 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5599 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5600 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5601 * config/arm/arm.opt: Add -mword-relocations.
5602 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5603 (arm_movt, arm_movw): New.
5605 2008-09-01 Paul Brook <paul@codesourcery.com>
5607 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5608 Allow Interworking on ARMv4 EABI based targets.
5609 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5610 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5612 2008-09-01 Paul Brook <paul@codesourcery.com>
5614 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5615 optimized LT0 test. Remove optimization for GT.
5617 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5619 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5620 openmp applications.
5621 * pa-hpux11.h (LIB_SPEC): Likewise.
5623 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5626 2008-09-01 Jan Hubicka <jh@suse.cz>
5628 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5629 present, use only counts; when guessed use only frequencies.
5630 (estimate_bb_frequencies): Use function_frequency.
5631 * profile.c (compute_branch_probabilities): Exit early when
5632 profile reading failed. Set profile_status.
5633 (branch_prob): Do not set profile_status.
5635 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5637 * tree.c (protected_set_expr_location): New.
5638 * tree.h (protected_set_expr_location): New prototype.
5639 * c-tree.h (build_array_ref): Add argument.
5640 (parser_build_unary_op): Same.
5641 * c-typeck.c (build_indirect_ref): Handle new location argument.
5642 (build_array_ref): Same.
5643 (parser_build_unary_op): Same.
5644 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5646 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5648 * c-common.c (finish_label_address_expr): Handle new location argument.
5649 * c-common.h (build_indirect_ref): Add argument.
5650 (finish_label_address_expr): Same.
5651 * c-parser.c (c_parser_unary_expression): Pass location to build
5653 (c_parser_postfix_expression): Same.
5655 2008-09-01 Paul Brook <paul@codesourcery.com>
5657 * config/arm/arm.md: Include cortex-r4f.md.
5658 (attr fpu): Update type list.
5659 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5660 fconstd, fcmps and fcmpd.
5661 (attr tune_cortexr4): Define.
5662 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5663 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5664 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5665 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5666 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5667 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5668 cortex_a8_vfp_farith: Ditto.
5669 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5670 * config/arm/cortex-r4.md: Use tune_cortexr4.
5671 * config/arm/cortex-r4f.md: New file.
5673 2008-09-01 Richard Guenther <rguenther@suse.de>
5675 PR tree-optimization/37305
5676 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5677 the result of constant conversions.
5678 (fold_gimple_assign): Likewise.
5680 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5682 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5683 #ifdef ENABLE_CHECKING.
5685 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5687 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5688 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5689 when !INSN_SCHEDULING.
5691 2008-09-01 Andreas Schwab <schwab@suse.de>
5693 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5695 2008-09-01 Paul Brook <paul@codesourcery.com>
5697 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5699 2008-09-01 Jan Hubicka <jh@suse.cz>
5701 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5703 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5705 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5706 * gimplify.c (gimplify_init_constructor): Add speed operand.
5707 * tree-sra.c (decide_block_copy): Likewise.
5708 * tree-inline.c (estimate_move_cost): Likewise.
5709 * config/alpha/alpha.h (MOVE_RATIO): Update.
5710 * config/frv/frv.c (MOVE_RATIO): Update.
5711 * config/spu/spu.h (MOVE_RATIO): Update.
5712 * config/sparc/sparc.h (MOVE_RATIO): Update.
5713 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5714 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5715 * config/cris/cris.h (MOVE_RATIO): Update.
5716 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5717 * config/arm/arm.h (MOVE_RATIO): Update.
5718 * config/pa/pa.md: Update uses of MOVE_RATIO
5719 * config/pa/pa.h (MOVE_RATIO): Update.
5720 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5721 CLEAR_RATIO, SET_RATIO): Update.
5722 * config/h8300/h8300.h (MOVE_RATIO): Update.
5723 * config/v850/v850.h (MOVE_RATIO): Update.
5724 * config/bfin/bfin.h (MOVE_RATIO): Update.
5726 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5727 Dmitry Melnik <dm@ispras.ru>
5728 Dmitry Zhurikhin <zhur@ispras.ru>
5729 Alexander Monakov <amonakov@ispras.ru>
5730 Maxim Kuvyrkov <maxim@codesourcery.com>
5732 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5733 sel-sched-dump.c, sel-sched-ir.c: New files.
5734 * Makefile.in (OBJS-common): Add selective scheduling object files.
5735 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5736 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
5737 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
5738 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
5739 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5740 (make_forwarder_block): Update loop latch if we have redirected
5741 the loop latch edge.
5742 * cfgloop.c (get_loop_body_in_custom_order): New function.
5743 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5744 (CP_FALLTHRU_PREHEADERS): Likewise.
5745 (get_loop_body_in_custom_order): Declare.
5746 * cfgloopmanip.c (has_preds_from_loop): New.
5747 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5748 Assert that the preheader edge will be fall thru when it is set.
5749 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5750 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5751 fsel-sched-substitution, fselective-scheduling): New flags.
5752 * cse.c (hash_rtx_cb): New.
5754 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5755 sel_sched_insn_cnt): New counters.
5756 * final.c (compute_alignments): Export. Free dominance
5757 info after loop_optimizer_finalize.
5758 * genattr.c (main): Output maximal_insn_latency prototype.
5759 * genautomata.c (output_default_latencies): New.
5760 Factor its code from ...
5761 (output_internal_insn_latency_func): ... here.
5762 (output_internal_maximal_insn_latency_func): New.
5763 (output_maximal_insn_latency_func): New.
5764 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5765 (struct hard_reg_set_iterator): New.
5766 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5767 hard_reg_set_iter_next): New functions.
5768 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5769 * lists.c (remove_free_INSN_LIST_node,
5770 remove_free_EXPR_LIST_node): New functions.
5771 * loop-init.c (loop_optimizer_init): When
5772 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5773 calling create_preheaders.
5774 (loop_optimizer_finalize): Do not verify flow info after reload.
5775 * recog.c (validate_replace_rtx_1): New parameter simplify.
5776 Default it to true. Update all uses. Factor out simplifying
5778 (simplify_while_replacing): ... this new function.
5779 (validate_replace_rtx_part,
5780 validate_replace_rtx_part_nosimplify): New.
5781 * recog.h (validate_replace_rtx_part,
5782 validate_replace_rtx_part_nosimplify): Declare.
5783 * rtl.c (rtx_equal_p_cb): New.
5784 (rtx_equal_p): Use it.
5785 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5786 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5787 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5788 * vecprim.h: Add a vector type for unsigned int.
5789 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5790 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5791 ready_try, cycle_issued_insns, spec_info): Make global.
5792 (readyp): Initialize.
5793 (dfa_lookahead): New global variable.
5794 (old_max_uid, old_last_basic_block): Remove.
5795 (h_i_d): Make it a vector.
5796 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5798 (after_recovery, adding_bb_to_current_region_p):
5799 New variables to handle correct insertion of the recovery code.
5800 (struct ready_list): Move declaration to sched-int.h.
5801 (rgn_n_insns): Removed.
5802 (rtx_vec_t): Move to sched-int.h.
5803 (find_insn_reg_weight): Remove.
5804 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5805 (haifa_init_h_i_d, haifa_finish_h_i_d):
5806 New functions to initialize / finalize haifa instruction data.
5807 (extend_h_i_d, init_h_i_d): Rewrite.
5808 (unlink_other_notes): Move logic to add_to_note_list. Handle
5809 selective scheduler.
5810 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5811 find_fallthru_edge): Make global, remove static prototypes.
5812 (max_issue): Make global. Add privileged_n and state parameters. Use
5814 (extend_global, extend_all): Removed.
5815 (init_before_recovery): Add new param. Fix the handling of the case
5816 when we insert a recovery code before the EXIT which has a predecessor
5817 with a fallthrough edge to it.
5818 (create_recovery_block): Make global. Rename to
5819 sched_create_recovery_block. Update.
5820 (change_pattern): Rename to sched_change_pattern. Make global.
5821 (speculate_insn): Rename to sched_speculate_insn. Make global.
5822 Split haifa-specific functionality into ...
5823 (haifa_change_pattern): New static function.
5824 (sched_extend_bb): New static function.
5825 (sched_init_bbs): New function.
5826 (current_sched_info): Change type to struct haifa_sched_info.
5827 (insn_cost): Adjust for selective scheduling.
5828 (dep_cost_1): New function. Move logic from ...
5829 (dep_cost): ... here.
5830 (dep_cost): Use dep_cost_1.
5831 (contributes_to_priority_p): Use sched_deps_info instead of
5833 (priority): Adjust to work with selective scheduling. Process the
5834 corner case when all dependencies don't contribute to priority.
5835 (rank_for_schedule): Use ds_weak instead of dep_weak.
5836 (advance_state): New function. Move logic from ...
5837 (advance_one_cycle): ... here.
5838 (add_to_note_list, concat_note_lists): New functions.
5839 (rm_other_notes): Make static. Adjust for selective scheduling.
5840 (remove_notes, restore_other_notes): New functions.
5841 (move_insn): Add two arguments. Update assert. Don't call
5843 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5844 Remove more_issue, max_points. Move the code to initialize
5845 max_lookahead_tries to max_issue.
5846 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5847 ready. Adjust use of move_insn. Call restore_other_notes.
5849 (sched_init, sched_finish): Move Haifa-specific initialization/
5851 (haifa_sched_init, haifa_sched_finish): ... respectively.
5853 (setup_sched_dump): New function.
5854 (haifa_init_only_bb): New static function.
5855 (haifa_speculate_insn): New static function.
5856 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5857 (extend_ready, extend_all): Remove.
5858 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5859 (create_check_block_twin, add_to_speculative_block): Use
5860 haifa_insns_init instead of extend_global. Update to use new
5861 initialization functions. Change parameter. Factor out code from
5862 create_check_block_twin to ...
5863 (sched_create_recovery_edges) ... this new function.
5864 (add_block): Remove.
5865 (sched_scan_info): New.
5866 (extend_bb): Use sched_scan_info.
5867 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5868 static functions for walking through scheduling region.
5869 (sched_luids): New vector variable to replace uid_to_luid.
5870 (luids_extend_insn): New function.
5871 (sched_max_luid): New variable.
5872 (luids_init_insn): New function.
5873 (sched_init_luids, sched_finish_luids): New functions.
5874 (insn_luid): New debug function.
5875 (sched_extend_target): New function.
5876 (haifa_init_insn): New static function.
5877 (sched_init_only_bb): New hook.
5878 (sched_split_block): New hook.
5879 (sched_split_block_1): New function.
5880 (sched_create_empty_bb): New hook.
5881 (sched_create_empty_bb_1): New function.
5882 (common_sched_info, ready): New global variables.
5883 (current_sched_info_var): Remove.
5884 (move_block_after_check): Use common_sched_info.
5885 (haifa_luid_for_non_insn): New static function.
5886 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5887 (increase_insn_priority): New.
5888 * modulo-sched.c: (issue_rate): Remove static declaration.
5889 (sms_sched_info): Change type to haifa_sched_info.
5890 (sms_sched_deps_info, sms_common_sched_info): New variables.
5891 (setup_sched_infos): New.
5892 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5893 Do not call regstat_free_calls_crossed.
5894 (sms_print_insn): Use const_rtx.
5895 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5896 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5897 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5898 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5899 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5900 current_sched_info to use it.
5901 (enum reg_pending_barrier_mode): Move to sched-int.h.
5902 (h_d_i_d): New variable. Initialize to NULL.
5903 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5905 (estimate_dep_weak): Remove static declaration.
5906 (sched_has_condition_p): New function. Adjust users of
5907 sched_get_condition to use it instead.
5908 (conditions_mutex_p): Add arguments indicating which conditions are
5910 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5911 argument to indicate whether returned condition is reversed. Do not
5912 generate new rtx when condition should be reversed; indicate it by
5913 setting new argument instead.
5914 (add_dependence_list_and_free): Add deps parameter.
5915 Update all users. Do not free dependence list when
5916 deps context is readonly.
5917 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5919 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5920 (remove_from_deps): New. Use the above functions.
5921 (cur_insn, can_start_lhs_rhs_p): New static variables.
5922 (add_or_update_back_dep_1): Initialize present_dep_type.
5923 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5924 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5925 haifa_note_dep): New functions implementing dependence hooks for
5926 the Haifa scheduler.
5927 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5928 note_dep): New functions.
5929 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5931 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5932 (free_deps): Initialize deps->reg_last.
5933 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5934 sched_analyze_insn): Update to use dependency hooks infrastructure
5935 and readonly contexts.
5936 (deps_analyze_insn): New function. Move part of logic from ...
5937 (sched_analyze): ... here. Also move some logic to ...
5938 (deps_start_bb): ... here. New function.
5939 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5941 (sched_deps_init): New function. Move code from ...
5942 (init_dependency_caches): ... here. Remove.
5943 (init_deps_data_vector): New.
5944 (sched_deps_finish): New function. Move code from ...
5945 (free_dependency_caches): ... here. Remove.
5946 (init_deps_global, finish_deps_global): Adjust for use with
5947 selective scheduling.
5948 (get_dep_weak): Move logic to ...
5949 (get_dep_weak_1): New function.
5950 (ds_merge): Move logic to ...
5951 (ds_merge_1): New static function.
5952 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5953 (ds_get_max_dep_weak): New function.
5954 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5955 (n_insns): Rename to rgn_n_insns.
5956 (debug_ebb_dependencies): New function.
5957 (init_ready_list): Use it.
5958 (begin_schedule_ready): Use sched_init_only_bb.
5959 (ebb_print_insn): Indicate when an insn starts a new cycle.
5960 (contributes_to_priority, compute_jump_reg_dependencies,
5961 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5962 (add_block1): Remove to ebb_add_block.
5963 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5964 (schedule_ebb): Initialize them. Use remove_notes instead of
5965 rm_other_notes. Use haifa_local_init/finish.
5966 (schedule_ebbs): Use haifa_sched_init/finish.
5967 * sched-int.h: Include vecprim.h, remove rtl.h.
5968 (struct ready_list): Delete declaration.
5969 (sched_verbose_param, enum sched_pass_id_t,
5970 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5971 (struct sched_scan_info_def): New structure.
5972 (sched_scan_info, sched_scan, sched_init_bbs,
5973 sched_init_luids, sched_finish_luids, sched_extend_target,
5974 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5975 (struct common_sched_info_def): New.
5976 (common_sched_info, haifa_common_sched_info,
5977 sched_emulate_haifa_p): Declare.
5979 (sched_luids): Declare.
5980 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5981 (sched_max_luid, insn_luid): Declare.
5982 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5983 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5984 print_insn, print_pattern, print_value, haifa_classify_insn,
5985 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5986 setup_sched_dump, sched_init, sched_finish,
5987 sel_insn_is_speculation_check): Export.
5988 (struct ready_list): Move from haifa-sched.c.
5989 (ready_try, ready, max_issue): Export.
5990 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5991 sched_init_only_bb, sched_split_block, sched_split_block_1,
5992 sched_create_empty_bb, sched_create_empty_bb_1,
5993 sched_create_recovery_block, sched_create_recovery_edges): Export.
5994 (enum reg_pending_barrier_mode): Export.
5995 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5997 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5998 print_insn field. Move add_block and fix_recovery_cfg to
5999 common_sched_info_def. Move compute_jump_reg_dependencies,
6001 (struct sched_deps_info_def): ... this new structure.
6002 (sched_deps_info): Declare.
6003 (struct spec_info_def): Remove weakness_cutoff, add
6004 data_weakness_cutoff and control_weakness_cutoff.
6005 (spec_info): Declare.
6006 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6008 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6009 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6010 (current_sched_info): Change type to struct haifa_sched_info.
6011 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6012 (h_d_i_d): New variable.
6013 (HDID): New accessor macro.
6014 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6015 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6017 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6018 (enum SCHED_FLAGS): Update for selective scheduler.
6019 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6020 (init_dependency_caches, free_dependency_caches): Delete declarations.
6021 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6022 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6023 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6024 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6025 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6027 (rm_other_notes): Delete declaration.
6028 (schedule_block): Remove one argument.
6029 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6030 ready_element, ready_lastpos, sched_extend_ready_list,
6031 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6032 concat_note_lists): Export.
6033 (struct region): Move from sched-rgn.h.
6034 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6035 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6036 BLOCK_TO_BB, CONTAINING_RGN): Export.
6037 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6038 (current_nr_blocks, current_blocks, target_bb): Likewise.
6039 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6040 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6041 sched_rgn_local_init, extend_regions,
6042 rgn_make_new_region_out_of_new_block, compute_priorities,
6043 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6044 extend_rgns, deps_join rgn_setup_common_sched_info,
6045 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6046 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6047 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6048 increase_insn_priority): Likewise.
6049 * sched-rgn.c: Include sel-sched.h.
6050 (ref_counts): New static variable. Use it ...
6051 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6052 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6053 (sched_is_disabled_for_current_region_p): Delete static declaration.
6054 (struct region): Move to sched-int.h.
6055 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6056 ebb_head): Define and initialize.
6057 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6058 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6059 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6061 (find_single_block_region): Add new argument to indicate that EBB
6062 regions should be constructed.
6063 (debug_live): Delete declaration.
6064 (current_nr_blocks, current_blocks, target_bb):
6065 Remove static qualifiers.
6066 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6068 (init_regions): Delete declaration.
6069 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6070 rgn_estimate_number_of_insns): New.
6071 (too_large): Use estimate_number_of_insns.
6072 (haifa_find_rgns): New. Move the code from ...
6073 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6074 (free_trg_info): New.
6075 (compute_trg_info): Allocate candidate tables here instead of ...
6076 (init_ready_list): ... here.
6077 (rgn_print_insn): Use const_rtx.
6078 (contributes_to_priority, extend_regions): Delete static declaration.
6079 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6080 (add_block1): Rename to rgn_add_block.
6081 (debug_rgn_dependencies): Delete static qualifier.
6082 (new_ready): Use sched_deps_info. Simplify.
6083 (rgn_common_sched_info, rgn_const_sched_deps_info,
6084 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6086 (region_sched_info): Rename to rgn_const_sched_info.
6087 (deps_join): New, extracted from ...
6088 (propagate_deps): ... here.
6089 (compute_block_dependences, debug_dependencies): Update for selective
6091 (free_rgn_deps, compute_priorities): New functions.
6092 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6093 sched_rgn_compute_dependencies): New functions.
6094 (schedule_region): Use them.
6095 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6096 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6098 (schedule_insns): Call new functions that were split out.
6099 (rgn_make_new_region_out_of_new_block): New.
6100 (get_rgn_sched_max_insns_priority): New.
6101 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6102 scheduling when appropriate.
6103 * sched-vis.c: Include insn-attr.h.
6104 (print_value, print_pattern): Make global.
6105 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6106 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6107 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6108 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6109 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6110 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6111 hooks. Initialize them to 0.
6112 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6113 * target.h (struct gcc_target): Add them. Rename gen_check field to
6115 * flags.h (sel_sched_switch_set): Declare.
6116 * opts.c (sel_sched_switch_set): New variable.
6117 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6118 pipelining is disabled from command line.
6119 (common_handle_option): Record whether selective scheduling is
6120 requested from command line.
6121 * doc/invoke.texi: Document new flags and parameters.
6122 * doc/tm.texi: Document new target hooks.
6123 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6125 (dfa_state_size): Do not declare locally.
6126 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6127 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6128 rs6000_alloc_sched_context, rs6000_set_sched_context,
6129 rs6000_free_sched_context): New functions.
6130 (struct _rs6000_sched_context): New.
6131 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6133 (rs6000_sched_finish): Do not run for selective scheduling.
6135 2008-08-31 Jan Hubicka <jh@suse.cz>
6137 * frv.c (frv_rtx_costs): Update forward declaration.
6138 * spu.c (spu_rtx_costs): Likewise.
6139 * pdp11.c: Include df.h
6140 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6141 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6142 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6143 * iq2000.c (iq2000_address_cost): Add speed argument.
6144 (iq2000_rtx_costs): Likewise.
6145 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6146 update call of mn10300_address_cost.
6147 * mcore.c: Include df.h
6148 (mcore_rtx_costs): Update prototype.
6149 * score3.c: Include df.h
6150 (score3_rtx_costs): Remove speed argument.
6151 * score7.c: Include df.h
6152 (score7_address_cost): Remove speed argument.
6153 * score-protos.h (score_address_cost): Update prototype.
6154 * score.c: Include df.h
6155 (score_rtx_costs): Update call of costs functions.
6156 * v850.c (v850_rtx_costs): Add bool argument.
6158 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6160 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6162 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6164 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6165 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6167 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6169 * mkmap-flat.awk: Add option pe_dll.
6170 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6171 * config/i386/t-cygwin (SHLIB_LC): Add.
6172 * config/i386/t-mingw32 (SHLIB_LC): Add.
6173 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6174 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6175 (LINK_SPEC): Support libgcc_s.
6176 (LIBGCC_SPEC): Support libgcc_s.
6177 (LIBGCC_SONAME): New.
6179 2008-08-31 Jan Hubicka <jh@suse.cz>
6181 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6182 mistakely had old version of patch.
6184 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6185 (ipcp_estimate_growth): New.
6186 (ipcp_insert_stage): Use ipcp_estimate_growth.
6187 * profile.c (branch_prob): When reading failed, do not consider
6190 2008-08-31 Jan Hubicka <jh@suse.cz>
6192 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6193 loop is optimized for speed.
6195 2008-08-31 Richard Guenther <rguenther@suse.de>
6198 * fold-const.c (fold_binary): Retain conversions in folding
6201 2008-08-31 Jan Hubicka <jh@suse.cz>
6203 * postreload-gcse.c (eliminate_partially_redundant_loads):
6204 Use optimize_bb_for_size_p.
6205 * predict.c (maybe_hot_frequency_p): Make inline.
6206 (maybe_hot_count_p): Break out from ...
6207 (maybe_hot_bb_p): ... this one.
6208 (maybe_hot_edge_p): Simplify.
6209 * basic-block.h (probably_cold_bb_p): Remove.
6211 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6214 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6216 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6217 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6218 Also split V4SFmode.
6219 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6222 2008-08-31 Jan Hubicka <jh@suse.cz>
6224 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6226 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6228 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6231 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6234 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6235 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6237 2008-08-31 Jan Hubicka <jh@suse.cz>
6239 * sparc.h (BRANCH_COST): Fix macro definition.
6240 * avr.c (avr_operand_rtx_cost): Add speed argument.
6241 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6243 2008-08-31 Richard Guenther <rguenther@suse.de>
6245 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6246 types instead of operands. Re-instantiate verifying of
6247 binary expression operands.
6249 2008-08-30 Jan Hubicka <jh@suse.cz>
6251 * fwprop.c (should_replace_address): Add speed attribute.
6252 (PR_OPTIMIZE_FOR_SPEED): New flag.
6253 (propagate_rtx_1): Use it.
6254 (propagate_rtx): Set it.
6255 (try_fwprop_subst): Update call of rtx_costs.
6256 (forward_propagate_and_simplify): LIkewise.
6257 * hooks.c (hook_int_rtx_bool_0): New
6258 (hook_bool_rtx_int_int_intp_false): Replace by ...
6259 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6260 * hooks.h (hook_int_rtx_bool_0): New
6261 (hook_bool_rtx_int_int_intp_false): Replace by ...
6262 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6263 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6264 (prepare_cmp_insn): UPdate call of rtx_cost.
6265 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6266 (reload_cse_simplify_operands): Update call of rtx_cost.
6267 (reload_cse_move2add): call of rtx_cost.
6268 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6269 * rtlanal.c (rtx_cost): Add speed argument.
6270 (address_cost): Add speed argument
6271 (default_address_cost): Likewise.
6272 (insn_rtx_cost): Likewise.
6273 * cfgloopanal.c (seq_cost): Add speed argument.
6274 (target_reg_cost, target_spill_cost): Turn to array.
6275 (init_set_costs): Update for speed.
6276 (estimate_reg_pressure_cost): Add speed argument.
6277 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6278 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6279 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6280 (seq_cost): Add speed argument.
6281 (computation_cost): Add speed arugment.
6282 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6283 (force_expr_to_var_cost): Update for profile info.
6284 (force_var_cost): Likewise.
6285 (split_address_cost): Likewise.
6286 (ptr_difference_cost): Likewise.
6287 (difference_cost): Likewise.
6288 (get_computation_cost_at): Likewise.
6289 (determine_iv_cost): Likewise.
6290 (ivopts_global_cost_for_size): Likewise.
6291 (rewrite_use_address): Likewise.
6292 (tree_ssa_iv_optimize_loop): Initialize speed field.
6293 * cse.c (optimize_this_for_speed_p): New static var.
6294 (notreg_cost): Update call of rtx_cost.
6295 (cse_extended_basic_block): set optimize_this_for_speed_p.
6296 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6297 (noce_try_cmove_arith): Likewise.
6298 (noce_try_sign_mask): LIkewise.
6299 * expr.c (compress_float_constant): Update rtx_cost calls.
6300 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6302 (addr_to_parts): Likewise.
6303 (create_mem_ref): Likewise.
6304 * dse.c (find_shift_sequence): Add speed argument.
6305 (replace_read): Update call.
6306 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6307 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6308 * neg_cost, shift_cost, shiftadd_cost,
6309 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6310 mul_highpart_cost): Increase dimension.
6311 (init_expmed): Initialize for both size and speed.
6312 (expand_shift): Use profile.
6313 (synth_mult): Use profile.
6314 (choose_mult_variant): Use profile.
6315 (expand_mult): Use profile.
6316 (expand_mult_highpart_optab): Use profile.
6317 (expand_mult_highpart): Use profile.
6318 (expand_smod_pow2): Use profile.
6319 (expand_divmod): Use profile.
6320 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6322 * loop-invariant.c (create_new_invariant): Use profile.
6323 (gain_for_invariant): Add speed parameter.
6324 (best_gain_for_invariant): Likewise.
6325 (find_invariants_to_move): Likewise.
6326 (move_single_loop_invariants): Set it.
6327 * target-def.h (TARGET_RTX_COSTS): Use hook.
6328 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6329 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6330 * output.h (default_address_cost): Update prototype.
6331 * combine.c (optimize_this_for_speed_p): New static var.
6332 (combine_validate_cost): Update call of rtx_cost.
6333 (combine_instructions): Set optimize_this_for_speed_p.
6334 (expand_compound_operation): Update call of rtx_cost.
6335 (make_extraction):Update call of rtx_cost.
6336 (force_to_mode):Update call of rtx_cost.
6337 (distribute_and_simplify_rtx):Update call of rtx_cost.
6338 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6339 (estimate_reg_pressure_cost): Update prototype.
6340 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6341 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6343 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6344 (alpha_rtx_costs): Update.
6345 * config/frv/frv.c (frv_rtx_costs): Update.
6346 * config/s390/s390.c (s390_rtx_costs): Update.
6347 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6348 (m32c_rtx_costs): Update.
6349 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6350 (spu_rtx_costs): Update.
6351 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6352 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6353 * config/i386/i386.c (:ix86_address_cost): Update.
6354 (ix86_rtx_costs): Update.
6355 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6356 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6357 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6358 * config/crx/crx.c (crx_address_cost): Update.
6359 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6360 * config/stormy16/stormy16.c
6361 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6362 * config/m68hc11/m68hc11.c
6363 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6364 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6365 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6367 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6369 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6370 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6371 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6372 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6373 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6374 (mcore_rtx_costs): update.
6375 * config/score/score3.c (score3_rtx_costs): Update.
6376 * config/score/score7.c (score7_rtx_costs): Update.
6377 * config/score/score3.h (score3_rtx_costs):Update.
6378 * config/score/score7.h (score7_rtx_costs): Update.
6379 * config/score/score.c (score_rtx_costs): Update.
6380 * config/arm/arm.c (arm_address_cost): Update.
6381 (arm_rtx_costs_1): Update.
6382 (arm_rtx_costs_1): Update.
6383 (arm_size_rtx_costs): Update.
6384 (arm_size_rtx_costs): Update.
6385 (arm_size_rtx_costs): Update.
6386 (arm_xscale_rtx_costs): Update.
6387 (arm_thumb_address_cost): Update.
6388 * config/pa/pa.c (hppa_address_cost): Update.
6389 * config/mips/mips.c (mips_rtx_costs): Update.
6390 * config/vax/vax.c (vax_address_cost): Update.
6391 * config/h8300/h8300.c (h8300_shift_costs): Update.
6392 (h8300_rtx_costs): Update.
6393 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6394 (v850_rtx_costs): Update.
6395 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6396 * config/bfin/bfin.c
6397 (bfin_address_cost): Update.
6398 (bfin_rtx_costs): Update.
6399 * stmt.c (lshift_cheap_p): Update.
6401 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6404 * expmed.c (extract_bit_field_1): Check the mode size to make
6405 sure the vector modes have the same size.
6407 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6409 * dojump.c (top level): Include basic-block.h to declare
6410 optimize_insn_for_speed_p
6412 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6414 * opts.h (CL_SAVE): New option class for marking options that are
6415 target specific options usable in the target attribute.
6416 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6418 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6419 can easily find the target specific options that are safe to use
6420 in the attribute or pragma.
6422 * attribs.c (decl_attributes): Change #pragma GCC option to
6423 #pragma GCC target, and attribute((option(...))) to
6424 attribute((target(...))).
6426 * doc/extend.texi (target attribute): Change from option
6427 attribute. Delete push/pop/reset.
6428 (#pragma GCC target): Change from #pragma GCC option. Delete
6430 (#pragma GCC push_options): Document new pragma.
6431 (#pragma GCC pop_options): Document new pragma.
6432 (#pragma GCC reset_options): Document new pragma.
6434 * targhooks.c (default_target_option_valid_attribute_p): Add
6435 warning about port not supporting target attributes.
6436 (default_target_option_pragma_parse): New function, warn about
6437 #pragma GCC target not being supported.
6439 * targhooks.h (default_target_option_pragma_parse): Add
6442 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6443 TI_CURRENT_OPTION_PRAGMA.
6444 (current_target_pragma): Rename from current_option_pragma.
6446 * target.h: (struct target_option): Delete booleans for changing
6447 the optimization level on hot/cold functions. Change signature of
6448 pragma_parse hook to take a second tree.
6450 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6452 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6453 that the declaration is done at global scope.
6455 * langhooks.c (add_builtin_function_common): Move most of the code
6456 from add_builtin_function here, calling the hook passed in.
6457 (add_builtin_function): Call add_builtin_function_common with
6458 standard builtin hook.
6459 (add_builtin_function_ext_scope): New function to add builtins to
6462 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6464 (add_builtin_function_ext_scope): Add declaration.
6466 * c-pragma.c (handle_pragma_target): Rename from
6467 handle_pragma_option, #pragma GCC option is now #pragma GCC
6468 target. Move warning about port not supporting target options to
6469 default pragma parse hook. Remove push/pop/reset from this
6471 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6472 (option_stack): Delete static variable.
6473 (optimize_stack): Ditto.
6474 (optons_stack): New stack of saved target and optimization
6476 (handle_pragma_push_options): New function to handle pushing both
6477 target and optimization options.
6478 (handle_pragma_pop_options): New function to handle popping both
6479 target and optimization options.
6480 (handle_pragma_reset_options): New function to handle resetting
6481 both target and optimization options to their initial state.
6482 (init_pragma): Rename handle_pragma_option to
6483 handle_pragma_target. Add support for push_options, pop_options,
6484 and reset_options pragmas.
6486 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6487 default_target_option_pragma_parse.
6488 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6489 default_target_option_valid_attribute_p.
6490 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6491 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6492 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6493 optimization level on hot/cold functions.
6495 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6496 if the caller and callee have different optimization levels.
6498 * c-common.c (handle_target_attribute): Rename from
6499 handle_option_attribute, attribute((option(...))) is now
6500 attribute((target(...))). Move warning if the port does not
6501 support target attributes to the default hook.
6502 (handle_hot_attribute): Delete code to change the optimization
6503 level of hot functions.
6504 (handle_cold_attribute): Ditto.
6506 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6507 argument that is the binary tree options to use if there are no
6508 arguments. Call ix86_valid_target_attribute_tree instead of
6509 ix86_valid_option_attribute_tree.
6510 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6511 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6512 ix86_pragma_option_parse.
6514 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6515 Rename from ix86_valid_option_attribute_tree.
6517 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6518 new builtins when the ISA changes.
6519 (ix86_valid_target_attribute_tree): Rename from
6520 ix86_valid_option_attribute_tree. Change callers. If the
6521 function specified optimization options, use those as the starting
6522 point before setting up the target attributes. If the
6523 optimization options were changed in the course of setting the
6524 target attributes, record the new optimization options.
6525 (ix86_valid_target_attribute_tree_inner_p): Rename from
6526 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6527 ix86_add_new_builtins if the ISA changed.
6528 (ix86_valid_target_attribute_p): Rename from
6529 ix86_valid_option_attribute_p. Change callers.
6530 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6531 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6532 as delayed builtin functions.
6533 (struct builtin_isa): New structure to record builtin functions
6534 that should be delayed until the ISA for that function is used.
6535 (ix86_builtins_isa): Change from int to struct to track builtin
6536 functions we want to declare at some point.
6537 (def_builtin): If the front end can delay defining the builtin
6538 functions, don't create builtins for ISAs not part of the default
6540 (def_builtin_const): Ditto.
6541 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6542 __builtin_ia32_pcmov_v2di to be different builtin functions.
6543 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6544 a structure instead of an int.
6545 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6546 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6547 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6548 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6550 * config/ia64/ia64.h
6551 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6552 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6554 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6555 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6556 (LANG_HOOKS_INITIALIZER): Add
6557 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6559 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6562 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6563 the reload address with the index register for SFmode
6564 access with a displacement.
6566 2008-08-30 Jan Hubicka <jh@suse.cz>
6568 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6569 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6570 * dojump.c (do_jump): Likewise.
6571 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6572 (note-if_info): Add BRANCH_COST.
6573 (noce_try_store_flag_constants, noce_try_addcc,
6574 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6575 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6576 find_if_case_2): Use computed branch cost.
6577 * expr.h (BRANCH_COST): Update default.
6578 * predict.c (predictable_edge_p): New function.
6579 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6580 Update BRANCH_COST call.
6581 * basic-block.h (predictable_edge_p): Declare.
6582 * config/alpha/alpha.h (BRANCH_COST): Update.
6583 * config/frv/frv.h (BRANCH_COST): Update.
6584 * config/s390/s390.h (BRANCH_COST): Update.
6585 * config/spu/spu.h (BRANCH_COST): Update.
6586 * config/sparc/sparc.h (BRANCH_COST): Update.
6587 * config/m32r/m32r.h (BRANCH_COST): Update.
6588 * config/i386/i386.h (BRANCH_COST): Update.
6589 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6591 * config/sh/sh.h (BRANCH_COST): Update.
6592 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6593 * config/avr/avr.h (BRANCH_COST): Update.
6594 * config/crx/crx.h (BRANCH_COST): Update.
6595 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6596 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6597 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6598 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6599 * config/ia64/ia64.h (BRANCH_COST): Update.
6600 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6601 * config/arc/arc.h (BRANCH_COST): Update.
6602 * config/score/score.h (BRANCH_COST): Update.
6603 * config/arm/arm.h (BRANCH_COST): Update.
6604 * config/pa/pa.h (BRANCH_COST): Update.
6605 * config/mips/mips.h (BRANCH_COST): Update.
6606 * config/vax/vax.h (BRANCH_COST): Update.
6607 * config/h8300/h8300.h (BRANCH_COST): Update.
6608 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6609 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6610 * doc/tm.texi (BRANCH_COST): Update.
6612 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6615 * config/arm/arm.c (arm_optimization_options): Set
6616 flag_section_anchors to 2 instead of 1 to distinguish it from
6617 -fsection-anchors given explicitely on the command line.
6619 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6621 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6622 final insn of a split.
6624 2008-08-30 Jan Hubicka <jh@suse.cz>
6626 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6627 optimized for speed.
6628 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6629 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6630 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6631 flag_gcse_after_reload_set): New static vars.
6632 (common_handle_option): Enable those flags for profile-use.
6633 (decode_options): Remove optimize_size flags that are handled
6634 on higher granuality.
6635 * tree-vectorizer.c (vectorize_loops): Use
6636 optimize_loop_nest_for_speed_p.
6637 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6638 * tree-predcom.c (tree_predictive_commoning): Use
6639 optimize_loop_for_speed_p.
6640 * varasm.c (assemble_start_function): Use
6641 optimize_function_for_speed_p.
6642 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6643 * predict.c (optimize_loop_for_speed_p): Fix walk.
6645 2008-08-30 Jan Hubicka <jh@suse.cz>
6647 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6649 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6650 profile presence locally.
6652 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6655 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6656 versions before 4.0.
6658 2008-08-29 Jan Hubicka <jh@suse.cz>
6660 * tree-inline.c (insert_init_stmt): Insert sequence even when
6663 2008-08-29 Jeff Law <law@redhat.com>
6665 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6666 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6667 location and class is an FP register.
6669 2008-08-29 Jan Hubicka <jh@suse.cz>
6671 * see.c (see_merge_one_def_extension): Silence used uninitialized
6673 * matrix-reorg.c (check_allocation_function): Likewise.
6674 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6676 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6679 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6680 compute new & and | in type rather than TREE_TYPE (arg0).
6682 * dwarf2out.c (fortran_common): Update comment.
6683 (gen_variable_die): Swap com_die and var_die variables in Fortran
6684 COMMON block handling code.
6686 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6688 * dwarf2out.c (gen_const_die): New function.
6689 (size_of_die, value_format, output_die): Output larger
6690 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6691 (native_encode_initializer): New function.
6692 (tree_add_const_value_attribute): Call it.
6693 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6695 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6696 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6697 TREE_THIS_VOLATILE to add_type_attribute.
6699 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6701 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6704 * dwarf2out.c (loc_by_reference): New function.
6705 (add_location_or_const_value_attribute): Use it.
6708 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6709 as DW_TAG_variable children of DW_TAG_common_block rather than
6710 DW_TAG_member children. Put DW_AT_external to individual
6711 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6713 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6714 loc_descriptor_from_tree_1.
6718 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6719 arguments to imported_module_or_decl.
6720 (debug_nothing_tree_tree): Removed.
6721 (debug_nothing_tree_tree_tree_bool): New prototype.
6722 * debug.c (do_nothing_debug_hooks): Adjust.
6723 (debug_nothing_tree_tree): Removed.
6724 (debug_nothing_tree_tree_tree_bool): New function.
6725 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6726 (gen_variable_die): Put all common vars for the
6727 same COMMON block under one DW_TAG_common_block.
6728 (declare_in_namespace): Return new context_die, for Fortran
6729 return the module DIE instead of adding extra declarations into
6731 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6732 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6733 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6735 (dwarf2out_global_decl): Don't skip Fortran global vars.
6736 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
6737 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
6738 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
6739 DW_TAG_imported_declaration as child of previous
6740 DW_TAG_imported_module.
6741 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6742 * sdbout.c (sdb_debug_hooks): Likewise.
6743 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6745 2008-08-29 Jan Hubicka <jh@suse.cz>
6747 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6749 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6750 * ipa-cp.c (n_cloning_candidates): New static variable.
6751 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6752 (ipcp_print_all_lattices): Improve debug output.
6753 (ipcp_cloning_candidate_p): New function.
6754 (ipcp_initialize_node_lattices): Use it.
6755 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6756 (ipcp_propagate_stage): Prettier debug output.
6757 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6758 (ipcp_print_all_structures): Remove.
6759 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6760 (ipcp_insert_stage): Prettier debug output; call
6761 cgraph_remove_unreachable_nodes before propagating.
6762 (pass_ipa_cp): Schedule function removal pass.
6763 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6765 (cgraph_maybe_hot_edge_p): Move to ...
6766 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6767 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6768 (common_handle_option): Set them; enable ipa-cp when profiling.
6769 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6770 (ipa_print_all_jump_functions): Likewise.
6771 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6772 (ipa_print_node_params, ipa_print_all_params): New.
6773 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6774 ipa_print_all_param_flags): Remove.
6775 (ipa_print_node_params, ipa_print_all_params): New.
6777 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6779 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6780 change from 2008-04-03.
6781 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6783 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6786 * ira-color.c (push_allocnos_to_stack): Truncate
6787 removed_splay_allocno_vec.
6789 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6792 * ira-color (ira_fast_allocation): Don't assign hard registers to
6795 2008-08-29 Jan Hubicka <jh@suse.cz>
6798 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6799 for cold internal loops.
6801 2008-08-29 Richard Guenther <rguenther@suse.de>
6803 * tree-ssa-structalias.c (create_variable_info_for): Do not
6804 create fields for heap vars or vars with a noalias state.
6805 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6808 2008-08-29 Richard Guenther <rguenther@suse.de>
6810 * common.opt (ftree-store-ccp): Mark as preserved for
6811 backward compatibility.
6812 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6813 * tree-pass.h (pass_store_ccp): Remove.
6814 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6815 (first_vdef): Remove declaration.
6816 (get_value_loaded_by): Likewise.
6817 * tree-ssa-ccp.c (do_store_ccp): Remove.
6818 (get_default_value): Simplify as do_store_ccp is always false
6819 now. Do not initialize mem_ref.
6820 (set_value_varying): Likewise.
6821 (canonicalize_float_value): Likewise.
6822 (set_lattice_value): Likewise.
6823 (likely_value): Likewise.
6824 (surely_varying_stmt_p): Likewise.
6825 (ccp_initialize): Likewise.
6826 (ccp_lattice_meet): Likewise.
6827 (ccp_visit_phi_node): Likewise.
6828 (ccp_fold): Likewise.
6829 (evaluate_stmt): Likewise.
6830 (visit_assignment): Likewise.
6831 (ccp_visit_stmt): Likewise.
6832 (execute_ssa_ccp): Fold into ...
6833 (do_ssa_ccp): ... this.
6834 (do_ssa_store_ccp): Remove.
6835 (gate_store_ccp): Likewise.
6836 (pass_store_ccp): Likewise.
6837 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6839 * tree-ssa-propagate.c (first_vdef): Remove.
6840 (get_value_loaded_by): Likewise.
6841 (replace_vuses_in): Likewise.
6842 (substitute_and_fold): Do not call replace_vuses_in.
6843 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6845 2008-08-29 Richard Guenther <rguenther@suse.de>
6848 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6849 PARAM_NOALIAS tags with is_heapvar.
6850 * tree-ssa-operands.c (access_can_touch_variable): Offset
6851 based tests do not apply for heapvars. Fix offset test.
6853 2008-08-29 Jan Hubicka <jh@suse.cz>
6855 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6856 (-fipa-cp-clone): Enabled by default at -O3.
6857 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6858 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6860 2008-08-29 Jan Hubicka <jh@suse.cz>
6862 * tree.c (build_function_type_skip_args,
6863 build_function_decl_skip_args): New functions.
6864 * tree.h (build_function_type_skip_args,
6865 build_function_decl_skip_args): Declare.
6866 * gimple.c (giple_copy_call_skip_args): New function.
6867 (giple_copy_call_skip_args): Declare.
6869 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6870 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6871 (ipcp_node_modifiable_p): ... this one; use
6872 tree_versionable_function_p.
6873 (ipcp_create_replace_map): Improve debug output.
6874 (ipcp_need_redirect_p): Return false when not clonning.
6875 (ipcp_update_callgraph): Skip args.
6876 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6878 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6879 (save_inline_function_body): Update call of tree_function_versioning.
6880 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6881 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6883 (tree_function_versioning): Likewise.
6884 * tree-inline.h (tree_function_versioning): Update prototype.
6886 2008-08-29 Jan Hubicka <jh@suse.cz>
6888 * loop-unswitch.c (unswitch_single_loop): Use
6889 optimize_loop_for_speed_p.
6890 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6891 Use optimize_function_for_size_p.
6892 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6893 * postreload-gcse.c (eliminate_partially_redundant_load):
6894 Use optimize_bb_for_size_p.
6895 * value-prof.c (gimple_divmod_fixed_value_transform,
6896 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6897 gimple_stringops_transform): Use optimize_bb_for_size_p.
6898 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6899 * final.c (compute_alignments): Use optimize_function_for_size_p.
6900 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6901 (fold_builtin_strcpy, fold_builtin_fputs): Use
6902 optimize_function_for_size_p.
6903 * fold-const.c (tree_swap_operands_p): Use
6904 optimize_function_for_size_p.
6905 * recog.c (relax_delay_slots): Likewise.
6906 * tree-ssa-math-opts.c (replace_reciprocal):
6907 Use optimize_bb_for_speed_p.
6908 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6909 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6910 optimize_function_for_size_p.
6911 (cgraph_decide_inlining_of_small_function): Use
6912 optimize_function_for_size_p.
6913 * global.c (find_reg): Use optimize_function_for_size_p.
6914 * opts.c (decode_options): Do not clear flag_tree_ch,
6915 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6916 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6917 work it out from profile.
6918 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6919 optimize_loop_for_speed_p.
6920 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6922 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6923 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6924 * tree-eh.c (decide_copy_try_finally): Use
6925 optimize_function_for_size_p.
6926 * local-alloc.c (block_alloc): Pass BB pointer.
6927 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6928 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6929 * loop-unroll.c (decide_unrolling_and_peeling):
6930 Use optimize_loop_for_size_p.
6931 (decide_peel_completely): Likewise.
6932 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6933 optimize_loop_for_size_p.
6934 (vect_enhance_data_refs_alignment): Likewise.
6935 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6936 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6938 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6939 (try_crossjump_bb): Use optimize_bb_for_size_p.
6940 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6941 optimize_loop_for_speed_p.
6942 * bb-reorder.c (find_traces_1_round): Likewise.
6943 (copy_bb): Use optimize_bb_for_speed_p.
6944 (duplicate_computed_gotos): Likewise.
6945 * basic-block.h (optimize_loop_nest_for_size_p,
6946 optimize_loop_nest_for_speed_p): New.
6947 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6949 2008-08-29 Tristan Gingold <gingold@adacore.com>
6951 * gcov.c (main): Call expandargv.
6953 2008-08-29 Jan Hubicka <jh@suse.cz>
6955 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6957 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6959 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6960 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6962 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6964 2008-08-29 Jan Hubicka <jh@suse.cz>
6966 * tree-pass.h (pass_strip_predict_hints): Declare.
6967 * predict.c (strip_builtin_expect): Rename to ...
6968 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6969 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6970 (tree_estimate_probability): Do not strip builtin_expect.
6971 (pass_strip_predict_hints): New pass.
6972 * tree-inline.c (expand_call_inline): When inlining cold function,
6973 predict it as unlikely.
6974 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6976 2008-08-29 Richard Guenther <rguenther@suse.de>
6978 PR tree-optimization/37207
6979 * tree-vrp.c (extract_range_from_binary_expr): Also try
6980 to constant fold if only one of the operands is a constant.
6982 2008-08-29 Nick Clifton <nickc@redhat.com>
6984 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6985 the same way as SYMBOL_REFs.
6987 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6989 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6991 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6993 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6994 * config/mips/mips.md (branch_likely): Remove const. Fix
6996 (define_delay for type "branch"): Change to only apply for branch
6997 with likely variant.
6998 (define_delay for type "branch" and "branch_likely" no). New delay
7000 (equality_op): New code iterator.
7001 (bbv, bbinv): New code attributes.
7002 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7005 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7006 Andrew Pinski <pinskia@gcc.gnu.org>
7009 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7011 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7013 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7014 rule that a symbolic constant must be defined and >= 0 for the
7015 corresponding facility to be present at compile-time.
7016 * gthr-posix.c: Likewise.
7018 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7020 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7021 * config/mips/mips.md (D): New mode attribute.
7022 (mulsi3, muldi3): Merge it into ...
7023 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7024 (muldi3_mul3): New pattern.
7025 (mulsi3_mult3): Rename to mulsi3_mul3.
7027 2008-08-28 Jan Hubicka <jh@suse.cz>
7029 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7031 * predict.c (always_optimize_for_size_p): Rename to ...
7032 (optimize_function_for_size): ... this one; make extern.
7033 (optimize_function_for_speed_p): New.
7034 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7035 optimize_edge_for_size_p,optimize_edge_for_size_p,
7036 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7037 * basic-block.h (optimize_function_for_size_p,
7038 optimize_function_for_speed_p): Declare.
7039 * i386.md (optimize_size checks): Replace them by appropriate
7041 (standard_80387_constant_p, ix86_compute_frame_layout,
7042 ix86_expand_epilogue, ix86_decompose_address,
7043 print_operand, emit_i387_cw_initialization,
7044 inline_memory_move_cost, ix86_pad_returns,
7045 ix86_reorg): Replace optimize_size checks.
7047 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7049 * rtl.h (simplify_subreg_regno): Declare.
7050 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7051 * simplify-rtx.c (simplify_subreg): ...here.
7052 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7053 subreg_offset_representable_p.
7055 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7058 * c-typeck.c (convert_for_assignment): Give a note describing what
7059 was passed and what was expected.
7061 2008-08-28 Joey Ye <joey.ye@intel.com>
7063 * doc/extend.texi: Document AVX built-in functions.
7064 * doc/invoke.texi: Document -mavx.
7066 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7067 Joey Ye <joey.ye@intel.com>
7068 Xuepeng Guo <xuepeng.guo@intel.com>
7070 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7072 * config/i386/cpuid.h (bit_FMA): New.
7073 (bit_XSAVE): Likewise.
7074 (bit_OSXSAVE): Likewise.
7075 (bit_AVX): Likewise.
7077 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7078 define. Use ASM_OUTPUT_AVX_PREFIX.
7080 * config/i386/gmmintrin.h: New.
7082 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7083 (OPTION_MASK_ISA_AVX_SET): New.
7084 (OPTION_MASK_ISA_FMA_SET): Likewise.
7085 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7086 (OPTION_MASK_ISA_FMA_SET): Likewise.
7087 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7088 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7089 (pta_flags): Add PTA_AVX and PTA_FMA.
7090 (override_options): Handle PTA_AVX and PTA_FMA.
7091 (init_cumulative_args): Handle warn_avx.
7092 (classify_argument): Return 0 for COImode and OImode. Return
7093 1 and X86_64_AVX_CLASS for 256bit vector types.
7094 (examine_argument): Handle X86_64_AVX_CLASS.
7095 (construct_container): Likewise.
7096 (function_arg_advance_32): Pass OImode and 256bit vector types
7098 (function_arg_advance_64): Take a new argument to indicate if a
7099 parameter is named. Handle 256bit vector types. Return
7100 immediately for unnamed 256bit vector mode parameters.
7101 (function_arg_advance): Updated.
7102 (function_arg_32): Add comments for TImode. Handle OImode
7103 and 256bit vector types.
7104 (function_arg_64): Take a new argument to indicate if a
7105 parameter is named. Handle 256bit vector types. Return NULL
7106 for unnamed 256bit vector mode parameters.
7107 (function_arg): Updated.
7108 (setup_incoming_varargs_64): Support
7109 AVX encoding for *sse_prologue_save_insn.
7110 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7111 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7112 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7113 enabled, otherwise return -3.
7114 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7116 (print_reg): Support AVX registers. Handle 'x' and 't'.
7117 Handle 'd' to duplicate the operand.
7118 (print_operand): Likewise. Also support AVX vector compare
7120 (output_387_binary_op): Support AVX.
7121 (output_fp_compare): Likewise.
7122 (ix86_expand_vector_move_misalign): Likewise.
7123 (ix86_attr_length_vex_default): New.
7124 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7125 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7126 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7127 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7128 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7129 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7130 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7131 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7132 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7133 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7134 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7135 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7136 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7137 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7138 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7139 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7140 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7141 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7142 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7143 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7144 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7145 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7146 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7147 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7148 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7149 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7150 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7151 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7152 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7153 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7154 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7155 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7156 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7157 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7158 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7159 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7160 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7161 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7162 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7163 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7164 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7165 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7166 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7167 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7168 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7169 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7170 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7171 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7172 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7173 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7174 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7175 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7176 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7177 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7178 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7179 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7180 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7181 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7182 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7183 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7184 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7185 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7186 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7187 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7188 and IX86_BUILTIN_MOVMSKPS256,
7189 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7190 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7191 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7192 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7193 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7194 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7195 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7196 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7197 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7198 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7199 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7200 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7201 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7202 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7203 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7204 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7205 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7206 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7207 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7208 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7209 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7210 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7211 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7212 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7213 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7214 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7215 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7216 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7217 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7218 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7219 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7220 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7221 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7222 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7223 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7224 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7225 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7226 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7227 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7228 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7229 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7230 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7231 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7232 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7233 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7234 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7235 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7236 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7237 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7238 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7239 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7240 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7241 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7242 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7243 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7244 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7245 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7246 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7248 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7249 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7250 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7251 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7252 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7253 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7254 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7255 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7256 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7257 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7258 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7259 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7260 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7261 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7262 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7263 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7264 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7265 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7266 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7267 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7268 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7269 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7270 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7271 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7272 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7273 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7274 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7275 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7276 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7277 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7278 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7279 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7280 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7281 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7282 IX86_BUILTIN_MOVMSKPS256.
7283 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7284 (ix86_expand_args_builtin): Likewise.
7285 (ix86_expand_special_args_builtin): Likewise.
7286 (ix86_hard_regno_mode_ok): Handle AVX modes.
7287 (ix86_expand_vector_init_duplicate): Likewise.
7288 (ix86_expand_vector_init_one_nonzero): Likewise.
7289 (ix86_expand_vector_init_one_var): Likewise.
7290 (ix86_expand_vector_init_concat): Likewise.
7291 (ix86_expand_vector_init_general): Likewise.
7292 (ix86_expand_vector_set): Likewise.
7293 (ix86_vector_mode_supported_p): Likewise.
7294 (x86_extended_reg_mentioned_p): Check INSN_P before using
7297 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7298 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7300 * config/i386/i386.h (TARGET_AVX): New.
7301 (TARGET_FMA): Likewise.
7302 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7303 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7304 (VALID_AVX256_REG_MODE): New.
7305 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7306 (AVX_FLOAT_MODE_P): Likewise.
7307 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7308 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7309 (AVX_VEC_FLOAT_MODE_P): Likewise.
7310 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7311 (ASM_OUTPUT_OPCODE): Likewise.
7312 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7314 (SSE_REG_MODE_P): Allow 256bit vector modes.
7315 (ix86_args): Add a warn_avx field.
7317 * config/i386/i386.md (UNSPEC_PCMP): New.
7318 (UNSPEC_VPERMIL): Likewise.
7319 (UNSPEC_VPERMIL2): Likewise.
7320 (UNSPEC_VPERMIL2F128): Likewise.
7321 (UNSPEC_MASKLOAD): Likewise.
7322 (UNSPEC_MASKSTORE): Likewise.
7323 (UNSPEC_CAST): Likewise.
7324 (UNSPEC_VTESTP): Likewise.
7325 (UNSPECV_VZEROALL): Likewise.
7326 (UNSPECV_VZEROUPPER): Likewise.
7327 (XMM0_REG): Likewise.
7328 (XMM1_REG): Likewise.
7329 (XMM2_REG): Likewise.
7330 (XMM3_REG): Likewise.
7331 (XMM4_REG): Likewise.
7332 (XMM5_REG): Likewise.
7333 (XMM6_REG): Likewise.
7334 (XMM8_REG): Likewise.
7335 (XMM9_REG): Likewise.
7336 (XMM10_REG): Likewise.
7337 (XMM11_REG): Likewise.
7338 (XMM12_REG): Likewise.
7339 (XMM13_REG): Likewise.
7340 (XMM14_REG): Likewise.
7341 (XMM15_REG): Likewise.
7343 (prefix_vex_imm8): Likewise.
7344 (prefix_vex_w): Likewise.
7345 (length_vex): Likewise.
7348 (*avx_ashlti3): Likewise.
7349 (*avx_lshrti3): Likewise.
7350 (*avx_setcc<mode>): Likewise.
7351 (*fop_<mode>_comm_mixed_avx): Likewise.
7352 (*fop_<mode>_comm_avx): Likewise.
7353 (*fop_<mode>_1_mixed_avx): Likewise.
7354 (*fop_<mode>_1_avx): Likewise.
7355 (*avx_<code><mode>3): Likewise.
7356 (*avx_ieee_smin<mode>3): Likewise.
7357 (*avx_ieee_smax<mode>3): Likewise.
7358 (mode): Add OI, V8SF and V4DF.
7359 (length): Support VEX prefix.
7360 (*cmpfp_i_mixed): Set prefix attribute.
7361 (*cmpfp_i_sse): Likewise.
7362 (*cmpfp_iu_mixed): Likewise.
7363 (*cmpfp_iu_sse): Likewise.
7364 (*movsi_1): Support AVX.
7365 (*movdi_2): Likewise.
7366 (*movdi_1_rex64): Likewise.
7367 (*movti_internal): Likewise.
7368 (*movti_rex64): Likewise.
7369 (*movsf_1): Likewise.
7370 (*movdf_nointeger): Likewise.
7371 (*movdf_integer_rex64): Likewise.
7372 (*movtf_internal): Likewise.
7373 (zero_extendsidi2_32): Likewise.
7374 (zero_extendsidi2_rex64): Likewise.
7375 (*extendsfdf2_mixed): Likewise.
7376 (*extendsfdf2_sse): Likewise.
7377 (*truncdfsf_fast_mixed): Likewise.
7378 (*truncdfsf_fast_sse): Likewise.
7379 (*truncdfsf_mixed): Likewise.
7380 (fix_trunc<mode>di_sse): Likewise.
7381 (fix_trunc<mode>si_sse): Likewise.
7382 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7383 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7384 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7385 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7386 (*rcpsf2_sse): Likewise.
7387 (*rsqrtsf2_sse): Likewise.
7388 (*sqrt<mode>2_sse): Likewise.
7389 (sse4_1_round<mode>2): Likewise.
7390 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7391 Support AVX. Set length attribute properly for AVX.
7393 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7394 (VECTOR_MODES (FLOAT, 32)): Likewise.
7395 (VECTOR_MODE (INT, DI, 8)): Likewise.
7396 (VECTOR_MODE (INT, HI, 32)): Likewise.
7397 (VECTOR_MODE (INT, QI, 64)): Likewise.
7398 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7399 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7400 (VECTOR_MODE (INT, DI, 4)): Removed.
7401 (VECTOR_MODE (INT, SI, 8)): Likewise.
7402 (VECTOR_MODE (INT, HI, 16)): Likewise.
7403 (VECTOR_MODE (INT, QI, 32)): Likewise.
7404 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7405 (INT_MODE (OI, 32)): Likewise.
7407 * config/i386/i386.opt (mavx): New.
7410 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7412 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7413 (*mov<mode>_internal_avx): New.
7414 (*movv2sf_internal_rex64_avx): Likewise.
7415 (*movv2sf_internal_avx): Likewise.
7417 * config/i386/predicates.md (const_4_to_5_operand): New.
7418 (const_6_to_7_operand): Likewise.
7419 (const_8_to_11_operand): Likewise.
7420 (const_12_to_15_operand): Likewise.
7421 (avx_comparison_float_operator): Likewise.
7423 * config/i386/sse.md (AVX256MODEI): New.
7424 (AVX256MODE): Likewise.
7425 (AVXMODEQI): Likewise.
7426 (AVXMODE): Likewise.
7427 (AVX256MODEF2P): Likewise.
7428 (AVX256MODE2P): Likewise.
7429 (AVX256MODE4P): Likewise.
7430 (AVX256MODE8P): Likewise.
7431 (AVXMODEF2P): Likewise.
7432 (AVXMODEF4P): Likewise.
7433 (AVXMODEDCVTDQ2PS): Likewise.
7434 (AVXMODEDCVTPS2DQ): Likewise.
7435 (avxvecmode): Likewise.
7436 (avxvecpsmode): Likewise.
7437 (avxhalfvecmode): Likewise.
7438 (avxscalarmode): Likewise.
7439 (avxcvtvecmode): Likewise.
7440 (avxpermvecmode): Likewise.
7441 (avxmodesuffixf2c): Likewise.
7442 (avxmodesuffixp): Likewise.
7443 (avxmodesuffixs): Likewise.
7444 (avxmodesuffix): Likewise.
7445 (vpermilbits): Likewise.
7446 (pinsrbits): Likewise.
7447 (mov<mode>): Likewise.
7448 (*mov<mode>_internal): Likewise.
7449 (push<mode>1): Likewise.
7450 (movmisalign<mode>): Likewise.
7451 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7452 (avx_movdqu<avxmodesuffix>): Likewise.
7453 (avx_lddqu<avxmodesuffix>): Likewise.
7454 (<plusminus_insn><mode>3): Likewise.
7455 (*avx_<plusminus_insn><mode>3): Likewise.
7456 (*avx_vm<plusminus_insn><mode>3): Likewise.
7457 (mul<mode>3): Likewise.
7458 (*avx_mul<mode>3): Likewise.
7459 (*avx_vmmul<mode>3): Likewise.
7460 (divv8sf3): Likewise.
7461 (divv4df3): Likewise.
7462 (avx_div<mode>3): Likewise.
7463 (*avx_div<mode>3): Likewise.
7464 (*avx_vmdiv<mode>3): Likewise.
7465 (avx_rcpv8sf2): Likewise.
7466 (*avx_vmrcpv4sf2): Likewise.
7467 (sqrtv8sf2): Likewise.
7468 (avx_sqrtv8sf2): Likewise.
7469 (*avx_vmsqrt<mode>2): Likewise.
7470 (rsqrtv8sf2): Likewise.
7471 (avx_rsqrtv8sf2): Likewise.
7472 (*avx_vmrsqrtv4sf2): Likewise.
7473 (<code><mode>3): Likewise.
7474 (*avx_<code><mode>3_finite): Likewise.
7475 (*avx_<code><mode>3): Likewise.
7476 (*avx_vm<code><mode>3): Likewise.
7477 (*avx_ieee_smin<mode>3): Likewise.
7478 (*avx_ieee_smax<mode>3): Likewise.
7479 (avx_addsubv8sf3): Likewise.
7480 (avx_addsubv4df3): Likewise.
7481 (*avx_addsubv4sf3): Likewise.
7482 (*avx_addsubv2df3): Likewise.
7483 (avx_h<plusminus_insn>v4df3): Likewise.
7484 (avx_h<plusminus_insn>v8sf3): Likewise.
7485 (*avx_h<plusminus_insn>v4sf3): Likewise.
7486 (*avx_h<plusminus_insn>v2df3): Likewise.
7487 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7488 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7489 (*avx_maskcmp<mode>3): Likewise.
7490 (avx_nand<mode>3): Likewise.
7491 (*avx_<code><mode>3): Likewise.
7492 (*avx_nand<mode>3): Likewise.
7493 (*avx_<code><mode>3): Likewise.
7494 (*avx_cvtsi2ss): Likewise.
7495 (*avx_cvtsi2ssq): Likewise.
7496 (*avx_cvtsi2sd): Likewise.
7497 (*avx_cvtsi2sdq): Likewise.
7498 (*avx_cvtsd2ss): Likewise.
7499 (avx_cvtss2sd): Likewise.
7500 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7501 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7502 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7503 (*avx_cvtsi2sd): Likewise.
7504 (*avx_cvtsi2sdq): Likewise.
7505 (avx_cvtdq2pd256): Likewise.
7506 (avx_cvtpd2dq256): Likewise.
7507 (avx_cvttpd2dq256): Likewise.
7508 (*avx_cvtsd2ss): Likewise.
7509 (*avx_cvtss2sd): Likewise.
7510 (avx_cvtpd2ps256): Likewise.
7511 (avx_cvtps2pd256): Likewise.
7512 (*avx_movhlps): Likewise.
7513 (*avx_movlhps): Likewise.
7514 (avx_unpckhps256): Likewise.
7515 (*avx_unpckhps): Likewise.
7516 (avx_unpcklps256): Likewise.
7517 (*avx_unpcklps): Likewise.
7518 (avx_movshdup256): Likewise.
7519 (avx_movsldup256): Likewise.
7520 (avx_shufps256): Likewise.
7521 (avx_shufps256_1): Likewise.
7522 (*avx_shufps_<mode>): Likewise.
7523 (*avx_loadhps): Likewise.
7524 (*avx_storelps): Likewise.
7525 (*avx_loadlps): Likewise.
7526 (*avx_movss): Likewise.
7527 (*vec_dupv4sf_avx): Likewise.
7528 (*vec_concatv2sf_avx): Likewise.
7529 (*vec_concatv4sf_avx): Likewise.
7530 (*vec_setv4sf_0_avx): Likewise.
7531 (*vec_setv4sf_avx): Likewise.
7532 (*avx_insertps): Likewise.
7533 (avx_vextractf128<mode>): Likewise.
7534 (vec_extract_lo_<mode>): Likewise.
7535 (vec_extract_hi_<mode>): Likewise.
7536 (vec_extract_lo_<mode>): Likewise.
7537 (vec_extract_hi_<mode>): Likewise.
7538 (vec_extract_lo_v16hi): Likewise.
7539 (vec_extract_hi_v16hi): Likewise.
7540 (vec_extract_lo_v32qi): Likewise.
7541 (vec_extract_hi_v32qi): Likewise.
7542 (avx_unpckhpd256): Likewise.
7543 (*avx_unpckhpd): Likewise.
7544 (avx_movddup256): Likewise.
7545 (*avx_movddup): Likewise.
7546 (avx_unpcklpd256): Likewise.
7547 (*avx_unpcklpd): Likewise.
7548 (avx_shufpd256): Likewise.
7549 (avx_shufpd256_1): Likewise.
7550 (*avx_punpckhqdq): Likewise.
7551 (*avx_punpcklqdq): Likewise.
7552 (*avx_shufpd_<mode>): Likewise.
7553 (*avx_storehpd): Likewise.
7554 (*avx_loadhpd): Likewise.
7555 (*avx_loadlpd): Likewise.
7556 (*avx_movsd): Likewise.
7557 (*vec_concatv2df_avx): Likewise.
7558 (*avx_<plusminus_insn><mode>3): Likewise.
7559 (*avx_<plusminus_insn><mode>3): Likewise.
7560 (*avx_mulv8hi3): Likewise.
7561 (*avxv8hi3_highpart): Likewise.
7562 (*avx_umulv8hi3_highpart): Likewise.
7563 (*avx_umulv2siv2di3): Likewise.
7564 (*avx_mulv2siv2di3): Likewise.
7565 (*avx_pmaddwd): Likewise.
7566 (*avx_mulv4si3): Likewise.
7567 (*avx_ashr<mode>3): Likewise.
7568 (*avx_lshr<mode>3): Likewise.
7569 (*avx_ashl<mode>3): Likewise.
7570 (*avx_<code><mode>3): Likewise.
7571 (*avx_eq<mode>3): Likewise.
7572 (*avx_gt<mode>3): Likewise.
7573 (*avx_nand<mode>3): Likewise.
7574 (*avx_nand<mode>3): Likewise.
7575 (*avx_<code><mode>3): Likewise.
7576 (*avx_<code><mode>3): Likewise.
7577 (*avx_packsswb): Likewise.
7578 (*avx_packssdw): Likewise.
7579 (*avx_packuswb): Likewise.
7580 (*avx_punpckhbw): Likewise.
7581 (*avx_punpcklbw): Likewise.
7582 (*avx_punpckhwd): Likewise.
7583 (*avx_punpcklwd): Likewise.
7584 (*avx_punpckhdq): Likewise.
7585 (*avx_punpckldq): Likewise.
7586 (*avx_pinsr<avxmodesuffixs>): Likewise.
7587 (*avx_pinsrq): Likewise.
7588 (*avx_loadld): Likewise.
7589 (*vec_extractv2di_1_rex64_avx): Likewise.
7590 (*vec_extractv2di_1_avx): Likewise.
7591 (*vec_dupv2di_avx): Likewise.
7592 (*vec_concatv2si_avx): Likewise.
7593 (*vec_concatv4si_1_avx): Likewise.
7594 (*vec_concatv2di_avx): Likewise.
7595 (*vec_concatv2di_rex64_avx): Likewise.
7596 (*avx_uavgv16qi3): Likewise.
7597 (*avx_uavgv8hi3): Likewise.
7598 (*avx_psadbw): Likewise.
7599 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7600 (*avx_phaddwv8hi3): Likewise.
7601 (*avx_phadddv4si3): Likewise.
7602 (*avx_phaddswv8hi3): Likewise.
7603 (*avx_phsubwv8hi3): Likewise.
7604 (*avx_phsubdv4si3): Likewise.
7605 (*avx_phsubswv8hi3): Likewise.
7606 (*avx_pmaddubsw128): Likewise.
7607 (*avx_pmulhrswv8hi3): Likewise.
7608 (*avx_pshufbv16qi3): Likewise.
7609 (*avx_psign<mode>3): Likewise.
7610 (*avx_palignrti): Likewise.
7611 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7612 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7613 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7614 (*avx_mpsadbw): Likewise.
7615 (*avx_packusdw): Likewise.
7616 (*avx_pblendvb): Likewise.
7617 (*avx_pblendw): Likewise.
7618 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7619 (avx_ptest256): Likewise.
7620 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7621 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7622 (*avx_aesenc): Likewise.
7623 (*avx_aesenclast): Likewise.
7624 (*avx_aesdec): Likewise.
7625 (*avx_aesdeclast): Likewise.
7626 (avx_vzeroupper): Likewise.
7627 (avx_vzeroupper_rex64): Likewise.
7628 (avx_vpermil<mode>): Likewise.
7629 (avx_vpermilvar<mode>3): Likewise.
7630 (avx_vpermil2<mode>3): Likewise.
7631 (avx_vperm2f128<mode>3): Likewise.
7632 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7633 (avx_vbroadcastss256): Likewise.
7634 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7635 (avx_vinsertf128<mode>): Likewise.
7636 (vec_set_lo_<mode>): Likewise.
7637 (vec_set_hi_<mode>): Likewise.
7638 (vec_set_lo_<mode>): Likewise.
7639 (vec_set_hi_<mode>): Likewise.
7640 (vec_set_lo_v16hi): Likewise.
7641 (vec_set_hi_v16hi): Likewise.
7642 (vec_set_lo_v32qi): Likewise.
7643 (vec_set_hi_v32qi): Likewise.
7644 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7645 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7646 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7647 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7648 (vec_init<mode>): Likewise.
7649 (*vec_concat<mode>_avx): Likewise.
7650 (blendbits): Support V8SF and V4DF.
7651 (sse2_movq128): Support AVX.
7652 (<sse>_movnt<mode>): Likewise.
7653 (sse2_movntv2di): Likewise.
7654 (sse_rcpv4sf2): Likewise.
7655 (sse_sqrtv4sf2): Likewise.
7656 (sse_rsqrtv4sf2): Likewise.
7657 (<sse>_comi): Likewise.
7658 (<sse>_ucomi): Likewise.
7659 (sse_cvtss2si): Likewise.
7660 (sse_cvtss2si_2): Likewise.
7661 (sse_cvtss2siq): Likewise.
7662 (sse_cvtss2siq_2): Likewise.
7663 (sse_cvttss2si): Likewise.
7664 (sse_cvttss2siq): Likewise.
7665 (sse2_cvtsd2si): Likewise.
7666 (sse2_cvtsd2si_2): Likewise.
7667 (sse2_cvtsd2siq): Likewise.
7668 (sse2_cvtsd2siq_2): Likewise.
7669 (sse2_cvttsd2si): Likewise.
7670 (sse2_cvttsd2siq): Likewise.
7671 (sse2_cvtdq2pd): Likewise.
7672 (*sse2_cvtpd2dq): Likewise.
7673 (*sse2_cvttpd2dq): Likewise.
7674 (*sse2_cvtpd2ps): Likewise.
7675 (sse2_cvtps2pd): Likewise.
7676 (sse3_movshdup): Likewise.
7677 (sse3_movsldup): Likewise.
7678 (sse_storehps): Likewise.
7679 (*sse4_1_extractps): Likewise.
7680 (sse2_storelpd): Likewise.
7681 (vec_dupv2df_sse3): Likewise.
7682 (*vec_concatv2df_sse3): Likewise.
7683 (*sse4_1_pextrb): Likewise.
7684 (*sse4_1_pextrb_memory): Likewise.
7685 (*sse2_pextrw): Likewise.
7686 (*sse4_1_pextrw_memory): Likewise.
7687 (*sse4_1_pextrd): Likewise.
7688 (*sse4_1_pextrq): Likewise.
7689 (sse2_pshufd_1): Likewise.
7690 (sse2_pshuflw_1): Likewise.
7691 (sse2_pshufhw_1): Likewise.
7692 (*sse2_storeq_rex64): Likewise.
7693 (*vec_dupv4si): Likewise.
7694 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7695 (sse2_pmovmskb): Likewise.
7696 (*sse2_maskmovdqu): Likewise.
7697 (*sse2_maskmovdqu_rex64): Likewise.
7698 (sse_ldmxcsr): Likewise.
7699 (sse_stmxcsr): Likewise.
7700 (abs<mode>2): Likewise.
7701 (sse4_1_movntdqa): Likewise.
7702 (sse4_1_phminposuw): Likewise.
7703 (sse4_1_extendv8qiv8hi2): Likewise.
7704 (*sse4_1_extendv8qiv8hi2): Likewise.
7705 (sse4_1_extendv4qiv4si2): Likewise.
7706 (*sse4_1_extendv4qiv4si2): Likewise.
7707 (sse4_1_extendv2qiv2di2): Likewise.
7708 (*sse4_1_extendv2qiv2di2): Likewise.
7709 (sse4_1_extendv4hiv4si2): Likewise.
7710 (*sse4_1_extendv4hiv4si2): Likewise.
7711 (sse4_1_extendv2hiv2di2): Likewise.
7712 (*sse4_1_extendv2hiv2di2): Likewise.
7713 (sse4_1_extendv2siv2di2): Likewise.
7714 (*sse4_1_extendv2siv2di2): Likewise.
7715 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7716 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7717 (sse4_1_zero_extendv4qiv4si2): Likewise.
7718 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7719 (sse4_1_zero_extendv2qiv2di2): Likewise.
7720 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7721 (sse4_1_zero_extendv4hiv4si2): Likewise.
7722 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7723 (sse4_1_zero_extendv2hiv2di2): Likewise.
7724 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7725 (sse4_1_zero_extendv2siv2di2): Likewise.
7726 (*sse4_1_zero_extendv2siv2di2): Likewise.
7727 (sse4_1_ptest): Likewise.
7728 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7729 (sse4_2_pcmpestri): Likewise.
7730 (sse4_2_pcmpestrm): Likewise.
7731 (sse4_2_pcmpistri): Likewise.
7732 (sse4_2_pcmpistrm): Likewise.
7734 (aeskeygenassist): Likewise.
7736 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
7738 * config/i386/predicates.md (vzeroall_operation): New.
7740 * config/i386/sse.md (avx_vzeroall): New.
7741 (*avx_vzeroall): Likewise.
7743 2008-08-28 Paul Brook <paul@codesourcery.com>
7744 Mark Shinwell <shinwell@codesourcery.com>
7745 Richard Earnshaw <richard.earnshaw@arm.com>
7747 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7748 (TARGET_MIN_ANCHOR_OFFSET): New.
7749 (arm_override_options): Set correct anchor ranges for Thumb-1
7750 and Thumb-2 if required.
7751 (legitimize_pic_address): Handle case involving a TLS symbol
7752 reference with an addend.
7753 (arm_optimization_options): Enable section anchors at -O1 and
7755 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7756 * config/arm/arm-protos.h (arm_optimization_options): New.
7758 2008-08-28 Nick Clifton <nickc@redhat.com>
7760 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7761 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7764 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7765 * config/v850/v850.md (return): Remove frame size restriction.
7767 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7769 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7771 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7773 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7775 2008-08-28 Paul Brook <paul@codesourcery.com>
7777 * config/arm/vfp11.md: Update license notice.
7778 * config/arm/cortex-r4.md: Ditto.
7780 2008-08-28 Richard Guenther <rguenther@suse.de>
7782 PR tree-optimization/37207
7783 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7786 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7789 * tree.c (int_fits_type_p): Don't forget unsigned integers
7790 of type sizetype which higher end word equals -1.
7792 2008-08-28 Ira Rosen <irar@il.ibm.com>
7794 * target.h (struct vectorize): Add new target builtin.
7795 * tree-vectorizer.c (destroy_loop_vec_info): Call
7796 vect_free_slp_instance instead of vect_free_slp_node.
7797 * tree-vectorizer.h (enum slp_load_perm_type): New.
7798 (struct _slp_instance): Add new fields.
7799 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7800 (SLP_INSTANCE_LOADS): New.
7801 (vect_free_slp_tree): Remove.
7802 (vect_free_slp_instance): Declare.
7803 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7804 (vectorizable_load): Add argument.
7805 (vect_transform_slp_perm_load): New.
7806 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7808 (vect_get_place_in_interleaving_chain): New function.
7809 (vect_free_slp_tree): Make static.
7810 (vect_free_slp_instance): New function.
7811 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7812 collect the load location in the interleaving chain.
7813 (vect_supported_slp_permutation_p): New function.
7814 (vect_supported_load_permutation_p): Likewise.
7815 (vect_analyze_slp_instance): In case of loads permutation, call
7816 vect_supported_load_permutation_p to check that the permutation is
7818 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7819 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7820 (vect_create_mask_and_perm): New function.
7821 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7822 (vectorizable_load): Add an argument. Don't keep the created vectors
7823 statements in the node if permutation is required. Call
7824 vect_transform_slp_perm_load to generate the permutation.
7825 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7826 additional argument.
7827 (vect_schedule_slp_instance): In case of loads permutation, allocate
7828 vectorized statements structure for all the related SLP nodes. Call
7829 vect_transform_stmt with addditional argument.
7830 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7831 * config/spu/spu.c (spu_builtin_vec_perm): New.
7832 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7833 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7834 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7835 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7837 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7839 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7840 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7841 __gthread_cond_signal, __gthread_cond_timedwait,
7842 __gthread_cond_timedwait_recursive): New functions.
7843 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7845 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7848 2008-08-28 Richard Guenther <rguenther@suse.de>
7851 * fold-const.c (maybe_canonicalize_comparison_1): Require
7852 undefined overflow only for canonicalizing A +- CST cmp CST.
7853 Make sure to not generate new constants that are not inside
7854 their TYPE_MIN/MAX_VALUE range.
7855 (maybe_canonicalize_comparison): Remove undefined overflow
7857 (fold_binary): Remove now duplicate folding.
7859 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7861 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7862 use not updated in the last change.
7864 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7866 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7867 (IRA_COVER_CLASSES): Add FPUL_REGS.
7869 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7872 * c-common.c (conversion_warning): Check for null operands.
7874 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7877 * c-decl.c (check_for_loop_decls): Improve error message. Give
7880 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7883 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7884 (convert_for_assignment): Pass corrent OPT_W* parameter to
7885 WARN_FOR_ASSIGNMENT.
7887 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7890 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7892 2008-08-27 Paul Brook <paul@codesourcery.com>
7894 * config.gcc: Loosen checks for arm uclinux eabi targets.
7896 2008-08-27 Paul Brook <paul@codesourcery.com>
7898 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7900 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7902 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7904 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7905 the enumerators of an ENUMERAL_TYPE.
7906 * dbxout.c (dbxout_type): Ditto.
7908 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7911 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7912 (fwprop_addr): Check that the loop_father is not the outer loop.
7914 2008-08-26 Paul Brook <paul@codesourcery.com>
7916 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7917 Remove documentation entry for fmul type.
7918 Use fmuls to annotate single-precision multiplication patterns,
7919 fmuld to annotate double-precision multiplication patterns,
7920 fmacs to annotate single-precision multiply-accumulate patterns
7921 and fmacd to annotate double-precision multiply-accumulate patterns.
7922 * config/arm/vfp11.md: Update reservations accordingly.
7923 * config/arm/arm.md: Note that certain values of the "type"
7924 attribute are documented in vfp.md.
7925 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7926 (v10_cvt): Use new fmul types.
7928 2008-08-26 Paul Brook <paul@codesourcery.com>
7930 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7931 * config/arm/vfp11.md: ...here. New.
7932 * config/arm/arm.md: Include vfp11.md.
7934 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7936 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7937 parameter to inform call.
7939 2008-08-26 Jeff Law <law@redhat.com>
7941 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7942 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7943 preferred class when copying a constant into a partial word register.
