1 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
4 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
5 (ira_fast_allocation): Remove the prototype.
7 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
8 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
9 (color_pass): Modify the updated costs.
10 (ira_color): Rename to color. Make it static.
11 (ira_fast_allocation): Rename to fast_allocation. Make it static.
12 (ira_color): New function.
14 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
17 * ira-lives.c (last_call_num, allocno_saved_at_call): New
19 (set_allocno_live, clear_allocno_live, mark_ref_live,
20 mark_ref_dead): Invalidate corresponding element of
21 allocno_saved_at_call.
22 (process_bb_node_lives): Increment last_call_num. Setup
23 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
24 allocno was already saved.
25 (ira_create_allocno_live_ranges): Initiate last_call_num and
26 allocno_saved_at_call.
28 * ira-build.c (ira_create_allocno): Initiate
29 ALLOCNO_UPDATED_COVER_CLASS_COST.
30 (create_cap_allocno, propagate_allocno_info,
31 remove_unnecessary_allocnos): Remove setting updated costs.
32 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
34 * ira.c (ira): Don't call ira_fast_allocation.
36 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
39 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
42 * ira-conflicts.c (process_regs_for_copy): Remove class subset
45 * ira-int.h (ira_hard_regno_cover_class): New.
47 * ira-lives.c (mark_reg_live, mark_reg_dead,
48 process_bb_node_lives): Use ira_hard_regno_cover_class.
50 * ira.c (reg_class ira_hard_regno_cover_class): New global
52 (setup_hard_regno_cover_class): New function.
53 (ira_init): Call setup_hard_regno_cover_class.
55 * ira-costs.c (cost_class_nums): Add comment.
56 (find_allocno_class_costs): Initiate cost_class_nums.
57 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
59 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
62 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
63 Rename to copy_info_to_removed_store_destinations. Propagate
64 conflict hard regs and register stack attribute.
66 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
69 * pa.c (function_arg_padding): Pad complex and vector types upward in
71 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
73 2008-10-26 Matthias Klose <doko@ubuntu.com>
75 * doc/install.texi: Document requirements on antlr.
77 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
79 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
82 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
85 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
86 is defined, use it to modify the constant offset.
88 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
90 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
91 and short arguments to the correct location as mandated by the
94 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
96 PR rtl-optimization/37769
97 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
99 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
101 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
102 unwind-dw2-Os-4-200.o.
104 2008-10-24 Joseph Myers <joseph@codesourcery.com>
106 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
107 (convert_for_assignment): Remove ic_argpass_nonproto cases.
109 2008-10-24 Jakub Jelinek <jakub@redhat.com>
111 PR tree-optimization/36038
112 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
113 add sizetype IV with initial value zero instead of pointer type.
115 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
118 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
119 around bit operation.
120 * profile.c (is_edge_inconsistent): Likewise.
121 * fold-const.c (truth_value_p): Move from here...
122 * tree.h (truth_value_p): ... to here.
123 * c-tree.h (c_expr): Update description of original_code.
124 * c-typeck.c (parser_build_unary_op): Set original_code.
125 (parser_build_binary_op): Update call to warn_about_parentheses.
126 * c-common.c (warn_about_parentheses): Take two additional
127 arguments of the operands. Use a switch. Quote operators
128 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
129 Add warning about !x | y and !x & y.
130 * c-common.h (warn_about_parentheses): Update declaration.
132 2008-10-24 Jakub Jelinek <jakub@redhat.com>
134 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
135 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
136 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
138 (check-subtargets, check-%-subtargets, check-parallel-%): New
140 (check-%): For test targets listed in lang_checks_parallelized
141 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
142 run the testing in multiple make goals, possibly parallel, and
143 afterwards run dg-extract-results.sh to merge the sum and log files.
145 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
147 * config/mips/mips.c (mips_canonicalize_move_class): New function.
148 (mips_move_to_gpr_cost): Likewise.
149 (mips_move_from_gpr_cost): Likewise.
150 (mips_register_move_cost): Make more fine-grained.
152 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
154 * graphite.c (graphite_apply_transformations): Check for
156 * toplev.c (process_options): Add graphite_identity.
157 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
159 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
161 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
162 mulhisihl and mulhisihh builtins.
164 From Jie Zhang <jie.zhang@analog.com>
165 * config/bfin/bfin.md (composev2hi): Put operands into vector
168 2008-10-22 Chao-ying Fu <fu@mips.com>
170 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
172 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
174 From Mike Frysinger <michael.frysinger@analog.com>
175 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
176 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
177 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
178 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
179 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
180 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
181 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
182 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
183 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
184 __ADSPBF51x__ for all of them.
185 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
186 -mcpu bf512, bf514, bf516, and bf518.
187 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
188 bf512-none, bf514-none, bf516-none, and bf518-none.
189 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
190 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
191 * doc/invoke.texi (Blackfin Options): Document that
192 -mcpu now accepts bf512, bf514, bf516, and bf518.
194 2008-10-22 Jakub Jelinek <jakub@redhat.com>
197 * fold-const.c (build_range_type): For 1 .. signed_max
198 range call build_nonstandard_inter_type if signed_type_for
199 returned a type with bigger precision.
201 2008-10-22 Richard Guenther <rguenther@suse.de>
203 * tree.def (COMPLEX_TYPE): Constrain element type.
204 * tree.c (build_complex_type): Assert that.
205 * tree-ssa-structalias.c (could_have_pointers): Complex types
206 cannot have pointers.
208 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
211 * c-typeck.c (convert_for_assignment): Do not give declaration's
212 location for builtins. Spell out which type was expected and which
215 2008-10-22 Nick Clifton <nickc@redhat.com>
217 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
218 the fdpic register to be a target when running in fdpic mode.
220 2008-10-22 Rafael Espindola <espindola@google.com>
222 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
223 newly created statements.
225 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
228 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
229 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
230 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
232 2008-10-22 Jakub Jelinek <jakub@redhat.com>
235 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
236 Adjust -mcmodel=medium description for 2005-07-31 changes.
238 2008-10-22 Jan Hubicka <jh@suse.cz>
239 Jakub Jelinek <jakub@redhat.com>
242 * doc/invoke.texi: Remove references to obsoleted -d dumps.
244 2008-10-21 Richard Henderson <rth@redhat.com>
247 * emit-rtl.c (get_spill_slot_decl): Export.
248 * emit-rtl.h (get_spill_slot_decl): Declare.
249 * var-tracking.c (vt_add_function_parameters): Relax assertion
250 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
252 2008-10-21 Bob Wilson <bob.wilson@acm.org>
254 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
255 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
258 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
261 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
262 processed by get_maxval_strlen.
264 2008-10-21 David Edelsohn <edelsohn@gnu.org>
267 * tree.c (get_file_function_name): Copy first_global_object_name.
268 Centralize call to clean_symbol_name.
270 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
272 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
273 * config/svr4.h (SVR4_ASM_SPEC): New.
274 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
275 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
277 * doc/invoke.texi (Option Summary): Add -T to linker options.
278 (Link Options): Document -T.
280 2008-10-21 Jakub Jelinek <jakub@redhat.com>
282 * tree-inline.c (tree_inlinable_function_p): Remove tuples
285 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
289 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
291 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
293 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
296 2008-10-20 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
298 * doc/install.texi: Fix typos in previous patch.
300 2008-10-19 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
302 * doc/install.texi: Document in-tree building of gcc and mpfr.
304 2008-10-19 Richard Guenther <rguenther@suse.de>
306 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
308 2008-10-19 Manuel LÃ
\83³pez-IbÃ
\83¡Ã
\83±ez <manu@gcc.gnu.org>
311 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
313 (build_enumerator): Convert enumerators that fit in integer to
316 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.md (unnamed peephole2): Do not force memory
319 operands of arith or logical instructions into registers for
320 non-TARGET_READ_MODIFY targets.
322 (ffs_cmove): Change operand 0 predicate to register_operand.
323 Change operand 1 predicate to nonimmediate_operand.
325 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
327 2008-10-18 Richard Guenther <rguenther@suse.de>
329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
330 VIEW_CONVERT_EXPR case against invalid gimple.
332 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
334 * c-parser.c (c_parser_binary_expression): Silence the
335 uninitialized variable warning emitted for binary_loc.
337 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
339 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
342 2008-10-16 Joseph Myers <joseph@codesourcery.com>
345 * c-typeck.c (build_unary_op): Use omit_one_operand for
346 IMAGPART_EXPR of real argument.
348 2008-10-16 Jakub Jelinek <jakub@redhat.com>
350 PR tree-optimization/37664
351 * fold-const.c (fold_binary): When optimizing comparison with
352 highest or lowest type's value, don't consider TREE_OVERFLOW.
354 2008-10-16 David Edelsohn <edelsohn@gnu.org>
357 * Makefile.in (coverage.o): Depend on $(TM_P_H).
358 * coverage.c: Include tm_p.h.
359 * config/rs6000/x-aix (jc1): Override LDFLAGS.
360 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
361 dollar signs from PREFIX.
362 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
363 instead of manual strip_name_encoding.
365 2008-10-16 Richard Guenther <rguenther@suse.de>
368 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
369 volatile qualified functions or methods as relevant.
371 2008-10-16 Jakub Jelinek <jakub@redhat.com>
373 PR tree-optimization/37525
374 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
375 sizetype unsigned constants, both in the case of C and bounds.
377 2008-10-15 Jan Hubicka <jh@suse.cz>
379 * ira-emit.c (change_regs): Return false when replacing reg by
382 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
385 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
386 HARD_REGNO_CALL_PART_CLOBBERED.
388 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
391 * ira-lives.c (mark_early_clobbers): Remove.
