1 2008-10-27 Jakub Jelinek <jakub@redhat.com>
4 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
5 (df_get_entry_block_def_set): Neither here.
6 (df_get_regular_block_artificial_uses): Add EH_USES registers.
8 PR tree-optimization/37879
9 * predict.c (tree_estimate_probability): Check if last_stmt is
10 non-NULL before dereferencing it.
12 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
14 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
15 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
16 (ira_fast_allocation): Remove the prototype.
18 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
19 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
20 (color_pass): Modify the updated costs.
21 (ira_color): Rename to color. Make it static.
22 (ira_fast_allocation): Rename to fast_allocation. Make it static.
23 (ira_color): New function.
25 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
28 * ira-lives.c (last_call_num, allocno_saved_at_call): New
30 (set_allocno_live, clear_allocno_live, mark_ref_live,
31 mark_ref_dead): Invalidate corresponding element of
32 allocno_saved_at_call.
33 (process_bb_node_lives): Increment last_call_num. Setup
34 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
35 allocno was already saved.
36 (ira_create_allocno_live_ranges): Initiate last_call_num and
37 allocno_saved_at_call.
39 * ira-build.c (ira_create_allocno): Initiate
40 ALLOCNO_UPDATED_COVER_CLASS_COST.
41 (create_cap_allocno, propagate_allocno_info,
42 remove_unnecessary_allocnos): Remove setting updated costs.
43 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
45 * ira.c (ira): Don't call ira_fast_allocation.
47 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
50 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
53 * ira-conflicts.c (process_regs_for_copy): Remove class subset
56 * ira-int.h (ira_hard_regno_cover_class): New.
58 * ira-lives.c (mark_reg_live, mark_reg_dead,
59 process_bb_node_lives): Use ira_hard_regno_cover_class.
61 * ira.c (reg_class ira_hard_regno_cover_class): New global
63 (setup_hard_regno_cover_class): New function.
64 (ira_init): Call setup_hard_regno_cover_class.
66 * ira-costs.c (cost_class_nums): Add comment.
67 (find_allocno_class_costs): Initiate cost_class_nums.
68 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
70 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
73 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
74 Rename to copy_info_to_removed_store_destinations. Propagate
75 conflict hard regs and register stack attribute.
77 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
80 * pa.c (function_arg_padding): Pad complex and vector types upward in
82 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
84 2008-10-26 Matthias Klose <doko@ubuntu.com>
86 * doc/install.texi: Document requirements on antlr.
88 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
90 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
93 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
96 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
97 is defined, use it to modify the constant offset.
99 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
101 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
102 and short arguments to the correct location as mandated by the
105 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
107 PR rtl-optimization/37769
108 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
110 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
112 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
113 unwind-dw2-Os-4-200.o.
115 2008-10-24 Joseph Myers <joseph@codesourcery.com>
117 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
118 (convert_for_assignment): Remove ic_argpass_nonproto cases.
120 2008-10-24 Jakub Jelinek <jakub@redhat.com>
122 PR tree-optimization/36038
123 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
124 add sizetype IV with initial value zero instead of pointer type.
126 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
129 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
130 around bit operation.
131 * profile.c (is_edge_inconsistent): Likewise.
132 * fold-const.c (truth_value_p): Move from here...
133 * tree.h (truth_value_p): ... to here.
134 * c-tree.h (c_expr): Update description of original_code.
135 * c-typeck.c (parser_build_unary_op): Set original_code.
136 (parser_build_binary_op): Update call to warn_about_parentheses.
137 * c-common.c (warn_about_parentheses): Take two additional
138 arguments of the operands. Use a switch. Quote operators
139 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
140 Add warning about !x | y and !x & y.
141 * c-common.h (warn_about_parentheses): Update declaration.
143 2008-10-24 Jakub Jelinek <jakub@redhat.com>
145 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
146 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
147 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
149 (check-subtargets, check-%-subtargets, check-parallel-%): New
151 (check-%): For test targets listed in lang_checks_parallelized
152 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
153 run the testing in multiple make goals, possibly parallel, and
154 afterwards run dg-extract-results.sh to merge the sum and log files.
156 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
158 * config/mips/mips.c (mips_canonicalize_move_class): New function.
159 (mips_move_to_gpr_cost): Likewise.
160 (mips_move_from_gpr_cost): Likewise.
161 (mips_register_move_cost): Make more fine-grained.
163 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
165 * graphite.c (graphite_apply_transformations): Check for
167 * toplev.c (process_options): Add graphite_identity.
168 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
170 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
172 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
173 mulhisihl and mulhisihh builtins.
175 From Jie Zhang <jie.zhang@analog.com>
176 * config/bfin/bfin.md (composev2hi): Put operands into vector
179 2008-10-22 Chao-ying Fu <fu@mips.com>
181 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
183 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
185 From Mike Frysinger <michael.frysinger@analog.com>
186 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
187 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
188 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
189 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
190 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
191 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
192 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
193 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
194 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
195 __ADSPBF51x__ for all of them.
196 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
197 -mcpu bf512, bf514, bf516, and bf518.
198 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
199 bf512-none, bf514-none, bf516-none, and bf518-none.
200 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
201 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
202 * doc/invoke.texi (Blackfin Options): Document that
203 -mcpu now accepts bf512, bf514, bf516, and bf518.
205 2008-10-22 Jakub Jelinek <jakub@redhat.com>
208 * fold-const.c (build_range_type): For 1 .. signed_max
209 range call build_nonstandard_inter_type if signed_type_for
210 returned a type with bigger precision.
212 2008-10-22 Richard Guenther <rguenther@suse.de>
214 * tree.def (COMPLEX_TYPE): Constrain element type.
215 * tree.c (build_complex_type): Assert that.
216 * tree-ssa-structalias.c (could_have_pointers): Complex types
217 cannot have pointers.
219 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
222 * c-typeck.c (convert_for_assignment): Do not give declaration's
223 location for builtins. Spell out which type was expected and which
226 2008-10-22 Nick Clifton <nickc@redhat.com>
228 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
229 the fdpic register to be a target when running in fdpic mode.
231 2008-10-22 Rafael Espindola <espindola@google.com>
233 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
234 newly created statements.
236 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
239 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
240 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
241 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
243 2008-10-22 Jakub Jelinek <jakub@redhat.com>
246 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
247 Adjust -mcmodel=medium description for 2005-07-31 changes.
249 2008-10-22 Jan Hubicka <jh@suse.cz>
250 Jakub Jelinek <jakub@redhat.com>
253 * doc/invoke.texi: Remove references to obsoleted -d dumps.
255 2008-10-21 Richard Henderson <rth@redhat.com>
258 * emit-rtl.c (get_spill_slot_decl): Export.
259 * emit-rtl.h (get_spill_slot_decl): Declare.
260 * var-tracking.c (vt_add_function_parameters): Relax assertion
261 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
263 2008-10-21 Bob Wilson <bob.wilson@acm.org>
265 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
266 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
269 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
272 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
273 processed by get_maxval_strlen.
275 2008-10-21 David Edelsohn <edelsohn@gnu.org>
278 * tree.c (get_file_function_name): Copy first_global_object_name.
279 Centralize call to clean_symbol_name.
281 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
283 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
284 * config/svr4.h (SVR4_ASM_SPEC): New.
285 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
286 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
288 * doc/invoke.texi (Option Summary): Add -T to linker options.
289 (Link Options): Document -T.
291 2008-10-21 Jakub Jelinek <jakub@redhat.com>
293 * tree-inline.c (tree_inlinable_function_p): Remove tuples
296 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
300 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
302 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
304 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
307 2008-10-20 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
309 * doc/install.texi: Fix typos in previous patch.
311 2008-10-19 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
313 * doc/install.texi: Document in-tree building of gcc and mpfr.
315 2008-10-19 Richard Guenther <rguenther@suse.de>
317 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
319 2008-10-19 Manuel LÃ
\83³pez-IbÃ
\83¡Ã
\83±ez <manu@gcc.gnu.org>
322 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
324 (build_enumerator): Convert enumerators that fit in integer to
327 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.md (unnamed peephole2): Do not force memory
330 operands of arith or logical instructions into registers for
331 non-TARGET_READ_MODIFY targets.
333 (ffs_cmove): Change operand 0 predicate to register_operand.
334 Change operand 1 predicate to nonimmediate_operand.
336 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
338 2008-10-18 Richard Guenther <rguenther@suse.de>
340 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
341 VIEW_CONVERT_EXPR case against invalid gimple.
343 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
345 * c-parser.c (c_parser_binary_expression): Silence the
346 uninitialized variable warning emitted for binary_loc.
348 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
350 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
353 2008-10-16 Joseph Myers <joseph@codesourcery.com>
356 * c-typeck.c (build_unary_op): Use omit_one_operand for
357 IMAGPART_EXPR of real argument.
359 2008-10-16 Jakub Jelinek <jakub@redhat.com>
361 PR tree-optimization/37664
362 * fold-const.c (fold_binary): When optimizing comparison with
363 highest or lowest type's value, don't consider TREE_OVERFLOW.
365 2008-10-16 David Edelsohn <edelsohn@gnu.org>
368 * Makefile.in (coverage.o): Depend on $(TM_P_H).
369 * coverage.c: Include tm_p.h.
370 * config/rs6000/x-aix (jc1): Override LDFLAGS.
371 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
372 dollar signs from PREFIX.
373 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
374 instead of manual strip_name_encoding.
376 2008-10-16 Richard Guenther <rguenther@suse.de>
379 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
380 volatile qualified functions or methods as relevant.
382 2008-10-16 Jakub Jelinek <jakub@redhat.com>
384 PR tree-optimization/37525
385 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
386 sizetype unsigned constants, both in the case of C and bounds.
388 2008-10-15 Jan Hubicka <jh@suse.cz>
390 * ira-emit.c (change_regs): Return false when replacing reg by
393 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
396 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
397 HARD_REGNO_CALL_PART_CLOBBERED.
399 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
402 * ira-lives.c (mark_early_clobbers): Remove.
403 (make_pseudo_conflict, check_and_make_def_use_conflicts,
404 check_and_make_def_conflicts,
405 make_early_clobber_and_input_conflicts,
406 mark_hard_reg_early_clobbers): New functions.
407 (process_bb_node_lives): Call
408 make_early_clobber_and_input_conflicts and
409 mark_hard_reg_early_clobbers. Make hard register inputs live again.
411 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
412 early clobbers of pseudo-registers.
414 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
417 * ira-build.c (ira_flattening): Recalculate
418 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
419 from the scratch instead of the propagation.
421 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
423 * doc/rtl.texi (const_double): Remove the "addr" operand.
424 Describe CONST_DOUBLE_* macros under const_double rather
426 (const_fixed): Fix the operand description.
427 (const): Add an @findex directive.
428 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
429 after the constant rtl table.
430 (fix): Combine floating-point and fixed-point descriptions.
432 * sched-deps.c (sched_analyze_2): Remove reference to
435 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
437 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
439 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
440 for UNSPEC_GOTSYM_OFFs.
441 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
442 (add_GOT_to_pic_reg): Use it.
443 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
445 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
446 Harsha Jagasia <harsha.jagasia@amd.com>
448 PR tree-optimization/37485
449 * graphite.c (gmp_cst_to_tree): Moved.
450 (iv_stack_entry_is_constant): New.
451 (iv_stack_entry_is_iv): New.
452 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
453 (loop_iv_stack_insert_constant): New.
454 (loop_iv_stack_pop): Use new datatpype.
455 (loop_iv_stack_get_iv): Same.
456 (loop_iv_stack_get_iv_from_name): Same.
457 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
458 (loop_iv_stack_patch_for_consts): New.
459 (loop_iv_stack_remove_constants): New.
460 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
461 (translate_clast): Call loop_iv_stack_patch_for_consts and
462 loop_iv_stack_remove_constants.
463 (gloog): Use new datatype. Redirect construction edge to end
464 block to avoid accidental deletion.
465 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
467 (union iv_stack_entry_data): New. Data in iv stack entry.
468 (struct iv_stack_entry): New. Datatype for iv stack entries.
470 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
472 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
473 * graphite.c (free_scop): Same.
475 (free_scattering): New.
476 (build_cloog_prog): Call free_scattering.
477 (patch_phis_for_virtual_defs): Fix memleak.
478 (graphite_trans_bb_strip_mine): Same.
481 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
482 Harsha Jagasia <harsha.jagasia@amd.com>
484 PR tree-optimization/37828
485 * graphite.c (graphite_trans_loop_block): Do not loop block
488 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
490 PR tree-optimization/37686
491 * tree-loop-linear.c (linear_transform_loops): Build a
492 loop nest vector. Pass it to lambda_compute_access_matrices.
493 * tree-data-ref.h (struct access_matrix): Store the loop nest
494 relative to which it encodes the information.
495 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
496 (am_vector_index_for_loop): Reimplemented: iterate over the
497 loop nest for finding the loop index in the access matrix.
498 (lambda_compute_access_matrices): Update declaration.
499 * lambda-code.c (build_access_matrix): Pass the loop nest and
501 (lambda_compute_access_matrices): Same.
503 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
505 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
506 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
507 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
508 already implies hard float. Also fix several insn condition
509 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
511 2008-10-15 David Edelsohn <edelsohn@gnu.org>
514 Based on patches by Laurent Vivier.
515 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
516 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
517 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
518 dollar sign to underscore.
519 (ASM_OUTPUT_EXTERNAL): Same.
520 (ASM_OUTPUT_LABELREF): New.
521 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
523 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
524 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
525 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
526 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
528 2008-10-15 Jakub Jelinek <jakub@redhat.com>
530 PR tree-optimization/36881
531 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
532 that each value doesn't need runtime relocations, for !flag_pic
533 check that each value is just a valid initializer constant.
535 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
537 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
538 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
539 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
540 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
542 (REG_CLASS_NAMES): Update accordingly.
543 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
544 rather than an unpredictable descriptive string.
545 * config/mips/mips.c (mips_register_move_cost): Remove comment.
546 (mips_register_move_cost): Check for specific COP*_REGS classes,
547 instead of ALL_COP_AND_GR_REGS.
548 (mips_ira_cover_classes): New function.
549 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
550 (TARGET_IRA_COVER_CLASSES): Define.
552 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
555 * tree.c (build_type_attribute_qual_variant): Hash on the
556 unqualified type, and don't overwrite an existing
557 (type_hash_eq): Make the TYPE_NAME of the types significant, to
558 allow distinguishing between wchar_t and its underlying type. This
559 also means that we'll retain a little more typedef information.
561 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
562 Dmitry Melnik <dm@ispras.ru>
563 Dmitry Zhurikhin <zhur@ispras.ru>
564 Alexander Monakov <amonakov@ispras.ru>
565 Maxim Kuvyrkov <maxim@codesourcery.com>
567 * target.h (struct gcc_target): Update prototypes of needs_block_p
569 * haifa-sched.c (create_check_block_twin): Update calls to the above.
570 * sel-sched.c (create_speculation_check): Likewise.
571 * doc/tm.texi: Provide documentation for new target hooks.
573 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
574 (ia64_gen_spec_insn): Removed.
575 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
576 ia64_gen_spec_check): New static functions.
577 (ia64_alloc_sched_context, ia64_init_sched_context,
578 ia64_set_sched_context, ia64_clear_sched_context,
579 ia64_free_sched_context, ia64_get_insn_spec_ds,
580 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
581 (ia64_needs_block_p): Change prototype.
582 (ia64_gen_check): Rename to ia64_gen_spec_check.
583 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
584 into declaration, add special memory dependencies handling.
585 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
586 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
587 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
588 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
589 Define new target hooks.
590 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
591 (ia64_optimization_options): Turn on selective scheduling with -O3,
592 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
593 with selective scheduling.
594 (ia64_override_options): Initialize align_loops and align_functions
595 to 32 and 64, respectively. Set global selective scheduling flags
596 according to target-dependent flags.
597 (rtx_needs_barrier): Support UNSPEC_LDS_A.
598 (group_barrier_needed): Use new mstop-bit-before-check flag.
600 (dfa_state_size): Make global.
601 (spec_check_no, max_uid): Remove.
602 (mem_ops_in_group, current_cycle): New variables.
603 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
604 Initialize new variables.
605 (is_load_p, record_memory_reference): New functions.
606 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
608 (ia64_variable_issue): Change use of current_sched_info to
609 sched_deps_info. Update comment. Note if a load or a store is issued.
610 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
611 advance if maximal number of loads or stores was issued on current
613 (scheduled_good_insn): New static helper function.
614 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
615 a group barrier is needed. Fix vertical spacing. Guard the code
616 doing state transition with last_scheduled_insn check.
617 Mark that a stop bit should be before current insn if there was a
618 cycle advance. Update current_cycle and mem_ops_in_group.
619 (ia64_h_i_d_extended): Change use of current_sched_info to
620 sched_deps_info. Reallocate stops_p by larger chunks.
621 (struct _ia64_sched_context): New structure.
622 (ia64_sched_context_t): New typedef.
623 (ia64_alloc_sched_context, ia64_init_sched_context,
624 ia64_set_sched_context, ia64_clear_sched_context,
625 ia64_free_sched_context): New static functions.
626 (gen_func_t): New typedef.
627 (get_spec_load_gen_function): New function.
628 (SPEC_GEN_EXTEND_OFFSET): Declare.
629 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
630 (get_mode_no_for_insn): Change the condition that prevents use of
631 special hardware registers so it can now handle pseudos.
632 (get_spec_unspec_code): New function.
633 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
634 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
635 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
636 during selective scheduling.
637 (ia64_speculate_insn): Use ds_get_speculation_types when
638 determining whether we need to change the pattern.
639 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
640 (ia64_spec_check_src_p): Support new speculation/check codes.
641 (struct bundle_state): New field.
642 (issue_nops_and_insn): Initialize it.
643 (insert_bundle_state): Minimize mid-bundle stop bits.
644 (important_for_bundling_p): New function.
645 (get_next_important_insn): Use important_for_bundling_p.
646 (bundling): When shifting TImode from unimportant insns, ignore
647 also group barriers. Assert that best state is found before
648 the backward bundling pass. Print number of mid-bundle stop bits.
649 Minimize mid-bundle stop bits. Check correct calculation of
650 mid-bundle stop bits.
651 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
652 (final_emit_insn_group_barriers): Emit stop bits before insns starting
654 (sel2_run): New variable.
655 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
656 scheduling pass instead of schedule_ebbs.
658 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
659 (UNSPEC_LDS_A): New UNSPEC.
660 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
661 movti_internal, movsf_internal, movdf_internal,
662 movxf_internal): Make visible. Add speculable* attributes.
663 (output_c_nc): New mode attribute.
664 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
665 mov<mode>_nc, zero_extend<mode>di2_nc,
666 advanced_load_check_nc_<mode>): New insns.
667 (zero_extend*): Add speculable* attributes.
669 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
670 (msched-stop-bits-after-every-cycle): Likewise.
671 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
673 (msched-spec-verbose): Remove.
674 (msched-prefer-non-data-spec-insns,
675 msched-prefer-non-control-spec-insns,
676 msched-count-spec-in-critical-path,
677 msel-sched-dont-check-control-spec): Use Target Report Var
678 instead of Common Report Var.
680 * config/ia64/itanium2.md: Remove incorrect bypass.
682 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
684 2008-10-14 Jakub Jelinek <jakub@redhat.com>
687 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
690 2008-10-14 Ben Elliston <bje@au.ibm.com>
692 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
694 2008-10-13 Joseph Myers <joseph@codesourcery.com>
696 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
699 2008-10-13 Matthias Klose <doko@ubuntu.com>
701 * config/pa/linux-atomic.c: Work around missing header file
702 for hppa64-linux-gnu targets.
704 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
705 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
706 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
707 Grace Cao <grace_cao@playstation.sony.com>
709 * doc/invoke.texi (-mgen-cell-microcode): Document.
710 (-mwarn-cell-microcode): Document.
711 * cfglayout.c (locator_location): Export.
712 * rtl.h (locator_location): Define prototype.
713 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
715 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
716 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
717 (mwarn-cell-microcode): New option.
718 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
719 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
720 cell and not already set.
721 Turn off string instructions if not generating cell microcode.
722 (rs6000_final_prescan_insn): New function that warns about microcoded
724 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
725 * config/rs6000/rs6000.md
726 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
727 the instruction would have been microcoded on the Cell. Set cell_micro
728 to always on unnamed patterns for the string instructions.
729 (cell_micro): Update definition, remove load/store conditional
731 (sign_extend:DI): Define new pattern for non microcoded version.
732 (sign_extend:SI): Likewise.
733 (compare (div:P)): Set cell_micro to not.
734 (andsi3): Define as an expand.
735 (andsi3_mc): New pattern.
736 (andsi3_nomc): New pattern.
737 (andsi3_internal0_nomc): New pattern.
738 (andsi3_internal2): Rename to ...
739 (andsi3_internal2_mc): this and enable iff generating microcode.
740 (andsi3_internal3): Rename to ...
741 (andsi3_internal3_mc): this and enable iff generating microcode.
742 (andsi3_internal4): Enable iif generating microcode.
743 (andsi3_internal5): Rename to ..
744 (andsi3_internal5_mc): this and enable iff generating microcode.
745 (andsi3_internal5_nomc): New pattern.
746 (extzvdi_internal1): Enable iff generating microcode.
747 (extzvdi_internal2): Likewise.
748 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
749 (anddi3): Change to expand.
750 (anddi3_mc): Rename from anddi3.
751 (anddi3_no_mc): New pattern.
752 (anddi3_internal2): Rename to ..
753 (anddi3_internal2_mc): this and enable iff generating microcode.
754 (anddi3_internal2_nomc): New pattern.
755 (anddi3_internal3): Rename to ..
756 (anddi3_internal3_mc): this and enable iff generating microcode.
757 (anddi3_internal3_nomc): New pattern.
758 (movti_string): Set cell_micro to always if TARGET_STRING.
759 (stmsi8): Set cell_micro to always.
765 (stmsi8_power): Likewise.
766 (stmsi7_power): Likewise.
767 (stmsi6_power): Likewise.
768 (stmsi5_power): Likewise.
769 (stmsi4_power): Likewise.
770 (stmsi3_power): Likewise.
771 (movsi_update2): Enable iff generating microcode.
772 (movhi_update3): Likewise.
773 (lmw): Set cell_micro to always.
775 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
777 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
778 * config/s390/s390.c (machine_function): Remove
779 decomposed_literal_pool_addresses_ok_p.
780 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
781 the difference of two labels.
782 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
783 (s390_pool_offset): New function.
784 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
785 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
787 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
789 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
790 (powerpc*-*-linux-gnu*): Describe.
791 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
792 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
793 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
794 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
795 config/rs6000/e500crtres32gpr.asm,
796 config/rs6000/e500crtres64gpr.asm,
797 config/rs6000/e500crtres64gprctr.asm,
798 config/rs6000/e500crtrest32gpr.asm,
799 config/rs6000/e500crtrest64gpr.asm,
800 config/rs6000/e500crtresx32gpr.asm,
801 config/rs6000/e500crtresx64gpr.asm,
802 config/rs6000/e500crtsav32gpr.asm,
803 config/rs6000/e500crtsav64gpr.asm,
804 config/rs6000/e500crtsav64gprctr.asm,
805 config/rs6000/e500crtsavg32gpr.asm,
806 config/rs6000/e500crtsavg64gpr.asm,
807 config/rs6000/e500crtsavg64gprctr.asm: Use it.
808 * config/rs6000/crtsavres.asm: Really remove.
810 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
813 * c-format.c (convert_format_name_to_system_name): Use
814 TARGET_OVERRIDES_FORMAT_INIT.
815 * config.gcc (extra_options): Add for mingw targets mingw.opt.
816 * config/i386/mingw.opt: New.
817 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
818 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
819 (ms_printf_length_specs): Removed const specifier.
820 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
821 * doc/invoke.texi (Wno-pedantic-ms-format): New.
823 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
825 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
826 * doc/install.texi: Bump recommended MPFR to 2.3.2.
828 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
831 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
832 sure that ref has valid bb.
834 2008-10-12 Richard Henderson <rth@redhat.com>
837 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
838 * alias.c (value_addr_p, stack_addr_p): Remove.
839 (nonoverlapping_memrefs_p): Remove IRA special case.
840 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
841 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
842 * reload1.c (alter_reg): Use it.
844 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
847 of registers instead of eax, ebx, ecx and edx. Use for loop
848 and check register for non-zero value before the call
849 to decode_caches_intel.
851 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
853 PR rtl-optimization/37448
854 * df.h: (df_ref_class): New enum.
855 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
856 (struct df_ref): Replaced with union df_ref_d.
857 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
858 New members of df_ref_d union.
859 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
860 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
861 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
862 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
863 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
864 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
865 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
866 (df_scan_bb_info, df_bb_regno_first_def_find,
867 df_bb_regno_last_def_find, df_find_def, df_find_use,
868 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
869 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
870 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
871 df_get_artificial_defs, df_get_artificial_uses, union_defs)
872 Replaced struct df_ref * with df_ref.
873 * df-scan.c (df_collection_rec, df_null_ref_rec,
874 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
875 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
876 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
877 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
878 df_reorganize_refs_by_reg_by_reg,
879 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
880 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
881 df_sort_and_compress_refs, df_install_ref, df_install_refs,
882 df_ref_record, df_get_conditional_uses, df_get_call_refs,
883 df_bb_refs_record, df_exit_block_uses_collect,
884 df_record_exit_block_uses, df_reg_chain_mark,
885 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
886 df_ref * with df_ref.
887 (df_ref_record, df_uses_record, df_ref_create_structure): Added
888 df_ref_class parameter.
889 (df_scan_problem_data): Added new pools for different types of refs.
890 (df_scan_free_internal, df_scan_alloc, df_free_ref,
891 df_ref_create_structure): Processed new ref pools.
892 (df_scan_start_dump): Added counts of refs and insns.
893 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
894 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
895 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
896 code to pass df_ref_class down to ref creation functions.
897 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
898 df_reg_chain_mark): Use macros to hide references to df_refs.
899 (df_ref_chain_change_bb): Removed.
900 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
901 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
902 Enhanced to understand df_ref union structure.
903 * fwprop.c (local_ref_killed_between_p, use_killed_between,
904 all_uses_available_at, update_df, try_fwprop_subst,
905 forward_propagate_subreg, forward_propagate_and_simplify,
906 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
907 df_ref * with df_ref.
908 (use_killed_between, all_uses_available_at): Use macros to hide
909 references to df_refs.
910 * regstat.c (regstat_bb_compute_ri,
911 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
913 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
914 see_handle_relevant_refs, see_analyze_one_def,
915 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
916 struct df_ref * with df_ref.
917 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
918 global_conflicts): Replaced struct df_ref * with df_ref.
919 * ddg.c (create_ddg_dep_from_intra_loop_link,
920 add_cross_iteration_register_deps, build_inter_loop_deps):
921 Replaced struct df_ref * with df_ref.
922 (create_ddg_dep_from_intra_loop_link,
923 add_cross_iteration_register_deps): Use macros to hide references
925 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
926 df_ref * with df_ref.
927 * df-core.c (df_bb_regno_first_def_find,
928 df_bb_regno_last_def_find, df_find_def, df_find_use,
929 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
930 debug_df_ref): Replaced struct df_ref * with df_ref.
931 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
932 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
934 * web.c (union_defs, entry_register, replace_ref, web_main):
935 Replaced struct df_ref * with df_ref.
936 (union_defs, replace_ref): Use macros to hide references to df_refs.
937 * global.c (compute_regs_asm_clobbered, build_insn_chain):
938 Replaced struct df_ref * with df_ref.
939 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
940 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
941 Replaced struct df_ref * with df_ref.
942 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
943 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
945 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
946 * df-byte-scan.c (df_compute_accessed_bytes_extract,
947 df_compute_accessed_bytes_strict_low_part,
948 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
949 Replaced struct df_ref * with df_ref.
950 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
951 * init-regs.c (initialize_uninitialized_regs): Replaced struct
952 df_ref * with df_ref.
953 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
954 check_dependency, check_dependencies, record_uses): Replaced
955 struct df_ref * with df_ref.
956 (invariant_for_use, check_dependency): Use macros to hide
957 references to df_refs.
958 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
959 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
960 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
961 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
962 references to df_refs.
963 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
965 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
966 * df-problems.c (df_rd_bb_local_compute_process_def,
967 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
968 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
969 df_chain_remove_problem, df_chain_create_bb_process_use,
970 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
971 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
972 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
973 df_byte_lr_simulate_artificial_refs_at_top,
974 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
975 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
976 df_simulate_uses, df_simulate_artificial_refs_at_end,
977 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
979 (df_chain_dump): Use macros to hide references to df_refs.
980 * config/mips/mips.c (r10k_simplify_address): Replaced struct
981 df_ref * with df_ref.
982 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
983 mark_artificial_uses, mark_reg_dependencies,
984 byte_dce_process_block): Replaced struct df_ref * with df_ref.
986 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
988 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
990 (array_ref_element_size): Likewise.
991 (array_ref_low_bound): Likewise.
992 (array_ref_up_bound): Likewise.
993 * expr.c (contains_packed_reference): Likewise.
994 (array_ref_element_size): Likewise.
995 (array_ref_low_bound): Likewise.
996 (array_ref_up_bound): Likewise.
997 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
998 with ARRAY_RANGE_REF.
999 (idx_find_step): Likewise.
1000 (idx_record_use): Likewise.
1001 (strip_offset_1): Likewise.
1002 (idx_remove_ssa_names): Likewise.
1004 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1005 Andi Kleen <ak@linux.intel.com>
1007 * config/i386/cpuid.h (__cpuid_count): New defines.
1008 * config/i386/driver-i386.c (struct cache_desc): New structure.
1009 (describe_cache): Use struct cache_desc to pass cache descriptions.
1010 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1011 (detect_caches_amd): Use struct cache_desc to describe caches.
1012 (decode_caches_intel): Use struct cache_desc to pass cache
1013 descriptions. Update descriptions to match latest (rev -032,
1014 December 2007) CPUID documentation. Do not check valid bit here.
1015 Check for Xeon MP value 0x49 problems.
1016 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1017 Check valid bit before calling decode_caches_intel. Detect number
1018 of times to repeat CPUID instruction.
1019 (detect_caches_cpuid4): New function.
1020 (detect_caches_intel): Depending on max_level, call
1021 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1022 only when other methods fail to provide valid L2 cache description.
1024 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1027 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1028 it to PIC call patterns.
1029 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1030 code generation and attributes from pattern. Change peephole2 to split
1031 for noreturn case. Revise split pattern for non noreturn case.
1032 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1033 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1034 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1037 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1039 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1040 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1042 (divdf3): Reformat long line.
1044 2008-10-11 Michael J. Eager <eager@eagercon.com>
1046 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1048 (rs6000_handle_option): Process -mfpu options.
1049 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1050 (enum fpu_type_t): New.
1051 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1052 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1054 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1055 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1056 * config/rs6000/rs6000.opt (-mfpu): New.
1057 (-mxilinx-fpu): New.
1058 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1059 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1060 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1061 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1062 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1064 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1067 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1068 LO_SUM on Darwin if mode has just one unit.
1070 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1073 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1074 has been optimized out.
1076 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1078 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1079 instead of PIC_DIRECT_ADDR_P.
1080 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1081 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1082 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1083 (PIC_OFFSET_P): Rename to...
1084 (PCREL_SYMOFF_P): ...this.
1085 (PIC_DIRECT_ADDR_P): Delete.
1086 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1088 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1089 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1090 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1091 * config/sh/sh.c (print_operand): Remove CONST handling.
1092 (unspec_caller_rtx_p): Rewrite to use split_const and check
1093 the operands of UNSPEC bases.
1094 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1095 with (unspec [A B] UNSPEC_SYMOFF).
1096 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1097 UNSPEC_PCREL_SYMOFF.
1098 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1099 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1100 (UNSPEC_EXTRACT_U16): Likewise.
1101 (UNSPEC_SYMOFF): Likewise.
1102 (UNSPEC_PCREL_SYMOFF): Likewise.
1103 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1105 (movsi_const_16bit): Likewise.
1106 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1107 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1108 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1109 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1110 with (unspec [A B] UNSPEC_SYMOFF).
1111 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1112 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1113 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1114 (Csu): Likewise UNSPEC_EXTRACT_U16.
1115 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1116 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1118 2008-10-10 Stepan Kasal <skasal@redhat.com>
1120 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1121 for loop strip mining and loop blocking.
1123 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1125 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1126 vary types depending on debug info.
1128 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1130 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1131 before ensuring it's already computed.
1133 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1135 * rtl.h (locator_eq): New decl.
1136 * cfglayout.c (locator_scope): New function.
1137 (insn_scope): Use it.
1138 (locator_eq): New function.
1139 (fixup_reorder_chain): Search for last insn in src bb
1140 that has locator set or first insn in dest bb. Use
1141 locator_eq instead of == to compare locators.
1142 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1143 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1144 == to compare locators.
1146 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1148 * gimple-low.c (lower_function_body, lower_gimple_return,
1149 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1150 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1151 goto_block on edges if goto_locus is known.
1154 * tree.h (get_object_alignment): Declare.
1155 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1156 get_object_alignment if needed.
1157 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1159 (get_object_alignment): ... here. New function. Try harder to
1160 determine alignment from get_inner_reference returned offset.
1162 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1164 * graphite.c (gloog): Don't call find_unreachable_blocks
1165 before delte_unreachable_blocks.
1167 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1168 goto_locus of true_edge into RTL locator.
1170 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1172 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1173 (*jcc_btdi_mask_rex64): Ditto.
1175 (*jcc_btsi_mask): Ditto.
1176 (*jcc_btsi_1): Ditto.
1177 (*jcc_btsi_mask_1): Ditto.
1179 2008-10-08 Paul Brook <paul@codesourcery.com>
1181 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1182 compatible profiler (__gnu_mcount_nc).
1183 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1185 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1187 * config/i386/i386.c (initial_ix86_tune_features): Add
1188 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1189 * config/i386/i386.h (ix86_tune_indices): Likewise.
1190 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1192 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1193 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1194 for FP to FP splitters.
1196 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1198 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1201 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1205 PR rtl-optimization/37341
1206 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1207 to ORIG_BB, pass through ORIG_BB recursively.
1208 (cse_condition_code_reg): Adjust caller.
1210 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1212 * sdbout.c (sdbout_one_type): Treat the value type
1213 CONST_DECL for enumerals.
1215 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.md: Remove trailing white spaces.
1219 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1221 PR rtl-optimization/37448
1222 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1223 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1225 (struct output_info) [count]: Renamed total_created and made
1227 (struct output_info) [size]: Renamed total_allocated and made
1229 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1230 Properly keep track of desc->size.
1231 (print_statistics, dump_alloc_pool_statistics): Enhance the
1232 printing of statistics to print the number of elements and to use
1235 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1238 * opts.h (CL_SAVE): Move up to flags range.
1239 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1240 CL_COMMON): Renumber.
1241 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1242 * opts.c (common_handle_option): Revert last change.
1244 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1246 * config/i386/i386-protos.h (ix86_schedule): New.
1248 * config/i386/i386.c (ix86_schedule): New.
1249 (override_options): Add schedule to processor_alias_table. Set
1250 ix86_schedule from the schedule field in processor_alias_table.
1251 (ix86_function_specific_save): Save ix86_schedule.
1252 (ix86_function_specific_restore): Restore ix86_schedule.
1254 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1255 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1258 * config/i386/i386.opt: Add schedule.
1260 * config/i386/ppro.md: Remove generic32.
1262 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1265 * expr.c (count_type_elements): Handle ERROR_MARK.
1267 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1272 * basic-block.h (struct edge_def): Add goto_block field.
1273 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1274 one insn with locus corresponding to edge's goto_locus if !optimize.
1275 * profile.c (branch_prob): Copy edge's goto_block.
1276 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1278 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1279 locator in between the merged basic blocks if !optimize and needed.
1280 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1281 goto_locus into RTL locator. For unconditional jump use that
1282 locator for the jump insn.
1283 (expand_gimple_cond): Convert goto_block and goto_locus into
1284 RTL locator for all remaining edges. For unconditional jump
1285 use that locator for the jump insn.
1286 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1287 there is more than one edge or insn locator along the forwarding
1288 edges and !optimize. If there is just one, set e->goto_locus.
1289 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1291 (move_block_to_fn): Adjust edge's goto_block.
1293 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1296 * expmed.c (expand_mult): Properly check DImode constant in
1299 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1302 * dwarf2out.c (common_block_die_table): New variable.
1303 (common_block_die_table_hash, common_block_die_table_eq): New
1305 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1306 COMMON block in the current scope rather than globally. Optimize
1307 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1308 DW_OP_addr SYMBOL_REF+off.
1310 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1312 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1313 Return true for non-addressable GIMPLE operands.
1315 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1318 * config/i386/i386.c (initial_ix86_tune_features): Remove
1319 X86_TUNE_USE_BIT_TEST.
1320 * config/i386/i386.h (ix86_tune_indices): Likewise.
1321 (TARGET_USE_BIT_TEST): Removed.
1323 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1325 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1327 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1329 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1330 (mul<mode>3_mul3): ... into this new template.
1332 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1334 * gimplify.c (gimplify_arg): Add location argument. Use it.
1335 (gimplify_call_expr): Pass location to gimplify_arg.
1336 (gimplify_modify_expr_to_memcpy): Same.
1337 (gimplify_modify_expr_to_memset): Same.
1339 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1341 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1342 Update calls to build_unary_op and build_indirect_ref for location
1345 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1348 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1349 * c-typeck.c (array_to_pointer_conversion): Pass location to
1351 (function_to_pointer_conversion): Use error_at and warning_at.
1352 (build_indirect_ref): Same.
1353 (build_array_ref): Pass location to build_binary_op.
1354 (parser_build_unary_op): Do not set location after calling
1356 (build_unary_op): Add location argument. Use it throughout. Set
1357 EXPR_LOCATION before returning new tree.
1358 (build_modify_expr): Same.
1359 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1361 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1362 build_indirect_ref, build_modify_expr.
1363 (c_finish_omp_for): Same. Use error_at instead of error.
1364 * c-common.c (c_common_truthvalue_conversion): Pass location to
1366 (warn_for_div_by_zero): Add location argument.
1367 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1368 build_unary_op, warn_for_div_by_zero.
1369 * c-parser.c (c_parser_typeof_specifier): Use
1370 protected_set_expr_location.
1371 (c_parser_statement_after_labels): Same.
1372 (c_parser_condition): Same.
1373 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1374 (c_parser_conditional_expression): Use protected_set_expr_location.
1375 (c_parser_unary_expression): Pass location to build_indirect_ref.
1376 (c_parser_postfix_expression_after_primary): Pass location to
1377 build_indirect_ref, build_unary_op.
1378 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1380 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1382 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1383 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1384 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1386 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1387 (mips_issue_rate): Handle PROCESSOR_R10000.
1388 * config/mips/mips.md (cpu): Add r10000.
1390 * config/mips/10000.md: New file.
1392 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1394 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1395 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1396 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1398 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1400 * config/darwin-protos.h (machopic_function_base_name): Delete.
1401 (machopic_function_base_sym): Likewise.
1402 (machopic_gen_offset): Declare.
1403 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1404 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1405 * config/darwin.c (machopic_function_base_name): Delete.
1406 (machopic_function_base_sym): Likewise.
1407 (gen_pic_offset): Rename to...
1408 (machopic_gen_offset): ...this and remove the pic_base argument.
1409 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1410 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1411 crtl->uses_pic_offset_table.
1412 (machopic_indirect_data_reference): Use new machopic_gen_offset
1414 (machopic_legitimize_pic_address): Likewise.
1415 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1417 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1418 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1419 * config/i386/i386.c (output_set_got): Likewise.
1420 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1422 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1423 (legitimate_address_p): Likewise.
1424 (output_pic_addr_const): Likewise.
1425 (output_addr_const_extra): Likewise.
1426 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1427 match an UNSPEC rather than a MINUS.
1428 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1429 (builtin_setjmp_receiver): Use machopic_gen_offset.
1430 * config/i386/predicates.md (pic_symbolic_operand): Handle
1431 UNSPEC_MACHOPIC_OFFSET.
1433 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1434 Use machopic_gen_offset and machopic_operand_p.
1435 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1436 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1437 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1438 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1439 Set crtl->uses_pic_offset_table.
1441 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1443 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1445 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1446 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1447 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1448 (constant_pool_expr_p): Use split_const and check the base.
1449 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1451 (legitimate_constant_pool_address_p): Check toc_relative_p
1452 instead of constant_pool_expr_p.
1453 (print_operand_address): Always use output_addr_const for
1454 constant pool addresses.
1455 (rs6000_output_addr_const_extra): New function.
1456 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1458 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1462 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1463 (mark_ref_live, mark_ref_dead): Use them.
1464 (def_conflicts_with_inputs_p): Remove.
1465 (mark_early_clobbers): New function.
1466 (process_bb_node_lives): Call preprocess_constraints and
1467 mark_early_clobbers.
1469 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1471 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1473 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1474 lib with -mthread switch.
1476 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1479 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1480 function in two, making it call a new and reusable
1481 dwarf2out_imported_module_or_decl() that takes the containing
1482 BLOCK of the declaration in argument.
1483 (dwarf2out_imported_module_or_decl_real): New function.
1484 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1485 IMPORTED_DECL in account.
1486 * tree.def: Added IMPORTED_DECL node type.
1487 * tree.h: Added accessors for IMPORTED_DECL nodes.
1488 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1490 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1492 * doc/gimple.texi: Fix some typos, wrap some long lines,
1493 fix some broken wraps with continuations.
1494 * tree-ssa-reassoc.c: Fix comment typos.
1496 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1499 * pa.c (legitimize_pic_address): Force function labels to memory in
1502 2008-10-04 Anton Blanchard <anton@samba.org>
1504 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1505 (rs6000_split_atomic_op): Same.
1506 (rs6000_split_compare_and_swap): Same.
1507 (rs6000_split_compare_and_swapqhi): Same.
1509 2008-10-04 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1512 instead of pointer equality.
1513 (vn_nary_op_eq): Likewise.
1515 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1517 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1519 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1520 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1522 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1524 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1525 Revert previous change.
1527 2008-10-03 Tom Tromey <tromey@redhat.com>
1529 * stringpool.c (ggc_alloc_string): Terminate string.
1531 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1533 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1534 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1535 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1538 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1541 2008-10-03 Pascal Obry <obry@adacore.com>
1543 * gcov.c (create_file_names): Properly handle UNIX and DOS
1544 directory separators.
1545 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1546 separator to '~' to ensure clean filenames on Windows.
1548 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1550 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1551 Add a null terminator to the stripped name.
1553 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1555 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1556 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1557 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1558 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1559 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1560 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1561 TARGET_SINGLE_FLOAT.
1563 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1565 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1567 2008-10-02 Richard Guenther <rguenther@suse.de>
1570 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1571 and VECTOR_TYPE recurse with useless_type_conversion_p which
1572 properly handles void pointer conversion.
1574 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1577 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1578 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1580 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1582 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1583 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1584 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1585 they translate to non builtins.
1586 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1587 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1588 __builtin_vec_promote, __builtin_vec_extract, and
1589 __builtin_vec_insert.
1590 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1591 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1592 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1593 * config/rs6000/altivec.h (vec_extract): Define
1594 (vec_insert): Define.
1595 (vec_splats): Define.
1596 (vec_promote): Define.
1598 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1599 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1600 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1602 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1604 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1605 prototype. Add new parameter, blk.
1606 Use BLKmode for the MEM if blk is true.
1607 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1608 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1609 ALTIVEC_BUILTIN_STVRXL.
1610 Update usage of altivec_expand_lv_builtin.
1611 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1612 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1613 (altivec_init_builtins): If compiling for the Cell, also define the
1615 * config/rs6000/rs6000.h (rs6000_builtins): Define
1616 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1617 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1618 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1619 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1620 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1621 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1622 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1623 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1624 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1625 UNSPEC_STVRX, and UNSPEC_STVRXL.
1626 (altivec_lvlx): New pattern.
1627 (altivec_lvlxl): New pattern.
1628 (altivec_lvrx): New pattern.
1629 (altivec_lvrxl): New pattern.
1630 (altivec_stvlx): New pattern.
1631 (altivec_stvlxl): New pattern.
1632 (altivec_stvrx): New pattern.
1633 (altivec_stvrxl): New pattern.
1634 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1635 (vec_lvlxl): Likewise.
1636 (vec_lvrx): Define if PPU is defined.
1637 (vec_lvrxl): Likewise.
1638 (vec_stvlx): Define if PPU is defined.
1639 (vec_stvlxl): Likewise.
1640 (vec_stvrx): Define if PPU is defined.
1641 (vec_stvrxl): Likewise.
1643 2008-10-01 Geert Bosch <bosch@adacore.com>
1645 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1647 2008-10-01 Richard Guenther <rguenther@suse.de>
1649 PR tree-optimization/37617
1650 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1651 do not add to the NEW_SETS.
1653 2008-10-01 Richard Guenther <rguenther@suse.de>
1656 * tree-vrp.c (execute_vrp): If we optimized away the default
1657 case make sure to promote the label that got in place of it
1658 to a default case label.
1660 2008-10-01 Richard Henderson <rth@redhat.com>
1663 * tree-complex.c (set_component_ssa_name): Don't optimize
1664 is_gimple_min_invariant values with ssa_names in abnormal phis.
1666 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1668 PR tree-optimization/37662
1669 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1670 commutative binary operation if they are in the wrong order and
1671 fold_build2 produces non-GIMPLE.
1673 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1675 PR tree-optimization/37662
1676 PR tree-optimization/37663
1677 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1678 get_value_range with non-SSA_NAME. Don't assert operands have been
1679 folded, instead just bail out.
1681 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1683 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1685 2008-09-30 Richard Guenther <rguenther@suse.de>
1688 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1689 build restrict-qualified pointers.
1690 (vectorizable_store): Move alias check later.
1691 (vectorizable_load): Likewise.
1693 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1695 * c-common.c (empty_if_body_warning): Remove.
1696 * c-common.h (empty_if_body_warning): Remove.
1697 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1698 here the -Wempty-body warning for `if' and `else' statements.
1699 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1701 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/i386.opt: Add msse2avx.
1705 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1706 * config/i386/linux64.h (ASM_SPEC): Likewise.
1708 * doc/invoke.texi: Document -msse2avx.
1710 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1712 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1714 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1716 * ifcvt.c (noce_emit_store_flag): If using condition from original
1717 jump, reverse it if if_info->cond was reversed.
1719 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1721 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1722 non-constant memory if it cannot be forced to constant memory.
1723 Overhaul surrounding code and factor out common condition.
1725 2008-09-29 Jeff Law <law@redhat.com>
1727 * reload1.c (alter_reg): Add missing curly braces.
1729 2008-09-29 Michael J. Eager <eager@eagercon.com>
1731 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1733 * config/rs6000/rs6000.c (rs6000_override_options): Move
1734 rs6000_init_hard_regno_mode_ok after all options changed.
1735 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1736 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1737 -msimple-fpu flags. Add warning messages if single FP not configured.
1738 (rs6000_file_start): Output gnu_attribute for single-float.
1739 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1740 (rs6000_legitimize_address): Likewise.
1741 (rs6000_legitimize_reload_address): Likewise.
1742 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1743 TARGET_SINGLE_FLOAT.
1744 (function_arg_advance): Likewise (partial conversion).
1745 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1746 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1747 TARGET_SINGLE_FLOAT.
1748 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1749 (rs6000_emit_prologue): Likewise.
1750 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1751 TARGET_SINGLE_FLOAT.
1752 (rs6000_libcall_value): Likewise.
1753 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1754 (TARGET_DOUBLE_FLOAT): New default to 1
1755 (TARGET_SIMPLE_FPU): New default to 0
1756 (TARGET_SINGLE_FPU): New default to 0
1757 (TARGET_SINGLE_FLOAT_MODE): New.
1758 (TARGET_DOUBLE_FLOAT_MODE): New.
1759 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1760 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1762 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1763 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1764 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1765 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1766 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1767 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1768 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1769 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1770 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1771 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1772 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1773 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1774 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1775 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1776 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1777 cmptf_internal1, *cmptf_internal2): Condition on
1778 TARGET_DOUBLE_FLOAT.
1779 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1780 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1781 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1782 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1783 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1784 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1785 TARGET_SINGLE_FLOAT.
1786 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1787 * config/rs6000/rs6000.opt (-msingle-float): New.
1788 (-mdouble-float): New.
1789 (-msimple-fpu): New.
1790 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1791 -msingle-float, -mdouble-float, -msimple-fpu options.
1792 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1793 _SOFT_DOUBLE for -msingle-float.
1794 * config.gcc: New config for target=powerpc-xilinx-eabi.
1796 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1798 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1799 have exit and entry.
1800 (new_scop): Take entry and exit edge to define new SCoP.
1801 (sd_region_p): New structure used during SCoP detection.
1802 (move_scops): Delete.
1803 (move_sd_regions): New.
1804 (scopdet_info): Change the definition from edges back to basic_blocks.
1805 (scopdet_edge_info): Work on basic_blocks and rename to
1806 scopdet_basic_block_info.
1807 (split_difficult_bb): At the moment removed. We should later
1808 add it at another place.
1809 (build_scops_1): Work on basic_blocks.
1810 (bb_in_sd_region): New.
1811 (find_single_entry_edge): New.
1812 (find_single_exit_edge): New.
1813 (create_single_entry_edge): New.
1814 (sd_region_without_exit): New.
1815 (create_single_exit_edge): New.
1816 (unmark_exit_edges): New.
1817 (mark_exit_edges): New.
1818 (create_sese_edges): New.
1819 (build_graphite_scops): New.
1820 (build_scops): Make SCoPs SESE.
1821 (limit_scops): Use the new functions.
1823 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1825 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1827 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1830 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1831 address to a register before taking the lower part.
1833 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1835 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1838 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1839 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1842 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1843 the newly created variable.
1844 Create a VECTOR_CST of all 1s for vector types.
1846 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1849 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1851 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1853 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1854 order to convert between modes.
1855 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1857 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1859 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1862 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1865 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1869 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1871 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1872 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1873 them to yield false with MIPS16.
1875 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1878 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1879 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1880 mem_loc_descriptor failed. Accept UNSPEC.
1881 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1882 fail if one of the loc_descriptor calls for pieces failed.
1883 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1884 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1885 if loc_descriptor_from_tree_1 on offset failed.
1888 * opts.c (common_handle_option): Don't call print_specific_help with
1889 CL_SAVE as first argument.
1891 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1892 Steve Ellcey <sje@cup.hp.com>
1894 * configure: Regenerate for new libtool.
1895 * aclocal.m4: Ditto.
1897 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1899 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1900 alias set on MEM when saving stack pointer.
1901 * config/rs6000/rs6000.md (allocate_stack): Likewise
1903 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1905 PR tree-optimization/37574
1906 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1907 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1908 instead of vector_type for constants. Take computation out of loop.
1909 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1910 and use only vector_type for invariant case.
1911 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1913 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1916 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1917 the decl is a VAR_DECL or FUNCTION_DECL.
1919 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1922 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1923 (mark_ref_live, mark_ref_dead): Use them.
1924 (def_conflicts_with_inputs_p): Remove.
1925 (mark_early_clobbers): New function.
1926 (process_bb_node_lives): Call preprocess_constraints and
1927 mark_early_clobbers.
1929 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1931 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1934 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1935 (ira_compress_allocno_live_ranges): New prototype.
1937 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1938 (coalesced_allocnos_living_at_program_points): New.
1939 (coalesced_allocnos_live_at_points_p,
1940 set_coalesced_allocnos_live_points): New functions.
1941 (coalesce_spill_slots): Rewrite.
1943 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1944 ira_compress_allocno_live_ranges): New functions.
1946 * ira-build.c (ira_flattening): Call
1947 ira_compress_allocno_live_ranges.
1950 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1955 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1957 * combine.c (make_compound_operation): Handle the 'E' format.
1958 (count_rtxs): Likewise.
1959 (update_table_tick): Likewise.
1960 (get_last_value_validate): Likewise.
1962 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1964 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1966 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1968 * matrix-reorg.c (transform_allocation_sites): Initializers
1969 added to avoid the warning.
1971 2008-09-25 Martin Jambor <mjambor@suse.cz>
1973 * cgraph.c (free_nodes): New variable.
1974 (NEXT_FREE_NODE): New macro.
1975 (cgraph_create_node): Reuse nodes from the free list. Do not
1976 update uid if doing so.
1977 (cgraph_remove_node): Add the node to the free list.
1979 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1981 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1983 2008-09-24 Richard Henderson <rth@redhat.com>
1985 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1986 * unwind-dw2.c (execute_stack_op): Handle it.
1988 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1991 2008-09-24 Michael J. Eager <eager@eagercon.com>
1993 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1995 * c-common.c (fname_decl): New location argument.
1996 * c-common.h (fname_decl): Same.
1997 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1999 (c_parser_typeof_specifier): Same.
2000 (c_parser_parms_list_declarator): Same.
2001 (c_parser_asm_string_literal): Same.
2002 (c_parser_compound_statement_nostart): Same.
2003 (c_parser_label): Same.
2004 (c_parser_do_statement): Same.
2005 (c_parser_asm_statement): Same.
2006 (c_parser_unary_expression): Same.
2007 (c_parser_sizeof_expression): Same.
2008 (c_parser_postfix_expression): Same.
2009 (c_parser_pragma): Same.
2010 (c_parser_omp_clause_collapse): Same.
2011 (c_parser_omp_clause_num_threads): Same.
2012 (c_parser_omp_clause_schedule): Same.
2013 (c_parser_omp_all_clauses): Same.
2014 (c_parser_omp_sections_scope): Same.
2015 (c_parser_omp_for_loop): Same. Pass condition's location to
2016 c_objc_common_truthvalue_conversion.
2017 (c_parser_enum_specifier): Remove comment.
2019 2008-09-24 Michael J. Eager <eager@eagercon.com>
2021 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2023 * config/rs6000/rs6000.c (rs6000_override_options): Move
2024 rs6000_init_hard_regno_mode_ok after all options changed.
2025 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2026 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2027 -msimple-fpu flags. Add warning messages if single FP not configured.
2028 (rs6000_file_start): Output gnu_attribute for single-float.
2029 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2030 (rs6000_legitimize_address): Likewise.
2031 (rs6000_legitimize_reload_address): Likewise.
2032 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2033 TARGET_SINGLE_FLOAT.
2034 (function_arg_advance): Likewise.
2035 (function_arg): Likewise.
2036 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2037 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2038 TARGET_SINGLE_FLOAT.
2039 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2040 (rs6000_emit_prologue): Likewise.
2041 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2042 TARGET_SINGLE_FLOAT.
2043 (rs6000_libcall_value): Likewise.
2044 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2045 (TARGET_DOUBLE_FLOAT): New default to 1
2046 (TARGET_SIMPLE_FPU): New default to 0
2047 (TARGET_SINGLE_FPU): New default to 0
2048 (TARGET_SINGLE_FLOAT_MODE): New.
2049 (TARGET_DOUBLE_FLOAT_MODE): New.
2050 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2051 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2053 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2054 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2055 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2056 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2057 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2058 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2059 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2060 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2061 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2062 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2063 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2064 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2065 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2066 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2067 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2068 cmptf_internal1, *cmptf_internal2): Condition on
2069 TARGET_DOUBLE_FLOAT.
2070 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2071 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2072 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2073 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2074 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2075 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2076 TARGET_SINGLE_FLOAT.
2077 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2078 * config/rs6000/rs6000.opt (-msingle-float): New.
2079 (-mdouble-float): New.
2080 (-msimple-fpu): New.
2081 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2082 -msingle-float, -mdouble-float, -msimple-fpu options.
2083 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2084 _SOFT_DOUBLE for -msingle-float.
2085 * config.gcc: New config for target=powerpc-xilinx-eabi.
2087 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2089 * config/sparc/constraints.md: New file.
2090 * config/sparc/sparc.md: Include it.
2091 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2092 (sparc_extra_constraint_check): Delete.
2093 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2094 (memory_ok_for_ldd): New predicate.
2095 (sparc_extra_constraint_check): Delete.
2096 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2097 (CONST_OK_FOR_LETTER_P): Likewise.
2098 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2099 (EXTRA_CONSTRAINT): Likewise.
2101 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2103 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2105 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2107 * alias.c (find_base_value): Use FIND_BASE_TERM.
2108 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2110 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2112 * config/i386/i386.c: Include cselib.h.
2113 (ix86_pic_register_p): New function.
2114 (ix86_delegitimize_address): Use it to check for the PIC register.
2116 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2118 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2119 * config/i386/i386.c (ix86_find_base_term): Don't check for
2120 SYMBOL_REF and LABEL_REF.
2122 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2124 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2125 constant PLUS in a CONST.
2127 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2129 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2130 check for sibcall support for w64.
2132 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2134 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2136 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2138 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2139 parser_build_binary_op.
2140 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2141 * c-typeck.c (build_array_ref): Same.
2142 (parser_build_unary_op): New location argument.
2143 (pointer_diff): Pass location to build_binary_op,
2144 c_objc_common_truthvalue_conversion.
2145 (build_modify_expr): Same.
2146 (build_unary_op): New location argument.
2147 (build_binary_op): New location argument.
2148 (c_objc_common_truthvalue_conversion): Pass location to
2149 c_*common_truthvalue_conversion.
2150 * c-convert.c (convert): Same.
2151 * c-common.c (binary_op_error): New location argument.
2152 (pointer_int_sum): Pass location to build_binary_op.
2153 (c_common_truthvalue_conversion): New location argument.
2154 (warn_for_sign_compare): Same.
2155 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2156 binary_op_error, build_binary_op, warn_for_sign_compare.
2157 * c-parser.c (c_parser_condition): Pass location to
2158 c_*common_truthvalue_conversion.
2159 (c_parser_conditional_expression): Save condition's location and pass
2161 (c_parser_binary_expression): Same, but for the binary operator's
2163 (c_parser_omp_for_loop): Pass location to
2164 c_objc_common_truthvalue_conversion.
2166 2008-09-23 Martin Jambor <mjambor@suse.cz>
2168 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2169 (cgraph_node_remove_callees): New temporary f. Hold the next item
2171 (cgraph_node_remove_callers): Likewise.
2173 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2174 (ipa_node_removal_hook): Likewise.
2176 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2177 gimple_call_copy_skip_args and moved to the gimple_call section.
2178 * gimple.c (gimple_copy_call_skip_args): Renamed to
2179 gimple_call_copy_skip_args. Changed al users.
2181 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2183 * ira-color.c (start_allocno_priorities): Rename to
2184 setup_allocno_priorities. Use costs and
2185 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2186 range lengths. Get rid off doubles.
2187 (ira_fast_allocations): Call start_allocno_priorities.
2189 2008-09-22 David Daney <ddaney@avtrex.com>
2192 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2193 register if TARGET_LONG_CALLS.
2195 2008-09-22 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/37145
2198 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2199 value-numbering union accesses with their offset and size only.
2200 (visit_reference_op_load): Fix simplification of inserted conversions.
2201 * tree-ssa-pre.c (find_or_generate_expression): Do not
2202 recursively generate expressions if running FRE.
2204 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2206 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2207 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2210 2008-09-22 Richard Guenther <rguenther@suse.de>
2212 PR tree-optimization/37145
2213 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2214 (phi_translate_1): Constant fold references.
2216 2008-09-22 Ira Rosen <irar@il.ibm.com>
2218 PR tree-optimization/37482
2219 * tree-vectorizer.h (struct _slp_instance): Add new field.
2220 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2221 (get_earlier_stmt): New function.
2222 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2224 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2225 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2226 asserts that GSI points to the scalar statement being vectorized.
2227 Set new statement location according to GSI.
2228 (vect_schedule_slp_instance): Use GSI of
2229 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2231 2008-09-21 Jan Hubicka <jh@suse.cz>
2233 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2234 (ipcp_insert_stage): Update dead_nodes bitmap.
2236 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2239 * config/i386/t-cygming (SHLIB_LC): Remove.
2240 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2241 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2243 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2247 * final.c (mark_symbol_ref_as_used): New helper function.
2248 (output_operand): Instead of just looking inside MEMs for
2249 SYMBOL_REFs, use new helper function and for_each_rtx.
2250 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2251 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2252 Make head comment more general.
2253 * config/darwin.c (machopic_output_indirection): Handle weak
2254 references here, like in assemble_external.
2256 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2258 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2259 (sparc_emit_float_lib_cmp): Change return type.
2260 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2261 (gen_compare_operator): New function.
2262 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2263 the comparison sequence. Minor tweaks.
2264 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2265 that the final operator and the result of sparc_emit_float_lib_cmp
2266 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2267 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2268 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2269 result of sparc_emit_float_lib_cmp match for software TFmode.
2270 (movqicc, movhicc, movsicc, movdicc): Merge into...
2271 (mov<I:mode>cc): ...this.
2272 (movsfcc, movdfcc, movtfcc): Merge into...
2273 (mov<F:mode>cc): ...this.
2274 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2276 (mov<I:mode>_cc_v9): ...this.
2277 (movdi_cc_sp64_trunc): Delete.
2278 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2279 movdi_cc_reg_sp64): Merge into...
2280 (mov<I:mode>_cc_reg_sp64): ...this.
2281 (movsf_cc_sp64): Rename into...
2282 (movsf_cc_v9): ...this.
2283 (movdf_cc_sp64): Rename into...
2284 (movdf_cc_v9): ...this.
2285 (movtf_cc_hq_sp64): Rename into...
2286 (movtf_cc_hq_v9): ...this.
2287 (movtf_cc_sp64): Rename into...
2288 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2290 2008-09-21 Diego Novillo <dnovillo@google.com>
2292 * doc/gccint.texi: Include generic.texi and gimple.texi.
2294 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2295 (GIMPLE): Move to gimple.texi.
2296 (Annotations): Remove references to to stmt_ann_t and
2298 (SSA Operands): Rename from 'Statement Operands'.
2299 * doc/generic.texi: New.
2300 * doc/gimple.texi: New.
2301 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2302 * Makefile.in (TEXI_GCCINT_FILES):
2303 * gimple.c (gimple_copy_call_skip_args): Rename from
2304 giple_copy_call_skip_args. Update all users.
2305 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2307 2008-09-21 Ira Rosen <irar@il.ibm.com>
2309 PR tree-optimization/37539
2310 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2311 statement in related statement field only for the first load of the
2312 group of loads with the same data reference.
2314 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2316 * config/mips/mips.h (TUNE_OCTEON): New macro.
2317 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2318 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2319 * config/mips/octeon.md: New file.
2320 * config/mips/mips.md: Include octeon.md. Restore
2321 semi-alphabetical order of include files.
2323 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2326 * config/i386/i386.md (*jcc_fused_1): Removed.
2327 (*jcc_fused_2): Likewise.
2328 (*jcc_fused_3): Likewise.
2329 (*jcc_fused_4): Likewise.
2331 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2333 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2334 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2335 * target.h (gcc_target): Add ira_cover_classes.
2336 * ira.c: Remove IRA_COVER_CLASSES guards.
2337 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2338 instead of IRA_COVER_CLASSES.
2339 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2340 (setup_class_translate): Likewise.
2341 (setup_reg_class_intersect_union): Likewise.
2342 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2343 test of targetm.ira_cover_classes.
2344 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2345 of IRA_COVER_CLASSES.
2346 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2347 (TARGET_INITIALIZER): Include it.
2348 * targhooks.h (default_ira_cover_classes): Declare.
2349 * targhooks.c (default_ira_cover_classes): New function.
2351 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2353 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2355 2008-09-19 Ian Lance Taylor <iant@google.com>
2357 * varasm.c (narrowing_initializer_constant_valid_p): Return
2358 NULL_TREE if ENDTYPE is not an integer.
2360 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2363 * tree-ssa.c (execute_update_addresses_taken): Also update
2364 DECL_GIMPLE_REG_P for vector and complex types.
2366 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2367 Jan Hubicka <jh@suse.cz>
2370 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2371 empty before freeing them.
2372 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2374 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2376 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2377 * config/xtensa/predicates.md (tls_symbol_operand): New.
2378 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2379 (TARGET_CANNOT_FORCE_MEM): Define.
2380 (xtensa_tls_symbol_p): New.
2381 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2382 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2383 (xtensa_tls_module_base): New.
2384 (xtensa_call_tls_desc): New.
2385 (xtensa_legitimize_tls_address): New.
2386 (xtensa_legitimize_address): Handle TLS symbols.
2387 (xtensa_tls_referenced_p_1): New.
2388 (xtensa_tls_referenced_p): New.
2389 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2391 (XTENSA_BUILTIN_THREAD_POINTER): New.
2392 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2393 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2394 builtin. Add declarations for __builtin_thread_pointer and
2395 __builtin_set_thread_pointer.
2396 (xtensa_fold_builtin): Recognize new builtins.
2397 (xtensa_expand_builtin): Expand new builtins.
2398 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2399 (TARGET_THREADPTR): Define.
2400 (HAVE_AS_TLS): Define default value.
2401 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2402 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2403 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2404 (UNSPECV_SET_TP): New.
2405 (sym_TPOFF, sym_DTPOFF): New.
2406 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2407 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2408 * configure: Regenerated.
2410 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2413 * config/ia64/ia64.c (ia64_optimization_options): Move
2414 checking and setting flag_schedule_insns_after_reload and
2415 ia64_flag_schedule_insns2 back to ...
2416 (ia64_override_options): Here.
2418 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2421 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2422 zero extend count after the correction to it is done.
2423 (doloop_optimize): Update call to doloop_modify, don't zero extend
2426 2008-09-18 Martin Jambor <mjambor@suse.cz>
2428 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2430 * ipa-prop.c: Correct comments.
2431 * ipa-prop.h: Likewise.
2433 2008-09-18 Jan Hubicka <jh@suse.cz>
2436 * ipa-reference.c (ipa_reference_local_vars_info_d,
2437 ipa_reference_global_vars_info_d,
2438 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2439 ipa_reference_vars_info_t): Move here from ipa-reference.h
2440 (node_duplication_hook_holder, node_removal_hook_holder): New.
2441 (get_reference_vars_info_from_cgraph): Rename to ...
2442 (get_reference_vars_info): ... this one, use cgraph uids.
2443 (get_local_reference_vars_info, get_global_reference_vars_info):
2444 Use cgraph instead of decl.
2445 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2447 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2448 ipa_reference_get_written_global,
2449 ipa_reference_get_not_written_global): Use cgraph argument.
2450 (check_call): Simplify avail check.
2451 (scan_stmt_for_static_refs): Update.
2452 (propagate_bits): Update.
2453 (merge_callee_local_info): Remove.
2454 (init_function_info): Use cgraph nodes.
2455 (clean_function_local_data): Break out from ...
2456 (clean_function): ... here.
2457 (copy_local_bitmap, copy_global_bitmap): New functions.
2458 (duplicate_node_data, remove_node_data): New functions.
2459 (generate_summary): Register hooks; use visibility instead of
2461 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2462 * ipa-reference.h (ipa_reference_local_vars_info_d,
2463 ipa_reference_global_vars_info_d,
2464 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2465 ipa_reference_vars_info_t): Move to ipa-reference.c
2466 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2468 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2469 ipa_reference_get_not_read_global,
2470 ipa_reference_get_not_written_global): Update prototype.
2471 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2472 (init_state): Remove.
2473 (node_duplication_hook_holder, node_removal_hook_holder): New.
2474 (get_function_state, set_function_state): Use VECtor.
2475 (analyze_function): Check body availability.
2476 (add_new_function): Likewise.
2477 (duplicate_node_data, remove_node_data): New.
2478 (generate_summary): Register hooks; do not care about clones.
2479 (propafate): Do not care about clones; recursive functions are
2481 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2482 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2483 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2485 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2486 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2487 Update call of ipa-reference accesors.
2489 2008-09-18 Simon Baldwin <simonb@google.com>
2491 * c-opts.c (c_common_handle_option): Add handling for
2492 -Wbuiltin-macro-redefined command line option.
2493 * c.opt: Added builtin-macro-redefined option.
2494 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2497 2008-09-18 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/37258
2500 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2501 and signedness for integral types.
2502 (vn_phi_eq): Require compatible types.
2504 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2507 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2508 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2510 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2511 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2512 ggc_free other TREE_LIST nodes from that chain.
2513 * function.c (instantiate_decls): Instantiate also DECL_RTL
2514 of vars in cfun->local_decls, free that list afterwards.
2516 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2518 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2519 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2521 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2523 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2524 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2526 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2528 PR tree-optimization/37102
2529 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2530 from a node. Check to see if another PHI is dead.
2531 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2532 remove real PHIs which have no uses.
2533 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2535 2008-09-18 Richard Guenther <rguenther@suse.de>
2538 * tree-cfg.c (remove_useless_stmts_1): Remove
2539 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2541 2008-09-18 Nick Clifton <nickc@redhat.com>
2543 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2544 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2545 to frv_secondary_reload_class.
2546 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2547 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2548 (frv_secondary_reload_class): Omit unused parameter.
2549 (frv_secondary_reload): New function. Handle the case when
2550 secondary_reload_class() is called before the reload_(in|out)
2551 _optabs have been initialised.
2552 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2554 * config/frv/frv.md: Define an exclusion set between fr550_m0
2557 2008-09-18 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/37456
2560 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2561 want to insert after ends a BB insert on the single fallthru
2564 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2566 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2567 Mention -march=z9-109, z9-ec and z10.
2569 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2571 PR rtl-optimization/37544
2572 * regrename.c (maybe_mode_change): Exit early when copy_mode
2573 is narrower than orig_mode and narrower than new_mode.
2575 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2578 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2580 * sched-rgn.c (ref_counts): Remove.
2581 (insn_referenced): New static variable.
2582 (INSN_REF_COUNT): Remove.
2583 (sched_run_compute_dependencies): Use insn_referenced instead of
2585 (add_branch_dependences): Likewise. Delete dead assignment.
2587 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2589 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2590 consumer is an asm. Add comment why this is important.
2591 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2592 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2594 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2596 * expr.c (emit_group_store): Do not shift before moving via a
2599 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2601 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2602 from aggregate to non-aggregate type if the bit pattern is not fully
2603 preserved afterwards.
2605 2008-09-17 Richard Guenther <rguenther@suse.de>
2607 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2608 (verify_gimple_assign): ... this. Split into ...
2609 (verify_gimple_assign_unary): ... this,
2610 (verify_gimple_assign_binary): ... that,
2611 (verify_gimple_assign_single): ... and this.
2612 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2613 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2614 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2615 (verify_types_in_gimple_reference): Be forgiving with
2617 (verify_gimple_phi): Deal with virtual operands.
2619 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2621 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2623 * tree.c (get_callee_fndecl): Don't call the language hook.
2624 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2625 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2626 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2628 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2630 * tree.c (protected_set_expr_location): Don't unnecessarily
2631 check for error_mark_node.
2633 2008-09-17 Art Haas <ahaas@impactweather.com>
2635 * ipa-reference.c (analyze_function): Declare step only if
2636 ENABLE_CHECKING is defined.
2638 2008-09-17 Jan Hubicka <jh@suse.cz>
2641 * tree.h (DECL_INLINE): remove.
2642 (DECL_DECLARED_INLINE_P): Update docs.
2643 (DECL_NO_INLINE_WARNING_P): new.
2644 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2645 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2647 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2648 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2651 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2654 2008-09-17 Jan Hubicka <jh@suse.cz>
2656 * ipa-reference.c (ipa_obstack): Remove.
2657 (local_info_obstack, global_info_obstack): New.
2658 (add_static_var): We now handle variables only.
2659 (mark_address_taken, mark_load, mark_store): New functions based on ...
2660 (check_operand): ... remove.
2661 (get_asm_stmt_operands): Rename to ...
2662 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2663 (scan_stmt_for_static_refs): Rewrite.
2664 (scan_op_for_static_refs): Rename to ...
2665 (scan_initializer_for_static_refs): do not look for VAR_DECL
2666 initializers; stop recursion on types and decls.
2667 (ipa_init): Use proper obstacks.
2668 (analyze_variable): Use scan_initializer_for_static_refs.
2669 (init_function_info): Use local obstack.
2670 (analyze_function): Simplify.
2671 (add_new_function): We don't need visited_nodes obstack.
2672 (generate_summary): Use proper obstacks; cleanup after propagation.
2674 2008-09-17 Richard Guenther <rguenther@suse.de>
2677 PR tree-optimization/37491
2678 * alias.c (get_alias_set): Use the canonical type.
2679 * tree-vect-transform.c (vectorizable_store): Use the type of
2680 the lhs for the vector type. Adjust checking.
2681 (vectorizable_load): Adjust checking.
2683 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2684 Adam Nemet <anemet@caviumnetworks.com>
2686 PR rtl-optimization/37483
2687 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2688 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2689 Rearrange code to better match the original comment. Check
2690 t_unconditional first. Improve comment.
2692 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2695 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2696 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2699 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2700 GIMPLE_TRY if cleanup sequence is empty.
2702 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2705 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2706 eliminate IV if the cost are the same.
2708 2008-09-16 Richard Guenther <rguenther@suse.de>
2711 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2714 2008-09-16 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/37508
2717 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2719 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2721 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2723 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2725 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2726 use gen_floatdidf2 directly.
2727 (floatunssidf2): Likewise.
2728 (floatsidf_ppc64_mfpgpr): Remove.
2729 (floatsidf_ppc64): Remove.
2730 (floatunssidf_ppc64): Remove.
2732 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2734 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2735 rather than update_cost_queue.
2737 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2738 in every call starting with the second one, instead of only when
2739 alias_bitmap_obstack.elements != NULL.
2741 * tree-predcom.c (filter_suitable_components): Free all refs in
2742 act->refs vector before calling release_component.
2743 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2745 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2747 * tree-loop-linear.c (linear_transform_loops): Initialize
2748 lambda_obstack only after calling perfect_loop_nest_depth.
2749 Goto free_and_continue instead of just continue for later failures.
2752 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2755 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2757 2008-09-14 Andreas Schwab <schwab@suse.de>
2759 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2761 2008-09-14 Jan Hubicka <jh@suse.cz>
2763 * invoke.texi (-fconserve-stack): Document.
2764 * opts.c (decode_options): Handle conserve_stack.
2765 * common.opt (fconvserve_stack): New.
2767 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2769 * config.host: Add x-aix to host_xmake_file.
2770 * config/rs6000/t-aix52: Do not override LDFLAGS.
2771 * config/rs6000/x-aix: New file.
2773 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2779 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2780 is not recognized as a valid register usage. Allow REG_X to be used
2782 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2783 forces a reload when using a base register.
2785 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2787 * config/i386/cygming-crtend.c (register_frame_ctor): If
2788 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2789 directly with atexit.
2790 (deregister_frame_ctor): Rename to ...
2791 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2792 if !DEFAULT_USE_CXA_ATEXIT.
2794 2008-09-13 Jan Hubicka <jh@suse.cz>
2796 * cgraph.c: Include value-prof.h
2797 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2799 2008-09-13 Jan Hubicka <jh@suse.cz>
2802 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2803 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2804 tree_gen_one_value_profiler, tree_gen_average_profiler,
2805 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2807 2008-09-13 Jan Hubicka <jh@suse.cz>
2809 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2810 too many bytes on misalligned blocks.
2812 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2814 * doc/cfg.texi: Fix some typos.
2815 * doc/extend.texi: Likewise.
2816 * doc/install.texi: Likewise.
2817 * doc/invoke.texi: Likewise.
2818 * doc/rtl.texi: Likewise.
2819 * doc/tree-ssa.texi: Likewise.
2821 2008-09-13 Richard Guenther <rguenther@suse.de>
2824 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2825 gimple stores for memory rhs.
2827 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2829 PR rtl-optimization/37489
2830 * cse.c (fold_rtx): Don't return const_true_rtx for float
2831 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2833 2008-09-13 Jan Hubicka <jh@suse.cz>
2835 PR tree-optimization/37392
2836 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2838 2008-09-13 Martin Jambor <mjambor@suse.cz>
2839 Jan Hubicka <jh@suse.cz>
2841 * cgraph.c (free_edges): New variable.
2842 (NEXT_FREE_EDGE): New macro.
2843 (cgraph_free_edge): New function.
2844 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2845 (cgraph_node_remove_callees): Likewise.
2846 (cgraph_node_remove_callers): Likewise.
2847 (cgraph_create_edge): Reuse edges from the free list. Do not
2848 update uid if doing so.
2849 (cgraph_remove_*_hook): Add free call.
2851 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2853 * ira-color.c (conflict_allocno_vec): Delete.
2854 (update_cost_queue_elem): New structure.
2855 (update_cost_queue): New variable.
2856 (update_cost_queue_tail): Likewise.
2857 (update_cost_queue_elems): Likewise.
2858 (allocno_update_cost_check): Delete.
2859 (initiate_cost_update): Allocate update_cost_queue_elems
2860 instead of allocno_update_cost_check.
2861 (finish_cost_update): Update the free()s accordingly.
2862 (start_update_cost): New function.
2863 (queue_update_cost): Likewise.
2864 (get_next_update_cost): Likewise.
2865 (update_copy_costs_1): Inline into...
2866 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2867 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2868 once we've established they are equal. Don't allocate update
2869 costs if there is nothing to add to them.
2870 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2871 DIVISOR arguments. Use a queue instead of recursive calls;
2872 process all the allocnos in the initial queue, rather than
2874 (assign_hard_reg): Use queue_update_cost instead of
2875 conflict_allocno_vec. Queue coalesced allocnos instead
2876 of calling update_conflict_hard_regno_costs for each one.
2877 Just call update_conflict_hard_regno_costs once for the
2879 (ira_color): Remove conflict_allocno_vec handling.
2881 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2883 PR tree-optimization/37484
2884 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2885 (save_var_name): Same.
2886 (initialize_cloog_names): Same.
2887 (initialize_cloog_names): Same.
2889 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2891 * tree-scalar-evolution.c (set_instantiated_value): Set
2894 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2898 * ira-build.c (common_loop_tree_node_dominator): Remove.
2899 (copy_live_ranges_to_removed_store_destinations): New function.
2900 (regno_top_level_allocno_map): Move to top level from ...
2901 (ira_flattening): ... here. Use
2902 copy_live_ranges_to_removed_store_destinations.
2904 * ira-emit.c (generate_edge_moves): Fix a comment.
2906 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2909 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2910 scratch register after 'set' pattern.
2912 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2914 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2915 information passed to mark_reg_pointer.
2916 * explow.c (force_reg): Likewise.
2918 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2920 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2921 when building for the celledp architecture.
2923 2008-09-12 Richard Guenther <rguenther@suse.de>
2925 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2927 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2929 PR rtl-optimization/37424
2930 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2931 the regnos instead of the addresses.
2933 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2935 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2937 2008-09-11 Richard Guenther <rguenther@suse.de>
2939 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2940 entering the weaker equivalence recording.
2942 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2944 2008-09-11 Jeff Law <law@redhat.com>
2946 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2947 by assign_stack_local on the IRA path for stack slot sharing
2948 as well as the non-IRA path.
2950 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/i386.h: Fix whitespace issues.
2954 2008-09-11 Martin Jambor <mjambor@suse.cz>
2956 * ipa-prop.h (struct ipa_param_flags): Removed.
2957 (struct ipa_param_descriptor): New structure.
2958 (struct ipa_node_params): ipcp_lattices, param_decls and
2959 param_flags moved to ipa_param_description.
2960 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2961 descriptors. Renamed all users.
2962 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2963 changed to access descriptors. Renamed all users.
2964 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2965 to access descriptors. Renamed all users.
2966 * ipa-cp.c (ipcp_init_cloned_node): Call
2967 ipa_initialize_node_params instead of ipa_count_formal_params and
2968 ipa_create_param_decls_array.
2969 (ipcp_analyze_node): Likewise.
2970 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2971 descriptors. Renamed all users.
2972 (ipcp_initialize_node_lattices): Remove allocation.
2973 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2974 ipa_initialize_node_params instead of ipa_count_formal_params and
2975 ipa_create_param_decls_array.
2976 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2977 ipa_populate_param_decls, made static, added parameter info,
2978 renamed mt to node, removed allocation, changed to use
2980 (ipa_count_formal_params): Made static, added parameter info,
2982 (ipa_initialize_node_params): New function.
2983 (ipa_check_stmt_modifications): Changed to use descriptors.
2984 (ipa_detect_param_modifications): Removed allocation, changed to
2986 (ipa_note_param_call): Changed to use descriptors.
2987 (ipa_analyze_params_uses): Removed allocation.
2988 (ipa_free_node_params_substructures): Changed to use descriptors.
2989 (ipa_edge_duplication_hook): Use the unused attribute.
2990 (ipa_node_duplication_hook): Use the unused attribute, changed to
2991 use descriptors, changed to duplicate descriptors.
2993 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2994 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2995 indirect inlining. Made static.
2996 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2997 functions called only once.
2998 (cgraph_decide_recursive_inlining): Don't call
2999 ipa_propagate_indirect_call_infos, pass new_edges to
3000 cgraph_mark_inline_edge instead.
3001 (cgraph_decide_inlining_of_small_functions): Don't call
3002 ipa_propagate_indirect_call_infos, pass new_edges to
3003 cgraph_mark_inline_edge instead.
3004 (cgraph_decide_inlining): Don't call
3005 ipa_propagate_indirect_call_infos.
3006 * ipa-prop.c: Check that vectors are allocated.
3008 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3009 iff a new cgraph edges have been created.
3010 (cgraph_decide_inlining): New variable redo_always_inline.
3011 Flattening and always_inlining loop until callgraph stabilizes.
3012 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3013 true iff new cgraph edges have been created.
3014 (propagate_info_to_inlined_callees): Likewise.
3015 (ipa_propagate_indirect_call_infos): Likewise.
3017 2008-09-11 Richard Guenther <rguenther@suse.de>
3019 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3020 (set_prologue_iterations): Likewise.
3021 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3023 (vect_update_init_of_dr): Likewise.
3024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3026 * fold-const.c (fold_unary): Do not generate calculations
3029 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3031 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3032 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3033 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3035 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3037 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3038 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3039 before finalizing the changes.
3040 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3042 (simplify_truth_ops_using_ranges): New.
3043 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3044 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3045 whether a simplification was made.
3046 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3047 use a switch statement and also call simplify_truth_ops_using_ranges.
3049 2008-09-11 Jan Hubicka <jh@suse.cz>
3051 * ggc-common.c (loc_array): Make static.
3052 * dce.c (rest_of_handle_ud_dce): Free worklist.
3054 2008-09-11 Jan Hubicka <jh@suse.cz>
3056 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3057 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3058 function so we are sure we do not dangle it forever.
3059 * function.c (outer_function_chain, find_function_data): Remove.
3060 (function_context_stack): New.
3061 (push_function_context, pop_function_context): Update.
3062 * function.h (struct function): Remove pointer outer.
3063 (outer_function_chain, find_function_data): Remove.
3064 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3066 2008-09-11 Jan Hubicka <jh@suse.cz>
3069 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3071 2008-09-11 Jan Hubicka <jh@suse.cz>
3073 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3075 2008-09-11 Jan Hubicka <jh@suse.cz>
3077 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3078 (free_var_map_entry): New function.
3079 (redirect_edge_var_map_destroy): Use it.
3081 2008-09-11 Jan Hubicka <jh@suse.cz>
3084 * tree-inline.c (add_lexical_block): Replace with ...
3085 (prepend_lexical_block): ... prepend at begginig.
3086 (remap_blocks): Use it and reverse later.
3087 (expand_call_inline): Use prepend_lexical_block.
3089 2008-09-11 Jan Hubicka <jh@suse.cz>
3091 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3093 2008-09-11 Jan Hubicka <jh@suse.cz>
3095 * function.c (free_after_compilation): Call insn_locators_free.
3096 * cfglayout.c (insn_locators_free): New function.
3097 * rtl.h (insn_locators_free): Declare.
3099 2008-09-11 Jan Hubicka <jh@suse.cz>
3101 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3103 (cond_move_process_if_block): Update call.
3105 2008-09-11 Jan Hubicka <jh@suse.cz>
3107 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3108 * vec.c: Include hashtab.h
3109 (vec_descriptor, ptr_hash_entry): New structures.
3110 (vec_desc_hash, vec_ptr_map): New static variables.
3111 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3112 register_overhead, free_overhead, vec_heap_free): New functions.
3113 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3114 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3115 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3118 2008-09-11 Ira Rosen <irar@il.ibm.com>
3120 PR tree-optimization/37474
3121 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3122 length of load permutation.
3124 2008-09-11 Andreas Schwab <schwab@suse.de>
3126 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3128 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3131 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3132 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3133 simplify_gen_subreg.
3135 2008-09-11 Ira Rosen <irar@il.ibm.com>
3137 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3140 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3143 * gimplify.c (gimplify_body): Call default_rtl_profile.
3146 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3147 instead of tok->val.node if not expanding to something else. Handle
3148 intervening CPP_PADDING tokens.
3149 (altivec_categorize_keyword): Remove unneeded comparisons.
3151 2008-09-10 Richard Guenther <rguenther@suse.de>
3153 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3155 2008-09-10 Richard Guenther <rguenther@suse.de>
3158 * tree-inline.c (insert_init_stmt): Make sure to not
3159 insert invalid gimple stores.
3161 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3163 PR tree-optimization/37388
3164 * toplev.c (process_options): Fail and warn when graphite
3165 flags are used, but the compiler has not been configured
3166 with graphite libraries.
3167 * graphite.c (graphite_transform_loops): Remove printfs
3168 to dump_file for the case when graphite is not available.
3170 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3173 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3174 the even element into register.
3175 (ix86_expand_vector_init_general): Don't use
3176 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3177 if we can't move from GPR to SSE register directly.
3179 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3181 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3182 not lose track of the number of NOPs needed. Number of NOPs needed
3183 for sync vs. loads workaround was switched; corrected. Run second
3184 pass for all workarounds. No NOPs needed after call insns. Change
3185 second pass to use find_next_insn_start and find_load helpers in order
3186 to properly detect parallel insns.
3187 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3189 2008-09-10 Jan Hubicka <jh@suse.cz>
3191 * value-prof.c (gimple_ic): Fix tuplification bug.
3192 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3195 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3197 PR tree-optimization/37353
3198 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3199 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3200 calls instead of cond_dead_built_in_calls.
3201 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3202 initalize the vector only before adding first entry. Use VEC_safe_push
3203 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3204 shrink_wrap_conditional_dead_built_in_calls call.
3206 2008-09-10 Ira Rosen <irar@il.ibm.com>
3208 PR tree-optimization/37385
3209 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3210 argument, and use it as a vector type if not NULL.
3211 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3213 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3214 additional argument.
3215 (vectorizable_load): Likewise.
3217 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3219 * config/i386/i386.md (SWI32): New mode iterator.
3220 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3223 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3225 PR rtl-optimization/37435
3226 * caller-save.c (insert_restore, insert_save): Check the mode by
3229 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3232 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3234 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3237 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3239 * doc/invoke.texi (ARM Options): Correct errors in discussion
3240 of -mfloat-abi, -mhard-float, and -msoft-float.
3242 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3243 Jan Hubicka <jh@suse.cz>
3246 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3247 calling gimple_regimplify_operands on it. Iterate over all newly
3248 added statements, not just the last one.
3249 (insert_init_stmt): Insert stmt into seq first, then call
3250 gimple_regimplify_operands on it. Don't create new gimplification
3251 context, nor find referenced vars.
3253 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3256 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3257 to pointer to vector pointer.
3258 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3259 propagate_info_to_inlined_callees): Likewise.
3260 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3261 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3262 ipa_check_create_edge_args.
3263 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3264 argument to pointer to vector pointer.
3265 (cgraph_decide_inlining_of_small_function): Adjust
3266 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3270 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3271 optimizing for size, not speed.
3273 PR rtl-optimization/37408
3274 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3275 if parm is promoted.
3277 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3279 PR tree-optimization/37375
3280 * tree-scalar-evolution.c (scev_info_str): Add field
3282 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3283 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3284 set_instantiated_value): Pass instantiated_below.
3285 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3287 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3288 the definitions are not instantiated.
3290 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3291 (block_before_loop): New.
3292 * tree-data-ref.c (dr_analyze_indices): Update uses of
3294 * graphite.c (block_before_scop): New.
3295 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3296 basic block, not a loop for determining the parameters.
3297 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3299 (idx_record_params, find_params_in_bb, find_scop_parameters,
3300 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3301 to instantiate_scev.
3303 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3305 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3309 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3311 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3312 Check zero freq and increase if necessary.
3314 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3316 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3317 regno is in the right range. Add comments.
3319 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3321 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3323 * mips-tfile.c (copy_object): Cast alloca result to int *.
3324 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3326 Rename class to sclass.
3327 (read_tfile): Cast read_seek return values to proper types.
3328 Cast xcalloc return value to proper type.
3330 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3332 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3333 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3334 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3336 2008-09-09 Jan Hubicka <jh@suse.cz>
3338 * profile.c (is_edge_inconsistent): Add debug output; ignore
3339 negative count on fake edges.
3340 (is_inconsistent): Add debug output.
3342 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3344 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3346 (choose_ready): When first insn is chosen from the ready list, also
3349 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3351 PR rtl-optimization/37360
3352 * haifa-sched.c (max_issue): Do not assert that we never issue more
3353 insns than issue_rate. Add comment.
3355 2008-09-09 Richard Guenther <rguenther@suse.de>
3357 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3358 (verify_types_in_gimple_call): Rename to ...
3359 (verify_gimple_call): ... this. Enhance.
3360 (verify_types_in_gimple_cond): Remove.
3361 (verify_gimple_comparison): New function ...
3362 (verify_types_in_gimple_assign): ... split out from here.
3363 (verify_types_in_gimple_return): Rename to ...
3364 (verify_gimple_return): ... this. Enhance.
3365 (verify_types_in_gimple_switch): Rename to ...
3366 (verify_gimple_switch): ... this. Enhance.
3367 (verify_gimple_goto): New function.
3368 (verify_types_in_gimple_phi): Rename to ...
3369 (verify_gimple_phi): ... this. Enhance.
3370 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3371 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3372 (verify_types_in_gimple_seq_2): Remove cases handled in
3373 verify_types_in_gimple_stmt.
3375 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3377 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3378 (push_multiple_operation, pop_multiple_operation): Set it.
3379 (workaround_rts_anomaly): New function.
3380 (workaround_speculation): New function, broken out of bfin_reorg.
3381 (bfin_reorg): Call the new functions.
3383 2008-09-09 Richard Guenther <rguenther@suse.de>
3387 * gimplify.c (gimplify_conversion): Change conversions of
3388 non-register type to VIEW_CONVERT_EXPRs.
3389 (gimplify_addr_expr): If we need to make the operand
3390 addressable make sure to use a properly initialized
3391 temporary for that so it gets a valid gimple store.
3393 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3395 * function.h (struct function): Add function_start_locus.
3396 * cfgexpand.c (gimple_expand_cfg): Use it.
3397 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3399 2008-09-09 Richard Guenther <rguenther@suse.de>
3401 PR tree-optimization/37433
3402 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3405 2008-09-09 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/37387
3408 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3409 and bits to a common type.
3411 2008-09-09 Nick Clifton <nickc@redhat.com>
3413 * config/v850/v850.md (return): Restore frame size restriction.
3415 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3417 * c-common.c (c_expand_decl): Remove.
3418 * c-common.h (anon_aggr_type_p): Remove prototype.
3419 (DECL_ANON_UNION_ELEMS): Remove.
3420 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3421 * c-decl.c (anon_aggr_type_p): Remove.
3422 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3423 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3424 * langhooks.h (struct lang_hooks): Remove expand_decl.
3425 * langhooks.c (lhd_expand_decl): Remove.
3426 * stmt.c (expand_anon_union_decl): Remove.
3427 * tree.h (expand_anon_union_decl): Remove prototype.
3429 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3432 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3434 * config/avr/avr.md (QISI) : Define mode iterator.
3435 (negated_tst<mode>) : Redefine as split using mode macro.
3436 (reversed_tstqi): Define insn as reversed compare with zero.
3437 (reversed_tsthi): Ditto.
3438 (reversed_tstsi): Ditto.
3440 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3443 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3444 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3447 * predict.c (optimize_function_for_size_p): Don't segfault if
3449 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3450 tree_swap_operands_p): Don't test cfun != NULL before calling
3451 optimize_function_for_s*_p.
3453 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3455 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3458 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3460 * crx/crx.h (IRA_COVER_CLASSES): Define.
3462 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3465 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3466 even when a stmt has been gimple_modified_p, but after fold_stmt is
3467 not any longer. Remove unneeded may_have_exposed_new_symbols
3470 2008-09-08 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/37421
3473 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3476 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3479 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3481 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3484 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3485 * pa-hpux10.h (LINK_SPEC): Likewise.
3486 * pa-hpux11.h (LINK_SPEC): Likewise.
3488 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3490 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3491 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3493 2008-09-07 Helge Deller <deller@gmx.de>
3495 * pa/linux-atomic.c: New file.
3496 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3497 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3499 2008-09-07 Richard Guenther <rguenther@suse.de>
3500 Ira Rosen <irar@il.ibm.com>
3502 PR tree-optimization/36630
3503 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3504 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3506 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3507 Ira Rosen <irar@il.ibm.com>
3509 PR tree-optimization/35642
3510 * config/rs6000/altivec.md (mulv8hi3): Implement.
3512 2008-09-06 Jeff Law <law@redhat.com>
3514 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3516 2008-09-06 Jan Hubicka <jh@suse.cz>
3518 PR tree-optimization/14703
3519 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3521 * passes.c (init_optimization_passes): Recompute inline parameters.
3523 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3525 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3528 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3529 Peter Fuerst <post@pfrst.de>
3531 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3532 * doc/extend.texi: Document __builtin_mips_cache.
3533 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3534 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3535 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3536 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3537 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3538 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3539 (set_push_mips_isas): New variable.
3540 (mips_r10k_cache_barrier): New variable.
3541 (cache): New availability predicate.
3542 (mips_builtins): Add an entry for __builtin_mips_cache.
3543 (mips_build_cvpointer_type): New function.
3544 (MIPS_ATYPE_CVPOINTER): New macro.