7945 2008-08-26 Ben Elliston <bje@au.ibm.com>
7947 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7948 * cp/typeck.c: Likewise.
7949 * cp/tree.c: Likewise.
7950 * gimple-low.c: Likewise.
7953 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7955 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7956 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7958 * doc/passes.texi: Describe IRA.
7960 * doc/tm.texi (IRA_COVER_CLASSES,
7961 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7963 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7964 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7965 -fira-propagate-cost, -fno-ira-share-save-slots,
7966 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7968 * flags.h (ira_algorithm): New enumeration.
7969 (flag_ira_algorithm, flag_ira_verbose): New external variable
7972 * postreload.c (gate_handle_postreload): Don't do post reload
7973 optimizations unless the reload is completed.
7975 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7978 * tree-pass.h (pass_ira): New external variable declaration.
7980 * reload.h: Add 2008 to the Copyright.
7982 * cfgloopanal.c: Include params.h.
7983 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7986 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7988 * toplev.c (ira.h): New include.
7989 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7990 (backend_init_target): Call ira_init.
7991 (backend_init): Call ira_init_once.
7992 (finalize): Call finish_ira_once.
7994 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7995 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7998 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7999 may_move_out_cost): New external variable declarations.
8000 (move_table): New typedef.
8002 * caller-save.c: Include headers output.h and ira.h.
8003 (no_caller_save_reg_set): New global variable.
8004 (save_slots_num, save_slots): New variables.
8005 (reg_save_code, reg_restore_code, add_stored_regs): Add
8007 (init_caller_save): Set up no_caller_save_reg_set.
8008 (init_save_areas): Reset save_slots_num.
8009 (saved_hard_reg): New structure.
8010 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8011 (initiate_saved_hard_regs, new_saved_hard_reg,
8012 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8014 (setup_save_areas): Add code for sharing stack slots.
8015 (all_blocks): New variable.
8016 (save_call_clobbered_regs): Process pseudo-register too.
8017 (mark_set_regs): Process pseudo-register too.
8018 (insert_one_insn): Put the insn after bb note in a empty basic
8019 block. Add insn check.
8021 * global.c (eliminable_regset): Make it external.
8022 (mark_elimination): Use DF_LR_IN for IRA.
8023 (pseudo_for_reload_consideration_p): New.
8024 (build_insn_chain): Make it external. Don't ignore spilled
8025 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8026 (gate_handle_global_alloc): New function.
8027 (pass_global_alloc): Add the gate function.
8029 * opts.c (decode_options): Set up flag_ira. Print the warning for
8031 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8033 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8035 * regmove.c (regmove_optimize): Don't do replacement of output for
8038 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8039 New external variable declarations.
8041 * local-alloc.c (update_equiv_regs): Make it external. Return
8042 true if jump label rebuilding should be done. Rescan new_insn for
8044 (gate_handle_local_alloc): New function.
8045 (pass_local_alloc): Add the gate function.
8047 * alias.c (value_addr_p, stack_addr_p): New functions.
8048 (nonoverlapping_memrefs_p): Use them for IRA.
8050 * common.opt (fira, fira-algorithm, fira-coalesce,
8051 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8052 fira-verbose): New options.
8054 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8055 move_cost, may_move_in_cost, may_move_out_cost): Make the
8057 (move_table): Remove typedef.
8058 (init_move_cost): Make it external.
8059 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8062 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8063 setup_reg_classes): New function prototypes.
8064 (eliminable_regset): New external variable declaration.
8065 (build_insn_chain, update_equiv_regs): New function prototypes.
8067 * Makefile.in (IRA_INT_H): New definition.
8068 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8069 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8070 (reload1.o, toplev.o): Add dependence on ira.h.
8071 (cfgloopanal.o): Add PARAMS_H.
8072 (caller-save.o): Add dependence on output.h and ira.h.
8073 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8074 ira-emit.o, ira-lives.o): New entries.
8076 * passes.c (pass_ira): New pass.
8078 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8080 * reload1.c (ira.h): Include the header.
8081 (changed_allocation_pseudos): New bitmap.
8082 (init_reload): Initiate the bitmap.
8083 (compute_use_by_pseudos): Permits spilled registers in FROM.
8084 (temp_pseudo_reg_arr): New variable.
8085 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8086 IRA. Call alter_reg with the additional parameter. Don't clear
8087 spilled_pseudos for IRA. Restore original insn chain for IRA.
8088 Clear changed_allocation_pseudos at the end of reload.
8089 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8090 (hard_regno_to_pseudo_regno): New variable.
8091 (count_pseudo): Check spilled pseudos. Set up
8092 hard_regno_to_pseudo_regno.
8093 (count_spilled_pseudo): Check spilled pseudos. Update
8094 hard_regno_to_pseudo_regno.
8095 (find_reg): Use better_spill_reload_regno_p. Check
8096 hard_regno_to_pseudo_regno.
8097 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8099 (eliminate_regs_1): Use additional parameter for alter_reg.
8100 (finish_spills): Set up pseudo_previous_regs only for spilled
8101 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8102 more arguments. Don't clear live_throughout and dead_or_set for
8103 spilled pseudos. Use additional parameter for alter_reg. Call
8104 mark_allocation_change. Set up changed_allocation_pseudos.
8105 Remove sanity check.
8106 (emit_input_reload_insns, delete_output_reload): Use additional
8107 parameter for alter_reg. Call mark_allocation_change.
8108 (substitute, gen_reload_chain_without_interm_reg_p): New
8110 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8112 * testsuite/gcc.dg/20080410-1.c: New file.
8114 * config/s390/s390.h (IRA_COVER_CLASSES,
8115 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8117 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8119 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8121 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8123 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8125 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8127 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8129 2008-08-24 Jeff Law <law@redhat.com>
8130 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8131 when ignoring unavailable registers.
8133 2008-08-24 Jeff Law <law@redhat.com>
8134 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8135 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8136 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8137 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8139 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8140 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8142 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8143 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8144 * reload1.c (find_reg): Process registers in register allocation order.
8146 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8147 * toplev.c (backend_init_target): Move ira_init call from
8149 (lang_dependent_init_target): ...to here.
8151 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8152 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8153 calculate memory move costs for NO_REGS.
8155 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8156 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8157 STACK_REGS is defined.
8159 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8160 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8162 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8163 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8165 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8166 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8167 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8170 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8171 Dorit Nuzman <dorit@il.ibm.com>
8173 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8174 vec_extract_evenv4sf, vec_extract_evenv8hi,
8175 vec_extract_evenv16qi, vec_extract_oddv4si,
8176 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8177 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8178 vec_interleave_highv4si, vec_interleave_lowv4si,
8179 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8180 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8181 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8183 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8186 * config/rs6000/rs6000.c (optimization_options): Don't default to
8187 section anchors without toplevel reorder.
8189 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8191 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8192 (mfc_end_critical_section): Likewise.
8194 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8196 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8197 all type qualifiers from element type to vector type.
8199 2008-08-25 David Daney <ddaney@avtrex.com>
8201 * config/mips/mips.md (immediate_insn): Move up in file, fix
8202 comment typo, reformat.
8203 (fetchop_bit, atomic_hiqi_op memory_barrier,
8204 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8205 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8206 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8207 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8208 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8209 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8210 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8211 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8212 sync_old_nand<mode>, sync_new_nand<mode>,
8213 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8214 test_and_set_12): Moved to sync.md.
8216 * config/mips/sync.md: New file.
8218 2008-08-25 Richard Henderson <rth@redhat.com>
8220 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8221 (regsave): Likewise.
8222 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8223 (output_cfi_directive): Likewise.
8224 (div_data_align): New.
8225 (output_cfi): Use it.
8227 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8229 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8230 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8231 (TARGET_OCTEON): New macro.
8232 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8233 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8234 (ISA_HAS_POP): New macro.
8235 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8237 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8239 * config/mips/mips.md (cpu): Add octeon.
8240 (type): Add pop attribute value.
8241 (popcount<mode>2): New pattern.
8242 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8244 2008-08-24 Jan Hubicka <jh@suse.cz>
8246 * doc/invoke.texi (-fipa-cp-clone): New option.
8247 (-fipa-cp): Update docs.
8248 (--param ipcp-unit-growth):New.
8249 * ipa-cp.c: Include fibheap.h, params.h
8250 (ipcp_initialize_node_lattices): When not cloning, all externally
8251 visible functions are bottom.
8252 (ipcp_need_redirect_p): Accept clones.
8253 (ipcp_insert_stage): Use cost driven heuristics.
8254 (max_count, dead_nodes): New static vars.
8255 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8256 ipcp_const_param_count): New functions.
8257 * common.opt (ipa-cp-clone): New command line option.
8258 * params.def (ipcp-unit-growth): New.
8260 2008-08-24 Jan Hubicka <jh@suse.cz>
8262 * tree-inline.c (tree_function_versioning): Look harder
8263 for referenced vars.
8265 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8267 PR tree-optimization/37185
8268 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8270 2008-08-23 Jan Hubicka <jh@suse.cz>
8272 * ipa-cp.c (ipcp_analyze_node): New function.
8273 (ipcp_update_cloned_node): Use it.
8274 (ipcp_init_stage): Likewise.
8275 * ipa-inline.c (function_insertion_hook_holder): New static var.
8276 (analyze_function): Break out from ....
8277 (inline_generate_summary): Here; register insertion hook.
8278 (cgraph_decide_inlining): Remove hook.
8279 (add_new_function): New function.
8281 2008-08-23 Jan Hubicka <jh@suse.cz>
8283 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8285 2008-08-23 Jan Hubicka <jh@suse.cz>
8287 * ipa-cp.c (constant_val_insert): Remove.
8288 (ipcp_propagate_one_const): Remove.
8289 (ipcp_create_replace_map): Always insert replacements to the map.
8290 (ipcp_insert_stage): Do not try to insert statements by hand.
8291 * tree-inline.c (insert_init_stmt): Break out from ...
8292 (setup_one_parameter): ... here; allow NULL BB pointer.
8293 (tree_function_versioning): Use setup_one_parameter to process
8296 2008-08-23 Jan Hubicka <jh@suse.cz>
8298 * tree.c (decl_address_ip_invariant_p): New function.
8299 * tree.h (decl_address_ip_invariant_p): Declare.
8300 * gimple.c (strip_invariant_refs): Break out from ...
8301 (is_gimple_invariant_address): ... here
8302 (is_gimple_ip_invariant_address): New function.
8303 (is_gimple_ip_invariant): New function.
8304 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8307 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8308 (ipcp_lat_is_insertable): All constants are insertable.
8309 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8310 IPA_CONST_VALUE_REF.
8311 (ipcp_initialize_node_lattices): Propagate all types of operands.
8312 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8313 (ipcp_create_replace_map): Reformat.
8314 (ipcp_need_redirect_p): Simplify.
8315 (ipcp_insert_stage): Check that argument is used before clonning.
8316 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8318 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8319 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8320 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8321 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8322 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8323 * tree-inline.c (tree_function_versioning): Add variables referenced
8326 2008-08-23 Jan Hubicka <jh@suse.cz>
8329 * i386.c (standard_80387_constant_p): Use optimize_size.
8331 2008-08-23 Ira Rosen <irar@il.ibm.com>
8333 PR tree-optimization/37161
8334 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8335 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8336 (vect_determine_vectorization_factor): Move the scalar type
8337 retrieval to vect_get_smallest_scalar_type.
8338 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8339 scalar type. Remove redundant computation.
8340 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8341 (vect_get_slp_defs): Take the type of RHS into account if
8342 necessary by calling vect_get_smallest_scalar_type. Call
8343 vect_get_constant_vectors with additional argument.
8345 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8348 * doc/invoke.texi (Wwrite-strings): Clarify description.
8350 2008-08-23 Ira Rosen <irar@il.ibm.com>
8352 PR tree-optimization/37174
8353 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8354 def stmt is a part of the loop before accessing its stmt_vec_info.
8356 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8359 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8360 (*swap): New insn pattern.
8361 (*ashlqi3): Rename from ashlqi3 insn pattern.
8362 (ashlqi3): New expanders.
8363 (*lshrqi3): Rename from lshrqi3 insn pattern.
8364 (lshrqi3): New expanders.
8365 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8366 lshrqi3_const5, lshrqi3_const6): New splitters.
8367 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8368 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8371 2008-08-22 Richard Guenther <rguenther@suse.de>
8373 PR tree-optimization/37078
8374 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8375 [+INF, +INF] ranges.
8377 2008-08-22 Richard Guenther <rguenther@suse.de>
8379 PR tree-optimization/37143
8380 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8381 a conversion statement instead of a copy.
8383 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8386 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8387 CCCmode, CCOmode and CCSmode destination modes.
8390 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8391 from different units in a single alternative.
8392 (*vec_extractv2sf_1): Ditto.
8393 (*vec_extractv2si_0): Ditto.
8394 (*vec_extractv2si_1): Ditto.
8395 * config/i386/sse.md (sse2_storehpd): Ditto.
8396 (sse2_storelpd): Ditto.
8397 (sse2_loadhpd): Ditto.
8398 (sse2_loadlpd): Ditto.
8401 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8402 (popcountsi2): Ditto.
8403 (clzdi2_abm): Ditto.
8404 (popcountdi2): Ditto.
8405 (clzhi2_abm): Ditto.
8406 (popcounthi2): Ditto.
8408 2008-08-22 Richard Guenther <rguenther@suse.de>
8412 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8413 if the multiplication does not overflow.
8415 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8417 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8419 2008-08-21 Richard Henderson <rth@redhat.com>
8421 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8422 spurrious comma from test.
8423 * configure: Rebuild.
8425 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8428 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8431 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8433 * c-tree.h (grokfield): New argument.
8434 * c-decl.c (grokfield): Handle new location argument.
8435 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8437 2008-08-21 Richard Guenther <rguenther@suse.de>
8439 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8441 2008-08-21 Jan Hubicka <jh@suse.cz>
8443 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8444 (cgraph_add_function_insertion_hook,
8445 cgraph_remove_function_insertion_hook,
8446 cgraph_call_function_insertion_hooks): New functions.
8447 * cgraph.h (cgraph_add_function_insertion_hook,
8448 cgraph_remove_function_insertion_hook,
8449 cgraph_call_function_insertion_hooks): Declare.
8450 * ipa-reference.c (function_insertion_hook_holder): New variable.
8451 (check_operand, look_for_address_of): When checking late, do not care
8452 about module bitmaps.
8453 (add_new_function): New function.
8454 (generate_summary): Register hooks; zero module bitmaps.
8455 (propagate): Unregister hooks.
8456 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8457 (add_new_function): New function.
8458 (generate_summary): Register hook.
8459 (propagate): Remove hook.
8461 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8463 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8464 * ipa-cp.c (ipcp_update_cloned_node): New function.
8465 (build_const_val): Handle functions correctly; bring type logic
8466 into sync with tree-inline.c
8467 (ipcp_init_stage): Take care of computing stuff needed by
8468 indirect inlining; update clones.
8469 (ipcp_generate_summary): Break out of ipcp_driver.
8470 (ipcp_driver): Do only execution and transformation.
8471 (pass_ipa_cp): Make IPA_PASS.
8472 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8474 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8475 ipcp, some info is already available.
8476 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8477 * tree-inline.c (remap_ssa_name): Unshare expression.
8479 2008-08-21 Richard Guenther <rguenther@suse.de>
8481 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8482 a PHI ask VN if it is already available.
8483 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8484 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8486 2008-08-21 Richard Guenther <rguenther@suse.de>
8489 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8490 makes sure to produce a result of the correct type.
8492 2008-08-21 Jan Hubicka <jh@suse.cz>
8493 Backport from LTO branch:
8495 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8496 Jan Hubicka <jh@suse.cz>
8499 (init_state, finish_state, set_function_state, generate_summary):
8501 (scan_stmt): Renamed from scan_function. Changed to keep state in
8502 local static vars rather than cgraph aux field.
8503 (propagate): Renamed from static_execute. Changed to keep state in
8504 local static vars rather than cgraph aux field.
8505 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8506 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8508 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8510 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8511 * ipa-reference.c (init_function_info, generate_summary,
8512 propagate): New functions.
8513 (analyze_function): Call init_function_info.
8514 (static_execute): Stripped into generate_summary and propagate.
8515 (pass_ipa_reference): Made into ipa_opt_pass.
8517 2008-08-21 Richard Guenther <rguenther@suse.de>
8519 PR tree-optimization/37181
8520 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8522 (extract_range_from_unary_expr): Likewise.
8524 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8526 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8528 * toplev.h (pedwarn_at): Likewise.
8529 * builtins.c: Update all calls to pedwarn.
8530 * c-lex.c: Likewise.
8531 * toplev.c: Likewise.
8532 * c-tree.h: Likewise.
8533 * c-decl.c: Likewise.
8534 * c-errors.c: Likewise.
8535 * c-typeck.c: Likewise.
8536 * c-common.c: Likewise.
8537 * c-parser.c: Likewise.
8539 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8542 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8543 with MODE_VECTOR_INT mode.
8545 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8548 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8549 initialized outside the current module.
8550 (warn_uninitialized_var): Ignore left-hand side when walking the
8551 trees. Ignore address expressions. Examine VUSE operands in gimple
8552 statements with a variable declaration on the right-hand side.
8554 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8557 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8559 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8562 * c-common.c (conversion_warning): Do not warn if applying bit-and
8563 operator to unsigned constant that fits in the target type.
8565 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8568 * c-common.c (conversion_warning): Do not warn for artificial
8571 2008-08-20 Richard Guenther <rguenther@suse.de>
8573 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8574 (extract_range_from_binary_expr): Fall back to constant propagation.
8575 (extract_range_from_unary_expr): Likewise.
8577 2008-08-20 Richard Guenther <rguenther@suse.de>
8579 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8580 with TREE_THIS_VOLATILE on shared nodes.
8581 (fold_stmt_r): Likewise.
8583 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8586 * c-parser.c (c_parser_attributes): For keywords use canonical
8587 spelling for attr_name.
8589 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8591 * value-prof.c (check_counter): Revert wrong call to error.
8593 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8595 * profile.c: Update calls to inform.
8596 * value-prof.c: Update calls to inform.
8598 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8600 * diagnostic.c (inform): Add an explicit location_t parameter.
8601 * toplev.h (inform): Update declaration.
8602 * builtins.c: Update all calls to inform.
8603 * c-common.c: Likewise.
8604 * c-decl.c: Likewise.
8605 * c-opts.c: Likewise.
8606 * c-pch.c: Likewise.
8607 * c-pragma.c: Likewise.
8608 * c-typeck.c: Likewise.
8609 * coverage.c: Likewise.
8611 * toplev.c: Likewise.
8612 * tree-cfg.c: Likewise.
8613 * tree-ssa.c: Likewise.
8615 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8618 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8619 V2DI mode, for SSE4.1, use movq instead of vector set if the
8620 second element is zero and inter-unit moves are OK.
8622 2008-08-20 Richard Guenther <rguenther@suse.de>
8624 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8625 properly handle conversion/copy chains after tuplification.
8627 2008-08-20 Richard Guenther <rguenther@suse.de>
8629 * passes.c (init_optimization_passes): Move the second
8630 forwprop pass before alias computation. Remove the second
8631 DCE pass. Remove the first dominator and phi copy/const
8634 2008-08-20 Nick Clifton <nickc@redhat.com>
8636 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8637 support of this feature. Do not assume that a sufficiently new
8638 assembler will support the feature regardless of the target type.
8639 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8640 * configure: Regenerate.
8642 2008-08-20 Richard Guenther <rguenther@suse.de>
8644 * tree-vrp.c (found_in_subgraph): Remove.
8645 (live): New global static.
8646 (live_on_edge): New function.
8647 (blocks_visited): Remove.
8648 (register_edge_assert_for_2): Use live_on_edge.
8649 (find_conditional_asserts): Remove code dealing with
8650 found_in_subgraph. Do not walk the CFG.
8651 (find_switch_asserts): Likewise.
8652 (find_assert_locations_1): Renamed from find_assert_locations.
8653 Move finding assert locations for conditional and switch
8654 statements first. Update live bitmap. Do not walk the CFG.
8655 (find_assert_locations): New function.
8656 (insert_range_assertions): Remove entry of CFG walk.
8657 Adjust call to find_assert_locations.
8658 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8659 that only can appear because of fake exit edges but assert we
8660 never try to insert on those.
8661 (fini_pre): Do not remove fake exit edges here...
8662 (execute_pre): ...but here, before committing edge inserts.
8664 2008-08-19 Richard Guenther <rguenther@suse.de>
8666 * passes.c (init_optimization_passes): Exchange store-ccp
8669 2008-08-19 Rafael Espíndola <espindola@google.com>
8671 * varasm.c (weak_decls): Move earlier in the file.
8672 (assemble_external): Add weak decls to the weak_decls list.
8673 (declare_weak): Don't add decls to the weak_decls list.
8675 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8678 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8679 before (sse2_shufpd_<mode>).
8681 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8684 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8685 * tree.c (block_nonartificial_location): Likewise.
8687 2008-08-19 Richard Guenther <rguenther@suse.de>
8689 PR tree-optimization/35972
8690 PR tree-optimization/23094
8691 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8693 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8694 handle MISALIGNED_INDIRECT_REF.
8695 (get_ref_from_reference_ops): New helper.
8696 (vn_reference_lookup_pieces): Walk the use-def chain using the
8697 alias-oracle if requested.
8698 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8699 walking the use-def chain.
8700 (compute_avail): But not here.
8701 (create_component_ref_by_pieces_1): Properly handle
8702 MISALIGNED_INDIRECT_REF.
8703 (do_regular_insertion): Handle fully redundant
8704 expressions after PHI-translation also for SSA_NAME values, not
8705 only constants. Correctly use edoubleprime for that.
8707 2008-08-19 Ira Rosen <irar@il.ibm.com>
8709 * tree-vectorizer.c (supportable_widening_operation): Support
8710 multi-step conversion, return the number of steps in such conversion
8711 and the required intermediate types.
8712 (supportable_narrowing_operation): Likewise.
8713 * tree-vectorizer.h (vect_pow2): New function.
8714 (supportable_widening_operation): Change argument types.
8715 (supportable_narrowing_operation): Likewise.
8716 (vectorizable_type_promotion): Add an argument.
8717 (vectorizable_type_demotion): Likewise.
8718 * tree-vect-analyze.c (vect_analyze_operations): Call
8719 vectorizable_type_promotion and vectorizable_type_demotion with
8720 additional argument.
8721 (vect_get_and_check_slp_defs): Detect patterns.
8722 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8724 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8725 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8726 factor according to the smallest type in the loop.
8727 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8728 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8729 supportable_widening_operation with correct arguments.
8730 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8731 operands lists according to the number of vector statements in left
8732 or right node, if exists.
8733 (vect_gen_widened_results_half): Remove unused argument.
8734 (vectorizable_conversion): Call supportable_widening_operation,
8735 supportable_narrowing_operation, and vect_gen_widened_results_half
8736 with correct arguments.
8737 (vectorizable_assignment): Change documentation, support multiple
8739 (vectorizable_operation): Likewise.
8740 (vect_get_loop_based_defs): New function.
8741 (vect_create_vectorized_demotion_stmts): Likewise.
8742 (vectorizable_type_demotion): Support loop-aware SLP and general
8743 multi-step conversion. Call vect_get_loop_based_defs and
8744 vect_create_vectorized_demotion_stmts for transformation.
8745 (vect_create_vectorized_promotion_stmts): New function.
8746 (vectorizable_type_promotion): Support loop-aware SLP and general
8747 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8749 (vectorizable_store): Change documentation, support multiple
8751 (vectorizable_load): Likewise.
8752 (vect_transform_stmt): Pass SLP_NODE to
8753 vectorizable_type_promotion and vectorizable_type_demotion.
8754 (vect_schedule_slp_instance): Move here the calculation of number
8755 of vectorized statements for each node from...
8756 (vect_schedule_slp): ... here.
8757 (vect_transform_loop): Call vect_schedule_slp without the last
8760 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8763 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8764 to == in assert statement.
8765 (vectorizable_reduction): Fix typo.
8767 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8770 * value-prof.c (check_counter): Dereference pointer to overall
8771 count when printing it.
8773 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8775 * profile.h: Really add it.
8777 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8779 * mcf.c: Really add it.
8781 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8782 Vinodha Ramasamy <vinodha@google.com>
8784 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8786 * value-prof.c (check_counter): Fix the counter if
8787 flag_profile_correction is true.
8788 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8789 tree_mod_subtract_transform):
8790 Follow check_counter parameter change.
8791 * common.opt (fprofile-correction): New option.
8793 * profile.h: Likewise.
8794 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8795 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8796 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8798 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8799 flag_profile_correction is set.
8801 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8803 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8805 2008-08-18 Tomas Bily <tbily@suse.cz>
8807 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8808 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8810 * tree-data-ref.c (split_constant_offset_1): Likewise.
8811 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8812 * tree-sra.c (sra_walk_expr): Likewise.
8813 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8814 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8815 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8816 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8818 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8819 * tree-vect-transform.c (vectorizable_type_demotion)
8820 (vectorizable_type_promotion): Likewise.
8821 * tree-inline.c (expand_call_inline):
8822 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8823 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8824 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8825 * expr.c (expand_expr_real_1): Likewise.
8826 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8827 (gimple_assign_unary_useless_conversion_p): Likewise.
8828 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8829 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8830 * fold-const.c (fold_unary): Likewise.
8831 * tree.h (CONVERT_EXPR_P): Likewise.
8832 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8833 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8835 (register_edge_assert_for_2, extract_range_from_unary_expr)
8836 (register_edge_assert_for_1): Likewise.
8838 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8840 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8841 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8842 (enum real_value_const): Delete.
8843 (get_real_const): Delete.
8844 * real.c (get_real_const): Delete.
8845 (dconst_e_ptr): Define.
8846 (dconst_third_ptr): Define.
8847 (dconst_sqrt2_ptr): Define.
8848 * builtins.c: Update all callers.
8850 2008-08-18 Richard Guenther <rguenther@suse.de>
8852 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8853 statement iterator after statement removal.
8855 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8857 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8858 (detect_processor_freebsd): Likewise.
8859 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8861 2008-08-18 Richard Guenther <rguenther@suse.de>
8863 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8864 and loads have the correct types.
8866 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8869 * c-opts.c (cpp_opts): Remove static.
8870 * c-parser.c (cpp_opts): Declare it extern.
8871 (disable_extension_diagnostics): Handle cpp options.
8872 (enable_extension_diagnostics): Likewise.
8874 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8876 * diagnostics.c (permerror_at): Rename as permerror.
8877 (permerror): Delete.
8878 * toplev.h: Likewise.
8880 2008-08-18 Richard Guenther <rguenther@suse.de>
8882 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8883 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8884 Move call_cdce before build_alias. Move copyrename2,
8885 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8886 right after final inlining.
8887 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8888 (pass_build_cfg): But instead via TODO_dump_func.
8890 2008-08-18 Richard Guenther <rguenther@suse.de>
8892 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8894 (scalarize_init): If we failed to generate some initializers
8895 do not generate zeros for not instantiated members. Instead
8896 rely on the copy out.
8897 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8898 about missing flow-sensitive alias info only if we have
8901 2008-08-17 Nick Clifton <nickc@redhat.com>
8903 * doc/extend.texi (Function Attributes): Fix typo in description
8904 if hot function attribute.
8906 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8907 Richard Sandiford <rdsandiford@googlemail.com>
8909 * doc/install.texi (--with-mips-plt): Document.
8910 * doc/invoke.texi (-mplt, -mno-plt): Document.
8911 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8912 and handle ${with_mips_plt}.
8913 * config/mips/mips.opt (mplt): New option.
8914 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8915 (TARGET_ABICALLS_PIC2): Likewise.
8916 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8917 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8918 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8919 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8920 to decide whether to output ".option picX" directives.
8921 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8922 Pass -call_nonpic rather than -KPIC for -mplt.
8923 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8924 on the command line. Also remove it when -mabi=64 is used without
8926 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8927 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8928 TARGET_ABICALLS_PIC0.
8929 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8931 (mips16_build_function_stub): Only output ".option pic" directives
8932 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8933 (mips16_build_call_stub): Fix comment and remove redundant
8934 ".set at"/"set .noat" directives.
8935 (mips_function_rodata_section): Use the default behaviour for
8936 TARGET_ABSOLUTE_ABICALLS.
8937 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8938 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8939 (mips_restore_gp): Do nothing if the current function doesn't use
8941 (mips_expand_prologue): Only save $gp if the current function uses it.
8942 Use a normal move for TARGET_ABICALLS_PIC0.
8943 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8945 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8947 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8948 of function when handling GLOBAL_POINTER_REGNUM.
8950 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8953 * common.opt (-fstack-check): Do not declare the variable here.
8954 (-fstack-check=): New option variant.
8955 * doc/invoke.texi (Code Gen Options): Document it.
8956 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8957 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8958 (STACK_CHECK_STATIC_BUILTIN): New macro.
8959 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8960 * opts.c: Include expr.h.
8961 (common_handle_option) <OPT_fold_stack_check_>: New case.
8962 <OPT_fstack_check>: Likewise.
8963 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8964 consistently in the test for variable-sized types. Adjust for
8965 new behaviour of flag_stack_check.
8966 * explow.c: Include except.h.
8967 (allocate_dynamic_stack_space): Do not take into account
8968 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8969 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8970 for variable-sized parameters. Treat all parameters whose size is
8971 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8972 stack checking is enabled.
8973 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8974 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8975 if generic stack checking is enabled.
8976 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8977 * reload1.c (reload): Likewise.
8978 * stmt.c (expand_decl): Assert that all automatic variables have
8979 fixed size at this point and remove dead code.
8980 * flags.h (stack_check_type): New enumeration type.
8981 (flag_stack_check): Declare.
8982 * toplev.c (flag_stack_check): New global variable.
8983 * Makefile.in (opts.o): Add dependency on EXPR_H.
8984 (explow.o): Add dependency on except.h.
8986 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8988 * config/avr/avr.c (avr_override_options): Reduce value of
8989 PARAM_INLINE_CALL_COST.
8991 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8993 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8994 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8995 lieu of TYPE_MODE (type) throughout.
8997 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8999 * config/arm/arm.c (add_minipool_backward_ref): Check for
9000 8-byte-aligned entries in second case of forcing insertion after a
9001 particular entry. Change third case to avoid inserting
9002 non-8-byte-aligned entries before 8-byte-aligned ones.
9004 2008-08-15 Richard Guenther <rguenther@suse.de>
9006 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9007 strip components for unknown size accesses.
9009 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9011 * config/s390/2097.md New file.
9012 * config/s390/s390.md ("z10prop" attribute): Define none,
9013 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9014 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9015 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9016 possible values and apply them to insns as appropriate.
9017 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9018 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9019 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9020 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9021 ("bfp" mode attribute): Removed. Every occurence replaced
9023 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9024 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9027 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9030 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9033 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9035 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9036 additional argument. Support reduction when duplication is needed due
9037 to data-types of different sizes in the loop.
9038 (get_initial_def_for_induction): Fix printout.
9039 (vect_get_vec_def_for_stmt_copy): Support case where the
9040 vec_stmt_for_operand is a phi node.
9041 (vectorizable_reduction): Support reduction when duplication is needed
9042 due to data-types of different sizes in the loop.
9043 (vectorizable_call): Remove restriction to not vectorize in case we
9044 have data-types of different sizes in the loop.
9045 (vectorizable_conversion): Likewise.
9046 (vectorizable_operation): Likewise.
9047 (vectorizable_type_demotion): Likewise.
9048 (vectorizable_type_promotion): Likewise.
9049 (vectorizable_induction): Add restriction to not vectorize in case
9050 we have data-types of different sizes in the loop.
9052 2008-08-14 Christophe Saout <christophe@saout.de>
9053 Uros Bizjak <ubizjak@gmail.com>
9056 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9057 (*vec_concatv2di_rex64_sse4_1): Ditto.
9058 (*vec_concatv2di_rex64_sse): Ditto.
9060 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9063 * fold-const.c (fold_widened_comparison): Do not allow
9064 sign changes that change the result even if shorter type
9065 is wider than arg1_unw's type.
9067 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9069 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9070 Skip if the multilib testing specifies -march that does not
9071 agree with the one specified in the testcase.
9073 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9075 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9076 zero extend SImode values being converted to TFmode before passing
9079 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9081 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9082 __PPU__ when targeting the Cell/B.E. PPU processor.
9084 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9086 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9087 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9088 Rematerialize the static chain, if any.
9089 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9092 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9094 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9095 (new_loc_descr): Likewise.
9096 (add_loc_descr): Likewise.
9097 (size_of_loc_descr): Likewise.
9098 (size_of_locs): Likewise.
9099 (output_loc_operands): Likewise.
9100 (output_loc_sequence): Likewise.
9101 (new_reg_loc_descr): New.
9102 (build_cfa_loc): Use it.
9103 (build_cfa_aligned_loc): Likewise.
9104 (one_reg_loc_descriptor): Likewise.
9105 (based_loc_descr): Likewise.
9107 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9110 * doc/invoke.texi (Wmain): Update.
9111 * c-decl.c (start_decl): warn_main is only 0 or 1.
9112 (start_function): Likewise. Fix formatting.
9113 (finish_function): Delete redundant warning.
9114 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9115 * c-opts (c_common_handle_option): -Wall only has effect if
9116 warn_main is uninitialized. OPT_Wmain is automatically
9117 handled. -pedantic also enables Wmain.
9118 (c_common_post_options): Handle all logic for Wmain here.
9119 * c-common.c (warn_main): Delete.
9120 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9121 * c-common.h (warn_main): Delete.
9123 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9126 * expr.c (emit_group_store): Allocate stack temp with the
9127 largest alignment when copying from register to stack.
9129 2008-08-13 Richard Guenther <rguenther@suse.de>
9131 * tree.h (maybe_fold_offset_to_address): Declare.
9132 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9133 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9134 Likewise for POINTER_PLUS_EXPR.
9135 (maybe_fold_offset_to_reference): Enable disabled code.
9136 (maybe_fold_offset_to_address): New function.
9137 (fold_stmt_r): Use it.
9138 (fold_gimple_assign): Likewise.
9139 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9140 (gimplify_expr): Likewise.
9142 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9144 * toplev.h (pedwarn_at): Fix declaration.
9146 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9148 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9149 LINK_SPEC): Use %R in -Y P argument.
9151 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9154 * diagnostic.c (pedwarn_at): New.
9155 * toplev.h (pedwarn_at): Declare.
9156 * c-tree.h (build_enumerator): Update declaration.
9157 * c-decl.c (finish_enum): Update comment.
9158 (build_enumerator): Take a location parameter. Give a pedwarn but do
9159 not perform any conversion.
9160 * c-parser.c (c_parser_enum_specifier): Set correct location for
9163 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9166 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9167 expressions except for conversions to signed:1 bitfields. Handle
9168 COND_EXPR with constant operands.
9170 2008-08-13 Richard Guenther <rguenther@suse.de>
9172 PR tree-optimization/15255
9173 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9174 (struct oecount_s): New struct and VEC types.
9176 (oecount_hash): New function.
9177 (oecount_eq): Likewise.
9178 (oecount_cmp): Likewise.
9179 (zero_one_operation): New function.
9180 (build_and_add_sum): Likewise.
9181 (undistribute_ops_list): Perform un-distribution of multiplication
9182 and division on the chain of summands.
9183 (should_break_up_subtract): Also break up subtracts for factors.
9184 (reassociate_bb): Delete dead visited statements.
9185 Call undistribute_ops_list. Re-sort and optimize if it did something.
9186 * passes.c (init_optimization_passes): Move DSE before
9188 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9191 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9193 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9195 * doc/invoke.texi: Revert unintended checkin.
9197 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9200 * gcc.c (include_spec_function): Tweak call to find_a_file.
9202 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9205 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9206 and TRUTH_ORIF_EXPR.
9207 * dojump.c (do_jump): Likewise.
9209 PR tree-optimization/37084
9210 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9211 if id->regimplify, don't assume stmt is a cast assignment.
9213 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9215 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9217 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9220 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9223 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9225 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9226 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9228 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9229 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9230 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9231 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9232 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9234 * doc/tm.texi (Storage Layout): Remove documentation for
9235 TARGET_FLOAT_FORMAT.
9237 * simplify-rtx.c (simplify_binary_operation_1): Replace
9238 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9240 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9242 * real.h (struct real_format): New member has_sign_dependent_rounding.
9243 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9244 spu_single_format, ieee_double_format, mips_double_format,
9245 motorola_double_format, ieee_extended_motorola_format,
9246 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9247 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9248 mips_extended_format, ieee_quad_format, mips_quad_format,
9249 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9250 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9252 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9253 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9254 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9255 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9256 (ROUND_TOWARDS_ZERO): Likewise.
9258 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9259 (FLOAT_MODE_FORMAT): New macro.
9260 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9261 (MODE_COMPOSITE_P): ... this new macro.
9262 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9263 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9264 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9266 * flags.h: Include "real.h".
9268 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9269 REAL_MODE_FORMAT_COMPOSITE_P.
9270 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9272 * doc/tm.texi (Storage Layout): Remove documentation of
9273 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9274 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9275 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9276 they only apply to libgcc2.a.
9278 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9280 * config/spu/float_disf.c: New file.
9281 * config/spu/float_unsdisf.c: New file.
9282 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9283 (LIB2FUNCS_EXCLUDE): Define.
9285 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9286 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9288 * real.h (struct real_format): New member round_towards_zero.
9289 * real.c (round_for_format): Respect fmt->round_towards_zero.
9290 (ieee_single_format, mips_single_format, motorola_single_format,
9291 spu_single_format, ieee_double_format, mips_double_format,
9292 motorola_double_format, ieee_extended_motorola_format,
9293 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9294 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9295 mips_extended_format, ieee_quad_format, mips_quad_format,
9296 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9297 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9299 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9300 real_format to choose rounding mode when calling MPFR functions.
9301 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9302 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9304 * real.h (real_to_decimal_for_mode): Add prototype.
9305 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9306 Respect target rounding mode when generating decimal representation.
9307 (real_to_decimal): New stub for backwards compatibility.
9308 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9309 real_to_decimal_for_mode instead of real_to_decimal.
9311 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9313 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9314 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9316 * real.c (spu_single_format): New variable.
9317 * real.h (spu_single_format): Declare.
9319 * config/spu/spu.c (spu_override_options): Install SFmode format.
9320 (spu_split_immediate): Use integer mode to operate on pieces of
9321 floating-point values in all cases.
9323 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9324 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9325 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9327 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9329 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9331 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9333 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9335 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9338 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9339 on the VAR_DECL instead of TYPE_READONLY on its type.
9341 2008-08-12 Ira Rosen <irar@il.ibm.com>
9343 * tree-vectorizer.c: Depend on langhooks.h.
9344 (supportable_widening_operation): Add two arguments. Support double
9346 (supportable_narrowing_operation): Likewise.
9347 * tree-vectorizer.h (supportable_widening_operation): Add two
9349 (supportable_narrowing_operation): Likewise.
9350 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9351 supportable_widening_operation with correct arguments.
9352 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9353 (vectorizable_type_demotion): Support double type conversions.
9354 (vectorizable_type_promotion): Likewise.
9355 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9357 2008-08-11 Michael Matz <matz@suse.de>
9359 * i386/i386.c (override_options): Move initialisation from
9360 flag_schedule_insns_after_reload to here from ...
9361 (optimization_options): ... here.
9363 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9365 PR rtl-optimization/36998
9366 * dwarf2out.c (compute_barrier_args_size_1,
9367 compute_barrier_args_size): Temporarily remove assertions.
9369 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9372 * tree-ssa.c (struct walk_data): Add new flag
9373 warn_possibly_uninitialized.
9374 (warn_uninitialized_var): Use it.
9375 (warn_uninitialized_vars): New.
9376 (execute_early_warn_uninitialized): Call it.
9377 (execute_late_warn_uninitialized): Likewise.
9379 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9382 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9385 2008-08-09 Jan Hubicka <jh@suse.cz>
9388 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9390 (expand_fix): Be prepared for expansion to fail.
9391 (expand_sfix_optab): Remove instructions if expansion failed.
9393 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9395 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9397 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9398 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9400 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9402 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9403 mips/t-libgcc-mips16 to tmake_file.
9404 * config/mips/mips-protos.h (mips_call_type): New enum.
9405 (mips_pic_base_register, mips_got_load): Declare.
9406 (mips_restore_gp): Take an rtx argument.
9407 (mips_use_pic_fn_addr_reg_p): Declare.
9408 (mips_expand_call): Replace the sibcall_p argument with
9409 a mips_call_type argument. Add a lazy_p parameter.
9410 (mips_split_call): Declare.
9411 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9412 (MIPS16_PIC_TEMP): Likewise.
9413 (reg_class): Delete M16_NA_REGS.
9414 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9415 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9416 (mips_split_hi_p): Declare.
9417 * config/mips/mips.c (mips_split_hi_p): New array.
9418 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9419 (mips_got_symbol_type_p): New function.
9420 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9421 (mips16_stub_function_p): New function.
9422 (mips16_local_function_p): Likewise.
9423 (mips_use_pic_fn_addr_reg_p): Likewise.
9424 (mips_cannot_force_const_mem): Return false for HIGHs.
9425 Extend CONST_INT and symbolic handling to MIPS16, using
9426 mips_symbol_insns to check that the base symbol type is a
9427 legitimate constant. Reject GOT-based constants if
9428 TARGET_MIPS16_PCREL_LOADS.
9429 (mips_const_insns): Check targetm.cannot_force_const_mem when
9430 decomposing a symbolic base and a large offset.
9431 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9432 When calling a function that needs $25 from MIPS16 code,
9433 move the target address into $25 separately and add a USE
9435 (mips16_gp_pseudo_reg): Insert the initializer immediately
9436 before the first real insn.
9437 (mips_pic_base_register, mips_got_load): New functions.
9438 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9439 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9440 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9441 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9442 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9443 also passing NULL_RTX rather than const0_rtx as the aux argument.
9444 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9445 instead of TARGET_EXPLICIT_RELOCS.
9446 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9447 (mips_load_call_address): Replace the sibcall_p argument with
9448 a mips_call_type argument. Use mips_got_load.
9449 (mips16_local_alias): New structure.
9450 (mips16_local_aliases): New variable.
9451 (mips16_local_aliases_hash): New function.
9452 (mips16_local_aliases_eq): Likewise.
9453 (mips16_local_alias): Likewise.
9454 (mips16_stub_function): Likewise.
9455 (mips16_build_function_stub): Create a local alias for the target
9456 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9457 .cpload directive and an R_MIPS_NONE relocation for the target
9458 function, then load the alias rather than the function itself.
9459 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9460 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9461 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9462 (mips16_build_call_stub): Replace the FN parameter with an
9463 FN_PTR parameter. Force the address into a register if it
9464 isn't a call_insn_operand; don't rely on the caller to do this.
9465 If a call to a locally-defined and locally-binding MIPS16
9466 function must be made indirectly, redirect the call to the
9467 function's local alias. Use mips16_stub_function_p,
9468 mips16_stub_function, mips_expand_call and use_reg.
9469 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9470 Use explicit %hi and %lo accesses where possible.
9471 Use MIPS_CALL to generate the correct code form of a
9472 jal instruction. Add clobbers of $18 instead of uses.
9473 Update the call to mips_emit_call_insn.
9474 (mips_expand_call): Replace the SIBCALL_P argument with a
9475 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9476 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9477 allowing it to modify the call address. Update the calls to
9478 mips_load_call_address and mips_emit_call_insn.
9479 (mips_split_call): New function.
9480 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9481 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9482 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9483 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9484 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9486 (mips_cprestore_slot): New function.
9487 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9488 and use mips_cprestore_slot.
9489 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9491 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9492 then use a copygp_mips16 instruction to set up $28.
9493 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9494 (mips16_lay_out_constants): Call split_all_insns_noflow.
9495 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9496 false if TARGET_MIPS16.
9497 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9498 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9499 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9500 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9501 MIPS16 code. Allow MIPS16 o32 PIC.
9502 (mips_override_options): Allow MIPS16 o32 PIC.
9503 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9504 after reload if TARGET_USE_GOT.
9505 (UNSPEC_COPYGP): New constant.
9506 (length): Use a default length of 8 for MIPS16 GOT loads.
9507 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9508 (*got_page<mode>): Check mips_split_hi_p.
9509 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9510 (unspec_got<mode>, unspec_call<mode>): New expanders.
9511 (load_got<mode>, load_call<mode>): Remove the length attributes.
9512 Use a got attribute instead of a type attribute.
9513 (copygp_mips16): New insn.
9514 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9515 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9516 (sibcall, sibcall_value, call, call_value): Update the calls
9517 to mips_expand_call.
9518 (call_internal, call_value_internal): Use mips_split_call.
9519 (call_value_multiple_internal): Likewise.
9520 (call_split): Move after call_internal (the insn it is split from).
9521 (call_internal_direct, call_value_internal_direct): Turn into
9522 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9523 (call_direct_split, call_value_direct_split): New patterns.
9524 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9525 and use M16_REGS instead of M16_NA_REGS.
9526 * config/mips/predicates.md (const_call_insn_operand): Replace
9527 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9528 mips_use_pic_fn_addr_reg_p check.
9529 (move_operand): Reject HIGHs if mips_split_hi_p.
9530 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9531 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9532 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9533 * config/mips/libgcc-mips16.ver: New file.
9534 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9535 $(srcdir)/config/mips/libgcc-mips16.ver.
9537 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9539 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9541 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9542 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9543 (mips16_cfun_returns_in_fpr_p): Likewise.
9545 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9547 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9548 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9549 rather than 4 to PC.
9551 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9553 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9554 (FUNCTION_PROFILER): Save the static chain pointer into $2
9555 beforehand and restore it aftewards.
9556 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9557 address directly into $25 and call the function through $25;
9558 do not clobber $3. Pad the DImode version to cover the space
9559 left by the deleted $25 <- $3 move.
9560 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9561 the removal of the $25 <- $3 move.
9562 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9563 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9565 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9566 Daniel Jacobowitz <dan@codesourcery.com>
9568 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9569 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9570 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9571 * config/mips/mips.c (mips_start_function_definition): New function.
9572 (mips_end_function_definition): Likewise.
9573 (mips_output_function_prologue): Use mips_start_function_definition.
9574 (mips_output_function_epilogue): Use mips_end_function_definition.
9575 (build_mips16_function_stub): Use mips_start_function_definition
9576 and mips_end_function_definition.
9577 (build_mips16_call_stub): Likewise.
9579 2008-08-09 Richard Guenther <rguenther@suse.de>
9581 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9582 * gimple.h (gimple_call_fn): Adjust comment.
9583 (gimple_call_set_fndecl): New function.
9584 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9585 longer having bare FUNCTION_DECL operand.
9586 (gimple_call_return_type): Likewise.
9587 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9589 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9590 (gimple_mod_pow2): Likewise.
9591 (gimple_mod_subtract): Likewise.
9592 (gimple_ic): Likewise.
9593 (gimple_stringop_fixed_value): Likewise.
9594 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9595 longer having bare FUNCTION_DECL operand.
9596 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9597 * omp-low.c (optimize_omp_library_calls): Likewise.
9598 * cgraphunit.c (update_call_expr): Likewise.
9599 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9600 (execute_convert_to_rsqrt): Likewise.
9601 * cfgexpand.c (gimple_to_tree): Simplify.
9602 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9603 bare FUNCTION_DECL operand.
9604 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9605 (convert_gimple_call): Use gimple_call_fndecl.
9606 * c-common.c (c_warn_unused_result): Likewise.
9608 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9611 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9612 (c_finish_return): Likewise.
9613 (c_start_case): Likewise.
9614 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9615 * c-parser.c (c_parser_condition): New. Call
9616 verify_sequence_points.
9617 (c_parser_paren_condition): Call c_parser_condition.
9618 (c_parser_for_statement): Call c_parser_condition.
9620 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9623 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9624 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9625 Moved from diagnostic.h
9626 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9628 (emit_diagnostic): New.
9629 (warning0, pedwarn0): Delete.
9630 (warning, warning_at, pedwarn, permerror): Return bool.
9631 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9632 Moved to diagnostic.c.
9633 (struct diagnostic_context): Use correct type for
9634 classify_diagnostic.
9635 (diagnostic_report_diagnostic): Update declaration.
9636 (emit_diagnostic): Declare.
9637 * errors.c (warning): Return bool.
9638 * errors.h (warning): Update declaration.
9639 * toplev.h (warning0, pedwarn0): Delete.
9640 (warning, warning_at, pedwarn, permerror): Return bool.
9641 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9642 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9643 inform. Update all calls.
9644 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9645 before giving informative note.
9646 (implicit_decl_warning): Likewise.
9647 * c-typeck.c (build_function_call): Likewise.
9648 * tree-sssa.c (warn_uninit): Likewise.
9649 * builtins.c (gimplify_va_arg_expr): Likewise.
9651 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9654 * doc/invoke.texi (-Wextra): Move warning from here...
9655 (-Wuninitialized): ... to here.
9657 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9660 * flags.h (set_Wunused): Delete
9661 * toplev.c (process_options): Handle Wunused flags here.
9662 * opts.c (maybe_warn_unused_parameter): Delete.
9663 (common_handle_option): Replace set_Wunused by warn_unused.
9664 (set_Wextra): Do not handle Wunused-parameter here.
9665 (set_Wunused): Delete.
9666 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9668 * common.opt (Wunused): Add Var and Init.
9669 (Wunused-function): Likewise.
9670 (Wunused-label): Likewise.
9671 (Wunused-parameter): Likewise.
9672 (Wunused-value): Likewise.
9673 (Wunused-variable): Likewise.
9675 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9677 * doc/invoke.texi: Add cpu_type power7.
9678 * config.in (HAVE_AS_VSX): New.
9679 * config.gcc: Add cpu_type power7.
9680 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9682 * configure: Regenerate.
9683 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9685 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9686 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9687 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9689 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9691 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9692 type to vectorize.builtin_conversion.
9693 (vectorizable_conversion): Likewise.
9694 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9695 integral type as input.
9696 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9698 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9699 and ALTIVEC_BUILTIN_VCTSXS.
9700 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9703 2008-08-08 Richard Guenther <rguenther@suse.de>
9705 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9706 (surely_varying_stmt_p): Calls are varying only if they are
9707 non-builtin and not indirect or have no result.
9708 (ccp_fold): Re-instantiate code before the tuples merge.
9710 2008-08-08 Richard Guenther <rguenther@suse.de>
9712 PR tree-optimization/37056
9713 * gimple.h (gimple_assign_rhs_class): New helper function.
9714 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9715 unary operations properly.
9717 2008-08-07 Jan Hubicka <jh@suse.cz>
9719 * i386.h (ix86_size_cost): Declare.
9720 (ix86_cur_cost): New function macro.
9721 * i386.md (peepholes expanding size and splitters): Predicate by
9722 optimize_insn_for_speed_p.
9723 (peepholes reduce size and splitters): Predicate by
9724 optimize_insn_for_size_p.
9725 * i386.c (ix86_size_cost): Rename from ...
9726 (size_cost): This one.
9727 (override_options): Update.
9728 (decide_alg): Likewise.
9729 (ix86_expand_clear): Use RTL profile.
9730 (ix86_pad_returns): Use RTL profile.
9732 2008-08-07 Jan Hubicka <jh@suse.cz>
9734 * recog.c (split_all_insns): Set RTL profile
9735 (peephole2_optimize): Likewise.
9736 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9737 * combine.c (combine_instructions): Likewise.
9739 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9741 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9743 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9745 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9746 value in a6 after the set_frame_ptr insn.
9748 2008-08-07 Richard Henderson <rth@redhat.com>
9751 * gcc.c (cpp_options): Pass along -g*.
9753 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9755 * config/arm/arm.c (output_move_neon): Update comment describing
9756 big-endian vector layout.
9757 (arm_assemble_integer): Do not handle big-endian NEON vectors
9759 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9760 neon_vget_lane<mode>_sext_internal,
9761 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9762 element indices for big-endian.
9764 2008-08-07 Richard Henderson <rth@redhat.com>
9766 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9767 * configure, config.in: Rebuild.
9768 * debug.h (dwarf2out_do_cfi_asm): Declare.
9769 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9770 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9771 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9772 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9774 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9776 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9777 movv2si_internal): Combine into mov<mode>_internal.
9778 (movv2si_internal_2): Remove.
9780 2008-08-07 Jan Hubicka <jh@suse.cz>
9783 * i386.md (single stringop patterns): Enable unconditionally.
9785 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9788 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9790 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9791 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9793 * config/i386/sse.md (sse2_movq128): New.
9795 * doc/extend.texi: Document __builtin_ia32_movq128.
9797 2008-08-07 Richard Guenther <rguenther@suse.de>
9800 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9801 pointers can access anything.
9803 2008-08-06 Jan Hubicka <jh@suse.cz>
9805 * optabs.c (emit_unop_insn): Break out to ...
9806 (maybe_emit_unop_insn): ... this one.
9807 (expand_sfix_optab): Use maybe variant.
9808 * optabs.h (maybe_emit_unop_insn): Declare.
9810 * i386.md (mov0 patterns): Enable by default.
9811 (FP conversion expanders): Disable expansion of code expanding
9812 sequences when instruction should be optimized for size.
9813 (single strinop patterns): Enable when optimizing for size.
9814 (string expanders): Disable expanding of code expanding sequences
9815 when optimizning instruction for size.
9816 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9818 (ix86_fp_comparison_sahf_cost): Likewise.
9819 (ix86_expand_branch): Likewise.
9820 (ix86_expand_ashl_const): Likewise.
9821 (ix86_split_ashl): Likewise.
9822 (ix86_expand_strlen): Likewise.
9823 (ix86_emit_fp_unordered_jump): Likewie.
9825 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9827 * c-common.c: Fix typo.
9828 (c_common_reswords): Activate more C++ keyword warnings.
9830 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9832 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9835 * diagnostic.c (permerror_at): New.
9836 * toplev.h (permerror_at): Declare.
9838 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9839 Ira Rosen <irar@il.ibm.com>
9841 * tree-vect-transform.c (vect_model_simple_cost): Return
9842 immediately if stmt is pure SLP.
9843 (vect_model_store_cost): Ditto.
9844 (vect_model_load_cost): Ditto.
9845 (vectorizable_store): Remove PURE_SLP check before call
9846 to vect_model_store_cost.
9847 (vect_model_store_cost): When checking whether stmt describe
9848 strided access, add a check that it is not slp_node.
9850 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9853 * c-common.c (warn_for_sign_compare): New. Handle separately the
9854 case that 'constant' is zero.
9855 * c-typeck.c (build_binary_op): Move code to c-common.c
9857 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9859 * config/alpha/alpha.c (alpha_preferred_reload_class,
9860 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9861 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9862 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9863 * config/arm/arm.md: Likewise.
9864 * config/avr/avr-protos.h (preferred_reload_class,
9865 test_hard_reg_class, avr_simplify_comparison_p,
9866 out_shift_with_cnt, class_max_nregs): Likewise.
9867 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9868 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9869 preferred_reload_class, test_hard_reg_class): Likewise.
9870 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9871 bfin_memory_move_cost, bfin_secondary_reload,
9872 bfin_output_mi_thunk): Likewise.
9873 * config/crx/crx.c (crx_secondary_reload_class,
9874 crx_memory_move_cost): Likewise.
9875 * config/frv/frv-protos.h (frv_secondary_reload_class,
9876 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9877 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9878 frv_secondary_reload_class, frv_class_likely_spilled_p,
9879 frv_class_max_nregs): Likewise.
9880 * config/h8300/h8300.c (h8300_classify_operand,
9881 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9883 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9884 * config/ia64/ia64.c (ia64_preferred_reload_class,
9885 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9886 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9887 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9889 * config/m68hc11/m68hc11.c (preferred_reload_class,
9890 m68hc11_memory_move_cost): Likewise.
9891 * config/mcore/mcore.c (mcore_secondary_reload_class,
9892 mcore_reload_class): Likewise.
9893 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9894 mips_class_max_nregs, mips_cannot_change_mode_class,
9895 mips_preferred_reload_class, mips_secondary_reload_class,
9896 mips_output_mi_thunk): Likewise.
9897 * config/mmix/mmix.c (mmix_preferred_reload_class,
9898 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9900 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9902 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9903 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9904 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9905 * config/rs6000/rs6000.c (paired_expand_vector_init,
9906 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9907 compare_section_name, rs6000_memory_move_cost): Likewise.
9908 * config/s390/s390.c (s390_emit_compare_and_swap,
9909 s390_preferred_reload_class, s390_secondary_reload,
9910 legitimize_pic_address, legitimize_tls_address,
9911 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9912 s390_class_max_nregs): Likewise.
9913 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9914 * config/s390/s390.md: Likewise.
9915 * config/score/score-protos.h (score_secondary_reload_class,
9916 score_preferred_reload_class): Likewise.
9917 * config/score/score.c (score_preferred_reload_class,
9918 score_secondary_reload_class): Likewise.
9919 * config/score/score3.c (score3_output_mi_thunk,
9920 score3_preferred_reload_class, score3_secondary_reload_class,
9921 score3_hard_regno_mode_ok): Likewise.
9922 * config/score/score3.h (score3_preferred_reload_class,
9923 score3_secondary_reload_class): Likewise.
9924 * config/score/score7.c (score7_output_mi_thunk,
9925 score7_preferred_reload_class, score7_secondary_reload_class,
9926 score7_hard_regno_mode_ok): Likewise.
9927 * config/score/score7.h (score7_preferred_reload_class,
9928 score7_secondary_reload_class): Likewise.
9929 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9930 output_branchy_insn, add_constant, gen_block_redirect,
9931 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9932 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9933 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9934 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9935 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9936 xstormy16_preferred_reload_class): Likewise.
9937 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9938 xtensa_expand_atomic, override_options,
9939 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9941 * reorg.c (try_merge_delay_insns): Likewise.
9942 * tree.c (merge_dllimport_decl_attributes): Likewise.
9944 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9946 2008-08-06 Michael Matz <matz@suse.de>
9948 * Makefile.in (write_entries_to_file): Quote words.
9949 * gengtype.c: (read_input_line): Skip over leading white-space.
9951 2008-08-06 Marc Gauthier <marc@tensilica.com>
9953 * config.gcc: Match more processor names for Xtensa.
9954 * configure.ac: Likewise.
9955 * doc/install.texi (Specific): Likewise.
9956 * configure: Regenerate.
9958 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9960 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9961 * calls.c (avoid_likely_spilled_reg): Likewise.
9962 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9963 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9964 * config/i386/i386.c (ix86_expand_special_args_builtin,
9965 ix86_secondary_reload): Likewise.
9966 * except.c (struct eh_region, gen_eh_region_catch,
9967 remove_unreachable_regions, duplicate_eh_regions,
9968 assign_filter_values, build_post_landing_pads,
9969 sjlj_find_directly_reachable_regions, remove_eh_handler,
9970 reachable_next_level, foreach_reachable_handler,
9971 can_throw_internal_1, can_throw_external_1,
9972 collect_one_action_chain): Likewise.
9973 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9974 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9975 * function.c (update_temp_slot_address, instantiate_new_reg,
9976 instantiate_virtual_regs_in_rtx,
9977 instantiate_virtual_regs_in_insn): Likewise.
9978 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9979 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9980 gimplify_cleanup_point_expr): Likewise.
9981 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9982 * passes.c (next_pass_1): Likewise.
9983 * print-tree.c (print_node_brief, print_node): Likewise.
9984 * profile.c (branch_prob): Likewise.
9985 * tree-dump.c (dump_register): Likewise.
9986 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9988 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9989 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9990 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9991 copy_arguments_for_versioning, copy_static_chain): Likewise.
9992 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9993 add_new_name_mapping, register_new_name_mapping): Likewise.
9994 * tree-mudflap.c (mf_xform_derefs): Likewise.
9995 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9996 get_init_expr, combine_chains): Likewise.
9997 * tree-pretty-print.c (dump_generic_node): Likewise.
9998 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9999 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10000 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10001 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10003 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10005 PR middle-end/37010
10006 * calls.c (expand_call): Use the biggest preferred stack
10009 2008-08-06 Michael Matz <matz@suse.de>
10012 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10013 for reused reload, instead of overwriting them.
10015 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10017 PR middle-end/37009
10018 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10019 for incoming stack boundary.
10021 * function.c (assign_parm_find_entry_rtl): Update
10022 parm_stack_boundary.
10024 * function.h (rtl_data): Add parm_stack_boundary.
10026 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10027 parm_stack_boundary for incoming stack boundary.
10029 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10031 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10032 for unrepresentable subregs or treat them as equal to other regs
10033 or subregs with the same register number.
10035 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10037 PR middle-end/35432
10038 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10041 2008-08-06 Jan Hubicka <jh@suse.cz>
10043 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10044 frequencies might be hot.
10046 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10048 * reload.c (find_reloads): Force constants into literal pool
10049 also if they are wrapped in a SUBREG.
10051 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10054 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10055 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10056 Don't allow predicated instructions for data speculation.
10057 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10060 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10062 * haifa-sched.c (extend_global): Split to extend_global_data and
10063 extend_region_data. Update all uses.
10064 (extend_all): Rename to extend_block_data.
10066 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10068 * sched-rgn.c (new_ready): Check if instruction can be
10069 speculatively scheduled before attempting speculation.
10070 (debug_rgn_dependencies): Remove wrongful assert.
10072 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10074 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10076 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10078 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10079 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10080 va_size, and type_size.
10082 2008-08-04 Jason Merrill <jason@redhat.com>
10085 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10086 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10088 2008-08-05 Richard Henderson <rth@redhat.com>
10090 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10091 * configure: Rebuild.
10093 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10096 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10097 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10100 2008-08-05 Richard Henderson <rth@redhat.com>
10102 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10103 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10104 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10105 * common.opt (fdwarf2-cfi-asm): New.
10106 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10107 * config.in, configure: Rebuild.
10108 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10109 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10111 (dw2_force_const_mem): Externalize.
10112 * dwarf2asm.h: Update.
10113 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10114 generate a real label.
10115 (output_cfi_directive): New.
10116 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10117 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10118 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10120 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10121 (output_loc_operands_raw, output_loc_sequence_raw): New.
10122 (output_cfa_loc_raw): New.
10124 2008-08-05 Paul Brook <paul@codesourcery.com>
10126 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10127 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10128 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10129 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10130 * config/arm/arm.h (TARGET_VFPD32): Define.
10131 (TARGET_VFP3): Use TARGET_VFPD32.
10132 (fputype): Add FPUTYPE_VFP3D16.
10133 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10134 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10135 * config/arm/arm-cores.def: Add cortex-r4f.
10136 * config/arm/arm-tune.md: Regenerate.
10138 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10140 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10141 Reword some comments throughout the file.
10143 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10144 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10145 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10146 MFC_MIN_DMA_LIST_ELEMENTS.
10147 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10148 MFC_MAX_DMA_LIST_ELEMENTS.
10150 (MFC_START_ENABLE): Remove PPU-only define.
10151 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10152 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10154 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10155 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10156 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10157 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10158 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10159 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10160 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10162 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10163 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10164 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10165 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10167 (spu_read_machine_status): Fix typo.
10169 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10171 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10172 SUBREG of multi-word hard register.
10173 * config/spu/spu.c (valid_subreg): Likewise.
10174 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10176 2008-08-04 Richard Guenther <rguenther@suse.de>
10178 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10179 the candidate with the stripped base if that base is different
10180 from the original base even for offset zero.
10182 2008-08-04 Richard Guenther <rguenther@suse.de>
10184 PR middle-end/36691
10185 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10186 check for no_overflow.
10188 2008-08-04 Richard Guenther <rguenther@suse.de>
10190 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10192 2008-08-04 Paul Brook <paul@codesourcery.com>
10194 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10195 (arm_order_regs_for_local_alloc): New function.
10196 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10198 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10200 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10203 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10204 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10205 (ix86_expand_epilogue): Likewise.
10207 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10209 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10212 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10214 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10215 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10216 (*movv2sf_internal_rex64): Ditto.
10218 2008-08-03 Jan Hubicka <jh@suse.cz>
10220 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10221 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10222 * expmed.c (expand_smod_pow2): Likewise.
10224 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10227 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10228 alternative 0 of operand 1.
10229 (*vec_concatv2di_rex64_sse): Ditto.
10230 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10232 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10233 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10234 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10235 (*movv2sf_internal_rex64): Ditto.
10237 2008-08-02 Richard Guenther <rguenther@suse.de>
10240 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10241 (ssedoublesizemode): New mode attribute.
10242 (sse_shufps): Call gen_sse_shufps_v4sf.
10243 (sse_shufps_1): Macroize.
10244 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10245 (sse2_shufpd_1): Macroize.
10246 (vec_extract_odd, vec_extract_even): New expanders.
10247 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10248 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10249 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10250 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10251 (ix86_expand_vector_set): Likewise.
10252 (ix86_expand_reduc_v4sf): Likewise.
10254 2008-08-01 Doug Kwan <dougkwan@google.com>
10256 * matrix-reorg.c: Re-enable all code.
10257 (struct malloc_call_data): Change CALL_STMT to gimple type.
10258 (collect_data_for_malloc_call): Tuplify.
10259 (struct access_site_info): Change STMT to gimple type.
10260 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10261 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10262 (struct free_info): Change STMT to gimple type.
10263 (struct matrix_access_phi_node): Change PHI to gimple type.
10264 (get_inner_of_cast_expr): Remove.
10265 (may_flatten_matrices_1): Tuplify.
10266 (may_flatten_matrices): Ditto.
10267 (mark_min_matrix_escape_level): Ditto.
10268 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10269 (ssa_accessed_in_call_rhs): New
10270 (ssa_accessed_in_assign_rhs): New
10271 (record_access_alloc_site_info): Tuplify.
10272 (add_allocation_site): Ditto.
10273 (analyze_matrix_allocation_site): Ditto.
10274 (analyze_transpose): Ditto.
10275 (get_index_from_offset): Ditto.
10276 (update_type_size): Ditto.
10277 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10278 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10279 (analyze_accesses_for_phi_node): Tuplify.
10280 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10281 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10282 (analyze_matrix_accesses): Tuplify.
10283 (check_var_data): New call-back type for check_var_notmodified_p.
10284 (check_var_notmodified_p): Tuplify and use call-back struct to
10285 return statement found.
10286 (can_calculate_expr_before_stmt): Factor out statement related code
10288 (can_calculate_stmt_before_stmt): New.
10289 (check_allocation_function): Tuplify.
10290 (find_sites_in_func): Ditto.
10291 (record_all_accesses_in_func): Ditto.
10292 (transform_access_sites): Ditto.
10293 (transform_allocation_sites): Ditto.
10294 (matrix_reorg): Re-enable.
10295 (gate_matrix_reorg): Re-enable.
10297 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10299 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10300 for labels for which it hasn't been set yet. If it has been set,
10301 stop walking insns and continue with next worklist item.
10302 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10303 if the only BARRIER is at the very end of a function.
10305 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10307 * cfgexpand.c (expand_stack_alignment): Assert that
10308 stack_realign_drap and drap_rtx must match.
10310 * function.c (instantiate_new_reg): If DRAP is used to realign
10311 stack, replace virtual_incoming_args_rtx with internal arg
10314 2008-08-01 Richard Guenther <rguenther@suse.de>
10316 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10317 loop information only if we initialized it.
10318 (execute_pre): Call fini_pre with in_fre.
10319 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10320 if we do not unroll because we hit max-completely-peeled-insns.
10321 Use our estimation for consistency, do allow shrinking.
10323 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10325 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10326 with MIN_STACK_BOUNDARY.
10327 (ix86_update_stack_boundary): Likewise.
10328 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10331 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10332 (MIN_STACK_BOUNDARY): This.
10334 2008-08-01 Richard Guenther <rguenther@suse.de>
10336 PR middle-end/36997
10337 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10339 2008-08-01 Richard Guenther <rguenther@suse.de>
10341 PR tree-optimization/36988
10342 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10343 do not matter if that doesn't change volatile qualification.
10345 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10347 * configure.ac: Do not generate libada-mk. Do not subst
10348 host_cc_for_libada.
10349 * libada-mk.in: Remove.
10350 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10351 * configure: Regenerate.
10353 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10355 * tree-pass.h: Added comment about not dumping passes with name
10356 starting with star in struct opt_pass.
10357 * passes.c (register_dump_files_1): Don't do dump for a pass with
10358 name starting with star.
10359 * doc/passes.texi (Pass manager): Mention pass names and special
10360 meaning of star prefix to avoid dump.
10362 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10364 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10366 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10367 (ISA_MIPS64R2): New macro.
10368 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10369 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10370 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10371 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10372 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10373 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10374 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10375 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10376 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10377 Move up to keep list alphabetically sorted.
10378 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10379 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10381 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10382 (-march=@var{arch}): Add mips64r2.
10384 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10386 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10388 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10390 * expr.c (expand_assignment): Check for complete type.
10392 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10395 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10397 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10398 for stack alignment.
10400 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10402 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10404 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10405 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10407 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10409 PR rtl-optimization/36419
10410 * dwarf2out.c (barrier_args_size): New variable.
10411 (compute_barrier_args_size, compute_barrier_args_size_1): New
10413 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10414 if not called yet in the current function, use barrier_args_size
10415 array to find the new args_size value.
10416 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10418 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10421 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10424 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10427 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10428 (dwarf2out_stack_adjust): Use it.
10429 (dwarf2out_frame_debug_expr): Likewise.
10431 2008-07-31 Richard Guenther <rguenther@suse.de>
10433 PR tree-optimization/36978
10434 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10435 the generated condition.
10437 2008-07-31 Richard Guenther <rguenther@suse.de>
10439 * passes.c (init_optimization_passes): Always call
10440 pass_early_warn_uninitialized.
10441 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10442 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10443 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10445 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10448 * builtins.c (maybe_emit_free_warning): New function.
10449 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10450 maybe_emit_free_warning for BUILT_IN_FREE.
10453 * dwarf2out.c (get_context_die): New function.
10454 (force_decl_die, force_type_die): Use it.
10455 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10456 returns NULL, force generation of DW_TAG_typedef and put that into
10459 PR preprocessor/36649
10460 * c-pch.c (c_common_read_pch): Save and restore
10461 line_table->trace_includes across PCH restore.
10463 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10466 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10468 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10471 * final.c (call_from_call_insn): Handle COND_EXEC.
10473 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10475 * builtins.c (std_gimplify_va_arg_expr): Replace
10476 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10477 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10479 2008-07-30 Joey Ye <joey.ye@intel.com>
10480 H.J. Lu <hongjiu.lu@intel.com>
10482 * builtins.c (expand_builtin_setjmp_receiver): Replace
10483 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10484 (expand_builtin_apply_args_1): Likewise.
10485 (expand_builtin_longjmp): Need DRAP for stack alignment.
10486 (expand_builtin_apply): Likewise.
10488 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10489 instead of assign_stack_local to allow alignment reduction.
10491 * calls.c (emit_call_1): Need DRAP for stack alignment if
10493 (expand_call): Replace virtual_incoming_args_rtx with
10494 crtl->args.internal_arg_pointer.
10495 * stmt.c (expand_nl_goto_receiver): Likewise.
10497 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10498 alignment and store to stack_alignment_estimated and
10499 max_used_stack_slot_alignment.
10500 (expand_one_var): Likewise.
10501 (expand_stack_alignment): New function.
10502 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10503 and stack_alignment_estimated fields in rtl_data. Call
10504 expand_stack_alignment at end.
10506 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10507 (MAX_STACK_ALIGNMENT): Likewise.
10508 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10509 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10511 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10512 stack alignment when generating virtual registers.
10514 * function.c (assign_stack_local): Renamed to ...
10515 (assign_stack_local_1): This. Add a parameter to indicate
10516 if it is OK to reduce alignment.
10517 (assign_stack_local): Use it.
10518 (instantiate_new_reg): Instantiate virtual incoming args rtx
10519 to vDRAP if stack realignment and DRAP is needed.
10520 (assign_parms): Collect parameter/return type alignment and
10521 contribute to stack_alignment_estimated.
10522 (locate_and_pad_parm): Likewise.
10523 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10524 with crtl->args.internal_arg_pointer.
10526 * function.h (rtl_data): Add new field drap_reg,
10527 max_used_stack_slot_alignment, stack_alignment_estimated,
10528 stack_realign_needed, need_drap, stack_realign_processed and
10529 stack_realign_finalized.
10530 (stack_realign_fp): New macro.
10531 (stack_realign_drap): Likewise.
10533 * global.c (compute_regsets): Frame pointer is needed when
10534 stack is realigned. Can eliminate frame pointer when stack is
10535 realigned and dynamic realigned argument pointer isn't used.
10537 * reload1.c (update_eliminables): Frame pointer is needed
10538 when stack is realigned.
10539 (init_elim_table): Can eliminate frame pointer when stack is
10540 realigned and dynamic realigned argument pointer isn't used.
10542 * rtl.h (assign_stack_local_1): Declare new funtion.
10544 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10545 (TARGET_GET_DRAP_RTX): Likewise.
10546 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10547 TARGET_GET_DRAP_RTX.
10549 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10551 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10552 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10554 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10555 H.J. Lu <hongjiu.lu@intel.com>
10557 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10558 vdrap_reg, stack_realign and drap_reg_saved.
10559 (add_cfi): Don't allow redefining CFA when DRAP is used.
10560 (reg_save): Handle stack alignment.
10561 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10562 alignment. Don't generate DWARF information for (set fp sp)
10564 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10566 (int_loc_descriptor): Move prototype forward. Also define if
10567 DWARF2_UNWIND_INFO is true.
10568 (output_cfa_loc): Handle DW_CFA_expression.
10569 (build_cfa_aligned_loc): New.
10570 (based_loc_descr): Update assert for stack realign. For local
10571 variables, use sp+offset when stack is aligned without drap and
10572 fp+offset when stack is aligned with drap. For arguments, use
10573 cfa+offset when drap is used to align stack.
10575 2008-07-30 Joey Ye <joey.ye@intel.com>
10576 H.J. Lu <hongjiu.lu@intel.com>
10578 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10580 (ix86_gen_andsp): New.
10581 (ix86_user_incoming_stack_boundary): Likewise.
10582 (ix86_default_incoming_stack_boundary): Likewise.
10583 (ix86_incoming_stack_boundary): Likewise.
10584 (ix86_can_eliminate): Likewise.
10585 (find_drap_reg): Likewise.
10586 (ix86_update_stack_boundary): Likewise.
10587 (ix86_get_drap_rtx): Likewise.
10588 (ix86_finalize_stack_realign_flags): Likewise.
10589 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10590 (TARGET_GET_DRAP_RTX): Likewise.
10591 (override_options): Overide option value for new options.
10592 (ix86_function_ok_for_sibcall): Remove check for
10593 force_align_arg_pointer.
10594 (ix86_handle_cconv_attribute): Likewise.
10595 (ix86_function_regparm): Likewise.
10596 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10597 (ix86_va_start): Replace virtual_incoming_args_rtx with
10598 crtl->args.internal_arg_pointer.
10599 (ix86_select_alt_pic_regnum): Check DRAP register.
10600 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10601 (ix86_compute_frame_layout): Compute frame layout wrt stack
10603 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10604 (ix86_expand_prologue): Decide if stack realignment is needed
10605 and generate prologue code accordingly.
10606 (ix86_expand_epilogue): Generate epilogue code wrt stack
10607 realignment is really needed or not.
10609 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10610 (ABI_STACK_BOUNDARY): Likewise.
10611 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10612 (STACK_REALIGN_DEFAULT): Likewise.
10613 (INCOMING_STACK_BOUNDARY): Likewise.
10614 (MAX_STACK_ALIGNMENT): Likewise.
10615 (ix86_incoming_stack_boundary): Likewise.
10616 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10617 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10618 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10619 (machine_function): Remove force_align_arg_pointer.
10621 * config/i386/i386.md (BX_REG): New.
10622 (R13_REG): Likewise.
10624 * config/i386/i386.opt (mforce_drap): New.
10625 (mincoming-stack-boundary): Likewise.
10626 (mstackrealign): Add Init(-1).
10628 * config/i386/i386-protos.h (ix86_can_eliminate): New
10630 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10632 * doc/extend.texi: Update force_align_arg_pointer.
10634 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10637 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10638 (INCOMING_STACK_BOUNDARY): Likewise.
10639 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10640 (TARGET_GET_DRAP_RTX): Likewise.
10642 2008-07-30 Andreas Schwab <schwab@suse.de>
10644 PR rtl-optimization/36929
10645 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10646 add_insn_before and fix argument order.
10647 (replace_inc_dec_mem): Handle NULL rtx.
10649 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10651 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10653 (arm_compute_initial_elimination_offset): Use it.
10654 (arm_compute_save_reg_mask): Include static chain save slot when
10655 calculating alignment.
10656 (arm_get_frame_offsets): Ditto.
10657 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10658 that we can use to decrement the stack when the stack decrement
10659 could be too big for an immediate value in a single insn.
10660 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10662 2008-07-30 Richard Guenther <rguenther@suse.de>
10664 PR tree-optimization/36967
10665 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10666 Release defs of statements we remove.
10668 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10670 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10671 instead of NULL_RTVEC.
10673 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10677 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10680 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10682 * final.c (call_from_call_insn): New.
10683 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10685 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10687 * configure.ac: Substitute ADA_CFLAGS.
10688 * configure: Regenerate.
10689 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10690 * Makefile.in: Remove mention of X_* variables.
10691 * config/pa/x-ada-hpux10: Remove.
10692 * config/pa/x-ada: Remove.
10694 * doc/fragments.texi: Update.
10696 2008-07-30 Olivier Hainque <hainque@adacore.com>
10698 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10699 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10700 __dso_handle explicitly here.
10702 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10705 * c-typeck.c (build_binary_op): Encapsulate code into...
10706 * c-common.c (shorten_binary_op): ...this new function.
10707 (conversion_warning): Use the new function. Handle non-negative
10708 constant in bitwise-and.
10709 * c-common.h (shorten_binary_op): Declare.
10711 2008-07-30 Olivier Hainque <hainque@adacore.com>
10713 * scan.c (make_sstring_space): Add explicit conversions of
10714 allocator's return value.
10715 * fix-header.c (recognized_function): Likewise.
10717 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10719 * doc/cpp.texi: Update to GFDL 1.2.
10720 * doc/gcc.texi: Do not list GPL as Invariant Section.
10721 * doc/gccint.texi: Likewise. Update copyright years.
10722 * doc/install.texi: Update copyright years.
10724 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10727 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10728 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10730 2008-07-29 Jan Hubicka <jh@suse.cz>
10732 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10733 (grokdeclarator): Likewise.
10734 * langhooks.c (lhd_warn_unused_global_decl): Use
10735 DECL_DECLARED_INLINE_P.
10736 * print-tree.c (print_node): Remove DECL_INLINE check.
10738 2008-07-29 Richard Guenther <rguenther@suse.de>
10740 PR tree-optimization/36945
10741 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10742 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10743 Record invariant addresses un-decomposed.
10744 (copy_reference_ops_from_call): Record reference call
10745 arguments properly. Simplify.
10746 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10747 helper split out from ...
10748 (create_component_ref_by_pieces): ... here. Simplify.
10749 Prepare for recursive invocation for call arguments.
10750 (create_expression_by_pieces): Adjust call to
10751 create_component_ref_by_pieces.
10752 (compute_avail): Process operand 2 of reference ops.
10754 2008-07-29 Richard Guenther <rguenther@suse.de>
10756 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10758 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10760 * c-format.c (check_format_types): Revert unwanted checkin.
10762 2008-07-29 Jan Hubicka <jh@suse.cz>
10764 * flags.h (flag_really_no_inline): Remove.
10765 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10766 * toplev.c (flag_really_no_inline): Remove.
10767 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10768 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10769 (cgraph_decide_inlining_incrementally): Likewise.
10770 (compute_inline_parameters): Likewise.
10771 * opts.c (decode_options): Simplify.
10772 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10773 * common.opt (finline): Initialize to 1.
10774 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10776 2008-07-29 Jan Hubicka <jh@suse.cz>
10778 * predict.c (always_optimize_for_size_p): New function.