392 (make_pseudo_conflict, check_and_make_def_use_conflicts,
393 check_and_make_def_conflicts,
394 make_early_clobber_and_input_conflicts,
395 mark_hard_reg_early_clobbers): New functions.
396 (process_bb_node_lives): Call
397 make_early_clobber_and_input_conflicts and
398 mark_hard_reg_early_clobbers. Make hard register inputs live again.
400 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
401 early clobbers of pseudo-registers.
403 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
406 * ira-build.c (ira_flattening): Recalculate
407 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
408 from the scratch instead of the propagation.
410 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
412 * doc/rtl.texi (const_double): Remove the "addr" operand.
413 Describe CONST_DOUBLE_* macros under const_double rather
415 (const_fixed): Fix the operand description.
416 (const): Add an @findex directive.
417 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
418 after the constant rtl table.
419 (fix): Combine floating-point and fixed-point descriptions.
421 * sched-deps.c (sched_analyze_2): Remove reference to
424 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
426 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
428 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
429 for UNSPEC_GOTSYM_OFFs.
430 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
431 (add_GOT_to_pic_reg): Use it.
432 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
434 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
435 Harsha Jagasia <harsha.jagasia@amd.com>
437 PR tree-optimization/37485
438 * graphite.c (gmp_cst_to_tree): Moved.
439 (iv_stack_entry_is_constant): New.
440 (iv_stack_entry_is_iv): New.
441 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
442 (loop_iv_stack_insert_constant): New.
443 (loop_iv_stack_pop): Use new datatpype.
444 (loop_iv_stack_get_iv): Same.
445 (loop_iv_stack_get_iv_from_name): Same.
446 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
447 (loop_iv_stack_patch_for_consts): New.
448 (loop_iv_stack_remove_constants): New.
449 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
450 (translate_clast): Call loop_iv_stack_patch_for_consts and
451 loop_iv_stack_remove_constants.
452 (gloog): Use new datatype. Redirect construction edge to end
453 block to avoid accidental deletion.
454 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
456 (union iv_stack_entry_data): New. Data in iv stack entry.
457 (struct iv_stack_entry): New. Datatype for iv stack entries.
459 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
461 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
462 * graphite.c (free_scop): Same.
464 (free_scattering): New.
465 (build_cloog_prog): Call free_scattering.
466 (patch_phis_for_virtual_defs): Fix memleak.
467 (graphite_trans_bb_strip_mine): Same.
470 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
471 Harsha Jagasia <harsha.jagasia@amd.com>
473 PR tree-optimization/37828
474 * graphite.c (graphite_trans_loop_block): Do not loop block
477 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
479 PR tree-optimization/37686
480 * tree-loop-linear.c (linear_transform_loops): Build a
481 loop nest vector. Pass it to lambda_compute_access_matrices.
482 * tree-data-ref.h (struct access_matrix): Store the loop nest
483 relative to which it encodes the information.
484 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
485 (am_vector_index_for_loop): Reimplemented: iterate over the
486 loop nest for finding the loop index in the access matrix.
487 (lambda_compute_access_matrices): Update declaration.
488 * lambda-code.c (build_access_matrix): Pass the loop nest and
490 (lambda_compute_access_matrices): Same.
492 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
494 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
495 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
496 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
497 already implies hard float. Also fix several insn condition
498 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
500 2008-10-15 David Edelsohn <edelsohn@gnu.org>
503 Based on patches by Laurent Vivier.
504 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
505 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
506 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
507 dollar sign to underscore.
508 (ASM_OUTPUT_EXTERNAL): Same.
509 (ASM_OUTPUT_LABELREF): New.
510 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
512 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
513 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
514 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
515 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
517 2008-10-15 Jakub Jelinek <jakub@redhat.com>
519 PR tree-optimization/36881
520 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
521 that each value doesn't need runtime relocations, for !flag_pic
522 check that each value is just a valid initializer constant.
524 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
526 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
527 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
528 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
529 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
531 (REG_CLASS_NAMES): Update accordingly.
532 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
533 rather than an unpredictable descriptive string.
534 * config/mips/mips.c (mips_register_move_cost): Remove comment.
535 (mips_register_move_cost): Check for specific COP*_REGS classes,
536 instead of ALL_COP_AND_GR_REGS.
537 (mips_ira_cover_classes): New function.
538 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
539 (TARGET_IRA_COVER_CLASSES): Define.
541 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
544 * tree.c (build_type_attribute_qual_variant): Hash on the
545 unqualified type, and don't overwrite an existing
546 (type_hash_eq): Make the TYPE_NAME of the types significant, to
547 allow distinguishing between wchar_t and its underlying type. This
548 also means that we'll retain a little more typedef information.
550 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
551 Dmitry Melnik <dm@ispras.ru>
552 Dmitry Zhurikhin <zhur@ispras.ru>
553 Alexander Monakov <amonakov@ispras.ru>
554 Maxim Kuvyrkov <maxim@codesourcery.com>
556 * target.h (struct gcc_target): Update prototypes of needs_block_p
558 * haifa-sched.c (create_check_block_twin): Update calls to the above.
559 * sel-sched.c (create_speculation_check): Likewise.
560 * doc/tm.texi: Provide documentation for new target hooks.
562 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
563 (ia64_gen_spec_insn): Removed.
564 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
565 ia64_gen_spec_check): New static functions.
566 (ia64_alloc_sched_context, ia64_init_sched_context,
567 ia64_set_sched_context, ia64_clear_sched_context,
568 ia64_free_sched_context, ia64_get_insn_spec_ds,
569 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
570 (ia64_needs_block_p): Change prototype.
571 (ia64_gen_check): Rename to ia64_gen_spec_check.
572 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
573 into declaration, add special memory dependencies handling.
574 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
575 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
576 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
577 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
578 Define new target hooks.
579 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
580 (ia64_optimization_options): Turn on selective scheduling with -O3,
581 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
582 with selective scheduling.
583 (ia64_override_options): Initialize align_loops and align_functions
584 to 32 and 64, respectively. Set global selective scheduling flags
585 according to target-dependent flags.
586 (rtx_needs_barrier): Support UNSPEC_LDS_A.
587 (group_barrier_needed): Use new mstop-bit-before-check flag.
589 (dfa_state_size): Make global.
590 (spec_check_no, max_uid): Remove.
591 (mem_ops_in_group, current_cycle): New variables.
592 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
593 Initialize new variables.
594 (is_load_p, record_memory_reference): New functions.
595 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
597 (ia64_variable_issue): Change use of current_sched_info to
598 sched_deps_info. Update comment. Note if a load or a store is issued.
599 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
600 advance if maximal number of loads or stores was issued on current
602 (scheduled_good_insn): New static helper function.
603 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
604 a group barrier is needed. Fix vertical spacing. Guard the code
605 doing state transition with last_scheduled_insn check.
606 Mark that a stop bit should be before current insn if there was a
607 cycle advance. Update current_cycle and mem_ops_in_group.
608 (ia64_h_i_d_extended): Change use of current_sched_info to
609 sched_deps_info. Reallocate stops_p by larger chunks.
610 (struct _ia64_sched_context): New structure.
611 (ia64_sched_context_t): New typedef.
612 (ia64_alloc_sched_context, ia64_init_sched_context,
613 ia64_set_sched_context, ia64_clear_sched_context,
614 ia64_free_sched_context): New static functions.
615 (gen_func_t): New typedef.
616 (get_spec_load_gen_function): New function.
617 (SPEC_GEN_EXTEND_OFFSET): Declare.
618 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
619 (get_mode_no_for_insn): Change the condition that prevents use of
620 special hardware registers so it can now handle pseudos.
621 (get_spec_unspec_code): New function.
622 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
623 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
624 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
625 during selective scheduling.
626 (ia64_speculate_insn): Use ds_get_speculation_types when
627 determining whether we need to change the pattern.
628 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
629 (ia64_spec_check_src_p): Support new speculation/check codes.
630 (struct bundle_state): New field.
631 (issue_nops_and_insn): Initialize it.
632 (insert_bundle_state): Minimize mid-bundle stop bits.
633 (important_for_bundling_p): New function.
634 (get_next_important_insn): Use important_for_bundling_p.
635 (bundling): When shifting TImode from unimportant insns, ignore
636 also group barriers. Assert that best state is found before
637 the backward bundling pass. Print number of mid-bundle stop bits.
638 Minimize mid-bundle stop bits. Check correct calculation of
639 mid-bundle stop bits.
640 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
641 (final_emit_insn_group_barriers): Emit stop bits before insns starting
643 (sel2_run): New variable.
644 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
645 scheduling pass instead of schedule_ebbs.
647 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
648 (UNSPEC_LDS_A): New UNSPEC.
649 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
650 movti_internal, movsf_internal, movdf_internal,
651 movxf_internal): Make visible. Add speculable* attributes.
652 (output_c_nc): New mode attribute.
653 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
654 mov<mode>_nc, zero_extend<mode>di2_nc,
655 advanced_load_check_nc_<mode>): New insns.
656 (zero_extend*): Add speculable* attributes.
658 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
659 (msched-stop-bits-after-every-cycle): Likewise.
660 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
662 (msched-spec-verbose): Remove.
663 (msched-prefer-non-data-spec-insns,
664 msched-prefer-non-control-spec-insns,
665 msched-count-spec-in-critical-path,
666 msel-sched-dont-check-control-spec): Use Target Report Var
667 instead of Common Report Var.