3545 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3547 (r10k_simplified_address_p, r10k_simplify_address)
3548 (r10k_uncached_address_p, r10k_safe_address_p)
3549 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3550 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3551 (r10k_insert_cache_barriers): New functions.
3552 (mips_reorg_process_insns): Delete cache barriers after a
3553 branch-likely instruction.
3554 (mips_reorg): Call r10k_insert_cache_barriers.
3555 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3556 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3557 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3558 (mips_cache, r10k_cache_barrier): New define_insns.
3560 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3562 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3563 * ira-color.c (setup_allocno_left_conflicts_num): Use
3564 hard_reg_set_equal_p instead of a comparison with
3565 ira_zero_hard_reg_set.
3566 * ira.c (setup_reg_subclasses): Likewise.
3567 (setup_cover_and_important_classes): Likewise.
3568 (setup_class_translate): Likewise.
3569 (setup_reg_class_intersect_union): Likewise.
3570 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3571 (ira_init_once): Don't initialize them.
3573 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3575 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3577 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3579 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3581 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3583 Improved branch hints, safe hints, and scheduling.
3585 * haifa-sched.c (sched_emit_insn) : Define.
3586 * sched-int.h (sched_emit_insn) : Add prototype.
3587 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3588 -mhint-max-distance -msafe-hints) : Document.
3589 * config/spu/spu.c (spu_flag_var_tracking): New.
3590 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3591 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3592 TARGET_ASM_FILE_START): Define.
3593 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3594 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3595 (spu_emit_branch_hint): Add blocks argument.
3596 (insert_branch_hints, insert_nops): Remove.
3597 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3598 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3599 spu_sched_reorder, asm_file_start): New functions.
3600 (clock_var, spu_sched_length, pipe0_clock,
3601 pipe1_clock, prev_clock_var, prev_priority,
3602 spu_ls_first, prev_ls_clock): New static variables.
3603 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3604 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3605 (nopn_nv): Add a non-volatile version of nop.
3606 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3607 -mhint-max-distance, -msafe-hints): New options.
3609 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3610 Samuel Tardieu <sam@rfc1149.net>
3612 * opts.c (decode_options): Combine nested if statements.
3615 * opts.c (decode_options): Handle more relationships among
3616 unit-at-a-time, toplevel-reorder, and section-anchors.
3618 2008-09-05 David Daney <ddaney@avtrex.com>
3620 * doc/install.texi (--enable-reduced-reflection): Document new option.
3622 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3624 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3626 (constantpool_operand): New.
3627 (move_operand): Disallow sub-word modes for the constant pool.
3628 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3629 (xtensa_secondary_reload_class): Replace with....
3630 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3631 Set icode for sub-word reloads from the constant pool.
3632 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3633 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3634 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3635 * config/xtensa/xtensa-protos.h: Update prototypes.
3637 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3639 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3640 (REG_CLASS_NAMES): Update.
3641 (REG_CLASS_CONTENTS): Update.
3642 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3643 of ALL_REGS for regs 77 and 78.
3644 * function.c (instantiate_virtual_regs_in_insn): Assert that
3645 return value of simplify_gen_subreg is not NULL.
3647 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3649 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3650 (gen_rtvec_v): Fix coding standards.
3652 2008-09-04 Jan Hubicka <jh@suse.cz>
3654 * i386.c (decide_alg): Be more conservative about optimizing for size.
3656 2008-09-04 Ian Lance Taylor <iant@google.com>
3658 * varasm.c (narrowing_initializer_constant_valid_p): New
3660 (initializer_constant_valid_p): Call it.
3662 2008-09-04 Jeff Law <law@redhat.com>
3664 * fold-const.c (native_encode_real): Fix computation of WORDS.
3665 (native_interpret_real): Likewise.
3667 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3669 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3671 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3673 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3674 that the cost is already taken into account in ira-costs.c
3676 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3678 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3679 ira_debug_copies): New.
3680 (ira_bulid): Call print_copies.
3682 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3684 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3687 * config/rs6000/rs6000.c (optimization_options): Remove check of
3688 flag_toplevel_order.
3690 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3692 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3693 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3694 second operand is a reg_imm10_operand.
3695 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3696 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3697 (*seq_<GPR:mode><GPR2:mode>): Rename to
3698 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3700 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3701 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3703 (*sne_<GPR:mode><GPR2:mode>): Rename to
3704 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3707 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3709 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3710 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3711 combining an arithmetic right shift by more than 31 and a
3712 trunction. Don't match for out-of-range shift amounts. Set
3713 attribute mode to <MODE>.
3714 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3715 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3716 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3717 shifts by less than 32.
3718 (extv): Change predicate on first operand to accept registers.
3719 Change predicate of the other operands from immediate_operand to
3720 const_int_operand. Expand exts when source is a register.
3721 (extzv): Change predicate of the constant operands from
3722 immediate_operand to const_int_operand.
3723 (extzv<mode>): Change predicate of the constant operands from
3724 immediate_operand to const_int_operand and no constraint. Also
3726 (*extzv_trunc<mode>_exts): New pattern.
3728 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3730 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3731 * config/mips/mips-protos.h (mask_low_and_shift_p,
3732 mask_low_and_shift_len): Declare.
3733 * config/mips/mips.c (mask_low_and_shift_p,
3734 mask_low_and_shift_len): New functions.
3735 (mips_print_operand): Handle new operand prefix "m".
3736 * config/mips/mips.md (*cins<mode>): New pattern.
3738 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3740 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3741 optimizing for size.
3743 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3745 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3746 regardless of epilogue_completed.
3748 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3751 * ira-lives.c (process_bb_node_lives): Check setjmp.
3753 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3756 * ira-build.c (form_loop_tree): Reverse BB walk.
3757 (create_bb_allocnos): Likewise.
3758 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3759 (mark_reg_store): Rename to...
3760 (mark_ref_live): ...this and take a df_ref argument instead of
3761 note_stores arguments. Assert that we have a register.
3762 (mark_reg_clobber): Delete.
3763 (def_conflicts_with_inputs_p): New function.
3764 (mark_reg_conflicts): Delete.
3765 (mark_reg_death): Rename to...
3766 (mark_ref_dead): ...this and take a df_ref argument instead of
3767 a register. Assert that we have a register.
3768 (process_bb_node_lives): Hoist frequency calculation out of
3769 instruction walk. Convert from a forwards scan to a backwards scan.
3770 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3771 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3772 (create_allocno_live_ranges): Don't create regs_set.
3774 2008-09-04 Ian Lance Taylor <iant@google.com>
3776 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3777 or REG_LABEL_TARGET.
3778 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3779 comparing MODE with MEM.
3780 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3781 comparing with GF_PREDICT_TAKEN.
3782 (gimple_get_lhs): Change code to enum gimple_code.
3783 (gimple_set_lhs): Likewise.
3784 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3785 * omp-low.c (find_omp_clause): Change kind parameter to enum
3787 * tree-flow.h (find_omp_clause): Update declaration.
3788 * regrename.c (clear_dead_regs): Change kind parameter to enum
3790 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3792 * see.c (see_get_extension_data): Change return type to enum
3793 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3794 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3795 (see_gen_normalized_extension): Change extension_code parameter to
3797 (see_seek_pre_extension_expr): Change extension_code to enum
3799 (see_merge_one_def_extension): Likewise.
3800 (see_handle_relevant_defs): Likewise.
3801 (see_handle_relevant_uses): Likewise.
3802 (see_analyze_one_def): Likewise.
3803 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3804 GIMPLE_ASM rather than ASM_EXPR.
3805 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3806 GIMPLE_RETURN rather than RETURN_EXPR.
3807 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3808 (evaluate_stmt): Likewise.
3809 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3810 to enum vect_relevant.
3811 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3812 compare gimple codes with tree codes.
3814 2008-09-04 Paul Brook <paul@codesourcery.com>
3816 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3818 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3820 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3821 pointer check lost in the recent no-unit-at-a-time patch.
3823 2008-09-04 Jan Hubicka <jh@suse.cz>
3826 * tree-switch-conversion.c (check_final_bb): Accept only IP
3829 2008-09-04 Jan Hubicka <jh@suse.cz>
3831 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3833 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3834 using_ranges argument.
3835 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3836 (vrp_visit_cond_stmt): Update call of
3837 vrp_evaluate_conditional_warnv_with_ops
3839 2008-09-04 Jan Hubicka <jh@suse.cz>
3841 PR tree-optimization/37345
3842 PR tree-optimization/37358
3843 PR tree-optimization/37357
3844 * tree.c (build_function_type_skip_args): Build distinct type copy;
3846 (build_function_decl_skip_args): Set type of new decl not orig decl;
3847 clear DECL_VINDEX for methods turned into functions.
3849 2008-09-04 Nick Clifton <nickc@redhat.com>
3851 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3852 * configure: Regenerate.
3853 * config.in: Regenerate.
3854 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3855 alignment field, if it is supported.
3857 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3859 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3862 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3864 * config/rs6000/rs6000.c (processor_target_table): Do not
3865 enable VMX for POWER6.
3867 2008-09-03 Anton Blanchard <anton@samba.org>
3869 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3870 emit memory barrier before operation.
3872 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3875 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3876 default_elf_asm_output_external.
3878 2008-09-03 Jeff Law <law@redhat.com>
3880 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3882 2008-09-03 Richard Henderson <rth@redhat.com>
3884 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3885 memory barrier to below the test-and-set.
3886 (alpha_split_lock_test_and_set_12): Likewise.
3888 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3892 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3895 * ira-color.c (print_loop_title): Use all_allocnos.
3896 (color_pass): Ditto. Don't add border_allocnos. Check that
3897 subloop allocno in the correspdoning bitmap all_allocnos.
3899 * ira-emit.c (change_loop): Use all_allocnos.
3901 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3902 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3903 (create_cap_allocno): Remove setting mentioned_allocnos.
3904 (create_insn_allocnos): Ditto.
3905 (remove_unnecessary_allocnos): Use all_allocnos.
3906 (check_allocno_creation): Check that allocnos are in the
3907 corresponding bitmap all_allocnos.
3909 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3913 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3914 (process_regs_for_copy): Process subregs. Refine check when cost
3915 is taken into account in ira-costs.c.
3916 (process_reg_shuffles): Use REG_SUBREG_P.
3917 (add_insn_allocno_copies): Ditto. Ignore modes.
3919 * ira-color.c (conflict_allocno_vec): New.
3920 (COST_HOP_DIVISOR): New macro.
3921 (update_copy_costs_1): Use it.
3922 (update_conflict_hard_regno_costs): New function.
3923 (assign_hard_reg): Use it.
3924 (ira_color): Allocate and free conflict_allocno_vec.
3926 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3930 * ira-int.h (ira_sort_insn_chain): Remove.
3932 * ira.c (basic_block_order_nums, chain_insn_order,
3933 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3934 (ira): Don't call ira_sort_insn_chain.
3936 * reload1.c (reload): Don't call ira_sort_insn_chain.
3938 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3941 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3942 which become non throw.
3943 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3944 update_call_expr after updating the flags on the decl.
3946 2008-09-03 Jan Hubicka <jh@suse.cz>
3948 PR tree-optimization/37315
3949 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3950 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3951 (cgraph_analyze_functions): Use node->analyzed
3952 (cgraph_mark_functions_to_output): Likewise.
3953 (cgraph_expand_function): All functions can be released after
3955 (cgraph_optimize): Use gimple_has_body_p.
3956 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3957 (cgraph_decide_inlining_incrementally): Likewise.
3958 (inline_transform): Inline transform.
3959 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3961 (inlinable_function_p): Drop gimple_body check.
3962 (expand_call_inline): Use gimple_has_body_p.
3963 * gimple.c (gimple_has_body_p): New.
3964 * gimple.h (gimple_has_body_p): Add prototype.
3965 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3966 (dump_function_to_file): Use gimple_has_body_p check.
3968 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3971 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3973 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3975 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3977 From Michael Frysinger <michael.frysinger@analog.com>
3978 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3979 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3982 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3985 * doc/extend.texi: Document picoChip builtin functions.
3986 * doc/invoke.texi: Document picoChip options.
3987 * doc/contrib.texi: Add picoChip contribution.
3988 * doc/md.texi: Document picoChip constraints.
3989 * config.gcc: Add picochip-*-*.
3990 * config/picochip/: Add new port.
3992 2008-09-03 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/37328
3995 * tree-sra.c (sra_build_assignment): Gimplify properly.
3996 (generate_copy_inout): Take the correct stmt as definition,
3997 remove bogus assert.
3999 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4001 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4004 From Michael Frysinger <michael.frysinger@analog.com>
4005 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4007 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4009 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4010 (__gthread_setspecific): Revert 2008-08-31 change to
4011 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4013 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4015 * diagnostic.c (error_at): New.
4016 * toplev.h (error_at): New prototype.
4017 * c-typeck.c (build_array_ref): Call error_at instead of error.
4018 Pass location to pedwarn.
4020 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4022 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4024 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4026 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4027 VAR_DECL and CONST_DECL.
4029 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4030 Jakub Jelinek <jakub@redhat.com>
4032 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4033 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4034 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4035 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4036 Don't set ix86_save_varrargs_registers.
4037 (ix86_setup_incoming_varargs): Assume cum != NULL.
4038 (ix86_va_start): Check ix86_varargs_gpr_size and
4039 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4040 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4041 from frame pointer if ix86_varargs_gpr_size == 0.
4042 (ix86_compute_frame_layout): Updated.
4043 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4044 (ix86_varargs_gpr_size): Define.
4045 (ix86_varargs_fpr_size): Likewise.
4046 (machine_function): Remove save_varrargs_registers.
4047 Add varargs_gpr_size and varargs_fpr_size.
4049 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4051 * config/alpha/alpha.c (va_list_skip_additions,
4052 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4053 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4056 PR tree-optimization/36766
4057 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4058 for already removed basic blocks.
4061 * real.c (real_maxval): Clear a lower bit to make real_maxval
4062 match get_max_float for IBM long double format.
4064 2008-09-02 Andreas Schwab <schwab@suse.de>
4066 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4067 * configure: Regenerate.
4069 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4071 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4072 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4073 checking for a non-VOID CONSTANT_P.
4075 2008-09-02 Jan Hubicka <jh@suse.cz>
4077 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4078 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4081 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4083 * expr.c (emit_group_store): Don't assert stack temp mode size.
4085 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4086 Tobias Grosser <grosser@fim.uni-passau.de>
4087 Jan Sjodin <jan.sjodin@amd.com>
4088 Harsha Jagasia <harsha.jagasia@amd.com>
4089 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4090 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4091 Adrien Eliche <aeliche@isty.uvsq.fr>
4093 Merge from graphite branch.
4096 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4097 * doc/invoke.texi (-floop-block, -floop-interchange,
4098 -floop-strip-mine): Document new flags.
4099 * tree-into-ssa.c (gimple_vec): Moved...
4100 * tree-loop-distribution.c (rdg_component): Moved...
4101 * cfgloopmanip.c: Include tree-flow.h.
4102 (update_dominators_in_loop): New.
4103 (create_empty_if_region_on_edge): New.
4104 (create_empty_loop_on_edge): New.
4105 (loopify): Use update_dominators_in_loop.
4106 * tree-pass.h (pass_graphite_transforms): Declared.
4107 * configure: Regenerate.
4108 * tree-phinodes.c (make_phi_node): Export.
4109 (add_phi_node_to_bb): New, split from create_phi_node.
4110 * tree-chrec.c (for_each_scev_op): New.
4111 * tree-chrec.h (for_each_scev_op): Declared.
4112 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4113 (remove_statement): Call get_phi_with_result.
4114 * config.in (HAVE_cloog): Undef.
4115 * gdbinit.in (pgg): New.
4116 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4117 * tree-ssa-loop.c (graphite_transforms): New.
4118 (gate_graphite_transforms): New.
4119 (pass_graphite_transforms): New.
4120 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4121 HAVE_cloog): Defined.
4122 * tree-vectorizer.c (rename_variables_in_bb): Export.
4123 * tree-data-ref.c (dr_may_alias_p): Export.
4124 (stmt_simple_memref_p): New.
4125 (find_data_references_in_stmt): Export.
4126 (find_data_references_in_loop): Export.
4127 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4128 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4129 (create_rdg_vertices): Export.
4130 (build_empty_rdg): New.
4131 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4132 * tree-data-ref.h (rdg_component): ... here.
4134 (struct data_reference): Add a field scop.
4136 (find_data_references_in_loop): Declared.
4137 (find_data_references_in_stmt): Declared.
4138 (create_rdg_vertices): Declared.
4139 (dr_may_alias_p): Declared.
4140 (stmt_simple_memref_p): Declared.
4141 (struct rdg_edge): Add a field ddr_p relation.
4142 (build_empty_rdg): Declared.
4143 * lambda.h (lambda_matrix): Declare a VEC of.
4144 (find_induction_var_from_exit_cond): Declared.
4145 (lambda_vector_compare): New.
4146 * common.opt (fgraphite, floop-strip-mine,
4147 floop-interchange, floop-block): New flags.
4148 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4149 * cfgloop.c (is_loop_exit): New.
4150 * cfgloop.h (is_loop_exit): Declared.
4151 (create_empty_if_region_on_edge): Declared.
4152 (create_empty_loop_on_edge): Declared.
4153 * tree-flow.h (add_phi_node_to_bb): Declared.
4154 (make_phi_node): Declared.
4155 (rename_variables_in_bb): Declared.
4156 (perfect_loop_nest_depth): Declared.
4157 (graphite_transform_loops): Declared.
4158 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4159 (graphite.o-warn): Add -Wno-error.
4160 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4161 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4162 (INCLUDES): Add PPLINC, CLOOGINC.
4163 (OBJS-common): Add graphite.o.
4164 (graphite.o): Add rule.
4165 * gimple.h (gimple_vec): ... here.
4166 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4167 * passes.c (init_optimization_passes): Schedule
4168 pass_graphite_transforms.
4170 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4173 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4174 and -fno-toplevel-reorder after handle_options.
4176 2008-09-02 Paul Brook <paul@codesourcery.com>
4178 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4179 (arm_override_options): Set arm_tune_cortex_a9.
4180 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4181 (arm_issue_rate): Handle cortexa9.
4182 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4183 * config/arm/arm-cores.def: Add cortex-a9.
4184 * config/arm/arm-tune.md: Regenerate.
4185 * config/arm/arm.md: Include cortex-a9.md.
4186 (generic_sched, generic_vfp): Add cortexa9.
4187 * config/arm/cortex-a9.md: New file.
4189 2008-09-02 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/37327
4192 * tree-vrp.c (register_new_assert_for): Make sure to not have
4193 TREE_OVERFLOW set on the bound.
4195 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4197 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4199 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4200 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4203 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4205 * gcc/config/spu/spu.md (divdf3): Removed.
4207 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4209 PR tree-optimization/37095
4210 * cgraph.c (cgraph_node): When creating new cgraph node after
4211 assembler_name_hash has been populated, record it in the hash
4214 2008-09-01 Paul Brook <paul@codesourcery.com>
4216 * doc/invoke.texi: Document -mword-relocations.
4217 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4218 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4219 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4220 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4221 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4222 (arm_emit_movpair): New function.
4223 (arm_print_operand <c>): Handle sybolic addresses.
4224 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4225 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4226 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4227 * config/arm/arm.opt: Add -mword-relocations.
4228 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4229 (arm_movt, arm_movw): New.
4231 2008-09-01 Paul Brook <paul@codesourcery.com>
4233 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4234 Allow Interworking on ARMv4 EABI based targets.
4235 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4236 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4238 2008-09-01 Paul Brook <paul@codesourcery.com>
4240 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4241 optimized LT0 test. Remove optimization for GT.
4243 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4245 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4246 openmp applications.
4247 * pa-hpux11.h (LIB_SPEC): Likewise.
4249 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4252 2008-09-01 Jan Hubicka <jh@suse.cz>
4254 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4255 present, use only counts; when guessed use only frequencies.
4256 (estimate_bb_frequencies): Use function_frequency.
4257 * profile.c (compute_branch_probabilities): Exit early when
4258 profile reading failed. Set profile_status.
4259 (branch_prob): Do not set profile_status.
4261 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4263 * tree.c (protected_set_expr_location): New.
4264 * tree.h (protected_set_expr_location): New prototype.
4265 * c-tree.h (build_array_ref): Add argument.
4266 (parser_build_unary_op): Same.
4267 * c-typeck.c (build_indirect_ref): Handle new location argument.
4268 (build_array_ref): Same.
4269 (parser_build_unary_op): Same.
4270 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4272 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4274 * c-common.c (finish_label_address_expr): Handle new location argument.
4275 * c-common.h (build_indirect_ref): Add argument.
4276 (finish_label_address_expr): Same.
4277 * c-parser.c (c_parser_unary_expression): Pass location to build
4279 (c_parser_postfix_expression): Same.
4281 2008-09-01 Paul Brook <paul@codesourcery.com>
4283 * config/arm/arm.md: Include cortex-r4f.md.
4284 (attr fpu): Update type list.
4285 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4286 fconstd, fcmps and fcmpd.
4287 (attr tune_cortexr4): Define.
4288 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4289 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4290 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4291 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4292 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4293 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4294 cortex_a8_vfp_farith: Ditto.
4295 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4296 * config/arm/cortex-r4.md: Use tune_cortexr4.
4297 * config/arm/cortex-r4f.md: New file.
4299 2008-09-01 Richard Guenther <rguenther@suse.de>
4301 PR tree-optimization/37305
4302 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4303 the result of constant conversions.
4304 (fold_gimple_assign): Likewise.
4306 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4308 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4309 #ifdef ENABLE_CHECKING.
4311 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4313 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4314 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4315 when !INSN_SCHEDULING.
4317 2008-09-01 Andreas Schwab <schwab@suse.de>
4319 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4321 2008-09-01 Paul Brook <paul@codesourcery.com>
4323 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4325 2008-09-01 Jan Hubicka <jh@suse.cz>
4327 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4329 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4331 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4332 * gimplify.c (gimplify_init_constructor): Add speed operand.
4333 * tree-sra.c (decide_block_copy): Likewise.
4334 * tree-inline.c (estimate_move_cost): Likewise.
4335 * config/alpha/alpha.h (MOVE_RATIO): Update.
4336 * config/frv/frv.c (MOVE_RATIO): Update.
4337 * config/spu/spu.h (MOVE_RATIO): Update.
4338 * config/sparc/sparc.h (MOVE_RATIO): Update.
4339 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4340 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4341 * config/cris/cris.h (MOVE_RATIO): Update.
4342 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4343 * config/arm/arm.h (MOVE_RATIO): Update.
4344 * config/pa/pa.md: Update uses of MOVE_RATIO
4345 * config/pa/pa.h (MOVE_RATIO): Update.
4346 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4347 CLEAR_RATIO, SET_RATIO): Update.
4348 * config/h8300/h8300.h (MOVE_RATIO): Update.
4349 * config/v850/v850.h (MOVE_RATIO): Update.
4350 * config/bfin/bfin.h (MOVE_RATIO): Update.
4352 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4353 Dmitry Melnik <dm@ispras.ru>
4354 Dmitry Zhurikhin <zhur@ispras.ru>
4355 Alexander Monakov <amonakov@ispras.ru>
4356 Maxim Kuvyrkov <maxim@codesourcery.com>
4358 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4359 sel-sched-dump.c, sel-sched-ir.c: New files.
4360 * Makefile.in (OBJS-common): Add selective scheduling object files.
4361 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4362 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4363 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4364 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4365 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4366 (make_forwarder_block): Update loop latch if we have redirected
4367 the loop latch edge.
4368 * cfgloop.c (get_loop_body_in_custom_order): New function.
4369 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4370 (CP_FALLTHRU_PREHEADERS): Likewise.
4371 (get_loop_body_in_custom_order): Declare.
4372 * cfgloopmanip.c (has_preds_from_loop): New.
4373 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4374 Assert that the preheader edge will be fall thru when it is set.
4375 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4376 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4377 fsel-sched-substitution, fselective-scheduling): New flags.
4378 * cse.c (hash_rtx_cb): New.
4380 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4381 sel_sched_insn_cnt): New counters.
4382 * final.c (compute_alignments): Export. Free dominance
4383 info after loop_optimizer_finalize.
4384 * genattr.c (main): Output maximal_insn_latency prototype.
4385 * genautomata.c (output_default_latencies): New.
4386 Factor its code from ...
4387 (output_internal_insn_latency_func): ... here.
4388 (output_internal_maximal_insn_latency_func): New.
4389 (output_maximal_insn_latency_func): New.
4390 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4391 (struct hard_reg_set_iterator): New.
4392 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4393 hard_reg_set_iter_next): New functions.
4394 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4395 * lists.c (remove_free_INSN_LIST_node,
4396 remove_free_EXPR_LIST_node): New functions.
4397 * loop-init.c (loop_optimizer_init): When
4398 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4399 calling create_preheaders.
4400 (loop_optimizer_finalize): Do not verify flow info after reload.
4401 * recog.c (validate_replace_rtx_1): New parameter simplify.
4402 Default it to true. Update all uses. Factor out simplifying
4404 (simplify_while_replacing): ... this new function.
4405 (validate_replace_rtx_part,
4406 validate_replace_rtx_part_nosimplify): New.
4407 * recog.h (validate_replace_rtx_part,
4408 validate_replace_rtx_part_nosimplify): Declare.
4409 * rtl.c (rtx_equal_p_cb): New.
4410 (rtx_equal_p): Use it.
4411 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4412 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4413 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4414 * vecprim.h: Add a vector type for unsigned int.
4415 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4416 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4417 ready_try, cycle_issued_insns, spec_info): Make global.
4418 (readyp): Initialize.
4419 (dfa_lookahead): New global variable.
4420 (old_max_uid, old_last_basic_block): Remove.
4421 (h_i_d): Make it a vector.
4422 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4424 (after_recovery, adding_bb_to_current_region_p):
4425 New variables to handle correct insertion of the recovery code.
4426 (struct ready_list): Move declaration to sched-int.h.
4427 (rgn_n_insns): Removed.
4428 (rtx_vec_t): Move to sched-int.h.
4429 (find_insn_reg_weight): Remove.
4430 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4431 (haifa_init_h_i_d, haifa_finish_h_i_d):
4432 New functions to initialize / finalize haifa instruction data.
4433 (extend_h_i_d, init_h_i_d): Rewrite.
4434 (unlink_other_notes): Move logic to add_to_note_list. Handle
4435 selective scheduler.
4436 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4437 find_fallthru_edge): Make global, remove static prototypes.
4438 (max_issue): Make global. Add privileged_n and state parameters. Use
4440 (extend_global, extend_all): Removed.
4441 (init_before_recovery): Add new param. Fix the handling of the case
4442 when we insert a recovery code before the EXIT which has a predecessor
4443 with a fallthrough edge to it.
4444 (create_recovery_block): Make global. Rename to
4445 sched_create_recovery_block. Update.
4446 (change_pattern): Rename to sched_change_pattern. Make global.
4447 (speculate_insn): Rename to sched_speculate_insn. Make global.
4448 Split haifa-specific functionality into ...
4449 (haifa_change_pattern): New static function.
4450 (sched_extend_bb): New static function.
4451 (sched_init_bbs): New function.
4452 (current_sched_info): Change type to struct haifa_sched_info.
4453 (insn_cost): Adjust for selective scheduling.
4454 (dep_cost_1): New function. Move logic from ...
4455 (dep_cost): ... here.
4456 (dep_cost): Use dep_cost_1.
4457 (contributes_to_priority_p): Use sched_deps_info instead of
4459 (priority): Adjust to work with selective scheduling. Process the
4460 corner case when all dependencies don't contribute to priority.
4461 (rank_for_schedule): Use ds_weak instead of dep_weak.
4462 (advance_state): New function. Move logic from ...
4463 (advance_one_cycle): ... here.
4464 (add_to_note_list, concat_note_lists): New functions.
4465 (rm_other_notes): Make static. Adjust for selective scheduling.
4466 (remove_notes, restore_other_notes): New functions.
4467 (move_insn): Add two arguments. Update assert. Don't call
4469 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4470 Remove more_issue, max_points. Move the code to initialize
4471 max_lookahead_tries to max_issue.
4472 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4473 ready. Adjust use of move_insn. Call restore_other_notes.
4475 (sched_init, sched_finish): Move Haifa-specific initialization/
4477 (haifa_sched_init, haifa_sched_finish): ... respectively.
4479 (setup_sched_dump): New function.
4480 (haifa_init_only_bb): New static function.
4481 (haifa_speculate_insn): New static function.
4482 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4483 (extend_ready, extend_all): Remove.
4484 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4485 (create_check_block_twin, add_to_speculative_block): Use
4486 haifa_insns_init instead of extend_global. Update to use new
4487 initialization functions. Change parameter. Factor out code from
4488 create_check_block_twin to ...
4489 (sched_create_recovery_edges) ... this new function.
4490 (add_block): Remove.
4491 (sched_scan_info): New.
4492 (extend_bb): Use sched_scan_info.
4493 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4494 static functions for walking through scheduling region.
4495 (sched_luids): New vector variable to replace uid_to_luid.
4496 (luids_extend_insn): New function.
4497 (sched_max_luid): New variable.
4498 (luids_init_insn): New function.
4499 (sched_init_luids, sched_finish_luids): New functions.
4500 (insn_luid): New debug function.
4501 (sched_extend_target): New function.
4502 (haifa_init_insn): New static function.
4503 (sched_init_only_bb): New hook.
4504 (sched_split_block): New hook.
4505 (sched_split_block_1): New function.
4506 (sched_create_empty_bb): New hook.
4507 (sched_create_empty_bb_1): New function.
4508 (common_sched_info, ready): New global variables.
4509 (current_sched_info_var): Remove.
4510 (move_block_after_check): Use common_sched_info.
4511 (haifa_luid_for_non_insn): New static function.
4512 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4513 (increase_insn_priority): New.
4514 * modulo-sched.c: (issue_rate): Remove static declaration.
4515 (sms_sched_info): Change type to haifa_sched_info.
4516 (sms_sched_deps_info, sms_common_sched_info): New variables.
4517 (setup_sched_infos): New.
4518 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4519 Do not call regstat_free_calls_crossed.
4520 (sms_print_insn): Use const_rtx.
4521 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4522 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4523 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4524 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4525 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4526 current_sched_info to use it.
4527 (enum reg_pending_barrier_mode): Move to sched-int.h.
4528 (h_d_i_d): New variable. Initialize to NULL.
4529 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4531 (estimate_dep_weak): Remove static declaration.
4532 (sched_has_condition_p): New function. Adjust users of
4533 sched_get_condition to use it instead.
4534 (conditions_mutex_p): Add arguments indicating which conditions are
4536 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4537 argument to indicate whether returned condition is reversed. Do not
4538 generate new rtx when condition should be reversed; indicate it by
4539 setting new argument instead.
4540 (add_dependence_list_and_free): Add deps parameter.
4541 Update all users. Do not free dependence list when
4542 deps context is readonly.
4543 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4545 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4546 (remove_from_deps): New. Use the above functions.
4547 (cur_insn, can_start_lhs_rhs_p): New static variables.
4548 (add_or_update_back_dep_1): Initialize present_dep_type.
4549 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4550 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4551 haifa_note_dep): New functions implementing dependence hooks for
4552 the Haifa scheduler.
4553 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4554 note_dep): New functions.
4555 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4557 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4558 (free_deps): Initialize deps->reg_last.
4559 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4560 sched_analyze_insn): Update to use dependency hooks infrastructure
4561 and readonly contexts.
4562 (deps_analyze_insn): New function. Move part of logic from ...
4563 (sched_analyze): ... here. Also move some logic to ...
4564 (deps_start_bb): ... here. New function.
4565 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4567 (sched_deps_init): New function. Move code from ...
4568 (init_dependency_caches): ... here. Remove.
4569 (init_deps_data_vector): New.
4570 (sched_deps_finish): New function. Move code from ...
4571 (free_dependency_caches): ... here. Remove.
4572 (init_deps_global, finish_deps_global): Adjust for use with
4573 selective scheduling.
4574 (get_dep_weak): Move logic to ...
4575 (get_dep_weak_1): New function.
4576 (ds_merge): Move logic to ...
4577 (ds_merge_1): New static function.
4578 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4579 (ds_get_max_dep_weak): New function.
4580 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4581 (n_insns): Rename to rgn_n_insns.
4582 (debug_ebb_dependencies): New function.
4583 (init_ready_list): Use it.
4584 (begin_schedule_ready): Use sched_init_only_bb.
4585 (ebb_print_insn): Indicate when an insn starts a new cycle.
4586 (contributes_to_priority, compute_jump_reg_dependencies,
4587 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4588 (add_block1): Remove to ebb_add_block.
4589 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4590 (schedule_ebb): Initialize them. Use remove_notes instead of
4591 rm_other_notes. Use haifa_local_init/finish.
4592 (schedule_ebbs): Use haifa_sched_init/finish.
4593 * sched-int.h: Include vecprim.h, remove rtl.h.
4594 (struct ready_list): Delete declaration.
4595 (sched_verbose_param, enum sched_pass_id_t,
4596 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4597 (struct sched_scan_info_def): New structure.
4598 (sched_scan_info, sched_scan, sched_init_bbs,
4599 sched_init_luids, sched_finish_luids, sched_extend_target,
4600 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4601 (struct common_sched_info_def): New.
4602 (common_sched_info, haifa_common_sched_info,
4603 sched_emulate_haifa_p): Declare.
4605 (sched_luids): Declare.
4606 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4607 (sched_max_luid, insn_luid): Declare.
4608 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4609 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4610 print_insn, print_pattern, print_value, haifa_classify_insn,
4611 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4612 setup_sched_dump, sched_init, sched_finish,
4613 sel_insn_is_speculation_check): Export.
4614 (struct ready_list): Move from haifa-sched.c.
4615 (ready_try, ready, max_issue): Export.
4616 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4617 sched_init_only_bb, sched_split_block, sched_split_block_1,
4618 sched_create_empty_bb, sched_create_empty_bb_1,
4619 sched_create_recovery_block, sched_create_recovery_edges): Export.
4620 (enum reg_pending_barrier_mode): Export.
4621 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4623 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4624 print_insn field. Move add_block and fix_recovery_cfg to
4625 common_sched_info_def. Move compute_jump_reg_dependencies,
4627 (struct sched_deps_info_def): ... this new structure.
4628 (sched_deps_info): Declare.
4629 (struct spec_info_def): Remove weakness_cutoff, add
4630 data_weakness_cutoff and control_weakness_cutoff.
4631 (spec_info): Declare.
4632 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4634 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4635 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4636 (current_sched_info): Change type to struct haifa_sched_info.
4637 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4638 (h_d_i_d): New variable.
4639 (HDID): New accessor macro.
4640 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4641 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4643 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4644 (enum SCHED_FLAGS): Update for selective scheduler.
4645 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4646 (init_dependency_caches, free_dependency_caches): Delete declarations.
4647 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4648 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4649 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4650 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4651 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4653 (rm_other_notes): Delete declaration.
4654 (schedule_block): Remove one argument.
4655 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4656 ready_element, ready_lastpos, sched_extend_ready_list,
4657 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4658 concat_note_lists): Export.
4659 (struct region): Move from sched-rgn.h.
4660 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4661 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4662 BLOCK_TO_BB, CONTAINING_RGN): Export.
4663 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4664 (current_nr_blocks, current_blocks, target_bb): Likewise.
4665 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4666 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4667 sched_rgn_local_init, extend_regions,
4668 rgn_make_new_region_out_of_new_block, compute_priorities,
4669 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4670 extend_rgns, deps_join rgn_setup_common_sched_info,
4671 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4672 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4673 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4674 increase_insn_priority): Likewise.
4675 * sched-rgn.c: Include sel-sched.h.
4676 (ref_counts): New static variable. Use it ...
4677 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4678 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4679 (sched_is_disabled_for_current_region_p): Delete static declaration.
4680 (struct region): Move to sched-int.h.
4681 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4682 ebb_head): Define and initialize.
4683 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4684 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4685 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4687 (find_single_block_region): Add new argument to indicate that EBB
4688 regions should be constructed.
4689 (debug_live): Delete declaration.
4690 (current_nr_blocks, current_blocks, target_bb):
4691 Remove static qualifiers.
4692 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4694 (init_regions): Delete declaration.
4695 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4696 rgn_estimate_number_of_insns): New.
4697 (too_large): Use estimate_number_of_insns.
4698 (haifa_find_rgns): New. Move the code from ...
4699 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4700 (free_trg_info): New.
4701 (compute_trg_info): Allocate candidate tables here instead of ...
4702 (init_ready_list): ... here.
4703 (rgn_print_insn): Use const_rtx.
4704 (contributes_to_priority, extend_regions): Delete static declaration.
4705 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4706 (add_block1): Rename to rgn_add_block.
4707 (debug_rgn_dependencies): Delete static qualifier.
4708 (new_ready): Use sched_deps_info. Simplify.
4709 (rgn_common_sched_info, rgn_const_sched_deps_info,
4710 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4712 (region_sched_info): Rename to rgn_const_sched_info.
4713 (deps_join): New, extracted from ...
4714 (propagate_deps): ... here.
4715 (compute_block_dependences, debug_dependencies): Update for selective
4717 (free_rgn_deps, compute_priorities): New functions.
4718 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4719 sched_rgn_compute_dependencies): New functions.
4720 (schedule_region): Use them.
4721 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4722 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4724 (schedule_insns): Call new functions that were split out.
4725 (rgn_make_new_region_out_of_new_block): New.
4726 (get_rgn_sched_max_insns_priority): New.
4727 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4728 scheduling when appropriate.
4729 * sched-vis.c: Include insn-attr.h.
4730 (print_value, print_pattern): Make global.
4731 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4732 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4733 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4734 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4735 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4736 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4737 hooks. Initialize them to 0.
4738 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4739 * target.h (struct gcc_target): Add them. Rename gen_check field to
4741 * flags.h (sel_sched_switch_set): Declare.
4742 * opts.c (sel_sched_switch_set): New variable.
4743 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4744 pipelining is disabled from command line.
4745 (common_handle_option): Record whether selective scheduling is
4746 requested from command line.
4747 * doc/invoke.texi: Document new flags and parameters.
4748 * doc/tm.texi: Document new target hooks.
4749 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4751 (dfa_state_size): Do not declare locally.
4752 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4753 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4754 rs6000_alloc_sched_context, rs6000_set_sched_context,
4755 rs6000_free_sched_context): New functions.
4756 (struct _rs6000_sched_context): New.
4757 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4759 (rs6000_sched_finish): Do not run for selective scheduling.
4761 2008-08-31 Jan Hubicka <jh@suse.cz>
4763 * frv.c (frv_rtx_costs): Update forward declaration.
4764 * spu.c (spu_rtx_costs): Likewise.
4765 * pdp11.c: Include df.h
4766 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4767 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4768 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4769 * iq2000.c (iq2000_address_cost): Add speed argument.
4770 (iq2000_rtx_costs): Likewise.
4771 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4772 update call of mn10300_address_cost.
4773 * mcore.c: Include df.h
4774 (mcore_rtx_costs): Update prototype.
4775 * score3.c: Include df.h
4776 (score3_rtx_costs): Remove speed argument.
4777 * score7.c: Include df.h
4778 (score7_address_cost): Remove speed argument.
4779 * score-protos.h (score_address_cost): Update prototype.
4780 * score.c: Include df.h
4781 (score_rtx_costs): Update call of costs functions.
4782 * v850.c (v850_rtx_costs): Add bool argument.
4784 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4786 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4788 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4790 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4791 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4793 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4795 * mkmap-flat.awk: Add option pe_dll.
4796 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4797 * config/i386/t-cygwin (SHLIB_LC): Add.
4798 * config/i386/t-mingw32 (SHLIB_LC): Add.
4799 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4800 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4801 (LINK_SPEC): Support libgcc_s.
4802 (LIBGCC_SPEC): Support libgcc_s.
4803 (LIBGCC_SONAME): New.
4805 2008-08-31 Jan Hubicka <jh@suse.cz>
4807 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4808 mistakely had old version of patch.
4810 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4811 (ipcp_estimate_growth): New.
4812 (ipcp_insert_stage): Use ipcp_estimate_growth.
4813 * profile.c (branch_prob): When reading failed, do not consider
4816 2008-08-31 Jan Hubicka <jh@suse.cz>
4818 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4819 loop is optimized for speed.
4821 2008-08-31 Richard Guenther <rguenther@suse.de>
4824 * fold-const.c (fold_binary): Retain conversions in folding
4827 2008-08-31 Jan Hubicka <jh@suse.cz>
4829 * postreload-gcse.c (eliminate_partially_redundant_loads):
4830 Use optimize_bb_for_size_p.
4831 * predict.c (maybe_hot_frequency_p): Make inline.
4832 (maybe_hot_count_p): Break out from ...
4833 (maybe_hot_bb_p): ... this one.
4834 (maybe_hot_edge_p): Simplify.
4835 * basic-block.h (probably_cold_bb_p): Remove.
4837 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4840 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4842 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4843 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4844 Also split V4SFmode.
4845 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4848 2008-08-31 Jan Hubicka <jh@suse.cz>
4850 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4852 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4854 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4857 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4860 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4861 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4863 2008-08-31 Jan Hubicka <jh@suse.cz>
4865 * sparc.h (BRANCH_COST): Fix macro definition.
4866 * avr.c (avr_operand_rtx_cost): Add speed argument.
4867 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4869 2008-08-31 Richard Guenther <rguenther@suse.de>
4871 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4872 types instead of operands. Re-instantiate verifying of
4873 binary expression operands.
4875 2008-08-30 Jan Hubicka <jh@suse.cz>
4877 * fwprop.c (should_replace_address): Add speed attribute.
4878 (PR_OPTIMIZE_FOR_SPEED): New flag.
4879 (propagate_rtx_1): Use it.
4880 (propagate_rtx): Set it.
4881 (try_fwprop_subst): Update call of rtx_costs.
4882 (forward_propagate_and_simplify): LIkewise.
4883 * hooks.c (hook_int_rtx_bool_0): New
4884 (hook_bool_rtx_int_int_intp_false): Replace by ...
4885 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4886 * hooks.h (hook_int_rtx_bool_0): New
4887 (hook_bool_rtx_int_int_intp_false): Replace by ...
4888 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4889 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4890 (prepare_cmp_insn): UPdate call of rtx_cost.
4891 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4892 (reload_cse_simplify_operands): Update call of rtx_cost.
4893 (reload_cse_move2add): call of rtx_cost.
4894 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4895 * rtlanal.c (rtx_cost): Add speed argument.
4896 (address_cost): Add speed argument
4897 (default_address_cost): Likewise.
4898 (insn_rtx_cost): Likewise.
4899 * cfgloopanal.c (seq_cost): Add speed argument.
4900 (target_reg_cost, target_spill_cost): Turn to array.
4901 (init_set_costs): Update for speed.
4902 (estimate_reg_pressure_cost): Add speed argument.
4903 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4904 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4905 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4906 (seq_cost): Add speed argument.
4907 (computation_cost): Add speed arugment.
4908 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4909 (force_expr_to_var_cost): Update for profile info.
4910 (force_var_cost): Likewise.
4911 (split_address_cost): Likewise.
4912 (ptr_difference_cost): Likewise.
4913 (difference_cost): Likewise.
4914 (get_computation_cost_at): Likewise.
4915 (determine_iv_cost): Likewise.
4916 (ivopts_global_cost_for_size): Likewise.
4917 (rewrite_use_address): Likewise.
4918 (tree_ssa_iv_optimize_loop): Initialize speed field.
4919 * cse.c (optimize_this_for_speed_p): New static var.
4920 (notreg_cost): Update call of rtx_cost.
4921 (cse_extended_basic_block): set optimize_this_for_speed_p.
4922 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4923 (noce_try_cmove_arith): Likewise.
4924 (noce_try_sign_mask): LIkewise.
4925 * expr.c (compress_float_constant): Update rtx_cost calls.
4926 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4928 (addr_to_parts): Likewise.
4929 (create_mem_ref): Likewise.
4930 * dse.c (find_shift_sequence): Add speed argument.
4931 (replace_read): Update call.
4932 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4933 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4934 * neg_cost, shift_cost, shiftadd_cost,
4935 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4936 mul_highpart_cost): Increase dimension.
4937 (init_expmed): Initialize for both size and speed.
4938 (expand_shift): Use profile.
4939 (synth_mult): Use profile.
4940 (choose_mult_variant): Use profile.
4941 (expand_mult): Use profile.
4942 (expand_mult_highpart_optab): Use profile.
4943 (expand_mult_highpart): Use profile.
4944 (expand_smod_pow2): Use profile.
4945 (expand_divmod): Use profile.
4946 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4948 * loop-invariant.c (create_new_invariant): Use profile.
4949 (gain_for_invariant): Add speed parameter.
4950 (best_gain_for_invariant): Likewise.
4951 (find_invariants_to_move): Likewise.
4952 (move_single_loop_invariants): Set it.
4953 * target-def.h (TARGET_RTX_COSTS): Use hook.
4954 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4955 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4956 * output.h (default_address_cost): Update prototype.
4957 * combine.c (optimize_this_for_speed_p): New static var.
4958 (combine_validate_cost): Update call of rtx_cost.
4959 (combine_instructions): Set optimize_this_for_speed_p.
4960 (expand_compound_operation): Update call of rtx_cost.
4961 (make_extraction):Update call of rtx_cost.
4962 (force_to_mode):Update call of rtx_cost.
4963 (distribute_and_simplify_rtx):Update call of rtx_cost.
4964 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4965 (estimate_reg_pressure_cost): Update prototype.
4966 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4967 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4969 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4970 (alpha_rtx_costs): Update.
4971 * config/frv/frv.c (frv_rtx_costs): Update.
4972 * config/s390/s390.c (s390_rtx_costs): Update.
4973 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4974 (m32c_rtx_costs): Update.
4975 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4976 (spu_rtx_costs): Update.
4977 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4978 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4979 * config/i386/i386.c (:ix86_address_cost): Update.
4980 (ix86_rtx_costs): Update.
4981 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4982 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4983 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4984 * config/crx/crx.c (crx_address_cost): Update.
4985 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4986 * config/stormy16/stormy16.c
4987 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4988 * config/m68hc11/m68hc11.c
4989 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4990 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4991 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4993 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4995 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4996 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4997 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4998 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4999 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5000 (mcore_rtx_costs): update.
5001 * config/score/score3.c (score3_rtx_costs): Update.
5002 * config/score/score7.c (score7_rtx_costs): Update.
5003 * config/score/score3.h (score3_rtx_costs):Update.
5004 * config/score/score7.h (score7_rtx_costs): Update.
5005 * config/score/score.c (score_rtx_costs): Update.
5006 * config/arm/arm.c (arm_address_cost): Update.
5007 (arm_rtx_costs_1): Update.
5008 (arm_rtx_costs_1): Update.
5009 (arm_size_rtx_costs): Update.
5010 (arm_size_rtx_costs): Update.
5011 (arm_size_rtx_costs): Update.
5012 (arm_xscale_rtx_costs): Update.
5013 (arm_thumb_address_cost): Update.
5014 * config/pa/pa.c (hppa_address_cost): Update.
5015 * config/mips/mips.c (mips_rtx_costs): Update.
5016 * config/vax/vax.c (vax_address_cost): Update.
5017 * config/h8300/h8300.c (h8300_shift_costs): Update.
5018 (h8300_rtx_costs): Update.
5019 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5020 (v850_rtx_costs): Update.
5021 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5022 * config/bfin/bfin.c
5023 (bfin_address_cost): Update.
5024 (bfin_rtx_costs): Update.
5025 * stmt.c (lshift_cheap_p): Update.
5027 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5030 * expmed.c (extract_bit_field_1): Check the mode size to make
5031 sure the vector modes have the same size.
5033 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5035 * dojump.c (top level): Include basic-block.h to declare
5036 optimize_insn_for_speed_p
5038 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5040 * opts.h (CL_SAVE): New option class for marking options that are
5041 target specific options usable in the target attribute.
5042 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5044 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5045 can easily find the target specific options that are safe to use
5046 in the attribute or pragma.
5048 * attribs.c (decl_attributes): Change #pragma GCC option to
5049 #pragma GCC target, and attribute((option(...))) to
5050 attribute((target(...))).
5052 * doc/extend.texi (target attribute): Change from option
5053 attribute. Delete push/pop/reset.
5054 (#pragma GCC target): Change from #pragma GCC option. Delete
5056 (#pragma GCC push_options): Document new pragma.
5057 (#pragma GCC pop_options): Document new pragma.
5058 (#pragma GCC reset_options): Document new pragma.
5060 * targhooks.c (default_target_option_valid_attribute_p): Add
5061 warning about port not supporting target attributes.
5062 (default_target_option_pragma_parse): New function, warn about
5063 #pragma GCC target not being supported.
5065 * targhooks.h (default_target_option_pragma_parse): Add
5068 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5069 TI_CURRENT_OPTION_PRAGMA.
5070 (current_target_pragma): Rename from current_option_pragma.
5072 * target.h: (struct target_option): Delete booleans for changing
5073 the optimization level on hot/cold functions. Change signature of
5074 pragma_parse hook to take a second tree.
5076 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5078 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5079 that the declaration is done at global scope.
5081 * langhooks.c (add_builtin_function_common): Move most of the code
5082 from add_builtin_function here, calling the hook passed in.
5083 (add_builtin_function): Call add_builtin_function_common with
5084 standard builtin hook.
5085 (add_builtin_function_ext_scope): New function to add builtins to
5088 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5090 (add_builtin_function_ext_scope): Add declaration.
5092 * c-pragma.c (handle_pragma_target): Rename from
5093 handle_pragma_option, #pragma GCC option is now #pragma GCC
5094 target. Move warning about port not supporting target options to
5095 default pragma parse hook. Remove push/pop/reset from this
5097 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5098 (option_stack): Delete static variable.
5099 (optimize_stack): Ditto.
5100 (optons_stack): New stack of saved target and optimization
5102 (handle_pragma_push_options): New function to handle pushing both
5103 target and optimization options.
5104 (handle_pragma_pop_options): New function to handle popping both
5105 target and optimization options.
5106 (handle_pragma_reset_options): New function to handle resetting
5107 both target and optimization options to their initial state.
5108 (init_pragma): Rename handle_pragma_option to
5109 handle_pragma_target. Add support for push_options, pop_options,
5110 and reset_options pragmas.
5112 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5113 default_target_option_pragma_parse.
5114 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5115 default_target_option_valid_attribute_p.
5116 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5117 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5118 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5119 optimization level on hot/cold functions.
5121 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5122 if the caller and callee have different optimization levels.
5124 * c-common.c (handle_target_attribute): Rename from
5125 handle_option_attribute, attribute((option(...))) is now
5126 attribute((target(...))). Move warning if the port does not
5127 support target attributes to the default hook.
5128 (handle_hot_attribute): Delete code to change the optimization
5129 level of hot functions.
5130 (handle_cold_attribute): Ditto.
5132 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5133 argument that is the binary tree options to use if there are no
5134 arguments. Call ix86_valid_target_attribute_tree instead of
5135 ix86_valid_option_attribute_tree.
5136 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5137 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5138 ix86_pragma_option_parse.
5140 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5141 Rename from ix86_valid_option_attribute_tree.
5143 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5144 new builtins when the ISA changes.
5145 (ix86_valid_target_attribute_tree): Rename from
5146 ix86_valid_option_attribute_tree. Change callers. If the
5147 function specified optimization options, use those as the starting
5148 point before setting up the target attributes. If the
5149 optimization options were changed in the course of setting the
5150 target attributes, record the new optimization options.
5151 (ix86_valid_target_attribute_tree_inner_p): Rename from
5152 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5153 ix86_add_new_builtins if the ISA changed.
5154 (ix86_valid_target_attribute_p): Rename from
5155 ix86_valid_option_attribute_p. Change callers.
5156 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5157 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5158 as delayed builtin functions.
5159 (struct builtin_isa): New structure to record builtin functions
5160 that should be delayed until the ISA for that function is used.
5161 (ix86_builtins_isa): Change from int to struct to track builtin
5162 functions we want to declare at some point.
5163 (def_builtin): If the front end can delay defining the builtin
5164 functions, don't create builtins for ISAs not part of the default
5166 (def_builtin_const): Ditto.
5167 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5168 __builtin_ia32_pcmov_v2di to be different builtin functions.
5169 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5170 a structure instead of an int.
5171 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5172 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5173 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5174 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5176 * config/ia64/ia64.h
5177 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5178 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5180 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5181 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5182 (LANG_HOOKS_INITIALIZER): Add
5183 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5185 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5188 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5189 the reload address with the index register for SFmode
5190 access with a displacement.
5192 2008-08-30 Jan Hubicka <jh@suse.cz>
5194 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5195 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5196 * dojump.c (do_jump): Likewise.
5197 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5198 (note-if_info): Add BRANCH_COST.
5199 (noce_try_store_flag_constants, noce_try_addcc,
5200 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5201 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5202 find_if_case_2): Use computed branch cost.
5203 * expr.h (BRANCH_COST): Update default.
5204 * predict.c (predictable_edge_p): New function.
5205 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5206 Update BRANCH_COST call.
5207 * basic-block.h (predictable_edge_p): Declare.
5208 * config/alpha/alpha.h (BRANCH_COST): Update.
5209 * config/frv/frv.h (BRANCH_COST): Update.
5210 * config/s390/s390.h (BRANCH_COST): Update.
5211 * config/spu/spu.h (BRANCH_COST): Update.
5212 * config/sparc/sparc.h (BRANCH_COST): Update.
5213 * config/m32r/m32r.h (BRANCH_COST): Update.
5214 * config/i386/i386.h (BRANCH_COST): Update.
5215 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5217 * config/sh/sh.h (BRANCH_COST): Update.
5218 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5219 * config/avr/avr.h (BRANCH_COST): Update.
5220 * config/crx/crx.h (BRANCH_COST): Update.
5221 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5222 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5223 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5224 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5225 * config/ia64/ia64.h (BRANCH_COST): Update.
5226 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5227 * config/arc/arc.h (BRANCH_COST): Update.
5228 * config/score/score.h (BRANCH_COST): Update.
5229 * config/arm/arm.h (BRANCH_COST): Update.
5230 * config/pa/pa.h (BRANCH_COST): Update.
5231 * config/mips/mips.h (BRANCH_COST): Update.
5232 * config/vax/vax.h (BRANCH_COST): Update.
5233 * config/h8300/h8300.h (BRANCH_COST): Update.
5234 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5235 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5236 * doc/tm.texi (BRANCH_COST): Update.
5238 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5241 * config/arm/arm.c (arm_optimization_options): Set
5242 flag_section_anchors to 2 instead of 1 to distinguish it from
5243 -fsection-anchors given explicitely on the command line.
5245 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5247 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5248 final insn of a split.
5250 2008-08-30 Jan Hubicka <jh@suse.cz>
5252 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5253 optimized for speed.
5254 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5255 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5256 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5257 flag_gcse_after_reload_set): New static vars.
5258 (common_handle_option): Enable those flags for profile-use.
5259 (decode_options): Remove optimize_size flags that are handled
5260 on higher granuality.
5261 * tree-vectorizer.c (vectorize_loops): Use
5262 optimize_loop_nest_for_speed_p.
5263 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5264 * tree-predcom.c (tree_predictive_commoning): Use
5265 optimize_loop_for_speed_p.
5266 * varasm.c (assemble_start_function): Use
5267 optimize_function_for_speed_p.
5268 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5269 * predict.c (optimize_loop_for_speed_p): Fix walk.
5271 2008-08-30 Jan Hubicka <jh@suse.cz>
5273 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5275 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5276 profile presence locally.
5278 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5281 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5282 versions before 4.0.
5284 2008-08-29 Jan Hubicka <jh@suse.cz>
5286 * tree-inline.c (insert_init_stmt): Insert sequence even when
5289 2008-08-29 Jeff Law <law@redhat.com>
5291 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5292 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5293 location and class is an FP register.
5295 2008-08-29 Jan Hubicka <jh@suse.cz>
5297 * see.c (see_merge_one_def_extension): Silence used uninitialized
5299 * matrix-reorg.c (check_allocation_function): Likewise.
5300 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5302 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5305 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5306 compute new & and | in type rather than TREE_TYPE (arg0).
5308 * dwarf2out.c (fortran_common): Update comment.
5309 (gen_variable_die): Swap com_die and var_die variables in Fortran
5310 COMMON block handling code.
5312 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5314 * dwarf2out.c (gen_const_die): New function.
5315 (size_of_die, value_format, output_die): Output larger
5316 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5317 (native_encode_initializer): New function.
5318 (tree_add_const_value_attribute): Call it.
5319 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5321 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5322 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5323 TREE_THIS_VOLATILE to add_type_attribute.
5325 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5327 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5330 * dwarf2out.c (loc_by_reference): New function.
5331 (add_location_or_const_value_attribute): Use it.
5334 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5335 as DW_TAG_variable children of DW_TAG_common_block rather than
5336 DW_TAG_member children. Put DW_AT_external to individual
5337 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5339 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5340 loc_descriptor_from_tree_1.
5344 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5345 arguments to imported_module_or_decl.
5346 (debug_nothing_tree_tree): Removed.
5347 (debug_nothing_tree_tree_tree_bool): New prototype.
5348 * debug.c (do_nothing_debug_hooks): Adjust.
5349 (debug_nothing_tree_tree): Removed.
5350 (debug_nothing_tree_tree_tree_bool): New function.
5351 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5352 (gen_variable_die): Put all common vars for the
5353 same COMMON block under one DW_TAG_common_block.
5354 (declare_in_namespace): Return new context_die, for Fortran
5355 return the module DIE instead of adding extra declarations into
5357 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5358 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5359 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5361 (dwarf2out_global_decl): Don't skip Fortran global vars.
5362 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5363 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5364 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5365 DW_TAG_imported_declaration as child of previous
5366 DW_TAG_imported_module.
5367 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5368 * sdbout.c (sdb_debug_hooks): Likewise.
5369 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5371 2008-08-29 Jan Hubicka <jh@suse.cz>
5373 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5375 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5376 * ipa-cp.c (n_cloning_candidates): New static variable.
5377 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5378 (ipcp_print_all_lattices): Improve debug output.
5379 (ipcp_cloning_candidate_p): New function.
5380 (ipcp_initialize_node_lattices): Use it.
5381 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5382 (ipcp_propagate_stage): Prettier debug output.
5383 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5384 (ipcp_print_all_structures): Remove.
5385 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5386 (ipcp_insert_stage): Prettier debug output; call
5387 cgraph_remove_unreachable_nodes before propagating.
5388 (pass_ipa_cp): Schedule function removal pass.
5389 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5391 (cgraph_maybe_hot_edge_p): Move to ...
5392 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5393 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5394 (common_handle_option): Set them; enable ipa-cp when profiling.
5395 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5396 (ipa_print_all_jump_functions): Likewise.
5397 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5398 (ipa_print_node_params, ipa_print_all_params): New.
5399 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5400 ipa_print_all_param_flags): Remove.
5401 (ipa_print_node_params, ipa_print_all_params): New.
5403 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5405 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5406 change from 2008-04-03.
5407 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5409 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5412 * ira-color.c (push_allocnos_to_stack): Truncate
5413 removed_splay_allocno_vec.
5415 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5418 * ira-color (ira_fast_allocation): Don't assign hard registers to
5421 2008-08-29 Jan Hubicka <jh@suse.cz>
5424 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5425 for cold internal loops.
5427 2008-08-29 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-structalias.c (create_variable_info_for): Do not
5430 create fields for heap vars or vars with a noalias state.
5431 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5434 2008-08-29 Richard Guenther <rguenther@suse.de>
5436 * common.opt (ftree-store-ccp): Mark as preserved for
5437 backward compatibility.
5438 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5439 * tree-pass.h (pass_store_ccp): Remove.
5440 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5441 (first_vdef): Remove declaration.
5442 (get_value_loaded_by): Likewise.
5443 * tree-ssa-ccp.c (do_store_ccp): Remove.
5444 (get_default_value): Simplify as do_store_ccp is always false
5445 now. Do not initialize mem_ref.
5446 (set_value_varying): Likewise.
5447 (canonicalize_float_value): Likewise.
5448 (set_lattice_value): Likewise.
5449 (likely_value): Likewise.
5450 (surely_varying_stmt_p): Likewise.
5451 (ccp_initialize): Likewise.
5452 (ccp_lattice_meet): Likewise.
5453 (ccp_visit_phi_node): Likewise.
5454 (ccp_fold): Likewise.
5455 (evaluate_stmt): Likewise.
5456 (visit_assignment): Likewise.
5457 (ccp_visit_stmt): Likewise.
5458 (execute_ssa_ccp): Fold into ...
5459 (do_ssa_ccp): ... this.
5460 (do_ssa_store_ccp): Remove.
5461 (gate_store_ccp): Likewise.
5462 (pass_store_ccp): Likewise.
5463 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5465 * tree-ssa-propagate.c (first_vdef): Remove.
5466 (get_value_loaded_by): Likewise.
5467 (replace_vuses_in): Likewise.
5468 (substitute_and_fold): Do not call replace_vuses_in.
5469 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5471 2008-08-29 Richard Guenther <rguenther@suse.de>
5474 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5475 PARAM_NOALIAS tags with is_heapvar.
5476 * tree-ssa-operands.c (access_can_touch_variable): Offset
5477 based tests do not apply for heapvars. Fix offset test.
5479 2008-08-29 Jan Hubicka <jh@suse.cz>
5481 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5482 (-fipa-cp-clone): Enabled by default at -O3.
5483 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5484 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5486 2008-08-29 Jan Hubicka <jh@suse.cz>
5488 * tree.c (build_function_type_skip_args,
5489 build_function_decl_skip_args): New functions.
5490 * tree.h (build_function_type_skip_args,
5491 build_function_decl_skip_args): Declare.
5492 * gimple.c (giple_copy_call_skip_args): New function.
5493 (giple_copy_call_skip_args): Declare.
5495 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5496 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5497 (ipcp_node_modifiable_p): ... this one; use
5498 tree_versionable_function_p.
5499 (ipcp_create_replace_map): Improve debug output.
5500 (ipcp_need_redirect_p): Return false when not clonning.
5501 (ipcp_update_callgraph): Skip args.
5502 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5504 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5505 (save_inline_function_body): Update call of tree_function_versioning.
5506 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5507 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5509 (tree_function_versioning): Likewise.
5510 * tree-inline.h (tree_function_versioning): Update prototype.
5512 2008-08-29 Jan Hubicka <jh@suse.cz>
5514 * loop-unswitch.c (unswitch_single_loop): Use
5515 optimize_loop_for_speed_p.
5516 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5517 Use optimize_function_for_size_p.
5518 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5519 * postreload-gcse.c (eliminate_partially_redundant_load):
5520 Use optimize_bb_for_size_p.
5521 * value-prof.c (gimple_divmod_fixed_value_transform,
5522 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5523 gimple_stringops_transform): Use optimize_bb_for_size_p.
5524 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5525 * final.c (compute_alignments): Use optimize_function_for_size_p.
5526 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5527 (fold_builtin_strcpy, fold_builtin_fputs): Use
5528 optimize_function_for_size_p.
5529 * fold-const.c (tree_swap_operands_p): Use
5530 optimize_function_for_size_p.
5531 * recog.c (relax_delay_slots): Likewise.
5532 * tree-ssa-math-opts.c (replace_reciprocal):
5533 Use optimize_bb_for_speed_p.
5534 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5535 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5536 optimize_function_for_size_p.
5537 (cgraph_decide_inlining_of_small_function): Use
5538 optimize_function_for_size_p.
5539 * global.c (find_reg): Use optimize_function_for_size_p.
5540 * opts.c (decode_options): Do not clear flag_tree_ch,
5541 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5542 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5543 work it out from profile.
5544 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5545 optimize_loop_for_speed_p.
5546 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5548 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5549 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5550 * tree-eh.c (decide_copy_try_finally): Use
5551 optimize_function_for_size_p.
5552 * local-alloc.c (block_alloc): Pass BB pointer.
5553 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5554 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5555 * loop-unroll.c (decide_unrolling_and_peeling):
5556 Use optimize_loop_for_size_p.
5557 (decide_peel_completely): Likewise.
5558 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5559 optimize_loop_for_size_p.
5560 (vect_enhance_data_refs_alignment): Likewise.
5561 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5562 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5564 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5565 (try_crossjump_bb): Use optimize_bb_for_size_p.
5566 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5567 optimize_loop_for_speed_p.
5568 * bb-reorder.c (find_traces_1_round): Likewise.
5569 (copy_bb): Use optimize_bb_for_speed_p.
5570 (duplicate_computed_gotos): Likewise.
5571 * basic-block.h (optimize_loop_nest_for_size_p,
5572 optimize_loop_nest_for_speed_p): New.
5573 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5575 2008-08-29 Tristan Gingold <gingold@adacore.com>
5577 * gcov.c (main): Call expandargv.
5579 2008-08-29 Jan Hubicka <jh@suse.cz>
5581 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5583 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5585 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5586 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5588 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5590 2008-08-29 Jan Hubicka <jh@suse.cz>
5592 * tree-pass.h (pass_strip_predict_hints): Declare.
5593 * predict.c (strip_builtin_expect): Rename to ...
5594 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5595 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5596 (tree_estimate_probability): Do not strip builtin_expect.
5597 (pass_strip_predict_hints): New pass.
5598 * tree-inline.c (expand_call_inline): When inlining cold function,
5599 predict it as unlikely.
5600 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5602 2008-08-29 Richard Guenther <rguenther@suse.de>
5604 PR tree-optimization/37207
5605 * tree-vrp.c (extract_range_from_binary_expr): Also try
5606 to constant fold if only one of the operands is a constant.
5608 2008-08-29 Nick Clifton <nickc@redhat.com>
5610 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5611 the same way as SYMBOL_REFs.
5613 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5615 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5617 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5619 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5620 * config/mips/mips.md (branch_likely): Remove const. Fix
5622 (define_delay for type "branch"): Change to only apply for branch
5623 with likely variant.
5624 (define_delay for type "branch" and "branch_likely" no). New delay
5626 (equality_op): New code iterator.
5627 (bbv, bbinv): New code attributes.
5628 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5631 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5632 Andrew Pinski <pinskia@gcc.gnu.org>
5635 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5637 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5639 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5640 rule that a symbolic constant must be defined and >= 0 for the
5641 corresponding facility to be present at compile-time.
5642 * gthr-posix.c: Likewise.
5644 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5646 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5647 * config/mips/mips.md (D): New mode attribute.
5648 (mulsi3, muldi3): Merge it into ...
5649 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5650 (muldi3_mul3): New pattern.
5651 (mulsi3_mult3): Rename to mulsi3_mul3.
5653 2008-08-28 Jan Hubicka <jh@suse.cz>
5655 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5657 * predict.c (always_optimize_for_size_p): Rename to ...
5658 (optimize_function_for_size): ... this one; make extern.
5659 (optimize_function_for_speed_p): New.
5660 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5661 optimize_edge_for_size_p,optimize_edge_for_size_p,
5662 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5663 * basic-block.h (optimize_function_for_size_p,
5664 optimize_function_for_speed_p): Declare.
5665 * i386.md (optimize_size checks): Replace them by appropriate
5667 (standard_80387_constant_p, ix86_compute_frame_layout,
5668 ix86_expand_epilogue, ix86_decompose_address,
5669 print_operand, emit_i387_cw_initialization,
5670 inline_memory_move_cost, ix86_pad_returns,
5671 ix86_reorg): Replace optimize_size checks.
5673 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5675 * rtl.h (simplify_subreg_regno): Declare.
5676 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5677 * simplify-rtx.c (simplify_subreg): ...here.
5678 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5679 subreg_offset_representable_p.
5681 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5684 * c-typeck.c (convert_for_assignment): Give a note describing what
5685 was passed and what was expected.
5687 2008-08-28 Joey Ye <joey.ye@intel.com>
5689 * doc/extend.texi: Document AVX built-in functions.
5690 * doc/invoke.texi: Document -mavx.
5692 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5693 Joey Ye <joey.ye@intel.com>
5694 Xuepeng Guo <xuepeng.guo@intel.com>
5696 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5698 * config/i386/cpuid.h (bit_FMA): New.
5699 (bit_XSAVE): Likewise.
5700 (bit_OSXSAVE): Likewise.
5701 (bit_AVX): Likewise.
5703 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5704 define. Use ASM_OUTPUT_AVX_PREFIX.
5706 * config/i386/gmmintrin.h: New.
5708 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5709 (OPTION_MASK_ISA_AVX_SET): New.
5710 (OPTION_MASK_ISA_FMA_SET): Likewise.
5711 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5712 (OPTION_MASK_ISA_FMA_SET): Likewise.
5713 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5714 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5715 (pta_flags): Add PTA_AVX and PTA_FMA.
5716 (override_options): Handle PTA_AVX and PTA_FMA.
5717 (init_cumulative_args): Handle warn_avx.
5718 (classify_argument): Return 0 for COImode and OImode. Return
5719 1 and X86_64_AVX_CLASS for 256bit vector types.
5720 (examine_argument): Handle X86_64_AVX_CLASS.
5721 (construct_container): Likewise.
5722 (function_arg_advance_32): Pass OImode and 256bit vector types
5724 (function_arg_advance_64): Take a new argument to indicate if a
5725 parameter is named. Handle 256bit vector types. Return
5726 immediately for unnamed 256bit vector mode parameters.
5727 (function_arg_advance): Updated.
5728 (function_arg_32): Add comments for TImode. Handle OImode
5729 and 256bit vector types.
5730 (function_arg_64): Take a new argument to indicate if a
5731 parameter is named. Handle 256bit vector types. Return NULL
5732 for unnamed 256bit vector mode parameters.
5733 (function_arg): Updated.
5734 (setup_incoming_varargs_64): Support
5735 AVX encoding for *sse_prologue_save_insn.
5736 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5737 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5738 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5739 enabled, otherwise return -3.
5740 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5742 (print_reg): Support AVX registers. Handle 'x' and 't'.
5743 Handle 'd' to duplicate the operand.
5744 (print_operand): Likewise. Also support AVX vector compare
5746 (output_387_binary_op): Support AVX.
5747 (output_fp_compare): Likewise.
5748 (ix86_expand_vector_move_misalign): Likewise.
5749 (ix86_attr_length_vex_default): New.
5750 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5751 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5752 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5753 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5754 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5755 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5756 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5757 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5758 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5759 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5760 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5761 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5762 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5763 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5764 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5765 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5766 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5767 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5768 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5769 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5770 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5771 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5772 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5773 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5774 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5775 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5776 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5777 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5778 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5779 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5780 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5781 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5782 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5783 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5784 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5785 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5786 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5787 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5788 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5789 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5790 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5791 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5792 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5793 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5794 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5795 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5796 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5797 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5798 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5799 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5800 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5801 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5802 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5803 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5804 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5805 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5806 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5807 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5808 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5809 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5810 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5811 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5812 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5813 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5814 and IX86_BUILTIN_MOVMSKPS256,
5815 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5816 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5817 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5818 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5819 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5820 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5821 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5822 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5823 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5824 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5825 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5826 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5827 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5828 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5829 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5830 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5831 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5832 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5833 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5834 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5835 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5836 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5837 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5838 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5839 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5840 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5841 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5842 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5843 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5844 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5845 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5846 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5847 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5848 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5849 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5850 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5851 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5852 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5853 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5854 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5855 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5856 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5857 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5858 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5859 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5860 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5861 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5862 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5863 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5864 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5865 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5866 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5867 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5868 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5869 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5870 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5871 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5872 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5874 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5875 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5876 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5877 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5878 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5879 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5880 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5881 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5882 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5883 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5884 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5885 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5886 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5887 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5888 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5889 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5890 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5891 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5892 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5893 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5894 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5895 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5896 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5897 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5898 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5899 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5900 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5901 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5902 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5903 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5904 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5905 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5906 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5907 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5908 IX86_BUILTIN_MOVMSKPS256.
5909 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5910 (ix86_expand_args_builtin): Likewise.
5911 (ix86_expand_special_args_builtin): Likewise.
5912 (ix86_hard_regno_mode_ok): Handle AVX modes.
5913 (ix86_expand_vector_init_duplicate): Likewise.
5914 (ix86_expand_vector_init_one_nonzero): Likewise.
5915 (ix86_expand_vector_init_one_var): Likewise.
5916 (ix86_expand_vector_init_concat): Likewise.
5917 (ix86_expand_vector_init_general): Likewise.
5918 (ix86_expand_vector_set): Likewise.
5919 (ix86_vector_mode_supported_p): Likewise.
5920 (x86_extended_reg_mentioned_p): Check INSN_P before using
5923 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5924 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5926 * config/i386/i386.h (TARGET_AVX): New.
5927 (TARGET_FMA): Likewise.
5928 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5929 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5930 (VALID_AVX256_REG_MODE): New.
5931 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5932 (AVX_FLOAT_MODE_P): Likewise.
5933 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5934 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5935 (AVX_VEC_FLOAT_MODE_P): Likewise.
5936 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5937 (ASM_OUTPUT_OPCODE): Likewise.
5938 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5940 (SSE_REG_MODE_P): Allow 256bit vector modes.
5941 (ix86_args): Add a warn_avx field.
5943 * config/i386/i386.md (UNSPEC_PCMP): New.
5944 (UNSPEC_VPERMIL): Likewise.
5945 (UNSPEC_VPERMIL2): Likewise.
5946 (UNSPEC_VPERMIL2F128): Likewise.
5947 (UNSPEC_MASKLOAD): Likewise.
5948 (UNSPEC_MASKSTORE): Likewise.
5949 (UNSPEC_CAST): Likewise.
5950 (UNSPEC_VTESTP): Likewise.
5951 (UNSPECV_VZEROALL): Likewise.
5952 (UNSPECV_VZEROUPPER): Likewise.
5953 (XMM0_REG): Likewise.
5954 (XMM1_REG): Likewise.
5955 (XMM2_REG): Likewise.
5956 (XMM3_REG): Likewise.
5957 (XMM4_REG): Likewise.
5958 (XMM5_REG): Likewise.
5959 (XMM6_REG): Likewise.
5960 (XMM8_REG): Likewise.
5961 (XMM9_REG): Likewise.
5962 (XMM10_REG): Likewise.
5963 (XMM11_REG): Likewise.
5964 (XMM12_REG): Likewise.
5965 (XMM13_REG): Likewise.
5966 (XMM14_REG): Likewise.
5967 (XMM15_REG): Likewise.
5969 (prefix_vex_imm8): Likewise.
5970 (prefix_vex_w): Likewise.
5971 (length_vex): Likewise.
5974 (*avx_ashlti3): Likewise.
5975 (*avx_lshrti3): Likewise.
5976 (*avx_setcc<mode>): Likewise.
5977 (*fop_<mode>_comm_mixed_avx): Likewise.
5978 (*fop_<mode>_comm_avx): Likewise.
5979 (*fop_<mode>_1_mixed_avx): Likewise.
5980 (*fop_<mode>_1_avx): Likewise.
5981 (*avx_<code><mode>3): Likewise.
5982 (*avx_ieee_smin<mode>3): Likewise.
5983 (*avx_ieee_smax<mode>3): Likewise.
5984 (mode): Add OI, V8SF and V4DF.
5985 (length): Support VEX prefix.
5986 (*cmpfp_i_mixed): Set prefix attribute.
5987 (*cmpfp_i_sse): Likewise.
5988 (*cmpfp_iu_mixed): Likewise.
5989 (*cmpfp_iu_sse): Likewise.
5990 (*movsi_1): Support AVX.
5991 (*movdi_2): Likewise.
5992 (*movdi_1_rex64): Likewise.
5993 (*movti_internal): Likewise.
5994 (*movti_rex64): Likewise.
5995 (*movsf_1): Likewise.
5996 (*movdf_nointeger): Likewise.
5997 (*movdf_integer_rex64): Likewise.
5998 (*movtf_internal): Likewise.
5999 (zero_extendsidi2_32): Likewise.
6000 (zero_extendsidi2_rex64): Likewise.
6001 (*extendsfdf2_mixed): Likewise.
6002 (*extendsfdf2_sse): Likewise.
6003 (*truncdfsf_fast_mixed): Likewise.
6004 (*truncdfsf_fast_sse): Likewise.
6005 (*truncdfsf_mixed): Likewise.
6006 (fix_trunc<mode>di_sse): Likewise.
6007 (fix_trunc<mode>si_sse): Likewise.
6008 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6009 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6010 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6011 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6012 (*rcpsf2_sse): Likewise.
6013 (*rsqrtsf2_sse): Likewise.
6014 (*sqrt<mode>2_sse): Likewise.
6015 (sse4_1_round<mode>2): Likewise.
6016 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6017 Support AVX. Set length attribute properly for AVX.
6019 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6020 (VECTOR_MODES (FLOAT, 32)): Likewise.
6021 (VECTOR_MODE (INT, DI, 8)): Likewise.
6022 (VECTOR_MODE (INT, HI, 32)): Likewise.
6023 (VECTOR_MODE (INT, QI, 64)): Likewise.
6024 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6025 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6026 (VECTOR_MODE (INT, DI, 4)): Removed.
6027 (VECTOR_MODE (INT, SI, 8)): Likewise.
6028 (VECTOR_MODE (INT, HI, 16)): Likewise.
6029 (VECTOR_MODE (INT, QI, 32)): Likewise.
6030 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6031 (INT_MODE (OI, 32)): Likewise.
6033 * config/i386/i386.opt (mavx): New.
6036 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6038 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6039 (*mov<mode>_internal_avx): New.
6040 (*movv2sf_internal_rex64_avx): Likewise.
6041 (*movv2sf_internal_avx): Likewise.
6043 * config/i386/predicates.md (const_4_to_5_operand): New.
6044 (const_6_to_7_operand): Likewise.
6045 (const_8_to_11_operand): Likewise.
6046 (const_12_to_15_operand): Likewise.
6047 (avx_comparison_float_operator): Likewise.
6049 * config/i386/sse.md (AVX256MODEI): New.
6050 (AVX256MODE): Likewise.
6051 (AVXMODEQI): Likewise.
6052 (AVXMODE): Likewise.
6053 (AVX256MODEF2P): Likewise.
6054 (AVX256MODE2P): Likewise.
6055 (AVX256MODE4P): Likewise.
6056 (AVX256MODE8P): Likewise.
6057 (AVXMODEF2P): Likewise.
6058 (AVXMODEF4P): Likewise.
6059 (AVXMODEDCVTDQ2PS): Likewise.
6060 (AVXMODEDCVTPS2DQ): Likewise.
6061 (avxvecmode): Likewise.
6062 (avxvecpsmode): Likewise.
6063 (avxhalfvecmode): Likewise.
6064 (avxscalarmode): Likewise.
6065 (avxcvtvecmode): Likewise.
6066 (avxpermvecmode): Likewise.
6067 (avxmodesuffixf2c): Likewise.
6068 (avxmodesuffixp): Likewise.
6069 (avxmodesuffixs): Likewise.
6070 (avxmodesuffix): Likewise.
6071 (vpermilbits): Likewise.
6072 (pinsrbits): Likewise.
6073 (mov<mode>): Likewise.
6074 (*mov<mode>_internal): Likewise.
6075 (push<mode>1): Likewise.
6076 (movmisalign<mode>): Likewise.
6077 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6078 (avx_movdqu<avxmodesuffix>): Likewise.
6079 (avx_lddqu<avxmodesuffix>): Likewise.
6080 (<plusminus_insn><mode>3): Likewise.
6081 (*avx_<plusminus_insn><mode>3): Likewise.
6082 (*avx_vm<plusminus_insn><mode>3): Likewise.
6083 (mul<mode>3): Likewise.
6084 (*avx_mul<mode>3): Likewise.
6085 (*avx_vmmul<mode>3): Likewise.
6086 (divv8sf3): Likewise.
6087 (divv4df3): Likewise.
6088 (avx_div<mode>3): Likewise.
6089 (*avx_div<mode>3): Likewise.
6090 (*avx_vmdiv<mode>3): Likewise.
6091 (avx_rcpv8sf2): Likewise.
6092 (*avx_vmrcpv4sf2): Likewise.
6093 (sqrtv8sf2): Likewise.
6094 (avx_sqrtv8sf2): Likewise.
6095 (*avx_vmsqrt<mode>2): Likewise.
6096 (rsqrtv8sf2): Likewise.
6097 (avx_rsqrtv8sf2): Likewise.
6098 (*avx_vmrsqrtv4sf2): Likewise.
6099 (<code><mode>3): Likewise.
6100 (*avx_<code><mode>3_finite): Likewise.
6101 (*avx_<code><mode>3): Likewise.
6102 (*avx_vm<code><mode>3): Likewise.
6103 (*avx_ieee_smin<mode>3): Likewise.
6104 (*avx_ieee_smax<mode>3): Likewise.
6105 (avx_addsubv8sf3): Likewise.
6106 (avx_addsubv4df3): Likewise.
6107 (*avx_addsubv4sf3): Likewise.
6108 (*avx_addsubv2df3): Likewise.
6109 (avx_h<plusminus_insn>v4df3): Likewise.
6110 (avx_h<plusminus_insn>v8sf3): Likewise.
6111 (*avx_h<plusminus_insn>v4sf3): Likewise.
6112 (*avx_h<plusminus_insn>v2df3): Likewise.
6113 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6114 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6115 (*avx_maskcmp<mode>3): Likewise.
6116 (avx_nand<mode>3): Likewise.
6117 (*avx_<code><mode>3): Likewise.
6118 (*avx_nand<mode>3): Likewise.
6119 (*avx_<code><mode>3): Likewise.
6120 (*avx_cvtsi2ss): Likewise.
6121 (*avx_cvtsi2ssq): Likewise.
6122 (*avx_cvtsi2sd): Likewise.
6123 (*avx_cvtsi2sdq): Likewise.
6124 (*avx_cvtsd2ss): Likewise.
6125 (avx_cvtss2sd): Likewise.
6126 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6127 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6128 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6129 (*avx_cvtsi2sd): Likewise.
6130 (*avx_cvtsi2sdq): Likewise.
6131 (avx_cvtdq2pd256): Likewise.
6132 (avx_cvtpd2dq256): Likewise.
6133 (avx_cvttpd2dq256): Likewise.
6134 (*avx_cvtsd2ss): Likewise.
6135 (*avx_cvtss2sd): Likewise.
6136 (avx_cvtpd2ps256): Likewise.
6137 (avx_cvtps2pd256): Likewise.
6138 (*avx_movhlps): Likewise.
6139 (*avx_movlhps): Likewise.
6140 (avx_unpckhps256): Likewise.
6141 (*avx_unpckhps): Likewise.
6142 (avx_unpcklps256): Likewise.
6143 (*avx_unpcklps): Likewise.
6144 (avx_movshdup256): Likewise.
6145 (avx_movsldup256): Likewise.
6146 (avx_shufps256): Likewise.
6147 (avx_shufps256_1): Likewise.
6148 (*avx_shufps_<mode>): Likewise.
6149 (*avx_loadhps): Likewise.
6150 (*avx_storelps): Likewise.
6151 (*avx_loadlps): Likewise.
6152 (*avx_movss): Likewise.
6153 (*vec_dupv4sf_avx): Likewise.
6154 (*vec_concatv2sf_avx): Likewise.
6155 (*vec_concatv4sf_avx): Likewise.
6156 (*vec_setv4sf_0_avx): Likewise.
6157 (*vec_setv4sf_avx): Likewise.
6158 (*avx_insertps): Likewise.
6159 (avx_vextractf128<mode>): Likewise.
6160 (vec_extract_lo_<mode>): Likewise.
6161 (vec_extract_hi_<mode>): Likewise.
6162 (vec_extract_lo_<mode>): Likewise.
6163 (vec_extract_hi_<mode>): Likewise.
6164 (vec_extract_lo_v16hi): Likewise.
6165 (vec_extract_hi_v16hi): Likewise.
6166 (vec_extract_lo_v32qi): Likewise.
6167 (vec_extract_hi_v32qi): Likewise.
6168 (avx_unpckhpd256): Likewise.
6169 (*avx_unpckhpd): Likewise.
6170 (avx_movddup256): Likewise.
6171 (*avx_movddup): Likewise.
6172 (avx_unpcklpd256): Likewise.
6173 (*avx_unpcklpd): Likewise.
6174 (avx_shufpd256): Likewise.
6175 (avx_shufpd256_1): Likewise.
6176 (*avx_punpckhqdq): Likewise.
6177 (*avx_punpcklqdq): Likewise.
6178 (*avx_shufpd_<mode>): Likewise.
6179 (*avx_storehpd): Likewise.
6180 (*avx_loadhpd): Likewise.
6181 (*avx_loadlpd): Likewise.
6182 (*avx_movsd): Likewise.
6183 (*vec_concatv2df_avx): Likewise.
6184 (*avx_<plusminus_insn><mode>3): Likewise.
6185 (*avx_<plusminus_insn><mode>3): Likewise.
6186 (*avx_mulv8hi3): Likewise.
6187 (*avxv8hi3_highpart): Likewise.
6188 (*avx_umulv8hi3_highpart): Likewise.
6189 (*avx_umulv2siv2di3): Likewise.
6190 (*avx_mulv2siv2di3): Likewise.
6191 (*avx_pmaddwd): Likewise.
6192 (*avx_mulv4si3): Likewise.
6193 (*avx_ashr<mode>3): Likewise.
6194 (*avx_lshr<mode>3): Likewise.
6195 (*avx_ashl<mode>3): Likewise.
6196 (*avx_<code><mode>3): Likewise.
6197 (*avx_eq<mode>3): Likewise.
6198 (*avx_gt<mode>3): Likewise.
6199 (*avx_nand<mode>3): Likewise.
6200 (*avx_nand<mode>3): Likewise.
6201 (*avx_<code><mode>3): Likewise.
6202 (*avx_<code><mode>3): Likewise.
6203 (*avx_packsswb): Likewise.
6204 (*avx_packssdw): Likewise.
6205 (*avx_packuswb): Likewise.
6206 (*avx_punpckhbw): Likewise.
6207 (*avx_punpcklbw): Likewise.
6208 (*avx_punpckhwd): Likewise.
6209 (*avx_punpcklwd): Likewise.
6210 (*avx_punpckhdq): Likewise.
6211 (*avx_punpckldq): Likewise.
6212 (*avx_pinsr<avxmodesuffixs>): Likewise.
6213 (*avx_pinsrq): Likewise.
6214 (*avx_loadld): Likewise.
6215 (*vec_extractv2di_1_rex64_avx): Likewise.
6216 (*vec_extractv2di_1_avx): Likewise.
6217 (*vec_dupv2di_avx): Likewise.
6218 (*vec_concatv2si_avx): Likewise.
6219 (*vec_concatv4si_1_avx): Likewise.
6220 (*vec_concatv2di_avx): Likewise.
6221 (*vec_concatv2di_rex64_avx): Likewise.
6222 (*avx_uavgv16qi3): Likewise.
6223 (*avx_uavgv8hi3): Likewise.
6224 (*avx_psadbw): Likewise.
6225 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6226 (*avx_phaddwv8hi3): Likewise.
6227 (*avx_phadddv4si3): Likewise.
6228 (*avx_phaddswv8hi3): Likewise.
6229 (*avx_phsubwv8hi3): Likewise.
6230 (*avx_phsubdv4si3): Likewise.
6231 (*avx_phsubswv8hi3): Likewise.
6232 (*avx_pmaddubsw128): Likewise.
6233 (*avx_pmulhrswv8hi3): Likewise.
6234 (*avx_pshufbv16qi3): Likewise.
6235 (*avx_psign<mode>3): Likewise.
6236 (*avx_palignrti): Likewise.
6237 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6238 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6239 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6240 (*avx_mpsadbw): Likewise.
6241 (*avx_packusdw): Likewise.
6242 (*avx_pblendvb): Likewise.
6243 (*avx_pblendw): Likewise.
6244 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6245 (avx_ptest256): Likewise.
6246 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6247 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6248 (*avx_aesenc): Likewise.
6249 (*avx_aesenclast): Likewise.
6250 (*avx_aesdec): Likewise.
6251 (*avx_aesdeclast): Likewise.
6252 (avx_vzeroupper): Likewise.
6253 (avx_vzeroupper_rex64): Likewise.
6254 (avx_vpermil<mode>): Likewise.
6255 (avx_vpermilvar<mode>3): Likewise.
6256 (avx_vpermil2<mode>3): Likewise.
6257 (avx_vperm2f128<mode>3): Likewise.
6258 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6259 (avx_vbroadcastss256): Likewise.
6260 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6261 (avx_vinsertf128<mode>): Likewise.
6262 (vec_set_lo_<mode>): Likewise.
6263 (vec_set_hi_<mode>): Likewise.
6264 (vec_set_lo_<mode>): Likewise.
6265 (vec_set_hi_<mode>): Likewise.
6266 (vec_set_lo_v16hi): Likewise.
6267 (vec_set_hi_v16hi): Likewise.
6268 (vec_set_lo_v32qi): Likewise.
6269 (vec_set_hi_v32qi): Likewise.
6270 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6271 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6272 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6273 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6274 (vec_init<mode>): Likewise.
6275 (*vec_concat<mode>_avx): Likewise.
6276 (blendbits): Support V8SF and V4DF.
6277 (sse2_movq128): Support AVX.
6278 (<sse>_movnt<mode>): Likewise.
6279 (sse2_movntv2di): Likewise.
6280 (sse_rcpv4sf2): Likewise.
6281 (sse_sqrtv4sf2): Likewise.
6282 (sse_rsqrtv4sf2): Likewise.
6283 (<sse>_comi): Likewise.
6284 (<sse>_ucomi): Likewise.
6285 (sse_cvtss2si): Likewise.
6286 (sse_cvtss2si_2): Likewise.
6287 (sse_cvtss2siq): Likewise.
6288 (sse_cvtss2siq_2): Likewise.
6289 (sse_cvttss2si): Likewise.
6290 (sse_cvttss2siq): Likewise.
6291 (sse2_cvtsd2si): Likewise.
6292 (sse2_cvtsd2si_2): Likewise.
6293 (sse2_cvtsd2siq): Likewise.
6294 (sse2_cvtsd2siq_2): Likewise.
6295 (sse2_cvttsd2si): Likewise.
6296 (sse2_cvttsd2siq): Likewise.
6297 (sse2_cvtdq2pd): Likewise.
6298 (*sse2_cvtpd2dq): Likewise.
6299 (*sse2_cvttpd2dq): Likewise.
6300 (*sse2_cvtpd2ps): Likewise.
6301 (sse2_cvtps2pd): Likewise.
6302 (sse3_movshdup): Likewise.
6303 (sse3_movsldup): Likewise.
6304 (sse_storehps): Likewise.
6305 (*sse4_1_extractps): Likewise.
6306 (sse2_storelpd): Likewise.
6307 (vec_dupv2df_sse3): Likewise.
6308 (*vec_concatv2df_sse3): Likewise.
6309 (*sse4_1_pextrb): Likewise.
6310 (*sse4_1_pextrb_memory): Likewise.
6311 (*sse2_pextrw): Likewise.
6312 (*sse4_1_pextrw_memory): Likewise.
6313 (*sse4_1_pextrd): Likewise.
6314 (*sse4_1_pextrq): Likewise.
6315 (sse2_pshufd_1): Likewise.
6316 (sse2_pshuflw_1): Likewise.
6317 (sse2_pshufhw_1): Likewise.
6318 (*sse2_storeq_rex64): Likewise.
6319 (*vec_dupv4si): Likewise.
6320 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6321 (sse2_pmovmskb): Likewise.
6322 (*sse2_maskmovdqu): Likewise.
6323 (*sse2_maskmovdqu_rex64): Likewise.
6324 (sse_ldmxcsr): Likewise.
6325 (sse_stmxcsr): Likewise.
6326 (abs<mode>2): Likewise.
6327 (sse4_1_movntdqa): Likewise.
6328 (sse4_1_phminposuw): Likewise.
6329 (sse4_1_extendv8qiv8hi2): Likewise.
6330 (*sse4_1_extendv8qiv8hi2): Likewise.
6331 (sse4_1_extendv4qiv4si2): Likewise.
6332 (*sse4_1_extendv4qiv4si2): Likewise.
6333 (sse4_1_extendv2qiv2di2): Likewise.
6334 (*sse4_1_extendv2qiv2di2): Likewise.
6335 (sse4_1_extendv4hiv4si2): Likewise.
6336 (*sse4_1_extendv4hiv4si2): Likewise.
6337 (sse4_1_extendv2hiv2di2): Likewise.
6338 (*sse4_1_extendv2hiv2di2): Likewise.
6339 (sse4_1_extendv2siv2di2): Likewise.
6340 (*sse4_1_extendv2siv2di2): Likewise.
6341 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6342 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6343 (sse4_1_zero_extendv4qiv4si2): Likewise.
6344 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6345 (sse4_1_zero_extendv2qiv2di2): Likewise.
6346 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6347 (sse4_1_zero_extendv4hiv4si2): Likewise.
6348 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6349 (sse4_1_zero_extendv2hiv2di2): Likewise.
6350 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6351 (sse4_1_zero_extendv2siv2di2): Likewise.
6352 (*sse4_1_zero_extendv2siv2di2): Likewise.
6353 (sse4_1_ptest): Likewise.
6354 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6355 (sse4_2_pcmpestri): Likewise.
6356 (sse4_2_pcmpestrm): Likewise.
6357 (sse4_2_pcmpistri): Likewise.
6358 (sse4_2_pcmpistrm): Likewise.
6360 (aeskeygenassist): Likewise.
6362 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/predicates.md (vzeroall_operation): New.
6366 * config/i386/sse.md (avx_vzeroall): New.
6367 (*avx_vzeroall): Likewise.
6369 2008-08-28 Paul Brook <paul@codesourcery.com>
6370 Mark Shinwell <shinwell@codesourcery.com>
6371 Richard Earnshaw <richard.earnshaw@arm.com>
6373 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6374 (TARGET_MIN_ANCHOR_OFFSET): New.
6375 (arm_override_options): Set correct anchor ranges for Thumb-1
6376 and Thumb-2 if required.
6377 (legitimize_pic_address): Handle case involving a TLS symbol
6378 reference with an addend.
6379 (arm_optimization_options): Enable section anchors at -O1 and
6381 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6382 * config/arm/arm-protos.h (arm_optimization_options): New.