10779 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10780 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10781 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10783 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10784 * function.c (prepare_function_start): Set default profile.
10785 * function.h (rtl_data): Add maybe_hot_insn_p.
10786 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10787 (construct_exit_block): Likewise.
10788 (tree_expand_cfg): Likewise.
10790 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10791 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10792 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10793 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10796 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10799 * c-decl.c (merge_decls): Merge USED flags.
10801 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10803 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10804 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10805 next_stack, lab_false and lab_over trees.
10807 2008-07-28 Richard Guenther <rguenther@suse.de>
10809 PR tree-optimization/36957
10810 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10811 (useless_type_conversion_p): Remove.
10812 (types_compatible_p): Remove.
10813 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10814 (useless_type_conversion_p): Declare.
10815 (types_compatible_p): Declare.
10816 (gimple_expr_type): Return the base type only if it is
10817 trivially convertible to the subtype.
10819 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10821 * configure.ac: Use the m4_do macro to concatenate the warnings into
10822 one string in ACX_PROG_CC_WARNING_OPTS,
10823 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10824 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10825 * configure: Regenerate.
10827 2008-07-28 Richard Guenther <rguenther@suse.de>
10829 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10830 (insert_fake_stores): Remove.
10831 (realify_fake_stores): Likewise.
10832 (execute_pre): Remove dead code.
10833 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10834 (find_func_aliases): Deal with it here instead.
10835 Re-enable gcc_unreachable call.
10837 2008-07-28 Richard Guenther <rguenther@suse.de>
10839 Merge from gimple-tuples-branch.
10841 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10842 * gimple.def: New file.
10843 * gsstruct.def: Likewise.
10844 * gimple-iterator.c: Likewise.
10845 * gimple-pretty-print.c: Likewise.
10846 * tree-gimple.c: Removed. Merged into ...
10847 * gimple.c: ... here. New file.
10848 * tree-gimple.h: Removed. Merged into ...
10849 * gimple.h: ... here. New file.
10851 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10852 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10853 --enable-checking=gimple flag.
10854 * config.in: Likewise.
10855 * configure: Regenerated.
10857 * tree-ssa-operands.h: Tuplified.
10858 * tree-vrp.c: Likewise.
10859 * tree-loop-linear.c: Likewise.
10860 * tree-into-ssa.c: Likewise.
10861 * tree-ssa-loop-im.c: Likewise.
10862 * tree-dump.c: Likewise.
10863 * tree-complex.c: Likewise.
10864 * cgraphbuild.c: Likewise.
10865 * tree-ssa-threadupdate.c: Likewise.
10866 * tree-ssa-loop-niter.c: Likewise.
10867 * tree-pretty-print.c: Likewise.
10868 * tracer.c: Likewise.
10869 * gengtype.c: Likewise.
10870 * tree-loop-distribution.c: Likewise.
10871 * tree-ssa-loop-unswitch.c: Likewise.
10872 * cgraph.c: Likewise.
10873 * cgraph.h: Likewise.
10874 * tree-ssa-loop-manip.c: Likewise.
10875 * value-prof.c: Likewise.
10876 * tree-ssa-loop-ch.c: Likewise.
10877 * tree-tailcall.c: Likewise.
10878 * value-prof.h: Likewise.
10879 * tree.c: Likewise.
10880 * tree.h: Likewise.
10881 * tree-pass.h: Likewise.
10882 * ipa-cp.c: Likewise.
10883 * tree-scalar-evolution.c: Likewise.
10884 * tree-scalar-evolution.h: Likewise.
10885 * target.h: Likewise.
10886 * lambda-mat.c: Likewise.
10887 * tree-phinodes.c: Likewise.
10888 * diagnostic.h: Likewise.
10889 * builtins.c: Likewise.
10890 * tree-ssa-alias-warnings.c: Likewise.
10891 * cfghooks.c: Likewise.
10892 * fold-const.c: Likewise.
10893 * cfghooks.h: Likewise.
10894 * omp-low.c: Likewise.
10895 * tree-ssa-dse.c: Likewise.
10896 * ipa-reference.c: Likewise.
10897 * tree-ssa-uncprop.c: Likewise.
10898 * toplev.c: Likewise.
10899 * tree-gimple.c: Likewise.
10900 * tree-gimple.h: Likewise.
10901 * tree-chrec.c: Likewise.
10902 * tree-chrec.h: Likewise.
10903 * tree-ssa-sccvn.c: Likewise.
10904 * tree-ssa-sccvn.h: Likewise.
10905 * cgraphunit.c: Likewise.
10906 * tree-ssa-copyrename.c: Likewise.
10907 * tree-ssa-ccp.c: Likewise.
10908 * tree-ssa-loop-ivopts.c: Likewise.
10909 * tree-nomudflap.c: Likewise.
10910 * tree-call-cdce.c: Likewise.
10911 * ipa-pure-const.c: Likewise.
10912 * c-format.c: Likewise.
10913 * tree-stdarg.c: Likewise.
10914 * tree-ssa-math-opts.c: Likewise.
10915 * tree-ssa-dom.c: Likewise.
10916 * tree-nrv.c: Likewise.
10917 * tree-ssa-propagate.c: Likewise.
10918 * ipa-utils.c: Likewise.
10919 * tree-ssa-propagate.h: Likewise.
10920 * tree-ssa-alias.c: Likewise.
10921 * gimple-low.c: Likewise.
10922 * tree-ssa-sink.c: Likewise.
10923 * ipa-inline.c: Likewise.
10924 * c-semantics.c: Likewise.
10925 * dwarf2out.c: Likewise.
10926 * expr.c: Likewise.
10927 * tree-ssa-loop-ivcanon.c: Likewise.
10928 * predict.c: Likewise.
10929 * tree-ssa-loop.c: Likewise.
10930 * tree-parloops.c: Likewise.
10931 * tree-ssa-address.c: Likewise.
10932 * tree-ssa-ifcombine.c: Likewise.
10933 * matrix-reorg.c: Likewise.
10934 * c-decl.c: Likewise.
10935 * tree-eh.c: Likewise.
10936 * c-pretty-print.c: Likewise.
10937 * lambda-trans.c: Likewise.
10938 * function.c: Likewise.
10939 * langhooks.c: Likewise.
10940 * ebitmap.h: Likewise.
10941 * tree-vectorizer.c: Likewise.
10942 * function.h: Likewise.
10943 * langhooks.h: Likewise.
10944 * tree-vectorizer.h: Likewise.
10945 * ipa-type-escape.c: Likewise.
10946 * ipa-type-escape.h: Likewise.
10947 * domwalk.c: Likewise.
10948 * tree-if-conv.c: Likewise.
10949 * profile.c: Likewise.
10950 * domwalk.h: Likewise.
10951 * tree-data-ref.c: Likewise.
10952 * tree-data-ref.h: Likewise.
10953 * tree-flow-inline.h: Likewise.
10954 * tree-affine.c: Likewise.
10955 * tree-vect-analyze.c: Likewise.
10956 * c-typeck.c: Likewise.
10957 * gimplify.c: Likewise.
10958 * coretypes.h: Likewise.
10959 * tree-ssa-phiopt.c: Likewise.
10960 * calls.c: Likewise.
10961 * tree-ssa-coalesce.c: Likewise.
10962 * tree.def: Likewise.
10963 * tree-dfa.c: Likewise.
10964 * except.c: Likewise.
10965 * except.h: Likewise.
10966 * cfgexpand.c: Likewise.
10967 * tree-cfgcleanup.c: Likewise.
10968 * tree-ssa-pre.c: Likewise.
10969 * tree-ssa-live.c: Likewise.
10970 * tree-sra.c: Likewise.
10971 * tree-ssa-live.h: Likewise.
10972 * tree-predcom.c: Likewise.
10973 * lambda.h: Likewise.
10974 * tree-mudflap.c: Likewise.
10975 * ipa-prop.c: Likewise.
10976 * print-tree.c: Likewise.
10977 * tree-ssa-copy.c: Likewise.
10978 * ipa-prop.h: Likewise.
10979 * tree-ssa-forwprop.c: Likewise.
10980 * ggc-page.c: Likewise.
10981 * c-omp.c: Likewise.
10982 * tree-ssa-dce.c: Likewise.
10983 * tree-vect-patterns.c: Likewise.
10984 * tree-ssa-ter.c: Likewise.
10985 * tree-nested.c: Likewise.
10986 * tree-ssa.c: Likewise.
10987 * lambda-code.c: Likewise.
10988 * tree-ssa-loop-prefetch.c: Likewise.
10989 * tree-inline.c: Likewise.
10990 * tree-inline.h: Likewise.
10991 * tree-iterator.c: Likewise.
10992 * tree-optimize.c: Likewise.
10993 * tree-ssa-phiprop.c: Likewise.
10994 * tree-vect-transform.c: Likewise.
10995 * tree-object-size.c: Likewise.
10996 * tree-outof-ssa.c: Likewise.
10997 * cfgloop.c: Likewise.
10998 * system.h: Likewise.
10999 * tree-profile.c: Likewise.
11000 * cfgloop.h: Likewise.
11001 * c-gimplify.c: Likewise.
11002 * c-common.c: Likewise.
11003 * tree-vect-generic.c: Likewise.
11004 * tree-flow.h: Likewise.
11005 * c-common.h: Likewise.
11006 * basic-block.h: Likewise.
11007 * tree-ssa-structalias.c: Likewise.
11008 * tree-switch-conversion.c: Likewise.
11009 * tree-ssa-structalias.h: Likewise.
11010 * tree-cfg.c: Likewise.
11011 * passes.c: Likewise.
11012 * ipa-struct-reorg.c: Likewise.
11013 * ipa-struct-reorg.h: Likewise.
11014 * tree-ssa-reassoc.c: Likewise.
11015 * cfgrtl.c: Likewise.
11016 * varpool.c: Likewise.
11017 * stmt.c: Likewise.
11018 * tree-ssanames.c: Likewise.
11019 * tree-ssa-threadedge.c: Likewise.
11020 * langhooks-def.h: Likewise.
11021 * tree-ssa-operands.c: Likewise.
11022 * config/alpha/alpha.c: Likewise.
11023 * config/frv/frv.c: Likewise.
11024 * config/s390/s390.c: Likewise.
11025 * config/m32c/m32c.c: Likewise.
11026 * config/m32c/m32c-protos.h: Likewise.
11027 * config/spu/spu.c: Likewise.
11028 * config/sparc/sparc.c: Likewise.
11029 * config/i386/i386.c: Likewise.
11030 * config/sh/sh.c: Likewise.
11031 * config/xtensa/xtensa.c: Likewise.
11032 * config/stormy16/stormy16.c: Likewise.
11033 * config/ia64/ia64.c: Likewise.
11034 * config/rs6000/rs6000.c: Likewise.
11035 * config/pa/pa.c: Likewise.
11036 * config/mips/mips.c: Likewise.
11038 2008-07-28 Simon Baldwin <simonb@google.com>
11040 * c-pragma.c (handle_pragma_message): New function.
11041 (init_pragma): Register handle_pragma_message.
11042 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11045 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11047 PR tree-optimization/35252
11048 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11049 REALPART_EXPR to be considered as same load operation.
11051 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11053 PR tree-optimization/36830
11054 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11055 (expressions_equal_p): Return false if only one operand is null.
11057 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11059 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11060 version requirements.
11062 2008-07-26 Olivier Hainque <hainque@adacore.com>
11064 * collect2.c (symkind): New enum. Symbol kinds we care about.
11065 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11066 code and head comment accordingly.
11067 (scan_prog_file): Use symkind names instead of bare integers.
11069 2008-07-25 Jan Hubicka <jh@suse.cz>
11071 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11073 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11074 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11075 * dojump.c (clear_pending_stack_adjust): Likewise.
11076 * print-tree.c (print_node): Ignore DECL_INLINE.
11077 * tree-inline.c (inlinable_function_p): Likewise.
11079 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11081 * doc/extend.texi (hot attribute): Document that the hot attribute
11082 turns on -O3 for some ports.
11083 (cold attribute): Document that the cold attribute turns on -Os
11086 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11087 reflect function specific option support.
11089 * target.h (struct target_option_hooks): Add fields to say whether
11090 the cold attribute implies -Os and the hot attribute implies -O3.
11092 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11093 By default, do not turn on -Os for cold functions.
11094 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11095 not turn on -O3 for hot functions.
11097 * c-common.c (handle_hot_attribute): Use target hook to determine
11098 if hot functions should enable -O3.
11099 (handle_cold_attribute): Use target hook to determine if cold
11100 functions should enable -Os.
11102 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11103 (override_options): Move disable scheduling to
11104 optimization_options.
11105 (optimization_options): Disable scheduling here, not
11107 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11108 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11110 * config/ia64/ia64.c (ia64_override_options): Move setting
11111 scheduling flags to ia64_optimization_options.
11112 (ia64_optimization_options): Disable scheduling options here, and
11113 not in ia64_override_options.
11114 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11115 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11117 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11120 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11122 2008-07-25 Martin Jambor <mjambor@suse.cz>
11124 PR tree-optimization/36926
11125 * ipa-prop.c (ipa_analyze_call_uses): Call
11126 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11128 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11130 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11131 movv2si_internal): Add mem = reg alternative.
11133 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11136 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11137 DEFAULT_PCC_STRUCT_RETURN to 127.
11139 2008-07-24 Jan Hubicka <jh@suse.cz>
11141 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11142 (build_cgraph_edges): Likewise.
11143 * cgraph.c (cgraph_node): Do not update assembler hash.
11144 (cgraph_remove_node): Drop non-unit-at-a-time code.
11145 * tree-pass.h (pass_O0_always_inline): Remove.
11146 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11147 * toplev.c (process_options): Flag unit-at-a-time does not imply
11148 no section anchors.
11149 * cgraphunit.c: Update comments.
11150 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11151 (cgraph_assemble_pending_functions): Remove.
11152 (cgraph_reset_node): Drop non-unit-at-a-time code.
11153 (cgraph_finalize_function): Likewise.
11154 (cgraph_analyze_function): Likewise.
11155 (cgraph_finalize_compilation_unit): Likewise.
11156 (cgraph_expand_function): Likewise.
11157 (cgraph_optimize): Likesise.
11158 (save_inline_function_body): Likewise.
11159 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11160 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11161 * ipa-inline.c: Update comments.
11162 (enum inlining_mode): remove INLINE_SPEED.
11163 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11164 (cgraph_mark_inline_edge): Likewise.
11165 (try_inline): Likewise.
11166 (cgraph_decide_inlining_incrementally): Likewise.
11167 (cgraph_gate_inlining): Remove.
11168 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11169 (cgraph_gate_early_inlining): Likewise.
11170 (gate_inline_passes): Remove.
11171 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11172 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11173 pass_O0_always_inline): Remove.
11174 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11175 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11176 * opts.c (no_unit_at_a_time_default): Remove.
11177 (decode_options): Remove flag_unit_at_a_time reset and warning.
11178 * opts.h (no_unit_at_a_time_default): Remove.
11179 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11180 early in GNU dialect.
11181 (merge_decls): Update comment; drop unit-at-a-time check.
11182 (finish_decl): Likewise.
11183 (grok_declaration): Remove flag_inline_trees code.
11184 (finish_functions): Return on function returning non-void on all
11186 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11187 * cfgexpand.c (expand_one_static_var): Remove.
11188 (expand_one_var): Remove expand_one_static_var call.
11189 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11190 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11191 and flag_unit_at_a-time compatibility checks.
11192 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11193 * tree-inline.c (flag_inline_trees): Remove.
11194 (inlinable_function_p): Don't check it.
11195 (expand_call_inline): Remove non-unit-at-a-time code.
11196 * tree-inline.h (flag_inline_trees): Remove.
11197 * tree-optimize.c (execute_early_local_optimizations): Remove
11198 unit-at-a-time checks.
11199 (tree_rest_of_compilation): Likewise.
11200 * combine.c (setup_incoming_promotions): Likewise.
11201 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11202 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11203 * passes.c (pass_inline_parameters): Update comments; remove
11204 O0_alwaysinline pass.
11205 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11206 (execute_one_pass): Likewise.
11207 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11208 (ix86_function_sseregparm): Likewise.
11209 * arm.c (arm_function_in_section_p): Likewise.
11210 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11211 * varpool.c: Update comments.
11212 (decide_is_variable_needed): Remove unit-at-a-time checks.
11213 (varpool_finalize_decl): Likewise.
11215 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11217 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11218 to 2 instead of -1.
11219 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11221 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11223 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11224 imp symbol extension.
11226 2008-07-23 Ian Lance Taylor <iant@google.com>
11228 * tree-vrp.c (infer_value_range): Ignore asm statements when
11229 looking for memory accesses for -fdelete-null-pointer-checks.
11231 2008-07-24 Ben Elliston <bje@au.ibm.com>
11233 * config/spu/spu-c.c (__vector_keyword): New variable.
11234 (vector_keyword): Likewise.
11235 (spu_categorize_keyword): New function.
11236 (spu_macro_to_expand): Likewise.
11237 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11238 compiling an ISO C dialect.
11240 2008-07-24 Ben Elliston <bje@au.ibm.com>
11242 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11243 conventional usage.
11245 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11247 * configure: Regenerate.
11248 * configure.ac: Require texinfo 4.7.
11249 * doc/install.texi: Document texinfo 4.7 requirement.
11251 2008-07-23 Martin Jambor <mjambor@suse.cz>
11253 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11254 rather than for DECL_SAVED_TREE.
11255 * ipa-prop.c: Include diagnostic.h.
11256 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11258 (ipa_detect_param_modifications): Function rewritten from scratch.
11259 (ipa_compute_jump_functions): Changed accesses to modification flags.
11260 (ipa_free_node_params_substructures): Update flags destruction.
11261 (ipa_node_duplication_hook): Update flags duplication.
11262 (ipa_print_all_params_modified): Updated flag access.
11263 * ipa-prop.h (struct ipa_param_flags): New structure.
11264 (struct ipa_node_params): New field modification_analysis_done,
11265 modified_flags changed into param_flags.
11266 (ipa_is_ith_param_modified): Changed to use new flags.
11267 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11269 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11270 ipa-cp.c and split into two functions.
11271 (ipa_print_node_jump_functions): New function.
11272 (compute_scalar_jump_functions): New function.
11273 (type_like_member_ptr_p): New function.
11274 (compute_pass_through_member_ptrs): New function.
11275 (fill_member_ptr_cst_jump_function): New function.
11276 (determine_cst_member_ptr): New function.
11277 (compute_cst_member_ptr_arguments): New function.
11278 (ipa_compute_jump_functions): Complete rewrite.
11279 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11280 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11281 (struct ipa_member_ptr_cst): New structure.
11282 (union jump_func_value): New field member_cst.
11283 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11284 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11285 jump function types.
11286 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11287 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11288 instead of ipcp_print_all_jump_functions.
11289 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11290 only for replacable scalars.
11292 * doc/invoke.texi (Optimize options): Add description of
11293 -findirect-inlining.
11294 * common.opt (flag_indirect_inlining): New flag.
11295 * opts.c (decode_options): Set flag_indirect_inlining when
11298 * ipa-inline.c: Include ipa-prop.h.
11299 (inline_indirect_intraprocedural_analysis): New function.
11300 (inline_generate_summary): Allocate parameter and argument info
11301 structures, call inline_indirect_intraprocedural_analysis on each
11302 node when doing indirect inlining and deallocate indirect inlining
11303 data structures in the end.
11304 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11305 (free_all_ipa_structures_after_iinln): New function.
11306 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11308 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11310 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11311 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11312 of computing the frequency separately.
11313 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11314 of computing the frequency separately.
11315 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11316 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11317 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11318 (ipa_get_stmt_member_ptr_load_param): New function.
11319 (ipa_is_ssa_with_stmt_def): New function.
11320 (ipa_note_param_call): New function.
11321 (ipa_analyze_call_uses): New function.
11322 (ipa_analyze_stmt_uses): New function.
11323 (ipa_analyze_params_uses): New function.
11324 (ipa_free_node_params_substructures): Also free the param_calls linked
11326 (ipa_node_duplication_hook): Also duplicate the param_calls
11328 (ipa_print_node_param_flags): New function.
11329 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11330 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11331 * ipa-prop.h (struct ipa_param_flags): New field called.
11332 (struct ipa_param_call_note): New structure.
11333 (struct ipa_node_params): New fields param_calls and
11334 uses_analysis_done.
11335 (ipa_is_ith_param_called): New function.
11336 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11337 ipa_analyze_params_uses and dump parameter flags.
11339 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11340 ipa_propagate_indirect_call_infos if performing indirect inlining,
11341 pass a new parameter new_edges to it.
11342 (add_new_edges_to_heap): New fucntion.
11343 (cgraph_decide_inlining_of_small_functions): New vector
11344 new_indirect_edges for newly found indirect edges , call
11345 ipa_propagate_indirect_call_infos after inlining.
11346 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11347 inlining if performing indirect inlining. Call
11348 free_all_ipa_structures_after_iinln when doing so too.
11349 (inline_generate_summary): Do not call
11350 free_all_ipa_structures_after_iinln here.
11351 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11352 (print_edge_addition_message): New function.
11353 (update_call_notes_after_inlining): New function.
11354 (propagate_info_to_inlined_callees): New function.
11355 (ipa_propagate_indirect_call_infos): New function.
11356 * ipa-prop.h: Include cgraph.h
11357 (struct ipa_param_call_note): Fields reordered, new field processed.
11358 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11359 flag indirect_call.
11360 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11361 rediscovered call statements.
11362 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11363 (dump_cgraph_node): Dump also the indirect_call flag.
11364 (cgraph_clone_edge): Copy also the indirect_call flag.
11365 * tree-inline.c (copy_bb): Do not check for fndecls from call
11366 expressions, check for edge availability when moving clones.
11367 (get_indirect_callee_fndecl): New function.
11368 (expand_call_inline): If callee declaration is not apprent from
11369 the statement, try calling get_indirect_callee_fndecl. Do not
11370 issue warnings or call sorry when not inlinings an indirect edge.
11371 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11373 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11374 bit more frandly to matching.
11375 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11376 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11377 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11379 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11382 * opth-gen.awk: Suppress function specific features when building
11384 * optc-gen.awk: Ditto.
11386 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11389 * diagnostic.c (pedwarn): Add opt parameter.
11391 * c-tree.h (pedwarn_init): Add opt parameter.
11392 (pedwarn_c90): Likewise.
11393 (pedwarn_c99): Likewise.
11394 * c-errors.c (pedwarn_c99): Likewise.
11395 (pedwarn_c90): Likewise.
11396 * toplev.h (pedwarn): Update declaration.
11397 (pedwarn0): Declare.
11398 * c-lex.c: All calls to pedwarn changed.
11399 * builtins.c: All calls to pedwarn changed.
11400 * toplev.c: All calls to pedwarn changed.
11401 * c-decl.c: All calls to pedwarn changed.
11402 * c-typeck.c: All calls to pedwarn changed.
11403 * c-common.c: All calls to pedwarn changed.
11404 * c-parser.c: All calls to pedwarn changed.
11406 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11407 Karthik Kumar <karthikkumar@gmail.com>
11409 * attribs.c (file scope): Include c-common.h.
11410 (decl_attributes): Add support for #pragma GCC optimize and
11411 #pragma GCC option.
11413 * targhooks.c (default_can_inline_p): New function that is the
11414 default for the TARGET_CAN_INLINE_P target hook.
11416 * targhooks.h (default_can_inline_p): Add declaration.
11418 * tree.c (cl_optimization_node): New static tree for building
11419 OPTIMIZATION_NODE tree.
11420 (cl_target_option_node): New static tree for building
11421 TARGET_OPTION_NODE tree.
11422 (cl_option_hash_table): New hash table for hashing
11423 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11424 (cl_option_hash_hash): New function to provide the hash value for
11425 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11426 (cl_option_hash_eq): New function to provide an equality test for
11427 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11428 (tree_code_size): Add support for OPTIMIZATION_NODE and
11429 TARGET_OPTION_NODE trees.
11430 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11431 TARGET_OPTION_NODE trees.
11432 (build_optimization_node): Build a tree that has all of the
11433 current optimization options.
11434 (build_target_option_node): Build a tree that has the target
11435 options that might be changed on a per function basis.
11437 * tree.h (file scope): Include options.h.
11438 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11439 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11440 (TREE_OPTIMIZATION): Ditto.
11441 (TREE_TARGET_SPECIFIC): Ditto.
11442 (struct tree_function_decl): Add fields for remembering the
11443 current optimization options and target specific options.
11444 (struct tree_optimization_option): New tree variant that remembers
11445 the optimization options.
11446 (struct tree_target_option): New tree variant that remembers the
11447 target specific flags that might change for compiling a particular
11449 (union tree_node): Include tree_optimization_option and
11450 tree_target_option fields.
11451 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11452 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11453 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11454 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11455 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11456 optimization and target options.
11457 (optimization_default_node): New macro to refer to global_trees
11459 (optimization_current_node): Ditto.
11460 (optimization_cold_node): Ditto.
11461 (optimization_hot_node): Ditto.
11462 (target_option_default_node): Ditto.
11463 (target_option_current_node): Ditto.
11464 (current_option_pragma): Ditto.
11465 (current_optimize_pragma): Ditto.
11467 * target.h (struct gcc_target): Add valid_option_attribute_p,
11468 target_option_save, target_option_restore, target_option_print,
11469 target_option_pragma_parse, and can_inline_p hooks.
11471 * toplev.h (parse_optimize_options): Add declaration.
11472 (fast_math_flags_struct_set_p): Ditto.
11474 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11475 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11478 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11479 tree_can_inline_p hook to see if one function can inline another.
11480 (cgraph_decide_inlining): Ditto.
11481 (cgraph_decide_inlining_incrementally): Ditto.
11483 * opts.c (decode_options): Add support for running multiple times
11484 to allow functions with different target or optimization options
11485 than was specified on the command line.
11486 (fast_math_flags_struct_set_p): New function that is similar to
11487 fast_math_flags_set_p, except it uses the values in the
11488 cl_optimization structure instead of global variables.
11490 * optc-gen.awk: Add support for TargetSave to allow a back end to
11491 declare new fields that need to be saved when using function
11492 specific options. Include flags.h and target.h in the options.c
11493 source. Add support for Save to indicate which options can be set
11494 for individual functions. Generate cl_optimize_save,
11495 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11496 cl_target_option_restore, cl_target_option_print functions to
11497 allow functions to use different optimization or target options.
11499 * opt-functions.awk (var_type_struct): Return the type used for
11500 storing the field in a structure.
11502 * opth-gen.awk: Add support for TargetSave to allow a back end to
11503 declare new fields that need to be saved when using function
11504 specific options. Add support for Save to indicate which options
11505 can be set for individual functions. Only generate one extern for
11506 Mask fields. Generate cl_optimization and cl_target_option
11507 structures to remember optimization and target options.
11509 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11510 collecting new tree nodes.
11511 (TS_TARGET_OPTION): Ditto.
11513 * c-decl.c (merge_decls): Merge function specific target and
11514 optimization options.
11516 * function.c (invoke_set_current_function_hook): If the function
11517 uses different optimization options, change the global variables
11520 * coretypes.h (struct cl_optimization): Add forward reference.
11521 (struct cl_target_option): Ditto.
11523 * c-pragma.c (option_stack): New static vector to remember the
11524 current #pragma GCC option stack.
11525 (handle_pragma_option): New function to support #pragma GCC option
11526 to change target options.
11527 (optimize_stack): New static vector to remember the current
11528 #pragma GCC optimize stack.
11529 (handle_pragma_optimize): New function to support #pragma GCC
11530 optimize to change optimization options.
11531 (init_pragma): Add support for #pragma GCC optimize and #pragma
11534 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11535 optimization options.
11536 (TARGET_OPTION_NODE): New tree code for remembering certain target
11539 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11540 TARGET_OPTION_NODE trees.
11542 * common.opt (-O): Add Optimization flag.
11544 (-fmath-errno): Ditto.
11545 (-falign-functions): Add UInteger flag to make sure flag gets full
11546 int in cl_optimization structure.
11547 (-falign-jumps): Ditto.
11548 (-falign-labels): Ditto.
11549 (-falign-loops): Ditto.
11550 (-fsched-stalled-insns): Ditto.
11551 (-fsched-stalled-insns-dep): Ditto.
11553 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11555 (TARGET_OPTION_SAVE): Ditto.
11556 (TARGET_OPTION_RESTORE): Ditto.
11557 (TARGET_OPTION_PRINT): Ditto.
11558 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11559 (TARGET_CAN_INLINE_P): Ditto.
11560 (TARGET_INITIALIZER): Add new hooks.
11562 * tree-inline.c (tree_can_inline_p): New function to determine
11563 whether one function can inline another. Check if the functions
11564 use compatible optimization options, and also call the backend
11567 * tree-inline.h (tree_can_inline_p): Add declaration.
11569 * c-common.c (c_common_attribute): Add support for option and
11570 optimize attributes.
11571 (handle_option_attribute): Add support for the option attribute to
11572 allow the user to specify different target options for compiling a
11574 (handle_optimize_attribute): Add support for the optimize
11575 attribute to allow the user to specify different optimization
11576 options for compiling a specific function.
11577 (handle_hot_attribute): Turn on -O3 optimization for this one
11578 function if it isn't the default optimization level.
11579 (handle_cold_attribute): Turn on -Os optimization for this one
11580 function if it insn't the default optimization.
11581 (const_char_p): New const char * typedef.
11582 (optimize_args): New static vector to remember the optimization
11584 (parse_optimize_options): New function to set up the optimization
11585 arguments from either the optimize attribute or #pragma GCC optimize.
11587 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11588 (builtin_define_std): Ditto.
11590 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11591 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11592 (x86_64-*-*): Ditto.
11594 * Makefile.in (TREE_H): Add options.h.
11595 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11597 * doc/extend.texi (option attribute): Document new attribute.
11598 (optimize attribute): Ditto.
11599 (hot attribute): Document hot attribute sets -O3.
11600 (cold attribute): Document cold attribute sets -Os.
11601 (#pragma GCC option): Document new pragma.
11602 (#pragma GCC optimize): Ditto.
11604 * doc/options.texi (TargetSave): Document TargetSave syntax.
11605 (UInteger): Document UInteger must be used for certain flags.
11606 (Save): Document Save option to create target specific options
11607 that can be saved/restored on a function specific context.
11609 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11610 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11612 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11613 (TARGET_OPTION_SAVE): Ditto.
11614 (TARGET_OPTION_RESTORE): Ditto.
11615 (TARGET_OPTION_PRINT): Ditto.
11616 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11617 (TARGET_CAN_INLINE_P): Ditto.
11619 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11621 (-mfpmath=both): Ditto.
11623 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11624 Karthik Kumar <karthikkumar@gmail.com>
11626 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11627 (TARGET_POPCNT): Ditto.
11628 (TARGET_SAHF): Ditto.
11629 (TARGET_AES): Ditto.
11630 (TARGET_PCLMUL): Ditto.
11631 (TARGET_CMPXCHG16B): Ditto.
11632 (TARGET_RECIP): Move switch into target_flags.
11633 (TARGET_FUSED_MADD): Ditto.
11634 (ix86_arch_features): Make an unsigned char type.
11635 (ix86_tune_features): Ditto.
11636 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11637 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11638 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11640 * config/i386/i386.opt (arch): New TargetSave field to define
11641 fields that need to be saved for function specific option support.
11644 (branch_cost): Ditto.
11645 (ix86_isa_flags_explicit): Ditto.
11646 (tune_defaulted): Ditto.
11647 (arch_specified): Ditto.
11648 (-m128-long-double): Add Save flag to save option for target
11649 specific option support.
11651 (-maccumulate-outgoing-args): Ditto.
11652 (-malign-double): Ditto.
11653 (-malign-stringops): Ditto.
11654 (-mfancy-math-387): Ditto.
11655 (-mhard-float): Ditto.
11656 (-mieee-fp): Ditto.
11657 (-minline-all-stringops): Ditto.
11658 (-minline-stringops-dynamically): Ditto.
11659 (-mms-bitfields): Ditto.
11660 (-mno-align-stringops): Ditto.
11661 (-mno-fancy-math-387): Ditto.
11662 (-mno-push-args): Ditto.
11663 (-mno-red-zone): Ditto.
11664 (-mpush-args): Ditto.
11665 (-mred-zone): Ditto.
11667 (-msseregparm): Ditto.
11668 (-mstack-arg-probe): Ditto.
11680 (-mno-sse4): Ditto.
11683 (-mrecip): Move flag into target_flags.
11685 (-mno-fused-madd): Ditto.
11686 (-mfused-madd): Ditto.
11687 (-mabm): Move flag into ix86_isa_flags.
11694 * config/i386/i386-c.c: New file for #pragma support.
11695 (ix86_target_macros_internal): New function to #define or #undef
11696 target macros based when the user uses the #pragma GCC option to
11697 change target options.
11698 (ix86_pragma_option_parse): New function to add #pragma GCC option
11700 (ix86_target_macros): Move defining the target macros here from
11701 TARGET_CPU_CPP_BUILTINS in i386.h.
11702 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11703 defined, initialize any subtarget #pragmas.
11705 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11706 REGISTER_TARGET_PRAGMAS.
11708 * config/i386/t-i386: New file for x86 dependencies.
11709 (i386.o): Make dependencies mirror the include files used.
11710 (i386-c.o): New file, add dependencies.
11712 * config/i386/i386-protos.h (override_options): Add bool argument.
11713 (ix86_valid_option_attribute_tree): Add declaration.
11714 (ix86_target_macros): Ditto.
11715 (ix86_register_macros): Ditto.
11717 * config/i386/i386.c (ix86_tune_features): Move initialization of
11718 the target masks to initial_ix86_tune_features to allow functions
11719 to have different target options. Make type unsigned char,
11720 instead of unsigned int.
11721 (initial_ix86_tune_features): New static vector to hold processor
11722 masks for the tune variables.
11723 (ix86_arch_features): Move initialization of the target masks to
11724 initial_ix86_arch_features to allow functions to have different
11725 target options. Make type unsigned char, instead of unsigned int.
11726 (initial_ix86_arch_features): New static vector to hold processor
11727 masks for the arch variables.
11728 (enum ix86_function_specific_strings): New enum to describe the
11729 string options used for attribute((option(...))).
11730 (ix86_target_string): New function to return a string that
11731 describes the target options.
11732 (ix86_debug_options): New function to print the current options in
11734 (ix86_function_specific_save): New function hook to save the
11735 function specific global variables in the cl_target_option structure.
11736 (ix86_function_specific_restore): New function hook to restore the
11737 function specific variables from the cl_target_option structure to
11738 the global variables.
11739 (ix86_function_specific_print): New function hook to print the
11740 target specific options in the cl_target_option structure.
11741 (ix86_valid_option_attribute_p): New function hook to validate
11742 attribute((option(...))) arguments.
11743 (ix86_valid_option_attribute_tree): New function that is common
11744 code between attribute((option(...))) and #pragma GCC option
11745 support that parses the options and returns a tree holding the options.
11746 (ix86_valid_option_attribute_inner_p): New helper function for
11747 ix86_valid_option_attribute_tree.
11748 (ix86_can_inline_p): New function hook to decide if one function
11749 can inline another on a target specific basis.
11750 (ix86_set_current_function); New function hook to switch target
11751 options if the user used attribute((option(...))) or #pragma GCC
11753 (ix86_tune_defaulted): Move to static file scope from
11755 (ix86_arch_specified): Ditto.
11756 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11758 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11759 (OPTION_MASK_ISA_ABM_SET): Ditto.
11760 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11761 (OPTION_MASK_ISA_CX16_SET): Ditto.
11762 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11763 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11764 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11765 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11766 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11767 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11768 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11769 (struct ptt): Move to static file scope from override_options.
11770 (processor_target_table): Ditto.
11771 (cpu_names): Ditto.
11772 (ix86_handle_option): Add support for options that are now isa options.
11773 (override_options): Add support for declaring functions that
11774 support different target options than were specified on the
11775 command line. Move struct ptt, processor_target_table, cpu_names,
11776 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11777 Add bool argument. Fix up error messages so the appropriate error
11778 is given for either command line or attribute.
11779 (ix86_previous_fndecl): New static to remember previous function
11780 declaration to see if we need to change target options.
11781 (ix86_builtins_isa): New array to record the ISA of each builtin
11783 (def_builtin): Always create the builtin function, even if the
11784 current ISA doesn't support it.
11785 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11786 tests for those builtins.
11787 (ix86_init_builtins): Remove TARGET_MMX test for calling
11788 ix86_init_mmx_sse_builtins.
11789 (ix86_expand_builtin): If the current ISA doesn't support a given
11790 builtin, signal an error.
11791 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11792 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11793 (TARGET_OPTION_SAVE): Ditto.
11794 (TARGET_OPTION_RESTORE): Ditto.
11795 (TARGET_OPTION_PRINT): Ditto.
11796 (TARGET_CAN_INLINE_P): Ditto.
11798 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11800 * c-typeck.c (build_external_ref): Don't call assemble_external.
11801 * final.c (output_operand): Call assemble_external.
11803 2008-07-21 DJ Delorie <dj@redhat.com>
11805 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11806 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11808 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11810 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11811 original insn and splitter contents into ...
11812 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11813 flag_unsafe_math_optimizations. Add dummy scratch register.
11814 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11815 !flag_unsafe_math_optimizations. Returns number with next
11816 highest magnitude if this is still less or equal to the true
11817 quotient in magnitude.
11819 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11821 * Makefile.in: Replace toplev.h with TOPLEV_H.
11822 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11823 * c-lex.c (fe_file_change): Don't set in_system_header.
11824 * c-parser.c (c_token): Remove in_system_header.
11825 (c_lex_one_token): Don't set in_system_header.
11826 (c_parser_set_source_position_from_token): Don't set in_system_header.
11827 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11830 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11831 * flags.h (in_system_header): Remove.
11832 * function.c (saved_in_system_header): Remove.
11833 (push_cfun): Don't set in_system_header.
11834 (pop_cfun): Don't set in_system_header.
11835 (push_struct_function): Don't set in_system_header.
11836 * input.h (expanded_location): Add sysp.
11837 (in_system_header_at): New.
11838 (in_system_header): New.
11839 * toplev.c (in_system_header): Remove.
11840 * toplev.h: Include input.h
11842 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11843 * tree-ssa.c (warn_uninit): Call warning_at.
11844 (warn_uninitialized_var): Update calls to warn_uninit.
11845 (warn_uninitialized_phi): Update calls to warn_uninit.
11846 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11847 (expand_location): Initialize xloc.sysp.
11848 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11849 (tree_decl_with_vis): Remove in_system_header_flag.
11851 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11854 * recog.c (asm_operand_ok): Change the order of the extra
11855 memory constraint checks.
11857 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11860 * tree-switch-conversion.c (build_one_array): Call
11861 varpool_mark_needed_node and varpool_finalize_decl
11862 instead of assemble_variable.
11864 2008-07-19 Jan Hubicka <jh@suse.cz>
11866 * cgraph.c (cgraph_add_new_function): Do early local passes.
11867 * tree-nrv.c (gate_pass_return_slot): New gate.
11868 (pass_nrv): Add the gate.
11869 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11871 (coalesce_ssa_name): Coalesce SSA names.
11872 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11873 not optimizing so unused user vars remains visible.
11874 * common.opt (flag_tree_ter): Always enable by default.
11875 * tree-ssa-ter.c: Include flags.h
11876 (is_replaceable_p): Check that locations match; when aliasing
11877 is missing be conservative about loads.
11878 * tree-optimize.c (gate_init_datastructures): Remove.
11879 (pass_init_datastructures): New.
11880 * passes.c: Reorder passes so we always go into SSA.
11882 2008-07-19 Jan Hubicka <jh@suse.cz>
11884 * doc/extend.texi (flatten attribute): Remove note about
11886 * doc/invoke.texi (--combine): Likewise.
11887 (-finline-functions-called-once): Update levels when enabled.
11888 (-funit-at-a-time): Document new behaviour.
11889 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11890 -fno-section-anchors when disabled explicitly.
11891 (inline params): They are not ignored now.
11892 (precompiled headers): Remove unit-at-a-time as being incompatible.
11893 * opts.c (decode_options): Handle unit-at-a-time as alias;
11894 imply -fno-section-anchors when toplevel reorder is disabled
11896 * common.opt (ftoplevel-reorder): Set default value to 2.
11897 (funit-at-a-time): Set default value to 1.
11898 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11901 2008-07-19 Jan Hubicka <jh@suse.cz>
11903 * builtins.c (expand_builtin_int_roundingfn,
11904 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11907 2008-07-19 Richard Guenther <rguenther@suse.de>
11910 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11911 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11912 * tree-ssa-pre.c (get_expr_value_id): For newly created
11913 constant value-ids make sure to add the expression to its
11916 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11918 PR middle-end/36877
11919 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11920 return value of the builtin is ignored.
11922 2008-07-19 Olivier Hainque <hainque@adacore.com>
11924 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11925 bits, a C conformant malloc implementation has to provide.
11926 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11928 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11932 * reload.c (find_reloads_subreg_address): Only reload address if
11933 reloaded == 0, not for reloaded != 1.
11936 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11937 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11938 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11939 m32c_legitimize_reload_address.
11941 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11942 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11943 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11945 2008-07-19 Olivier Hainque <hainque@adacore.com>
11947 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11948 argument, saying whether nested array are to be collapsed
11949 into a single array type DIE with multiple subscripts.
11950 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11951 issues, centralize the nested array types collapsing control and
11952 disable the transformation for Ada.
11954 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11957 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11959 (x86_64_shift_adj_2): New expander.
11960 (x86_64_shift_adj_3): Ditto.
11961 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11962 to split TImode operands.
11963 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11964 (ix86_split_lshr): Ditto.
11966 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11968 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11969 and __CHAR32_TYPE__.
11970 * c-typeck.c (digest_init): Support char16_t and char32_t.
11971 (set_nonincremental_init_from_string): Idem.
11973 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11975 PR middle-end/36859
11976 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11977 PREFERRED_STACK_BOUNDARY.
11978 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11980 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11982 PR middle-end/36858
11983 * function.c (locate_and_pad_parm): Cap boundary earlier.
11985 2008-07-17 Julian Brown <julian@codesourcery.com>
11987 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11988 no-op for targets which don't use DLLs.
11990 2008-07-17 Martin Jambor <mjambor@suse.cz>
11992 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11993 that nodes are relevant by examining the node->analyzed flag.
11994 (ipcp_init_stage): Check which nodes are relevant, assert that the
11995 relevant ones are also required.
11996 (ipcp_propagate_stage): Check on the side arrays are properly
11998 (ipcp_print_all_jump_functions): Make sure not to touch any node
11999 that is not analyzed or an edge that does not have a corresponding
12000 entry in the on-the-side vectors.
12001 (ipcp_function_scale_print): Likewise.
12002 (ipcp_update_callgraph): Check that the node is relevant.
12003 (ipcp_insert_stage): Check that the node is relevant. Check there is
12004 an info for every node and edge.
12005 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12006 (ipa_print_all_tree_maps): Likewise and a new variable info.
12007 (ipa_print_all_params_modified): Likewise.
12008 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12010 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12013 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12015 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12017 PR rtl-optimization/36753
12018 * fwprop.c (use_killed_between): Don't shortcut
12019 single-definition global registers.
12021 2008-07-16 Jan Hubicka <jh@suse.cz>
12023 * cgraph.h (varpool_empty_needed_queue): Declare.
12024 * cgraphunit.c (output_in_order): Mark all variables as needed;
12026 * varpool.c (varpool_assemble_node): Update debug queue.
12027 (varpool_assemble_pending_decls): Don't do it here.
12028 (varpool_empty_needed_queue): New function.
12030 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12032 * recog.c (peephole2_optimize): Fix formatting.
12034 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12036 * c-pch.c (get_ident): Avoid C++ keywords.
12037 * combine-stack-adj.c (single_set_for_csa): Likewise.
12038 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12039 output_asm_insn): Likewise.
12040 * reload.c (push_secondary_reload, find_reusable_reload,
12041 push_reload, combine_reloads, find_reloads,
12042 debug_reload_to_stream): Likewise.
12043 * reload.h (struct reload): Likewise.
12044 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12045 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12046 emit_output_reload_insns): Likewise.
12047 * targhooks.c (default_secondary_reload): Likewise.
12048 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12050 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12052 * recog.c (validate_change_1, validate_change,
12053 validate_unshare_change, validate_replace_rtx_1, struct
12054 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12056 * reload.c (push_secondary_reload, secondary_reload_class,
12057 scratch_reload_class, find_valid_class, find_reusable_reload,
12058 push_reload, find_dummy_reload, find_reloads_address_1,
12059 find_reloads_address_part, find_equiv_reg): Likewise.
12060 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12061 choose_reload_regs): Likewise.
12062 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12064 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12065 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12066 * sched-rgn.c (concat_INSN_LIST): Likewise.
12067 * stor-layout.c (mode_for_size, mode_for_size_tree,
12068 smallest_mode_for_size): Likewise.
12070 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12072 * cfg.c (dump_reg_info): Avoid C++ keywords.
12073 * dwarf2asm.c (dw2_force_const_mem,
12074 dw2_asm_output_encoded_addr_rtx): Likewise.
12075 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12076 * expmed.c (expand_shift): Likewise.
12077 * global.c (find_reg): Likewise.
12078 * graph.c (draw_edge): Likewise.
12079 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12080 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12081 widen_clz, widen_bswap, expand_parity, expand_unop,
12082 emit_cmp_and_jump_insn_1): Likewise.
12083 * postreload.c (reload_cse_simplify_operands): Likewise.
12084 * ra.h (add_neighbor): Likewise.
12085 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12086 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12087 record_reg_classes, copy_cost, record_address_regs,
12088 invalid_mode_change_p): Likewise.
12089 * regrename.c (regrename_optimize, scan_rtx_reg,
12090 dump_def_use_chain, find_oldest_value_reg,
12091 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12093 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12095 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12096 MASK_POWERPC64 for power4 in previous commit.
12098 2008-07-16 Olivier Hainque <hainque@adacore.com>
12100 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12101 instead of bare conversion to cast const-ness away.
12103 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12105 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12106 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12107 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12108 (TARGET_FUNCTION_VALUE): Define.
12110 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12112 * config/rs6000/rs6000.c (processor_target_table): Add
12113 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12115 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12118 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12119 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12120 m32c_legitimize_reload_address.
12122 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12124 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12125 DECL_IN_SYSTEM_HEADER in sync.
12127 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12129 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12130 * tree-ssa-pre.c (pre_expr_eq): Ditto
12131 (get_constant_for_value_id): Take a type as an argument.
12132 (fully_constant_expression): Pass in type.
12133 (find_or_generate_expression): Short circuit constant case.
12134 (create_expression_by_pieces): Remove special casing of
12136 (do_regular_insertion): Short circuit constant case.
12137 (do_partial_partial_insertion): Ditto.
12139 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12142 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12144 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12146 * config/xtensa/libgcc-xtensa.ver: New file.
12147 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12149 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12151 * df-problems.c (df_set_note): Avoid C++ keywords.
12152 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12153 * dse.c (record_store, remove_useless_values): Likewise.
12154 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12155 gen_reg_rtx_offset, operand_subword, change_address_1,
12156 change_address, adjust_address_1, offset_address,
12157 widen_memory_access, emit_copy_of_insn_after): Likewise.
12158 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12159 * fwprop.c (should_replace_address, propagate_rtx_1,
12160 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12162 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12163 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12164 * lcm.c (compute_insert_delete, pre_edge_lcm,
12165 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12166 * lower-subreg.c (resolve_reg_notes): Likewise.
12167 * mode-switching.c (optimize_mode_switching): Likewise.
12169 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12171 * bt-load.c (add_btr_def, migrate_btr_def,
12172 branch_target_load_optimize): Avoid C++ keywords.
12173 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12175 * combine.c (subst, simplify_set, make_extraction,
12176 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12177 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12178 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12180 2008-07-15 Richard Guenther <rguenther@suse.de>
12182 PR middle-end/36369
12183 * c-common.c (strict_aliasing_warning): Do not warn for
12184 TYPE_REF_CAN_ALIAS_ALL pointers.
12185 (c_common_get_alias_set): may_alias types are not special.
12186 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12187 attribute and set can_ref_all accordingly.
12188 (build_reference_type_for_mode): Likewise.
12189 * doc/extend.texi (may_alias): Clarify.
12191 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12194 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12195 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12197 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12200 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12201 gcc_assert, instead call output_operand_lossage.
12203 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12205 * builtins.c (std_canonical_va_list): Treat structure based
12208 2008-07-15 Ben Elliston <bje@au.ibm.com>
12210 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12212 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12214 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12217 2008-07-14 Jan Hubicka <jh@suse.cz>
12219 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12220 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12221 fix predicates and constraints.
12222 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12223 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12225 2008-07-14 Doug Kwan <dougkwan@google.com>
12227 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12228 additional option file arm/eabi.opt.
12229 * config/arm/eabi.h (File): New configuration file for EABI targets.
12230 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12231 SUBSUBTARGET_EXTRA_SPECS.
12232 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12233 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12234 from STARTFILE_SPEC so that it can be referenced in an override.
12235 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12236 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12237 can be referenced in an override.
12238 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12239 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12240 so that it can be referenced in an override.
12241 (LINK_SPEC): Use BPABI_LINK_SPEC.
12242 * config/arm/eabi.opt (File): New.
12244 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12246 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12247 (FIXED_VALUE_H): New variable.
12248 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12249 input.h, fixed-value.h.
12250 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12251 (BASIC_BLOCK_H): Use $(BITMAP_H).
12252 (FUNCTION_H): Add varray.h.
12253 (IPA_REFERENCE_H): Use $(BITMAP_H).
12254 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12255 (DF_H): Use $(BITMAP_H).
12256 (GGC_H): Add statistics.h.
12257 (INSN_ADDR_H): New.
12258 (INSN_ATTR_H): Use it.
12259 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12261 (SYMTAB_H): Add $(OBSTACK_H).
12262 (CPP_INTERNAL_H): New.
12263 (TREE_DUMP_H): Add tree-pass.h.
12264 (TREE_FLOW_H): Use $(BITMAP_H)
12265 (PRETTY_PRINT_H): Use $(INPUT_H).
12266 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12269 (many object files): Fix lots of header dependencies throughout.
12271 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12273 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12275 (s-gtyp-input): Use them to write tmp-gi.list.
12276 (echo_to_gi.list): Remove.
12278 2008-07-14 Richard Guenther <rguenther@suse.de>
12280 * tree-ssa-sccvn.c (pre_info): Remove.
12281 (switch_to_PRE_table): Likewise.
12282 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12283 (set_hashtable_value_ids): Do not create value-ids for the
12285 (run_scc_vn): Remove double test. Remove bogus special-case
12286 in value-number printing.
12287 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12288 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12290 * tree-flow-inline.h (get_value_handle): Remove.
12291 * tree-flow.h (get_value_handle): Remove.
12293 2008-07-14 Martin Jambor <mjambor@suse.cz>
12295 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12296 in which we generate arithmetics is not a subrange.
12298 2008-07-14 Martin Jambor <mjambor@suse.cz>
12300 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12302 2008-07-14 Richard Guenther <rguenther@suse.de>
12304 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12306 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12309 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12310 reload for symbol refs moved to r0 with -fPIC.
12311 (legitimize_pic_address): Use the target register as temporary
12313 (emit_symbolic_move): Adjust comment.
12314 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12317 2008-07-14 Ben Elliston <bje@au.ibm.com>
12319 * c-common.h (C_CPP_HASHNODE): New macro.
12320 * coretypes.h (struct cpp_token): Forward declare.
12321 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12322 the context-sensitive keyword method.
12323 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12324 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12325 expand_bool_pixel): New.
12326 (altivec_categorize_keyword): New function.
12327 (init_vector_keywords): New function.
12328 (rs6000_macro_to_expand): Likewise.
12329 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12330 compiling an ISO C dialect.
12332 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12334 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12335 (create_expression_by_pieces): Fix typo.
12336 (do_regular_insertion): Use debug counter here too.
12338 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12341 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12342 CONST_OK_FOR_LETTER_P. All port-local users changed.
12343 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12344 implement Kp matching power-of-two.
12345 (CONSTRAINT_LEN): Define to match.
12346 * config/cris/cris.md: Replace all use of constraint K with Kc.
12347 ("*btst*): Use Kp for operand 0 of last alternative.
12349 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12352 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12355 2008-07-13 Jan Hubicka <jh@suse.cz>
12357 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12360 2008-07-13 Richard Guenther <rguenther@suse.de>
12362 PR middle-end/36811
12363 * langhooks.c (lhd_print_error_function): Deal with recursive
12366 2008-07-12 Jan Hubicka <jh@suse.cz>
12368 * cgraph.c (assembler_name_hash): New static var.
12369 (hash_node_by_assembler_name, eq_assembler_name): New.
12370 (cgraph_node_for_asm): Use hashtable.
12371 (cgraph_remove_node): Maintain hashtable.
12372 (change_decl_assembler_name): Sanity check that names are not changing
12373 after aliasing was processed.
12374 * cgraph.h (varpoon_node): Add next GGC marker.
12375 * tree.c (decl_assembler_name_equal): Constify.
12376 (decl_assembler_name_hash): New.
12377 * tree.h (decl_assembler_name_equal): Constify.
12378 (decl_assembler_name_hash): Update.
12380 2008-07-12 David Daney <ddaney@avtrex.com>
12382 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12383 sb1 and r5000 cpus.
12385 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12387 * doc/md.texi: Document the MIPS "v" constraint.
12388 * config/mips/mips.h (reg_class): Revert last change.
12389 (REG_CLASS_NAMES): Likewise.
12390 (REG_CLASS_CONTENTS): Likewise.
12391 * config/mips/mips.c (mips_regno_to_class): Likewise.
12392 * config/mips/constraints.md (v): Likewise, but add documentation.
12393 Add a comment to say that this constraint should not be used in
12396 2008-07-11 DJ Delorie <dj@redhat.com>
12398 * config/h8300/h8300.md (length): Fix branch offset limit.
12400 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12402 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12403 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12404 (avr_hard_regno_scratch_ok): New function.
12405 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12406 * config/avr/avr.md (all peepholes that request a scratch register):
12407 Remove avr_peep2_scratch_safe use.
12409 2008-07-11 Tom Tromey <tromey@redhat.com>
12410 Ian Lance Taylor <iant@google.com>
12412 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12413 (struct c_common_resword): Define.
12414 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12415 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12416 (c_common_reswords, num_c_common_reswords): Declare.
12417 * c-common.c (c_common_reswords): New global const array.
12418 (num_c_common_reswords): New const int.
12419 * c-parser.c (struct resword, reswords): Don't define.
12420 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12421 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12422 than reswords. If warning about C++ keywords, give them a special
12424 (c_lex_one_token): Warn about C++ keywords. Call
12425 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12426 (c_parser_external_declaration): Look for RID_xxx rather than
12427 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12428 (c_parser_statement_after_labels): Likewise.
12429 (c_parser_objc_class_instance_variables): Likewise.
12430 (c_parser_objc_class_declaration): Likewise.
12431 (c_parser_objc_try_catch_statement): Likewise.
12432 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12433 (declspecs_add_type): Likewise.
12435 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12437 * ggc-page.c (alloc_page):
12438 Substituting xmalloc, xcalloc with
12439 XNEWVEC and XCNEWVAR macros which add the
12442 2008-07-11 Richard Guenther <rguenther@suse.de>
12444 PR tree-optimization/36765
12445 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12446 aliases from HEAP vars to SMTs.
12448 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12450 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12451 * configure.ac (loose_warn): Move -Wc++-compat from here...
12452 (strict_warn): ...to here.
12453 * configure: Regenerate.
12455 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12457 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12458 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12459 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12460 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12461 excluding more specific h8300-*-* and sh-*-* targets.
12463 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12465 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12466 (eliminate): Ditto.
12467 (execute_pre): Call loop_optimizer_finalize in early exit.
12469 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12471 PR middle-end/36790
12472 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12473 uids in the bitmap, not just VAR_DECL uids.
12475 PR rtl-optimization/36419
12476 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12477 (combine_stack_adjustments_for_block): Call it if needed. Delete
12479 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12480 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12481 prologue sp adjustment.
12483 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12486 * opts.c (print_ignored_options): Report postponed diagnostics for
12487 unknown -Wno-* options as warnings, not errors.
12488 (postpone_unknown_option_error): Renamed to...
12489 (postpone_unknown_option_warning): ... this.
12491 2008-07-09 Doug Kwan <dougkwan@google.com>
12494 2008-07-08 Doug Kwan <dougkwan@google.com>
12496 * config/arm/arm.opt (mandroid): New option.
12497 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12498 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12500 (CC1PLUS_SPEC): Same.
12502 (STARTFILE_SPEC): Same.
12503 (ENDFILE_SPEC): Same.
12504 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12507 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12510 * config/mips/mips.h (reg_class): Remove V1_REG.
12511 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12512 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12513 instead of V1_REGS.
12514 (mips_get_tp): New function.
12515 (mips_legitimize_tls_address): Use it.
12516 * config/mips/constraints.md (v): Delete.
12517 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12518 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12519 After reload, split into a move and ...
12520 (*tls_get_tp_<mode>_split): ...this new instruction.
12522 2008-07-09 David Daney <ddaney@avtrex.com>
12524 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12526 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12528 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12529 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12531 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12532 htab_delete should be called. Don't free c.
12533 (lookup_tmp_var): Create temp_htab lazily.
12534 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12535 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12537 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12538 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12539 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12540 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12541 * tree-sra.c (generate_element_init): Likewise.
12542 * tree-mudflap.c (execute_mudflap_function_ops,
12543 execute_mudflap_function_decls): Likewise.
12544 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12545 * tree-gimple.h (struct gimplify_ctx): New type.
12546 (push_gimplify_context): Adjust prototype.
12548 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12550 * tree-ssa-pre.c (phi_translate_1): Update placement of
12551 add_to_value calls.
12553 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12555 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12556 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12557 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12558 * targhooks.c (default_hard_regno_scratch_ok): New function.
12559 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12560 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12561 * recog.c: Include "target.h".
12562 (peep2_find_free_register): Add check for global regs. Add target
12564 * Makefile.in (recog.o): Depend on target.h.
12566 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12568 * config/sh/sh.c (sh_canonical_va_list_type): New.
12569 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12571 2008-07-09 Raksit Ashok <raksit@google.com>
12573 * doc/invoke.texi (Option Summary): Mention new option
12574 -Wdisallowed-function-list=...
12575 (Warning Options): Document -Wdisallowed-function-list=...
12576 * common.opt (Wdisallowed-function-list=): New flag.
12577 * flags.h (warn_disallowed_functions): External definition of new
12578 boolean warning flag.
12579 (warn_if_disallowed_function_p): Declare new function.
12580 * opts.c (warning_disallowed_functions): New static variable.
12581 (warn_disallowed_functions): New boolean warning flag.
12582 (warn_if_disallowed_function_p): New function.
12583 (add_comma_separated_to_vector): Rename
12584 add_instrument_functions_exclude_list to this.
12585 (common_handle_option): Handle new option. Rename calls to
12586 add_instrument_functions_exclude_list into calls to
12587 add_comma_separated_to_vector.
12588 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12589 based on flag warn_disallowed_functions.
12591 2008-07-09 Christian Bruel <christian.bruel@st.com>
12593 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12594 instead of get_attr_length.
12596 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12598 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12600 * genemit.c (gen_insn): Likewise.
12601 * gengtype.c (note_def_vec): Likewise.
12602 * gengtype.h (note_def_vec): Likewise.
12603 * genoutput.c (struct data, output_insn_data, process_template,
12604 gen_expand, gen_split, note_constraint): Likewise.
12605 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12606 make_insn_sequence): Likewise.
12607 * gensupport.c (record_insn_name): Likewise.
12609 2008-07-08 Doug Kwan <dougkwan@google.com>
12611 * config/arm/arm.opt (mandroid): New option.
12612 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12613 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12615 (CC1PLUS_SPEC): Same.
12617 (STARTFILE_SPEC): Same.
12618 (ENDFILE_SPEC): Same.
12619 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12622 2008-07-08 Raksit Ashok <raksit@google.com>
12624 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12625 (set_storage_via_setmem): Fix expected_align parameter.
12626 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12627 missing from the list.
12628 * doc/md.texi (movmem): Explicitly state that expected alignment is
12629 to be expressed in bytes.
12630 (setmem): Explicitly state that expected alignment is to be expressed
12633 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12635 * reload.c (find_reloads_subreg_address): Do not require validity
12636 of address in original mode before reloading address.
12638 2008-07-07 Tianwei Sheng <tianweis@google.com>
12640 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12641 bounds array access.
12643 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12645 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12647 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12649 Fix PR tree-optimization/23455
12650 Fix PR tree-optimization/35286
12651 Fix PR tree-optimization/35287
12652 * Makefile.in (OBJS-common): Remove tree-vn.o.
12653 (tree-vn.o): Remove.
12654 * dbgcnt.def: Add treepre_insert debug counter.
12655 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12656 (debug_value_expressions): Ditto.
12657 (print_value_expressions): Ditto.
12658 * tree-pretty-print.c (dump_generic_node): Updated for
12659 VALUE_HANDLE removal.
12660 * tree-ssa-dom.c (record_equality): Ditto.
12661 (cprop_operand): Ditto.
12662 (lookup_avail_expr): Ditto.
12663 * tree-ssa-threadedge.c
12664 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12665 (simplify_control_stmt_condition): Ditto.
12666 * tree.c (tree_code_size): Ditto.
12667 (tree_node_structure): Ditto.
12668 (iterative_hash_expr): Ditto.
12670 * tree.h (VALUE_HANDLE_ID): Ditto.
12671 (VALUE_HANDLE_EXPR_SET): Ditto.
12672 (struct tree_value_handle): Ditto.
12673 (union tree_node): Ditto.
12674 * treestruct.def: Ditto.
12675 * tree-vn.c: Removed.
12676 * tree-ssa-pre.c: Rewritten entirely.
12677 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12678 (constant_value_ids): Ditto.
12679 (vn_nary_op_t): Moved to header.
12681 (vn_reference_op_t): Ditto
12682 (vn_reference_t): Ditto.
12683 (next_value_id): New variable.
12684 (VN_INFO): Add an assert.
12685 (vn_constant_eq): New function.
12686 (vn_constant_hash): Ditto.
12687 (get_or_alloc_constant_value_id): Ditto.
12688 (value_id_constant_p): Ditto.
12689 (vn_reference_compute_hash): De-staticify.
12690 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12691 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12692 (valueize_refs): Update opcode if it changes from ssa name to constant.
12693 (vn_reference_lookup_1): Add new argument.
12694 (vn_reference_lookup): Ditto.
12695 (vn_reference_lookup_pieces): New function.
12696 (vn_reference_insert): Add return type. Modify to deal with value ids.
12697 (vn_reference_insert_pieces): New function.
12698 (vn_nary_op_compute_hash): De-staticify.
12699 (vn_nary_op_eq): Ditto.
12700 (vn_nary_op_lookup_pieces): New function.
12701 (vn_nary_op_lookup): Add new argument.
12702 (vn_nary_op_insert_pieces): New function.
12703 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12704 (vn_phi_insert): Ditto.
12705 (visit_unary_op): Update for callee changes.
12706 (visit_binary_op): Ditto.
12707 (visit_reference_op_load): Ditto.
12708 (visit_reference_op_store): Ditto.
12709 (init_scc_vn): Init next_value_id, constant_to_value_id and
12710 constant_value_ids.
12711 (free_scc_vn): Free them.
12712 (set_hashtable_value_ids): New function.
12713 (run_scc_vn): Use it.
12714 (get_max_value_id): New function.
12715 (get_next_value_id): Ditto.
12716 (expressions_equal_p): Moved from tree-vn.c
12717 (sort_vuses): Ditto.
12718 (sort_vuses_heap): Ditto.
12719 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12721 * tree.c (iterative_hash_hashval_t): Made non-static
12722 * tree.h (iterative_hash_hashval_t): Declare it.
12724 2008-07-08 Martin Jambor <mjambor@suse.cz>
12726 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12727 instead of ipa_create_node_params.
12728 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12729 ipa_check_create_edge_args, free them with
12730 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12732 * ipa-prop.c: Include flags.h and tree-inline.h.
12733 (ipa_node_params_vector): New variable.
12734 (ipa_edge_args_vector): New variable.
12735 (edge_removal_hook_holder): New variable.
12736 (node_removal_hook_holder): New variable.
12737 (edge_duplication_hook_holder): New variable.
12738 (node_duplication_hook_holder): New variable.
12739 (ipa_detect_param_modifications): Check for presence of modified flags.
12740 (ipa_compute_jump_functions): Check for presence of jump functions.
12741 (ipa_free_edge_args_substructures): New function.
12742 (ipa_create_node_params): Removed.
12743 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12744 (ipa_free_node_params_substructures): New function.
12745 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12747 (ipa_edge_removal_hook): New function.
12748 (ipa_node_removal_hook): New function.
12749 (duplicate_array): New function.
12750 (ipa_edge_duplication_hook): New function.
12751 (ipa_node_duplication_hook): New function.
12752 (ipa_register_cgraph_hooks): New function.
12753 (ipa_unregister_cgraph_hooks): New function.
12754 (free_all_ipa_structures_after_ipa_cp): New function.
12756 * ipa-prop.h: Include vec.h.
12757 (ipa_node_params_t): New typedef with vector types for it.
12758 (ipa_edge_args_t): New typedef with vector types for it.
12759 (IPA_NODE_REF): Changed to access an on-the-side vector.
12760 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12761 (ipa_check_create_node_params): New function.
12762 (ipa_check_create_edge_args): New function.
12764 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12767 2008-07-07 Tom Tromey <tromey@redhat.com>
12769 * configure, config.in: Rebuilt.
12770 * configure.ac: Don't check for scandir or alphasort.
12772 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12774 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12775 types immediately after creating them.
12777 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12779 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12781 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12783 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12784 dump_constraint_graph.
12785 (dump_constraint_edge): New function.
12786 (dump_constraint_graph): New function.
12787 (debug_constraint_graph): New function.
12788 (dump_constraint): Removed useless comparison.
12789 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12790 (dump_constraint_graph): Declare.
12791 (debug_constraint_graph): Declare.
12792 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12794 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12796 * config/i386/i386.c (is_va_list_char_pointer): New.
12797 (ix86_va_start): Replace compare with ms_va_list_type_node
12798 by is_va_list_char_pointer.
12799 (ix86_gimplify_va_arg): Likewise.
12801 2008-07-07 Martin Jambor <mjambor@suse.cz>
12803 * cgraph.c (cgraph_edge_max_uid): New variable.
12804 (struct cgraph_edge_hook_list): New type.
12805 (struct cgraph_node_hook_list): New type.
12806 (struct cgraph_2edge_hook_list): New type.
12807 (struct cgraph_2node_hook_list): New type.
12808 (first_cgraph_edge_removal_hook): New variable.
12809 (first_cgraph_node_removal_hook): New variable.
12810 (first_cgraph_edge_duplicated_hook): New variable.
12811 (first_cgraph_node_duplicated_hook): New variable.
12812 (cgraph_add_edge_removal_hook): New function.
12813 (cgraph_remove_edge_removal_hook): New function.
12814 (cgraph_call_edge_removal_hooks): New function.
12815 (cgraph_add_node_removal_hook): New function.
12816 (cgraph_remove_node_removal_hook): New function.
12817 (cgraph_call_node_removal_hooks): New function.
12818 (cgraph_add_edge_duplication_hook): New function.
12819 (cgraph_remove_edge_duplication_hook): New function.
12820 (cgraph_call_edge_duplication_hooks): New function.
12821 (cgraph_add_node_duplication_hook): New function.
12822 (cgraph_remove_node_duplication_hook): New function.
12823 (cgraph_call_node_duplication_hooks): New function.
12824 (cgraph_create_edge): Assign to edge uid.
12825 (cgraph_remove_edge): Call edge removal hooks.
12826 (cgraph_node_remove_callees): Call edge removal hooks.
12827 (cgraph_node_remove_callers): Call edge removal hooks.
12828 (cgraph_remove_node): Call node removal hooks.
12829 (cgraph_clone_edge): Call edge duplication hooks.
12830 (cgraph_clone_node): Call node duplication hooks.
12832 * cgraph.h (cgraph_edge): New field uid.
12833 (cgraph_edge_hook): New type.
12834 (cgraph_node_hook): New type.
12835 (cgraph_2edge_hook): New type.
12836 (cgraph_2node_hook): New type.
12838 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12840 * config.in: Regenerate.
12842 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12844 * gcc.c (print_sysroot): New.
12845 (option_map, display_help, process_command): Handle the
12846 -print-sysroot option.
12847 (main): Print the sysroot if requested.
12848 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12850 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12853 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12855 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12857 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12858 (assign_parm_setup_block_p): Also check mode of entry_parm.
12860 2008-07-07 Richard Guenther <rguenther@suse.de>
12862 * tree-ssa-structalias.h (set_used_smts): Remove.
12863 * tree-ssa-structalias.c (used_smts): Likewise.
12864 (set_used_smts): Likewise.
12865 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12866 call to set_used_smts.
12868 2008-07-07 Richard Guenther <rguenther@suse.de>
12870 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12871 (new_var_info): Set it to false.
12872 (solution_set_add): Correctly handle pointers outside a var and
12874 (type_safe): Treat variables with is_full_var properly.
12875 (do_sd_constraint): Likewise.
12876 (do_ds_constraint): Likewise.
12877 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12878 (get_constraint_for_ptr_offset): New function.
12879 (get_constraint_for_component_ref): For addresses at least include
12880 the last field of the variable. Handle is_full_vars properly.
12881 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12882 (handle_ptr_arith): Remove.
12883 (find_func_aliases): Simplify assignment handling.
12884 (create_function_info_for): For parameter and result varinfos set
12886 (create_variable_info_for): Set is_full_var flag whenever we
12887 just created a single varinfo for a decl.
12888 (init_alias_vars): Initialize use_field_sensitive from
12889 max-fields-for-field-sensitive parameter.
12891 2008-07-07 Richard Guenther <rguenther@suse.de>
12893 PR tree-optimization/36713
12894 * tree-flow-inline.h (is_call_used): New function.
12895 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12896 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12897 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12899 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12901 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12903 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12905 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12907 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12908 Nathan Sidwell <nathan@codesourcery.com>
12910 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12911 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12913 * config/m68k/t-linux: New.
12914 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12917 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12919 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12920 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12923 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12925 * gcc.c (execute): Fix -Wc++-compat warning.
12927 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12930 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12931 constant for little endian.
12933 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12935 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12936 mips_base_mips16 instead of TARGET_MIPS16.
12937 (mips_base_mips16): Declare.
12938 * config/mips/mips.c (mips_base_mips16): Make global.
12939 (was_mips16_p): Remove GTY marker.
12940 (was_mips16_pch_p): New variable.
12941 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12942 (mips_override_options): Force to non-MIPS16 mode initially.
12943 Do not complain about MIPS16 PIC incompatibilities here.
12944 Only allow -mgpopt if -mexplicit-relocs is in force for
12947 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12949 * configure.ac: Check for caddr_t, define to char * if not defined.
12950 * configure: Regenerate.
12951 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12952 (mmap_gt_pch_use_address): Likewise.
12953 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12955 2008-07-06 Richard Guenther <rguenther@suse.de>
12957 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12958 (new_var_info): Deal with it.
12959 (solution_set_add): Likewise.
12960 (bitpos_of_field): Make signed, fix.
12961 (struct fieldoff): Remove type and decl fields. Make size field
12962 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12964 (fieldoff_compare): Deal with it.
12965 (push_fields_onto_fieldstack): Remove has_union argument, glob
12966 adjacent non-pointer fields together.
12967 (create_function_info_for): Do not set has_union.
12968 (create_variable_info_for): Simplify.
12970 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12972 * config.gcc (extra_headers): Add cross-stdarg.h for target
12973 x86_64-*-* and i?86-*-*.
12974 * config/i386/cross-stdarg.h: New.
12975 * builtins.c (std_fn_abi_va_list): New.
12976 (std_canonical_va_list_type): New.
12977 (stabilize_va_list): Replace va_list_type_node use by
12978 mtarget.canonical_va_list_type.
12979 (gimplify_va_arg_expr): Likewise.
12980 (expand_builtin_va_copy): Replace va_list_type_node use by
12981 mtarget.fn_abi_va_list.
12982 * tree-sra.c (is_va_list_type): New helper.
12983 (decl_can_be_decomposed_p): Replace
12984 va_list_type_node use by is_va_list_type.
12985 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12986 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12987 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12988 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12989 (ix86_enum_va_list): New.
12990 * config/i386/i386.c (sysv_va_list_type_node): New.
12991 (ms_va_list_type_node): New.
12992 (ix86_function_type_abi): Remove sorry.
12993 (ix86_build_builtin_va_list_abi): New.
12994 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12995 for 64-bit targets.
12996 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12997 (ix86_init_builtins_va_builtins_abi): New.
12998 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12999 for 64-bit targets.
13000 (ix86_handle_abi_attribute): New.
13001 (attribute_spec): Add sysv_abi and ms_abi.
13002 (ix86_fn_abi_va_list): New.
13003 (ix86_canonical_va_list_type): New.
13004 (ix86_enum_va_list): New.
13005 (TARGET_FN_ABI_VA_LIST): New.
13006 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13007 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13008 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13009 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13010 (TARGET_ENUM_VA_LIST): New.
13011 * expr.h (std_fn_abi_va_list): New.
13012 (std_canonical_va_list_type): New.
13013 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13014 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13015 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13016 TARGET_CANONICAL_VA_LIST_TYPE.
13017 * target.h (struct gcc_target): Add fn_abi_va_list hook
13018 and canonical_va_list_type hook.
13020 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13022 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13023 integral and pointer types.
13025 2008-07-04 Roger Sayle <roger@eyesopen.com>
13027 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13028 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13030 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13033 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13035 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13037 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13038 build_gimple_modify_stmt.
13039 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13040 gimple operand. Use fold_build* instead of build*.
13042 2008-07-04 Richard Guenther <rguenther@suse.de>
13044 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13045 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13046 properly to compute the reachability set if we do field-sensitive PTA.
13047 * invoke.texi (max-fields-for-field-sensitive): Document default.
13048 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13049 100 for optimize >= 2.
13051 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13053 * ggc-zone.c (lookup_page_table_if_allocated,
13054 set_page_table_entry, zone_find_object_size, alloc_small_page,
13055 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13056 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13057 -Wc++-compat and/or -Wcast-qual warnings.
13059 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13062 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13063 pic_offset_table_rtx to be marked as used here.
13064 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13065 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13066 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13067 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13068 !TARGET_SECURE_PLT.
13070 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13072 * alloc-pool.c (hash_descriptor, eq_descriptor,
13073 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13074 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13076 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13077 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13078 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13079 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13082 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13084 * tree-flow.h (loop_only_exit_p): Declare.
13085 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13086 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13087 the number of iterations if it is constant. Otherwise, if this is the
13088 only possible exit of the loop, use the conservative estimate on the
13089 number of iterations of the entire loop if available.
13091 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13093 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13094 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13095 Add synchronization functions.
13096 * config/sync.c: New file.
13097 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13098 (LIBGCC_SYNC_CFLAGS): Likewise.
13100 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13103 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13104 (*pushtf_sse): New insn pattern.
13105 (pushtf splitters): New splitters.
13107 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13109 PR middle-end/35736
13110 * predict.c (build_predict_expr): Use void_type_node for the tree
13111 type, instead of NULL_TREE.
13113 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13115 * config/i386/i386.c (contains_aligned_value_p): Return true
13117 (ix86_data_alignment): Align TCmode to 128bits.
13118 (ix86_local_alignment): Likewise.
13120 2008-07-03 Andrew Haley <aph@redhat.com>
13123 * vec.h (VEC_TA): New.
13124 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13125 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13126 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13127 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13128 (C_COMMON_FIXED_TYPES): Remove first arg.
13129 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13130 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13131 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13132 not to use empty macro arguments.
13134 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13136 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13137 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13138 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13139 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13140 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13141 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13142 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13143 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13144 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13145 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13146 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13147 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13148 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13149 config/rs6000/e500crtres64gpr.asm,
13150 config/rs6000/e500crtres64gprctr.asm,
13151 config/rs6000/e500crtrest32gpr.asm,
13152 config/rs6000/e500crtrest64gpr.asm,
13153 config/rs6000/e500crtresx32gpr.asm,
13154 config/rs6000/e500crtresx64gpr.asm,
13155 config/rs6000/e500crtsav32gpr.asm,
13156 config/rs6000/e500crtsav64gpr.asm,
13157 config/rs6000/e500crtsav64gprctr.asm,
13158 config/rs6000/e500crtsavg32gpr.asm,
13159 config/rs6000/e500crtsavg64gpr.asm,
13160 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13161 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13162 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13163 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13164 config/sparc/sol2-cn.asm: Remove .file directives.
13166 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13168 * resource.c (mark_referenced_resources): Look inside
13169 UNSPEC_VOLATILEs and ASM_INPUTs.
13171 2008-07-02 Ian Lance Taylor <iant@google.com>
13173 * rtlanal.c (add_reg_note): New function.
13174 * rtl.h (add_reg_note): Declare.
13175 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13176 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13177 * builtins.c (expand_builtin_longjmp): Likewise.
13178 (expand_builtin_nonlocal_goto): Likewise.
13179 * calls.c (emit_call_1, expand_call): Likewise.
13180 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13181 * cfglayout.c (fixup_reorder_chain): Likewise.
13182 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13183 (commit_one_edge_insertion): Likewise.
13184 * combine.c (move_deaths, distribute_notes): Likewise.
13185 * df-problems.c (df_set_note): Likewise.
13186 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13187 (set_unique_reg_note): Likewise.
13188 (emit_copy_of_insn_after): Likewise.
13189 * expr.c (expand_expr_real): Likewise.
13190 * gcse.c (add_label_notes): Likewise.
13191 * haifa-sched.c (create_check_block_twin): Likewise.
13192 * jump.c (mark_jump_label_1): Likewise.
13193 * loop-doloop.c (add_test, doloop_modify): Likewise.
13194 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13195 * lower-subreg.c (move_eh_region_note): Likewise.
13196 * optabs.c (emit_libcall_block): Likewise.
13197 * predict.c (predict_insn): Likewise.
13198 (combine_predictions_for_insn): Likewise.
13199 * recog.c (peephole2_optimize): Likewise.
13200 * regmove.c (try_auto_increment): Likewise.
13201 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13202 * reload.c (find_reloads): Likewise.
13203 * reload1.c (fixup_eh_region_note): Likewise.
13204 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13205 * reorg.c (delete_prior_computation): Likewise.
13206 (delete_computation, dbr_schedule): Likewise.
13207 * config/pa/pa.c (legitimize_pic_address): Likewise.
13208 * config/sh/sh.c (sh_reorg): Likewise.
13210 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13213 * config/libgcc-glibc.ver: Add %exclude.
13214 * config/m32r/libgcc-glibc.ver: Likwise.
13215 * config/s390/libgcc-glibc.ver: Likwise.
13216 * config/sh/libgcc-glibc.ver: Likwise.
13217 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13219 * config/i386/libgcc-glibc.ver: New.
13221 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13223 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13225 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13226 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13227 i[34567]86-*-linux*, x86_64-*-linux*. Add
13228 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13229 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13230 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13231 i[34567]86-*-linux*, x86_64-*-linux*.
13233 * libgcc-std.ver: Add empty GCC_4.4.0.
13235 * mkmap-symver.awk: Support multiple versions per symbol.
13237 * config/i386/i386.c (ix86_init_builtins): Always define
13238 __builtin_fabsq and __builtin_copysignq with fallbacks.
13239 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13240 and __builtin_copysignq if SSE2 isn't available.
13242 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13243 (LIBGCC2_TF_CEXT): Likwise.
13244 (TF_SIZE): Likwise.
13246 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13248 * config/i386/sfp-machine.h: Moved to libgcc.
13250 * config/i386/sfp-machine.h: New.
13251 * config/i386/t-linux: Likwise.
13253 * config/i386/t-darwin: Remove softfp_wrap_start and
13255 * config/i386/t-darwin64: Likewise.