669 * config/ia64/itanium2.md: Remove incorrect bypass.
671 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
673 2008-10-14 Jakub Jelinek <jakub@redhat.com>
676 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
679 2008-10-14 Ben Elliston <bje@au.ibm.com>
681 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
683 2008-10-13 Joseph Myers <joseph@codesourcery.com>
685 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
688 2008-10-13 Matthias Klose <doko@ubuntu.com>
690 * config/pa/linux-atomic.c: Work around missing header file
691 for hppa64-linux-gnu targets.
693 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
694 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
695 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
696 Grace Cao <grace_cao@playstation.sony.com>
698 * doc/invoke.texi (-mgen-cell-microcode): Document.
699 (-mwarn-cell-microcode): Document.
700 * cfglayout.c (locator_location): Export.
701 * rtl.h (locator_location): Define prototype.
702 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
704 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
705 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
706 (mwarn-cell-microcode): New option.
707 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
708 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
709 cell and not already set.
710 Turn off string instructions if not generating cell microcode.
711 (rs6000_final_prescan_insn): New function that warns about microcoded
713 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
714 * config/rs6000/rs6000.md
715 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
716 the instruction would have been microcoded on the Cell. Set cell_micro
717 to always on unnamed patterns for the string instructions.
718 (cell_micro): Update definition, remove load/store conditional
720 (sign_extend:DI): Define new pattern for non microcoded version.
721 (sign_extend:SI): Likewise.
722 (compare (div:P)): Set cell_micro to not.
723 (andsi3): Define as an expand.
724 (andsi3_mc): New pattern.
725 (andsi3_nomc): New pattern.
726 (andsi3_internal0_nomc): New pattern.
727 (andsi3_internal2): Rename to ...
728 (andsi3_internal2_mc): this and enable iff generating microcode.
729 (andsi3_internal3): Rename to ...
730 (andsi3_internal3_mc): this and enable iff generating microcode.
731 (andsi3_internal4): Enable iif generating microcode.
732 (andsi3_internal5): Rename to ..
733 (andsi3_internal5_mc): this and enable iff generating microcode.
734 (andsi3_internal5_nomc): New pattern.
735 (extzvdi_internal1): Enable iff generating microcode.
736 (extzvdi_internal2): Likewise.
737 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
738 (anddi3): Change to expand.
739 (anddi3_mc): Rename from anddi3.
740 (anddi3_no_mc): New pattern.
741 (anddi3_internal2): Rename to ..
742 (anddi3_internal2_mc): this and enable iff generating microcode.
743 (anddi3_internal2_nomc): New pattern.
744 (anddi3_internal3): Rename to ..
745 (anddi3_internal3_mc): this and enable iff generating microcode.
746 (anddi3_internal3_nomc): New pattern.
747 (movti_string): Set cell_micro to always if TARGET_STRING.
748 (stmsi8): Set cell_micro to always.
754 (stmsi8_power): Likewise.
755 (stmsi7_power): Likewise.
756 (stmsi6_power): Likewise.
757 (stmsi5_power): Likewise.
758 (stmsi4_power): Likewise.
759 (stmsi3_power): Likewise.
760 (movsi_update2): Enable iff generating microcode.
761 (movhi_update3): Likewise.
762 (lmw): Set cell_micro to always.
764 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
766 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
767 * config/s390/s390.c (machine_function): Remove
768 decomposed_literal_pool_addresses_ok_p.
769 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
770 the difference of two labels.
771 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
772 (s390_pool_offset): New function.
773 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
774 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
776 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
778 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
779 (powerpc*-*-linux-gnu*): Describe.
780 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
781 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
782 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
783 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
784 config/rs6000/e500crtres32gpr.asm,
785 config/rs6000/e500crtres64gpr.asm,
786 config/rs6000/e500crtres64gprctr.asm,
787 config/rs6000/e500crtrest32gpr.asm,
788 config/rs6000/e500crtrest64gpr.asm,
789 config/rs6000/e500crtresx32gpr.asm,
790 config/rs6000/e500crtresx64gpr.asm,
791 config/rs6000/e500crtsav32gpr.asm,
792 config/rs6000/e500crtsav64gpr.asm,
793 config/rs6000/e500crtsav64gprctr.asm,
794 config/rs6000/e500crtsavg32gpr.asm,
795 config/rs6000/e500crtsavg64gpr.asm,
796 config/rs6000/e500crtsavg64gprctr.asm: Use it.
797 * config/rs6000/crtsavres.asm: Really remove.
799 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
802 * c-format.c (convert_format_name_to_system_name): Use
803 TARGET_OVERRIDES_FORMAT_INIT.
804 * config.gcc (extra_options): Add for mingw targets mingw.opt.
805 * config/i386/mingw.opt: New.
806 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
807 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
808 (ms_printf_length_specs): Removed const specifier.
809 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
810 * doc/invoke.texi (Wno-pedantic-ms-format): New.
812 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
814 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
815 * doc/install.texi: Bump recommended MPFR to 2.3.2.
817 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
820 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
821 sure that ref has valid bb.
823 2008-10-12 Richard Henderson <rth@redhat.com>
826 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
827 * alias.c (value_addr_p, stack_addr_p): Remove.
828 (nonoverlapping_memrefs_p): Remove IRA special case.
829 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
830 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
831 * reload1.c (alter_reg): Use it.
833 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
836 of registers instead of eax, ebx, ecx and edx. Use for loop
837 and check register for non-zero value before the call
838 to decode_caches_intel.
840 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
842 PR rtl-optimization/37448
843 * df.h: (df_ref_class): New enum.
844 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
845 (struct df_ref): Replaced with union df_ref_d.
846 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
847 New members of df_ref_d union.
848 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
849 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
850 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
851 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
852 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
853 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
854 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
855 (df_scan_bb_info, df_bb_regno_first_def_find,
856 df_bb_regno_last_def_find, df_find_def, df_find_use,
857 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
858 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
859 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
860 df_get_artificial_defs, df_get_artificial_uses, union_defs)
861 Replaced struct df_ref * with df_ref.
862 * df-scan.c (df_collection_rec, df_null_ref_rec,
863 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
864 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
865 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
866 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
867 df_reorganize_refs_by_reg_by_reg,
868 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
869 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
870 df_sort_and_compress_refs, df_install_ref, df_install_refs,
871 df_ref_record, df_get_conditional_uses, df_get_call_refs,
872 df_bb_refs_record, df_exit_block_uses_collect,
873 df_record_exit_block_uses, df_reg_chain_mark,
874 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
875 df_ref * with df_ref.
876 (df_ref_record, df_uses_record, df_ref_create_structure): Added
877 df_ref_class parameter.
878 (df_scan_problem_data): Added new pools for different types of refs.
879 (df_scan_free_internal, df_scan_alloc, df_free_ref,
880 df_ref_create_structure): Processed new ref pools.
881 (df_scan_start_dump): Added counts of refs and insns.
882 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
883 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
884 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
885 code to pass df_ref_class down to ref creation functions.
886 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
887 df_reg_chain_mark): Use macros to hide references to df_refs.
888 (df_ref_chain_change_bb): Removed.
889 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
890 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
891 Enhanced to understand df_ref union structure.
892 * fwprop.c (local_ref_killed_between_p, use_killed_between,
893 all_uses_available_at, update_df, try_fwprop_subst,
894 forward_propagate_subreg, forward_propagate_and_simplify,
895 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
896 df_ref * with df_ref.
897 (use_killed_between, all_uses_available_at): Use macros to hide
898 references to df_refs.
899 * regstat.c (regstat_bb_compute_ri,
900 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
902 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
903 see_handle_relevant_refs, see_analyze_one_def,
904 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
905 struct df_ref * with df_ref.
906 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
907 global_conflicts): Replaced struct df_ref * with df_ref.
908 * ddg.c (create_ddg_dep_from_intra_loop_link,
909 add_cross_iteration_register_deps, build_inter_loop_deps):
910 Replaced struct df_ref * with df_ref.
911 (create_ddg_dep_from_intra_loop_link,
912 add_cross_iteration_register_deps): Use macros to hide references
914 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
915 df_ref * with df_ref.
916 * df-core.c (df_bb_regno_first_def_find,
917 df_bb_regno_last_def_find, df_find_def, df_find_use,
918 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
919 debug_df_ref): Replaced struct df_ref * with df_ref.
920 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
921 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
923 * web.c (union_defs, entry_register, replace_ref, web_main):
924 Replaced struct df_ref * with df_ref.
925 (union_defs, replace_ref): Use macros to hide references to df_refs.
926 * global.c (compute_regs_asm_clobbered, build_insn_chain):
927 Replaced struct df_ref * with df_ref.
928 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
929 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
930 Replaced struct df_ref * with df_ref.
931 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
932 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
934 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
935 * df-byte-scan.c (df_compute_accessed_bytes_extract,
936 df_compute_accessed_bytes_strict_low_part,
937 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
938 Replaced struct df_ref * with df_ref.
939 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
940 * init-regs.c (initialize_uninitialized_regs): Replaced struct
941 df_ref * with df_ref.
942 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
943 check_dependency, check_dependencies, record_uses): Replaced
944 struct df_ref * with df_ref.
945 (invariant_for_use, check_dependency): Use macros to hide
946 references to df_refs.
947 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
948 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
949 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
950 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
951 references to df_refs.
952 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
954 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
955 * df-problems.c (df_rd_bb_local_compute_process_def,
956 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
957 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
958 df_chain_remove_problem, df_chain_create_bb_process_use,
959 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
960 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
961 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
962 df_byte_lr_simulate_artificial_refs_at_top,
963 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
964 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
965 df_simulate_uses, df_simulate_artificial_refs_at_end,
966 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
968 (df_chain_dump): Use macros to hide references to df_refs.