6384 2008-08-28 Nick Clifton <nickc@redhat.com>
6386 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6387 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6390 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6391 * config/v850/v850.md (return): Remove frame size restriction.
6393 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6395 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6397 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6399 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6401 2008-08-28 Paul Brook <paul@codesourcery.com>
6403 * config/arm/vfp11.md: Update license notice.
6404 * config/arm/cortex-r4.md: Ditto.
6406 2008-08-28 Richard Guenther <rguenther@suse.de>
6408 PR tree-optimization/37207
6409 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6412 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6415 * tree.c (int_fits_type_p): Don't forget unsigned integers
6416 of type sizetype which higher end word equals -1.
6418 2008-08-28 Ira Rosen <irar@il.ibm.com>
6420 * target.h (struct vectorize): Add new target builtin.
6421 * tree-vectorizer.c (destroy_loop_vec_info): Call
6422 vect_free_slp_instance instead of vect_free_slp_node.
6423 * tree-vectorizer.h (enum slp_load_perm_type): New.
6424 (struct _slp_instance): Add new fields.
6425 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6426 (SLP_INSTANCE_LOADS): New.
6427 (vect_free_slp_tree): Remove.
6428 (vect_free_slp_instance): Declare.
6429 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6430 (vectorizable_load): Add argument.
6431 (vect_transform_slp_perm_load): New.
6432 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6434 (vect_get_place_in_interleaving_chain): New function.
6435 (vect_free_slp_tree): Make static.
6436 (vect_free_slp_instance): New function.
6437 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6438 collect the load location in the interleaving chain.
6439 (vect_supported_slp_permutation_p): New function.
6440 (vect_supported_load_permutation_p): Likewise.
6441 (vect_analyze_slp_instance): In case of loads permutation, call
6442 vect_supported_load_permutation_p to check that the permutation is
6444 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6445 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6446 (vect_create_mask_and_perm): New function.
6447 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6448 (vectorizable_load): Add an argument. Don't keep the created vectors
6449 statements in the node if permutation is required. Call
6450 vect_transform_slp_perm_load to generate the permutation.
6451 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6452 additional argument.
6453 (vect_schedule_slp_instance): In case of loads permutation, allocate
6454 vectorized statements structure for all the related SLP nodes. Call
6455 vect_transform_stmt with addditional argument.
6456 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6457 * config/spu/spu.c (spu_builtin_vec_perm): New.
6458 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6459 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6460 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6461 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6463 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6465 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6466 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6467 __gthread_cond_signal, __gthread_cond_timedwait,
6468 __gthread_cond_timedwait_recursive): New functions.
6469 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6471 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6474 2008-08-28 Richard Guenther <rguenther@suse.de>
6477 * fold-const.c (maybe_canonicalize_comparison_1): Require
6478 undefined overflow only for canonicalizing A +- CST cmp CST.
6479 Make sure to not generate new constants that are not inside
6480 their TYPE_MIN/MAX_VALUE range.
6481 (maybe_canonicalize_comparison): Remove undefined overflow
6483 (fold_binary): Remove now duplicate folding.
6485 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6487 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6488 use not updated in the last change.
6490 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6492 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6493 (IRA_COVER_CLASSES): Add FPUL_REGS.
6495 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6498 * c-common.c (conversion_warning): Check for null operands.
6500 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6503 * c-decl.c (check_for_loop_decls): Improve error message. Give
6506 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6509 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6510 (convert_for_assignment): Pass corrent OPT_W* parameter to
6511 WARN_FOR_ASSIGNMENT.
6513 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6516 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6518 2008-08-27 Paul Brook <paul@codesourcery.com>
6520 * config.gcc: Loosen checks for arm uclinux eabi targets.
6522 2008-08-27 Paul Brook <paul@codesourcery.com>
6524 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6526 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6528 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6530 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6531 the enumerators of an ENUMERAL_TYPE.
6532 * dbxout.c (dbxout_type): Ditto.
6534 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6537 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6538 (fwprop_addr): Check that the loop_father is not the outer loop.
6540 2008-08-26 Paul Brook <paul@codesourcery.com>
6542 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6543 Remove documentation entry for fmul type.
6544 Use fmuls to annotate single-precision multiplication patterns,
6545 fmuld to annotate double-precision multiplication patterns,
6546 fmacs to annotate single-precision multiply-accumulate patterns
6547 and fmacd to annotate double-precision multiply-accumulate patterns.
6548 * config/arm/vfp11.md: Update reservations accordingly.
6549 * config/arm/arm.md: Note that certain values of the "type"
6550 attribute are documented in vfp.md.
6551 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6552 (v10_cvt): Use new fmul types.
6554 2008-08-26 Paul Brook <paul@codesourcery.com>
6556 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6557 * config/arm/vfp11.md: ...here. New.
6558 * config/arm/arm.md: Include vfp11.md.
6560 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6562 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6563 parameter to inform call.
6565 2008-08-26 Jeff Law <law@redhat.com>
6567 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6568 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6569 preferred class when copying a constant into a partial word register.
6571 2008-08-26 Ben Elliston <bje@au.ibm.com>
6573 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6574 * cp/typeck.c: Likewise.
6575 * cp/tree.c: Likewise.
6576 * gimple-low.c: Likewise.
6579 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6581 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6582 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6584 * doc/passes.texi: Describe IRA.
6586 * doc/tm.texi (IRA_COVER_CLASSES,
6587 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6589 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6590 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6591 -fira-propagate-cost, -fno-ira-share-save-slots,
6592 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6594 * flags.h (ira_algorithm): New enumeration.
6595 (flag_ira_algorithm, flag_ira_verbose): New external variable
6598 * postreload.c (gate_handle_postreload): Don't do post reload
6599 optimizations unless the reload is completed.
6601 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6604 * tree-pass.h (pass_ira): New external variable declaration.
6606 * reload.h: Add 2008 to the Copyright.
6608 * cfgloopanal.c: Include params.h.
6609 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6612 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6614 * toplev.c (ira.h): New include.
6615 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6616 (backend_init_target): Call ira_init.
6617 (backend_init): Call ira_init_once.
6618 (finalize): Call finish_ira_once.
6620 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6621 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6624 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6625 may_move_out_cost): New external variable declarations.
6626 (move_table): New typedef.
6628 * caller-save.c: Include headers output.h and ira.h.
6629 (no_caller_save_reg_set): New global variable.
6630 (save_slots_num, save_slots): New variables.
6631 (reg_save_code, reg_restore_code, add_stored_regs): Add
6633 (init_caller_save): Set up no_caller_save_reg_set.
6634 (init_save_areas): Reset save_slots_num.
6635 (saved_hard_reg): New structure.
6636 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6637 (initiate_saved_hard_regs, new_saved_hard_reg,
6638 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6640 (setup_save_areas): Add code for sharing stack slots.
6641 (all_blocks): New variable.
6642 (save_call_clobbered_regs): Process pseudo-register too.
6643 (mark_set_regs): Process pseudo-register too.
6644 (insert_one_insn): Put the insn after bb note in a empty basic
6645 block. Add insn check.
6647 * global.c (eliminable_regset): Make it external.
6648 (mark_elimination): Use DF_LR_IN for IRA.
6649 (pseudo_for_reload_consideration_p): New.
6650 (build_insn_chain): Make it external. Don't ignore spilled
6651 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6652 (gate_handle_global_alloc): New function.
6653 (pass_global_alloc): Add the gate function.
6655 * opts.c (decode_options): Set up flag_ira. Print the warning for
6657 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6659 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6661 * regmove.c (regmove_optimize): Don't do replacement of output for
6664 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6665 New external variable declarations.
6667 * local-alloc.c (update_equiv_regs): Make it external. Return
6668 true if jump label rebuilding should be done. Rescan new_insn for
6670 (gate_handle_local_alloc): New function.
6671 (pass_local_alloc): Add the gate function.
6673 * alias.c (value_addr_p, stack_addr_p): New functions.
6674 (nonoverlapping_memrefs_p): Use them for IRA.
6676 * common.opt (fira, fira-algorithm, fira-coalesce,
6677 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6678 fira-verbose): New options.
6680 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6681 move_cost, may_move_in_cost, may_move_out_cost): Make the
6683 (move_table): Remove typedef.
6684 (init_move_cost): Make it external.
6685 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6688 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6689 setup_reg_classes): New function prototypes.
6690 (eliminable_regset): New external variable declaration.
6691 (build_insn_chain, update_equiv_regs): New function prototypes.
6693 * Makefile.in (IRA_INT_H): New definition.
6694 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6695 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6696 (reload1.o, toplev.o): Add dependence on ira.h.
6697 (cfgloopanal.o): Add PARAMS_H.
6698 (caller-save.o): Add dependence on output.h and ira.h.
6699 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6700 ira-emit.o, ira-lives.o): New entries.
6702 * passes.c (pass_ira): New pass.
6704 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6706 * reload1.c (ira.h): Include the header.
6707 (changed_allocation_pseudos): New bitmap.
6708 (init_reload): Initiate the bitmap.
6709 (compute_use_by_pseudos): Permits spilled registers in FROM.
6710 (temp_pseudo_reg_arr): New variable.
6711 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6712 IRA. Call alter_reg with the additional parameter. Don't clear
6713 spilled_pseudos for IRA. Restore original insn chain for IRA.
6714 Clear changed_allocation_pseudos at the end of reload.
6715 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6716 (hard_regno_to_pseudo_regno): New variable.
6717 (count_pseudo): Check spilled pseudos. Set up
6718 hard_regno_to_pseudo_regno.
6719 (count_spilled_pseudo): Check spilled pseudos. Update
6720 hard_regno_to_pseudo_regno.
6721 (find_reg): Use better_spill_reload_regno_p. Check
6722 hard_regno_to_pseudo_regno.
6723 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6725 (eliminate_regs_1): Use additional parameter for alter_reg.
6726 (finish_spills): Set up pseudo_previous_regs only for spilled
6727 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6728 more arguments. Don't clear live_throughout and dead_or_set for
6729 spilled pseudos. Use additional parameter for alter_reg. Call
6730 mark_allocation_change. Set up changed_allocation_pseudos.
6731 Remove sanity check.
6732 (emit_input_reload_insns, delete_output_reload): Use additional
6733 parameter for alter_reg. Call mark_allocation_change.
6734 (substitute, gen_reload_chain_without_interm_reg_p): New
6736 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6738 * testsuite/gcc.dg/20080410-1.c: New file.
6740 * config/s390/s390.h (IRA_COVER_CLASSES,
6741 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6743 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6745 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6747 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6749 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6751 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6753 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6755 2008-08-24 Jeff Law <law@redhat.com>
6756 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6757 when ignoring unavailable registers.
6759 2008-08-24 Jeff Law <law@redhat.com>
6760 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6761 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6762 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6763 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6765 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6766 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6768 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6769 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6770 * reload1.c (find_reg): Process registers in register allocation order.
6772 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6773 * toplev.c (backend_init_target): Move ira_init call from
6775 (lang_dependent_init_target): ...to here.
6777 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6778 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6779 calculate memory move costs for NO_REGS.
6781 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6782 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6783 STACK_REGS is defined.
6785 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6786 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6788 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6789 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6791 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6792 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6793 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6796 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6797 Dorit Nuzman <dorit@il.ibm.com>
6799 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6800 vec_extract_evenv4sf, vec_extract_evenv8hi,
6801 vec_extract_evenv16qi, vec_extract_oddv4si,
6802 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6803 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6804 vec_interleave_highv4si, vec_interleave_lowv4si,
6805 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6806 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6807 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6809 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6812 * config/rs6000/rs6000.c (optimization_options): Don't default to
6813 section anchors without toplevel reorder.
6815 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6817 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6818 (mfc_end_critical_section): Likewise.
6820 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6822 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6823 all type qualifiers from element type to vector type.
6825 2008-08-25 David Daney <ddaney@avtrex.com>
6827 * config/mips/mips.md (immediate_insn): Move up in file, fix
6828 comment typo, reformat.
6829 (fetchop_bit, atomic_hiqi_op memory_barrier,
6830 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6831 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6832 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6833 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6834 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6835 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6836 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6837 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6838 sync_old_nand<mode>, sync_new_nand<mode>,
6839 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6840 test_and_set_12): Moved to sync.md.
6842 * config/mips/sync.md: New file.
6844 2008-08-25 Richard Henderson <rth@redhat.com>
6846 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6847 (regsave): Likewise.
6848 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6849 (output_cfi_directive): Likewise.
6850 (div_data_align): New.
6851 (output_cfi): Use it.
6853 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6855 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6856 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6857 (TARGET_OCTEON): New macro.
6858 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6859 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6860 (ISA_HAS_POP): New macro.
6861 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6863 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6865 * config/mips/mips.md (cpu): Add octeon.
6866 (type): Add pop attribute value.
6867 (popcount<mode>2): New pattern.
6868 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6870 2008-08-24 Jan Hubicka <jh@suse.cz>
6872 * doc/invoke.texi (-fipa-cp-clone): New option.
6873 (-fipa-cp): Update docs.
6874 (--param ipcp-unit-growth):New.
6875 * ipa-cp.c: Include fibheap.h, params.h
6876 (ipcp_initialize_node_lattices): When not cloning, all externally
6877 visible functions are bottom.
6878 (ipcp_need_redirect_p): Accept clones.
6879 (ipcp_insert_stage): Use cost driven heuristics.
6880 (max_count, dead_nodes): New static vars.
6881 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6882 ipcp_const_param_count): New functions.
6883 * common.opt (ipa-cp-clone): New command line option.
6884 * params.def (ipcp-unit-growth): New.
6886 2008-08-24 Jan Hubicka <jh@suse.cz>
6888 * tree-inline.c (tree_function_versioning): Look harder
6889 for referenced vars.
6891 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6893 PR tree-optimization/37185
6894 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6896 2008-08-23 Jan Hubicka <jh@suse.cz>
6898 * ipa-cp.c (ipcp_analyze_node): New function.
6899 (ipcp_update_cloned_node): Use it.
6900 (ipcp_init_stage): Likewise.
6901 * ipa-inline.c (function_insertion_hook_holder): New static var.
6902 (analyze_function): Break out from ....
6903 (inline_generate_summary): Here; register insertion hook.
6904 (cgraph_decide_inlining): Remove hook.
6905 (add_new_function): New function.
6907 2008-08-23 Jan Hubicka <jh@suse.cz>
6909 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6911 2008-08-23 Jan Hubicka <jh@suse.cz>
6913 * ipa-cp.c (constant_val_insert): Remove.
6914 (ipcp_propagate_one_const): Remove.
6915 (ipcp_create_replace_map): Always insert replacements to the map.
6916 (ipcp_insert_stage): Do not try to insert statements by hand.
6917 * tree-inline.c (insert_init_stmt): Break out from ...
6918 (setup_one_parameter): ... here; allow NULL BB pointer.
6919 (tree_function_versioning): Use setup_one_parameter to process
6922 2008-08-23 Jan Hubicka <jh@suse.cz>
6924 * tree.c (decl_address_ip_invariant_p): New function.
6925 * tree.h (decl_address_ip_invariant_p): Declare.
6926 * gimple.c (strip_invariant_refs): Break out from ...
6927 (is_gimple_invariant_address): ... here
6928 (is_gimple_ip_invariant_address): New function.
6929 (is_gimple_ip_invariant): New function.
6930 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6933 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6934 (ipcp_lat_is_insertable): All constants are insertable.
6935 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6936 IPA_CONST_VALUE_REF.
6937 (ipcp_initialize_node_lattices): Propagate all types of operands.
6938 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6939 (ipcp_create_replace_map): Reformat.
6940 (ipcp_need_redirect_p): Simplify.
6941 (ipcp_insert_stage): Check that argument is used before clonning.
6942 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6944 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6945 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6946 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6947 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6948 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6949 * tree-inline.c (tree_function_versioning): Add variables referenced
6952 2008-08-23 Jan Hubicka <jh@suse.cz>
6955 * i386.c (standard_80387_constant_p): Use optimize_size.
6957 2008-08-23 Ira Rosen <irar@il.ibm.com>
6959 PR tree-optimization/37161
6960 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6961 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6962 (vect_determine_vectorization_factor): Move the scalar type
6963 retrieval to vect_get_smallest_scalar_type.
6964 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6965 scalar type. Remove redundant computation.
6966 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6967 (vect_get_slp_defs): Take the type of RHS into account if
6968 necessary by calling vect_get_smallest_scalar_type. Call
6969 vect_get_constant_vectors with additional argument.
6971 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6974 * doc/invoke.texi (Wwrite-strings): Clarify description.
6976 2008-08-23 Ira Rosen <irar@il.ibm.com>
6978 PR tree-optimization/37174
6979 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6980 def stmt is a part of the loop before accessing its stmt_vec_info.
6982 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6985 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6986 (*swap): New insn pattern.
6987 (*ashlqi3): Rename from ashlqi3 insn pattern.
6988 (ashlqi3): New expanders.
6989 (*lshrqi3): Rename from lshrqi3 insn pattern.
6990 (lshrqi3): New expanders.
6991 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6992 lshrqi3_const5, lshrqi3_const6): New splitters.
6993 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6994 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6997 2008-08-22 Richard Guenther <rguenther@suse.de>
6999 PR tree-optimization/37078
7000 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7001 [+INF, +INF] ranges.
7003 2008-08-22 Richard Guenther <rguenther@suse.de>
7005 PR tree-optimization/37143
7006 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7007 a conversion statement instead of a copy.
7009 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7012 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7013 CCCmode, CCOmode and CCSmode destination modes.
7016 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7017 from different units in a single alternative.
7018 (*vec_extractv2sf_1): Ditto.
7019 (*vec_extractv2si_0): Ditto.
7020 (*vec_extractv2si_1): Ditto.
7021 * config/i386/sse.md (sse2_storehpd): Ditto.
7022 (sse2_storelpd): Ditto.
7023 (sse2_loadhpd): Ditto.
7024 (sse2_loadlpd): Ditto.
7027 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7028 (popcountsi2): Ditto.
7029 (clzdi2_abm): Ditto.
7030 (popcountdi2): Ditto.
7031 (clzhi2_abm): Ditto.
7032 (popcounthi2): Ditto.
7034 2008-08-22 Richard Guenther <rguenther@suse.de>
7038 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7039 if the multiplication does not overflow.
7041 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7043 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7045 2008-08-21 Richard Henderson <rth@redhat.com>
7047 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7048 spurrious comma from test.
7049 * configure: Rebuild.
7051 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7054 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7057 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7059 * c-tree.h (grokfield): New argument.
7060 * c-decl.c (grokfield): Handle new location argument.
7061 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7063 2008-08-21 Richard Guenther <rguenther@suse.de>
7065 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7067 2008-08-21 Jan Hubicka <jh@suse.cz>
7069 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7070 (cgraph_add_function_insertion_hook,
7071 cgraph_remove_function_insertion_hook,
7072 cgraph_call_function_insertion_hooks): New functions.
7073 * cgraph.h (cgraph_add_function_insertion_hook,
7074 cgraph_remove_function_insertion_hook,
7075 cgraph_call_function_insertion_hooks): Declare.
7076 * ipa-reference.c (function_insertion_hook_holder): New variable.
7077 (check_operand, look_for_address_of): When checking late, do not care
7078 about module bitmaps.
7079 (add_new_function): New function.
7080 (generate_summary): Register hooks; zero module bitmaps.
7081 (propagate): Unregister hooks.
7082 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7083 (add_new_function): New function.
7084 (generate_summary): Register hook.
7085 (propagate): Remove hook.
7087 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7089 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7090 * ipa-cp.c (ipcp_update_cloned_node): New function.
7091 (build_const_val): Handle functions correctly; bring type logic
7092 into sync with tree-inline.c
7093 (ipcp_init_stage): Take care of computing stuff needed by
7094 indirect inlining; update clones.
7095 (ipcp_generate_summary): Break out of ipcp_driver.
7096 (ipcp_driver): Do only execution and transformation.
7097 (pass_ipa_cp): Make IPA_PASS.
7098 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7100 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7101 ipcp, some info is already available.
7102 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7103 * tree-inline.c (remap_ssa_name): Unshare expression.
7105 2008-08-21 Richard Guenther <rguenther@suse.de>
7107 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7108 a PHI ask VN if it is already available.
7109 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7110 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7112 2008-08-21 Richard Guenther <rguenther@suse.de>
7115 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7116 makes sure to produce a result of the correct type.
7118 2008-08-21 Jan Hubicka <jh@suse.cz>
7119 Backport from LTO branch:
7121 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7122 Jan Hubicka <jh@suse.cz>
7125 (init_state, finish_state, set_function_state, generate_summary):
7127 (scan_stmt): Renamed from scan_function. Changed to keep state in
7128 local static vars rather than cgraph aux field.
7129 (propagate): Renamed from static_execute. Changed to keep state in
7130 local static vars rather than cgraph aux field.
7131 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7132 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7134 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7136 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7137 * ipa-reference.c (init_function_info, generate_summary,
7138 propagate): New functions.
7139 (analyze_function): Call init_function_info.
7140 (static_execute): Stripped into generate_summary and propagate.
7141 (pass_ipa_reference): Made into ipa_opt_pass.
7143 2008-08-21 Richard Guenther <rguenther@suse.de>
7145 PR tree-optimization/37181
7146 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7148 (extract_range_from_unary_expr): Likewise.
7150 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7152 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7154 * toplev.h (pedwarn_at): Likewise.
7155 * builtins.c: Update all calls to pedwarn.
7156 * c-lex.c: Likewise.
7157 * toplev.c: Likewise.
7158 * c-tree.h: Likewise.
7159 * c-decl.c: Likewise.
7160 * c-errors.c: Likewise.
7161 * c-typeck.c: Likewise.
7162 * c-common.c: Likewise.
7163 * c-parser.c: Likewise.
7165 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7168 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7169 with MODE_VECTOR_INT mode.
7171 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7174 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7175 initialized outside the current module.
7176 (warn_uninitialized_var): Ignore left-hand side when walking the
7177 trees. Ignore address expressions. Examine VUSE operands in gimple
7178 statements with a variable declaration on the right-hand side.
7180 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7183 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7185 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7188 * c-common.c (conversion_warning): Do not warn if applying bit-and
7189 operator to unsigned constant that fits in the target type.
7191 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7194 * c-common.c (conversion_warning): Do not warn for artificial
7197 2008-08-20 Richard Guenther <rguenther@suse.de>
7199 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7200 (extract_range_from_binary_expr): Fall back to constant propagation.
7201 (extract_range_from_unary_expr): Likewise.
7203 2008-08-20 Richard Guenther <rguenther@suse.de>
7205 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7206 with TREE_THIS_VOLATILE on shared nodes.
7207 (fold_stmt_r): Likewise.
7209 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7212 * c-parser.c (c_parser_attributes): For keywords use canonical
7213 spelling for attr_name.
7215 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7217 * value-prof.c (check_counter): Revert wrong call to error.
7219 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7221 * profile.c: Update calls to inform.
7222 * value-prof.c: Update calls to inform.
7224 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7226 * diagnostic.c (inform): Add an explicit location_t parameter.
7227 * toplev.h (inform): Update declaration.
7228 * builtins.c: Update all calls to inform.
7229 * c-common.c: Likewise.
7230 * c-decl.c: Likewise.
7231 * c-opts.c: Likewise.
7232 * c-pch.c: Likewise.
7233 * c-pragma.c: Likewise.
7234 * c-typeck.c: Likewise.
7235 * coverage.c: Likewise.
7237 * toplev.c: Likewise.
7238 * tree-cfg.c: Likewise.
7239 * tree-ssa.c: Likewise.
7241 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7244 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7245 V2DI mode, for SSE4.1, use movq instead of vector set if the
7246 second element is zero and inter-unit moves are OK.
7248 2008-08-20 Richard Guenther <rguenther@suse.de>
7250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7251 properly handle conversion/copy chains after tuplification.
7253 2008-08-20 Richard Guenther <rguenther@suse.de>
7255 * passes.c (init_optimization_passes): Move the second
7256 forwprop pass before alias computation. Remove the second
7257 DCE pass. Remove the first dominator and phi copy/const
7260 2008-08-20 Nick Clifton <nickc@redhat.com>
7262 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7263 support of this feature. Do not assume that a sufficiently new
7264 assembler will support the feature regardless of the target type.
7265 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7266 * configure: Regenerate.
7268 2008-08-20 Richard Guenther <rguenther@suse.de>
7270 * tree-vrp.c (found_in_subgraph): Remove.
7271 (live): New global static.
7272 (live_on_edge): New function.
7273 (blocks_visited): Remove.
7274 (register_edge_assert_for_2): Use live_on_edge.
7275 (find_conditional_asserts): Remove code dealing with
7276 found_in_subgraph. Do not walk the CFG.
7277 (find_switch_asserts): Likewise.
7278 (find_assert_locations_1): Renamed from find_assert_locations.
7279 Move finding assert locations for conditional and switch
7280 statements first. Update live bitmap. Do not walk the CFG.
7281 (find_assert_locations): New function.
7282 (insert_range_assertions): Remove entry of CFG walk.
7283 Adjust call to find_assert_locations.
7284 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7285 that only can appear because of fake exit edges but assert we
7286 never try to insert on those.
7287 (fini_pre): Do not remove fake exit edges here...
7288 (execute_pre): ...but here, before committing edge inserts.
7290 2008-08-19 Richard Guenther <rguenther@suse.de>
7292 * passes.c (init_optimization_passes): Exchange store-ccp
7295 2008-08-19 Rafael EspÃ
\83Ândola <espindola@google.com>
7297 * varasm.c (weak_decls): Move earlier in the file.
7298 (assemble_external): Add weak decls to the weak_decls list.
7299 (declare_weak): Don't add decls to the weak_decls list.
7301 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7305 before (sse2_shufpd_<mode>).
7307 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7310 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7311 * tree.c (block_nonartificial_location): Likewise.
7313 2008-08-19 Richard Guenther <rguenther@suse.de>
7315 PR tree-optimization/35972
7316 PR tree-optimization/23094
7317 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7319 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7320 handle MISALIGNED_INDIRECT_REF.
7321 (get_ref_from_reference_ops): New helper.
7322 (vn_reference_lookup_pieces): Walk the use-def chain using the
7323 alias-oracle if requested.
7324 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7325 walking the use-def chain.
7326 (compute_avail): But not here.
7327 (create_component_ref_by_pieces_1): Properly handle
7328 MISALIGNED_INDIRECT_REF.
7329 (do_regular_insertion): Handle fully redundant
7330 expressions after PHI-translation also for SSA_NAME values, not
7331 only constants. Correctly use edoubleprime for that.
7333 2008-08-19 Ira Rosen <irar@il.ibm.com>
7335 * tree-vectorizer.c (supportable_widening_operation): Support
7336 multi-step conversion, return the number of steps in such conversion
7337 and the required intermediate types.
7338 (supportable_narrowing_operation): Likewise.
7339 * tree-vectorizer.h (vect_pow2): New function.
7340 (supportable_widening_operation): Change argument types.
7341 (supportable_narrowing_operation): Likewise.
7342 (vectorizable_type_promotion): Add an argument.
7343 (vectorizable_type_demotion): Likewise.
7344 * tree-vect-analyze.c (vect_analyze_operations): Call
7345 vectorizable_type_promotion and vectorizable_type_demotion with
7346 additional argument.
7347 (vect_get_and_check_slp_defs): Detect patterns.
7348 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7350 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7351 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7352 factor according to the smallest type in the loop.
7353 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7354 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7355 supportable_widening_operation with correct arguments.
7356 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7357 operands lists according to the number of vector statements in left
7358 or right node, if exists.
7359 (vect_gen_widened_results_half): Remove unused argument.
7360 (vectorizable_conversion): Call supportable_widening_operation,
7361 supportable_narrowing_operation, and vect_gen_widened_results_half
7362 with correct arguments.
7363 (vectorizable_assignment): Change documentation, support multiple
7365 (vectorizable_operation): Likewise.
7366 (vect_get_loop_based_defs): New function.
7367 (vect_create_vectorized_demotion_stmts): Likewise.
7368 (vectorizable_type_demotion): Support loop-aware SLP and general
7369 multi-step conversion. Call vect_get_loop_based_defs and
7370 vect_create_vectorized_demotion_stmts for transformation.
7371 (vect_create_vectorized_promotion_stmts): New function.
7372 (vectorizable_type_promotion): Support loop-aware SLP and general
7373 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7375 (vectorizable_store): Change documentation, support multiple
7377 (vectorizable_load): Likewise.
7378 (vect_transform_stmt): Pass SLP_NODE to
7379 vectorizable_type_promotion and vectorizable_type_demotion.
7380 (vect_schedule_slp_instance): Move here the calculation of number
7381 of vectorized statements for each node from...
7382 (vect_schedule_slp): ... here.
7383 (vect_transform_loop): Call vect_schedule_slp without the last
7386 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7389 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7390 to == in assert statement.
7391 (vectorizable_reduction): Fix typo.
7393 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7396 * value-prof.c (check_counter): Dereference pointer to overall
7397 count when printing it.
7399 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7401 * profile.h: Really add it.
7403 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7405 * mcf.c: Really add it.
7407 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7408 Vinodha Ramasamy <vinodha@google.com>
7410 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7412 * value-prof.c (check_counter): Fix the counter if
7413 flag_profile_correction is true.
7414 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7415 tree_mod_subtract_transform):
7416 Follow check_counter parameter change.
7417 * common.opt (fprofile-correction): New option.
7419 * profile.h: Likewise.
7420 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7421 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7422 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7424 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7425 flag_profile_correction is set.
7427 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7429 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7431 2008-08-18 Tomas Bily <tbily@suse.cz>
7433 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7434 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7436 * tree-data-ref.c (split_constant_offset_1): Likewise.
7437 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7438 * tree-sra.c (sra_walk_expr): Likewise.
7439 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7440 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7441 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7442 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7444 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7445 * tree-vect-transform.c (vectorizable_type_demotion)
7446 (vectorizable_type_promotion): Likewise.
7447 * tree-inline.c (expand_call_inline):
7448 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7449 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7450 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7451 * expr.c (expand_expr_real_1): Likewise.
7452 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7453 (gimple_assign_unary_useless_conversion_p): Likewise.
7454 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7455 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7456 * fold-const.c (fold_unary): Likewise.
7457 * tree.h (CONVERT_EXPR_P): Likewise.
7458 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7459 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7461 (register_edge_assert_for_2, extract_range_from_unary_expr)
7462 (register_edge_assert_for_1): Likewise.
7464 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7466 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7467 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7468 (enum real_value_const): Delete.
7469 (get_real_const): Delete.
7470 * real.c (get_real_const): Delete.
7471 (dconst_e_ptr): Define.
7472 (dconst_third_ptr): Define.
7473 (dconst_sqrt2_ptr): Define.
7474 * builtins.c: Update all callers.
7476 2008-08-18 Richard Guenther <rguenther@suse.de>
7478 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7479 statement iterator after statement removal.
7481 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7483 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7484 (detect_processor_freebsd): Likewise.
7485 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7487 2008-08-18 Richard Guenther <rguenther@suse.de>
7489 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7490 and loads have the correct types.
7492 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7495 * c-opts.c (cpp_opts): Remove static.
7496 * c-parser.c (cpp_opts): Declare it extern.
7497 (disable_extension_diagnostics): Handle cpp options.
7498 (enable_extension_diagnostics): Likewise.
7500 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7502 * diagnostics.c (permerror_at): Rename as permerror.
7503 (permerror): Delete.
7504 * toplev.h: Likewise.
7506 2008-08-18 Richard Guenther <rguenther@suse.de>
7508 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7509 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7510 Move call_cdce before build_alias. Move copyrename2,
7511 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7512 right after final inlining.
7513 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7514 (pass_build_cfg): But instead via TODO_dump_func.
7516 2008-08-18 Richard Guenther <rguenther@suse.de>
7518 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7520 (scalarize_init): If we failed to generate some initializers
7521 do not generate zeros for not instantiated members. Instead
7522 rely on the copy out.
7523 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7524 about missing flow-sensitive alias info only if we have
7527 2008-08-17 Nick Clifton <nickc@redhat.com>
7529 * doc/extend.texi (Function Attributes): Fix typo in description
7530 if hot function attribute.
7532 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7533 Richard Sandiford <rdsandiford@googlemail.com>
7535 * doc/install.texi (--with-mips-plt): Document.
7536 * doc/invoke.texi (-mplt, -mno-plt): Document.
7537 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7538 and handle ${with_mips_plt}.
7539 * config/mips/mips.opt (mplt): New option.
7540 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7541 (TARGET_ABICALLS_PIC2): Likewise.
7542 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7543 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7544 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7545 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7546 to decide whether to output ".option picX" directives.
7547 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7548 Pass -call_nonpic rather than -KPIC for -mplt.
7549 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7550 on the command line. Also remove it when -mabi=64 is used without
7552 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7553 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7554 TARGET_ABICALLS_PIC0.
7555 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7557 (mips16_build_function_stub): Only output ".option pic" directives
7558 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7559 (mips16_build_call_stub): Fix comment and remove redundant
7560 ".set at"/"set .noat" directives.
7561 (mips_function_rodata_section): Use the default behaviour for
7562 TARGET_ABSOLUTE_ABICALLS.
7563 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7564 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7565 (mips_restore_gp): Do nothing if the current function doesn't use
7567 (mips_expand_prologue): Only save $gp if the current function uses it.
7568 Use a normal move for TARGET_ABICALLS_PIC0.
7569 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7571 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7573 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7574 of function when handling GLOBAL_POINTER_REGNUM.
7576 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7579 * common.opt (-fstack-check): Do not declare the variable here.
7580 (-fstack-check=): New option variant.
7581 * doc/invoke.texi (Code Gen Options): Document it.
7582 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7583 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7584 (STACK_CHECK_STATIC_BUILTIN): New macro.
7585 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7586 * opts.c: Include expr.h.
7587 (common_handle_option) <OPT_fold_stack_check_>: New case.
7588 <OPT_fstack_check>: Likewise.
7589 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7590 consistently in the test for variable-sized types. Adjust for
7591 new behaviour of flag_stack_check.
7592 * explow.c: Include except.h.
7593 (allocate_dynamic_stack_space): Do not take into account
7594 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7595 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7596 for variable-sized parameters. Treat all parameters whose size is
7597 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7598 stack checking is enabled.
7599 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7600 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7601 if generic stack checking is enabled.
7602 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7603 * reload1.c (reload): Likewise.
7604 * stmt.c (expand_decl): Assert that all automatic variables have
7605 fixed size at this point and remove dead code.
7606 * flags.h (stack_check_type): New enumeration type.
7607 (flag_stack_check): Declare.
7608 * toplev.c (flag_stack_check): New global variable.
7609 * Makefile.in (opts.o): Add dependency on EXPR_H.
7610 (explow.o): Add dependency on except.h.
7612 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7614 * config/avr/avr.c (avr_override_options): Reduce value of
7615 PARAM_INLINE_CALL_COST.
7617 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7619 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7620 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7621 lieu of TYPE_MODE (type) throughout.
7623 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7625 * config/arm/arm.c (add_minipool_backward_ref): Check for
7626 8-byte-aligned entries in second case of forcing insertion after a
7627 particular entry. Change third case to avoid inserting
7628 non-8-byte-aligned entries before 8-byte-aligned ones.
7630 2008-08-15 Richard Guenther <rguenther@suse.de>
7632 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7633 strip components for unknown size accesses.
7635 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7637 * config/s390/2097.md New file.
7638 * config/s390/s390.md ("z10prop" attribute): Define none,
7639 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7640 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7641 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7642 possible values and apply them to insns as appropriate.
7643 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7644 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7645 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7646 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7647 ("bfp" mode attribute): Removed. Every occurence replaced
7649 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7650 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7653 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7656 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7659 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7661 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7662 additional argument. Support reduction when duplication is needed due
7663 to data-types of different sizes in the loop.
7664 (get_initial_def_for_induction): Fix printout.
7665 (vect_get_vec_def_for_stmt_copy): Support case where the
7666 vec_stmt_for_operand is a phi node.
7667 (vectorizable_reduction): Support reduction when duplication is needed
7668 due to data-types of different sizes in the loop.
7669 (vectorizable_call): Remove restriction to not vectorize in case we
7670 have data-types of different sizes in the loop.
7671 (vectorizable_conversion): Likewise.
7672 (vectorizable_operation): Likewise.
7673 (vectorizable_type_demotion): Likewise.
7674 (vectorizable_type_promotion): Likewise.
7675 (vectorizable_induction): Add restriction to not vectorize in case
7676 we have data-types of different sizes in the loop.
7678 2008-08-14 Christophe Saout <christophe@saout.de>
7679 Uros Bizjak <ubizjak@gmail.com>
7682 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7683 (*vec_concatv2di_rex64_sse4_1): Ditto.
7684 (*vec_concatv2di_rex64_sse): Ditto.
7686 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7689 * fold-const.c (fold_widened_comparison): Do not allow
7690 sign changes that change the result even if shorter type
7691 is wider than arg1_unw's type.
7693 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7695 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7696 Skip if the multilib testing specifies -march that does not
7697 agree with the one specified in the testcase.
7699 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7701 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7702 zero extend SImode values being converted to TFmode before passing
7705 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7707 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7708 __PPU__ when targeting the Cell/B.E. PPU processor.
7710 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7712 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7713 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7714 Rematerialize the static chain, if any.
7715 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7718 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7720 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7721 (new_loc_descr): Likewise.
7722 (add_loc_descr): Likewise.
7723 (size_of_loc_descr): Likewise.
7724 (size_of_locs): Likewise.
7725 (output_loc_operands): Likewise.
7726 (output_loc_sequence): Likewise.
7727 (new_reg_loc_descr): New.
7728 (build_cfa_loc): Use it.
7729 (build_cfa_aligned_loc): Likewise.
7730 (one_reg_loc_descriptor): Likewise.
7731 (based_loc_descr): Likewise.
7733 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7736 * doc/invoke.texi (Wmain): Update.
7737 * c-decl.c (start_decl): warn_main is only 0 or 1.
7738 (start_function): Likewise. Fix formatting.
7739 (finish_function): Delete redundant warning.
7740 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7741 * c-opts (c_common_handle_option): -Wall only has effect if
7742 warn_main is uninitialized. OPT_Wmain is automatically
7743 handled. -pedantic also enables Wmain.
7744 (c_common_post_options): Handle all logic for Wmain here.
7745 * c-common.c (warn_main): Delete.
7746 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7747 * c-common.h (warn_main): Delete.
7749 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7752 * expr.c (emit_group_store): Allocate stack temp with the
7753 largest alignment when copying from register to stack.
7755 2008-08-13 Richard Guenther <rguenther@suse.de>
7757 * tree.h (maybe_fold_offset_to_address): Declare.
7758 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7759 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7760 Likewise for POINTER_PLUS_EXPR.
7761 (maybe_fold_offset_to_reference): Enable disabled code.
7762 (maybe_fold_offset_to_address): New function.
7763 (fold_stmt_r): Use it.
7764 (fold_gimple_assign): Likewise.
7765 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7766 (gimplify_expr): Likewise.
7768 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7770 * toplev.h (pedwarn_at): Fix declaration.
7772 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7774 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7775 LINK_SPEC): Use %R in -Y P argument.
7777 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7780 * diagnostic.c (pedwarn_at): New.
7781 * toplev.h (pedwarn_at): Declare.
7782 * c-tree.h (build_enumerator): Update declaration.
7783 * c-decl.c (finish_enum): Update comment.
7784 (build_enumerator): Take a location parameter. Give a pedwarn but do
7785 not perform any conversion.
7786 * c-parser.c (c_parser_enum_specifier): Set correct location for
7789 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7792 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7793 expressions except for conversions to signed:1 bitfields. Handle
7794 COND_EXPR with constant operands.
7796 2008-08-13 Richard Guenther <rguenther@suse.de>
7798 PR tree-optimization/15255
7799 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7800 (struct oecount_s): New struct and VEC types.
7802 (oecount_hash): New function.
7803 (oecount_eq): Likewise.
7804 (oecount_cmp): Likewise.
7805 (zero_one_operation): New function.
7806 (build_and_add_sum): Likewise.
7807 (undistribute_ops_list): Perform un-distribution of multiplication
7808 and division on the chain of summands.
7809 (should_break_up_subtract): Also break up subtracts for factors.
7810 (reassociate_bb): Delete dead visited statements.
7811 Call undistribute_ops_list. Re-sort and optimize if it did something.
7812 * passes.c (init_optimization_passes): Move DSE before
7814 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7817 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7819 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7821 * doc/invoke.texi: Revert unintended checkin.
7823 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7826 * gcc.c (include_spec_function): Tweak call to find_a_file.
7828 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7831 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7832 and TRUTH_ORIF_EXPR.
7833 * dojump.c (do_jump): Likewise.
7835 PR tree-optimization/37084
7836 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7837 if id->regimplify, don't assume stmt is a cast assignment.
7839 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7841 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7843 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7846 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7849 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7851 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7852 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7854 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7855 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7856 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7857 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7858 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7860 * doc/tm.texi (Storage Layout): Remove documentation for
7861 TARGET_FLOAT_FORMAT.
7863 * simplify-rtx.c (simplify_binary_operation_1): Replace
7864 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7866 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7868 * real.h (struct real_format): New member has_sign_dependent_rounding.
7869 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7870 spu_single_format, ieee_double_format, mips_double_format,
7871 motorola_double_format, ieee_extended_motorola_format,
7872 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7873 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7874 mips_extended_format, ieee_quad_format, mips_quad_format,
7875 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7876 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7878 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7879 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7880 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7881 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7882 (ROUND_TOWARDS_ZERO): Likewise.
7884 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7885 (FLOAT_MODE_FORMAT): New macro.
7886 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7887 (MODE_COMPOSITE_P): ... this new macro.
7888 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7889 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7890 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7892 * flags.h: Include "real.h".
7894 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7895 REAL_MODE_FORMAT_COMPOSITE_P.
7896 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7898 * doc/tm.texi (Storage Layout): Remove documentation of
7899 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7900 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7901 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7902 they only apply to libgcc2.a.
7904 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7906 * config/spu/float_disf.c: New file.
7907 * config/spu/float_unsdisf.c: New file.
7908 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7909 (LIB2FUNCS_EXCLUDE): Define.
7911 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7912 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7914 * real.h (struct real_format): New member round_towards_zero.
7915 * real.c (round_for_format): Respect fmt->round_towards_zero.
7916 (ieee_single_format, mips_single_format, motorola_single_format,
7917 spu_single_format, ieee_double_format, mips_double_format,
7918 motorola_double_format, ieee_extended_motorola_format,
7919 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7920 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7921 mips_extended_format, ieee_quad_format, mips_quad_format,
7922 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7923 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7925 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7926 real_format to choose rounding mode when calling MPFR functions.
7927 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7928 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7930 * real.h (real_to_decimal_for_mode): Add prototype.
7931 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7932 Respect target rounding mode when generating decimal representation.
7933 (real_to_decimal): New stub for backwards compatibility.
7934 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7935 real_to_decimal_for_mode instead of real_to_decimal.
7937 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7939 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7940 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7942 * real.c (spu_single_format): New variable.
7943 * real.h (spu_single_format): Declare.
7945 * config/spu/spu.c (spu_override_options): Install SFmode format.
7946 (spu_split_immediate): Use integer mode to operate on pieces of
7947 floating-point values in all cases.
7949 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7950 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7951 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7953 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7955 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7957 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7959 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7961 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7964 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7965 on the VAR_DECL instead of TYPE_READONLY on its type.
7967 2008-08-12 Ira Rosen <irar@il.ibm.com>
7969 * tree-vectorizer.c: Depend on langhooks.h.
7970 (supportable_widening_operation): Add two arguments. Support double
7972 (supportable_narrowing_operation): Likewise.
7973 * tree-vectorizer.h (supportable_widening_operation): Add two
7975 (supportable_narrowing_operation): Likewise.
7976 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7977 supportable_widening_operation with correct arguments.
7978 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7979 (vectorizable_type_demotion): Support double type conversions.
7980 (vectorizable_type_promotion): Likewise.
7981 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7983 2008-08-11 Michael Matz <matz@suse.de>
7985 * i386/i386.c (override_options): Move initialisation from
7986 flag_schedule_insns_after_reload to here from ...
7987 (optimization_options): ... here.
7989 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7991 PR rtl-optimization/36998
7992 * dwarf2out.c (compute_barrier_args_size_1,
7993 compute_barrier_args_size): Temporarily remove assertions.
7995 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7998 * tree-ssa.c (struct walk_data): Add new flag
7999 warn_possibly_uninitialized.
8000 (warn_uninitialized_var): Use it.
8001 (warn_uninitialized_vars): New.
8002 (execute_early_warn_uninitialized): Call it.
8003 (execute_late_warn_uninitialized): Likewise.
8005 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8008 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8011 2008-08-09 Jan Hubicka <jh@suse.cz>
8014 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8016 (expand_fix): Be prepared for expansion to fail.
8017 (expand_sfix_optab): Remove instructions if expansion failed.
8019 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8021 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8023 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8024 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8026 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8028 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8029 mips/t-libgcc-mips16 to tmake_file.
8030 * config/mips/mips-protos.h (mips_call_type): New enum.
8031 (mips_pic_base_register, mips_got_load): Declare.
8032 (mips_restore_gp): Take an rtx argument.
8033 (mips_use_pic_fn_addr_reg_p): Declare.
8034 (mips_expand_call): Replace the sibcall_p argument with
8035 a mips_call_type argument. Add a lazy_p parameter.
8036 (mips_split_call): Declare.
8037 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8038 (MIPS16_PIC_TEMP): Likewise.
8039 (reg_class): Delete M16_NA_REGS.
8040 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8041 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8042 (mips_split_hi_p): Declare.
8043 * config/mips/mips.c (mips_split_hi_p): New array.
8044 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8045 (mips_got_symbol_type_p): New function.
8046 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8047 (mips16_stub_function_p): New function.
8048 (mips16_local_function_p): Likewise.
8049 (mips_use_pic_fn_addr_reg_p): Likewise.
8050 (mips_cannot_force_const_mem): Return false for HIGHs.
8051 Extend CONST_INT and symbolic handling to MIPS16, using
8052 mips_symbol_insns to check that the base symbol type is a
8053 legitimate constant. Reject GOT-based constants if
8054 TARGET_MIPS16_PCREL_LOADS.
8055 (mips_const_insns): Check targetm.cannot_force_const_mem when
8056 decomposing a symbolic base and a large offset.
8057 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8058 When calling a function that needs $25 from MIPS16 code,
8059 move the target address into $25 separately and add a USE
8061 (mips16_gp_pseudo_reg): Insert the initializer immediately
8062 before the first real insn.
8063 (mips_pic_base_register, mips_got_load): New functions.
8064 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8065 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8066 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8067 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8068 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8069 also passing NULL_RTX rather than const0_rtx as the aux argument.
8070 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8071 instead of TARGET_EXPLICIT_RELOCS.
8072 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8073 (mips_load_call_address): Replace the sibcall_p argument with
8074 a mips_call_type argument. Use mips_got_load.
8075 (mips16_local_alias): New structure.
8076 (mips16_local_aliases): New variable.
8077 (mips16_local_aliases_hash): New function.
8078 (mips16_local_aliases_eq): Likewise.
8079 (mips16_local_alias): Likewise.
8080 (mips16_stub_function): Likewise.
8081 (mips16_build_function_stub): Create a local alias for the target
8082 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8083 .cpload directive and an R_MIPS_NONE relocation for the target
8084 function, then load the alias rather than the function itself.
8085 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8086 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8087 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8088 (mips16_build_call_stub): Replace the FN parameter with an
8089 FN_PTR parameter. Force the address into a register if it
8090 isn't a call_insn_operand; don't rely on the caller to do this.
8091 If a call to a locally-defined and locally-binding MIPS16
8092 function must be made indirectly, redirect the call to the
8093 function's local alias. Use mips16_stub_function_p,
8094 mips16_stub_function, mips_expand_call and use_reg.
8095 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8096 Use explicit %hi and %lo accesses where possible.
8097 Use MIPS_CALL to generate the correct code form of a
8098 jal instruction. Add clobbers of $18 instead of uses.
8099 Update the call to mips_emit_call_insn.
8100 (mips_expand_call): Replace the SIBCALL_P argument with a
8101 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8102 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8103 allowing it to modify the call address. Update the calls to
8104 mips_load_call_address and mips_emit_call_insn.
8105 (mips_split_call): New function.
8106 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8107 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8108 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8109 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8110 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8112 (mips_cprestore_slot): New function.
8113 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8114 and use mips_cprestore_slot.
8115 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8117 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8118 then use a copygp_mips16 instruction to set up $28.
8119 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8120 (mips16_lay_out_constants): Call split_all_insns_noflow.
8121 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8122 false if TARGET_MIPS16.
8123 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8124 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8125 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8126 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8127 MIPS16 code. Allow MIPS16 o32 PIC.
8128 (mips_override_options): Allow MIPS16 o32 PIC.
8129 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8130 after reload if TARGET_USE_GOT.
8131 (UNSPEC_COPYGP): New constant.
8132 (length): Use a default length of 8 for MIPS16 GOT loads.
8133 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8134 (*got_page<mode>): Check mips_split_hi_p.
8135 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8136 (unspec_got<mode>, unspec_call<mode>): New expanders.
8137 (load_got<mode>, load_call<mode>): Remove the length attributes.
8138 Use a got attribute instead of a type attribute.
8139 (copygp_mips16): New insn.
8140 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8141 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8142 (sibcall, sibcall_value, call, call_value): Update the calls
8143 to mips_expand_call.
8144 (call_internal, call_value_internal): Use mips_split_call.
8145 (call_value_multiple_internal): Likewise.
8146 (call_split): Move after call_internal (the insn it is split from).
8147 (call_internal_direct, call_value_internal_direct): Turn into
8148 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8149 (call_direct_split, call_value_direct_split): New patterns.
8150 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8151 and use M16_REGS instead of M16_NA_REGS.
8152 * config/mips/predicates.md (const_call_insn_operand): Replace
8153 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8154 mips_use_pic_fn_addr_reg_p check.
8155 (move_operand): Reject HIGHs if mips_split_hi_p.
8156 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8157 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8158 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8159 * config/mips/libgcc-mips16.ver: New file.
8160 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8161 $(srcdir)/config/mips/libgcc-mips16.ver.
8163 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8165 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8167 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8168 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8169 (mips16_cfun_returns_in_fpr_p): Likewise.
8171 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8173 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8174 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8175 rather than 4 to PC.
8177 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8179 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8180 (FUNCTION_PROFILER): Save the static chain pointer into $2
8181 beforehand and restore it aftewards.
8182 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8183 address directly into $25 and call the function through $25;
8184 do not clobber $3. Pad the DImode version to cover the space
8185 left by the deleted $25 <- $3 move.
8186 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8187 the removal of the $25 <- $3 move.
8188 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8189 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8191 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8192 Daniel Jacobowitz <dan@codesourcery.com>
8194 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8195 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8196 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8197 * config/mips/mips.c (mips_start_function_definition): New function.
8198 (mips_end_function_definition): Likewise.
8199 (mips_output_function_prologue): Use mips_start_function_definition.
8200 (mips_output_function_epilogue): Use mips_end_function_definition.
8201 (build_mips16_function_stub): Use mips_start_function_definition
8202 and mips_end_function_definition.
8203 (build_mips16_call_stub): Likewise.
8205 2008-08-09 Richard Guenther <rguenther@suse.de>
8207 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8208 * gimple.h (gimple_call_fn): Adjust comment.
8209 (gimple_call_set_fndecl): New function.
8210 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8211 longer having bare FUNCTION_DECL operand.
8212 (gimple_call_return_type): Likewise.
8213 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8215 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8216 (gimple_mod_pow2): Likewise.
8217 (gimple_mod_subtract): Likewise.
8218 (gimple_ic): Likewise.
8219 (gimple_stringop_fixed_value): Likewise.
8220 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8221 longer having bare FUNCTION_DECL operand.
8222 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8223 * omp-low.c (optimize_omp_library_calls): Likewise.
8224 * cgraphunit.c (update_call_expr): Likewise.
8225 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8226 (execute_convert_to_rsqrt): Likewise.
8227 * cfgexpand.c (gimple_to_tree): Simplify.
8228 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8229 bare FUNCTION_DECL operand.
8230 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8231 (convert_gimple_call): Use gimple_call_fndecl.
8232 * c-common.c (c_warn_unused_result): Likewise.
8234 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8237 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8238 (c_finish_return): Likewise.
8239 (c_start_case): Likewise.
8240 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8241 * c-parser.c (c_parser_condition): New. Call
8242 verify_sequence_points.
8243 (c_parser_paren_condition): Call c_parser_condition.
8244 (c_parser_for_statement): Call c_parser_condition.
8246 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8249 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8250 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8251 Moved from diagnostic.h
8252 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8254 (emit_diagnostic): New.
8255 (warning0, pedwarn0): Delete.
8256 (warning, warning_at, pedwarn, permerror): Return bool.
8257 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8258 Moved to diagnostic.c.
8259 (struct diagnostic_context): Use correct type for
8260 classify_diagnostic.
8261 (diagnostic_report_diagnostic): Update declaration.
8262 (emit_diagnostic): Declare.
8263 * errors.c (warning): Return bool.
8264 * errors.h (warning): Update declaration.
8265 * toplev.h (warning0, pedwarn0): Delete.
8266 (warning, warning_at, pedwarn, permerror): Return bool.
8267 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8268 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8269 inform. Update all calls.
8270 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8271 before giving informative note.
8272 (implicit_decl_warning): Likewise.
8273 * c-typeck.c (build_function_call): Likewise.
8274 * tree-sssa.c (warn_uninit): Likewise.
8275 * builtins.c (gimplify_va_arg_expr): Likewise.
8277 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8280 * doc/invoke.texi (-Wextra): Move warning from here...
8281 (-Wuninitialized): ... to here.
8283 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8286 * flags.h (set_Wunused): Delete
8287 * toplev.c (process_options): Handle Wunused flags here.
8288 * opts.c (maybe_warn_unused_parameter): Delete.
8289 (common_handle_option): Replace set_Wunused by warn_unused.
8290 (set_Wextra): Do not handle Wunused-parameter here.
8291 (set_Wunused): Delete.
8292 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8294 * common.opt (Wunused): Add Var and Init.
8295 (Wunused-function): Likewise.
8296 (Wunused-label): Likewise.
8297 (Wunused-parameter): Likewise.
8298 (Wunused-value): Likewise.
8299 (Wunused-variable): Likewise.
8301 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8303 * doc/invoke.texi: Add cpu_type power7.
8304 * config.in (HAVE_AS_VSX): New.
8305 * config.gcc: Add cpu_type power7.
8306 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8308 * configure: Regenerate.
8309 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8311 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8312 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8313 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8315 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8317 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8318 type to vectorize.builtin_conversion.
8319 (vectorizable_conversion): Likewise.
8320 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8321 integral type as input.
8322 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8324 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8325 and ALTIVEC_BUILTIN_VCTSXS.
8326 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8329 2008-08-08 Richard Guenther <rguenther@suse.de>
8331 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8332 (surely_varying_stmt_p): Calls are varying only if they are
8333 non-builtin and not indirect or have no result.
8334 (ccp_fold): Re-instantiate code before the tuples merge.
8336 2008-08-08 Richard Guenther <rguenther@suse.de>
8338 PR tree-optimization/37056
8339 * gimple.h (gimple_assign_rhs_class): New helper function.
8340 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8341 unary operations properly.
8343 2008-08-07 Jan Hubicka <jh@suse.cz>
8345 * i386.h (ix86_size_cost): Declare.
8346 (ix86_cur_cost): New function macro.
8347 * i386.md (peepholes expanding size and splitters): Predicate by
8348 optimize_insn_for_speed_p.
8349 (peepholes reduce size and splitters): Predicate by
8350 optimize_insn_for_size_p.
8351 * i386.c (ix86_size_cost): Rename from ...
8352 (size_cost): This one.
8353 (override_options): Update.
8354 (decide_alg): Likewise.
8355 (ix86_expand_clear): Use RTL profile.
8356 (ix86_pad_returns): Use RTL profile.
8358 2008-08-07 Jan Hubicka <jh@suse.cz>
8360 * recog.c (split_all_insns): Set RTL profile
8361 (peephole2_optimize): Likewise.
8362 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8363 * combine.c (combine_instructions): Likewise.
8365 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8367 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8369 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8371 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8372 value in a6 after the set_frame_ptr insn.
8374 2008-08-07 Richard Henderson <rth@redhat.com>
8377 * gcc.c (cpp_options): Pass along -g*.
8379 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8381 * config/arm/arm.c (output_move_neon): Update comment describing
8382 big-endian vector layout.
8383 (arm_assemble_integer): Do not handle big-endian NEON vectors
8385 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8386 neon_vget_lane<mode>_sext_internal,
8387 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8388 element indices for big-endian.
8390 2008-08-07 Richard Henderson <rth@redhat.com>
8392 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8393 * configure, config.in: Rebuild.
8394 * debug.h (dwarf2out_do_cfi_asm): Declare.
8395 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8396 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8397 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8398 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8400 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8402 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8403 movv2si_internal): Combine into mov<mode>_internal.
8404 (movv2si_internal_2): Remove.
8406 2008-08-07 Jan Hubicka <jh@suse.cz>
8409 * i386.md (single stringop patterns): Enable unconditionally.
8411 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8414 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8416 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8417 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8419 * config/i386/sse.md (sse2_movq128): New.
8421 * doc/extend.texi: Document __builtin_ia32_movq128.
8423 2008-08-07 Richard Guenther <rguenther@suse.de>
8426 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8427 pointers can access anything.
8429 2008-08-06 Jan Hubicka <jh@suse.cz>
8431 * optabs.c (emit_unop_insn): Break out to ...
8432 (maybe_emit_unop_insn): ... this one.
8433 (expand_sfix_optab): Use maybe variant.
8434 * optabs.h (maybe_emit_unop_insn): Declare.
8436 * i386.md (mov0 patterns): Enable by default.
8437 (FP conversion expanders): Disable expansion of code expanding
8438 sequences when instruction should be optimized for size.
8439 (single strinop patterns): Enable when optimizing for size.
8440 (string expanders): Disable expanding of code expanding sequences
8441 when optimizning instruction for size.
8442 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8444 (ix86_fp_comparison_sahf_cost): Likewise.
8445 (ix86_expand_branch): Likewise.
8446 (ix86_expand_ashl_const): Likewise.
8447 (ix86_split_ashl): Likewise.
8448 (ix86_expand_strlen): Likewise.
8449 (ix86_emit_fp_unordered_jump): Likewie.
8451 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8453 * c-common.c: Fix typo.
8454 (c_common_reswords): Activate more C++ keyword warnings.
8456 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8458 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8461 * diagnostic.c (permerror_at): New.
8462 * toplev.h (permerror_at): Declare.
8464 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8465 Ira Rosen <irar@il.ibm.com>
8467 * tree-vect-transform.c (vect_model_simple_cost): Return
8468 immediately if stmt is pure SLP.
8469 (vect_model_store_cost): Ditto.
8470 (vect_model_load_cost): Ditto.
8471 (vectorizable_store): Remove PURE_SLP check before call
8472 to vect_model_store_cost.
8473 (vect_model_store_cost): When checking whether stmt describe
8474 strided access, add a check that it is not slp_node.
8476 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8479 * c-common.c (warn_for_sign_compare): New. Handle separately the
8480 case that 'constant' is zero.
8481 * c-typeck.c (build_binary_op): Move code to c-common.c
8483 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8485 * config/alpha/alpha.c (alpha_preferred_reload_class,
8486 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8487 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8488 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8489 * config/arm/arm.md: Likewise.
8490 * config/avr/avr-protos.h (preferred_reload_class,
8491 test_hard_reg_class, avr_simplify_comparison_p,
8492 out_shift_with_cnt, class_max_nregs): Likewise.
8493 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8494 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8495 preferred_reload_class, test_hard_reg_class): Likewise.
8496 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8497 bfin_memory_move_cost, bfin_secondary_reload,
8498 bfin_output_mi_thunk): Likewise.
8499 * config/crx/crx.c (crx_secondary_reload_class,
8500 crx_memory_move_cost): Likewise.
8501 * config/frv/frv-protos.h (frv_secondary_reload_class,
8502 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8503 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8504 frv_secondary_reload_class, frv_class_likely_spilled_p,
8505 frv_class_max_nregs): Likewise.
8506 * config/h8300/h8300.c (h8300_classify_operand,
8507 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8509 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8510 * config/ia64/ia64.c (ia64_preferred_reload_class,
8511 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8512 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8513 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8515 * config/m68hc11/m68hc11.c (preferred_reload_class,
8516 m68hc11_memory_move_cost): Likewise.
8517 * config/mcore/mcore.c (mcore_secondary_reload_class,
8518 mcore_reload_class): Likewise.
8519 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8520 mips_class_max_nregs, mips_cannot_change_mode_class,
8521 mips_preferred_reload_class, mips_secondary_reload_class,
8522 mips_output_mi_thunk): Likewise.
8523 * config/mmix/mmix.c (mmix_preferred_reload_class,
8524 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8526 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8528 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8529 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8530 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8531 * config/rs6000/rs6000.c (paired_expand_vector_init,
8532 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8533 compare_section_name, rs6000_memory_move_cost): Likewise.
8534 * config/s390/s390.c (s390_emit_compare_and_swap,
8535 s390_preferred_reload_class, s390_secondary_reload,
8536 legitimize_pic_address, legitimize_tls_address,
8537 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8538 s390_class_max_nregs): Likewise.
8539 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8540 * config/s390/s390.md: Likewise.
8541 * config/score/score-protos.h (score_secondary_reload_class,
8542 score_preferred_reload_class): Likewise.
8543 * config/score/score.c (score_preferred_reload_class,
8544 score_secondary_reload_class): Likewise.
8545 * config/score/score3.c (score3_output_mi_thunk,
8546 score3_preferred_reload_class, score3_secondary_reload_class,
8547 score3_hard_regno_mode_ok): Likewise.
8548 * config/score/score3.h (score3_preferred_reload_class,
8549 score3_secondary_reload_class): Likewise.
8550 * config/score/score7.c (score7_output_mi_thunk,
8551 score7_preferred_reload_class, score7_secondary_reload_class,
8552 score7_hard_regno_mode_ok): Likewise.
8553 * config/score/score7.h (score7_preferred_reload_class,
8554 score7_secondary_reload_class): Likewise.
8555 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8556 output_branchy_insn, add_constant, gen_block_redirect,
8557 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8558 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8559 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8560 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8561 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8562 xstormy16_preferred_reload_class): Likewise.
8563 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8564 xtensa_expand_atomic, override_options,
8565 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8567 * reorg.c (try_merge_delay_insns): Likewise.
8568 * tree.c (merge_dllimport_decl_attributes): Likewise.
8570 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8572 2008-08-06 Michael Matz <matz@suse.de>
8574 * Makefile.in (write_entries_to_file): Quote words.
8575 * gengtype.c: (read_input_line): Skip over leading white-space.
8577 2008-08-06 Marc Gauthier <marc@tensilica.com>
8579 * config.gcc: Match more processor names for Xtensa.
8580 * configure.ac: Likewise.
8581 * doc/install.texi (Specific): Likewise.
8582 * configure: Regenerate.
8584 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8586 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8587 * calls.c (avoid_likely_spilled_reg): Likewise.
8588 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8589 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8590 * config/i386/i386.c (ix86_expand_special_args_builtin,
8591 ix86_secondary_reload): Likewise.
8592 * except.c (struct eh_region, gen_eh_region_catch,
8593 remove_unreachable_regions, duplicate_eh_regions,
8594 assign_filter_values, build_post_landing_pads,
8595 sjlj_find_directly_reachable_regions, remove_eh_handler,
8596 reachable_next_level, foreach_reachable_handler,
8597 can_throw_internal_1, can_throw_external_1,
8598 collect_one_action_chain): Likewise.
8599 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8600 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8601 * function.c (update_temp_slot_address, instantiate_new_reg,
8602 instantiate_virtual_regs_in_rtx,
8603 instantiate_virtual_regs_in_insn): Likewise.
8604 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8605 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8606 gimplify_cleanup_point_expr): Likewise.
8607 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8608 * passes.c (next_pass_1): Likewise.
8609 * print-tree.c (print_node_brief, print_node): Likewise.
8610 * profile.c (branch_prob): Likewise.
8611 * tree-dump.c (dump_register): Likewise.
8612 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8614 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8615 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8616 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8617 copy_arguments_for_versioning, copy_static_chain): Likewise.
8618 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8619 add_new_name_mapping, register_new_name_mapping): Likewise.
8620 * tree-mudflap.c (mf_xform_derefs): Likewise.
8621 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8622 get_init_expr, combine_chains): Likewise.
8623 * tree-pretty-print.c (dump_generic_node): Likewise.
8624 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8625 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8626 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8627 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8629 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8632 * calls.c (expand_call): Use the biggest preferred stack
8635 2008-08-06 Michael Matz <matz@suse.de>
8638 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8639 for reused reload, instead of overwriting them.
8641 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8644 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8645 for incoming stack boundary.
8647 * function.c (assign_parm_find_entry_rtl): Update
8648 parm_stack_boundary.
8650 * function.h (rtl_data): Add parm_stack_boundary.
8652 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8653 parm_stack_boundary for incoming stack boundary.
8655 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8657 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8658 for unrepresentable subregs or treat them as equal to other regs
8659 or subregs with the same register number.
8661 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8664 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8667 2008-08-06 Jan Hubicka <jh@suse.cz>
8669 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8670 frequencies might be hot.
8672 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8674 * reload.c (find_reloads): Force constants into literal pool
8675 also if they are wrapped in a SUBREG.
8677 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8680 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8681 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8682 Don't allow predicated instructions for data speculation.
8683 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8686 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8688 * haifa-sched.c (extend_global): Split to extend_global_data and
8689 extend_region_data. Update all uses.
8690 (extend_all): Rename to extend_block_data.
8692 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8694 * sched-rgn.c (new_ready): Check if instruction can be
8695 speculatively scheduled before attempting speculation.
8696 (debug_rgn_dependencies): Remove wrongful assert.
8698 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8700 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8702 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8704 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8705 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8706 va_size, and type_size.
8708 2008-08-04 Jason Merrill <jason@redhat.com>
8711 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8712 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8714 2008-08-05 Richard Henderson <rth@redhat.com>
8716 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8717 * configure: Rebuild.
8719 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8722 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8723 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8726 2008-08-05 Richard Henderson <rth@redhat.com>
8728 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8729 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8730 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8731 * common.opt (fdwarf2-cfi-asm): New.
8732 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8733 * config.in, configure: Rebuild.
8734 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8735 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8737 (dw2_force_const_mem): Externalize.
8738 * dwarf2asm.h: Update.
8739 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8740 generate a real label.
8741 (output_cfi_directive): New.
8742 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8743 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8744 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8746 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8747 (output_loc_operands_raw, output_loc_sequence_raw): New.
8748 (output_cfa_loc_raw): New.
8750 2008-08-05 Paul Brook <paul@codesourcery.com>
8752 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8753 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8754 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8755 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8756 * config/arm/arm.h (TARGET_VFPD32): Define.
8757 (TARGET_VFP3): Use TARGET_VFPD32.
8758 (fputype): Add FPUTYPE_VFP3D16.
8759 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8760 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8761 * config/arm/arm-cores.def: Add cortex-r4f.
8762 * config/arm/arm-tune.md: Regenerate.
8764 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8766 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8767 Reword some comments throughout the file.
8769 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8770 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8771 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8772 MFC_MIN_DMA_LIST_ELEMENTS.
8773 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8774 MFC_MAX_DMA_LIST_ELEMENTS.
8776 (MFC_START_ENABLE): Remove PPU-only define.
8777 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8778 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8780 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8781 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8782 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8783 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8784 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8785 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8786 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8788 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8789 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8790 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8791 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8793 (spu_read_machine_status): Fix typo.
8795 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8797 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8798 SUBREG of multi-word hard register.
8799 * config/spu/spu.c (valid_subreg): Likewise.
8800 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8802 2008-08-04 Richard Guenther <rguenther@suse.de>
8804 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8805 the candidate with the stripped base if that base is different
8806 from the original base even for offset zero.
8808 2008-08-04 Richard Guenther <rguenther@suse.de>
8811 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8812 check for no_overflow.
8814 2008-08-04 Richard Guenther <rguenther@suse.de>
8816 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8818 2008-08-04 Paul Brook <paul@codesourcery.com>
8820 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8821 (arm_order_regs_for_local_alloc): New function.
8822 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8824 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8826 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8829 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8830 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8831 (ix86_expand_epilogue): Likewise.
8833 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8835 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8838 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8840 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8841 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8842 (*movv2sf_internal_rex64): Ditto.
8844 2008-08-03 Jan Hubicka <jh@suse.cz>
8846 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8847 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8848 * expmed.c (expand_smod_pow2): Likewise.
8850 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8854 alternative 0 of operand 1.
8855 (*vec_concatv2di_rex64_sse): Ditto.
8856 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8858 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8859 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8860 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8861 (*movv2sf_internal_rex64): Ditto.
8863 2008-08-02 Richard Guenther <rguenther@suse.de>
8866 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8867 (ssedoublesizemode): New mode attribute.
8868 (sse_shufps): Call gen_sse_shufps_v4sf.
8869 (sse_shufps_1): Macroize.
8870 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8871 (sse2_shufpd_1): Macroize.
8872 (vec_extract_odd, vec_extract_even): New expanders.
8873 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8874 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8875 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8876 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8877 (ix86_expand_vector_set): Likewise.
8878 (ix86_expand_reduc_v4sf): Likewise.
8880 2008-08-01 Doug Kwan <dougkwan@google.com>
8882 * matrix-reorg.c: Re-enable all code.
8883 (struct malloc_call_data): Change CALL_STMT to gimple type.
8884 (collect_data_for_malloc_call): Tuplify.
8885 (struct access_site_info): Change STMT to gimple type.
8886 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8887 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8888 (struct free_info): Change STMT to gimple type.
8889 (struct matrix_access_phi_node): Change PHI to gimple type.
8890 (get_inner_of_cast_expr): Remove.
8891 (may_flatten_matrices_1): Tuplify.
8892 (may_flatten_matrices): Ditto.
8893 (mark_min_matrix_escape_level): Ditto.
8894 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8895 (ssa_accessed_in_call_rhs): New
8896 (ssa_accessed_in_assign_rhs): New
8897 (record_access_alloc_site_info): Tuplify.
8898 (add_allocation_site): Ditto.
8899 (analyze_matrix_allocation_site): Ditto.
8900 (analyze_transpose): Ditto.
8901 (get_index_from_offset): Ditto.
8902 (update_type_size): Ditto.
8903 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8904 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8905 (analyze_accesses_for_phi_node): Tuplify.
8906 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8907 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8908 (analyze_matrix_accesses): Tuplify.
8909 (check_var_data): New call-back type for check_var_notmodified_p.
8910 (check_var_notmodified_p): Tuplify and use call-back struct to
8911 return statement found.
8912 (can_calculate_expr_before_stmt): Factor out statement related code
8914 (can_calculate_stmt_before_stmt): New.
8915 (check_allocation_function): Tuplify.
8916 (find_sites_in_func): Ditto.
8917 (record_all_accesses_in_func): Ditto.
8918 (transform_access_sites): Ditto.
8919 (transform_allocation_sites): Ditto.
8920 (matrix_reorg): Re-enable.
8921 (gate_matrix_reorg): Re-enable.
8923 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8925 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8926 for labels for which it hasn't been set yet. If it has been set,
8927 stop walking insns and continue with next worklist item.
8928 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8929 if the only BARRIER is at the very end of a function.
8931 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8933 * cfgexpand.c (expand_stack_alignment): Assert that
8934 stack_realign_drap and drap_rtx must match.
8936 * function.c (instantiate_new_reg): If DRAP is used to realign
8937 stack, replace virtual_incoming_args_rtx with internal arg
8940 2008-08-01 Richard Guenther <rguenther@suse.de>
8942 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8943 loop information only if we initialized it.
8944 (execute_pre): Call fini_pre with in_fre.
8945 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8946 if we do not unroll because we hit max-completely-peeled-insns.
8947 Use our estimation for consistency, do allow shrinking.
8949 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8951 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8952 with MIN_STACK_BOUNDARY.
8953 (ix86_update_stack_boundary): Likewise.
8954 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8957 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8958 (MIN_STACK_BOUNDARY): This.
8960 2008-08-01 Richard Guenther <rguenther@suse.de>
8963 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8965 2008-08-01 Richard Guenther <rguenther@suse.de>
8967 PR tree-optimization/36988
8968 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8969 do not matter if that doesn't change volatile qualification.
8971 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8973 * configure.ac: Do not generate libada-mk. Do not subst
8975 * libada-mk.in: Remove.
8976 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8977 * configure: Regenerate.
8979 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8981 * tree-pass.h: Added comment about not dumping passes with name
8982 starting with star in struct opt_pass.
8983 * passes.c (register_dump_files_1): Don't do dump for a pass with
8984 name starting with star.
8985 * doc/passes.texi (Pass manager): Mention pass names and special
8986 meaning of star prefix to avoid dump.
8988 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8990 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8992 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8993 (ISA_MIPS64R2): New macro.
8994 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8995 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8996 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8997 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8998 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8999 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9000 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9001 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9002 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9003 Move up to keep list alphabetically sorted.
9004 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9005 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9007 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9008 (-march=@var{arch}): Add mips64r2.
9010 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9012 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9014 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9016 * expr.c (expand_assignment): Check for complete type.
9018 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9021 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9023 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9024 for stack alignment.
9026 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9028 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9030 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9031 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9033 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9035 PR rtl-optimization/36419
9036 * dwarf2out.c (barrier_args_size): New variable.
9037 (compute_barrier_args_size, compute_barrier_args_size_1): New
9039 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9040 if not called yet in the current function, use barrier_args_size
9041 array to find the new args_size value.
9042 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9044 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9047 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9050 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9053 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9054 (dwarf2out_stack_adjust): Use it.
9055 (dwarf2out_frame_debug_expr): Likewise.
9057 2008-07-31 Richard Guenther <rguenther@suse.de>
9059 PR tree-optimization/36978
9060 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9061 the generated condition.
9063 2008-07-31 Richard Guenther <rguenther@suse.de>
9065 * passes.c (init_optimization_passes): Always call
9066 pass_early_warn_uninitialized.
9067 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9068 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9069 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9071 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9074 * builtins.c (maybe_emit_free_warning): New function.
9075 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9076 maybe_emit_free_warning for BUILT_IN_FREE.
9079 * dwarf2out.c (get_context_die): New function.
9080 (force_decl_die, force_type_die): Use it.
9081 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9082 returns NULL, force generation of DW_TAG_typedef and put that into
9085 PR preprocessor/36649
9086 * c-pch.c (c_common_read_pch): Save and restore
9087 line_table->trace_includes across PCH restore.
9089 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9092 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9094 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9097 * final.c (call_from_call_insn): Handle COND_EXEC.
9099 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9101 * builtins.c (std_gimplify_va_arg_expr): Replace
9102 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9103 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9105 2008-07-30 Joey Ye <joey.ye@intel.com>
9106 H.J. Lu <hongjiu.lu@intel.com>
9108 * builtins.c (expand_builtin_setjmp_receiver): Replace
9109 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9110 (expand_builtin_apply_args_1): Likewise.
9111 (expand_builtin_longjmp): Need DRAP for stack alignment.
9112 (expand_builtin_apply): Likewise.
9114 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9115 instead of assign_stack_local to allow alignment reduction.
9117 * calls.c (emit_call_1): Need DRAP for stack alignment if
9119 (expand_call): Replace virtual_incoming_args_rtx with
9120 crtl->args.internal_arg_pointer.
9121 * stmt.c (expand_nl_goto_receiver): Likewise.
9123 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9124 alignment and store to stack_alignment_estimated and
9125 max_used_stack_slot_alignment.
9126 (expand_one_var): Likewise.
9127 (expand_stack_alignment): New function.
9128 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9129 and stack_alignment_estimated fields in rtl_data. Call
9130 expand_stack_alignment at end.
9132 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9133 (MAX_STACK_ALIGNMENT): Likewise.
9134 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9135 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9137 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9138 stack alignment when generating virtual registers.
9140 * function.c (assign_stack_local): Renamed to ...
9141 (assign_stack_local_1): This. Add a parameter to indicate
9142 if it is OK to reduce alignment.
9143 (assign_stack_local): Use it.
9144 (instantiate_new_reg): Instantiate virtual incoming args rtx
9145 to vDRAP if stack realignment and DRAP is needed.
9146 (assign_parms): Collect parameter/return type alignment and
9147 contribute to stack_alignment_estimated.
9148 (locate_and_pad_parm): Likewise.
9149 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9150 with crtl->args.internal_arg_pointer.
9152 * function.h (rtl_data): Add new field drap_reg,
9153 max_used_stack_slot_alignment, stack_alignment_estimated,
9154 stack_realign_needed, need_drap, stack_realign_processed and
9155 stack_realign_finalized.
9156 (stack_realign_fp): New macro.
9157 (stack_realign_drap): Likewise.
9159 * global.c (compute_regsets): Frame pointer is needed when
9160 stack is realigned. Can eliminate frame pointer when stack is
9161 realigned and dynamic realigned argument pointer isn't used.
9163 * reload1.c (update_eliminables): Frame pointer is needed
9164 when stack is realigned.
9165 (init_elim_table): Can eliminate frame pointer when stack is
9166 realigned and dynamic realigned argument pointer isn't used.
9168 * rtl.h (assign_stack_local_1): Declare new funtion.
9170 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9171 (TARGET_GET_DRAP_RTX): Likewise.
9172 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9173 TARGET_GET_DRAP_RTX.
9175 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9177 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9178 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9180 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9181 H.J. Lu <hongjiu.lu@intel.com>
9183 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9184 vdrap_reg, stack_realign and drap_reg_saved.
9185 (add_cfi): Don't allow redefining CFA when DRAP is used.
9186 (reg_save): Handle stack alignment.
9187 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9188 alignment. Don't generate DWARF information for (set fp sp)
9190 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9192 (int_loc_descriptor): Move prototype forward. Also define if
9193 DWARF2_UNWIND_INFO is true.
9194 (output_cfa_loc): Handle DW_CFA_expression.
9195 (build_cfa_aligned_loc): New.
9196 (based_loc_descr): Update assert for stack realign. For local
9197 variables, use sp+offset when stack is aligned without drap and
9198 fp+offset when stack is aligned with drap. For arguments, use
9199 cfa+offset when drap is used to align stack.
9201 2008-07-30 Joey Ye <joey.ye@intel.com>
9202 H.J. Lu <hongjiu.lu@intel.com>
9204 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9206 (ix86_gen_andsp): New.
9207 (ix86_user_incoming_stack_boundary): Likewise.
9208 (ix86_default_incoming_stack_boundary): Likewise.
9209 (ix86_incoming_stack_boundary): Likewise.
9210 (ix86_can_eliminate): Likewise.
9211 (find_drap_reg): Likewise.
9212 (ix86_update_stack_boundary): Likewise.
9213 (ix86_get_drap_rtx): Likewise.
9214 (ix86_finalize_stack_realign_flags): Likewise.
9215 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9216 (TARGET_GET_DRAP_RTX): Likewise.
9217 (override_options): Overide option value for new options.
9218 (ix86_function_ok_for_sibcall): Remove check for
9219 force_align_arg_pointer.
9220 (ix86_handle_cconv_attribute): Likewise.
9221 (ix86_function_regparm): Likewise.
9222 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9223 (ix86_va_start): Replace virtual_incoming_args_rtx with
9224 crtl->args.internal_arg_pointer.
9225 (ix86_select_alt_pic_regnum): Check DRAP register.
9226 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9227 (ix86_compute_frame_layout): Compute frame layout wrt stack
9229 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9230 (ix86_expand_prologue): Decide if stack realignment is needed
9231 and generate prologue code accordingly.
9232 (ix86_expand_epilogue): Generate epilogue code wrt stack
9233 realignment is really needed or not.
9235 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9236 (ABI_STACK_BOUNDARY): Likewise.
9237 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9238 (STACK_REALIGN_DEFAULT): Likewise.
9239 (INCOMING_STACK_BOUNDARY): Likewise.
9240 (MAX_STACK_ALIGNMENT): Likewise.
9241 (ix86_incoming_stack_boundary): Likewise.
9242 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9243 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9244 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9245 (machine_function): Remove force_align_arg_pointer.
9247 * config/i386/i386.md (BX_REG): New.
9248 (R13_REG): Likewise.
9250 * config/i386/i386.opt (mforce_drap): New.
9251 (mincoming-stack-boundary): Likewise.
9252 (mstackrealign): Add Init(-1).
9254 * config/i386/i386-protos.h (ix86_can_eliminate): New
9256 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9258 * doc/extend.texi: Update force_align_arg_pointer.
9260 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9263 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9264 (INCOMING_STACK_BOUNDARY): Likewise.
9265 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9266 (TARGET_GET_DRAP_RTX): Likewise.
9268 2008-07-30 Andreas Schwab <schwab@suse.de>
9270 PR rtl-optimization/36929
9271 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9272 add_insn_before and fix argument order.
9273 (replace_inc_dec_mem): Handle NULL rtx.
9275 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9277 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9279 (arm_compute_initial_elimination_offset): Use it.
9280 (arm_compute_save_reg_mask): Include static chain save slot when
9281 calculating alignment.
9282 (arm_get_frame_offsets): Ditto.
9283 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9284 that we can use to decrement the stack when the stack decrement
9285 could be too big for an immediate value in a single insn.
9286 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9288 2008-07-30 Richard Guenther <rguenther@suse.de>
9290 PR tree-optimization/36967
9291 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9292 Release defs of statements we remove.
9294 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9296 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9297 instead of NULL_RTVEC.
9299 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9303 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9306 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9308 * final.c (call_from_call_insn): New.
9309 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9311 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9313 * configure.ac: Substitute ADA_CFLAGS.
9314 * configure: Regenerate.
9315 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9316 * Makefile.in: Remove mention of X_* variables.
9317 * config/pa/x-ada-hpux10: Remove.
9318 * config/pa/x-ada: Remove.
9320 * doc/fragments.texi: Update.
9322 2008-07-30 Olivier Hainque <hainque@adacore.com>
9324 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9325 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9326 __dso_handle explicitly here.
9328 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9331 * c-typeck.c (build_binary_op): Encapsulate code into...
9332 * c-common.c (shorten_binary_op): ...this new function.
9333 (conversion_warning): Use the new function. Handle non-negative
9334 constant in bitwise-and.
9335 * c-common.h (shorten_binary_op): Declare.
9337 2008-07-30 Olivier Hainque <hainque@adacore.com>
9339 * scan.c (make_sstring_space): Add explicit conversions of
9340 allocator's return value.
9341 * fix-header.c (recognized_function): Likewise.
9343 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9345 * doc/cpp.texi: Update to GFDL 1.2.
9346 * doc/gcc.texi: Do not list GPL as Invariant Section.
9347 * doc/gccint.texi: Likewise. Update copyright years.
9348 * doc/install.texi: Update copyright years.
9350 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9353 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9354 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9356 2008-07-29 Jan Hubicka <jh@suse.cz>
9358 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9359 (grokdeclarator): Likewise.
9360 * langhooks.c (lhd_warn_unused_global_decl): Use
9361 DECL_DECLARED_INLINE_P.
9362 * print-tree.c (print_node): Remove DECL_INLINE check.
9364 2008-07-29 Richard Guenther <rguenther@suse.de>
9366 PR tree-optimization/36945
9367 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9368 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9369 Record invariant addresses un-decomposed.
9370 (copy_reference_ops_from_call): Record reference call
9371 arguments properly. Simplify.
9372 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9373 helper split out from ...
9374 (create_component_ref_by_pieces): ... here. Simplify.
9375 Prepare for recursive invocation for call arguments.
9376 (create_expression_by_pieces): Adjust call to
9377 create_component_ref_by_pieces.
9378 (compute_avail): Process operand 2 of reference ops.
9380 2008-07-29 Richard Guenther <rguenther@suse.de>
9382 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9384 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9386 * c-format.c (check_format_types): Revert unwanted checkin.
9388 2008-07-29 Jan Hubicka <jh@suse.cz>
9390 * flags.h (flag_really_no_inline): Remove.
9391 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9392 * toplev.c (flag_really_no_inline): Remove.
9393 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9394 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9395 (cgraph_decide_inlining_incrementally): Likewise.
9396 (compute_inline_parameters): Likewise.
9397 * opts.c (decode_options): Simplify.
9398 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9399 * common.opt (finline): Initialize to 1.
9400 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9402 2008-07-29 Jan Hubicka <jh@suse.cz>
9404 * predict.c (always_optimize_for_size_p): New function.
9405 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9406 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9407 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9409 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9410 * function.c (prepare_function_start): Set default profile.
9411 * function.h (rtl_data): Add maybe_hot_insn_p.
9412 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9413 (construct_exit_block): Likewise.
9414 (tree_expand_cfg): Likewise.
9416 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9417 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9418 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9419 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9422 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9425 * c-decl.c (merge_decls): Merge USED flags.
9427 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9429 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9430 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9431 next_stack, lab_false and lab_over trees.
9433 2008-07-28 Richard Guenther <rguenther@suse.de>
9435 PR tree-optimization/36957
9436 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9437 (useless_type_conversion_p): Remove.
9438 (types_compatible_p): Remove.
9439 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9440 (useless_type_conversion_p): Declare.
9441 (types_compatible_p): Declare.
9442 (gimple_expr_type): Return the base type only if it is
9443 trivially convertible to the subtype.
9445 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9447 * configure.ac: Use the m4_do macro to concatenate the warnings into
9448 one string in ACX_PROG_CC_WARNING_OPTS,
9449 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9450 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9451 * configure: Regenerate.
9453 2008-07-28 Richard Guenther <rguenther@suse.de>
9455 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9456 (insert_fake_stores): Remove.
9457 (realify_fake_stores): Likewise.
9458 (execute_pre): Remove dead code.
9459 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9460 (find_func_aliases): Deal with it here instead.
9461 Re-enable gcc_unreachable call.
9463 2008-07-28 Richard Guenther <rguenther@suse.de>
9465 Merge from gimple-tuples-branch.
9467 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9468 * gimple.def: New file.
9469 * gsstruct.def: Likewise.
9470 * gimple-iterator.c: Likewise.
9471 * gimple-pretty-print.c: Likewise.
9472 * tree-gimple.c: Removed. Merged into ...
9473 * gimple.c: ... here. New file.
9474 * tree-gimple.h: Removed. Merged into ...
9475 * gimple.h: ... here. New file.
9477 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9478 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9479 --enable-checking=gimple flag.
9480 * config.in: Likewise.
9481 * configure: Regenerated.
9483 * tree-ssa-operands.h: Tuplified.
9484 * tree-vrp.c: Likewise.
9485 * tree-loop-linear.c: Likewise.
9486 * tree-into-ssa.c: Likewise.
9487 * tree-ssa-loop-im.c: Likewise.
9488 * tree-dump.c: Likewise.
9489 * tree-complex.c: Likewise.
9490 * cgraphbuild.c: Likewise.
9491 * tree-ssa-threadupdate.c: Likewise.
9492 * tree-ssa-loop-niter.c: Likewise.
9493 * tree-pretty-print.c: Likewise.
9494 * tracer.c: Likewise.
9495 * gengtype.c: Likewise.
9496 * tree-loop-distribution.c: Likewise.
9497 * tree-ssa-loop-unswitch.c: Likewise.
9498 * cgraph.c: Likewise.
9499 * cgraph.h: Likewise.
9500 * tree-ssa-loop-manip.c: Likewise.
9501 * value-prof.c: Likewise.
9502 * tree-ssa-loop-ch.c: Likewise.
9503 * tree-tailcall.c: Likewise.
9504 * value-prof.h: Likewise.
9507 * tree-pass.h: Likewise.
9508 * ipa-cp.c: Likewise.
9509 * tree-scalar-evolution.c: Likewise.
9510 * tree-scalar-evolution.h: Likewise.
9511 * target.h: Likewise.
9512 * lambda-mat.c: Likewise.
9513 * tree-phinodes.c: Likewise.
9514 * diagnostic.h: Likewise.
9515 * builtins.c: Likewise.
9516 * tree-ssa-alias-warnings.c: Likewise.
9517 * cfghooks.c: Likewise.
9518 * fold-const.c: Likewise.
9519 * cfghooks.h: Likewise.
9520 * omp-low.c: Likewise.
9521 * tree-ssa-dse.c: Likewise.
9522 * ipa-reference.c: Likewise.
9523 * tree-ssa-uncprop.c: Likewise.
9524 * toplev.c: Likewise.
9525 * tree-gimple.c: Likewise.
9526 * tree-gimple.h: Likewise.
9527 * tree-chrec.c: Likewise.
9528 * tree-chrec.h: Likewise.
9529 * tree-ssa-sccvn.c: Likewise.
9530 * tree-ssa-sccvn.h: Likewise.
9531 * cgraphunit.c: Likewise.
9532 * tree-ssa-copyrename.c: Likewise.
9533 * tree-ssa-ccp.c: Likewise.
9534 * tree-ssa-loop-ivopts.c: Likewise.
9535 * tree-nomudflap.c: Likewise.
9536 * tree-call-cdce.c: Likewise.
9537 * ipa-pure-const.c: Likewise.
9538 * c-format.c: Likewise.
9539 * tree-stdarg.c: Likewise.
9540 * tree-ssa-math-opts.c: Likewise.
9541 * tree-ssa-dom.c: Likewise.
9542 * tree-nrv.c: Likewise.
9543 * tree-ssa-propagate.c: Likewise.
9544 * ipa-utils.c: Likewise.
9545 * tree-ssa-propagate.h: Likewise.
9546 * tree-ssa-alias.c: Likewise.
9547 * gimple-low.c: Likewise.
9548 * tree-ssa-sink.c: Likewise.
9549 * ipa-inline.c: Likewise.
9550 * c-semantics.c: Likewise.
9551 * dwarf2out.c: Likewise.
9553 * tree-ssa-loop-ivcanon.c: Likewise.
9554 * predict.c: Likewise.
9555 * tree-ssa-loop.c: Likewise.
9556 * tree-parloops.c: Likewise.
9557 * tree-ssa-address.c: Likewise.
9558 * tree-ssa-ifcombine.c: Likewise.
9559 * matrix-reorg.c: Likewise.
9560 * c-decl.c: Likewise.
9561 * tree-eh.c: Likewise.
9562 * c-pretty-print.c: Likewise.
9563 * lambda-trans.c: Likewise.
9564 * function.c: Likewise.
9565 * langhooks.c: Likewise.
9566 * ebitmap.h: Likewise.
9567 * tree-vectorizer.c: Likewise.
9568 * function.h: Likewise.
9569 * langhooks.h: Likewise.
9570 * tree-vectorizer.h: Likewise.
9571 * ipa-type-escape.c: Likewise.
9572 * ipa-type-escape.h: Likewise.
9573 * domwalk.c: Likewise.
9574 * tree-if-conv.c: Likewise.
9575 * profile.c: Likewise.
9576 * domwalk.h: Likewise.
9577 * tree-data-ref.c: Likewise.
9578 * tree-data-ref.h: Likewise.
9579 * tree-flow-inline.h: Likewise.
9580 * tree-affine.c: Likewise.
9581 * tree-vect-analyze.c: Likewise.
9582 * c-typeck.c: Likewise.
9583 * gimplify.c: Likewise.
9584 * coretypes.h: Likewise.
9585 * tree-ssa-phiopt.c: Likewise.
9586 * calls.c: Likewise.
9587 * tree-ssa-coalesce.c: Likewise.
9588 * tree.def: Likewise.
9589 * tree-dfa.c: Likewise.
9590 * except.c: Likewise.
9591 * except.h: Likewise.
9592 * cfgexpand.c: Likewise.
9593 * tree-cfgcleanup.c: Likewise.
9594 * tree-ssa-pre.c: Likewise.
9595 * tree-ssa-live.c: Likewise.
9596 * tree-sra.c: Likewise.
9597 * tree-ssa-live.h: Likewise.
9598 * tree-predcom.c: Likewise.
9599 * lambda.h: Likewise.
9600 * tree-mudflap.c: Likewise.
9601 * ipa-prop.c: Likewise.
9602 * print-tree.c: Likewise.
9603 * tree-ssa-copy.c: Likewise.
9604 * ipa-prop.h: Likewise.
9605 * tree-ssa-forwprop.c: Likewise.
9606 * ggc-page.c: Likewise.
9607 * c-omp.c: Likewise.
9608 * tree-ssa-dce.c: Likewise.
9609 * tree-vect-patterns.c: Likewise.
9610 * tree-ssa-ter.c: Likewise.
9611 * tree-nested.c: Likewise.
9612 * tree-ssa.c: Likewise.
9613 * lambda-code.c: Likewise.
9614 * tree-ssa-loop-prefetch.c: Likewise.
9615 * tree-inline.c: Likewise.
9616 * tree-inline.h: Likewise.
9617 * tree-iterator.c: Likewise.
9618 * tree-optimize.c: Likewise.
9619 * tree-ssa-phiprop.c: Likewise.
9620 * tree-vect-transform.c: Likewise.
9621 * tree-object-size.c: Likewise.
9622 * tree-outof-ssa.c: Likewise.
9623 * cfgloop.c: Likewise.
9624 * system.h: Likewise.
9625 * tree-profile.c: Likewise.
9626 * cfgloop.h: Likewise.
9627 * c-gimplify.c: Likewise.
9628 * c-common.c: Likewise.
9629 * tree-vect-generic.c: Likewise.
9630 * tree-flow.h: Likewise.
9631 * c-common.h: Likewise.
9632 * basic-block.h: Likewise.
9633 * tree-ssa-structalias.c: Likewise.
9634 * tree-switch-conversion.c: Likewise.
9635 * tree-ssa-structalias.h: Likewise.
9636 * tree-cfg.c: Likewise.
9637 * passes.c: Likewise.
9638 * ipa-struct-reorg.c: Likewise.
9639 * ipa-struct-reorg.h: Likewise.
9640 * tree-ssa-reassoc.c: Likewise.
9641 * cfgrtl.c: Likewise.
9642 * varpool.c: Likewise.