13257 * config/i386/t-fprules-softfp64: Renamed to ...
13258 * config/i386/t-fprules-softfp: This.
13260 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13261 and softfp_wrap_end.
13263 2008-07-02 Jason Merrill <jason@redhat.com>
13265 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13267 * tree.c (ctor_to_list): New fn.
13268 * tree.h: Declare it.
13269 (CONSTRUCTOR_ELT): New macro.
13270 (CONSTRUCTOR_NELTS): New macro.
13272 2008-07-02 Richard Guenther <rguenther@suse.de>
13274 * tree-ssa-structalias.c (struct variable_info): Reorder
13275 to fill padding on 64bit hosts. Make collapsed_to an int.
13276 (get_varinfo_fc): Deal with that.
13277 (new_var_info): Likewise.
13278 (collapse_rest_of_var): Likewise.
13280 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13282 * doc/install.texi (--enable-java-home): Document.
13283 (--enable-aot-compile-rpm): Likewise.
13284 (--with-arch-directory): Likewise.
13285 (--with-os-directory): Likewise.
13286 (--with-origin-name): Likewise.
13287 (--with-arch-suffix): Likewise.
13288 (--with-jvm-root-dir): Likewise.
13289 (--with-jvm-jar-dir): Likewise.
13290 (--with-python-dir): Likewise.
13292 2008-07-02 Richard Guenther <rguenther@suse.de>
13294 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13295 from decls explicitly. Merge operand checking from tuples.
13297 2008-07-02 Martin Jambor <mjambor@suse.cz>
13299 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13301 2008-07-02 Martin Jambor <mjambor@suse.cz>
13303 * tree-switch-conversion.c: Included timevar.h
13304 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13306 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13308 2008-07-02 Martin Jambor <mjambor@suse.cz>
13310 * tree-switch-conversion.c: Corrected various comments and
13312 (build_constructors): Fixed minor formatting mistakes.
13314 * invoke.texi (Optimize Options): Corrected the
13315 switch-conversion-max-branch-ratio parameter.
13317 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13319 * final.c (asm_insn_count): Return zero for an empty asm body.
13321 2008-07-02 Richard Guenther <rguenther@suse.de>
13323 * bitmap.h (bitmap_set_bit): Return bool.
13324 (bitmap_clear_bit): Likewise.
13325 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13326 write to the bitmap if it would.
13327 (bitmap_clear_bit): Likewise.
13328 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13329 bitmap_set_bit return value.
13330 (add_pred_graph_edge): Likewise.
13331 (add_graph_edge): Likewise.
13332 (do_sd_constraint): Likewise.
13333 (do_ds_constraint): Likewise.
13335 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13337 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13338 Fix -Wc++-compat and/or -Wcast-qual warnings.
13339 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13340 gen_regparm_prefix): Likewise.
13341 * vmsdbgout.c (write_modbeg, lookup_filename,
13342 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13344 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13346 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13347 defaults.h definition apply.
13349 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13351 * function.c (assign_parm_remove_parallels): New.
13352 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13354 (assign_parm_setup_block): Do not handle them.
13355 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13356 assign_parm_remove_parallels.
13358 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13360 * c-typeck.c (convert_for_assignment): Use
13361 vector_targets_convertible_p.
13362 * c-common.c (vector_targets_convertible_p): New.
13363 * c-common.h (vector_targets_convertible_p): New prototype.
13364 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13365 opaque_p_V2SI_type_node.
13367 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13369 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13372 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13375 TFmode constants via two element DImode vector for hosts with
13376 HOST_BITS_PER_WIDE_INT < 64.
13377 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13378 also for HOST_BITS_PER_WIDE_INT < 64.
13380 2008-07-01 Richard Guenther <rguenther@suse.de>
13382 PR tree-optimization/36666
13383 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13384 (get_constraint_exp_from_ssa_var): Split into ...
13385 (get_constraint_exp_for_temp): ... this ...
13386 (get_constraint_for_ssa_var): ... and that.
13387 Return constraint expressions for all touched sub-fields
13388 if the results address is not taken.
13389 (process_constraint): Remove assertion that aggregate
13390 assignments do not happen at this place.
13391 (get_constraint_for_component_ref): Add address_p argument.
13392 Return constraint expressions for all touched sub-fields
13393 if the results address is not taken.
13394 (do_deref): Use get_constraint_exp_for_temp.
13395 (get_constraint_for_1): Rename from ...
13396 (get_constraint_for): ... this. Add the old function as wrapper.
13397 (do_structure_copy): Use get_constraint_for_1.
13399 2008-07-01 Martin Jambor <mjambor@suse.cz>
13401 * Makefile.in (tree-switch-conversion.o): Add.
13402 (OBJS-common): Add tree-swtch-conversion.o.
13403 * passes.c (init_optimization_passes): Add pass_convert_switch.
13404 * tree-pass.h: (pass_convert_switch): Add.
13405 * tree-switch-conversion.c: New file.
13406 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13407 * common.opt (ftree-cswtch): New option.
13408 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13409 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13410 * opts.c (decode_options): Set flag_tree_switch_conversion when
13411 optimization level is >= 2.
13412 * doc/invoke.texi (Optimize Options): Added description of
13413 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13415 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13417 * config/darwin-driver.c (darwin_default_min_version): Fix
13418 -Wc++-compat warnings.
13420 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13422 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13425 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13427 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13429 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13431 PR rtl-optimization/34744
13432 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13433 (df_scan_free_internal): Free data structures not
13434 allocated in storage pools.
13435 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13436 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13437 df_scan_free_mws_vec.
13438 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13441 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13443 * config/i386/i386.c (contains_aligned_value_p): Return true
13445 (ix86_function_arg_boundary): Return its natural boundary
13447 (return_in_memory_32): Don't check TDmode.
13448 (ix86_split_to_parts): Support splitting into 4 parts and
13449 support TFmode for 32bit target.
13450 (ix86_split_long_move): Support splitting into 4 parts.
13451 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13453 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13454 (ix86_init_builtins): Here.
13455 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13456 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13457 'q' and 'w', respectively.
13459 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13461 (movtf_internal): Likewise.
13462 (<code>tf2): Likewise.
13463 (*absnegtf2_sse): Likewise.
13464 (copysign<mode>3): Likewise.
13465 (copysign<mode>3_const): Likewise.
13466 (copysign<mode>3_var): Likewise.
13467 (define_split UNSPEC_COPYSIGN): Likewise.
13468 * config/i386/sse.md (*nandtf3): Likewise.
13469 (<code>tf3): Likewise.
13470 (*<code>tf3): Likewise.
13472 2008-06-30 Joey Ye <joey.ye@intel.com>
13473 H.J. Lu <hongjiu.lu@intel.com>
13475 * global.c (compute_regsets): Set frame_pointer_needed here.
13476 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13478 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13480 * doc/install.texi (specific): Expand Windows build notes.
13482 2008-06-30 Ira Rosen <irar@il.ibm.com>
13484 PR tree-optimization/36648
13485 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13486 number of prolog iterations by step. Fix the comment.
13488 2008-06-30 Richard Guenther <rguenther@suse.de>
13490 PR middle-end/36671
13491 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13492 handle calls from ECF_MALLOC functions.
13493 (handle_pure_call): ECF_MALLOC functions do not return
13495 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13497 2008-06-29 Andreas Schwab <schwab@suse.de>
13499 * config/m68k/m68k.c (print_operand): Always print a float
13501 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13502 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13505 * config/rs6000/x-linux64: Remove never used file.
13507 2008-06-29 Richard Guenther <rguenther@suse.de>
13509 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13511 (struct alias_info): Move ...
13512 * tree-ssa-alias.c: ... here.
13513 (update_alias_info): Declare.
13514 (compute_may_aliases): Call it.
13515 (update_alias_info): New function.
13516 * tree-ssa-structalias.c (update_alias_info): Move ...
13517 * tree-ssa-alias.c (update_alias_info_1): ... here.
13518 * tree-ssa-structalias.c (process_constraint_1): Remove
13519 unused from_call argument. Rename to ...
13520 (process_constraint): ... this. Delete old wrapper.
13521 (make_constraint_to): Adjust callers.
13522 (handle_const_call): Likewise.
13523 (handle_pure_call): Likewise.
13524 (init_base_vars): Likewise.
13525 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13526 (find_func_aliases): We don't need structure copies for
13528 (make_constraint_from_anything): Remove.
13529 (create_variable_info_for): For globals make constraints
13530 from escaped, not from anything.
13531 (compute_points_to_sets): Do not call update_alias_info.
13532 (ipa_pta_execute): Use make_constraint_from.
13534 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13536 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13537 (bitmap.o-warn, dominance.o-warn): New.
13538 * configure.ac (cxx_compat_warn): Delete.
13539 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13540 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13542 * configure: Regenerate.
13544 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13547 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13549 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13550 * df-scan.c (df_notes_rescan): Likewise.
13551 * ggc-page.c (set_page_table_entry): Likewise.
13552 * intl.c (gcc_gettext_width): Likewise.
13553 * varasm.c (get_unnamed_section, get_noswitch_section,
13554 get_section): Likewise.
13556 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13558 * regrename.c (build_def_use): Don't copy RTX.
13560 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13562 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13563 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13564 punctuation. Use @ref instead of @xref.
13565 (Function Names): Remove stray @display/@end display.
13566 (C++ Attributes): Use @ref instead of @xref.
13567 (Deprecated Features): Fix punctuation around @xref.
13568 (Backwards Compatibility): Likewise.
13569 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13571 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13573 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13574 constants for E500 double.
13576 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13578 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13579 element type of const_vector.
13581 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13583 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13584 Remove FLAGS_REG clobber from expander pattern.
13585 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13586 (anddi3, andsi3, andhi3, andqi3): Ditto.
13587 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13588 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13589 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13590 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13591 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13592 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13593 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13594 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13596 2008-06-28 Richard Guenther <rguenther@suse.de>
13598 * tree-ssa-structalias.c (callused_id, var_callused,
13599 callused_tree): Add.
13600 (handle_pure_call): New function.
13601 (find_func_aliases): Call it.
13602 (find_what_p_points_to): Handle the call-used set.
13603 (clobber_what_escaped): Likewise.
13604 (compute_call_used_vars): New function.
13605 (init_base_vars): Init the call-used variable.
13606 (do_sd_constraint): Do not propagate the solution from CALLUSED
13607 but use CALLUSED as a placeholder.
13608 (solve_graph): Likewise.
13609 * tree-flow-inline.h (gimple_call_used_vars): New function.
13610 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13611 (compute_call_used_vars): Declare.
13612 * tree-ssa-alias.c (set_initial_properties): Call
13613 compute_call_used_vars.
13614 (reset_alias_info): Clear call-used variables.
13615 (add_call_clobber_ops): Assert we are not called for const/pure
13616 functions. Remove handling of them.
13617 (add_call_read_ops): Handle pure functions by adding the
13618 call-used set of variables as VUSEs.
13619 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13620 (delete_tree_ssa): Free it.
13621 * tree-dfa.c (remove_referenced_var): Clear the var from the
13624 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13626 * tree.c (build_varargs_function_type_list): New.
13627 (build_function_type_list_1): New.
13628 (build_function_type_list): Use build_function_type_list_1.
13629 * tree.h (build_varargs_function_type_list): New.
13631 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13634 * config/spu/spu.c (spu_builtin_splats): Do not generate
13635 invalid CONST_VECTOR expressions.
13636 (spu_expand_vector_init): Likewise.
13638 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13640 * optabs.c (libfunc_decls): New variable.
13641 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13642 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13643 for the same function twice.
13645 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13647 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13648 ix86_expand_binary_operator directly.
13649 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13651 (*ashrti3_1): Ditto.
13652 (*lshrti3_1): Ditto.
13653 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13654 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13655 using only one splitter. Conditionaly execute splitter before or
13656 after peephole2 pass.
13657 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13658 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13659 Use only one alternative in asm template.
13660 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13662 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13663 "J" operand constraint for operand 2.
13664 (*ashldi3_cconly_rex64): Ditto.
13665 (*ashrdi3_cmp_rex64): Ditto.
13666 (*ashrdi3_cconly_rex64): Ditto.
13667 (*lshrdi3_cmp_rex64): Ditto.
13668 (*lshrdi3_cconly_rex64): Ditto.
13669 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13670 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13671 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13674 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13676 * gimplify.c (omp_is_private): Don't return true if decl is not
13677 already private on #pragma omp for or #pragma omp parallel for.
13680 * tree-cfg.c (struct move_stmt_d): Replace block field with
13681 orig_block and new_block fields.
13682 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13683 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13684 (move_block_to_fn): Replace vars_map and new_label_map arguments
13685 with struct move_stmt_d pointer.
13686 (replace_block_vars_by_duplicates): New function.
13687 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13688 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13689 all subblocks of ORIG_BLOCK to the new function. Call
13690 replace_block_vars_by_duplicates.
13691 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13692 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13693 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13694 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13695 (expand_omp): Temporarily set input_location to the location of
13696 region's controlling stmt.
13697 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13698 BIND_EXPR, push ctx->block_vars and gimplification vars into
13699 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13700 into dest function.
13701 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13702 there are any BLOCK_VARS.
13703 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13704 OMP_PARALLEL or OMP_TASK stmt.
13705 (lower_omp): Save and restore input_location around the lower_omp_1
13708 2008-06-27 Richard Guenther <rguenther@suse.de>
13710 PR tree-optimization/36400
13711 PR tree-optimization/36373
13712 PR tree-optimization/36344
13713 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13714 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13715 (update_alias_info): Remove call clobbering code.
13716 (make_constraint_to): New helper function.
13717 (make_escape_constraint): Likewise.
13718 (handle_rhs_call): Use it on all pointer containing arguments.
13719 Also mark the static chain escaped.
13720 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13721 instead of ANYTHING.
13722 (make_constraint_from): New helper split out from ...
13723 (make_constraint_from_anything): ... here.
13724 (find_func_aliases): Add constraints for escape sites.
13725 (intra_create_variable_infos): Make constraints from NONLOCAL
13727 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13729 (clobber_what_p_points_to): Remove.
13730 (clobber_what_escaped): New function.
13731 (init_base_vars): Init NONLOCAL and ESCAPED.
13732 (do_sd_constraint): Do not propagate the solution from ESCAPED
13733 but use ESCAPED as a placeholder.
13734 (solve_graph): Likewise.
13735 * tree-flow.h (clobber_what_p_points_to): Remove.
13736 (clobber_what_escaped): Declare.
13737 * tree-ssa-alias.c (set_initial_properties): Call it.
13738 Remove code clobbering escaped pointers.
13740 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13742 * function.c (allocate_struct_function): Only allocate a unique
13743 funcdef_no if the decl is nonzero.
13745 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13747 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13748 * config/mips/mips.c (mips_split_const_insns): New function.
13749 * config/mips/mips.md (move_type): New attribute.
13750 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13751 (dword_mode): New attribute.
13752 (type): Avoid long line. Map "move_type"s to "type"s,
13753 choosing "multi" for doubleword moves if appropriate.
13754 Swap MTC/MFC comments to match their declaration order.
13755 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13756 "type" is "branch" or "jal" is "direct".
13757 (length): Handle "extended_mips16" first. Make the default
13758 "0" for "ghost" instructions. Set the length from "move_type".
13759 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13760 of "type", with "sll0" for the register alternative. Remove the
13761 "extended_mips16" attribute.
13762 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13763 of "type", with "shift_shift" for the register alternative.
13764 Remove the "length" attribute.
13765 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13766 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13767 of "type", with "andi" for the register alternative.
13768 (*zero_extendqihi2): Likewise.
13769 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13770 of "andi" instead of a "type" of "arith".
13771 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13773 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13774 (mov_<store>r, *mov<mode>_ra): Likewise.
13775 (extendsidi2): Use "move_type" instead of "type", with "move"
13776 for the register alternative.
13777 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13778 of "type", with "signext" for the register alternative.
13779 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13780 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13781 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13782 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13783 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13784 (unnamed branch insn): Likewise.
13785 (*movdi_gp32_fp64): Fold into...
13786 (*movdi_32bit): ...here.
13787 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13788 (*movdf_hardfloat): ...this new pattern.
13789 (*movdf_softfloat): Remove redundant FPR alternatives.
13790 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13791 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13792 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13793 the "move" attribute.
13794 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13795 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13796 and "store" for COP loads and stores.
13797 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13798 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13799 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13800 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13801 (*movtf_mips16, *movv2sf): Likewise.
13802 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13803 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13804 (mfhc1<mode>): Use "move_type" instead of "move".
13805 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13806 (loadgp_blockage): Remove the "length" attribute.
13807 (blockage, set_got_version, update_got_version): Likewise.
13808 (call_internal): Remove the "extended_mips16" attribute.
13809 (call_value_internal, call_value_multiple_internal): Likewise.
13810 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13812 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13813 the "length" attribute.
13815 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13817 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13818 -Wcast-qual warnings.
13819 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13820 handle_pragma_pop_macro): Likewise.
13821 * collect2.c (resolve_lib_name): Likewise.
13822 * config/arc/arc.c (arc_init): Likewise.
13823 * config/arm/arm.c (neon_builtin_compare,
13824 locate_neon_builtin_icode): Likewise.
13825 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13826 * config/bfin/bfin.c (bfin_init_machine_status,
13827 bfin_optimize_loop): Likewise.
13828 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13829 * config/cris/cris.c (cris_init_expanders): Likewise.
13830 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13831 * config/darwin.c (machopic_indirection_eq,
13832 machopic_indirection_name, machopic_output_indirection): Likewise.
13833 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13834 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13835 frv_optimize_membar): Likewise.
13836 * config/i386/cygwin.h (mingw_scan,
13837 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13838 * config/i386/cygwin1.c (mingw_scan): Likewise.
13839 * config/i386/i386.c (machopic_output_stub): Likewise.
13840 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13841 i386_pe_unique_section): Likewise.
13842 * config/ia64/ia64.c (ia64_init_machine_status,
13843 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13845 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13846 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13847 * config/m68k/m68k.c (m68k_handle_option,
13848 m68k_sched_md_init_global): Likewise.
13849 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13850 mcore_unique_section): Likewise.
13851 * config/mips/mips.c (mips_block_move_straight,
13852 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13854 * config/mmix/mmix.c (mmix_init_machine_status,
13855 mmix_encode_section_info): Likewise.
13856 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13857 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13858 print_operand_address, output_toc, redefine_groups,
13859 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13860 * config/s390/s390.c (s390_init_machine_status): Likewise.
13861 * config/score/score.c (score_block_move_straight,
13862 score_block_move_loop_body): Likewise.
13863 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13864 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13865 * emit-rtl.c (find_auto_inc): Likewise.
13866 * gcc.c (translate_options, process_command): Likewise.
13867 * reorg.c (dbr_schedule): Likewise.
13868 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13869 * xcoffout.c (xcoffout_declare_function): Likewise.
13871 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13873 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13874 ipa-pta working again.
13876 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13878 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13881 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13883 * config.gcc (powerpc*-*-*): Add new core e500mc.
13884 * config/rs6000/e500mc.md: New file.
13885 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13887 (rs6000_override_options): Add e500mc case to
13888 processor_target_table. Altivec and Spe options not allowed
13889 with e500mc. Add isel instruction to e500mc by
13890 default. Initialize rs6000_cost for e500mc.
13891 (rs6000_issue_rate): Set issue rate for e500mc.
13892 * config/rs6000/rs6000.h (processor_type): Add
13893 PROCESSOR_PPCE500MC.
13894 (ASM_CPU_SPEC): Add e500mc.
13895 Set TARGET_ISEL to rs6000_isel.
13896 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13897 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13898 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13900 * doc/invoke.texi: Add e500mc to list of cpus.
13902 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13905 * c-lex.c (lex_charconst): Initialize unsignedp.
13907 2008-06-27 Olivier Hainque <hainque@adacore.com>
13909 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13910 documented assumptions.
13912 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13914 * dwarf2out.c: Remove trailing white spaces. Break long line
13917 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13919 * libfuncs.h (LTI_synchronize): New libfunc_index.
13920 (synchronize_libfunc): Declare.
13921 * builtins.c (expand_builtin_synchronize): Consider using
13922 synchronize_libfunc before falling back on an asm blockage.
13923 * config/mips/mips.c: Include libfuncs.h
13924 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13926 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13928 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13929 parameter. Copy stack_reg to r11 where appropriate.
13930 (no_global_regs_above): Add gpr parameter.
13931 (rs6000_stack_info): Only add padding for SPE save area if we
13932 are saving SPE GPRs and CR.
13933 (saveres_routine_syms): New variable.
13934 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13936 (rs6000_savres_routine_sym): New function.
13937 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13939 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13940 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13941 Tweak FPR out-of-line saving.
13942 (rs6000_make_savres_rtx): New function.
13943 (rs6000_use_multiple_p): New function.
13944 (rs6000_savres_strategy): New function.
13945 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13946 out-of-line if appropriate.
13947 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13948 if we are optimizing for size.
13949 (GP_SAVE_INLINE): Define.
13950 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13951 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13952 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13953 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13954 (*save_fpregs_<mode>): Add use of r11.
13955 (*restore_gpregs_<mode>): New insn.
13956 (*return_and_restore_gpregs_<mode>): New insn.
13957 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13959 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13960 (*restore_gpregs_spe): New insn.
13961 (*return_and_restore_gpregs_spe): New insn.
13962 * config/rs6000/predicates.md (save_world_operation): Fix check.
13964 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13966 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13967 this point, so assert that.
13969 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13971 * cfganal.c: Include vec.h and vecprim.h.
13972 (compute_idf): Import from...
13973 * tree-into-ssa (compute_idf): ...here.
13974 * basic-block.h (compute_idf): Export.
13976 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13978 * c-decl.c (merge_decls): Use !current_function_decl to check for
13979 extern declaration of C99 inline function being at file scope.
13981 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13983 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13985 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13987 * alias.c (record_alias_subset, init_alias_analysis): Fix
13988 -Wc++-compat and/or -Wcast-qual warnings.
13989 * attribs.c (lookup_attribute_spec): Likewise.
13990 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13991 copy_bb, connect_traces,
13992 find_rarely_executed_basic_blocks_and_cr): Likewise.
13993 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13994 note_btr_set, migrate_btr_defs): Likewise.
13995 * builtins.c (result_vector, expand_builtin_memcpy,
13996 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13997 builtin_memset_read_str, expand_builtin_printf,
13998 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14000 * caller-save.c (mark_set_regs): Likewise.
14001 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14002 * cgraph.c (cgraph_edge): Likewise.
14003 * combine.c (likely_spilled_retval_1): Likewise.
14004 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14005 htab_counts_entry_del, get_coverage_counts): Likewise.
14006 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14007 new_cselib_val): Likewise.
14008 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14009 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14011 * df-core.c (df_compact_blocks): Likewise.
14012 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14013 * df-scan.c (df_grow_reg_info, df_ref_create,
14014 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14015 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14016 df_record_entry_block_defs, df_record_exit_block_uses,
14017 df_bb_verify): Likewise.
14018 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14019 DF_REF_EXTRACT_MODE_CONST): New.
14020 * dominance.c (get_immediate_dominator, get_dominated_by,
14021 nearest_common_dominator, root_of_dom_tree,
14022 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14023 -Wc++-compat and/or -Wcast-qual warnings.
14024 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14025 record_store, replace_read, check_mem_read_rtx, scan_insn,
14026 dse_step1, dse_record_singleton_alias_set): Likewise.
14027 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14029 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14031 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14032 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14033 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14034 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14035 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14036 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14037 file_name_acquire, output_file_names, add_const_value_attribute,
14038 premark_used_types_helper, file_table_eq, file_table_hash,
14039 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14040 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14041 -Wcast-qual warnings.
14042 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14043 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14044 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14045 gen_reg_rtx, start_sequence, init_emit): Likewise.
14046 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14047 * except.c (init_eh_for_function, gen_eh_region,
14048 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14049 arh_to_landing_pad, arh_to_label, add_action_record,
14050 add_call_site, switch_to_exception_section): Likewise.
14051 * expmed.c (synth_mult): Likewise.
14052 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14053 store_expr): Likewise.
14054 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14056 * function.c (assign_stack_temp_for_type,
14057 allocate_struct_function, match_asm_constraints_1): Likewise.
14058 * gcov-io.c (gcov_allocate): Likewise.
14059 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14060 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14061 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14062 record_one_set, insert_expr_in_table, insert_set_in_table,
14063 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14064 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14065 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14066 -Wcast-qual warnings.
14068 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14070 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14071 -Wcast-qual warnings.
14072 * gcc.c (process_command): Likewise.
14073 * genattrtab.c (oballoc): Use XOBNEW.
14074 (oballocvec): Define.
14075 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14076 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14077 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14078 -Wc++-compat and/or -Wcast-qual warnings.
14079 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14080 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14081 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14082 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14083 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14084 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14085 add_excls, process_presence_absence_names,
14086 process_presence_absence_patterns, add_presence_absence,
14087 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14088 get_free_state, add_arc, get_free_automata_list_el,
14089 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14090 transform_3, cache_presence, create_ainsns, create_automata,
14091 create_state_ainsn_table, dfa_insn_code_enlarge,
14092 output_trans_func, output_min_issue_delay_func,
14093 output_dead_lock_func, output_reset_func,
14094 output_get_cpu_unit_code_func, output_dfa_start_func,
14095 expand_automata): Likewise.
14096 * genextract.c (gen_insn): Likewise.
14097 * gengtype-lex.l: Likewise.
14098 * gengtype.c (read_input_list, adjust_field_type,
14099 process_gc_options): Likewise.
14100 * genoutput.c (note_constraint): Likewise.
14101 * genpreds.c (mangle, add_constraint): Likewise.
14102 * genrecog.c (process_define_predicate, new_decision,
14103 add_to_sequence): Likewise.
14104 * gensupport.c (record_insn_name): Likewise.
14106 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14108 * config/i386/driver-i386.c (detect_caches_amd,
14109 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14110 and/or -Wcast-qual warnings.
14111 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14112 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14113 gt_pch_save): Likewise.
14114 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14115 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14116 * global.c (compute_regsets): Likewise.
14117 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14118 finish_graph_dump_file): Likewise.
14119 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14120 unlink_bb_notes): Likewise.
14121 * integrate.c (get_hard_reg_initial_val): Likewise.
14122 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14123 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14124 * local-alloc.c (update_equiv_regs): Likewise.
14125 * loop-invariant.c (check_invariant_table_size,
14126 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14128 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14129 altered_reg_used, mark_altered): Likewise.
14130 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14131 insert_var_expansion_initialization,
14132 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14133 release_var_copies): Likewise.
14134 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14135 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14136 analyze_accesses_for_phi_node, check_var_notmodified_p,
14137 check_allocation_function, find_sites_in_func,
14138 record_all_accesses_in_func, transform_access_sites,
14139 transform_allocation_sites): Likewise.
14140 * omp-low.c (new_omp_region, create_omp_child_function_name,
14141 check_omp_nesting_restrictions, check_combined_parallel,
14142 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14143 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14144 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14145 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14147 * opts-common.c (prune_options): Likewise.
14148 * opts.c (add_input_filename, print_filtered_help,
14149 get_option_state): Likewise.
14150 * params.c (add_params): Likewise.
14151 * passes.c (set_pass_for_id, next_pass_1,
14152 do_per_function_toporder, pass_fini_dump_file): Likewise.
14153 * postreload.c (reload_cse_simplify_operands): Likewise.
14154 * predict.c (tree_predicted_by_p, tree_predict_edge,
14155 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14157 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14159 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14161 * recog.c (check_asm_operands, validate_change_1): Likewise.
14162 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14163 subst_asm_stack_regs): Likewise.
14164 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14165 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14166 * regmove.c (reg_is_remote_constant_p): Likewise.
14167 * regrename.c (regrename_optimize, scan_rtx_reg,
14168 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14170 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14171 regstat_compute_calls_crossed): Likewise.
14172 * reload1.c (init_reload, new_insn_chain,
14173 has_nonexceptional_receiver, reload, copy_reloads,
14174 calculate_needs_all_insns, init_elim_table): Likewise.
14175 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14176 * rtl.c (shallow_copy_rtx_stat): Likewise.
14177 * rtlanal.c (parms_set): Likewise.
14178 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14179 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14180 * sched-ebb.c (earliest_block_with_similiar_load,
14181 add_deps_for_risky_insns): Likewise.
14182 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14183 schedule_region): Likewise.
14184 * see.c (eq_descriptor_pre_extension,
14185 hash_descriptor_pre_extension, hash_del_pre_extension,
14186 eq_descriptor_properties, hash_descriptor_properties,
14187 hash_del_properties, see_seek_pre_extension_expr,
14188 see_initialize_data_structures, see_print_register_properties,
14189 see_print_pre_extension_expr, see_delete_merged_def_extension,
14190 see_delete_unmerged_def_extension, see_emit_use_extension,
14191 see_pre_delete_extension, see_map_extension, see_commit_changes,
14192 see_analyze_merged_def_local_prop,
14193 see_analyze_merged_def_local_prop,
14194 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14195 see_set_prop_merged_def, see_set_prop_unmerged_def,
14196 see_set_prop_unmerged_use, see_print_one_extension,
14197 see_merge_one_use_extension, see_merge_one_def_extension,
14198 see_store_reference_and_extension, see_update_uses_relevancy,
14199 see_update_defs_relevancy): Likewise.
14200 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14201 hash_statistics_free, curr_statistics_hash): Likewise.
14202 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14203 expand_asm_operands, expand_return, case_bit_test_cmp,
14204 expand_case): Likewise.
14205 * stor-layout.c (start_record_layout): Likewise.
14206 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14207 gt_pch_save_stringpool): Likewise.
14208 * tree-data-ref.c (hash_stmt_vertex_info,
14209 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14210 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14212 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14215 * config/i386/i386.md : Change constraints of HImode and QImode
14216 immediate operands from "i" to "n". Change SImode "ni" constraint to
14217 "i" and SImode "rmi" constraint to "g". Remove all constraints
14218 from const0_operand and const1_operand predicated operands.
14219 (i): Change QImode and HImode attribute from "i" to "n".
14220 (*subqi_2): Change HImode operands to QImode.
14223 2008-06-25 Olivier Hainque <hainque@adacore.com>
14225 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14228 2008-06-25 Richard Guenther <rguenther@suse.de>
14230 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14231 not overflow the result type.
14233 2008-06-25 Richard Guenther <rguenther@suse.de>
14235 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14236 (vn_lookup): Likewise.
14238 2008-06-25 Richard Guenther <rguenther@suse.de>
14240 PR tree-optimization/35518
14241 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14242 * tree-sra.c (instantiate_element): Use fold_build3 to build
14244 (try_instantiate_multiple_fields): Likewise.
14246 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14248 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14251 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14253 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14254 use_backchain_to_restore_sp to true
14255 if the offset of the link register save area would go over the 32k - 1
14256 offset limit of the load
14259 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14261 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14262 anchor for the type-punning blurb. Cross-reference "Structures
14263 unions enumerations and bit-fields implementation". Provide a
14264 cast-through-pointer example. Make final sentence self-contained.
14265 * doc/implement-c.texi (Structures unions enumerations and
14266 bit-fields implementation): Cross-reference the type-punning blurb
14267 in the -fstrict-aliasing documentation.
14269 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14271 PR middle-end/36594
14272 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14273 the memory instead of the memory itself for the save area.
14275 2008-06-24 Olivier Hainque <hainque@adacore.com>
14276 Nicolas Roche <roche@adacore.com>
14278 * gengtype.c (srcdir_len): size_t instead of int.
14279 (get_file_realbasename): New function. For F a filename, the real
14280 basename of F, with all the path components stripped.
14281 (get_file_srcdir_relative_path): New function. For F a filename, the
14282 relative path to F from $(srcdir).
14283 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14284 get_file_realbasename. Adjust the head comment.
14285 (get_prefix_langdir_index): New function. For F a filename, return the
14286 lang_dir_names[] relative index of the language directory that is
14288 (get_file_langdir): For F a filename, return the name of the language
14289 directory where F is located.
14290 (get_file_gtfilename): New function. The gt- output file name for an
14292 (get_output_file_with_visibility): Replace in-line computations with
14293 uses of get_file_gtfilename and get_prefix_langdir_index.
14294 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14296 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14298 PR tree-optimization/36504
14299 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14300 references without base address.
14302 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14304 PR middle-end/36584
14305 * calls.c (expand_call): Increase alignment for recursive functions.
14307 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14309 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14310 (TARGET_FUNCTION_VALUE): New define.
14311 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14312 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14314 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14316 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14317 (fmod<mode>3): Ditto.
14318 (remainderxf3): Ditto.
14319 (remainder<mode>3): Ditto.
14321 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14324 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14325 REG is a hard register.
14327 PR tree-optimization/36508
14328 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14329 499, don't check it at all in release compilers.
14331 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14333 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14334 together with SSE_TARGET_MATH to disable insn pattern.
14335 (*fop_<MODEF:mode>_2_i387): Ditto.
14336 (*fop_<MODEF:mode>_3_i387): Ditto.
14338 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14340 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14342 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14344 PR middle-end/34906
14345 * gimplify.c (gimplify_asm_expr): Check the return code of
14346 parse_output_constraint call, set function return and is_inout
14347 value if it failed.
14349 2008-06-22 Ian Lance Taylor <iant@google.com>
14351 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14352 (narrowest_signed_type): Likewise.
14353 * c-typeck.c (c_common_type): Change local variable mclass to enum
14355 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14356 tcc_comparison, not the tree code itself.
14357 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14358 (c_expand_expr): Cast modifier to enum expand_modifier.
14359 * c-common.h (C_RID_CODE): Add casts.
14360 (C_SET_RID_CODE): Define.
14361 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14362 (c_lex_one_token): Add cast to avoid warning.
14363 (c_parser_objc_type_name): Rename local typename to type_name.
14364 (check_no_duplicate_clause): Change code parameter to enum
14366 (c_parser_omp_var_list_parens): Change kind parameter to enum
14368 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14369 c_parser_omp_list_var_parens.
14370 (c_parser_omp_threadprivate): Likewise.
14371 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14372 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14373 * c-format.c (NO_FMT): Define.
14374 (printf_length_specs): Use NO_FMT.
14375 (asm_fprintf_length_specs): Likewise.
14376 (gcc_diag_length_specs): Likewise.
14377 (scanf_length_specs): Likewise.
14378 (strfmon_length_specs): Likewise.
14379 (gcc_gfc_length_specs): Likewise.
14380 (printf_flag_specs): Change 0 to STD_C89.
14381 (asm_fprintf_flag_specs): Likewise.
14382 (gcc_diag_flag_specs): Likewise.
14383 (gcc_cxxdiag_flag_specs): Likewise.
14384 (scanf_flag_specs): Likewise.
14385 (strftime_flag_specs): Likewise.
14386 (strfmon_flag_specs): Likewise.
14387 (print_char_table): Likewise.
14388 (asm_fprintf_char_table): Likewise.
14389 (gcc_diag_char_table): Likewise.
14390 (gcc_tdiag_char_table): Likewise.
14391 (gcc_cdiag_char_table): Likewise.
14392 (gcc_cxxdiag_char_table): Likewise.
14393 (gcc_gfc_char_table): Likewise.
14394 (scan_char_table): Likewise.
14395 (time_char_table): Likewis.
14396 (monetary_char_table): Likewise.
14397 * c-format.h (BADLEN): Likewise.
14399 2008-06-21 Ian Lance Taylor <iant@google.com>
14401 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14402 Define END_OF_BASE_TREE_CODES around inclusion.
14403 * tree.c (tree_code_type): New global array.
14404 (tree_code_length, tree_code_name): Likewise.
14405 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14406 $(lang_tree_files).
14407 (all-tree.def, s-alltree): New targets.
14408 (gencheck.h, s-gencheck): Remove.
14409 (tree.o): Depend upon all-tree.def.
14410 (build/gencheck.o): Remove gencheck.h dependency.
14411 (mostlyclean): Don't remove gencheck.h.
14412 * c-common.h (enum c_tree_code): Remove.
14413 * c-lang.c (tree_code_type): Remove.
14414 (tree_code_length, tree_code_name): Remove.
14415 * gencheck.c (tree_codes): Include all-tree.def, rather than
14416 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14418 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14420 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14421 (operator_name_info): Size to MAX_TREE_CODES.
14422 (assignment_operator_name_info): Likewise.
14423 * cp/cp-lang.c (tree_code_type): Remove.
14424 (tree_code_length, tree_code_name): Remove.
14425 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14426 (assignment_operator_name_info): Likewise.
14427 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14429 * cp/mangle.c (write_expression): Likewise.
14430 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14431 * fortran/f95-lang.c (tree_code_type): Remove.
14432 (tree_code_length, tree_code_name): Remove.
14433 * java/java-tree.h (enum java_tree_code): Remove.
14434 * java/lang.c (tree_code_type): Remove.
14435 (tree_code_length, tree_code_name): Remove.
14436 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14437 * objc/objc-act.h (enum objc_tree_code): Remove.
14438 * objc/objc-lang.c (tree_code_type): Remove.
14439 (tree_code_length, tree_code_name): Remove.
14440 * objcp/objcp-lang.c (tree_code_type): Remove.
14441 (tree_code_length, tree_code_name): Remove.
14442 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14443 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14444 * ada/misc.c (tree_code_type): Remove.
14445 (tree_code_length, tree_code_name): Remove.
14447 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14449 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14450 the grand_bitmap_obstack.
14452 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14454 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14455 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14456 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14457 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14458 move_stmt_r, new_label_mapper): Likewise.
14459 * tree-complex.c (cvc_lookup): Likewise.
14460 * tree-dfa.c (create_function_ann): Likewise.
14461 * tree-dump.c (dump_register): Likewise.
14462 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14463 find_phi_replacement_condition): Likewise.
14464 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14465 tree_function_versioning): Likewise.
14466 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14467 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14468 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14469 get_nonlocal_debug_decl, convert_nonlocal_reference,
14470 convert_nonlocal_omp_clauses, get_local_debug_decl,
14471 convert_local_reference, convert_local_omp_clauses,
14472 convert_nl_goto_reference, convert_nl_goto_receiver,
14473 convert_tramp_reference, convert_call_expr): Likewise.
14474 * tree-outof-ssa.c (contains_tree_r): Likewise.
14475 * tree-parloops.c (reduction_phi, initialize_reductions,
14476 eliminate_local_variables_1, add_field_for_reduction,
14477 add_field_for_name, create_phi_for_local_result,
14478 create_call_for_reduction_1, create_loads_for_reductions,
14479 create_stores_for_reduction, create_loads_and_stores_for_name):
14481 * tree-phinodes.c (allocate_phi_node): Likewise.
14482 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14483 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14484 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14485 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14486 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14487 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14488 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14489 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14490 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14491 vn_nary_op_insert): Likewise.
14492 * tree-ssa.c (redirect_edge_var_map_add,
14493 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14494 * tree-vectorizer.c (vectorize_loops): Likewise.
14495 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14496 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14497 tree_cons_stat, build1_stat, build_variant_type_copy,
14498 decl_init_priority_lookup, decl_fini_priority_lookup,
14499 decl_priority_info, decl_restrict_base_lookup,
14500 decl_restrict_base_insert, decl_debug_expr_lookup,
14501 decl_debug_expr_insert, decl_value_expr_lookup,
14502 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14503 type_hash_add, get_file_function_name, tree_check_failed,
14504 tree_not_check_failed, tree_range_check_failed,
14505 omp_clause_range_check_failed, build_omp_clause,
14506 build_vl_exp_stat): Likewise.
14507 * value-prof.c (gimple_histogram_value,
14508 gimple_duplicate_stmt_histograms): Likewise.
14509 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14510 unshare_variable, variable_union_info_cmp_pos, variable_union,
14511 dataflow_set_different_1, dataflow_set_different_2,
14512 vt_find_locations, variable_was_changed, set_variable_part,
14513 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14514 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14515 section_entry_hash, object_block_entry_eq,
14516 object_block_entry_hash, create_block_symbol,
14517 initialize_cold_section_name, default_function_rodata_section,
14518 strip_reg_name, set_user_assembler_name, const_desc_eq,
14519 build_constant_desc, output_constant_def, lookup_constant_def,
14520 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14521 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14522 default_internal_label): Likewise.
14523 * varray.c (varray_init, varray_grow): Likewise.
14524 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14526 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14528 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14529 operators for "test" insn. Macroize insn using SWI mode macro.
14530 (*jcc_fused_2): Ditto.
14531 (*jcc_fused_3): Macroize insn using SWI mode macro.
14532 (*jcc_fused_4): Ditto.
14534 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14536 * tree-ssa-pre.c: Fix typo in comment.
14537 (init_antic, fini_antic): Add explicit funtions for
14538 initializing and deinitializing ANTIC and AVAIL sets.
14539 (create_expression_by_pieces): Fix typo in comment.
14540 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14541 (execute_pre): Eventually dump details about ANTIC_IN.
14543 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14545 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14546 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14547 add_to_obstack, file_at_path, find_a_file, execute,
14548 add_preprocessor_option, add_assembler_option, add_linker_option,
14549 process_command, insert_wrapper, do_option_spec, do_self_spec,
14550 spec_path, do_spec_1, is_directory, main, used_arg,
14551 getenv_spec_function): Likewise.
14552 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14553 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14556 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14558 * doc/rtl.texi: Updated subreg section.
14560 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14563 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14564 node->needed and node->reachable.
14565 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14566 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14567 (expand_task_call): Don't call expand_task_copyfn.
14568 (expand_task_copyfn): Renamed to...
14569 (finalize_task_copyfn): ... this.
14571 2008-06-19 Jan Hubicka <jh@suse.cz>
14573 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14574 clobbering framepointer.
14576 2008-06-19 Jan Hubicka <jh@suse.cz>
14578 * tree-optimize.c (execute_early_local_optimizations): Set
14579 cgraph_state only at first invocation.
14581 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14583 * system.h (-Wc++-compat): Activate as a warning, no an error.
14585 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14587 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14588 instead of "#" in insn asm template.
14589 (*jcc_fused_2): Ditto.
14591 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14593 * config/i386/i386.h (ix86_tune_indices)
14594 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14595 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14596 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14597 (*jcc_fused_2): Ditto.
14598 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14599 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14600 (print operand): Handle 'E' and 'e' code.
14602 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14604 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14605 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14606 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14608 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14610 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14612 (cgraph_expand_function): Use local copy of decl.
14613 (cgraph_expand_all_functions): Remove redundant initialization of
14615 (cgraph_optimize): Reword internal_error message.
14617 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14619 * arm-protos.h (arm_return_in_memory): Remove public
14620 arm_return_in_memory() prototype.
14621 * arm.c (arm_return_in_memory): Add static prototype, add target
14622 hook macro, change definition and comments.
14623 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14625 2008-06-19 Ben Elliston <bje@au.ibm.com>
14627 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14628 real.c: Remove references to IEEE 754R.
14629 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14630 * doc/libgcc.texi (Decimal float library routines): Likewise.
14632 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14634 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14635 (default_unwind_word_mode): Add prototype.
14636 * targhooks.c (default_unwind_word_mode): New function.
14637 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14638 instead of word_mode.
14639 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14640 (TARGET_INITIALIZER): Use it.
14642 * c-common.c (handle_mode_attribute): Support "unwind_word"
14644 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14646 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14647 word_mode to access SjLj_Function_Context member "data".
14648 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14649 conversion from targetm.eh_return_filter_mode () to
14650 targetm.unwind_word_mode () if they differ.
14652 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14653 (BT_FN_UNWINDWORD_PTR): New function type.
14654 (BT_FN_WORD_PTR): Remove.
14655 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14656 * except.c (expand_builtin_extend_pointer): Convert pointer to
14657 targetm.unwind_word_mode () instead of word_mode.
14659 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14660 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14661 (spu_unwind_word_mode): New function.
14662 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14663 (TARGET_UNWIND_WORD_MODE): Define.
14664 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14666 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14668 * config/spu/spu.c (reg_align): Remove.
14669 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14670 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14671 (spu_split_store): Likewise.
14673 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14675 * gcc/tree-vn.c: Fix typo in comment.
14677 2008-06-18 Jan Hubicka <jh@suse.cz>
14679 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14680 toplevel reorder too.
14682 2008-06-18 Jan Hubicka <jh@suse.cz>
14684 * c-opts.c (c_common_post_options): PCH is not compatible with
14686 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14687 -fno-toplevel-reorder by default now.
14689 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14691 PR documentation/30739
14692 * doc/install.texi (Prerequisites): Document dependency on awk.
14694 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14695 Ian Lance Taylor <iant@google.com>
14697 PR rtl-optimization/35604
14698 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14699 only want to change jump destinations, not eventual label comparisons.
14701 2008-06-16 Jan Hubicka <jh@suse.cz>
14703 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14705 (cgraph_analyze_function): Likewise.
14707 2008-06-16 Jan Hubicka <jh@suse.cz>
14709 * cgraph.h (cgraph_mark_if_needed): New function.
14710 * cgraphunit.c (cgraph_mark_if_needed): New function.
14711 * c-decl.c (duplicate_decl): Use it.
14713 2008-06-16 Jan Hubicka <jh@suse.cz>
14715 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14718 2008-06-16 Jan Hubicka <jh@suse.cz>
14720 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14722 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14723 Kazu Hirata <kazu@codesourcery.com>
14724 Maxim Kuvyrkov <maxim@codesourcery.com
14726 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14727 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14728 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14729 EXTRA_SPEC_FUNCTIONS.
14730 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14731 (DRIVER_SELF_SPECS): Adjust.
14732 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14733 * config/mips/st.h, config/mips/t-st: New.
14734 * config/mips/driver-native.c, config/mips/x-native: New.
14735 * doc/invoke.texi (MIPS): Document 'native' value for -march and
14738 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14740 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14742 (ISA_HAS_FP_CONDMOVE): New macro.
14743 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14744 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14745 (ISA_HAS_NMADD3_NMSUB3): New macro.
14746 * config/mips/mips.c (mips_rtx_costs): Update.
14747 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14748 compiling for ST Loongson 2E/2F.
14749 (madd<mode>): Rename to madd4<mode>. Update.
14750 (madd3<mode>): New pattern.
14751 (msub<mode>): Rename to msub4<mode>. Update.
14752 (msub3<mode>): New pattern.
14753 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14754 (nmadd3<mode>): New pattern.
14755 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14756 (nmadd3<mode>_fastmath): New pattern.
14757 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14758 (nmsub3<mode>): New pattern.
14759 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14760 (nmsub3<mode>_fastmath): New pattern.
14761 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14763 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14765 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14766 (DF_REF_INSN_INFO): New.
14767 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14768 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14769 with a NULL DF_REF_INSN_INFO.
14770 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14772 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14773 DF_INSN_INFO_EQ_USES): New.
14774 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14775 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14776 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14777 * df-core.c: Update comment for above changes.
14778 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14779 DF_INSN_UID_* macros.
14780 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14781 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14782 insn rtx. Update all callers.
14783 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14784 df_ref_create_structure, df_insn_refs_collect): Likewise.
14785 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14786 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14787 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14788 macros to access the insn refs.
14789 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14790 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14791 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14792 for accessing the refs.
14793 (try_fwprop_subst): Likewise.
14794 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14795 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14796 for accessing the refs.
14797 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14798 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14799 to look at the insn refs.
14800 (record_uses): Likewise.
14801 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14803 (mark_artificial_uses): Don't mark_insn for artificial refs.
14804 (mark_reg_rependencies): Likewise.
14806 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14808 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14810 * configure: Regenerate.
14812 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14814 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14815 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14816 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14818 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14820 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14822 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14824 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14826 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14827 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14828 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14830 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14832 * tree-ssa-sccvn.c: Fix format of comments.
14834 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14836 * cgraph.c: Remove unneeded forward declarations of eq_node()
14839 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14841 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14843 (see_update_relevancy): Likewise.
14844 * fwprop.c (try_fwprop_subst): Likewise.
14845 * rtlanal.c (noop_move_p): Likewise.
14846 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14847 notes to non-existing libcall blocks.
14848 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14850 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14851 (dead_libcall_p): Remove.
14852 (delete_trivially_dead_insns): Don't use it.
14853 * web.c (union_defs): Remove comment about keeping nops.
14854 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14855 (compute_hash_table_work): Don't track libcall notes.
14856 (do_local_cprop): Don't take libcall pointers. Don't update
14858 (adjust_libcall_notes): Deleted.
14859 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14860 ever have existed in the first place).
14861 (replace_store_insn): Don't try to remove libcall notes.
14862 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14863 (resolve_reg_notes): Don't call them.
14864 (resolve_simple_move): Likewise.
14865 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14866 Don't remove REG_RETVAL notes.
14867 * emit-rtl.c (try_split): Don't update libcall notes.
14868 (emit_copy_of_insn_after): Dito.
14869 * cselib.c (cselib_current_insn_in_libcall): Remove.
14870 (cselib_process_insn): Don't set/clear it.
14871 (new_elt_loc_list): Don't record it.
14872 (cselib_init): Don't initialize it.
14873 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14874 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14876 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14877 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14878 (init_deps): Don't initialize it.
14879 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14880 * combine.c (delete_noop_moves): Don't update libcall notes.
14881 (can_combine_p): Remove now pointless #if 0 block.
14882 (try_combine): Remove another obsolete #if 0 block.
14883 (distribute_notes): Don't distribute libcall notes.
14884 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14885 * dce.c (libcall_dead_p): Remove.
14886 (delete_unmarked_insns): Don't handle libcall blocks.
14887 (preserve_libcall_for_dce): Remove.
14888 (prescan_insns_for_dce): Don't special-case libcall block insns.
14889 * reload1 (reload): Don't handle libcall notes.
14890 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14893 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14895 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14896 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14897 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14899 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14901 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14902 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14903 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14905 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14907 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14909 2008-06-16 Ira Rosen <irar@il.ibm.com>
14911 PR tree-optimization/36493
14912 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14913 the arguments list. Use VECTYPE to create vector pointer.
14914 (vectorizable_store): Fail if accesses through a pointer to vectype
14915 do not alias the original memory reference operands.
14916 Call vect_create_data_ref_ptr without the removed argument.
14917 (vectorizable_load): Likewise.
14918 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14921 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14924 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14925 reg_equiv_constant.
14927 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14929 * config/mips/loongson2ef.md: New file.
14930 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14931 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14932 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14933 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14934 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14936 (loongson2ef.md): New include.
14937 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14938 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14939 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14940 (loongson_gt_<mode>, loongson_extract_halfword)
14941 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14942 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14943 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14944 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14945 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14946 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14947 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14948 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14949 (vec_interleave_low<mode>): Define type attribute.
14950 * config/mips/mips.c (mips_ls2): New static variable.
14951 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14952 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14953 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14954 Implement target scheduling hooks.
14955 (mips_multipass_dfa_lookahead): Update to handle tuning for
14957 (mips_sched_init): Initialize data for Loongson scheduling.
14958 (mips_ls2_variable_issue): New static function.
14959 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14961 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14962 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14963 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14964 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14965 Handle ST Loongson 2E/2F cores.
14966 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14968 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14970 * omp-low.c (extract_omp_for_data): Fix comment typo.
14973 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14975 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14976 FIXME note about gcc/config.guess.
14977 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14978 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14979 * doc/cppopts.texi: Likewise.
14980 * doc/extend.texi: Likewise.
14981 * doc/gcc.texi: Likewise.
14982 * doc/gccint.texi: Likewise.
14983 * doc/gcov.texi: Likewise.
14984 * doc/gty.texi: Likewise.
14985 * doc/hostconfig.texi: Likewise.
14986 * doc/install.texi: Likewise.
14987 * doc/invoke.texi: Likewise.
14988 * doc/loop.texi: Likewise.
14989 * doc/makefile.texi: Likewise.
14990 * doc/md.texi: Likewise.
14991 * doc/passes.texi: Likewise.
14992 * doc/tm.texi: Likewise.
14993 * doc/tree-ssa.texi: Likewise.
14994 * doc/trouble.texi: Likewise.
14996 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14997 Nathan Sidwell <nathan@codesourcery.com>
14998 Maxim Kuvyrkov <maxim@codesourcery.com>
14999 Richard Sandiford <rdsandiford@googlemail.com>
15001 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15002 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15003 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15005 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15006 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15007 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15009 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15010 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15011 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15012 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15013 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15014 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15015 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15016 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15017 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15018 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15019 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15020 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15021 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15022 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15023 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15024 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15025 (mips_builtins): Add Loongson builtins.
15026 (mips_loongson_2ef_bdesc): New.
15027 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15028 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15029 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15030 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15032 (mips_expand_vector_init): New.
15033 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15034 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15036 * config/mips/mips.md: Add unspec numbers for Loongson
15037 builtins. Include loongson.md.
15038 (MOVE64): Include Loongson vector modes.
15039 (SPLITF): Include Loongson vector modes.
15040 (HALFMODE): Handle Loongson vector modes.
15041 * config/mips/loongson.md: New.
15042 * config/mips/loongson.h: New.
15043 * config.gcc: Add loongson.h header for mips*-*-* targets.
15044 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15046 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15048 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15049 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15050 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15051 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15052 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15053 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15054 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15055 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15056 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15057 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15058 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15059 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15060 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15061 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15062 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15063 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15064 Remove use_fixproto=yes.
15065 (ia64*-*-hpux*): Remove comment about using fixproto.
15066 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15068 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15070 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15072 * configure: Regenerate.
15074 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15076 PR middle-end/36520
15077 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15078 before evaluating it.
15080 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15083 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15084 nested inline functions.
15085 (start_decl, start_function): Don't invert DECL_EXTERNAL
15086 for nested inline functions.
15088 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15090 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15091 splits that must be made for correctness.
15093 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15095 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15096 (AVAIL_NON_MIPS16): Likewise.
15097 (mips_builtin_description): Replace target_flags with a predicate.
15098 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15099 (dspr2_32): New availability predicates.
15100 (MIPS_BUILTIN): New macro.
15101 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15102 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15103 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15104 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15105 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15106 (mips_dsp_32only_bdesc): Merge into...
15107 (mips_builtins): ...this new array.
15108 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15109 (mips_init_builtins): Update after above changes.
15110 (mips_expand_builtin_1): Merge into...
15111 (mips_expand_builtin): ...here and update after above changes.
15113 2008-06-12 Paul Brook <paul@codesourcery.com>
15115 * longlong.h (__arm__): Define count_leading_zeros.
15116 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15117 (clzsi2, clzdi2): New functions.
15118 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15119 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15120 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15121 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15122 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15123 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15124 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15125 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15126 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15127 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15129 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15131 * config/m68k/m68k.c (m68k_tune_flags): New.
15132 (override_options): Compute m68k_tune_flags.
15133 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15134 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15136 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15138 PR middle-end/36506
15139 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15141 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15143 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15144 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15146 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15148 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15149 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15151 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15153 PR middle-end/36506
15154 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15157 2008-06-12 Richard Guenther <rguenther@suse.de>
15159 PR tree-optimization/36345
15160 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15161 add memory_tag_needed flag.
15162 (may_alias_p): Declare.
15163 * tree-ssa-alias.c (may_alias_p): Export.
15164 (set_initial_properties): Use memory_tag_needed flag.
15165 (update_reference_counts): Likewise.
15166 (reset_alias_info): Reset memory_tag_needed flag.
15167 (create_name_tags): Check memory_tag_needed flag.
15168 (dump_points_to_info_for): Dump it.
15169 * tree-ssa-structalias.c (struct variable_info): Remove
15170 directly_dereferenced flag.
15171 (new_var_info): Do not initialize it.
15172 (process_constraint_1): Do not set it.
15173 (update_alias_info): Set is_dereferenced flag.
15174 (set_uids_in_ptset): Use may_alias_p.
15175 (set_used_smts): Check memory_tag_needed flag.
15176 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15177 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15178 memory_tag_needed flag.
15179 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15180 from broken design.
15182 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15184 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15185 red zone for w64 abi.
15186 (ix86_expand_prologue): Likewise.
15187 (ix86_force_to_memory): Likewise.
15188 (ix86_free_from_memory): Likewise.
15190 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15193 * config/rs6000/rs6000.c (rs6000_override_options): Set
15194 rs6000_isel conditionally to the absence of comand line override.
15195 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15196 Remove duplicate rs6000_isel setting.
15197 * config/rs6000/eabispe.h: Ditto.
15199 2008-06-11 Richard Guenther <rguenther@suse.de>
15201 * alias.c (get_alias_set): Use the element alias-set for arrays.
15202 (record_component_aliases): For arrays and vectors do nothing.
15203 * c-common.c (strict_aliasing_warning): Handle the cases
15204 of alias set zero explicitly.
15205 * Makefile.in (dfp.o-warn): Add -Wno-error.
15207 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15209 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15211 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15212 tune_32 tune_64 to supported_defaults. Allow values not
15213 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15214 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15215 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15216 with_cpu_64 to generic for 64-bit-supporting configurations, not
15217 with_cpu. Remove FIXMEs.
15218 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15219 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15220 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15221 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15222 arch_32 and arch_64.
15224 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15225 Olivier Hainque <hainque@adacore.com>
15227 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15228 Use DECL_SIZE_UNIT to retrieve the size of the field.
15230 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15232 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15233 with function calls after declarations. Lay out
15234 neon_float_type_node before further use.
15236 2008-06-11 Richard Guenther <rguenther@suse.de>
15238 * tree-flow.h (may_point_to_global_var): Declare.
15239 * tree-ssa-alias.c (may_point_to_global_var): New function.
15240 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15242 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15244 * configure.ac: Teach that fido supports .debug_line.
15245 * configure: Regenerate.
15247 2008-06-10 Tom Tromey <tromey@redhat.com>
15249 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15252 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15254 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15255 (encode_decimal64, decode_decimal64, encode_decimal128,
15256 decode_decimal128): Reverse order of 32-bit parts of value if host
15257 and target endianness differ.
15259 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15261 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15262 Avoid division by 0.
15263 (tree_mod_pow2_value_transform): Likewise.
15264 (tree_ic_transform): Likewise.
15265 (tree_stringops_transform): Likewise.
15266 (tree_mod_subtract_transform): Likewise.
15267 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15268 (copy_edges_for_bb): Likewise.
15269 (initialize_cfun): Likewise.
15271 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15273 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15274 nonmemory_operand. Add "N" operand constraint.
15276 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15277 (*jcc_btsi_mask): Ditto.
15278 (*jcc_btsi_mask_1): Ditto.
15280 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15282 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15283 TYPE_CANONICAL for copied element type.
15285 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15288 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15289 Add m_CORE2 and m_GENERIC.
15290 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15291 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15293 (*jcc_btdi_rex64): New instruction and split pattern.
15294 (*jcc_btsi): Ditto.
15295 (*jcc_btsi_1): Ditto.
15296 (*btsq): Fix Intel asm dialect operand order.
15300 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15302 PR middle-end/36447
15303 * simplify-rtx.c (simplify_subreg): Add check for shift count
15306 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15308 * doc/md.texi: Synchronize with later constraints.md change.
15309 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15310 with a C implementation.
15311 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15313 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15314 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15315 when moving to and from MD_REGNUM.
15316 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15317 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15318 Handle byte and halfword moves.
15319 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15321 * config/mips/constraints.md (h): Turn into NO_REGS.
15322 (l, x): Update documentation.
15323 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15324 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15325 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15326 (HILO): New mode iterator.
15328 (any_div): New code iterator.
15329 (u): Extend code attribute to div and udiv.
15330 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15331 d_operand in the splitters. Remove redundant CONST_INT checks.
15332 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15333 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15334 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15335 accordingly, using normal moves instead of unspecs to move LO into
15336 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15337 (<u>mulsidi3): Handle expansion in C code.
15338 (<u>mulsidi3_32bit_internal): Rename to...
15339 (<u>mulsidi3_32bit): ...this.
15340 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15341 (*<u>mulsidi3_64bit): Rename to...
15342 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15343 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15344 to set LO and HI to the multiplication result. Use a normal move
15345 for MFLO and an unspec for MFHI.
15346 (*<u>mulsidi3_64bit_parts): Replace with...
15347 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15348 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15349 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15350 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15351 instead of HI. Split the instruction into a separate multiplication
15352 and MFHI if !TARGET_FIX_R4000.
15353 (<su>muldi3_highpart): Likewise.
15354 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15355 and the "=h" clobber.
15356 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15357 (<u>mulditi3): New expander.
15358 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15359 (madsi): Remove "=h" clobber.
15360 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15361 Force the modulus result to be a GPR and split the instruction into
15362 a division followed by an MFHI after reload.
15363 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15364 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15365 the MIPS16 HIGH define_split.
15366 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15367 of acc<->gpr moves to "multi".
15368 (*movdi_64bit): Replace the single "x" alternative with
15369 alternatives for moving into and out of "a".
15370 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15371 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15372 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15373 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15374 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15375 (movti): New expander.
15376 (*movti, *movti_mips16): New insns.
15377 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15378 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15379 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15380 * config/mips/predicates.md (fpr_operand): Delete.
15381 (d_operand): New predicate.
15383 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15385 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15386 failure on some Bourne shells.
15387 (x86_64-*-*): Ditto.
15389 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15391 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15393 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15395 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15396 (sparc-sun-solaris2*): Likewise.
15398 2008-06-09 Arnaud Charlet <charlet@adacore.com
15400 * doc/install.texi: Update requirements to build the Ada compiler.
15402 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15404 * df-scan.c (struct df_scan_problem_data): Remove the
15405 mw_link_pool alloc pool.
15406 (df_scan_free_internal): Don't free it.
15407 (df_scan_alloc): Don't allocate it.
15408 * df.h (struct df_link): Update comment.
15410 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15412 * except.h: Correct checks for when SJLJ exceptions must be used.
15414 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15416 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15419 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15421 PR tree-optimization/36218
15422 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15423 configure for the build system.
15424 (BUILD_LDFLAGS): Define.
15425 * configure: Regenerate.
15426 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15428 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15431 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15432 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15433 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15435 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15437 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15439 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15441 * config.gcc (Obsolete configurations): Remove list of
15443 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15444 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15445 targets matched by those patterns.
15446 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15447 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15448 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15449 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15450 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15451 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15452 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15453 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15454 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15455 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15456 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15457 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15458 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15459 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15460 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15461 Make code for Solaris 7 and greater unconditional for Solaris.
15462 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15463 Remove --with-* handling.
15464 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15465 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15466 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15467 LINK_OS_WINDISS_SPEC): Remove.
15468 * config/rs6000/sysv4.opt (mwindiss): Remove.
15469 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15470 * configure: Regenerate.
15471 * doc/cpp.texi: Don't mention BeOS.
15472 * doc/extend.texi (interrupt): Don't mention MS1.
15473 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15474 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15475 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15476 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15477 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15479 * doc/invoke.texi (MT Options): Remove.
15480 (-mwindiss): Remove.
15481 (CRIS Options): Remove cris-axis-aout references.
15482 (HPPA Options): Don't mention hppa1.1-*-pro.
15483 * doc/md.texi: (MorphoTech family): Remove.
15484 * libgcc2.c: Don't handle UWIN.
15485 * config/alpha/t-unicosmk: Remove.
15486 * config/alpha/unicosmk.h: Remove.
15487 * config/arm/kaos-arm.h: Remove.
15488 * config/arm/kaos-strongarm.h: Remove.
15489 * config/arm/strongarm-coff.h: Remove.
15490 * config/arm/strongarm-elf.h: Remove.
15491 * config/arm/strongarm-pe.h: Remove.
15492 * config/arm/t-strongarm-pe: Remove.
15493 * config/arm/t-xscale-coff: Remove.
15494 * config/arm/t-xscale-elf: Remove.
15495 * config/arm/xscale-coff.h: Remove.
15496 * config/arm/xscale-elf.h: Remove.
15497 * config/chorus.h: Remove.
15498 * config/cris/aout.h: Remove.
15499 * config/cris/aout.opt: Remove.
15500 * config/cris/t-aout: Remove.
15501 * config/i386/beos-elf.h: Remove.
15502 * config/i386/kaos-i386.h: Remove.
15503 * config/i386/ptx4-i.h: Remove.
15504 * config/i386/sco5.h: Remove.
15505 * config/i386/sco5.opt: Remove.
15506 * config/i386/sysv4-cpp.h: Remove.
15507 * config/i386/sysv5.h: Remove.
15508 * config/i386/t-beos: Remove.
15509 * config/i386/t-sco5: Remove.
15510 * config/i386/t-uwin: Remove.
15511 * config/i386/uwin.asm: Remove.
15512 * config/i386/uwin.h: Remove.
15513 * config/kaos.h: Remove.
15514 * config/mips/windiss.h: Remove.
15515 * config/mt: Remove directory.
15516 * config/pa/pa-osf.h: Remove.
15517 * config/pa/pa-pro-end.h: Remove.
15518 * config/pa/t-pro: Remove.
15519 * config/ptx4.h: Remove.
15520 * config/rs6000/beos.h: Remove.
15521 * config/rs6000/kaos-ppc.h: Remove.
15522 * config/rs6000/t-beos: Remove.
15523 * config/rs6000/windiss.h: Remove.
15524 * config/sh/kaos-sh.h: Remove.
15525 * config/sol2-6.h: Remove.
15526 * config/sparc/sol26-sld.h: Remove.
15527 * config/sparc/sysv4-only.h: Remove.
15528 * config/vax/bsd.h: Remove.
15529 * config/vax/t-memfuncs: Remove.
15530 * config/vax/ultrix.h: Remove.
15531 * config/vax/vaxv.h: Remove.
15532 * config/windiss.h: Remove.
15534 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15536 PR rtl-optimization/36438
15537 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15538 for vector shifts with constant scalar shift operands.
15540 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15542 * doc/invoke.texi: Document -march=xlr.
15543 * config/mips/xlr.md: New file.
15544 * config/mips/mips.md: Include it.
15546 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15547 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15548 (mips_rtx_cost_data): Likewise.
15550 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15552 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15553 PRE_INC and PRE_DEC cases.
15555 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15557 PR rtl-optimization/36419
15558 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15559 the emitting jump insn.
15562 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15563 is not bool, boolify the whole *expr_p and convert to the desired type.
15565 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15567 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15568 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15569 Add omp_private_outer_ref hook, add another argument to
15570 omp_clause_default_ctor hook.
15571 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15572 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15573 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15574 hook_tree_tree_tree_tree_null.
15575 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15576 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15577 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15578 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15579 * tree.def (OMP_TASK): New tree code.
15580 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15581 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15582 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15583 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15584 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15585 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15586 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15587 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15588 (OMP_DIRECTIVE_P): Add OMP_TASK.
15589 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15590 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15591 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15592 and OMP_CLAUSE_UNTIED entries.
15593 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15595 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15596 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15597 * tree-pretty-print.c (dump_omp_clause): Handle
15598 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15599 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15600 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15601 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15602 warning about unsigned iterators. Change decl/init/cond/incr
15603 arguments to TREE_VECs, check arguments for all collapsed loops.
15604 (c_finish_omp_taskwait): New function.
15605 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15607 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15608 default_function_array_conversion on init. Add par_clauses argument.
15609 If decl is present in parallel's lastprivate clause, change it to
15610 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15611 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15612 collapse count in clauses.
15613 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15614 c_parser_omp_for_loop callers.
15615 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15616 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15617 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15618 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15620 (c_parser_omp_clause_schedule): Handle schedule(auto).
15621 Include correct location in the error message.
15622 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15623 and PRAGMA_OMP_CLAUSE_UNTIED.
15624 (OMP_TASK_CLAUSE_MASK): Define.
15625 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15626 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15627 * tree-nested.c (convert_nonlocal_omp_clauses,
15628 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15629 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15630 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15631 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15633 (conver_nonlocal_reference, convert_local_reference,
15634 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15635 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15636 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15637 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15638 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15639 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15640 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15641 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15642 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15644 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15645 * c-common.h (c_finish_omp_taskwait): New prototype.
15646 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15647 * tree-parloops.c (create_parallel_loop): Create 1 entry
15648 vectors for OMP_FOR_{INIT,COND,INCR}.
15649 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15650 (make_edges): Handle OMP_TASK.
15651 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15652 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15653 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15654 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15655 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15656 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15657 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15658 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15659 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15660 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15661 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15662 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15663 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15664 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15665 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15666 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15667 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15668 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15669 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15670 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15671 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15672 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15673 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15674 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15675 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15676 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15677 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15678 original iterator is present in lastprivate clause or if
15679 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15680 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15681 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15682 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15683 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15684 if it is set, lookup var in outer contexts too. Handle
15685 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15686 to be implicitly determined firstprivate for task regions.
15687 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15688 if it is set, lookup var in outer contexts too. Set
15689 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15690 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15691 OMP_CLAUSE_UNTIED. Take region_type as last argument
15692 instead of in_parallel and in_combined_parallel.
15693 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15695 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15696 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15697 (new_omp_context): Set default_kind to
15698 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15699 (omp_region_type): New enum.
15700 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15701 fields, add region_type.
15702 (new_omp_context): Take region_type as argument instead of is_parallel
15703 and is_combined_parallel.
15704 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15705 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15706 ctx->is_combined_parallel checks.
15707 (gimplify_omp_task): New function.
15708 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15710 * omp-low.c (extract_omp_for_data): Use schedule(static)
15711 for schedule(auto). Handle pointer and unsigned iterators.
15712 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15713 Add loops argument. Extract data for collapsed OMP_FOR loops.
15714 (expand_parallel_call): Assert sched_kind isn't auto,
15715 map runtime schedule to index 3.
15716 (struct omp_for_data_loop): New type.
15717 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15718 Add loop, loops, collapse and iter_type fields.
15719 (workshare_safe_to_combine_p): Disallow combined for if
15720 iter_type is unsigned long long. Don't combine collapse > 1 loops
15721 unless all bounds and steps are constant. Adjust extract_omp_for_data
15723 (expand_omp_for_generic): Handle pointer, unsigned and long long
15724 iterators. Handle collapsed OMP_FOR loops. Adjust
15725 for struct omp_for_data changes. If libgomp function doesn't return
15726 boolean_type_node, add comparison of the return value with 0.
15727 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15728 pointer, unsigned and long long iterators. Adjust for struct
15729 omp_for_data changes.
15730 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15731 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15732 unsigned long long. Allocate loops array, pass it to
15733 extract_omp_for_data. For collapse > 1 loops use always
15734 expand_omp_for_generic.
15735 (omp_context): Add sfield_map and srecord_type fields.
15736 (is_task_ctx, lookup_sfield): New functions.
15737 (use_pointer_for_field): Use is_task_ctx helper. Change first
15738 argument's type from const_tree to tree. Clarify comment.
15739 In OMP_TASK disallow copy-in/out sharing.
15740 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15741 (install_var_field): Add mask argument. Populate both record_type
15742 and srecord_type if needed.
15743 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15745 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15746 and DECL_FIELD_OFFSET.
15747 (scan_sharing_clauses): Adjust install_var_field callers. For
15748 firstprivate clauses on explicit tasks allocate the var by value in
15749 record_type unconditionally, rather than by reference.
15750 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15751 Use is_taskreg_ctx instead of is_parallel_ctx.
15752 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15753 (create_omp_child_function_name): Add task_copy argument, use
15754 *_omp_cpyfn* names if it is true.
15755 (create_omp_child_function): Add task_copy argument, if true create
15756 *_omp_cpyfn* helper function.
15757 (scan_omp_parallel): Adjust create_omp_child_function callers.
15758 Rename parallel_nesting_level to taskreg_nesting_level.
15759 (scan_omp_task): New function.
15760 (lower_rec_input_clauses): Don't run constructors for firstprivate
15761 explicit task vars which are initialized by *_omp_cpyfn*.
15762 Pass outer var ref to omp_clause_default_ctor hook if
15763 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15764 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15765 OMP_CLAUSE_REDUCTION_INIT.
15766 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15767 avoid duplicate setting of fields. Handle
15768 OMP_CLAUSE_PRIVATE_OUTER_REF.
15769 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15770 copy-out if TREE_READONLY, only copy-in.
15771 (expand_task_copyfn): New function.
15772 (expand_task_call): New function.
15773 (struct omp_taskcopy_context): New type.
15774 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15776 (lower_omp_parallel): Rename to...
15777 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15778 Call create_task_copyfn if srecord_type is needed. Adjust
15780 (task_shared_vars): New variable.
15781 (check_omp_nesting_restrictions): Warn if work-sharing,
15782 barrier, master or ordered region is closely nested inside OMP_TASK.
15783 Add warnings for barrier if closely nested inside of work-sharing,
15784 ordered, or master region.
15785 (scan_omp_1): Call check_omp_nesting_restrictions even for
15786 GOMP_barrier calls. Rename parallel_nesting_level to
15787 taskreg_nesting_level. Handle OMP_TASK.
15788 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15789 work-sharing construct, continue looking for them on parent parallel
15791 (lower_omp_for_lastprivate): Add lastprivate clauses
15792 to the beginning of dlist rather than end. Adjust for struct
15793 omp_for_data changes.
15794 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15795 not after it. Handle collapsed OMP_FOR loops, adjust for
15796 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15797 (get_ws_args_for): Adjust extract_omp_for_data caller.
15798 (scan_omp_for): Handle collapsed OMP_FOR
15799 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15800 (lower_omp_single_simple): If libgomp function doesn't return
15801 boolean_type_node, add comparison of the return value with 0.
15802 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15803 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15804 (parallel_nesting_level): Rename to...
15805 (taskreg_nesting_level): ... this.
15806 (is_taskreg_ctx): New function.
15807 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15808 of is_parallel_ctx.
15809 (execute_lower_omp): Rename parallel_nesting_level to
15810 taskreg_nesting_level.
15811 (expand_omp_parallel): Rename to...
15812 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15813 Call omp_task_call for OMP_TASK regions.
15814 (expand_omp): Adjust caller, handle OMP_TASK.
15815 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15817 * bitmap.c (bitmap_default_obstack_depth): New variable.
15818 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15819 if argument is NULL and bitmap_default_obstack is already initialized.
15820 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15822 * matrix-reorg.c (matrix_reorg): Likewise.
15824 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15826 * config/i386/i386.md (*indirect_jump): Macroize using P
15827 mode iterator. Remove !TARGET_64BIT from insn constraints.
15828 (*tablejump_1): Ditto.
15829 (*indirect_jump_rex64): Remove insn pattern.
15830 (*tablejump_1_rex64): Ditto.
15831 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15832 and eh_return_si insn patterns.
15834 2008-06-06 Richard Guenther <rguenther@suse.de>
15836 * tree-ssa-structalias.c (merge_smts_into): Remove.
15837 (find_what_p_points_to): Do not bother to compute the
15838 points-to set for pt_anything pointers.
15839 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15840 for pt_anything pointers is ok.
15842 2008-06-06 Jan Hubicka <jh@suse.cz>
15844 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15846 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15848 * cgraph.c: Fix typos in comments.
15849 (cgraph_availability_names): Fix string typo.
15850 * fold-const.c: Fix typos in comments.
15851 (fold_binary): Fix typo in warning.
15852 * genautomata.c: Fix typos in comments.
15853 (check_presence_pattern_sets): Fix typo in local variable.
15854 (output_description): Fix typo in output.
15855 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15856 * hwint.h: Likewise.
15857 * matrix-reorg.c (check_allocation_function): Likewise.
15858 * omega.c (smooth_weird_equations): Likewise.
15859 * auto-inc-dec.c: Fix typos in comments.
15860 * bb-reorder.c: Likewise.
15861 * builtins.c: Likewise.
15862 * c-common.c: Likewise.
15863 * c-cppbuiltin.c: Likewise.
15864 * c-parser.c: Likewise.
15865 * c-pretty-print.c: Likewise.
15866 * cfgcleanup.c: Likewise.
15867 * cfgexpand.c: Likewise.
15868 * cfghooks.c: Likewise.
15869 * cfglayout.c: Likewise.
15870 * cfgloopmanip.c: Likewise.
15871 * cgraphunit.c: Likewise.
15872 * coverage.c: Likewise.
15873 * dbxout.c: Likewise.
15874 * df-byte-scan.c: Likewise.
15875 * df-core.c: Likewise.
15876 * df-problems.c: Likewise.
15877 * df-scan.c: Likewise.
15879 * dominance.c: Likewise.
15880 * domwalk.c: Likewise.
15882 * dwarf2out.c: Likewise.
15883 * emit-rtl.c: Likewise.
15884 * et-forest.c: Likewise.
15885 * function.c: Likewise.
15886 * function.h: Likewise.
15888 * gcov-io.c: Likewise.
15889 * gcov.c: Likewise.
15890 * gcse.c: Likewise.
15891 * genattrtab.c: Likewise.
15892 * ggc-page.c: Likewise.
15893 * gimplify.c: Likewise.
15894 * gthr-lynx.h: Likewise.
15895 * haifa-sched.c: Likewise.
15896 * ipa-cp.c: Likewise.
15897 * ipa-inline.c: Likewise.
15898 * ipa-prop.h: Likewise.
15899 * ipa-pure-const.c: Likewise.
15900 * ipa-struct-reorg.c: Likewise.
15901 * ipa-struct-reorg.h: Likewise.
15902 * ipa-type-escape.c: Likewise.
15904 * loop-doloop.c: Likewise.
15905 * mips-tfile.c: Likewise.
15906 * mkmap-flat.awk: Likewise.
15907 * mkmap-symver.awk: Likewise.
15908 * modulo-sched.c: Likewise.
15909 * omp-low.c: Likewise.
15910 * optabs.c: Likewise.
15911 * optabs.h: Likewise.
15912 * opts.c: Likewise.
15913 * passes.c: Likewise.
15914 * postreload-gcse.c: Likewise.
15915 * postreload.c: Likewise.
15916 * predict.c: Likewise.
15917 * pretty-print.h: Likewise.
15918 * profile.c: Likewise.
15919 * protoize.c: Likewise.
15920 * ra-conflict.c: Likewise.
15921 * real.c: Likewise.
15922 * recog.c: Likewise.
15923 * regclass.c: Likewise.
15924 * regs.h: Likewise.
15925 * reload.c: Likewise.
15926 * rtl-error.c: Likewise.
15927 * rtlanal.c: Likewise.
15928 * scan.h: Likewise.
15929 * sched-rgn.c: Likewise.
15931 * stmt.c: Likewise.
15932 * target.h: Likewise.
15933 * tree-dfa.c: Likewise.
15934 * tree-eh.c: Likewise.
15935 * tree-flow-inline.h: Likewise.
15936 * tree-inline.c: Likewise.
15937 * tree-into-ssa.c: Likewise.
15938 * tree-loop-distribution.c: Likewise.
15939 * tree-nested.c: Likewise.
15940 * tree-parloops.c: Likewise.
15941 * tree-pass.h: Likewise.
15942 * tree-pretty-print.c: Likewise.
15943 * tree-profile.c: Likewise.
15944 * tree-scalar-evolution.c: Likewise.
15945 * tree-sra.c: Likewise.
15946 * tree-ssa-alias-warnings.c: Likewise.
15947 * tree-ssa-ccp.c: Likewise.
15948 * tree-ssa-coalesce.c: Likewise.
15949 * tree-ssa-dom.c: Likewise.
15950 * tree-ssa-dse.c: Likewise.
15951 * tree-ssa-forwprop.c: Likewise.
15952 * tree-ssa-live.c: Likewise.
15953 * tree-ssa-live.h: Likewise.
15954 * tree-ssa-loop-im.c: Likewise.
15955 * tree-ssa-loop-ivopts.c: Likewise.
15956 * tree-ssa-loop-niter.c: Likewise.
15957 * tree-ssa-loop-prefetch.c: Likewise.
15958 * tree-ssa-phiopt.c: Likewise.
15959 * tree-ssa-phiprop.c: Likewise.
15960 * tree-ssa-sccvn.c: Likewise.
15961 * tree-ssa-ter.c: Likewise.
15962 * tree-ssa-threadupdate.c: Likewise.
15963 * tree-ssa.c: Likewise.
15964 * tree-vect-analyze.c: Likewise.
15965 * tree-vect-transform.c: Likewise.
15966 * tree-vectorizer.c: Likewise.
15967 * tree-vn.c: Likewise.
15968 * tree-vrp.c: Likewise.
15969 * tree.c: Likewise.
15970 * tree.def: Likewise.
15971 * tree.h: Likewise.
15972 * unwind-dw2-fde.c: Likewise.