969 * config/mips/mips.c (r10k_simplify_address): Replaced struct
970 df_ref * with df_ref.
971 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
972 mark_artificial_uses, mark_reg_dependencies,
973 byte_dce_process_block): Replaced struct df_ref * with df_ref.
975 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
977 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
979 (array_ref_element_size): Likewise.
980 (array_ref_low_bound): Likewise.
981 (array_ref_up_bound): Likewise.
982 * expr.c (contains_packed_reference): Likewise.
983 (array_ref_element_size): Likewise.
984 (array_ref_low_bound): Likewise.
985 (array_ref_up_bound): Likewise.
986 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
987 with ARRAY_RANGE_REF.
988 (idx_find_step): Likewise.
989 (idx_record_use): Likewise.
990 (strip_offset_1): Likewise.
991 (idx_remove_ssa_names): Likewise.
993 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
994 Andi Kleen <ak@linux.intel.com>
996 * config/i386/cpuid.h (__cpuid_count): New defines.
997 * config/i386/driver-i386.c (struct cache_desc): New structure.
998 (describe_cache): Use struct cache_desc to pass cache descriptions.
999 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1000 (detect_caches_amd): Use struct cache_desc to describe caches.
1001 (decode_caches_intel): Use struct cache_desc to pass cache
1002 descriptions. Update descriptions to match latest (rev -032,
1003 December 2007) CPUID documentation. Do not check valid bit here.
1004 Check for Xeon MP value 0x49 problems.
1005 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1006 Check valid bit before calling decode_caches_intel. Detect number
1007 of times to repeat CPUID instruction.
1008 (detect_caches_cpuid4): New function.
1009 (detect_caches_intel): Depending on max_level, call
1010 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1011 only when other methods fail to provide valid L2 cache description.
1013 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1016 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1017 it to PIC call patterns.
1018 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1019 code generation and attributes from pattern. Change peephole2 to split
1020 for noreturn case. Revise split pattern for non noreturn case.
1021 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1022 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1023 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1026 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1028 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1029 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1031 (divdf3): Reformat long line.
1033 2008-10-11 Michael J. Eager <eager@eagercon.com>
1035 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1037 (rs6000_handle_option): Process -mfpu options.
1038 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1039 (enum fpu_type_t): New.
1040 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1041 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1043 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1044 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1045 * config/rs6000/rs6000.opt (-mfpu): New.
1046 (-mxilinx-fpu): New.
1047 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1048 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1049 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1050 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1051 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1053 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1056 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1057 LO_SUM on Darwin if mode has just one unit.
1059 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1062 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1063 has been optimized out.
1065 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1067 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1068 instead of PIC_DIRECT_ADDR_P.
1069 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1070 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1071 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1072 (PIC_OFFSET_P): Rename to...
1073 (PCREL_SYMOFF_P): ...this.
1074 (PIC_DIRECT_ADDR_P): Delete.
1075 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1077 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1078 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1079 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1080 * config/sh/sh.c (print_operand): Remove CONST handling.
1081 (unspec_caller_rtx_p): Rewrite to use split_const and check
1082 the operands of UNSPEC bases.
1083 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1084 with (unspec [A B] UNSPEC_SYMOFF).
1085 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1086 UNSPEC_PCREL_SYMOFF.
1087 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1088 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1089 (UNSPEC_EXTRACT_U16): Likewise.
1090 (UNSPEC_SYMOFF): Likewise.
1091 (UNSPEC_PCREL_SYMOFF): Likewise.
1092 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1094 (movsi_const_16bit): Likewise.
1095 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1096 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1097 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1098 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1099 with (unspec [A B] UNSPEC_SYMOFF).
1100 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1101 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1102 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1103 (Csu): Likewise UNSPEC_EXTRACT_U16.
1104 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1105 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1107 2008-10-10 Stepan Kasal <skasal@redhat.com>
1109 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1110 for loop strip mining and loop blocking.
1112 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1114 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1115 vary types depending on debug info.
1117 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1119 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1120 before ensuring it's already computed.
1122 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1124 * rtl.h (locator_eq): New decl.
1125 * cfglayout.c (locator_scope): New function.
1126 (insn_scope): Use it.
1127 (locator_eq): New function.
1128 (fixup_reorder_chain): Search for last insn in src bb
1129 that has locator set or first insn in dest bb. Use
1130 locator_eq instead of == to compare locators.
1131 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1132 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1133 == to compare locators.
1135 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1137 * gimple-low.c (lower_function_body, lower_gimple_return,
1138 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1139 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1140 goto_block on edges if goto_locus is known.
1143 * tree.h (get_object_alignment): Declare.
1144 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1145 get_object_alignment if needed.
1146 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1148 (get_object_alignment): ... here. New function. Try harder to
1149 determine alignment from get_inner_reference returned offset.
1151 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1153 * graphite.c (gloog): Don't call find_unreachable_blocks
1154 before delte_unreachable_blocks.
1156 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1157 goto_locus of true_edge into RTL locator.
1159 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1161 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1162 (*jcc_btdi_mask_rex64): Ditto.
1164 (*jcc_btsi_mask): Ditto.
1165 (*jcc_btsi_1): Ditto.
1166 (*jcc_btsi_mask_1): Ditto.
1168 2008-10-08 Paul Brook <paul@codesourcery.com>
1170 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1171 compatible profiler (__gnu_mcount_nc).
1172 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1174 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/i386.c (initial_ix86_tune_features): Add
1177 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1178 * config/i386/i386.h (ix86_tune_indices): Likewise.
1179 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1181 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1182 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1183 for FP to FP splitters.
1185 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1187 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1190 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1194 PR rtl-optimization/37341
1195 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1196 to ORIG_BB, pass through ORIG_BB recursively.
1197 (cse_condition_code_reg): Adjust caller.
1199 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1201 * sdbout.c (sdbout_one_type): Treat the value type
1202 CONST_DECL for enumerals.
1204 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1206 * config/i386/i386.md: Remove trailing white spaces.
1208 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1210 PR rtl-optimization/37448
1211 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1212 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1214 (struct output_info) [count]: Renamed total_created and made
1216 (struct output_info) [size]: Renamed total_allocated and made
1218 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1219 Properly keep track of desc->size.
1220 (print_statistics, dump_alloc_pool_statistics): Enhance the
1221 printing of statistics to print the number of elements and to use
1224 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1227 * opts.h (CL_SAVE): Move up to flags range.
1228 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1229 CL_COMMON): Renumber.
1230 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1231 * opts.c (common_handle_option): Revert last change.
1233 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1235 * config/i386/i386-protos.h (ix86_schedule): New.
1237 * config/i386/i386.c (ix86_schedule): New.
1238 (override_options): Add schedule to processor_alias_table. Set
1239 ix86_schedule from the schedule field in processor_alias_table.
1240 (ix86_function_specific_save): Save ix86_schedule.
1241 (ix86_function_specific_restore): Restore ix86_schedule.
1243 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1244 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1247 * config/i386/i386.opt: Add schedule.
1249 * config/i386/ppro.md: Remove generic32.
1251 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1254 * expr.c (count_type_elements): Handle ERROR_MARK.
1256 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1261 * basic-block.h (struct edge_def): Add goto_block field.
1262 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1263 one insn with locus corresponding to edge's goto_locus if !optimize.
1264 * profile.c (branch_prob): Copy edge's goto_block.
1265 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1267 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1268 locator in between the merged basic blocks if !optimize and needed.
1269 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1270 goto_locus into RTL locator. For unconditional jump use that
1271 locator for the jump insn.
1272 (expand_gimple_cond): Convert goto_block and goto_locus into
1273 RTL locator for all remaining edges. For unconditional jump
1274 use that locator for the jump insn.
1275 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1276 there is more than one edge or insn locator along the forwarding
1277 edges and !optimize. If there is just one, set e->goto_locus.
1278 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1280 (move_block_to_fn): Adjust edge's goto_block.
1282 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1285 * expmed.c (expand_mult): Properly check DImode constant in
1288 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1291 * dwarf2out.c (common_block_die_table): New variable.
1292 (common_block_die_table_hash, common_block_die_table_eq): New
1294 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1295 COMMON block in the current scope rather than globally. Optimize
1296 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1297 DW_OP_addr SYMBOL_REF+off.
1299 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1301 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1302 Return true for non-addressable GIMPLE operands.
1304 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/i386.c (initial_ix86_tune_features): Remove
1308 X86_TUNE_USE_BIT_TEST.
1309 * config/i386/i386.h (ix86_tune_indices): Likewise.
1310 (TARGET_USE_BIT_TEST): Removed.
1312 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1314 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1316 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1318 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1319 (mul<mode>3_mul3): ... into this new template.
1321 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1323 * gimplify.c (gimplify_arg): Add location argument. Use it.
1324 (gimplify_call_expr): Pass location to gimplify_arg.
1325 (gimplify_modify_expr_to_memcpy): Same.
1326 (gimplify_modify_expr_to_memset): Same.
1328 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1331 Update calls to build_unary_op and build_indirect_ref for location
1334 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1337 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1338 * c-typeck.c (array_to_pointer_conversion): Pass location to
1340 (function_to_pointer_conversion): Use error_at and warning_at.
1341 (build_indirect_ref): Same.
1342 (build_array_ref): Pass location to build_binary_op.