9644 * tree-ssanames.c: Likewise.
9645 * tree-ssa-threadedge.c: Likewise.
9646 * langhooks-def.h: Likewise.
9647 * tree-ssa-operands.c: Likewise.
9648 * config/alpha/alpha.c: Likewise.
9649 * config/frv/frv.c: Likewise.
9650 * config/s390/s390.c: Likewise.
9651 * config/m32c/m32c.c: Likewise.
9652 * config/m32c/m32c-protos.h: Likewise.
9653 * config/spu/spu.c: Likewise.
9654 * config/sparc/sparc.c: Likewise.
9655 * config/i386/i386.c: Likewise.
9656 * config/sh/sh.c: Likewise.
9657 * config/xtensa/xtensa.c: Likewise.
9658 * config/stormy16/stormy16.c: Likewise.
9659 * config/ia64/ia64.c: Likewise.
9660 * config/rs6000/rs6000.c: Likewise.
9661 * config/pa/pa.c: Likewise.
9662 * config/mips/mips.c: Likewise.
9664 2008-07-28 Simon Baldwin <simonb@google.com>
9666 * c-pragma.c (handle_pragma_message): New function.
9667 (init_pragma): Register handle_pragma_message.
9668 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9671 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9673 PR tree-optimization/35252
9674 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9675 REALPART_EXPR to be considered as same load operation.
9677 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9679 PR tree-optimization/36830
9680 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9681 (expressions_equal_p): Return false if only one operand is null.
9683 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9685 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9686 version requirements.
9688 2008-07-26 Olivier Hainque <hainque@adacore.com>
9690 * collect2.c (symkind): New enum. Symbol kinds we care about.
9691 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9692 code and head comment accordingly.
9693 (scan_prog_file): Use symkind names instead of bare integers.
9695 2008-07-25 Jan Hubicka <jh@suse.cz>
9697 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9699 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9700 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9701 * dojump.c (clear_pending_stack_adjust): Likewise.
9702 * print-tree.c (print_node): Ignore DECL_INLINE.
9703 * tree-inline.c (inlinable_function_p): Likewise.
9705 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9707 * doc/extend.texi (hot attribute): Document that the hot attribute
9708 turns on -O3 for some ports.
9709 (cold attribute): Document that the cold attribute turns on -Os
9712 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9713 reflect function specific option support.
9715 * target.h (struct target_option_hooks): Add fields to say whether
9716 the cold attribute implies -Os and the hot attribute implies -O3.
9718 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9719 By default, do not turn on -Os for cold functions.
9720 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9721 not turn on -O3 for hot functions.
9723 * c-common.c (handle_hot_attribute): Use target hook to determine
9724 if hot functions should enable -O3.
9725 (handle_cold_attribute): Use target hook to determine if cold
9726 functions should enable -Os.
9728 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9729 (override_options): Move disable scheduling to
9730 optimization_options.
9731 (optimization_options): Disable scheduling here, not
9733 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9734 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9736 * config/ia64/ia64.c (ia64_override_options): Move setting
9737 scheduling flags to ia64_optimization_options.
9738 (ia64_optimization_options): Disable scheduling options here, and
9739 not in ia64_override_options.
9740 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9741 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9743 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9746 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9748 2008-07-25 Martin Jambor <mjambor@suse.cz>
9750 PR tree-optimization/36926
9751 * ipa-prop.c (ipa_analyze_call_uses): Call
9752 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9754 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9756 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9757 movv2si_internal): Add mem = reg alternative.
9759 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9762 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9763 DEFAULT_PCC_STRUCT_RETURN to 127.
9765 2008-07-24 Jan Hubicka <jh@suse.cz>
9767 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9768 (build_cgraph_edges): Likewise.
9769 * cgraph.c (cgraph_node): Do not update assembler hash.
9770 (cgraph_remove_node): Drop non-unit-at-a-time code.
9771 * tree-pass.h (pass_O0_always_inline): Remove.
9772 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9773 * toplev.c (process_options): Flag unit-at-a-time does not imply
9775 * cgraphunit.c: Update comments.
9776 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9777 (cgraph_assemble_pending_functions): Remove.
9778 (cgraph_reset_node): Drop non-unit-at-a-time code.
9779 (cgraph_finalize_function): Likewise.
9780 (cgraph_analyze_function): Likewise.
9781 (cgraph_finalize_compilation_unit): Likewise.
9782 (cgraph_expand_function): Likewise.
9783 (cgraph_optimize): Likesise.
9784 (save_inline_function_body): Likewise.
9785 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9786 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9787 * ipa-inline.c: Update comments.
9788 (enum inlining_mode): remove INLINE_SPEED.
9789 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9790 (cgraph_mark_inline_edge): Likewise.
9791 (try_inline): Likewise.
9792 (cgraph_decide_inlining_incrementally): Likewise.
9793 (cgraph_gate_inlining): Remove.
9794 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9795 (cgraph_gate_early_inlining): Likewise.
9796 (gate_inline_passes): Remove.
9797 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9798 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9799 pass_O0_always_inline): Remove.
9800 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9801 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9802 * opts.c (no_unit_at_a_time_default): Remove.
9803 (decode_options): Remove flag_unit_at_a_time reset and warning.
9804 * opts.h (no_unit_at_a_time_default): Remove.
9805 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9806 early in GNU dialect.
9807 (merge_decls): Update comment; drop unit-at-a-time check.
9808 (finish_decl): Likewise.
9809 (grok_declaration): Remove flag_inline_trees code.
9810 (finish_functions): Return on function returning non-void on all
9812 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9813 * cfgexpand.c (expand_one_static_var): Remove.
9814 (expand_one_var): Remove expand_one_static_var call.
9815 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9816 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9817 and flag_unit_at_a-time compatibility checks.
9818 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9819 * tree-inline.c (flag_inline_trees): Remove.
9820 (inlinable_function_p): Don't check it.
9821 (expand_call_inline): Remove non-unit-at-a-time code.
9822 * tree-inline.h (flag_inline_trees): Remove.
9823 * tree-optimize.c (execute_early_local_optimizations): Remove
9824 unit-at-a-time checks.
9825 (tree_rest_of_compilation): Likewise.
9826 * combine.c (setup_incoming_promotions): Likewise.
9827 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9828 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9829 * passes.c (pass_inline_parameters): Update comments; remove
9830 O0_alwaysinline pass.
9831 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9832 (execute_one_pass): Likewise.
9833 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9834 (ix86_function_sseregparm): Likewise.
9835 * arm.c (arm_function_in_section_p): Likewise.
9836 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9837 * varpool.c: Update comments.
9838 (decide_is_variable_needed): Remove unit-at-a-time checks.
9839 (varpool_finalize_decl): Likewise.
9841 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9843 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9845 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9847 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9849 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9850 imp symbol extension.
9852 2008-07-23 Ian Lance Taylor <iant@google.com>
9854 * tree-vrp.c (infer_value_range): Ignore asm statements when
9855 looking for memory accesses for -fdelete-null-pointer-checks.
9857 2008-07-24 Ben Elliston <bje@au.ibm.com>
9859 * config/spu/spu-c.c (__vector_keyword): New variable.
9860 (vector_keyword): Likewise.
9861 (spu_categorize_keyword): New function.
9862 (spu_macro_to_expand): Likewise.
9863 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9864 compiling an ISO C dialect.
9866 2008-07-24 Ben Elliston <bje@au.ibm.com>
9868 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9871 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9873 * configure: Regenerate.
9874 * configure.ac: Require texinfo 4.7.
9875 * doc/install.texi: Document texinfo 4.7 requirement.
9877 2008-07-23 Martin Jambor <mjambor@suse.cz>
9879 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9880 rather than for DECL_SAVED_TREE.
9881 * ipa-prop.c: Include diagnostic.h.
9882 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9884 (ipa_detect_param_modifications): Function rewritten from scratch.
9885 (ipa_compute_jump_functions): Changed accesses to modification flags.
9886 (ipa_free_node_params_substructures): Update flags destruction.
9887 (ipa_node_duplication_hook): Update flags duplication.
9888 (ipa_print_all_params_modified): Updated flag access.
9889 * ipa-prop.h (struct ipa_param_flags): New structure.
9890 (struct ipa_node_params): New field modification_analysis_done,
9891 modified_flags changed into param_flags.
9892 (ipa_is_ith_param_modified): Changed to use new flags.
9893 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9895 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9896 ipa-cp.c and split into two functions.
9897 (ipa_print_node_jump_functions): New function.
9898 (compute_scalar_jump_functions): New function.
9899 (type_like_member_ptr_p): New function.
9900 (compute_pass_through_member_ptrs): New function.
9901 (fill_member_ptr_cst_jump_function): New function.
9902 (determine_cst_member_ptr): New function.
9903 (compute_cst_member_ptr_arguments): New function.
9904 (ipa_compute_jump_functions): Complete rewrite.
9905 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9906 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9907 (struct ipa_member_ptr_cst): New structure.
9908 (union jump_func_value): New field member_cst.
9909 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9910 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9911 jump function types.
9912 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9913 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9914 instead of ipcp_print_all_jump_functions.
9915 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9916 only for replacable scalars.
9918 * doc/invoke.texi (Optimize options): Add description of
9919 -findirect-inlining.
9920 * common.opt (flag_indirect_inlining): New flag.
9921 * opts.c (decode_options): Set flag_indirect_inlining when
9924 * ipa-inline.c: Include ipa-prop.h.
9925 (inline_indirect_intraprocedural_analysis): New function.
9926 (inline_generate_summary): Allocate parameter and argument info
9927 structures, call inline_indirect_intraprocedural_analysis on each
9928 node when doing indirect inlining and deallocate indirect inlining
9929 data structures in the end.
9930 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9931 (free_all_ipa_structures_after_iinln): New function.
9932 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9934 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9936 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9937 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9938 of computing the frequency separately.
9939 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9940 of computing the frequency separately.
9941 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9942 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9943 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9944 (ipa_get_stmt_member_ptr_load_param): New function.
9945 (ipa_is_ssa_with_stmt_def): New function.
9946 (ipa_note_param_call): New function.
9947 (ipa_analyze_call_uses): New function.
9948 (ipa_analyze_stmt_uses): New function.
9949 (ipa_analyze_params_uses): New function.
9950 (ipa_free_node_params_substructures): Also free the param_calls linked
9952 (ipa_node_duplication_hook): Also duplicate the param_calls
9954 (ipa_print_node_param_flags): New function.
9955 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9956 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9957 * ipa-prop.h (struct ipa_param_flags): New field called.
9958 (struct ipa_param_call_note): New structure.
9959 (struct ipa_node_params): New fields param_calls and
9961 (ipa_is_ith_param_called): New function.
9962 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9963 ipa_analyze_params_uses and dump parameter flags.
9965 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9966 ipa_propagate_indirect_call_infos if performing indirect inlining,
9967 pass a new parameter new_edges to it.
9968 (add_new_edges_to_heap): New fucntion.
9969 (cgraph_decide_inlining_of_small_functions): New vector
9970 new_indirect_edges for newly found indirect edges , call
9971 ipa_propagate_indirect_call_infos after inlining.
9972 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9973 inlining if performing indirect inlining. Call
9974 free_all_ipa_structures_after_iinln when doing so too.
9975 (inline_generate_summary): Do not call
9976 free_all_ipa_structures_after_iinln here.
9977 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9978 (print_edge_addition_message): New function.
9979 (update_call_notes_after_inlining): New function.
9980 (propagate_info_to_inlined_callees): New function.
9981 (ipa_propagate_indirect_call_infos): New function.
9982 * ipa-prop.h: Include cgraph.h
9983 (struct ipa_param_call_note): Fields reordered, new field processed.
9984 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9986 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9987 rediscovered call statements.
9988 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9989 (dump_cgraph_node): Dump also the indirect_call flag.
9990 (cgraph_clone_edge): Copy also the indirect_call flag.
9991 * tree-inline.c (copy_bb): Do not check for fndecls from call
9992 expressions, check for edge availability when moving clones.
9993 (get_indirect_callee_fndecl): New function.
9994 (expand_call_inline): If callee declaration is not apprent from
9995 the statement, try calling get_indirect_callee_fndecl. Do not
9996 issue warnings or call sorry when not inlinings an indirect edge.
9997 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9999 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10000 bit more frandly to matching.
10001 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10002 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10003 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10005 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10008 * opth-gen.awk: Suppress function specific features when building
10010 * optc-gen.awk: Ditto.
10012 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10015 * diagnostic.c (pedwarn): Add opt parameter.
10017 * c-tree.h (pedwarn_init): Add opt parameter.
10018 (pedwarn_c90): Likewise.
10019 (pedwarn_c99): Likewise.
10020 * c-errors.c (pedwarn_c99): Likewise.
10021 (pedwarn_c90): Likewise.
10022 * toplev.h (pedwarn): Update declaration.
10023 (pedwarn0): Declare.
10024 * c-lex.c: All calls to pedwarn changed.
10025 * builtins.c: All calls to pedwarn changed.
10026 * toplev.c: All calls to pedwarn changed.
10027 * c-decl.c: All calls to pedwarn changed.
10028 * c-typeck.c: All calls to pedwarn changed.
10029 * c-common.c: All calls to pedwarn changed.
10030 * c-parser.c: All calls to pedwarn changed.
10032 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10033 Karthik Kumar <karthikkumar@gmail.com>
10035 * attribs.c (file scope): Include c-common.h.
10036 (decl_attributes): Add support for #pragma GCC optimize and
10037 #pragma GCC option.
10039 * targhooks.c (default_can_inline_p): New function that is the
10040 default for the TARGET_CAN_INLINE_P target hook.
10042 * targhooks.h (default_can_inline_p): Add declaration.
10044 * tree.c (cl_optimization_node): New static tree for building
10045 OPTIMIZATION_NODE tree.
10046 (cl_target_option_node): New static tree for building
10047 TARGET_OPTION_NODE tree.
10048 (cl_option_hash_table): New hash table for hashing
10049 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10050 (cl_option_hash_hash): New function to provide the hash value for
10051 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10052 (cl_option_hash_eq): New function to provide an equality test for
10053 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10054 (tree_code_size): Add support for OPTIMIZATION_NODE and
10055 TARGET_OPTION_NODE trees.
10056 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10057 TARGET_OPTION_NODE trees.
10058 (build_optimization_node): Build a tree that has all of the
10059 current optimization options.
10060 (build_target_option_node): Build a tree that has the target
10061 options that might be changed on a per function basis.
10063 * tree.h (file scope): Include options.h.
10064 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10065 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10066 (TREE_OPTIMIZATION): Ditto.
10067 (TREE_TARGET_SPECIFIC): Ditto.
10068 (struct tree_function_decl): Add fields for remembering the
10069 current optimization options and target specific options.
10070 (struct tree_optimization_option): New tree variant that remembers
10071 the optimization options.
10072 (struct tree_target_option): New tree variant that remembers the
10073 target specific flags that might change for compiling a particular
10075 (union tree_node): Include tree_optimization_option and
10076 tree_target_option fields.
10077 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10078 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10079 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10080 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10081 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10082 optimization and target options.
10083 (optimization_default_node): New macro to refer to global_trees
10085 (optimization_current_node): Ditto.
10086 (optimization_cold_node): Ditto.
10087 (optimization_hot_node): Ditto.
10088 (target_option_default_node): Ditto.
10089 (target_option_current_node): Ditto.
10090 (current_option_pragma): Ditto.
10091 (current_optimize_pragma): Ditto.
10093 * target.h (struct gcc_target): Add valid_option_attribute_p,
10094 target_option_save, target_option_restore, target_option_print,
10095 target_option_pragma_parse, and can_inline_p hooks.
10097 * toplev.h (parse_optimize_options): Add declaration.
10098 (fast_math_flags_struct_set_p): Ditto.
10100 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10101 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10104 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10105 tree_can_inline_p hook to see if one function can inline another.
10106 (cgraph_decide_inlining): Ditto.
10107 (cgraph_decide_inlining_incrementally): Ditto.
10109 * opts.c (decode_options): Add support for running multiple times
10110 to allow functions with different target or optimization options
10111 than was specified on the command line.
10112 (fast_math_flags_struct_set_p): New function that is similar to
10113 fast_math_flags_set_p, except it uses the values in the
10114 cl_optimization structure instead of global variables.
10116 * optc-gen.awk: Add support for TargetSave to allow a back end to
10117 declare new fields that need to be saved when using function
10118 specific options. Include flags.h and target.h in the options.c
10119 source. Add support for Save to indicate which options can be set
10120 for individual functions. Generate cl_optimize_save,
10121 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10122 cl_target_option_restore, cl_target_option_print functions to
10123 allow functions to use different optimization or target options.
10125 * opt-functions.awk (var_type_struct): Return the type used for
10126 storing the field in a structure.
10128 * opth-gen.awk: Add support for TargetSave to allow a back end to
10129 declare new fields that need to be saved when using function
10130 specific options. Add support for Save to indicate which options
10131 can be set for individual functions. Only generate one extern for
10132 Mask fields. Generate cl_optimization and cl_target_option
10133 structures to remember optimization and target options.
10135 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10136 collecting new tree nodes.
10137 (TS_TARGET_OPTION): Ditto.
10139 * c-decl.c (merge_decls): Merge function specific target and
10140 optimization options.
10142 * function.c (invoke_set_current_function_hook): If the function
10143 uses different optimization options, change the global variables
10146 * coretypes.h (struct cl_optimization): Add forward reference.
10147 (struct cl_target_option): Ditto.
10149 * c-pragma.c (option_stack): New static vector to remember the
10150 current #pragma GCC option stack.
10151 (handle_pragma_option): New function to support #pragma GCC option
10152 to change target options.
10153 (optimize_stack): New static vector to remember the current
10154 #pragma GCC optimize stack.
10155 (handle_pragma_optimize): New function to support #pragma GCC
10156 optimize to change optimization options.
10157 (init_pragma): Add support for #pragma GCC optimize and #pragma
10160 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10161 optimization options.
10162 (TARGET_OPTION_NODE): New tree code for remembering certain target
10165 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10166 TARGET_OPTION_NODE trees.
10168 * common.opt (-O): Add Optimization flag.
10170 (-fmath-errno): Ditto.
10171 (-falign-functions): Add UInteger flag to make sure flag gets full
10172 int in cl_optimization structure.
10173 (-falign-jumps): Ditto.
10174 (-falign-labels): Ditto.
10175 (-falign-loops): Ditto.
10176 (-fsched-stalled-insns): Ditto.
10177 (-fsched-stalled-insns-dep): Ditto.
10179 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10181 (TARGET_OPTION_SAVE): Ditto.
10182 (TARGET_OPTION_RESTORE): Ditto.
10183 (TARGET_OPTION_PRINT): Ditto.
10184 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10185 (TARGET_CAN_INLINE_P): Ditto.
10186 (TARGET_INITIALIZER): Add new hooks.
10188 * tree-inline.c (tree_can_inline_p): New function to determine
10189 whether one function can inline another. Check if the functions
10190 use compatible optimization options, and also call the backend
10193 * tree-inline.h (tree_can_inline_p): Add declaration.
10195 * c-common.c (c_common_attribute): Add support for option and
10196 optimize attributes.
10197 (handle_option_attribute): Add support for the option attribute to
10198 allow the user to specify different target options for compiling a
10200 (handle_optimize_attribute): Add support for the optimize
10201 attribute to allow the user to specify different optimization
10202 options for compiling a specific function.
10203 (handle_hot_attribute): Turn on -O3 optimization for this one
10204 function if it isn't the default optimization level.
10205 (handle_cold_attribute): Turn on -Os optimization for this one
10206 function if it insn't the default optimization.
10207 (const_char_p): New const char * typedef.
10208 (optimize_args): New static vector to remember the optimization
10210 (parse_optimize_options): New function to set up the optimization
10211 arguments from either the optimize attribute or #pragma GCC optimize.
10213 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10214 (builtin_define_std): Ditto.
10216 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10217 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10218 (x86_64-*-*): Ditto.
10220 * Makefile.in (TREE_H): Add options.h.
10221 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10223 * doc/extend.texi (option attribute): Document new attribute.
10224 (optimize attribute): Ditto.
10225 (hot attribute): Document hot attribute sets -O3.
10226 (cold attribute): Document cold attribute sets -Os.
10227 (#pragma GCC option): Document new pragma.
10228 (#pragma GCC optimize): Ditto.
10230 * doc/options.texi (TargetSave): Document TargetSave syntax.
10231 (UInteger): Document UInteger must be used for certain flags.
10232 (Save): Document Save option to create target specific options
10233 that can be saved/restored on a function specific context.
10235 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10236 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10238 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10239 (TARGET_OPTION_SAVE): Ditto.
10240 (TARGET_OPTION_RESTORE): Ditto.
10241 (TARGET_OPTION_PRINT): Ditto.
10242 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10243 (TARGET_CAN_INLINE_P): Ditto.
10245 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10247 (-mfpmath=both): Ditto.
10249 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10250 Karthik Kumar <karthikkumar@gmail.com>
10252 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10253 (TARGET_POPCNT): Ditto.
10254 (TARGET_SAHF): Ditto.
10255 (TARGET_AES): Ditto.
10256 (TARGET_PCLMUL): Ditto.
10257 (TARGET_CMPXCHG16B): Ditto.
10258 (TARGET_RECIP): Move switch into target_flags.
10259 (TARGET_FUSED_MADD): Ditto.
10260 (ix86_arch_features): Make an unsigned char type.
10261 (ix86_tune_features): Ditto.
10262 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10263 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10264 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10266 * config/i386/i386.opt (arch): New TargetSave field to define
10267 fields that need to be saved for function specific option support.
10270 (branch_cost): Ditto.
10271 (ix86_isa_flags_explicit): Ditto.
10272 (tune_defaulted): Ditto.
10273 (arch_specified): Ditto.
10274 (-m128-long-double): Add Save flag to save option for target
10275 specific option support.
10277 (-maccumulate-outgoing-args): Ditto.
10278 (-malign-double): Ditto.
10279 (-malign-stringops): Ditto.
10280 (-mfancy-math-387): Ditto.
10281 (-mhard-float): Ditto.
10282 (-mieee-fp): Ditto.
10283 (-minline-all-stringops): Ditto.
10284 (-minline-stringops-dynamically): Ditto.
10285 (-mms-bitfields): Ditto.
10286 (-mno-align-stringops): Ditto.
10287 (-mno-fancy-math-387): Ditto.
10288 (-mno-push-args): Ditto.
10289 (-mno-red-zone): Ditto.
10290 (-mpush-args): Ditto.
10291 (-mred-zone): Ditto.
10293 (-msseregparm): Ditto.
10294 (-mstack-arg-probe): Ditto.
10306 (-mno-sse4): Ditto.
10309 (-mrecip): Move flag into target_flags.
10311 (-mno-fused-madd): Ditto.
10312 (-mfused-madd): Ditto.
10313 (-mabm): Move flag into ix86_isa_flags.
10320 * config/i386/i386-c.c: New file for #pragma support.
10321 (ix86_target_macros_internal): New function to #define or #undef
10322 target macros based when the user uses the #pragma GCC option to
10323 change target options.
10324 (ix86_pragma_option_parse): New function to add #pragma GCC option
10326 (ix86_target_macros): Move defining the target macros here from
10327 TARGET_CPU_CPP_BUILTINS in i386.h.
10328 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10329 defined, initialize any subtarget #pragmas.
10331 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10332 REGISTER_TARGET_PRAGMAS.
10334 * config/i386/t-i386: New file for x86 dependencies.
10335 (i386.o): Make dependencies mirror the include files used.
10336 (i386-c.o): New file, add dependencies.
10338 * config/i386/i386-protos.h (override_options): Add bool argument.
10339 (ix86_valid_option_attribute_tree): Add declaration.
10340 (ix86_target_macros): Ditto.
10341 (ix86_register_macros): Ditto.
10343 * config/i386/i386.c (ix86_tune_features): Move initialization of
10344 the target masks to initial_ix86_tune_features to allow functions
10345 to have different target options. Make type unsigned char,
10346 instead of unsigned int.
10347 (initial_ix86_tune_features): New static vector to hold processor
10348 masks for the tune variables.
10349 (ix86_arch_features): Move initialization of the target masks to
10350 initial_ix86_arch_features to allow functions to have different
10351 target options. Make type unsigned char, instead of unsigned int.
10352 (initial_ix86_arch_features): New static vector to hold processor
10353 masks for the arch variables.
10354 (enum ix86_function_specific_strings): New enum to describe the
10355 string options used for attribute((option(...))).
10356 (ix86_target_string): New function to return a string that
10357 describes the target options.
10358 (ix86_debug_options): New function to print the current options in
10360 (ix86_function_specific_save): New function hook to save the
10361 function specific global variables in the cl_target_option structure.
10362 (ix86_function_specific_restore): New function hook to restore the
10363 function specific variables from the cl_target_option structure to
10364 the global variables.
10365 (ix86_function_specific_print): New function hook to print the
10366 target specific options in the cl_target_option structure.
10367 (ix86_valid_option_attribute_p): New function hook to validate
10368 attribute((option(...))) arguments.
10369 (ix86_valid_option_attribute_tree): New function that is common
10370 code between attribute((option(...))) and #pragma GCC option
10371 support that parses the options and returns a tree holding the options.
10372 (ix86_valid_option_attribute_inner_p): New helper function for
10373 ix86_valid_option_attribute_tree.
10374 (ix86_can_inline_p): New function hook to decide if one function
10375 can inline another on a target specific basis.
10376 (ix86_set_current_function); New function hook to switch target
10377 options if the user used attribute((option(...))) or #pragma GCC
10379 (ix86_tune_defaulted): Move to static file scope from
10381 (ix86_arch_specified): Ditto.
10382 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10384 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10385 (OPTION_MASK_ISA_ABM_SET): Ditto.
10386 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10387 (OPTION_MASK_ISA_CX16_SET): Ditto.
10388 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10389 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10390 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10391 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10392 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10393 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10394 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10395 (struct ptt): Move to static file scope from override_options.
10396 (processor_target_table): Ditto.
10397 (cpu_names): Ditto.
10398 (ix86_handle_option): Add support for options that are now isa options.
10399 (override_options): Add support for declaring functions that
10400 support different target options than were specified on the
10401 command line. Move struct ptt, processor_target_table, cpu_names,
10402 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10403 Add bool argument. Fix up error messages so the appropriate error
10404 is given for either command line or attribute.
10405 (ix86_previous_fndecl): New static to remember previous function
10406 declaration to see if we need to change target options.
10407 (ix86_builtins_isa): New array to record the ISA of each builtin
10409 (def_builtin): Always create the builtin function, even if the
10410 current ISA doesn't support it.
10411 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10412 tests for those builtins.
10413 (ix86_init_builtins): Remove TARGET_MMX test for calling
10414 ix86_init_mmx_sse_builtins.
10415 (ix86_expand_builtin): If the current ISA doesn't support a given
10416 builtin, signal an error.
10417 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10418 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10419 (TARGET_OPTION_SAVE): Ditto.
10420 (TARGET_OPTION_RESTORE): Ditto.
10421 (TARGET_OPTION_PRINT): Ditto.
10422 (TARGET_CAN_INLINE_P): Ditto.
10424 2008-07-22 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10426 * c-typeck.c (build_external_ref): Don't call assemble_external.
10427 * final.c (output_operand): Call assemble_external.
10429 2008-07-21 DJ Delorie <dj@redhat.com>
10431 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10432 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10434 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10436 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10437 original insn and splitter contents into ...
10438 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10439 flag_unsafe_math_optimizations. Add dummy scratch register.
10440 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10441 !flag_unsafe_math_optimizations. Returns number with next
10442 highest magnitude if this is still less or equal to the true
10443 quotient in magnitude.
10445 2008-07-21 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10447 * Makefile.in: Replace toplev.h with TOPLEV_H.
10448 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10449 * c-lex.c (fe_file_change): Don't set in_system_header.
10450 * c-parser.c (c_token): Remove in_system_header.
10451 (c_lex_one_token): Don't set in_system_header.
10452 (c_parser_set_source_position_from_token): Don't set in_system_header.
10453 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10456 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10457 * flags.h (in_system_header): Remove.
10458 * function.c (saved_in_system_header): Remove.
10459 (push_cfun): Don't set in_system_header.
10460 (pop_cfun): Don't set in_system_header.
10461 (push_struct_function): Don't set in_system_header.
10462 * input.h (expanded_location): Add sysp.
10463 (in_system_header_at): New.
10464 (in_system_header): New.
10465 * toplev.c (in_system_header): Remove.
10466 * toplev.h: Include input.h
10468 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10469 * tree-ssa.c (warn_uninit): Call warning_at.
10470 (warn_uninitialized_var): Update calls to warn_uninit.
10471 (warn_uninitialized_phi): Update calls to warn_uninit.
10472 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10473 (expand_location): Initialize xloc.sysp.
10474 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10475 (tree_decl_with_vis): Remove in_system_header_flag.
10477 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10480 * recog.c (asm_operand_ok): Change the order of the extra
10481 memory constraint checks.
10483 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10486 * tree-switch-conversion.c (build_one_array): Call
10487 varpool_mark_needed_node and varpool_finalize_decl
10488 instead of assemble_variable.
10490 2008-07-19 Jan Hubicka <jh@suse.cz>
10492 * cgraph.c (cgraph_add_new_function): Do early local passes.
10493 * tree-nrv.c (gate_pass_return_slot): New gate.
10494 (pass_nrv): Add the gate.
10495 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10497 (coalesce_ssa_name): Coalesce SSA names.
10498 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10499 not optimizing so unused user vars remains visible.
10500 * common.opt (flag_tree_ter): Always enable by default.
10501 * tree-ssa-ter.c: Include flags.h
10502 (is_replaceable_p): Check that locations match; when aliasing
10503 is missing be conservative about loads.
10504 * tree-optimize.c (gate_init_datastructures): Remove.
10505 (pass_init_datastructures): New.
10506 * passes.c: Reorder passes so we always go into SSA.
10508 2008-07-19 Jan Hubicka <jh@suse.cz>
10510 * doc/extend.texi (flatten attribute): Remove note about
10512 * doc/invoke.texi (--combine): Likewise.
10513 (-finline-functions-called-once): Update levels when enabled.
10514 (-funit-at-a-time): Document new behaviour.
10515 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10516 -fno-section-anchors when disabled explicitly.
10517 (inline params): They are not ignored now.
10518 (precompiled headers): Remove unit-at-a-time as being incompatible.
10519 * opts.c (decode_options): Handle unit-at-a-time as alias;
10520 imply -fno-section-anchors when toplevel reorder is disabled
10522 * common.opt (ftoplevel-reorder): Set default value to 2.
10523 (funit-at-a-time): Set default value to 1.
10524 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10527 2008-07-19 Jan Hubicka <jh@suse.cz>
10529 * builtins.c (expand_builtin_int_roundingfn,
10530 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10533 2008-07-19 Richard Guenther <rguenther@suse.de>
10536 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10537 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10538 * tree-ssa-pre.c (get_expr_value_id): For newly created
10539 constant value-ids make sure to add the expression to its
10542 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10544 PR middle-end/36877
10545 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10546 return value of the builtin is ignored.
10548 2008-07-19 Olivier Hainque <hainque@adacore.com>
10550 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10551 bits, a C conformant malloc implementation has to provide.
10552 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10554 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10558 * reload.c (find_reloads_subreg_address): Only reload address if
10559 reloaded == 0, not for reloaded != 1.
10562 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10563 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10564 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10565 m32c_legitimize_reload_address.
10567 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10568 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10569 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10571 2008-07-19 Olivier Hainque <hainque@adacore.com>
10573 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10574 argument, saying whether nested array are to be collapsed
10575 into a single array type DIE with multiple subscripts.
10576 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10577 issues, centralize the nested array types collapsing control and
10578 disable the transformation for Ada.
10580 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10583 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10585 (x86_64_shift_adj_2): New expander.
10586 (x86_64_shift_adj_3): Ditto.
10587 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10588 to split TImode operands.
10589 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10590 (ix86_split_lshr): Ditto.
10592 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10594 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10595 and __CHAR32_TYPE__.
10596 * c-typeck.c (digest_init): Support char16_t and char32_t.
10597 (set_nonincremental_init_from_string): Idem.
10599 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10601 PR middle-end/36859
10602 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10603 PREFERRED_STACK_BOUNDARY.
10604 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10606 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10608 PR middle-end/36858
10609 * function.c (locate_and_pad_parm): Cap boundary earlier.
10611 2008-07-17 Julian Brown <julian@codesourcery.com>
10613 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10614 no-op for targets which don't use DLLs.
10616 2008-07-17 Martin Jambor <mjambor@suse.cz>
10618 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10619 that nodes are relevant by examining the node->analyzed flag.
10620 (ipcp_init_stage): Check which nodes are relevant, assert that the
10621 relevant ones are also required.
10622 (ipcp_propagate_stage): Check on the side arrays are properly
10624 (ipcp_print_all_jump_functions): Make sure not to touch any node
10625 that is not analyzed or an edge that does not have a corresponding
10626 entry in the on-the-side vectors.
10627 (ipcp_function_scale_print): Likewise.
10628 (ipcp_update_callgraph): Check that the node is relevant.
10629 (ipcp_insert_stage): Check that the node is relevant. Check there is
10630 an info for every node and edge.
10631 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10632 (ipa_print_all_tree_maps): Likewise and a new variable info.
10633 (ipa_print_all_params_modified): Likewise.
10634 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10636 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10639 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10641 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10643 PR rtl-optimization/36753
10644 * fwprop.c (use_killed_between): Don't shortcut
10645 single-definition global registers.
10647 2008-07-16 Jan Hubicka <jh@suse.cz>
10649 * cgraph.h (varpool_empty_needed_queue): Declare.
10650 * cgraphunit.c (output_in_order): Mark all variables as needed;
10652 * varpool.c (varpool_assemble_node): Update debug queue.
10653 (varpool_assemble_pending_decls): Don't do it here.
10654 (varpool_empty_needed_queue): New function.
10656 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10658 * recog.c (peephole2_optimize): Fix formatting.
10660 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10662 * c-pch.c (get_ident): Avoid C++ keywords.
10663 * combine-stack-adj.c (single_set_for_csa): Likewise.
10664 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10665 output_asm_insn): Likewise.
10666 * reload.c (push_secondary_reload, find_reusable_reload,
10667 push_reload, combine_reloads, find_reloads,
10668 debug_reload_to_stream): Likewise.
10669 * reload.h (struct reload): Likewise.
10670 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10671 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10672 emit_output_reload_insns): Likewise.
10673 * targhooks.c (default_secondary_reload): Likewise.
10674 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10676 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10678 * recog.c (validate_change_1, validate_change,
10679 validate_unshare_change, validate_replace_rtx_1, struct
10680 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10682 * reload.c (push_secondary_reload, secondary_reload_class,
10683 scratch_reload_class, find_valid_class, find_reusable_reload,
10684 push_reload, find_dummy_reload, find_reloads_address_1,
10685 find_reloads_address_part, find_equiv_reg): Likewise.
10686 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10687 choose_reload_regs): Likewise.
10688 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10690 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10691 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10692 * sched-rgn.c (concat_INSN_LIST): Likewise.
10693 * stor-layout.c (mode_for_size, mode_for_size_tree,
10694 smallest_mode_for_size): Likewise.
10696 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10698 * cfg.c (dump_reg_info): Avoid C++ keywords.
10699 * dwarf2asm.c (dw2_force_const_mem,
10700 dw2_asm_output_encoded_addr_rtx): Likewise.
10701 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10702 * expmed.c (expand_shift): Likewise.
10703 * global.c (find_reg): Likewise.
10704 * graph.c (draw_edge): Likewise.
10705 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10706 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10707 widen_clz, widen_bswap, expand_parity, expand_unop,
10708 emit_cmp_and_jump_insn_1): Likewise.
10709 * postreload.c (reload_cse_simplify_operands): Likewise.
10710 * ra.h (add_neighbor): Likewise.
10711 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10712 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10713 record_reg_classes, copy_cost, record_address_regs,
10714 invalid_mode_change_p): Likewise.
10715 * regrename.c (regrename_optimize, scan_rtx_reg,
10716 dump_def_use_chain, find_oldest_value_reg,
10717 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10719 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10721 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10722 MASK_POWERPC64 for power4 in previous commit.
10724 2008-07-16 Olivier Hainque <hainque@adacore.com>
10726 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10727 instead of bare conversion to cast const-ness away.
10729 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10731 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10732 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10733 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10734 (TARGET_FUNCTION_VALUE): Define.
10736 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10738 * config/rs6000/rs6000.c (processor_target_table): Add
10739 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10741 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10744 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10745 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10746 m32c_legitimize_reload_address.
10748 2007-07-16 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10750 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10751 DECL_IN_SYSTEM_HEADER in sync.
10753 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10755 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10756 * tree-ssa-pre.c (pre_expr_eq): Ditto
10757 (get_constant_for_value_id): Take a type as an argument.
10758 (fully_constant_expression): Pass in type.
10759 (find_or_generate_expression): Short circuit constant case.
10760 (create_expression_by_pieces): Remove special casing of
10762 (do_regular_insertion): Short circuit constant case.
10763 (do_partial_partial_insertion): Ditto.
10765 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10768 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10770 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10772 * config/xtensa/libgcc-xtensa.ver: New file.
10773 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10775 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10777 * df-problems.c (df_set_note): Avoid C++ keywords.
10778 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10779 * dse.c (record_store, remove_useless_values): Likewise.
10780 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10781 gen_reg_rtx_offset, operand_subword, change_address_1,
10782 change_address, adjust_address_1, offset_address,
10783 widen_memory_access, emit_copy_of_insn_after): Likewise.
10784 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10785 * fwprop.c (should_replace_address, propagate_rtx_1,
10786 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10788 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10789 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10790 * lcm.c (compute_insert_delete, pre_edge_lcm,
10791 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10792 * lower-subreg.c (resolve_reg_notes): Likewise.
10793 * mode-switching.c (optimize_mode_switching): Likewise.
10795 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10797 * bt-load.c (add_btr_def, migrate_btr_def,
10798 branch_target_load_optimize): Avoid C++ keywords.
10799 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10801 * combine.c (subst, simplify_set, make_extraction,
10802 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10803 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10804 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10806 2008-07-15 Richard Guenther <rguenther@suse.de>
10808 PR middle-end/36369
10809 * c-common.c (strict_aliasing_warning): Do not warn for
10810 TYPE_REF_CAN_ALIAS_ALL pointers.
10811 (c_common_get_alias_set): may_alias types are not special.
10812 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10813 attribute and set can_ref_all accordingly.
10814 (build_reference_type_for_mode): Likewise.
10815 * doc/extend.texi (may_alias): Clarify.
10817 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10820 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10821 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10823 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10826 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10827 gcc_assert, instead call output_operand_lossage.
10829 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10831 * builtins.c (std_canonical_va_list): Treat structure based
10834 2008-07-15 Ben Elliston <bje@au.ibm.com>
10836 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10838 2007-07-14 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10840 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10843 2008-07-14 Jan Hubicka <jh@suse.cz>
10845 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10846 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10847 fix predicates and constraints.
10848 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10849 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10851 2008-07-14 Doug Kwan <dougkwan@google.com>
10853 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10854 additional option file arm/eabi.opt.
10855 * config/arm/eabi.h (File): New configuration file for EABI targets.
10856 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10857 SUBSUBTARGET_EXTRA_SPECS.
10858 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10859 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10860 from STARTFILE_SPEC so that it can be referenced in an override.
10861 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10862 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10863 can be referenced in an override.
10864 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10865 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10866 so that it can be referenced in an override.
10867 (LINK_SPEC): Use BPABI_LINK_SPEC.
10868 * config/arm/eabi.opt (File): New.
10870 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10872 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10873 (FIXED_VALUE_H): New variable.
10874 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10875 input.h, fixed-value.h.
10876 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10877 (BASIC_BLOCK_H): Use $(BITMAP_H).
10878 (FUNCTION_H): Add varray.h.
10879 (IPA_REFERENCE_H): Use $(BITMAP_H).
10880 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10881 (DF_H): Use $(BITMAP_H).
10882 (GGC_H): Add statistics.h.
10883 (INSN_ADDR_H): New.
10884 (INSN_ATTR_H): Use it.
10885 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10887 (SYMTAB_H): Add $(OBSTACK_H).
10888 (CPP_INTERNAL_H): New.
10889 (TREE_DUMP_H): Add tree-pass.h.
10890 (TREE_FLOW_H): Use $(BITMAP_H)
10891 (PRETTY_PRINT_H): Use $(INPUT_H).
10892 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10895 (many object files): Fix lots of header dependencies throughout.
10897 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10899 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10901 (s-gtyp-input): Use them to write tmp-gi.list.
10902 (echo_to_gi.list): Remove.
10904 2008-07-14 Richard Guenther <rguenther@suse.de>
10906 * tree-ssa-sccvn.c (pre_info): Remove.
10907 (switch_to_PRE_table): Likewise.
10908 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10909 (set_hashtable_value_ids): Do not create value-ids for the
10911 (run_scc_vn): Remove double test. Remove bogus special-case
10912 in value-number printing.
10913 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10914 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10916 * tree-flow-inline.h (get_value_handle): Remove.
10917 * tree-flow.h (get_value_handle): Remove.
10919 2008-07-14 Martin Jambor <mjambor@suse.cz>
10921 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10922 in which we generate arithmetics is not a subrange.
10924 2008-07-14 Martin Jambor <mjambor@suse.cz>
10926 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10928 2008-07-14 Richard Guenther <rguenther@suse.de>
10930 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10932 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10935 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10936 reload for symbol refs moved to r0 with -fPIC.
10937 (legitimize_pic_address): Use the target register as temporary
10939 (emit_symbolic_move): Adjust comment.
10940 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10943 2008-07-14 Ben Elliston <bje@au.ibm.com>
10945 * c-common.h (C_CPP_HASHNODE): New macro.
10946 * coretypes.h (struct cpp_token): Forward declare.
10947 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10948 the context-sensitive keyword method.
10949 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10950 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10951 expand_bool_pixel): New.
10952 (altivec_categorize_keyword): New function.
10953 (init_vector_keywords): New function.
10954 (rs6000_macro_to_expand): Likewise.
10955 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10956 compiling an ISO C dialect.
10958 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10960 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10961 (create_expression_by_pieces): Fix typo.
10962 (do_regular_insertion): Use debug counter here too.
10964 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10967 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10968 CONST_OK_FOR_LETTER_P. All port-local users changed.
10969 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10970 implement Kp matching power-of-two.
10971 (CONSTRAINT_LEN): Define to match.
10972 * config/cris/cris.md: Replace all use of constraint K with Kc.
10973 ("*btst*): Use Kp for operand 0 of last alternative.
10975 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10978 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10981 2008-07-13 Jan Hubicka <jh@suse.cz>
10983 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10986 2008-07-13 Richard Guenther <rguenther@suse.de>
10988 PR middle-end/36811
10989 * langhooks.c (lhd_print_error_function): Deal with recursive
10992 2008-07-12 Jan Hubicka <jh@suse.cz>
10994 * cgraph.c (assembler_name_hash): New static var.
10995 (hash_node_by_assembler_name, eq_assembler_name): New.
10996 (cgraph_node_for_asm): Use hashtable.
10997 (cgraph_remove_node): Maintain hashtable.
10998 (change_decl_assembler_name): Sanity check that names are not changing
10999 after aliasing was processed.
11000 * cgraph.h (varpoon_node): Add next GGC marker.
11001 * tree.c (decl_assembler_name_equal): Constify.
11002 (decl_assembler_name_hash): New.
11003 * tree.h (decl_assembler_name_equal): Constify.
11004 (decl_assembler_name_hash): Update.
11006 2008-07-12 David Daney <ddaney@avtrex.com>
11008 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11009 sb1 and r5000 cpus.
11011 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11013 * doc/md.texi: Document the MIPS "v" constraint.
11014 * config/mips/mips.h (reg_class): Revert last change.
11015 (REG_CLASS_NAMES): Likewise.
11016 (REG_CLASS_CONTENTS): Likewise.
11017 * config/mips/mips.c (mips_regno_to_class): Likewise.
11018 * config/mips/constraints.md (v): Likewise, but add documentation.
11019 Add a comment to say that this constraint should not be used in
11022 2008-07-11 DJ Delorie <dj@redhat.com>
11024 * config/h8300/h8300.md (length): Fix branch offset limit.
11026 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11028 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11029 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11030 (avr_hard_regno_scratch_ok): New function.
11031 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11032 * config/avr/avr.md (all peepholes that request a scratch register):
11033 Remove avr_peep2_scratch_safe use.
11035 2008-07-11 Tom Tromey <tromey@redhat.com>
11036 Ian Lance Taylor <iant@google.com>
11038 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11039 (struct c_common_resword): Define.
11040 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11041 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11042 (c_common_reswords, num_c_common_reswords): Declare.
11043 * c-common.c (c_common_reswords): New global const array.
11044 (num_c_common_reswords): New const int.
11045 * c-parser.c (struct resword, reswords): Don't define.
11046 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11047 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11048 than reswords. If warning about C++ keywords, give them a special
11050 (c_lex_one_token): Warn about C++ keywords. Call
11051 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11052 (c_parser_external_declaration): Look for RID_xxx rather than
11053 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11054 (c_parser_statement_after_labels): Likewise.
11055 (c_parser_objc_class_instance_variables): Likewise.
11056 (c_parser_objc_class_declaration): Likewise.
11057 (c_parser_objc_try_catch_statement): Likewise.
11058 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11059 (declspecs_add_type): Likewise.
11061 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11063 * ggc-page.c (alloc_page):
11064 Substituting xmalloc, xcalloc with
11065 XNEWVEC and XCNEWVAR macros which add the
11068 2008-07-11 Richard Guenther <rguenther@suse.de>
11070 PR tree-optimization/36765
11071 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11072 aliases from HEAP vars to SMTs.
11074 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11076 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11077 * configure.ac (loose_warn): Move -Wc++-compat from here...
11078 (strict_warn): ...to here.
11079 * configure: Regenerate.
11081 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11083 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11084 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11085 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11086 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11087 excluding more specific h8300-*-* and sh-*-* targets.
11089 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11091 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11092 (eliminate): Ditto.
11093 (execute_pre): Call loop_optimizer_finalize in early exit.
11095 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11097 PR middle-end/36790
11098 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11099 uids in the bitmap, not just VAR_DECL uids.
11101 PR rtl-optimization/36419
11102 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11103 (combine_stack_adjustments_for_block): Call it if needed. Delete
11105 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11106 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11107 prologue sp adjustment.
11109 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11112 * opts.c (print_ignored_options): Report postponed diagnostics for
11113 unknown -Wno-* options as warnings, not errors.
11114 (postpone_unknown_option_error): Renamed to...
11115 (postpone_unknown_option_warning): ... this.
11117 2008-07-09 Doug Kwan <dougkwan@google.com>
11120 2008-07-08 Doug Kwan <dougkwan@google.com>
11122 * config/arm/arm.opt (mandroid): New option.
11123 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11124 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11126 (CC1PLUS_SPEC): Same.
11128 (STARTFILE_SPEC): Same.
11129 (ENDFILE_SPEC): Same.
11130 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11133 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11136 * config/mips/mips.h (reg_class): Remove V1_REG.
11137 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11138 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11139 instead of V1_REGS.
11140 (mips_get_tp): New function.
11141 (mips_legitimize_tls_address): Use it.
11142 * config/mips/constraints.md (v): Delete.
11143 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11144 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11145 After reload, split into a move and ...
11146 (*tls_get_tp_<mode>_split): ...this new instruction.
11148 2008-07-09 David Daney <ddaney@avtrex.com>
11150 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11152 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11154 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11155 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11157 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11158 htab_delete should be called. Don't free c.
11159 (lookup_tmp_var): Create temp_htab lazily.
11160 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11161 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11163 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11164 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11165 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11166 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11167 * tree-sra.c (generate_element_init): Likewise.
11168 * tree-mudflap.c (execute_mudflap_function_ops,
11169 execute_mudflap_function_decls): Likewise.
11170 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11171 * tree-gimple.h (struct gimplify_ctx): New type.
11172 (push_gimplify_context): Adjust prototype.
11174 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11176 * tree-ssa-pre.c (phi_translate_1): Update placement of
11177 add_to_value calls.
11179 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11181 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11182 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11183 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11184 * targhooks.c (default_hard_regno_scratch_ok): New function.
11185 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11186 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11187 * recog.c: Include "target.h".
11188 (peep2_find_free_register): Add check for global regs. Add target
11190 * Makefile.in (recog.o): Depend on target.h.
11192 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11194 * config/sh/sh.c (sh_canonical_va_list_type): New.
11195 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11197 2008-07-09 Raksit Ashok <raksit@google.com>
11199 * doc/invoke.texi (Option Summary): Mention new option
11200 -Wdisallowed-function-list=...
11201 (Warning Options): Document -Wdisallowed-function-list=...
11202 * common.opt (Wdisallowed-function-list=): New flag.
11203 * flags.h (warn_disallowed_functions): External definition of new
11204 boolean warning flag.
11205 (warn_if_disallowed_function_p): Declare new function.
11206 * opts.c (warning_disallowed_functions): New static variable.
11207 (warn_disallowed_functions): New boolean warning flag.
11208 (warn_if_disallowed_function_p): New function.
11209 (add_comma_separated_to_vector): Rename
11210 add_instrument_functions_exclude_list to this.
11211 (common_handle_option): Handle new option. Rename calls to
11212 add_instrument_functions_exclude_list into calls to
11213 add_comma_separated_to_vector.
11214 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11215 based on flag warn_disallowed_functions.
11217 2008-07-09 Christian Bruel <christian.bruel@st.com>
11219 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11220 instead of get_attr_length.
11222 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11224 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11226 * genemit.c (gen_insn): Likewise.
11227 * gengtype.c (note_def_vec): Likewise.
11228 * gengtype.h (note_def_vec): Likewise.
11229 * genoutput.c (struct data, output_insn_data, process_template,
11230 gen_expand, gen_split, note_constraint): Likewise.
11231 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11232 make_insn_sequence): Likewise.
11233 * gensupport.c (record_insn_name): Likewise.
11235 2008-07-08 Doug Kwan <dougkwan@google.com>
11237 * config/arm/arm.opt (mandroid): New option.
11238 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11239 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11241 (CC1PLUS_SPEC): Same.
11243 (STARTFILE_SPEC): Same.
11244 (ENDFILE_SPEC): Same.
11245 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11248 2008-07-08 Raksit Ashok <raksit@google.com>
11250 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11251 (set_storage_via_setmem): Fix expected_align parameter.
11252 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11253 missing from the list.
11254 * doc/md.texi (movmem): Explicitly state that expected alignment is
11255 to be expressed in bytes.
11256 (setmem): Explicitly state that expected alignment is to be expressed
11259 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11261 * reload.c (find_reloads_subreg_address): Do not require validity
11262 of address in original mode before reloading address.
11264 2008-07-07 Tianwei Sheng <tianweis@google.com>
11266 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11267 bounds array access.
11269 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11271 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11273 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11275 Fix PR tree-optimization/23455
11276 Fix PR tree-optimization/35286
11277 Fix PR tree-optimization/35287
11278 * Makefile.in (OBJS-common): Remove tree-vn.o.
11279 (tree-vn.o): Remove.
11280 * dbgcnt.def: Add treepre_insert debug counter.
11281 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11282 (debug_value_expressions): Ditto.
11283 (print_value_expressions): Ditto.
11284 * tree-pretty-print.c (dump_generic_node): Updated for
11285 VALUE_HANDLE removal.
11286 * tree-ssa-dom.c (record_equality): Ditto.
11287 (cprop_operand): Ditto.
11288 (lookup_avail_expr): Ditto.
11289 * tree-ssa-threadedge.c
11290 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11291 (simplify_control_stmt_condition): Ditto.
11292 * tree.c (tree_code_size): Ditto.
11293 (tree_node_structure): Ditto.
11294 (iterative_hash_expr): Ditto.
11296 * tree.h (VALUE_HANDLE_ID): Ditto.
11297 (VALUE_HANDLE_EXPR_SET): Ditto.
11298 (struct tree_value_handle): Ditto.
11299 (union tree_node): Ditto.
11300 * treestruct.def: Ditto.
11301 * tree-vn.c: Removed.
11302 * tree-ssa-pre.c: Rewritten entirely.
11303 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11304 (constant_value_ids): Ditto.
11305 (vn_nary_op_t): Moved to header.
11307 (vn_reference_op_t): Ditto
11308 (vn_reference_t): Ditto.
11309 (next_value_id): New variable.
11310 (VN_INFO): Add an assert.
11311 (vn_constant_eq): New function.
11312 (vn_constant_hash): Ditto.
11313 (get_or_alloc_constant_value_id): Ditto.
11314 (value_id_constant_p): Ditto.
11315 (vn_reference_compute_hash): De-staticify.
11316 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11317 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11318 (valueize_refs): Update opcode if it changes from ssa name to constant.
11319 (vn_reference_lookup_1): Add new argument.
11320 (vn_reference_lookup): Ditto.
11321 (vn_reference_lookup_pieces): New function.
11322 (vn_reference_insert): Add return type. Modify to deal with value ids.
11323 (vn_reference_insert_pieces): New function.
11324 (vn_nary_op_compute_hash): De-staticify.
11325 (vn_nary_op_eq): Ditto.
11326 (vn_nary_op_lookup_pieces): New function.
11327 (vn_nary_op_lookup): Add new argument.
11328 (vn_nary_op_insert_pieces): New function.
11329 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11330 (vn_phi_insert): Ditto.
11331 (visit_unary_op): Update for callee changes.
11332 (visit_binary_op): Ditto.
11333 (visit_reference_op_load): Ditto.
11334 (visit_reference_op_store): Ditto.
11335 (init_scc_vn): Init next_value_id, constant_to_value_id and
11336 constant_value_ids.
11337 (free_scc_vn): Free them.
11338 (set_hashtable_value_ids): New function.
11339 (run_scc_vn): Use it.
11340 (get_max_value_id): New function.
11341 (get_next_value_id): Ditto.
11342 (expressions_equal_p): Moved from tree-vn.c
11343 (sort_vuses): Ditto.
11344 (sort_vuses_heap): Ditto.
11345 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11347 * tree.c (iterative_hash_hashval_t): Made non-static
11348 * tree.h (iterative_hash_hashval_t): Declare it.
11350 2008-07-08 Martin Jambor <mjambor@suse.cz>
11352 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11353 instead of ipa_create_node_params.
11354 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11355 ipa_check_create_edge_args, free them with
11356 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11358 * ipa-prop.c: Include flags.h and tree-inline.h.
11359 (ipa_node_params_vector): New variable.
11360 (ipa_edge_args_vector): New variable.
11361 (edge_removal_hook_holder): New variable.
11362 (node_removal_hook_holder): New variable.
11363 (edge_duplication_hook_holder): New variable.
11364 (node_duplication_hook_holder): New variable.
11365 (ipa_detect_param_modifications): Check for presence of modified flags.
11366 (ipa_compute_jump_functions): Check for presence of jump functions.
11367 (ipa_free_edge_args_substructures): New function.
11368 (ipa_create_node_params): Removed.
11369 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11370 (ipa_free_node_params_substructures): New function.
11371 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11373 (ipa_edge_removal_hook): New function.
11374 (ipa_node_removal_hook): New function.
11375 (duplicate_array): New function.
11376 (ipa_edge_duplication_hook): New function.
11377 (ipa_node_duplication_hook): New function.
11378 (ipa_register_cgraph_hooks): New function.
11379 (ipa_unregister_cgraph_hooks): New function.
11380 (free_all_ipa_structures_after_ipa_cp): New function.
11382 * ipa-prop.h: Include vec.h.
11383 (ipa_node_params_t): New typedef with vector types for it.
11384 (ipa_edge_args_t): New typedef with vector types for it.
11385 (IPA_NODE_REF): Changed to access an on-the-side vector.
11386 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11387 (ipa_check_create_node_params): New function.
11388 (ipa_check_create_edge_args): New function.
11390 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11393 2008-07-07 Tom Tromey <tromey@redhat.com>
11395 * configure, config.in: Rebuilt.
11396 * configure.ac: Don't check for scandir or alphasort.
11398 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11400 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11401 types immediately after creating them.
11403 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11405 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11407 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11409 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11410 dump_constraint_graph.
11411 (dump_constraint_edge): New function.
11412 (dump_constraint_graph): New function.
11413 (debug_constraint_graph): New function.
11414 (dump_constraint): Removed useless comparison.
11415 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11416 (dump_constraint_graph): Declare.
11417 (debug_constraint_graph): Declare.
11418 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11420 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11422 * config/i386/i386.c (is_va_list_char_pointer): New.
11423 (ix86_va_start): Replace compare with ms_va_list_type_node
11424 by is_va_list_char_pointer.
11425 (ix86_gimplify_va_arg): Likewise.
11427 2008-07-07 Martin Jambor <mjambor@suse.cz>
11429 * cgraph.c (cgraph_edge_max_uid): New variable.
11430 (struct cgraph_edge_hook_list): New type.
11431 (struct cgraph_node_hook_list): New type.
11432 (struct cgraph_2edge_hook_list): New type.
11433 (struct cgraph_2node_hook_list): New type.
11434 (first_cgraph_edge_removal_hook): New variable.
11435 (first_cgraph_node_removal_hook): New variable.
11436 (first_cgraph_edge_duplicated_hook): New variable.
11437 (first_cgraph_node_duplicated_hook): New variable.
11438 (cgraph_add_edge_removal_hook): New function.
11439 (cgraph_remove_edge_removal_hook): New function.
11440 (cgraph_call_edge_removal_hooks): New function.
11441 (cgraph_add_node_removal_hook): New function.
11442 (cgraph_remove_node_removal_hook): New function.
11443 (cgraph_call_node_removal_hooks): New function.
11444 (cgraph_add_edge_duplication_hook): New function.
11445 (cgraph_remove_edge_duplication_hook): New function.
11446 (cgraph_call_edge_duplication_hooks): New function.
11447 (cgraph_add_node_duplication_hook): New function.
11448 (cgraph_remove_node_duplication_hook): New function.
11449 (cgraph_call_node_duplication_hooks): New function.
11450 (cgraph_create_edge): Assign to edge uid.
11451 (cgraph_remove_edge): Call edge removal hooks.
11452 (cgraph_node_remove_callees): Call edge removal hooks.
11453 (cgraph_node_remove_callers): Call edge removal hooks.
11454 (cgraph_remove_node): Call node removal hooks.
11455 (cgraph_clone_edge): Call edge duplication hooks.
11456 (cgraph_clone_node): Call node duplication hooks.
11458 * cgraph.h (cgraph_edge): New field uid.
11459 (cgraph_edge_hook): New type.
11460 (cgraph_node_hook): New type.
11461 (cgraph_2edge_hook): New type.
11462 (cgraph_2node_hook): New type.
11464 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11466 * config.in: Regenerate.
11468 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11470 * gcc.c (print_sysroot): New.
11471 (option_map, display_help, process_command): Handle the
11472 -print-sysroot option.
11473 (main): Print the sysroot if requested.
11474 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11476 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11479 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11481 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11483 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11484 (assign_parm_setup_block_p): Also check mode of entry_parm.
11486 2008-07-07 Richard Guenther <rguenther@suse.de>
11488 * tree-ssa-structalias.h (set_used_smts): Remove.
11489 * tree-ssa-structalias.c (used_smts): Likewise.
11490 (set_used_smts): Likewise.
11491 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11492 call to set_used_smts.
11494 2008-07-07 Richard Guenther <rguenther@suse.de>
11496 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11497 (new_var_info): Set it to false.
11498 (solution_set_add): Correctly handle pointers outside a var and
11500 (type_safe): Treat variables with is_full_var properly.
11501 (do_sd_constraint): Likewise.
11502 (do_ds_constraint): Likewise.
11503 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11504 (get_constraint_for_ptr_offset): New function.
11505 (get_constraint_for_component_ref): For addresses at least include
11506 the last field of the variable. Handle is_full_vars properly.
11507 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11508 (handle_ptr_arith): Remove.
11509 (find_func_aliases): Simplify assignment handling.
11510 (create_function_info_for): For parameter and result varinfos set
11512 (create_variable_info_for): Set is_full_var flag whenever we
11513 just created a single varinfo for a decl.
11514 (init_alias_vars): Initialize use_field_sensitive from
11515 max-fields-for-field-sensitive parameter.
11517 2008-07-07 Richard Guenther <rguenther@suse.de>
11519 PR tree-optimization/36713
11520 * tree-flow-inline.h (is_call_used): New function.
11521 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11522 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11523 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11525 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11527 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11529 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11531 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11533 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11534 Nathan Sidwell <nathan@codesourcery.com>
11536 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11537 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11539 * config/m68k/t-linux: New.
11540 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11543 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11545 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11546 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11549 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11551 * gcc.c (execute): Fix -Wc++-compat warning.
11553 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11556 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11557 constant for little endian.
11559 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11561 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11562 mips_base_mips16 instead of TARGET_MIPS16.
11563 (mips_base_mips16): Declare.
11564 * config/mips/mips.c (mips_base_mips16): Make global.
11565 (was_mips16_p): Remove GTY marker.
11566 (was_mips16_pch_p): New variable.
11567 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11568 (mips_override_options): Force to non-MIPS16 mode initially.
11569 Do not complain about MIPS16 PIC incompatibilities here.
11570 Only allow -mgpopt if -mexplicit-relocs is in force for
11573 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11575 * configure.ac: Check for caddr_t, define to char * if not defined.
11576 * configure: Regenerate.
11577 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11578 (mmap_gt_pch_use_address): Likewise.
11579 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11581 2008-07-06 Richard Guenther <rguenther@suse.de>
11583 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11584 (new_var_info): Deal with it.
11585 (solution_set_add): Likewise.
11586 (bitpos_of_field): Make signed, fix.
11587 (struct fieldoff): Remove type and decl fields. Make size field
11588 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11590 (fieldoff_compare): Deal with it.
11591 (push_fields_onto_fieldstack): Remove has_union argument, glob
11592 adjacent non-pointer fields together.
11593 (create_function_info_for): Do not set has_union.
11594 (create_variable_info_for): Simplify.
11596 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11598 * config.gcc (extra_headers): Add cross-stdarg.h for target
11599 x86_64-*-* and i?86-*-*.
11600 * config/i386/cross-stdarg.h: New.
11601 * builtins.c (std_fn_abi_va_list): New.
11602 (std_canonical_va_list_type): New.
11603 (stabilize_va_list): Replace va_list_type_node use by
11604 mtarget.canonical_va_list_type.
11605 (gimplify_va_arg_expr): Likewise.
11606 (expand_builtin_va_copy): Replace va_list_type_node use by
11607 mtarget.fn_abi_va_list.
11608 * tree-sra.c (is_va_list_type): New helper.
11609 (decl_can_be_decomposed_p): Replace
11610 va_list_type_node use by is_va_list_type.
11611 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11612 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11613 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11614 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11615 (ix86_enum_va_list): New.
11616 * config/i386/i386.c (sysv_va_list_type_node): New.
11617 (ms_va_list_type_node): New.
11618 (ix86_function_type_abi): Remove sorry.
11619 (ix86_build_builtin_va_list_abi): New.
11620 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11621 for 64-bit targets.
11622 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11623 (ix86_init_builtins_va_builtins_abi): New.
11624 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11625 for 64-bit targets.
11626 (ix86_handle_abi_attribute): New.
11627 (attribute_spec): Add sysv_abi and ms_abi.
11628 (ix86_fn_abi_va_list): New.
11629 (ix86_canonical_va_list_type): New.
11630 (ix86_enum_va_list): New.
11631 (TARGET_FN_ABI_VA_LIST): New.
11632 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11633 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11634 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11635 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11636 (TARGET_ENUM_VA_LIST): New.
11637 * expr.h (std_fn_abi_va_list): New.
11638 (std_canonical_va_list_type): New.
11639 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11640 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11641 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11642 TARGET_CANONICAL_VA_LIST_TYPE.
11643 * target.h (struct gcc_target): Add fn_abi_va_list hook
11644 and canonical_va_list_type hook.
11646 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11648 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11649 integral and pointer types.
11651 2008-07-04 Roger Sayle <roger@eyesopen.com>
11653 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11654 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11656 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11659 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11661 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11663 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11664 build_gimple_modify_stmt.
11665 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11666 gimple operand. Use fold_build* instead of build*.
11668 2008-07-04 Richard Guenther <rguenther@suse.de>
11670 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11671 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11672 properly to compute the reachability set if we do field-sensitive PTA.
11673 * invoke.texi (max-fields-for-field-sensitive): Document default.
11674 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11675 100 for optimize >= 2.
11677 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11679 * ggc-zone.c (lookup_page_table_if_allocated,
11680 set_page_table_entry, zone_find_object_size, alloc_small_page,
11681 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11682 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11683 -Wc++-compat and/or -Wcast-qual warnings.
11685 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11688 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11689 pic_offset_table_rtx to be marked as used here.
11690 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11691 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11692 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11693 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11694 !TARGET_SECURE_PLT.
11696 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11698 * alloc-pool.c (hash_descriptor, eq_descriptor,
11699 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11700 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11702 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11703 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11704 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11705 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11708 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11710 * tree-flow.h (loop_only_exit_p): Declare.
11711 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11712 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11713 the number of iterations if it is constant. Otherwise, if this is the
11714 only possible exit of the loop, use the conservative estimate on the
11715 number of iterations of the entire loop if available.
11717 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11719 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11720 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11721 Add synchronization functions.
11722 * config/sync.c: New file.
11723 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11724 (LIBGCC_SYNC_CFLAGS): Likewise.
11726 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11729 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11730 (*pushtf_sse): New insn pattern.
11731 (pushtf splitters): New splitters.
11733 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11735 PR middle-end/35736
11736 * predict.c (build_predict_expr): Use void_type_node for the tree
11737 type, instead of NULL_TREE.
11739 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11741 * config/i386/i386.c (contains_aligned_value_p): Return true
11743 (ix86_data_alignment): Align TCmode to 128bits.
11744 (ix86_local_alignment): Likewise.
11746 2008-07-03 Andrew Haley <aph@redhat.com>
11749 * vec.h (VEC_TA): New.
11750 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11751 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11752 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11753 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11754 (C_COMMON_FIXED_TYPES): Remove first arg.
11755 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11756 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11757 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11758 not to use empty macro arguments.
11760 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11762 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11763 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11764 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11765 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11766 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11767 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11768 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11769 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11770 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11771 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11772 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11773 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11774 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11775 config/rs6000/e500crtres64gpr.asm,
11776 config/rs6000/e500crtres64gprctr.asm,
11777 config/rs6000/e500crtrest32gpr.asm,
11778 config/rs6000/e500crtrest64gpr.asm,
11779 config/rs6000/e500crtresx32gpr.asm,
11780 config/rs6000/e500crtresx64gpr.asm,
11781 config/rs6000/e500crtsav32gpr.asm,
11782 config/rs6000/e500crtsav64gpr.asm,
11783 config/rs6000/e500crtsav64gprctr.asm,
11784 config/rs6000/e500crtsavg32gpr.asm,
11785 config/rs6000/e500crtsavg64gpr.asm,
11786 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11787 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11788 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11789 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11790 config/sparc/sol2-cn.asm: Remove .file directives.
11792 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11794 * resource.c (mark_referenced_resources): Look inside
11795 UNSPEC_VOLATILEs and ASM_INPUTs.
11797 2008-07-02 Ian Lance Taylor <iant@google.com>
11799 * rtlanal.c (add_reg_note): New function.
11800 * rtl.h (add_reg_note): Declare.
11801 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11802 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11803 * builtins.c (expand_builtin_longjmp): Likewise.
11804 (expand_builtin_nonlocal_goto): Likewise.
11805 * calls.c (emit_call_1, expand_call): Likewise.
11806 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11807 * cfglayout.c (fixup_reorder_chain): Likewise.
11808 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11809 (commit_one_edge_insertion): Likewise.
11810 * combine.c (move_deaths, distribute_notes): Likewise.
11811 * df-problems.c (df_set_note): Likewise.
11812 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11813 (set_unique_reg_note): Likewise.
11814 (emit_copy_of_insn_after): Likewise.
11815 * expr.c (expand_expr_real): Likewise.
11816 * gcse.c (add_label_notes): Likewise.
11817 * haifa-sched.c (create_check_block_twin): Likewise.
11818 * jump.c (mark_jump_label_1): Likewise.
11819 * loop-doloop.c (add_test, doloop_modify): Likewise.
11820 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11821 * lower-subreg.c (move_eh_region_note): Likewise.
11822 * optabs.c (emit_libcall_block): Likewise.
11823 * predict.c (predict_insn): Likewise.
11824 (combine_predictions_for_insn): Likewise.
11825 * recog.c (peephole2_optimize): Likewise.
11826 * regmove.c (try_auto_increment): Likewise.
11827 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11828 * reload.c (find_reloads): Likewise.
11829 * reload1.c (fixup_eh_region_note): Likewise.
11830 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11831 * reorg.c (delete_prior_computation): Likewise.
11832 (delete_computation, dbr_schedule): Likewise.
11833 * config/pa/pa.c (legitimize_pic_address): Likewise.
11834 * config/sh/sh.c (sh_reorg): Likewise.
11836 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11839 * config/libgcc-glibc.ver: Add %exclude.
11840 * config/m32r/libgcc-glibc.ver: Likwise.
11841 * config/s390/libgcc-glibc.ver: Likwise.
11842 * config/sh/libgcc-glibc.ver: Likwise.
11843 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11845 * config/i386/libgcc-glibc.ver: New.
11847 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11849 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11851 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11852 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11853 i[34567]86-*-linux*, x86_64-*-linux*. Add
11854 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11855 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11856 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11857 i[34567]86-*-linux*, x86_64-*-linux*.
11859 * libgcc-std.ver: Add empty GCC_4.4.0.
11861 * mkmap-symver.awk: Support multiple versions per symbol.
11863 * config/i386/i386.c (ix86_init_builtins): Always define
11864 __builtin_fabsq and __builtin_copysignq with fallbacks.
11865 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11866 and __builtin_copysignq if SSE2 isn't available.
11868 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11869 (LIBGCC2_TF_CEXT): Likwise.
11870 (TF_SIZE): Likwise.
11872 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11874 * config/i386/sfp-machine.h: Moved to libgcc.
11876 * config/i386/sfp-machine.h: New.
11877 * config/i386/t-linux: Likwise.
11879 * config/i386/t-darwin: Remove softfp_wrap_start and
11881 * config/i386/t-darwin64: Likewise.
11883 * config/i386/t-fprules-softfp64: Renamed to ...
11884 * config/i386/t-fprules-softfp: This.
11886 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11887 and softfp_wrap_end.
11889 2008-07-02 Jason Merrill <jason@redhat.com>
11891 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11893 * tree.c (ctor_to_list): New fn.
11894 * tree.h: Declare it.
11895 (CONSTRUCTOR_ELT): New macro.
11896 (CONSTRUCTOR_NELTS): New macro.
11898 2008-07-02 Richard Guenther <rguenther@suse.de>
11900 * tree-ssa-structalias.c (struct variable_info): Reorder
11901 to fill padding on 64bit hosts. Make collapsed_to an int.
11902 (get_varinfo_fc): Deal with that.
11903 (new_var_info): Likewise.
11904 (collapse_rest_of_var): Likewise.
11906 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11908 * doc/install.texi (--enable-java-home): Document.
11909 (--enable-aot-compile-rpm): Likewise.
11910 (--with-arch-directory): Likewise.
11911 (--with-os-directory): Likewise.
11912 (--with-origin-name): Likewise.
11913 (--with-arch-suffix): Likewise.
11914 (--with-jvm-root-dir): Likewise.
11915 (--with-jvm-jar-dir): Likewise.
11916 (--with-python-dir): Likewise.
11918 2008-07-02 Richard Guenther <rguenther@suse.de>
11920 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11921 from decls explicitly. Merge operand checking from tuples.
11923 2008-07-02 Martin Jambor <mjambor@suse.cz>
11925 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11927 2008-07-02 Martin Jambor <mjambor@suse.cz>
11929 * tree-switch-conversion.c: Included timevar.h
11930 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11932 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11934 2008-07-02 Martin Jambor <mjambor@suse.cz>
11936 * tree-switch-conversion.c: Corrected various comments and
11938 (build_constructors): Fixed minor formatting mistakes.
11940 * invoke.texi (Optimize Options): Corrected the
11941 switch-conversion-max-branch-ratio parameter.
11943 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11945 * final.c (asm_insn_count): Return zero for an empty asm body.
11947 2008-07-02 Richard Guenther <rguenther@suse.de>
11949 * bitmap.h (bitmap_set_bit): Return bool.
11950 (bitmap_clear_bit): Likewise.
11951 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11952 write to the bitmap if it would.
11953 (bitmap_clear_bit): Likewise.
11954 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11955 bitmap_set_bit return value.
11956 (add_pred_graph_edge): Likewise.
11957 (add_graph_edge): Likewise.
11958 (do_sd_constraint): Likewise.
11959 (do_ds_constraint): Likewise.
11961 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11963 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11964 Fix -Wc++-compat and/or -Wcast-qual warnings.
11965 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11966 gen_regparm_prefix): Likewise.
11967 * vmsdbgout.c (write_modbeg, lookup_filename,
11968 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11970 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11972 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11973 defaults.h definition apply.
11975 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11977 * function.c (assign_parm_remove_parallels): New.
11978 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11980 (assign_parm_setup_block): Do not handle them.
11981 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11982 assign_parm_remove_parallels.
11984 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11986 * c-typeck.c (convert_for_assignment): Use
11987 vector_targets_convertible_p.
11988 * c-common.c (vector_targets_convertible_p): New.
11989 * c-common.h (vector_targets_convertible_p): New prototype.
11990 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11991 opaque_p_V2SI_type_node.
11993 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11995 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11998 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12000 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12001 TFmode constants via two element DImode vector for hosts with
12002 HOST_BITS_PER_WIDE_INT < 64.
12003 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12004 also for HOST_BITS_PER_WIDE_INT < 64.
12006 2008-07-01 Richard Guenther <rguenther@suse.de>
12008 PR tree-optimization/36666
12009 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12010 (get_constraint_exp_from_ssa_var): Split into ...
12011 (get_constraint_exp_for_temp): ... this ...
12012 (get_constraint_for_ssa_var): ... and that.
12013 Return constraint expressions for all touched sub-fields
12014 if the results address is not taken.
12015 (process_constraint): Remove assertion that aggregate
12016 assignments do not happen at this place.
12017 (get_constraint_for_component_ref): Add address_p argument.
12018 Return constraint expressions for all touched sub-fields
12019 if the results address is not taken.
12020 (do_deref): Use get_constraint_exp_for_temp.
12021 (get_constraint_for_1): Rename from ...
12022 (get_constraint_for): ... this. Add the old function as wrapper.
12023 (do_structure_copy): Use get_constraint_for_1.
12025 2008-07-01 Martin Jambor <mjambor@suse.cz>
12027 * Makefile.in (tree-switch-conversion.o): Add.
12028 (OBJS-common): Add tree-swtch-conversion.o.
12029 * passes.c (init_optimization_passes): Add pass_convert_switch.
12030 * tree-pass.h: (pass_convert_switch): Add.
12031 * tree-switch-conversion.c: New file.
12032 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12033 * common.opt (ftree-cswtch): New option.
12034 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12035 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12036 * opts.c (decode_options): Set flag_tree_switch_conversion when
12037 optimization level is >= 2.
12038 * doc/invoke.texi (Optimize Options): Added description of
12039 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12041 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12043 * config/darwin-driver.c (darwin_default_min_version): Fix
12044 -Wc++-compat warnings.
12046 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12048 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12051 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12053 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12055 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12057 PR rtl-optimization/34744
12058 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12059 (df_scan_free_internal): Free data structures not
12060 allocated in storage pools.
12061 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12062 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12063 df_scan_free_mws_vec.
12064 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12067 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12069 * config/i386/i386.c (contains_aligned_value_p): Return true
12071 (ix86_function_arg_boundary): Return its natural boundary
12073 (return_in_memory_32): Don't check TDmode.
12074 (ix86_split_to_parts): Support splitting into 4 parts and
12075 support TFmode for 32bit target.
12076 (ix86_split_long_move): Support splitting into 4 parts.
12077 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12079 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12080 (ix86_init_builtins): Here.
12081 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12082 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12083 'q' and 'w', respectively.
12085 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12087 (movtf_internal): Likewise.
12088 (<code>tf2): Likewise.
12089 (*absnegtf2_sse): Likewise.
12090 (copysign<mode>3): Likewise.
12091 (copysign<mode>3_const): Likewise.
12092 (copysign<mode>3_var): Likewise.
12093 (define_split UNSPEC_COPYSIGN): Likewise.
12094 * config/i386/sse.md (*nandtf3): Likewise.
12095 (<code>tf3): Likewise.
12096 (*<code>tf3): Likewise.
12098 2008-06-30 Joey Ye <joey.ye@intel.com>
12099 H.J. Lu <hongjiu.lu@intel.com>
12101 * global.c (compute_regsets): Set frame_pointer_needed here.
12102 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12104 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12106 * doc/install.texi (specific): Expand Windows build notes.
12108 2008-06-30 Ira Rosen <irar@il.ibm.com>
12110 PR tree-optimization/36648
12111 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12112 number of prolog iterations by step. Fix the comment.
12114 2008-06-30 Richard Guenther <rguenther@suse.de>
12116 PR middle-end/36671
12117 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12118 handle calls from ECF_MALLOC functions.
12119 (handle_pure_call): ECF_MALLOC functions do not return
12121 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12123 2008-06-29 Andreas Schwab <schwab@suse.de>
12125 * config/m68k/m68k.c (print_operand): Always print a float
12127 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12128 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12131 * config/rs6000/x-linux64: Remove never used file.
12133 2008-06-29 Richard Guenther <rguenther@suse.de>
12135 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12137 (struct alias_info): Move ...
12138 * tree-ssa-alias.c: ... here.
12139 (update_alias_info): Declare.
12140 (compute_may_aliases): Call it.
12141 (update_alias_info): New function.
12142 * tree-ssa-structalias.c (update_alias_info): Move ...
12143 * tree-ssa-alias.c (update_alias_info_1): ... here.
12144 * tree-ssa-structalias.c (process_constraint_1): Remove
12145 unused from_call argument. Rename to ...
12146 (process_constraint): ... this. Delete old wrapper.
12147 (make_constraint_to): Adjust callers.
12148 (handle_const_call): Likewise.
12149 (handle_pure_call): Likewise.
12150 (init_base_vars): Likewise.
12151 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12152 (find_func_aliases): We don't need structure copies for
12154 (make_constraint_from_anything): Remove.
12155 (create_variable_info_for): For globals make constraints
12156 from escaped, not from anything.
12157 (compute_points_to_sets): Do not call update_alias_info.
12158 (ipa_pta_execute): Use make_constraint_from.
12160 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12162 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12163 (bitmap.o-warn, dominance.o-warn): New.
12164 * configure.ac (cxx_compat_warn): Delete.
12165 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12166 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12168 * configure: Regenerate.
12170 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12173 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12175 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12176 * df-scan.c (df_notes_rescan): Likewise.
12177 * ggc-page.c (set_page_table_entry): Likewise.
12178 * intl.c (gcc_gettext_width): Likewise.
12179 * varasm.c (get_unnamed_section, get_noswitch_section,
12180 get_section): Likewise.
12182 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12184 * regrename.c (build_def_use): Don't copy RTX.
12186 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12188 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12189 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12190 punctuation. Use @ref instead of @xref.
12191 (Function Names): Remove stray @display/@end display.
12192 (C++ Attributes): Use @ref instead of @xref.
12193 (Deprecated Features): Fix punctuation around @xref.
12194 (Backwards Compatibility): Likewise.
12195 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12197 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12199 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12200 constants for E500 double.
12202 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12204 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12205 element type of const_vector.
12207 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12209 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12210 Remove FLAGS_REG clobber from expander pattern.
12211 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12212 (anddi3, andsi3, andhi3, andqi3): Ditto.
12213 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12214 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12215 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12216 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12217 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12218 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12219 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12220 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12222 2008-06-28 Richard Guenther <rguenther@suse.de>
12224 * tree-ssa-structalias.c (callused_id, var_callused,
12225 callused_tree): Add.
12226 (handle_pure_call): New function.
12227 (find_func_aliases): Call it.
12228 (find_what_p_points_to): Handle the call-used set.
12229 (clobber_what_escaped): Likewise.
12230 (compute_call_used_vars): New function.
12231 (init_base_vars): Init the call-used variable.
12232 (do_sd_constraint): Do not propagate the solution from CALLUSED
12233 but use CALLUSED as a placeholder.
12234 (solve_graph): Likewise.
12235 * tree-flow-inline.h (gimple_call_used_vars): New function.
12236 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12237 (compute_call_used_vars): Declare.
12238 * tree-ssa-alias.c (set_initial_properties): Call
12239 compute_call_used_vars.
12240 (reset_alias_info): Clear call-used variables.
12241 (add_call_clobber_ops): Assert we are not called for const/pure
12242 functions. Remove handling of them.
12243 (add_call_read_ops): Handle pure functions by adding the
12244 call-used set of variables as VUSEs.
12245 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12246 (delete_tree_ssa): Free it.
12247 * tree-dfa.c (remove_referenced_var): Clear the var from the
12250 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12252 * tree.c (build_varargs_function_type_list): New.
12253 (build_function_type_list_1): New.
12254 (build_function_type_list): Use build_function_type_list_1.
12255 * tree.h (build_varargs_function_type_list): New.
12257 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12260 * config/spu/spu.c (spu_builtin_splats): Do not generate
12261 invalid CONST_VECTOR expressions.
12262 (spu_expand_vector_init): Likewise.
12264 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12266 * optabs.c (libfunc_decls): New variable.
12267 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12268 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12269 for the same function twice.
12271 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12273 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12274 ix86_expand_binary_operator directly.
12275 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12277 (*ashrti3_1): Ditto.
12278 (*lshrti3_1): Ditto.
12279 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12280 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12281 using only one splitter. Conditionaly execute splitter before or
12282 after peephole2 pass.
12283 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12284 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12285 Use only one alternative in asm template.
12286 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12288 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12289 "J" operand constraint for operand 2.
12290 (*ashldi3_cconly_rex64): Ditto.
12291 (*ashrdi3_cmp_rex64): Ditto.
12292 (*ashrdi3_cconly_rex64): Ditto.
12293 (*lshrdi3_cmp_rex64): Ditto.
12294 (*lshrdi3_cconly_rex64): Ditto.
12295 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12296 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12297 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12300 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12302 * gimplify.c (omp_is_private): Don't return true if decl is not
12303 already private on #pragma omp for or #pragma omp parallel for.
12306 * tree-cfg.c (struct move_stmt_d): Replace block field with
12307 orig_block and new_block fields.
12308 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12309 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12310 (move_block_to_fn): Replace vars_map and new_label_map arguments
12311 with struct move_stmt_d pointer.
12312 (replace_block_vars_by_duplicates): New function.
12313 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12314 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12315 all subblocks of ORIG_BLOCK to the new function. Call
12316 replace_block_vars_by_duplicates.
12317 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12318 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12319 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12320 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12321 (expand_omp): Temporarily set input_location to the location of
12322 region's controlling stmt.
12323 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12324 BIND_EXPR, push ctx->block_vars and gimplification vars into
12325 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12326 into dest function.
12327 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12328 there are any BLOCK_VARS.
12329 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12330 OMP_PARALLEL or OMP_TASK stmt.
12331 (lower_omp): Save and restore input_location around the lower_omp_1
12334 2008-06-27 Richard Guenther <rguenther@suse.de>
12336 PR tree-optimization/36400
12337 PR tree-optimization/36373
12338 PR tree-optimization/36344
12339 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12340 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12341 (update_alias_info): Remove call clobbering code.
12342 (make_constraint_to): New helper function.
12343 (make_escape_constraint): Likewise.
12344 (handle_rhs_call): Use it on all pointer containing arguments.
12345 Also mark the static chain escaped.
12346 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12347 instead of ANYTHING.
12348 (make_constraint_from): New helper split out from ...
12349 (make_constraint_from_anything): ... here.
12350 (find_func_aliases): Add constraints for escape sites.
12351 (intra_create_variable_infos): Make constraints from NONLOCAL
12353 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12355 (clobber_what_p_points_to): Remove.
12356 (clobber_what_escaped): New function.
12357 (init_base_vars): Init NONLOCAL and ESCAPED.
12358 (do_sd_constraint): Do not propagate the solution from ESCAPED
12359 but use ESCAPED as a placeholder.
12360 (solve_graph): Likewise.
12361 * tree-flow.h (clobber_what_p_points_to): Remove.
12362 (clobber_what_escaped): Declare.
12363 * tree-ssa-alias.c (set_initial_properties): Call it.
12364 Remove code clobbering escaped pointers.
12366 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12368 * function.c (allocate_struct_function): Only allocate a unique
12369 funcdef_no if the decl is nonzero.
12371 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12373 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12374 * config/mips/mips.c (mips_split_const_insns): New function.
12375 * config/mips/mips.md (move_type): New attribute.
12376 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12377 (dword_mode): New attribute.
12378 (type): Avoid long line. Map "move_type"s to "type"s,
12379 choosing "multi" for doubleword moves if appropriate.
12380 Swap MTC/MFC comments to match their declaration order.
12381 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12382 "type" is "branch" or "jal" is "direct".
12383 (length): Handle "extended_mips16" first. Make the default
12384 "0" for "ghost" instructions. Set the length from "move_type".
12385 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12386 of "type", with "sll0" for the register alternative. Remove the
12387 "extended_mips16" attribute.
12388 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12389 of "type", with "shift_shift" for the register alternative.
12390 Remove the "length" attribute.
12391 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12392 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12393 of "type", with "andi" for the register alternative.
12394 (*zero_extendqihi2): Likewise.
12395 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12396 of "andi" instead of a "type" of "arith".
12397 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12399 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12400 (mov_<store>r, *mov<mode>_ra): Likewise.
12401 (extendsidi2): Use "move_type" instead of "type", with "move"
12402 for the register alternative.
12403 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12404 of "type", with "signext" for the register alternative.
12405 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12406 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12407 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12408 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12409 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12410 (unnamed branch insn): Likewise.
12411 (*movdi_gp32_fp64): Fold into...
12412 (*movdi_32bit): ...here.
12413 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12414 (*movdf_hardfloat): ...this new pattern.
12415 (*movdf_softfloat): Remove redundant FPR alternatives.
12416 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12417 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12418 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12419 the "move" attribute.
12420 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12421 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12422 and "store" for COP loads and stores.
12423 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12424 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12425 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12426 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12427 (*movtf_mips16, *movv2sf): Likewise.
12428 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12429 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12430 (mfhc1<mode>): Use "move_type" instead of "move".
12431 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12432 (loadgp_blockage): Remove the "length" attribute.
12433 (blockage, set_got_version, update_got_version): Likewise.
12434 (call_internal): Remove the "extended_mips16" attribute.
12435 (call_value_internal, call_value_multiple_internal): Likewise.
12436 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12438 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12439 the "length" attribute.
12441 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12443 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12444 -Wcast-qual warnings.
12445 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12446 handle_pragma_pop_macro): Likewise.
12447 * collect2.c (resolve_lib_name): Likewise.
12448 * config/arc/arc.c (arc_init): Likewise.
12449 * config/arm/arm.c (neon_builtin_compare,
12450 locate_neon_builtin_icode): Likewise.
12451 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12452 * config/bfin/bfin.c (bfin_init_machine_status,
12453 bfin_optimize_loop): Likewise.
12454 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12455 * config/cris/cris.c (cris_init_expanders): Likewise.
12456 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12457 * config/darwin.c (machopic_indirection_eq,
12458 machopic_indirection_name, machopic_output_indirection): Likewise.
12459 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12460 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12461 frv_optimize_membar): Likewise.
12462 * config/i386/cygwin.h (mingw_scan,
12463 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12464 * config/i386/cygwin1.c (mingw_scan): Likewise.
12465 * config/i386/i386.c (machopic_output_stub): Likewise.
12466 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12467 i386_pe_unique_section): Likewise.
12468 * config/ia64/ia64.c (ia64_init_machine_status,
12469 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12471 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12472 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12473 * config/m68k/m68k.c (m68k_handle_option,
12474 m68k_sched_md_init_global): Likewise.
12475 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12476 mcore_unique_section): Likewise.
12477 * config/mips/mips.c (mips_block_move_straight,
12478 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12480 * config/mmix/mmix.c (mmix_init_machine_status,
12481 mmix_encode_section_info): Likewise.
12482 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12483 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12484 print_operand_address, output_toc, redefine_groups,
12485 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12486 * config/s390/s390.c (s390_init_machine_status): Likewise.
12487 * config/score/score.c (score_block_move_straight,
12488 score_block_move_loop_body): Likewise.
12489 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12490 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12491 * emit-rtl.c (find_auto_inc): Likewise.
12492 * gcc.c (translate_options, process_command): Likewise.
12493 * reorg.c (dbr_schedule): Likewise.
12494 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12495 * xcoffout.c (xcoffout_declare_function): Likewise.
12497 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12499 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12500 ipa-pta working again.
12502 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12504 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12507 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12509 * config.gcc (powerpc*-*-*): Add new core e500mc.
12510 * config/rs6000/e500mc.md: New file.
12511 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12513 (rs6000_override_options): Add e500mc case to
12514 processor_target_table. Altivec and Spe options not allowed
12515 with e500mc. Add isel instruction to e500mc by
12516 default. Initialize rs6000_cost for e500mc.
12517 (rs6000_issue_rate): Set issue rate for e500mc.
12518 * config/rs6000/rs6000.h (processor_type): Add
12519 PROCESSOR_PPCE500MC.
12520 (ASM_CPU_SPEC): Add e500mc.
12521 Set TARGET_ISEL to rs6000_isel.
12522 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12523 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12524 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12526 * doc/invoke.texi: Add e500mc to list of cpus.
12528 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12531 * c-lex.c (lex_charconst): Initialize unsignedp.
12533 2008-06-27 Olivier Hainque <hainque@adacore.com>
12535 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12536 documented assumptions.
12538 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12540 * dwarf2out.c: Remove trailing white spaces. Break long line
12543 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12545 * libfuncs.h (LTI_synchronize): New libfunc_index.
12546 (synchronize_libfunc): Declare.
12547 * builtins.c (expand_builtin_synchronize): Consider using
12548 synchronize_libfunc before falling back on an asm blockage.
12549 * config/mips/mips.c: Include libfuncs.h
12550 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12552 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12554 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12555 parameter. Copy stack_reg to r11 where appropriate.
12556 (no_global_regs_above): Add gpr parameter.
12557 (rs6000_stack_info): Only add padding for SPE save area if we
12558 are saving SPE GPRs and CR.
12559 (saveres_routine_syms): New variable.
12560 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12562 (rs6000_savres_routine_sym): New function.
12563 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12565 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12566 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12567 Tweak FPR out-of-line saving.
12568 (rs6000_make_savres_rtx): New function.
12569 (rs6000_use_multiple_p): New function.
12570 (rs6000_savres_strategy): New function.
12571 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12572 out-of-line if appropriate.
12573 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12574 if we are optimizing for size.
12575 (GP_SAVE_INLINE): Define.
12576 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12577 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12578 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12579 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12580 (*save_fpregs_<mode>): Add use of r11.
12581 (*restore_gpregs_<mode>): New insn.
12582 (*return_and_restore_gpregs_<mode>): New insn.
12583 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12585 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12586 (*restore_gpregs_spe): New insn.
12587 (*return_and_restore_gpregs_spe): New insn.
12588 * config/rs6000/predicates.md (save_world_operation): Fix check.
12590 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12592 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12593 this point, so assert that.
12595 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12597 * cfganal.c: Include vec.h and vecprim.h.
12598 (compute_idf): Import from...
12599 * tree-into-ssa (compute_idf): ...here.
12600 * basic-block.h (compute_idf): Export.
12602 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12604 * c-decl.c (merge_decls): Use !current_function_decl to check for
12605 extern declaration of C99 inline function being at file scope.
12607 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12609 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12611 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12613 * alias.c (record_alias_subset, init_alias_analysis): Fix
12614 -Wc++-compat and/or -Wcast-qual warnings.
12615 * attribs.c (lookup_attribute_spec): Likewise.
12616 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12617 copy_bb, connect_traces,
12618 find_rarely_executed_basic_blocks_and_cr): Likewise.
12619 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12620 note_btr_set, migrate_btr_defs): Likewise.
12621 * builtins.c (result_vector, expand_builtin_memcpy,
12622 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12623 builtin_memset_read_str, expand_builtin_printf,
12624 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12626 * caller-save.c (mark_set_regs): Likewise.
12627 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12628 * cgraph.c (cgraph_edge): Likewise.
12629 * combine.c (likely_spilled_retval_1): Likewise.
12630 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12631 htab_counts_entry_del, get_coverage_counts): Likewise.
12632 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12633 new_cselib_val): Likewise.
12634 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12635 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12637 * df-core.c (df_compact_blocks): Likewise.
12638 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12639 * df-scan.c (df_grow_reg_info, df_ref_create,
12640 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12641 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12642 df_record_entry_block_defs, df_record_exit_block_uses,
12643 df_bb_verify): Likewise.
12644 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12645 DF_REF_EXTRACT_MODE_CONST): New.
12646 * dominance.c (get_immediate_dominator, get_dominated_by,
12647 nearest_common_dominator, root_of_dom_tree,
12648 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12649 -Wc++-compat and/or -Wcast-qual warnings.
12650 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12651 record_store, replace_read, check_mem_read_rtx, scan_insn,
12652 dse_step1, dse_record_singleton_alias_set): Likewise.
12653 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12655 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12657 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12658 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12659 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12660 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12661 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12662 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12663 file_name_acquire, output_file_names, add_const_value_attribute,
12664 premark_used_types_helper, file_table_eq, file_table_hash,
12665 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12666 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12667 -Wcast-qual warnings.
12668 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12669 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12670 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12671 gen_reg_rtx, start_sequence, init_emit): Likewise.
12672 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12673 * except.c (init_eh_for_function, gen_eh_region,
12674 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12675 arh_to_landing_pad, arh_to_label, add_action_record,
12676 add_call_site, switch_to_exception_section): Likewise.