15973 * unwind.inc: Likewise.
15974 * value-prof.c: Likewise.
15975 * vmsdbgout.c: Likewise.
15977 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15979 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15980 always place FP constants in the TOC for TARGET_POWERPC64.
15981 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15983 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15985 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15986 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15987 enable for TARGET_E500_DOUBLE.
15988 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15989 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15990 floating-point modes like integer modes for E500 double.
15991 (rs6000_legitimate_offset_address_p): Likewise.
15992 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15993 addressing for DDmode for E500 double.
15994 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15995 modes as using 64-bits of registers for E500 double.
15996 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15997 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15998 specially for E500 double.
15999 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16000 TDmode for E500 double.
16001 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16002 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16003 (rs6000_split_multireg_move): Do not handle TDmode specially for
16005 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16006 using 64-bit registers for E500 double.
16007 (emit_frame_save): Do not handle DDmode specially for E500 double.
16008 (gen_frame_mem_offset): Likewise.
16009 (rs6000_function_value): Do not call spe_build_register_parallel
16010 for DDmode or TDmode.
16011 (rs6000_libcall_value): Likewise.
16012 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16013 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16016 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16018 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16021 2008-06-04 Junjie Gu <jgu@tensilica.com>
16023 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16024 comparison for frame pointers.
16026 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16029 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16031 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16034 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16035 register is already smaller or equal to required mode.
16037 2008-06-04 Xinliang David Li <davidxl@google.com>
16039 * tree-call-cdce.c: New file.
16040 (cond_dead_built_in_calls): New static variable.
16041 (input_domain): New struct.
16042 (check_pow): New function.
16043 (check_builtin_call): Ditto.
16044 (check_target_format): Ditto.
16045 (is_call_dce_candidate): Ditto.
16046 (gen_one_condition): Ditto.
16047 (gen_conditions_for_domain): Ditto.
16048 (get_domain): Ditto.
16049 (gen_conditions_for_pow_cst_base): Ditto.
16050 (gen_conditions_for_pow_int_base): Ditto.
16051 (gen_conditions_for_pow): Ditto.
16052 (get_no_error_domain): Ditto.
16053 (gen_shrink_wrap_conditions): Ditto.
16054 (shrink_wrap_one_built_in_call): Ditto.
16055 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16056 (tree_call_cdce): Ditto.
16057 (gate_call_cdce): Ditto.
16058 (pass_call_cdce): New gimple pass.
16059 * passes.c: (init_optimization_passes): New pass.
16060 * tree-pass.h: New pass declaration.
16061 * opts.c (decode_options): New flag setting.
16062 * common.opt: Add -ftree-builtin-call-dce flag.
16063 * Makefile.in: Add new source file.
16064 * tempvar.def: New tv_id.
16065 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16067 2008-06-04 Richard Guenther <rguenther@suse.de>
16069 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16070 (is_call_clobbered): Always check var_ann->call_clobbered.
16071 (mark_call_clobbered): Always set var_ann->call_clobbered.
16072 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16073 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16074 (reset_alias_info): Clear call clobbering info on MTAGs and
16076 (set_pt_anything): Set pt_global_mem.
16077 (create_tag_raw): Adjust comment.
16078 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16080 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16081 Maxim Kuvyrkov <maxim@codesourcery.com>
16083 * config/m68k/m68k.opt (mxgot): New option.
16084 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16085 (m68k_output_addr_const_extra): New.
16086 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16087 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16088 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16089 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16091 2008-06-04 Richard Guenther <rguenther@suse.de>
16093 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16094 negative or non-representable offsets.
16096 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16098 * config/i386/i386.c (ix86_gen_leave): New.
16099 (ix86_gen_pop1): Likewise.
16100 (ix86_gen_add3): Likewise.
16101 (ix86_gen_sub3): Likewise.
16102 (ix86_gen_sub3_carry): Likewise.
16103 (ix86_gen_one_cmpl2): Likewise.
16104 (ix86_gen_monitor): Likewise.
16105 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16106 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16107 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16108 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16109 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16110 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16111 (ix86_expand_epilogue): Updated.
16112 (print_operand): Handle integer register operand for 'z'.
16113 (ix86_expand_strlensi_unroll_1): Likewise.
16114 (ix86_expand_strlen): Likewise.
16115 (ix86_expand_builtin): Likewise.
16116 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16117 mov{q}/mov{l} and add{q}/add{l}.
16119 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16121 * config/i386/i386.md (P): New mode iterator.
16122 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16123 using P mode iterator.
16124 (DFmode push_operand splitter): Ditto.
16125 (XFmode push_operand splitter): Ditto.
16126 (DFmode float_extend SFmode push_operand splitter): Ditto.
16127 (XFmode float_extend SFmode push_operand splitter): Do not generate
16128 SImode pushes for 64bit target. Macroize Dimode and SImode
16129 pushes using P mode iterator.
16130 (XFmode float_extend DFmode push_operand splitter): Ditto.
16132 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16134 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16135 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16136 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16137 return type to int.
16138 (ix86_call_abi_override): Remove check for call_used_regs.
16140 2008-06-03 Richard Guenther <rguenther@suse.de>
16142 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16143 for the lhs of calls if the return type contains pointers.
16145 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16147 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16148 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16149 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16150 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16151 of cfun and DEFAULT_ABI to deceide abi mode.
16152 (DEFAULT_ABI): New.
16153 (REG_PARM_STACK_SPACE): Removed.
16154 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16155 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16156 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16157 (ix86_function_abi): Likewise.
16158 (ix86_function_type_abi): Likewise.
16159 (ix86_call_abi_override): Likewise.
16160 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16161 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16162 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16163 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16165 (X86_64_REGPARM_MAX): New.
16166 (X86_64_SSE_REGPARM_MAX): New.
16167 (X64_REGPARM_MAX): New.
16168 (X64_SSE_REGPARM_MAX): New.
16169 (X86_32_REGPARM_MAX): New.
16170 (X86_32_SSE_REGPARM_MAX): New.
16171 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16172 (ix86_function_regparm): Handle user calling abi.
16173 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16174 by DEFAULT_ABI versus SYSV_ABI check.
16175 (ix86_reg_parm_stack_space): New.
16176 (ix86_function_type_abi): New.
16177 (ix86_call_abi_override): New.
16178 (ix86_function_abi): New.
16179 (ix86_cfun_abi): New.
16180 (init_cumulative_args): Call abi specific initialization.
16181 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16182 (function_arg_64): Extend SSE_REGPARM_MAX check.
16183 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16184 (ix86_pass_by_reference): Likewise.
16185 (ix86_function_value_regno_p): Likewise.
16186 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16187 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16188 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16189 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16190 (setup_incoming_varargs_64): Adjust regparm for call abi.
16191 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16192 (ix86_va_start): Likewise.
16193 (ix86_gimplify_va_arg): Likewise.
16194 (ix86_expand_prologue): Likewise.
16195 (output_pic_addr_const): Likewise.
16196 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16197 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16198 (x86_output_mi_thunk): Likewise.
16199 (x86_function_profiler): Likewise.
16200 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16201 (SYSV_ABI, MS_ABI): New constants.
16202 (DEFAULT_ABI): New.
16203 (init_regs): Add prototype of function in regclass.c file.
16204 (OVERRIDE_ABI_FORMAT): New.
16205 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16206 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16207 (OUTGOING_REG_PARM_STACK_SPACE): New.
16208 (ix86_reg_parm_stack_space): New prototype.
16209 (CUMULATIVE_ARGS): Add call_abi member.
16210 (machine_function): Add call_abi member.
16211 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16212 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16214 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16217 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16218 (avr_builtin_setjmp_frame_value): New function.
16219 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16220 (nonlocal_goto): Define.
16222 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16224 * config/mips/mips.c (mips_emit_loadgp): Return early if
16225 there is nothing do to, otherwise emit a blockage if
16226 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16227 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16229 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16231 * configure.ac: Drop unneeded backslash ending up in config.in.
16232 * acinclude.m4: Likewise.
16233 * config.in: Regenerate.
16235 2008-05-26 Jan Hubicka <jh@suse.cz>
16237 * predict.c (maybe_hot_frequency_p): Break out of...
16238 (maybe_hot_bb_p): ... here.
16239 (maybe_hot_edge_p): New.
16240 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16241 * basic-block.h (maybe_hot_edge_p): Declare.
16243 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16245 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16246 (*cmpfp_<mode>_cc): Ditto.
16247 (*fp_jcc_8<mode>_387): Ditto.
16248 (*fop_<MODEF:mode>_2_i387): Ditto.
16249 (*fop_<MODEF:mode>_3_i387): Ditto.
16250 (*fop_xf_2_i387): Ditto.
16251 (*fop_xf_3_i387): Ditto.
16253 2008-06-02 Tomas Bily <tbily@suse.cz>
16255 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16257 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16259 * config/mips/mips.c (mips_valid_offset_p): New function.
16260 (mips_valid_lo_sum_p): Likewise.
16261 (mips_classify_address): Use them.
16262 (mips_force_address): New function.
16263 (mips_legitimize_address): Use it.
16264 * config/mips/mips.md (MOVE128): New mode iterator.
16265 (movtf): Require TARGET_64BIT. Remove empty strings.
16266 (*movtf_internal): Rename to...
16267 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16268 of "R" and use {,fp}{load,store} attributes instead of "multi".
16269 Use a separate define_split.
16270 (*movtf_mips16): New pattern.
16272 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16274 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16275 * config/mips/mips.c (mips_expand_before_return): New function.
16276 (mips_expand_epilogue): Call it.
16277 * config/mips/mips.md (return): Turn into a define_expand.
16278 (*return): New insn.
16280 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16282 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16283 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16284 functions. Do not emit uses and clobbers of CONCATs; individually
16285 use and clobber their operands.
16286 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16287 gen_clobber, emit_use and gen_use.
16288 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16289 (expand_builtin_return): Likewise.
16290 * cfgbuild.c (count_basic_blocks): Likewise.
16291 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16292 * explow.c (emit_stack_restore): Likewise.
16293 * expmed.c (extract_bit_field_1): Likewise.
16294 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16295 (emit_move_multi_word, store_constructor): Likewise.
16296 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16297 (thread_prologue_and_epilogue_insns): Likewise.
16298 * lower-subreg.c (resolve_simple_move): Likewise.
16299 * optabs.c (widen_operand, expand_binop): Likewise.
16300 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16301 * reload.c (find_reloads): Likewise.
16302 * reload1.c (eliminate_regs_in_insn): Likewise.
16303 * stmt.c (expand_nl_goto_receiver): Likewise.
16304 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16305 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16306 * config/arm/arm.c (arm_load_pic_register): Likewise.
16307 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16308 * config/arm/arm.md (untyped_return): Likewise.
16309 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16310 * config/avr/avr.c (expand_prologue): Likewise.
16311 * config/bfin/bfin.c (do_unlink): Likewise.
16312 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16313 * config/cris/cris.c (cris_expand_prologue): Likewise.
16314 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16315 (machopic_legitimize_pic_address): Likewise.
16316 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16317 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16318 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16319 (ix86_expand_convert_uns_didf_sse): Likewise.
16320 (ix86_expand_vector_init_general): Likewise.
16321 * config/ia64/ia64.md (eh_epilogue): Likewise.
16322 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16323 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16324 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16325 (config/iq2000/iq2000.c): Likewise.
16326 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16327 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16328 (builtin_longjmp): Likewise.
16329 * config/mn10300/mn10300.md (call, call_value): Likewise.
16330 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16331 * config/pdp11/pdp11.md (abshi2): Likewise.
16332 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16333 * config/s390/s390.c (s390_emit_prologue): Likewise.
16334 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16335 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16336 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16337 * config/sh/sh.c (prepare_move_operands): Likewise.
16338 (output_stack_adjust, sh_expand_epilogue): Likewise.
16339 (sh_set_return_address, sh_expand_t_scc): Likewise.
16340 * config/sparc/sparc.c (load_pic_register): Likewise.
16341 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16342 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16343 * config/v850/v850.c (expand_epilogue): Likewise.
16345 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16347 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16348 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16349 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16350 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16351 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16352 stack pointer register.
16353 (output_movhi): Remove code for interrupt specific writing to the
16354 stack pointer register.
16356 2008-05-31 Richard Guenther <rguenther@suse.de>
16358 PR tree-optimization/34244
16359 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16360 (tree_expr_nonzero_warnv_p): Likewise.
16361 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16362 ssa_name_nonnegative_p.
16363 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16364 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16365 not tree_expr_nonzero_warnv_p.
16367 PR tree-optimization/36262
16369 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16371 PR tree-optimization/34244
16372 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16373 (record_numbers_of_iterations): New function.
16374 (execute_vrp): Cache the numbers of iterations of loops.
16375 * tree-scalar-evolution.c (scev_reset_except_niters):
16377 (scev_reset): Use scev_reset_except_niters.
16378 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16380 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16382 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16383 __WORKAROUND_RETS when appropriate.
16385 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16387 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16388 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16390 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16391 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16392 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16393 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16394 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16395 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16396 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16397 *fop_df_1_sse insn patterns using MODEF mode iterator.
16398 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16399 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16400 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16401 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16402 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16403 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16404 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16405 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16406 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16407 (*fop_xf_5_i387): Ditto.
16408 (*fop_xf_6_i387): Ditto.
16410 2008-05-30 Richard Guenther <rguenther@suse.de>
16412 * builtins.c (build_string_literal): Avoid generating
16413 a non-gimple_val result.
16415 2008-05-30 DJ Delorie <dj@redhat.com>
16417 * exec-tool.in: Use an environment variable (private) instead of a
16418 file (shared) as a semaphore, so as to not break parallel builds.
16420 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16422 * optabs.c (maybe_encapsulate_block): Remove.
16423 (emit_libcall_block): Adjust accordingly.
16424 * optabs.h (maybe_encapsulate_block): Remove prototype.
16426 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16427 Don't use maybe_encapsulate_block.
16429 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16431 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16432 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16433 rtx is a SYMBOL_REF before calling get_pool_constant.
16435 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16437 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16439 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16441 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16442 rather than OS names to choose INO_T_EQ definition.
16443 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16444 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16446 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16449 * config/darwin-f.c: New.
16450 * config/t-darwin: Added rule to build darwin-f.o.
16451 * config.gcc: Defined new variable, fortran_target_objs.
16452 (*-*-darwin*): Set fortran_target_objs.
16453 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16454 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16455 * configure: Regenerated.
16457 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16460 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16461 canonical type if needed.
16463 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16465 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16467 2008-05-29 Richard Guenther <rguenther@suse.de>
16469 PR tree-optimization/36343
16470 PR tree-optimization/36346
16471 PR tree-optimization/36347
16472 * tree-flow.h (clobber_what_p_points_to): Declare.
16473 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16474 pointed-to variable is dereferenced is irrelevant to whether
16475 the pointer can access the pointed-to variable.
16476 (clobber_what_p_points_to): New function.
16477 * tree-ssa-alias.c (set_initial_properties): Use it.
16478 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16479 call clobber check for NMTs.
16481 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16483 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16484 for printing gcov_type.
16486 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16488 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16489 and the eh region information.
16490 * value-prof.c (gimple_move_stmt_histograms): New function.
16491 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16493 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16495 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16497 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16499 * value-prof.c (tree_ic_transform): Print counts.
16500 * tree-profile.c (tree_gen_ic_func_profiler):
16501 Clear __gcov_indreict_call_callee variable to avoid misattribution
16504 2008-05-28 Rafael Espíndola <espindola@google.com>
16506 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16509 2008-05-28 Richard Guenther <rguenther@suse.de>
16511 PR tree-optimization/36339
16512 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16513 and clobbering code out of the loop.
16515 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16517 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16520 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16521 s390_contiguous_bitmask_p, s390_symref_operand_p,
16522 s390_check_symref_alignment, s390_reload_larl_operand,
16523 s390_reload_symref_address): New functions.
16524 (s390_branch_condition_mnemonic): Support compare and branch
16526 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16527 and 'W' constraints.
16528 (s390_secondary_reload): Add secondary reloads for unaligned
16529 symbol refs or symbol refs to floating point or QI/TI mode
16531 (legitimate_address_p): Accept symbol references as addresses.
16532 (s390_expand_insv): Use rotate and insert selected bits
16533 instruction for insv when building for z10.
16534 (print_operand_address): Handle symbol ref addresses.
16535 (print_operand): Output modifier 'c' added for signed byte values.
16536 (s390_encode_section_info): Mark symbol refs with
16537 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16539 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16540 (length attribute): RRF, RRR have 4 byte length.
16541 (FPALL, INTALL): New mode iterators added.
16542 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16543 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16544 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16545 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16546 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16547 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16548 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16549 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16551 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16552 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16553 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16554 reload<INTALL:mode><P:mode>_toreg_z10,
16555 reload<FPALL:mode><P:mode>_tomem_z10,
16556 reload<FPALL:mode><P:mode>_toreg_z10,
16557 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16558 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16559 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16560 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16562 (movmem, clrmem, cmpmem): New splitters added.
16564 * config/s390/predicates.md (larl_operand): Use
16565 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16566 SYMBOL_REF_ALIGN1_P.
16567 (s390_signed_integer_comparison,
16568 s390_unsigned_integer_comparison): New predicates.
16570 * config/s390/s390-protos.h (s390_check_symref_alignment,
16571 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16572 s390_reload_symref_address,
16573 s390_compare_and_branch_condition_mask): Prototypes added.
16575 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16576 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16577 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16579 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16581 * config/s390/s390.c (z10_cost): New cost function for z10.
16582 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16583 (s390_issue_rate): Adjust issue rate for z10.
16584 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16585 (processor_flags): Add PF_Z10.
16586 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16587 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16588 * gcc/config.gcc: Add z10.
16590 2008-05-28 Richard Guenther <rguenther@suse.de>
16592 PR tree-optimization/36291
16593 * tree-flow. h (struct gimple_df): Remove var_anns member.
16594 * tree-flow-inline.h (gimple_var_anns): Remove.
16595 (var_ann): Simplify.
16596 * tree-dfa.c (create_var_ann): Simplify.
16597 (remove_referenced_var): Clear alias info from var_anns of globals.
16598 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16599 (delete_tree_ssa): Clear alias info from var_anns of globals.
16600 Do not free var_anns.
16601 (var_ann_eq): Remove.
16602 (var_ann_hash): Likewise.
16604 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16606 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16607 and loongson2f entries.
16608 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16609 * config/mips/mips.h (processor_type): Add Loongson-2E
16610 and Loongson-2F entries.
16611 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16612 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16613 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16614 * doc/invoke.texi (MIPS Options): Document loongson2e
16615 and loongson2f processor names.
16617 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16621 * config/i386/i386.c (ix86_function_arg_boundary): Use
16622 alignment of canonical type.
16623 (ix86_expand_vector_move): Check unaligned memory access for
16626 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16628 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16629 Moved to the front of file.
16631 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16632 H.J. Lu <hongjiu.lu@intel.com>
16634 * dwarf2out.c (current_fde): New.
16636 (lookup_cfa:): Likewise.
16637 (dwarf2out_end_epilogue): Likewise.
16638 (dwarf2out_note_section_used): Likewise.
16640 2008-05-27 Michael Matz <matz@suse.de>
16643 * c.opt (Wenum-compare): New warning option.
16644 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16646 2008-05-27 Michael Matz <matz@suse.de>
16648 PR middle-end/36326
16649 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16651 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16652 into memory as tail calls.
16654 2008-05-27 Richard Guenther <rguenther@suse.de>
16656 PR tree-optimization/36339
16657 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16658 pointers cause all addressable variables to be call clobbered.
16660 2008-05-27 Richard Guenther <rguenther@suse.de>
16662 PR tree-optimization/36245
16663 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16665 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16667 * config/s390/s390.md: Replace all occurences of the 'm'
16668 constraint with 'RT'.
16670 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16672 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16674 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16676 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16677 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16678 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16680 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16682 * reload.c: (find_reloads): Skip alternatives according to the
16683 "enabled" attribute. Constify the constraint variable.
16684 * recog.c (get_attr_enabled): Add default implementation.
16685 (extract_insn): Set the alternative_enabled_p array
16686 in the recog_data struct.
16687 (preprocess_constraints, constrain_operands): Skip
16688 alternatives according to the "enabled" attribute
16689 * recog.h (struct recog_data): New field alternative_enabled_p.
16690 (skip_alternative): New inline function.
16691 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16692 (record_reg_classes): Skip alternative according to the
16693 "enabled" attribute.
16695 * doc/md.texi: Add documention for the "enabled" attribute.
16697 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16699 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16700 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16701 constraint with TARGET_MEM_CONSTRAINT.
16702 * recog.c (asm_operand_ok, preprocess_constraints,
16703 constrain_operands): Likewise.
16704 * regclass.c (record_reg_classes): Likewise.
16705 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16706 * reload1.c (maybe_fix_stack_asms): Likewise.
16707 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16708 * recog.h: Adjust comment.
16709 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16710 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16711 * doc/md.texi: Add a note to description of 'm' constraint.
16712 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16714 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16716 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16717 that the bitfield is of integral type before testing its precision.
16719 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16720 Sa Liu <saliu@de.ibm.com>
16722 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16723 __modti3, __udivti3, __umodti3 and __udivmodti4.
16724 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16725 that implement TImode mul and div functions.
16726 * config/spu/multi3.c: New. Implement __multi3.
16727 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16728 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16731 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16733 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16734 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16735 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16736 tls_sysv_suffix): New mode and mode attribute iterators.
16737 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
16738 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
16739 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16740 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16741 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16744 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16746 PR tree-optimization/36329
16747 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16748 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16749 * cgraphbuild.c (initialize_inline_failed): Use the latter
16750 macro in lieu of the former.
16751 * ipa-inline.c (cgraph_mark_inline): Likewise.
16752 (cgraph_decide_inlining_of_small_function): Likewise.
16753 (cgraph_decide_inlining): Likewise.
16754 (cgraph_decide_inlining_incrementally): Likewise.
16756 2008-05-26 Tristan Gingold <gingold@adacore.com>
16757 Anatoly Sokolov <aesok@post.ru>
16759 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16760 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16761 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16762 optimization for 'avr6' architecture.
16764 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16767 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16769 2008-05-26 Richard Guenther <rguenther@suse.de>
16771 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16772 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16774 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16776 PR middle-end/36253
16777 * caller-save.c (insert_restore): Verify alignment of spill space.
16778 (insert_save): Likewise.
16779 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16780 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16781 (STACK_SLOT_ALIGNMENT): Likewise.
16782 * function.c (LOCAL_ALIGNMENT): Removed.
16783 (get_stack_local_alignment): New.
16784 (assign_stack_local): Use it. Set alignment on stack slot.
16785 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16786 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16787 (STACK_SLOT_ALIGNMENT): New.
16788 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16789 stack slot in XFmode.
16791 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16793 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16796 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16797 argument operand in rax isn't removed.
16799 2008-05-26 Richard Guenther <rguenther@suse.de>
16801 PR middle-end/36300
16802 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16803 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16805 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16808 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16810 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16812 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16813 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16815 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16817 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16818 build a trampoline if we don't want one.
16819 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16820 return zero for nested functions if we don't want a trampoline.
16822 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16824 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16826 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16829 * c.opt: Removed undocumented option '-lang-fortran'.
16830 * c-common.h: Removed global variable 'lang_fortran'.
16831 * c-opts.c (c_common_handle_option): Removed code to handle
16832 option '-lang-fortran'. Updated includes.
16833 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16834 definition of '__GFORTRAN__'.
16835 (define__GNUC__): Reimplemented to use BASEVER and
16836 cpp_define_formatted.
16837 (builtin_define_with_value_n): Removed.
16838 * c-incpath.h: Renamed to ...
16839 * incpath.h: ... this.
16840 * c-incpath.c: Renamed to ...
16841 * incpath.c: ... this. Updated includes.
16842 * fix-header.c: Updated includes.
16843 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16844 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16845 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16847 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16849 * tree.h: Update the table of flags used on tree nodes.
16850 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16851 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16852 (FORCED_LABEL): Add access check.
16853 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16854 (ASM_INPUT_P): Likewise.
16855 (ASM_VOLATILE_P): Likewise.
16856 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16857 (OMP_SECTION_LAST): Access private_flag directly.
16858 (OMP_RETURN_NOWAIT): Likewise.
16859 (OMP_PARALLEL_COMBINED): Likewise.
16860 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16861 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16862 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16863 deprecated_flag directly.
16865 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16867 * final.c (frame_pointer_needed): Removed.
16868 * flags.h (frame_pointer_needed): Likewise.
16870 * function.h (rtl_data): Add frame_pointer_needed.
16871 (frame_pointer_needed): New.
16873 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16875 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16877 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16879 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16882 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16884 * c-common.c (strip_array_types): Move function to..
16886 (get_inner_array_type): Delete.
16887 * c-common.h (strip_array_types): Move declaration to..
16889 (get_inner_array_type): Delete.
16890 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16891 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16892 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16893 * config/pa/pa.c (emit_move_sequence): Likewise.
16895 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16897 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16900 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16902 * function.c: Include target hook for nonlocal_goto frame value.
16904 2008-05-24 Richard Guenther <rguenther@suse.de>
16906 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16907 variable can be only accessed through a pointer or a union.
16909 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16911 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16912 * doc/extend.texi: Likewise.
16914 2008-05-23 DJ Delorie <dj@redhat.com>
16916 * config/m32c/jump.md (untyped_call): Add.
16918 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16919 for A24 to PSImode.
16920 (m32c_address_cost): Detail costs for indirect offsets.
16922 2008-05-23 Rafael Espíndola <espindola@google.com>
16924 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16925 if a node is a SUBREG.
16926 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16929 2008-05-23 Paul Brook <paul@codesourcery.com>
16930 Carlos O'Donell <carlos@codesourcery.com>
16932 * doc/extend.texi: Clarify use of __attribute__((naked)).
16933 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16934 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16935 * function.c (use_register_for_decl): Use
16936 targetm.calls.allocate_stack_slots_for_args.
16937 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16938 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16939 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16941 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16943 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16945 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16947 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16948 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16949 is only rounded once.
16951 2008-05-23 Richard Guenther <rguenther@suse.de>
16953 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16955 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16956 Jakub Jelinek <jakub@redhat.com>
16959 * configure.ac: Handle --enable-cld.
16960 * configure: Regenerated.
16961 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16962 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16963 (ix86_current_function_needs_cld): New define.
16964 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16965 (cld): New isns pattern.
16966 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16967 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16968 * config/i386/i386.opt (mcld): New option.
16969 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16970 TARGET_CLD and ix86_current_function_needs_cld.
16971 (override_options): Use -mcld by default for 32-bit code if
16974 * doc/install.texi (Options specification): Document --enable-cld.
16975 * doc/invoke.texi (Machine Dependent Options)
16976 [i386 and x86-64 Options]: Add -mcld option.
16977 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16979 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16980 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16981 (return_in_memory_64): Likewise.
16982 (return_in_memory_ms_64): Likewise.
16984 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16986 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16987 * builtins.c (fold_builtin_fpclassify): New.
16988 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16989 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16990 * c-common.c (handle_type_generic_attribute): Adjust to accept
16991 fixed arguments before an elipsis.
16992 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16993 * doc/extend.texi: Document __builtin_fpclassify.
16995 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16997 * omp-low.c (gate_expand_omp_ssa): Remove.
16998 (pass_expand_omp_ssa): Remove.
16999 (gate_expand_omp): Do not check for flag_openmp_ssa.
17000 * common.opt (-fopenmp-ssa): Remove.
17001 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17003 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17005 * config/sh/sh.opt (mfixed-range): New option.
17006 * config/sh/sh-protos.h (sh_fix_range): Declare.
17007 * config/sh/sh.c (sh_fix_range): New function.
17008 * config/sh/sh.h (sh_fixed_range_str): Declare.
17009 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17011 * doc/invoke.texi (SH Options): Document -mfixed-range.
17013 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17015 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17016 it before the redeclaration.
17018 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17020 * config/avr/avr.c (get_sequence_length): Add new function.
17021 (expand_prologue, expand_epilogue): Remove duplicate code.
17023 2008-05-22 Rafael Espíndola <espindola@google.com>
17025 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17028 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17030 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17031 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17033 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17034 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17035 (vect_update_misalignment_for_peel): Likewise.
17036 (vector_alignment_reachable_p): Likewise.
17037 * tree-vect-transform.c (vectorizable_load): Likewise.
17038 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17039 (get_vectype_for_scalar_type): Pass mode of scalar_type
17040 to UNITS_PER_SIMD_WORD.
17042 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17043 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17044 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17045 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17046 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17048 2008-05-22 Ira Rosen <irar@il.ibm.com>
17050 PR tree-optimization/36293
17051 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17052 if the first load must be skipped because of a gap.
17054 2008-05-22 Richard Guenther <rguenther@suse.de>
17056 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17057 more cases of offset disambiguation that is possible if
17058 strict-aliasing rules apply.
17059 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17060 for basic offset and type-based disambiguation.
17062 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17064 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17065 ix86_expand_vector_set on V16QImode for SSE4.1.
17067 2008-05-21 Tom Tromey <tromey@redhat.com>
17069 * c.opt (Wimport): Mark as undocumented.
17070 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17072 (Warning Options): Likewise.
17073 * doc/cppopts.texi: Don't mention -Wimport.
17075 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17077 PR tree-optimization/36287
17078 PR tree-optimization/36286
17079 * lambda-code.c (build_access_matrix): Do not use the loop->num
17080 for computing the number of induction variables: use the loop depth
17083 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17086 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17087 option -f(no-)leading-underscore.
17089 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17091 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17092 GET_MODE_NUNITS (mode).
17094 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17096 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17097 (-mmulhw): Add 464 to description.
17098 (-mdlmzb): Likewise.
17099 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17100 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17102 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17103 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17104 * config/rs6000/rs6000.md: Update comments for 464.
17106 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17108 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17110 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17112 * config/i386/sse.md (vec_extractv4sf): Removed.
17113 (vec_extractv2df): Likewise.
17114 (vec_extractv2di): Likewise.
17115 (vec_extractv4si): Likewise.
17116 (vec_extractv8hi): Likewise.
17117 (vec_extractv16qi): Likewise.
17118 (vec_extract<mode>): New.
17120 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17122 * config/i386/sse.md (vec_setv4sf): Removed.
17123 (vec_setv2df): Likewise.
17124 (vec_setv2di): Likewise.
17125 (vec_setv4si): Likewise.
17126 (vec_setv8hi): Likewise.
17127 (vec_setv16qi): Likewise.
17128 (vec_set<mode>): New.
17130 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17132 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17133 goto for vec_concat and vec_interleave.
17135 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17137 * config/i386/sse.md (vec_initv4sf): Removed.
17138 (vec_initv2df): Likewise.
17139 (vec_initv2di): Likewise.
17140 (vec_initv4si): Likewise.
17141 (vec_initv8hi): Likewise.
17142 (vec_initv16qi): Likewise.
17143 (vec_init<mode>): New.
17145 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17147 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17149 2008-05-21 Tom Tromey <tromey@redhat.com>
17151 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17152 (zone_find_object_offset): Likewise.
17153 (gt_ggc_m_S): Likewise.
17154 (highest_bit): Likewise.
17155 * ggc-page.c (gt_ggc_m_S): New function.
17156 * stringpool.c (string_stack): Remove.
17157 (init_stringpool): Update.
17158 (ggc_alloc_string): Use ggc_alloc.
17159 (maybe_delete_ident): New function.
17160 (ggc_purge_stringpool): Likewise.
17161 (gt_ggc_m_S): Remove.
17162 * ggc-common.c (ggc_protect_identifiers): New global.
17163 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17164 ggc_protect_identifiers.
17165 * ggc.h (ggc_protect_identifiers): Declare.
17166 (gt_ggc_m_S): Update.
17167 (ggc_purge_stringpool): Declare.
17168 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17169 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17171 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17173 2008-05-21 David S. Miller <davem@davemloft.net>
17175 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17178 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17180 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17183 2008-05-20 David Daney <ddaney@avtrex.com>
17185 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17186 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17187 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17188 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17189 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17190 (atomic_hiqi_op): New define_code_iterator.
17191 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17192 mips_expand_compare_and_swap_12.
17193 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17194 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17195 (sync_<optab><mode>, sync_old_<optab><mode>,
17196 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17197 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17198 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17199 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17200 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17201 (test_and_set_12): New insn.
17202 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17203 sync_new_<optab><mode>, sync_old_nand<mode>,
17204 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17205 clobber to operand 0 for SI and DI mode insns.
17206 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17207 mips_gen_fn_4): New typedefs.
17208 (mips_gen_fn_ptrs): Define new union type.
17209 (mips_expand_compare_and_swap_12): Remove declaration.
17210 (mips_expand_atomic_qihi): Declare function.
17211 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17212 (mips_expand_atomic_qihi): ... this. Use new generator function
17214 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17215 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17216 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17217 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17218 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17219 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17220 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17221 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17222 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17223 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17226 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17228 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17231 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17233 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17234 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17235 (avr_attribute_table): Add 'OS_main' function attribute.
17236 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17237 functions with 'OS_main' attribute.
17239 2008-05-20 Richard Guenther <rguenther@suse.de>
17241 PR tree-optimization/35204
17242 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17243 helper, split out from ...
17244 (DFS): ... here. Make the DFS walk non-recursive.
17246 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17247 Jan Sjodin <jan.sjodin@amd.com>
17249 PR tree-optimization/36181
17250 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17251 (parallelize_loops): Don't parallelize when the loop has vector
17254 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17255 Sebastian Pop <sebastian.pop@amd.com>
17257 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17258 matrix, and never look at the tree representation of the memory
17260 (linear_transform_loops): Computes parameters and access matrices.
17261 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17263 (access_matrix_get_index_for_parameter): New.
17264 * tree-data-ref.h (struct access_matrix): New.
17265 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17266 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17267 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17268 am_vector_index_for_loop): New.
17269 (struct data_reference): Add field access_matrix.
17270 (DR_ACCESS_MATRIX): New.
17271 (compute_data_dependences_for_loop): Update declaration.
17272 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17273 * lambda.h (lambda_vector_vec_p): Declared.
17274 * lambda-code.c: Depend on pointer-set.h.
17275 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17276 av_for_af_base, av_for_af, build_access_matrix,
17277 lambda_compute_access_matrices): New.
17278 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17280 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17282 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17283 $SOURCEDIR/include.
17285 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17286 Sebastian Pop <sebastian.pop@amd.com>
17288 PR tree-optimization/36206
17289 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17291 (instantiate_scev_1): Rename flags to fold_conversions.
17292 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17293 outeside instantiation_loop.
17294 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17295 (evolution_function_is_affine_or_constant_p): Removed.
17296 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17298 (analyze_siv_subscript): Pass in the loop nest number.
17299 Call evolution_function_is_affine_in_loop instead of
17300 evolution_function_is_affine_p.
17301 (analyze_overlapping_iterations): Pass in the loop nest number.
17303 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17304 Sebastian Pop <sebastian.pop@amd.com>
17306 PR tree-optimization/36206
17307 * tree-chrec.h (chrec_fold_op): New.
17308 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17311 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17313 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17315 (remove_duplicates): Do not set inode on non-inode systems.
17318 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17320 * config.gcc (tm_file): Update comments about relative pathnames.
17322 2008-05-20 Richard Guenther <rguenther@suse.de>
17324 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17325 * tree-ssa-sccvn.c (process_scc): Likewise.
17326 * tree-ssa-sink.c (execute_sink_code): Likewise.
17327 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17328 * tree-vrp.c (process_assert_insertions): Likewise.
17329 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17330 (perform_tree_ssa_dce): Likewise.
17331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17332 (dump_dominator_optimization_stats): Likewise.
17333 * tree-vectorizer.c (vectorize_loops): Likewise.
17335 2008-05-20 Richard Guenther <rguenther@suse.de>
17337 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17339 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17341 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17342 (ix86_i386elf_return_in_memory): Likewise.
17343 (ix86_i386interix_return_in_memory): Likewise.
17344 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17345 (SUBTARGET_RETURN_IN_MEMORY): New.
17346 * config/i386/i386elf.h: Likewise.
17347 * config/i386/ptx4-i.h: Likewise.
17348 * config/i386/sol2-10.h: Likewise.
17349 * config/i386/sysv4.h: Likewise.
17350 * config/i386/vx-common.h: Likewise.
17351 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17352 * config/i386/i386.c (ix86_return_in_memory): Made static and
17353 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17354 (ix86_i386elf_return_in_memory): Removed.
17355 (ix86_i386interix_return_in_memory): Removed.
17356 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17357 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17359 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17361 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17363 2008-05-19 Xinliang David Li <davidxl@google.com>
17365 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17367 * common.opt: Ditto.
17368 * doc/invoke.texi: Ditto.
17370 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17372 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17373 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17375 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17377 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17378 sizes of operand array from 8/4 to 4/2.
17379 (ix86_expand_vector_init_general): Change size of operand array
17380 from 32 to 16. Remove op0, op1 and half_mode.
17382 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17384 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17385 (ix86_expand_vector_init_interleave): Likewise.
17386 (ix86_expand_vector_init_general): Use them. Assert
17387 word_mode == SImode when n_words == 4.
17389 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17391 * config/i386/i386.c (ix86_secondary_reload): New static function.
17392 (TARGET_SECONDARY_RELOAD): New define.
17393 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17394 * config/i386/i386.md (reload_outqi): Remove.
17396 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17398 PR middle-end/35509
17399 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17400 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17401 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17402 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17403 (fold_builtin_1): Likewise.
17404 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17405 c-common.c (check_builtin_function_arguments): Handle
17406 BUILT_IN_ISINF_SIGN.
17407 * doc/extend.texi: Document __builtin_isinf_sign.
17408 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17410 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17412 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17413 EH cleanup at the end of the pass, search for those that have been
17414 turned into forwarder blocks and do the cleanup on their successor.
17416 2008-05-18 Richard Guenther <rguenther@suse.de>
17418 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17419 pointers to sizetype and vice versa.
17421 2008-05-18 Xinliang David Li <davidxl@google.com>
17423 * gcc/tree-ssa-dce.c: Coding style fix.
17424 (check_pow): Documentation comment.
17425 (check_log): Documenation comment. Coding style fix.
17426 (is_unnecessary_except_errno_call): Ditto.
17427 (gen_conditions_for_pow): Ditto.
17428 (gen_conditions_for_log): Ditto.
17429 (gen_shrink_wrap_conditions): Ditto.
17430 (shrink_wrap_one_built_in_calls): Ditto.
17431 * gcc/doc/invoke.texi: Better documentation string.
17432 * ChangeLog: Fix wrong change log entries from
17433 May 17 checkin on function call DCE.
17435 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17437 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17439 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17441 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17442 * df-problems.c (simulation routines): Fixed block comment to
17443 properly say how to add forwards scanning functions.
17445 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17447 * tree-inline.c (setup_one_parameter): Remove dead code.
17449 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17451 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17452 a BIT_AND_EXPR only for an INTEGER_TYPE.
17454 2008-05-17 Xinliang David Li <davidxl@google.com>
17456 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17457 (check_pow, check_log, is_unnecessary_except_errno_call): New
17458 functions to check for eliminating math functions that are pure
17459 except for setting errno.
17460 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17461 general condition expressions for shrink-wrapping pow/log calls.
17462 (gen_shrink_wrap_conditions): Ditto.
17463 (shrink_wrap_one_built_in_call): Ditto.
17464 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17465 (mark_operand_necessary): If debugging, output if OP is necessary.
17466 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17468 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17470 * gcc/common.opt: New user flag -ftree-builtin-dce.
17471 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17473 2008-05-16 David S. Miller <davem@davemloft.net>
17475 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17476 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17478 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17483 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17485 * ifcvt.c (dead_or_predicable): Rename
17486 df_simulate_one_insn_backwards to df_simulate_one_insn.
17487 * recog.c (peephole2_optimize): Ditto.
17488 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17490 * df.h: Rename df_simulate_one_insn_backwards to
17491 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17492 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17493 scanning of defs and uses.
17494 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17495 (df_simulate_one_insn_forwards): Removed.
17497 2008-05-16 Doug Kwan <dougkwan@google.com>
17499 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17501 (real_from_string): Handle NaNs and Inf as approriate.
17503 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17505 * doc/gty.texi (Source Files Containing Type Information): Note
17506 that headers should appear first in the gtfiles list.
17508 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17510 * tree.def (COND_EXEC): Properly documented this code.
17512 2008-05-16 Diego Novillo <dnovillo@google.com>
17514 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17515 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17518 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17520 * tree-ssa-dse (max_stmt_uid): Removed.
17521 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17522 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17523 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17524 * function.h (cfun.last_stmt_uid): New field.
17525 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17526 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17528 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17529 (create_stmt_ann): Initialize the ann->uid field.
17530 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17532 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17534 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17536 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17537 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17538 (init_empty_tree_cfg): Call it.
17540 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17542 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17545 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17547 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17548 * tree-dump.c (dump_options): New verbose option.
17549 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17551 * tree-pass.h (TDF_VERBOSE): New dump flag.
17552 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17553 (tree-flow.h): Added include.
17554 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17556 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17558 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17560 From Jie Zhang <jie.zhang@analog.com>
17561 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17562 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17563 mcpu=bf561-none and mcpu=bf561-0.2.
17564 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17565 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17566 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17567 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17568 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17569 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17570 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17572 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17573 (cputype_selected): Remove.
17574 (bfin_handle_option): Don't use cputype_selected.
17575 (override_options): When no mcpu option, enable all workarounds.
17576 Don't use bfin_workarounds.
17577 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17579 (DEFAULT_CPU_TYPE): Don't define.
17581 2008-05-16 Richard Guenther <rguenther@suse.de>
17583 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17584 on deletion of the last stmt.
17586 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17588 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17589 V8HImode for SSE2 and V16QImode for SSE4.1.
17591 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17593 * cgraph.h (compute_inline_parameters): Made public.
17594 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17595 variable_generate_summary, function_write_summary,
17596 variable_write_summary, variable_read_summary. Added generate_summary,
17597 write_summary, read_summary.
17598 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17599 pass_ipa_inline.function_generate_summary, to
17600 compute_inline_parameters.
17601 * ipa-inline.c (compute_inline_parameters): Made public and added
17603 (compute_inline_parameters_for_current): New function.
17604 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17605 (inline_generate_summary): Removed parameter and made to loop over
17607 (pass_ipa_inline): Updated for new IPA_PASS structure.
17608 * passes.c (execute_ipa_summary_passes): Now is called once per
17609 pass rather than once per node*pass.
17611 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17613 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17614 avr_have_mul_p, avr_asm_only_p): Remove variables.
17615 (avr_override_options): Remove initialization of removed variables.
17616 (avr_file_start): Convert removed variables to fields of
17617 'struct base_arch_s *avr_current_arch'.
17618 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17619 (AVR_HAVE_MUL): (Ditto.).
17620 (AVR_HAVE_MOVW): (Ditto.).
17621 (AVR_HAVE_LPMX): (Ditto.).
17622 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17623 avr_asm_only_p): Remove declaration.
17625 2008-05-15 Diego Novillo <dnovillo@google.com>
17627 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17628 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17630 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17632 PR middle-end/36194
17633 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17634 Don't call record_truncated_value from here.
17635 (record_truncated_value): Turn it into a for_each_rtx callback.
17636 (record_truncated_values): New function.
17637 (combine_instructions): Call note_uses with record_truncated_values.
17638 Change name of check_conversion to check_promoted_subreg.
17640 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17642 * doc/sourcebuild.texi: Document support for torture tests.
17644 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17646 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17647 to alternative 4 of operand 2.
17649 2008-05-15 Richard Guenther <rguenther@suse.de>
17651 * tree-pass.h (current_pass): Declare.
17652 (get_pass_for_id): Likewise.
17653 * passes.c (passes_by_id, passes_by_id_size): New globals.
17654 (set_pass_for_id): New function.
17655 (get_pass_for_id): Likewise.
17656 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17657 (execute_function_todo): Flush per function statistics.
17658 * toplev.c (compile_file): Init statistics.
17659 (general_init): Do early statistics initialization.
17660 (finalize): Finish statistics.
17661 * statistics.h (statistics_early_init): Declare.
17662 (statistics_init): Likewise.
17663 (statistics_fini): Likewise.
17664 (statistics_fini_pass): Likewise.
17665 (statistics_counter_event): Likewise.
17666 (statistics_histogram_event): Likewise.
17667 * statistics.c: New file.
17668 * Makefile.in (OBJS-common): Add statistics.o.
17669 (statistics.o): Add dependencies.
17670 * doc/invoke.texi (-fdump-statistics): Document.
17672 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17673 (insert): Likewise.
17674 (execute_pre): Use statistics_counter_event.
17675 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17676 (substitute_and_fold): Increment it. Use statistics_counter_event.
17678 2008-05-15 Diego Novillo <dnovillo@google.com>
17680 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17682 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17683 * tree-ssa-alias.c (new_type_alias): Remove references to
17684 sub-variables from comment.
17685 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17687 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17689 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17690 attribute to 1 only for insertps alternative.
17692 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17694 * config/bfin/bfin.md (loadbytes): New pattern.
17695 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17696 (bfin_init_builtins): Initialize it.
17697 (bdesc_1arg): Add it.
17699 2008-05-15 Sa Liu <saliu@de.ibm.com>
17701 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17702 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17703 * testsuite/lib/target-supports.exp: Add
17704 check_effective_target_fortran_integer_16.
17706 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17708 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17709 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17710 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17711 (TARGET_RETURN_IN_MEMORY): Define.
17713 2008-05-15 Richard Guenther <rguenther@suse.de>
17715 PR middle-end/36244
17716 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17717 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17718 represent unmodifiable vars.
17720 2008-05-15 Richard Guenther <rguenther@suse.de>
17722 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17723 INDIRECT_REF and TARGET_MEM_REF.
17724 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17727 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17728 H.J. Lu <hongjiu.lu@intel.com>
17730 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17731 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17732 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17733 insn alternatives. Add missing alternatives.
17734 (*vec_concatv2di_rex64_sse4_1): Likewise.
17735 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17736 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
17737 Require TARGET_SSE.
17739 2008-05-15 Richard Guenther <rguenther@suse.de>
17741 PR tree-optimization/36009
17742 PR tree-optimization/36204
17743 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17744 (determine_invariantness_stmt): Record the loop a store is
17745 always executed in.
17746 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17749 2008-05-15 Richard Guenther <rguenther@suse.de>
17751 PR tree-optimization/34330
17752 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17753 through the pointer will alias the SMT.
17755 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17757 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17759 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17761 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17763 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17764 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17766 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17767 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17768 (vashl_optab): New optab for vector/vector shifts.
17769 (vashr_optab): Ditto.
17770 (vlshr_optab): Ditto.
17771 (vrotl_optab): Ditto.
17772 (vrotr_optab): Ditto.
17773 (optab_subtype): New enum for optab_for_tree_code call.
17774 (optab_for_tree_code): Add enum optab_subtype argument.
17776 * optabs.c (optab_for_tree_code): Take an additional argument to
17777 distinguish between a vector shift by a scalar and vector shift by
17778 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17779 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17780 vector shift by a vector.
17781 (expand_widen_pattern_expr): Pass additional argument to
17782 optab_for_tree_code.
17784 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17785 vrotl_optab, vrotr_optab.
17787 * expr.c (expand_expr_real_1): Update calls to
17788 optab_for_tree_code to distinguish between vector shifted by a
17789 scalar and vector shifted by a vector.
17790 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17791 (supportable_narrowing_operation): Ditto.
17792 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17793 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17794 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17795 (vect_create_epilog_for_reduction): Ditto.
17796 (vectorizable_reduction): Ditto.
17797 (vectorizable_operation): Ditto.
17798 (vect_strided_store_supported): Ditto.
17799 (vect_strided_load_supported): Ditto.
17800 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17801 * expmed.c (expand_shift): Ditto.
17803 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17805 (ashr@var{m}3): Ditto.
17806 (vashl@var{m}3): Document new vector/vector shift standard name.
17807 (vashr@var{m}3): Ditto.
17808 (vlshr@var{m}3): Ditto.
17809 (vrotl@var{m}3): Ditto.
17810 (vrotr@var{m}3): Ditto.
17812 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17813 (PPERM_INVERT): Ditto.
17814 (PPERM_REVERSE): Ditto.
17815 (PPERM_REV_INV): Ditto.
17816 (PPERM_ZERO): Ditto.
17817 (PPERM_ONES): Ditto.
17818 (PPERM_SIGN): Ditto.
17819 (PPERM_INV_SIGN): Ditto.
17820 (PPERM_SRC1): Ditto.
17821 (PPERM_SRC2): Ditto.
17823 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17824 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17825 allows a memory operand to be the value being added, and split it
17826 to improve vectorization.
17827 (sse5_pmacsdqh_mem): Ditto.
17828 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17829 (sse5_mulv2div2di3_high): Ditto.
17830 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17831 (vec_pack_trunc_v4si): Ditto.
17832 (vec_pack_trunc_v2di): Ditto.
17833 (sse5_pcmov_<mode>): Remove code that tried to use use
17834 andps/andnps instead of pcmov.
17835 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17836 pmacsdqh instructions.
17837 (vec_widen_smult_lo_v4si): Ditto.
17839 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17840 (PPERM_INVERT): Ditto.
17841 (PPERM_REVERSE): Ditto.
17842 (PPERM_REV_INV): Ditto.
17843 (PPERM_ZERO): Ditto.
17844 (PPERM_ONES): Ditto.
17845 (PPERM_SIGN): Ditto.
17846 (PPERM_INV_SIGN): Ditto.
17847 (PPERM_SRC1): Ditto.
17848 (PPERM_SRC2): Ditto.
17849 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17851 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17853 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17854 says ignore whether the last reference is a memory operand.
17856 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17857 Paolo Bonzini <bonzini at gnu dot org>
17859 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17862 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17863 (vlshr<mode>3): Rename from vlshr<mode>3.
17864 (vashr<mode>3): Rename from vashr<mode>3.
17865 (mulv4sf3): Change the names of vector shift patterns.
17869 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17872 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17897 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17898 (floatunssidf2_internal): Change vector/vector shift names.
17899 (floatunsdidf2_internal): Ditto.
17906 (vashl<mode>3): Rename from ashl<mode>3.
17907 (vashr<mode>3): Rename from ashr<mode>3.
17908 (vlshr<mode>3): Rename from lshr<mode>3.
17909 (vrotl<mode>3): Rename from rotl<mode>3.
17911 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17914 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17915 multiply gives the wrong value when doing widening multiplies.
17916 (vec_widen_smult_lo_v4si): Ditto.
17918 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17920 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17921 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17922 emit_library_call_value.
17923 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17924 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17925 * calls.c (initialize_argument_information, precompute_arguments,
17926 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17927 (precompute_arguments): Removed flags parameter.
17928 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17930 2008-05-14 Richard Guenther <rguenther@suse.de>
17932 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17933 Make sure to register the store if the use is a PHI_NODE.
17935 2008-05-14 Olivier Hainque <hainque@adacore.com>
17937 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17938 memory if the component is to be referenced in BLKmode according
17939 to get_inner_reference.
17941 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17943 * calls.c (emit_library_call_value_1): Restore code clearing
17944 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17946 2008-05-14 Olivier Hainque <hainque@adacore.com>
17947 Nicolas Roche <roche@adacore.com>
17949 * configure.ac: Add support for a "gcc_subdir" variable in
17950 config-lang.in, to denote a subdirectory where the language/GCC
17951 integration files are to be found.
17952 * configure: Regenerate.
17954 2008-05-14 Ira Rosen <irar@il.ibm.com>
17956 PR tree-optimization/36098
17957 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17958 value for the first load in the group in case of a gap.
17959 (vect_build_slp_tree): Check that there are no gaps in loads.
17961 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17963 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17964 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17965 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17966 emit_insn and remove unneeded code to construct extra args.
17967 (emit_no_conflict_block): Removed.
17968 * optabls.h: (emit_no_conflict_block): Removed.
17969 * cse.c (cse_extended_basic_block): Remove search for
17970 REG_NO_CONFLICT note.
17971 * global.c: Removed incorrect comment added in revision 117.
17972 * expr.c (convert_move): Change call to emit_no_conflict_block to
17974 * recog.c: Change comments so that they do not mention
17976 * local_alloc.c (combine_regs): Removed last parameter.
17977 (no_conflict_p): Removed.
17978 (block_alloc): Removed note, no_conflict_combined_regno and set
17979 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17980 (combine_regs): Removed already_dead and code to look for
17981 REG_NO_CONFLICT notes.
17982 * lower_subreg (remove_retval_note): Removed code to look for
17983 REG_NO_CONFLICT block.
17984 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17985 (resolve_clobber): Remove code to process libcalls that have
17986 REG_NO_CONFLICT notes.
17987 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17989 * combine.c (can_combine_p, distribute_notes): Removed
17990 REG_NO_CONFLICT case.
17991 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17993 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17994 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17996 * reg-notes.def (NO_CONFLICT): Removed.
17998 2008-05-14 David S. Miller <davem@davemloft.net>
18000 * config/sparc/sparc.c (sparc_profile_hook): If
18001 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18002 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18003 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18005 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18007 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18009 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18012 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18013 and op1 expansion before vector concat to have less live pseudos.
18015 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18017 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18018 ix86_expand_vector_set if supported.
18020 2008-05-13 Diego Novillo <dnovillo@google.com>
18021 Kenneth Zadeck <zadeck@naturalbridge.com>
18023 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18025 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18026 phinodes_print_statistics, init_ssanames, fini_ssanames,
18027 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18028 release_ssa_name, release_defs, replace_ssa_name_symbol,
18029 ssanames_print_statistics): Move ...
18030 * tree-flow.h: ... here.
18031 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18032 Use FN instead of cfun.
18033 (make_ssa_name_fn): Rename from make_ssa_name.
18034 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18035 * tree-flow-inline.h (make_ssa_name): Move from
18036 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18037 * omp-low.c (expand_omp_parallel):
18038 * tree-flow-inline.h (redirect_edge_var_map_result):
18039 * tree-ssa.c (init_tree_ssa): Add argument FN.
18040 Use it instead of cfun. Update all users.
18042 2008-05-13 Tom Tromey <tromey@redhat.com>
18044 PR preprocessor/22168:
18045 * doc/cpp.texi (Top): Update menu.
18046 (Alternatives to Wrapper #ifndef): New node.
18047 (Other Directives): Document deprecation.
18048 (Obsolete Features): Remove menu.
18049 (Assertions): Merge node into Obsolete Features.
18050 (Obsolete once-only headers): Move earlier; rename to Alternatives
18051 to Wrapper #ifndef.
18052 * doc/cppopts.texi: Update.
18053 * c.opt (Wdeprecated): Enable for C and ObjC.
18054 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18055 (C++ Dialect Options): Move -Wno-deprecated from here to...
18056 (Warning Options): ... here.
18058 2008-05-13 Richard Guenther <rguenther@suse.de>
18060 PR middle-end/36227
18061 * fold-const.c (fold_sign_changed_comparison): Do not allow
18062 changes in pointer-ness.
18064 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18067 * config/sh/sh.c (sh_expand_prologue): Don't clear
18068 RTX_FRAME_RELATED_P for push insns.
18070 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18072 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18074 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18076 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18077 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18078 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18080 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18082 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18083 (*vec_concatv4sf_sse): This.
18084 (*sse2_concatv2si): Renamed to ...
18085 (*vec_concatv2si_sse2): This.
18086 (*sse1_concatv2si): Renamed to ...
18087 (*vec_concatv2si_sse): This.
18088 (*vec_concatv2di_rex): Renamed to ...
18089 (*vec_concatv2di_rex64): This.
18090 (*vec_concatv2si_sse4_1): New.
18091 (*vec_concatv2di_rex64_sse4_1): Likewise.
18093 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18095 PR rtl-optimization/36111
18096 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18097 that was created for swappable operands.
18099 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18102 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18103 * configure.ac: Add call to ACX_PROG_GNAT.
18105 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18107 * optc-gen.awk: Fix comment typo.
18109 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18111 * pretty-print.c (pp_integer_with_precision): Use
18112 HOST_LONG_LONG_FORMAT.
18114 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18116 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18118 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18120 * config/i386/i386.c (bdesc_ptest): Removed.
18121 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18122 (bdesc_args): Add __builtin_ia32_ptestz128,
18123 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18124 (ix86_init_mmx_sse_builtins): Updated.
18125 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18126 (ix86_expand_builtin): Updated.
18128 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18130 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18131 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18133 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18135 * value-prof.c (interesting_stringop_to_profile): Do not
18136 return early for BUILT_IN_MEMPCPY.
18138 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18140 * calls.c (expand_call): Don't use callgraph to increase
18141 preferred_stack_boundary.
18143 * cgraph.h (cgraph_rtl_info): Use unsigned on
18144 preferred_incoming_stack_boundary.
18146 * final.c (rest_of_clean_state): Use unsigned on
18147 preferred_stack_boundary.
18149 2008-05-09 Tom Tromey <tromey@redhat.com>
18151 PR preprocessor/22231:
18152 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18155 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18157 PR tree-optimization/36129
18158 * tree-ssa-ccp.c: Include value-prof.h.
18159 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18160 built-in function was folded to a constant.
18161 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18163 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18164 Sebastian Pop <sebastian.pop@amd.com>
18166 * tree-scalar-evolution.c: Document instantiate_scev.
18167 (instantiate_parameters_1): Renamed instantiate_scev_1.
18168 Don't use the same loop for instantiation_loop and evolution_loop.
18169 (instantiate_scev): New.
18170 (instantiate_parameters): Moved...
18171 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18172 same loop twice. Maintains the semantics for this function.
18173 * tree-scalar-evolution.h (instantiate_scev): Declare.
18174 (instantiate_parameters): ...here. Now static inline.
18175 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18176 instead of resolve_mixers.
18178 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18180 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18182 2008-05-09 Tomas Bily <tbily@suse.cz>
18184 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18185 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18186 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18187 * c-common.c (c_common_truthvalue_conversion): Likewise.
18188 * tree-object-size.c (compute_object_offset): Likewise.
18189 * tree-inline.c (estimate_num_insns_1): Likewise.
18190 * varasm.c (const_hash_1, compare_constant, copy_constant)
18191 (compute_reloc_for_constant, output_addressed_constants)
18192 (initializer_constant_valid_p): Likewise.
18193 * c-omp.c (check_omp_for_incr_expr): Likewise.
18194 * gimplify.c (gimplify_expr): Likewise.
18195 * c-typeck.c (c_finish_return): Likewise.
18196 * tree-vectorizer.c (supportable_widening_operation)
18197 (supportable_narrowing_operation): Likewise.
18198 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18199 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18200 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18201 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18202 (descr_info_loc): Likewise.
18203 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18204 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18205 (fold_unary): Likewise.
18206 * builtins.c (get_pointer_alignment): Likewise.
18207 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18208 (instantiate_parameters_1): Likewise.
18209 * tree.c (expr_align, stabilize_reference): Likewise.
18210 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18211 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18212 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18213 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18214 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18215 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18217 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18218 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18219 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18220 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18221 (forward_propagate_comparison)
18222 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18223 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18224 * emit-rtl.c (component_ref_for_mem_expr)
18225 (set_mem_attributes_minus_bitpos): Likewise.
18226 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18227 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18229 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18230 (build_function_call, pointer_diff, build_compound_expr)
18231 (c_finish_return): Likewise.
18232 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18233 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18235 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18236 * expr.c (is_aligning_offset): Likewise.
18237 * tree-ssa-alias.c (is_escape_site): Likewise.
18238 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18239 (check_all_va_list_escapes): Likewise.
18240 * tree-ssa-loop-ivopts.c (determine_base_object)
18241 (determine_common_wider_type): Likewise.
18242 * dojump.c (do_jump): Likewise.
18243 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18244 * tree-gimple.c (is_gimple_cast): Likewise.
18245 * fold-const.c (decode_field_reference, )
18246 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18247 (fold_binary): Likewise.
18248 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18249 (already_warned_in_frontend_p): Likewise.
18250 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18251 * tree.c (really_constant_p, get_unwidened): Likewise.
18252 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18253 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18254 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18256 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18258 (CONVERT_EXPR_P): Define.
18259 (CASE_CONVERT): Define.
18261 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18263 PR middle-end/36117
18264 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18265 (delete_unmarked_insns): When deleting a call, call
18266 delete_unreachable_blocks.
18267 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18268 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18270 2008-05-08 Richard Guenther <rguenther@suse.de>
18272 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18273 (-ftree-salias): Likewise.
18274 (salias-max-implicit-fields): Remove param documentation.
18275 (salias-max-array-elements): Likewise.
18276 * tree-pass.h (pass_create_structure_vars): Remove.
18277 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18278 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18279 * tree-ssa-alias.c (create_structure_vars): Remove.
18280 (gate_structure_vars): Likewise.
18281 (pass_create_structure_vars): Likewise.
18282 (gate_build_alias): Likewise.
18283 (pass_build_alias): Adjust to run always and dump the function.
18284 * common.opt (ftree-salias): Hide.
18285 * passes.c (init_optimization_passes): Remove
18286 pass_create_structure_vars, adjust comment.
18287 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18288 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18289 * opts.c (decode_options): Do not set flag_tree_salias.
18290 (common_handle_option): Add OPT_ftree_salias to the backward
18291 compatibility section.
18293 2008-05-08 Richard Guenther <rguenther@suse.de>
18295 * tree-flow-inline.h (var_can_have_subvars): Move ...
18296 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18297 * tree-flow.h (var_can_have_subvars): Remove.
18298 (push_fields_onto_fieldstack): Remove.
18299 (sort_fieldstack): Likewise.
18300 (struct fieldoff): Move ...
18301 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18302 alias_set and base_for_components fields.
18303 (sort_fieldstack): Make static.
18304 (push_fields_onto_fieldstack): Likewise. Remove code that
18305 handles anything but RECORD_TYPEs. Remove alias_set and
18306 base_for_components handling.
18307 (create_variable_info_for): Adjust.
18309 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18311 * common.opt (Wframe-larger-than=): Shorten the help message
18313 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18315 2008-05-08 Rafael Espíndola <espindola@google.com>
18317 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18319 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18320 trap and that both operands are gimple values.
18321 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18322 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18325 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18327 * read-rtl.c (join_c_conditions): Return the first string if the
18328 two strings are equal.
18330 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18332 * gensupport.h (pred_data): Add a "num_codes" field.
18333 (add_predicate_code): Declare.
18334 * gensupport.c (add_predicate_code): New function.
18335 (std_pred_table): Add an "allows_const_p" field.
18336 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18337 Remove the (incomplete) list of such codes from the codes field.
18338 (init_predicate_table): Use add_predicate_code. Add all
18339 RTX_CONST_OBJs if allows_const_p is true.
18340 * genrecog.c (process_define_predicate): Use add_predicate_code.
18342 2008-05-08 David Daney <ddaney@avtrex.com>
18343 Richard Sandiford <rsandifo@nildram.co.uk>
18345 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18346 special case of constant zero operands.
18347 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18348 old and new values. Special case constant zero values.
18349 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18351 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18352 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18354 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18357 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18358 similar RTX_CONST_OBJ before CONST_INT.
18360 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18362 * stmt.c (expand_stack_restore): Change sa mode if needed.
18364 2008-05-08 Richard Guenther <rguenther@suse.de>
18366 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18367 return type to bool.
18368 (ix86_sol10_return_in_memory): Likewise.
18369 (ix86_i386elf_return_in_memory): Likewise.
18370 (ix86_i386interix_return_in_memory): Likewise.
18371 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18372 (ix86_sol10_return_in_memory): Likewise.
18373 (ix86_i386elf_return_in_memory): Likewise.
18374 (ix86_i386interix_return_in_memory): Likewise.
18376 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18379 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18381 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18382 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18385 2008-05-08 Richard Guenther <rguenther@suse.de>
18387 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18388 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18389 (DR_SUBVARS): Remove.
18390 * tree-dfa.c (dump_subvars_for): Remove.
18391 (debug_subvars_for): Likewise.
18392 (dump_variable): Do not dump subvars.
18393 (remove_referenced_var): Do not remove subvars.
18394 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18395 (lookup_subvars_for_var): Remove.
18396 (get_subvars_for_var): Likewise.
18397 (get_subvars_at): Likewise.
18398 (get_first_overlapping_subvar): Likewise.
18399 (overlap_subvar): Likewise.
18400 * tree-flow.h (subvar_t): Remove.
18401 (struct var_ann_d): Remove subvars field.
18402 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18403 argument. Remove special handling of SFTs.
18404 (compute_tag_properties): Likewise.
18405 (set_initial_properties): Likewise.
18406 (compute_call_clobbered): Likewise.
18407 (count_mem_refs): Likewise.
18408 (compute_memory_partitions): Likewise.
18409 (compute_flow_insensitive_aliasing): Likewise.
18410 (setup_pointers_and_addressables): Likewise.
18411 (new_type_alias): Likewise.
18412 (struct used_part): Remove.
18413 (used_portions): Likewise.
18414 (struct used_part_map): Likewise.
18415 (used_part_map_eq): Likewise.
18416 (used_part_map_hash): Likewise.
18417 (free_used_part_map): Likewise.
18418 (up_lookup): Likewise.
18419 (up_insert): Likewise.
18420 (get_or_create_used_part_for): Likewise.
18421 (create_sft): Likewise.
18422 (create_overlap_variables_for): Likewise.
18423 (find_used_portions): Likewise.
18424 (create_structure_vars): Likewise.
18425 * tree.def (STRUCT_FIELD_TAG): Remove.
18426 * tree.h (MTAG_P): Adjust.
18427 (struct tree_memory_tag): Remove base_for_components and
18428 unpartitionable flags.
18429 (struct tree_struct_field_tag): Remove.
18430 (SFT_PARENT_VAR): Likewise.
18431 (SFT_OFFSET): Likewise.
18432 (SFT_SIZE): Likewise.
18433 (SFT_NONADDRESSABLE_P): Likewise.
18434 (SFT_ALIAS_SET): Likewise.
18435 (SFT_UNPARTITIONABLE_P): Likewise.
18436 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18437 (union tree_node): Remove sft field.
18438 * alias.c (get_alias_set): Remove special handling of SFTs.
18439 * print-tree.c (print_node): Remove handling of SFTs.
18440 * tree-dump.c (dequeue_and_dump): Likewise.
18441 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18442 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18443 * tree-predcom.c (set_alias_info): Do not set subvars.
18444 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18445 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18446 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18447 (add_vars_for_offset): Remove.
18448 (add_virtual_operand): Remove special handling of SFTs.
18449 (add_call_clobber_ops): Likewise.
18450 (add_call_read_ops): Likewise.
18451 (get_asm_expr_operands): Likewise.
18452 (get_modify_stmt_operands): Likewise.
18453 (get_expr_operands): Likewise.
18454 (add_to_addressable_set): Likewise.
18455 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18456 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18457 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18458 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18459 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18460 (tree_node_structure): Likewise.
18461 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18463 (find_what_p_points_to): Likewise.
18465 2008-05-08 Sa Liu <saliu@de.ibm.com>
18467 * config/spu/spu.md: Fixed subti3 pattern.
18469 2008-05-08 Richard Guenther <rguenther@suse.de>
18471 PR middle-end/36154
18472 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18473 sure to create a representative for trailing arrays for PTA.
18475 2008-05-08 Richard Guenther <rguenther@suse.de>
18477 PR middle-end/36172
18478 * fold-const.c (operand_equal_p): Two objects which types
18479 differ in pointerness are not equal.
18481 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18483 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18484 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18485 (emit_library_call_value_1): Add new variable fndecl initialized by
18486 NULL_TREE. It should be the decl type of orgfun, but this information
18487 seems not to be available here, so it uses the default calling abi.
18488 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18489 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18490 by TARGET_RETURN_IN_MEMORY.
18491 * config/i386/i386-interix.h: Likewise.
18492 * config/i386/i386.h: Likewise.
18493 * config/i386/i386elf.h: Likewise.
18494 * config/i386/ptx4-i.h: Likewise.
18495 * config/i386/sol2-10.h: Likewise.
18496 * config/i386/sysv4.h: Likewise.
18497 * config/i386/vx-common.h: Likewise.
18498 * config/cris/cris.h: Removed #if 0 clause.
18499 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18500 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18502 (ix86_sol10_return_in_memory): Likewise.
18503 (ix86_i386elf_return_in_memory): New.
18504 (ix86_i386interix_return_in_memory): New.
18505 * config/mt/mt-protos.h (mt_return_in_memory): New.
18506 * config/mt/mt.c: Likewise.
18507 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18508 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18509 * config/bfin/bfin.h: Likewise.
18510 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18512 * config/bfin/bfin.c: Likewise.
18513 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18514 * config/alpha/unicosmk.h: Likewise.
18515 * config/i386/cygming.h: Likewise.
18516 * config/iq2000/iq2000.h: Likewise.
18517 * config/mips/mips.h: Likewise.
18518 * config/mn10300/mn10300.h: Likewise.
18519 * config/rs6000/rs6000.h: Likewise.
18520 * config/score/score.h: Likewise.
18521 * config/spu/spu.h: Likewise.
18522 * config/v850/v850.h: Likewise.
18523 * defaults.h: Likewise.
18524 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18525 * expr.c (emit_block_move): Adjust use of
18526 OUTGOING_REG_PARM_STACK_SPACE.
18527 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18528 OUTGOING_REG_PARM_STACK_SPACE.
18529 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18531 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18533 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18534 on OMP_RETURN for OMP_FOR.
18537 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18538 (fortran_common): New function.
18539 (gen_variable_die): Call fortran_common instead of common_check,
18540 adjust for it returning tree instead of rtx. Formatting.
18542 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18546 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18547 * c-decl.c (merge_decls): Ditto.
18548 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18549 to RTL_CONST_OR_PURE_CALL_P.
18550 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18551 Initialized DECL_LOOPING_CONST_PURE.
18552 (process_call_operands): Set tree_side_effects properly.
18553 * tree.h (TREE_READONLY_DECL_P): Removed.
18554 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18555 (DECL_LOOPING_OR_CONST_P): New macro.
18556 (struct tree_function_decl): Added looping_const_or_pure_p.
18557 (ECF_*) Renumbered.
18558 (ECF_LOOPING_OR_CONST_P): New macro.
18559 * rtlanal.c (pure_const_p): Removed.
18560 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18561 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18562 to RTL_CONST_CALL_P.
18563 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18564 (check_decl, check_tree, check_call, scan_function): Initialize
18566 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18567 (static_execute): Set looping true for recursive functions.
18568 Undo setting state to IPA_NEITHER for recursive functions.
18569 * cse.c (cse_insn):
18570 * ifcvt.c (noce_can_store_speculate_p): Changed
18571 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18572 RTL_CONST_OR_PURE_CALL_P.
18573 * dse.c (scan_insn): Ditto.
18574 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18575 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18576 RTL_CONST_OR_PURE_CALL_P.
18577 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18578 pure_call_p to RTL_CONST_CALL_P.
18579 * gimplify.c (gimplify_call_expr): Clear side effects for
18580 non-looping pure and constant calls.
18581 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18582 (flags_from_decl_or_type): Set ecf flags from decl flags.
18583 (initialize_argument_information): Turn off
18584 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18585 Change const to pure if callee_copies is true rather than just
18587 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18588 way of marking pure calls.
18589 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18590 Remove hack that was supposed to fix pr7335 and remove old
18591 way of marking pure calls.
18592 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18593 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18594 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18595 RTL_CONST_OR_PURE_CALL_P.
18596 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18597 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18598 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18599 * sched-deps.c (schedule_analyze): Ditto.
18600 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18601 return_val field of calls to represent pure and const function info.
18602 (CONST_OR_PURE_CALL_P): Deleted macro.
18603 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18604 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18605 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18607 * tree-optimize.c (execute_fixup_cfg): Added test for
18608 ECF_LOOPING_CONST_OR_PURE.
18609 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18611 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18612 effects for looping pure or const calls.
18613 (verify_gimple_expr): Added verification code.
18614 * config/alpha/alpha.c (alpha_legitimize_address,
18615 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18617 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18618 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18619 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18620 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18621 RTL_CONST_OR_PURE_CALL_P.
18622 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18623 and const calls to be deleted.
18625 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18629 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18630 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18631 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18632 to handle nonimmediate operands.
18633 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18634 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18635 to handle nonimmediate operands.
18636 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18637 (mmx_pmulhrwv4hi3): New expander. Use
18638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18639 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18640 (sse2_umulv1siv1di3): New expander. Use
18641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18642 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18643 (mmx_eq<mode>3): New expander. Use
18644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18645 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18646 (mmx_uavgv8qi3): New expander. Use
18647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18648 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18649 (mmx_uavgv4hi3): New expander. Use
18650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18652 * config/i386/sse.md
18653 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18654 to handle nonimmediate operands.
18655 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18656 to handle nonimmediate operands.
18657 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18658 to handle nonimmediate operands.
18659 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18660 to handle nonimmediate operands.
18661 (sse2_unpckhpd_exp): New expander. Use
18662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18663 (sse2_unpcklpd_exp): New expander. Use
18664 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18665 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18666 to handle nonimmediate operands.
18667 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18668 to handle nonimmediate operands.
18669 (*sse2_<plusminus_insn><mode>3): Rename from
18670 sse2_<plusminus_insn><mode>3 insn pattern.
18671 (sse2_<plusminus_insn><mode>3): New expander. Use
18672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18673 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18674 (sse2_umulv2siv2di3): New expander. Use
18675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18676 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18677 (sse4_1_mulv2siv2di3): New expander. Use
18678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18679 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18680 (sse2_pmaddwd): New expander. Use
18681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18682 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18683 (sse2_eq<mode>3): New expander. Use
18684 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18685 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18686 (sse4_1_eqv2di3): New expander. Use
18687 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18688 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18689 (sse2_uavgv16qi3): New expander. Use
18690 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18691 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18692 (sse2_uavgv16qi3): New expander. Use
18693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18694 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18695 (sse2_uavgv8hi3): New expander. Use
18696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18697 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18698 (ssse3_pmulhrswv8hi3): New expander. Use
18699 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18700 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18701 (ssse3_pmulhrswv4hi3): New expander. Use
18702 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18704 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18705 (<sse>_vmmul<mode>3): Ditto.
18706 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18708 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18709 (ssse3_pmaddubsw): Ditto.
18711 * config/i386/i386.c (struct_builtin_description)
18712 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18713 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18714 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18715 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18716 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18717 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18718 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18719 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18720 (ix86_fixup_binary_operands): Assert that src1
18721 and src2 must have the same mode when swapped.
18722 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18723 and ix86_binary_operator_ok. Do not force operands in registers
18726 2008-05-07 Jan Hubicka <jh@suse.cz>
18728 * cgraph.c (dump_cgraph_node): Update.
18729 * cgraph.h (cgraph_local_info): Break out inline summary.
18730 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18732 * ipa-inline (inline_summary): New accestor function.
18733 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18734 cgraph_decide_inlining, compute_inline_parameters): Update.
18735 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
18737 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
18739 Cleanup ColdFire scheduling support and add V4 pipeline model.
18741 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18742 (define_attr cpu): Add cfv4 value.
18743 (define_attr type, define_attr type1): Merge into a single 'type'
18744 attribute. Update all uses.
18745 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18746 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18748 (define_attr opx_mem, define_attr opy_mem): Remove.
18749 (define_attr op_mem): Clean up, update comment.
18750 (define_attr size): Use specific values instead of general int.
18751 (define_attr guess, define_attr split): Remove. Update all uses.
18752 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18753 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18754 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18755 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18756 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18757 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18758 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18759 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18760 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18761 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18762 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18763 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18764 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18765 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18766 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18767 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18768 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18769 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18770 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18771 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18772 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18773 Update or set attributes.
18774 (stack_tie): New fake instruction.
18776 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18777 (m68k_sched_attr_size): Update declaration.
18778 (m68k_sched_attr_type2): Remove.
18779 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18780 Declare new bypass predicates.
18782 * config/m68k/m68k.c (m68k_sched_issue_rate,
18783 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18785 (TARGET_SCHED_ISSUE_RATE,
18786 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18787 (override_options): Handle scheduling for ColdFire V4 core.
18788 (m68k_expand_prologue): Emit stack_tie.
18789 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18790 'OP_TYPE_FPN'. Update all uses.
18791 (sched_guess_p): Remove.
18792 (sched_address_type): Handle symbolic addresses.
18793 (sched_get_operand): New static function.
18794 (sched_operand_type): Merge into sched_attr_op_type.
18795 (sched_attr_op_type): Handle FP registers, handle quick constants,
18797 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18798 (m68k_sched_attr_size): Update. Move logic to ...
18799 (sched_get_attr_size_int): New static function.
18800 (sched_get_opxy_mem_type): New static function.
18801 (m68k_sched_attr_op_mem): Update.
18802 (m68k_sched_attr_type2): Remove.
18803 (sched_cfv4_bypass_data): New static variable.
18804 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18805 (m68k_sched_issue_rate): Implement scheduler hook.
18806 (struct _sched_ib: enabled_p): New field.
18807 (m68k_sched_variable_issue): Update. Handle V4.
18808 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18809 sched_dump_class_func_t, sched_dump_split_class,
18810 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18811 sched_dump_dfa_class, m68k_sched_dump): Remove.
18812 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18814 (m68k_sched_init_global): Remove statisctics dumping, introduce
18815 sanity check that all instructions have pipeline reservations. Handle
18817 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18818 Handle ColdFire V4 core.
18819 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18820 New static functions.
18821 (m68k_sched_address_bypass_p): New bypass predicate.
18822 (sched_get_indexed_address_scale): New static function.
18823 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18825 * cf.md: Update comments.
18826 (define_attr type2): Remove. Use 'type' attribute instead.
18828 (cf_ib): Rename to cfv123_ib. Update all uses.
18829 (cf_oep): Rename to cfv123_oep. Update all uses.
18830 (cf_chr): Rename to cfv123_chr. Update all uses.
18831 (cf_mem): Rename to cfv123_mem. Update all uses.
18832 (cf_mac): Move to more appropriate place.
18833 (cfv123_guess): New automaton and cpu_unit.
18834 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18835 Update uses of 'size' attribute. Handle before reload scheduling.
18836 (cfv123_guess): New dummy reservation for unhandled instructions.
18837 (cfv4_*): Pipeline description of ColdFire V4 core.
18838 (ignore): New reservation to handle 'ignore' type.
18840 2008-05-07 Ian Lance Taylor <iant@google.com>
18842 PR middle-end/36013
18843 * gimplify.c (find_single_pointer_decl_1): Don't look through
18845 (find_single_pointer_decl): Adjust comments.
18847 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18849 PR middle-end/36137
18850 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18851 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18853 PR middle-end/36106
18854 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18855 integral type rather than floating point, then VIEW_CONVERT_EXPR
18856 to the floating point type.
18858 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18860 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18861 TFmode op0 to register.
18863 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18865 * c-decl.c (grokdeclarator): Comment typo.
18867 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18869 * tree-flow.h: Remove prototype for computed_goto_p.
18870 * tree-cfg.c (computed_goto_p): Make static.
18872 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18875 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18876 (contains_aligned_value_p): This. Handle _Decimal128.
18877 (ix86_function_arg_boundary): Only align _Decimal128 to its
18878 natural boundary and handle it properly.
18880 2008-05-06 Martin Jambor <mjambor@suse.cz>
18882 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18883 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18884 (ipcp_method_set_orig_node): Removed.
18885 (ipcp_cval_get_cvalue_type): Removed.
18886 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18887 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18888 (ipcp_cval_set_cvalue_type): Removed.
18889 (ipcp_cval_get_cvalue): Removed.
18890 (ipcp_cval_set_cvalue): Removed.
18891 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18892 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18893 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18894 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18895 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18896 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18897 (ipcp_get_ith_lattice): Changed parameters.
18898 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18899 (ipcp_lattice_from_jfunc): Changed parameters.
18900 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18901 (ipcp_method_cval_print): Added temporary variable info.
18902 (ipcp_redirect): Removed already unused local variable caller.
18903 (ipcp_redirect): New temporary variable orig_callee_info
18904 (ipcp_redirect): Removed newly unused local variable callee.
18905 (ipcp_redirect): Removed (a bit confusing) local variable type.