1343 (parser_build_unary_op): Do not set location after calling
1345 (build_unary_op): Add location argument. Use it throughout. Set
1346 EXPR_LOCATION before returning new tree.
1347 (build_modify_expr): Same.
1348 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1350 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1351 build_indirect_ref, build_modify_expr.
1352 (c_finish_omp_for): Same. Use error_at instead of error.
1353 * c-common.c (c_common_truthvalue_conversion): Pass location to
1355 (warn_for_div_by_zero): Add location argument.
1356 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1357 build_unary_op, warn_for_div_by_zero.
1358 * c-parser.c (c_parser_typeof_specifier): Use
1359 protected_set_expr_location.
1360 (c_parser_statement_after_labels): Same.
1361 (c_parser_condition): Same.
1362 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1363 (c_parser_conditional_expression): Use protected_set_expr_location.
1364 (c_parser_unary_expression): Pass location to build_indirect_ref.
1365 (c_parser_postfix_expression_after_primary): Pass location to
1366 build_indirect_ref, build_unary_op.
1367 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1369 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1371 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1372 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1373 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1375 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1376 (mips_issue_rate): Handle PROCESSOR_R10000.
1377 * config/mips/mips.md (cpu): Add r10000.
1379 * config/mips/10000.md: New file.
1381 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1383 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1384 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1385 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1387 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1389 * config/darwin-protos.h (machopic_function_base_name): Delete.
1390 (machopic_function_base_sym): Likewise.
1391 (machopic_gen_offset): Declare.
1392 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1393 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1394 * config/darwin.c (machopic_function_base_name): Delete.
1395 (machopic_function_base_sym): Likewise.
1396 (gen_pic_offset): Rename to...
1397 (machopic_gen_offset): ...this and remove the pic_base argument.
1398 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1399 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1400 crtl->uses_pic_offset_table.
1401 (machopic_indirect_data_reference): Use new machopic_gen_offset
1403 (machopic_legitimize_pic_address): Likewise.
1404 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1406 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1407 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1408 * config/i386/i386.c (output_set_got): Likewise.
1409 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1411 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1412 (legitimate_address_p): Likewise.
1413 (output_pic_addr_const): Likewise.
1414 (output_addr_const_extra): Likewise.
1415 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1416 match an UNSPEC rather than a MINUS.
1417 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1418 (builtin_setjmp_receiver): Use machopic_gen_offset.
1419 * config/i386/predicates.md (pic_symbolic_operand): Handle
1420 UNSPEC_MACHOPIC_OFFSET.
1422 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1423 Use machopic_gen_offset and machopic_operand_p.
1424 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1425 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1426 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1427 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1428 Set crtl->uses_pic_offset_table.
1430 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1432 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1434 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1435 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1436 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1437 (constant_pool_expr_p): Use split_const and check the base.
1438 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1440 (legitimate_constant_pool_address_p): Check toc_relative_p
1441 instead of constant_pool_expr_p.
1442 (print_operand_address): Always use output_addr_const for
1443 constant pool addresses.
1444 (rs6000_output_addr_const_extra): New function.
1445 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1447 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1451 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1452 (mark_ref_live, mark_ref_dead): Use them.
1453 (def_conflicts_with_inputs_p): Remove.
1454 (mark_early_clobbers): New function.
1455 (process_bb_node_lives): Call preprocess_constraints and
1456 mark_early_clobbers.
1458 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1460 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1462 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1463 lib with -mthread switch.
1465 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1468 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1469 function in two, making it call a new and reusable
1470 dwarf2out_imported_module_or_decl() that takes the containing
1471 BLOCK of the declaration in argument.
1472 (dwarf2out_imported_module_or_decl_real): New function.
1473 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1474 IMPORTED_DECL in account.
1475 * tree.def: Added IMPORTED_DECL node type.
1476 * tree.h: Added accessors for IMPORTED_DECL nodes.
1477 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1479 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1481 * doc/gimple.texi: Fix some typos, wrap some long lines,
1482 fix some broken wraps with continuations.
1483 * tree-ssa-reassoc.c: Fix comment typos.
1485 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1488 * pa.c (legitimize_pic_address): Force function labels to memory in
1491 2008-10-04 Anton Blanchard <anton@samba.org>
1493 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1494 (rs6000_split_atomic_op): Same.
1495 (rs6000_split_compare_and_swap): Same.
1496 (rs6000_split_compare_and_swapqhi): Same.
1498 2008-10-04 Richard Guenther <rguenther@suse.de>
1500 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1501 instead of pointer equality.
1502 (vn_nary_op_eq): Likewise.
1504 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1506 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1508 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1509 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1511 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1513 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1514 Revert previous change.
1516 2008-10-03 Tom Tromey <tromey@redhat.com>
1518 * stringpool.c (ggc_alloc_string): Terminate string.
1520 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1522 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1523 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1524 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1527 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1530 2008-10-03 Pascal Obry <obry@adacore.com>
1532 * gcov.c (create_file_names): Properly handle UNIX and DOS
1533 directory separators.
1534 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1535 separator to '~' to ensure clean filenames on Windows.
1537 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1539 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1540 Add a null terminator to the stripped name.
1542 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1544 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1545 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1546 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1547 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1548 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1549 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1550 TARGET_SINGLE_FLOAT.
1552 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1554 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1556 2008-10-02 Richard Guenther <rguenther@suse.de>
1559 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1560 and VECTOR_TYPE recurse with useless_type_conversion_p which
1561 properly handles void pointer conversion.
1563 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1566 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1567 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1569 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1572 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1573 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1574 they translate to non builtins.
1575 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1576 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1577 __builtin_vec_promote, __builtin_vec_extract, and
1578 __builtin_vec_insert.
1579 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1580 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1581 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1582 * config/rs6000/altivec.h (vec_extract): Define
1583 (vec_insert): Define.
1584 (vec_splats): Define.
1585 (vec_promote): Define.
1587 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1588 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1589 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1593 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1594 prototype. Add new parameter, blk.
1595 Use BLKmode for the MEM if blk is true.
1596 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1597 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1598 ALTIVEC_BUILTIN_STVRXL.
1599 Update usage of altivec_expand_lv_builtin.
1600 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1601 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1602 (altivec_init_builtins): If compiling for the Cell, also define the
1604 * config/rs6000/rs6000.h (rs6000_builtins): Define
1605 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1606 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1607 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1608 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1609 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1610 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1611 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1612 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1613 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1614 UNSPEC_STVRX, and UNSPEC_STVRXL.
1615 (altivec_lvlx): New pattern.
1616 (altivec_lvlxl): New pattern.
1617 (altivec_lvrx): New pattern.
1618 (altivec_lvrxl): New pattern.
1619 (altivec_stvlx): New pattern.
1620 (altivec_stvlxl): New pattern.
1621 (altivec_stvrx): New pattern.
1622 (altivec_stvrxl): New pattern.
1623 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1624 (vec_lvlxl): Likewise.
1625 (vec_lvrx): Define if PPU is defined.
1626 (vec_lvrxl): Likewise.
1627 (vec_stvlx): Define if PPU is defined.
1628 (vec_stvlxl): Likewise.
1629 (vec_stvrx): Define if PPU is defined.
1630 (vec_stvrxl): Likewise.
1632 2008-10-01 Geert Bosch <bosch@adacore.com>
1634 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1636 2008-10-01 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/37617
1639 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1640 do not add to the NEW_SETS.
1642 2008-10-01 Richard Guenther <rguenther@suse.de>
1645 * tree-vrp.c (execute_vrp): If we optimized away the default
1646 case make sure to promote the label that got in place of it
1647 to a default case label.
1649 2008-10-01 Richard Henderson <rth@redhat.com>
1652 * tree-complex.c (set_component_ssa_name): Don't optimize
1653 is_gimple_min_invariant values with ssa_names in abnormal phis.
1655 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1657 PR tree-optimization/37662
1658 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1659 commutative binary operation if they are in the wrong order and
1660 fold_build2 produces non-GIMPLE.
1662 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1664 PR tree-optimization/37662
1665 PR tree-optimization/37663
1666 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1667 get_value_range with non-SSA_NAME. Don't assert operands have been
1668 folded, instead just bail out.
1670 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1672 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1674 2008-09-30 Richard Guenther <rguenther@suse.de>
1677 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1678 build restrict-qualified pointers.
1679 (vectorizable_store): Move alias check later.
1680 (vectorizable_load): Likewise.
1682 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1684 * c-common.c (empty_if_body_warning): Remove.
1685 * c-common.h (empty_if_body_warning): Remove.
1686 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1687 here the -Wempty-body warning for `if' and `else' statements.
1688 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1690 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1692 * config/i386/i386.opt: Add msse2avx.
1694 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1695 * config/i386/linux64.h (ASM_SPEC): Likewise.
1697 * doc/invoke.texi: Document -msse2avx.
1699 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1701 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1703 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1705 * ifcvt.c (noce_emit_store_flag): If using condition from original
1706 jump, reverse it if if_info->cond was reversed.
1708 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1710 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1711 non-constant memory if it cannot be forced to constant memory.
1712 Overhaul surrounding code and factor out common condition.
1714 2008-09-29 Jeff Law <law@redhat.com>
1716 * reload1.c (alter_reg): Add missing curly braces.
1718 2008-09-29 Michael J. Eager <eager@eagercon.com>
1720 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1722 * config/rs6000/rs6000.c (rs6000_override_options): Move
1723 rs6000_init_hard_regno_mode_ok after all options changed.
1724 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1725 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1726 -msimple-fpu flags. Add warning messages if single FP not configured.
1727 (rs6000_file_start): Output gnu_attribute for single-float.