12677 * expmed.c (synth_mult): Likewise.
12678 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12679 store_expr): Likewise.
12680 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12682 * function.c (assign_stack_temp_for_type,
12683 allocate_struct_function, match_asm_constraints_1): Likewise.
12684 * gcov-io.c (gcov_allocate): Likewise.
12685 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12686 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12687 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12688 record_one_set, insert_expr_in_table, insert_set_in_table,
12689 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12690 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12691 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12692 -Wcast-qual warnings.
12694 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12696 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12697 -Wcast-qual warnings.
12698 * gcc.c (process_command): Likewise.
12699 * genattrtab.c (oballoc): Use XOBNEW.
12700 (oballocvec): Define.
12701 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12702 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12703 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12704 -Wc++-compat and/or -Wcast-qual warnings.
12705 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12706 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12707 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12708 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12709 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12710 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12711 add_excls, process_presence_absence_names,
12712 process_presence_absence_patterns, add_presence_absence,
12713 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12714 get_free_state, add_arc, get_free_automata_list_el,
12715 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12716 transform_3, cache_presence, create_ainsns, create_automata,
12717 create_state_ainsn_table, dfa_insn_code_enlarge,
12718 output_trans_func, output_min_issue_delay_func,
12719 output_dead_lock_func, output_reset_func,
12720 output_get_cpu_unit_code_func, output_dfa_start_func,
12721 expand_automata): Likewise.
12722 * genextract.c (gen_insn): Likewise.
12723 * gengtype-lex.l: Likewise.
12724 * gengtype.c (read_input_list, adjust_field_type,
12725 process_gc_options): Likewise.
12726 * genoutput.c (note_constraint): Likewise.
12727 * genpreds.c (mangle, add_constraint): Likewise.
12728 * genrecog.c (process_define_predicate, new_decision,
12729 add_to_sequence): Likewise.
12730 * gensupport.c (record_insn_name): Likewise.
12732 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12734 * config/i386/driver-i386.c (detect_caches_amd,
12735 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12736 and/or -Wcast-qual warnings.
12737 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12738 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12739 gt_pch_save): Likewise.
12740 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12741 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12742 * global.c (compute_regsets): Likewise.
12743 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12744 finish_graph_dump_file): Likewise.
12745 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12746 unlink_bb_notes): Likewise.
12747 * integrate.c (get_hard_reg_initial_val): Likewise.
12748 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12749 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12750 * local-alloc.c (update_equiv_regs): Likewise.
12751 * loop-invariant.c (check_invariant_table_size,
12752 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12754 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12755 altered_reg_used, mark_altered): Likewise.
12756 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12757 insert_var_expansion_initialization,
12758 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12759 release_var_copies): Likewise.
12760 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12761 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12762 analyze_accesses_for_phi_node, check_var_notmodified_p,
12763 check_allocation_function, find_sites_in_func,
12764 record_all_accesses_in_func, transform_access_sites,
12765 transform_allocation_sites): Likewise.
12766 * omp-low.c (new_omp_region, create_omp_child_function_name,
12767 check_omp_nesting_restrictions, check_combined_parallel,
12768 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12769 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12770 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12771 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12773 * opts-common.c (prune_options): Likewise.
12774 * opts.c (add_input_filename, print_filtered_help,
12775 get_option_state): Likewise.
12776 * params.c (add_params): Likewise.
12777 * passes.c (set_pass_for_id, next_pass_1,
12778 do_per_function_toporder, pass_fini_dump_file): Likewise.
12779 * postreload.c (reload_cse_simplify_operands): Likewise.
12780 * predict.c (tree_predicted_by_p, tree_predict_edge,
12781 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12783 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12785 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12787 * recog.c (check_asm_operands, validate_change_1): Likewise.
12788 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12789 subst_asm_stack_regs): Likewise.
12790 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12791 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12792 * regmove.c (reg_is_remote_constant_p): Likewise.
12793 * regrename.c (regrename_optimize, scan_rtx_reg,
12794 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12796 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12797 regstat_compute_calls_crossed): Likewise.
12798 * reload1.c (init_reload, new_insn_chain,
12799 has_nonexceptional_receiver, reload, copy_reloads,
12800 calculate_needs_all_insns, init_elim_table): Likewise.
12801 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12802 * rtl.c (shallow_copy_rtx_stat): Likewise.
12803 * rtlanal.c (parms_set): Likewise.
12804 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12805 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12806 * sched-ebb.c (earliest_block_with_similiar_load,
12807 add_deps_for_risky_insns): Likewise.
12808 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12809 schedule_region): Likewise.
12810 * see.c (eq_descriptor_pre_extension,
12811 hash_descriptor_pre_extension, hash_del_pre_extension,
12812 eq_descriptor_properties, hash_descriptor_properties,
12813 hash_del_properties, see_seek_pre_extension_expr,
12814 see_initialize_data_structures, see_print_register_properties,
12815 see_print_pre_extension_expr, see_delete_merged_def_extension,
12816 see_delete_unmerged_def_extension, see_emit_use_extension,
12817 see_pre_delete_extension, see_map_extension, see_commit_changes,
12818 see_analyze_merged_def_local_prop,
12819 see_analyze_merged_def_local_prop,
12820 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12821 see_set_prop_merged_def, see_set_prop_unmerged_def,
12822 see_set_prop_unmerged_use, see_print_one_extension,
12823 see_merge_one_use_extension, see_merge_one_def_extension,
12824 see_store_reference_and_extension, see_update_uses_relevancy,
12825 see_update_defs_relevancy): Likewise.
12826 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12827 hash_statistics_free, curr_statistics_hash): Likewise.
12828 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12829 expand_asm_operands, expand_return, case_bit_test_cmp,
12830 expand_case): Likewise.
12831 * stor-layout.c (start_record_layout): Likewise.
12832 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12833 gt_pch_save_stringpool): Likewise.
12834 * tree-data-ref.c (hash_stmt_vertex_info,
12835 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12836 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12838 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12841 * config/i386/i386.md : Change constraints of HImode and QImode
12842 immediate operands from "i" to "n". Change SImode "ni" constraint to
12843 "i" and SImode "rmi" constraint to "g". Remove all constraints
12844 from const0_operand and const1_operand predicated operands.
12845 (i): Change QImode and HImode attribute from "i" to "n".
12846 (*subqi_2): Change HImode operands to QImode.
12849 2008-06-25 Olivier Hainque <hainque@adacore.com>
12851 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12854 2008-06-25 Richard Guenther <rguenther@suse.de>
12856 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12857 not overflow the result type.
12859 2008-06-25 Richard Guenther <rguenther@suse.de>
12861 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12862 (vn_lookup): Likewise.
12864 2008-06-25 Richard Guenther <rguenther@suse.de>
12866 PR tree-optimization/35518
12867 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12868 * tree-sra.c (instantiate_element): Use fold_build3 to build
12870 (try_instantiate_multiple_fields): Likewise.
12872 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12874 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12877 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12879 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12880 use_backchain_to_restore_sp to true
12881 if the offset of the link register save area would go over the 32k - 1
12882 offset limit of the load
12885 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12887 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12888 anchor for the type-punning blurb. Cross-reference "Structures
12889 unions enumerations and bit-fields implementation". Provide a
12890 cast-through-pointer example. Make final sentence self-contained.
12891 * doc/implement-c.texi (Structures unions enumerations and
12892 bit-fields implementation): Cross-reference the type-punning blurb
12893 in the -fstrict-aliasing documentation.
12895 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12897 PR middle-end/36594
12898 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12899 the memory instead of the memory itself for the save area.
12901 2008-06-24 Olivier Hainque <hainque@adacore.com>
12902 Nicolas Roche <roche@adacore.com>
12904 * gengtype.c (srcdir_len): size_t instead of int.
12905 (get_file_realbasename): New function. For F a filename, the real
12906 basename of F, with all the path components stripped.
12907 (get_file_srcdir_relative_path): New function. For F a filename, the
12908 relative path to F from $(srcdir).
12909 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12910 get_file_realbasename. Adjust the head comment.
12911 (get_prefix_langdir_index): New function. For F a filename, return the
12912 lang_dir_names[] relative index of the language directory that is
12914 (get_file_langdir): For F a filename, return the name of the language
12915 directory where F is located.
12916 (get_file_gtfilename): New function. The gt- output file name for an
12918 (get_output_file_with_visibility): Replace in-line computations with
12919 uses of get_file_gtfilename and get_prefix_langdir_index.
12920 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12922 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12924 PR tree-optimization/36504
12925 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12926 references without base address.
12928 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12930 PR middle-end/36584
12931 * calls.c (expand_call): Increase alignment for recursive functions.
12933 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12935 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12936 (TARGET_FUNCTION_VALUE): New define.
12937 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12938 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12940 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12942 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12943 (fmod<mode>3): Ditto.
12944 (remainderxf3): Ditto.
12945 (remainder<mode>3): Ditto.
12947 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12950 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12951 REG is a hard register.
12953 PR tree-optimization/36508
12954 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12955 499, don't check it at all in release compilers.
12957 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12960 together with SSE_TARGET_MATH to disable insn pattern.
12961 (*fop_<MODEF:mode>_2_i387): Ditto.
12962 (*fop_<MODEF:mode>_3_i387): Ditto.
12964 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12966 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12968 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12970 PR middle-end/34906
12971 * gimplify.c (gimplify_asm_expr): Check the return code of
12972 parse_output_constraint call, set function return and is_inout
12973 value if it failed.
12975 2008-06-22 Ian Lance Taylor <iant@google.com>
12977 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12978 (narrowest_signed_type): Likewise.
12979 * c-typeck.c (c_common_type): Change local variable mclass to enum
12981 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12982 tcc_comparison, not the tree code itself.
12983 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12984 (c_expand_expr): Cast modifier to enum expand_modifier.
12985 * c-common.h (C_RID_CODE): Add casts.
12986 (C_SET_RID_CODE): Define.
12987 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12988 (c_lex_one_token): Add cast to avoid warning.
12989 (c_parser_objc_type_name): Rename local typename to type_name.
12990 (check_no_duplicate_clause): Change code parameter to enum
12992 (c_parser_omp_var_list_parens): Change kind parameter to enum
12994 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12995 c_parser_omp_list_var_parens.
12996 (c_parser_omp_threadprivate): Likewise.
12997 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12998 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12999 * c-format.c (NO_FMT): Define.
13000 (printf_length_specs): Use NO_FMT.
13001 (asm_fprintf_length_specs): Likewise.
13002 (gcc_diag_length_specs): Likewise.
13003 (scanf_length_specs): Likewise.
13004 (strfmon_length_specs): Likewise.
13005 (gcc_gfc_length_specs): Likewise.
13006 (printf_flag_specs): Change 0 to STD_C89.
13007 (asm_fprintf_flag_specs): Likewise.
13008 (gcc_diag_flag_specs): Likewise.
13009 (gcc_cxxdiag_flag_specs): Likewise.
13010 (scanf_flag_specs): Likewise.
13011 (strftime_flag_specs): Likewise.
13012 (strfmon_flag_specs): Likewise.
13013 (print_char_table): Likewise.
13014 (asm_fprintf_char_table): Likewise.
13015 (gcc_diag_char_table): Likewise.
13016 (gcc_tdiag_char_table): Likewise.
13017 (gcc_cdiag_char_table): Likewise.
13018 (gcc_cxxdiag_char_table): Likewise.
13019 (gcc_gfc_char_table): Likewise.
13020 (scan_char_table): Likewise.
13021 (time_char_table): Likewis.
13022 (monetary_char_table): Likewise.
13023 * c-format.h (BADLEN): Likewise.
13025 2008-06-21 Ian Lance Taylor <iant@google.com>
13027 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13028 Define END_OF_BASE_TREE_CODES around inclusion.
13029 * tree.c (tree_code_type): New global array.
13030 (tree_code_length, tree_code_name): Likewise.
13031 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13032 $(lang_tree_files).
13033 (all-tree.def, s-alltree): New targets.
13034 (gencheck.h, s-gencheck): Remove.
13035 (tree.o): Depend upon all-tree.def.
13036 (build/gencheck.o): Remove gencheck.h dependency.
13037 (mostlyclean): Don't remove gencheck.h.
13038 * c-common.h (enum c_tree_code): Remove.
13039 * c-lang.c (tree_code_type): Remove.
13040 (tree_code_length, tree_code_name): Remove.
13041 * gencheck.c (tree_codes): Include all-tree.def, rather than
13042 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13044 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13046 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13047 (operator_name_info): Size to MAX_TREE_CODES.
13048 (assignment_operator_name_info): Likewise.
13049 * cp/cp-lang.c (tree_code_type): Remove.
13050 (tree_code_length, tree_code_name): Remove.
13051 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13052 (assignment_operator_name_info): Likewise.
13053 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13055 * cp/mangle.c (write_expression): Likewise.
13056 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13057 * fortran/f95-lang.c (tree_code_type): Remove.
13058 (tree_code_length, tree_code_name): Remove.
13059 * java/java-tree.h (enum java_tree_code): Remove.
13060 * java/lang.c (tree_code_type): Remove.
13061 (tree_code_length, tree_code_name): Remove.
13062 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13063 * objc/objc-act.h (enum objc_tree_code): Remove.
13064 * objc/objc-lang.c (tree_code_type): Remove.
13065 (tree_code_length, tree_code_name): Remove.
13066 * objcp/objcp-lang.c (tree_code_type): Remove.
13067 (tree_code_length, tree_code_name): Remove.
13068 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13069 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13070 * ada/misc.c (tree_code_type): Remove.
13071 (tree_code_length, tree_code_name): Remove.
13073 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13075 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13076 the grand_bitmap_obstack.
13078 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13080 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13081 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13082 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13083 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13084 move_stmt_r, new_label_mapper): Likewise.
13085 * tree-complex.c (cvc_lookup): Likewise.
13086 * tree-dfa.c (create_function_ann): Likewise.
13087 * tree-dump.c (dump_register): Likewise.
13088 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13089 find_phi_replacement_condition): Likewise.
13090 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13091 tree_function_versioning): Likewise.
13092 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13093 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13094 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13095 get_nonlocal_debug_decl, convert_nonlocal_reference,
13096 convert_nonlocal_omp_clauses, get_local_debug_decl,
13097 convert_local_reference, convert_local_omp_clauses,
13098 convert_nl_goto_reference, convert_nl_goto_receiver,
13099 convert_tramp_reference, convert_call_expr): Likewise.
13100 * tree-outof-ssa.c (contains_tree_r): Likewise.
13101 * tree-parloops.c (reduction_phi, initialize_reductions,
13102 eliminate_local_variables_1, add_field_for_reduction,
13103 add_field_for_name, create_phi_for_local_result,
13104 create_call_for_reduction_1, create_loads_for_reductions,
13105 create_stores_for_reduction, create_loads_and_stores_for_name):
13107 * tree-phinodes.c (allocate_phi_node): Likewise.
13108 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13109 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13110 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13111 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13112 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13113 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13114 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13115 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13116 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13117 vn_nary_op_insert): Likewise.
13118 * tree-ssa.c (redirect_edge_var_map_add,
13119 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13120 * tree-vectorizer.c (vectorize_loops): Likewise.
13121 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13122 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13123 tree_cons_stat, build1_stat, build_variant_type_copy,
13124 decl_init_priority_lookup, decl_fini_priority_lookup,
13125 decl_priority_info, decl_restrict_base_lookup,
13126 decl_restrict_base_insert, decl_debug_expr_lookup,
13127 decl_debug_expr_insert, decl_value_expr_lookup,
13128 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13129 type_hash_add, get_file_function_name, tree_check_failed,
13130 tree_not_check_failed, tree_range_check_failed,
13131 omp_clause_range_check_failed, build_omp_clause,
13132 build_vl_exp_stat): Likewise.
13133 * value-prof.c (gimple_histogram_value,
13134 gimple_duplicate_stmt_histograms): Likewise.
13135 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13136 unshare_variable, variable_union_info_cmp_pos, variable_union,
13137 dataflow_set_different_1, dataflow_set_different_2,
13138 vt_find_locations, variable_was_changed, set_variable_part,
13139 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13140 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13141 section_entry_hash, object_block_entry_eq,
13142 object_block_entry_hash, create_block_symbol,
13143 initialize_cold_section_name, default_function_rodata_section,
13144 strip_reg_name, set_user_assembler_name, const_desc_eq,
13145 build_constant_desc, output_constant_def, lookup_constant_def,
13146 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13147 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13148 default_internal_label): Likewise.
13149 * varray.c (varray_init, varray_grow): Likewise.
13150 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13152 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13154 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13155 operators for "test" insn. Macroize insn using SWI mode macro.
13156 (*jcc_fused_2): Ditto.
13157 (*jcc_fused_3): Macroize insn using SWI mode macro.
13158 (*jcc_fused_4): Ditto.
13160 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13162 * tree-ssa-pre.c: Fix typo in comment.
13163 (init_antic, fini_antic): Add explicit funtions for
13164 initializing and deinitializing ANTIC and AVAIL sets.
13165 (create_expression_by_pieces): Fix typo in comment.
13166 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13167 (execute_pre): Eventually dump details about ANTIC_IN.
13169 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13171 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13172 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13173 add_to_obstack, file_at_path, find_a_file, execute,
13174 add_preprocessor_option, add_assembler_option, add_linker_option,
13175 process_command, insert_wrapper, do_option_spec, do_self_spec,
13176 spec_path, do_spec_1, is_directory, main, used_arg,
13177 getenv_spec_function): Likewise.
13178 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13179 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13182 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13184 * doc/rtl.texi: Updated subreg section.
13186 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13189 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13190 node->needed and node->reachable.
13191 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13192 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13193 (expand_task_call): Don't call expand_task_copyfn.
13194 (expand_task_copyfn): Renamed to...
13195 (finalize_task_copyfn): ... this.
13197 2008-06-19 Jan Hubicka <jh@suse.cz>
13199 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13200 clobbering framepointer.
13202 2008-06-19 Jan Hubicka <jh@suse.cz>
13204 * tree-optimize.c (execute_early_local_optimizations): Set
13205 cgraph_state only at first invocation.
13207 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13209 * system.h (-Wc++-compat): Activate as a warning, no an error.
13211 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13213 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13214 instead of "#" in insn asm template.
13215 (*jcc_fused_2): Ditto.
13217 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13219 * config/i386/i386.h (ix86_tune_indices)
13220 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13221 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13222 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13223 (*jcc_fused_2): Ditto.
13224 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13225 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13226 (print operand): Handle 'E' and 'e' code.
13228 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13230 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13231 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13232 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13234 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13236 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13238 (cgraph_expand_function): Use local copy of decl.
13239 (cgraph_expand_all_functions): Remove redundant initialization of
13241 (cgraph_optimize): Reword internal_error message.
13243 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13245 * arm-protos.h (arm_return_in_memory): Remove public
13246 arm_return_in_memory() prototype.
13247 * arm.c (arm_return_in_memory): Add static prototype, add target
13248 hook macro, change definition and comments.
13249 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13251 2008-06-19 Ben Elliston <bje@au.ibm.com>
13253 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13254 real.c: Remove references to IEEE 754R.
13255 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13256 * doc/libgcc.texi (Decimal float library routines): Likewise.
13258 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13260 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13261 (default_unwind_word_mode): Add prototype.
13262 * targhooks.c (default_unwind_word_mode): New function.
13263 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13264 instead of word_mode.
13265 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13266 (TARGET_INITIALIZER): Use it.
13268 * c-common.c (handle_mode_attribute): Support "unwind_word"
13270 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13272 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13273 word_mode to access SjLj_Function_Context member "data".
13274 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13275 conversion from targetm.eh_return_filter_mode () to
13276 targetm.unwind_word_mode () if they differ.
13278 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13279 (BT_FN_UNWINDWORD_PTR): New function type.
13280 (BT_FN_WORD_PTR): Remove.
13281 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13282 * except.c (expand_builtin_extend_pointer): Convert pointer to
13283 targetm.unwind_word_mode () instead of word_mode.
13285 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13286 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13287 (spu_unwind_word_mode): New function.
13288 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13289 (TARGET_UNWIND_WORD_MODE): Define.
13290 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13292 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13294 * config/spu/spu.c (reg_align): Remove.
13295 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13296 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13297 (spu_split_store): Likewise.
13299 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13301 * gcc/tree-vn.c: Fix typo in comment.
13303 2008-06-18 Jan Hubicka <jh@suse.cz>
13305 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13306 toplevel reorder too.
13308 2008-06-18 Jan Hubicka <jh@suse.cz>
13310 * c-opts.c (c_common_post_options): PCH is not compatible with
13312 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13313 -fno-toplevel-reorder by default now.
13315 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13317 PR documentation/30739
13318 * doc/install.texi (Prerequisites): Document dependency on awk.
13320 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13321 Ian Lance Taylor <iant@google.com>
13323 PR rtl-optimization/35604
13324 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13325 only want to change jump destinations, not eventual label comparisons.
13327 2008-06-16 Jan Hubicka <jh@suse.cz>
13329 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13331 (cgraph_analyze_function): Likewise.
13333 2008-06-16 Jan Hubicka <jh@suse.cz>
13335 * cgraph.h (cgraph_mark_if_needed): New function.
13336 * cgraphunit.c (cgraph_mark_if_needed): New function.
13337 * c-decl.c (duplicate_decl): Use it.
13339 2008-06-16 Jan Hubicka <jh@suse.cz>
13341 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13344 2008-06-16 Jan Hubicka <jh@suse.cz>
13346 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13348 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13349 Kazu Hirata <kazu@codesourcery.com>
13350 Maxim Kuvyrkov <maxim@codesourcery.com
13352 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13353 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13354 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13355 EXTRA_SPEC_FUNCTIONS.
13356 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13357 (DRIVER_SELF_SPECS): Adjust.
13358 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13359 * config/mips/st.h, config/mips/t-st: New.
13360 * config/mips/driver-native.c, config/mips/x-native: New.
13361 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13364 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13366 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13368 (ISA_HAS_FP_CONDMOVE): New macro.
13369 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13370 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13371 (ISA_HAS_NMADD3_NMSUB3): New macro.
13372 * config/mips/mips.c (mips_rtx_costs): Update.
13373 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13374 compiling for ST Loongson 2E/2F.
13375 (madd<mode>): Rename to madd4<mode>. Update.
13376 (madd3<mode>): New pattern.
13377 (msub<mode>): Rename to msub4<mode>. Update.
13378 (msub3<mode>): New pattern.
13379 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13380 (nmadd3<mode>): New pattern.
13381 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13382 (nmadd3<mode>_fastmath): New pattern.
13383 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13384 (nmsub3<mode>): New pattern.
13385 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13386 (nmsub3<mode>_fastmath): New pattern.
13387 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13389 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13391 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13392 (DF_REF_INSN_INFO): New.
13393 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13394 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13395 with a NULL DF_REF_INSN_INFO.
13396 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13398 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13399 DF_INSN_INFO_EQ_USES): New.
13400 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13401 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13402 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13403 * df-core.c: Update comment for above changes.
13404 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13405 DF_INSN_UID_* macros.
13406 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13407 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13408 insn rtx. Update all callers.
13409 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13410 df_ref_create_structure, df_insn_refs_collect): Likewise.
13411 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13412 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13413 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13414 macros to access the insn refs.
13415 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13416 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13417 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13418 for accessing the refs.
13419 (try_fwprop_subst): Likewise.
13420 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13421 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13422 for accessing the refs.
13423 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13424 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13425 to look at the insn refs.
13426 (record_uses): Likewise.
13427 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13429 (mark_artificial_uses): Don't mark_insn for artificial refs.
13430 (mark_reg_rependencies): Likewise.
13432 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13434 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13436 * configure: Regenerate.
13438 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13440 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13441 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13442 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13444 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13446 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13447 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13448 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13450 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13452 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13454 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13456 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13458 * tree-ssa-sccvn.c: Fix format of comments.
13460 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13462 * cgraph.c: Remove unneeded forward declarations of eq_node()
13465 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13467 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13469 (see_update_relevancy): Likewise.
13470 * fwprop.c (try_fwprop_subst): Likewise.
13471 * rtlanal.c (noop_move_p): Likewise.
13472 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13473 notes to non-existing libcall blocks.
13474 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13476 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13477 (dead_libcall_p): Remove.
13478 (delete_trivially_dead_insns): Don't use it.
13479 * web.c (union_defs): Remove comment about keeping nops.
13480 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13481 (compute_hash_table_work): Don't track libcall notes.
13482 (do_local_cprop): Don't take libcall pointers. Don't update
13484 (adjust_libcall_notes): Deleted.
13485 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13486 ever have existed in the first place).
13487 (replace_store_insn): Don't try to remove libcall notes.
13488 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13489 (resolve_reg_notes): Don't call them.
13490 (resolve_simple_move): Likewise.
13491 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13492 Don't remove REG_RETVAL notes.
13493 * emit-rtl.c (try_split): Don't update libcall notes.
13494 (emit_copy_of_insn_after): Dito.
13495 * cselib.c (cselib_current_insn_in_libcall): Remove.
13496 (cselib_process_insn): Don't set/clear it.
13497 (new_elt_loc_list): Don't record it.
13498 (cselib_init): Don't initialize it.
13499 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13500 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13502 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13503 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13504 (init_deps): Don't initialize it.
13505 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13506 * combine.c (delete_noop_moves): Don't update libcall notes.
13507 (can_combine_p): Remove now pointless #if 0 block.
13508 (try_combine): Remove another obsolete #if 0 block.
13509 (distribute_notes): Don't distribute libcall notes.
13510 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13511 * dce.c (libcall_dead_p): Remove.
13512 (delete_unmarked_insns): Don't handle libcall blocks.
13513 (preserve_libcall_for_dce): Remove.
13514 (prescan_insns_for_dce): Don't special-case libcall block insns.
13515 * reload1 (reload): Don't handle libcall notes.
13516 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13519 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13521 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13522 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13523 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13525 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13527 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13528 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13529 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13531 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13533 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13535 2008-06-16 Ira Rosen <irar@il.ibm.com>
13537 PR tree-optimization/36493
13538 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13539 the arguments list. Use VECTYPE to create vector pointer.
13540 (vectorizable_store): Fail if accesses through a pointer to vectype
13541 do not alias the original memory reference operands.
13542 Call vect_create_data_ref_ptr without the removed argument.
13543 (vectorizable_load): Likewise.
13544 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13547 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13550 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13551 reg_equiv_constant.
13553 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13555 * config/mips/loongson2ef.md: New file.
13556 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13557 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13558 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13559 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13560 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13562 (loongson2ef.md): New include.
13563 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13564 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13565 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13566 (loongson_gt_<mode>, loongson_extract_halfword)
13567 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13568 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13569 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13570 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13571 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13572 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13573 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13574 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13575 (vec_interleave_low<mode>): Define type attribute.
13576 * config/mips/mips.c (mips_ls2): New static variable.
13577 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13578 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13579 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13580 Implement target scheduling hooks.
13581 (mips_multipass_dfa_lookahead): Update to handle tuning for
13583 (mips_sched_init): Initialize data for Loongson scheduling.
13584 (mips_ls2_variable_issue): New static function.
13585 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13587 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13588 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13589 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13590 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13591 Handle ST Loongson 2E/2F cores.
13592 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13594 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13596 * omp-low.c (extract_omp_for_data): Fix comment typo.
13599 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13601 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13602 FIXME note about gcc/config.guess.
13603 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13604 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13605 * doc/cppopts.texi: Likewise.
13606 * doc/extend.texi: Likewise.
13607 * doc/gcc.texi: Likewise.
13608 * doc/gccint.texi: Likewise.
13609 * doc/gcov.texi: Likewise.
13610 * doc/gty.texi: Likewise.
13611 * doc/hostconfig.texi: Likewise.
13612 * doc/install.texi: Likewise.
13613 * doc/invoke.texi: Likewise.
13614 * doc/loop.texi: Likewise.
13615 * doc/makefile.texi: Likewise.
13616 * doc/md.texi: Likewise.
13617 * doc/passes.texi: Likewise.
13618 * doc/tm.texi: Likewise.
13619 * doc/tree-ssa.texi: Likewise.
13620 * doc/trouble.texi: Likewise.
13622 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13623 Nathan Sidwell <nathan@codesourcery.com>
13624 Maxim Kuvyrkov <maxim@codesourcery.com>
13625 Richard Sandiford <rdsandiford@googlemail.com>
13627 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13628 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13629 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13631 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13632 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13633 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13635 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13636 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13637 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13638 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13639 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13640 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13641 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13642 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13643 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13644 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13645 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13646 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13647 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13648 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13649 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13650 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13651 (mips_builtins): Add Loongson builtins.
13652 (mips_loongson_2ef_bdesc): New.
13653 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13654 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13655 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13656 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13658 (mips_expand_vector_init): New.
13659 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13660 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13662 * config/mips/mips.md: Add unspec numbers for Loongson
13663 builtins. Include loongson.md.
13664 (MOVE64): Include Loongson vector modes.
13665 (SPLITF): Include Loongson vector modes.
13666 (HALFMODE): Handle Loongson vector modes.
13667 * config/mips/loongson.md: New.
13668 * config/mips/loongson.h: New.
13669 * config.gcc: Add loongson.h header for mips*-*-* targets.
13670 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13672 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13674 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13675 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13676 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13677 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13678 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13679 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13680 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13681 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13682 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13683 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13684 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13685 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13686 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13687 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13688 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13689 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13690 Remove use_fixproto=yes.
13691 (ia64*-*-hpux*): Remove comment about using fixproto.
13692 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13694 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13696 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13698 * configure: Regenerate.
13700 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13702 PR middle-end/36520
13703 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13704 before evaluating it.
13706 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13709 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13710 nested inline functions.
13711 (start_decl, start_function): Don't invert DECL_EXTERNAL
13712 for nested inline functions.
13714 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13716 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13717 splits that must be made for correctness.
13719 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13721 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13722 (AVAIL_NON_MIPS16): Likewise.
13723 (mips_builtin_description): Replace target_flags with a predicate.
13724 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13725 (dspr2_32): New availability predicates.
13726 (MIPS_BUILTIN): New macro.
13727 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13728 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13729 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13730 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13731 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13732 (mips_dsp_32only_bdesc): Merge into...
13733 (mips_builtins): ...this new array.
13734 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13735 (mips_init_builtins): Update after above changes.
13736 (mips_expand_builtin_1): Merge into...
13737 (mips_expand_builtin): ...here and update after above changes.
13739 2008-06-12 Paul Brook <paul@codesourcery.com>
13741 * longlong.h (__arm__): Define count_leading_zeros.
13742 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13743 (clzsi2, clzdi2): New functions.
13744 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13745 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13746 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13747 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13748 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13749 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13750 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13751 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13752 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13753 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13755 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13757 * config/m68k/m68k.c (m68k_tune_flags): New.
13758 (override_options): Compute m68k_tune_flags.
13759 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13760 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13762 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13764 PR middle-end/36506
13765 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13767 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13769 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13770 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13772 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13774 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13775 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13777 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13779 PR middle-end/36506
13780 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13783 2008-06-12 Richard Guenther <rguenther@suse.de>
13785 PR tree-optimization/36345
13786 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13787 add memory_tag_needed flag.
13788 (may_alias_p): Declare.
13789 * tree-ssa-alias.c (may_alias_p): Export.
13790 (set_initial_properties): Use memory_tag_needed flag.
13791 (update_reference_counts): Likewise.
13792 (reset_alias_info): Reset memory_tag_needed flag.
13793 (create_name_tags): Check memory_tag_needed flag.
13794 (dump_points_to_info_for): Dump it.
13795 * tree-ssa-structalias.c (struct variable_info): Remove
13796 directly_dereferenced flag.
13797 (new_var_info): Do not initialize it.
13798 (process_constraint_1): Do not set it.
13799 (update_alias_info): Set is_dereferenced flag.
13800 (set_uids_in_ptset): Use may_alias_p.
13801 (set_used_smts): Check memory_tag_needed flag.
13802 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13803 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13804 memory_tag_needed flag.
13805 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13806 from broken design.
13808 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13810 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13811 red zone for w64 abi.
13812 (ix86_expand_prologue): Likewise.
13813 (ix86_force_to_memory): Likewise.
13814 (ix86_free_from_memory): Likewise.
13816 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13819 * config/rs6000/rs6000.c (rs6000_override_options): Set
13820 rs6000_isel conditionally to the absence of comand line override.
13821 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13822 Remove duplicate rs6000_isel setting.
13823 * config/rs6000/eabispe.h: Ditto.
13825 2008-06-11 Richard Guenther <rguenther@suse.de>
13827 * alias.c (get_alias_set): Use the element alias-set for arrays.
13828 (record_component_aliases): For arrays and vectors do nothing.
13829 * c-common.c (strict_aliasing_warning): Handle the cases
13830 of alias set zero explicitly.
13831 * Makefile.in (dfp.o-warn): Add -Wno-error.
13833 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13835 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13837 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13838 tune_32 tune_64 to supported_defaults. Allow values not
13839 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13840 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13841 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13842 with_cpu_64 to generic for 64-bit-supporting configurations, not
13843 with_cpu. Remove FIXMEs.
13844 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13845 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13846 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13847 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13848 arch_32 and arch_64.
13850 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13851 Olivier Hainque <hainque@adacore.com>
13853 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13854 Use DECL_SIZE_UNIT to retrieve the size of the field.
13856 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13858 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13859 with function calls after declarations. Lay out
13860 neon_float_type_node before further use.
13862 2008-06-11 Richard Guenther <rguenther@suse.de>
13864 * tree-flow.h (may_point_to_global_var): Declare.
13865 * tree-ssa-alias.c (may_point_to_global_var): New function.
13866 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13868 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13870 * configure.ac: Teach that fido supports .debug_line.
13871 * configure: Regenerate.
13873 2008-06-10 Tom Tromey <tromey@redhat.com>
13875 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13878 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13880 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13881 (encode_decimal64, decode_decimal64, encode_decimal128,
13882 decode_decimal128): Reverse order of 32-bit parts of value if host
13883 and target endianness differ.
13885 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13887 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13888 Avoid division by 0.
13889 (tree_mod_pow2_value_transform): Likewise.
13890 (tree_ic_transform): Likewise.
13891 (tree_stringops_transform): Likewise.
13892 (tree_mod_subtract_transform): Likewise.
13893 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13894 (copy_edges_for_bb): Likewise.
13895 (initialize_cfun): Likewise.
13897 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13899 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13900 nonmemory_operand. Add "N" operand constraint.
13902 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13903 (*jcc_btsi_mask): Ditto.
13904 (*jcc_btsi_mask_1): Ditto.
13906 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13908 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13909 TYPE_CANONICAL for copied element type.
13911 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13914 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13915 Add m_CORE2 and m_GENERIC.
13916 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13917 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13919 (*jcc_btdi_rex64): New instruction and split pattern.
13920 (*jcc_btsi): Ditto.
13921 (*jcc_btsi_1): Ditto.
13922 (*btsq): Fix Intel asm dialect operand order.
13926 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13928 PR middle-end/36447
13929 * simplify-rtx.c (simplify_subreg): Add check for shift count
13932 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13934 * doc/md.texi: Synchronize with later constraints.md change.
13935 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13936 with a C implementation.
13937 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13939 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13940 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13941 when moving to and from MD_REGNUM.
13942 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13943 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13944 Handle byte and halfword moves.
13945 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13947 * config/mips/constraints.md (h): Turn into NO_REGS.
13948 (l, x): Update documentation.
13949 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13950 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13951 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13952 (HILO): New mode iterator.
13954 (any_div): New code iterator.
13955 (u): Extend code attribute to div and udiv.
13956 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13957 d_operand in the splitters. Remove redundant CONST_INT checks.
13958 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13959 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13960 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13961 accordingly, using normal moves instead of unspecs to move LO into
13962 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13963 (<u>mulsidi3): Handle expansion in C code.
13964 (<u>mulsidi3_32bit_internal): Rename to...
13965 (<u>mulsidi3_32bit): ...this.
13966 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13967 (*<u>mulsidi3_64bit): Rename to...
13968 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13969 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13970 to set LO and HI to the multiplication result. Use a normal move
13971 for MFLO and an unspec for MFHI.
13972 (*<u>mulsidi3_64bit_parts): Replace with...
13973 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13974 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13975 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13976 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13977 instead of HI. Split the instruction into a separate multiplication
13978 and MFHI if !TARGET_FIX_R4000.
13979 (<su>muldi3_highpart): Likewise.
13980 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13981 and the "=h" clobber.
13982 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13983 (<u>mulditi3): New expander.
13984 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13985 (madsi): Remove "=h" clobber.
13986 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13987 Force the modulus result to be a GPR and split the instruction into
13988 a division followed by an MFHI after reload.
13989 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13990 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13991 the MIPS16 HIGH define_split.
13992 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13993 of acc<->gpr moves to "multi".
13994 (*movdi_64bit): Replace the single "x" alternative with
13995 alternatives for moving into and out of "a".
13996 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13997 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13998 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13999 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14000 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14001 (movti): New expander.
14002 (*movti, *movti_mips16): New insns.
14003 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14004 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14005 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14006 * config/mips/predicates.md (fpr_operand): Delete.
14007 (d_operand): New predicate.
14009 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14011 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14012 failure on some Bourne shells.
14013 (x86_64-*-*): Ditto.
14015 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14017 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14019 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14021 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14022 (sparc-sun-solaris2*): Likewise.
14024 2008-06-09 Arnaud Charlet <charlet@adacore.com
14026 * doc/install.texi: Update requirements to build the Ada compiler.
14028 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14030 * df-scan.c (struct df_scan_problem_data): Remove the
14031 mw_link_pool alloc pool.
14032 (df_scan_free_internal): Don't free it.
14033 (df_scan_alloc): Don't allocate it.
14034 * df.h (struct df_link): Update comment.
14036 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14038 * except.h: Correct checks for when SJLJ exceptions must be used.
14040 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14042 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14045 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14047 PR tree-optimization/36218
14048 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14049 configure for the build system.
14050 (BUILD_LDFLAGS): Define.
14051 * configure: Regenerate.
14052 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14054 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14057 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14058 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14059 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14061 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14063 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14065 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14067 * config.gcc (Obsolete configurations): Remove list of
14069 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14070 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14071 targets matched by those patterns.
14072 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14073 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14074 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14075 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14076 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14077 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14078 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14079 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14080 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14081 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14082 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14083 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14084 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14085 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14086 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14087 Make code for Solaris 7 and greater unconditional for Solaris.
14088 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14089 Remove --with-* handling.
14090 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14091 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14092 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14093 LINK_OS_WINDISS_SPEC): Remove.
14094 * config/rs6000/sysv4.opt (mwindiss): Remove.
14095 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14096 * configure: Regenerate.
14097 * doc/cpp.texi: Don't mention BeOS.
14098 * doc/extend.texi (interrupt): Don't mention MS1.
14099 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14100 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14101 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14102 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14103 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14105 * doc/invoke.texi (MT Options): Remove.
14106 (-mwindiss): Remove.
14107 (CRIS Options): Remove cris-axis-aout references.
14108 (HPPA Options): Don't mention hppa1.1-*-pro.
14109 * doc/md.texi: (MorphoTech family): Remove.
14110 * libgcc2.c: Don't handle UWIN.
14111 * config/alpha/t-unicosmk: Remove.
14112 * config/alpha/unicosmk.h: Remove.
14113 * config/arm/kaos-arm.h: Remove.
14114 * config/arm/kaos-strongarm.h: Remove.
14115 * config/arm/strongarm-coff.h: Remove.
14116 * config/arm/strongarm-elf.h: Remove.
14117 * config/arm/strongarm-pe.h: Remove.
14118 * config/arm/t-strongarm-pe: Remove.
14119 * config/arm/t-xscale-coff: Remove.
14120 * config/arm/t-xscale-elf: Remove.
14121 * config/arm/xscale-coff.h: Remove.
14122 * config/arm/xscale-elf.h: Remove.
14123 * config/chorus.h: Remove.
14124 * config/cris/aout.h: Remove.
14125 * config/cris/aout.opt: Remove.
14126 * config/cris/t-aout: Remove.
14127 * config/i386/beos-elf.h: Remove.
14128 * config/i386/kaos-i386.h: Remove.
14129 * config/i386/ptx4-i.h: Remove.
14130 * config/i386/sco5.h: Remove.
14131 * config/i386/sco5.opt: Remove.
14132 * config/i386/sysv4-cpp.h: Remove.
14133 * config/i386/sysv5.h: Remove.
14134 * config/i386/t-beos: Remove.
14135 * config/i386/t-sco5: Remove.
14136 * config/i386/t-uwin: Remove.
14137 * config/i386/uwin.asm: Remove.
14138 * config/i386/uwin.h: Remove.
14139 * config/kaos.h: Remove.
14140 * config/mips/windiss.h: Remove.
14141 * config/mt: Remove directory.
14142 * config/pa/pa-osf.h: Remove.
14143 * config/pa/pa-pro-end.h: Remove.
14144 * config/pa/t-pro: Remove.
14145 * config/ptx4.h: Remove.
14146 * config/rs6000/beos.h: Remove.
14147 * config/rs6000/kaos-ppc.h: Remove.
14148 * config/rs6000/t-beos: Remove.
14149 * config/rs6000/windiss.h: Remove.
14150 * config/sh/kaos-sh.h: Remove.
14151 * config/sol2-6.h: Remove.
14152 * config/sparc/sol26-sld.h: Remove.
14153 * config/sparc/sysv4-only.h: Remove.
14154 * config/vax/bsd.h: Remove.
14155 * config/vax/t-memfuncs: Remove.
14156 * config/vax/ultrix.h: Remove.
14157 * config/vax/vaxv.h: Remove.
14158 * config/windiss.h: Remove.
14160 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14162 PR rtl-optimization/36438
14163 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14164 for vector shifts with constant scalar shift operands.
14166 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14168 * doc/invoke.texi: Document -march=xlr.
14169 * config/mips/xlr.md: New file.
14170 * config/mips/mips.md: Include it.
14172 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14173 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14174 (mips_rtx_cost_data): Likewise.
14176 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14178 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14179 PRE_INC and PRE_DEC cases.
14181 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14183 PR rtl-optimization/36419
14184 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14185 the emitting jump insn.
14188 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14189 is not bool, boolify the whole *expr_p and convert to the desired type.
14191 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14193 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14194 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14195 Add omp_private_outer_ref hook, add another argument to
14196 omp_clause_default_ctor hook.
14197 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14198 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14199 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14200 hook_tree_tree_tree_tree_null.
14201 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14202 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14203 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14204 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14205 * tree.def (OMP_TASK): New tree code.
14206 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14207 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14208 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14209 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14210 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14211 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14212 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14213 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14214 (OMP_DIRECTIVE_P): Add OMP_TASK.
14215 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14216 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14217 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14218 and OMP_CLAUSE_UNTIED entries.
14219 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14221 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14222 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14223 * tree-pretty-print.c (dump_omp_clause): Handle
14224 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14225 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14226 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14227 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14228 warning about unsigned iterators. Change decl/init/cond/incr
14229 arguments to TREE_VECs, check arguments for all collapsed loops.
14230 (c_finish_omp_taskwait): New function.
14231 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14233 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14234 default_function_array_conversion on init. Add par_clauses argument.
14235 If decl is present in parallel's lastprivate clause, change it to
14236 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14237 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14238 collapse count in clauses.
14239 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14240 c_parser_omp_for_loop callers.
14241 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14242 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14243 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14244 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14246 (c_parser_omp_clause_schedule): Handle schedule(auto).
14247 Include correct location in the error message.
14248 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14249 and PRAGMA_OMP_CLAUSE_UNTIED.
14250 (OMP_TASK_CLAUSE_MASK): Define.
14251 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14252 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14253 * tree-nested.c (convert_nonlocal_omp_clauses,
14254 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14255 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14256 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14257 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14259 (conver_nonlocal_reference, convert_local_reference,
14260 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14261 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14262 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14263 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14264 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14265 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14266 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14267 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14268 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14270 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14271 * c-common.h (c_finish_omp_taskwait): New prototype.
14272 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14273 * tree-parloops.c (create_parallel_loop): Create 1 entry
14274 vectors for OMP_FOR_{INIT,COND,INCR}.
14275 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14276 (make_edges): Handle OMP_TASK.
14277 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14278 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14279 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14280 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14281 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14282 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14283 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14284 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14285 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14286 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14287 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14288 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14289 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14290 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14291 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14292 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14293 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14294 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14295 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14296 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14297 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14298 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14299 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14300 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14301 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14302 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14303 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14304 original iterator is present in lastprivate clause or if
14305 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14306 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14307 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14308 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14309 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14310 if it is set, lookup var in outer contexts too. Handle
14311 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14312 to be implicitly determined firstprivate for task regions.
14313 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14314 if it is set, lookup var in outer contexts too. Set
14315 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14316 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14317 OMP_CLAUSE_UNTIED. Take region_type as last argument
14318 instead of in_parallel and in_combined_parallel.
14319 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14321 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14322 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14323 (new_omp_context): Set default_kind to
14324 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14325 (omp_region_type): New enum.
14326 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14327 fields, add region_type.
14328 (new_omp_context): Take region_type as argument instead of is_parallel
14329 and is_combined_parallel.
14330 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14331 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14332 ctx->is_combined_parallel checks.
14333 (gimplify_omp_task): New function.
14334 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14336 * omp-low.c (extract_omp_for_data): Use schedule(static)
14337 for schedule(auto). Handle pointer and unsigned iterators.
14338 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14339 Add loops argument. Extract data for collapsed OMP_FOR loops.
14340 (expand_parallel_call): Assert sched_kind isn't auto,
14341 map runtime schedule to index 3.
14342 (struct omp_for_data_loop): New type.
14343 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14344 Add loop, loops, collapse and iter_type fields.
14345 (workshare_safe_to_combine_p): Disallow combined for if
14346 iter_type is unsigned long long. Don't combine collapse > 1 loops
14347 unless all bounds and steps are constant. Adjust extract_omp_for_data
14349 (expand_omp_for_generic): Handle pointer, unsigned and long long
14350 iterators. Handle collapsed OMP_FOR loops. Adjust
14351 for struct omp_for_data changes. If libgomp function doesn't return
14352 boolean_type_node, add comparison of the return value with 0.
14353 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14354 pointer, unsigned and long long iterators. Adjust for struct
14355 omp_for_data changes.
14356 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14357 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14358 unsigned long long. Allocate loops array, pass it to
14359 extract_omp_for_data. For collapse > 1 loops use always
14360 expand_omp_for_generic.
14361 (omp_context): Add sfield_map and srecord_type fields.
14362 (is_task_ctx, lookup_sfield): New functions.
14363 (use_pointer_for_field): Use is_task_ctx helper. Change first
14364 argument's type from const_tree to tree. Clarify comment.
14365 In OMP_TASK disallow copy-in/out sharing.
14366 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14367 (install_var_field): Add mask argument. Populate both record_type
14368 and srecord_type if needed.
14369 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14371 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14372 and DECL_FIELD_OFFSET.
14373 (scan_sharing_clauses): Adjust install_var_field callers. For
14374 firstprivate clauses on explicit tasks allocate the var by value in
14375 record_type unconditionally, rather than by reference.
14376 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14377 Use is_taskreg_ctx instead of is_parallel_ctx.
14378 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14379 (create_omp_child_function_name): Add task_copy argument, use
14380 *_omp_cpyfn* names if it is true.
14381 (create_omp_child_function): Add task_copy argument, if true create
14382 *_omp_cpyfn* helper function.
14383 (scan_omp_parallel): Adjust create_omp_child_function callers.
14384 Rename parallel_nesting_level to taskreg_nesting_level.
14385 (scan_omp_task): New function.
14386 (lower_rec_input_clauses): Don't run constructors for firstprivate
14387 explicit task vars which are initialized by *_omp_cpyfn*.
14388 Pass outer var ref to omp_clause_default_ctor hook if
14389 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14390 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14391 OMP_CLAUSE_REDUCTION_INIT.
14392 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14393 avoid duplicate setting of fields. Handle
14394 OMP_CLAUSE_PRIVATE_OUTER_REF.
14395 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14396 copy-out if TREE_READONLY, only copy-in.
14397 (expand_task_copyfn): New function.
14398 (expand_task_call): New function.
14399 (struct omp_taskcopy_context): New type.
14400 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14402 (lower_omp_parallel): Rename to...
14403 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14404 Call create_task_copyfn if srecord_type is needed. Adjust
14406 (task_shared_vars): New variable.
14407 (check_omp_nesting_restrictions): Warn if work-sharing,
14408 barrier, master or ordered region is closely nested inside OMP_TASK.
14409 Add warnings for barrier if closely nested inside of work-sharing,
14410 ordered, or master region.
14411 (scan_omp_1): Call check_omp_nesting_restrictions even for
14412 GOMP_barrier calls. Rename parallel_nesting_level to
14413 taskreg_nesting_level. Handle OMP_TASK.
14414 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14415 work-sharing construct, continue looking for them on parent parallel
14417 (lower_omp_for_lastprivate): Add lastprivate clauses
14418 to the beginning of dlist rather than end. Adjust for struct
14419 omp_for_data changes.
14420 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14421 not after it. Handle collapsed OMP_FOR loops, adjust for
14422 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14423 (get_ws_args_for): Adjust extract_omp_for_data caller.
14424 (scan_omp_for): Handle collapsed OMP_FOR
14425 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14426 (lower_omp_single_simple): If libgomp function doesn't return
14427 boolean_type_node, add comparison of the return value with 0.
14428 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14429 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14430 (parallel_nesting_level): Rename to...
14431 (taskreg_nesting_level): ... this.
14432 (is_taskreg_ctx): New function.
14433 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14434 of is_parallel_ctx.
14435 (execute_lower_omp): Rename parallel_nesting_level to
14436 taskreg_nesting_level.
14437 (expand_omp_parallel): Rename to...
14438 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14439 Call omp_task_call for OMP_TASK regions.
14440 (expand_omp): Adjust caller, handle OMP_TASK.
14441 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14443 * bitmap.c (bitmap_default_obstack_depth): New variable.
14444 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14445 if argument is NULL and bitmap_default_obstack is already initialized.
14446 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14448 * matrix-reorg.c (matrix_reorg): Likewise.
14450 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14452 * config/i386/i386.md (*indirect_jump): Macroize using P
14453 mode iterator. Remove !TARGET_64BIT from insn constraints.
14454 (*tablejump_1): Ditto.
14455 (*indirect_jump_rex64): Remove insn pattern.
14456 (*tablejump_1_rex64): Ditto.
14457 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14458 and eh_return_si insn patterns.
14460 2008-06-06 Richard Guenther <rguenther@suse.de>
14462 * tree-ssa-structalias.c (merge_smts_into): Remove.
14463 (find_what_p_points_to): Do not bother to compute the
14464 points-to set for pt_anything pointers.
14465 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14466 for pt_anything pointers is ok.
14468 2008-06-06 Jan Hubicka <jh@suse.cz>
14470 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14472 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14474 * cgraph.c: Fix typos in comments.
14475 (cgraph_availability_names): Fix string typo.
14476 * fold-const.c: Fix typos in comments.
14477 (fold_binary): Fix typo in warning.
14478 * genautomata.c: Fix typos in comments.
14479 (check_presence_pattern_sets): Fix typo in local variable.
14480 (output_description): Fix typo in output.
14481 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14482 * hwint.h: Likewise.
14483 * matrix-reorg.c (check_allocation_function): Likewise.
14484 * omega.c (smooth_weird_equations): Likewise.
14485 * auto-inc-dec.c: Fix typos in comments.
14486 * bb-reorder.c: Likewise.
14487 * builtins.c: Likewise.
14488 * c-common.c: Likewise.
14489 * c-cppbuiltin.c: Likewise.
14490 * c-parser.c: Likewise.
14491 * c-pretty-print.c: Likewise.
14492 * cfgcleanup.c: Likewise.
14493 * cfgexpand.c: Likewise.
14494 * cfghooks.c: Likewise.
14495 * cfglayout.c: Likewise.
14496 * cfgloopmanip.c: Likewise.
14497 * cgraphunit.c: Likewise.
14498 * coverage.c: Likewise.
14499 * dbxout.c: Likewise.
14500 * df-byte-scan.c: Likewise.
14501 * df-core.c: Likewise.
14502 * df-problems.c: Likewise.
14503 * df-scan.c: Likewise.
14505 * dominance.c: Likewise.
14506 * domwalk.c: Likewise.
14508 * dwarf2out.c: Likewise.
14509 * emit-rtl.c: Likewise.
14510 * et-forest.c: Likewise.
14511 * function.c: Likewise.
14512 * function.h: Likewise.
14514 * gcov-io.c: Likewise.
14515 * gcov.c: Likewise.
14516 * gcse.c: Likewise.
14517 * genattrtab.c: Likewise.
14518 * ggc-page.c: Likewise.
14519 * gimplify.c: Likewise.
14520 * gthr-lynx.h: Likewise.
14521 * haifa-sched.c: Likewise.
14522 * ipa-cp.c: Likewise.
14523 * ipa-inline.c: Likewise.
14524 * ipa-prop.h: Likewise.
14525 * ipa-pure-const.c: Likewise.
14526 * ipa-struct-reorg.c: Likewise.
14527 * ipa-struct-reorg.h: Likewise.
14528 * ipa-type-escape.c: Likewise.
14530 * loop-doloop.c: Likewise.
14531 * mips-tfile.c: Likewise.
14532 * mkmap-flat.awk: Likewise.
14533 * mkmap-symver.awk: Likewise.
14534 * modulo-sched.c: Likewise.
14535 * omp-low.c: Likewise.
14536 * optabs.c: Likewise.
14537 * optabs.h: Likewise.
14538 * opts.c: Likewise.
14539 * passes.c: Likewise.
14540 * postreload-gcse.c: Likewise.
14541 * postreload.c: Likewise.
14542 * predict.c: Likewise.
14543 * pretty-print.h: Likewise.
14544 * profile.c: Likewise.
14545 * protoize.c: Likewise.
14546 * ra-conflict.c: Likewise.
14547 * real.c: Likewise.
14548 * recog.c: Likewise.
14549 * regclass.c: Likewise.
14550 * regs.h: Likewise.
14551 * reload.c: Likewise.
14552 * rtl-error.c: Likewise.
14553 * rtlanal.c: Likewise.
14554 * scan.h: Likewise.
14555 * sched-rgn.c: Likewise.
14557 * stmt.c: Likewise.
14558 * target.h: Likewise.
14559 * tree-dfa.c: Likewise.
14560 * tree-eh.c: Likewise.
14561 * tree-flow-inline.h: Likewise.
14562 * tree-inline.c: Likewise.
14563 * tree-into-ssa.c: Likewise.
14564 * tree-loop-distribution.c: Likewise.
14565 * tree-nested.c: Likewise.
14566 * tree-parloops.c: Likewise.
14567 * tree-pass.h: Likewise.
14568 * tree-pretty-print.c: Likewise.
14569 * tree-profile.c: Likewise.
14570 * tree-scalar-evolution.c: Likewise.
14571 * tree-sra.c: Likewise.
14572 * tree-ssa-alias-warnings.c: Likewise.
14573 * tree-ssa-ccp.c: Likewise.
14574 * tree-ssa-coalesce.c: Likewise.
14575 * tree-ssa-dom.c: Likewise.
14576 * tree-ssa-dse.c: Likewise.
14577 * tree-ssa-forwprop.c: Likewise.
14578 * tree-ssa-live.c: Likewise.
14579 * tree-ssa-live.h: Likewise.
14580 * tree-ssa-loop-im.c: Likewise.
14581 * tree-ssa-loop-ivopts.c: Likewise.
14582 * tree-ssa-loop-niter.c: Likewise.
14583 * tree-ssa-loop-prefetch.c: Likewise.
14584 * tree-ssa-phiopt.c: Likewise.
14585 * tree-ssa-phiprop.c: Likewise.
14586 * tree-ssa-sccvn.c: Likewise.
14587 * tree-ssa-ter.c: Likewise.
14588 * tree-ssa-threadupdate.c: Likewise.
14589 * tree-ssa.c: Likewise.
14590 * tree-vect-analyze.c: Likewise.
14591 * tree-vect-transform.c: Likewise.
14592 * tree-vectorizer.c: Likewise.
14593 * tree-vn.c: Likewise.
14594 * tree-vrp.c: Likewise.
14595 * tree.c: Likewise.
14596 * tree.def: Likewise.
14597 * tree.h: Likewise.
14598 * unwind-dw2-fde.c: Likewise.
14599 * unwind.inc: Likewise.
14600 * value-prof.c: Likewise.
14601 * vmsdbgout.c: Likewise.
14603 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14605 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14606 always place FP constants in the TOC for TARGET_POWERPC64.
14607 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14609 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14611 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14612 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14613 enable for TARGET_E500_DOUBLE.
14614 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14615 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14616 floating-point modes like integer modes for E500 double.
14617 (rs6000_legitimate_offset_address_p): Likewise.
14618 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14619 addressing for DDmode for E500 double.
14620 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14621 modes as using 64-bits of registers for E500 double.
14622 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14623 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14624 specially for E500 double.
14625 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14626 TDmode for E500 double.
14627 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14628 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14629 (rs6000_split_multireg_move): Do not handle TDmode specially for
14631 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14632 using 64-bit registers for E500 double.
14633 (emit_frame_save): Do not handle DDmode specially for E500 double.
14634 (gen_frame_mem_offset): Likewise.
14635 (rs6000_function_value): Do not call spe_build_register_parallel
14636 for DDmode or TDmode.
14637 (rs6000_libcall_value): Likewise.
14638 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14639 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14642 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14644 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14647 2008-06-04 Junjie Gu <jgu@tensilica.com>
14649 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14650 comparison for frame pointers.
14652 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14655 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14657 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14660 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14661 register is already smaller or equal to required mode.
14663 2008-06-04 Xinliang David Li <davidxl@google.com>
14665 * tree-call-cdce.c: New file.
14666 (cond_dead_built_in_calls): New static variable.
14667 (input_domain): New struct.
14668 (check_pow): New function.
14669 (check_builtin_call): Ditto.
14670 (check_target_format): Ditto.
14671 (is_call_dce_candidate): Ditto.
14672 (gen_one_condition): Ditto.
14673 (gen_conditions_for_domain): Ditto.
14674 (get_domain): Ditto.
14675 (gen_conditions_for_pow_cst_base): Ditto.
14676 (gen_conditions_for_pow_int_base): Ditto.
14677 (gen_conditions_for_pow): Ditto.
14678 (get_no_error_domain): Ditto.
14679 (gen_shrink_wrap_conditions): Ditto.
14680 (shrink_wrap_one_built_in_call): Ditto.
14681 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14682 (tree_call_cdce): Ditto.
14683 (gate_call_cdce): Ditto.
14684 (pass_call_cdce): New gimple pass.
14685 * passes.c: (init_optimization_passes): New pass.
14686 * tree-pass.h: New pass declaration.
14687 * opts.c (decode_options): New flag setting.
14688 * common.opt: Add -ftree-builtin-call-dce flag.
14689 * Makefile.in: Add new source file.
14690 * tempvar.def: New tv_id.
14691 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14693 2008-06-04 Richard Guenther <rguenther@suse.de>
14695 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14696 (is_call_clobbered): Always check var_ann->call_clobbered.
14697 (mark_call_clobbered): Always set var_ann->call_clobbered.
14698 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14699 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14700 (reset_alias_info): Clear call clobbering info on MTAGs and
14702 (set_pt_anything): Set pt_global_mem.
14703 (create_tag_raw): Adjust comment.
14704 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14706 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14707 Maxim Kuvyrkov <maxim@codesourcery.com>
14709 * config/m68k/m68k.opt (mxgot): New option.
14710 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14711 (m68k_output_addr_const_extra): New.
14712 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14713 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14714 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14715 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14717 2008-06-04 Richard Guenther <rguenther@suse.de>
14719 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14720 negative or non-representable offsets.
14722 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14724 * config/i386/i386.c (ix86_gen_leave): New.
14725 (ix86_gen_pop1): Likewise.
14726 (ix86_gen_add3): Likewise.
14727 (ix86_gen_sub3): Likewise.
14728 (ix86_gen_sub3_carry): Likewise.
14729 (ix86_gen_one_cmpl2): Likewise.
14730 (ix86_gen_monitor): Likewise.
14731 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14732 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14733 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14734 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14735 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14736 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14737 (ix86_expand_epilogue): Updated.
14738 (print_operand): Handle integer register operand for 'z'.
14739 (ix86_expand_strlensi_unroll_1): Likewise.
14740 (ix86_expand_strlen): Likewise.
14741 (ix86_expand_builtin): Likewise.
14742 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14743 mov{q}/mov{l} and add{q}/add{l}.
14745 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14747 * config/i386/i386.md (P): New mode iterator.
14748 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14749 using P mode iterator.
14750 (DFmode push_operand splitter): Ditto.
14751 (XFmode push_operand splitter): Ditto.
14752 (DFmode float_extend SFmode push_operand splitter): Ditto.
14753 (XFmode float_extend SFmode push_operand splitter): Do not generate
14754 SImode pushes for 64bit target. Macroize Dimode and SImode
14755 pushes using P mode iterator.
14756 (XFmode float_extend DFmode push_operand splitter): Ditto.
14758 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14760 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14761 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14762 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14763 return type to int.
14764 (ix86_call_abi_override): Remove check for call_used_regs.
14766 2008-06-03 Richard Guenther <rguenther@suse.de>
14768 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14769 for the lhs of calls if the return type contains pointers.
14771 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14773 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14774 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14775 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14776 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14777 of cfun and DEFAULT_ABI to deceide abi mode.
14778 (DEFAULT_ABI): New.
14779 (REG_PARM_STACK_SPACE): Removed.
14780 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14781 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14782 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14783 (ix86_function_abi): Likewise.
14784 (ix86_function_type_abi): Likewise.
14785 (ix86_call_abi_override): Likewise.
14786 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14787 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14788 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14789 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14791 (X86_64_REGPARM_MAX): New.
14792 (X86_64_SSE_REGPARM_MAX): New.
14793 (X64_REGPARM_MAX): New.
14794 (X64_SSE_REGPARM_MAX): New.
14795 (X86_32_REGPARM_MAX): New.
14796 (X86_32_SSE_REGPARM_MAX): New.
14797 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14798 (ix86_function_regparm): Handle user calling abi.
14799 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14800 by DEFAULT_ABI versus SYSV_ABI check.
14801 (ix86_reg_parm_stack_space): New.
14802 (ix86_function_type_abi): New.
14803 (ix86_call_abi_override): New.
14804 (ix86_function_abi): New.
14805 (ix86_cfun_abi): New.
14806 (init_cumulative_args): Call abi specific initialization.
14807 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14808 (function_arg_64): Extend SSE_REGPARM_MAX check.
14809 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14810 (ix86_pass_by_reference): Likewise.
14811 (ix86_function_value_regno_p): Likewise.
14812 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14813 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14814 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14815 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14816 (setup_incoming_varargs_64): Adjust regparm for call abi.
14817 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14818 (ix86_va_start): Likewise.
14819 (ix86_gimplify_va_arg): Likewise.
14820 (ix86_expand_prologue): Likewise.
14821 (output_pic_addr_const): Likewise.
14822 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14823 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14824 (x86_output_mi_thunk): Likewise.
14825 (x86_function_profiler): Likewise.
14826 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14827 (SYSV_ABI, MS_ABI): New constants.
14828 (DEFAULT_ABI): New.
14829 (init_regs): Add prototype of function in regclass.c file.
14830 (OVERRIDE_ABI_FORMAT): New.
14831 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14832 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14833 (OUTGOING_REG_PARM_STACK_SPACE): New.
14834 (ix86_reg_parm_stack_space): New prototype.
14835 (CUMULATIVE_ARGS): Add call_abi member.
14836 (machine_function): Add call_abi member.
14837 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14838 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14840 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14843 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14844 (avr_builtin_setjmp_frame_value): New function.
14845 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14846 (nonlocal_goto): Define.
14848 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14850 * config/mips/mips.c (mips_emit_loadgp): Return early if
14851 there is nothing do to, otherwise emit a blockage if
14852 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14853 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14855 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14857 * configure.ac: Drop unneeded backslash ending up in config.in.
14858 * acinclude.m4: Likewise.
14859 * config.in: Regenerate.
14861 2008-05-26 Jan Hubicka <jh@suse.cz>
14863 * predict.c (maybe_hot_frequency_p): Break out of...
14864 (maybe_hot_bb_p): ... here.
14865 (maybe_hot_edge_p): New.
14866 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14867 * basic-block.h (maybe_hot_edge_p): Declare.
14869 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14871 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14872 (*cmpfp_<mode>_cc): Ditto.
14873 (*fp_jcc_8<mode>_387): Ditto.
14874 (*fop_<MODEF:mode>_2_i387): Ditto.
14875 (*fop_<MODEF:mode>_3_i387): Ditto.
14876 (*fop_xf_2_i387): Ditto.
14877 (*fop_xf_3_i387): Ditto.
14879 2008-06-02 Tomas Bily <tbily@suse.cz>
14881 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14883 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14885 * config/mips/mips.c (mips_valid_offset_p): New function.
14886 (mips_valid_lo_sum_p): Likewise.
14887 (mips_classify_address): Use them.
14888 (mips_force_address): New function.
14889 (mips_legitimize_address): Use it.
14890 * config/mips/mips.md (MOVE128): New mode iterator.
14891 (movtf): Require TARGET_64BIT. Remove empty strings.
14892 (*movtf_internal): Rename to...
14893 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14894 of "R" and use {,fp}{load,store} attributes instead of "multi".
14895 Use a separate define_split.
14896 (*movtf_mips16): New pattern.
14898 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14900 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14901 * config/mips/mips.c (mips_expand_before_return): New function.
14902 (mips_expand_epilogue): Call it.
14903 * config/mips/mips.md (return): Turn into a define_expand.
14904 (*return): New insn.
14906 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14908 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14909 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14910 functions. Do not emit uses and clobbers of CONCATs; individually
14911 use and clobber their operands.
14912 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14913 gen_clobber, emit_use and gen_use.
14914 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14915 (expand_builtin_return): Likewise.
14916 * cfgbuild.c (count_basic_blocks): Likewise.
14917 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14918 * explow.c (emit_stack_restore): Likewise.
14919 * expmed.c (extract_bit_field_1): Likewise.
14920 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14921 (emit_move_multi_word, store_constructor): Likewise.
14922 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14923 (thread_prologue_and_epilogue_insns): Likewise.
14924 * lower-subreg.c (resolve_simple_move): Likewise.
14925 * optabs.c (widen_operand, expand_binop): Likewise.
14926 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14927 * reload.c (find_reloads): Likewise.
14928 * reload1.c (eliminate_regs_in_insn): Likewise.
14929 * stmt.c (expand_nl_goto_receiver): Likewise.
14930 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14931 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14932 * config/arm/arm.c (arm_load_pic_register): Likewise.
14933 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14934 * config/arm/arm.md (untyped_return): Likewise.
14935 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14936 * config/avr/avr.c (expand_prologue): Likewise.
14937 * config/bfin/bfin.c (do_unlink): Likewise.
14938 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14939 * config/cris/cris.c (cris_expand_prologue): Likewise.
14940 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14941 (machopic_legitimize_pic_address): Likewise.
14942 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14943 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14944 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14945 (ix86_expand_convert_uns_didf_sse): Likewise.
14946 (ix86_expand_vector_init_general): Likewise.
14947 * config/ia64/ia64.md (eh_epilogue): Likewise.
14948 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14949 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14950 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14951 (config/iq2000/iq2000.c): Likewise.
14952 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14953 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14954 (builtin_longjmp): Likewise.
14955 * config/mn10300/mn10300.md (call, call_value): Likewise.
14956 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14957 * config/pdp11/pdp11.md (abshi2): Likewise.
14958 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14959 * config/s390/s390.c (s390_emit_prologue): Likewise.
14960 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14961 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14962 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14963 * config/sh/sh.c (prepare_move_operands): Likewise.
14964 (output_stack_adjust, sh_expand_epilogue): Likewise.
14965 (sh_set_return_address, sh_expand_t_scc): Likewise.
14966 * config/sparc/sparc.c (load_pic_register): Likewise.
14967 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14968 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14969 * config/v850/v850.c (expand_epilogue): Likewise.
14971 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14973 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14974 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14975 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14976 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14977 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14978 stack pointer register.
14979 (output_movhi): Remove code for interrupt specific writing to the
14980 stack pointer register.
14982 2008-05-31 Richard Guenther <rguenther@suse.de>
14984 PR tree-optimization/34244
14985 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14986 (tree_expr_nonzero_warnv_p): Likewise.
14987 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14988 ssa_name_nonnegative_p.
14989 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14990 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14991 not tree_expr_nonzero_warnv_p.
14993 PR tree-optimization/36262
14995 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14997 PR tree-optimization/34244
14998 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14999 (record_numbers_of_iterations): New function.
15000 (execute_vrp): Cache the numbers of iterations of loops.
15001 * tree-scalar-evolution.c (scev_reset_except_niters):
15003 (scev_reset): Use scev_reset_except_niters.
15004 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15006 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15008 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15009 __WORKAROUND_RETS when appropriate.
15011 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15013 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15014 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15016 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15017 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15018 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15019 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15020 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15021 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15022 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15023 *fop_df_1_sse insn patterns using MODEF mode iterator.
15024 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15025 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15026 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15027 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15028 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15029 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15030 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15031 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15032 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15033 (*fop_xf_5_i387): Ditto.
15034 (*fop_xf_6_i387): Ditto.
15036 2008-05-30 Richard Guenther <rguenther@suse.de>
15038 * builtins.c (build_string_literal): Avoid generating
15039 a non-gimple_val result.
15041 2008-05-30 DJ Delorie <dj@redhat.com>
15043 * exec-tool.in: Use an environment variable (private) instead of a
15044 file (shared) as a semaphore, so as to not break parallel builds.
15046 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15048 * optabs.c (maybe_encapsulate_block): Remove.
15049 (emit_libcall_block): Adjust accordingly.
15050 * optabs.h (maybe_encapsulate_block): Remove prototype.
15052 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15053 Don't use maybe_encapsulate_block.
15055 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15057 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15058 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15059 rtx is a SYMBOL_REF before calling get_pool_constant.
15061 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15063 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15065 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15067 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15068 rather than OS names to choose INO_T_EQ definition.
15069 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15070 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15072 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15075 * config/darwin-f.c: New.
15076 * config/t-darwin: Added rule to build darwin-f.o.
15077 * config.gcc: Defined new variable, fortran_target_objs.
15078 (*-*-darwin*): Set fortran_target_objs.
15079 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15080 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15081 * configure: Regenerated.
15083 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15086 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15087 canonical type if needed.
15089 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15091 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15093 2008-05-29 Richard Guenther <rguenther@suse.de>
15095 PR tree-optimization/36343
15096 PR tree-optimization/36346
15097 PR tree-optimization/36347
15098 * tree-flow.h (clobber_what_p_points_to): Declare.
15099 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15100 pointed-to variable is dereferenced is irrelevant to whether
15101 the pointer can access the pointed-to variable.
15102 (clobber_what_p_points_to): New function.
15103 * tree-ssa-alias.c (set_initial_properties): Use it.
15104 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15105 call clobber check for NMTs.
15107 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15109 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15110 for printing gcov_type.
15112 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15114 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15115 and the eh region information.
15116 * value-prof.c (gimple_move_stmt_histograms): New function.
15117 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15119 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15121 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15123 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15125 * value-prof.c (tree_ic_transform): Print counts.
15126 * tree-profile.c (tree_gen_ic_func_profiler):
15127 Clear __gcov_indreict_call_callee variable to avoid misattribution
15130 2008-05-28 Rafael EspÃ
\83Ândola <espindola@google.com>
15132 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15135 2008-05-28 Richard Guenther <rguenther@suse.de>
15137 PR tree-optimization/36339
15138 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15139 and clobbering code out of the loop.
15141 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15143 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15146 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15147 s390_contiguous_bitmask_p, s390_symref_operand_p,
15148 s390_check_symref_alignment, s390_reload_larl_operand,
15149 s390_reload_symref_address): New functions.
15150 (s390_branch_condition_mnemonic): Support compare and branch
15152 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15153 and 'W' constraints.
15154 (s390_secondary_reload): Add secondary reloads for unaligned
15155 symbol refs or symbol refs to floating point or QI/TI mode
15157 (legitimate_address_p): Accept symbol references as addresses.
15158 (s390_expand_insv): Use rotate and insert selected bits
15159 instruction for insv when building for z10.
15160 (print_operand_address): Handle symbol ref addresses.
15161 (print_operand): Output modifier 'c' added for signed byte values.
15162 (s390_encode_section_info): Mark symbol refs with
15163 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15165 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15166 (length attribute): RRF, RRR have 4 byte length.
15167 (FPALL, INTALL): New mode iterators added.
15168 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15169 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15170 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15171 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15172 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15173 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15174 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15175 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15177 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15178 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15179 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15180 reload<INTALL:mode><P:mode>_toreg_z10,
15181 reload<FPALL:mode><P:mode>_tomem_z10,
15182 reload<FPALL:mode><P:mode>_toreg_z10,
15183 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15184 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15185 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15186 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15188 (movmem, clrmem, cmpmem): New splitters added.
15190 * config/s390/predicates.md (larl_operand): Use
15191 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15192 SYMBOL_REF_ALIGN1_P.
15193 (s390_signed_integer_comparison,
15194 s390_unsigned_integer_comparison): New predicates.
15196 * config/s390/s390-protos.h (s390_check_symref_alignment,
15197 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15198 s390_reload_symref_address,
15199 s390_compare_and_branch_condition_mask): Prototypes added.
15201 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15202 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15203 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15205 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15207 * config/s390/s390.c (z10_cost): New cost function for z10.
15208 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15209 (s390_issue_rate): Adjust issue rate for z10.
15210 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15211 (processor_flags): Add PF_Z10.
15212 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15213 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15214 * gcc/config.gcc: Add z10.
15216 2008-05-28 Richard Guenther <rguenther@suse.de>
15218 PR tree-optimization/36291
15219 * tree-flow. h (struct gimple_df): Remove var_anns member.
15220 * tree-flow-inline.h (gimple_var_anns): Remove.
15221 (var_ann): Simplify.
15222 * tree-dfa.c (create_var_ann): Simplify.
15223 (remove_referenced_var): Clear alias info from var_anns of globals.
15224 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15225 (delete_tree_ssa): Clear alias info from var_anns of globals.
15226 Do not free var_anns.
15227 (var_ann_eq): Remove.
15228 (var_ann_hash): Likewise.
15230 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15232 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15233 and loongson2f entries.
15234 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15235 * config/mips/mips.h (processor_type): Add Loongson-2E
15236 and Loongson-2F entries.
15237 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15238 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15239 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15240 * doc/invoke.texi (MIPS Options): Document loongson2e
15241 and loongson2f processor names.
15243 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15247 * config/i386/i386.c (ix86_function_arg_boundary): Use
15248 alignment of canonical type.
15249 (ix86_expand_vector_move): Check unaligned memory access for
15252 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15254 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15255 Moved to the front of file.
15257 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15258 H.J. Lu <hongjiu.lu@intel.com>
15260 * dwarf2out.c (current_fde): New.
15262 (lookup_cfa:): Likewise.
15263 (dwarf2out_end_epilogue): Likewise.
15264 (dwarf2out_note_section_used): Likewise.
15266 2008-05-27 Michael Matz <matz@suse.de>
15269 * c.opt (Wenum-compare): New warning option.
15270 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15272 2008-05-27 Michael Matz <matz@suse.de>
15274 PR middle-end/36326
15275 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15277 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15278 into memory as tail calls.
15280 2008-05-27 Richard Guenther <rguenther@suse.de>
15282 PR tree-optimization/36339
15283 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15284 pointers cause all addressable variables to be call clobbered.
15286 2008-05-27 Richard Guenther <rguenther@suse.de>
15288 PR tree-optimization/36245
15289 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15291 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15293 * config/s390/s390.md: Replace all occurences of the 'm'
15294 constraint with 'RT'.
15296 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15298 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15300 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15302 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15303 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15304 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15306 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15308 * reload.c: (find_reloads): Skip alternatives according to the
15309 "enabled" attribute. Constify the constraint variable.
15310 * recog.c (get_attr_enabled): Add default implementation.
15311 (extract_insn): Set the alternative_enabled_p array
15312 in the recog_data struct.
15313 (preprocess_constraints, constrain_operands): Skip
15314 alternatives according to the "enabled" attribute
15315 * recog.h (struct recog_data): New field alternative_enabled_p.
15316 (skip_alternative): New inline function.
15317 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15318 (record_reg_classes): Skip alternative according to the
15319 "enabled" attribute.
15321 * doc/md.texi: Add documention for the "enabled" attribute.
15323 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15325 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15326 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15327 constraint with TARGET_MEM_CONSTRAINT.
15328 * recog.c (asm_operand_ok, preprocess_constraints,
15329 constrain_operands): Likewise.
15330 * regclass.c (record_reg_classes): Likewise.
15331 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15332 * reload1.c (maybe_fix_stack_asms): Likewise.
15333 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15334 * recog.h: Adjust comment.
15335 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15336 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15337 * doc/md.texi: Add a note to description of 'm' constraint.
15338 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15340 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15342 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15343 that the bitfield is of integral type before testing its precision.
15345 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15346 Sa Liu <saliu@de.ibm.com>
15348 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15349 __modti3, __udivti3, __umodti3 and __udivmodti4.
15350 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15351 that implement TImode mul and div functions.
15352 * config/spu/multi3.c: New. Implement __multi3.
15353 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15354 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15357 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15359 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15360 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15361 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15362 tls_sysv_suffix): New mode and mode attribute iterators.
15363 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15364 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15365 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15366 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15367 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15370 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15372 PR tree-optimization/36329
15373 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15374 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15375 * cgraphbuild.c (initialize_inline_failed): Use the latter
15376 macro in lieu of the former.
15377 * ipa-inline.c (cgraph_mark_inline): Likewise.
15378 (cgraph_decide_inlining_of_small_function): Likewise.
15379 (cgraph_decide_inlining): Likewise.
15380 (cgraph_decide_inlining_incrementally): Likewise.
15382 2008-05-26 Tristan Gingold <gingold@adacore.com>
15383 Anatoly Sokolov <aesok@post.ru>
15385 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15386 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15387 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15388 optimization for 'avr6' architecture.
15390 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15393 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15395 2008-05-26 Richard Guenther <rguenther@suse.de>
15397 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15398 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15400 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15402 PR middle-end/36253
15403 * caller-save.c (insert_restore): Verify alignment of spill space.
15404 (insert_save): Likewise.
15405 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15406 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15407 (STACK_SLOT_ALIGNMENT): Likewise.
15408 * function.c (LOCAL_ALIGNMENT): Removed.
15409 (get_stack_local_alignment): New.
15410 (assign_stack_local): Use it. Set alignment on stack slot.
15411 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15412 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15413 (STACK_SLOT_ALIGNMENT): New.
15414 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15415 stack slot in XFmode.
15417 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15419 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15422 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15423 argument operand in rax isn't removed.
15425 2008-05-26 Richard Guenther <rguenther@suse.de>
15427 PR middle-end/36300
15428 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15429 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15431 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15434 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15436 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15438 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15439 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15441 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15443 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15444 build a trampoline if we don't want one.
15445 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15446 return zero for nested functions if we don't want a trampoline.
15448 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15450 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15452 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15455 * c.opt: Removed undocumented option '-lang-fortran'.
15456 * c-common.h: Removed global variable 'lang_fortran'.
15457 * c-opts.c (c_common_handle_option): Removed code to handle
15458 option '-lang-fortran'. Updated includes.
15459 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15460 definition of '__GFORTRAN__'.
15461 (define__GNUC__): Reimplemented to use BASEVER and
15462 cpp_define_formatted.
15463 (builtin_define_with_value_n): Removed.
15464 * c-incpath.h: Renamed to ...
15465 * incpath.h: ... this.
15466 * c-incpath.c: Renamed to ...
15467 * incpath.c: ... this. Updated includes.
15468 * fix-header.c: Updated includes.
15469 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15470 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15471 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15473 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15475 * tree.h: Update the table of flags used on tree nodes.
15476 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15477 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15478 (FORCED_LABEL): Add access check.
15479 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15480 (ASM_INPUT_P): Likewise.
15481 (ASM_VOLATILE_P): Likewise.
15482 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15483 (OMP_SECTION_LAST): Access private_flag directly.
15484 (OMP_RETURN_NOWAIT): Likewise.
15485 (OMP_PARALLEL_COMBINED): Likewise.
15486 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15487 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15488 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15489 deprecated_flag directly.
15491 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15493 * final.c (frame_pointer_needed): Removed.
15494 * flags.h (frame_pointer_needed): Likewise.
15496 * function.h (rtl_data): Add frame_pointer_needed.
15497 (frame_pointer_needed): New.
15499 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15501 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15503 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15505 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15508 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15510 * c-common.c (strip_array_types): Move function to..
15512 (get_inner_array_type): Delete.
15513 * c-common.h (strip_array_types): Move declaration to..
15515 (get_inner_array_type): Delete.
15516 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15517 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15518 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15519 * config/pa/pa.c (emit_move_sequence): Likewise.
15521 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15523 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15526 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15528 * function.c: Include target hook for nonlocal_goto frame value.
15530 2008-05-24 Richard Guenther <rguenther@suse.de>
15532 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15533 variable can be only accessed through a pointer or a union.
15535 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15537 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15538 * doc/extend.texi: Likewise.
15540 2008-05-23 DJ Delorie <dj@redhat.com>
15542 * config/m32c/jump.md (untyped_call): Add.
15544 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15545 for A24 to PSImode.
15546 (m32c_address_cost): Detail costs for indirect offsets.
15548 2008-05-23 Rafael EspÃ
\83Ândola <espindola@google.com>
15550 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15551 if a node is a SUBREG.
15552 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15555 2008-05-23 Paul Brook <paul@codesourcery.com>
15556 Carlos O'Donell <carlos@codesourcery.com>
15558 * doc/extend.texi: Clarify use of __attribute__((naked)).
15559 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15560 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15561 * function.c (use_register_for_decl): Use
15562 targetm.calls.allocate_stack_slots_for_args.
15563 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15564 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15565 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15567 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15569 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15571 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15573 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15574 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15575 is only rounded once.
15577 2008-05-23 Richard Guenther <rguenther@suse.de>
15579 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15581 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15582 Jakub Jelinek <jakub@redhat.com>
15585 * configure.ac: Handle --enable-cld.
15586 * configure: Regenerated.
15587 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15588 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15589 (ix86_current_function_needs_cld): New define.
15590 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15591 (cld): New isns pattern.
15592 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15593 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15594 * config/i386/i386.opt (mcld): New option.
15595 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15596 TARGET_CLD and ix86_current_function_needs_cld.
15597 (override_options): Use -mcld by default for 32-bit code if
15600 * doc/install.texi (Options specification): Document --enable-cld.
15601 * doc/invoke.texi (Machine Dependent Options)
15602 [i386 and x86-64 Options]: Add -mcld option.
15603 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15605 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15606 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15607 (return_in_memory_64): Likewise.
15608 (return_in_memory_ms_64): Likewise.
15610 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15612 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15613 * builtins.c (fold_builtin_fpclassify): New.
15614 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15615 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15616 * c-common.c (handle_type_generic_attribute): Adjust to accept
15617 fixed arguments before an elipsis.
15618 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15619 * doc/extend.texi: Document __builtin_fpclassify.
15621 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15623 * omp-low.c (gate_expand_omp_ssa): Remove.
15624 (pass_expand_omp_ssa): Remove.
15625 (gate_expand_omp): Do not check for flag_openmp_ssa.
15626 * common.opt (-fopenmp-ssa): Remove.
15627 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15629 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15631 * config/sh/sh.opt (mfixed-range): New option.
15632 * config/sh/sh-protos.h (sh_fix_range): Declare.
15633 * config/sh/sh.c (sh_fix_range): New function.
15634 * config/sh/sh.h (sh_fixed_range_str): Declare.
15635 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15637 * doc/invoke.texi (SH Options): Document -mfixed-range.
15639 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15641 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15642 it before the redeclaration.
15644 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15646 * config/avr/avr.c (get_sequence_length): Add new function.
15647 (expand_prologue, expand_epilogue): Remove duplicate code.
15649 2008-05-22 Rafael EspÃ
\83Ândola <espindola@google.com>
15651 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15654 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15656 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15657 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15659 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15660 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15661 (vect_update_misalignment_for_peel): Likewise.
15662 (vector_alignment_reachable_p): Likewise.
15663 * tree-vect-transform.c (vectorizable_load): Likewise.
15664 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15665 (get_vectype_for_scalar_type): Pass mode of scalar_type
15666 to UNITS_PER_SIMD_WORD.
15668 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15669 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15670 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15671 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15672 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15674 2008-05-22 Ira Rosen <irar@il.ibm.com>
15676 PR tree-optimization/36293
15677 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15678 if the first load must be skipped because of a gap.
15680 2008-05-22 Richard Guenther <rguenther@suse.de>
15682 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15683 more cases of offset disambiguation that is possible if
15684 strict-aliasing rules apply.
15685 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15686 for basic offset and type-based disambiguation.
15688 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15690 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15691 ix86_expand_vector_set on V16QImode for SSE4.1.
15693 2008-05-21 Tom Tromey <tromey@redhat.com>
15695 * c.opt (Wimport): Mark as undocumented.
15696 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15698 (Warning Options): Likewise.
15699 * doc/cppopts.texi: Don't mention -Wimport.
15701 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15703 PR tree-optimization/36287
15704 PR tree-optimization/36286
15705 * lambda-code.c (build_access_matrix): Do not use the loop->num
15706 for computing the number of induction variables: use the loop depth
15709 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15712 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15713 option -f(no-)leading-underscore.
15715 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15717 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15718 GET_MODE_NUNITS (mode).
15720 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15722 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15723 (-mmulhw): Add 464 to description.
15724 (-mdlmzb): Likewise.
15725 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15726 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15728 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15729 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15730 * config/rs6000/rs6000.md: Update comments for 464.
15732 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15734 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15736 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15738 * config/i386/sse.md (vec_extractv4sf): Removed.
15739 (vec_extractv2df): Likewise.
15740 (vec_extractv2di): Likewise.
15741 (vec_extractv4si): Likewise.
15742 (vec_extractv8hi): Likewise.
15743 (vec_extractv16qi): Likewise.
15744 (vec_extract<mode>): New.
15746 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15748 * config/i386/sse.md (vec_setv4sf): Removed.
15749 (vec_setv2df): Likewise.
15750 (vec_setv2di): Likewise.
15751 (vec_setv4si): Likewise.
15752 (vec_setv8hi): Likewise.
15753 (vec_setv16qi): Likewise.
15754 (vec_set<mode>): New.
15756 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15758 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15759 goto for vec_concat and vec_interleave.
15761 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15763 * config/i386/sse.md (vec_initv4sf): Removed.
15764 (vec_initv2df): Likewise.
15765 (vec_initv2di): Likewise.
15766 (vec_initv4si): Likewise.
15767 (vec_initv8hi): Likewise.
15768 (vec_initv16qi): Likewise.
15769 (vec_init<mode>): New.
15771 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15773 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15775 2008-05-21 Tom Tromey <tromey@redhat.com>
15777 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15778 (zone_find_object_offset): Likewise.
15779 (gt_ggc_m_S): Likewise.
15780 (highest_bit): Likewise.
15781 * ggc-page.c (gt_ggc_m_S): New function.
15782 * stringpool.c (string_stack): Remove.
15783 (init_stringpool): Update.
15784 (ggc_alloc_string): Use ggc_alloc.
15785 (maybe_delete_ident): New function.
15786 (ggc_purge_stringpool): Likewise.
15787 (gt_ggc_m_S): Remove.
15788 * ggc-common.c (ggc_protect_identifiers): New global.
15789 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15790 ggc_protect_identifiers.
15791 * ggc.h (ggc_protect_identifiers): Declare.
15792 (gt_ggc_m_S): Update.
15793 (ggc_purge_stringpool): Declare.
15794 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15795 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15797 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15799 2008-05-21 David S. Miller <davem@davemloft.net>
15801 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15804 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15806 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15809 2008-05-20 David Daney <ddaney@avtrex.com>
15811 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15812 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15813 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15814 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15815 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15816 (atomic_hiqi_op): New define_code_iterator.
15817 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15818 mips_expand_compare_and_swap_12.
15819 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15820 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15821 (sync_<optab><mode>, sync_old_<optab><mode>,
15822 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15823 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15824 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15825 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15826 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15827 (test_and_set_12): New insn.
15828 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15829 sync_new_<optab><mode>, sync_old_nand<mode>,
15830 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15831 clobber to operand 0 for SI and DI mode insns.
15832 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15833 mips_gen_fn_4): New typedefs.
15834 (mips_gen_fn_ptrs): Define new union type.
15835 (mips_expand_compare_and_swap_12): Remove declaration.
15836 (mips_expand_atomic_qihi): Declare function.
15837 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15838 (mips_expand_atomic_qihi): ... this. Use new generator function
15840 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15841 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15842 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15843 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15844 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15845 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15846 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15847 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15848 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15849 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15852 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15854 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15857 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15859 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15860 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15861 (avr_attribute_table): Add 'OS_main' function attribute.
15862 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15863 functions with 'OS_main' attribute.
15865 2008-05-20 Richard Guenther <rguenther@suse.de>
15867 PR tree-optimization/35204
15868 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15869 helper, split out from ...
15870 (DFS): ... here. Make the DFS walk non-recursive.
15872 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15873 Jan Sjodin <jan.sjodin@amd.com>
15875 PR tree-optimization/36181
15876 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15877 (parallelize_loops): Don't parallelize when the loop has vector
15880 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15881 Sebastian Pop <sebastian.pop@amd.com>
15883 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15884 matrix, and never look at the tree representation of the memory
15886 (linear_transform_loops): Computes parameters and access matrices.
15887 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15889 (access_matrix_get_index_for_parameter): New.
15890 * tree-data-ref.h (struct access_matrix): New.
15891 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15892 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15893 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15894 am_vector_index_for_loop): New.
15895 (struct data_reference): Add field access_matrix.
15896 (DR_ACCESS_MATRIX): New.
15897 (compute_data_dependences_for_loop): Update declaration.
15898 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15899 * lambda.h (lambda_vector_vec_p): Declared.
15900 * lambda-code.c: Depend on pointer-set.h.
15901 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15902 av_for_af_base, av_for_af, build_access_matrix,
15903 lambda_compute_access_matrices): New.
15904 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15906 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15908 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15909 $SOURCEDIR/include.
15911 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15912 Sebastian Pop <sebastian.pop@amd.com>
15914 PR tree-optimization/36206
15915 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15917 (instantiate_scev_1): Rename flags to fold_conversions.
15918 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15919 outeside instantiation_loop.
15920 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15921 (evolution_function_is_affine_or_constant_p): Removed.
15922 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15924 (analyze_siv_subscript): Pass in the loop nest number.
15925 Call evolution_function_is_affine_in_loop instead of
15926 evolution_function_is_affine_p.
15927 (analyze_overlapping_iterations): Pass in the loop nest number.
15929 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15930 Sebastian Pop <sebastian.pop@amd.com>
15932 PR tree-optimization/36206
15933 * tree-chrec.h (chrec_fold_op): New.
15934 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15937 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15939 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15941 (remove_duplicates): Do not set inode on non-inode systems.
15944 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15946 * config.gcc (tm_file): Update comments about relative pathnames.
15948 2008-05-20 Richard Guenther <rguenther@suse.de>
15950 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15951 * tree-ssa-sccvn.c (process_scc): Likewise.
15952 * tree-ssa-sink.c (execute_sink_code): Likewise.
15953 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15954 * tree-vrp.c (process_assert_insertions): Likewise.
15955 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15956 (perform_tree_ssa_dce): Likewise.
15957 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15958 (dump_dominator_optimization_stats): Likewise.
15959 * tree-vectorizer.c (vectorize_loops): Likewise.
15961 2008-05-20 Richard Guenther <rguenther@suse.de>
15963 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15965 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15967 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15968 (ix86_i386elf_return_in_memory): Likewise.
15969 (ix86_i386interix_return_in_memory): Likewise.
15970 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15971 (SUBTARGET_RETURN_IN_MEMORY): New.
15972 * config/i386/i386elf.h: Likewise.
15973 * config/i386/ptx4-i.h: Likewise.
15974 * config/i386/sol2-10.h: Likewise.
15975 * config/i386/sysv4.h: Likewise.
15976 * config/i386/vx-common.h: Likewise.
15977 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15978 * config/i386/i386.c (ix86_return_in_memory): Made static and
15979 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15980 (ix86_i386elf_return_in_memory): Removed.
15981 (ix86_i386interix_return_in_memory): Removed.
15982 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15983 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15985 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15987 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15989 2008-05-19 Xinliang David Li <davidxl@google.com>
15991 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15993 * common.opt: Ditto.
15994 * doc/invoke.texi: Ditto.
15996 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15998 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15999 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16001 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16003 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16004 sizes of operand array from 8/4 to 4/2.
16005 (ix86_expand_vector_init_general): Change size of operand array
16006 from 32 to 16. Remove op0, op1 and half_mode.
16008 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16010 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16011 (ix86_expand_vector_init_interleave): Likewise.
16012 (ix86_expand_vector_init_general): Use them. Assert
16013 word_mode == SImode when n_words == 4.
16015 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16017 * config/i386/i386.c (ix86_secondary_reload): New static function.
16018 (TARGET_SECONDARY_RELOAD): New define.
16019 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16020 * config/i386/i386.md (reload_outqi): Remove.
16022 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16024 PR middle-end/35509
16025 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16026 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16027 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16028 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16029 (fold_builtin_1): Likewise.
16030 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16031 c-common.c (check_builtin_function_arguments): Handle
16032 BUILT_IN_ISINF_SIGN.
16033 * doc/extend.texi: Document __builtin_isinf_sign.
16034 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16036 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16038 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16039 EH cleanup at the end of the pass, search for those that have been
16040 turned into forwarder blocks and do the cleanup on their successor.
16042 2008-05-18 Richard Guenther <rguenther@suse.de>
16044 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16045 pointers to sizetype and vice versa.