18906 (ipcp_insert_stage): Added local variable info.
18907 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18909 (ipcp_formal_create): Removed.
18910 (ipcp_method_cval_set): Removed.
18911 (ipcp_propagate_stage): Renamed lattice variables.
18912 (ipcp_method_cval_set_cvalue_type): Removed.
18913 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18914 (ipcp_print_all_lattices): Changed printed strings to refer to
18915 lattices rather than cvals.
18916 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18917 (ipcp_propagate_const): Changed formal parameters.
18918 (build_const_val): Changed formal parameters.
18919 (ipcp_insert_stage): Removed useless variable cvalue
18920 (build_const_val): Changed formal parameters.
18921 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18922 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18923 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18924 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18925 (ipcp_print_func_profile_counts): Changed string from "method" to
18927 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18928 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18929 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18930 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18931 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18932 (ipcp_lat_is_const): Changed parameters and made inline.
18933 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18934 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18935 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18936 the predicate condition directly
18937 (ipcp_propagate_stage): Added local variable args. Removed local
18938 variable callee. (Both are mere code simplifications.)
18939 (ipcp_method_dont_insert_const): Renamed to
18940 ipcp_node_not_modifiable_p.
18941 (ipcp_node_not_modifiable_p): Made inline.
18942 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18943 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18944 (ipcp_print_all_lattices): Removed variable cvalue
18945 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18948 2008-05-06 Olivier Hainque <hainque@adacore.com>
18950 * tree-sra.c (try_instantiate_multiple_fields): Early return
18951 if field has POINTER_TYPE.
18953 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18955 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18956 by using 'q' specifier for instruction.
18957 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18959 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18961 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18962 Change mode of zero_extract from QImode to HImode.
18963 (sign bit tests peepholes): (Ditto.).
18965 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18967 * config/i386/mmx.md: Remove double backslashes from asm templates.
18968 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18969 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18970 to handle nonimmediate operands.
18971 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18972 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18973 to handle nonimmediate operands.
18974 (*mmx_<code>v2sf3_finite): New insn pattern.
18975 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18976 (mmx_<code>v2sf3): New expander. Use
18977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18978 (mmx_<plusminus_insn><mode>3): New expander. Use
18979 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18980 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18981 (mmx_add<mode>3): Removed.
18982 (mmx_ssadd<mode>3): Ditto.
18983 (mmx_usadd<mode>3): Ditto.
18984 (mmx_sub<mode>3): Ditto.
18985 (mmx_sssub<mode>3): Ditto.
18986 (mmx_ussub<mode>3): Ditto.
18987 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18988 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18989 to handle nonimmediate operands.
18990 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18992 (mmx_smulv4hi3_highpart): New expander. Use
18993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18994 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18996 (mmx_umulv4hi3_highpart): New expander. Use
18997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18998 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18999 (mmx_<code>v4hi3): New expander. Use
19000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19001 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19002 (mmx_<code>v8qi3): New expander. Use
19003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19004 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19005 (mmx_<code><mode>3): New expander. Use
19006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19008 2008-05-05 Jan Hubicka <jh@suse.cz>
19010 PR tree-optimization/36118
19011 * passes.c (pass_init_dump_file): Fix dump header.
19013 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19015 PR middle-end/36141
19016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19017 VCE for function decls.
19019 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19021 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19023 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19025 * config/i386/i386.md (sat_plusminus): New.
19026 (plusminus_insn): Likewise.
19027 (plusminus_mnemonic): Likewise.
19029 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19030 (*<addsub><mode>3_cc_overflow): Renamed to ...
19031 (*<plusminus_insn><mode>3_cc_overflow): This.
19032 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19033 (*<plusminus_insn>si3_zext_cc_overflow): This.
19035 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19036 (<plusminus_insn><mode>3): This.
19037 (*<addsub><mode>3): Renamed to ...
19038 (*<plusminus_insn><mode>3): This.
19039 (<sse>_vm<addsub><mode>3): Renamed to ...
19040 (<sse>_vm<plusminus_insn><mode>3): This.
19041 (sse3_h<addsub>v4sf3): Renamed to ...
19042 (sse3_h<plusminus_insn>v4sf3): This.
19043 (sse3_h<addsub>v2df3): Renamed to ...
19044 (sse3_h<plusminus_insn>v2df3): This.
19045 (<plusminus_insn><mode>3): New.
19046 (*<plusminus_insn><mode>3): Likewise.
19047 (sse2_<plusminus_insn><mode>3): Likewise.
19048 (add<mode>): Removed.
19049 (*add<mode>3): Likewise.
19050 (sse2_ssadd<mode>3): Likewise.
19051 (sse2_usadd<mode>3): Likewise.
19052 (sub<mode>3): Likewise.
19053 (*sub<mode>3): Likewise.
19054 (sse2_sssub<mode>3): Likewise.
19055 (sse2_ussub<mode>3): Likewise.
19057 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19059 * gthr-single.h: Add in required interface elements as per gthr.h.
19060 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19061 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19062 Generalize UNUSED macro.
19063 (__gthread_once): Add.
19064 (__gthread_key_create): Add.
19065 (__gthread_key_delete): Add.
19066 (__gthread_getspecific): Add.
19067 (__gthread_setspecific): Add.
19069 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19072 the same size types for the indirect reference on the rhs, then
19075 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19077 * config/i386/i386.md
19078 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19079 one insn template instead of template series.
19080 (*xordi_1_rex64): Ditto.
19081 (*xordi_2_rex64): Ditto.
19083 2008-05-05 Ira Rosen <irar@il.ibm.com>
19085 PR tree-optimization/36119
19086 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19089 2008-06-04 Jan Hubicka <jh@suse.cz>
19091 tree-optimization/36100
19092 * tree-pass.h (pass_O0_always_inline): Declare.
19093 * ipa-inline.c (inline_transform): Remove dead code.
19094 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19095 pass_O0_always_inline): New.
19096 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19098 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19100 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19101 mnemonic in this_param move for TARGET_64BIT.
19103 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19105 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19106 (*strmovsi_rex_1): Ditto.
19107 (*strsetsi_1): Ditto.
19108 (*strsetsi_rex_1): Ditto.
19110 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19111 adddicc expanders using SWI mode iterator.
19113 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19116 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19119 2008-05-04 David S. Miller <davem@davemloft.net>
19121 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19122 (sparc*-*-linux*): Use linux.h in tm_file.
19123 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19124 compiler defaulting to 32-bit.
19125 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19127 * config/sparc/linux.h: Remove definitions now obtained
19128 properly from linux.h
19129 * config/sparc/linux64.h: Likewise.
19130 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19131 don't want this setting for 32-bit builds in a biarch compiler.
19132 * doc/install.texi: Add sparc-linux to list of targets
19133 supporting --enable-targets=all.
19135 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19137 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19139 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19141 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19142 after V4SI_FTYPE_V8HI.
19143 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19144 case V4SI_FTYPE_V2DF.
19146 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19148 * doc/invoke.texi (max-flow-memory-locations): Removed.
19149 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19151 2008-05-03 Richard Guenther <rguenther@suse.de>
19153 PR middle-end/34973
19154 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19156 2008-05-02 David S. Miller <davem@davemloft.net>
19158 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19160 2008-05-02 Simon Baldwin <simonb@google.com>
19163 * c-common.h (warn_array_subscript_range): Removed.
19164 * c-common.c (warn_array_subscript_range): Ditto.
19165 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19166 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19168 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19170 * config/i386/i386.c (ix86_special_builtin_type): New.
19171 (bdesc_special_args): Likewise.
19172 (ix86_expand_special_args_builtin): Likewise.
19173 (ix86_init_mmx_sse_builtins): Updated.
19174 (ix86_expand_builtin): Updated.
19175 (ix86_expand_store_builtin): Removed.
19176 (ix86_expand_unop_builtin): Likewise.
19178 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19179 * config/i386/mmintrin.h (__v2sf): Here.
19181 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19183 (_mm_loadl_pi): Likewise.
19184 (_mm_storeh_pi): Replace __v2si with __v2sf.
19185 (_mm_storel_pi): Likewise.
19187 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19188 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19189 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19190 __builtin_ia32_loadlpd.
19192 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19194 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19195 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19196 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19197 (ix86_init_mmx_sse_builtins): Updated.
19198 (ix86_expand_args_builtin): Likewise.
19199 (ix86_expand_builtin): Likewise.
19200 (ix86_expand_unop1_builtin): Renamed to ...
19201 (ix86_expand_unop_vec_merge_builtin): This.
19203 2008-05-01 Jan Hubicka <jh@suse.cz>
19206 * ipa-inline.c (inline_generate_summary): Make static.
19207 (inline_transform): Do not call inlining at -O0; make static.
19208 * passes.c (execute_todo): Add sanity check.
19209 (execute_one_ipa_transform_pass): Execute proper flags.
19211 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19213 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19214 (DECL_NONADDRESSABLE_P): Likewise.
19215 * alias.c (record_component_aliases): Fix comment.
19217 2008-05-01 Simon Baldwin <simonb@google.com>
19219 * c-common.h (warn_array_subscript_range): New function.
19220 * c-common.c (warn_array_subscript_range): Ditto.
19221 * tree-vrp.c (check_array_ref): Corrected code to agree with
19222 comment, ignoring only arrays of size 0 or size 1.
19223 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19225 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19227 * config/i386/i386.c (ix86_builtin_type): Replace
19228 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19229 (bdesc_args): Updated.
19230 (ix86_init_mmx_sse_builtins): Likewise.
19231 (ix86_expand_args_builtin): Likewise.
19233 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19236 * doc/extend.texi: Correct __builtin_ia32_palignr.
19238 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19241 * config/i386/i386.c (bdesc_crc32): Removed.
19242 (ix86_expand_crc32): Likewise.
19243 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19244 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19245 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19246 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19247 UINT_FTYPE_UINT_UCHAR.
19248 (bdesc_args): Updated. Add crc32 builtins.
19249 (ix86_init_mmx_sse_builtins): Updated.
19250 (ix86_expand_args_builtin): Updated to support subreg.
19252 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19254 2008-05-01 Jan Hubicka <jh@suse.cz>
19256 * tree-pass.h (opt_pass): Add IPA_PASS.
19257 (varpool_node, cgraph_node): Forward declare.
19258 (ipa_opt_pass): Define.
19259 (pass_ipa_inline): Turn into ipa_opt_pass.
19260 (pass_apply_inline): Remove.
19261 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19262 (apply_inline): Turn into ....
19263 (inline_transform): ... this one.
19264 (inline_generate_summary): New function.
19265 (pass_apply_inline): Remove.
19266 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19268 (struct function): Add ipa_transforms_to_apply.
19269 * passes.c (register_one_dump_file): Work on IPA_PASS.
19270 (init_optimization_passes): Remove pass_inline_parameters and
19272 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19273 (execute_one_pass) ... here; apply transforms when possible.
19274 (add_ipa_transform_pass, execute_ipa_summary_asses,
19275 execute_one_ipa_transform_pass): New.
19276 (execute_ipa_pass_list): Update for IPA_PASS type.
19278 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19280 * config/i386/i386.c (ix86_builtin_type): Add
19281 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19282 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19283 (bdesc_args): Add SSE4a builtins.
19284 (ix86_init_mmx_sse_builtins): Updated.
19285 (ix86_expand_args_builtin): Likewise.
19286 (ix86_expand_builtin): Likewise.
19288 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19290 * config/i386/i386.c (ix86_builtin_type): Add
19291 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19292 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19293 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19294 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19295 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19296 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19297 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19298 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19299 and DI_FTYPE_DI_DI_INT.
19300 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19301 (ix86_init_mmx_sse_builtins): Updated.
19302 (ix86_expand_args_builtin): Likewise.
19303 (ix86_expand_builtin): Likewise.
19304 (ix86_expand_binop_imm_builtin): Removed.
19306 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19308 2008-04-30 Richard Guenther <rguenther@suse.de>
19310 PR tree-optimization/32921
19311 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19313 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19315 * config/arm/arm.c (arm_unwind_emit): Use
19316 crtl->all_throwers_are_sibcalls instead of
19317 cfun->all_throwers_are_sibcalls.
19318 (arm_output_fn_unwind): Likewise.
19319 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19320 instead of cfun->uses_pic_offset_table.
19321 (frv_expand_prologue): Likewise.
19322 (frv_frame_pointer_required): Likewise.
19323 (frv_expand_fdpic_call): Likewise.
19324 (frv_emit_movsi): Likewise.
19325 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19326 cfun->returns_pcc_struct instead of
19327 current_function_returns_pcc_struct.
19328 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19329 instead of cfun->calls_eh_return.
19330 (m32c_pushm_popm): Likewise.
19331 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19332 "extern" declaration.
19334 2008-04-30 Richard Guenther <rguenther@suse.de>
19336 PR tree-optimization/21636
19337 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19339 (evaluate_stmt): Print the likely value.
19340 (ccp_visit_stmt): Avoid excessive vertical spacing.
19342 2008-04-30 Rafael Espíndola <espindola@google.com>
19344 * builtins.c (fold_call_expr): Return realret.
19345 * tree-ssa-threadedge.c
19346 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19347 __builtin_object_size.
19349 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19351 * gcc.c (wrapper_string): New variable.
19352 (insert_wrapper): New function.
19353 (execute): New option -wrapper.
19354 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19356 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19358 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19359 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19360 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19362 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19363 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19364 config/rs6000/e500crtres64gprctr.asm,
19365 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19366 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19367 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19368 config/rs6000/e500crtsav64gprctr.asm,
19369 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19370 config/rs6000/e500crtsavg64gprctr.asm: New files.
19371 * config/rs6000/t-ppccomm: Add build rules for new files.
19372 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19373 * config/rs6000/t-netbsd: Add build rules for new files.
19374 (LIB2FUNCS_STATIC_EXTRA): New variable.
19375 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19376 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19377 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19379 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19381 * config/i386/i386.c (ix86_builtin_type): Add
19382 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19383 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19384 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19385 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19386 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19387 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19388 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19389 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19390 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19391 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19392 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19393 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19394 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19395 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19396 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19397 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19398 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19399 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19400 V1DI_FTYPE_V2SI_V2SI.
19401 (bdesc_2arg): Moved to ...
19402 (bdesc_args): Here.
19403 (ix86_init_mmx_sse_builtins): Updated.
19404 (ix86_expand_args_builtin): Updated. Take a pointer
19405 to const struct builtin_description. Handle comparison
19407 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19408 (ix86_expand_builtin): Updated.
19410 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19411 (ssse3_pmaddubsw128): This.
19412 (ssse3_pmaddubswv4hi3): Renamed to ...
19413 (ssse3_pmaddubsw): This.
19415 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19416 (__builtin_ia32_packssdw128): Likewise.
19417 (__builtin_ia32_packuswb128): Likewise.
19418 (__builtin_ia32_pmaddubsw): Likewise.
19419 (__builtin_ia32_pmaddubsw128): Likewise.
19421 2008-04-30 Richard Guenther <rguenther@suse.de>
19423 PR tree-optimization/14847
19424 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19425 (recognize_bits_test): Use it.
19426 (recognize_single_bit_test): Likewise.
19428 2008-04-30 Martin Jambor <mjambor@suse.cz>
19430 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19431 instead of setting number of formal parameters to zero.
19432 (ipcp_init_stage): Do not set the number of actual parameters to zero
19434 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19435 which are called with variable number of arguments.
19436 (ipcp_insert_stage): Explicitely skipping all nodes which are
19437 called with variable number of arguments.
19438 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19439 number of parameters.
19441 * ipa-prop.h (struct ipa_node_params): Added flag
19442 called_with_var_arguments
19443 (ipa_set_param_count): Added. Changed sole setter to use it.
19444 (ipa_get_param_count): Added. All readers of param_count
19445 converted to use it instead.
19446 (ipa_set_called_with_variable_arg): Added.
19447 (ipa_is_called_with_var_arguments): Added.
19448 (ipa_get_ith_param): Added. All readers of param_decls converted
19450 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19452 (ipa_get_cs_argument_count): Added, all readers of argument_count
19454 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19457 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19458 (struct ipcp_lattice): Renamed cval_type to type
19459 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19461 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19462 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19463 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19464 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19465 (build_const_val): Changed the type of parameter cvalue to tree
19466 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19467 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19469 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19472 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19473 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19474 (ipa_add_method): Renamed to ipa_push_func_to_list
19475 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19476 (ipa_callsite_param_count): Removed.
19477 (ipa_callsite_param_count_set): Removed.
19478 (ipa_callsite_param): Removed.
19479 (ipa_callsite_callee): Removed.
19480 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19481 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19482 (ipa_method_formal_count): Removed.
19483 (ipa_method_formal_count_set): Removed.
19484 (ipa_method_get_tree): Removed.
19485 (ipa_method_tree_map_create): Removed.
19486 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19487 (ipa_create_param_decls_array): Creates the array itself
19488 (ipa_create_param_decls_array): Temporary variable info instead of
19489 a few dereferences.
19490 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19491 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19492 (get_type): Removed.
19493 (ipa_jf_get_info_type): Removed.
19494 (ipa_node_create): Renamed to ipa_create_node_params
19495 (ipa_free): Renamed to ipa_free_all_node_params
19496 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19497 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19498 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19499 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19500 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19501 ipa_free_all_edge_args
19502 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19503 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19504 (ipa_create_methodlist_node): Removed.
19505 (ipa_methodlist_method): Removed.
19506 (ipa_methodlist_method_set): Removed.
19507 (ipa_methodlist_next_method): Removed.
19508 (ipa_methodlist_next_method_set): Removed.
19509 (ipa_method_is_modified): Removed.
19510 (ipa_method_modify_create): Removed.
19511 (ipa_method_modify_init): Temporary variable info instead of a few
19513 (ipa_detect_param_modifications): Temporary variable info instead of
19514 a few dereferences.
19515 (ipa_compute_jump_functions): Temporary variable info instead of
19516 a few dereferences.
19517 (ipa_method_modify_set): Removed.
19518 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19519 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19520 than craph_node as the first parameter.
19521 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19522 (ipa_method_modify_init): Removed.
19523 (ipa_compute_jump_functions): Added a temp variable instead of
19524 repeatadly dereferencing the cgraph_edge.aux pointer
19525 (ipa_callsite_param_set_type): Removed.
19526 (ipa_compute_jump_functions): i renamed to index and moved to
19528 (ipa_callsite_param_set_info_type_formal): Removed.
19529 (ipa_callsite_param_set_info_type): Removed.
19530 (ipa_callsite_param_map_create): Removed.
19531 (ipa_callsite_tree): Removed.
19532 (ipa_callsite_caller): Removed.
19533 (ipa_pop_func_from_list): return_method removed to return_func
19535 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19536 prefixed all values with IPA_. Changed all users.
19537 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19538 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19539 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19540 (union parameter_info): Renamed to jump_func_value.
19541 (union jump_func_value): Renamed value to constant
19542 (struct ipa_jump_func): Renamed info_type to value
19543 (struct ipa_node): Renamed to ipa_node_params
19544 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19545 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19546 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19547 (struct ipa_edge): Renamed to ipa_edge_args
19548 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19549 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19550 (struct ipa_methodlist): Renamed to ipa_func_list
19551 (struct ipa_func_list): method_p renamed to node, next_method
19553 (ipa_methodlist_p): Removed, switched all users to struct pointer
19554 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19556 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19558 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19559 (rs6000_emit_epilogue): Use backchain to restore only when we
19560 have a large frame. Make use of frame pointer to restore if we
19561 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19563 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19565 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19566 Add mode to zero_extract.
19567 (sign bit tests peepholes): (Ditto.).
19569 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19571 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19572 Instructions in comments with SSE3.
19573 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19574 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19575 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19576 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19577 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19578 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19579 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19580 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19581 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19582 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19583 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19584 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19585 (bdesc_sse_args): Renamed to ...
19586 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19587 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19588 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19589 IX86_BUILTIN_FABSQ.
19590 (bdesc_1arg): Moved to ...
19591 (bdesc_args): Here.
19592 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19593 Instructions in comments with SSE3.
19594 (ix86_expand_sse_operands_builtin): Renamed to ...
19595 (ix86_expand_args_builtin): This. Updated.
19596 (ix86_expand_unop1_builtin): Update comments.
19597 (ix86_expand_builtin): Updated.
19599 2008-04-29 Richard Guenther <rguenther@suse.de>
19601 PR tree-optimization/36078
19602 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19603 Update virtual SSA form after cleaning up the CFG.
19605 2008-04-29 Richard Guenther <rguenther@suse.de>
19607 PR middle-end/15255
19608 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19610 2008-04-29 Richard Guenther <rguenther@suse.de>
19612 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19613 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19614 (compute_flow_insensitive_aliasing): Do not treat
19615 PTR_IS_REF_ALL pointers special.
19616 (get_smt_for): Likewise.
19617 (may_alias_p): Re-structure.
19618 (is_escape_site): A ref-all pointer conversion is not an escape site.
19619 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19620 PTR_IS_REF_ALL pointers special.
19621 * tree-ssa-structalias.h (struct alias_info): Remove
19622 ref_all_symbol_mem_tag field.
19623 (PTR_IS_REF_ALL): Remove.
19625 2008-04-29 Richard Guenther <rguenther@suse.de>
19627 PR middle-end/36077
19628 * fold-const.c (extract_muldiv_1): In combining division constants
19629 make sure to never overflow.
19631 2008-04-29 Nick Clifton <nickc@redhat.com>
19633 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19635 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19638 * optc-gen.awk: Work around HP-UX/IA awk bug.
19640 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19642 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19645 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19648 * config/i386/i386.md
19649 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19650 Change operand 1 predicate to nonimmediate_operand.
19652 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19655 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19657 * gengtype.c (walk_type, write_func_for_structure): Handle
19659 * doc/gty.texi: Document chain_circular.
19661 2008-04-28 Richard Guenther <rguenther@suse.de>
19663 PR tree-optimization/36066
19664 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19667 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19670 * config/i386/i386.md
19671 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19672 Use match_scratch instead of match_operand for operands 3 and 4.
19674 2008-04-27 Richard Guenther <rguenther@suse.de>
19676 PR tree-optimization/18754
19677 PR tree-optimization/34223
19678 * tree-pass.h (pass_complete_unrolli): Declare.
19679 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19680 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19681 Rewrite loop into loop closed SSA form if it is not already.
19682 (tree_unroll_loops_completely): Re-structure to iterate over
19683 innermost loops with intermediate CFG cleanups.
19684 Unroll outermost loops only if requested or the code does not grow
19686 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19687 loops are available.
19688 (tree_vectorize): Instead do so here.
19689 (tree_complete_unroll): Also unroll outermost loops.
19690 (tree_complete_unroll_inner): New function.
19691 (gate_tree_complete_unroll_inner): Likewise.
19692 (pass_complete_unrolli): New pass.
19693 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19694 uses outside of the loop.
19695 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19696 form if it is available.
19697 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19698 * passes.c (init_optimization_passes): Schedule complete inner
19699 loop unrolling pass before the first CCP pass after final inlining.
19701 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19703 * targhooks.h (default_emutls_var_fields,
19704 default_emutls_var_init): Declare.
19705 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19706 * target.h (struct gcc_target): Add struct emutls member.
19707 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19708 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19709 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19710 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19711 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19712 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19713 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19714 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19715 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19716 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19717 emit debug information.
19718 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19719 * varasm.c: Include targhooks.h.
19720 (emutls_object_section, emutls_tmpl_section): New.
19721 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19722 (EMUTLS_SEPARATOR): New.
19723 (prefix_name): New.
19724 (get_emutls_object_name): New.
19725 (default_emutls_var_fields): New, broken out of ...
19726 (get_emutls_object_type): ... here. Adjust to use target hooks.
19727 (get_emutls_init_templ_addr): Adjust to use target hooks.
19728 (emutls_decl): Adjust to use target hooks.
19729 (emutls_finish): Likewise.
19730 (default_emutls_var_init): New, broken out of ...
19731 (assemble_variable): ... here. Adjust to use target hooks.
19732 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19733 SECCAT_EMUTLS_TMPL.
19734 * c-common.c (handle_section_attribute): Prevent overriding
19735 sections for emulated tls with special sections.
19736 * config/i386/i386.c (x86_64_elf_select_section): Add
19737 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
19738 (x86_64_elf_unique_section): Likewise.
19739 * config/vxworks.c: Include tree.h.
19740 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19741 (vxworks_override_options): Set TLS scheme.
19742 * doc/tm.texi (Emulated TLS): New node.
19744 2008-04-26 Simon Baldwin <simonb@google.com>
19747 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19748 with propagated string constants.
19750 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19753 constraint for operand 2 when operand 0 is memory operand.
19754 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19755 operand 0 is memory operand.
19756 (fix_trunc<mode>_i387_with_temp): Ditto.
19757 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19758 operand 2 when operand 1 is memory operand.
19759 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19760 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19761 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19762 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19763 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19764 operands 2,3 and 4 when operand 1 is memory operand.
19765 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19767 (fistdi2_floor_with_temp): Ditto.
19768 (fist<mode>2_floor_with_temp): Ditto.
19769 (fistdi2_ceil_with_temp): Ditto.
19770 (fist<mode>2_ceil_with_temp): Ditto.
19771 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19773 2008-04-26 David Daney <ddaney@avtrex.com>
19775 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19777 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19778 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19779 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19780 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19781 (compare_and_swap_12): New insn.
19782 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19783 * config/mips/mips.c (mips_force_binary): New function.
19784 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19785 (mips_expand_compare_and_swap_12): New function.
19786 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19788 2008-04-25 Jan Hubicka <jh@suse.cz>
19791 * cfgexpand.c (pass_expand): Turn into RTL pass.
19792 * passes.c (execute_one_pass): Do pass typechecking after execution.
19793 * tree-pass.h (pass_expand): Turn into RTL pass.
19795 * function.h (struct rtl_data): Move here fields
19796 accesses_prior_frames, calls_eh_return, saves_all_registers,
19797 has_nonlocal_goto, has_asm_statement, is_thunk,
19798 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19799 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19800 arg_pointer_save_area_init from struct function; turn into bool.
19801 (struct function): Move
19802 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19803 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19804 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19805 tail_call_emit, arg_pointer_save_area_init
19806 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19807 (current_function_returns_struct, current_function_returns_pcc_struct,
19808 current_function_calls_setjmp, current_function_calls_alloca,
19809 current_function_accesses_prior_frames,
19810 current_function_calls_eh_return, current_function_is_thunk,
19811 current_function_stdarg, current_function_profile,
19812 current_function_limit_stack, current_function_uses_pic_offset_table,
19813 current_function_uses_const_pool, current_function_has_nonlocal_label,
19814 current_function_saves_all_registers,
19815 current_function_has_nonlocal_goto,
19816 current_function_has_asm_statement): Remove accesor macros.
19817 * ra-conflict.c (global_conflicts): Update.
19818 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19819 (suitable_for_tail_call_opt_p): Update.
19820 * builtins.c (expand_builtin_return_addr): Update.
19821 (expand_builtin_setjmp_setup): Update.
19822 (expand_builtin_nonlocal_goto): Update.
19823 * final.c (final_start_function): Update.
19824 (profile_function): Update.
19825 (leaf_function_p): Update.
19826 (only_leaf_regs_used): Update.
19827 * df-scan.c (df_get_exit_block_use_set): Update.
19828 * dojump.c (clear_pending_stack_adjust): Update.
19829 * tree-stdarg.c (gate_optimize_stdarg): Update.
19830 * gimple-low.c (lower_function_body): Update.
19831 * global.c (compute_regsets): Update.
19832 (global_alloc): Update.
19833 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19834 * expr.c (expand_assignment): Update.
19835 * dse.c (dse_step0): Update.
19836 (dse_step1): Update.
19837 * c-decl.c (store_parm_decls): Update.
19838 * local-alloc.c (combine_regs): Update.
19839 (find_free_reg): Update.
19840 * function.c (assign_parms_augmented_arg_list): Update.
19841 (assign_parm_find_data_types): Update.
19842 (assign_parms): Update.
19843 (allocate_struct_function): Update.
19844 (expand_function_start): Update.
19845 (expand_function_end): Update.
19846 (get_arg_pointer_save_area): Update.
19847 (thread_prologue_and_epilogue_insns): Update.
19848 (rest_of_match_asm_constraints): Update.
19849 * stor-layout.c (variable_size): Update.
19850 * gcse.c (gcse_main): Update.
19851 (bypass_jumps): Update.
19852 * gimplify.c (gimplify_function_tree): Update.
19853 * calls.c (emit_call_1): Update.
19854 (expand_call): Update.
19855 * bt-load.c (compute_defs_uses_and_gen): Update.
19856 * except.c (sjlj_assign_call_site_values): Update.
19857 (sjlj_emit_function_enter): Update.
19858 (can_throw_external): Update.
19859 (set_nothrow_function_flags): Update.
19860 (expand_builtin_unwind_init): Update.
19861 (expand_eh_return): Update.
19862 (convert_to_eh_region_ranges): Update.
19863 (output_function_exception_table): Update.
19864 * emit-rtl.c (gen_tmp_stack_mem): Update.
19865 * cfgexpand.c (expand_used_vars): Update.
19866 (tree_expand_cfg): Update.
19867 * cfgcleanup.c (rest_of_handle_jump): Update.
19868 * explow.c (allocate_dynamic_stack_space): Update.
19869 * varasm.c (assemble_start_function): Update.
19870 (force_const_mem): Update.
19871 (mark_constant_pool): Update.
19872 * tree-optimize.c (tree_rest_of_compilation): Update.
19873 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19874 * tree-cfg.c (notice_special_calls): Update.
19875 (is_ctrl_altering_stmt): Update.
19876 (tree_can_make_abnormal_goto): Update.
19877 (tree_purge_dead_abnormal_call_edges): Update.
19878 * config/alpha/predicates.md: Update.
19879 * config/alpha/alpha.c (alpha_sa_mask): Update.
19880 (alpha_sa_size): Update.
19881 (alpha_does_function_need_gp): Update.
19882 (alpha_expand_prologue): Update.
19883 (alpha_start_function): Update.
19884 (alpha_output_function_end_prologue): Update.
19885 (alpha_expand_epilogue): Update.
19886 * config/frv/frv.c (frv_stack_info): Update.
19887 (frv_expand_epilogue): Update.
19888 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19889 (s390_register_info): Update.
19890 (s390_frame_info): Update.
19891 (s390_init_frame_layout): Update.
19892 (s390_can_eliminate): Update.
19893 (save_gprs): Update.
19894 * config/spu/spu.c (spu_split_immediate): Update.
19895 (need_to_save_reg): Update.
19896 (spu_expand_prologue): Update.
19897 (spu_expand_epilogue): Update.
19898 * config/sparc/sparc.md: Update.
19899 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19900 (sparc_tls_got): Update.
19901 (legitimize_pic_address): Update.
19902 (sparc_emit_call_insn): Update.
19903 (sparc_expand_prologue): Update.
19904 (output_return): Update.
19905 (print_operand): Update.
19906 (sparc_function_ok_for_sibcall): Update.
19907 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19908 * config/m32r/m32r.md: Update.
19909 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19910 (m32r_compute_frame_size): Update.
19911 (m32r_expand_prologue): Update.
19912 (m32r_expand_epilogue): Update.
19913 (m32r_legitimize_pic_address): Update.
19914 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19915 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19916 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19917 (gen_push): Update.
19918 (ix86_save_reg): Update.
19919 (ix86_compute_frame_layout): Update.
19920 (ix86_expand_prologue): Update.
19921 (ix86_expand_epilogue): Update.
19922 * config/sh/sh.c (output_stack_adjust): Update.
19923 (calc_live_regs): Update.
19924 (sh5_schedule_saves): Update.
19925 (sh_expand_prologue): Update.
19926 (sh_expand_epilogue): Update.
19927 (sh_setup_incoming_varargs): Update.
19928 (sh_allocate_initial_value): Update.
19929 (sh_get_pr_initial_val): Update.
19930 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19931 * config/sh/sh.md (label:): Update.
19932 * config/avr/avr.c (out_movhi_mr_r): Update.
19933 * config/crx/crx.h (enum): Update.
19934 * config/xtensa/xtensa.h (along): Update.
19935 * config/stormy16/stormy16.c Update.
19936 (xstormy16_compute_stack_layout): Update.
19937 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19938 (fr30_expand_prologue): Update.
19939 * config/cris/cris.c (cris_conditional_register_usage): Update.
19940 (cris_reg_saved_in_regsave_area): Update.
19941 (cris_initial_frame_pointer_offset): Update.
19942 (cris_simple_epilogue): Update.
19943 (cris_expand_prologue): Update.
19944 (cris_expand_epilogue): Update.
19945 (cris_expand_pic_call_address): Update.
19946 (cris_asm_output_symbol_ref): Update.
19947 (cris_asm_output_label_ref): Update.
19948 * config/cris/cris.md Update.
19949 * config/iq2000/iq2000.c (compute_frame_size): Update.
19950 (iq2000_expand_epilogue): Update.
19951 * config/mt/mt.h (save_direction): Update.
19952 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19953 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19954 (ia64_secondary_reload_class): Update.
19955 * config/m68k/m68k.c (m68k_save_reg): Update.
19956 (m68k_expand_prologue): Update.
19957 (m68k_expand_epilogue): Update.
19958 (legitimize_pic_address): Update.
19959 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19960 (first_reg_to_save): Update.
19961 (first_altivec_reg_to_save): Update.
19962 (compute_vrsave_mask): Update.
19963 (compute_save_world_info): Update.
19964 (rs6000_stack_info): Update.
19965 (spe_func_has_64bit_regs_p): Update.
19966 (rs6000_ra_ever_killed): Update.
19967 (rs6000_emit_eh_reg_restore): Update.
19968 (rs6000_emit_allocate_stack): Update.
19969 (rs6000_emit_prologue): Update.
19970 (rs6000_emit_epilogue): Update.
19971 (rs6000_output_function_epilogue): Update.
19972 (output_profile_hook): Update.
19973 (rs6000_elf_declare_function_name): Update.
19974 * config/rs6000/rs6000.h (rs6000_args): Update.
19975 * config/rs6000/rs6000.md: Update.
19976 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19977 * config/arc/arc.c (arc_output_function_epilogue): Update.
19978 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19979 * config/darwin.c (machopic_function_base_name): Update.
19980 * config/score/score3.c (score3_compute_frame_size): Update.
19983 (score3_epilogue): Update.
19984 * config/score/score7.c (score7_compute_frame_size): Update.
19985 (score7_prologue): Update.
19986 (score7_epilogue): Update.
19987 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19988 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19989 * config/arm/arm.c (use_return_insn): Update.
19990 (require_pic_register): Update.
19991 (arm_load_pic_register): Update.
19992 (arm_compute_save_reg0_reg12_mask): Update.
19993 (arm_compute_save_reg_mask): Update.
19994 (thumb1_compute_save_reg_mask): Update.
19995 (output_return_instruction): Update.
19996 (arm_output_function_prologue): Update.
19997 (arm_output_epilogue): Update.
19998 (arm_get_frame_offsets): Update.
19999 (arm_expand_prologue): Update.
20000 (thumb_pushpop): Update.
20001 (thumb_exit): Update.
20002 (thumb1_expand_prologue): Update.
20003 (thumb1_expand_epilogue): Update.
20004 (arm_unwind_emit): Update.
20005 (arm_output_fn_unwind): Update.
20006 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20007 * config/arm/arm.md: Update.
20008 * config/pa/pa.md: Update.
20009 * config/pa/pa.c (legitimize_pic_address): Update.
20010 (compute_frame_size): Update.
20011 (hppa_expand_prologue): Update.
20012 (hppa_expand_epilogue): Update.
20013 (borx_reg_operand): Update.
20014 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20015 (HARD_REGNO_RENAME_OK): Update.
20016 * config/mips/mips.c (mips_global_pointer): Update.
20017 (mips_save_reg_p): Update.
20018 (mips_compute_frame_info): Update.
20019 (mips_frame_pointer_required): Update.
20020 (mips_expand_prologue): Update.
20021 (mips_expand_epilogue): Update.
20022 (mips_can_use_return_insn): Update.
20023 (mips_reorg_process_insns): Update.
20024 * config/v850/v850.c (compute_register_save_size): Update.
20025 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20026 * config/mmix/mmix.c (along): Update.
20027 (mmix_expand_epilogue): Update.
20028 * config/bfin/bfin.c (legitimize_pic_address): Update.
20029 (must_save_p): Update.
20030 (stack_frame_needed_p): Update.
20031 (add_to_reg): Update.
20032 (bfin_expand_prologue): Update.
20033 * stmt.c (expand_asm_operands): Update.
20034 * reload1.c (reload): Update.
20035 (init_elim_table): Update.
20037 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20039 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20041 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20043 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20044 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20045 (mov<mode>): Removed.
20046 (*movv4sf_internal): Likewise.
20047 (*movv2df_internal): Likewise.
20049 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20051 * config.gcc (crx-*-elf): Remove deprecation.
20053 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20055 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20056 __gcc_deregister_frame with atexit.
20057 (deregister_frame_dtor): Remove.
20059 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20060 Nathan Sidwell <nathan@codesourcery.com>
20062 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20064 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20065 (rs6000_isel): Likewise.
20066 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20067 (rs6000_isel): New variable.
20068 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20070 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20073 * c-common.c (handle_vector_size_attribute): Call
20074 lang_hooks.types.reconstruct_complex_type instead of
20075 reconstruct_complex_type.
20076 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20077 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20078 * langhooks.h (struct lang_hooks_for_types): Add
20079 reconstruct_complex_type hook.
20080 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20081 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20083 2008-04-24 Richard Guenther <rguenther@suse.de>
20085 * c-common.h (check_builtin_function_arguments): Declare.
20086 * c-common.c (validate_nargs): New function.
20087 (check_builtin_function_arguments): Likewise.
20088 * c-typeck.c (build_function_call): Call
20089 check_builtin_function_arguments.
20090 * builtins.c (fold_builtin_classify): Remove error reporting code.
20091 (fold_builtin_unordered_cmp): Likewise.
20092 (fold_builtin_1): Likewise.
20093 (fold_builtin_n): Likewise.
20095 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20097 PR tree-optimization/36008
20098 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20099 the original op1, rather than delta by step.
20101 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20102 Sebastian Pop <sebastian.pop@amd.com>
20104 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20105 eliminate_local_variables_stmt, eliminate_local_variables,
20106 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20107 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20108 of code delimited by two edges in the CFG.
20109 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20110 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20111 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20112 the case of parallelisation of reductions.
20113 (expr_invariant_in_region_p): New.
20115 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20116 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20118 2008-04-24 Ira Rosen <irar@il.ibm.com>
20119 Richard Guenther <rguenther@suse.de>
20121 PR tree-optimization/36034
20122 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20123 incapable of dealing with loads with gaps.
20125 2008-04-24 Rafael Espíndola <espindola@google.com>
20127 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20128 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20129 vrp_evaluate_conditional.
20130 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20131 (vrp_evaluate_conditional): Split the cond argument.
20132 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20133 (simplify_stmt_for_jump_threading): Update call to
20134 vrp_evaluate_conditional.
20136 2008-04-24 Ira Rosen <irar@il.ibm.com>
20138 PR tree-optimization/35982
20139 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20140 interleaved data-refs are of the same type.
20142 2008-04-24 Danny Smith <dannysmith@users.net>
20144 * c-format.c (check_format_info_main): Use strncmp rather than a
20145 magic prefix to handle multichar length specs.
20146 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20147 Don't prefix "I64" and "I32" with '\0'.
20149 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20152 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20153 in registers for -m32 only if stdarg_p (fntype).
20155 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20157 PR rtl-optimization/36006
20158 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20159 temp to op0 in order to avoid invalid rtx sharing.
20161 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20163 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20164 check TREE_INVARIANT.
20165 * tree-gimple.c (is_gimple_address): New.
20166 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20167 * tree-gimple.h (is_gimple_address): New.
20168 * tree.h (decl_address_invariant_p): New.
20169 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20170 (build_string): Likewise.
20171 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20172 (tree_invariant_p_1): Likewise.
20173 (save_expr): Use it.
20174 (tree_invariant_p): New.
20175 (skip_simple_arithmetic): Use it.
20176 (stabilize_reference_1): Use it.
20177 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20179 (build1_stat): Drop code to compute TREE_INVARIANT.
20180 (build2_stat): Drop code to compute TREE_INVARIANT.
20181 (build3_stat): Drop code to compute TREE_INVARIANT.
20182 (build4_stat): Drop code to compute TREE_INVARIANT.
20183 (build5_stat): Drop code to compute TREE_INVARIANT.
20184 (build7_stat): Drop code to compute TREE_INVARIANT.
20185 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20186 * tree.h (struct tree_base): Remove invariant_flag.
20187 (TREE_INVARIANT): Remove.
20188 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20189 (fold_builtin_expect): Check TREE_CONSTANT.
20190 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20191 * c-tree.h (c_expr_to_decl): Drop third parameter.
20192 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20193 (build_c_cast): Don't set TREE_INVARIANT.
20194 (pop_init_level): Don't set TREE_INVARIANT.
20195 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20196 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20198 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20199 (gimplify_addr_expr): Adjust comment.
20200 * tree-mudflap.c (mf_build_string):
20201 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20202 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20203 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20204 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20205 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20206 * langhooks.h (struct lang_hooks): Drop third parameter from
20209 2008-04-23 Richard Guenther <rguenther@suse.de>
20211 PR tree-optimization/27799
20212 PR tree-optimization/32921
20213 PR tree-optimization/32624
20214 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20215 SMTs aliases and the tag itself into the solution.
20216 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20217 merge the points-to solution back into the SMT aliases.
20218 (may_alias_p): Use alias_set_subset_of instead of
20219 aliases_conflict_p. A pointer which points to
20220 memory with alias set zero may access any variable.
20222 2008-04-23 Richard Guenther <rguenther@suse.de>
20224 * alias.c (alias_set_subset_of): Correctly handle asking
20225 if zero is a subset of an alias set with zero child.
20226 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20227 (compute_flow_insensitive_aliasing): Correctly walk all
20228 pointers. Do not unnecessarily union sets.
20230 2008-04-23 Richard Guenther <rguenther@suse.de>
20232 PR middle-end/36021
20233 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20235 2008-04-22 Tomas Bily <tbily@suse.cz>
20237 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20239 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20241 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20242 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20243 * tree-inline.c (estimate_num_insns_1): Likewise.
20244 * varasm.c (const_hash_1, compare_constant, copy_constant)
20245 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20246 * emit-rtl.c (component_ref_for_mem_expr)
20247 (set_mem_attributes_minus_bitpos): Likewise.
20248 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20249 (is_aligning_offset): Likewise.
20250 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20251 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20252 * dojump.c (do_jump): Likewise.
20253 * builtins.c (get_pointer_alignment, get_memory_rtx)
20254 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20255 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20257 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20259 PR rtl-optimization/36017
20260 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20261 expanding the library call.
20263 2008-04-22 Ian Lance Taylor <iant@google.com>
20265 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20266 than size_in_bytes.
20268 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20270 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20271 of LR/CTR moves for Power6.
20273 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20275 PR middle-end/36003
20276 * passes.c (init_optimization_passes): Remove
20277 pass_fast_rtl_byte_dce.
20279 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20282 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20283 builtin functions to generate faster code.
20284 (_mm_cvtpu16_ps): Ditto.
20285 (_mm_cvtpi32x2_ps): Ditto.
20287 2008-04-22 Nick Clifton <nickc@redhat.com>
20289 * common.opt (ftree-loop-distribution): Add Optimization
20292 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20293 (frv_expand_builtin_va_start): Likewise.
20295 * config/arm/arm.c (thumb_find_work_register): Fix location of
20296 argument register count.
20298 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20300 Support scheduling for ColdFire V1 and V3 microarchitecture.
20301 Improve scheduling of multiplication instructions.
20303 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20304 (mac): New instruction attribute.
20305 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20306 (m68k_sched_mac): New variable.
20307 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20308 Handle cfv1 and cfv3.
20309 (max_insn_size): New static variable.
20310 (struct _sched_ib): New type.
20311 (sched_ib): New static variable.
20312 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20313 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20314 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20316 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20317 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20318 new variables. Update.
20319 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20320 Add modeling of cfv3 instruction buffer. Update.
20321 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20322 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20323 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20324 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20325 a particular reservation applies to.
20326 (type2): Reorganize attribute values. Rename alu to alu_reg,
20327 alu_l to alu, move_l to omove. Join move to alu. Split mul
20328 to mul_l and mul_w.
20329 (cf_ib_*): Simplify description of instruction buffer.
20330 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20331 (cf_mem): Split into cf_mem1 and cf_mem2.
20332 (cf_v2_move_??): Rename to cfv12_alu_??.
20333 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20334 (cf_v2_mul_??): Remove reservations.
20335 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20336 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20337 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20339 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20340 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20341 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20342 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20343 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20344 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20345 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20346 expansions of the above reservations for instructions of sizes
20349 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20351 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20353 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20355 * coverage.c: Include tree-pass.h.
20356 (coverage_counter_alloc): Print da_file_name to the dump file.
20358 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20360 * sbitmap.c (sbitmap_range_empty_p): New function.
20361 * sbitmap.h (sbitmap_range_empty_p): New function.
20362 * bitmap.h: Now includes obstack.h.
20364 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20365 Kenneth Zadeck <zadeck@naturalbridge.com>
20367 * dbgcnt.def (ra_byte_scan): Added.
20368 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20369 when the last hit happens for a counter.
20370 * timevar.def (TV_DF_BYTE_LR): New variable.
20371 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20372 * passes.c (pass_fast_rtl_byte_dce): New pass.
20373 * fwprop.c (update_df): Added mode to call df_ref_create.
20374 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20375 DF_REF_EXTRACT_OFFSET.
20376 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20377 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20379 (df_ref_extract): Added mode field.
20380 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20381 DF_REF_EXTRACT_OFFSET.
20382 (DF_REF_EXTRACT_MODE): New macro.
20383 (df_byte_lr_bb_info): New structure.
20384 (df_print_byte_regset, df_compute_accessed_bytes,
20385 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20386 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20387 df_byte_lr_simulate_uses,
20388 df_byte_lr_simulate_artificial_refs_at_top,
20389 df_byte_lr_simulate_artificial_refs_at_end,
20390 df_compute_accessed_bytes): New function.
20391 (df_ref_create): Add parameter.
20392 (df_byte_lr_get_bb_info): New inline function.
20393 * df-scan.c (df_ref_record, df_uses_record,
20394 df_ref_create_structure): Added mode parameter.
20395 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20396 df_defs_record, df_uses_record, df_get_conditional_uses,
20397 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20398 df_entry_block_defs_collect, df_exit_block_uses_collect):
20399 Added mode parameter to calls to df_ref_record, df_uses_record,
20400 df_ref_create_structure.
20401 (df_ref_equal_p, df_ref_compare): Added test for modes.
20402 (df_ref_create_structure): Added code to set mode. Renamed
20403 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20404 DF_REF_EXTRACT_OFFSET.
20405 * df-core.c (df_print_byte_regset): New function.
20406 * df-byte-scan.c: New file.
20407 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20408 calls to BITMAP_FREE.
20409 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20410 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20411 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20412 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20413 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20414 df_byte_lr_local_compute, df_byte_lr_init,
20415 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20416 df_byte_lr_transfer_function, df_byte_lr_free,
20417 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20418 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20419 df_byte_lr_simulate_uses,
20420 df_byte_lr_simulate_artificial_refs_at_top,
20421 df_byte_lr_simulate_artificial_refs_at_end): New function.
20422 * dce.c (byte_dce_process_block): New function.
20423 (dce_process_block): au is now passed in rather than computed
20424 locally. Changed loops that look at artificial defs to not look
20425 for conditional or partial ones, because there never are any.
20426 (fast_dce): Now is able to drive byte_dce_process_block or
20427 dce_process_block depending on the kind of dce being done.
20428 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20429 (rest_of_handle_fast_byte_dce): New function.
20430 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20431 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20433 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20436 * gcc.h: Added fortran options that take arguments to
20437 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20440 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20442 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20443 scalarization if on the LHS and not a full access.
20445 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20447 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20449 2008-04-18 Rafael Espíndola <espindola@google.com>
20451 * tree-vrp.c (find_case_label_index): Fix the binary search.
20452 (find_case_label_range): New.
20453 (vrp_visit_switch_stmt): Use find_case_label_range.
20454 (simplify_switch_using_ranges): Use find_case_label_range.
20456 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20458 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20459 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20461 2008-04-18 Tom Tromey <tromey@redhat.com>
20464 * doc/cpp.texi (Implementation-defined behavior): Mention
20467 2008-04-18 Ian Lance Taylor <iant@google.com>
20469 * fold-const.c (pointer_may_wrap_p): New static function.
20470 (fold_comparison): Add another test for pointer overflow. Use
20471 pointer_may_wrap_p to disable some false positives.
20473 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20475 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20476 (fname_as_string): Match updated cpp_interpret_string prototype.
20477 (fix_string_type): Support char16_t* and char32_t*.
20478 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20479 derivative) nodes. Register as builtin if C++0x.
20480 (c_parse_error): Support CPP_CHAR{16,32}.
20481 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20482 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20483 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20484 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20485 CTI_CHAR32_ARRAY_TYPE>: New elements.
20486 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20487 char32_type_node, signed_char32_type_node, char16_array_type_node,
20488 char32_array_type_node): New defines.
20489 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20490 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20491 (lex_string): Support CPP_STRING{16,32}, match updated
20492 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20493 (lex_charconst): Support CPP_CHAR{16,32}.
20494 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20495 and CPP_STRING{16,32}.
20497 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20500 * aclocal.m4: Regenerate.
20501 * configure: Regenerate.
20503 2008-04-18 Jan Hubicka <jh@suse.cz>
20505 * except.c (dw2_size_of_call_site_table,
20506 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20508 * cgraphbuild.c (build_cgraph_edges): Update.
20509 * tree-pass.h: Update comment.
20510 * final.c (leaf_function_p): Update.
20511 (leaf_renumber_regs): Update.
20512 (rest_of_clean_state): Update.
20513 * omp-low.c (expand_omp_parallel): Update.
20514 * ipa-reference.c (analyze_function): Update.
20515 * reorg.c (find_end_label): Update.
20516 (optimize_skip): Update.
20517 (fill_simple_delay_slots): Update.
20518 (fill_simple_delay_slots): Update.
20519 (make_return_insns): Update.
20520 (dbr_schedule): Update.
20521 * gimple-low.c (record_vars_into): Update.
20522 * cfgbuild.c (make_edges): Update.
20523 * function.c (assign_stack_local): Update.
20524 (assign_parm_adjust_stack_rtl): Update.
20525 (locate_and_pad_parm): Update.
20526 (allocate_struct_function): Do not initialize stack_alignment_needed
20527 and preferred_stack_boundary here.
20528 (stack_protect_prologue): Update.
20529 (stack_protect_epilogue): Update.
20530 (expand_function_start): Initialize stack_alignment_needed,
20531 preferred_stack_boundary and max_jumptable_ents.
20532 (expand_function_end): Update.
20533 (free_after_compilation): Do not NULLify epilogue_delay_list.
20534 * function.h (struct rtl_data): Add stack_protect_guard,
20535 stack_alignment_needed,
20536 preferred_stack_boundary, epilogue_delay_list.
20537 (struct function): Remove value_histograms, stack_alignment_needed,
20538 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20540 unexpanded_var_list, stack_protect_guard.
20541 (current_function_epilogue_delay_list): Remove.
20542 * ipa-type-escape.c (analyze_function): Update.
20543 * gimplify.c (pop_gimplify_context): Update comment.
20544 * calls.c (expand_call): Update.
20545 (emit_library_call_value_1): Update.
20546 * except.c (set_nothrow_function_flags): Update.
20547 * cfgexpand.c (get_decl_align_unit): Update.
20548 (create_stack_guard): Update.
20549 (estimated_stack_frame_size): Update.
20550 (expand_used_vars): Update.
20551 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20552 * explow.c (allocate_dynamic_stack_space): Update.
20553 * tree-ssa-live.c (remove_unused_locals): Update.
20554 * varasm.c (mark_constant_pool): Update.
20555 * tree-inline.c (remap_decls): Update.
20556 (initialize_cfun): Update.
20557 (declare_return_variable): Update.
20558 (inline_forbidden_p): Update.
20559 (expand_call_inline): Update.
20560 (declare_inline_vars): Update.
20561 (tree_function_versioning): Update.
20562 * tree-flow.h (value_histograms): New.
20563 (VALUE_HISTOGRAMS): New macro.
20564 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20566 * tree-cfg.c (set_bb_for_stmt): Update.
20567 (replace_by_duplicate_decl): Update.
20568 (move_block_to_fn): Update.
20569 (new_label_mapper): Update.
20570 (dump_function_to_file): Update.
20571 * ipa-struct-reorg.c (build_data_structure): Update.
20572 * cfgrtl.c (print_rtl_with_bb): Update.
20573 * reload1.c (reload): Update.
20575 * config/i386/i386.c (setup_incoming_varargs_64,
20576 ix86_compute_frame_layout): Update.
20577 * config/arc/arc.c (arc_output_function_epilogue): Update.
20579 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20581 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20582 for FreeBSD as well.
20583 * gthr-posix95.h: Likewise.
20585 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20587 PR rtl-optimization/35838
20588 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20589 out the byte offset of the first subreg.
20591 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20593 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20594 to split_ti instead of three separate calls with single member arrays.
20595 (subti3 splitter): Ditto.
20596 (adddi3 splitter): Ditto with split_di.
20597 (subdi3 splitter): Ditto.
20598 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20599 two separate calls with single member arrays. Swap match_dup
20600 operands 1 and 2 to better fit into the array.
20601 (negdi2 splitter): Ditto with split_di.
20602 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20603 two separate calls with single member arrays. Swap match_dup operands
20604 6 and 7 to better fit into the array.
20606 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20608 * config/i386/i386.c (sse_builtin_type): New.
20609 (bdesc_sse_args): Likewise.
20610 (bdesc_sse_3arg): Removed.
20611 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20612 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20613 IX86_BUILTIN_ROUNDPS.
20614 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20615 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20616 IX86_BUILTIN_ROUNDPS.
20617 (ix86_expand_sse_4_operands_builtin): Removed.
20618 (ix86_expand_sse_operands_builtin): New.
20619 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20620 and CODE_FOR_sse4_1_roundps.
20621 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20622 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20624 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20627 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20628 regs before frame pop when needed. If use_backchain_to_restore_sp
20629 then load backchain into a temp reg to restore vr and vrsave. Add
20630 code to restore vr after frame pop if possible.
20632 2008-04-17 Richard Guenther <rguenther@suse.de>
20634 * tree-vn.c (expressions_equal_p): Do not check type
20635 equality or compatibility before calling operand_equal_p.
20636 * fold-const.c (operand_equal_p): Check equivalence of
20637 integer constants before bailing out due to signedness or
20638 precision differences.
20639 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20640 spurious differences in type qualification. Ignore types
20641 for COMPONENT_REFs at all.
20643 2008-04-17 Christian Bruel <christian.bruel@st.com>
20645 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20646 msw_skip comparison.
20648 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20651 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20654 PR tree-optimization/35899
20655 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20656 rather than TREE_OPERAND.
20658 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20661 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20662 temporary registers. Change operand predicate to general_operand.
20663 (remainderxf3): Ditto.
20665 2008-04-16 Richard Guenther <rguenther@suse.de>
20667 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20668 * tree-affine.c (aff_combination_expand): Look through some
20671 2008-04-15 Doug Kwan <dougkwan@google.com>
20673 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20675 * tree-pretty-print.c (dump_generic_node): Ditto.
20676 * final.c (output_addr_const): Ditto.
20677 * dwarf2out.c (output_cfi): Ditto.
20678 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20679 * print-rtl.c (print_rtx): Ditto.
20680 * print-tree.c (print_node_brief, print_node): Ditto.
20681 * c-common.c (match_case_to_enum_1): Ditto.
20682 * sched-vis.c (print_value): Ditto.
20683 * config/i386/i386.c (print_operand): Cast to long unsigned int
20686 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20687 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20688 MS Windows VirtualProtect function.
20690 2008-04-15 Jan Hubicka <jh@suse.cz>
20692 * gengtype.c (write_root): Param_is argument is OK.
20693 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20694 * function.h: Include varray.h
20695 (rtl_eh): New stucture based on except.c one.
20696 (call_site_record): New forward declaration and vector type.
20697 * calls.c (emit_call_1): Do not call
20698 note_current_region_may_contain_throw.
20699 * except.c (eh_status): Remove cur_region, try_region since they are
20701 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20702 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20703 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20704 Remove call_site_data_used, call_site_data_size.
20705 Turn call_site_record into vector in function.h.
20706 (note_current_region_may_contain_throw): Remove.
20707 (get_exception_pointer, get_exception_filter): Do not take struct
20708 function argument; update.
20709 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20710 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20711 build_post_landing_pads, dw2_build_landing_pads,
20712 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20713 sjlj_emit_function_enter, sjlj_emit_function_enter,
20714 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20715 sjlj_build_landing_pads, finish_eh_generation,
20716 remove_exception_handler_label, remove_eh_handler,
20717 maybe_remove_eh_handler, add_reachable_handler,
20718 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20719 add_action_record, collect_one_action_chain, add_call_site,
20720 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20721 sjlj_output_call_site_table, output_function_exception_table,
20722 * except.h (note_current_region_may_contain_throw): Remove
20723 (get_exception_pointer, get_exception_filter): Do not take struct
20725 * Makefile.in (GTFILES): Put varargs before struct function.
20727 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20729 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20730 punt for STRING_CST.
20731 (get_constraint_for): Deal with STRING_CST here instead.
20733 2008-04-15 Richard Guenther <rguenther@suse.de>
20735 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20736 statements in a basic-block with a backward walk. Do not
20737 substitute into dead statements but instead remove those.
20739 2008-04-15 Richard Guenther <rguenther@suse.de>
20741 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20742 to zero, thus disable creation of SFTs.
20744 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20746 * tree-predcom.c (suitable_reference_p): Return false if the
20747 reference can throw.
20749 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20752 * c-decl.c (finish_decl): If extern or static var has variable
20753 size, set TREE_TYPE (decl) to error_mark_node.
20755 2008-04-15 Rafael Espíndola <espindola@google.com>
20757 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20760 2008-04-15 Richard Guenther <rguenther@suse.de>
20762 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20763 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20764 (visit_reference_op_load): Do walk vuse-vdef chains on
20765 vn_reference_lookup.
20766 (visit_reference_op_store): But do not here.
20767 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20768 vn_reference_lookup.
20769 (vn_lookup_with_vuses): But do so here.
20771 2008-04-14 Ian Lance Taylor <iant@google.com>
20773 * fold-const.c (fold_overflow_warning): Remove assertion.
20775 2008-04-15 Ben Elliston <bje@au.ibm.com>
20777 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20778 temp1 local variables.
20780 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20783 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20784 ".text.unlikely" section as executable.
20786 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20788 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20789 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20790 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20791 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20792 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20793 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20794 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20796 2008-04-14 Ian Lance Taylor <iant@google.com>
20798 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20799 * fold-const.c (fold_comparison): If appropriate, test
20800 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20801 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20802 reassociating a pointer type.
20803 * doc/invoke.texi (Optimize Options): Document that
20804 -fstrict-overflow applies to pointer wraparound.
20806 2008-04-13 Jan Hubicka <jh@suse.cz>
20808 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20810 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20812 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20813 we are going to "save the world".
20815 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20817 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20818 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20819 operand 0 constraint, not "=".
20821 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20823 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20825 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20827 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20828 of size of positions_needed * CHAR_BIT.
20830 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20832 PR middle-end/35897
20833 * dse.c (store_info): Change positions_needed to unsigned
20835 (lowpart_bitmask): New.
20836 (record_store): Cast to unsigned HOST_WIDE_INT for
20837 positions_needed. Assert width <= size of positions_needed *
20838 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20839 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20840 lowpart_bitmask to set mask.
20842 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20844 * config/bfin/constraints.md: New file.
20845 * config/bfin/bfin.md: Include it.
20846 (adddi3): Use satisfies_constraint functions instead of the old macros.
20847 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20848 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20849 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20850 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20851 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20852 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20853 EXTRA_CONSTRAINT): Delete.
20854 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20855 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20857 * config/bfin/bfin.c: Include "tm-constrs.h".
20858 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20859 Use satisfies_constraint functions instead of the old macros.
20860 * doc/md.texi (Blackfin Constraints): Update file name reference.
20862 2008-04-11 Richard Guenther <rguenther@suse.de>
20864 PR tree-optimization/35869
20865 * tree-vrp.c (execute_vrp): Move switch statement update after
20866 jump threading. Schedule another cfg cleanup run.
20868 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20871 * attribs.c (decl_attributes): Return early on errorneous node.
20873 2008-04-10 Oleg Ryjkov <olegr@google.com>
20875 * tree.h (struct tree_base): Added a new flag default_def_flag.
20876 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20878 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20880 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20882 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20885 * pa.md: Define mode iterator P. Define mode attribute dwc.
20886 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20887 (icacheflush): Likewise.
20888 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20889 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20891 2008-04-11 Ben Elliston <bje@au.ibm.com>
20893 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20895 2008-04-10 Rafael Espíndola <espindola@google.com>
20897 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20898 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20899 (extract_range_from_expr): The same.
20901 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20903 * config/mips/mips.md (GPR2): New mode iterator.
20904 (seq): Add comment.
20905 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20906 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20907 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20908 Rewrite these to take two modes, the mode of comparison and the
20909 mode of the destination.
20910 * config/mips/mips.c (mips_expand_scc): Instead of having
20911 paradoxical subreg as destination, expand "narrowing" scc if mode
20912 of comparison is SI and target is requested in DI mode.
20913 (mips_emit_int_order_test): Update comment. Make mode of
20914 comparison match CMP0 rather than TARGET. When creating inverse
20915 target use mode of TARGET.
20917 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20919 * gcov-dump.c (tag_summary): Only print summaries for the first
20920 GCOV_COUNTERS_SUMMABLE counters.
20922 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20924 * config/i386/i386.md (absneg): New code iterator.
20925 (absnegprefix): New code attribute.
20926 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20927 patterns using absneg code iterator.
20928 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20929 using absneg code iterator.
20930 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20931 *neg<mode>2 patterns using absneg code iterator.
20932 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20933 *negextendsfdf2 patterns using absneg code iterator.
20934 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20935 *negextendsfxf2 patterns using absneg code iterator.
20936 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20937 *negextendsfdf2 patterns using absneg code iterator.
20938 * config/i386/sse.md (<code><mode>2): Macroize expander from
20939 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20941 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20943 * config/s390/s390.h: Remove the remains of the recent search
20944 & replace action of current_function_outgoing_args_size.
20946 2008-04-10 Ira Rosen <irar@il.ibm.com>
20948 PR tree-optimization/35821
20949 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20950 NEW_STMT_LIST is not NULL.
20952 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20955 * toplev.c (process_options): Remove -ffunction-sections debugging
20958 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20960 PR middle-end/PR28690
20961 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20962 than gen_rtx_fmt_ee to perform more canonicalizations.
20964 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20967 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20969 2008-04-09 Richard Guenther <rguenther@suse.de>
20971 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20972 (dump_function_to_file): Dump function arguments with types.
20974 2008-04-08 Richard Guenther <rguenther@suse.de>
20976 * fold-const.c (fold_widened_comparison): Do not allow
20977 sign-changes that change the result.
20979 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20982 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20983 kinds of indirect references.
20985 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20987 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20988 GNU Fortran language string.
20990 2008-04-08 Rafael Espíndola <espindola@google.com>
20992 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20993 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20994 * tree.h (tree_call_nonnegative_warnv_p): New.
20996 2008-04-08 Jan Hubicka <jh@suse.cz>
20998 * function.c (free_after_compilation): Clear out regno_reg_rtx
21001 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21004 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21006 PR middle-end/PR28690
21007 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21008 same precedence as REG_POINTER and MEM_POINTER operands.
21010 2008-04-08 Richard Guenther <rguenther@suse.de>
21012 PR middle-end/35834
21013 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21014 for adding index to base.
21016 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21018 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21019 (MINGW_ENABLE_EXECUTE_STACK): New.
21020 (IN_LIBGCC2): For libgcc include windows.h file for
21021 function declarations.
21023 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21025 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21026 and tem2 if tem1 is not a REG or MULT.
21028 2008-04-08 Jan Hubicka <jh@suse.cz>
21030 * function.h (incomming_args): Break out of struct function.
21031 (function_subsections): Break out of struct function.
21032 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21033 return_rtx and hard_reg_initial_vals from struct function.
21034 Kill inl_max_label_num.
21035 (current_function_pops_args, current_function_args_info,
21036 current_function_args_size, current_function_args_size,
21037 current_function_pretend_args_size,
21038 current_function_outgoing_args_size,
21039 current_function_internal_arg_pointer, current_function_return_rtx):
21040 Kill compatibility accestor macros.
21041 * builtins.c (expand_builtin_apply_args_1): Update.
21042 (expand_builtin_next_arg): Update.
21043 * df-scan.c (df_get_call_refs): Update.
21044 * dbxout.c (dbxout_function_end): Update.
21045 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21046 (output_line_info): Update.
21047 (secname_for_decl): Update.
21048 (dwarf2out_var_location): Update.
21049 * function.c (free_after_compilation): Update.
21050 (assign_parm_find_stack_rtl): Update.
21051 (assign_parms): Update.
21052 (expand_dummy_function_end): Update.
21053 (expand_function_end): Update.
21054 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21055 (expand_call): Update.
21056 (emit_library_call_value_1): Update.
21057 (store_one_arg): Update.
21058 * varasm.c (initialize_cold_section_name): Update.
21059 (unlikely_text_section): Update.
21060 (unlikely_text_section_p): Update.
21061 (assemble_start_function): Update.
21062 (assemble_end_function): Update.
21063 (default_section_type_flags): Update.
21064 (switch_to_section): Update.
21065 * integrate.c (set_decl_abstract_flags): Update.
21066 (get_hard_reg_initial_val): Update.
21067 (has_hard_reg_initial_val): Update.
21068 (allocate_initial_values): Update.
21069 * resource.c (init_resource_info): Update.
21070 * config/alpha/alpha.c (NUM_ARGS): Update.
21071 (direct_return): Update.
21072 (alpha_va_start): Update.
21073 (alpha_sa_size): Update.
21074 (alpha_initial_elimination_offset): Update.
21075 (alpha_expand_prologue): Update.
21076 (alpha_start_function): Update.
21077 (alpha_expand_epilogue): Update.
21078 (unicosmk_initial_elimination_offset):
21079 * config/alpha/alpha.md (call expander): Update.
21080 * config/s390/s390.c (s390_register_info): Update.
21081 (s390_register_info): Update.
21082 (s390_frame_info): Update.
21083 (s390_initial_elimination_offset): Update.
21084 (s390_build_builtin_va_list): Update.
21085 (s390_va_start): Update.
21086 * config/spu/spu.c (direct_return): Update.
21087 (spu_expand_prologue): Update.
21088 (spu_initial_elimination_offset): Update.
21089 (spu_build_builtin_va_list): Update.
21090 (spu_va_start): Update.
21091 * config/sparc/sparc.c (sparc_init_modes): Update.
21092 (sparc_compute_frame_size): Update.
21093 (function_value): Update.
21094 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21095 * config/i386/i386.md (return expander): Update.
21096 * config/i386/i386.c (ix86_va_start): Update.
21097 (ix86_can_use_return_insn_p): Update.
21098 (ix86_compute_frame_layout): Update.
21099 (ix86_expand_epilogue): Update.
21100 * config/sh/sh.c (output_stack_adjust): Update.
21101 (calc_live_regs): Update.
21102 (sh_expand_prologue): Update.
21103 (sh_builtin_saveregs): Update.
21104 (sh_va_start): Update.
21105 (initial_elimination_offset): Update.
21106 (sh_allocate_initial_value): Update.
21107 (sh_function_ok_for_sibcall): Update.
21108 (sh_get_pr_initial_val): Update.
21109 * config/sh/sh.md (return expander): Update.
21110 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21111 * config/crx/crx.c (crx_compute_frame): UPdate.
21112 (crx_initial_elimination_offset): UPdate.
21113 * config/xtensa/xtensa.c (compute_frame_size): Update
21114 (xtensa_builtin_saveregs): Update.
21115 (xtensa_va_start): Update.
21116 (order_regs_for_local_alloc): Update.
21117 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21118 (xstormy16_expand_builtin_va_start): Update.
21119 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21120 * config/m68hc11/m68hc11.md (return expanders): Update.
21121 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21122 (expand_epilogue): Update.
21123 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21124 (cris_simple_epilogue): Update.
21125 (cris_expand_prologue): Update.
21126 (cris_expand_epilogue): Update.
21127 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21128 (compute_frame_size): Update.
21129 * config/mt/mt.c (mt_compute_frame_size): Update.
21130 * config/mn10300/mn10300.c (expand_prologue): Update.
21131 (expand_epilogue): Update.
21132 (initial_offset): Update.
21133 (mn10300_builtin_saveregs):
21134 * config/mn10300/mn10300.md (return expander): Update.
21135 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21136 (ia64_initial_elimination_offset): Update.
21137 (ia64_initial_elimination_offset): Update.
21138 (ia64_expand_prologue): Update.
21139 * config/m68k/m68k.md (return expander): Update.
21140 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21141 (rs6000_stack_info): Update.
21142 * config/mcore/mcore.c (layout_mcore_frame): Update.
21143 (mcore_expand_prolog): Update.
21144 * config/arc/arc.c (arc_compute_frame_size): Update.
21145 * config/score/score3.c (score3_compute_frame_size): Update.
21146 * config/score/score7.c (score7_compute_frame_size): Update.
21147 * config/arm/arm.c (use_return_insn): Update.
21148 (thumb_find_work_register): Update.
21149 (arm_compute_save_reg_mask): Update.
21150 (arm_output_function_prologue): Update.
21151 (arm_output_epilogue): Update.
21152 (arm_size_return_regs): Update.
21153 (arm_get_frame_offsets): Update.
21154 (arm_expand_prologue): Update.
21155 (thumb_exit): Update.
21156 (thumb_unexpanded_epilogue): Update.
21157 (thumb1_output_function_prologue): Update.
21158 * config/pa/pa.md (return expander): Update.
21159 * config/pa/pa.c (compute_frame_size): Update.
21160 (hppa_builtin_saveregs): Update.
21161 * config/mips/mips.c (mips_va_start): Update.
21162 (mips16_build_function_stub): Update.
21163 (mips_compute_frame_info): Update.
21164 (mips_restore_gp): Update.
21165 (mips_output_function_prologue): Update.
21166 (mips_expand_prologue): Update.
21167 * config/v850/v850.c (compute_frame_size): Update.
21168 (expand_prologue): * config/mmix/mmix.c (along): update.
21169 (mmix_initial_elimination_offset): update.
21170 (mmix_reorg): update.
21171 (mmix_use_simple_return): update.
21172 (mmix_expand_prologue): update.
21173 (mmix_expand_epilogue): Update.
21174 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21175 (emit_link_insn): Update.
21177 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21179 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21180 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21182 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21185 2008-04-07 Jan Hubicka <jh@suse.cz>
21187 * function.h (rtl): Rename to x_rtl.
21188 (crtl): New define.
21189 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21190 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21191 used_temp_slots avail_temp_slots, temp_slot_level,
21192 nonlocal_goto_handler_labels): Update accesstors.
21193 (rtl): New global variable.
21194 (struct function): Move some fileds to rtl_data.
21195 (get_arg_pointer_save_area): Update prototype.
21196 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21197 get_arg_pointer_save_area.
21198 * expr.c (init_expr): Update
21199 * function.c (get_frame_size): Update
21200 (assign_stack_local): Update
21201 (expand_function_end): Update.
21202 (get_art_pointer_save_area): Update
21204 * emit-rtl.c (rtl): Declare.
21205 (regno_reg_rtx): Declare.
21206 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21208 (gen_reg_rtx): Update.
21209 * varasm.c (n_deferred_constatns): Update accestor.
21210 (init_varasm_status): Do not allocate varasm_status.
21211 (force_const_mem, get_pool_size, output_constant_pool): Update.
21212 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21213 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21214 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21215 * sparc/sparc.h (INIT_EXPANDERS): Update.
21216 * ia64/ia64.h (INIT_EXPANDERS): Update.
21218 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21220 * reload.c (push_secondary_reload): Add missing break to for loop.
21222 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21224 PR middle-end/PR28690
21225 * rtlanal.c: Update copyright years.
21226 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21227 as REG_POINTER and MEM_POINTER operands.
21228 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21229 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21230 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21231 * gcse.c: Update copyright years.
21232 (pre_delete): Call gen_reg_rtx_and_attrs.
21233 (hoist_code): Likewise.
21234 (build_store_vectors): Likewise.
21235 (delete_store): Likewise.
21236 * loop-invariant.c (move_invariant_reg): Likewise.
21237 Update copyright years.
21239 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21241 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21242 control string instead of quoted.
21244 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21246 * doc/rtl.texi: Rewrite of subreg section.
21248 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21251 * config/i386/i386.c (legitimize_pic_address): Add treating
21252 of dllimport SYM_REF's.
21253 (legitimize_dllimport_symbol): Add prototype.
21255 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21257 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21258 reference in constructor with non self-referential type.
21260 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21262 Removal of Return with Depressed Stack Pointer support
21263 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21264 (ECF_SP_DEPRESSED): Likewise.
21265 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21266 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21267 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21268 (expand_call): Do not test ECF_SP_DEPRESSED.
21269 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21270 * function.c (keep_stack_depressed): Delete.
21271 (handle_epilogue_set): Likewise.
21272 (update_epilogue_consts): Likewise.
21273 (emit_equiv_load): Likewise.
21274 (thread_prologue_and_epilogue_insns): Remove support for Return with
21275 Depressed Stack Pointer.
21276 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21278 2008-04-06 Richard Guenther <rguenther@suse.de>
21280 PR tree-optimization/35400
21281 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21282 information from SSA_NAMEs.
21284 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21286 * config/avr/avr.h (avr_mega_p): Remove declaration.
21287 (AVR_MEGA): Remove macro.
21288 * config/avr/avr.c (avr_mega_p): Remove variable.
21289 (avr_override_options): Remove inicializion of avr_mega_p.
21290 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21291 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21292 (avr_jump_mode): (Ditto.).
21293 (avr_output_progmem_section_asm_op): (Ditto.).
21294 (avr_asm_init_sections): (Ditto.).
21295 (avr_asm_init_sections): (Ditto.).
21296 (avr_rtx_costs): (Ditto.).
21297 * config/avr/avr.md: (Ditto.).
21298 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21301 2008-04-06 Richard Guenther <rguenther@suse.de>
21303 PR tree-optimization/35842
21304 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21305 is_gimple_invariant_address.
21307 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21309 * gcc.c (default_compilers): Sync Fortran extensions list with
21310 that in fortran/lang-specs.h.
21311 * doc/invoke.texi: Likewise.
21312 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21313 * dwarf2out.c (gen_compile_unit_die): Likewise.
21315 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21317 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21319 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21322 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21323 attribute is used for nested functions.
21325 2008-04-05 Jan Hubicka <jh@suse.cz>
21327 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21329 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21331 (dump_files): Update.
21332 (enable_rtl_dump_file): Do not accept letter argument.
21333 * tree-pass.h (dump_file_info): Remove letter argument.
21334 * toplev.c (decode_d_option): Update -da handling.
21335 * toplev.h (enable_rtl_dump_file): Update prototype.
21336 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21337 it out based on pass type.
21338 (register_dump_files_1): Likewise.
21339 (init_optimization_passes): Update register_one_dump_file calls.
21340 (execute_one_pass): Sanity check that IPA passes are called at IPA
21341 level and RTL passes at RTL level.
21342 (execute_pass_list): IPA pass can not be after or subpass of
21344 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21345 disallov RTL subpasses of IPA subpasses.
21347 2008-04-05 Ben Elliston <bje@au.ibm.com>
21349 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21350 builtins that return exactly once and do not throw. Cache call to
21353 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21355 PR rtl-optimization/34916
21356 PR middle-end/35519
21357 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21358 between instruction pairs.
21360 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21362 * doc/invoke.texi: Document -mbitops for SH.
21363 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21364 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21365 * config/sh/sh.c (print_operand): Add %t operand code.
21366 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21367 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21368 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21369 (extendqihi2): Likewise.
21370 (movqi_i): Likewise.
21371 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21372 (extv): Use bld instruction for SH2A if possible.
21374 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21375 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21376 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21377 (bset.b, bclr.b): Define peepholes.
21378 * config/sh/sh.opt (mbitops): New option.
21380 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21383 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21384 and view convert expression.
21386 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21389 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21391 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21393 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21395 * config/i386/cpuid.h (bit_AES): New.
21396 (bit_PCLMUL): Likewise.
21398 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21399 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21400 SSE2 if AES or PCLMUL is enabled.
21401 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21402 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21403 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21404 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21405 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21406 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21407 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21408 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21409 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21410 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21411 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21412 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21413 __builtin_ia32_aeskeygenassist128 and
21414 __builtin_ia32_pclmulqdq128.
21415 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21416 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21417 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21419 * config/i386/i386.h (TARGET_AES): New.
21420 (TARGET_PCLMUL): Likewise.
21421 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21423 * config/i386/i386.md (UNSPEC_AESENC): New.
21424 (UNSPEC_AESENCLAST): Likewise.
21425 (UNSPEC_AESDEC): Likewise.
21426 (UNSPEC_AESDECLAST): Likewise.
21427 (UNSPEC_AESIMC): Likewise.
21428 (UNSPEC_AESKEYGENASSIST): Likewise.
21429 (UNSPEC_PCLMUL): Likewise.
21431 * config/i386/i386.opt (maes): New.
21432 (mpclmul): Likewise.
21434 * config/i386/sse.md (aesenc): New pattern.
21435 (aesenclast): Likewise.
21436 (aesdec): Likewise.
21437 (aesdeclast): Likewise.
21438 (aesimc): Likewise.
21439 (aeskeygenassist): Likewise.
21440 (pclmulqdq): Likewise.
21442 * config/i386/wmmintrin.h: New.
21444 * doc/extend.texi: Document AES and PCLMUL built-in function.
21446 * doc/invoke.texi: Document -maes and -mpclmul.
21448 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21450 * function.c (free_after_parsing): Replace with
21451 cxx_push_function_context from C++ front-end.
21452 (allocate_struct_function): Don't call langhook.
21453 * langhooks.h (struct lang_hooks_for_functions): Delete.
21454 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21456 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21457 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21458 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21459 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21460 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21461 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21462 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21464 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21465 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21467 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21470 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21473 2008-04-04 Richard Guenther <rguenther@suse.de>
21475 PR middle-end/35823
21476 * fold-const.c (optimize_minmax_comparison): Use the correct
21477 type for the constant in the simplified comparison.
21479 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21481 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21482 Pass L2 size as "--param l2-cache-size" to the compiler.
21483 (decode_l2_cache): New function to decode L2 cache parameters using
21484 0x8000006 extended cpuid function.
21485 (detect_caches_amd): Determine parameters of L2 cache using
21486 decode_l2_caches function.
21487 (decode_caches_intel): Decode L2 cache parameters.
21488 (detect_caches_intel): Determine L2 cache parameters using
21489 decode_caches_intel and decode_l2_caches functions.
21491 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21493 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21494 secondary input reload for subword loads from the constant pool.
21496 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21499 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21500 constants of the appropriate size for runtime calculations.
21503 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21504 decimal-float literal constant zero.
21506 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21509 * c-parser.c (c_parser_omp_atomic): Call
21510 default_function_array_conversion on the RHS.
21512 PR middle-end/35818
21513 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21514 call is_variable_sized if decl has incomplete type.
21516 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21518 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21520 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21522 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21524 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21525 (sgt<u>): Merge sgt and sgtu into new expander.
21526 (sgt, sgtu): Remove expanders.
21527 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21528 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21529 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21530 *sgtu_<mode>_mips16 into new pattern.
21531 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21532 (sge<u>): Merge sge and sgeu into new expander.
21533 (sge, sgeu): Remove expanders.
21534 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21536 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21537 (slt<u>): Merge slt and sltu into new expander.