1728 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1729 (rs6000_legitimize_address): Likewise.
1730 (rs6000_legitimize_reload_address): Likewise.
1731 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1732 TARGET_SINGLE_FLOAT.
1733 (function_arg_advance): Likewise (partial conversion).
1734 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1735 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1736 TARGET_SINGLE_FLOAT.
1737 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1738 (rs6000_emit_prologue): Likewise.
1739 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1740 TARGET_SINGLE_FLOAT.
1741 (rs6000_libcall_value): Likewise.
1742 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1743 (TARGET_DOUBLE_FLOAT): New default to 1
1744 (TARGET_SIMPLE_FPU): New default to 0
1745 (TARGET_SINGLE_FPU): New default to 0
1746 (TARGET_SINGLE_FLOAT_MODE): New.
1747 (TARGET_DOUBLE_FLOAT_MODE): New.
1748 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1749 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1751 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1752 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1753 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1754 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1755 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1756 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1757 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1758 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1759 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1760 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1761 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1762 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1763 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1764 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1765 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1766 cmptf_internal1, *cmptf_internal2): Condition on
1767 TARGET_DOUBLE_FLOAT.
1768 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1769 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1770 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1771 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1772 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1773 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1774 TARGET_SINGLE_FLOAT.
1775 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1776 * config/rs6000/rs6000.opt (-msingle-float): New.
1777 (-mdouble-float): New.
1778 (-msimple-fpu): New.
1779 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1780 -msingle-float, -mdouble-float, -msimple-fpu options.
1781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1782 _SOFT_DOUBLE for -msingle-float.
1783 * config.gcc: New config for target=powerpc-xilinx-eabi.
1785 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1787 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1788 have exit and entry.
1789 (new_scop): Take entry and exit edge to define new SCoP.
1790 (sd_region_p): New structure used during SCoP detection.
1791 (move_scops): Delete.
1792 (move_sd_regions): New.
1793 (scopdet_info): Change the definition from edges back to basic_blocks.
1794 (scopdet_edge_info): Work on basic_blocks and rename to
1795 scopdet_basic_block_info.
1796 (split_difficult_bb): At the moment removed. We should later
1797 add it at another place.
1798 (build_scops_1): Work on basic_blocks.
1799 (bb_in_sd_region): New.
1800 (find_single_entry_edge): New.
1801 (find_single_exit_edge): New.
1802 (create_single_entry_edge): New.
1803 (sd_region_without_exit): New.
1804 (create_single_exit_edge): New.
1805 (unmark_exit_edges): New.
1806 (mark_exit_edges): New.
1807 (create_sese_edges): New.
1808 (build_graphite_scops): New.
1809 (build_scops): Make SCoPs SESE.
1810 (limit_scops): Use the new functions.
1812 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1814 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1816 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1819 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1820 address to a register before taking the lower part.
1822 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1824 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1827 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1828 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1831 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1832 the newly created variable.
1833 Create a VECTOR_CST of all 1s for vector types.
1835 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1838 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1840 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1842 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1843 order to convert between modes.
1844 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1846 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1848 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1851 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1854 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1858 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1860 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1861 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1862 them to yield false with MIPS16.
1864 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1867 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1868 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1869 mem_loc_descriptor failed. Accept UNSPEC.
1870 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1871 fail if one of the loc_descriptor calls for pieces failed.
1872 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1873 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1874 if loc_descriptor_from_tree_1 on offset failed.
1877 * opts.c (common_handle_option): Don't call print_specific_help with
1878 CL_SAVE as first argument.
1880 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1881 Steve Ellcey <sje@cup.hp.com>
1883 * configure: Regenerate for new libtool.
1884 * aclocal.m4: Ditto.
1886 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1888 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1889 alias set on MEM when saving stack pointer.
1890 * config/rs6000/rs6000.md (allocate_stack): Likewise
1892 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1894 PR tree-optimization/37574
1895 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1896 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1897 instead of vector_type for constants. Take computation out of loop.
1898 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1899 and use only vector_type for invariant case.
1900 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1902 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1905 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1906 the decl is a VAR_DECL or FUNCTION_DECL.
1908 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1911 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1912 (mark_ref_live, mark_ref_dead): Use them.
1913 (def_conflicts_with_inputs_p): Remove.
1914 (mark_early_clobbers): New function.
1915 (process_bb_node_lives): Call preprocess_constraints and
1916 mark_early_clobbers.
1918 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1920 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1923 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1924 (ira_compress_allocno_live_ranges): New prototype.
1926 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1927 (coalesced_allocnos_living_at_program_points): New.
1928 (coalesced_allocnos_live_at_points_p,
1929 set_coalesced_allocnos_live_points): New functions.
1930 (coalesce_spill_slots): Rewrite.
1932 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1933 ira_compress_allocno_live_ranges): New functions.
1935 * ira-build.c (ira_flattening): Call
1936 ira_compress_allocno_live_ranges.
1939 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1941 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1944 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1946 * combine.c (make_compound_operation): Handle the 'E' format.
1947 (count_rtxs): Likewise.
1948 (update_table_tick): Likewise.
1949 (get_last_value_validate): Likewise.
1951 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1953 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1955 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1957 * matrix-reorg.c (transform_allocation_sites): Initializers
1958 added to avoid the warning.
1960 2008-09-25 Martin Jambor <mjambor@suse.cz>
1962 * cgraph.c (free_nodes): New variable.
1963 (NEXT_FREE_NODE): New macro.
1964 (cgraph_create_node): Reuse nodes from the free list. Do not
1965 update uid if doing so.
1966 (cgraph_remove_node): Add the node to the free list.
1968 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1970 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1972 2008-09-24 Richard Henderson <rth@redhat.com>
1974 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1975 * unwind-dw2.c (execute_stack_op): Handle it.
1977 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1980 2008-09-24 Michael J. Eager <eager@eagercon.com>
1982 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1984 * c-common.c (fname_decl): New location argument.
1985 * c-common.h (fname_decl): Same.
1986 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1988 (c_parser_typeof_specifier): Same.
1989 (c_parser_parms_list_declarator): Same.
1990 (c_parser_asm_string_literal): Same.
1991 (c_parser_compound_statement_nostart): Same.
1992 (c_parser_label): Same.
1993 (c_parser_do_statement): Same.
1994 (c_parser_asm_statement): Same.
1995 (c_parser_unary_expression): Same.
1996 (c_parser_sizeof_expression): Same.
1997 (c_parser_postfix_expression): Same.
1998 (c_parser_pragma): Same.
1999 (c_parser_omp_clause_collapse): Same.
2000 (c_parser_omp_clause_num_threads): Same.
2001 (c_parser_omp_clause_schedule): Same.
2002 (c_parser_omp_all_clauses): Same.
2003 (c_parser_omp_sections_scope): Same.
2004 (c_parser_omp_for_loop): Same. Pass condition's location to
2005 c_objc_common_truthvalue_conversion.
2006 (c_parser_enum_specifier): Remove comment.
2008 2008-09-24 Michael J. Eager <eager@eagercon.com>
2010 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2012 * config/rs6000/rs6000.c (rs6000_override_options): Move
2013 rs6000_init_hard_regno_mode_ok after all options changed.
2014 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2015 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2016 -msimple-fpu flags. Add warning messages if single FP not configured.
2017 (rs6000_file_start): Output gnu_attribute for single-float.
2018 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2019 (rs6000_legitimize_address): Likewise.
2020 (rs6000_legitimize_reload_address): Likewise.
2021 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2022 TARGET_SINGLE_FLOAT.
2023 (function_arg_advance): Likewise.
2024 (function_arg): Likewise.
2025 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2026 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2027 TARGET_SINGLE_FLOAT.
2028 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2029 (rs6000_emit_prologue): Likewise.
2030 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2031 TARGET_SINGLE_FLOAT.
2032 (rs6000_libcall_value): Likewise.
2033 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2034 (TARGET_DOUBLE_FLOAT): New default to 1
2035 (TARGET_SIMPLE_FPU): New default to 0
2036 (TARGET_SINGLE_FPU): New default to 0
2037 (TARGET_SINGLE_FLOAT_MODE): New.
2038 (TARGET_DOUBLE_FLOAT_MODE): New.
2039 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2040 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2042 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2043 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2044 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2045 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2046 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2047 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2048 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2049 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2050 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2051 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2052 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2053 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2054 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2055 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2056 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2057 cmptf_internal1, *cmptf_internal2): Condition on
2058 TARGET_DOUBLE_FLOAT.
2059 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2060 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2061 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2062 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2063 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2064 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2065 TARGET_SINGLE_FLOAT.
2066 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2067 * config/rs6000/rs6000.opt (-msingle-float): New.
2068 (-mdouble-float): New.
2069 (-msimple-fpu): New.
2070 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2071 -msingle-float, -mdouble-float, -msimple-fpu options.
2072 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2073 _SOFT_DOUBLE for -msingle-float.
2074 * config.gcc: New config for target=powerpc-xilinx-eabi.
2076 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2078 * config/sparc/constraints.md: New file.
2079 * config/sparc/sparc.md: Include it.
2080 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2081 (sparc_extra_constraint_check): Delete.
2082 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2083 (memory_ok_for_ldd): New predicate.
2084 (sparc_extra_constraint_check): Delete.
2085 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2086 (CONST_OK_FOR_LETTER_P): Likewise.
2087 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2088 (EXTRA_CONSTRAINT): Likewise.
2090 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2092 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2094 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2096 * alias.c (find_base_value): Use FIND_BASE_TERM.