16047 2008-05-18 Xinliang David Li <davidxl@google.com>
16049 * gcc/tree-ssa-dce.c: Coding style fix.
16050 (check_pow): Documentation comment.
16051 (check_log): Documenation comment. Coding style fix.
16052 (is_unnecessary_except_errno_call): Ditto.
16053 (gen_conditions_for_pow): Ditto.
16054 (gen_conditions_for_log): Ditto.
16055 (gen_shrink_wrap_conditions): Ditto.
16056 (shrink_wrap_one_built_in_calls): Ditto.
16057 * gcc/doc/invoke.texi: Better documentation string.
16058 * ChangeLog: Fix wrong change log entries from
16059 May 17 checkin on function call DCE.
16061 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16063 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16065 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16067 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16068 * df-problems.c (simulation routines): Fixed block comment to
16069 properly say how to add forwards scanning functions.
16071 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16073 * tree-inline.c (setup_one_parameter): Remove dead code.
16075 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16077 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16078 a BIT_AND_EXPR only for an INTEGER_TYPE.
16080 2008-05-17 Xinliang David Li <davidxl@google.com>
16082 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16083 (check_pow, check_log, is_unnecessary_except_errno_call): New
16084 functions to check for eliminating math functions that are pure
16085 except for setting errno.
16086 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16087 general condition expressions for shrink-wrapping pow/log calls.
16088 (gen_shrink_wrap_conditions): Ditto.
16089 (shrink_wrap_one_built_in_call): Ditto.
16090 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16091 (mark_operand_necessary): If debugging, output if OP is necessary.
16092 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16094 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16096 * gcc/common.opt: New user flag -ftree-builtin-dce.
16097 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16099 2008-05-16 David S. Miller <davem@davemloft.net>
16101 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16102 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16104 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16107 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16109 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16111 * ifcvt.c (dead_or_predicable): Rename
16112 df_simulate_one_insn_backwards to df_simulate_one_insn.
16113 * recog.c (peephole2_optimize): Ditto.
16114 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16116 * df.h: Rename df_simulate_one_insn_backwards to
16117 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16118 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16119 scanning of defs and uses.
16120 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16121 (df_simulate_one_insn_forwards): Removed.
16123 2008-05-16 Doug Kwan <dougkwan@google.com>
16125 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16127 (real_from_string): Handle NaNs and Inf as approriate.
16129 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16131 * doc/gty.texi (Source Files Containing Type Information): Note
16132 that headers should appear first in the gtfiles list.
16134 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16136 * tree.def (COND_EXEC): Properly documented this code.
16138 2008-05-16 Diego Novillo <dnovillo@google.com>
16140 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16141 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16144 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16146 * tree-ssa-dse (max_stmt_uid): Removed.
16147 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16148 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16149 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16150 * function.h (cfun.last_stmt_uid): New field.
16151 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16152 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16154 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16155 (create_stmt_ann): Initialize the ann->uid field.
16156 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16158 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16160 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16162 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16163 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16164 (init_empty_tree_cfg): Call it.
16166 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16168 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16171 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16173 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16174 * tree-dump.c (dump_options): New verbose option.
16175 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16177 * tree-pass.h (TDF_VERBOSE): New dump flag.
16178 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16179 (tree-flow.h): Added include.
16180 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16182 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16184 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16186 From Jie Zhang <jie.zhang@analog.com>
16187 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16188 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16189 mcpu=bf561-none and mcpu=bf561-0.2.
16190 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16191 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16192 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16193 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16194 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16195 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16196 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16198 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16199 (cputype_selected): Remove.
16200 (bfin_handle_option): Don't use cputype_selected.
16201 (override_options): When no mcpu option, enable all workarounds.
16202 Don't use bfin_workarounds.
16203 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16205 (DEFAULT_CPU_TYPE): Don't define.
16207 2008-05-16 Richard Guenther <rguenther@suse.de>
16209 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16210 on deletion of the last stmt.
16212 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16214 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16215 V8HImode for SSE2 and V16QImode for SSE4.1.
16217 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16219 * cgraph.h (compute_inline_parameters): Made public.
16220 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16221 variable_generate_summary, function_write_summary,
16222 variable_write_summary, variable_read_summary. Added generate_summary,
16223 write_summary, read_summary.
16224 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16225 pass_ipa_inline.function_generate_summary, to
16226 compute_inline_parameters.
16227 * ipa-inline.c (compute_inline_parameters): Made public and added
16229 (compute_inline_parameters_for_current): New function.
16230 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16231 (inline_generate_summary): Removed parameter and made to loop over
16233 (pass_ipa_inline): Updated for new IPA_PASS structure.
16234 * passes.c (execute_ipa_summary_passes): Now is called once per
16235 pass rather than once per node*pass.
16237 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16239 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16240 avr_have_mul_p, avr_asm_only_p): Remove variables.
16241 (avr_override_options): Remove initialization of removed variables.
16242 (avr_file_start): Convert removed variables to fields of
16243 'struct base_arch_s *avr_current_arch'.
16244 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16245 (AVR_HAVE_MUL): (Ditto.).
16246 (AVR_HAVE_MOVW): (Ditto.).
16247 (AVR_HAVE_LPMX): (Ditto.).
16248 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16249 avr_asm_only_p): Remove declaration.
16251 2008-05-15 Diego Novillo <dnovillo@google.com>
16253 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16254 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16256 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16258 PR middle-end/36194
16259 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16260 Don't call record_truncated_value from here.
16261 (record_truncated_value): Turn it into a for_each_rtx callback.
16262 (record_truncated_values): New function.
16263 (combine_instructions): Call note_uses with record_truncated_values.
16264 Change name of check_conversion to check_promoted_subreg.
16266 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16268 * doc/sourcebuild.texi: Document support for torture tests.
16270 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16272 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16273 to alternative 4 of operand 2.
16275 2008-05-15 Richard Guenther <rguenther@suse.de>
16277 * tree-pass.h (current_pass): Declare.
16278 (get_pass_for_id): Likewise.
16279 * passes.c (passes_by_id, passes_by_id_size): New globals.
16280 (set_pass_for_id): New function.
16281 (get_pass_for_id): Likewise.
16282 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16283 (execute_function_todo): Flush per function statistics.
16284 * toplev.c (compile_file): Init statistics.
16285 (general_init): Do early statistics initialization.
16286 (finalize): Finish statistics.
16287 * statistics.h (statistics_early_init): Declare.
16288 (statistics_init): Likewise.
16289 (statistics_fini): Likewise.
16290 (statistics_fini_pass): Likewise.
16291 (statistics_counter_event): Likewise.
16292 (statistics_histogram_event): Likewise.
16293 * statistics.c: New file.
16294 * Makefile.in (OBJS-common): Add statistics.o.
16295 (statistics.o): Add dependencies.
16296 * doc/invoke.texi (-fdump-statistics): Document.
16298 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16299 (insert): Likewise.
16300 (execute_pre): Use statistics_counter_event.
16301 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16302 (substitute_and_fold): Increment it. Use statistics_counter_event.
16304 2008-05-15 Diego Novillo <dnovillo@google.com>
16306 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16308 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16309 * tree-ssa-alias.c (new_type_alias): Remove references to
16310 sub-variables from comment.
16311 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16313 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16315 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16316 attribute to 1 only for insertps alternative.
16318 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16320 * config/bfin/bfin.md (loadbytes): New pattern.
16321 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16322 (bfin_init_builtins): Initialize it.
16323 (bdesc_1arg): Add it.
16325 2008-05-15 Sa Liu <saliu@de.ibm.com>
16327 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16328 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16329 * testsuite/lib/target-supports.exp: Add
16330 check_effective_target_fortran_integer_16.
16332 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16334 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16335 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16336 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16337 (TARGET_RETURN_IN_MEMORY): Define.
16339 2008-05-15 Richard Guenther <rguenther@suse.de>
16341 PR middle-end/36244
16342 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16343 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16344 represent unmodifiable vars.
16346 2008-05-15 Richard Guenther <rguenther@suse.de>
16348 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16349 INDIRECT_REF and TARGET_MEM_REF.
16350 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16353 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16354 H.J. Lu <hongjiu.lu@intel.com>
16356 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16357 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16358 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16359 insn alternatives. Add missing alternatives.
16360 (*vec_concatv2di_rex64_sse4_1): Likewise.
16361 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16362 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16363 Require TARGET_SSE.
16365 2008-05-15 Richard Guenther <rguenther@suse.de>
16367 PR tree-optimization/36009
16368 PR tree-optimization/36204
16369 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16370 (determine_invariantness_stmt): Record the loop a store is
16371 always executed in.
16372 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16375 2008-05-15 Richard Guenther <rguenther@suse.de>
16377 PR tree-optimization/34330
16378 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16379 through the pointer will alias the SMT.
16381 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16383 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16385 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16387 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16389 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16390 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16392 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16393 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16394 (vashl_optab): New optab for vector/vector shifts.
16395 (vashr_optab): Ditto.
16396 (vlshr_optab): Ditto.
16397 (vrotl_optab): Ditto.
16398 (vrotr_optab): Ditto.
16399 (optab_subtype): New enum for optab_for_tree_code call.
16400 (optab_for_tree_code): Add enum optab_subtype argument.
16402 * optabs.c (optab_for_tree_code): Take an additional argument to
16403 distinguish between a vector shift by a scalar and vector shift by
16404 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16405 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16406 vector shift by a vector.
16407 (expand_widen_pattern_expr): Pass additional argument to
16408 optab_for_tree_code.
16410 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16411 vrotl_optab, vrotr_optab.
16413 * expr.c (expand_expr_real_1): Update calls to
16414 optab_for_tree_code to distinguish between vector shifted by a
16415 scalar and vector shifted by a vector.
16416 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16417 (supportable_narrowing_operation): Ditto.
16418 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16419 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16420 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16421 (vect_create_epilog_for_reduction): Ditto.
16422 (vectorizable_reduction): Ditto.
16423 (vectorizable_operation): Ditto.
16424 (vect_strided_store_supported): Ditto.
16425 (vect_strided_load_supported): Ditto.
16426 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16427 * expmed.c (expand_shift): Ditto.
16429 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16431 (ashr@var{m}3): Ditto.
16432 (vashl@var{m}3): Document new vector/vector shift standard name.
16433 (vashr@var{m}3): Ditto.
16434 (vlshr@var{m}3): Ditto.
16435 (vrotl@var{m}3): Ditto.
16436 (vrotr@var{m}3): Ditto.
16438 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16439 (PPERM_INVERT): Ditto.
16440 (PPERM_REVERSE): Ditto.
16441 (PPERM_REV_INV): Ditto.
16442 (PPERM_ZERO): Ditto.
16443 (PPERM_ONES): Ditto.
16444 (PPERM_SIGN): Ditto.
16445 (PPERM_INV_SIGN): Ditto.
16446 (PPERM_SRC1): Ditto.
16447 (PPERM_SRC2): Ditto.
16449 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16450 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16451 allows a memory operand to be the value being added, and split it
16452 to improve vectorization.
16453 (sse5_pmacsdqh_mem): Ditto.
16454 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16455 (sse5_mulv2div2di3_high): Ditto.
16456 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16457 (vec_pack_trunc_v4si): Ditto.
16458 (vec_pack_trunc_v2di): Ditto.
16459 (sse5_pcmov_<mode>): Remove code that tried to use use
16460 andps/andnps instead of pcmov.
16461 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16462 pmacsdqh instructions.
16463 (vec_widen_smult_lo_v4si): Ditto.
16465 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16466 (PPERM_INVERT): Ditto.
16467 (PPERM_REVERSE): Ditto.
16468 (PPERM_REV_INV): Ditto.
16469 (PPERM_ZERO): Ditto.
16470 (PPERM_ONES): Ditto.
16471 (PPERM_SIGN): Ditto.
16472 (PPERM_INV_SIGN): Ditto.
16473 (PPERM_SRC1): Ditto.
16474 (PPERM_SRC2): Ditto.
16475 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16477 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16479 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16480 says ignore whether the last reference is a memory operand.
16482 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16483 Paolo Bonzini <bonzini at gnu dot org>
16485 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16488 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16489 (vlshr<mode>3): Rename from vlshr<mode>3.
16490 (vashr<mode>3): Rename from vashr<mode>3.
16491 (mulv4sf3): Change the names of vector shift patterns.
16495 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16498 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16523 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16524 (floatunssidf2_internal): Change vector/vector shift names.
16525 (floatunsdidf2_internal): Ditto.
16532 (vashl<mode>3): Rename from ashl<mode>3.
16533 (vashr<mode>3): Rename from ashr<mode>3.
16534 (vlshr<mode>3): Rename from lshr<mode>3.
16535 (vrotl<mode>3): Rename from rotl<mode>3.
16537 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16540 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16541 multiply gives the wrong value when doing widening multiplies.
16542 (vec_widen_smult_lo_v4si): Ditto.
16544 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16546 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16547 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16548 emit_library_call_value.
16549 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16550 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16551 * calls.c (initialize_argument_information, precompute_arguments,
16552 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16553 (precompute_arguments): Removed flags parameter.
16554 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16556 2008-05-14 Richard Guenther <rguenther@suse.de>
16558 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16559 Make sure to register the store if the use is a PHI_NODE.
16561 2008-05-14 Olivier Hainque <hainque@adacore.com>
16563 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16564 memory if the component is to be referenced in BLKmode according
16565 to get_inner_reference.
16567 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16569 * calls.c (emit_library_call_value_1): Restore code clearing
16570 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16572 2008-05-14 Olivier Hainque <hainque@adacore.com>
16573 Nicolas Roche <roche@adacore.com>
16575 * configure.ac: Add support for a "gcc_subdir" variable in
16576 config-lang.in, to denote a subdirectory where the language/GCC
16577 integration files are to be found.
16578 * configure: Regenerate.
16580 2008-05-14 Ira Rosen <irar@il.ibm.com>
16582 PR tree-optimization/36098
16583 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16584 value for the first load in the group in case of a gap.
16585 (vect_build_slp_tree): Check that there are no gaps in loads.
16587 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16589 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16590 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16591 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16592 emit_insn and remove unneeded code to construct extra args.
16593 (emit_no_conflict_block): Removed.
16594 * optabls.h: (emit_no_conflict_block): Removed.
16595 * cse.c (cse_extended_basic_block): Remove search for
16596 REG_NO_CONFLICT note.
16597 * global.c: Removed incorrect comment added in revision 117.
16598 * expr.c (convert_move): Change call to emit_no_conflict_block to
16600 * recog.c: Change comments so that they do not mention
16602 * local_alloc.c (combine_regs): Removed last parameter.
16603 (no_conflict_p): Removed.
16604 (block_alloc): Removed note, no_conflict_combined_regno and set
16605 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16606 (combine_regs): Removed already_dead and code to look for
16607 REG_NO_CONFLICT notes.
16608 * lower_subreg (remove_retval_note): Removed code to look for
16609 REG_NO_CONFLICT block.
16610 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16611 (resolve_clobber): Remove code to process libcalls that have
16612 REG_NO_CONFLICT notes.
16613 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16615 * combine.c (can_combine_p, distribute_notes): Removed
16616 REG_NO_CONFLICT case.
16617 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16619 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16620 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16622 * reg-notes.def (NO_CONFLICT): Removed.
16624 2008-05-14 David S. Miller <davem@davemloft.net>
16626 * config/sparc/sparc.c (sparc_profile_hook): If
16627 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16628 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16629 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16631 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16633 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16635 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16638 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16639 and op1 expansion before vector concat to have less live pseudos.
16641 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16643 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16644 ix86_expand_vector_set if supported.
16646 2008-05-13 Diego Novillo <dnovillo@google.com>
16647 Kenneth Zadeck <zadeck@naturalbridge.com>
16649 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16651 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16652 phinodes_print_statistics, init_ssanames, fini_ssanames,
16653 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16654 release_ssa_name, release_defs, replace_ssa_name_symbol,
16655 ssanames_print_statistics): Move ...
16656 * tree-flow.h: ... here.
16657 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16658 Use FN instead of cfun.
16659 (make_ssa_name_fn): Rename from make_ssa_name.
16660 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16661 * tree-flow-inline.h (make_ssa_name): Move from
16662 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16663 * omp-low.c (expand_omp_parallel):
16664 * tree-flow-inline.h (redirect_edge_var_map_result):
16665 * tree-ssa.c (init_tree_ssa): Add argument FN.
16666 Use it instead of cfun. Update all users.
16668 2008-05-13 Tom Tromey <tromey@redhat.com>
16670 PR preprocessor/22168:
16671 * doc/cpp.texi (Top): Update menu.
16672 (Alternatives to Wrapper #ifndef): New node.
16673 (Other Directives): Document deprecation.
16674 (Obsolete Features): Remove menu.
16675 (Assertions): Merge node into Obsolete Features.
16676 (Obsolete once-only headers): Move earlier; rename to Alternatives
16677 to Wrapper #ifndef.
16678 * doc/cppopts.texi: Update.
16679 * c.opt (Wdeprecated): Enable for C and ObjC.
16680 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16681 (C++ Dialect Options): Move -Wno-deprecated from here to...
16682 (Warning Options): ... here.
16684 2008-05-13 Richard Guenther <rguenther@suse.de>
16686 PR middle-end/36227
16687 * fold-const.c (fold_sign_changed_comparison): Do not allow
16688 changes in pointer-ness.
16690 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16693 * config/sh/sh.c (sh_expand_prologue): Don't clear
16694 RTX_FRAME_RELATED_P for push insns.
16696 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16698 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16700 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16702 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16703 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16704 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16706 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16708 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16709 (*vec_concatv4sf_sse): This.
16710 (*sse2_concatv2si): Renamed to ...
16711 (*vec_concatv2si_sse2): This.
16712 (*sse1_concatv2si): Renamed to ...
16713 (*vec_concatv2si_sse): This.
16714 (*vec_concatv2di_rex): Renamed to ...
16715 (*vec_concatv2di_rex64): This.
16716 (*vec_concatv2si_sse4_1): New.
16717 (*vec_concatv2di_rex64_sse4_1): Likewise.
16719 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16721 PR rtl-optimization/36111
16722 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16723 that was created for swappable operands.
16725 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16728 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16729 * configure.ac: Add call to ACX_PROG_GNAT.
16731 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16733 * optc-gen.awk: Fix comment typo.
16735 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16737 * pretty-print.c (pp_integer_with_precision): Use
16738 HOST_LONG_LONG_FORMAT.
16740 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16742 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16744 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16746 * config/i386/i386.c (bdesc_ptest): Removed.
16747 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16748 (bdesc_args): Add __builtin_ia32_ptestz128,
16749 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16750 (ix86_init_mmx_sse_builtins): Updated.
16751 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16752 (ix86_expand_builtin): Updated.
16754 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16756 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16757 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16759 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16761 * value-prof.c (interesting_stringop_to_profile): Do not
16762 return early for BUILT_IN_MEMPCPY.
16764 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16766 * calls.c (expand_call): Don't use callgraph to increase
16767 preferred_stack_boundary.
16769 * cgraph.h (cgraph_rtl_info): Use unsigned on
16770 preferred_incoming_stack_boundary.
16772 * final.c (rest_of_clean_state): Use unsigned on
16773 preferred_stack_boundary.
16775 2008-05-09 Tom Tromey <tromey@redhat.com>
16777 PR preprocessor/22231:
16778 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16781 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16783 PR tree-optimization/36129
16784 * tree-ssa-ccp.c: Include value-prof.h.
16785 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16786 built-in function was folded to a constant.
16787 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16789 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16790 Sebastian Pop <sebastian.pop@amd.com>
16792 * tree-scalar-evolution.c: Document instantiate_scev.
16793 (instantiate_parameters_1): Renamed instantiate_scev_1.
16794 Don't use the same loop for instantiation_loop and evolution_loop.
16795 (instantiate_scev): New.
16796 (instantiate_parameters): Moved...
16797 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16798 same loop twice. Maintains the semantics for this function.
16799 * tree-scalar-evolution.h (instantiate_scev): Declare.
16800 (instantiate_parameters): ...here. Now static inline.
16801 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16802 instead of resolve_mixers.
16804 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16806 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16808 2008-05-09 Tomas Bily <tbily@suse.cz>
16810 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16811 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16812 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16813 * c-common.c (c_common_truthvalue_conversion): Likewise.
16814 * tree-object-size.c (compute_object_offset): Likewise.
16815 * tree-inline.c (estimate_num_insns_1): Likewise.
16816 * varasm.c (const_hash_1, compare_constant, copy_constant)
16817 (compute_reloc_for_constant, output_addressed_constants)
16818 (initializer_constant_valid_p): Likewise.
16819 * c-omp.c (check_omp_for_incr_expr): Likewise.
16820 * gimplify.c (gimplify_expr): Likewise.
16821 * c-typeck.c (c_finish_return): Likewise.
16822 * tree-vectorizer.c (supportable_widening_operation)
16823 (supportable_narrowing_operation): Likewise.
16824 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16825 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16826 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16827 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16828 (descr_info_loc): Likewise.
16829 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16830 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16831 (fold_unary): Likewise.
16832 * builtins.c (get_pointer_alignment): Likewise.
16833 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16834 (instantiate_parameters_1): Likewise.
16835 * tree.c (expr_align, stabilize_reference): Likewise.
16836 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16837 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16838 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16839 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16840 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16841 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16843 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16844 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16845 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16846 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16847 (forward_propagate_comparison)
16848 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16849 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16850 * emit-rtl.c (component_ref_for_mem_expr)
16851 (set_mem_attributes_minus_bitpos): Likewise.
16852 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16853 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16855 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16856 (build_function_call, pointer_diff, build_compound_expr)
16857 (c_finish_return): Likewise.
16858 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16859 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16861 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16862 * expr.c (is_aligning_offset): Likewise.
16863 * tree-ssa-alias.c (is_escape_site): Likewise.
16864 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16865 (check_all_va_list_escapes): Likewise.
16866 * tree-ssa-loop-ivopts.c (determine_base_object)
16867 (determine_common_wider_type): Likewise.
16868 * dojump.c (do_jump): Likewise.
16869 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16870 * tree-gimple.c (is_gimple_cast): Likewise.
16871 * fold-const.c (decode_field_reference, )
16872 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16873 (fold_binary): Likewise.
16874 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16875 (already_warned_in_frontend_p): Likewise.
16876 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16877 * tree.c (really_constant_p, get_unwidened): Likewise.
16878 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16879 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16880 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16882 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16884 (CONVERT_EXPR_P): Define.
16885 (CASE_CONVERT): Define.
16887 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16889 PR middle-end/36117
16890 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16891 (delete_unmarked_insns): When deleting a call, call
16892 delete_unreachable_blocks.
16893 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16894 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16896 2008-05-08 Richard Guenther <rguenther@suse.de>
16898 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16899 (-ftree-salias): Likewise.
16900 (salias-max-implicit-fields): Remove param documentation.
16901 (salias-max-array-elements): Likewise.
16902 * tree-pass.h (pass_create_structure_vars): Remove.
16903 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16904 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16905 * tree-ssa-alias.c (create_structure_vars): Remove.
16906 (gate_structure_vars): Likewise.
16907 (pass_create_structure_vars): Likewise.
16908 (gate_build_alias): Likewise.
16909 (pass_build_alias): Adjust to run always and dump the function.
16910 * common.opt (ftree-salias): Hide.
16911 * passes.c (init_optimization_passes): Remove
16912 pass_create_structure_vars, adjust comment.
16913 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16914 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16915 * opts.c (decode_options): Do not set flag_tree_salias.
16916 (common_handle_option): Add OPT_ftree_salias to the backward
16917 compatibility section.
16919 2008-05-08 Richard Guenther <rguenther@suse.de>
16921 * tree-flow-inline.h (var_can_have_subvars): Move ...
16922 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16923 * tree-flow.h (var_can_have_subvars): Remove.
16924 (push_fields_onto_fieldstack): Remove.
16925 (sort_fieldstack): Likewise.
16926 (struct fieldoff): Move ...
16927 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16928 alias_set and base_for_components fields.
16929 (sort_fieldstack): Make static.
16930 (push_fields_onto_fieldstack): Likewise. Remove code that
16931 handles anything but RECORD_TYPEs. Remove alias_set and
16932 base_for_components handling.
16933 (create_variable_info_for): Adjust.
16935 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16937 * common.opt (Wframe-larger-than=): Shorten the help message
16939 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16941 2008-05-08 Rafael EspÃ
\83Ândola <espindola@google.com>
16943 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16945 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16946 trap and that both operands are gimple values.
16947 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16948 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16951 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16953 * read-rtl.c (join_c_conditions): Return the first string if the
16954 two strings are equal.
16956 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16958 * gensupport.h (pred_data): Add a "num_codes" field.
16959 (add_predicate_code): Declare.
16960 * gensupport.c (add_predicate_code): New function.
16961 (std_pred_table): Add an "allows_const_p" field.
16962 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16963 Remove the (incomplete) list of such codes from the codes field.
16964 (init_predicate_table): Use add_predicate_code. Add all
16965 RTX_CONST_OBJs if allows_const_p is true.
16966 * genrecog.c (process_define_predicate): Use add_predicate_code.
16968 2008-05-08 David Daney <ddaney@avtrex.com>
16969 Richard Sandiford <rsandifo@nildram.co.uk>
16971 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16972 special case of constant zero operands.
16973 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16974 old and new values. Special case constant zero values.
16975 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16977 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16978 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16980 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16983 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16984 similar RTX_CONST_OBJ before CONST_INT.
16986 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16988 * stmt.c (expand_stack_restore): Change sa mode if needed.
16990 2008-05-08 Richard Guenther <rguenther@suse.de>
16992 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16993 return type to bool.
16994 (ix86_sol10_return_in_memory): Likewise.
16995 (ix86_i386elf_return_in_memory): Likewise.
16996 (ix86_i386interix_return_in_memory): Likewise.
16997 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16998 (ix86_sol10_return_in_memory): Likewise.
16999 (ix86_i386elf_return_in_memory): Likewise.
17000 (ix86_i386interix_return_in_memory): Likewise.
17002 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17005 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17007 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17008 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17011 2008-05-08 Richard Guenther <rguenther@suse.de>
17013 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17014 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17015 (DR_SUBVARS): Remove.
17016 * tree-dfa.c (dump_subvars_for): Remove.
17017 (debug_subvars_for): Likewise.
17018 (dump_variable): Do not dump subvars.
17019 (remove_referenced_var): Do not remove subvars.
17020 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17021 (lookup_subvars_for_var): Remove.
17022 (get_subvars_for_var): Likewise.
17023 (get_subvars_at): Likewise.
17024 (get_first_overlapping_subvar): Likewise.
17025 (overlap_subvar): Likewise.
17026 * tree-flow.h (subvar_t): Remove.
17027 (struct var_ann_d): Remove subvars field.
17028 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17029 argument. Remove special handling of SFTs.
17030 (compute_tag_properties): Likewise.
17031 (set_initial_properties): Likewise.
17032 (compute_call_clobbered): Likewise.
17033 (count_mem_refs): Likewise.
17034 (compute_memory_partitions): Likewise.
17035 (compute_flow_insensitive_aliasing): Likewise.
17036 (setup_pointers_and_addressables): Likewise.
17037 (new_type_alias): Likewise.
17038 (struct used_part): Remove.
17039 (used_portions): Likewise.
17040 (struct used_part_map): Likewise.
17041 (used_part_map_eq): Likewise.
17042 (used_part_map_hash): Likewise.
17043 (free_used_part_map): Likewise.
17044 (up_lookup): Likewise.
17045 (up_insert): Likewise.
17046 (get_or_create_used_part_for): Likewise.
17047 (create_sft): Likewise.
17048 (create_overlap_variables_for): Likewise.
17049 (find_used_portions): Likewise.
17050 (create_structure_vars): Likewise.
17051 * tree.def (STRUCT_FIELD_TAG): Remove.
17052 * tree.h (MTAG_P): Adjust.
17053 (struct tree_memory_tag): Remove base_for_components and
17054 unpartitionable flags.
17055 (struct tree_struct_field_tag): Remove.
17056 (SFT_PARENT_VAR): Likewise.
17057 (SFT_OFFSET): Likewise.
17058 (SFT_SIZE): Likewise.
17059 (SFT_NONADDRESSABLE_P): Likewise.
17060 (SFT_ALIAS_SET): Likewise.
17061 (SFT_UNPARTITIONABLE_P): Likewise.
17062 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17063 (union tree_node): Remove sft field.
17064 * alias.c (get_alias_set): Remove special handling of SFTs.
17065 * print-tree.c (print_node): Remove handling of SFTs.
17066 * tree-dump.c (dequeue_and_dump): Likewise.
17067 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17068 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17069 * tree-predcom.c (set_alias_info): Do not set subvars.
17070 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17071 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17072 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17073 (add_vars_for_offset): Remove.
17074 (add_virtual_operand): Remove special handling of SFTs.
17075 (add_call_clobber_ops): Likewise.
17076 (add_call_read_ops): Likewise.
17077 (get_asm_expr_operands): Likewise.
17078 (get_modify_stmt_operands): Likewise.
17079 (get_expr_operands): Likewise.
17080 (add_to_addressable_set): Likewise.
17081 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17082 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17083 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17084 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17085 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17086 (tree_node_structure): Likewise.
17087 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17089 (find_what_p_points_to): Likewise.
17091 2008-05-08 Sa Liu <saliu@de.ibm.com>
17093 * config/spu/spu.md: Fixed subti3 pattern.
17095 2008-05-08 Richard Guenther <rguenther@suse.de>
17097 PR middle-end/36154
17098 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17099 sure to create a representative for trailing arrays for PTA.
17101 2008-05-08 Richard Guenther <rguenther@suse.de>
17103 PR middle-end/36172
17104 * fold-const.c (operand_equal_p): Two objects which types
17105 differ in pointerness are not equal.
17107 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17109 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17110 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17111 (emit_library_call_value_1): Add new variable fndecl initialized by
17112 NULL_TREE. It should be the decl type of orgfun, but this information
17113 seems not to be available here, so it uses the default calling abi.
17114 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17115 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17116 by TARGET_RETURN_IN_MEMORY.
17117 * config/i386/i386-interix.h: Likewise.
17118 * config/i386/i386.h: Likewise.
17119 * config/i386/i386elf.h: Likewise.
17120 * config/i386/ptx4-i.h: Likewise.
17121 * config/i386/sol2-10.h: Likewise.
17122 * config/i386/sysv4.h: Likewise.
17123 * config/i386/vx-common.h: Likewise.
17124 * config/cris/cris.h: Removed #if 0 clause.
17125 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17126 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17128 (ix86_sol10_return_in_memory): Likewise.
17129 (ix86_i386elf_return_in_memory): New.
17130 (ix86_i386interix_return_in_memory): New.
17131 * config/mt/mt-protos.h (mt_return_in_memory): New.
17132 * config/mt/mt.c: Likewise.
17133 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17134 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17135 * config/bfin/bfin.h: Likewise.
17136 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17138 * config/bfin/bfin.c: Likewise.
17139 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17140 * config/alpha/unicosmk.h: Likewise.
17141 * config/i386/cygming.h: Likewise.
17142 * config/iq2000/iq2000.h: Likewise.
17143 * config/mips/mips.h: Likewise.
17144 * config/mn10300/mn10300.h: Likewise.
17145 * config/rs6000/rs6000.h: Likewise.
17146 * config/score/score.h: Likewise.
17147 * config/spu/spu.h: Likewise.
17148 * config/v850/v850.h: Likewise.
17149 * defaults.h: Likewise.
17150 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17151 * expr.c (emit_block_move): Adjust use of
17152 OUTGOING_REG_PARM_STACK_SPACE.
17153 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17154 OUTGOING_REG_PARM_STACK_SPACE.
17155 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17157 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17159 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17160 on OMP_RETURN for OMP_FOR.
17163 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17164 (fortran_common): New function.
17165 (gen_variable_die): Call fortran_common instead of common_check,
17166 adjust for it returning tree instead of rtx. Formatting.
17168 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17172 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17173 * c-decl.c (merge_decls): Ditto.
17174 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17175 to RTL_CONST_OR_PURE_CALL_P.
17176 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17177 Initialized DECL_LOOPING_CONST_PURE.
17178 (process_call_operands): Set tree_side_effects properly.
17179 * tree.h (TREE_READONLY_DECL_P): Removed.
17180 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17181 (DECL_LOOPING_OR_CONST_P): New macro.
17182 (struct tree_function_decl): Added looping_const_or_pure_p.
17183 (ECF_*) Renumbered.
17184 (ECF_LOOPING_OR_CONST_P): New macro.
17185 * rtlanal.c (pure_const_p): Removed.
17186 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17187 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17188 to RTL_CONST_CALL_P.
17189 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17190 (check_decl, check_tree, check_call, scan_function): Initialize
17192 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17193 (static_execute): Set looping true for recursive functions.
17194 Undo setting state to IPA_NEITHER for recursive functions.
17195 * cse.c (cse_insn):
17196 * ifcvt.c (noce_can_store_speculate_p): Changed
17197 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17198 RTL_CONST_OR_PURE_CALL_P.
17199 * dse.c (scan_insn): Ditto.
17200 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17201 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17202 RTL_CONST_OR_PURE_CALL_P.
17203 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17204 pure_call_p to RTL_CONST_CALL_P.
17205 * gimplify.c (gimplify_call_expr): Clear side effects for
17206 non-looping pure and constant calls.
17207 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17208 (flags_from_decl_or_type): Set ecf flags from decl flags.
17209 (initialize_argument_information): Turn off
17210 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17211 Change const to pure if callee_copies is true rather than just
17213 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17214 way of marking pure calls.
17215 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17216 Remove hack that was supposed to fix pr7335 and remove old
17217 way of marking pure calls.
17218 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17219 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17220 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17221 RTL_CONST_OR_PURE_CALL_P.
17222 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17223 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17224 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17225 * sched-deps.c (schedule_analyze): Ditto.
17226 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17227 return_val field of calls to represent pure and const function info.
17228 (CONST_OR_PURE_CALL_P): Deleted macro.
17229 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17230 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17231 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17233 * tree-optimize.c (execute_fixup_cfg): Added test for
17234 ECF_LOOPING_CONST_OR_PURE.
17235 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17237 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17238 effects for looping pure or const calls.
17239 (verify_gimple_expr): Added verification code.
17240 * config/alpha/alpha.c (alpha_legitimize_address,
17241 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17243 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17244 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17245 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17246 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17247 RTL_CONST_OR_PURE_CALL_P.
17248 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17249 and const calls to be deleted.
17251 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17254 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17255 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17256 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17257 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17258 to handle nonimmediate operands.
17259 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17260 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17261 to handle nonimmediate operands.
17262 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17263 (mmx_pmulhrwv4hi3): New expander. Use
17264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17265 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17266 (sse2_umulv1siv1di3): New expander. Use
17267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17268 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17269 (mmx_eq<mode>3): New expander. Use
17270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17271 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17272 (mmx_uavgv8qi3): New expander. Use
17273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17274 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17275 (mmx_uavgv4hi3): New expander. Use
17276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17278 * config/i386/sse.md
17279 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17280 to handle nonimmediate operands.
17281 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17282 to handle nonimmediate operands.
17283 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17284 to handle nonimmediate operands.
17285 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17286 to handle nonimmediate operands.
17287 (sse2_unpckhpd_exp): New expander. Use
17288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17289 (sse2_unpcklpd_exp): New expander. Use
17290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17291 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17292 to handle nonimmediate operands.
17293 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17294 to handle nonimmediate operands.
17295 (*sse2_<plusminus_insn><mode>3): Rename from
17296 sse2_<plusminus_insn><mode>3 insn pattern.
17297 (sse2_<plusminus_insn><mode>3): New expander. Use
17298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17299 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17300 (sse2_umulv2siv2di3): New expander. Use
17301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17302 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17303 (sse4_1_mulv2siv2di3): New expander. Use
17304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17305 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17306 (sse2_pmaddwd): New expander. Use
17307 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17308 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17309 (sse2_eq<mode>3): New expander. Use
17310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17311 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17312 (sse4_1_eqv2di3): New expander. Use
17313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17314 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17315 (sse2_uavgv16qi3): New expander. Use
17316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17317 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17318 (sse2_uavgv16qi3): New expander. Use
17319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17320 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17321 (sse2_uavgv8hi3): New expander. Use
17322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17323 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17324 (ssse3_pmulhrswv8hi3): New expander. Use
17325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17326 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17327 (ssse3_pmulhrswv4hi3): New expander. Use
17328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17330 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17331 (<sse>_vmmul<mode>3): Ditto.
17332 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17334 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17335 (ssse3_pmaddubsw): Ditto.
17337 * config/i386/i386.c (struct_builtin_description)
17338 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17339 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17340 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17341 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17342 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17343 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17344 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17345 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17346 (ix86_fixup_binary_operands): Assert that src1
17347 and src2 must have the same mode when swapped.
17348 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17349 and ix86_binary_operator_ok. Do not force operands in registers
17352 2008-05-07 Jan Hubicka <jh@suse.cz>
17354 * cgraph.c (dump_cgraph_node): Update.
17355 * cgraph.h (cgraph_local_info): Break out inline summary.
17356 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17358 * ipa-inline (inline_summary): New accestor function.
17359 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17360 cgraph_decide_inlining, compute_inline_parameters): Update.
17361 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17363 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17365 Cleanup ColdFire scheduling support and add V4 pipeline model.
17367 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17368 (define_attr cpu): Add cfv4 value.
17369 (define_attr type, define_attr type1): Merge into a single 'type'
17370 attribute. Update all uses.
17371 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17372 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17374 (define_attr opx_mem, define_attr opy_mem): Remove.
17375 (define_attr op_mem): Clean up, update comment.
17376 (define_attr size): Use specific values instead of general int.
17377 (define_attr guess, define_attr split): Remove. Update all uses.
17378 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17379 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17380 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17381 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17382 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17383 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17384 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17385 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17386 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17387 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17388 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17389 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17390 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17391 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17392 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17393 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17394 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17395 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17396 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17397 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17398 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17399 Update or set attributes.
17400 (stack_tie): New fake instruction.
17402 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17403 (m68k_sched_attr_size): Update declaration.
17404 (m68k_sched_attr_type2): Remove.
17405 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17406 Declare new bypass predicates.
17408 * config/m68k/m68k.c (m68k_sched_issue_rate,
17409 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17411 (TARGET_SCHED_ISSUE_RATE,
17412 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17413 (override_options): Handle scheduling for ColdFire V4 core.
17414 (m68k_expand_prologue): Emit stack_tie.
17415 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17416 'OP_TYPE_FPN'. Update all uses.
17417 (sched_guess_p): Remove.
17418 (sched_address_type): Handle symbolic addresses.
17419 (sched_get_operand): New static function.
17420 (sched_operand_type): Merge into sched_attr_op_type.
17421 (sched_attr_op_type): Handle FP registers, handle quick constants,
17423 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17424 (m68k_sched_attr_size): Update. Move logic to ...
17425 (sched_get_attr_size_int): New static function.
17426 (sched_get_opxy_mem_type): New static function.
17427 (m68k_sched_attr_op_mem): Update.
17428 (m68k_sched_attr_type2): Remove.
17429 (sched_cfv4_bypass_data): New static variable.
17430 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17431 (m68k_sched_issue_rate): Implement scheduler hook.
17432 (struct _sched_ib: enabled_p): New field.
17433 (m68k_sched_variable_issue): Update. Handle V4.
17434 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17435 sched_dump_class_func_t, sched_dump_split_class,
17436 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17437 sched_dump_dfa_class, m68k_sched_dump): Remove.
17438 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17440 (m68k_sched_init_global): Remove statisctics dumping, introduce
17441 sanity check that all instructions have pipeline reservations. Handle
17443 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17444 Handle ColdFire V4 core.
17445 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17446 New static functions.
17447 (m68k_sched_address_bypass_p): New bypass predicate.
17448 (sched_get_indexed_address_scale): New static function.
17449 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17451 * cf.md: Update comments.
17452 (define_attr type2): Remove. Use 'type' attribute instead.
17454 (cf_ib): Rename to cfv123_ib. Update all uses.
17455 (cf_oep): Rename to cfv123_oep. Update all uses.
17456 (cf_chr): Rename to cfv123_chr. Update all uses.
17457 (cf_mem): Rename to cfv123_mem. Update all uses.
17458 (cf_mac): Move to more appropriate place.
17459 (cfv123_guess): New automaton and cpu_unit.
17460 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17461 Update uses of 'size' attribute. Handle before reload scheduling.
17462 (cfv123_guess): New dummy reservation for unhandled instructions.
17463 (cfv4_*): Pipeline description of ColdFire V4 core.
17464 (ignore): New reservation to handle 'ignore' type.
17466 2008-05-07 Ian Lance Taylor <iant@google.com>
17468 PR middle-end/36013
17469 * gimplify.c (find_single_pointer_decl_1): Don't look through
17471 (find_single_pointer_decl): Adjust comments.
17473 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17475 PR middle-end/36137
17476 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17477 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17479 PR middle-end/36106
17480 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17481 integral type rather than floating point, then VIEW_CONVERT_EXPR
17482 to the floating point type.
17484 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17486 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17487 TFmode op0 to register.
17489 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17491 * c-decl.c (grokdeclarator): Comment typo.
17493 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17495 * tree-flow.h: Remove prototype for computed_goto_p.
17496 * tree-cfg.c (computed_goto_p): Make static.
17498 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17501 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17502 (contains_aligned_value_p): This. Handle _Decimal128.
17503 (ix86_function_arg_boundary): Only align _Decimal128 to its
17504 natural boundary and handle it properly.
17506 2008-05-06 Martin Jambor <mjambor@suse.cz>
17508 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17509 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17510 (ipcp_method_set_orig_node): Removed.
17511 (ipcp_cval_get_cvalue_type): Removed.
17512 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17513 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17514 (ipcp_cval_set_cvalue_type): Removed.
17515 (ipcp_cval_get_cvalue): Removed.
17516 (ipcp_cval_set_cvalue): Removed.
17517 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17518 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17519 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17520 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17521 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17522 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17523 (ipcp_get_ith_lattice): Changed parameters.
17524 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17525 (ipcp_lattice_from_jfunc): Changed parameters.
17526 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17527 (ipcp_method_cval_print): Added temporary variable info.
17528 (ipcp_redirect): Removed already unused local variable caller.
17529 (ipcp_redirect): New temporary variable orig_callee_info
17530 (ipcp_redirect): Removed newly unused local variable callee.
17531 (ipcp_redirect): Removed (a bit confusing) local variable type.
17532 (ipcp_insert_stage): Added local variable info.
17533 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17535 (ipcp_formal_create): Removed.
17536 (ipcp_method_cval_set): Removed.
17537 (ipcp_propagate_stage): Renamed lattice variables.
17538 (ipcp_method_cval_set_cvalue_type): Removed.
17539 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17540 (ipcp_print_all_lattices): Changed printed strings to refer to
17541 lattices rather than cvals.
17542 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17543 (ipcp_propagate_const): Changed formal parameters.
17544 (build_const_val): Changed formal parameters.
17545 (ipcp_insert_stage): Removed useless variable cvalue
17546 (build_const_val): Changed formal parameters.
17547 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17548 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17549 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17550 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17551 (ipcp_print_func_profile_counts): Changed string from "method" to
17553 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17554 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17555 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17556 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17557 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17558 (ipcp_lat_is_const): Changed parameters and made inline.
17559 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17560 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17561 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17562 the predicate condition directly
17563 (ipcp_propagate_stage): Added local variable args. Removed local
17564 variable callee. (Both are mere code simplifications.)
17565 (ipcp_method_dont_insert_const): Renamed to
17566 ipcp_node_not_modifiable_p.
17567 (ipcp_node_not_modifiable_p): Made inline.
17568 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17569 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17570 (ipcp_print_all_lattices): Removed variable cvalue
17571 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17574 2008-05-06 Olivier Hainque <hainque@adacore.com>
17576 * tree-sra.c (try_instantiate_multiple_fields): Early return
17577 if field has POINTER_TYPE.
17579 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17581 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17582 by using 'q' specifier for instruction.
17583 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17585 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17587 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17588 Change mode of zero_extract from QImode to HImode.
17589 (sign bit tests peepholes): (Ditto.).
17591 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17593 * config/i386/mmx.md: Remove double backslashes from asm templates.
17594 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17595 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17596 to handle nonimmediate operands.
17597 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17598 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17599 to handle nonimmediate operands.
17600 (*mmx_<code>v2sf3_finite): New insn pattern.
17601 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17602 (mmx_<code>v2sf3): New expander. Use
17603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17604 (mmx_<plusminus_insn><mode>3): New expander. Use
17605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17606 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17607 (mmx_add<mode>3): Removed.
17608 (mmx_ssadd<mode>3): Ditto.
17609 (mmx_usadd<mode>3): Ditto.
17610 (mmx_sub<mode>3): Ditto.
17611 (mmx_sssub<mode>3): Ditto.
17612 (mmx_ussub<mode>3): Ditto.
17613 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17614 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17615 to handle nonimmediate operands.
17616 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17618 (mmx_smulv4hi3_highpart): New expander. Use
17619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17620 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17622 (mmx_umulv4hi3_highpart): New expander. Use
17623 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17624 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17625 (mmx_<code>v4hi3): New expander. Use
17626 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17627 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17628 (mmx_<code>v8qi3): New expander. Use
17629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17630 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17631 (mmx_<code><mode>3): New expander. Use
17632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17634 2008-05-05 Jan Hubicka <jh@suse.cz>
17636 PR tree-optimization/36118
17637 * passes.c (pass_init_dump_file): Fix dump header.
17639 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17641 PR middle-end/36141
17642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17643 VCE for function decls.
17645 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17647 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17649 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17651 * config/i386/i386.md (sat_plusminus): New.
17652 (plusminus_insn): Likewise.
17653 (plusminus_mnemonic): Likewise.
17655 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17656 (*<addsub><mode>3_cc_overflow): Renamed to ...
17657 (*<plusminus_insn><mode>3_cc_overflow): This.
17658 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17659 (*<plusminus_insn>si3_zext_cc_overflow): This.
17661 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17662 (<plusminus_insn><mode>3): This.
17663 (*<addsub><mode>3): Renamed to ...
17664 (*<plusminus_insn><mode>3): This.
17665 (<sse>_vm<addsub><mode>3): Renamed to ...
17666 (<sse>_vm<plusminus_insn><mode>3): This.
17667 (sse3_h<addsub>v4sf3): Renamed to ...
17668 (sse3_h<plusminus_insn>v4sf3): This.
17669 (sse3_h<addsub>v2df3): Renamed to ...
17670 (sse3_h<plusminus_insn>v2df3): This.
17671 (<plusminus_insn><mode>3): New.
17672 (*<plusminus_insn><mode>3): Likewise.
17673 (sse2_<plusminus_insn><mode>3): Likewise.
17674 (add<mode>): Removed.
17675 (*add<mode>3): Likewise.
17676 (sse2_ssadd<mode>3): Likewise.
17677 (sse2_usadd<mode>3): Likewise.
17678 (sub<mode>3): Likewise.
17679 (*sub<mode>3): Likewise.
17680 (sse2_sssub<mode>3): Likewise.
17681 (sse2_ussub<mode>3): Likewise.
17683 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17685 * gthr-single.h: Add in required interface elements as per gthr.h.
17686 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17687 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17688 Generalize UNUSED macro.
17689 (__gthread_once): Add.
17690 (__gthread_key_create): Add.
17691 (__gthread_key_delete): Add.
17692 (__gthread_getspecific): Add.
17693 (__gthread_setspecific): Add.
17695 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17698 the same size types for the indirect reference on the rhs, then
17701 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17703 * config/i386/i386.md
17704 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17705 one insn template instead of template series.
17706 (*xordi_1_rex64): Ditto.
17707 (*xordi_2_rex64): Ditto.
17709 2008-05-05 Ira Rosen <irar@il.ibm.com>
17711 PR tree-optimization/36119
17712 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17715 2008-06-04 Jan Hubicka <jh@suse.cz>
17717 tree-optimization/36100
17718 * tree-pass.h (pass_O0_always_inline): Declare.
17719 * ipa-inline.c (inline_transform): Remove dead code.
17720 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17721 pass_O0_always_inline): New.
17722 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17724 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17726 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17727 mnemonic in this_param move for TARGET_64BIT.
17729 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17731 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17732 (*strmovsi_rex_1): Ditto.
17733 (*strsetsi_1): Ditto.
17734 (*strsetsi_rex_1): Ditto.
17736 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17737 adddicc expanders using SWI mode iterator.
17739 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17742 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17745 2008-05-04 David S. Miller <davem@davemloft.net>
17747 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17748 (sparc*-*-linux*): Use linux.h in tm_file.
17749 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17750 compiler defaulting to 32-bit.
17751 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17753 * config/sparc/linux.h: Remove definitions now obtained
17754 properly from linux.h
17755 * config/sparc/linux64.h: Likewise.
17756 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17757 don't want this setting for 32-bit builds in a biarch compiler.
17758 * doc/install.texi: Add sparc-linux to list of targets
17759 supporting --enable-targets=all.
17761 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17763 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17765 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17767 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17768 after V4SI_FTYPE_V8HI.
17769 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17770 case V4SI_FTYPE_V2DF.
17772 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17774 * doc/invoke.texi (max-flow-memory-locations): Removed.
17775 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17777 2008-05-03 Richard Guenther <rguenther@suse.de>
17779 PR middle-end/34973
17780 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17782 2008-05-02 David S. Miller <davem@davemloft.net>
17784 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17786 2008-05-02 Simon Baldwin <simonb@google.com>
17789 * c-common.h (warn_array_subscript_range): Removed.
17790 * c-common.c (warn_array_subscript_range): Ditto.
17791 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17792 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17794 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17796 * config/i386/i386.c (ix86_special_builtin_type): New.
17797 (bdesc_special_args): Likewise.
17798 (ix86_expand_special_args_builtin): Likewise.
17799 (ix86_init_mmx_sse_builtins): Updated.
17800 (ix86_expand_builtin): Updated.
17801 (ix86_expand_store_builtin): Removed.
17802 (ix86_expand_unop_builtin): Likewise.
17804 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17805 * config/i386/mmintrin.h (__v2sf): Here.
17807 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17809 (_mm_loadl_pi): Likewise.
17810 (_mm_storeh_pi): Replace __v2si with __v2sf.
17811 (_mm_storel_pi): Likewise.
17813 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17814 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17815 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17816 __builtin_ia32_loadlpd.
17818 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17820 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17821 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17822 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17823 (ix86_init_mmx_sse_builtins): Updated.
17824 (ix86_expand_args_builtin): Likewise.
17825 (ix86_expand_builtin): Likewise.
17826 (ix86_expand_unop1_builtin): Renamed to ...
17827 (ix86_expand_unop_vec_merge_builtin): This.
17829 2008-05-01 Jan Hubicka <jh@suse.cz>
17832 * ipa-inline.c (inline_generate_summary): Make static.
17833 (inline_transform): Do not call inlining at -O0; make static.
17834 * passes.c (execute_todo): Add sanity check.
17835 (execute_one_ipa_transform_pass): Execute proper flags.
17837 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17839 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17840 (DECL_NONADDRESSABLE_P): Likewise.
17841 * alias.c (record_component_aliases): Fix comment.
17843 2008-05-01 Simon Baldwin <simonb@google.com>
17845 * c-common.h (warn_array_subscript_range): New function.
17846 * c-common.c (warn_array_subscript_range): Ditto.
17847 * tree-vrp.c (check_array_ref): Corrected code to agree with
17848 comment, ignoring only arrays of size 0 or size 1.
17849 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17851 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17853 * config/i386/i386.c (ix86_builtin_type): Replace
17854 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17855 (bdesc_args): Updated.
17856 (ix86_init_mmx_sse_builtins): Likewise.
17857 (ix86_expand_args_builtin): Likewise.
17859 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17862 * doc/extend.texi: Correct __builtin_ia32_palignr.
17864 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17867 * config/i386/i386.c (bdesc_crc32): Removed.
17868 (ix86_expand_crc32): Likewise.
17869 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17870 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17871 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17872 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17873 UINT_FTYPE_UINT_UCHAR.
17874 (bdesc_args): Updated. Add crc32 builtins.
17875 (ix86_init_mmx_sse_builtins): Updated.
17876 (ix86_expand_args_builtin): Updated to support subreg.
17878 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17880 2008-05-01 Jan Hubicka <jh@suse.cz>
17882 * tree-pass.h (opt_pass): Add IPA_PASS.
17883 (varpool_node, cgraph_node): Forward declare.
17884 (ipa_opt_pass): Define.
17885 (pass_ipa_inline): Turn into ipa_opt_pass.
17886 (pass_apply_inline): Remove.
17887 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17888 (apply_inline): Turn into ....
17889 (inline_transform): ... this one.
17890 (inline_generate_summary): New function.
17891 (pass_apply_inline): Remove.
17892 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17894 (struct function): Add ipa_transforms_to_apply.
17895 * passes.c (register_one_dump_file): Work on IPA_PASS.
17896 (init_optimization_passes): Remove pass_inline_parameters and
17898 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17899 (execute_one_pass) ... here; apply transforms when possible.
17900 (add_ipa_transform_pass, execute_ipa_summary_asses,
17901 execute_one_ipa_transform_pass): New.
17902 (execute_ipa_pass_list): Update for IPA_PASS type.
17904 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17906 * config/i386/i386.c (ix86_builtin_type): Add
17907 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17908 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17909 (bdesc_args): Add SSE4a builtins.
17910 (ix86_init_mmx_sse_builtins): Updated.
17911 (ix86_expand_args_builtin): Likewise.
17912 (ix86_expand_builtin): Likewise.
17914 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17916 * config/i386/i386.c (ix86_builtin_type): Add
17917 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17918 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17919 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17920 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17921 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17922 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17923 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17924 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17925 and DI_FTYPE_DI_DI_INT.
17926 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17927 (ix86_init_mmx_sse_builtins): Updated.
17928 (ix86_expand_args_builtin): Likewise.
17929 (ix86_expand_builtin): Likewise.
17930 (ix86_expand_binop_imm_builtin): Removed.
17932 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17934 2008-04-30 Richard Guenther <rguenther@suse.de>
17936 PR tree-optimization/32921
17937 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17939 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17941 * config/arm/arm.c (arm_unwind_emit): Use
17942 crtl->all_throwers_are_sibcalls instead of
17943 cfun->all_throwers_are_sibcalls.
17944 (arm_output_fn_unwind): Likewise.
17945 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17946 instead of cfun->uses_pic_offset_table.
17947 (frv_expand_prologue): Likewise.
17948 (frv_frame_pointer_required): Likewise.
17949 (frv_expand_fdpic_call): Likewise.
17950 (frv_emit_movsi): Likewise.
17951 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17952 cfun->returns_pcc_struct instead of
17953 current_function_returns_pcc_struct.
17954 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17955 instead of cfun->calls_eh_return.
17956 (m32c_pushm_popm): Likewise.
17957 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17958 "extern" declaration.
17960 2008-04-30 Richard Guenther <rguenther@suse.de>
17962 PR tree-optimization/21636
17963 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17965 (evaluate_stmt): Print the likely value.
17966 (ccp_visit_stmt): Avoid excessive vertical spacing.
17968 2008-04-30 Rafael EspÃ
\83Ândola <espindola@google.com>
17970 * builtins.c (fold_call_expr): Return realret.
17971 * tree-ssa-threadedge.c
17972 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17973 __builtin_object_size.
17975 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17977 * gcc.c (wrapper_string): New variable.
17978 (insert_wrapper): New function.
17979 (execute): New option -wrapper.
17980 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17982 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17984 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17985 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17986 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17988 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17989 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17990 config/rs6000/e500crtres64gprctr.asm,
17991 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17992 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17993 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17994 config/rs6000/e500crtsav64gprctr.asm,
17995 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17996 config/rs6000/e500crtsavg64gprctr.asm: New files.
17997 * config/rs6000/t-ppccomm: Add build rules for new files.
17998 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17999 * config/rs6000/t-netbsd: Add build rules for new files.
18000 (LIB2FUNCS_STATIC_EXTRA): New variable.
18001 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18002 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18003 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18005 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18007 * config/i386/i386.c (ix86_builtin_type): Add
18008 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18009 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18010 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18011 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18012 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18013 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18014 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18015 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18016 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18017 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18018 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18019 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18020 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18021 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18022 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18023 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18024 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18025 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18026 V1DI_FTYPE_V2SI_V2SI.
18027 (bdesc_2arg): Moved to ...
18028 (bdesc_args): Here.
18029 (ix86_init_mmx_sse_builtins): Updated.
18030 (ix86_expand_args_builtin): Updated. Take a pointer
18031 to const struct builtin_description. Handle comparison
18033 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18034 (ix86_expand_builtin): Updated.
18036 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18037 (ssse3_pmaddubsw128): This.
18038 (ssse3_pmaddubswv4hi3): Renamed to ...
18039 (ssse3_pmaddubsw): This.
18041 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18042 (__builtin_ia32_packssdw128): Likewise.
18043 (__builtin_ia32_packuswb128): Likewise.
18044 (__builtin_ia32_pmaddubsw): Likewise.
18045 (__builtin_ia32_pmaddubsw128): Likewise.
18047 2008-04-30 Richard Guenther <rguenther@suse.de>
18049 PR tree-optimization/14847
18050 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18051 (recognize_bits_test): Use it.
18052 (recognize_single_bit_test): Likewise.
18054 2008-04-30 Martin Jambor <mjambor@suse.cz>
18056 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18057 instead of setting number of formal parameters to zero.
18058 (ipcp_init_stage): Do not set the number of actual parameters to zero
18060 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18061 which are called with variable number of arguments.
18062 (ipcp_insert_stage): Explicitely skipping all nodes which are
18063 called with variable number of arguments.
18064 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18065 number of parameters.
18067 * ipa-prop.h (struct ipa_node_params): Added flag
18068 called_with_var_arguments
18069 (ipa_set_param_count): Added. Changed sole setter to use it.
18070 (ipa_get_param_count): Added. All readers of param_count
18071 converted to use it instead.
18072 (ipa_set_called_with_variable_arg): Added.
18073 (ipa_is_called_with_var_arguments): Added.
18074 (ipa_get_ith_param): Added. All readers of param_decls converted
18076 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18078 (ipa_get_cs_argument_count): Added, all readers of argument_count
18080 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18083 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18084 (struct ipcp_lattice): Renamed cval_type to type
18085 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18087 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18088 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18089 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18090 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18091 (build_const_val): Changed the type of parameter cvalue to tree
18092 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18093 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18095 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18098 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18099 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18100 (ipa_add_method): Renamed to ipa_push_func_to_list
18101 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18102 (ipa_callsite_param_count): Removed.
18103 (ipa_callsite_param_count_set): Removed.
18104 (ipa_callsite_param): Removed.
18105 (ipa_callsite_callee): Removed.
18106 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18107 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18108 (ipa_method_formal_count): Removed.
18109 (ipa_method_formal_count_set): Removed.
18110 (ipa_method_get_tree): Removed.
18111 (ipa_method_tree_map_create): Removed.
18112 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18113 (ipa_create_param_decls_array): Creates the array itself
18114 (ipa_create_param_decls_array): Temporary variable info instead of
18115 a few dereferences.
18116 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18117 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18118 (get_type): Removed.
18119 (ipa_jf_get_info_type): Removed.
18120 (ipa_node_create): Renamed to ipa_create_node_params
18121 (ipa_free): Renamed to ipa_free_all_node_params
18122 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18123 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18124 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18125 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18126 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18127 ipa_free_all_edge_args
18128 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18129 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18130 (ipa_create_methodlist_node): Removed.
18131 (ipa_methodlist_method): Removed.
18132 (ipa_methodlist_method_set): Removed.
18133 (ipa_methodlist_next_method): Removed.
18134 (ipa_methodlist_next_method_set): Removed.
18135 (ipa_method_is_modified): Removed.
18136 (ipa_method_modify_create): Removed.
18137 (ipa_method_modify_init): Temporary variable info instead of a few
18139 (ipa_detect_param_modifications): Temporary variable info instead of
18140 a few dereferences.
18141 (ipa_compute_jump_functions): Temporary variable info instead of
18142 a few dereferences.
18143 (ipa_method_modify_set): Removed.
18144 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18145 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18146 than craph_node as the first parameter.
18147 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18148 (ipa_method_modify_init): Removed.
18149 (ipa_compute_jump_functions): Added a temp variable instead of
18150 repeatadly dereferencing the cgraph_edge.aux pointer
18151 (ipa_callsite_param_set_type): Removed.
18152 (ipa_compute_jump_functions): i renamed to index and moved to
18154 (ipa_callsite_param_set_info_type_formal): Removed.
18155 (ipa_callsite_param_set_info_type): Removed.
18156 (ipa_callsite_param_map_create): Removed.
18157 (ipa_callsite_tree): Removed.
18158 (ipa_callsite_caller): Removed.
18159 (ipa_pop_func_from_list): return_method removed to return_func
18161 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18162 prefixed all values with IPA_. Changed all users.
18163 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18164 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18165 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18166 (union parameter_info): Renamed to jump_func_value.
18167 (union jump_func_value): Renamed value to constant
18168 (struct ipa_jump_func): Renamed info_type to value
18169 (struct ipa_node): Renamed to ipa_node_params
18170 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18171 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18172 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18173 (struct ipa_edge): Renamed to ipa_edge_args
18174 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18175 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18176 (struct ipa_methodlist): Renamed to ipa_func_list
18177 (struct ipa_func_list): method_p renamed to node, next_method
18179 (ipa_methodlist_p): Removed, switched all users to struct pointer
18180 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18182 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18184 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18185 (rs6000_emit_epilogue): Use backchain to restore only when we
18186 have a large frame. Make use of frame pointer to restore if we
18187 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18189 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18191 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18192 Add mode to zero_extract.
18193 (sign bit tests peepholes): (Ditto.).
18195 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18197 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18198 Instructions in comments with SSE3.
18199 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18200 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18201 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18202 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18203 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18204 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18205 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18206 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18207 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18208 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18209 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18210 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18211 (bdesc_sse_args): Renamed to ...
18212 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18213 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18214 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18215 IX86_BUILTIN_FABSQ.
18216 (bdesc_1arg): Moved to ...
18217 (bdesc_args): Here.
18218 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18219 Instructions in comments with SSE3.
18220 (ix86_expand_sse_operands_builtin): Renamed to ...
18221 (ix86_expand_args_builtin): This. Updated.
18222 (ix86_expand_unop1_builtin): Update comments.
18223 (ix86_expand_builtin): Updated.
18225 2008-04-29 Richard Guenther <rguenther@suse.de>
18227 PR tree-optimization/36078
18228 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18229 Update virtual SSA form after cleaning up the CFG.
18231 2008-04-29 Richard Guenther <rguenther@suse.de>
18233 PR middle-end/15255
18234 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18236 2008-04-29 Richard Guenther <rguenther@suse.de>
18238 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18239 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18240 (compute_flow_insensitive_aliasing): Do not treat
18241 PTR_IS_REF_ALL pointers special.
18242 (get_smt_for): Likewise.
18243 (may_alias_p): Re-structure.
18244 (is_escape_site): A ref-all pointer conversion is not an escape site.
18245 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18246 PTR_IS_REF_ALL pointers special.
18247 * tree-ssa-structalias.h (struct alias_info): Remove
18248 ref_all_symbol_mem_tag field.
18249 (PTR_IS_REF_ALL): Remove.
18251 2008-04-29 Richard Guenther <rguenther@suse.de>
18253 PR middle-end/36077
18254 * fold-const.c (extract_muldiv_1): In combining division constants
18255 make sure to never overflow.
18257 2008-04-29 Nick Clifton <nickc@redhat.com>
18259 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18261 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18264 * optc-gen.awk: Work around HP-UX/IA awk bug.
18266 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18268 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18271 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18274 * config/i386/i386.md
18275 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18276 Change operand 1 predicate to nonimmediate_operand.
18278 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18281 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18283 * gengtype.c (walk_type, write_func_for_structure): Handle
18285 * doc/gty.texi: Document chain_circular.
18287 2008-04-28 Richard Guenther <rguenther@suse.de>
18289 PR tree-optimization/36066
18290 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18293 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/i386.md
18297 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18298 Use match_scratch instead of match_operand for operands 3 and 4.
18300 2008-04-27 Richard Guenther <rguenther@suse.de>
18302 PR tree-optimization/18754
18303 PR tree-optimization/34223
18304 * tree-pass.h (pass_complete_unrolli): Declare.
18305 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18306 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18307 Rewrite loop into loop closed SSA form if it is not already.
18308 (tree_unroll_loops_completely): Re-structure to iterate over
18309 innermost loops with intermediate CFG cleanups.
18310 Unroll outermost loops only if requested or the code does not grow
18312 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18313 loops are available.
18314 (tree_vectorize): Instead do so here.
18315 (tree_complete_unroll): Also unroll outermost loops.
18316 (tree_complete_unroll_inner): New function.
18317 (gate_tree_complete_unroll_inner): Likewise.
18318 (pass_complete_unrolli): New pass.
18319 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18320 uses outside of the loop.
18321 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18322 form if it is available.
18323 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18324 * passes.c (init_optimization_passes): Schedule complete inner
18325 loop unrolling pass before the first CCP pass after final inlining.
18327 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18329 * targhooks.h (default_emutls_var_fields,
18330 default_emutls_var_init): Declare.
18331 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18332 * target.h (struct gcc_target): Add struct emutls member.
18333 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18334 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18335 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18336 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18337 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18338 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18339 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18340 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18341 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18342 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18343 emit debug information.
18344 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18345 * varasm.c: Include targhooks.h.
18346 (emutls_object_section, emutls_tmpl_section): New.
18347 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18348 (EMUTLS_SEPARATOR): New.
18349 (prefix_name): New.
18350 (get_emutls_object_name): New.
18351 (default_emutls_var_fields): New, broken out of ...
18352 (get_emutls_object_type): ... here. Adjust to use target hooks.
18353 (get_emutls_init_templ_addr): Adjust to use target hooks.
18354 (emutls_decl): Adjust to use target hooks.
18355 (emutls_finish): Likewise.
18356 (default_emutls_var_init): New, broken out of ...
18357 (assemble_variable): ... here. Adjust to use target hooks.
18358 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18359 SECCAT_EMUTLS_TMPL.
18360 * c-common.c (handle_section_attribute): Prevent overriding
18361 sections for emulated tls with special sections.
18362 * config/i386/i386.c (x86_64_elf_select_section): Add
18363 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18364 (x86_64_elf_unique_section): Likewise.
18365 * config/vxworks.c: Include tree.h.
18366 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18367 (vxworks_override_options): Set TLS scheme.
18368 * doc/tm.texi (Emulated TLS): New node.
18370 2008-04-26 Simon Baldwin <simonb@google.com>
18373 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18374 with propagated string constants.
18376 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18378 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18379 constraint for operand 2 when operand 0 is memory operand.
18380 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18381 operand 0 is memory operand.
18382 (fix_trunc<mode>_i387_with_temp): Ditto.
18383 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18384 operand 2 when operand 1 is memory operand.
18385 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18386 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18387 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18388 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18389 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18390 operands 2,3 and 4 when operand 1 is memory operand.
18391 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18393 (fistdi2_floor_with_temp): Ditto.
18394 (fist<mode>2_floor_with_temp): Ditto.
18395 (fistdi2_ceil_with_temp): Ditto.
18396 (fist<mode>2_ceil_with_temp): Ditto.
18397 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18399 2008-04-26 David Daney <ddaney@avtrex.com>
18401 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18403 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18404 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18405 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18406 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18407 (compare_and_swap_12): New insn.
18408 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18409 * config/mips/mips.c (mips_force_binary): New function.
18410 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18411 (mips_expand_compare_and_swap_12): New function.
18412 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18414 2008-04-25 Jan Hubicka <jh@suse.cz>
18417 * cfgexpand.c (pass_expand): Turn into RTL pass.
18418 * passes.c (execute_one_pass): Do pass typechecking after execution.
18419 * tree-pass.h (pass_expand): Turn into RTL pass.
18421 * function.h (struct rtl_data): Move here fields
18422 accesses_prior_frames, calls_eh_return, saves_all_registers,
18423 has_nonlocal_goto, has_asm_statement, is_thunk,
18424 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18425 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18426 arg_pointer_save_area_init from struct function; turn into bool.
18427 (struct function): Move
18428 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18429 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18430 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18431 tail_call_emit, arg_pointer_save_area_init
18432 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18433 (current_function_returns_struct, current_function_returns_pcc_struct,
18434 current_function_calls_setjmp, current_function_calls_alloca,
18435 current_function_accesses_prior_frames,
18436 current_function_calls_eh_return, current_function_is_thunk,
18437 current_function_stdarg, current_function_profile,
18438 current_function_limit_stack, current_function_uses_pic_offset_table,
18439 current_function_uses_const_pool, current_function_has_nonlocal_label,
18440 current_function_saves_all_registers,
18441 current_function_has_nonlocal_goto,
18442 current_function_has_asm_statement): Remove accesor macros.
18443 * ra-conflict.c (global_conflicts): Update.
18444 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18445 (suitable_for_tail_call_opt_p): Update.
18446 * builtins.c (expand_builtin_return_addr): Update.
18447 (expand_builtin_setjmp_setup): Update.
18448 (expand_builtin_nonlocal_goto): Update.
18449 * final.c (final_start_function): Update.
18450 (profile_function): Update.
18451 (leaf_function_p): Update.
18452 (only_leaf_regs_used): Update.
18453 * df-scan.c (df_get_exit_block_use_set): Update.
18454 * dojump.c (clear_pending_stack_adjust): Update.
18455 * tree-stdarg.c (gate_optimize_stdarg): Update.
18456 * gimple-low.c (lower_function_body): Update.
18457 * global.c (compute_regsets): Update.
18458 (global_alloc): Update.
18459 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18460 * expr.c (expand_assignment): Update.
18461 * dse.c (dse_step0): Update.
18462 (dse_step1): Update.
18463 * c-decl.c (store_parm_decls): Update.
18464 * local-alloc.c (combine_regs): Update.
18465 (find_free_reg): Update.
18466 * function.c (assign_parms_augmented_arg_list): Update.
18467 (assign_parm_find_data_types): Update.
18468 (assign_parms): Update.
18469 (allocate_struct_function): Update.
18470 (expand_function_start): Update.
18471 (expand_function_end): Update.
18472 (get_arg_pointer_save_area): Update.
18473 (thread_prologue_and_epilogue_insns): Update.
18474 (rest_of_match_asm_constraints): Update.
18475 * stor-layout.c (variable_size): Update.
18476 * gcse.c (gcse_main): Update.
18477 (bypass_jumps): Update.
18478 * gimplify.c (gimplify_function_tree): Update.
18479 * calls.c (emit_call_1): Update.
18480 (expand_call): Update.
18481 * bt-load.c (compute_defs_uses_and_gen): Update.
18482 * except.c (sjlj_assign_call_site_values): Update.
18483 (sjlj_emit_function_enter): Update.
18484 (can_throw_external): Update.
18485 (set_nothrow_function_flags): Update.
18486 (expand_builtin_unwind_init): Update.
18487 (expand_eh_return): Update.
18488 (convert_to_eh_region_ranges): Update.
18489 (output_function_exception_table): Update.
18490 * emit-rtl.c (gen_tmp_stack_mem): Update.
18491 * cfgexpand.c (expand_used_vars): Update.
18492 (tree_expand_cfg): Update.
18493 * cfgcleanup.c (rest_of_handle_jump): Update.
18494 * explow.c (allocate_dynamic_stack_space): Update.
18495 * varasm.c (assemble_start_function): Update.
18496 (force_const_mem): Update.
18497 (mark_constant_pool): Update.
18498 * tree-optimize.c (tree_rest_of_compilation): Update.
18499 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18500 * tree-cfg.c (notice_special_calls): Update.
18501 (is_ctrl_altering_stmt): Update.
18502 (tree_can_make_abnormal_goto): Update.
18503 (tree_purge_dead_abnormal_call_edges): Update.
18504 * config/alpha/predicates.md: Update.
18505 * config/alpha/alpha.c (alpha_sa_mask): Update.
18506 (alpha_sa_size): Update.
18507 (alpha_does_function_need_gp): Update.
18508 (alpha_expand_prologue): Update.
18509 (alpha_start_function): Update.
18510 (alpha_output_function_end_prologue): Update.
18511 (alpha_expand_epilogue): Update.
18512 * config/frv/frv.c (frv_stack_info): Update.
18513 (frv_expand_epilogue): Update.
18514 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18515 (s390_register_info): Update.
18516 (s390_frame_info): Update.
18517 (s390_init_frame_layout): Update.
18518 (s390_can_eliminate): Update.
18519 (save_gprs): Update.
18520 * config/spu/spu.c (spu_split_immediate): Update.
18521 (need_to_save_reg): Update.
18522 (spu_expand_prologue): Update.
18523 (spu_expand_epilogue): Update.
18524 * config/sparc/sparc.md: Update.
18525 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18526 (sparc_tls_got): Update.
18527 (legitimize_pic_address): Update.
18528 (sparc_emit_call_insn): Update.
18529 (sparc_expand_prologue): Update.
18530 (output_return): Update.
18531 (print_operand): Update.
18532 (sparc_function_ok_for_sibcall): Update.
18533 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18534 * config/m32r/m32r.md: Update.
18535 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18536 (m32r_compute_frame_size): Update.
18537 (m32r_expand_prologue): Update.
18538 (m32r_expand_epilogue): Update.
18539 (m32r_legitimize_pic_address): Update.
18540 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18541 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18542 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18543 (gen_push): Update.
18544 (ix86_save_reg): Update.
18545 (ix86_compute_frame_layout): Update.
18546 (ix86_expand_prologue): Update.
18547 (ix86_expand_epilogue): Update.
18548 * config/sh/sh.c (output_stack_adjust): Update.
18549 (calc_live_regs): Update.
18550 (sh5_schedule_saves): Update.
18551 (sh_expand_prologue): Update.
18552 (sh_expand_epilogue): Update.
18553 (sh_setup_incoming_varargs): Update.
18554 (sh_allocate_initial_value): Update.
18555 (sh_get_pr_initial_val): Update.
18556 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18557 * config/sh/sh.md (label:): Update.
18558 * config/avr/avr.c (out_movhi_mr_r): Update.
18559 * config/crx/crx.h (enum): Update.
18560 * config/xtensa/xtensa.h (along): Update.
18561 * config/stormy16/stormy16.c Update.
18562 (xstormy16_compute_stack_layout): Update.
18563 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18564 (fr30_expand_prologue): Update.
18565 * config/cris/cris.c (cris_conditional_register_usage): Update.
18566 (cris_reg_saved_in_regsave_area): Update.
18567 (cris_initial_frame_pointer_offset): Update.
18568 (cris_simple_epilogue): Update.
18569 (cris_expand_prologue): Update.
18570 (cris_expand_epilogue): Update.
18571 (cris_expand_pic_call_address): Update.
18572 (cris_asm_output_symbol_ref): Update.
18573 (cris_asm_output_label_ref): Update.
18574 * config/cris/cris.md Update.
18575 * config/iq2000/iq2000.c (compute_frame_size): Update.
18576 (iq2000_expand_epilogue): Update.
18577 * config/mt/mt.h (save_direction): Update.
18578 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18579 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18580 (ia64_secondary_reload_class): Update.
18581 * config/m68k/m68k.c (m68k_save_reg): Update.
18582 (m68k_expand_prologue): Update.
18583 (m68k_expand_epilogue): Update.
18584 (legitimize_pic_address): Update.
18585 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18586 (first_reg_to_save): Update.
18587 (first_altivec_reg_to_save): Update.
18588 (compute_vrsave_mask): Update.
18589 (compute_save_world_info): Update.
18590 (rs6000_stack_info): Update.
18591 (spe_func_has_64bit_regs_p): Update.
18592 (rs6000_ra_ever_killed): Update.
18593 (rs6000_emit_eh_reg_restore): Update.
18594 (rs6000_emit_allocate_stack): Update.
18595 (rs6000_emit_prologue): Update.
18596 (rs6000_emit_epilogue): Update.
18597 (rs6000_output_function_epilogue): Update.
18598 (output_profile_hook): Update.
18599 (rs6000_elf_declare_function_name): Update.
18600 * config/rs6000/rs6000.h (rs6000_args): Update.
18601 * config/rs6000/rs6000.md: Update.
18602 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18603 * config/arc/arc.c (arc_output_function_epilogue): Update.
18604 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18605 * config/darwin.c (machopic_function_base_name): Update.
18606 * config/score/score3.c (score3_compute_frame_size): Update.
18609 (score3_epilogue): Update.
18610 * config/score/score7.c (score7_compute_frame_size): Update.
18611 (score7_prologue): Update.
18612 (score7_epilogue): Update.
18613 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18614 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18615 * config/arm/arm.c (use_return_insn): Update.
18616 (require_pic_register): Update.
18617 (arm_load_pic_register): Update.
18618 (arm_compute_save_reg0_reg12_mask): Update.
18619 (arm_compute_save_reg_mask): Update.
18620 (thumb1_compute_save_reg_mask): Update.
18621 (output_return_instruction): Update.
18622 (arm_output_function_prologue): Update.
18623 (arm_output_epilogue): Update.
18624 (arm_get_frame_offsets): Update.
18625 (arm_expand_prologue): Update.
18626 (thumb_pushpop): Update.
18627 (thumb_exit): Update.
18628 (thumb1_expand_prologue): Update.
18629 (thumb1_expand_epilogue): Update.
18630 (arm_unwind_emit): Update.
18631 (arm_output_fn_unwind): Update.
18632 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18633 * config/arm/arm.md: Update.
18634 * config/pa/pa.md: Update.
18635 * config/pa/pa.c (legitimize_pic_address): Update.
18636 (compute_frame_size): Update.
18637 (hppa_expand_prologue): Update.
18638 (hppa_expand_epilogue): Update.
18639 (borx_reg_operand): Update.
18640 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18641 (HARD_REGNO_RENAME_OK): Update.
18642 * config/mips/mips.c (mips_global_pointer): Update.
18643 (mips_save_reg_p): Update.
18644 (mips_compute_frame_info): Update.
18645 (mips_frame_pointer_required): Update.
18646 (mips_expand_prologue): Update.
18647 (mips_expand_epilogue): Update.
18648 (mips_can_use_return_insn): Update.
18649 (mips_reorg_process_insns): Update.
18650 * config/v850/v850.c (compute_register_save_size): Update.
18651 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18652 * config/mmix/mmix.c (along): Update.
18653 (mmix_expand_epilogue): Update.
18654 * config/bfin/bfin.c (legitimize_pic_address): Update.
18655 (must_save_p): Update.
18656 (stack_frame_needed_p): Update.
18657 (add_to_reg): Update.
18658 (bfin_expand_prologue): Update.
18659 * stmt.c (expand_asm_operands): Update.
18660 * reload1.c (reload): Update.
18661 (init_elim_table): Update.
18663 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18665 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18667 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18669 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18670 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18671 (mov<mode>): Removed.
18672 (*movv4sf_internal): Likewise.
18673 (*movv2df_internal): Likewise.
18675 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18677 * config.gcc (crx-*-elf): Remove deprecation.
18679 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18681 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18682 __gcc_deregister_frame with atexit.
18683 (deregister_frame_dtor): Remove.
18685 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18686 Nathan Sidwell <nathan@codesourcery.com>
18688 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18690 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18691 (rs6000_isel): Likewise.
18692 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18693 (rs6000_isel): New variable.
18694 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18696 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18699 * c-common.c (handle_vector_size_attribute): Call
18700 lang_hooks.types.reconstruct_complex_type instead of
18701 reconstruct_complex_type.
18702 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18703 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18704 * langhooks.h (struct lang_hooks_for_types): Add
18705 reconstruct_complex_type hook.
18706 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18707 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18709 2008-04-24 Richard Guenther <rguenther@suse.de>
18711 * c-common.h (check_builtin_function_arguments): Declare.
18712 * c-common.c (validate_nargs): New function.
18713 (check_builtin_function_arguments): Likewise.
18714 * c-typeck.c (build_function_call): Call
18715 check_builtin_function_arguments.
18716 * builtins.c (fold_builtin_classify): Remove error reporting code.
18717 (fold_builtin_unordered_cmp): Likewise.
18718 (fold_builtin_1): Likewise.
18719 (fold_builtin_n): Likewise.
18721 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18723 PR tree-optimization/36008
18724 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18725 the original op1, rather than delta by step.
18727 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18728 Sebastian Pop <sebastian.pop@amd.com>
18730 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18731 eliminate_local_variables_stmt, eliminate_local_variables,
18732 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18733 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18734 of code delimited by two edges in the CFG.
18735 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18736 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18737 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18738 the case of parallelisation of reductions.
18739 (expr_invariant_in_region_p): New.
18741 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18742 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18744 2008-04-24 Ira Rosen <irar@il.ibm.com>
18745 Richard Guenther <rguenther@suse.de>
18747 PR tree-optimization/36034
18748 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18749 incapable of dealing with loads with gaps.
18751 2008-04-24 Rafael EspÃ
\83Ândola <espindola@google.com>
18753 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18754 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18755 vrp_evaluate_conditional.
18756 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18757 (vrp_evaluate_conditional): Split the cond argument.
18758 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18759 (simplify_stmt_for_jump_threading): Update call to
18760 vrp_evaluate_conditional.
18762 2008-04-24 Ira Rosen <irar@il.ibm.com>
18764 PR tree-optimization/35982
18765 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18766 interleaved data-refs are of the same type.
18768 2008-04-24 Danny Smith <dannysmith@users.net>
18770 * c-format.c (check_format_info_main): Use strncmp rather than a
18771 magic prefix to handle multichar length specs.
18772 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18773 Don't prefix "I64" and "I32" with '\0'.
18775 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18778 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18779 in registers for -m32 only if stdarg_p (fntype).
18781 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18783 PR rtl-optimization/36006
18784 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18785 temp to op0 in order to avoid invalid rtx sharing.
18787 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18789 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18790 check TREE_INVARIANT.
18791 * tree-gimple.c (is_gimple_address): New.
18792 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18793 * tree-gimple.h (is_gimple_address): New.
18794 * tree.h (decl_address_invariant_p): New.
18795 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18796 (build_string): Likewise.
18797 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18798 (tree_invariant_p_1): Likewise.
18799 (save_expr): Use it.
18800 (tree_invariant_p): New.
18801 (skip_simple_arithmetic): Use it.
18802 (stabilize_reference_1): Use it.
18803 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18805 (build1_stat): Drop code to compute TREE_INVARIANT.
18806 (build2_stat): Drop code to compute TREE_INVARIANT.
18807 (build3_stat): Drop code to compute TREE_INVARIANT.
18808 (build4_stat): Drop code to compute TREE_INVARIANT.
18809 (build5_stat): Drop code to compute TREE_INVARIANT.
18810 (build7_stat): Drop code to compute TREE_INVARIANT.
18811 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18812 * tree.h (struct tree_base): Remove invariant_flag.
18813 (TREE_INVARIANT): Remove.
18814 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18815 (fold_builtin_expect): Check TREE_CONSTANT.
18816 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18817 * c-tree.h (c_expr_to_decl): Drop third parameter.
18818 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18819 (build_c_cast): Don't set TREE_INVARIANT.
18820 (pop_init_level): Don't set TREE_INVARIANT.
18821 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18822 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18824 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18825 (gimplify_addr_expr): Adjust comment.
18826 * tree-mudflap.c (mf_build_string):
18827 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18828 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18829 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18830 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18831 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18832 * langhooks.h (struct lang_hooks): Drop third parameter from
18835 2008-04-23 Richard Guenther <rguenther@suse.de>
18837 PR tree-optimization/27799
18838 PR tree-optimization/32921
18839 PR tree-optimization/32624
18840 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18841 SMTs aliases and the tag itself into the solution.
18842 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18843 merge the points-to solution back into the SMT aliases.
18844 (may_alias_p): Use alias_set_subset_of instead of
18845 aliases_conflict_p. A pointer which points to
18846 memory with alias set zero may access any variable.
18848 2008-04-23 Richard Guenther <rguenther@suse.de>
18850 * alias.c (alias_set_subset_of): Correctly handle asking
18851 if zero is a subset of an alias set with zero child.
18852 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18853 (compute_flow_insensitive_aliasing): Correctly walk all
18854 pointers. Do not unnecessarily union sets.
18856 2008-04-23 Richard Guenther <rguenther@suse.de>
18858 PR middle-end/36021
18859 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18861 2008-04-22 Tomas Bily <tbily@suse.cz>
18863 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18865 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18867 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18868 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18869 * tree-inline.c (estimate_num_insns_1): Likewise.
18870 * varasm.c (const_hash_1, compare_constant, copy_constant)
18871 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18872 * emit-rtl.c (component_ref_for_mem_expr)
18873 (set_mem_attributes_minus_bitpos): Likewise.
18874 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18875 (is_aligning_offset): Likewise.
18876 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18877 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18878 * dojump.c (do_jump): Likewise.
18879 * builtins.c (get_pointer_alignment, get_memory_rtx)
18880 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18881 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18883 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18885 PR rtl-optimization/36017
18886 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18887 expanding the library call.
18889 2008-04-22 Ian Lance Taylor <iant@google.com>
18891 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18892 than size_in_bytes.
18894 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18896 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18897 of LR/CTR moves for Power6.
18899 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18901 PR middle-end/36003
18902 * passes.c (init_optimization_passes): Remove
18903 pass_fast_rtl_byte_dce.
18905 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18908 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18909 builtin functions to generate faster code.
18910 (_mm_cvtpu16_ps): Ditto.
18911 (_mm_cvtpi32x2_ps): Ditto.
18913 2008-04-22 Nick Clifton <nickc@redhat.com>
18915 * common.opt (ftree-loop-distribution): Add Optimization
18918 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18919 (frv_expand_builtin_va_start): Likewise.
18921 * config/arm/arm.c (thumb_find_work_register): Fix location of
18922 argument register count.
18924 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18926 Support scheduling for ColdFire V1 and V3 microarchitecture.
18927 Improve scheduling of multiplication instructions.
18929 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18930 (mac): New instruction attribute.
18931 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18932 (m68k_sched_mac): New variable.
18933 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18934 Handle cfv1 and cfv3.
18935 (max_insn_size): New static variable.
18936 (struct _sched_ib): New type.
18937 (sched_ib): New static variable.
18938 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18939 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18940 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18942 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18943 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18944 new variables. Update.
18945 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18946 Add modeling of cfv3 instruction buffer. Update.
18947 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18948 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18949 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18950 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18951 a particular reservation applies to.
18952 (type2): Reorganize attribute values. Rename alu to alu_reg,
18953 alu_l to alu, move_l to omove. Join move to alu. Split mul
18954 to mul_l and mul_w.
18955 (cf_ib_*): Simplify description of instruction buffer.
18956 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18957 (cf_mem): Split into cf_mem1 and cf_mem2.
18958 (cf_v2_move_??): Rename to cfv12_alu_??.
18959 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18960 (cf_v2_mul_??): Remove reservations.
18961 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18962 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18963 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18965 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18966 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18967 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18968 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18969 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18970 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18971 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18972 expansions of the above reservations for instructions of sizes
18975 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18977 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18979 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18981 * coverage.c: Include tree-pass.h.
18982 (coverage_counter_alloc): Print da_file_name to the dump file.
18984 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18986 * sbitmap.c (sbitmap_range_empty_p): New function.
18987 * sbitmap.h (sbitmap_range_empty_p): New function.
18988 * bitmap.h: Now includes obstack.h.
18990 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18991 Kenneth Zadeck <zadeck@naturalbridge.com>
18993 * dbgcnt.def (ra_byte_scan): Added.
18994 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18995 when the last hit happens for a counter.
18996 * timevar.def (TV_DF_BYTE_LR): New variable.
18997 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18998 * passes.c (pass_fast_rtl_byte_dce): New pass.
18999 * fwprop.c (update_df): Added mode to call df_ref_create.
19000 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19001 DF_REF_EXTRACT_OFFSET.
19002 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19003 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19005 (df_ref_extract): Added mode field.
19006 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19007 DF_REF_EXTRACT_OFFSET.
19008 (DF_REF_EXTRACT_MODE): New macro.
19009 (df_byte_lr_bb_info): New structure.
19010 (df_print_byte_regset, df_compute_accessed_bytes,
19011 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19012 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19013 df_byte_lr_simulate_uses,
19014 df_byte_lr_simulate_artificial_refs_at_top,
19015 df_byte_lr_simulate_artificial_refs_at_end,
19016 df_compute_accessed_bytes): New function.
19017 (df_ref_create): Add parameter.
19018 (df_byte_lr_get_bb_info): New inline function.
19019 * df-scan.c (df_ref_record, df_uses_record,
19020 df_ref_create_structure): Added mode parameter.
19021 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19022 df_defs_record, df_uses_record, df_get_conditional_uses,
19023 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19024 df_entry_block_defs_collect, df_exit_block_uses_collect):
19025 Added mode parameter to calls to df_ref_record, df_uses_record,
19026 df_ref_create_structure.
19027 (df_ref_equal_p, df_ref_compare): Added test for modes.
19028 (df_ref_create_structure): Added code to set mode. Renamed
19029 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19030 DF_REF_EXTRACT_OFFSET.
19031 * df-core.c (df_print_byte_regset): New function.
19032 * df-byte-scan.c: New file.
19033 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19034 calls to BITMAP_FREE.
19035 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19036 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19037 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19038 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19039 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19040 df_byte_lr_local_compute, df_byte_lr_init,
19041 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19042 df_byte_lr_transfer_function, df_byte_lr_free,
19043 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19044 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19045 df_byte_lr_simulate_uses,
19046 df_byte_lr_simulate_artificial_refs_at_top,
19047 df_byte_lr_simulate_artificial_refs_at_end): New function.
19048 * dce.c (byte_dce_process_block): New function.
19049 (dce_process_block): au is now passed in rather than computed
19050 locally. Changed loops that look at artificial defs to not look
19051 for conditional or partial ones, because there never are any.
19052 (fast_dce): Now is able to drive byte_dce_process_block or
19053 dce_process_block depending on the kind of dce being done.
19054 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19055 (rest_of_handle_fast_byte_dce): New function.
19056 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19057 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19059 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19062 * gcc.h: Added fortran options that take arguments to
19063 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19066 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19068 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19069 scalarization if on the LHS and not a full access.
19071 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19073 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19075 2008-04-18 Rafael EspÃ
\83Ândola <espindola@google.com>
19077 * tree-vrp.c (find_case_label_index): Fix the binary search.
19078 (find_case_label_range): New.
19079 (vrp_visit_switch_stmt): Use find_case_label_range.
19080 (simplify_switch_using_ranges): Use find_case_label_range.
19082 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19084 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19085 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19087 2008-04-18 Tom Tromey <tromey@redhat.com>
19090 * doc/cpp.texi (Implementation-defined behavior): Mention
19093 2008-04-18 Ian Lance Taylor <iant@google.com>
19095 * fold-const.c (pointer_may_wrap_p): New static function.
19096 (fold_comparison): Add another test for pointer overflow. Use
19097 pointer_may_wrap_p to disable some false positives.
19099 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19101 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19102 (fname_as_string): Match updated cpp_interpret_string prototype.
19103 (fix_string_type): Support char16_t* and char32_t*.
19104 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19105 derivative) nodes. Register as builtin if C++0x.
19106 (c_parse_error): Support CPP_CHAR{16,32}.
19107 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19108 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19109 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19110 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19111 CTI_CHAR32_ARRAY_TYPE>: New elements.
19112 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19113 char32_type_node, signed_char32_type_node, char16_array_type_node,
19114 char32_array_type_node): New defines.
19115 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19116 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19117 (lex_string): Support CPP_STRING{16,32}, match updated
19118 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19119 (lex_charconst): Support CPP_CHAR{16,32}.
19120 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19121 and CPP_STRING{16,32}.
19123 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19126 * aclocal.m4: Regenerate.
19127 * configure: Regenerate.
19129 2008-04-18 Jan Hubicka <jh@suse.cz>
19131 * except.c (dw2_size_of_call_site_table,
19132 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19134 * cgraphbuild.c (build_cgraph_edges): Update.
19135 * tree-pass.h: Update comment.
19136 * final.c (leaf_function_p): Update.
19137 (leaf_renumber_regs): Update.
19138 (rest_of_clean_state): Update.
19139 * omp-low.c (expand_omp_parallel): Update.
19140 * ipa-reference.c (analyze_function): Update.
19141 * reorg.c (find_end_label): Update.
19142 (optimize_skip): Update.
19143 (fill_simple_delay_slots): Update.
19144 (fill_simple_delay_slots): Update.
19145 (make_return_insns): Update.
19146 (dbr_schedule): Update.
19147 * gimple-low.c (record_vars_into): Update.
19148 * cfgbuild.c (make_edges): Update.
19149 * function.c (assign_stack_local): Update.
19150 (assign_parm_adjust_stack_rtl): Update.
19151 (locate_and_pad_parm): Update.
19152 (allocate_struct_function): Do not initialize stack_alignment_needed
19153 and preferred_stack_boundary here.
19154 (stack_protect_prologue): Update.
19155 (stack_protect_epilogue): Update.
19156 (expand_function_start): Initialize stack_alignment_needed,
19157 preferred_stack_boundary and max_jumptable_ents.
19158 (expand_function_end): Update.
19159 (free_after_compilation): Do not NULLify epilogue_delay_list.
19160 * function.h (struct rtl_data): Add stack_protect_guard,
19161 stack_alignment_needed,
19162 preferred_stack_boundary, epilogue_delay_list.
19163 (struct function): Remove value_histograms, stack_alignment_needed,
19164 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19166 unexpanded_var_list, stack_protect_guard.
19167 (current_function_epilogue_delay_list): Remove.
19168 * ipa-type-escape.c (analyze_function): Update.
19169 * gimplify.c (pop_gimplify_context): Update comment.
19170 * calls.c (expand_call): Update.
19171 (emit_library_call_value_1): Update.
19172 * except.c (set_nothrow_function_flags): Update.
19173 * cfgexpand.c (get_decl_align_unit): Update.
19174 (create_stack_guard): Update.
19175 (estimated_stack_frame_size): Update.
19176 (expand_used_vars): Update.
19177 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19178 * explow.c (allocate_dynamic_stack_space): Update.