21538 (slt, sltu): Remove expanders.
21539 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21540 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21541 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21542 *sltu_<mode>_mips16 into new pattern.
21543 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21544 (sle<u>): Merge sle and sleu into new expander.
21545 (sle, sleu): Remove expanders.
21546 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21547 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21548 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21549 *sleu_<mode>_mips16 into new pattern.
21550 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21552 2008-04-03 Jan Hubicka <jh@suse.cz>
21554 PR tree-optimization/35795
21555 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21556 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21557 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21558 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21559 * score/score3.c (score3_output_mi_thunk): Likewise.
21560 * score/score7.c (score7_output_mi_thunk): Likewise.
21561 * mips/mips.c (mips_output_mi_thunk): Likewise.
21563 2008-04-03 Richard Guenther <rguenther@suse.de>
21565 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21566 conversions. Simplify code.
21568 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21570 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21572 2008-04-03 Tom Tromey <tromey@redhat.com>
21573 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21575 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21576 * config/bfin/t-bfin-linux (generated_files): Add
21577 linux-sysroot-suffix.h.
21578 * doc/install.texi (Prerequisites): Require make 3.80.
21579 * doc/sourcebuild.texi (Front End Directory): Document new
21581 * Makefile.in (generated_files): New variable.
21582 (ALL_HOST_OBJS): New variable.
21583 ($(ALL_HOST_OBJS)): New target.
21585 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21587 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21588 (remap_block): Call id->transform_lang_insert_block instead
21590 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21591 Set id.transform_lang_insert_block to NULL.
21592 (clone_body): Move to cp/optimize.c
21593 * tree-inline.h (struct copy_body_data): Change
21594 transform_lang_insert_block to function pointer.
21595 (copy_generic_body, copy_decl_no_change): Export.
21596 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21597 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21598 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21600 * c-tree.h (insert_block): Kill.
21601 * c-decl.c (insert_block): Kill.
21603 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21605 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21606 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21607 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21609 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21610 argument, call {push,pop}_function_context from here.
21611 * c-parser.c: Use c_{push,pop}_function_context.
21613 * function.c (push_function_context_to): Move meat ...
21614 (push_function_context): ... here. Simplify.
21615 * function.c (pop_function_context_from): Move meat ...
21616 (pop_function_context): ... here. Simplify.
21617 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21619 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21620 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21621 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21622 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21624 2008-04-03 Ben Elliston <bje@au.ibm.com>
21626 * expmed.c (extract_force_align_mem_bit_field): Remove.
21628 2008-04-03 Richard Guenther <rguenther@suse.de>
21630 PR middle-end/35800
21631 * expr.h (try_casesi): Adjust prototype.
21632 * expr.c (try_casesi): Take fallback label as extra parameter.
21633 Use that for gen_casesi if default_label is NULL.
21634 * stmt.c (expand_case): Pass fallback label to try_casesi,
21635 make sure to fill gaps with a fallback label if default_label
21638 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21641 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21643 2008-04-03 Ben Elliston <bje@au.ibm.com>
21645 * expmed.c (extract_split_bit_field): Remove if (0) code.
21646 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21647 (do_ds_constraint): Likewise.
21649 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21651 * doc/cppopts.texi (-dU): Document.
21652 * c-common.h (flag_dump_macros): Update comment.
21653 * c-opts.c (handle_OPT_d): Handle -dU.
21654 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21655 dump_queued_macros, cb_used_define, cb_used_undef): New.
21656 (init_pp_output): Handle -dU.
21657 (cb_line_change): Call dump_queued_macros.
21658 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21660 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21662 * config/avr/predicates.md (io_address_operand): New predicate.
21663 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21664 * config/avr/avr.c (avr_io_address_p): Remove function.
21665 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21666 'avr_io_address_p' function.
21667 (out_movhi_r_mr): (Ditto.).
21668 (out_movqi_mr_r): (Ditto.).
21669 (out_movhi_mr_r): (Ditto.).
21670 (avr_address_cost): (Ditto.).
21672 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21674 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21675 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21676 in 32bit mode when XMM registers are available to avoid store
21678 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21679 corresponding post-reload splitters.
21681 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21683 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21684 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21685 __builtin_ia32_roundss.
21686 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21687 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21688 __builtin_ia32_roundss.
21689 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21690 IX86_BUILTIN_SHUFPD here.
21692 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21694 * config/i386/i386.md (plogic): New.
21695 (plogicprefix): Likewise.
21697 * config/i386/mmx.md (mmx_<code><mode>3): New.
21698 (mmx_and<mode>3): Removed.
21699 (mmx_ior<mode>3): Likewise.
21700 (mmx_xor<mode>3): Likewise.
21702 * config/i386/sse.md (<code><mode>3): New.
21703 (*<code><mode>3): Likewise.
21704 (*<code><mode>3): Likewise.
21705 (<code><mode>3): Likewise.
21706 (*sse_<code><mode>3): Likewise.
21707 (*sse2_<code><mode>3): Likewise.
21708 (<code>tf3): Likewise.
21709 (*<code>tf3): Likewise.
21710 (and<mode>3): Likewise.
21711 (*and<mode>3): Likewise.
21712 (ior<mode>3): Removed.
21713 (*ior<mode>3): Likewise.
21714 (xor<mode>3): Likewise.
21715 (*xor<mode>3): Likewise.
21716 (*and<mode>3): Likewise.
21717 (*ior<mode>3): Likewise.
21718 (*xor<mode>3): Likewise.
21719 (and<mode>3): Likewise.
21720 (*sse_and<mode>3): Likewise.
21721 (*sse2_and<mode>3): Likewise.
21722 (andtf3): Likewise.
21723 (*andtf3): Likewise.
21724 (ior<mode>3): Likewise.
21725 (*sse_ior<mode>3): Likewise.
21726 (*sse2_ior<mode>3): Likewise.
21727 (iortf3): Likewise.
21728 (*iortf3): Likewise.
21729 (xor<mode>3): Likewise.
21730 (*sse_xor<mode>3): Likewise.
21731 (*sse2_xor<mode>3): Likewise.
21732 (xortf3): Likewise.
21733 (*xortf3): Likewise.
21735 2008-04-02 Richard Guenther <rguenther@suse.de>
21737 PR tree-optimization/14495
21738 PR tree-optimization/34793
21739 * tree-vrp.c (struct switch_update): New structure.
21740 (to_remove_edges, to_update_switch_stmts): New VECs.
21741 (simplify_switch_using_ranges): New function. Remove not taken
21742 case labels and edges.
21743 (simplify_stmt_using_ranges): Call it.
21744 (identify_jump_threads): Mark edges we have queued for removal
21745 so we don't thread them.
21746 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21748 * tree-cfg.c (group_case_labels): Deal with missing default label.
21749 (tree_verify_flow_info): Allow missing default label.
21750 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21751 (emit_case_nodes): Likewise.
21752 (expand_case): Do not rely on the default label to be present.
21753 * expr.c (try_casesi): Deal with NULL default_label.
21754 (do_tablejump): Likewise.
21756 2008-04-02 Richard Guenther <rguenther@suse.de>
21758 PR tree-optimization/14495
21759 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21760 SWITCH_EXPR here ...
21761 (vrp_visit_switch_stmt): ... but here (new function).
21762 (find_case_label_index): New helper function.
21763 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21765 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21767 * fwprop.c: Fix ISO-C99ism.
21769 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21772 * Makefile.in (objdir): Set it here.
21773 * configure.ac: Not here. Find dynamic linker characteristics.
21774 * exec-tool.in: Use them.
21775 * aclocal.m4: Regenerate.
21776 * configure: Regenerate.
21778 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21780 * expr.c (expand_var): Delete it.
21781 * expr.h (expand_var): Delete prototype.
21782 * function.c (expand_function_start): Use expand_decl instead.
21783 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21786 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21788 PR rtl-optimization/35542
21789 * fwprop.c (forward_propagate_and_simplify): Replace
21790 loc_reg_mentioned_in_p with reg_mentioned_p.
21792 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21794 PR rtl-optimization/35281
21795 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21796 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21797 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21798 (varying_mem_p): Move above propagate_rtx.
21799 (all_uses_available_at): Do not check MEMs.
21801 2008-04-02 Rafael Espíndola <espindola@google.com>
21803 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21804 (register_edge_assert_for_2): Split the cond argument.
21805 (register_edge_assert_for_1): Adjust for the change in
21806 register_edge_assert_for_2.
21807 (register_edge_assert_for): Split the cond argument.
21808 (find_switch_asserts): Adjust for the change in
21809 register_edge_assert_for.
21811 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21813 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21814 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21815 offsets for 64-bit mingw.
21816 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21817 abi for x86_64-pc-mingw.
21819 2008-04-02 Richard Guenther <rguenther@suse.de>
21821 * tree-vrp.c (extract_range_from_assert): Make sure to not
21822 produce range min/max with TREE_OVERFOW set.
21823 If merging a anti-range and a range keep the anti-range if
21824 the range covers all values of the type.
21825 (register_edge_assert_for_2): Only allow sign-changing
21826 conversions in detecting canonical range checks. Also
21827 register an assert for the unsigned name if useful.
21829 PR tree-optimization/35787
21830 * tree-vrp.c (vrp_val_max): New function.
21831 (vrp_val_min): Likewise.
21832 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21833 (vrp_val_is_min): Likewise.
21834 (supports_overflow_infinity): Use vrp_val_{min,max}.
21835 (negative_overflow_infinity): Likewise.
21836 (positive_overflow_infinity): Likewise.
21837 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21838 (is_positive_overflow_infinity): Likewise.
21839 (is_overflow_infinity): Likewise.
21840 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21841 vrp_val_is_{min,max}.
21842 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21843 to ranges if possible. Avoid empty ranges.
21845 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21847 PR middle-end/35705
21848 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21849 the expression is a function address.
21851 2008-04-01 George Helffrich <george@gcc.gnu.org>
21853 PR fortran/35154, fortran/23057
21854 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21855 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21856 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21857 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21859 (dbxout_syms): Check for COMMON-based symbol and wrap in
21860 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21861 in bracket for efficiency.
21863 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21864 using DW_TAG_common_block + member offset.
21865 (add_pubname_string): New function.
21866 (dw_expand_expr): New function to find block name and offset for
21868 (common_check): New function to check whether symbol in Fortran COMMON.
21869 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21871 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21874 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21876 2008-04-02 Ben Elliston <bje@au.ibm.com>
21878 * config/v850/v850.md (casesi): Remove if (0) code.
21879 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21880 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21882 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21884 * config/i386/i386.md (rex64suffix): New mode attribute.
21885 (floathi<mode>2): Disable expander for SSE math.
21886 (*floathi<mode>2_1): New insn insn_and_split pattern.
21887 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21888 corresponding post-reload splitters.
21889 (*floathi<mode>2_i387): New macroized insn pattern.
21890 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21891 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21892 insn_and_split pattern.
21893 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21894 New macroized instruction patterns and corresponding post-reload
21896 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21897 and corresponding post-reload splitters.
21898 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21899 New macroized instruction patterns.
21900 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21901 macroized instruction patterns and corresponding post-reload splitters.
21902 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21903 corresponding post-reload splitters.
21904 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21905 New macroized instruction patterns.
21906 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21907 corresponding post-reload splitters.
21908 (*floatsi<mode>2_i387): New macroized instruction patterns.
21910 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21912 * config/i386/i386.md (smaxmin): New.
21913 (umaxmin): Likewise.
21914 (maxminiprefix): Likewise.
21915 (maxminfprefix): Likewise.
21916 (<code><mode>3): Likewise.
21917 (smin<mode>3): Removed.
21918 (smax<mode>3): Likewise.
21920 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21921 (mmx_<code>v4hi3): Likewise.
21922 (mmx_<code>v8qi3): Likewise.
21923 (mmx_smaxv2sf3): Removed.
21924 (mmx_sminv2sf3): Likewise.
21925 (mmx_umaxv8qi3): Likewise.
21926 (mmx_smaxv4hi3): Likewise.
21927 (mmx_uminv8qi3): Likewise.
21928 (mmx_sminv4hi3): Likewise.
21930 * config/i386/sse.md (<addsub><mode>3): New.
21931 (*<addsub><mode>3): Likewise.
21932 (<sse>_vm<addsub><mode>3): Likewise.
21933 (<maxmin><mode>3): Likewise.
21934 (*<maxmin><mode>3_finite): Likewise.
21935 (*<maxmin><mode>3): Likewise.
21936 (<sse>_vm<maxmin><mode>3): Likewise.
21937 (sse3_h<addsub>v4sf3): Likewise.
21938 (sse3_h<addsub>v2df3): Likewise.
21939 (<maxmin>v16qi3): Likewise.
21940 (*<maxmin>v16qi3): Likewise.
21941 (<maxmin>v8hi3): Likewise.
21942 (*<maxmin>v8hi3): Likewise.
21943 (*sse4_1_<maxmin><mode>3): Likewise.
21944 (*sse4_1_<maxmin><mode>3): Likewise.
21945 (add<mode>3): Removed.
21946 (*add<mode>3): Likewise.
21947 (<sse>_vmadd<mode>3): Likewise.
21948 (sub<mode>3): Likewise.
21949 (*sub<mode>3): Likewise.
21950 (<sse>_vmsub<mode>3): Likewise.
21951 (smin<mode>3): Likewise.
21952 (*smin<mode>3_finite): Likewise.
21953 (*smin<mode>3): Likewise.
21954 (<sse>_vmsmin<mode>3): Likewise.
21955 (smax<mode>3): Likewise.
21956 (*smax<mode>3_finite): Likewise.
21957 (*smax<mode>3): Likewise.
21958 (<sse>_vmsmax<mode>3): Likewise.
21959 (sse3_haddv4sf3): Likewise.
21960 (sse3_haddv2df3): Likewise.
21961 (sse3_hsubv4sf3): Likewise.
21962 (sse3_hsubv2df3): Likewise.
21963 (umaxv16qi3): Likewise.
21964 (*umaxv16qi3): Likewise.
21965 (smaxv8hi3): Likewise.
21966 (*smaxv8hi3): Likewise.
21967 (*sse4_1_smax<mode>3): Likewise.
21968 (*sse4_1_umax<mode>3): Likewise.
21969 (uminv16qi3): Likewise.
21970 (*uminv16qi3): Likewise.
21971 (sminv8hi3): Likewise.
21972 (*sminv8hi3): Likewise.
21973 (*sse4_1_smin<mode>3): Likewise.
21974 (*sse4_1_umin<mode>3): Likewise.
21976 2008-04-01 Rafael Espíndola <espindola@google.com>
21978 * tree-cfg.c (verify_expr): remove in_phi.
21979 (verify_stmt): Don't call walk_tree with verify_expr. Use
21980 is_gimple_min_invariant instead of is_gimple_val.
21982 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21984 * doc/include/gpl_v3.texi: Update for manpage generation.
21985 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21987 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21988 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21989 gpl_v3.texi instead of gpl.texi.
21992 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21995 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21997 2008-04-01 Rafael Espíndola <espindola@google.com>
21999 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22000 (extract_code_and_val_from_cond): Use
22001 extract_code_and_val_from_cond_with_ops.
22003 2008-04-01 Jan Hubicka <jh@suse.cz>
22005 * function.c (free_after_compilation): Free epilogue_delay_list.
22006 (prepare_function_start): Assert that previous compilation was freed.
22008 2008-04-01 Jan Hubicka <jh@suse.cz>
22009 Jim Wilson <wilson@tuliptree.org>
22010 Andreas Tobler <andreast@gcc.gnu.org>
22012 PR middle-end/35781
22013 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22014 rtl.emit instead cfun->emit.
22015 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22016 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22018 2008-04-01 Ben Elliston <bje@au.ibm.com>
22020 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22022 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22024 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22026 (fprofile-use): Add var flag_profile_use
22027 * coverage.c (coverage_begin_output): Do not open a gcno file for
22028 output only if -ftest-coverage is set.
22029 Do not add getpwd() to gcda file path.
22030 (build_gcov_info): Check the new flag
22031 flag_profile_datafile_relative_path.
22032 (coverage_init): Use profile_data_prefix.
22033 Read profile counter only if flag_profile_use is set.
22034 * opts.c (common_handle_option): New option fprofile-use=,
22035 fprofile-dir=, fprofile-generate=.
22036 * toplev.c (profile_data_prefix): New variable definition.
22037 * toplev.h (profile_data_prefix): New declaration.
22038 * doc/invoke.tex (Option Summary, Optimization Options):
22041 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22043 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22044 use tmp consistently.
22047 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22048 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22049 UNSPEC_FR_RECIP_APPROX_RES.
22050 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22052 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22055 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22057 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22059 PR middle-end/30186
22060 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22061 element of the vector via a pointer.
22063 2008-03-31 Ian Lance Taylor <iant@google.com>
22065 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22067 2008-03-31 Jan Hubicka <jh@suse.cz>
22069 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22070 get_arg_pointer_save_area.
22071 * expr.c (init_expr): Just clear out rtl.expr.
22072 * function.c (free_after_compilation): Clear out whole RTL structure.
22073 (get_func_frame_size): Merge into ...
22074 (get_frame_size): ... this one.
22075 (assign_stack_local_1): Merge into ...
22076 (assign_stack_local): ... this one.
22077 (expand_function_end): Update call of get_arg_pointer_save_area.
22078 (get_art_pointer_save_area): Remove cfun argument.
22079 * function.h (emit_status): regno_pointer_align does not need length
22080 attribute. Move x_regno_reg_rtx to ...
22081 (regno_reg_rtx): ... new global array.
22082 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22083 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22084 apply_args_value, forced_labels, stack_pointer_delta):
22086 (struct varasm_status): Move here from varasm.c
22087 (struct rtl_data): New. Move here some fields from struct function.
22088 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22089 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22090 used_temp_slots avail_temp_slots, temp_slot_level,
22091 nonlocal_goto_handler_labels): Update accesstors.
22092 (rtl): New global variable.
22093 (struct function): Move some fileds to rtl_data.
22094 (get_arg_pointer_save_area): Update prototype.
22095 * emit-rtl.c (rtl): Declare.
22096 (regno_reg_rtx): Declare.
22097 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22099 (gen_reg_rtx): Update.
22100 (init_virtual_regs): Do not tate emit_status argument.
22101 (init_emit): Do not allocate emit.
22102 * varasm.c (varasm_statuc): Move to function.h.
22103 (n_deferred_constatns): Update accestor.
22104 (init_varasm_status): Do not allocate varasm_status.
22105 (force_const_mem, get_pool_size, output_constant_pool): Update.
22106 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22107 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22109 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22111 PR rtl-optimization/35729
22112 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22115 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22118 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22119 load/store if memory is unaligned.
22120 (*movti_rex64): Likewise.
22122 * config/i386/predicates.md (misaligned_operand): New.
22124 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22127 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22130 2008-03-31 Jan Beulich <jbeulich@novell.com>
22132 * config/ia64/constraints.md: Add 'j' constraint.
22133 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22134 (movdi_internal): Likewise.
22136 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22139 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22141 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22144 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22145 proper error message for the third argument on blendpd and
22148 * config/i386/sse.md (blendbits): New.
22149 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22151 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22153 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22155 2008-03-30 Richard Guenther <rguenther@suse.de>
22157 PR middle-end/31023
22158 * fold-const.c (fold_sign_changed_comparison): Do leave
22159 conversions to base-types alone.
22161 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22163 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22164 the link register if one altivec register is be saved.
22166 2008-03-30 Ben Elliston <bje@au.ibm.com>
22168 * final.c (final_scan_insn): Remove if (0) code.
22170 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22172 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22174 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22176 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22177 of V4SFmode to ix86_binary_operator_ok.
22179 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22181 * config/i386/i386.c (override_options): Initialize
22182 ix86_veclib_handler to ix86_veclibabi_svml when
22183 -mveclibabi=svml is used.
22184 (ix86_veclibabi_svml): New function for SVML ABI style
22185 vectorization support.
22186 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22188 2008-03-28 Rafael Espíndola <espindola@google.com>
22190 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22191 (tree_binary_nonnegative_warnv_p): Make it public.
22192 (tree_single_nonnegative_warnv_p): Make it public.
22193 (tree_invalid_nonnegative_warnv_p): Make it public.
22194 (tree_unary_nonzero_warnv_p): Make it public.
22195 (tree_binary_nonzero_warnv_p): Make it public
22196 (tree_single_nonzero_warnv_p): Make it public.
22197 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22198 (extract_range_from_binary_expr): Split the expr argument.
22199 (extract_range_from_unary_expr): Split the expr argument.
22200 (extract_range_from_comparison): Split the expr argument.
22201 (extract_range_from_expr): Use the new aux functions.
22202 (vrp_evaluate_conditional_warnv): Use
22203 vrp_evaluate_conditional_warnv_with_ops.
22204 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22205 (tree_binary_nonzero_warnv_p): Declare.
22206 (tree_single_nonzero_warnv_p): Declare.
22207 (tree_expr_nonzero_warnv_p): Declare.
22208 (tree_unary_nonnegative_warnv_p): Declare.
22209 (tree_binary_nonnegative_warnv_p): Declare.
22210 (tree_single_nonnegative_warnv_p): Declare.
22211 (tree_invalid_nonnegative_warnv_p): Declare.
22213 2008-03-28 Richard Guenther <rguenther@suse.de>
22215 PR tree-optimization/30317
22216 PR tree-optimization/30911
22217 PR tree-optimization/34793
22218 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22219 (struct assert_locus_d): New member EXPR.
22220 (register_new_assert_for): Add EXPR parameter to support
22221 ASSERT_EXPR <name, expr OP limit>.
22222 (register_edge_assert_for_1): Adjust callers.
22223 (find_assert_locations): Likewise.
22224 (process_assert_insertions_for): Build condition from expression.
22225 (extract_range_from_assert): Handle ASSERT_EXPRs
22226 of the form ASSERT_EXPR <name, expr OP limit>.
22227 (register_edge_assert_for_2): New helper registering
22228 asserts for comparisons. Recognize range tests of the form
22229 (unsigned)i - CST1 OP CST2.
22230 (register_edge_assert_for_1): Use it.
22231 (register_edge_assert_for): Likewise.
22232 (needs_overflow_infinity): Integer sub-types
22233 do not need overflow infinities.
22234 (vrp_val_is_max): The extreme values of integer sub-types
22235 are those of the base type.
22236 (vrp_val_is_min): Likewise.
22237 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22240 2008-03-28 Nick Clifton <nickc@redhat.com>
22243 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22244 Return GENERAL_REGS for stack adjustment reloads.
22246 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22249 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22250 const_vector when all the vectors are constant.
22252 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22254 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22256 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22257 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22259 (s<code>_sf): Use new scc_sf attribute for opcode names.
22261 2008-03-27 Tom Tromey <tromey@redhat.com>
22263 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22264 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22265 config/spu/t-spu-elf, config/i386/t-interix,
22266 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22267 config/i386/x-darwin, config/i386/x-mingw32,
22268 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22269 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22270 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22271 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22272 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22273 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22274 config/score/t-score-elf, config/arm/t-strongarm-pe,
22275 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22276 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22277 Revert automatic dependency patch.
22279 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22282 * config/i386/i386.c (ix86_function_arg_boundary): Align
22283 decimal floating point to its natural boundary.
22285 2008-03-27 Richard Guenther <rguenther@suse.de>
22287 PR middle-end/35716
22288 * fold-const.c (fold_comparison): Restrict distinct decl
22289 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22290 solely rely on operand_equal_p.
22292 2008-03-27 Richard Guenther <rguenther@suse.de>
22295 * c-common.c (handle_weak_attribute): Reject combination of
22298 2008-03-27 Richard Guenther <rguenther@suse.de>
22300 PR tree-optimization/32810
22301 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22302 conversions from DECL_INITIAL.
22303 (fold_const_aggregate_ref): Likewise from constructor elements.
22305 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22307 * tree-affine.h (aff_combination_expand): Declare.
22308 (get_inner_reference_aff): Likewise.
22309 * tree-affine.c (aff_combination_expand): Split out from
22310 tree_to_aff_combination_expand.
22311 (get_inner_reference_aff): New function.
22312 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22313 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22314 (struct lim_aux_data): sm_done field removed.
22315 (mem_ref_loc_p, mem_ref_locs_p): New types.
22316 (struct mem_ref): Added id, stored, accesses_in_loop,
22317 indep_loop, dep_loop, indep_ref, dep_ref fields.
22318 Removed is_stored, locs and next fields.
22319 (memory_accesses): New variable.
22320 (movement_possibility): Do not allow moving statements
22321 that store to memory.
22322 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22324 (determine_max_movement): For statements with memory references,
22325 find the outermost loop in that the reference is independent.
22326 (move_computations_stmt): Mark the virtual operands for renaming.
22327 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22328 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22329 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22330 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22331 create_vop_ref_mapping, analyze_memory_references,
22332 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22333 get_all_locs_in_loop, ref_always_accessed_p,
22334 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22335 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22336 store_motion_loop, store_motion): New functions.
22337 (struct vop_to_refs_elt): New type.
22338 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22339 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22340 (schedule_sm): Replaced by...
22341 (execute_sm): ... this.
22342 (determine_lsm_ref, hoist_memory_references,
22343 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22344 find_more_ref_vops, free_mem_ref, free_mem_refs,
22345 determine_lsm_loop, determine_lsm): Removed.
22346 (tree_ssa_lim_finalize): Free data structures used by store motion.
22347 (tree_ssa_lim): Call analyze_memory_references. Use
22348 store_motion instead of determine_lsm.
22350 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22352 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22353 rename tmake_file to m68hc11/t-m68hc11.
22354 (mcore): Set inhibit_libc to true.
22355 * config.host (alpha*-dec-*vms*): Set extra_programs.
22356 (interix3*): Don't use host_xmake_file.
22357 * configure.ac: Let config.gcc override inhibit_libc.
22358 * configure: Regenerate.
22360 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22361 * config/t-openbsd-thread: Remove commented out lines.
22363 * config/x-interix: Remove.
22365 * config/m68hc11/t-m68hc11-gas: Rename to...
22366 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22368 * config/mcore/t-mcore: Remove T_CFLAGS.
22369 * config/mcore/t-mcore-pe: Likewise.
22371 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22373 * configure.ac: Replace custom __GNU_SOURCE test with
22374 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22375 * aclocal.m4: Regenerate.
22376 * configure: Regenerate.
22377 * config.in: Regenerate.
22379 2008-03-27 Richard Guenther <rguenther@suse.de>
22381 * fold-const.c (target.h): Include.
22382 (fold_comparison): Fold comparison of addresses of decls
22383 that bind locally or of constants. Consolidate address folding code.
22384 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22385 results from fold_binary_to_constant.
22386 (compare_values_warnv): Likewise.
22388 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22390 PR middle-end/35429
22391 * fold-const.c (fold_truthop): Check for integeral types when folding
22392 a == 0 && b == 0 and a != 0 || b != 0 .
22394 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22396 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22398 2008-03-26 Andreas Schwab <schwab@suse.de>
22400 * doc/invoke.texi: Fix use of @item vs. @itemx.
22402 2008-03-26 Tom Tromey <tromey@redhat.com>
22404 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22405 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22406 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22407 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22408 build/genconstants.o, build/genemit.o, build/genextract.o,
22409 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22410 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22413 2008-03-26 Richard Guenther <rguenther@suse.de>
22416 2008-03-26 Richard Guenther <rguenther@suse.de>
22418 * fold-const.c (target.h): Include.
22419 (fold_comparison): Fold comparison of addresses of two decls
22420 that bind locally. Consolidate address folding code.
22422 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22424 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22425 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22426 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22427 dconstsqrt2, dconstthird, dconste and/or dconst10.
22428 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22429 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22430 dconstsqrt2, dconste): Delete.
22431 (init_emit_once): Likewise. Simplify initializing dconstm1.
22433 * real.c (get_real_const): New.
22434 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22435 dconstsqrt2, dconste): Delete.
22436 (real_value_const, get_real_const): New.
22438 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22440 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22442 * config/i386/i386.c (ix86_function_arg_boundary): Check
22443 BIGGEST_ALIGNMENT instead of 128.
22444 (setup_incoming_varargs_64): Likewise.
22446 2008-03-26 Tom Tromey <tromey@redhat.com>
22448 * Makefile.in (DEPFILES): Add missing '/'.
22450 2008-03-26 Richard Guenther <rguenther@suse.de>
22452 * fold-const.c (target.h): Include.
22453 (fold_comparison): Fold comparison of addresses of two decls
22454 that bind locally. Consolidate address folding code.
22456 2008-03-26 Nick Clifton <nickc@redhat.com>
22459 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22460 not allow INT+INT as a legitimate addressing mode.
22462 2008-03-26 Richard Guenther <rguenther@suse.de>
22464 * tree-flow.h (widen_bitfield): Remove declaration.
22465 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22466 (widen_bitfield): Remove function.
22467 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22470 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22473 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22476 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22478 PR rtl-optimization/35232
22479 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22480 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22481 reg_reloaded_call_part_clobbered here.
22482 (reload_regs_reach_end_p): New function.
22483 (reload_reg_rtx_for_input): New variable.
22484 (reload_reg_rtx_for_output): Likewise.
22485 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22486 when reassigning a pseudo register. Load reloadreg from
22487 reload_reg_rtx_for_input, moving the mode and register
22489 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22490 instead of the original when deciding whether an input reload
22491 would be a no-op or whether an output reload can be deleted.
22492 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22493 when setting up new_spill_reg_store. Load it from
22494 reload_reg_rtx_for_output, moving the mode and register
22496 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22497 instead of the original when deciding whether an output reload
22498 would be a no-op. Do the same when modifying insn notes.
22499 Use rtx_equal_p instead of == to compare the registers.
22500 (inherit_piecemeal_p): Take a mode and two register numbers
22502 (emit_reload_insns): Clear new_spill_reg_store for every hard
22503 register in the reload register. Remove spill registers
22504 from reg_reloaded_valid before considering whether to record
22505 inheritance information for them. Use reload_reg_rtx_for_output
22506 instead of reg_rtx when recording output reloads. Use
22507 reload_reg_rtx_for_input instead of reg_rtx when recording
22508 input reloads. Set or clear reg_reloaded_call_part_clobbered
22509 at the same time as setting reg_reloaded_valid.
22510 (delete_output_reload): Add a new_reload_reg parameter and use it
22511 instead of rld[j].reg_rtx.
22512 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22515 2008-03-25 Tom Tromey <tromey@redhat.com>
22517 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22518 (build/genattr.o): Likewise.
22519 (build/genattrtab.o): Likewise.
22520 (build/gencodes.o): Likewise.
22521 (build/genconfig.o): Likewise.
22522 (build/genconstants.o): Likewise.
22523 (build/genemit.o): Likewise.
22524 (build/genextract.o): Likewise.
22525 (build/genflags.o): Likewise.
22527 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22529 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22530 instead of size_int for integer types.
22531 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22532 to match type of MINUS_EXPR.
22534 2008-03-25 Tom Tromey <tromey@redhat.com>
22536 * configure: Rebuilt.
22537 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22540 2008-03-25 Tom Tromey <tromey@redhat.com>
22542 * config/x-solaris (host-solaris.o): Update.
22543 * config/x-linux (host-linux.o): Update.
22544 * config/x-hpux (host-hpux.o): Update.
22545 * config/x-darwin (host-darwin.o): Update.
22546 * config/v850/t-v850e (v850-c.o): Update.
22547 * config/v850/t-v850 (v850-c.o): Update.
22548 * config/t-vxworks (vxworks.o): Update.
22549 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22550 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22551 * config/spu/t-spu-elf (spu-c.o): Update.
22553 * config/sh/t-symbian (sh-c.o): Update.
22554 (symbian.o): Update.
22555 * config/sh/t-sh (sh-c.o): Update.
22556 * config/score/t-score-elf (score7.o, score3.o): Update.
22557 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22558 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22559 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22560 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22561 (rs6000.o): Remove.
22562 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22563 * config/m32c/t-m32c (m32c-pragma.o): Update.
22564 * config/ia64/t-ia64 (ia64-c.o): Update.
22565 * config/i386/x-mingw32 (host-mingw32.o): Update.
22566 * config/i386/x-i386 (driver-i386.o): Update.
22567 * config/i386/x-darwin (host-i386-darwin.o): Update.
22568 * config/i386/x-cygwin (host-cygwin.o): Update.
22569 * config/i386/t-nwld (nwld.o): Update.
22570 * config/i386/t-netware (netware.o): Update.
22571 * config/i386/t-interix (winnt.o): Update.
22572 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22573 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22574 msformat-c.o): Update.
22575 * config/bfin/t-bfin-linux (generated_files): Add
22576 linux-sysroot-suffix.h.
22577 * config/arm/t-wince-pe (pe.o): Update.
22578 * config/arm/t-strongarm-pe (pe.o): Update.
22579 * config/arm/t-pe (pe.o): Update.
22580 * config/arm/t-arm (arm-c.o): Update.
22581 * doc/install.texi (Prerequisites): Require make 3.80.
22582 * Makefile.in: Remove .o targets.
22583 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22584 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22585 (simple_generated_h, simple_generated_c): Move earlier.
22586 (generated_files): New variable.
22587 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22588 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22589 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22590 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22591 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22592 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22593 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22594 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22595 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22596 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22597 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22598 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22600 (COMPILE.base, COMPILE): New variables.
22601 (%.o): New pattern rule.
22602 (ALL_HOST_OBJS): New variable.
22603 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22604 (dummy-checksum.o, cc1-checksum.o): Remove.
22605 (DRIVER_SHLIB): New variable.
22606 (DRIVER_DEFINES): Use it.
22607 (gencondmd.c): Move out of build/.
22608 (s-conditions): Update.
22609 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22610 (ALL_BUILD_OBJS): Likewise.
22611 (build/%.o): Use BUILDCOMPILE.
22612 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22613 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22614 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22615 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22616 build/genconfig.o, build/genconstants.o, build/genemit.o,
22617 build/genextract.o, build/genflags.o, build/genmddeps.o,
22618 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22619 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22620 build/gen-protos.o, build/scan.o, build/fix-header.o,
22621 build/scan-decls.o): Simplify.
22622 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22623 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22624 prefix.o, toplev.o): Reduce to variable setting.
22625 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22626 ($(out_object_file), gcc-options.o): New targets.
22627 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22628 * configure: Rebuilt.
22629 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22630 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22632 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22634 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22635 complain when we hit an error, return ERROR_MARK_NODE.
22637 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22639 * config/sh/constraints.md (Pso, Psz): New constraints.
22640 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22641 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22643 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22645 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22646 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22648 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22650 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22651 (prefetch_sh2a): New.
22653 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22654 Naveen.H.S <naveen.hs@kpitcummins.com>
22656 * config/sh/constraints.md (I28): New constraint.
22657 * config/sh/sh.c (broken_move): Add support for movi20s.
22658 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22660 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22661 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22662 Naveen.H.S <naveen.hs@kpitcummins.com>
22664 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22665 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22666 (print_operand): Handle resbank in %@ operand code.
22667 (sh_encode_section_info): New.
22668 (push_regs): Add conditions for resbank.
22669 (sh_expand_epilogue): Likewise.
22670 (sh_insert_attributes): Likewise.
22671 (sh_attribute_table): Likewise.
22672 (sh_handle_resbank_handler_attribute): New.
22673 (sh2a_handle_function_vector_handler_attribute): New.
22674 (sh2a_is_function_vector_call): New.
22675 (sh2a_get_function_vector_number): New.
22676 (sh2a_function_vector_p): New.
22677 (sh_cfun_resbank_handler_p): New.
22678 * config/sh/sh.md (calli): Emit jsr/n if possible.
22679 (calli_tbr_rel): New.
22680 (calli_pcrel): Emit jsr/n if possible.
22681 (return_i): Emit rts/n if possible.
22682 (call_valuei_tbr_rel): New.
22683 (call_valuei_pcrel): Add condition for SH2A target.
22684 (call_value): Likewise.
22685 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22686 (sh2a_get_function_vector_number): Likewise.
22687 (sh2a_is_function_vector_call): Likewise.
22688 * doc/extend.texi: Document TBR relative addressing of SH2A.
22689 (resbank): Add description for SH2A.
22691 2008-03-24 Richard Guenther <rguenther@suse.de>
22694 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22695 pointer assignments change conversions according to middle-end rules.
22696 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22697 * configure.ac: Include type checking in yes.
22698 * configure: Regenerate.
22700 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22702 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22703 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22705 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22707 * gthr-vxworks.h (UNUSED): Define.
22709 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22711 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22713 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22715 * doc/extend.texi (Function Attributes): Add missing comma in the
22716 example of the "alloc_size" attribute.
22718 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22721 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22723 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22726 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22729 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22730 of the underlying type of a MS bitfield layout to the natural
22731 alignment of the type.
22733 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22735 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22736 to their natural alignment to avoid store forwarding stalls.
22738 2008-03-22 Richard Guenther <rguenther@suse.de>
22740 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22741 For PHI nodes verify the address is invariant.
22742 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22743 (get_symbol_constant_value): Use is_gimple_min_invariant.
22744 (maybe_fold_stmt_indirect): Likewise.
22746 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22748 PR rtl-optimization/33927
22749 * Makefile.in (dse.o): Depend on $(TM_P_H).
22750 * expr.h (extract_low_bits): Declare.
22751 * expmed.c (extract_low_bits): New function.
22752 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22753 * dse.c: Include tm_p.h.
22754 (find_shift_sequence): Remove the read_reg argument and return the
22755 read value. Emit the instructions instead of returning them.
22756 Iterate on new_mode rather than calculating it each time.
22757 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22758 source to NEW_MODE and extract_low_bits to convert the shifted
22759 value to READ_MODE.
22760 (replace_read): Allow the load and store to have different mode
22761 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22762 or extraction instructions before trying the replacement. Update
22763 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22765 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22767 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22768 to their natural alignment to avoid store forwarding stalls.
22770 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22773 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22774 encouraging but not allowing gprs for input;
22775 change the input constraint to !f#r.
22776 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22778 change the output constraint to !f#r.
22780 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22783 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22784 corresponding post-reload splitters.
22785 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22786 when x87 FP math is selected.
22787 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22788 New function prototype.
22789 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22790 unreachable function to ease macroization of insn patterns.
22792 2008-03-21 Martin Jambor <mjambor@suse.cz>
22794 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22795 reference dumps if ddr is NULL or dependence is unknown.
22797 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22799 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22800 unsigned extension into account.
22801 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22802 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22803 Do computations on a scratch register.
22805 2008-03-21 Richard Guenther <rguenther@suse.de>
22807 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22808 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22809 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22810 * tree-ssa-dom.c (record_equality): Likewise.
22811 * tree-inline.c (copy_body_r): Likewise.
22812 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22815 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22817 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22818 as 'delete_unused' argument.
22820 2008-03-20 Richard Guenther <rguenther@suse.de>
22822 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22823 special casing of constant qualifiers.
22824 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22825 care about them in general.
22826 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22827 regardless of their type.
22828 (fold_stmt_r): Forcefully fold *& if we end up with that.
22830 2008-03-20 Paul Brook <paul@codesourcery.com>
22832 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22833 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22835 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22837 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22838 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22840 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22842 * common.opt (Wmudflap): New option.
22843 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22844 (mx_register_decls): Likewise.
22845 (mudflap_finish_file): Likewise.
22846 * doc/invoke.texi: Document -Wno-mudflap.
22848 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22850 * c-format.c (replace_format_name_to_system_name): New.
22851 (cmp_attribs): New.
22852 (convert_format_name_to_system_name): New.
22853 (decode_format_attr): Add use of convert_format_name_to_system_name.
22854 (format_types_orig): Add gnu_ prefix to names.
22855 (check_format_info_main): Special treating of \0 escaped names for
22856 supporting multi-character format specifiers as I32, I64.
22857 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22858 (gnu_target_overrides_format_attributes): New.
22859 * c-format.h: Add structure target_ovr_attr to hold
22860 system specific formatter names.
22861 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22862 msformat-c.o file to c_target_objs and cxx_target_objs.
22863 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22864 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22865 (TARGET_N_FORMAT_TYPES): New.
22866 * config/i386/msformat-c.c: New.
22867 * config/i386/t-cygming: Add build rule for msformat-c.o.
22868 * doc/extend.texi: Add new format names gnu_* and ms_* and
22870 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22872 2008-03-20 Ira Rosen <irar@il.ibm.com>
22874 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22875 optimizations turned on under -O3.
22876 (ftree-vectorize): Add that the flag is turned on with -O3.
22878 2008-03-20 Ben Elliston <bje@au.ibm.com>
22880 * regmove.c (try_auto_increment): Fix spelling error in comment.
22881 * final.c (final_scan_insn): Likewise.
22883 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22886 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22887 allocator preferences for "y" and "r" class registers.
22888 ("*mov<mode>_internal"): Ditto.
22889 ("*movv2sf_internal_rex64"): Ditto.
22890 ("*movv2sf_internal"): Ditto.
22892 2008-03-19 Michael Matz <matz@suse.de>
22894 PR middle-end/35616
22895 * calls.c (expand_call): Check overlap of arguments with call
22896 address for sibcalls.
22898 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22901 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22902 of the underlying type of a MS bitfield layout to the natural
22903 alignment of the type.
22905 2008-03-19 Jan Hubicka <jh@suse.cz>
22908 * toplev.c (decode_d_option): Handle all CPP flags.
22909 * tree-vrp.c: Update tree_pass descriptors.
22910 * regrename.c: Update tree_pass descriptors.
22911 * fwprop.c: Update tree_pass descriptors.
22912 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22913 * tree-into-ssa.c: Update tree_pass descriptors.
22914 * tree-dump.c: Update tree_pass descriptors.
22915 * tree-complex.c: Update tree_pass descriptors.
22916 * tree-dump.h: Update tree_pass descriptors.
22917 * see.c: Update tree_pass descriptors.
22918 * cgraphbuild.c: Update tree_pass descriptors.
22919 * tracer.c: Update tree_pass descriptors.
22920 * tree-loop-distribution.c: Update tree_pass descriptors.
22921 * cgraph.c: Update tree_pass descriptors.
22922 * postreload-gcse.c: Update tree_pass descriptors.
22923 * postreload.c: Update tree_pass descriptors.
22924 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22925 * tree-tailcall.c: Update tree_pass descriptors.
22926 * tree-pass.h (tree_opt_pass): Rename to ...
22927 (opt_pass) ... this one; add "type" field and remove letter field.
22928 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22929 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22930 all_lowering_passes): Update declaration.
22931 * ipa-cp.c: Update tree_pass descriptors.
22932 * final.c: Update tree_pass descriptors.
22933 * omp-low.c: Update tree_pass descriptors.
22934 * tree-ssa-dse.c: Update tree_pass descriptors.
22935 * ipa-reference.c: Update tree_pass descriptors.
22936 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22937 * auto-inc-dec.c: Update tree_pass descriptors.
22938 * reorg.c: Update tree_pass descriptors.
22939 * cgraphunit.c: Update tree_pass descriptors.
22940 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22941 * tree-ssa-ccp.c: Update tree_pass descriptors.
22942 * df-core.c: Update tree_pass descriptors.
22943 * mode-switching.c: Update tree_pass descriptors.
22944 * tree-nomudflap.c: Update tree_pass descriptors.
22945 * modulo-sched.c: Update tree_pass descriptors.
22946 * ipa-pure-const.c: Update tree_pass descriptors.
22947 * cse.c: Update tree_pass descriptors.
22948 * web.c: Update tree_pass descriptors.
22949 * tree-stdarg.c: Update tree_pass descriptors.
22950 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22951 * tree-ssa-dom.c: Update tree_pass descriptors.
22952 * tree-nrv.c: Update tree_pass descriptors.
22953 * tree-ssa-alias.c: Update tree_pass descriptors.
22954 * loop-init.c: Update tree_pass descriptors.
22955 * gimple-low.c: Update tree_pass descriptors.
22956 * ipa-inline.c: Update tree_pass descriptors.
22957 * tree-ssa-sink.c: Update tree_pass descriptors.
22958 * global.c: Update tree_pass descriptors.
22959 * ifcvt.c: Update tree_pass descriptors.
22960 * jump.c: Update tree_pass descriptors.
22961 * predict.c: Update tree_pass descriptors.
22962 * tree-ssa-loop.c: Update tree_pass descriptors.
22963 * recog.c: Update tree_pass descriptors.
22964 * dse.c: Update tree_pass descriptors.
22965 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22966 * tree-eh.c: Update tree_pass descriptors.
22967 * regmove.c: Update tree_pass descriptors.
22969 * function.c: Update tree_pass descriptors.
22970 * tree-vectorizer.c: Update tree_pass descriptors.
22971 * gcse.c: Update tree_pass descriptors.
22972 * ipa-type-escape.c: Update tree_pass descriptors.
22973 * tree-if-conv.c: Update tree_pass descriptors.
22974 * init-regs.c: Update tree_pass descriptors.
22975 * ipa.c: Update tree_pass descriptors.
22976 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22977 * rtl-factoring.c: Update tree_pass descriptors.
22978 * lower-subreg.c: Update tree_pass descriptors.
22979 * bt-load.c: Update tree_pass descriptors.
22980 * tree-dfa.c: Update tree_pass descriptors.
22981 * except.c: Update tree_pass descriptors.
22982 * emit-rtl.c: Update tree_pass descriptors.
22983 * cfgexpand.c: Update tree_pass descriptors.
22984 * tree-cfgcleanup.c: Update tree_pass descriptors.
22985 * cfgcleanup.c: Update tree_pass descriptors.
22986 * tree-ssa-pre.c: Update tree_pass descriptors.
22987 * tree-sra.c: Update tree_pass descriptors.
22988 * tree-mudflap.c: Update tree_pass descriptors.
22989 * tree-ssa-copy.c: Update tree_pass descriptors.
22990 * cfglayout.c: Update tree_pass descriptors.
22991 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22992 * tree-ssa-dce.c: Update tree_pass descriptors.
22993 * tree-ssa.c: Update tree_pass descriptors.
22994 * regclass.c: Update tree_pass descriptors.
22995 * integrate.c: Update tree_pass descriptors.
22996 * tree-optimize.c: Update tree_pass descriptors.
22997 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22998 * tree-object-size.c: Update tree_pass descriptors.
22999 * combine.c: Update tree_pass descriptors.
23000 * tree-outof-ssa.c: Update tree_pass descriptors.
23001 * bb-reorder.c: Update tree_pass descriptors.
23002 * stack-ptr-mod.c: Update tree_pass descriptors.
23003 * var-tracking.c: Update tree_pass descriptors.
23004 * tree-profile.c: Update tree_pass descriptors.
23005 * tree-vect-generic.c: Update tree_pass descriptors.
23006 * reg-stack.c: Update tree_pass descriptors.
23007 * sched-rgn.c: Update tree_pass descriptors.
23008 * tree-ssa-structalias.c: Update tree_pass descriptors.
23009 * tree-cfg.c: Update tree_pass descriptors.
23010 * passes.c (current_pass): Update declaration.
23011 (finish_optimization_passes): Update.
23012 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23013 (register_one_dump_file, register_dump_files_1, next_pass_1):
23015 (init_optimization_passes): Update handling of new types.
23016 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23017 * ipa-struct-reorg.c: Update tree_pass descriptors.
23018 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23019 * combine-stack-adj.c: Update tree_pass descriptors.
23020 * cfgrtl.c: Update tree_pass descriptors.
23021 * dce.c: Update tree_pass descriptors.
23022 * tree-ssanames.c: Update tree_pass descriptors.
23024 2008-03-19 Richard Guenther <rguenther@suse.de>
23026 PR middle-end/35609
23027 * tree-ssa.c (walk_data): New structure.
23028 (warn_uninitialized_var): If not always_executed warn with "maybe"
23030 (execute_early_warn_uninitialized): Compute post-dominators.
23031 Initialize always_executed before processing each basic block.
23033 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23036 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23037 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23039 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23041 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23043 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23045 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23047 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23048 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23049 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23050 target after ignore has been set, and move there also the commputation
23051 of subtarget and original_target.
23052 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23053 (LANG_HOOKS_INITIALIZER): Remove it.
23054 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23056 2008-03-18 Richard Guenther <rguenther@suse.de>
23058 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23059 found an expression with constants, note that in the VN for the lhs.
23060 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23061 fold them to constants if possible. Run cleanup_cfg if done so.
23062 (execute_pre): Return todo.
23063 (do_pre): Likewise.
23064 (execute_fre): Likewise.
23065 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23067 (get_prop_source_stmt): Look through pointer conversions.
23069 2008-03-18 Jan Hubicka <jh@suse.cz>
23071 * tree-pretty-print.c: Include predict.h.
23072 (dump_generic_node): Dump predictor.
23073 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23074 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23075 * gimple-low.c (lower_stmt): Likewise.
23076 * expr.c (expand_expr_real): Likewise.
23077 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23079 (build_predict_expr, build_predict_expr): New.
23080 * predict.h (predictor_name, build_predict_expr): Update.
23081 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23082 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23083 * predict.def (PRED_CONTINUE): Update hitrate.
23084 * tree.def (PREDICT_EXPR): Define.
23085 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23086 do not handle BIND_EXPR.
23087 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23088 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23089 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23092 2008-03-18 Michael Matz <matz@suse.de>
23094 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23096 2008-03-18 Richard Guenther <rguenther@suse.de>
23098 * tree-gimple.h (is_gimple_invariant_address): Declare.
23099 (is_gimple_constant): Likewise.
23100 * tree-gimple.c (is_gimple_constant): New function.
23101 (is_gimple_invariant_address): Likewise.
23102 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23103 and is_gimple_invariant_address.
23104 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23106 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23107 an addressable base.
23109 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23111 PR middle-end/35611
23112 * gimplify.c (gimplify_expr): Gimplify second operand of
23115 2008-03-17 Richard Guenther <rguenther@suse.de>
23117 PR tree-optimization/19637
23118 * fold-const.c (fold_unary): Remove restrictions of removing
23119 intermediate pointer-conversions (P2)(P1)P0.
23120 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23121 conversion to void pointer.
23122 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23124 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23127 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23128 emulated thread local variables.
23130 2008-03-16 Richard Guenther <rguenther@suse.de>
23132 PR middle-end/35607
23133 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23134 expand TREE_INVARIANT operations that are not gimple invariant.
23136 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23138 * doc/extend.texi (Alignment): Say that the ABI controls
23139 the __alignof__ for non-strict-alignment targets rather
23140 than being a recommendation.
23142 2008-03-15 Paul Brook <paul@codesourcery.com>
23144 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23146 (arm_output_fn_unwind): Mark functions that can not be unwound.
23148 2008-03-15 Paul Brook <paul@codesourcery.com>
23150 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23151 extension instructions.
23153 2008-03-15 Richard Guenther <rguenther@suse.de>
23155 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23156 and fold constant aggregate refs.
23157 (fold_const_aggregate_ref): Handle string constants
23158 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23159 (evaluate_stmt): Simplify now that ccp_fold folds constant
23162 2008-03-15 Paul Brook <paul@codesourcery.com>
23164 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23165 (extzv): Use gen_extzv_t2.
23166 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23168 2008-03-15 Richard Guenther <rguenther@suse.de>
23170 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23171 (fold_const_aggregate_ref): Likewise.
23172 (get_value): Return NULL if we don't have any values.
23173 (ccp_finalize): Set const_val to NULL after freeing it.
23174 * tree-flow.h (get_symbol_constant_value): Declare.
23175 (fold_const_aggregate_ref): Likewise.
23176 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23178 2008-03-15 Richard Guenther <rguenther@suse.de>
23180 PR middle-end/35593
23181 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23182 to not produce negative array indices if not allowed. Add
23183 parameter to indicate that.
23184 (maybe_fold_offset_to_component_ref): Allow negative array
23185 indices only for the first member of a structure.
23186 (maybe_fold_offset_to_reference): Allow negative array indices.
23187 (maybe_fold_stmt_addition): Likewise.
23189 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23190 Anatoly Sokolov <aesok@post.ru>
23192 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23193 (avr_arch): Add ARCH_AVR6.
23194 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23195 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23196 instead of fixed value 2.
23197 (print_operand_address): Use gs() asm specifier instead of pm().
23198 (avr_assemble_integer): (Ditto.).
23199 (avr_output_addr_vec_elt): (Ditto.).
23200 (print_operand): Handle "!" code.
23201 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23202 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23203 (AVR_HAVE_EIJMP_EICALL): Define.
23204 (AVR_3_BYTE_PC): Redefine.
23205 (AVR_2_BYTE_PC): (Ditto.).
23206 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23207 (LINK_SPEC): Add atmega2560 and atmega2561.
23208 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23210 * config/avr/avr.md (call_insn): Use eicall instead of icall
23211 for 3 byte PC devices.
23212 (call_value_insn): (Ditto.).
23213 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23214 (indirect_jump): Use only for for 2 byte PC devices.
23215 (*tablejump): (Ditto.).
23216 (*indirect_jump_avr6): Add insn.
23217 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23218 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23219 instead of ijmp for 3 byte PC devices.
23220 (__tablejump2__): (Ditto.).
23221 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23222 (MULITLIB_DIRNAMES): (Ditto.).
23223 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23225 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23227 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23228 "sse2_umulsidi3". Use V1DI mode for operand 0.
23229 ("mmx_psadbw"): Use V1DI mode for operand 0.
23230 * config/i386/i386-modes.def (V1SI): New vector mode.
23231 * config/i386/i386.c (struct builtin_description)
23232 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23233 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23234 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23235 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23236 v1di_ftype_v8qi_v8qi type.
23237 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23239 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23240 __builtin_ia32_pmuludq]: Fix the mode of return value.
23242 2008-03-15 Richard Guenther <rguenther@suse.de>
23244 PR middle-end/35595
23245 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23248 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23250 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23251 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23252 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23253 unless TARGET_SERIALIZE_VOLATILE is enabled.
23254 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23255 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23256 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23258 2008-03-14 Richard Guenther <rguenther@suse.de>
23260 PR tree-optimization/34172
23261 * tree-flow.h (refs_may_alias_p): Declare.
23262 (get_single_def_stmt): Likewise.
23263 (get_single_def_stmt_from_phi): Likewise.
23264 (get_single_def_stmt_with_phi): Likewise.
23265 * tree-dfa.c (refs_may_alias_p): New function.
23266 (get_single_def_stmt): Likewise.
23267 (get_single_def_stmt_from_phi): Likewise.
23268 (get_single_def_stmt_with_phi): Likewise.
23269 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23270 (vn_reference_lookup_1): New helper function.
23271 (vn_reference_lookup): Walk the virtual use-def chain to
23272 continue searching for a match if the def does not alias the
23273 reference we are looking for.
23275 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23277 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23278 archive and Perzl. Update The Written Word listing.
23280 2008-03-14 Richard Guenther <rguenther@suse.de>
23282 PR tree-optimization/34043
23283 PR tree-optimization/33989
23284 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23286 (bitmap_find_leader): Use extra argument to verify dominance
23287 relationship inside a basic-block.
23288 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23289 (find_leader_in_sets): Adjust.
23290 (create_component_ref_by_pieces): Take extra argument for
23291 dominance check, handle lookup failures.
23292 (find_or_generate_expression): Likewise.
23293 (create_expression_by_pieces): Likewise.
23294 (insert_into_preds_of_block): Adjust.
23295 (create_value_expr_from): If asked for, verify all operands
23296 are in the blocks AVAIL_OUT set.
23297 (make_values_for_stmt): Check for SSA_NAMEs that are life
23298 over an abnormal edge.
23299 (compute_avail): Remove such check.
23300 (do_SCCVN_insertion): New function.
23301 (eliminate): If we do not find a leader suitable for replacement
23302 insert a replacement expression from SCCVN if available.
23303 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23304 (struct vn_ssa_aux): Add needs_insertion flag.
23305 * tree-ssa-sccvn.c (may_insert): New global flag.
23306 (copy_reference_ops_from_ref): Value-number union member access
23307 based on its size, not type and member if insertion is allowed.
23308 (visit_reference_op_load): For a weak match from union type
23309 punning lookup a view-converted value and insert a SSA_NAME
23310 for that value if that is not found.
23311 (visit_use): Make dumps shorter. Do not disallow value numbering
23312 SSA_NAMEs that are life over an abnormal edge to constants.
23313 (free_scc_vn): Release inserted SSA_NAMEs.
23314 (run_scc_vn): New flag to specify whether insertion is allowed.
23315 Process SSA_NAMEs in forward order.
23316 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23317 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23318 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23319 pointer type to/from integral types that do not change the
23320 precision to regular conversions.
23322 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23324 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23325 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23326 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23327 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23328 input arguments and the mode of return value. Built-in functions
23329 that operate on whole 64-bit MMX register now use V1DI mode.
23331 2008-03-13 Alon Dayan <alond@il.ibm.com>
23332 Olga Golovanevsky <olga@il.ibm.com>
23334 PR tree-optimization/35041
23335 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23336 to locate the right position in a statement.
23338 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23342 * config/i386/xmmintrin.h: Change all static inline functions to
23343 extern inline and add __gnu_inline__ attribute.
23344 * config/i386/bmintrin.h: Ditto.
23345 * config/i386/smmintrin.h: Ditto.
23346 * config/i386/tmmintrin.h: Ditto.
23347 * config/i386/mmintrin-common.h: Ditto.
23348 * config/i386/ammintrin.h: Ditto.
23349 * config/i386/emmintrin.h: Ditto.
23350 * config/i386/pmmintrin.h: Ditto.
23351 * config/i386/mmintrin.h: Ditto.
23352 * config/i386/mm3dnow.h: Ditto.
23354 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23356 PR middle-end/35185
23357 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23358 (lower_omp_2): New function.
23359 (lower_omp_1, lower_omp): Rewritten.
23361 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23364 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23365 with the phrase "Microsoft Windows compilers".
23366 (Push/Pop Macro Pragmas): New subsection. Document
23367 #pragma push_macro and pragma pop_macro.
23369 2008-03-12 Paul Brook <paul@codesourcery.com>
23371 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23373 2008-03-12 Paul Brook <paul@codesourcery.com>
23375 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23376 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23377 (thumb2_addsi_shortim): Rename ...
23378 (thumb2_addsi_short): ... to this. Allow register operands.
23379 (thumb2_subsi_short): New pattern.
23380 (thumb2_one_cmplsi2_short,
23381 thumb2_negsi2_short): New patterns and peepholes.
23383 2008-03-12 Paul Brook <paul@codesourcery.com>
23385 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23387 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23389 * config/i386/i386.md (int_cond): New code iterator.
23391 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23392 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23393 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23394 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23395 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23396 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23397 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23398 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23400 2008-03-12 Paul Brook <paul@codesourcery.com>
23402 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23403 instead of {arm,thumb}_compute_save_reg_mask.
23404 (output_return_instruction): Ditto.
23405 (thumb_unexpanded_epilogue): Ditto.
23406 (thumb1_expand_prologue): Ditto.
23407 (thumb1_output_function_prologue): Ditto.
23408 (arm_set_return_address): Ditto.
23409 (thumb_set_return_address): Ditto.
23410 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23411 regs to achieve stack alignment.
23412 (thumb1_compute_save_reg_mask): Fix compiler warning.
23413 (arm_output_epilogue): Use offsets->saved_regs_mask.
23414 Adjust stack pointer by poping call clobered registers.
23415 (arm_expand_prologue): Use offsets->saved_regs_mask.
23416 Adjust stack pointer by pushing extra registers.
23417 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23419 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23422 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23423 conversion to the operands of a multiplication.
23425 2008-03-12 Richard Guenther <rguenther@suse.de>
23427 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23428 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23429 * timevar.def (TV_TREE_PHIPROP): Add.
23430 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23431 pass description. Use TV_TREE_PHIPROP.
23432 * tree-ssa-forwprop.c: Remove phiprop code.
23434 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23436 PR middle-end/35549
23437 * omp-low.c (maybe_lookup_decl): Constify first argument.
23438 (use_pointer_for_field): Change last argument from bool to
23439 omp_context *. Disallow shared copy-in/out in nested
23440 parallel if decl is shared in outer parallel too.
23441 (build_outer_var_ref, scan_sharing_clauses,
23442 lower_rec_input_clauses, lower_copyprivate_clauses,
23443 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23445 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23446 Ira Rosen <irar@il.ibm.com>
23448 * tree-vectorizer.c (free_stmt_vec_info): New function.
23449 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23450 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23451 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23452 * tree-vect-transform.c (vectorizable_conversion): Free
23453 vec_oprnds0 if it was allocated.
23454 (vect_permute_store_chain): Remove unused VECs.
23455 (vectorizable_store): Free VECs that are allocated in the..
23457 (vect_transform_strided_load, vectorizable_load): Likewise.
23458 (vect_remove_stores): Simplify the code.
23459 (vect_transform_loop): Move code to vect_remove_stores().
23460 Call vect_remove_stores() and free_stmt_vec_info().
23462 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23464 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23465 TARGET_HPUX. Revise comment.
23466 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23467 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23468 Use sr4 variant of `be' instruction when not generating PIC code.
23469 (attr_length_call): Adjust for above change.
23471 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23473 * ipa-reference.c (static_execute): Remove module_statics_const and
23474 associated setting code.
23476 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23479 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23480 predicate for operand 1.
23481 (paritysi2_cmp): Use register_operand predicate for operand 2.
23482 Use earlyclobber modifier for operand 1. Remove support for
23484 (paritydi2_cmp): Use register_operand predicate for operand 3.
23485 Use earlyclobber modifier for operand 1. Remove support for
23488 2008-03-11 Paul Brook <paul@codesourcery.com>
23489 Vladimir Prus <vladimir@codesourcery.com>
23491 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23492 (arm_compute_save_reg0_reg12_mask): Always
23493 check if register 11 must be saved. Always safe hard frame pointer
23494 when frame_pointer_needeed.
23495 (arm_compute_save_reg_mask): Save IP and PC
23496 only with apcs frames.
23497 (arm_output_epilogue): Adjust Thumb2 codepath to
23498 be also invoked and work for ARM non-apcs frames.
23499 (arm_expand_prologue): Don't bother saving IP
23500 for non-apcs frame, since it's not clobbered by
23501 prologue code. Implement non-apcs frame
23504 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23506 PR rtl-optimization/35281
23507 * expr.c (convert_move): Use a new pseudo for the intermediate
23508 from_mode->word_mode result.
23510 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23512 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23513 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23514 * toplev.c (compile_file): Don't call it.
23516 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23518 PR middle-end/35526
23519 * expr.c (store_expr): Call emit_block_move if the mode
23520 of "temp" RTX is BLKmode.
23522 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23523 Richard Guenther <rguenther@suse.de>
23525 PR tree-optimization/31358
23526 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23527 the step with a NULL_TREE.
23528 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23529 to sizetype if type is a pointer type.
23530 (add_candidate_1): Don't convert the base and step to
23531 the generic type if the orginal type is a pointer type.
23532 (add_iv_value_candidates): Use sizetype for the step
23533 if type is a pointer type.
23534 (cand_value_at): Likewise.
23535 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23537 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23538 Don't convert the tem affine to the type.
23539 (add_elt_to_tree): Use sizetype for the step if a pointer.
23540 Use POINTER_PLUS_EXPR for pointers.
23541 (aff_combination_to_tree): Use sizetype for the step if a
23544 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23546 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23547 Remove commutativity hint.
23549 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23553 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23554 errorneous type. Check that v is a VAR_DECL.
23556 PR middle-end/35099
23557 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23559 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23561 PR tree-optimization/35494
23562 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23563 may be overriden at link and run time.
23565 2008-03-10 Richard Guenther <rguenther@suse.de>
23567 PR tree-optimization/34677
23568 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23569 (poolify_tree): Likewise.
23570 (modify_expr_template): Likewise.
23571 (poolify_modify_stmt): Likewise.
23572 (insert_fake_stores): Handle all component-ref style stores
23573 in addition to INDIRECT_REF. Also handle complex types.
23574 Do not poolify the inserted load.
23575 (realify_fake_stores): Do not rebuild the tree but only
23576 make it a SSA_NAME copy.
23577 (init_pre): Remove initialzation of modify_expr_template.
23578 Do not allocate modify_expr_node_pool.
23579 (fini_pre): Do not free modify_expr_node_pool.
23581 2008-03-10 Paul Brook <paul@codesourcery.com>
23583 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23584 to avoid conflicts.
23586 2008-03-10 Paul Brook <paul@codesourcery.com>
23587 Mark Shinwell <shinwell@codesourcery.com>
23589 * config/arm/cortex-r4.md: New.
23590 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23592 * config/arm/arm.md: Include cortex-r4.md.
23593 (insn): Add smmls, sdiv and udiv values.
23594 (generic_sched): Don't use generic scheduling for Cortex-R4.
23595 (arm_issue_rate): New function.
23596 (TARGET_SCHED_ISSUE_RATE): Define.
23598 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23600 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23602 2008-03-10 Richard Guenther <rguenther@suse.de>
23604 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23605 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23607 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23609 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23610 Set default to true.
23612 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23614 * c.opt (Wsynth): Deprecate.
23615 * doc/invoke.texi (Option Summary, Warning Options): Document
23616 -Wno-format-contains-nul.
23618 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23621 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23622 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23624 2008-03-09 Ira Rosen <irar@il.ibm.com>
23626 * config/rs6000/rs6000.c (builtin_description): Rename vector
23627 left shift operations.
23628 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23629 (altivec_vsl<VI_char>): Rename to ...
23630 (ashl<mode>3): ... new name.
23631 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23633 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23635 2008-03-08 Richard Guenther <rguenther@suse.de>
23637 * coverage.h (tree_coverage_counter_addr): Declare.
23638 * coverage.c (tree_coverage_counter_addr): New function.
23639 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23640 before using again.
23641 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23642 (tree_gen_one_value_profiler): Likewise.
23643 (tree_gen_ic_profiler): Likewise.
23644 (tree_gen_average_profiler): Likewise.
23645 (tree_gen_ior_profiler): Likewise.
23647 2008-03-08 Richard Guenther <rguenther@suse.de>
23649 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23650 (vn_binary_op_insert): Likewise.
23651 (vn_unary_op_lookup): Likewise.
23652 (vn_unary_op_insert): Likewise.
23653 (vn_nary_op_lookup): Declare.
23654 (vn_nary_op_insert): Likewise.
23655 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23656 and binary hashes, use a single obstack for unary_op_pool
23657 and binary_op_pool.
23658 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23659 a single struct vn_nary_op_s. Store tree code length and
23660 a variable number of operands.
23661 (struct vn_reference_op_struct): Remove unused op2.
23662 (vn_reference_op_eq): Do not compare op2.
23663 (vn_reference_op_compute_hash): Do not compute hash of op2.
23664 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23665 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23666 with vn_nary_op_compute_hash.
23667 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23668 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23670 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23672 (visit_unary_op): Call nary functions.
23673 (visit_binary_op): Likewise.
23674 (process_scc): Adjust for struct vn_tables_s changes.
23675 (allocate_vn_table): Likewise.
23676 (free_vn_table): Likewise.
23677 * tree-vn.c (vn_add): Call nary functions.
23678 (vn_lookup): Likewise.
23680 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23683 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23684 wdst back after sync_compare_and_swapqhi_internal.
23686 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23689 * config/i386/i386-modes.def (V1DI): New vector mode.
23690 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23691 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23692 (MMXMODE248): Ditto.
23693 (MMXMODE): Add V1DI mode.
23694 (mmxvecsize): Change DI mode to V1DI mode.
23695 ("mov<mode>): Use MMXMODEI8 mode iterator.
23696 ("*mov<mode>_internal_rex64"): Ditto.
23697 ("*mov<mode>_internal"): Ditto.
23698 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23699 ("mmx_sub<mode>3"): Ditto.
23700 ("mmx_adddi3"): Remove insn pattern.
23701 ("mmx_subdi3"): Ditto.
23702 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23703 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23704 ("mmx_ashl<mode>3"): Ditto.
23705 ("mmx_lshrdi3"): Remove insn pattern.
23706 ("mmx_ashldi3"): Ditto.
23707 * config/i386/i386.c (classify_argument): Handle V1DImode.
23708 (function_arg_advance_32): Ditto.
23709 (function_arg_32): Ditto.
23710 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23711 mmx_addv1di3 insn pattern.
23712 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23713 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23714 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23715 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23716 Remove definitions of built-in functions.
23717 (V1DI_type_node): New node.
23718 (v1di_ftype_v1di_int): Ditto.
23719 (v1di_ftype_v1di_v1di): Ditto.
23720 (v2si_ftype_v2si_si): Ditto.
23721 (v4hi_ftype_v4hi_di): Remove node.
23722 (v2si_ftype_v2si_di): Ditto.
23723 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23724 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23725 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23726 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23727 Add new builtins using def_builtin_const.
23728 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23729 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23730 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23731 * config/i386/mmintrin.h (__v1di): New typedef.
23732 (_mm_add_si64): Cast arguments to __v1di type.
23733 (_mm_sub_si64): Ditto.
23734 (_mm_sll_pi16): Cast __count to __v4hi type.
23735 (_mm_sll_pi32): Cast __count to __v2si type.
23736 (_mm_sll_si64): Cast arguments to __v1di type.
23737 (_mm_srl_pi16): Cast __count to __v4hi type.
23738 (_mm_srl_pi32): Cast __count to __v2si type.
23739 (_mm_srl_si64): Cast arguments to __v1di type.
23740 (_mm_sra_pi16): Cast __count to __v4hi type.
23741 (_mm_sra_pi32): Cast __count to __v2si type.
23742 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23743 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23744 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23745 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23746 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23747 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23748 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23749 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23750 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23751 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23752 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23753 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23755 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23757 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23759 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23762 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23763 reg+const addressing for Altivec modes. Don't generate reg+reg
23764 addressing for TFmode or TDmode quantities.
23766 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23768 * c-common.c (vector_types_convertible_p): Call langhook
23769 instead of comptypes.
23771 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23774 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23775 integral and scalar float variables which have a
23778 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23780 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23781 dwarf_register_span hook when emitting unwind information for
23782 register-to-memory saves.
23783 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23784 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23786 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23788 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23789 for the same VAR_DECL.
23791 2008-03-06 Tom Tromey <tromey@redhat.com>
23793 * treelang: Delete.
23794 * doc/standards.texi (Standards): Don't mention treelang.
23795 * doc/invoke.texi (Overall Options): Don't mention treelang.
23796 * doc/install.texi (Prerequisites): Don't mention bison or
23798 (Configuration): Don't mention treelang.
23799 (Building): Likewise.
23800 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23802 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23804 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23805 word-extractions out of a multi-word object.
23807 2008-03-06 Richard Guenther <rguenther@suse.de>
23809 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23810 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23811 result type and precision.
23812 * expr.c (get_inner_reference): Set unsignedp based on the result
23813 type of BIT_FIELD_REF.
23814 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23815 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23816 (try_instantiate_multiple_fields): Likewise. Use the correct type
23818 (sra_build_assignment): Likewise.
23819 (sra_build_elt_assignment): Likewise.
23820 (sra_explode_bitfield_assignment): Likewise.
23821 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23822 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23823 set BIT_FIELD_REF_UNSIGNED.
23824 (vectorizable_load): Likewise.
23826 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23828 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23831 2008-03-06 Richard Guenther <rguenther@suse.de>
23833 * alias.c (struct alias_set_entry): Move has_zero_child field
23834 to pack with alias_set.
23836 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23838 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23841 2008-03-05 Ian Lance Taylor <iant@google.com>
23843 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23845 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23847 * fwprop.c (update_df): Support width and offset parameters of
23849 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23850 global_conflicts): Change DF_REF_EXTRACT to either
23851 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23852 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23853 * df-scan.c (df_ref_record, df_defs_record,
23854 df_ref_create_structure, df_def_record_1, df_uses_record,
23855 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23856 df_bb_refs_collect, df_entry_block_defs_collect,
23857 df_exit_block_uses_collect): Support new width and offset fields.
23858 (ref_extract_pool): New storage pool.
23859 (df_free_ref): New function.
23860 (df_reg_chain_unlink, df_free_collection_rec,
23861 df_sort_and_compress_refs): Call df_free_ref.
23862 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23864 (df_ref_create_structure): Allocate df_ref_extract if offset and
23865 width fields are used.
23866 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23867 (df_uses_record): Get offset and width from ZERO_EXTRACT
23869 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23870 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23871 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23872 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23873 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23874 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23875 (df_ref_extract): New structure.
23876 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23877 (df_ref_create): Add width and offset parameters.
23879 2008-03-05 Richard Guenther <rguenther@suse.de>
23881 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23882 Use ranges_overlap_p.
23883 (offset_overlaps_with_access): Rename
23884 to ranges_overlap_p and move ...
23885 * tree-flow-inline.h (ranges_overlap_p): ... here.
23887 * tree.h (get_inner_reference, handled_component_p): Update
23890 * tree.h (record_component_aliases, get_alias_set,
23891 alias_sets_conflict_p, alias_sets_must_conflict_p,
23892 objects_must_conflict_p): Move declarations ...
23893 * alias.h (record_component_aliases, get_alias_set,
23894 alias_sets_conflict_p, alias_sets_must_conflict_p,
23895 objects_must_conflict_p): ... here.
23896 Include coretypes.h.
23897 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23899 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23901 * cfg.c: Include tree-flow.h.
23902 (remove_edge_raw): Call redirect_edge_var_map_clear.
23903 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23904 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23905 (redirect_edge_var_map_result): New.
23906 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23907 PENDING_STMT use with redirect_edge_var_map_*.
23908 * tree-ssa.c (edge_var_maps): New definition.
23909 (redirect_edge_var_map_add): New.
23910 (redirect_edge_var_map_clear): New.
23911 (redirect_edge_var_map_dup): New.
23912 (redirect_edge_var_map_vector): New.
23913 (redirect_edge_var_map_destroy): New.
23914 (ssa_redirect_edge): Replace PENDING_STMT use with
23915 redirect_edge_var_map_*.
23916 (flush_pending_stmts): Same.
23917 (delete_tree_ssa): Destroy edge var map.
23918 * tree-flow.h (struct _edge_var_map): New.
23919 Define edge_var_map vector type.
23920 Declare redirect_edge_var_map_* prototypes.
23921 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23922 * tree-cfg.c (reinstall_phi_args): Replace
23923 PENDING_STMT use with redirect_edge_var_map_*.
23925 2008-03-05 Richard Guenther <rguenther@suse.de>
23927 PR tree-optimization/35472
23928 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23929 whose single use_stmt has a overlapping set of loaded and
23930 stored symbols as that use_stmt might be a noop assignment then.
23932 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23934 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23936 2008-03-05 Richard Guenther <rguenther@suse.de>
23939 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23940 should be constants.
23941 * tree-cfg.c (verify_expr): Verify it.
23942 * fold-const.c (fold_truthop): Remove code generating
23943 BIT_FIELD_REFs of structure bases.
23944 (fold_binary): Likewise.
23945 (fold_ternary): Position and size of BIT_FIELD_REFs are
23946 always host integers.
23947 (make_bit_field_ref): Remove.
23948 (optimize_bit_field_compare): Remove.
23949 (all_ones_mask_p): Remove.
23951 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23954 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23955 (split_block_and_df_analyze): New. Split basic block and rebuild
23957 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23959 (split_pattern_seq): Likewise.
23960 (erase_matching_seqs): Likewise.
23961 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23963 2008-03-04 Geoff Keating <geoffk@apple.com>
23965 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23966 declaration and code.
23967 (tree_invalid_nonnegative_warnv_p): Likewise.
23969 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23971 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23972 examples. Truncate option-names then causing overfull hbox.
23974 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23977 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23979 * configure: Rebuilt.
23981 2008-03-04 Rafael Espíndola <espindola@google.com>
23983 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23984 (tree_unary_nonnegative_warnv_p): New.
23985 (tree_binary_nonnegative_warnv_p): New.
23986 (tree_single_nonnegative_warnv_p): New.
23987 (tree_invalid_nonnegative_warnv_p): New.
23988 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23990 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23993 * opts.c (handle_option): Postpone 'unknown option' errors only for
23996 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23999 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24002 2008-03-04 Rafael Espíndola <espindola@google.com>
24004 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24005 (tree_binary_nonzero_warnv_p): New.
24006 (tree_single_nonzero_warnv_p): New.
24007 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24009 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24011 PR middle-end/35456
24012 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24013 transformations for modes that have signed zeros.
24014 * ifcvt.c (noce_try_abs): Ditto.
24016 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24018 * config/i386/i386.c (override_options): Force
24019 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24021 2008-03-04 Jan Hubicka <jh@suse.cz>
24024 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24027 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24029 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24030 label to probe the stack.
24032 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24034 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24035 (__gthr_win32_mutex_destroy): Declare.
24036 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24037 __gthr_win32_mutex_destroy.
24038 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24040 2008-03-03 Jan Hubicka <jh@suse.cz>
24043 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24044 aggressive on inlining cold calls.
24046 2008-03-03 Richard Guenther <rguenther@suse.de>
24048 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24049 struct copies into the expression table.
24050 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24051 (try_to_simplify): Likewise.
24052 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24053 integral and pointer arguments which do not change the
24054 precision to NOP_EXPRs.
24055 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24056 VIEW_CONVERT_EXPR case.
24058 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24060 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24061 defined in a loop at depth 0 is invariant.
24062 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24063 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24064 be called at loop depth 0.
24066 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24069 * gcc.c (process_command): Update copyright notice dates.
24070 * gcov.c (print_version): Likewise.
24071 * gcov-dump.c (print_version): Likewise.
24072 * mips-tfile.c (main): Likewise.
24073 * mips-tdump.c (main): Likewise.
24075 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24078 * c-common.c (flag_permissive): Delete.
24079 (constant_expression_warnings): Check flags first.
24080 (constant_expression_error): New.
24081 * c-common.h (flag_permissive): Delete.
24082 (constant_expression_error): Declare.
24083 * flags.h (flag_permissive): Declare. Update description.
24084 * diagnostic.c (pedwarn): Update.
24086 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24087 (permissive_error_kind): New.
24088 * toplev.c (flag_permissive): Define. Update description.
24089 * toplev.h (permissive_error_kind): Declare.
24090 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24091 (pedwarn_c90): Use pedantic_warning_kind.
24092 * c-opts.c (c_common_post_options): flag_permissive does not affect
24093 flag_pedantic_errors.
24095 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24097 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24098 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24099 __absvsi2, __absvDI2): Use unsigned arithmetic.
24101 2008-03-02 Andi Kleen <ak@suse.de>
24102 Richard Guenther <rguenther@suse.de>
24104 * struct-equiv.c: Remove file.
24105 * cfg_cleanup.c (condjump_equiv_p): Remove.
24106 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24107 (struct-equiv.o): Remove rule.
24108 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24109 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24110 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24112 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24114 * ifcvt.c (noce_process_if_block): Try to handle only the then
24115 block if the else block exists but isn't suitable.
24117 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24120 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24121 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24122 regression from previous patch.
24124 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24127 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24129 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24130 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24131 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24132 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24133 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24134 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24135 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24136 (__gthread_mutex_destroy_function): Rename to
24137 __gthread_mutex_destroy.
24138 * gthr-dce.h (__gthread_mutex_destroy): Call
24139 pthread_mutex_destroy.
24140 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24141 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24142 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24144 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24146 * df-scan.c (df_ref_chain_change_bb): Simplify.
24147 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24148 set_block_for_insn if there's any change.
24149 * df.h ((df_insn_change_bb): Fix prototype.
24150 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24151 df_insn_change_bb, don't call set_block_for_insn.
24152 * emit-rtl.c (reorder_insns): Likewise.
24153 * haifa-sched.c (move_insn): Likewise.
24155 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24157 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24159 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24161 * tree-flow-inline.h (next_readonly_imm_use): Return
24162 NULL_USE_OPERAND_P after the end.
24164 2008-03-01 Richard Guenther <rguenther@suse.de>
24166 PR tree-optimization/35411
24167 * tree-sra.c (sra_build_assignment): Split conversion to
24168 final type to a separate statement if we are not assigning
24171 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24173 * fold-const.c (fold_convertible_p): Correct the logic to follow
24174 that in fold_convert().
24176 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24179 * tree-inline.c (build_duplicate_type): When we make a
24180 duplicate type, make it unique in the canonical types system.