2097 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2099 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2101 * config/i386/i386.c: Include cselib.h.
2102 (ix86_pic_register_p): New function.
2103 (ix86_delegitimize_address): Use it to check for the PIC register.
2105 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2107 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2108 * config/i386/i386.c (ix86_find_base_term): Don't check for
2109 SYMBOL_REF and LABEL_REF.
2111 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2113 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2114 constant PLUS in a CONST.
2116 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2118 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2119 check for sibcall support for w64.
2121 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2123 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2125 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2127 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2128 parser_build_binary_op.
2129 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2130 * c-typeck.c (build_array_ref): Same.
2131 (parser_build_unary_op): New location argument.
2132 (pointer_diff): Pass location to build_binary_op,
2133 c_objc_common_truthvalue_conversion.
2134 (build_modify_expr): Same.
2135 (build_unary_op): New location argument.
2136 (build_binary_op): New location argument.
2137 (c_objc_common_truthvalue_conversion): Pass location to
2138 c_*common_truthvalue_conversion.
2139 * c-convert.c (convert): Same.
2140 * c-common.c (binary_op_error): New location argument.
2141 (pointer_int_sum): Pass location to build_binary_op.
2142 (c_common_truthvalue_conversion): New location argument.
2143 (warn_for_sign_compare): Same.
2144 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2145 binary_op_error, build_binary_op, warn_for_sign_compare.
2146 * c-parser.c (c_parser_condition): Pass location to
2147 c_*common_truthvalue_conversion.
2148 (c_parser_conditional_expression): Save condition's location and pass
2150 (c_parser_binary_expression): Same, but for the binary operator's
2152 (c_parser_omp_for_loop): Pass location to
2153 c_objc_common_truthvalue_conversion.
2155 2008-09-23 Martin Jambor <mjambor@suse.cz>
2157 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2158 (cgraph_node_remove_callees): New temporary f. Hold the next item
2160 (cgraph_node_remove_callers): Likewise.
2162 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2163 (ipa_node_removal_hook): Likewise.
2165 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2166 gimple_call_copy_skip_args and moved to the gimple_call section.
2167 * gimple.c (gimple_copy_call_skip_args): Renamed to
2168 gimple_call_copy_skip_args. Changed al users.
2170 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2172 * ira-color.c (start_allocno_priorities): Rename to
2173 setup_allocno_priorities. Use costs and
2174 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2175 range lengths. Get rid off doubles.
2176 (ira_fast_allocations): Call start_allocno_priorities.
2178 2008-09-22 David Daney <ddaney@avtrex.com>
2181 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2182 register if TARGET_LONG_CALLS.
2184 2008-09-22 Richard Guenther <rguenther@suse.de>
2186 PR tree-optimization/37145
2187 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2188 value-numbering union accesses with their offset and size only.
2189 (visit_reference_op_load): Fix simplification of inserted conversions.
2190 * tree-ssa-pre.c (find_or_generate_expression): Do not
2191 recursively generate expressions if running FRE.
2193 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2195 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2196 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2199 2008-09-22 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/37145
2202 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2203 (phi_translate_1): Constant fold references.
2205 2008-09-22 Ira Rosen <irar@il.ibm.com>
2207 PR tree-optimization/37482
2208 * tree-vectorizer.h (struct _slp_instance): Add new field.
2209 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2210 (get_earlier_stmt): New function.
2211 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2213 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2214 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2215 asserts that GSI points to the scalar statement being vectorized.
2216 Set new statement location according to GSI.
2217 (vect_schedule_slp_instance): Use GSI of
2218 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2220 2008-09-21 Jan Hubicka <jh@suse.cz>
2222 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2223 (ipcp_insert_stage): Update dead_nodes bitmap.
2225 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2228 * config/i386/t-cygming (SHLIB_LC): Remove.
2229 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2230 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2232 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2236 * final.c (mark_symbol_ref_as_used): New helper function.
2237 (output_operand): Instead of just looking inside MEMs for
2238 SYMBOL_REFs, use new helper function and for_each_rtx.
2239 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2240 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2241 Make head comment more general.
2242 * config/darwin.c (machopic_output_indirection): Handle weak
2243 references here, like in assemble_external.
2245 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2247 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2248 (sparc_emit_float_lib_cmp): Change return type.
2249 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2250 (gen_compare_operator): New function.
2251 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2252 the comparison sequence. Minor tweaks.
2253 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2254 that the final operator and the result of sparc_emit_float_lib_cmp
2255 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2256 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2257 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2258 result of sparc_emit_float_lib_cmp match for software TFmode.
2259 (movqicc, movhicc, movsicc, movdicc): Merge into...
2260 (mov<I:mode>cc): ...this.
2261 (movsfcc, movdfcc, movtfcc): Merge into...
2262 (mov<F:mode>cc): ...this.
2263 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2265 (mov<I:mode>_cc_v9): ...this.
2266 (movdi_cc_sp64_trunc): Delete.
2267 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2268 movdi_cc_reg_sp64): Merge into...
2269 (mov<I:mode>_cc_reg_sp64): ...this.
2270 (movsf_cc_sp64): Rename into...
2271 (movsf_cc_v9): ...this.
2272 (movdf_cc_sp64): Rename into...
2273 (movdf_cc_v9): ...this.
2274 (movtf_cc_hq_sp64): Rename into...
2275 (movtf_cc_hq_v9): ...this.
2276 (movtf_cc_sp64): Rename into...
2277 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2279 2008-09-21 Diego Novillo <dnovillo@google.com>
2281 * doc/gccint.texi: Include generic.texi and gimple.texi.
2283 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2284 (GIMPLE): Move to gimple.texi.
2285 (Annotations): Remove references to to stmt_ann_t and
2287 (SSA Operands): Rename from 'Statement Operands'.
2288 * doc/generic.texi: New.
2289 * doc/gimple.texi: New.
2290 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2291 * Makefile.in (TEXI_GCCINT_FILES):
2292 * gimple.c (gimple_copy_call_skip_args): Rename from
2293 giple_copy_call_skip_args. Update all users.
2294 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2296 2008-09-21 Ira Rosen <irar@il.ibm.com>
2298 PR tree-optimization/37539
2299 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2300 statement in related statement field only for the first load of the
2301 group of loads with the same data reference.
2303 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2305 * config/mips/mips.h (TUNE_OCTEON): New macro.
2306 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2307 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2308 * config/mips/octeon.md: New file.
2309 * config/mips/mips.md: Include octeon.md. Restore
2310 semi-alphabetical order of include files.
2312 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/i386.md (*jcc_fused_1): Removed.
2316 (*jcc_fused_2): Likewise.
2317 (*jcc_fused_3): Likewise.
2318 (*jcc_fused_4): Likewise.
2320 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2322 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2323 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2324 * target.h (gcc_target): Add ira_cover_classes.
2325 * ira.c: Remove IRA_COVER_CLASSES guards.
2326 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2327 instead of IRA_COVER_CLASSES.
2328 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2329 (setup_class_translate): Likewise.
2330 (setup_reg_class_intersect_union): Likewise.
2331 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2332 test of targetm.ira_cover_classes.
2333 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2334 of IRA_COVER_CLASSES.
2335 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2336 (TARGET_INITIALIZER): Include it.
2337 * targhooks.h (default_ira_cover_classes): Declare.
2338 * targhooks.c (default_ira_cover_classes): New function.
2340 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2342 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2344 2008-09-19 Ian Lance Taylor <iant@google.com>
2346 * varasm.c (narrowing_initializer_constant_valid_p): Return
2347 NULL_TREE if ENDTYPE is not an integer.
2349 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2352 * tree-ssa.c (execute_update_addresses_taken): Also update
2353 DECL_GIMPLE_REG_P for vector and complex types.
2355 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2356 Jan Hubicka <jh@suse.cz>
2359 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2360 empty before freeing them.
2361 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2363 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2365 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2366 * config/xtensa/predicates.md (tls_symbol_operand): New.
2367 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2368 (TARGET_CANNOT_FORCE_MEM): Define.
2369 (xtensa_tls_symbol_p): New.
2370 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2371 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2372 (xtensa_tls_module_base): New.
2373 (xtensa_call_tls_desc): New.
2374 (xtensa_legitimize_tls_address): New.
2375 (xtensa_legitimize_address): Handle TLS symbols.
2376 (xtensa_tls_referenced_p_1): New.
2377 (xtensa_tls_referenced_p): New.
2378 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2380 (XTENSA_BUILTIN_THREAD_POINTER): New.
2381 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2382 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2383 builtin. Add declarations for __builtin_thread_pointer and
2384 __builtin_set_thread_pointer.
2385 (xtensa_fold_builtin): Recognize new builtins.
2386 (xtensa_expand_builtin): Expand new builtins.
2387 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2388 (TARGET_THREADPTR): Define.
2389 (HAVE_AS_TLS): Define default value.
2390 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2391 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2392 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2393 (UNSPECV_SET_TP): New.
2394 (sym_TPOFF, sym_DTPOFF): New.
2395 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2396 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2397 * configure: Regenerated.
2399 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2402 * config/ia64/ia64.c (ia64_optimization_options): Move
2403 checking and setting flag_schedule_insns_after_reload and
2404 ia64_flag_schedule_insns2 back to ...
2405 (ia64_override_options): Here.
2407 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2410 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2411 zero extend count after the correction to it is done.
2412 (doloop_optimize): Update call to doloop_modify, don't zero extend
2415 2008-09-18 Martin Jambor <mjambor@suse.cz>
2417 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2419 * ipa-prop.c: Correct comments.