19179 * tree-ssa-live.c (remove_unused_locals): Update.
19180 * varasm.c (mark_constant_pool): Update.
19181 * tree-inline.c (remap_decls): Update.
19182 (initialize_cfun): Update.
19183 (declare_return_variable): Update.
19184 (inline_forbidden_p): Update.
19185 (expand_call_inline): Update.
19186 (declare_inline_vars): Update.
19187 (tree_function_versioning): Update.
19188 * tree-flow.h (value_histograms): New.
19189 (VALUE_HISTOGRAMS): New macro.
19190 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19192 * tree-cfg.c (set_bb_for_stmt): Update.
19193 (replace_by_duplicate_decl): Update.
19194 (move_block_to_fn): Update.
19195 (new_label_mapper): Update.
19196 (dump_function_to_file): Update.
19197 * ipa-struct-reorg.c (build_data_structure): Update.
19198 * cfgrtl.c (print_rtl_with_bb): Update.
19199 * reload1.c (reload): Update.
19201 * config/i386/i386.c (setup_incoming_varargs_64,
19202 ix86_compute_frame_layout): Update.
19203 * config/arc/arc.c (arc_output_function_epilogue): Update.
19205 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19207 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19208 for FreeBSD as well.
19209 * gthr-posix95.h: Likewise.
19211 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19213 PR rtl-optimization/35838
19214 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19215 out the byte offset of the first subreg.
19217 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19219 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19220 to split_ti instead of three separate calls with single member arrays.
19221 (subti3 splitter): Ditto.
19222 (adddi3 splitter): Ditto with split_di.
19223 (subdi3 splitter): Ditto.
19224 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19225 two separate calls with single member arrays. Swap match_dup
19226 operands 1 and 2 to better fit into the array.
19227 (negdi2 splitter): Ditto with split_di.
19228 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19229 two separate calls with single member arrays. Swap match_dup operands
19230 6 and 7 to better fit into the array.
19232 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/i386.c (sse_builtin_type): New.
19235 (bdesc_sse_args): Likewise.
19236 (bdesc_sse_3arg): Removed.
19237 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19238 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19239 IX86_BUILTIN_ROUNDPS.
19240 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19241 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19242 IX86_BUILTIN_ROUNDPS.
19243 (ix86_expand_sse_4_operands_builtin): Removed.
19244 (ix86_expand_sse_operands_builtin): New.
19245 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19246 and CODE_FOR_sse4_1_roundps.
19247 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19248 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19250 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19253 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19254 regs before frame pop when needed. If use_backchain_to_restore_sp
19255 then load backchain into a temp reg to restore vr and vrsave. Add
19256 code to restore vr after frame pop if possible.
19258 2008-04-17 Richard Guenther <rguenther@suse.de>
19260 * tree-vn.c (expressions_equal_p): Do not check type
19261 equality or compatibility before calling operand_equal_p.
19262 * fold-const.c (operand_equal_p): Check equivalence of
19263 integer constants before bailing out due to signedness or
19264 precision differences.
19265 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19266 spurious differences in type qualification. Ignore types
19267 for COMPONENT_REFs at all.
19269 2008-04-17 Christian Bruel <christian.bruel@st.com>
19271 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19272 msw_skip comparison.
19274 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19277 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19280 PR tree-optimization/35899
19281 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19282 rather than TREE_OPERAND.
19284 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19287 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19288 temporary registers. Change operand predicate to general_operand.
19289 (remainderxf3): Ditto.
19291 2008-04-16 Richard Guenther <rguenther@suse.de>
19293 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19294 * tree-affine.c (aff_combination_expand): Look through some
19297 2008-04-15 Doug Kwan <dougkwan@google.com>
19299 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19301 * tree-pretty-print.c (dump_generic_node): Ditto.
19302 * final.c (output_addr_const): Ditto.
19303 * dwarf2out.c (output_cfi): Ditto.
19304 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19305 * print-rtl.c (print_rtx): Ditto.
19306 * print-tree.c (print_node_brief, print_node): Ditto.
19307 * c-common.c (match_case_to_enum_1): Ditto.
19308 * sched-vis.c (print_value): Ditto.
19309 * config/i386/i386.c (print_operand): Cast to long unsigned int
19312 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19313 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19314 MS Windows VirtualProtect function.
19316 2008-04-15 Jan Hubicka <jh@suse.cz>
19318 * gengtype.c (write_root): Param_is argument is OK.
19319 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19320 * function.h: Include varray.h
19321 (rtl_eh): New stucture based on except.c one.
19322 (call_site_record): New forward declaration and vector type.
19323 * calls.c (emit_call_1): Do not call
19324 note_current_region_may_contain_throw.
19325 * except.c (eh_status): Remove cur_region, try_region since they are
19327 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19328 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19329 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19330 Remove call_site_data_used, call_site_data_size.
19331 Turn call_site_record into vector in function.h.
19332 (note_current_region_may_contain_throw): Remove.
19333 (get_exception_pointer, get_exception_filter): Do not take struct
19334 function argument; update.
19335 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19336 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19337 build_post_landing_pads, dw2_build_landing_pads,
19338 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19339 sjlj_emit_function_enter, sjlj_emit_function_enter,
19340 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19341 sjlj_build_landing_pads, finish_eh_generation,
19342 remove_exception_handler_label, remove_eh_handler,
19343 maybe_remove_eh_handler, add_reachable_handler,
19344 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19345 add_action_record, collect_one_action_chain, add_call_site,
19346 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19347 sjlj_output_call_site_table, output_function_exception_table,
19348 * except.h (note_current_region_may_contain_throw): Remove
19349 (get_exception_pointer, get_exception_filter): Do not take struct
19351 * Makefile.in (GTFILES): Put varargs before struct function.
19353 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19355 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19356 punt for STRING_CST.
19357 (get_constraint_for): Deal with STRING_CST here instead.
19359 2008-04-15 Richard Guenther <rguenther@suse.de>
19361 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19362 statements in a basic-block with a backward walk. Do not
19363 substitute into dead statements but instead remove those.
19365 2008-04-15 Richard Guenther <rguenther@suse.de>
19367 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19368 to zero, thus disable creation of SFTs.
19370 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19372 * tree-predcom.c (suitable_reference_p): Return false if the
19373 reference can throw.
19375 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19378 * c-decl.c (finish_decl): If extern or static var has variable
19379 size, set TREE_TYPE (decl) to error_mark_node.
19381 2008-04-15 Rafael EspÃ
\83Ândola <espindola@google.com>
19383 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19386 2008-04-15 Richard Guenther <rguenther@suse.de>
19388 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19389 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19390 (visit_reference_op_load): Do walk vuse-vdef chains on
19391 vn_reference_lookup.
19392 (visit_reference_op_store): But do not here.
19393 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19394 vn_reference_lookup.
19395 (vn_lookup_with_vuses): But do so here.
19397 2008-04-14 Ian Lance Taylor <iant@google.com>
19399 * fold-const.c (fold_overflow_warning): Remove assertion.
19401 2008-04-15 Ben Elliston <bje@au.ibm.com>
19403 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19404 temp1 local variables.
19406 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19409 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19410 ".text.unlikely" section as executable.
19412 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19414 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19415 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19416 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19417 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19418 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19419 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19420 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19422 2008-04-14 Ian Lance Taylor <iant@google.com>
19424 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19425 * fold-const.c (fold_comparison): If appropriate, test
19426 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19427 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19428 reassociating a pointer type.
19429 * doc/invoke.texi (Optimize Options): Document that
19430 -fstrict-overflow applies to pointer wraparound.
19432 2008-04-13 Jan Hubicka <jh@suse.cz>
19434 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19436 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19438 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19439 we are going to "save the world".
19441 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19443 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19444 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19445 operand 0 constraint, not "=".
19447 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19449 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19451 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19453 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19454 of size of positions_needed * CHAR_BIT.
19456 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19458 PR middle-end/35897
19459 * dse.c (store_info): Change positions_needed to unsigned
19461 (lowpart_bitmask): New.
19462 (record_store): Cast to unsigned HOST_WIDE_INT for
19463 positions_needed. Assert width <= size of positions_needed *
19464 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19465 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19466 lowpart_bitmask to set mask.
19468 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19470 * config/bfin/constraints.md: New file.
19471 * config/bfin/bfin.md: Include it.
19472 (adddi3): Use satisfies_constraint functions instead of the old macros.
19473 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19474 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19475 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19476 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19477 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19478 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19479 EXTRA_CONSTRAINT): Delete.
19480 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19481 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19483 * config/bfin/bfin.c: Include "tm-constrs.h".
19484 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19485 Use satisfies_constraint functions instead of the old macros.
19486 * doc/md.texi (Blackfin Constraints): Update file name reference.
19488 2008-04-11 Richard Guenther <rguenther@suse.de>
19490 PR tree-optimization/35869
19491 * tree-vrp.c (execute_vrp): Move switch statement update after
19492 jump threading. Schedule another cfg cleanup run.
19494 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19497 * attribs.c (decl_attributes): Return early on errorneous node.
19499 2008-04-10 Oleg Ryjkov <olegr@google.com>
19501 * tree.h (struct tree_base): Added a new flag default_def_flag.
19502 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19504 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19506 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19508 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19511 * pa.md: Define mode iterator P. Define mode attribute dwc.
19512 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19513 (icacheflush): Likewise.
19514 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19515 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19517 2008-04-11 Ben Elliston <bje@au.ibm.com>
19519 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19521 2008-04-10 Rafael EspÃ
\83Ândola <espindola@google.com>
19523 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19524 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19525 (extract_range_from_expr): The same.
19527 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19529 * config/mips/mips.md (GPR2): New mode iterator.
19530 (seq): Add comment.
19531 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19532 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19533 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19534 Rewrite these to take two modes, the mode of comparison and the
19535 mode of the destination.
19536 * config/mips/mips.c (mips_expand_scc): Instead of having
19537 paradoxical subreg as destination, expand "narrowing" scc if mode
19538 of comparison is SI and target is requested in DI mode.
19539 (mips_emit_int_order_test): Update comment. Make mode of
19540 comparison match CMP0 rather than TARGET. When creating inverse
19541 target use mode of TARGET.
19543 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19545 * gcov-dump.c (tag_summary): Only print summaries for the first
19546 GCOV_COUNTERS_SUMMABLE counters.
19548 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19550 * config/i386/i386.md (absneg): New code iterator.
19551 (absnegprefix): New code attribute.
19552 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19553 patterns using absneg code iterator.
19554 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19555 using absneg code iterator.
19556 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19557 *neg<mode>2 patterns using absneg code iterator.
19558 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19559 *negextendsfdf2 patterns using absneg code iterator.
19560 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19561 *negextendsfxf2 patterns using absneg code iterator.
19562 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19563 *negextendsfdf2 patterns using absneg code iterator.
19564 * config/i386/sse.md (<code><mode>2): Macroize expander from
19565 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19567 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19569 * config/s390/s390.h: Remove the remains of the recent search
19570 & replace action of current_function_outgoing_args_size.
19572 2008-04-10 Ira Rosen <irar@il.ibm.com>
19574 PR tree-optimization/35821
19575 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19576 NEW_STMT_LIST is not NULL.
19578 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19581 * toplev.c (process_options): Remove -ffunction-sections debugging
19584 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19586 PR middle-end/PR28690
19587 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19588 than gen_rtx_fmt_ee to perform more canonicalizations.
19590 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19593 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19595 2008-04-09 Richard Guenther <rguenther@suse.de>
19597 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19598 (dump_function_to_file): Dump function arguments with types.
19600 2008-04-08 Richard Guenther <rguenther@suse.de>
19602 * fold-const.c (fold_widened_comparison): Do not allow
19603 sign-changes that change the result.
19605 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19608 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19609 kinds of indirect references.
19611 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19613 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19614 GNU Fortran language string.
19616 2008-04-08 Rafael EspÃ
\83Ândola <espindola@google.com>
19618 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19619 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19620 * tree.h (tree_call_nonnegative_warnv_p): New.
19622 2008-04-08 Jan Hubicka <jh@suse.cz>
19624 * function.c (free_after_compilation): Clear out regno_reg_rtx
19627 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19630 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19632 PR middle-end/PR28690
19633 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19634 same precedence as REG_POINTER and MEM_POINTER operands.
19636 2008-04-08 Richard Guenther <rguenther@suse.de>
19638 PR middle-end/35834
19639 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19640 for adding index to base.
19642 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19644 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19645 (MINGW_ENABLE_EXECUTE_STACK): New.
19646 (IN_LIBGCC2): For libgcc include windows.h file for
19647 function declarations.
19649 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19651 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19652 and tem2 if tem1 is not a REG or MULT.
19654 2008-04-08 Jan Hubicka <jh@suse.cz>
19656 * function.h (incomming_args): Break out of struct function.
19657 (function_subsections): Break out of struct function.
19658 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19659 return_rtx and hard_reg_initial_vals from struct function.
19660 Kill inl_max_label_num.
19661 (current_function_pops_args, current_function_args_info,
19662 current_function_args_size, current_function_args_size,
19663 current_function_pretend_args_size,
19664 current_function_outgoing_args_size,
19665 current_function_internal_arg_pointer, current_function_return_rtx):
19666 Kill compatibility accestor macros.
19667 * builtins.c (expand_builtin_apply_args_1): Update.
19668 (expand_builtin_next_arg): Update.
19669 * df-scan.c (df_get_call_refs): Update.
19670 * dbxout.c (dbxout_function_end): Update.
19671 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19672 (output_line_info): Update.
19673 (secname_for_decl): Update.
19674 (dwarf2out_var_location): Update.
19675 * function.c (free_after_compilation): Update.
19676 (assign_parm_find_stack_rtl): Update.
19677 (assign_parms): Update.
19678 (expand_dummy_function_end): Update.
19679 (expand_function_end): Update.
19680 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19681 (expand_call): Update.
19682 (emit_library_call_value_1): Update.
19683 (store_one_arg): Update.
19684 * varasm.c (initialize_cold_section_name): Update.
19685 (unlikely_text_section): Update.
19686 (unlikely_text_section_p): Update.
19687 (assemble_start_function): Update.
19688 (assemble_end_function): Update.
19689 (default_section_type_flags): Update.
19690 (switch_to_section): Update.
19691 * integrate.c (set_decl_abstract_flags): Update.
19692 (get_hard_reg_initial_val): Update.
19693 (has_hard_reg_initial_val): Update.
19694 (allocate_initial_values): Update.
19695 * resource.c (init_resource_info): Update.
19696 * config/alpha/alpha.c (NUM_ARGS): Update.
19697 (direct_return): Update.
19698 (alpha_va_start): Update.
19699 (alpha_sa_size): Update.
19700 (alpha_initial_elimination_offset): Update.
19701 (alpha_expand_prologue): Update.
19702 (alpha_start_function): Update.
19703 (alpha_expand_epilogue): Update.
19704 (unicosmk_initial_elimination_offset):
19705 * config/alpha/alpha.md (call expander): Update.
19706 * config/s390/s390.c (s390_register_info): Update.
19707 (s390_register_info): Update.
19708 (s390_frame_info): Update.
19709 (s390_initial_elimination_offset): Update.
19710 (s390_build_builtin_va_list): Update.
19711 (s390_va_start): Update.
19712 * config/spu/spu.c (direct_return): Update.
19713 (spu_expand_prologue): Update.
19714 (spu_initial_elimination_offset): Update.
19715 (spu_build_builtin_va_list): Update.
19716 (spu_va_start): Update.
19717 * config/sparc/sparc.c (sparc_init_modes): Update.
19718 (sparc_compute_frame_size): Update.
19719 (function_value): Update.
19720 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19721 * config/i386/i386.md (return expander): Update.
19722 * config/i386/i386.c (ix86_va_start): Update.
19723 (ix86_can_use_return_insn_p): Update.
19724 (ix86_compute_frame_layout): Update.
19725 (ix86_expand_epilogue): Update.
19726 * config/sh/sh.c (output_stack_adjust): Update.
19727 (calc_live_regs): Update.
19728 (sh_expand_prologue): Update.
19729 (sh_builtin_saveregs): Update.
19730 (sh_va_start): Update.
19731 (initial_elimination_offset): Update.
19732 (sh_allocate_initial_value): Update.
19733 (sh_function_ok_for_sibcall): Update.
19734 (sh_get_pr_initial_val): Update.
19735 * config/sh/sh.md (return expander): Update.
19736 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19737 * config/crx/crx.c (crx_compute_frame): UPdate.
19738 (crx_initial_elimination_offset): UPdate.
19739 * config/xtensa/xtensa.c (compute_frame_size): Update
19740 (xtensa_builtin_saveregs): Update.
19741 (xtensa_va_start): Update.
19742 (order_regs_for_local_alloc): Update.
19743 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19744 (xstormy16_expand_builtin_va_start): Update.
19745 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19746 * config/m68hc11/m68hc11.md (return expanders): Update.
19747 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19748 (expand_epilogue): Update.
19749 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19750 (cris_simple_epilogue): Update.
19751 (cris_expand_prologue): Update.
19752 (cris_expand_epilogue): Update.
19753 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19754 (compute_frame_size): Update.
19755 * config/mt/mt.c (mt_compute_frame_size): Update.
19756 * config/mn10300/mn10300.c (expand_prologue): Update.
19757 (expand_epilogue): Update.
19758 (initial_offset): Update.
19759 (mn10300_builtin_saveregs):
19760 * config/mn10300/mn10300.md (return expander): Update.
19761 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19762 (ia64_initial_elimination_offset): Update.
19763 (ia64_initial_elimination_offset): Update.
19764 (ia64_expand_prologue): Update.
19765 * config/m68k/m68k.md (return expander): Update.
19766 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19767 (rs6000_stack_info): Update.
19768 * config/mcore/mcore.c (layout_mcore_frame): Update.
19769 (mcore_expand_prolog): Update.
19770 * config/arc/arc.c (arc_compute_frame_size): Update.
19771 * config/score/score3.c (score3_compute_frame_size): Update.
19772 * config/score/score7.c (score7_compute_frame_size): Update.
19773 * config/arm/arm.c (use_return_insn): Update.
19774 (thumb_find_work_register): Update.
19775 (arm_compute_save_reg_mask): Update.
19776 (arm_output_function_prologue): Update.
19777 (arm_output_epilogue): Update.
19778 (arm_size_return_regs): Update.
19779 (arm_get_frame_offsets): Update.
19780 (arm_expand_prologue): Update.
19781 (thumb_exit): Update.
19782 (thumb_unexpanded_epilogue): Update.
19783 (thumb1_output_function_prologue): Update.
19784 * config/pa/pa.md (return expander): Update.
19785 * config/pa/pa.c (compute_frame_size): Update.
19786 (hppa_builtin_saveregs): Update.
19787 * config/mips/mips.c (mips_va_start): Update.
19788 (mips16_build_function_stub): Update.
19789 (mips_compute_frame_info): Update.
19790 (mips_restore_gp): Update.
19791 (mips_output_function_prologue): Update.
19792 (mips_expand_prologue): Update.
19793 * config/v850/v850.c (compute_frame_size): Update.
19794 (expand_prologue): * config/mmix/mmix.c (along): update.
19795 (mmix_initial_elimination_offset): update.
19796 (mmix_reorg): update.
19797 (mmix_use_simple_return): update.
19798 (mmix_expand_prologue): update.
19799 (mmix_expand_epilogue): Update.
19800 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19801 (emit_link_insn): Update.
19803 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19805 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19806 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19808 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19811 2008-04-07 Jan Hubicka <jh@suse.cz>
19813 * function.h (rtl): Rename to x_rtl.
19814 (crtl): New define.
19815 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19816 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19817 used_temp_slots avail_temp_slots, temp_slot_level,
19818 nonlocal_goto_handler_labels): Update accesstors.
19819 (rtl): New global variable.
19820 (struct function): Move some fileds to rtl_data.
19821 (get_arg_pointer_save_area): Update prototype.
19822 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19823 get_arg_pointer_save_area.
19824 * expr.c (init_expr): Update
19825 * function.c (get_frame_size): Update
19826 (assign_stack_local): Update
19827 (expand_function_end): Update.
19828 (get_art_pointer_save_area): Update
19830 * emit-rtl.c (rtl): Declare.
19831 (regno_reg_rtx): Declare.
19832 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19834 (gen_reg_rtx): Update.
19835 * varasm.c (n_deferred_constatns): Update accestor.
19836 (init_varasm_status): Do not allocate varasm_status.
19837 (force_const_mem, get_pool_size, output_constant_pool): Update.
19838 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19839 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19840 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19841 * sparc/sparc.h (INIT_EXPANDERS): Update.
19842 * ia64/ia64.h (INIT_EXPANDERS): Update.
19844 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19846 * reload.c (push_secondary_reload): Add missing break to for loop.
19848 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19850 PR middle-end/PR28690
19851 * rtlanal.c: Update copyright years.
19852 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19853 as REG_POINTER and MEM_POINTER operands.
19854 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19855 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19856 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19857 * gcse.c: Update copyright years.
19858 (pre_delete): Call gen_reg_rtx_and_attrs.
19859 (hoist_code): Likewise.
19860 (build_store_vectors): Likewise.
19861 (delete_store): Likewise.
19862 * loop-invariant.c (move_invariant_reg): Likewise.
19863 Update copyright years.
19865 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19867 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19868 control string instead of quoted.
19870 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19872 * doc/rtl.texi: Rewrite of subreg section.
19874 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19877 * config/i386/i386.c (legitimize_pic_address): Add treating
19878 of dllimport SYM_REF's.
19879 (legitimize_dllimport_symbol): Add prototype.
19881 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19883 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19884 reference in constructor with non self-referential type.
19886 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19888 Removal of Return with Depressed Stack Pointer support
19889 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19890 (ECF_SP_DEPRESSED): Likewise.
19891 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19892 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19893 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19894 (expand_call): Do not test ECF_SP_DEPRESSED.
19895 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19896 * function.c (keep_stack_depressed): Delete.
19897 (handle_epilogue_set): Likewise.
19898 (update_epilogue_consts): Likewise.
19899 (emit_equiv_load): Likewise.
19900 (thread_prologue_and_epilogue_insns): Remove support for Return with
19901 Depressed Stack Pointer.
19902 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19904 2008-04-06 Richard Guenther <rguenther@suse.de>
19906 PR tree-optimization/35400
19907 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19908 information from SSA_NAMEs.
19910 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19912 * config/avr/avr.h (avr_mega_p): Remove declaration.
19913 (AVR_MEGA): Remove macro.
19914 * config/avr/avr.c (avr_mega_p): Remove variable.
19915 (avr_override_options): Remove inicializion of avr_mega_p.
19916 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19917 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19918 (avr_jump_mode): (Ditto.).
19919 (avr_output_progmem_section_asm_op): (Ditto.).
19920 (avr_asm_init_sections): (Ditto.).
19921 (avr_asm_init_sections): (Ditto.).
19922 (avr_rtx_costs): (Ditto.).
19923 * config/avr/avr.md: (Ditto.).
19924 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19927 2008-04-06 Richard Guenther <rguenther@suse.de>
19929 PR tree-optimization/35842
19930 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19931 is_gimple_invariant_address.
19933 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19935 * gcc.c (default_compilers): Sync Fortran extensions list with
19936 that in fortran/lang-specs.h.
19937 * doc/invoke.texi: Likewise.
19938 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19939 * dwarf2out.c (gen_compile_unit_die): Likewise.
19941 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19943 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19945 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19948 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19949 attribute is used for nested functions.
19951 2008-04-05 Jan Hubicka <jh@suse.cz>
19953 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19955 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19957 (dump_files): Update.
19958 (enable_rtl_dump_file): Do not accept letter argument.
19959 * tree-pass.h (dump_file_info): Remove letter argument.
19960 * toplev.c (decode_d_option): Update -da handling.
19961 * toplev.h (enable_rtl_dump_file): Update prototype.
19962 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19963 it out based on pass type.
19964 (register_dump_files_1): Likewise.
19965 (init_optimization_passes): Update register_one_dump_file calls.
19966 (execute_one_pass): Sanity check that IPA passes are called at IPA
19967 level and RTL passes at RTL level.
19968 (execute_pass_list): IPA pass can not be after or subpass of
19970 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19971 disallov RTL subpasses of IPA subpasses.
19973 2008-04-05 Ben Elliston <bje@au.ibm.com>
19975 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19976 builtins that return exactly once and do not throw. Cache call to
19979 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19981 PR rtl-optimization/34916
19982 PR middle-end/35519
19983 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19984 between instruction pairs.
19986 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19988 * doc/invoke.texi: Document -mbitops for SH.
19989 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19990 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19991 * config/sh/sh.c (print_operand): Add %t operand code.
19992 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19993 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19994 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19995 (extendqihi2): Likewise.
19996 (movqi_i): Likewise.
19997 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19998 (extv): Use bld instruction for SH2A if possible.
20000 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20001 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20002 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20003 (bset.b, bclr.b): Define peepholes.
20004 * config/sh/sh.opt (mbitops): New option.
20006 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20009 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20010 and view convert expression.
20012 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20015 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20017 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20019 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20021 * config/i386/cpuid.h (bit_AES): New.
20022 (bit_PCLMUL): Likewise.
20024 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20025 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20026 SSE2 if AES or PCLMUL is enabled.
20027 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20028 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20029 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20030 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20031 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20032 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20033 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20034 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20035 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20036 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20037 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20038 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20039 __builtin_ia32_aeskeygenassist128 and
20040 __builtin_ia32_pclmulqdq128.
20041 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20042 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20043 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20045 * config/i386/i386.h (TARGET_AES): New.
20046 (TARGET_PCLMUL): Likewise.
20047 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20049 * config/i386/i386.md (UNSPEC_AESENC): New.
20050 (UNSPEC_AESENCLAST): Likewise.
20051 (UNSPEC_AESDEC): Likewise.
20052 (UNSPEC_AESDECLAST): Likewise.
20053 (UNSPEC_AESIMC): Likewise.
20054 (UNSPEC_AESKEYGENASSIST): Likewise.
20055 (UNSPEC_PCLMUL): Likewise.
20057 * config/i386/i386.opt (maes): New.
20058 (mpclmul): Likewise.
20060 * config/i386/sse.md (aesenc): New pattern.
20061 (aesenclast): Likewise.
20062 (aesdec): Likewise.
20063 (aesdeclast): Likewise.
20064 (aesimc): Likewise.
20065 (aeskeygenassist): Likewise.
20066 (pclmulqdq): Likewise.
20068 * config/i386/wmmintrin.h: New.
20070 * doc/extend.texi: Document AES and PCLMUL built-in function.
20072 * doc/invoke.texi: Document -maes and -mpclmul.
20074 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20076 * function.c (free_after_parsing): Replace with
20077 cxx_push_function_context from C++ front-end.
20078 (allocate_struct_function): Don't call langhook.
20079 * langhooks.h (struct lang_hooks_for_functions): Delete.
20080 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20082 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20083 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20084 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20085 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20086 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20087 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20088 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20090 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20091 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20093 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20096 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20099 2008-04-04 Richard Guenther <rguenther@suse.de>
20101 PR middle-end/35823
20102 * fold-const.c (optimize_minmax_comparison): Use the correct
20103 type for the constant in the simplified comparison.
20105 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20107 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20108 Pass L2 size as "--param l2-cache-size" to the compiler.
20109 (decode_l2_cache): New function to decode L2 cache parameters using
20110 0x8000006 extended cpuid function.
20111 (detect_caches_amd): Determine parameters of L2 cache using
20112 decode_l2_caches function.
20113 (decode_caches_intel): Decode L2 cache parameters.
20114 (detect_caches_intel): Determine L2 cache parameters using
20115 decode_caches_intel and decode_l2_caches functions.
20117 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20119 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20120 secondary input reload for subword loads from the constant pool.
20122 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20125 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20126 constants of the appropriate size for runtime calculations.
20129 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20130 decimal-float literal constant zero.
20132 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20135 * c-parser.c (c_parser_omp_atomic): Call
20136 default_function_array_conversion on the RHS.
20138 PR middle-end/35818
20139 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20140 call is_variable_sized if decl has incomplete type.
20142 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20144 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20146 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20148 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20150 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20151 (sgt<u>): Merge sgt and sgtu into new expander.
20152 (sgt, sgtu): Remove expanders.
20153 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20154 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20155 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20156 *sgtu_<mode>_mips16 into new pattern.
20157 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20158 (sge<u>): Merge sge and sgeu into new expander.
20159 (sge, sgeu): Remove expanders.
20160 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20162 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20163 (slt<u>): Merge slt and sltu into new expander.
20164 (slt, sltu): Remove expanders.
20165 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20166 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20167 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20168 *sltu_<mode>_mips16 into new pattern.
20169 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20170 (sle<u>): Merge sle and sleu into new expander.
20171 (sle, sleu): Remove expanders.
20172 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20173 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20174 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20175 *sleu_<mode>_mips16 into new pattern.
20176 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20178 2008-04-03 Jan Hubicka <jh@suse.cz>
20180 PR tree-optimization/35795
20181 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20182 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20183 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20184 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20185 * score/score3.c (score3_output_mi_thunk): Likewise.
20186 * score/score7.c (score7_output_mi_thunk): Likewise.
20187 * mips/mips.c (mips_output_mi_thunk): Likewise.
20189 2008-04-03 Richard Guenther <rguenther@suse.de>
20191 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20192 conversions. Simplify code.
20194 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20196 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20198 2008-04-03 Tom Tromey <tromey@redhat.com>
20199 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20201 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20202 * config/bfin/t-bfin-linux (generated_files): Add
20203 linux-sysroot-suffix.h.
20204 * doc/install.texi (Prerequisites): Require make 3.80.
20205 * doc/sourcebuild.texi (Front End Directory): Document new
20207 * Makefile.in (generated_files): New variable.
20208 (ALL_HOST_OBJS): New variable.
20209 ($(ALL_HOST_OBJS)): New target.
20211 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20213 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20214 (remap_block): Call id->transform_lang_insert_block instead
20216 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20217 Set id.transform_lang_insert_block to NULL.
20218 (clone_body): Move to cp/optimize.c
20219 * tree-inline.h (struct copy_body_data): Change
20220 transform_lang_insert_block to function pointer.
20221 (copy_generic_body, copy_decl_no_change): Export.
20222 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20223 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20224 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20226 * c-tree.h (insert_block): Kill.
20227 * c-decl.c (insert_block): Kill.
20229 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20231 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20232 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20233 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20235 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20236 argument, call {push,pop}_function_context from here.
20237 * c-parser.c: Use c_{push,pop}_function_context.
20239 * function.c (push_function_context_to): Move meat ...
20240 (push_function_context): ... here. Simplify.
20241 * function.c (pop_function_context_from): Move meat ...
20242 (pop_function_context): ... here. Simplify.
20243 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20245 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20246 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20247 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20248 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20250 2008-04-03 Ben Elliston <bje@au.ibm.com>
20252 * expmed.c (extract_force_align_mem_bit_field): Remove.
20254 2008-04-03 Richard Guenther <rguenther@suse.de>
20256 PR middle-end/35800
20257 * expr.h (try_casesi): Adjust prototype.
20258 * expr.c (try_casesi): Take fallback label as extra parameter.
20259 Use that for gen_casesi if default_label is NULL.
20260 * stmt.c (expand_case): Pass fallback label to try_casesi,
20261 make sure to fill gaps with a fallback label if default_label
20264 2008-04-03 Dominique d'HumiÃ
\83¨res <dominiq@lps.ens.fr>
20267 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20269 2008-04-03 Ben Elliston <bje@au.ibm.com>
20271 * expmed.c (extract_split_bit_field): Remove if (0) code.
20272 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20273 (do_ds_constraint): Likewise.
20275 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20277 * doc/cppopts.texi (-dU): Document.
20278 * c-common.h (flag_dump_macros): Update comment.
20279 * c-opts.c (handle_OPT_d): Handle -dU.
20280 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20281 dump_queued_macros, cb_used_define, cb_used_undef): New.
20282 (init_pp_output): Handle -dU.
20283 (cb_line_change): Call dump_queued_macros.
20284 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20286 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20288 * config/avr/predicates.md (io_address_operand): New predicate.
20289 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20290 * config/avr/avr.c (avr_io_address_p): Remove function.
20291 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20292 'avr_io_address_p' function.
20293 (out_movhi_r_mr): (Ditto.).
20294 (out_movqi_mr_r): (Ditto.).
20295 (out_movhi_mr_r): (Ditto.).
20296 (avr_address_cost): (Ditto.).
20298 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20300 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20301 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20302 in 32bit mode when XMM registers are available to avoid store
20304 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20305 corresponding post-reload splitters.
20307 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20309 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20310 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20311 __builtin_ia32_roundss.
20312 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20313 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20314 __builtin_ia32_roundss.
20315 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20316 IX86_BUILTIN_SHUFPD here.
20318 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20320 * config/i386/i386.md (plogic): New.
20321 (plogicprefix): Likewise.
20323 * config/i386/mmx.md (mmx_<code><mode>3): New.
20324 (mmx_and<mode>3): Removed.
20325 (mmx_ior<mode>3): Likewise.
20326 (mmx_xor<mode>3): Likewise.
20328 * config/i386/sse.md (<code><mode>3): New.
20329 (*<code><mode>3): Likewise.
20330 (*<code><mode>3): Likewise.
20331 (<code><mode>3): Likewise.
20332 (*sse_<code><mode>3): Likewise.
20333 (*sse2_<code><mode>3): Likewise.
20334 (<code>tf3): Likewise.
20335 (*<code>tf3): Likewise.
20336 (and<mode>3): Likewise.
20337 (*and<mode>3): Likewise.
20338 (ior<mode>3): Removed.
20339 (*ior<mode>3): Likewise.
20340 (xor<mode>3): Likewise.
20341 (*xor<mode>3): Likewise.
20342 (*and<mode>3): Likewise.
20343 (*ior<mode>3): Likewise.
20344 (*xor<mode>3): Likewise.
20345 (and<mode>3): Likewise.
20346 (*sse_and<mode>3): Likewise.
20347 (*sse2_and<mode>3): Likewise.
20348 (andtf3): Likewise.
20349 (*andtf3): Likewise.
20350 (ior<mode>3): Likewise.
20351 (*sse_ior<mode>3): Likewise.
20352 (*sse2_ior<mode>3): Likewise.
20353 (iortf3): Likewise.
20354 (*iortf3): Likewise.
20355 (xor<mode>3): Likewise.
20356 (*sse_xor<mode>3): Likewise.
20357 (*sse2_xor<mode>3): Likewise.
20358 (xortf3): Likewise.
20359 (*xortf3): Likewise.
20361 2008-04-02 Richard Guenther <rguenther@suse.de>
20363 PR tree-optimization/14495
20364 PR tree-optimization/34793
20365 * tree-vrp.c (struct switch_update): New structure.
20366 (to_remove_edges, to_update_switch_stmts): New VECs.
20367 (simplify_switch_using_ranges): New function. Remove not taken
20368 case labels and edges.
20369 (simplify_stmt_using_ranges): Call it.
20370 (identify_jump_threads): Mark edges we have queued for removal
20371 so we don't thread them.
20372 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20374 * tree-cfg.c (group_case_labels): Deal with missing default label.
20375 (tree_verify_flow_info): Allow missing default label.
20376 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20377 (emit_case_nodes): Likewise.
20378 (expand_case): Do not rely on the default label to be present.
20379 * expr.c (try_casesi): Deal with NULL default_label.
20380 (do_tablejump): Likewise.
20382 2008-04-02 Richard Guenther <rguenther@suse.de>
20384 PR tree-optimization/14495
20385 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20386 SWITCH_EXPR here ...
20387 (vrp_visit_switch_stmt): ... but here (new function).
20388 (find_case_label_index): New helper function.
20389 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20391 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20393 * fwprop.c: Fix ISO-C99ism.
20395 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20398 * Makefile.in (objdir): Set it here.
20399 * configure.ac: Not here. Find dynamic linker characteristics.
20400 * exec-tool.in: Use them.
20401 * aclocal.m4: Regenerate.
20402 * configure: Regenerate.
20404 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20406 * expr.c (expand_var): Delete it.
20407 * expr.h (expand_var): Delete prototype.
20408 * function.c (expand_function_start): Use expand_decl instead.
20409 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20412 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20414 PR rtl-optimization/35542
20415 * fwprop.c (forward_propagate_and_simplify): Replace
20416 loc_reg_mentioned_in_p with reg_mentioned_p.
20418 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20420 PR rtl-optimization/35281
20421 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20422 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20423 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20424 (varying_mem_p): Move above propagate_rtx.
20425 (all_uses_available_at): Do not check MEMs.
20427 2008-04-02 Rafael EspÃ
\83Ândola <espindola@google.com>
20429 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20430 (register_edge_assert_for_2): Split the cond argument.
20431 (register_edge_assert_for_1): Adjust for the change in
20432 register_edge_assert_for_2.
20433 (register_edge_assert_for): Split the cond argument.
20434 (find_switch_asserts): Adjust for the change in
20435 register_edge_assert_for.
20437 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20439 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20440 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20441 offsets for 64-bit mingw.
20442 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20443 abi for x86_64-pc-mingw.
20445 2008-04-02 Richard Guenther <rguenther@suse.de>
20447 * tree-vrp.c (extract_range_from_assert): Make sure to not
20448 produce range min/max with TREE_OVERFOW set.
20449 If merging a anti-range and a range keep the anti-range if
20450 the range covers all values of the type.
20451 (register_edge_assert_for_2): Only allow sign-changing
20452 conversions in detecting canonical range checks. Also
20453 register an assert for the unsigned name if useful.
20455 PR tree-optimization/35787
20456 * tree-vrp.c (vrp_val_max): New function.
20457 (vrp_val_min): Likewise.
20458 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20459 (vrp_val_is_min): Likewise.
20460 (supports_overflow_infinity): Use vrp_val_{min,max}.
20461 (negative_overflow_infinity): Likewise.
20462 (positive_overflow_infinity): Likewise.
20463 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20464 (is_positive_overflow_infinity): Likewise.
20465 (is_overflow_infinity): Likewise.
20466 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20467 vrp_val_is_{min,max}.
20468 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20469 to ranges if possible. Avoid empty ranges.
20471 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20473 PR middle-end/35705
20474 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20475 the expression is a function address.
20477 2008-04-01 George Helffrich <george@gcc.gnu.org>
20479 PR fortran/35154, fortran/23057
20480 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20481 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20482 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20483 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20485 (dbxout_syms): Check for COMMON-based symbol and wrap in
20486 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20487 in bracket for efficiency.
20489 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20490 using DW_TAG_common_block + member offset.
20491 (add_pubname_string): New function.
20492 (dw_expand_expr): New function to find block name and offset for
20494 (common_check): New function to check whether symbol in Fortran COMMON.
20495 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20497 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20500 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20502 2008-04-02 Ben Elliston <bje@au.ibm.com>
20504 * config/v850/v850.md (casesi): Remove if (0) code.
20505 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20506 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20508 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20510 * config/i386/i386.md (rex64suffix): New mode attribute.
20511 (floathi<mode>2): Disable expander for SSE math.
20512 (*floathi<mode>2_1): New insn insn_and_split pattern.
20513 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20514 corresponding post-reload splitters.
20515 (*floathi<mode>2_i387): New macroized insn pattern.
20516 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20517 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20518 insn_and_split pattern.
20519 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20520 New macroized instruction patterns and corresponding post-reload
20522 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20523 and corresponding post-reload splitters.
20524 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20525 New macroized instruction patterns.
20526 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20527 macroized instruction patterns and corresponding post-reload splitters.
20528 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20529 corresponding post-reload splitters.
20530 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20531 New macroized instruction patterns.
20532 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20533 corresponding post-reload splitters.
20534 (*floatsi<mode>2_i387): New macroized instruction patterns.
20536 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20538 * config/i386/i386.md (smaxmin): New.
20539 (umaxmin): Likewise.
20540 (maxminiprefix): Likewise.
20541 (maxminfprefix): Likewise.
20542 (<code><mode>3): Likewise.
20543 (smin<mode>3): Removed.
20544 (smax<mode>3): Likewise.
20546 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20547 (mmx_<code>v4hi3): Likewise.
20548 (mmx_<code>v8qi3): Likewise.
20549 (mmx_smaxv2sf3): Removed.
20550 (mmx_sminv2sf3): Likewise.
20551 (mmx_umaxv8qi3): Likewise.
20552 (mmx_smaxv4hi3): Likewise.
20553 (mmx_uminv8qi3): Likewise.
20554 (mmx_sminv4hi3): Likewise.
20556 * config/i386/sse.md (<addsub><mode>3): New.
20557 (*<addsub><mode>3): Likewise.
20558 (<sse>_vm<addsub><mode>3): Likewise.
20559 (<maxmin><mode>3): Likewise.
20560 (*<maxmin><mode>3_finite): Likewise.
20561 (*<maxmin><mode>3): Likewise.
20562 (<sse>_vm<maxmin><mode>3): Likewise.
20563 (sse3_h<addsub>v4sf3): Likewise.
20564 (sse3_h<addsub>v2df3): Likewise.
20565 (<maxmin>v16qi3): Likewise.
20566 (*<maxmin>v16qi3): Likewise.
20567 (<maxmin>v8hi3): Likewise.
20568 (*<maxmin>v8hi3): Likewise.
20569 (*sse4_1_<maxmin><mode>3): Likewise.
20570 (*sse4_1_<maxmin><mode>3): Likewise.
20571 (add<mode>3): Removed.
20572 (*add<mode>3): Likewise.
20573 (<sse>_vmadd<mode>3): Likewise.
20574 (sub<mode>3): Likewise.
20575 (*sub<mode>3): Likewise.
20576 (<sse>_vmsub<mode>3): Likewise.
20577 (smin<mode>3): Likewise.
20578 (*smin<mode>3_finite): Likewise.
20579 (*smin<mode>3): Likewise.
20580 (<sse>_vmsmin<mode>3): Likewise.
20581 (smax<mode>3): Likewise.
20582 (*smax<mode>3_finite): Likewise.
20583 (*smax<mode>3): Likewise.
20584 (<sse>_vmsmax<mode>3): Likewise.
20585 (sse3_haddv4sf3): Likewise.
20586 (sse3_haddv2df3): Likewise.
20587 (sse3_hsubv4sf3): Likewise.
20588 (sse3_hsubv2df3): Likewise.
20589 (umaxv16qi3): Likewise.
20590 (*umaxv16qi3): Likewise.
20591 (smaxv8hi3): Likewise.
20592 (*smaxv8hi3): Likewise.
20593 (*sse4_1_smax<mode>3): Likewise.
20594 (*sse4_1_umax<mode>3): Likewise.
20595 (uminv16qi3): Likewise.
20596 (*uminv16qi3): Likewise.
20597 (sminv8hi3): Likewise.
20598 (*sminv8hi3): Likewise.
20599 (*sse4_1_smin<mode>3): Likewise.
20600 (*sse4_1_umin<mode>3): Likewise.
20602 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20604 * tree-cfg.c (verify_expr): remove in_phi.
20605 (verify_stmt): Don't call walk_tree with verify_expr. Use
20606 is_gimple_min_invariant instead of is_gimple_val.
20608 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20610 * doc/include/gpl_v3.texi: Update for manpage generation.
20611 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20613 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20614 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20615 gpl_v3.texi instead of gpl.texi.
20618 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20621 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20623 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20625 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20626 (extract_code_and_val_from_cond): Use
20627 extract_code_and_val_from_cond_with_ops.
20629 2008-04-01 Jan Hubicka <jh@suse.cz>
20631 * function.c (free_after_compilation): Free epilogue_delay_list.
20632 (prepare_function_start): Assert that previous compilation was freed.
20634 2008-04-01 Jan Hubicka <jh@suse.cz>
20635 Jim Wilson <wilson@tuliptree.org>
20636 Andreas Tobler <andreast@gcc.gnu.org>
20638 PR middle-end/35781
20639 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20640 rtl.emit instead cfun->emit.
20641 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20642 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20644 2008-04-01 Ben Elliston <bje@au.ibm.com>
20646 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20648 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20650 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20652 (fprofile-use): Add var flag_profile_use
20653 * coverage.c (coverage_begin_output): Do not open a gcno file for
20654 output only if -ftest-coverage is set.
20655 Do not add getpwd() to gcda file path.
20656 (build_gcov_info): Check the new flag
20657 flag_profile_datafile_relative_path.
20658 (coverage_init): Use profile_data_prefix.
20659 Read profile counter only if flag_profile_use is set.
20660 * opts.c (common_handle_option): New option fprofile-use=,
20661 fprofile-dir=, fprofile-generate=.
20662 * toplev.c (profile_data_prefix): New variable definition.
20663 * toplev.h (profile_data_prefix): New declaration.
20664 * doc/invoke.tex (Option Summary, Optimization Options):
20667 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20669 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20670 use tmp consistently.
20673 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20674 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20675 UNSPEC_FR_RECIP_APPROX_RES.
20676 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20678 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20681 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20683 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20685 PR middle-end/30186
20686 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20687 element of the vector via a pointer.
20689 2008-03-31 Ian Lance Taylor <iant@google.com>
20691 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20693 2008-03-31 Jan Hubicka <jh@suse.cz>
20695 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20696 get_arg_pointer_save_area.
20697 * expr.c (init_expr): Just clear out rtl.expr.
20698 * function.c (free_after_compilation): Clear out whole RTL structure.
20699 (get_func_frame_size): Merge into ...
20700 (get_frame_size): ... this one.
20701 (assign_stack_local_1): Merge into ...
20702 (assign_stack_local): ... this one.
20703 (expand_function_end): Update call of get_arg_pointer_save_area.
20704 (get_art_pointer_save_area): Remove cfun argument.
20705 * function.h (emit_status): regno_pointer_align does not need length
20706 attribute. Move x_regno_reg_rtx to ...
20707 (regno_reg_rtx): ... new global array.
20708 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20709 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20710 apply_args_value, forced_labels, stack_pointer_delta):
20712 (struct varasm_status): Move here from varasm.c
20713 (struct rtl_data): New. Move here some fields from struct function.
20714 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20715 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20716 used_temp_slots avail_temp_slots, temp_slot_level,
20717 nonlocal_goto_handler_labels): Update accesstors.
20718 (rtl): New global variable.
20719 (struct function): Move some fileds to rtl_data.
20720 (get_arg_pointer_save_area): Update prototype.
20721 * emit-rtl.c (rtl): Declare.
20722 (regno_reg_rtx): Declare.
20723 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20725 (gen_reg_rtx): Update.
20726 (init_virtual_regs): Do not tate emit_status argument.
20727 (init_emit): Do not allocate emit.
20728 * varasm.c (varasm_statuc): Move to function.h.
20729 (n_deferred_constatns): Update accestor.
20730 (init_varasm_status): Do not allocate varasm_status.
20731 (force_const_mem, get_pool_size, output_constant_pool): Update.
20732 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20733 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20735 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20737 PR rtl-optimization/35729
20738 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20741 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20744 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20745 load/store if memory is unaligned.
20746 (*movti_rex64): Likewise.
20748 * config/i386/predicates.md (misaligned_operand): New.
20750 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20753 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20756 2008-03-31 Jan Beulich <jbeulich@novell.com>
20758 * config/ia64/constraints.md: Add 'j' constraint.
20759 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20760 (movdi_internal): Likewise.
20762 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20765 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20767 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20770 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20771 proper error message for the third argument on blendpd and
20774 * config/i386/sse.md (blendbits): New.
20775 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20777 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20779 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20781 2008-03-30 Richard Guenther <rguenther@suse.de>
20783 PR middle-end/31023
20784 * fold-const.c (fold_sign_changed_comparison): Do leave
20785 conversions to base-types alone.
20787 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20789 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20790 the link register if one altivec register is be saved.
20792 2008-03-30 Ben Elliston <bje@au.ibm.com>
20794 * final.c (final_scan_insn): Remove if (0) code.
20796 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20798 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20800 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20802 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20803 of V4SFmode to ix86_binary_operator_ok.
20805 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20807 * config/i386/i386.c (override_options): Initialize
20808 ix86_veclib_handler to ix86_veclibabi_svml when
20809 -mveclibabi=svml is used.
20810 (ix86_veclibabi_svml): New function for SVML ABI style
20811 vectorization support.
20812 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20814 2008-03-28 Rafael EspÃ
\83Ândola <espindola@google.com>
20816 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20817 (tree_binary_nonnegative_warnv_p): Make it public.
20818 (tree_single_nonnegative_warnv_p): Make it public.
20819 (tree_invalid_nonnegative_warnv_p): Make it public.
20820 (tree_unary_nonzero_warnv_p): Make it public.
20821 (tree_binary_nonzero_warnv_p): Make it public
20822 (tree_single_nonzero_warnv_p): Make it public.
20823 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20824 (extract_range_from_binary_expr): Split the expr argument.
20825 (extract_range_from_unary_expr): Split the expr argument.
20826 (extract_range_from_comparison): Split the expr argument.
20827 (extract_range_from_expr): Use the new aux functions.
20828 (vrp_evaluate_conditional_warnv): Use
20829 vrp_evaluate_conditional_warnv_with_ops.
20830 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20831 (tree_binary_nonzero_warnv_p): Declare.
20832 (tree_single_nonzero_warnv_p): Declare.
20833 (tree_expr_nonzero_warnv_p): Declare.
20834 (tree_unary_nonnegative_warnv_p): Declare.
20835 (tree_binary_nonnegative_warnv_p): Declare.
20836 (tree_single_nonnegative_warnv_p): Declare.
20837 (tree_invalid_nonnegative_warnv_p): Declare.
20839 2008-03-28 Richard Guenther <rguenther@suse.de>
20841 PR tree-optimization/30317
20842 PR tree-optimization/30911
20843 PR tree-optimization/34793
20844 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20845 (struct assert_locus_d): New member EXPR.
20846 (register_new_assert_for): Add EXPR parameter to support
20847 ASSERT_EXPR <name, expr OP limit>.
20848 (register_edge_assert_for_1): Adjust callers.
20849 (find_assert_locations): Likewise.
20850 (process_assert_insertions_for): Build condition from expression.
20851 (extract_range_from_assert): Handle ASSERT_EXPRs
20852 of the form ASSERT_EXPR <name, expr OP limit>.
20853 (register_edge_assert_for_2): New helper registering
20854 asserts for comparisons. Recognize range tests of the form
20855 (unsigned)i - CST1 OP CST2.
20856 (register_edge_assert_for_1): Use it.
20857 (register_edge_assert_for): Likewise.
20858 (needs_overflow_infinity): Integer sub-types
20859 do not need overflow infinities.
20860 (vrp_val_is_max): The extreme values of integer sub-types
20861 are those of the base type.
20862 (vrp_val_is_min): Likewise.
20863 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20866 2008-03-28 Nick Clifton <nickc@redhat.com>
20869 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20870 Return GENERAL_REGS for stack adjustment reloads.
20872 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20875 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20876 const_vector when all the vectors are constant.
20878 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20880 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20882 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20883 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20885 (s<code>_sf): Use new scc_sf attribute for opcode names.
20887 2008-03-27 Tom Tromey <tromey@redhat.com>
20889 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20890 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20891 config/spu/t-spu-elf, config/i386/t-interix,
20892 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20893 config/i386/x-darwin, config/i386/x-mingw32,
20894 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20895 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20896 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20897 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20898 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20899 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20900 config/score/t-score-elf, config/arm/t-strongarm-pe,
20901 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20902 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20903 Revert automatic dependency patch.
20905 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20908 * config/i386/i386.c (ix86_function_arg_boundary): Align
20909 decimal floating point to its natural boundary.
20911 2008-03-27 Richard Guenther <rguenther@suse.de>
20913 PR middle-end/35716
20914 * fold-const.c (fold_comparison): Restrict distinct decl
20915 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20916 solely rely on operand_equal_p.
20918 2008-03-27 Richard Guenther <rguenther@suse.de>
20921 * c-common.c (handle_weak_attribute): Reject combination of
20924 2008-03-27 Richard Guenther <rguenther@suse.de>
20926 PR tree-optimization/32810
20927 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20928 conversions from DECL_INITIAL.
20929 (fold_const_aggregate_ref): Likewise from constructor elements.
20931 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20933 * tree-affine.h (aff_combination_expand): Declare.
20934 (get_inner_reference_aff): Likewise.
20935 * tree-affine.c (aff_combination_expand): Split out from
20936 tree_to_aff_combination_expand.
20937 (get_inner_reference_aff): New function.
20938 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20939 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20940 (struct lim_aux_data): sm_done field removed.
20941 (mem_ref_loc_p, mem_ref_locs_p): New types.
20942 (struct mem_ref): Added id, stored, accesses_in_loop,
20943 indep_loop, dep_loop, indep_ref, dep_ref fields.
20944 Removed is_stored, locs and next fields.
20945 (memory_accesses): New variable.
20946 (movement_possibility): Do not allow moving statements
20947 that store to memory.
20948 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20950 (determine_max_movement): For statements with memory references,
20951 find the outermost loop in that the reference is independent.
20952 (move_computations_stmt): Mark the virtual operands for renaming.
20953 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20954 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20955 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20956 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20957 create_vop_ref_mapping, analyze_memory_references,
20958 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20959 get_all_locs_in_loop, ref_always_accessed_p,
20960 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20961 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20962 store_motion_loop, store_motion): New functions.
20963 (struct vop_to_refs_elt): New type.
20964 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20965 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20966 (schedule_sm): Replaced by...
20967 (execute_sm): ... this.
20968 (determine_lsm_ref, hoist_memory_references,
20969 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20970 find_more_ref_vops, free_mem_ref, free_mem_refs,
20971 determine_lsm_loop, determine_lsm): Removed.
20972 (tree_ssa_lim_finalize): Free data structures used by store motion.
20973 (tree_ssa_lim): Call analyze_memory_references. Use
20974 store_motion instead of determine_lsm.
20976 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20978 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20979 rename tmake_file to m68hc11/t-m68hc11.
20980 (mcore): Set inhibit_libc to true.
20981 * config.host (alpha*-dec-*vms*): Set extra_programs.
20982 (interix3*): Don't use host_xmake_file.
20983 * configure.ac: Let config.gcc override inhibit_libc.
20984 * configure: Regenerate.
20986 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20987 * config/t-openbsd-thread: Remove commented out lines.
20989 * config/x-interix: Remove.
20991 * config/m68hc11/t-m68hc11-gas: Rename to...
20992 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20994 * config/mcore/t-mcore: Remove T_CFLAGS.
20995 * config/mcore/t-mcore-pe: Likewise.
20997 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20999 * configure.ac: Replace custom __GNU_SOURCE test with
21000 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21001 * aclocal.m4: Regenerate.
21002 * configure: Regenerate.
21003 * config.in: Regenerate.
21005 2008-03-27 Richard Guenther <rguenther@suse.de>
21007 * fold-const.c (target.h): Include.
21008 (fold_comparison): Fold comparison of addresses of decls
21009 that bind locally or of constants. Consolidate address folding code.
21010 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21011 results from fold_binary_to_constant.
21012 (compare_values_warnv): Likewise.
21014 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21016 PR middle-end/35429
21017 * fold-const.c (fold_truthop): Check for integeral types when folding
21018 a == 0 && b == 0 and a != 0 || b != 0 .
21020 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21022 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21024 2008-03-26 Andreas Schwab <schwab@suse.de>
21026 * doc/invoke.texi: Fix use of @item vs. @itemx.
21028 2008-03-26 Tom Tromey <tromey@redhat.com>
21030 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21031 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21032 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21033 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21034 build/genconstants.o, build/genemit.o, build/genextract.o,
21035 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21036 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21039 2008-03-26 Richard Guenther <rguenther@suse.de>
21042 2008-03-26 Richard Guenther <rguenther@suse.de>
21044 * fold-const.c (target.h): Include.
21045 (fold_comparison): Fold comparison of addresses of two decls
21046 that bind locally. Consolidate address folding code.
21048 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21050 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21051 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21052 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21053 dconstsqrt2, dconstthird, dconste and/or dconst10.
21054 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21055 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21056 dconstsqrt2, dconste): Delete.
21057 (init_emit_once): Likewise. Simplify initializing dconstm1.
21059 * real.c (get_real_const): New.
21060 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21061 dconstsqrt2, dconste): Delete.
21062 (real_value_const, get_real_const): New.
21064 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21066 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21068 * config/i386/i386.c (ix86_function_arg_boundary): Check
21069 BIGGEST_ALIGNMENT instead of 128.
21070 (setup_incoming_varargs_64): Likewise.
21072 2008-03-26 Tom Tromey <tromey@redhat.com>
21074 * Makefile.in (DEPFILES): Add missing '/'.
21076 2008-03-26 Richard Guenther <rguenther@suse.de>
21078 * fold-const.c (target.h): Include.
21079 (fold_comparison): Fold comparison of addresses of two decls
21080 that bind locally. Consolidate address folding code.
21082 2008-03-26 Nick Clifton <nickc@redhat.com>
21085 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21086 not allow INT+INT as a legitimate addressing mode.
21088 2008-03-26 Richard Guenther <rguenther@suse.de>
21090 * tree-flow.h (widen_bitfield): Remove declaration.
21091 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21092 (widen_bitfield): Remove function.
21093 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21096 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21099 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21102 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21104 PR rtl-optimization/35232
21105 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21106 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21107 reg_reloaded_call_part_clobbered here.
21108 (reload_regs_reach_end_p): New function.
21109 (reload_reg_rtx_for_input): New variable.
21110 (reload_reg_rtx_for_output): Likewise.
21111 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21112 when reassigning a pseudo register. Load reloadreg from
21113 reload_reg_rtx_for_input, moving the mode and register
21115 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21116 instead of the original when deciding whether an input reload
21117 would be a no-op or whether an output reload can be deleted.
21118 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21119 when setting up new_spill_reg_store. Load it from
21120 reload_reg_rtx_for_output, moving the mode and register
21122 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21123 instead of the original when deciding whether an output reload
21124 would be a no-op. Do the same when modifying insn notes.
21125 Use rtx_equal_p instead of == to compare the registers.
21126 (inherit_piecemeal_p): Take a mode and two register numbers
21128 (emit_reload_insns): Clear new_spill_reg_store for every hard
21129 register in the reload register. Remove spill registers
21130 from reg_reloaded_valid before considering whether to record
21131 inheritance information for them. Use reload_reg_rtx_for_output
21132 instead of reg_rtx when recording output reloads. Use
21133 reload_reg_rtx_for_input instead of reg_rtx when recording
21134 input reloads. Set or clear reg_reloaded_call_part_clobbered
21135 at the same time as setting reg_reloaded_valid.
21136 (delete_output_reload): Add a new_reload_reg parameter and use it
21137 instead of rld[j].reg_rtx.
21138 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21141 2008-03-25 Tom Tromey <tromey@redhat.com>
21143 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21144 (build/genattr.o): Likewise.
21145 (build/genattrtab.o): Likewise.
21146 (build/gencodes.o): Likewise.
21147 (build/genconfig.o): Likewise.
21148 (build/genconstants.o): Likewise.
21149 (build/genemit.o): Likewise.
21150 (build/genextract.o): Likewise.
21151 (build/genflags.o): Likewise.
21153 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21155 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21156 instead of size_int for integer types.
21157 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21158 to match type of MINUS_EXPR.
21160 2008-03-25 Tom Tromey <tromey@redhat.com>
21162 * configure: Rebuilt.
21163 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21166 2008-03-25 Tom Tromey <tromey@redhat.com>
21168 * config/x-solaris (host-solaris.o): Update.
21169 * config/x-linux (host-linux.o): Update.
21170 * config/x-hpux (host-hpux.o): Update.
21171 * config/x-darwin (host-darwin.o): Update.
21172 * config/v850/t-v850e (v850-c.o): Update.
21173 * config/v850/t-v850 (v850-c.o): Update.
21174 * config/t-vxworks (vxworks.o): Update.
21175 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21176 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21177 * config/spu/t-spu-elf (spu-c.o): Update.
21179 * config/sh/t-symbian (sh-c.o): Update.
21180 (symbian.o): Update.
21181 * config/sh/t-sh (sh-c.o): Update.
21182 * config/score/t-score-elf (score7.o, score3.o): Update.
21183 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21184 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21185 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21186 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21187 (rs6000.o): Remove.
21188 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21189 * config/m32c/t-m32c (m32c-pragma.o): Update.
21190 * config/ia64/t-ia64 (ia64-c.o): Update.
21191 * config/i386/x-mingw32 (host-mingw32.o): Update.
21192 * config/i386/x-i386 (driver-i386.o): Update.
21193 * config/i386/x-darwin (host-i386-darwin.o): Update.
21194 * config/i386/x-cygwin (host-cygwin.o): Update.
21195 * config/i386/t-nwld (nwld.o): Update.
21196 * config/i386/t-netware (netware.o): Update.
21197 * config/i386/t-interix (winnt.o): Update.
21198 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21199 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21200 msformat-c.o): Update.
21201 * config/bfin/t-bfin-linux (generated_files): Add
21202 linux-sysroot-suffix.h.
21203 * config/arm/t-wince-pe (pe.o): Update.
21204 * config/arm/t-strongarm-pe (pe.o): Update.
21205 * config/arm/t-pe (pe.o): Update.
21206 * config/arm/t-arm (arm-c.o): Update.
21207 * doc/install.texi (Prerequisites): Require make 3.80.
21208 * Makefile.in: Remove .o targets.
21209 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21210 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21211 (simple_generated_h, simple_generated_c): Move earlier.
21212 (generated_files): New variable.
21213 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21214 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21215 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21216 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21217 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21218 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21219 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21220 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21221 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21222 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21223 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21224 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21226 (COMPILE.base, COMPILE): New variables.
21227 (%.o): New pattern rule.
21228 (ALL_HOST_OBJS): New variable.
21229 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21230 (dummy-checksum.o, cc1-checksum.o): Remove.
21231 (DRIVER_SHLIB): New variable.
21232 (DRIVER_DEFINES): Use it.
21233 (gencondmd.c): Move out of build/.
21234 (s-conditions): Update.
21235 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21236 (ALL_BUILD_OBJS): Likewise.
21237 (build/%.o): Use BUILDCOMPILE.
21238 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21239 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21240 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21241 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21242 build/genconfig.o, build/genconstants.o, build/genemit.o,
21243 build/genextract.o, build/genflags.o, build/genmddeps.o,
21244 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21245 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21246 build/gen-protos.o, build/scan.o, build/fix-header.o,
21247 build/scan-decls.o): Simplify.
21248 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21249 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21250 prefix.o, toplev.o): Reduce to variable setting.
21251 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21252 ($(out_object_file), gcc-options.o): New targets.
21253 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21254 * configure: Rebuilt.
21255 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21256 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21258 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21260 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21261 complain when we hit an error, return ERROR_MARK_NODE.
21263 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21265 * config/sh/constraints.md (Pso, Psz): New constraints.
21266 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21267 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21269 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21271 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21272 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21274 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21276 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21277 (prefetch_sh2a): New.
21279 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21280 Naveen.H.S <naveen.hs@kpitcummins.com>
21282 * config/sh/constraints.md (I28): New constraint.
21283 * config/sh/sh.c (broken_move): Add support for movi20s.
21284 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21286 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21287 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21288 Naveen.H.S <naveen.hs@kpitcummins.com>
21290 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21291 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21292 (print_operand): Handle resbank in %@ operand code.
21293 (sh_encode_section_info): New.
21294 (push_regs): Add conditions for resbank.
21295 (sh_expand_epilogue): Likewise.
21296 (sh_insert_attributes): Likewise.
21297 (sh_attribute_table): Likewise.
21298 (sh_handle_resbank_handler_attribute): New.
21299 (sh2a_handle_function_vector_handler_attribute): New.
21300 (sh2a_is_function_vector_call): New.
21301 (sh2a_get_function_vector_number): New.
21302 (sh2a_function_vector_p): New.
21303 (sh_cfun_resbank_handler_p): New.
21304 * config/sh/sh.md (calli): Emit jsr/n if possible.
21305 (calli_tbr_rel): New.
21306 (calli_pcrel): Emit jsr/n if possible.
21307 (return_i): Emit rts/n if possible.
21308 (call_valuei_tbr_rel): New.
21309 (call_valuei_pcrel): Add condition for SH2A target.
21310 (call_value): Likewise.
21311 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21312 (sh2a_get_function_vector_number): Likewise.
21313 (sh2a_is_function_vector_call): Likewise.
21314 * doc/extend.texi: Document TBR relative addressing of SH2A.
21315 (resbank): Add description for SH2A.
21317 2008-03-24 Richard Guenther <rguenther@suse.de>
21320 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21321 pointer assignments change conversions according to middle-end rules.
21322 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21323 * configure.ac: Include type checking in yes.
21324 * configure: Regenerate.
21326 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21328 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21329 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21331 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21333 * gthr-vxworks.h (UNUSED): Define.
21335 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21337 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21339 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21341 * doc/extend.texi (Function Attributes): Add missing comma in the
21342 example of the "alloc_size" attribute.
21344 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21347 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21349 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21352 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21355 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21356 of the underlying type of a MS bitfield layout to the natural
21357 alignment of the type.
21359 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21361 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21362 to their natural alignment to avoid store forwarding stalls.
21364 2008-03-22 Richard Guenther <rguenther@suse.de>
21366 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21367 For PHI nodes verify the address is invariant.
21368 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21369 (get_symbol_constant_value): Use is_gimple_min_invariant.
21370 (maybe_fold_stmt_indirect): Likewise.
21372 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21374 PR rtl-optimization/33927
21375 * Makefile.in (dse.o): Depend on $(TM_P_H).
21376 * expr.h (extract_low_bits): Declare.
21377 * expmed.c (extract_low_bits): New function.
21378 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21379 * dse.c: Include tm_p.h.
21380 (find_shift_sequence): Remove the read_reg argument and return the
21381 read value. Emit the instructions instead of returning them.
21382 Iterate on new_mode rather than calculating it each time.
21383 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21384 source to NEW_MODE and extract_low_bits to convert the shifted
21385 value to READ_MODE.
21386 (replace_read): Allow the load and store to have different mode
21387 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21388 or extraction instructions before trying the replacement. Update
21389 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21391 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21393 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21394 to their natural alignment to avoid store forwarding stalls.
21396 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21399 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21400 encouraging but not allowing gprs for input;
21401 change the input constraint to !f#r.
21402 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21404 change the output constraint to !f#r.
21406 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21409 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21410 corresponding post-reload splitters.
21411 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21412 when x87 FP math is selected.
21413 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21414 New function prototype.
21415 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21416 unreachable function to ease macroization of insn patterns.
21418 2008-03-21 Martin Jambor <mjambor@suse.cz>
21420 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21421 reference dumps if ddr is NULL or dependence is unknown.
21423 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21425 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21426 unsigned extension into account.
21427 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21428 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21429 Do computations on a scratch register.
21431 2008-03-21 Richard Guenther <rguenther@suse.de>
21433 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21434 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21435 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21436 * tree-ssa-dom.c (record_equality): Likewise.
21437 * tree-inline.c (copy_body_r): Likewise.
21438 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21441 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21443 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21444 as 'delete_unused' argument.
21446 2008-03-20 Richard Guenther <rguenther@suse.de>
21448 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21449 special casing of constant qualifiers.
21450 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21451 care about them in general.
21452 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21453 regardless of their type.
21454 (fold_stmt_r): Forcefully fold *& if we end up with that.
21456 2008-03-20 Paul Brook <paul@codesourcery.com>
21458 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21459 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21461 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21463 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21464 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21466 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21468 * common.opt (Wmudflap): New option.
21469 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21470 (mx_register_decls): Likewise.
21471 (mudflap_finish_file): Likewise.
21472 * doc/invoke.texi: Document -Wno-mudflap.
21474 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21476 * c-format.c (replace_format_name_to_system_name): New.
21477 (cmp_attribs): New.
21478 (convert_format_name_to_system_name): New.
21479 (decode_format_attr): Add use of convert_format_name_to_system_name.
21480 (format_types_orig): Add gnu_ prefix to names.
21481 (check_format_info_main): Special treating of \0 escaped names for
21482 supporting multi-character format specifiers as I32, I64.
21483 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21484 (gnu_target_overrides_format_attributes): New.
21485 * c-format.h: Add structure target_ovr_attr to hold
21486 system specific formatter names.
21487 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21488 msformat-c.o file to c_target_objs and cxx_target_objs.
21489 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21490 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21491 (TARGET_N_FORMAT_TYPES): New.
21492 * config/i386/msformat-c.c: New.
21493 * config/i386/t-cygming: Add build rule for msformat-c.o.
21494 * doc/extend.texi: Add new format names gnu_* and ms_* and
21496 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21498 2008-03-20 Ira Rosen <irar@il.ibm.com>
21500 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21501 optimizations turned on under -O3.
21502 (ftree-vectorize): Add that the flag is turned on with -O3.
21504 2008-03-20 Ben Elliston <bje@au.ibm.com>
21506 * regmove.c (try_auto_increment): Fix spelling error in comment.
21507 * final.c (final_scan_insn): Likewise.
21509 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21512 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21513 allocator preferences for "y" and "r" class registers.
21514 ("*mov<mode>_internal"): Ditto.
21515 ("*movv2sf_internal_rex64"): Ditto.
21516 ("*movv2sf_internal"): Ditto.
21518 2008-03-19 Michael Matz <matz@suse.de>
21520 PR middle-end/35616
21521 * calls.c (expand_call): Check overlap of arguments with call
21522 address for sibcalls.
21524 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21527 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21528 of the underlying type of a MS bitfield layout to the natural
21529 alignment of the type.
21531 2008-03-19 Jan Hubicka <jh@suse.cz>
21534 * toplev.c (decode_d_option): Handle all CPP flags.
21535 * tree-vrp.c: Update tree_pass descriptors.
21536 * regrename.c: Update tree_pass descriptors.
21537 * fwprop.c: Update tree_pass descriptors.
21538 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21539 * tree-into-ssa.c: Update tree_pass descriptors.
21540 * tree-dump.c: Update tree_pass descriptors.
21541 * tree-complex.c: Update tree_pass descriptors.
21542 * tree-dump.h: Update tree_pass descriptors.
21543 * see.c: Update tree_pass descriptors.
21544 * cgraphbuild.c: Update tree_pass descriptors.
21545 * tracer.c: Update tree_pass descriptors.
21546 * tree-loop-distribution.c: Update tree_pass descriptors.
21547 * cgraph.c: Update tree_pass descriptors.
21548 * postreload-gcse.c: Update tree_pass descriptors.
21549 * postreload.c: Update tree_pass descriptors.
21550 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21551 * tree-tailcall.c: Update tree_pass descriptors.
21552 * tree-pass.h (tree_opt_pass): Rename to ...
21553 (opt_pass) ... this one; add "type" field and remove letter field.
21554 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21555 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21556 all_lowering_passes): Update declaration.
21557 * ipa-cp.c: Update tree_pass descriptors.
21558 * final.c: Update tree_pass descriptors.
21559 * omp-low.c: Update tree_pass descriptors.
21560 * tree-ssa-dse.c: Update tree_pass descriptors.
21561 * ipa-reference.c: Update tree_pass descriptors.
21562 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21563 * auto-inc-dec.c: Update tree_pass descriptors.
21564 * reorg.c: Update tree_pass descriptors.
21565 * cgraphunit.c: Update tree_pass descriptors.
21566 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21567 * tree-ssa-ccp.c: Update tree_pass descriptors.
21568 * df-core.c: Update tree_pass descriptors.
21569 * mode-switching.c: Update tree_pass descriptors.
21570 * tree-nomudflap.c: Update tree_pass descriptors.
21571 * modulo-sched.c: Update tree_pass descriptors.
21572 * ipa-pure-const.c: Update tree_pass descriptors.
21573 * cse.c: Update tree_pass descriptors.
21574 * web.c: Update tree_pass descriptors.
21575 * tree-stdarg.c: Update tree_pass descriptors.
21576 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21577 * tree-ssa-dom.c: Update tree_pass descriptors.
21578 * tree-nrv.c: Update tree_pass descriptors.
21579 * tree-ssa-alias.c: Update tree_pass descriptors.
21580 * loop-init.c: Update tree_pass descriptors.
21581 * gimple-low.c: Update tree_pass descriptors.
21582 * ipa-inline.c: Update tree_pass descriptors.
21583 * tree-ssa-sink.c: Update tree_pass descriptors.
21584 * global.c: Update tree_pass descriptors.
21585 * ifcvt.c: Update tree_pass descriptors.
21586 * jump.c: Update tree_pass descriptors.
21587 * predict.c: Update tree_pass descriptors.
21588 * tree-ssa-loop.c: Update tree_pass descriptors.
21589 * recog.c: Update tree_pass descriptors.
21590 * dse.c: Update tree_pass descriptors.
21591 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21592 * tree-eh.c: Update tree_pass descriptors.
21593 * regmove.c: Update tree_pass descriptors.
21595 * function.c: Update tree_pass descriptors.
21596 * tree-vectorizer.c: Update tree_pass descriptors.
21597 * gcse.c: Update tree_pass descriptors.
21598 * ipa-type-escape.c: Update tree_pass descriptors.
21599 * tree-if-conv.c: Update tree_pass descriptors.
21600 * init-regs.c: Update tree_pass descriptors.
21601 * ipa.c: Update tree_pass descriptors.
21602 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21603 * rtl-factoring.c: Update tree_pass descriptors.
21604 * lower-subreg.c: Update tree_pass descriptors.
21605 * bt-load.c: Update tree_pass descriptors.
21606 * tree-dfa.c: Update tree_pass descriptors.
21607 * except.c: Update tree_pass descriptors.
21608 * emit-rtl.c: Update tree_pass descriptors.
21609 * cfgexpand.c: Update tree_pass descriptors.
21610 * tree-cfgcleanup.c: Update tree_pass descriptors.
21611 * cfgcleanup.c: Update tree_pass descriptors.
21612 * tree-ssa-pre.c: Update tree_pass descriptors.
21613 * tree-sra.c: Update tree_pass descriptors.
21614 * tree-mudflap.c: Update tree_pass descriptors.
21615 * tree-ssa-copy.c: Update tree_pass descriptors.
21616 * cfglayout.c: Update tree_pass descriptors.
21617 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21618 * tree-ssa-dce.c: Update tree_pass descriptors.
21619 * tree-ssa.c: Update tree_pass descriptors.
21620 * regclass.c: Update tree_pass descriptors.
21621 * integrate.c: Update tree_pass descriptors.
21622 * tree-optimize.c: Update tree_pass descriptors.
21623 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21624 * tree-object-size.c: Update tree_pass descriptors.
21625 * combine.c: Update tree_pass descriptors.
21626 * tree-outof-ssa.c: Update tree_pass descriptors.
21627 * bb-reorder.c: Update tree_pass descriptors.
21628 * stack-ptr-mod.c: Update tree_pass descriptors.
21629 * var-tracking.c: Update tree_pass descriptors.
21630 * tree-profile.c: Update tree_pass descriptors.
21631 * tree-vect-generic.c: Update tree_pass descriptors.
21632 * reg-stack.c: Update tree_pass descriptors.
21633 * sched-rgn.c: Update tree_pass descriptors.
21634 * tree-ssa-structalias.c: Update tree_pass descriptors.
21635 * tree-cfg.c: Update tree_pass descriptors.
21636 * passes.c (current_pass): Update declaration.
21637 (finish_optimization_passes): Update.
21638 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21639 (register_one_dump_file, register_dump_files_1, next_pass_1):
21641 (init_optimization_passes): Update handling of new types.
21642 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21643 * ipa-struct-reorg.c: Update tree_pass descriptors.
21644 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21645 * combine-stack-adj.c: Update tree_pass descriptors.
21646 * cfgrtl.c: Update tree_pass descriptors.
21647 * dce.c: Update tree_pass descriptors.
21648 * tree-ssanames.c: Update tree_pass descriptors.
21650 2008-03-19 Richard Guenther <rguenther@suse.de>
21652 PR middle-end/35609
21653 * tree-ssa.c (walk_data): New structure.
21654 (warn_uninitialized_var): If not always_executed warn with "maybe"
21656 (execute_early_warn_uninitialized): Compute post-dominators.
21657 Initialize always_executed before processing each basic block.
21659 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21662 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21663 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21665 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21667 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21669 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21671 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21673 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21674 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21675 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21676 target after ignore has been set, and move there also the commputation
21677 of subtarget and original_target.
21678 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21679 (LANG_HOOKS_INITIALIZER): Remove it.
21680 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21682 2008-03-18 Richard Guenther <rguenther@suse.de>
21684 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21685 found an expression with constants, note that in the VN for the lhs.
21686 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21687 fold them to constants if possible. Run cleanup_cfg if done so.
21688 (execute_pre): Return todo.
21689 (do_pre): Likewise.
21690 (execute_fre): Likewise.
21691 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21693 (get_prop_source_stmt): Look through pointer conversions.
21695 2008-03-18 Jan Hubicka <jh@suse.cz>
21697 * tree-pretty-print.c: Include predict.h.
21698 (dump_generic_node): Dump predictor.
21699 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21700 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21701 * gimple-low.c (lower_stmt): Likewise.
21702 * expr.c (expand_expr_real): Likewise.
21703 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21705 (build_predict_expr, build_predict_expr): New.
21706 * predict.h (predictor_name, build_predict_expr): Update.
21707 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21708 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21709 * predict.def (PRED_CONTINUE): Update hitrate.
21710 * tree.def (PREDICT_EXPR): Define.
21711 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21712 do not handle BIND_EXPR.
21713 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21714 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21715 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21718 2008-03-18 Michael Matz <matz@suse.de>
21720 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21722 2008-03-18 Richard Guenther <rguenther@suse.de>
21724 * tree-gimple.h (is_gimple_invariant_address): Declare.
21725 (is_gimple_constant): Likewise.
21726 * tree-gimple.c (is_gimple_constant): New function.
21727 (is_gimple_invariant_address): Likewise.
21728 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21729 and is_gimple_invariant_address.
21730 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21732 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21733 an addressable base.
21735 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21737 PR middle-end/35611
21738 * gimplify.c (gimplify_expr): Gimplify second operand of
21741 2008-03-17 Richard Guenther <rguenther@suse.de>
21743 PR tree-optimization/19637
21744 * fold-const.c (fold_unary): Remove restrictions of removing
21745 intermediate pointer-conversions (P2)(P1)P0.
21746 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21747 conversion to void pointer.
21748 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21750 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21753 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21754 emulated thread local variables.
21756 2008-03-16 Richard Guenther <rguenther@suse.de>
21758 PR middle-end/35607
21759 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21760 expand TREE_INVARIANT operations that are not gimple invariant.
21762 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21764 * doc/extend.texi (Alignment): Say that the ABI controls
21765 the __alignof__ for non-strict-alignment targets rather
21766 than being a recommendation.
21768 2008-03-15 Paul Brook <paul@codesourcery.com>
21770 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21772 (arm_output_fn_unwind): Mark functions that can not be unwound.
21774 2008-03-15 Paul Brook <paul@codesourcery.com>
21776 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21777 extension instructions.
21779 2008-03-15 Richard Guenther <rguenther@suse.de>
21781 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21782 and fold constant aggregate refs.
21783 (fold_const_aggregate_ref): Handle string constants
21784 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21785 (evaluate_stmt): Simplify now that ccp_fold folds constant
21788 2008-03-15 Paul Brook <paul@codesourcery.com>
21790 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21791 (extzv): Use gen_extzv_t2.
21792 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21794 2008-03-15 Richard Guenther <rguenther@suse.de>
21796 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21797 (fold_const_aggregate_ref): Likewise.
21798 (get_value): Return NULL if we don't have any values.
21799 (ccp_finalize): Set const_val to NULL after freeing it.
21800 * tree-flow.h (get_symbol_constant_value): Declare.
21801 (fold_const_aggregate_ref): Likewise.
21802 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21804 2008-03-15 Richard Guenther <rguenther@suse.de>
21806 PR middle-end/35593
21807 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21808 to not produce negative array indices if not allowed. Add
21809 parameter to indicate that.
21810 (maybe_fold_offset_to_component_ref): Allow negative array
21811 indices only for the first member of a structure.
21812 (maybe_fold_offset_to_reference): Allow negative array indices.
21813 (maybe_fold_stmt_addition): Likewise.
21815 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21816 Anatoly Sokolov <aesok@post.ru>
21818 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21819 (avr_arch): Add ARCH_AVR6.
21820 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21821 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21822 instead of fixed value 2.
21823 (print_operand_address): Use gs() asm specifier instead of pm().
21824 (avr_assemble_integer): (Ditto.).
21825 (avr_output_addr_vec_elt): (Ditto.).
21826 (print_operand): Handle "!" code.
21827 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21828 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21829 (AVR_HAVE_EIJMP_EICALL): Define.
21830 (AVR_3_BYTE_PC): Redefine.
21831 (AVR_2_BYTE_PC): (Ditto.).
21832 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21833 (LINK_SPEC): Add atmega2560 and atmega2561.
21834 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21836 * config/avr/avr.md (call_insn): Use eicall instead of icall
21837 for 3 byte PC devices.
21838 (call_value_insn): (Ditto.).
21839 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21840 (indirect_jump): Use only for for 2 byte PC devices.
21841 (*tablejump): (Ditto.).
21842 (*indirect_jump_avr6): Add insn.
21843 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21844 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21845 instead of ijmp for 3 byte PC devices.
21846 (__tablejump2__): (Ditto.).
21847 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21848 (MULITLIB_DIRNAMES): (Ditto.).
21849 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21851 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21853 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21854 "sse2_umulsidi3". Use V1DI mode for operand 0.
21855 ("mmx_psadbw"): Use V1DI mode for operand 0.
21856 * config/i386/i386-modes.def (V1SI): New vector mode.
21857 * config/i386/i386.c (struct builtin_description)
21858 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21859 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21860 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21861 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21862 v1di_ftype_v8qi_v8qi type.
21863 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21865 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21866 __builtin_ia32_pmuludq]: Fix the mode of return value.
21868 2008-03-15 Richard Guenther <rguenther@suse.de>
21870 PR middle-end/35595
21871 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21874 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21876 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21877 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21878 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21879 unless TARGET_SERIALIZE_VOLATILE is enabled.
21880 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21881 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21882 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21884 2008-03-14 Richard Guenther <rguenther@suse.de>
21886 PR tree-optimization/34172
21887 * tree-flow.h (refs_may_alias_p): Declare.
21888 (get_single_def_stmt): Likewise.
21889 (get_single_def_stmt_from_phi): Likewise.
21890 (get_single_def_stmt_with_phi): Likewise.
21891 * tree-dfa.c (refs_may_alias_p): New function.
21892 (get_single_def_stmt): Likewise.
21893 (get_single_def_stmt_from_phi): Likewise.
21894 (get_single_def_stmt_with_phi): Likewise.
21895 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21896 (vn_reference_lookup_1): New helper function.
21897 (vn_reference_lookup): Walk the virtual use-def chain to
21898 continue searching for a match if the def does not alias the
21899 reference we are looking for.
21901 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21903 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21904 archive and Perzl. Update The Written Word listing.
21906 2008-03-14 Richard Guenther <rguenther@suse.de>
21908 PR tree-optimization/34043
21909 PR tree-optimization/33989
21910 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21912 (bitmap_find_leader): Use extra argument to verify dominance
21913 relationship inside a basic-block.
21914 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21915 (find_leader_in_sets): Adjust.
21916 (create_component_ref_by_pieces): Take extra argument for
21917 dominance check, handle lookup failures.
21918 (find_or_generate_expression): Likewise.
21919 (create_expression_by_pieces): Likewise.
21920 (insert_into_preds_of_block): Adjust.
21921 (create_value_expr_from): If asked for, verify all operands
21922 are in the blocks AVAIL_OUT set.
21923 (make_values_for_stmt): Check for SSA_NAMEs that are life
21924 over an abnormal edge.
21925 (compute_avail): Remove such check.
21926 (do_SCCVN_insertion): New function.
21927 (eliminate): If we do not find a leader suitable for replacement
21928 insert a replacement expression from SCCVN if available.
21929 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21930 (struct vn_ssa_aux): Add needs_insertion flag.
21931 * tree-ssa-sccvn.c (may_insert): New global flag.
21932 (copy_reference_ops_from_ref): Value-number union member access
21933 based on its size, not type and member if insertion is allowed.
21934 (visit_reference_op_load): For a weak match from union type
21935 punning lookup a view-converted value and insert a SSA_NAME
21936 for that value if that is not found.
21937 (visit_use): Make dumps shorter. Do not disallow value numbering
21938 SSA_NAMEs that are life over an abnormal edge to constants.
21939 (free_scc_vn): Release inserted SSA_NAMEs.
21940 (run_scc_vn): New flag to specify whether insertion is allowed.
21941 Process SSA_NAMEs in forward order.
21942 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21943 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21944 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21945 pointer type to/from integral types that do not change the
21946 precision to regular conversions.
21948 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21950 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21951 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21952 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21953 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21954 input arguments and the mode of return value. Built-in functions
21955 that operate on whole 64-bit MMX register now use V1DI mode.
21957 2008-03-13 Alon Dayan <alond@il.ibm.com>
21958 Olga Golovanevsky <olga@il.ibm.com>
21960 PR tree-optimization/35041
21961 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21962 to locate the right position in a statement.
21964 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21968 * config/i386/xmmintrin.h: Change all static inline functions to
21969 extern inline and add __gnu_inline__ attribute.
21970 * config/i386/bmintrin.h: Ditto.
21971 * config/i386/smmintrin.h: Ditto.
21972 * config/i386/tmmintrin.h: Ditto.
21973 * config/i386/mmintrin-common.h: Ditto.
21974 * config/i386/ammintrin.h: Ditto.
21975 * config/i386/emmintrin.h: Ditto.
21976 * config/i386/pmmintrin.h: Ditto.
21977 * config/i386/mmintrin.h: Ditto.
21978 * config/i386/mm3dnow.h: Ditto.
21980 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21982 PR middle-end/35185
21983 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21984 (lower_omp_2): New function.
21985 (lower_omp_1, lower_omp): Rewritten.
21987 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21990 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21991 with the phrase "Microsoft Windows compilers".
21992 (Push/Pop Macro Pragmas): New subsection. Document
21993 #pragma push_macro and pragma pop_macro.
21995 2008-03-12 Paul Brook <paul@codesourcery.com>
21997 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21999 2008-03-12 Paul Brook <paul@codesourcery.com>
22001 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22002 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22003 (thumb2_addsi_shortim): Rename ...
22004 (thumb2_addsi_short): ... to this. Allow register operands.
22005 (thumb2_subsi_short): New pattern.
22006 (thumb2_one_cmplsi2_short,
22007 thumb2_negsi2_short): New patterns and peepholes.
22009 2008-03-12 Paul Brook <paul@codesourcery.com>
22011 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22013 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22015 * config/i386/i386.md (int_cond): New code iterator.
22017 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22018 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22019 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22020 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22021 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22022 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22023 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22024 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22026 2008-03-12 Paul Brook <paul@codesourcery.com>
22028 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22029 instead of {arm,thumb}_compute_save_reg_mask.
22030 (output_return_instruction): Ditto.
22031 (thumb_unexpanded_epilogue): Ditto.
22032 (thumb1_expand_prologue): Ditto.
22033 (thumb1_output_function_prologue): Ditto.
22034 (arm_set_return_address): Ditto.
22035 (thumb_set_return_address): Ditto.
22036 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22037 regs to achieve stack alignment.
22038 (thumb1_compute_save_reg_mask): Fix compiler warning.
22039 (arm_output_epilogue): Use offsets->saved_regs_mask.
22040 Adjust stack pointer by poping call clobered registers.
22041 (arm_expand_prologue): Use offsets->saved_regs_mask.
22042 Adjust stack pointer by pushing extra registers.
22043 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22045 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22048 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22049 conversion to the operands of a multiplication.
22051 2008-03-12 Richard Guenther <rguenther@suse.de>
22053 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22054 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22055 * timevar.def (TV_TREE_PHIPROP): Add.
22056 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22057 pass description. Use TV_TREE_PHIPROP.
22058 * tree-ssa-forwprop.c: Remove phiprop code.
22060 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22062 PR middle-end/35549
22063 * omp-low.c (maybe_lookup_decl): Constify first argument.
22064 (use_pointer_for_field): Change last argument from bool to
22065 omp_context *. Disallow shared copy-in/out in nested
22066 parallel if decl is shared in outer parallel too.
22067 (build_outer_var_ref, scan_sharing_clauses,
22068 lower_rec_input_clauses, lower_copyprivate_clauses,
22069 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22071 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22072 Ira Rosen <irar@il.ibm.com>
22074 * tree-vectorizer.c (free_stmt_vec_info): New function.
22075 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22076 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22077 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22078 * tree-vect-transform.c (vectorizable_conversion): Free
22079 vec_oprnds0 if it was allocated.
22080 (vect_permute_store_chain): Remove unused VECs.
22081 (vectorizable_store): Free VECs that are allocated in the..
22083 (vect_transform_strided_load, vectorizable_load): Likewise.
22084 (vect_remove_stores): Simplify the code.
22085 (vect_transform_loop): Move code to vect_remove_stores().
22086 Call vect_remove_stores() and free_stmt_vec_info().
22088 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22090 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22091 TARGET_HPUX. Revise comment.
22092 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22093 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22094 Use sr4 variant of `be' instruction when not generating PIC code.
22095 (attr_length_call): Adjust for above change.
22097 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22099 * ipa-reference.c (static_execute): Remove module_statics_const and
22100 associated setting code.
22102 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22105 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22106 predicate for operand 1.
22107 (paritysi2_cmp): Use register_operand predicate for operand 2.
22108 Use earlyclobber modifier for operand 1. Remove support for
22110 (paritydi2_cmp): Use register_operand predicate for operand 3.
22111 Use earlyclobber modifier for operand 1. Remove support for
22114 2008-03-11 Paul Brook <paul@codesourcery.com>
22115 Vladimir Prus <vladimir@codesourcery.com>
22117 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22118 (arm_compute_save_reg0_reg12_mask): Always
22119 check if register 11 must be saved. Always safe hard frame pointer
22120 when frame_pointer_needeed.
22121 (arm_compute_save_reg_mask): Save IP and PC
22122 only with apcs frames.
22123 (arm_output_epilogue): Adjust Thumb2 codepath to
22124 be also invoked and work for ARM non-apcs frames.
22125 (arm_expand_prologue): Don't bother saving IP
22126 for non-apcs frame, since it's not clobbered by
22127 prologue code. Implement non-apcs frame
22130 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22132 PR rtl-optimization/35281
22133 * expr.c (convert_move): Use a new pseudo for the intermediate
22134 from_mode->word_mode result.
22136 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22138 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22139 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22140 * toplev.c (compile_file): Don't call it.
22142 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22144 PR middle-end/35526
22145 * expr.c (store_expr): Call emit_block_move if the mode
22146 of "temp" RTX is BLKmode.
22148 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22149 Richard Guenther <rguenther@suse.de>
22151 PR tree-optimization/31358
22152 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22153 the step with a NULL_TREE.
22154 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22155 to sizetype if type is a pointer type.
22156 (add_candidate_1): Don't convert the base and step to
22157 the generic type if the orginal type is a pointer type.
22158 (add_iv_value_candidates): Use sizetype for the step
22159 if type is a pointer type.
22160 (cand_value_at): Likewise.
22161 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22163 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22164 Don't convert the tem affine to the type.
22165 (add_elt_to_tree): Use sizetype for the step if a pointer.
22166 Use POINTER_PLUS_EXPR for pointers.
22167 (aff_combination_to_tree): Use sizetype for the step if a
22170 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22172 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22173 Remove commutativity hint.
22175 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22179 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22180 errorneous type. Check that v is a VAR_DECL.
22182 PR middle-end/35099
22183 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22185 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22187 PR tree-optimization/35494
22188 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22189 may be overriden at link and run time.
22191 2008-03-10 Richard Guenther <rguenther@suse.de>
22193 PR tree-optimization/34677
22194 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22195 (poolify_tree): Likewise.
22196 (modify_expr_template): Likewise.
22197 (poolify_modify_stmt): Likewise.
22198 (insert_fake_stores): Handle all component-ref style stores
22199 in addition to INDIRECT_REF. Also handle complex types.
22200 Do not poolify the inserted load.
22201 (realify_fake_stores): Do not rebuild the tree but only
22202 make it a SSA_NAME copy.
22203 (init_pre): Remove initialzation of modify_expr_template.
22204 Do not allocate modify_expr_node_pool.
22205 (fini_pre): Do not free modify_expr_node_pool.
22207 2008-03-10 Paul Brook <paul@codesourcery.com>
22209 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22210 to avoid conflicts.
22212 2008-03-10 Paul Brook <paul@codesourcery.com>
22213 Mark Shinwell <shinwell@codesourcery.com>
22215 * config/arm/cortex-r4.md: New.
22216 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22218 * config/arm/arm.md: Include cortex-r4.md.
22219 (insn): Add smmls, sdiv and udiv values.
22220 (generic_sched): Don't use generic scheduling for Cortex-R4.
22221 (arm_issue_rate): New function.
22222 (TARGET_SCHED_ISSUE_RATE): Define.
22224 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22226 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22228 2008-03-10 Richard Guenther <rguenther@suse.de>
22230 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22231 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22233 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22235 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22236 Set default to true.
22238 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22240 * c.opt (Wsynth): Deprecate.
22241 * doc/invoke.texi (Option Summary, Warning Options): Document
22242 -Wno-format-contains-nul.
22244 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22247 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22248 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22250 2008-03-09 Ira Rosen <irar@il.ibm.com>
22252 * config/rs6000/rs6000.c (builtin_description): Rename vector
22253 left shift operations.
22254 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22255 (altivec_vsl<VI_char>): Rename to ...
22256 (ashl<mode>3): ... new name.
22257 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22259 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22261 2008-03-08 Richard Guenther <rguenther@suse.de>
22263 * coverage.h (tree_coverage_counter_addr): Declare.
22264 * coverage.c (tree_coverage_counter_addr): New function.
22265 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22266 before using again.
22267 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22268 (tree_gen_one_value_profiler): Likewise.
22269 (tree_gen_ic_profiler): Likewise.
22270 (tree_gen_average_profiler): Likewise.
22271 (tree_gen_ior_profiler): Likewise.
22273 2008-03-08 Richard Guenther <rguenther@suse.de>
22275 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22276 (vn_binary_op_insert): Likewise.