24182 2008-02-29 Tom Tromey <tromey@redhat.com>
24184 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24185 input_file_stack_history, input_file_stack_restored): Remove.
24186 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24187 * input.h (struct file_stack): Remove.
24188 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24189 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24191 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24193 (diagnostic_last_module_changed): Add 'map' argument.
24194 (diagnostic_set_last_function): Likewise.
24195 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24196 line map, not input_file_stack.
24197 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24199 2008-02-29 Paul Brook <paul@codesourcery.com>
24201 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24203 2008-02-29 Paul Brook <paul@codesourcery.com>
24205 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24207 2008-02-29 Richard Guenther <rguenther@suse.de>
24209 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24211 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24212 value for comparing for a store match.
24213 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24214 (try_to_simplify): Do not do a full-blown reference lookup.
24216 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24218 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24219 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24221 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24223 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24225 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24226 strides against cache sizes.
24228 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24230 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24233 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24235 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24236 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24237 is smaller than the original promoted value.
24238 (simplify_subreg): If OP is a SUBREG, try to preserve its
24239 SUBREG_PROMOTED_VAR_P information.
24241 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24243 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24244 (VN_INFO_GET): Allocate new objects on the obstack.
24245 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24246 for rpo_numbers_temp, for consistency.
24247 (free_scc_vn): Free the obstack.
24249 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24251 * doc/invoke.texi: Document -ftree-loop-distribution.
24252 * tree-loop-distribution.c: New.
24253 * tree-pass.h (pass_loop_distribution): New.
24254 * graphds.h (struct graph): Add htab_t indices.
24255 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24256 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24257 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24258 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24259 * tree-data-ref.c (debug_data_dependence_relations): New.
24260 (dump_data_dependence_relation): Also print data references.
24261 (free_data_ref): Extern.
24262 (same_access_functions): Moved...
24263 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24264 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24265 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24266 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24267 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24268 (stmts_from_loop): Skip LABEL_EXPR.
24269 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24271 (build_rdg): Initialize rdg->indices htab.
24272 (free_rdg, stores_from_loop, ref_base_address,
24273 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24274 have_similar_memory_accesses_1, ref_base_address_1,
24275 remove_similar_memory_refs): New.
24276 * tree-data-ref.h: Depend on tree-chrec.h.
24277 (debug_data_dependence_relations, free_data_ref): Declared.
24278 (same_access_functions): ... here.
24279 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24281 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24282 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24283 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24284 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24285 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24286 rdg_vertex_for_stmt): Declared.
24287 (struct rdg_edge): Add level.
24289 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24290 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24292 (rdg_has_similar_memory_accesses): New.
24293 * tree-vect-analyze.c: Remove unused static decls.
24294 * lambda.h (dependence_level): New.
24295 * common.opt (ftree-loop-distribution): New.
24296 * tree-flow.h (mark_virtual_ops_in_bb,
24297 slpeel_tree_duplicate_loop_to_edge_cfg,
24298 rename_variables_in_loop): Declared.
24299 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24300 (OBJS-common): Add tree-loop-distribution.o.
24301 (tree-loop-distribution.o): New rule.
24302 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24303 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24304 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24306 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24309 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24310 other than structures and unions.
24312 2008-02-28 Richard Guenther <rguenther@suse.de>
24315 2008-02-26 Richard Guenther <rguenther@suse.de>
24317 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24318 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24319 (lookup_decl_from_uid): Declare.
24320 (remove_decl_from_map): Likewise.
24321 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24322 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24323 (decl_for_uid_map): New global hashtable mapping DECL_UID
24325 (init_ttree): Allocate it.
24326 (insert_decl_to_uid_decl_map): New helper function.
24327 (make_node_stat): Insert new decls into the map.
24328 (copy_node_stat): Likewise.
24329 (lookup_decl_from_uid): New function.
24330 (remove_decl_from_map): Likewise.
24331 (print_decl_for_uid_map_statistics): New helper.
24332 (dump_tree_statistics): Call it.
24334 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24335 (referenced_var_iterator): Adjust.
24336 (FOR_EACH_REFERENCED_VAR): Adjust.
24337 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24338 (num_referenced_vars): Adjust.
24339 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24340 (first_referenced_var): Remove.
24341 (end_referenced_vars_p): Likewise.
24342 (next_referenced_var): Likewise.
24343 (referenced_var_iterator_set): New helper function.
24344 * tree-dfa.c (referenced_var_lookup): Adjust.
24345 (referenced_var_check_and_insert): Likewise.
24346 (remove_referenced_var): Likewise.
24347 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24348 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24349 (verify_call_clobbering): Likewise.
24350 (verify_memory_partitions): Likewise.
24351 (init_tree_ssa): Allocate bitmap instead of hashtable for
24353 (delete_tree_ssa): Adjust.
24354 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24355 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24356 (compute_tag_properties): Likewise.
24357 (set_initial_properties): Likewise.
24358 (find_partition_for): Likewise.
24359 (update_reference_counts): Likewise.
24360 (dump_may_aliases_for): Likewise.
24361 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24362 (add_call_clobber_ops): Likewise.
24363 (add_call_read_ops): Likewise.
24364 (get_asm_expr_operands): Likewise.
24365 * tree-into-ssa.c (dump_decl_set): Likewise.
24366 (update_ssa): Likewise.
24367 * tree-sra.c (scan_function): Likewise.
24368 (decide_instantiations): Likewise.
24369 (scalarize_parms): Likewise.
24370 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24371 (dsa_named_for): Likewise.
24372 * tree-ssa-structalias.c (update_alias_info): Likewise.
24373 (merge_smts_into): Likewise.
24375 2008-02-27 David Daney <ddaney@avtrex.com>
24378 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24379 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24380 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24381 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24382 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24384 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24387 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24388 (BUILT_IN_NEXTTOWARD): Remove.
24389 (BUILT_IN_NEXTTOWARDF): Ditto.
24390 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24391 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24393 2008-02-27 Tom Tromey <tromey@redhat.com>
24395 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24396 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24398 2008-02-27 Jan Beulich <jbeulich@novell.com>
24400 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24401 update the respective field on newdecl.
24403 2008-02-27 Revital Eres <eres@il.ibm.com>
24405 PR rtl-optimization/34999
24406 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24407 crossing edges that ends with a call insn.
24408 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24409 call insn and clear the EDGE_CROSSING flag of the crossing edge
24410 when fixing fallthru edges.
24412 2008-02-27 Richard Guenther <rguenther@suse.de>
24414 PR middle-end/35390
24415 * fold-const.c (fold_unary): Return the correct argument,
24416 converted to the result type.
24418 2008-02-27 Richard Guenther <rguenther@suse.de>
24420 PR middle-end/34971
24421 * expr.c (expand_expr_real_1): Assert on rotates that operate
24423 * fold-const.c (fold_binary): Use the types precision, not the
24424 bitsize of the mode if folding rotate expressions. Build rotates
24425 only for full modes.
24427 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24429 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24430 and CPP_PRAGMA_EOL.
24431 * c-pragma.c (pragma_ns_name): New typedef.
24432 (registered_pp_pragmas): New variable.
24433 (c_pp_lookup_pragma): New function.
24434 (c_register_pragma_1): If flag_preprocess_only, do nothing
24435 for non-expanded pragmas, for expanded ones push pragma's
24436 namespace and name into registered_pp_pragmas vector.
24437 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24438 flag_preprocess_only, don't register GCC pch_preprocess
24439 pragma if flag_preprocess_only.
24440 * c-opts.c (c_common_init): Call init_pragma even if
24441 flag_preprocess_only.
24442 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24443 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24444 cpp_register_pragma if flag_preprocess_only.
24446 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24449 * c-parser.c (c_parser_translation_unit): Warn for empty
24450 translation unit, not empty source file.
24452 2008-02-26 Paul Brook <paul@codesourcery.com>
24454 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24455 operand for Thumb-2.
24456 * config/arm/arm.h (reg_class): Add CORE_REGS.
24457 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24458 (BASE_REG_CLASS): Use CORE_REGS.
24459 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24460 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24461 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24462 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24463 ARM_REGNO_OK_FOR_INDEX_P.
24464 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24465 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24466 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24467 (ldm/stm peepholes): Ditto.
24468 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24469 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24470 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24471 * config/arm/constraints.md: Enable "k" constraint on ARM.
24473 2008-02-27 Ben Elliston <bje@au.ibm.com>
24475 * config/rs6000/rs6000.c: Annotate cache line size field in all
24476 instances of struct processor_costs.
24478 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24480 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24481 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24482 jump_bypass): New counters.
24483 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24484 * dce.c (gate_ud_dce): Same.
24485 (gate_fast_dce): Same.
24486 * dse.c (gate_dse1): New function.
24487 (gate_dse2): New function.
24488 (gate_dse): Merge results of new gate functions.
24489 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24490 (gate_handle_jump_bypass): Add dbg_cnt.
24491 (gate_handle_gcse): Add dbg_cnt.
24492 * ifcvt.c (gate_handle_if_conversion): Same.
24493 (gate_handle_if_after_combine): Same.
24494 (gate_handle_if_after_reload): Same.
24495 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24497 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24499 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24501 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24503 2008-02-26 Jason Merrill <jason@redhat.com>
24506 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24507 alone if it's the naming decl for the type's main variant.
24509 2008-02-26 Tom Tromey <tromey@redhat.com>
24511 * system.h (USE_MAPPED_LOCATION): Poison.
24512 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24513 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24514 (make_goto_expr_edges): Likewise.
24515 (remove_bb): Likewise.
24516 (execute_warn_function_return): Likewise.
24517 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24519 * c-common.c (fname_decl): Remove old location code.
24520 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24522 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24524 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24525 (gen_rtx_ASM_INPUT): Likewise.
24526 (gen_rtx_ASM_INPUT_loc): Likewise.
24527 (get_rtx_asm_OPERANDS): Remove.
24528 * cfglayout.c (insn_locators_alloc): Remove old location code.
24529 (set_curr_insn_source_location): Likewise.
24530 (curr_insn_locator): Likewise.
24531 * print-tree.c (print_node): Remove old location code.
24532 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24533 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24534 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24535 location_from_locus.
24536 (construct_exit_block): Remove old location code.
24537 * emit-rtl.c (force_next_line_note): Remove old location code.
24538 * profile.c (branch_prob): Remove old location code.
24539 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24540 LOC_LINE): Remove old-location variants.
24541 * langhooks.c (lhd_print_error_function): Remove old location
24543 * configure, config.in: Rebuilt.
24544 * configure.ac (--enable-mapped-location): Remove.
24545 * c-decl.c (c_init_decl_processing): Remove old location code.
24546 (finish_function): Likewise.
24547 * recog.c (decode_asm_operands): Remove old location code.
24548 * c-pch.c (c_common_read_pch): Remove old location code.
24549 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24551 * gimple-low.c (lower_function_body): Remove old location code.
24552 * toplev.c (unknown_location): Remove.
24553 (push_srcloc): Remove old-location variant.
24554 (process_options): Remove old location code.
24555 (lang_dependent_init): Likewise.
24556 * input.h (UNKNOWN_LOCATION): Move definition.
24557 (location_t): Undeprecate.
24558 (source_locus): Remove.
24559 (location_from_locus): Remove.
24560 (struct location_s): Remove.
24561 Remove all old-location code.
24562 (input_line, input_filename): Remove.
24563 * final.c (final_scan_insn): Remove old location code.
24564 * diagnostic.c (diagnostic_build_prefix): Remove
24565 USE_MAPPED_LOCATION test.
24566 * tree.h (gimple_stmt) <locus>: Now a location_t.
24567 (tree_exp) <locus>: Likewise.
24568 (DECL_IS_BUILTIN): Remove old-location variant.
24569 (annotate_with_file_line, annotate_with_locus): Likewise.
24570 (expr_locus, set_expr_locus): Update.
24571 * tree.c (build1_stat): Remove old location code.
24572 (last_annotated_node): Remove.
24573 (annotate_with_file_line): Remove old-location variant.
24574 (annotate_with_locus): Likewise.
24575 (expr_location): Remove old location code.
24576 (set_expr_location): Likewise.
24577 (expr_has_location): Likewise.
24578 (expr_locus): Likewise.
24579 (set_expr_locus): Likewise.
24580 (expr_filename): Don't use location_from_locus.
24581 (expr_lineno): Likewise.
24582 * rtl-error.c (location_for_asm): Remove old location code.
24583 * c-lex.c (cb_line_change): Remove old location code.
24584 (fe_file_change): Likewise.
24585 (cb_def_pragma): Likewise.
24586 (c_lex_with_flags): Likewise.
24587 * gengtype.c (do_typedef): Don't special-case location types.
24588 (define_location_structures): Remove.
24589 (main): Don't call define_location_structures.
24590 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24593 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24596 * builtins.def (BUILT_IN_STDARG_START): Remove.
24597 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24598 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24599 * tree-inline.c (inline_forbidden_p_1): Likewise.
24601 2008-02-26 Richard Guenther <rguenther@suse.de>
24603 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24604 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24605 (lookup_decl_from_uid): Declare.
24606 (remove_decl_from_map): Likewise.
24607 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24608 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24609 (decl_for_uid_map): New global hashtable mapping DECL_UID
24611 (init_ttree): Allocate it.
24612 (insert_decl_to_uid_decl_map): New helper function.
24613 (make_node_stat): Insert new decls into the map.
24614 (copy_node_stat): Likewise.
24615 (lookup_decl_from_uid): New function.
24616 (remove_decl_from_map): Likewise.
24617 (print_decl_for_uid_map_statistics): New helper.
24618 (dump_tree_statistics): Call it.
24620 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24621 (referenced_var_iterator): Adjust.
24622 (FOR_EACH_REFERENCED_VAR): Adjust.
24623 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24624 (num_referenced_vars): Adjust.
24625 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24626 (first_referenced_var): Remove.
24627 (end_referenced_vars_p): Likewise.
24628 (next_referenced_var): Likewise.
24629 (referenced_var_iterator_set): New helper function.
24630 * tree-dfa.c (referenced_var_lookup): Adjust.
24631 (referenced_var_check_and_insert): Likewise.
24632 (remove_referenced_var): Likewise.
24633 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24634 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24635 (verify_call_clobbering): Likewise.
24636 (verify_memory_partitions): Likewise.
24637 (init_tree_ssa): Allocate bitmap instead of hashtable for
24639 (delete_tree_ssa): Adjust.
24640 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24641 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24642 (compute_tag_properties): Likewise.
24643 (set_initial_properties): Likewise.
24644 (find_partition_for): Likewise.
24645 (update_reference_counts): Likewise.
24646 (dump_may_aliases_for): Likewise.
24647 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24648 (add_call_clobber_ops): Likewise.
24649 (add_call_read_ops): Likewise.
24650 (get_asm_expr_operands): Likewise.
24651 * tree-into-ssa.c (dump_decl_set): Likewise.
24652 (update_ssa): Likewise.
24653 * tree-sra.c (scan_function): Likewise.
24654 (decide_instantiations): Likewise.
24655 (scalarize_parms): Likewise.
24656 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24657 (dsa_named_for): Likewise.
24658 * tree-ssa-structalias.c (update_alias_info): Likewise.
24659 (merge_smts_into): Likewise.
24661 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24664 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24665 * c-opts.c (c_common_handle_option): Wall enables
24666 Wvolatile-register-var.
24667 * common.opt: Move Wvolatile-register-var to...
24670 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24672 * common.opt (Wlarger-than=): New.
24673 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24675 * opts.c (common_handle_option): Handle -Wlarger-than=.
24676 * optc-gen.awk: Likewise.
24677 * opth-gen.awk: Likewise.
24678 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24679 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24681 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24683 * c-common.c (match_case_to_enum_1): Add appropriate
24684 OPT_W* parameter to warning.
24685 (c_do_switch_warnings): Likewise.
24686 * c-typeck.c (warning_init): Add one more parameter following
24687 'warning' function.
24688 (push_init_level): Update call to warning_init.
24689 (pop_init_level): Likewise.
24690 (add_pending_init): Likewise.
24691 (output_init_element: Likewise.
24693 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24696 * toplev.c (toplev_main): If there are warnings or error, print
24697 errors for ignored options.
24698 * opts.c (ignored_options): New static variable.
24699 (postpone_unknown_option_error): New.
24700 (print_ignored_options): New.
24701 (handle_option): Postpone errors for unknown -Wno-* options.
24702 * opts.h (print_ignored_options): Declare.
24704 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24706 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24709 2008-02-25 Richard Guenther <rguenther@suse.de>
24712 2008-02-25 Richard Guenther <rguenther@suse.de>
24714 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24715 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24716 (lookup_decl_from_uid): Declare.
24717 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24718 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24719 (decl_for_uid_map): New global hashtable mapping DECL_UID
24721 (init_ttree): Allocate it.
24722 (insert_decl_to_uid_decl_map): New helper function.
24723 (make_node_stat): Insert new decls into the map.
24724 (copy_node_stat): Likewise.
24725 (lookup_decl_from_uid): New function.
24726 (print_decl_for_uid_map_statistics): New helper.
24727 (dump_tree_statistics): Call it.
24729 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24730 (referenced_var_iterator): Adjust.
24731 (FOR_EACH_REFERENCED_VAR): Adjust.
24732 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24733 (num_referenced_vars): Adjust.
24734 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24735 (first_referenced_var): Remove.
24736 (end_referenced_vars_p): Likewise.
24737 (next_referenced_var): Likewise.
24738 (referenced_var_iterator_set): New helper function.
24739 * tree-dfa.c (referenced_var_lookup): Adjust.
24740 (referenced_var_check_and_insert): Likewise.
24741 (remove_referenced_var): Likewise.
24742 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24743 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24744 (verify_call_clobbering): Likewise.
24745 (verify_memory_partitions): Likewise.
24746 (init_tree_ssa): Allocate bitmap instead of hashtable for
24748 (delete_tree_ssa): Adjust.
24749 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24750 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24751 (compute_tag_properties): Likewise.
24752 (set_initial_properties): Likewise.
24753 (find_partition_for): Likewise.
24754 (update_reference_counts): Likewise.
24755 (dump_may_aliases_for): Likewise.
24756 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24757 (add_call_clobber_ops): Likewise.
24758 (add_call_read_ops): Likewise.
24759 (get_asm_expr_operands): Likewise.
24760 * tree-into-ssa.c (dump_decl_set): Likewise.
24761 (update_ssa): Likewise.
24762 * tree-sra.c (scan_function): Likewise.
24763 (decide_instantiations): Likewise.
24764 (scalarize_parms): Likewise.
24765 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24766 (dsa_named_for): Likewise.
24767 * tree-ssa-structalias.c (update_alias_info): Likewise.
24768 (merge_smts_into): Likewise.
24770 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24773 * doc/invoke.texi (-fcx-limited-range): Document new option.
24774 * toplev.c (process_options): Handle -fcx-fortran-rules.
24775 * common.opt: Add documentation for -fcx-fortran-rules.
24777 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24780 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24781 actual behaviour and C99.
24783 2008-02-26 Ben Elliston <bje@au.ibm.com>
24785 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24786 (ASM_CPU_POWER6_SPEC): Likewise.
24787 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24788 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24789 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24791 2008-02-25 Richard Guenther <rguenther@suse.de>
24793 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24794 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24795 (lookup_decl_from_uid): Declare.
24796 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24797 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24798 (decl_for_uid_map): New global hashtable mapping DECL_UID
24800 (init_ttree): Allocate it.
24801 (insert_decl_to_uid_decl_map): New helper function.
24802 (make_node_stat): Insert new decls into the map.
24803 (copy_node_stat): Likewise.
24804 (lookup_decl_from_uid): New function.
24805 (print_decl_for_uid_map_statistics): New helper.
24806 (dump_tree_statistics): Call it.
24808 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24809 (referenced_var_iterator): Adjust.
24810 (FOR_EACH_REFERENCED_VAR): Adjust.
24811 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24812 (num_referenced_vars): Adjust.
24813 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24814 (first_referenced_var): Remove.
24815 (end_referenced_vars_p): Likewise.
24816 (next_referenced_var): Likewise.
24817 (referenced_var_iterator_set): New helper function.
24818 * tree-dfa.c (referenced_var_lookup): Adjust.
24819 (referenced_var_check_and_insert): Likewise.
24820 (remove_referenced_var): Likewise.
24821 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24822 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24823 (verify_call_clobbering): Likewise.
24824 (verify_memory_partitions): Likewise.
24825 (init_tree_ssa): Allocate bitmap instead of hashtable for
24827 (delete_tree_ssa): Adjust.
24828 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24829 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24830 (compute_tag_properties): Likewise.
24831 (set_initial_properties): Likewise.
24832 (find_partition_for): Likewise.
24833 (update_reference_counts): Likewise.
24834 (dump_may_aliases_for): Likewise.
24835 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24836 (add_call_clobber_ops): Likewise.
24837 (add_call_read_ops): Likewise.
24838 (get_asm_expr_operands): Likewise.
24839 * tree-into-ssa.c (dump_decl_set): Likewise.
24840 (update_ssa): Likewise.
24841 * tree-sra.c (scan_function): Likewise.
24842 (decide_instantiations): Likewise.
24843 (scalarize_parms): Likewise.
24844 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24845 (dsa_named_for): Likewise.
24846 * tree-ssa-structalias.c (update_alias_info): Likewise.
24847 (merge_smts_into): Likewise.
24849 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24852 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24853 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24854 * alias.h (nonoverlapping_memrefs_p): Likewise.
24856 2008-02-25 Jan Beulich <jbeulich@novell.com>
24858 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24859 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24860 __emultls_get_address, __emultls_register_common,
24861 __floatundi?f, and _Unwind_GetIPInfo.
24862 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24863 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24864 (gen_regparm_prefix): Likewise.
24865 (i386_nlm_encode_section_info): Sync with
24866 config/i386/winnt.c:i386_pe_encode_section_info().
24867 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24868 i386_nlm_mangle_decl_assembler_name): New.
24869 (netware_override_options): New.
24870 * config/i386/netware.h (netware_override_options): Declare.
24871 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24872 (i386_nlm_mangle_decl_assembler_name): Declare.
24873 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24875 2008-02-25 Ben Elliston <bje@au.ibm.com>
24878 * c-decl.c (grokdeclarator): Remove unused local variables
24879 `typedef_type' and `type_as_written'.
24881 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24882 unused local variable `has_hot_blocks'.
24883 (fix_crossing_conditional_branches): Remove unused local variable
24886 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24888 PR middle-end/19984
24889 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24890 using DEF_C99_BUILTIN.
24891 (BUILT_IN_NANF): Ditto.
24892 (BUILT_IN_NANL): Ditto.
24894 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24895 Revital Eres <eres@il.ibm.com>
24897 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24898 regarding the order of two dependent insns in the same row.
24900 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24902 * stor-layout.c (layout_decl): Do not bump the alignment of a
24903 bit-field to more than byte alignment if it is packed.
24905 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24907 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24910 2008-02-24 Diego Novillo <dnovillo@google.com>
24912 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24915 * tree-vrp.c (vrp_evaluate_conditional): With
24916 -Wtype-limits, emit a warning when comparing against a
24917 constant outside the natural range of OP0's type.
24918 * c.opt (Wtype-limits): Move ...
24919 * common.opt (Wtype-limits): ... here.
24921 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24923 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24924 * config/rs6000/e300c2c3.md: New file.
24925 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24927 (rs6000_override_options): Add e300c2 and e300c3 cases to
24928 processor_target_table. Do not allow usage of Altivec or Spe
24929 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24930 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24931 * config/rs6000/rs6000.h (processor_type): Add
24932 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24933 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24934 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24935 and ppce300c3. Include e300c2c3.md.
24937 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24939 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24940 instead of TARGET_STRICT_ALIGN.
24942 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24944 * explow.c (memory_address): Assert that the generated address is
24947 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24950 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24951 * config/darwin-ppc-ldouble-patch.def: New file.
24952 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24953 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24954 SUBTARGET_INIT_BUILTINS if defined.
24955 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24958 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24961 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24962 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24964 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24967 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24968 file" warning condtional on -Winvalid-PCH.
24970 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24972 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24974 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24978 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24979 prevent reload from using MMX registers.
24980 (*mov<mode>_internal): Ditto.
24981 (*movv2sf_internal_rex64): Ditto.
24982 (*movv2sf_internal): Ditto.
24984 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24986 PR documentation/31569
24987 * doc/install.texi2html: Use makeinfo --no-number-sections.
24989 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24991 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24992 ensure that we can address an entire entity > 8 bytes. Don't
24993 generate reg+reg addressing for such data.
24995 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24997 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24998 strings when optimizing for size, unless the target cares about
25001 2008-02-22 Tom Tromey <tromey@redhat.com>
25003 * regclass.c (current_pass): Remove declaration.
25005 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25007 * config/avr/libgcc.S (__RAMPZ__): Define.
25008 (__do_copy_data): Add for devices with 128KB code memory.
25010 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25012 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25014 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25016 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25018 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25021 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25024 * c-typeck.c (build_binary_op): Warn about floating point
25025 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25027 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25030 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25031 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25033 (rs6000_override_options): Set altivec_abi as default, not override,
25034 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25035 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25036 is used; use new member spe_abi.
25037 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25038 spe_abi and altivec_abi.
25040 2008-02-22 Tomas Bily <tbily@suse.cz>
25042 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25044 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25047 * config.build (build_file_translate): Set to `CMD //c' only if
25049 * Makefile.in (build_file_translate): Improve comment.
25051 2008-02-21 Jan Hubicka <jh@suse.cz>
25053 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25054 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25055 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25057 2008-02-21 Michael Matz <matz@suse.de>
25060 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25062 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25064 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25065 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25066 as insn constraint.
25067 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25068 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25069 SSE_VEC_FLOAT_MODE_P as insn constraint.
25070 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25071 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25072 sse4a_movntdf using MODEF mode iterator.
25073 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25074 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25075 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25076 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25077 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25078 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25079 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25081 2008-02-21 Richard Guenther <rguenther@suse.de>
25083 * tree.def (PAREN_EXPR): New tree code.
25084 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25086 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25087 * expr.c (expand_expr_real_1): Likewise.
25088 * tree-inline.c (estimate_num_insns_1): Likewise.
25089 * tree-complex.c (expand_complex_move): Likewise.
25090 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25093 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25096 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25098 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25101 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25103 * config/sh/sh.c (find_barrier): Don't go past
25104 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25106 2008-02-20 DJ Delorie <dj@redhat.com>
25108 * config/h8300/h8300.md (insv): Force source operand to be a register.
25110 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25111 as a jump, not as a plain insn.
25113 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25115 * doc/invoke.texi (Warning Options): Add new option
25116 -Wframe-larger-than=.
25117 (-Wframe-larger-than): Document.
25119 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25120 Add declarations for new option variables.
25122 * final.c (final_start_function): Check the frame size
25123 before emission and issue a Wframe-larger-than warning.
25125 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25126 Add definitions for new option variables.
25127 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25129 * common.opt (Wframe-larger-than=): New option.
25131 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25133 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25134 (<sse>_div<mode>3): Ditto.
25135 (<sse>_vmdiv<mode>3): Ditto.
25136 (<sse>_vmsqrt<mode>2): Ditto.
25137 (*smax<mode>3): Ditto.
25138 (sse5_frcz<mode>2): Ditto.
25139 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25140 as insn constraint.
25142 2008-02-20 Richard Guenther <rguenther@suse.de>
25144 PR middle-end/35265
25145 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25146 be happy with INTEGRAL_TYPE_P.
25148 2008-02-20 Richard Guenther <rguenther@suse.de>
25150 * fold-const.c (split_tree): Associate floatig-point expressions
25151 if flag_associative_math is set.
25153 2008-02-20 Richard Guenther <rguenther@suse.de>
25155 * tree.h (fold_real_zero_addition_p): Declare.
25156 * fold-const.c (fold_real_zero_addition_p): Export.
25157 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25158 floating-point operations with zero and one.
25160 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25162 * doc/install.texi: Correct references to CFLAGS, replacing them
25163 with BOOT_CFLAGS. Document flags used during bootstrap for
25166 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25168 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25169 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25170 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25172 (smin<mode>3): Ditto from similar patterns.
25173 (smax<mode>3): Ditto.
25174 (*ieee_smin<mode>3): Ditto.
25175 (*ieee_smax<mode>3): Ditto.
25176 * config/i386/sse.md (sse): New mode attribute.
25177 (mov<mode>): Macroize expander from movv4sf and movv2df using
25178 SSEMODEF2P mode iterator.
25179 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25180 SSE_VEC_FLOAT_MODE_P as insn constraint.
25181 (storent<mode>): Ditto.
25182 (storent<mode>): Macroize expander from storentsf and storentdf using
25183 MODEF mode iterator.
25184 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25185 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25186 (abs<mode>2): Ditto from similar patterns.
25187 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25188 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25189 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25190 (<sse>_vmsqrt<mode>2): Ditto.
25191 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25192 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25193 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25194 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25195 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25196 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25197 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25199 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25200 iterator and SSE_FLOAT_MODE_P as insn constraint.
25201 (<sse>_ucomi): Ditto from similar patterns.
25202 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25203 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25204 SSE_VEC_FLOAT_MODE_P as insn constraint.
25205 (vcond<mode>): Ditto from similar patterns.
25206 (and<mode>3, *and<mode>3): Ditto.
25207 (<sse>_nand<mode>3): Ditto.
25208 (ior<mode>3, *ior<mode>3): Ditto.
25209 (xor<mode>3, *xor<mode>3): Ditto.
25210 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25211 iterator and SSE_FLOAT_MODE_P as insn constraint.
25212 (*nand<mode>3): Ditto from similar patterns.
25213 (*ior<mode>3): Ditto.
25214 (*xor<mode>3): Ditto.
25216 2008-02-20 Ira Rosen <irar@il.ibm.com>
25218 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25219 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25220 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25222 2008-02-19 Jan Hubicka <jh@suse.cz>
25224 * predict.c (tree_bb_level_predictions): Remove variable next
25225 mistakely introduced by previous commit.
25227 2008-02-19 Jan Hubicka <jh@suse.cz>
25229 * predict.c (predict_paths_leading_to): Rewrite.
25230 (predict_paths_for_bb): New.
25231 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25233 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25236 * Makefile.in (build_file_translate): New.
25237 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25238 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25239 * configure.ac (build_file_translate): Substitute it.
25240 * configure: Regenerate.
25242 2008-02-19 Jan Hubicka <jh@suse.cz>
25244 PR rtl-optimization/34408
25245 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25248 2008-02-19 Jan Hubicka <jh@suse.cz>
25250 PR middle-end/28779
25251 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25254 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25257 * config/i386/i386-modes.def: Revert the last DI alignment
25258 change until Ada people can look into it.
25260 2008-02-19 Nick Clifton <nickc@redhat.com>
25262 * opts.c (print_specific_help): Fix typo in --help text.
25264 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25267 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25268 32-bit inline asm without asm alternatives for host GCC < 3.0.
25270 2008-02-19 Richard Guenther <rguenther@suse.de>
25272 PR tree-optimization/34989
25273 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25274 Allow propagation to INDIRECT_REF if we can simplify only.
25276 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25278 * c-common.c (warn_for_collisions_1): Use appropriate option when
25281 2008-02-19 Nick Clifton <nickc@redhat.com>
25284 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25285 (handle_options): Fix indentation.
25286 (print_filtered_help): If no language-specific options were
25287 displayed tell the user how to list all the options supported by
25288 the language's front-end.
25289 (print_specific_help): Fix indentation and remove duplicate line.
25290 (common_handle_option): Handle the -v option.
25291 For --help enable the display of undocumented options if the -v
25292 switch has been included on the command line.
25293 For --help= check for overlaps in the arguments between the option
25294 classes and the language names and issue a warning when they
25295 cannot be disambiguated.
25296 * c.opt (v): Pass on to the common option handler.
25298 2008-02-19 Revital Eres <eres@il.ibm.com>
25300 * modulo-sched.c (sms_schedule): Change dump message when
25301 create_ddg function fails.
25302 (try_scheduling_node_in_cycle): Rename row to cycle.
25303 (print_partial_schedule): Rename CYCLE to ROW.
25305 2008-02-19 Christian Bruel <christian.bruel@st.com>
25306 Zdenek Dvorak <ook@ucw.cz>
25308 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25310 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25313 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25314 (*x86_movdicc_0_m1_se): Ditto.
25316 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25318 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25319 (CMPtype): Define as __gcc_CMPtype.
25320 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25321 (CMPtype): Define as __gcc_CMPtype.
25323 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25325 Support valgrind 3.3 for --enable-checking=valgrind.
25326 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25328 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25329 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25330 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25331 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25332 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25333 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25334 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25336 * ggc-zone.c: Similar.
25337 * ggc-page.c: Similar.
25339 2008-02-19 Paul Brook <paul@codesourcery.com>
25342 * config/arm/ieee754-df.S: Fix do_it typo.
25343 * config/arm/ieee754-sf.S: Fix do_it typo.
25345 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25348 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25349 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25350 (OPTION_MASK_ISA_SSE_SET): Likewise.
25351 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25352 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25353 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25354 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25355 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25356 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25357 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25358 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25359 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25360 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25361 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25362 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25363 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25364 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25365 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25366 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25367 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25368 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25369 (OPTION_MASK_ISA_SSE4): Removed.
25370 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25371 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25372 (override_options): Don't turn on implied SSE/MMX bits in
25375 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25377 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25380 2008-02-18 Joey Ye <joey.ye@intel.com>
25382 PR middle-end/34921
25383 * tree-nested.c (insert_field_into_struct): Set type alignment
25384 to field alignment if the former is less than the latter.
25386 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25388 * BASE-VER: Set to 4.4.0.
25390 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25392 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25393 * doc/cfg.texi: Likewise.
25394 * doc/extend.texi: Likewise.
25395 * doc/gty.texi: Likewise.
25396 * doc/invoke.texi: Likewise.
25397 * doc/loop.texi: Likewise.
25398 * doc/md.texi: Likewise.
25399 * doc/passes.texi: Likewise.
25400 * doc/rtl.texi: Likewise.
25401 * doc/sourcebuild.texi: Likewise.
25402 * doc/tm.texi: Likewise.
25403 * doc/tree-ssa.texi: Likewise.
25405 2008-02-17 Richard Guenther <rguenther@suse.de>
25407 PR middle-end/35227
25408 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25409 without default definition.
25411 2008-02-17 Richard Guenther <rguenther@suse.de>
25413 PR tree-optimization/35231
25414 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25417 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25420 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25421 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25422 libgcc_cmp_return mode.
25424 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25427 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25429 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25431 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25434 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25436 * doc/c-tree.texi: Use `@.' where appropriate.
25437 * doc/extend.texi: Likewise.
25438 * doc/install.texi: Likewise.
25439 * doc/invoke.texi: Likewise.
25440 * doc/loop.texi: Likewise.
25441 * doc/makefile.texi: Likewise.
25442 * doc/md.texi: Likewise.
25443 * doc/passes.texi: Likewise.
25444 * doc/standards.texi: Likewise.
25445 * doc/tm.texi: Likewise.
25447 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25449 PR middle-end/35196
25450 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25452 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25453 rather than in entry_bb.
25455 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25457 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25458 libgcc_cmp_return mode.
25460 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25462 PR middle-end/35130
25463 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25464 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25466 2008-02-15 Richard Guenther <rguenther@suse.de>
25467 Zdenek Dvorak <ook@ucw.cz>
25469 PR tree-optimization/35164
25470 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25471 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25472 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25473 Only propagate addresses which do not have abnormal SSA_NAMEs
25476 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25479 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25481 2008-02-15 Jan Hubicka <jh@suse.cz>
25483 PR middle-end/35149
25484 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25486 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25488 PR middle-end/34621
25489 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25490 when calculating alignment_pad.
25492 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25494 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25495 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25496 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25497 and STACK_BOUNDARY define.
25499 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25501 PR preprocessor/35061
25502 * c-pragma.c (handle_pragma_pop_macro): Check that
25503 pushed_macro_table has been allocated.
25505 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25507 PR middle-end/35136
25508 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25509 (force_gimple_operand): Likewise.
25510 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25511 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25512 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25513 (find_interesting_uses_address): Check addressability and alignment
25514 of the base expression only after substituting bases of IVs into it.
25516 2008-02-14 Michael Matz <matz@suse.de>
25519 * function.c (instantiate_virtual_regs_in_insn): Reload address
25520 before falling back to reloading the whole operand.
25522 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25524 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25525 before the first section switch note.
25527 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25529 * doc/bugreport.texi: Update copyright years.
25530 * doc/c-tree.texi: Likewise.
25531 * doc/cfg.texi: Likewise.
25532 * doc/cpp.texi: Likewise.
25533 * doc/cppinternals.texi: Likewise.
25534 * doc/fragments.texi: Likewise.
25535 * doc/frontends.texi: Likewise.
25536 * doc/gcc.texi: Likewise.
25537 * doc/gty.texi: Likewise.
25538 * doc/hostconfig.texi: Likewise.
25539 * doc/implement-c.texi: Likewise.
25540 * doc/libgcc.texi: Likewise.
25541 * doc/loop.texi: Likewise.
25542 * doc/makefile.texi: Likewise.
25543 * doc/options.texi: Likewise.
25544 * doc/passes.texi: Likewise.
25545 * doc/rtl.texi: Likewise.
25546 * doc/sourcebuild.texi: Likewise.
25547 * doc/standards.texi: Likewise.
25548 * doc/tree-ssa.texi: Likewise.
25549 * doc/trouble.texi: Likewise.
25551 * doc/extend.texi: Use @: or add comma where appropriate.
25552 * doc/invoke.texi: Likewise.
25553 * doc/tm.texi: Likewise.
25555 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25558 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25561 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25563 * doc/md.texi (clz, ctz): Add reference.
25564 * doc/rtl.texi (clz, ctz): Likewise.
25566 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25569 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25572 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25574 * config/s390/s390.c (struct constant_pool): New field
25575 emit_pool_after added.
25576 (s390_mainpool_start): Set the emit_pool_after flag according
25577 to the section switch notes.
25578 (s390_mainpool_finish): Consider emit_pool_after when emitting
25579 the literal pool at the end of the function.
25580 (s390_chunkify_start): Force literal pool splits at section
25583 2008-02-13 Michael Matz <matz@suse.de>
25586 * var-tracking.c (clobber_variable_part): Correctly traverse the
25589 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25592 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25593 Add -fdump-ipa-inline.
25594 * tree-dump.c (dump_files): Remove tree-inlined dump.
25595 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25597 2008-02-12 Richard Guenther <rguenther@suse.de>
25599 PR tree-optimization/35171
25600 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25603 2008-02-12 Richard Guenther <rguenther@suse.de>
25605 PR middle-end/35163
25606 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25607 value-preserving mode. Disallow final truncation.
25609 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25611 PR middle-end/35136
25612 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25613 code from here to...
25614 (force_gimple_operand): ...here.
25616 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25619 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25620 non-compatible pointers.
25621 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25622 different FIELD_DECLs, try harder by comparing field offsets, sizes
25625 PR inline-asm/35160
25626 * function.c (match_asm_constraints_1): Don't replace the same input
25629 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25631 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25632 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25633 (expand_epilogue): Restore RAMPZ register.
25634 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25636 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25638 * config/i386/cygwin.asm: (__alloca): Correct calling
25639 convention and alignment.
25640 (__chkstk): Force 8 byte stack alignment.
25642 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25643 Richard Guenther <rguenther@suse.de>
25645 PR tree-optimization/33992
25646 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25647 the zero we compare against.
25649 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25651 PR libfortran/35063
25652 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25653 to CloseHandle after unlocking to prevent accumulation of handle
25656 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25658 PR middle_end/34150
25659 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25660 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25661 and update LABEL_NUSES during and after reload.
25663 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25665 PR middle-end/34627
25666 * combine.c (simplify_if_then_else): Make sure the comparison is
25667 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25669 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25672 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25673 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25674 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25675 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25676 * tree.h (get_type_static_bounds): Likewise.
25678 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25680 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25681 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25682 Make -Wfoo language annotations match what the compiler outputs.
25684 2008-02-08 Sa Liu <saliu@de.ibm.com>
25686 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25687 intrinsics spu_convts, spu_convtu, spu_convtf.
25689 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25691 * doc/extend.texi (Function Attributes) <noinline>: Mention
25692 asm ("") as method to keep calls.
25694 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25697 * doc/options.texi (Options): Replace references to opts.sh with
25699 * opts-common.c: Likewise.
25700 * optc-gen.awk: Likewise.
25702 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25704 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25706 2008-02-07 Richard Henderson <rth@redhat.com>
25709 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25710 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25713 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25715 PR tree-optimization/35085
25716 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25717 for operand entry oe2 in addition to operand entry oe3 in order to
25718 expose more opportunities for vectorizer sum reduction.
25720 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25723 * Makefile.in (LIBS): Remove $(GMPLIBS).
25724 (cc1-dummy, cc1): Add $(GMPLIBS).
25726 2008-02-06 Jan Hubicka <jh@suse.cz>
25729 * i386.md (moddf_integer): Do not produce partial memory stalls for
25730 targets where it hurts.
25732 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25735 * optabs.c (expand_float): Do not check for decimal modes when
25736 expanding unsigned integer through signed conversion.
25738 2008-02-06 Nick Clifton <nickc@redhat.com>
25740 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25741 inside the clobber with a match_operand and duplicated operand
25742 number in the constraint.
25743 (ineqbranchsi): Delete redundant comment.
25745 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25747 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25748 builtin_define ("__USE_INIT_FINI__").
25749 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25751 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25753 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25755 PR documentation/30330
25756 * doc/invoke.texi (C++ Dialect Options)
25757 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25758 For each warning option -Wfoo that allows -Wno-foo, ensure both
25759 -Wfoo and -Wno-foo are listed in the option index. Fix index
25760 entry of -Wswitch-default, index -Wnormalized= including the
25761 `=', and -Wlarger-than-@var{len} including @var{len}.
25763 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25765 * config/i386/i386.md (floatunssisf2): Use
25766 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25767 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25768 Macroize expander using MODEF mode iterator.
25770 2008-02-05 Diego Novillo <dnovillo@google.com>
25772 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25775 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25777 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25780 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25782 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25785 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25786 to indicate if a message should be generated.
25787 (init_cumulative_args): Updated.
25788 (function_value_32): Likewise.
25790 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25792 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25794 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25797 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25798 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25800 2008-02-04 Diego Novillo <dnovillo@google.com>
25802 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25805 * tree-vrp.c (vrp_evaluate_conditional): With
25806 -Wtype-limits, emit a warning when comparing against a
25807 constant outside the natural range of OP0's type.
25809 2008-02-04 Richard Guenther <rguenther@suse.de>
25811 PR middle-end/33631
25812 * expr.c (count_type_elements): Give for unions instead of
25815 2008-02-04 Richard Guenther <rguenther@suse.de>
25817 PR middle-end/35043
25818 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25819 to TYPE_DOMAINs base type instead of using bitsizetype here.
25821 2008-02-03 Jason Merrill <jason@redhat.com>
25823 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25825 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25828 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25829 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25830 (RS/6000 and PowerPC Options): Fix typos and markup.
25831 * doc/passes.texi (Tree-SSA passes): Likewise.
25833 2008-02-02 Michael Matz <matz@suse.de>
25836 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25837 from record_last_reg_set_info.
25838 (record_last_reg_set_info): Take an RTX argument, iterate over all
25839 constituent hardregs.
25840 (record_last_set_info, record_opr_changes): Change calls to
25841 new signature or to record_last_reg_set_info_regno.
25843 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25845 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25847 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25849 PR rtl-optimization/34773
25850 * reg-notes.def (EQUAL): Mention significance of combination of
25851 REG_EQUAL and REG_RETVAL.
25852 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25853 insn that has a REG_RETVAL.
25855 2008-02-01 Roger Sayle <roger@eyesopen.com>
25858 * configure.ac (--enable-fixed-point): Disable unless explicitly
25860 * configure: Regenerate.
25862 2008-02-01 Richard Guenther <rguenther@suse.de>
25865 * invoke.texi (-finline-limit): Remove no longer true parts
25866 of the documentation. Note that there is no default value.
25868 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25869 Mark Mitchell <mark@codesourcery.com>
25870 Ben Elliston <bje@au.ibm.com>
25873 * doc/extend.texi (Other Builtins): Document.
25875 2008-01-31 Tom Browder <tom.browder@gmail.com>
25877 * doc/c-tree.texi (Types): Fix grammar.
25878 (Expression trees): Ditto.
25879 * doc/passes.texi (Tree-SSA passes): Ditto.
25881 * doc/configterms.texi (Configure Terms): Fix typo.
25882 * doc/cpp.texi (Common Predefined Macros): Ditto.
25883 * doc/md.texi (Machine Constraints): Ditto.
25885 * doc/makefile.texi (Makefile): Add comma.
25887 2008-01-31 Tom Browder <tom.browder@gmail.com>
25888 Gerald Pfeifer <gerald@pfeifer.com>
25890 * doc/sourcebuild.texi (Front End): Remove references to CVS
25891 and CVSROOT/modules.
25892 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25893 (Back End): Remove reference to CVS.
25895 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25898 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25900 (mips16_gp_pseudo_reg): ...here.
25901 * config/mips/mips.md (load_const_gp): Replace with...
25902 (load_const_gp_<mode>): ...this :P-based insn.
25904 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25906 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25907 options. Minor fixes.
25908 (-std): Move reference to standards closer to where language
25909 standards are first mentioned.
25911 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25913 PR rtl-optimization/34995
25914 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25915 parameter and return a bool. If the rtx parameter is nonnull,
25916 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25917 (find_reloads): Update call accordingly. Pass the new operand
25918 if it needed no address reloads, otherwise pass null.
25920 2008-01-30 Richard Henderson <rth@redhat.com>
25923 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25924 for unbounded arrays.
25926 2008-01-30 Silvius Rus <rus@google.com>
25928 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25930 2008-01-30 Jan Hubicka <jh@suse.cz>
25933 * i386.c (init_cumulative_args): Use real function declaration when
25936 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25938 PR rtl-optimization/34998
25939 * global.c (build_insn_chain): Treat non-subreg_lowpart
25940 SUBREGs of pseudos as clobbering all the words covered by the
25941 SUBREG, not just all the bytes.
25942 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25943 original df_ref rather than an extract parameter.
25944 (global_conflicts): Update call accordingly.
25946 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25948 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25949 the overflow check to make it easier to read.
25950 (__fixtfdi): Change the type of the ll member in union
25951 long_double to UDItype_x.
25953 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25955 PR middle-end/34969
25956 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25957 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25958 * tree-inline.c (fold_marked_statements): Call
25959 cgraph_update_edges_for_call_stmt if folding a call statement.
25960 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25961 debug_generic_stmt calls, reset it back afterwards.
25964 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25966 * c-typeck.c (build_external_ref): Don't pedwarn about
25967 static vars in current function's scope.
25969 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25971 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25973 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25976 * ipa-struct-reorg.c: Fix spelling.
25977 * params.def: Ditto.
25979 2008-01-29 Richard Guenther <rguenther@suse.de>
25981 PR middle-end/35006
25982 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25984 * tree-inline.c (remap_type): Increment remapping_type_depth
25985 around remapping types.
25986 (copy_body_r): Only add referenced variables if they are referenced
25987 from code, not types.
25989 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26000 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26001 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26003 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26006 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26007 pointer for tiny stack.
26009 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26011 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26013 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26015 * config/vx-common.h: Fix typo in comment.
26017 2008-01-28 Ian Lance Taylor <iant@google.com>
26021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26022 coalesce pointers if they have different DECL_NO_TBAA_P values.
26023 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26024 between variables with different DECL_NO_TBAA_P values.
26026 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26029 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26030 are not legitimate small data references on SPE targets.
26032 2008-01-28 David Daney <ddaney@avtrex.com>
26034 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26036 2008-01-28 David Daney <ddaney@avtrex.com>
26038 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26040 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26042 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26043 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26044 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26045 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26046 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26047 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26048 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26049 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26051 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26053 * basic-block.h (condjump_equiv_p): Fix comment.
26055 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26057 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26058 print_generic_stmt_indented): Fix comment.
26060 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26062 * configure.ac (__stack_chk_fail): Add detecion for availability
26063 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26064 * configure: Regenerate.
26066 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26068 PR middle-end/34688
26069 * final.c (output_addr_const): Handle TRUNCATE.
26071 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26074 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26075 (zero_cost, infinite_cost): New constants.
26076 (struct cost_pair): Change type of cost to comp_cost.
26077 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26078 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26080 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26081 split_address_cost, ptr_difference_cost, difference_cost,
26082 get_computation_cost_at, get_computation_cost,
26083 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26084 determine_use_iv_cost_condition, determine_use_iv_costs,
26085 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26086 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26087 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26088 Change type of cost to comp_cost.
26089 (determine_iv_cost): Increase cost of non-original ivs, instead
26090 of decreasing the cost of original ones.
26091 (get_address_cost): Indicate the complexity of the addressing mode
26093 (try_add_cand_for): Prefer using ivs not specific to some object.
26094 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26096 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26097 Janis Johnson <janis187@us.ibm.com>
26100 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26101 (TARGET_INSTANTIATE_DECLS): Likewise.
26102 * target.h (expand_to_rtl_hook): New target hook.
26103 (instantiate_decls): Likewise.
26104 * function.c (instantiate_decl): Make non-static. Rename to...
26105 (instantiate_decl_rtl): ... this.
26106 (instantiate_expr): Use instantiate_decl_rtl.
26107 (instantiate_decls_1): Likewise.
26108 (instantiate_decls): Likewise.
26109 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26110 * function.h (instantiate_decl_rtl): Add prototype.
26111 * cfgexpand.c (target.h): New include.
26112 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26113 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26114 (TARGET_INSTANTIATE_DECLS): Likewise.
26115 (TARGET_INITIALIZER): New target hooks added.
26116 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26118 * config/rs6000/rs6000.c (tree-flow.h): New include.
26119 (machine_function): Add sdmode_stack_slot field.
26120 (rs6000_alloc_sdmode_stack_slot): New function.
26121 (rs6000_instantiate_decls): Likewise.
26122 (rs6000_secondary_memory_needed_rtx): Likewise.
26123 (rs6000_check_sdmode): Likewise.
26124 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26125 (TARGET_INSTANTIATE_DECLS): Likewise.
26126 (rs6000_hard_regno_mode_ok): Allow SDmode.
26127 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26128 (rs6000_emit_move): Handle SDmode.
26129 (function_arg_advance): Likewise.
26130 (function_arg): Likewise.
26131 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26132 SDmode var args for 32-bit compiles.
26133 (rs6000_secondary_reload_class): Handle SDmode.
26134 (rs6000_output_function_epilogue): Likewise.
26135 (rs6000_function_value): Simplify if statement.
26136 (rs6000_libcall_value): Likewise.
26137 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26138 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26139 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26140 (movsd_hardfloat): New define_insn.
26141 (movsd_softfloat): Likewise.
26142 (movsd_store): Likewise.
26143 (movsd_load): Likewise.
26144 (extendsddd2): Likewise.
26145 (extendsdtd2): Likewise.
26146 (truncddsd2): Likewise.
26147 (movdd_hardfloat64): Fixup comment.
26148 (UNSPEC_MOVSD_LOAD): New constant.
26149 (UNSPEC_MOVSD_STORE): Likewise.
26151 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26154 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26156 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26157 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26158 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26159 and TRUTH_XOR_EXPR.
26161 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26164 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26165 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26166 __LONGDOUBLE128 too.
26167 * config/rs6000/aix61.h: New file.
26169 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26171 PR rtl-optimization/34959
26172 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26173 popcount and parity rtxes the same mode as their operand.
26174 Truncate or extend the result to the return value's mode
26177 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26180 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26181 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26182 to GOT_VERSION_REGNUM.
26183 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26184 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26185 * config/mips/mips.c (mips_emit_call_insn): New function.
26186 (mips_call_tls_get_addr): Call mips_expand_call directly.
26187 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26189 (mips16_build_call_stub): Likewise. Return the call insn or null.
26190 (mips_expand_call): Update the call to mips16_build_call_stub
26191 accordingly and a remove redundant condition. Assert that MIPS16
26192 stubs do not use lazy binding. Use mips_emit_call_insn and return
26194 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26196 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26197 (mips_avoid_hazard): Remove hazard_set handling.
26198 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26199 (UNSPEC_RESTORE_GP): ...this.
26200 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26201 (FAKE_CALL_REGNO): Rename to...
26202 (GOT_VERSION_REGNUM): ...this.
26203 (type): Add "ghost" value. Add an associated insn reservation.
26204 (hazard_set): Remove.
26205 (exception_receiver): Rename to...
26206 (restore_gp): ...this and update the unspec identifier accordingly.
26207 (exception_receiver, nonlocal_got_receiver): New expanders.
26208 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26209 FAKE_CALL_REGNO. Remove hazard_set attribute.
26210 (set_got_version, update_got_version): New patterns.
26212 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26215 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26217 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26220 * doc/install.texi2html: Generate gcc-vers.texi.
26222 2008-01-25 DJ Delorie <dj@redhat.com>
26224 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26226 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26228 * config/c4x: Remove directory.
26229 * config.gcc (crx-*, mt-*): Mark obsolete.
26230 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26231 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26232 sh-*-rtemscoff*): Remove cases.
26233 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26234 * real.c (encode_c4x_single, decode_c4x_single,
26235 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26236 c4x_extended_format): Remove.
26237 * real.h (c4x_single_format, c4x_extended_format): Remove.
26238 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26240 (Pragmas): Remove comment about c4x pragmas.
26241 * doc/install.texi (c4x): Remove target-specific instructions.
26242 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26243 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26244 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26245 refer to C4x source files as examples.
26246 (C4X_FLOAT_FORMAT): Remove documentation.
26248 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26250 * config/bfin/bfin.c (override_options): Reorder tests so that
26251 flag_pic gets enabled for -msep-data.
26253 2008-01-25 Richard Guenther <rguenther@suse.de>
26255 PR middle-end/32244
26256 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26257 to its bitfield precision if required.
26259 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26261 PR middle-end/33880
26262 * tree-nested.c (walk_omp_for): New function.
26263 (convert_nonlocal_reference, convert_local_reference): Call
26264 walk_omp_for on OMP_FOR.
26265 (convert_call_expr): Call walk_body on OMP_FOR's
26266 OMP_FOR_PRE_INIT_BODY.
26268 2008-01-25 Richard Guenther <rguenther@suse.de>
26270 PR tree-optimization/34966
26271 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26272 default defs and PHI_NODEs we have to insert after the
26273 defining statement.
26275 2008-01-24 Nick Clifton <nickc@redhat.com>
26277 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26278 Provide a default definition.
26279 (LIBGCC2_UNITS_PER_WORD): Likewise.
26281 * config/stormy16/stormy16.c: Include df.h for the prototype
26282 for df_regs_ever_live_p.
26283 (xstormy16_expand_builtin_va_start): Convert the stack offset
26284 into a component_ref and then use POINTER_PLUS_EXPR to add it
26285 to the incoming_virtual_args_rtx.
26286 (xstormy16_gimplify_va_arg_expr): Rename to
26287 xstormy16_gimplify_va_arg_expr.
26288 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26289 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26290 xstormy16_gimplify_va_arg_expr.
26291 Fix up some formatting issues.
26293 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26294 Move to predicates.md.
26295 (xs_hi_general_operand): Likewise.
26296 (xs_hi_nonmemory_operand): Likewise.
26297 * config/stormy16/predicates.md:
26298 (xstormy16_carry_plus_operand): New predicate.
26299 (xs_hi_general_operand): New predicate.
26300 (xs_hi_nonmemory_operand): New predicate.
26301 * config/stormy16/stormy16-protos.h:
26302 (xstormy16_carry_plus_operand): Delete prototype.
26303 (xs_hi_general_operand): Likewise.
26304 (xs_hi_nonmemory_operand): Likewise.
26306 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26307 modifiers as they are no longer needed and they can trigger
26308 reload spill failures.
26310 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26311 with a match_operand in order to help reload.
26313 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26314 constraint with 'e' for the 8th alternative as this version of
26315 the mov.w instruction only accepts the lower 8 registers.
26317 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26320 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26321 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26324 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26326 PR middle-end/33333
26327 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26329 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26331 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26333 (remove_structure): Update allocations list before removing structure.
26335 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26337 * ipa-struct-reorg.c (is_safe_cond_expr,
26338 create_new_stmts_for_cond_expr): Use integer_zerop function,
26339 that recognize not only zero-pointer, but zero-integer too.
26341 2008-01-25 Ben Elliston <bje@au.ibm.com>
26344 * fixproto: Escape "." in sed expression that strips leading "./".
26346 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26349 * gcc.c (SWITCH_OK): Removed.
26350 (SWITCH_LIVE): Changed to bit.
26351 (SWITCH_FALSE): Likewise.
26352 (SWITCH_IGNORE): Likewise.
26353 (switchstr): Change live_cond to unsigned int.
26354 (process_command): Replace SWITCH_OK with 0.
26355 (do_self_spec): Likewise.
26356 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26357 (give_switch): Likewise.
26358 (used_arg): Likewise.
26359 (do_spec_1): Set the SWITCH_IGNORE bit.
26360 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26361 bits. Set the SWITCH_LIVE bit.
26363 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26365 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26367 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26369 PR tree-optimization/34472
26370 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26371 parameter to a "bool *" and set *DATA to false if there is
26372 an unsafe access. Do not delete the structure here.
26373 (check_cond_exprs): Delete it here instead.
26374 (check_cond_exprs, exclude_cold_structs): Do not increase
26375 I when removing a structure.
26377 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26380 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26381 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26383 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26385 PR middle-end/34934
26386 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26387 a fixed vector for stack.
26389 2008-01-24 Ben Elliston <bje@au.ibm.com>
26392 * doc/gcc.texi (Software development): Add a direntry for g++.
26394 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26396 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26397 stale and straggling -fforce-addr comments above.
26399 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26401 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26402 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26404 2008-01-23 Michael Matz <matz@suse.de>
26407 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26410 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26412 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26413 malloc result type.
26415 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26417 * config/avr/avr.c (avr_current_arch): New variable.
26418 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26419 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26420 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26421 (avr_override_options): Init 'avr_current_arch'.
26422 (base_arch_s): Move from here...
26423 * config/avr/avr.h (base_arch_s): ... here. Add new members
26424 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26425 'mega' to 'have_jmp_call'.
26426 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26427 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26429 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26431 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26432 MULTILIB_MATCHES): Ditto.
26434 2008-01-23 Richard Guenther <rguenther@suse.de>
26436 PR middle-end/31529
26437 * cgraphunit.c (cgraph_reset_node): Always mark the node
26438 not reachable if it is not queued already.
26440 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26442 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26443 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26444 (cputype_selected): New static variable.
26445 (bfin_handle_option): Set it if -mcpu is used.
26446 (override_option): Select default set of workarounds if no cpu type
26447 selected on the command line.
26448 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26450 From Michael Frysinger <michael.frysinger@analog.com>
26451 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26452 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26454 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26455 for bf547, bf523, bf524, and bf526.
26456 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26458 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26459 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26460 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26461 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26462 * doc/invoke.texi (Blackfin Options): Document that
26463 -mcpu now accept bf547, bf523, bf524, and bf526.
26465 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26467 PR rtl-optimization/34628
26468 * combine.c (try_combine): Stop and undo after the first combination
26469 if an autoincrement side-effect on the first insn has effectively
26472 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26475 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26476 Offset addresses are not valid for Altivec or paired float modes.
26478 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26481 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26482 if DECL_INITIAL (decl) is error_mark_node.
26485 * c-common.c (handle_vector_size_attribute): Only allow
26486 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26487 the same way as pointer, array etc. types.
26488 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26491 * tree.c (build_type_attribute_qual_variant): Call
26492 build_qualified_type if attributes are equal, but quals are not.
26494 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26497 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26498 * flags.h (warn_strict_aliasing): Remove.
26499 (warn_strict_overflow): Remove.
26500 * opts.c (warn_strict_aliasing): Remove.
26501 (warn_strict_overflow): Remove.
26502 * c-opts.c (c_common_handle_option): -Wall only sets
26503 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26504 (c_common_post_options): Give default values to -Wstrict-aliasing
26505 and -Wstrict-overflow if they are uninitialized.
26506 * common.opt (Wstrict-aliasing): Specify Var and Init.
26507 (Wstrict-overflow): Likewise.
26509 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26511 PR rtl-optimization/26854
26512 PR rtl-optimization/34400
26513 PR rtl-optimization/34884
26514 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26516 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26517 (df_rd_bb_info.expanded_lr_out): Deleted
26518 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26519 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26520 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26521 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26522 Removed code to allocate, initialize or free expanded_lr_out.
26523 (df_rd_bb_local_compute_process_def): Restructured to make more
26525 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26526 sets if the sets are being trimmed.
26528 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26531 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26532 (as_vers): Likewise.
26533 * configure: Regenerated.
26535 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26537 PR middle-end/33092
26538 * tree-pass.h (pass_build_alias): New pass.
26539 * tree-ssa-alias.c (gate_build_alias): New.
26540 (pass_build_alias): New.
26541 * passes.c (init_optimization_passes): Add pass_build_alias after
26542 pass_create_structure_vars.
26544 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26546 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26547 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26548 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26549 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26550 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26551 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26552 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26553 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26554 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26555 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26556 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26557 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26558 * config/s390/s390.md (FP_ALL): New mode iterator.
26559 (_d): New mode attribute.
26560 ("*signbit<mode>2>"): Changed mode of first operand.
26561 ("isinf<mode>2"): Changed mode of first operand.
26562 ("*TDC_insn"): Adaptation for DFP modes.
26564 2008-01-22 Ben Elliston <bje@au.ibm.com>
26566 * tree.c (check_qualified_type): Improve function description.
26568 2008-01-21 Jason Merrill <jason@redhat.com>
26571 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26572 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26575 2008-01-21 DJ Delorie <dj@redhat.com>
26577 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26580 2008-01-21 Richard Guenther <rguenther@suse.de>
26582 PR middle-end/34856
26583 * tree-cfg.c (verify_expr): Allow all invariant expressions
26584 instead of just constant class ones as reference argument.
26585 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26586 like any other constant.
26587 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26589 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26591 * regmove.c (fixup_match_1): Update call crossed frequencies.
26593 2008-01-21 Richard Guenther <rguenther@suse.de>
26596 * tree-inline.c (setup_one_parameter): Deal with mismatched
26597 types using a VIEW_CONVERT_EXPR.
26599 2008-01-21 Alon Dayan <alond@il.ibm.com>
26600 Olga Golovanevsky <olga@il.ibm.com>
26602 PR tree-optimization/34701
26603 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26604 when the structure size is not a power of 2.
26606 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26608 * doc/install.texi: Add doc for --enable-checking=df.
26610 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26612 PR rtl-optimization/34808
26613 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26615 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26617 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26620 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26622 PR rtl-optimization/26854
26623 PR rtl-optimization/34400
26624 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26626 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26627 (df_rd_bb_info.expanded_lr_out): New.
26628 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26629 * loop_iv.c (iv_analysis_loop_init): Ditto.
26630 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26631 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26632 Added code to allocate, initialize or free expanded_lr_out.
26633 (df_rd_bb_local_compute_process_def): Restructured to make
26634 more understandable.
26635 (df_rd_confluence_n): Add code to do nothing with fake edges and
26636 code to no apply invalidate_by_call sets if the sets are being trimmed.
26637 (df_lr_local_finalize): Renamed to df_lr_finalize.
26638 (df_live_local_finalize): Renamed to df_live_finalize.
26640 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26643 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26644 deciding whether to use reciprocal instructions.
26646 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26648 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26649 dwarf2out_note_section_used if cold_text_section is NULL.
26651 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26653 PR gcov-profile/34610
26654 * tree-cfg.c (make_edges): Mark both outgoing edges from
26655 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26656 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26657 from OMP_FOR and OMP_CONTINUE outgoing edges.
26659 * tree-profile.c (tree_profiling): Return early if
26660 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26662 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26663 from cfun to child_cfun.
26664 * function.h (struct function): Add after_tree_profile bit.
26666 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26668 * config/avr/avr.S (_exit): Disable interrupt.
26670 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26671 Steven Bosscher <stevenb.gcc@gmail.com>
26673 PR rtl-optimization/26854
26674 PR rtl-optimization/34400
26675 * df-problems.c (df_live_scratch): New scratch bitmap.
26676 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26677 (df_live_reset): Clear the proper bitmaps.
26678 (df_live_bb_local_compute): Only process the artificial defs once
26679 since the order is not important.
26680 (df_live_init): Init the df_live sets only with the variables
26681 found live by df_lr.
26682 (df_live_transfer_function): Use the df_lr sets to prune the
26683 df_live sets as they are being computed.
26684 (df_live_free): Free df_live_scratch.
26686 2008-01-18 Ian Lance Taylor <iant@google.com>
26688 * common.opt: Add fmerge-debug-strings.
26689 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26690 flag_merge_debug_strings rather than flag_merge_constants.
26691 * doc/invoke.texi (Option Summary): Mention
26692 -fmerge-debug-strings.
26693 (Debugging Options): Document -fmerge-debug-strings.
26695 2008-01-18 Ian Lance Taylor <iant@google.com>
26698 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26699 (struct tree_function_decl): Add new field operator_new_flag.
26700 * tree-inline.c (expand_call_inline): When inlining a call to
26701 operator new, force the return value to go into a variable, and
26702 set DECL_NO_TBAA_P on that variable.
26703 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26705 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26708 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26709 DWARF2_DEBUGGING_INFO.
26710 (dwarf2out_note_section_used): Ditto. Add prototype.
26711 (have_multiple_function_sections, text_section_used,
26712 cold_text_section_used, *cold_text_sections): Move declarations
26715 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26717 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26718 field and add signal_ra.
26719 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26720 assignments to frame state pc. Move end of stack check after
26721 MD_FALLBACK_FRAME_STATE_FOR.
26722 (uw_update_context_1): Use frame state signal_regs if set, instead
26723 of checking signal_frame flag.
26724 (uw_update_context): Use frame state signal_ra if set.
26725 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26726 * config/xtensa/linux-unwind.h: New file.
26728 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26730 * modulo-sched.c (get_sched_window): Fix comment typo.
26732 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26734 PR tree-optimization/34648
26735 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
26737 2008-01-17 Anatoly Sokolov <aesok@post.ru>
26739 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26740 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26742 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26744 PR rtl-optimization/34400
26745 * df-core.c (df_worklist_dataflow_overeager,
26746 df_worklist_dataflow_doublequeue): New functions.
26747 (df_worklist_dataflow): Two different worklist solvers.
26748 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26751 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26754 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26755 and ftree-parallelize-loops.
26757 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26759 PR rtl-optimization/34826
26760 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26762 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26764 * global.c (find_reg): Mark the eh regs as used if necessary.
26765 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26766 * ra.h (struct allocno): no_eh_reg field added. Changed
26767 no_stack_reg type to bitfield.
26769 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26771 * tree.c (substitute_in_expr): Add missing 'break'.
26773 2008-01-17 Richard Guenther <rguenther@suse.de>
26775 PR tree-optimization/34825
26776 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26777 x / x as division to handle.
26779 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26781 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26782 "-pthread" is specified.
26783 * pa-hpux11.h (LIB_SPEC): Likewise.
26785 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26786 Peter Bergner <bergner@vnet.ibm.com>
26788 PR rtl-optimization/33796
26789 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26791 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26793 PR libgfortran/34699
26794 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26796 * pa-hpux10.h (LINK_SPEC): Likewise.
26797 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26799 2008-01-16 Richard Guenther <rguenther@suse.de>
26801 PR middle-end/32628
26802 * fold-const.c (fold_convert_const_int_from_int): Do not
26803 set overflow if that occured only because of a sign extension
26804 change when converting from/to a sizetype with the same
26805 precision and signedness.
26807 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26810 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26811 location address to the correct place. Update copyright year.
26813 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26815 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26816 no dependences in the dependence_relations vector.
26818 2008-01-16 Jan Hubicka <jh@suse.cz>
26820 PR rtl-optimization/31396
26821 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26822 * cfg.c (dump_reg_info): Print it.
26823 * regs.h (struct reg_info_t): add freq_calls_crossed.
26824 (REG_FREQ_CALLS_CROSSED): New macro.
26825 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26826 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26827 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26828 regmove_optimize): Update call crossed frequencies.
26829 * local-alloc.c (struct qty): Add freq_calls_crossed.
26830 (alloc_qty): Copute freq_calls_crossed.
26831 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26832 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26833 * ra.h (struct allocno): Add freq_calls_crossed.
26835 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26837 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26838 libgomp when compiling with ftree-parallelize-loops.
26839 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26841 2008-01-16 Richard Guenther <rguenther@suse.de>
26843 PR tree-optimization/34769
26844 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26845 * tree.c (int_cst_value): Instead make this function more
26846 permissive in what it accepts as valid input. Document this
26847 function always sign-extends the value.
26849 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26850 Richard Guenther <rguenther@suse.de>
26853 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26854 (gimple_fold_indirect_ref_rhs): ... this.
26855 (gimple_fold_indirect_ref): New function with foldings
26856 that preserve lvalueness.
26857 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26858 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26859 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26860 to fold an INDIRECT_REF, fall back to the old use of
26861 fold_indirect_ref_1.
26863 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26865 * tree-data-ref.c (subscript_dependence_tester_1): Call
26866 free_conflict_function.
26867 (compute_self_dependence): Same.
26869 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26872 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26873 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26875 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26876 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26877 for DWARF2_UNWIND_INFO targets.
26879 2008-01-16 Richard Guenther <rguenther@suse.de>
26882 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26883 type qualifiers for function types.
26885 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26887 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26888 loop_iterator li from previous commit.
26890 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26892 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26894 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26896 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26897 (parallelize_loops): Don't parallelize irreducible components.
26899 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26902 * c-opts (c_common_post_options): Do not enable CPP
26903 flag_pedantic_errors by default.
26905 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26907 PR rtl-optimization/31944
26908 * cse.c (remove_pseudo_from_table): New function.
26909 (merge_equiv_classes): Use above function to remove pseudo-registers.
26910 (invalidate): Likewise.
26912 2008-01-13 Richard Guenther <rguenther@suse.de>
26914 PR middle-end/34601
26915 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26916 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26918 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26920 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26921 validate_change to unshare the source of the PC set.
26923 2008-01-12 Jan Hubicka <jh@suse.cz>
26925 PR middle-end/32135
26926 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26927 references above array bounds. This might trigger bounds checks for
26928 pointers to arrays.
26930 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26932 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26933 new_replaceable_dependencies.
26935 2008-01-12 Doug Kwan <dougkwan@google.com>
26937 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26938 instead of OPT_Wreturn_type in warning due to ignored return type
26940 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26941 options included in -Wextra.
26942 * c.opt: New option -Wignored_qualifiers.
26943 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26944 -Wignore_qualifiers.
26945 (-Wignored-qualifiers): Document.
26946 (-Wreturn-type): Remove description of functionality now handled
26947 by -Wignored-qualifiers.
26949 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26952 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26953 NOP_EXPR if it is between integral types with the same precision.
26955 2008-01-12 Jan Hubicka <jh@suse.cz>
26958 * invoke.texi (max-inline-recursive-depth): Fix default value.
26960 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26962 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26965 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26967 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26969 2008-01-11 James E. Wilson <wilson@specifix.com>
26972 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26974 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26976 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26977 save/restore frame pointer register and don't use 'call-prologues'
26978 optimization in function with "OS_task" attribute.
26980 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26982 PR middle-end/31309
26983 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26984 when copying to memory.
26986 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26988 PR rtl-optimization/30905
26989 * cfgcleanup.c: Include dce.h
26990 (crossjumps_occured): New global variable.
26991 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26992 If something changed, set crossjumps_occured to true.
26993 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26994 Don't add/remove fake edges to exit here...
26995 (cleanup_cfg): ...but do it here, when crossjumping.
26996 Run a fast DCE when successful crossjumps occured in the latest
26997 iteration of try_optimize_cfg.
26999 2008-01-11 Richard Guenther <rguenther@suse.de>
27001 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27002 (struct vn_unary_op_s): Likewise.
27003 (vn_reference_insert): Free old reference on hash collision.
27005 2008-01-10 Raksit Ashok <raksit@google.com>
27007 PR rtl-optimization/27971
27008 * combine.c (find_split_point): Split PLUS expressions which are
27009 inside a MEM rtx, and whose first operand is complex.
27011 2008-01-10 DJ Delorie <dj@redhat.com>
27013 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27014 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27015 (m32c_hard_regno_ok): Call the underlying function.
27017 2008-01-10 Richard Guenther <rguenther@suse.de>
27019 PR middle-end/34683
27020 * tree-cfg.c (tree_merge_blocks): Do not go through the
27021 full-blown folding and stmt updating path if we just deal
27022 with virtual operands.
27023 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27024 test for abnormal SSA_NAMEs.
27026 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27028 PR middle-end/34641
27029 * reload.c (push_reload): Add assertions. All constants from
27030 reg_equiv_constant should have been used for replacing the respective
27032 (find_reloads_address): Invoke find_reloads_address_part for
27033 constant taken from the reg_equiv_constant array.
27035 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27037 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27038 field (valnum) the first in the struct. Replace bools with
27041 2008-01-10 Richard Guenther <rguenther@suse.de>
27043 PR tree-optimization/34651
27044 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27045 types and ordering for masking and converting.
27047 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27049 PR tree-optimization/34017
27050 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27051 also for PHI_NODE expressions.
27053 2008-01-09 Jan Hubicka <jh@suse.cz>
27055 PR tree-optimization/34708
27056 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27057 based on number of case labels.
27058 (init_inline_once): Remove switch_cost.
27059 * tree-inline.h (eni_weights_d): Remove switch_cost.
27061 2008-01-09 Richard Guenther <rguenther@suse.de>
27062 Andrew Pinski <andrew_pinski@playstation.sony.com>
27064 PR middle-end/30132
27065 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27066 temporary if an rvalue is ok or an lvalue is not required.
27068 2008-01-09 Richard Guenther <rguenther@suse.de>
27070 PR middle-end/34458
27071 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27072 adjust return type.
27074 2008-01-09 Richard Guenther <rguenther@suse.de>
27076 PR middle-end/34679
27077 * tree.c (host_integerp): Check for sizetype only if the
27078 type is an integer type.
27080 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27083 * opts.c (decode_options): Disable inlining of functions called
27084 once if not in unit-at-a-time mode.
27086 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27088 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27090 2008-01-08 Richard Guenther <rguenther@suse.de>
27092 PR middle-end/31863
27093 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27094 out early if the result will be unused.
27096 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27101 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27102 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27105 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27107 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27108 for vectorization tuned.
27110 2008-01-08 Richard Guenther <rguenther@suse.de>
27112 PR tree-optimization/34683
27113 * tree-ssa-operands.c (operand_build_cmp): Export.
27114 * tree-ssa-operands.h (operand_build_cmp): Declare.
27115 * tree-vn.c (vuses_compare): Remove.
27116 (sort_vuses): Use operand_build_cmp.
27117 (sort_vuses_heap): Likewise.
27118 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27119 to re-use old VEC if available. Do not sort already sorted VUSEs.
27120 (vdefs_to_vec): Do not sort already sorted VDEFs.
27122 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27124 PR middle-end/34694
27125 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27127 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27130 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27131 limitations of reciprocal sequences on x86 targets.
27133 2008-01-08 Richard Guenther <rguenther@suse.de>
27135 PR tree-optimization/34683
27136 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27138 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27141 * config/darwin.c (darwin_mergeable_string_section): Don't use
27142 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27144 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27147 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27148 negxf2. Macroize expander using X87MODEF mode iterator. Change
27149 predicates of op0 and op1 to register_operand.
27150 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27151 expander using X87MODEF mode iterator. Change predicates of
27152 op0 and op1 to register_operand.
27153 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27154 corresponding patterns and macroize using MODEF macro. Change
27155 predicates of op0 and op1 to register_operand and remove
27156 "m" constraint. Disparage "r" alternative with "!".
27157 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27158 macroize using X87MODEF macro. Change predicates of op0 and op1
27159 to register_operand and remove "m" constraint. Disparage "r"
27160 alternative with "!".
27161 (absneg splitter with memory operands): Remove.
27162 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27163 patterns and macroize using X87MODEF mode iterator.
27164 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27165 Change predicate of op1 to register_operand.
27166 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27167 for memory operands.
27169 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27171 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27173 2008-01-07 Richard Guenther <rguenther@suse.de>
27175 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27178 2008-01-07 Richard Guenther <rguenther@suse.de>
27180 PR tree-optimization/34683
27181 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27182 VOPs of the needed size to save memory. Use VEC_quick_push
27183 to save compile-time.
27184 (vdefs_to_vec): Likewise.
27186 2008-01-07 Sa Liu <saliu@de.ibm.com>
27188 * config/spu/spu.md (divdf3): Genetate inline code for double
27189 division. The implementation doesn't handle INF or NAN, therefore it
27190 only applies when -ffinite-math-only is given.
27192 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27195 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27196 * doc/cpp.texi ([Common Predefined Macros]): Document.
27198 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27200 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27201 order to use commutative addition instead of subtraction.
27203 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27204 Mircea Namolaru <namolaru@il.ibm.com>
27205 Vladimir Yanovsky <yanov@il.ibm.com>
27206 Revital Eres <eres@il.ibm.com>
27208 PR tree-optimization/34263
27209 * tree-outof-ssa.c (process_single_block_loop_latch,
27210 contains_tree_r): New functions.
27211 (analyze_edges_for_bb): Call process_single_block_loop_latch
27212 function to empty single-basic-block latch block if possible.
27214 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27216 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27218 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27220 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27222 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27224 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27226 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27228 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27230 PR tree-optimization/34618
27231 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27234 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27237 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27238 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27239 Update copyright year.
27241 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27242 Update copyright year.
27243 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27246 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27248 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27249 edge does not point to current bb before changing need_assert.
27251 2008-01-04 Richard Guenther <rguenther@suse.de>
27253 PR middle-end/34029
27254 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27255 for verifying purposes if they are is_gimple_min_invariant.
27257 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27259 PR tree-optimization/34448
27260 PR tree-optimization/34465
27261 * gimplify.c (gimplify_init_constructor): Add new parameter
27262 notify_temp_creation. Use it.
27263 (gimplify_modify_expr_rhs): Take volatiles into account when
27264 optimizing constructors.
27265 Do not optimize constructors if gimplify_init_constructor will dump to
27267 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27268 * gcc.c-torture/compile/pr34448.c: New.
27270 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27272 PR gcov-profile/34609
27273 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27274 return_slot if result is TREE_ADDRESSABLE.
27276 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27278 * config/mips/mips.md (sqrt_condition): Tweak comment.
27279 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27281 2008-01-03 Tom Tromey <tromey@redhat.com>
27284 * c-common.c (c_type_hash): Handle VLAs.
27286 2008-01-03 Jan Hubicka <jh@suse.cz>
27288 PR tree-optimization/31081
27289 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27290 0 when inlining and not inlining to first basic block.
27291 (remap_decl): When var is initialized to 0, don't set default_def.
27292 (expand_call_inline): Set entry_bb.
27293 * tree-inline.h (copy_body_data): Add entry_bb.
27295 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27298 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27301 PR tree-optimization/29484
27302 * tree-inline.c (inline_forbidden_p_2): New function.
27303 (inline_forbidden_p): Disallow inlining if some static var
27304 has an address of a local LABEL_DECL in its initializer.
27305 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27308 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27310 PR tree-optimization/34635
27311 * tree-data-ref.c (add_other_self_distances): Make sure that the
27312 evolution step is constant.
27314 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27316 PR middle-end/34608
27317 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27319 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27321 * tree-sra.c (scalarize_init): Insert the generate_element_init
27322 statements after the generate_element_zero statements.
27324 2008-01-02 Richard Guenther <rguenther@suse.de>
27326 PR middle-end/34093
27327 PR middle-end/31976
27328 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27329 for very large number of operands instead of ICEing.
27331 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27334 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27335 while stack probing.
27337 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27339 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27342 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27344 PR libmudflap/26442
27345 * tree-mudflap.c (mx_register_decls): Guard warning by
27346 !DECL_ARTIFICIAL check.
27348 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27350 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27351 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27352 sse5_perm<mode>): Fix constraints.