22277 (vn_unary_op_lookup): Likewise.
22278 (vn_unary_op_insert): Likewise.
22279 (vn_nary_op_lookup): Declare.
22280 (vn_nary_op_insert): Likewise.
22281 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22282 and binary hashes, use a single obstack for unary_op_pool
22283 and binary_op_pool.
22284 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22285 a single struct vn_nary_op_s. Store tree code length and
22286 a variable number of operands.
22287 (struct vn_reference_op_struct): Remove unused op2.
22288 (vn_reference_op_eq): Do not compare op2.
22289 (vn_reference_op_compute_hash): Do not compute hash of op2.
22290 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22291 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22292 with vn_nary_op_compute_hash.
22293 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22294 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22296 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22298 (visit_unary_op): Call nary functions.
22299 (visit_binary_op): Likewise.
22300 (process_scc): Adjust for struct vn_tables_s changes.
22301 (allocate_vn_table): Likewise.
22302 (free_vn_table): Likewise.
22303 * tree-vn.c (vn_add): Call nary functions.
22304 (vn_lookup): Likewise.
22306 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22309 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22310 wdst back after sync_compare_and_swapqhi_internal.
22312 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22315 * config/i386/i386-modes.def (V1DI): New vector mode.
22316 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22317 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22318 (MMXMODE248): Ditto.
22319 (MMXMODE): Add V1DI mode.
22320 (mmxvecsize): Change DI mode to V1DI mode.
22321 ("mov<mode>): Use MMXMODEI8 mode iterator.
22322 ("*mov<mode>_internal_rex64"): Ditto.
22323 ("*mov<mode>_internal"): Ditto.
22324 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22325 ("mmx_sub<mode>3"): Ditto.
22326 ("mmx_adddi3"): Remove insn pattern.
22327 ("mmx_subdi3"): Ditto.
22328 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22329 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22330 ("mmx_ashl<mode>3"): Ditto.
22331 ("mmx_lshrdi3"): Remove insn pattern.
22332 ("mmx_ashldi3"): Ditto.
22333 * config/i386/i386.c (classify_argument): Handle V1DImode.
22334 (function_arg_advance_32): Ditto.
22335 (function_arg_32): Ditto.
22336 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22337 mmx_addv1di3 insn pattern.
22338 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22339 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22340 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22341 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22342 Remove definitions of built-in functions.
22343 (V1DI_type_node): New node.
22344 (v1di_ftype_v1di_int): Ditto.
22345 (v1di_ftype_v1di_v1di): Ditto.
22346 (v2si_ftype_v2si_si): Ditto.
22347 (v4hi_ftype_v4hi_di): Remove node.
22348 (v2si_ftype_v2si_di): Ditto.
22349 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22350 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22351 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22352 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22353 Add new builtins using def_builtin_const.
22354 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22355 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22356 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22357 * config/i386/mmintrin.h (__v1di): New typedef.
22358 (_mm_add_si64): Cast arguments to __v1di type.
22359 (_mm_sub_si64): Ditto.
22360 (_mm_sll_pi16): Cast __count to __v4hi type.
22361 (_mm_sll_pi32): Cast __count to __v2si type.
22362 (_mm_sll_si64): Cast arguments to __v1di type.
22363 (_mm_srl_pi16): Cast __count to __v4hi type.
22364 (_mm_srl_pi32): Cast __count to __v2si type.
22365 (_mm_srl_si64): Cast arguments to __v1di type.
22366 (_mm_sra_pi16): Cast __count to __v4hi type.
22367 (_mm_sra_pi32): Cast __count to __v2si type.
22368 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22369 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22370 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22371 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22372 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22373 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22374 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22375 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22376 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22377 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22378 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22379 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22381 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22383 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22385 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22388 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22389 reg+const addressing for Altivec modes. Don't generate reg+reg
22390 addressing for TFmode or TDmode quantities.
22392 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22394 * c-common.c (vector_types_convertible_p): Call langhook
22395 instead of comptypes.
22397 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22400 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22401 integral and scalar float variables which have a
22404 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22406 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22407 dwarf_register_span hook when emitting unwind information for
22408 register-to-memory saves.
22409 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22410 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22412 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22414 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22415 for the same VAR_DECL.
22417 2008-03-06 Tom Tromey <tromey@redhat.com>
22419 * treelang: Delete.
22420 * doc/standards.texi (Standards): Don't mention treelang.
22421 * doc/invoke.texi (Overall Options): Don't mention treelang.
22422 * doc/install.texi (Prerequisites): Don't mention bison or
22424 (Configuration): Don't mention treelang.
22425 (Building): Likewise.
22426 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22428 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22430 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22431 word-extractions out of a multi-word object.
22433 2008-03-06 Richard Guenther <rguenther@suse.de>
22435 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22436 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22437 result type and precision.
22438 * expr.c (get_inner_reference): Set unsignedp based on the result
22439 type of BIT_FIELD_REF.
22440 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22441 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22442 (try_instantiate_multiple_fields): Likewise. Use the correct type
22444 (sra_build_assignment): Likewise.
22445 (sra_build_elt_assignment): Likewise.
22446 (sra_explode_bitfield_assignment): Likewise.
22447 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22448 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22449 set BIT_FIELD_REF_UNSIGNED.
22450 (vectorizable_load): Likewise.
22452 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22454 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22457 2008-03-06 Richard Guenther <rguenther@suse.de>
22459 * alias.c (struct alias_set_entry): Move has_zero_child field
22460 to pack with alias_set.
22462 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22464 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22467 2008-03-05 Ian Lance Taylor <iant@google.com>
22469 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22471 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22473 * fwprop.c (update_df): Support width and offset parameters of
22475 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22476 global_conflicts): Change DF_REF_EXTRACT to either
22477 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22478 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22479 * df-scan.c (df_ref_record, df_defs_record,
22480 df_ref_create_structure, df_def_record_1, df_uses_record,
22481 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22482 df_bb_refs_collect, df_entry_block_defs_collect,
22483 df_exit_block_uses_collect): Support new width and offset fields.
22484 (ref_extract_pool): New storage pool.
22485 (df_free_ref): New function.
22486 (df_reg_chain_unlink, df_free_collection_rec,
22487 df_sort_and_compress_refs): Call df_free_ref.
22488 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22490 (df_ref_create_structure): Allocate df_ref_extract if offset and
22491 width fields are used.
22492 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22493 (df_uses_record): Get offset and width from ZERO_EXTRACT
22495 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22496 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22497 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22498 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22499 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22500 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22501 (df_ref_extract): New structure.
22502 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22503 (df_ref_create): Add width and offset parameters.
22505 2008-03-05 Richard Guenther <rguenther@suse.de>
22507 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22508 Use ranges_overlap_p.
22509 (offset_overlaps_with_access): Rename
22510 to ranges_overlap_p and move ...
22511 * tree-flow-inline.h (ranges_overlap_p): ... here.
22513 * tree.h (get_inner_reference, handled_component_p): Update
22516 * tree.h (record_component_aliases, get_alias_set,
22517 alias_sets_conflict_p, alias_sets_must_conflict_p,
22518 objects_must_conflict_p): Move declarations ...
22519 * alias.h (record_component_aliases, get_alias_set,
22520 alias_sets_conflict_p, alias_sets_must_conflict_p,
22521 objects_must_conflict_p): ... here.
22522 Include coretypes.h.
22523 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22525 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22527 * cfg.c: Include tree-flow.h.
22528 (remove_edge_raw): Call redirect_edge_var_map_clear.
22529 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22530 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22531 (redirect_edge_var_map_result): New.
22532 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22533 PENDING_STMT use with redirect_edge_var_map_*.
22534 * tree-ssa.c (edge_var_maps): New definition.
22535 (redirect_edge_var_map_add): New.
22536 (redirect_edge_var_map_clear): New.
22537 (redirect_edge_var_map_dup): New.
22538 (redirect_edge_var_map_vector): New.
22539 (redirect_edge_var_map_destroy): New.
22540 (ssa_redirect_edge): Replace PENDING_STMT use with
22541 redirect_edge_var_map_*.
22542 (flush_pending_stmts): Same.
22543 (delete_tree_ssa): Destroy edge var map.
22544 * tree-flow.h (struct _edge_var_map): New.
22545 Define edge_var_map vector type.
22546 Declare redirect_edge_var_map_* prototypes.
22547 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22548 * tree-cfg.c (reinstall_phi_args): Replace
22549 PENDING_STMT use with redirect_edge_var_map_*.
22551 2008-03-05 Richard Guenther <rguenther@suse.de>
22553 PR tree-optimization/35472
22554 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22555 whose single use_stmt has a overlapping set of loaded and
22556 stored symbols as that use_stmt might be a noop assignment then.
22558 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22560 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22562 2008-03-05 Richard Guenther <rguenther@suse.de>
22565 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22566 should be constants.
22567 * tree-cfg.c (verify_expr): Verify it.
22568 * fold-const.c (fold_truthop): Remove code generating
22569 BIT_FIELD_REFs of structure bases.
22570 (fold_binary): Likewise.
22571 (fold_ternary): Position and size of BIT_FIELD_REFs are
22572 always host integers.
22573 (make_bit_field_ref): Remove.
22574 (optimize_bit_field_compare): Remove.
22575 (all_ones_mask_p): Remove.
22577 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22580 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22581 (split_block_and_df_analyze): New. Split basic block and rebuild
22583 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22585 (split_pattern_seq): Likewise.
22586 (erase_matching_seqs): Likewise.
22587 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22589 2008-03-04 Geoff Keating <geoffk@apple.com>
22591 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22592 declaration and code.
22593 (tree_invalid_nonnegative_warnv_p): Likewise.
22595 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22597 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22598 examples. Truncate option-names then causing overfull hbox.
22600 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22603 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22605 * configure: Rebuilt.
22607 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22609 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22610 (tree_unary_nonnegative_warnv_p): New.
22611 (tree_binary_nonnegative_warnv_p): New.
22612 (tree_single_nonnegative_warnv_p): New.
22613 (tree_invalid_nonnegative_warnv_p): New.
22614 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22616 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22619 * opts.c (handle_option): Postpone 'unknown option' errors only for
22622 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22625 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22628 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22630 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22631 (tree_binary_nonzero_warnv_p): New.
22632 (tree_single_nonzero_warnv_p): New.
22633 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22635 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22637 PR middle-end/35456
22638 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22639 transformations for modes that have signed zeros.
22640 * ifcvt.c (noce_try_abs): Ditto.
22642 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22644 * config/i386/i386.c (override_options): Force
22645 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22647 2008-03-04 Jan Hubicka <jh@suse.cz>
22650 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22653 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22655 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22656 label to probe the stack.
22658 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22660 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22661 (__gthr_win32_mutex_destroy): Declare.
22662 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22663 __gthr_win32_mutex_destroy.
22664 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22666 2008-03-03 Jan Hubicka <jh@suse.cz>
22669 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22670 aggressive on inlining cold calls.
22672 2008-03-03 Richard Guenther <rguenther@suse.de>
22674 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22675 struct copies into the expression table.
22676 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22677 (try_to_simplify): Likewise.
22678 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22679 integral and pointer arguments which do not change the
22680 precision to NOP_EXPRs.
22681 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22682 VIEW_CONVERT_EXPR case.
22684 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22686 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22687 defined in a loop at depth 0 is invariant.
22688 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22689 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22690 be called at loop depth 0.
22692 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22695 * gcc.c (process_command): Update copyright notice dates.
22696 * gcov.c (print_version): Likewise.
22697 * gcov-dump.c (print_version): Likewise.
22698 * mips-tfile.c (main): Likewise.
22699 * mips-tdump.c (main): Likewise.
22701 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22704 * c-common.c (flag_permissive): Delete.
22705 (constant_expression_warnings): Check flags first.
22706 (constant_expression_error): New.
22707 * c-common.h (flag_permissive): Delete.
22708 (constant_expression_error): Declare.
22709 * flags.h (flag_permissive): Declare. Update description.
22710 * diagnostic.c (pedwarn): Update.
22712 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22713 (permissive_error_kind): New.
22714 * toplev.c (flag_permissive): Define. Update description.
22715 * toplev.h (permissive_error_kind): Declare.
22716 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22717 (pedwarn_c90): Use pedantic_warning_kind.
22718 * c-opts.c (c_common_post_options): flag_permissive does not affect
22719 flag_pedantic_errors.
22721 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22723 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22724 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22725 __absvsi2, __absvDI2): Use unsigned arithmetic.
22727 2008-03-02 Andi Kleen <ak@suse.de>
22728 Richard Guenther <rguenther@suse.de>
22730 * struct-equiv.c: Remove file.
22731 * cfg_cleanup.c (condjump_equiv_p): Remove.
22732 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22733 (struct-equiv.o): Remove rule.
22734 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22735 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22736 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22738 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22740 * ifcvt.c (noce_process_if_block): Try to handle only the then
22741 block if the else block exists but isn't suitable.
22743 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22746 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22747 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22748 regression from previous patch.
22750 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22753 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22755 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22756 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22757 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22758 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22759 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22760 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22761 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22762 (__gthread_mutex_destroy_function): Rename to
22763 __gthread_mutex_destroy.
22764 * gthr-dce.h (__gthread_mutex_destroy): Call
22765 pthread_mutex_destroy.
22766 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22767 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22768 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22770 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22772 * df-scan.c (df_ref_chain_change_bb): Simplify.
22773 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22774 set_block_for_insn if there's any change.
22775 * df.h ((df_insn_change_bb): Fix prototype.
22776 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22777 df_insn_change_bb, don't call set_block_for_insn.
22778 * emit-rtl.c (reorder_insns): Likewise.
22779 * haifa-sched.c (move_insn): Likewise.
22781 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22783 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22785 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22787 * tree-flow-inline.h (next_readonly_imm_use): Return
22788 NULL_USE_OPERAND_P after the end.
22790 2008-03-01 Richard Guenther <rguenther@suse.de>
22792 PR tree-optimization/35411
22793 * tree-sra.c (sra_build_assignment): Split conversion to
22794 final type to a separate statement if we are not assigning
22797 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22799 * fold-const.c (fold_convertible_p): Correct the logic to follow
22800 that in fold_convert().
22802 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22805 * tree-inline.c (build_duplicate_type): When we make a
22806 duplicate type, make it unique in the canonical types system.
22808 2008-02-29 Tom Tromey <tromey@redhat.com>
22810 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22811 input_file_stack_history, input_file_stack_restored): Remove.
22812 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22813 * input.h (struct file_stack): Remove.
22814 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22815 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22817 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22819 (diagnostic_last_module_changed): Add 'map' argument.
22820 (diagnostic_set_last_function): Likewise.
22821 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22822 line map, not input_file_stack.
22823 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22825 2008-02-29 Paul Brook <paul@codesourcery.com>
22827 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22829 2008-02-29 Paul Brook <paul@codesourcery.com>
22831 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22833 2008-02-29 Richard Guenther <rguenther@suse.de>
22835 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22837 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22838 value for comparing for a store match.
22839 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22840 (try_to_simplify): Do not do a full-blown reference lookup.
22842 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22844 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22845 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22847 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22849 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22851 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22852 strides against cache sizes.
22854 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22856 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22859 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22861 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22862 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22863 is smaller than the original promoted value.
22864 (simplify_subreg): If OP is a SUBREG, try to preserve its
22865 SUBREG_PROMOTED_VAR_P information.
22867 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22869 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22870 (VN_INFO_GET): Allocate new objects on the obstack.
22871 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22872 for rpo_numbers_temp, for consistency.
22873 (free_scc_vn): Free the obstack.
22875 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22877 * doc/invoke.texi: Document -ftree-loop-distribution.
22878 * tree-loop-distribution.c: New.
22879 * tree-pass.h (pass_loop_distribution): New.
22880 * graphds.h (struct graph): Add htab_t indices.
22881 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22882 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22883 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22884 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22885 * tree-data-ref.c (debug_data_dependence_relations): New.
22886 (dump_data_dependence_relation): Also print data references.
22887 (free_data_ref): Extern.
22888 (same_access_functions): Moved...
22889 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22890 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22891 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22892 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22893 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22894 (stmts_from_loop): Skip LABEL_EXPR.
22895 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22897 (build_rdg): Initialize rdg->indices htab.
22898 (free_rdg, stores_from_loop, ref_base_address,
22899 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22900 have_similar_memory_accesses_1, ref_base_address_1,
22901 remove_similar_memory_refs): New.
22902 * tree-data-ref.h: Depend on tree-chrec.h.
22903 (debug_data_dependence_relations, free_data_ref): Declared.
22904 (same_access_functions): ... here.
22905 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22907 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22908 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22909 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22910 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22911 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22912 rdg_vertex_for_stmt): Declared.
22913 (struct rdg_edge): Add level.
22915 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22916 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22918 (rdg_has_similar_memory_accesses): New.
22919 * tree-vect-analyze.c: Remove unused static decls.
22920 * lambda.h (dependence_level): New.
22921 * common.opt (ftree-loop-distribution): New.
22922 * tree-flow.h (mark_virtual_ops_in_bb,
22923 slpeel_tree_duplicate_loop_to_edge_cfg,
22924 rename_variables_in_loop): Declared.
22925 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22926 (OBJS-common): Add tree-loop-distribution.o.
22927 (tree-loop-distribution.o): New rule.
22928 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22929 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22930 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22932 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22935 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22936 other than structures and unions.
22938 2008-02-28 Richard Guenther <rguenther@suse.de>
22941 2008-02-26 Richard Guenther <rguenther@suse.de>
22943 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22944 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22945 (lookup_decl_from_uid): Declare.
22946 (remove_decl_from_map): Likewise.
22947 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22948 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22949 (decl_for_uid_map): New global hashtable mapping DECL_UID
22951 (init_ttree): Allocate it.
22952 (insert_decl_to_uid_decl_map): New helper function.
22953 (make_node_stat): Insert new decls into the map.
22954 (copy_node_stat): Likewise.
22955 (lookup_decl_from_uid): New function.
22956 (remove_decl_from_map): Likewise.
22957 (print_decl_for_uid_map_statistics): New helper.
22958 (dump_tree_statistics): Call it.
22960 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22961 (referenced_var_iterator): Adjust.
22962 (FOR_EACH_REFERENCED_VAR): Adjust.
22963 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22964 (num_referenced_vars): Adjust.
22965 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22966 (first_referenced_var): Remove.
22967 (end_referenced_vars_p): Likewise.
22968 (next_referenced_var): Likewise.
22969 (referenced_var_iterator_set): New helper function.
22970 * tree-dfa.c (referenced_var_lookup): Adjust.
22971 (referenced_var_check_and_insert): Likewise.
22972 (remove_referenced_var): Likewise.
22973 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22974 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22975 (verify_call_clobbering): Likewise.
22976 (verify_memory_partitions): Likewise.
22977 (init_tree_ssa): Allocate bitmap instead of hashtable for
22979 (delete_tree_ssa): Adjust.
22980 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22981 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22982 (compute_tag_properties): Likewise.
22983 (set_initial_properties): Likewise.
22984 (find_partition_for): Likewise.
22985 (update_reference_counts): Likewise.
22986 (dump_may_aliases_for): Likewise.
22987 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22988 (add_call_clobber_ops): Likewise.
22989 (add_call_read_ops): Likewise.
22990 (get_asm_expr_operands): Likewise.
22991 * tree-into-ssa.c (dump_decl_set): Likewise.
22992 (update_ssa): Likewise.
22993 * tree-sra.c (scan_function): Likewise.
22994 (decide_instantiations): Likewise.
22995 (scalarize_parms): Likewise.
22996 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22997 (dsa_named_for): Likewise.
22998 * tree-ssa-structalias.c (update_alias_info): Likewise.
22999 (merge_smts_into): Likewise.
23001 2008-02-27 David Daney <ddaney@avtrex.com>
23004 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23005 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23006 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23007 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23008 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23010 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23013 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23014 (BUILT_IN_NEXTTOWARD): Remove.
23015 (BUILT_IN_NEXTTOWARDF): Ditto.
23016 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23017 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23019 2008-02-27 Tom Tromey <tromey@redhat.com>
23021 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23022 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23024 2008-02-27 Jan Beulich <jbeulich@novell.com>
23026 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23027 update the respective field on newdecl.
23029 2008-02-27 Revital Eres <eres@il.ibm.com>
23031 PR rtl-optimization/34999
23032 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23033 crossing edges that ends with a call insn.
23034 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23035 call insn and clear the EDGE_CROSSING flag of the crossing edge
23036 when fixing fallthru edges.
23038 2008-02-27 Richard Guenther <rguenther@suse.de>
23040 PR middle-end/35390
23041 * fold-const.c (fold_unary): Return the correct argument,
23042 converted to the result type.
23044 2008-02-27 Richard Guenther <rguenther@suse.de>
23046 PR middle-end/34971
23047 * expr.c (expand_expr_real_1): Assert on rotates that operate
23049 * fold-const.c (fold_binary): Use the types precision, not the
23050 bitsize of the mode if folding rotate expressions. Build rotates
23051 only for full modes.
23053 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23055 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23056 and CPP_PRAGMA_EOL.
23057 * c-pragma.c (pragma_ns_name): New typedef.
23058 (registered_pp_pragmas): New variable.
23059 (c_pp_lookup_pragma): New function.
23060 (c_register_pragma_1): If flag_preprocess_only, do nothing
23061 for non-expanded pragmas, for expanded ones push pragma's
23062 namespace and name into registered_pp_pragmas vector.
23063 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23064 flag_preprocess_only, don't register GCC pch_preprocess
23065 pragma if flag_preprocess_only.
23066 * c-opts.c (c_common_init): Call init_pragma even if
23067 flag_preprocess_only.
23068 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23069 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23070 cpp_register_pragma if flag_preprocess_only.
23072 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23075 * c-parser.c (c_parser_translation_unit): Warn for empty
23076 translation unit, not empty source file.
23078 2008-02-26 Paul Brook <paul@codesourcery.com>
23080 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23081 operand for Thumb-2.
23082 * config/arm/arm.h (reg_class): Add CORE_REGS.
23083 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23084 (BASE_REG_CLASS): Use CORE_REGS.
23085 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23086 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23087 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23088 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23089 ARM_REGNO_OK_FOR_INDEX_P.
23090 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23091 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23092 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23093 (ldm/stm peepholes): Ditto.
23094 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23095 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23096 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23097 * config/arm/constraints.md: Enable "k" constraint on ARM.
23099 2008-02-27 Ben Elliston <bje@au.ibm.com>
23101 * config/rs6000/rs6000.c: Annotate cache line size field in all
23102 instances of struct processor_costs.
23104 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23106 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23107 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23108 jump_bypass): New counters.
23109 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23110 * dce.c (gate_ud_dce): Same.
23111 (gate_fast_dce): Same.
23112 * dse.c (gate_dse1): New function.
23113 (gate_dse2): New function.
23114 (gate_dse): Merge results of new gate functions.
23115 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23116 (gate_handle_jump_bypass): Add dbg_cnt.
23117 (gate_handle_gcse): Add dbg_cnt.
23118 * ifcvt.c (gate_handle_if_conversion): Same.
23119 (gate_handle_if_after_combine): Same.
23120 (gate_handle_if_after_reload): Same.
23121 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23123 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23125 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23127 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23129 2008-02-26 Jason Merrill <jason@redhat.com>
23132 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23133 alone if it's the naming decl for the type's main variant.
23135 2008-02-26 Tom Tromey <tromey@redhat.com>
23137 * system.h (USE_MAPPED_LOCATION): Poison.
23138 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23139 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23140 (make_goto_expr_edges): Likewise.
23141 (remove_bb): Likewise.
23142 (execute_warn_function_return): Likewise.
23143 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23145 * c-common.c (fname_decl): Remove old location code.
23146 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23148 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23150 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23151 (gen_rtx_ASM_INPUT): Likewise.
23152 (gen_rtx_ASM_INPUT_loc): Likewise.
23153 (get_rtx_asm_OPERANDS): Remove.
23154 * cfglayout.c (insn_locators_alloc): Remove old location code.
23155 (set_curr_insn_source_location): Likewise.
23156 (curr_insn_locator): Likewise.
23157 * print-tree.c (print_node): Remove old location code.
23158 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23159 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23160 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23161 location_from_locus.
23162 (construct_exit_block): Remove old location code.
23163 * emit-rtl.c (force_next_line_note): Remove old location code.
23164 * profile.c (branch_prob): Remove old location code.
23165 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23166 LOC_LINE): Remove old-location variants.
23167 * langhooks.c (lhd_print_error_function): Remove old location
23169 * configure, config.in: Rebuilt.
23170 * configure.ac (--enable-mapped-location): Remove.
23171 * c-decl.c (c_init_decl_processing): Remove old location code.
23172 (finish_function): Likewise.
23173 * recog.c (decode_asm_operands): Remove old location code.
23174 * c-pch.c (c_common_read_pch): Remove old location code.
23175 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23177 * gimple-low.c (lower_function_body): Remove old location code.
23178 * toplev.c (unknown_location): Remove.
23179 (push_srcloc): Remove old-location variant.
23180 (process_options): Remove old location code.
23181 (lang_dependent_init): Likewise.
23182 * input.h (UNKNOWN_LOCATION): Move definition.
23183 (location_t): Undeprecate.
23184 (source_locus): Remove.
23185 (location_from_locus): Remove.
23186 (struct location_s): Remove.
23187 Remove all old-location code.
23188 (input_line, input_filename): Remove.
23189 * final.c (final_scan_insn): Remove old location code.
23190 * diagnostic.c (diagnostic_build_prefix): Remove
23191 USE_MAPPED_LOCATION test.
23192 * tree.h (gimple_stmt) <locus>: Now a location_t.
23193 (tree_exp) <locus>: Likewise.
23194 (DECL_IS_BUILTIN): Remove old-location variant.
23195 (annotate_with_file_line, annotate_with_locus): Likewise.
23196 (expr_locus, set_expr_locus): Update.
23197 * tree.c (build1_stat): Remove old location code.
23198 (last_annotated_node): Remove.
23199 (annotate_with_file_line): Remove old-location variant.
23200 (annotate_with_locus): Likewise.
23201 (expr_location): Remove old location code.
23202 (set_expr_location): Likewise.
23203 (expr_has_location): Likewise.
23204 (expr_locus): Likewise.
23205 (set_expr_locus): Likewise.
23206 (expr_filename): Don't use location_from_locus.
23207 (expr_lineno): Likewise.
23208 * rtl-error.c (location_for_asm): Remove old location code.
23209 * c-lex.c (cb_line_change): Remove old location code.
23210 (fe_file_change): Likewise.
23211 (cb_def_pragma): Likewise.
23212 (c_lex_with_flags): Likewise.
23213 * gengtype.c (do_typedef): Don't special-case location types.
23214 (define_location_structures): Remove.
23215 (main): Don't call define_location_structures.
23216 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23219 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23222 * builtins.def (BUILT_IN_STDARG_START): Remove.
23223 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23224 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23225 * tree-inline.c (inline_forbidden_p_1): Likewise.
23227 2008-02-26 Richard Guenther <rguenther@suse.de>
23229 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23230 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23231 (lookup_decl_from_uid): Declare.
23232 (remove_decl_from_map): Likewise.
23233 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23234 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23235 (decl_for_uid_map): New global hashtable mapping DECL_UID
23237 (init_ttree): Allocate it.
23238 (insert_decl_to_uid_decl_map): New helper function.
23239 (make_node_stat): Insert new decls into the map.
23240 (copy_node_stat): Likewise.
23241 (lookup_decl_from_uid): New function.
23242 (remove_decl_from_map): Likewise.
23243 (print_decl_for_uid_map_statistics): New helper.
23244 (dump_tree_statistics): Call it.
23246 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23247 (referenced_var_iterator): Adjust.
23248 (FOR_EACH_REFERENCED_VAR): Adjust.
23249 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23250 (num_referenced_vars): Adjust.
23251 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23252 (first_referenced_var): Remove.
23253 (end_referenced_vars_p): Likewise.
23254 (next_referenced_var): Likewise.
23255 (referenced_var_iterator_set): New helper function.
23256 * tree-dfa.c (referenced_var_lookup): Adjust.
23257 (referenced_var_check_and_insert): Likewise.
23258 (remove_referenced_var): Likewise.
23259 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23260 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23261 (verify_call_clobbering): Likewise.
23262 (verify_memory_partitions): Likewise.
23263 (init_tree_ssa): Allocate bitmap instead of hashtable for
23265 (delete_tree_ssa): Adjust.
23266 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23268 (compute_tag_properties): Likewise.
23269 (set_initial_properties): Likewise.
23270 (find_partition_for): Likewise.
23271 (update_reference_counts): Likewise.
23272 (dump_may_aliases_for): Likewise.
23273 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23274 (add_call_clobber_ops): Likewise.
23275 (add_call_read_ops): Likewise.
23276 (get_asm_expr_operands): Likewise.
23277 * tree-into-ssa.c (dump_decl_set): Likewise.
23278 (update_ssa): Likewise.
23279 * tree-sra.c (scan_function): Likewise.
23280 (decide_instantiations): Likewise.
23281 (scalarize_parms): Likewise.
23282 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23283 (dsa_named_for): Likewise.
23284 * tree-ssa-structalias.c (update_alias_info): Likewise.
23285 (merge_smts_into): Likewise.
23287 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23290 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23291 * c-opts.c (c_common_handle_option): Wall enables
23292 Wvolatile-register-var.
23293 * common.opt: Move Wvolatile-register-var to...
23296 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23298 * common.opt (Wlarger-than=): New.
23299 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23301 * opts.c (common_handle_option): Handle -Wlarger-than=.
23302 * optc-gen.awk: Likewise.
23303 * opth-gen.awk: Likewise.
23304 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23305 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23307 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23309 * c-common.c (match_case_to_enum_1): Add appropriate
23310 OPT_W* parameter to warning.
23311 (c_do_switch_warnings): Likewise.
23312 * c-typeck.c (warning_init): Add one more parameter following
23313 'warning' function.
23314 (push_init_level): Update call to warning_init.
23315 (pop_init_level): Likewise.
23316 (add_pending_init): Likewise.
23317 (output_init_element: Likewise.
23319 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23322 * toplev.c (toplev_main): If there are warnings or error, print
23323 errors for ignored options.
23324 * opts.c (ignored_options): New static variable.
23325 (postpone_unknown_option_error): New.
23326 (print_ignored_options): New.
23327 (handle_option): Postpone errors for unknown -Wno-* options.
23328 * opts.h (print_ignored_options): Declare.
23330 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23332 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23335 2008-02-25 Richard Guenther <rguenther@suse.de>
23338 2008-02-25 Richard Guenther <rguenther@suse.de>
23340 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23341 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23342 (lookup_decl_from_uid): Declare.
23343 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23344 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23345 (decl_for_uid_map): New global hashtable mapping DECL_UID
23347 (init_ttree): Allocate it.
23348 (insert_decl_to_uid_decl_map): New helper function.
23349 (make_node_stat): Insert new decls into the map.
23350 (copy_node_stat): Likewise.
23351 (lookup_decl_from_uid): New function.
23352 (print_decl_for_uid_map_statistics): New helper.
23353 (dump_tree_statistics): Call it.
23355 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23356 (referenced_var_iterator): Adjust.
23357 (FOR_EACH_REFERENCED_VAR): Adjust.
23358 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23359 (num_referenced_vars): Adjust.
23360 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23361 (first_referenced_var): Remove.
23362 (end_referenced_vars_p): Likewise.
23363 (next_referenced_var): Likewise.
23364 (referenced_var_iterator_set): New helper function.
23365 * tree-dfa.c (referenced_var_lookup): Adjust.
23366 (referenced_var_check_and_insert): Likewise.
23367 (remove_referenced_var): Likewise.
23368 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23369 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23370 (verify_call_clobbering): Likewise.
23371 (verify_memory_partitions): Likewise.
23372 (init_tree_ssa): Allocate bitmap instead of hashtable for
23374 (delete_tree_ssa): Adjust.
23375 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23376 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23377 (compute_tag_properties): Likewise.
23378 (set_initial_properties): Likewise.
23379 (find_partition_for): Likewise.
23380 (update_reference_counts): Likewise.
23381 (dump_may_aliases_for): Likewise.
23382 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23383 (add_call_clobber_ops): Likewise.
23384 (add_call_read_ops): Likewise.
23385 (get_asm_expr_operands): Likewise.
23386 * tree-into-ssa.c (dump_decl_set): Likewise.
23387 (update_ssa): Likewise.
23388 * tree-sra.c (scan_function): Likewise.
23389 (decide_instantiations): Likewise.
23390 (scalarize_parms): Likewise.
23391 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23392 (dsa_named_for): Likewise.
23393 * tree-ssa-structalias.c (update_alias_info): Likewise.
23394 (merge_smts_into): Likewise.
23396 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23399 * doc/invoke.texi (-fcx-limited-range): Document new option.
23400 * toplev.c (process_options): Handle -fcx-fortran-rules.
23401 * common.opt: Add documentation for -fcx-fortran-rules.
23403 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23406 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23407 actual behaviour and C99.
23409 2008-02-26 Ben Elliston <bje@au.ibm.com>
23411 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23412 (ASM_CPU_POWER6_SPEC): Likewise.
23413 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23414 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23415 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23417 2008-02-25 Richard Guenther <rguenther@suse.de>
23419 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23420 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23421 (lookup_decl_from_uid): Declare.
23422 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23423 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23424 (decl_for_uid_map): New global hashtable mapping DECL_UID
23426 (init_ttree): Allocate it.
23427 (insert_decl_to_uid_decl_map): New helper function.
23428 (make_node_stat): Insert new decls into the map.
23429 (copy_node_stat): Likewise.
23430 (lookup_decl_from_uid): New function.
23431 (print_decl_for_uid_map_statistics): New helper.
23432 (dump_tree_statistics): Call it.
23434 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23435 (referenced_var_iterator): Adjust.
23436 (FOR_EACH_REFERENCED_VAR): Adjust.
23437 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23438 (num_referenced_vars): Adjust.
23439 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23440 (first_referenced_var): Remove.
23441 (end_referenced_vars_p): Likewise.
23442 (next_referenced_var): Likewise.
23443 (referenced_var_iterator_set): New helper function.
23444 * tree-dfa.c (referenced_var_lookup): Adjust.
23445 (referenced_var_check_and_insert): Likewise.
23446 (remove_referenced_var): Likewise.
23447 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23448 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23449 (verify_call_clobbering): Likewise.
23450 (verify_memory_partitions): Likewise.
23451 (init_tree_ssa): Allocate bitmap instead of hashtable for
23453 (delete_tree_ssa): Adjust.
23454 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23455 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23456 (compute_tag_properties): Likewise.
23457 (set_initial_properties): Likewise.
23458 (find_partition_for): Likewise.
23459 (update_reference_counts): Likewise.
23460 (dump_may_aliases_for): Likewise.
23461 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23462 (add_call_clobber_ops): Likewise.
23463 (add_call_read_ops): Likewise.
23464 (get_asm_expr_operands): Likewise.
23465 * tree-into-ssa.c (dump_decl_set): Likewise.
23466 (update_ssa): Likewise.
23467 * tree-sra.c (scan_function): Likewise.
23468 (decide_instantiations): Likewise.
23469 (scalarize_parms): Likewise.
23470 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23471 (dsa_named_for): Likewise.
23472 * tree-ssa-structalias.c (update_alias_info): Likewise.
23473 (merge_smts_into): Likewise.
23475 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23478 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23479 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23480 * alias.h (nonoverlapping_memrefs_p): Likewise.
23482 2008-02-25 Jan Beulich <jbeulich@novell.com>
23484 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23485 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23486 __emultls_get_address, __emultls_register_common,
23487 __floatundi?f, and _Unwind_GetIPInfo.
23488 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23489 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23490 (gen_regparm_prefix): Likewise.
23491 (i386_nlm_encode_section_info): Sync with
23492 config/i386/winnt.c:i386_pe_encode_section_info().
23493 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23494 i386_nlm_mangle_decl_assembler_name): New.
23495 (netware_override_options): New.
23496 * config/i386/netware.h (netware_override_options): Declare.
23497 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23498 (i386_nlm_mangle_decl_assembler_name): Declare.
23499 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23501 2008-02-25 Ben Elliston <bje@au.ibm.com>
23504 * c-decl.c (grokdeclarator): Remove unused local variables
23505 `typedef_type' and `type_as_written'.
23507 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23508 unused local variable `has_hot_blocks'.
23509 (fix_crossing_conditional_branches): Remove unused local variable
23512 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23514 PR middle-end/19984
23515 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23516 using DEF_C99_BUILTIN.
23517 (BUILT_IN_NANF): Ditto.
23518 (BUILT_IN_NANL): Ditto.
23520 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23521 Revital Eres <eres@il.ibm.com>
23523 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23524 regarding the order of two dependent insns in the same row.
23526 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23528 * stor-layout.c (layout_decl): Do not bump the alignment of a
23529 bit-field to more than byte alignment if it is packed.
23531 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23533 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23536 2008-02-24 Diego Novillo <dnovillo@google.com>
23538 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23541 * tree-vrp.c (vrp_evaluate_conditional): With
23542 -Wtype-limits, emit a warning when comparing against a
23543 constant outside the natural range of OP0's type.
23544 * c.opt (Wtype-limits): Move ...
23545 * common.opt (Wtype-limits): ... here.
23547 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23549 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23550 * config/rs6000/e300c2c3.md: New file.
23551 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23553 (rs6000_override_options): Add e300c2 and e300c3 cases to
23554 processor_target_table. Do not allow usage of Altivec or Spe
23555 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23556 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23557 * config/rs6000/rs6000.h (processor_type): Add
23558 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23559 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23560 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23561 and ppce300c3. Include e300c2c3.md.
23563 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23565 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23566 instead of TARGET_STRICT_ALIGN.
23568 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23570 * explow.c (memory_address): Assert that the generated address is
23573 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23576 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23577 * config/darwin-ppc-ldouble-patch.def: New file.
23578 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23579 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23580 SUBTARGET_INIT_BUILTINS if defined.
23581 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23584 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23587 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23588 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23590 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23593 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23594 file" warning condtional on -Winvalid-PCH.
23596 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23598 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23600 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23604 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23605 prevent reload from using MMX registers.
23606 (*mov<mode>_internal): Ditto.
23607 (*movv2sf_internal_rex64): Ditto.
23608 (*movv2sf_internal): Ditto.
23610 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23612 PR documentation/31569
23613 * doc/install.texi2html: Use makeinfo --no-number-sections.
23615 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23617 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23618 ensure that we can address an entire entity > 8 bytes. Don't
23619 generate reg+reg addressing for such data.
23621 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23623 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23624 strings when optimizing for size, unless the target cares about
23627 2008-02-22 Tom Tromey <tromey@redhat.com>
23629 * regclass.c (current_pass): Remove declaration.
23631 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23633 * config/avr/libgcc.S (__RAMPZ__): Define.
23634 (__do_copy_data): Add for devices with 128KB code memory.
23636 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23638 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23640 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23642 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23644 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23647 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23650 * c-typeck.c (build_binary_op): Warn about floating point
23651 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23653 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23656 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23657 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23659 (rs6000_override_options): Set altivec_abi as default, not override,
23660 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23661 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23662 is used; use new member spe_abi.
23663 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23664 spe_abi and altivec_abi.
23666 2008-02-22 Tomas Bily <tbily@suse.cz>
23668 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23670 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23673 * config.build (build_file_translate): Set to `CMD //c' only if
23675 * Makefile.in (build_file_translate): Improve comment.
23677 2008-02-21 Jan Hubicka <jh@suse.cz>
23679 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23680 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23681 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23683 2008-02-21 Michael Matz <matz@suse.de>
23686 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23688 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23690 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23691 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23692 as insn constraint.
23693 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23694 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23695 SSE_VEC_FLOAT_MODE_P as insn constraint.
23696 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23697 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23698 sse4a_movntdf using MODEF mode iterator.
23699 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23700 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23701 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23702 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23703 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23704 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23705 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23707 2008-02-21 Richard Guenther <rguenther@suse.de>
23709 * tree.def (PAREN_EXPR): New tree code.
23710 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23712 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23713 * expr.c (expand_expr_real_1): Likewise.
23714 * tree-inline.c (estimate_num_insns_1): Likewise.
23715 * tree-complex.c (expand_complex_move): Likewise.
23716 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23719 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23722 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23724 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23727 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23729 * config/sh/sh.c (find_barrier): Don't go past
23730 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23732 2008-02-20 DJ Delorie <dj@redhat.com>
23734 * config/h8300/h8300.md (insv): Force source operand to be a register.
23736 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23737 as a jump, not as a plain insn.
23739 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23741 * doc/invoke.texi (Warning Options): Add new option
23742 -Wframe-larger-than=.
23743 (-Wframe-larger-than): Document.
23745 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23746 Add declarations for new option variables.
23748 * final.c (final_start_function): Check the frame size
23749 before emission and issue a Wframe-larger-than warning.
23751 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23752 Add definitions for new option variables.
23753 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23755 * common.opt (Wframe-larger-than=): New option.
23757 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23759 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23760 (<sse>_div<mode>3): Ditto.
23761 (<sse>_vmdiv<mode>3): Ditto.
23762 (<sse>_vmsqrt<mode>2): Ditto.
23763 (*smax<mode>3): Ditto.
23764 (sse5_frcz<mode>2): Ditto.
23765 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23766 as insn constraint.
23768 2008-02-20 Richard Guenther <rguenther@suse.de>
23770 PR middle-end/35265
23771 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23772 be happy with INTEGRAL_TYPE_P.
23774 2008-02-20 Richard Guenther <rguenther@suse.de>
23776 * fold-const.c (split_tree): Associate floatig-point expressions
23777 if flag_associative_math is set.
23779 2008-02-20 Richard Guenther <rguenther@suse.de>
23781 * tree.h (fold_real_zero_addition_p): Declare.
23782 * fold-const.c (fold_real_zero_addition_p): Export.
23783 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23784 floating-point operations with zero and one.
23786 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23788 * doc/install.texi: Correct references to CFLAGS, replacing them
23789 with BOOT_CFLAGS. Document flags used during bootstrap for
23792 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23794 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23795 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23796 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23798 (smin<mode>3): Ditto from similar patterns.
23799 (smax<mode>3): Ditto.
23800 (*ieee_smin<mode>3): Ditto.
23801 (*ieee_smax<mode>3): Ditto.
23802 * config/i386/sse.md (sse): New mode attribute.
23803 (mov<mode>): Macroize expander from movv4sf and movv2df using
23804 SSEMODEF2P mode iterator.
23805 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23806 SSE_VEC_FLOAT_MODE_P as insn constraint.
23807 (storent<mode>): Ditto.
23808 (storent<mode>): Macroize expander from storentsf and storentdf using
23809 MODEF mode iterator.
23810 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23811 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23812 (abs<mode>2): Ditto from similar patterns.
23813 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23814 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23815 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23816 (<sse>_vmsqrt<mode>2): Ditto.
23817 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23818 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23819 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23820 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23821 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23822 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23823 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23825 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23826 iterator and SSE_FLOAT_MODE_P as insn constraint.
23827 (<sse>_ucomi): Ditto from similar patterns.
23828 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23829 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23830 SSE_VEC_FLOAT_MODE_P as insn constraint.
23831 (vcond<mode>): Ditto from similar patterns.
23832 (and<mode>3, *and<mode>3): Ditto.
23833 (<sse>_nand<mode>3): Ditto.
23834 (ior<mode>3, *ior<mode>3): Ditto.
23835 (xor<mode>3, *xor<mode>3): Ditto.
23836 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23837 iterator and SSE_FLOAT_MODE_P as insn constraint.
23838 (*nand<mode>3): Ditto from similar patterns.
23839 (*ior<mode>3): Ditto.
23840 (*xor<mode>3): Ditto.
23842 2008-02-20 Ira Rosen <irar@il.ibm.com>
23844 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23845 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23846 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23848 2008-02-19 Jan Hubicka <jh@suse.cz>
23850 * predict.c (tree_bb_level_predictions): Remove variable next
23851 mistakely introduced by previous commit.
23853 2008-02-19 Jan Hubicka <jh@suse.cz>
23855 * predict.c (predict_paths_leading_to): Rewrite.
23856 (predict_paths_for_bb): New.
23857 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23859 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23862 * Makefile.in (build_file_translate): New.
23863 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23864 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23865 * configure.ac (build_file_translate): Substitute it.
23866 * configure: Regenerate.
23868 2008-02-19 Jan Hubicka <jh@suse.cz>
23870 PR rtl-optimization/34408
23871 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23874 2008-02-19 Jan Hubicka <jh@suse.cz>
23876 PR middle-end/28779
23877 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23880 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23883 * config/i386/i386-modes.def: Revert the last DI alignment
23884 change until Ada people can look into it.
23886 2008-02-19 Nick Clifton <nickc@redhat.com>
23888 * opts.c (print_specific_help): Fix typo in --help text.
23890 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23893 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23894 32-bit inline asm without asm alternatives for host GCC < 3.0.
23896 2008-02-19 Richard Guenther <rguenther@suse.de>
23898 PR tree-optimization/34989
23899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23900 Allow propagation to INDIRECT_REF if we can simplify only.
23902 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23904 * c-common.c (warn_for_collisions_1): Use appropriate option when
23907 2008-02-19 Nick Clifton <nickc@redhat.com>
23910 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23911 (handle_options): Fix indentation.
23912 (print_filtered_help): If no language-specific options were
23913 displayed tell the user how to list all the options supported by
23914 the language's front-end.
23915 (print_specific_help): Fix indentation and remove duplicate line.
23916 (common_handle_option): Handle the -v option.
23917 For --help enable the display of undocumented options if the -v
23918 switch has been included on the command line.
23919 For --help= check for overlaps in the arguments between the option
23920 classes and the language names and issue a warning when they
23921 cannot be disambiguated.
23922 * c.opt (v): Pass on to the common option handler.
23924 2008-02-19 Revital Eres <eres@il.ibm.com>
23926 * modulo-sched.c (sms_schedule): Change dump message when
23927 create_ddg function fails.
23928 (try_scheduling_node_in_cycle): Rename row to cycle.
23929 (print_partial_schedule): Rename CYCLE to ROW.
23931 2008-02-19 Christian Bruel <christian.bruel@st.com>
23932 Zdenek Dvorak <ook@ucw.cz>
23934 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23936 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23939 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23940 (*x86_movdicc_0_m1_se): Ditto.
23942 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23944 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23945 (CMPtype): Define as __gcc_CMPtype.
23946 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23947 (CMPtype): Define as __gcc_CMPtype.
23949 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23951 Support valgrind 3.3 for --enable-checking=valgrind.
23952 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23954 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23955 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23956 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23957 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23958 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23959 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23960 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23962 * ggc-zone.c: Similar.
23963 * ggc-page.c: Similar.
23965 2008-02-19 Paul Brook <paul@codesourcery.com>
23968 * config/arm/ieee754-df.S: Fix do_it typo.
23969 * config/arm/ieee754-sf.S: Fix do_it typo.
23971 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23974 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23975 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23976 (OPTION_MASK_ISA_SSE_SET): Likewise.
23977 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23978 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23979 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23980 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23981 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23982 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23983 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23984 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23985 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23986 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23987 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23988 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23989 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23990 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23991 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23992 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23993 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23994 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23995 (OPTION_MASK_ISA_SSE4): Removed.
23996 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23997 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23998 (override_options): Don't turn on implied SSE/MMX bits in
24001 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24003 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24006 2008-02-18 Joey Ye <joey.ye@intel.com>
24008 PR middle-end/34921
24009 * tree-nested.c (insert_field_into_struct): Set type alignment
24010 to field alignment if the former is less than the latter.
24012 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24014 * BASE-VER: Set to 4.4.0.
24016 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24018 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24019 * doc/cfg.texi: Likewise.
24020 * doc/extend.texi: Likewise.
24021 * doc/gty.texi: Likewise.
24022 * doc/invoke.texi: Likewise.
24023 * doc/loop.texi: Likewise.
24024 * doc/md.texi: Likewise.
24025 * doc/passes.texi: Likewise.
24026 * doc/rtl.texi: Likewise.
24027 * doc/sourcebuild.texi: Likewise.
24028 * doc/tm.texi: Likewise.
24029 * doc/tree-ssa.texi: Likewise.
24031 2008-02-17 Richard Guenther <rguenther@suse.de>
24033 PR middle-end/35227
24034 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24035 without default definition.
24037 2008-02-17 Richard Guenther <rguenther@suse.de>
24039 PR tree-optimization/35231
24040 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24043 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24046 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24047 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24048 libgcc_cmp_return mode.
24050 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24053 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24055 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24057 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24060 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24062 * doc/c-tree.texi: Use `@.' where appropriate.
24063 * doc/extend.texi: Likewise.
24064 * doc/install.texi: Likewise.
24065 * doc/invoke.texi: Likewise.
24066 * doc/loop.texi: Likewise.
24067 * doc/makefile.texi: Likewise.
24068 * doc/md.texi: Likewise.
24069 * doc/passes.texi: Likewise.
24070 * doc/standards.texi: Likewise.
24071 * doc/tm.texi: Likewise.
24073 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24075 PR middle-end/35196
24076 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24078 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24079 rather than in entry_bb.
24081 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24083 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24084 libgcc_cmp_return mode.
24086 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24088 PR middle-end/35130
24089 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24090 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24092 2008-02-15 Richard Guenther <rguenther@suse.de>
24093 Zdenek Dvorak <ook@ucw.cz>
24095 PR tree-optimization/35164
24096 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24097 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24098 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24099 Only propagate addresses which do not have abnormal SSA_NAMEs
24102 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24105 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24107 2008-02-15 Jan Hubicka <jh@suse.cz>
24109 PR middle-end/35149
24110 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24112 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24114 PR middle-end/34621
24115 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24116 when calculating alignment_pad.
24118 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24120 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24121 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24122 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24123 and STACK_BOUNDARY define.
24125 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24127 PR preprocessor/35061
24128 * c-pragma.c (handle_pragma_pop_macro): Check that
24129 pushed_macro_table has been allocated.
24131 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24133 PR middle-end/35136
24134 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24135 (force_gimple_operand): Likewise.
24136 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24137 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24138 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24139 (find_interesting_uses_address): Check addressability and alignment
24140 of the base expression only after substituting bases of IVs into it.
24142 2008-02-14 Michael Matz <matz@suse.de>
24145 * function.c (instantiate_virtual_regs_in_insn): Reload address
24146 before falling back to reloading the whole operand.
24148 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24150 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24151 before the first section switch note.
24153 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24155 * doc/bugreport.texi: Update copyright years.
24156 * doc/c-tree.texi: Likewise.
24157 * doc/cfg.texi: Likewise.
24158 * doc/cpp.texi: Likewise.
24159 * doc/cppinternals.texi: Likewise.
24160 * doc/fragments.texi: Likewise.
24161 * doc/frontends.texi: Likewise.
24162 * doc/gcc.texi: Likewise.
24163 * doc/gty.texi: Likewise.
24164 * doc/hostconfig.texi: Likewise.
24165 * doc/implement-c.texi: Likewise.
24166 * doc/libgcc.texi: Likewise.
24167 * doc/loop.texi: Likewise.
24168 * doc/makefile.texi: Likewise.
24169 * doc/options.texi: Likewise.
24170 * doc/passes.texi: Likewise.
24171 * doc/rtl.texi: Likewise.
24172 * doc/sourcebuild.texi: Likewise.
24173 * doc/standards.texi: Likewise.
24174 * doc/tree-ssa.texi: Likewise.
24175 * doc/trouble.texi: Likewise.
24177 * doc/extend.texi: Use @: or add comma where appropriate.
24178 * doc/invoke.texi: Likewise.
24179 * doc/tm.texi: Likewise.
24181 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24184 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24187 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24189 * doc/md.texi (clz, ctz): Add reference.
24190 * doc/rtl.texi (clz, ctz): Likewise.
24192 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24195 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24198 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24200 * config/s390/s390.c (struct constant_pool): New field
24201 emit_pool_after added.
24202 (s390_mainpool_start): Set the emit_pool_after flag according
24203 to the section switch notes.
24204 (s390_mainpool_finish): Consider emit_pool_after when emitting
24205 the literal pool at the end of the function.
24206 (s390_chunkify_start): Force literal pool splits at section
24209 2008-02-13 Michael Matz <matz@suse.de>
24212 * var-tracking.c (clobber_variable_part): Correctly traverse the
24215 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24218 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24219 Add -fdump-ipa-inline.
24220 * tree-dump.c (dump_files): Remove tree-inlined dump.
24221 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24223 2008-02-12 Richard Guenther <rguenther@suse.de>
24225 PR tree-optimization/35171
24226 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24229 2008-02-12 Richard Guenther <rguenther@suse.de>
24231 PR middle-end/35163
24232 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24233 value-preserving mode. Disallow final truncation.
24235 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24237 PR middle-end/35136
24238 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24239 code from here to...
24240 (force_gimple_operand): ...here.
24242 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24245 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24246 non-compatible pointers.
24247 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24248 different FIELD_DECLs, try harder by comparing field offsets, sizes
24251 PR inline-asm/35160
24252 * function.c (match_asm_constraints_1): Don't replace the same input
24255 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24257 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24258 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24259 (expand_epilogue): Restore RAMPZ register.
24260 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24262 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24264 * config/i386/cygwin.asm: (__alloca): Correct calling
24265 convention and alignment.
24266 (__chkstk): Force 8 byte stack alignment.
24268 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24269 Richard Guenther <rguenther@suse.de>
24271 PR tree-optimization/33992
24272 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24273 the zero we compare against.
24275 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24277 PR libfortran/35063
24278 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24279 to CloseHandle after unlocking to prevent accumulation of handle
24282 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24284 PR middle_end/34150
24285 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24286 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24287 and update LABEL_NUSES during and after reload.
24289 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24291 PR middle-end/34627
24292 * combine.c (simplify_if_then_else): Make sure the comparison is
24293 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24295 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24298 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24299 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24300 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24301 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24302 * tree.h (get_type_static_bounds): Likewise.
24304 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24306 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24307 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24308 Make -Wfoo language annotations match what the compiler outputs.
24310 2008-02-08 Sa Liu <saliu@de.ibm.com>
24312 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24313 intrinsics spu_convts, spu_convtu, spu_convtf.
24315 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24317 * doc/extend.texi (Function Attributes) <noinline>: Mention
24318 asm ("") as method to keep calls.
24320 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24323 * doc/options.texi (Options): Replace references to opts.sh with
24325 * opts-common.c: Likewise.
24326 * optc-gen.awk: Likewise.
24328 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24330 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24332 2008-02-07 Richard Henderson <rth@redhat.com>
24335 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24336 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24339 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24341 PR tree-optimization/35085
24342 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24343 for operand entry oe2 in addition to operand entry oe3 in order to
24344 expose more opportunities for vectorizer sum reduction.
24346 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24349 * Makefile.in (LIBS): Remove $(GMPLIBS).
24350 (cc1-dummy, cc1): Add $(GMPLIBS).
24352 2008-02-06 Jan Hubicka <jh@suse.cz>
24355 * i386.md (moddf_integer): Do not produce partial memory stalls for
24356 targets where it hurts.
24358 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24361 * optabs.c (expand_float): Do not check for decimal modes when
24362 expanding unsigned integer through signed conversion.
24364 2008-02-06 Nick Clifton <nickc@redhat.com>
24366 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24367 inside the clobber with a match_operand and duplicated operand
24368 number in the constraint.
24369 (ineqbranchsi): Delete redundant comment.
24371 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24373 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24374 builtin_define ("__USE_INIT_FINI__").
24375 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24377 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24379 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24381 PR documentation/30330
24382 * doc/invoke.texi (C++ Dialect Options)
24383 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24384 For each warning option -Wfoo that allows -Wno-foo, ensure both
24385 -Wfoo and -Wno-foo are listed in the option index. Fix index
24386 entry of -Wswitch-default, index -Wnormalized= including the
24387 `=', and -Wlarger-than-@var{len} including @var{len}.
24389 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24391 * config/i386/i386.md (floatunssisf2): Use
24392 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24393 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24394 Macroize expander using MODEF mode iterator.
24396 2008-02-05 Diego Novillo <dnovillo@google.com>
24398 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24401 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24403 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24406 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24408 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24411 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24412 to indicate if a message should be generated.
24413 (init_cumulative_args): Updated.
24414 (function_value_32): Likewise.
24416 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24418 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24420 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24423 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24424 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24426 2008-02-04 Diego Novillo <dnovillo@google.com>
24428 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24431 * tree-vrp.c (vrp_evaluate_conditional): With
24432 -Wtype-limits, emit a warning when comparing against a
24433 constant outside the natural range of OP0's type.
24435 2008-02-04 Richard Guenther <rguenther@suse.de>
24437 PR middle-end/33631
24438 * expr.c (count_type_elements): Give for unions instead of
24441 2008-02-04 Richard Guenther <rguenther@suse.de>
24443 PR middle-end/35043
24444 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24445 to TYPE_DOMAINs base type instead of using bitsizetype here.
24447 2008-02-03 Jason Merrill <jason@redhat.com>
24449 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24451 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24454 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24455 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24456 (RS/6000 and PowerPC Options): Fix typos and markup.
24457 * doc/passes.texi (Tree-SSA passes): Likewise.
24459 2008-02-02 Michael Matz <matz@suse.de>
24462 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24463 from record_last_reg_set_info.
24464 (record_last_reg_set_info): Take an RTX argument, iterate over all
24465 constituent hardregs.
24466 (record_last_set_info, record_opr_changes): Change calls to
24467 new signature or to record_last_reg_set_info_regno.
24469 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24471 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24473 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24475 PR rtl-optimization/34773
24476 * reg-notes.def (EQUAL): Mention significance of combination of
24477 REG_EQUAL and REG_RETVAL.
24478 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24479 insn that has a REG_RETVAL.
24481 2008-02-01 Roger Sayle <roger@eyesopen.com>
24484 * configure.ac (--enable-fixed-point): Disable unless explicitly
24486 * configure: Regenerate.
24488 2008-02-01 Richard Guenther <rguenther@suse.de>
24491 * invoke.texi (-finline-limit): Remove no longer true parts
24492 of the documentation. Note that there is no default value.
24494 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24495 Mark Mitchell <mark@codesourcery.com>
24496 Ben Elliston <bje@au.ibm.com>
24499 * doc/extend.texi (Other Builtins): Document.
24501 2008-01-31 Tom Browder <tom.browder@gmail.com>
24503 * doc/c-tree.texi (Types): Fix grammar.
24504 (Expression trees): Ditto.
24505 * doc/passes.texi (Tree-SSA passes): Ditto.
24507 * doc/configterms.texi (Configure Terms): Fix typo.
24508 * doc/cpp.texi (Common Predefined Macros): Ditto.
24509 * doc/md.texi (Machine Constraints): Ditto.
24511 * doc/makefile.texi (Makefile): Add comma.
24513 2008-01-31 Tom Browder <tom.browder@gmail.com>
24514 Gerald Pfeifer <gerald@pfeifer.com>
24516 * doc/sourcebuild.texi (Front End): Remove references to CVS
24517 and CVSROOT/modules.
24518 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24519 (Back End): Remove reference to CVS.
24521 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24524 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24526 (mips16_gp_pseudo_reg): ...here.
24527 * config/mips/mips.md (load_const_gp): Replace with...
24528 (load_const_gp_<mode>): ...this :P-based insn.
24530 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24532 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24533 options. Minor fixes.
24534 (-std): Move reference to standards closer to where language
24535 standards are first mentioned.
24537 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24539 PR rtl-optimization/34995
24540 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24541 parameter and return a bool. If the rtx parameter is nonnull,
24542 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24543 (find_reloads): Update call accordingly. Pass the new operand
24544 if it needed no address reloads, otherwise pass null.
24546 2008-01-30 Richard Henderson <rth@redhat.com>
24549 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24550 for unbounded arrays.
24552 2008-01-30 Silvius Rus <rus@google.com>
24554 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24556 2008-01-30 Jan Hubicka <jh@suse.cz>
24559 * i386.c (init_cumulative_args): Use real function declaration when
24562 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24564 PR rtl-optimization/34998
24565 * global.c (build_insn_chain): Treat non-subreg_lowpart
24566 SUBREGs of pseudos as clobbering all the words covered by the
24567 SUBREG, not just all the bytes.
24568 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24569 original df_ref rather than an extract parameter.
24570 (global_conflicts): Update call accordingly.
24572 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24574 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24575 the overflow check to make it easier to read.
24576 (__fixtfdi): Change the type of the ll member in union
24577 long_double to UDItype_x.
24579 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24581 PR middle-end/34969
24582 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24583 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24584 * tree-inline.c (fold_marked_statements): Call
24585 cgraph_update_edges_for_call_stmt if folding a call statement.
24586 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24587 debug_generic_stmt calls, reset it back afterwards.
24590 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24592 * c-typeck.c (build_external_ref): Don't pedwarn about
24593 static vars in current function's scope.
24595 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24597 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24599 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24602 * ipa-struct-reorg.c: Fix spelling.
24603 * params.def: Ditto.
24605 2008-01-29 Richard Guenther <rguenther@suse.de>
24607 PR middle-end/35006
24608 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24610 * tree-inline.c (remap_type): Increment remapping_type_depth
24611 around remapping types.
24612 (copy_body_r): Only add referenced variables if they are referenced
24613 from code, not types.
24615 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24626 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24627 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24629 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24632 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24633 pointer for tiny stack.
24635 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24637 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24639 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24641 * config/vx-common.h: Fix typo in comment.
24643 2008-01-28 Ian Lance Taylor <iant@google.com>
24647 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24648 coalesce pointers if they have different DECL_NO_TBAA_P values.
24649 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24650 between variables with different DECL_NO_TBAA_P values.
24652 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24655 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24656 are not legitimate small data references on SPE targets.
24658 2008-01-28 David Daney <ddaney@avtrex.com>
24660 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24662 2008-01-28 David Daney <ddaney@avtrex.com>
24664 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24666 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24668 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24669 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24670 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24671 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24672 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24673 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24674 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24675 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24677 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24679 * basic-block.h (condjump_equiv_p): Fix comment.
24681 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24683 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24684 print_generic_stmt_indented): Fix comment.
24686 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24688 * configure.ac (__stack_chk_fail): Add detecion for availability
24689 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24690 * configure: Regenerate.
24692 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24694 PR middle-end/34688
24695 * final.c (output_addr_const): Handle TRUNCATE.
24697 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24700 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24701 (zero_cost, infinite_cost): New constants.
24702 (struct cost_pair): Change type of cost to comp_cost.
24703 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24704 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24706 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24707 split_address_cost, ptr_difference_cost, difference_cost,
24708 get_computation_cost_at, get_computation_cost,
24709 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24710 determine_use_iv_cost_condition, determine_use_iv_costs,
24711 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24712 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24713 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24714 Change type of cost to comp_cost.
24715 (determine_iv_cost): Increase cost of non-original ivs, instead
24716 of decreasing the cost of original ones.
24717 (get_address_cost): Indicate the complexity of the addressing mode
24719 (try_add_cand_for): Prefer using ivs not specific to some object.
24720 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24722 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24723 Janis Johnson <janis187@us.ibm.com>
24726 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24727 (TARGET_INSTANTIATE_DECLS): Likewise.
24728 * target.h (expand_to_rtl_hook): New target hook.
24729 (instantiate_decls): Likewise.
24730 * function.c (instantiate_decl): Make non-static. Rename to...
24731 (instantiate_decl_rtl): ... this.
24732 (instantiate_expr): Use instantiate_decl_rtl.
24733 (instantiate_decls_1): Likewise.
24734 (instantiate_decls): Likewise.
24735 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24736 * function.h (instantiate_decl_rtl): Add prototype.
24737 * cfgexpand.c (target.h): New include.
24738 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24739 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24740 (TARGET_INSTANTIATE_DECLS): Likewise.
24741 (TARGET_INITIALIZER): New target hooks added.
24742 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24744 * config/rs6000/rs6000.c (tree-flow.h): New include.
24745 (machine_function): Add sdmode_stack_slot field.
24746 (rs6000_alloc_sdmode_stack_slot): New function.
24747 (rs6000_instantiate_decls): Likewise.
24748 (rs6000_secondary_memory_needed_rtx): Likewise.
24749 (rs6000_check_sdmode): Likewise.
24750 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24751 (TARGET_INSTANTIATE_DECLS): Likewise.
24752 (rs6000_hard_regno_mode_ok): Allow SDmode.
24753 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24754 (rs6000_emit_move): Handle SDmode.
24755 (function_arg_advance): Likewise.
24756 (function_arg): Likewise.
24757 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24758 SDmode var args for 32-bit compiles.
24759 (rs6000_secondary_reload_class): Handle SDmode.
24760 (rs6000_output_function_epilogue): Likewise.
24761 (rs6000_function_value): Simplify if statement.
24762 (rs6000_libcall_value): Likewise.
24763 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24764 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24765 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24766 (movsd_hardfloat): New define_insn.
24767 (movsd_softfloat): Likewise.
24768 (movsd_store): Likewise.
24769 (movsd_load): Likewise.
24770 (extendsddd2): Likewise.
24771 (extendsdtd2): Likewise.
24772 (truncddsd2): Likewise.
24773 (movdd_hardfloat64): Fixup comment.
24774 (UNSPEC_MOVSD_LOAD): New constant.
24775 (UNSPEC_MOVSD_STORE): Likewise.
24777 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24780 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24782 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24783 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24784 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24785 and TRUTH_XOR_EXPR.
24787 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24790 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24791 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24792 __LONGDOUBLE128 too.
24793 * config/rs6000/aix61.h: New file.
24795 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24797 PR rtl-optimization/34959
24798 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24799 popcount and parity rtxes the same mode as their operand.
24800 Truncate or extend the result to the return value's mode
24803 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24806 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24807 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24808 to GOT_VERSION_REGNUM.
24809 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24810 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24811 * config/mips/mips.c (mips_emit_call_insn): New function.
24812 (mips_call_tls_get_addr): Call mips_expand_call directly.
24813 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24815 (mips16_build_call_stub): Likewise. Return the call insn or null.
24816 (mips_expand_call): Update the call to mips16_build_call_stub
24817 accordingly and a remove redundant condition. Assert that MIPS16
24818 stubs do not use lazy binding. Use mips_emit_call_insn and return
24820 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24822 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24823 (mips_avoid_hazard): Remove hazard_set handling.
24824 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24825 (UNSPEC_RESTORE_GP): ...this.
24826 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24827 (FAKE_CALL_REGNO): Rename to...
24828 (GOT_VERSION_REGNUM): ...this.
24829 (type): Add "ghost" value. Add an associated insn reservation.
24830 (hazard_set): Remove.
24831 (exception_receiver): Rename to...
24832 (restore_gp): ...this and update the unspec identifier accordingly.
24833 (exception_receiver, nonlocal_got_receiver): New expanders.
24834 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24835 FAKE_CALL_REGNO. Remove hazard_set attribute.
24836 (set_got_version, update_got_version): New patterns.
24838 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24841 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24843 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24846 * doc/install.texi2html: Generate gcc-vers.texi.
24848 2008-01-25 DJ Delorie <dj@redhat.com>
24850 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24852 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24854 * config/c4x: Remove directory.
24855 * config.gcc (crx-*, mt-*): Mark obsolete.
24856 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24857 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24858 sh-*-rtemscoff*): Remove cases.
24859 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24860 * real.c (encode_c4x_single, decode_c4x_single,
24861 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24862 c4x_extended_format): Remove.
24863 * real.h (c4x_single_format, c4x_extended_format): Remove.
24864 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24866 (Pragmas): Remove comment about c4x pragmas.
24867 * doc/install.texi (c4x): Remove target-specific instructions.
24868 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24869 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24870 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24871 refer to C4x source files as examples.
24872 (C4X_FLOAT_FORMAT): Remove documentation.
24874 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24876 * config/bfin/bfin.c (override_options): Reorder tests so that
24877 flag_pic gets enabled for -msep-data.
24879 2008-01-25 Richard Guenther <rguenther@suse.de>
24881 PR middle-end/32244
24882 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24883 to its bitfield precision if required.
24885 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24887 PR middle-end/33880
24888 * tree-nested.c (walk_omp_for): New function.
24889 (convert_nonlocal_reference, convert_local_reference): Call
24890 walk_omp_for on OMP_FOR.
24891 (convert_call_expr): Call walk_body on OMP_FOR's
24892 OMP_FOR_PRE_INIT_BODY.
24894 2008-01-25 Richard Guenther <rguenther@suse.de>
24896 PR tree-optimization/34966
24897 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24898 default defs and PHI_NODEs we have to insert after the
24899 defining statement.
24901 2008-01-24 Nick Clifton <nickc@redhat.com>
24903 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24904 Provide a default definition.
24905 (LIBGCC2_UNITS_PER_WORD): Likewise.
24907 * config/stormy16/stormy16.c: Include df.h for the prototype
24908 for df_regs_ever_live_p.
24909 (xstormy16_expand_builtin_va_start): Convert the stack offset
24910 into a component_ref and then use POINTER_PLUS_EXPR to add it
24911 to the incoming_virtual_args_rtx.
24912 (xstormy16_gimplify_va_arg_expr): Rename to
24913 xstormy16_gimplify_va_arg_expr.
24914 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24915 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24916 xstormy16_gimplify_va_arg_expr.
24917 Fix up some formatting issues.
24919 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24920 Move to predicates.md.
24921 (xs_hi_general_operand): Likewise.
24922 (xs_hi_nonmemory_operand): Likewise.
24923 * config/stormy16/predicates.md:
24924 (xstormy16_carry_plus_operand): New predicate.
24925 (xs_hi_general_operand): New predicate.
24926 (xs_hi_nonmemory_operand): New predicate.
24927 * config/stormy16/stormy16-protos.h:
24928 (xstormy16_carry_plus_operand): Delete prototype.
24929 (xs_hi_general_operand): Likewise.
24930 (xs_hi_nonmemory_operand): Likewise.
24932 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24933 modifiers as they are no longer needed and they can trigger
24934 reload spill failures.
24936 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24937 with a match_operand in order to help reload.
24939 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24940 constraint with 'e' for the 8th alternative as this version of
24941 the mov.w instruction only accepts the lower 8 registers.
24943 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24946 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24947 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24950 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24952 PR middle-end/33333
24953 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24955 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24957 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24959 (remove_structure): Update allocations list before removing structure.
24961 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24963 * ipa-struct-reorg.c (is_safe_cond_expr,
24964 create_new_stmts_for_cond_expr): Use integer_zerop function,
24965 that recognize not only zero-pointer, but zero-integer too.
24967 2008-01-25 Ben Elliston <bje@au.ibm.com>
24970 * fixproto: Escape "." in sed expression that strips leading "./".
24972 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24975 * gcc.c (SWITCH_OK): Removed.
24976 (SWITCH_LIVE): Changed to bit.
24977 (SWITCH_FALSE): Likewise.
24978 (SWITCH_IGNORE): Likewise.
24979 (switchstr): Change live_cond to unsigned int.
24980 (process_command): Replace SWITCH_OK with 0.
24981 (do_self_spec): Likewise.
24982 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24983 (give_switch): Likewise.
24984 (used_arg): Likewise.
24985 (do_spec_1): Set the SWITCH_IGNORE bit.
24986 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24987 bits. Set the SWITCH_LIVE bit.
24989 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24991 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24993 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24995 PR tree-optimization/34472
24996 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24997 parameter to a "bool *" and set *DATA to false if there is
24998 an unsafe access. Do not delete the structure here.
24999 (check_cond_exprs): Delete it here instead.
25000 (check_cond_exprs, exclude_cold_structs): Do not increase
25001 I when removing a structure.
25003 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25006 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25007 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25009 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25011 PR middle-end/34934
25012 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25013 a fixed vector for stack.
25015 2008-01-24 Ben Elliston <bje@au.ibm.com>
25018 * doc/gcc.texi (Software development): Add a direntry for g++.
25020 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25022 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25023 stale and straggling -fforce-addr comments above.
25025 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25027 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25028 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25030 2008-01-23 Michael Matz <matz@suse.de>
25033 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25036 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25038 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25039 malloc result type.
25041 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25043 * config/avr/avr.c (avr_current_arch): New variable.
25044 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25045 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25046 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25047 (avr_override_options): Init 'avr_current_arch'.
25048 (base_arch_s): Move from here...
25049 * config/avr/avr.h (base_arch_s): ... here. Add new members
25050 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25051 'mega' to 'have_jmp_call'.
25052 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25053 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25055 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25057 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25058 MULTILIB_MATCHES): Ditto.
25060 2008-01-23 Richard Guenther <rguenther@suse.de>
25062 PR middle-end/31529
25063 * cgraphunit.c (cgraph_reset_node): Always mark the node
25064 not reachable if it is not queued already.
25066 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25068 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25069 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25070 (cputype_selected): New static variable.
25071 (bfin_handle_option): Set it if -mcpu is used.
25072 (override_option): Select default set of workarounds if no cpu type
25073 selected on the command line.
25074 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25076 From Michael Frysinger <michael.frysinger@analog.com>
25077 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25078 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25080 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25081 for bf547, bf523, bf524, and bf526.
25082 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25084 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25085 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25086 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25087 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25088 * doc/invoke.texi (Blackfin Options): Document that
25089 -mcpu now accept bf547, bf523, bf524, and bf526.
25091 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25093 PR rtl-optimization/34628
25094 * combine.c (try_combine): Stop and undo after the first combination
25095 if an autoincrement side-effect on the first insn has effectively
25098 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25101 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25102 Offset addresses are not valid for Altivec or paired float modes.
25104 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25107 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25108 if DECL_INITIAL (decl) is error_mark_node.
25111 * c-common.c (handle_vector_size_attribute): Only allow
25112 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25113 the same way as pointer, array etc. types.
25114 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25117 * tree.c (build_type_attribute_qual_variant): Call
25118 build_qualified_type if attributes are equal, but quals are not.
25120 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25123 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25124 * flags.h (warn_strict_aliasing): Remove.
25125 (warn_strict_overflow): Remove.
25126 * opts.c (warn_strict_aliasing): Remove.
25127 (warn_strict_overflow): Remove.
25128 * c-opts.c (c_common_handle_option): -Wall only sets
25129 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25130 (c_common_post_options): Give default values to -Wstrict-aliasing
25131 and -Wstrict-overflow if they are uninitialized.
25132 * common.opt (Wstrict-aliasing): Specify Var and Init.
25133 (Wstrict-overflow): Likewise.
25135 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25137 PR rtl-optimization/26854
25138 PR rtl-optimization/34400
25139 PR rtl-optimization/34884
25140 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25142 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25143 (df_rd_bb_info.expanded_lr_out): Deleted
25144 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25145 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25146 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25147 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25148 Removed code to allocate, initialize or free expanded_lr_out.
25149 (df_rd_bb_local_compute_process_def): Restructured to make more
25151 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25152 sets if the sets are being trimmed.
25154 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25157 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25158 (as_vers): Likewise.
25159 * configure: Regenerated.
25161 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25163 PR middle-end/33092
25164 * tree-pass.h (pass_build_alias): New pass.
25165 * tree-ssa-alias.c (gate_build_alias): New.
25166 (pass_build_alias): New.
25167 * passes.c (init_optimization_passes): Add pass_build_alias after
25168 pass_create_structure_vars.
25170 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25172 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25173 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25174 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25175 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25176 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25177 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25178 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25179 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25180 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25181 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25182 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25183 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25184 * config/s390/s390.md (FP_ALL): New mode iterator.
25185 (_d): New mode attribute.
25186 ("*signbit<mode>2>"): Changed mode of first operand.
25187 ("isinf<mode>2"): Changed mode of first operand.
25188 ("*TDC_insn"): Adaptation for DFP modes.
25190 2008-01-22 Ben Elliston <bje@au.ibm.com>
25192 * tree.c (check_qualified_type): Improve function description.
25194 2008-01-21 Jason Merrill <jason@redhat.com>
25197 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25198 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25201 2008-01-21 DJ Delorie <dj@redhat.com>
25203 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25206 2008-01-21 Richard Guenther <rguenther@suse.de>
25208 PR middle-end/34856
25209 * tree-cfg.c (verify_expr): Allow all invariant expressions
25210 instead of just constant class ones as reference argument.
25211 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25212 like any other constant.
25213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25215 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25217 * regmove.c (fixup_match_1): Update call crossed frequencies.
25219 2008-01-21 Richard Guenther <rguenther@suse.de>
25222 * tree-inline.c (setup_one_parameter): Deal with mismatched
25223 types using a VIEW_CONVERT_EXPR.
25225 2008-01-21 Alon Dayan <alond@il.ibm.com>
25226 Olga Golovanevsky <olga@il.ibm.com>
25228 PR tree-optimization/34701
25229 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25230 when the structure size is not a power of 2.
25232 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25234 * doc/install.texi: Add doc for --enable-checking=df.
25236 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25238 PR rtl-optimization/34808
25239 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25241 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25243 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25246 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25248 PR rtl-optimization/26854
25249 PR rtl-optimization/34400
25250 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25252 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25253 (df_rd_bb_info.expanded_lr_out): New.
25254 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25255 * loop_iv.c (iv_analysis_loop_init): Ditto.
25256 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25257 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25258 Added code to allocate, initialize or free expanded_lr_out.
25259 (df_rd_bb_local_compute_process_def): Restructured to make
25260 more understandable.
25261 (df_rd_confluence_n): Add code to do nothing with fake edges and
25262 code to no apply invalidate_by_call sets if the sets are being trimmed.
25263 (df_lr_local_finalize): Renamed to df_lr_finalize.
25264 (df_live_local_finalize): Renamed to df_live_finalize.
25266 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25269 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25270 deciding whether to use reciprocal instructions.
25272 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25274 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25275 dwarf2out_note_section_used if cold_text_section is NULL.
25277 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25279 PR gcov-profile/34610
25280 * tree-cfg.c (make_edges): Mark both outgoing edges from
25281 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25282 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25283 from OMP_FOR and OMP_CONTINUE outgoing edges.
25285 * tree-profile.c (tree_profiling): Return early if
25286 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25288 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25289 from cfun to child_cfun.
25290 * function.h (struct function): Add after_tree_profile bit.
25292 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25294 * config/avr/avr.S (_exit): Disable interrupt.
25296 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25297 Steven Bosscher <stevenb.gcc@gmail.com>
25299 PR rtl-optimization/26854
25300 PR rtl-optimization/34400
25301 * df-problems.c (df_live_scratch): New scratch bitmap.
25302 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25303 (df_live_reset): Clear the proper bitmaps.
25304 (df_live_bb_local_compute): Only process the artificial defs once
25305 since the order is not important.
25306 (df_live_init): Init the df_live sets only with the variables
25307 found live by df_lr.
25308 (df_live_transfer_function): Use the df_lr sets to prune the
25309 df_live sets as they are being computed.
25310 (df_live_free): Free df_live_scratch.
25312 2008-01-18 Ian Lance Taylor <iant@google.com>
25314 * common.opt: Add fmerge-debug-strings.
25315 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25316 flag_merge_debug_strings rather than flag_merge_constants.
25317 * doc/invoke.texi (Option Summary): Mention
25318 -fmerge-debug-strings.
25319 (Debugging Options): Document -fmerge-debug-strings.
25321 2008-01-18 Ian Lance Taylor <iant@google.com>
25324 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25325 (struct tree_function_decl): Add new field operator_new_flag.
25326 * tree-inline.c (expand_call_inline): When inlining a call to
25327 operator new, force the return value to go into a variable, and
25328 set DECL_NO_TBAA_P on that variable.
25329 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25331 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25334 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25335 DWARF2_DEBUGGING_INFO.
25336 (dwarf2out_note_section_used): Ditto. Add prototype.
25337 (have_multiple_function_sections, text_section_used,
25338 cold_text_section_used, *cold_text_sections): Move declarations
25341 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25343 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25344 field and add signal_ra.
25345 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25346 assignments to frame state pc. Move end of stack check after
25347 MD_FALLBACK_FRAME_STATE_FOR.
25348 (uw_update_context_1): Use frame state signal_regs if set, instead
25349 of checking signal_frame flag.
25350 (uw_update_context): Use frame state signal_ra if set.
25351 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25352 * config/xtensa/linux-unwind.h: New file.
25354 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25356 * modulo-sched.c (get_sched_window): Fix comment typo.
25358 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25360 PR tree-optimization/34648
25361 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25363 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25365 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25366 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25368 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25370 PR rtl-optimization/34400
25371 * df-core.c (df_worklist_dataflow_overeager,
25372 df_worklist_dataflow_doublequeue): New functions.
25373 (df_worklist_dataflow): Two different worklist solvers.
25374 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25377 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25380 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25381 and ftree-parallelize-loops.
25383 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25385 PR rtl-optimization/34826
25386 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25388 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25390 * global.c (find_reg): Mark the eh regs as used if necessary.
25391 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25392 * ra.h (struct allocno): no_eh_reg field added. Changed
25393 no_stack_reg type to bitfield.
25395 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25397 * tree.c (substitute_in_expr): Add missing 'break'.
25399 2008-01-17 Richard Guenther <rguenther@suse.de>
25401 PR tree-optimization/34825
25402 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25403 x / x as division to handle.
25405 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25407 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25408 "-pthread" is specified.
25409 * pa-hpux11.h (LIB_SPEC): Likewise.
25411 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25412 Peter Bergner <bergner@vnet.ibm.com>
25414 PR rtl-optimization/33796
25415 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25417 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25419 PR libgfortran/34699
25420 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25422 * pa-hpux10.h (LINK_SPEC): Likewise.
25423 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25425 2008-01-16 Richard Guenther <rguenther@suse.de>
25427 PR middle-end/32628
25428 * fold-const.c (fold_convert_const_int_from_int): Do not
25429 set overflow if that occured only because of a sign extension
25430 change when converting from/to a sizetype with the same
25431 precision and signedness.
25433 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25436 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25437 location address to the correct place. Update copyright year.
25439 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25441 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25442 no dependences in the dependence_relations vector.
25444 2008-01-16 Jan Hubicka <jh@suse.cz>
25446 PR rtl-optimization/31396
25447 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25448 * cfg.c (dump_reg_info): Print it.
25449 * regs.h (struct reg_info_t): add freq_calls_crossed.
25450 (REG_FREQ_CALLS_CROSSED): New macro.
25451 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25452 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25453 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25454 regmove_optimize): Update call crossed frequencies.
25455 * local-alloc.c (struct qty): Add freq_calls_crossed.
25456 (alloc_qty): Copute freq_calls_crossed.
25457 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25458 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25459 * ra.h (struct allocno): Add freq_calls_crossed.
25461 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25463 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25464 libgomp when compiling with ftree-parallelize-loops.
25465 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25467 2008-01-16 Richard Guenther <rguenther@suse.de>
25469 PR tree-optimization/34769
25470 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25471 * tree.c (int_cst_value): Instead make this function more
25472 permissive in what it accepts as valid input. Document this
25473 function always sign-extends the value.
25475 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25476 Richard Guenther <rguenther@suse.de>
25479 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25480 (gimple_fold_indirect_ref_rhs): ... this.
25481 (gimple_fold_indirect_ref): New function with foldings
25482 that preserve lvalueness.
25483 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25484 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25485 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25486 to fold an INDIRECT_REF, fall back to the old use of
25487 fold_indirect_ref_1.
25489 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25491 * tree-data-ref.c (subscript_dependence_tester_1): Call
25492 free_conflict_function.
25493 (compute_self_dependence): Same.
25495 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25498 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25499 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25501 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25502 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25503 for DWARF2_UNWIND_INFO targets.
25505 2008-01-16 Richard Guenther <rguenther@suse.de>
25508 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25509 type qualifiers for function types.
25511 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25513 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25514 loop_iterator li from previous commit.
25516 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25518 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25520 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25522 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25523 (parallelize_loops): Don't parallelize irreducible components.
25525 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25528 * c-opts (c_common_post_options): Do not enable CPP
25529 flag_pedantic_errors by default.
25531 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25533 PR rtl-optimization/31944
25534 * cse.c (remove_pseudo_from_table): New function.
25535 (merge_equiv_classes): Use above function to remove pseudo-registers.
25536 (invalidate): Likewise.
25538 2008-01-13 Richard Guenther <rguenther@suse.de>
25540 PR middle-end/34601
25541 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25542 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25544 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25546 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25547 validate_change to unshare the source of the PC set.
25549 2008-01-12 Jan Hubicka <jh@suse.cz>
25551 PR middle-end/32135
25552 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25553 references above array bounds. This might trigger bounds checks for
25554 pointers to arrays.
25556 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25558 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25559 new_replaceable_dependencies.
25561 2008-01-12 Doug Kwan <dougkwan@google.com>
25563 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25564 instead of OPT_Wreturn_type in warning due to ignored return type
25566 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25567 options included in -Wextra.
25568 * c.opt: New option -Wignored_qualifiers.
25569 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25570 -Wignore_qualifiers.
25571 (-Wignored-qualifiers): Document.
25572 (-Wreturn-type): Remove description of functionality now handled
25573 by -Wignored-qualifiers.
25575 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25578 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25579 NOP_EXPR if it is between integral types with the same precision.
25581 2008-01-12 Jan Hubicka <jh@suse.cz>
25584 * invoke.texi (max-inline-recursive-depth): Fix default value.
25586 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25588 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25591 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25593 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25595 2008-01-11 James E. Wilson <wilson@specifix.com>
25598 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25600 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25602 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25603 save/restore frame pointer register and don't use 'call-prologues'
25604 optimization in function with "OS_task" attribute.
25606 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25608 PR middle-end/31309
25609 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25610 when copying to memory.
25612 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25614 PR rtl-optimization/30905
25615 * cfgcleanup.c: Include dce.h
25616 (crossjumps_occured): New global variable.
25617 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25618 If something changed, set crossjumps_occured to true.
25619 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25620 Don't add/remove fake edges to exit here...
25621 (cleanup_cfg): ...but do it here, when crossjumping.
25622 Run a fast DCE when successful crossjumps occured in the latest
25623 iteration of try_optimize_cfg.
25625 2008-01-11 Richard Guenther <rguenther@suse.de>
25627 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25628 (struct vn_unary_op_s): Likewise.
25629 (vn_reference_insert): Free old reference on hash collision.
25631 2008-01-10 Raksit Ashok <raksit@google.com>
25633 PR rtl-optimization/27971
25634 * combine.c (find_split_point): Split PLUS expressions which are
25635 inside a MEM rtx, and whose first operand is complex.
25637 2008-01-10 DJ Delorie <dj@redhat.com>
25639 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25640 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25641 (m32c_hard_regno_ok): Call the underlying function.
25643 2008-01-10 Richard Guenther <rguenther@suse.de>
25645 PR middle-end/34683
25646 * tree-cfg.c (tree_merge_blocks): Do not go through the
25647 full-blown folding and stmt updating path if we just deal
25648 with virtual operands.
25649 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25650 test for abnormal SSA_NAMEs.
25652 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25654 PR middle-end/34641
25655 * reload.c (push_reload): Add assertions. All constants from
25656 reg_equiv_constant should have been used for replacing the respective
25658 (find_reloads_address): Invoke find_reloads_address_part for
25659 constant taken from the reg_equiv_constant array.
25661 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25663 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25664 field (valnum) the first in the struct. Replace bools with
25667 2008-01-10 Richard Guenther <rguenther@suse.de>
25669 PR tree-optimization/34651
25670 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25671 types and ordering for masking and converting.
25673 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25675 PR tree-optimization/34017
25676 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25677 also for PHI_NODE expressions.
25679 2008-01-09 Jan Hubicka <jh@suse.cz>
25681 PR tree-optimization/34708
25682 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25683 based on number of case labels.
25684 (init_inline_once): Remove switch_cost.
25685 * tree-inline.h (eni_weights_d): Remove switch_cost.
25687 2008-01-09 Richard Guenther <rguenther@suse.de>
25688 Andrew Pinski <andrew_pinski@playstation.sony.com>
25690 PR middle-end/30132
25691 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25692 temporary if an rvalue is ok or an lvalue is not required.
25694 2008-01-09 Richard Guenther <rguenther@suse.de>
25696 PR middle-end/34458
25697 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25698 adjust return type.
25700 2008-01-09 Richard Guenther <rguenther@suse.de>
25702 PR middle-end/34679
25703 * tree.c (host_integerp): Check for sizetype only if the
25704 type is an integer type.
25706 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25709 * opts.c (decode_options): Disable inlining of functions called
25710 once if not in unit-at-a-time mode.
25712 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25714 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25716 2008-01-08 Richard Guenther <rguenther@suse.de>
25718 PR middle-end/31863
25719 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25720 out early if the result will be unused.
25722 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25727 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25728 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25731 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25733 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25734 for vectorization tuned.
25736 2008-01-08 Richard Guenther <rguenther@suse.de>
25738 PR tree-optimization/34683
25739 * tree-ssa-operands.c (operand_build_cmp): Export.
25740 * tree-ssa-operands.h (operand_build_cmp): Declare.
25741 * tree-vn.c (vuses_compare): Remove.
25742 (sort_vuses): Use operand_build_cmp.
25743 (sort_vuses_heap): Likewise.
25744 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25745 to re-use old VEC if available. Do not sort already sorted VUSEs.
25746 (vdefs_to_vec): Do not sort already sorted VDEFs.
25748 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25750 PR middle-end/34694
25751 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25753 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25756 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25757 limitations of reciprocal sequences on x86 targets.
25759 2008-01-08 Richard Guenther <rguenther@suse.de>
25761 PR tree-optimization/34683
25762 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25764 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25767 * config/darwin.c (darwin_mergeable_string_section): Don't use
25768 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25770 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25773 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25774 negxf2. Macroize expander using X87MODEF mode iterator. Change
25775 predicates of op0 and op1 to register_operand.
25776 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25777 expander using X87MODEF mode iterator. Change predicates of
25778 op0 and op1 to register_operand.
25779 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25780 corresponding patterns and macroize using MODEF macro. Change
25781 predicates of op0 and op1 to register_operand and remove
25782 "m" constraint. Disparage "r" alternative with "!".
25783 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25784 macroize using X87MODEF macro. Change predicates of op0 and op1
25785 to register_operand and remove "m" constraint. Disparage "r"
25786 alternative with "!".
25787 (absneg splitter with memory operands): Remove.
25788 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25789 patterns and macroize using X87MODEF mode iterator.
25790 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25791 Change predicate of op1 to register_operand.
25792 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25793 for memory operands.
25795 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25797 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25799 2008-01-07 Richard Guenther <rguenther@suse.de>
25801 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25804 2008-01-07 Richard Guenther <rguenther@suse.de>
25806 PR tree-optimization/34683
25807 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25808 VOPs of the needed size to save memory. Use VEC_quick_push
25809 to save compile-time.
25810 (vdefs_to_vec): Likewise.
25812 2008-01-07 Sa Liu <saliu@de.ibm.com>
25814 * config/spu/spu.md (divdf3): Genetate inline code for double
25815 division. The implementation doesn't handle INF or NAN, therefore it
25816 only applies when -ffinite-math-only is given.
25818 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25821 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25822 * doc/cpp.texi ([Common Predefined Macros]): Document.
25824 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25826 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25827 order to use commutative addition instead of subtraction.
25829 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25830 Mircea Namolaru <namolaru@il.ibm.com>
25831 Vladimir Yanovsky <yanov@il.ibm.com>
25832 Revital Eres <eres@il.ibm.com>
25834 PR tree-optimization/34263
25835 * tree-outof-ssa.c (process_single_block_loop_latch,
25836 contains_tree_r): New functions.
25837 (analyze_edges_for_bb): Call process_single_block_loop_latch
25838 function to empty single-basic-block latch block if possible.
25840 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25842 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25844 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25846 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25848 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25850 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25852 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25854 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25856 PR tree-optimization/34618
25857 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25860 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25863 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25864 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25865 Update copyright year.
25867 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25868 Update copyright year.
25869 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25872 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25874 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25875 edge does not point to current bb before changing need_assert.
25877 2008-01-04 Richard Guenther <rguenther@suse.de>
25879 PR middle-end/34029
25880 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25881 for verifying purposes if they are is_gimple_min_invariant.
25883 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25885 PR tree-optimization/34448
25886 PR tree-optimization/34465
25887 * gimplify.c (gimplify_init_constructor): Add new parameter
25888 notify_temp_creation. Use it.
25889 (gimplify_modify_expr_rhs): Take volatiles into account when
25890 optimizing constructors.
25891 Do not optimize constructors if gimplify_init_constructor will dump to
25893 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25894 * gcc.c-torture/compile/pr34448.c: New.
25896 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25898 PR gcov-profile/34609
25899 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25900 return_slot if result is TREE_ADDRESSABLE.
25902 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25904 * config/mips/mips.md (sqrt_condition): Tweak comment.
25905 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25907 2008-01-03 Tom Tromey <tromey@redhat.com>
25910 * c-common.c (c_type_hash): Handle VLAs.
25912 2008-01-03 Jan Hubicka <jh@suse.cz>
25914 PR tree-optimization/31081
25915 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25916 0 when inlining and not inlining to first basic block.
25917 (remap_decl): When var is initialized to 0, don't set default_def.
25918 (expand_call_inline): Set entry_bb.
25919 * tree-inline.h (copy_body_data): Add entry_bb.
25921 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25924 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25927 PR tree-optimization/29484
25928 * tree-inline.c (inline_forbidden_p_2): New function.
25929 (inline_forbidden_p): Disallow inlining if some static var
25930 has an address of a local LABEL_DECL in its initializer.
25931 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25934 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25936 PR tree-optimization/34635
25937 * tree-data-ref.c (add_other_self_distances): Make sure that the
25938 evolution step is constant.
25940 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25942 PR middle-end/34608
25943 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25945 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25947 * tree-sra.c (scalarize_init): Insert the generate_element_init
25948 statements after the generate_element_zero statements.
25950 2008-01-02 Richard Guenther <rguenther@suse.de>
25952 PR middle-end/34093
25953 PR middle-end/31976
25954 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25955 for very large number of operands instead of ICEing.
25957 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25960 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25961 while stack probing.
25963 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25965 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25968 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25970 PR libmudflap/26442
25971 * tree-mudflap.c (mx_register_decls): Guard warning by
25972 !DECL_ARTIFICIAL check.
25974 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25976 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25977 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25978 sse5_perm<mode>): Fix constraints.