2420 * ipa-prop.h: Likewise.
2422 2008-09-18 Jan Hubicka <jh@suse.cz>
2425 * ipa-reference.c (ipa_reference_local_vars_info_d,
2426 ipa_reference_global_vars_info_d,
2427 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2428 ipa_reference_vars_info_t): Move here from ipa-reference.h
2429 (node_duplication_hook_holder, node_removal_hook_holder): New.
2430 (get_reference_vars_info_from_cgraph): Rename to ...
2431 (get_reference_vars_info): ... this one, use cgraph uids.
2432 (get_local_reference_vars_info, get_global_reference_vars_info):
2433 Use cgraph instead of decl.
2434 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2436 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2437 ipa_reference_get_written_global,
2438 ipa_reference_get_not_written_global): Use cgraph argument.
2439 (check_call): Simplify avail check.
2440 (scan_stmt_for_static_refs): Update.
2441 (propagate_bits): Update.
2442 (merge_callee_local_info): Remove.
2443 (init_function_info): Use cgraph nodes.
2444 (clean_function_local_data): Break out from ...
2445 (clean_function): ... here.
2446 (copy_local_bitmap, copy_global_bitmap): New functions.
2447 (duplicate_node_data, remove_node_data): New functions.
2448 (generate_summary): Register hooks; use visibility instead of
2450 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2451 * ipa-reference.h (ipa_reference_local_vars_info_d,
2452 ipa_reference_global_vars_info_d,
2453 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2454 ipa_reference_vars_info_t): Move to ipa-reference.c
2455 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2457 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2458 ipa_reference_get_not_read_global,
2459 ipa_reference_get_not_written_global): Update prototype.
2460 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2461 (init_state): Remove.
2462 (node_duplication_hook_holder, node_removal_hook_holder): New.
2463 (get_function_state, set_function_state): Use VECtor.
2464 (analyze_function): Check body availability.
2465 (add_new_function): Likewise.
2466 (duplicate_node_data, remove_node_data): New.
2467 (generate_summary): Register hooks; do not care about clones.
2468 (propafate): Do not care about clones; recursive functions are
2470 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2471 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2472 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2474 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2475 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2476 Update call of ipa-reference accesors.
2478 2008-09-18 Simon Baldwin <simonb@google.com>
2480 * c-opts.c (c_common_handle_option): Add handling for
2481 -Wbuiltin-macro-redefined command line option.
2482 * c.opt: Added builtin-macro-redefined option.
2483 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2486 2008-09-18 Richard Guenther <rguenther@suse.de>
2488 PR tree-optimization/37258
2489 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2490 and signedness for integral types.
2491 (vn_phi_eq): Require compatible types.
2493 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2496 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2497 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2499 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2500 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2501 ggc_free other TREE_LIST nodes from that chain.
2502 * function.c (instantiate_decls): Instantiate also DECL_RTL
2503 of vars in cfun->local_decls, free that list afterwards.
2505 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2507 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2508 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2510 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2512 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2513 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2515 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2517 PR tree-optimization/37102
2518 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2519 from a node. Check to see if another PHI is dead.
2520 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2521 remove real PHIs which have no uses.
2522 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2524 2008-09-18 Richard Guenther <rguenther@suse.de>
2527 * tree-cfg.c (remove_useless_stmts_1): Remove
2528 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2530 2008-09-18 Nick Clifton <nickc@redhat.com>
2532 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2533 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2534 to frv_secondary_reload_class.
2535 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2536 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2537 (frv_secondary_reload_class): Omit unused parameter.
2538 (frv_secondary_reload): New function. Handle the case when
2539 secondary_reload_class() is called before the reload_(in|out)
2540 _optabs have been initialised.
2541 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2543 * config/frv/frv.md: Define an exclusion set between fr550_m0
2546 2008-09-18 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/37456
2549 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2550 want to insert after ends a BB insert on the single fallthru
2553 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2555 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2556 Mention -march=z9-109, z9-ec and z10.
2558 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2560 PR rtl-optimization/37544
2561 * regrename.c (maybe_mode_change): Exit early when copy_mode
2562 is narrower than orig_mode and narrower than new_mode.
2564 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2567 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2569 * sched-rgn.c (ref_counts): Remove.
2570 (insn_referenced): New static variable.
2571 (INSN_REF_COUNT): Remove.
2572 (sched_run_compute_dependencies): Use insn_referenced instead of
2574 (add_branch_dependences): Likewise. Delete dead assignment.
2576 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2578 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2579 consumer is an asm. Add comment why this is important.
2580 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2581 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2583 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2585 * expr.c (emit_group_store): Do not shift before moving via a
2588 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2590 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2591 from aggregate to non-aggregate type if the bit pattern is not fully
2592 preserved afterwards.
2594 2008-09-17 Richard Guenther <rguenther@suse.de>
2596 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2597 (verify_gimple_assign): ... this. Split into ...
2598 (verify_gimple_assign_unary): ... this,
2599 (verify_gimple_assign_binary): ... that,
2600 (verify_gimple_assign_single): ... and this.
2601 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2602 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2603 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2604 (verify_types_in_gimple_reference): Be forgiving with
2606 (verify_gimple_phi): Deal with virtual operands.
2608 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2610 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2612 * tree.c (get_callee_fndecl): Don't call the language hook.
2613 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2614 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2615 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2617 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2619 * tree.c (protected_set_expr_location): Don't unnecessarily
2620 check for error_mark_node.
2622 2008-09-17 Art Haas <ahaas@impactweather.com>
2624 * ipa-reference.c (analyze_function): Declare step only if
2625 ENABLE_CHECKING is defined.
2627 2008-09-17 Jan Hubicka <jh@suse.cz>
2630 * tree.h (DECL_INLINE): remove.
2631 (DECL_DECLARED_INLINE_P): Update docs.
2632 (DECL_NO_INLINE_WARNING_P): new.
2633 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2634 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2636 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2637 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2640 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2643 2008-09-17 Jan Hubicka <jh@suse.cz>
2645 * ipa-reference.c (ipa_obstack): Remove.
2646 (local_info_obstack, global_info_obstack): New.
2647 (add_static_var): We now handle variables only.
2648 (mark_address_taken, mark_load, mark_store): New functions based on ...
2649 (check_operand): ... remove.
2650 (get_asm_stmt_operands): Rename to ...
2651 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2652 (scan_stmt_for_static_refs): Rewrite.
2653 (scan_op_for_static_refs): Rename to ...
2654 (scan_initializer_for_static_refs): do not look for VAR_DECL
2655 initializers; stop recursion on types and decls.
2656 (ipa_init): Use proper obstacks.
2657 (analyze_variable): Use scan_initializer_for_static_refs.
2658 (init_function_info): Use local obstack.
2659 (analyze_function): Simplify.
2660 (add_new_function): We don't need visited_nodes obstack.
2661 (generate_summary): Use proper obstacks; cleanup after propagation.
2663 2008-09-17 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/37491
2667 * alias.c (get_alias_set): Use the canonical type.
2668 * tree-vect-transform.c (vectorizable_store): Use the type of
2669 the lhs for the vector type. Adjust checking.
2670 (vectorizable_load): Adjust checking.
2672 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2673 Adam Nemet <anemet@caviumnetworks.com>
2675 PR rtl-optimization/37483
2676 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2677 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2678 Rearrange code to better match the original comment. Check
2679 t_unconditional first. Improve comment.
2681 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2684 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2685 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2688 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2689 GIMPLE_TRY if cleanup sequence is empty.
2691 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2694 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2695 eliminate IV if the cost are the same.
2697 2008-09-16 Richard Guenther <rguenther@suse.de>
2700 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2703 2008-09-16 Richard Guenther <rguenther@suse.de>
2705 PR tree-optimization/37508
2706 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2708 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2710 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2712 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2714 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2715 use gen_floatdidf2 directly.
2716 (floatunssidf2): Likewise.
2717 (floatsidf_ppc64_mfpgpr): Remove.
2718 (floatsidf_ppc64): Remove.
2719 (floatunssidf_ppc64): Remove.
2721 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2723 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2724 rather than update_cost_queue.
2726 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2727 in every call starting with the second one, instead of only when
2728 alias_bitmap_obstack.elements != NULL.
2730 * tree-predcom.c (filter_suitable_components): Free all refs in
2731 act->refs vector before calling release_component.
2732 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2734 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2736 * tree-loop-linear.c (linear_transform_loops): Initialize
2737 lambda_obstack only after calling perfect_loop_nest_depth.
2738 Goto free_and_continue instead of just continue for later failures.
2741 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2744 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2746 2008-09-14 Andreas Schwab <schwab@suse.de>
2748 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2750 2008-09-14 Jan Hubicka <jh@suse.cz>
2752 * invoke.texi (-fconserve-stack): Document.
2753 * opts.c (decode_options): Handle conserve_stack.
2754 * common.opt (fconvserve_stack): New.
2756 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2758 * config.host: Add x-aix to host_xmake_file.
2759 * config/rs6000/t-aix52: Do not override LDFLAGS.
2760 * config/rs6000/x-aix: New file.
2762 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2768 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2769 is not recognized as a valid register usage. Allow REG_X to be used
2771 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2772 forces a reload when using a base register.
2774 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2776 * config/i386/cygming-crtend.c (register_frame_ctor): If
2777 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2778 directly with atexit.
2779 (deregister_frame_ctor): Rename to ...
2780 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2781 if !DEFAULT_USE_CXA_ATEXIT.
2783 2008-09-13 Jan Hubicka <jh@suse.cz>
2785 * cgraph.c: Include value-prof.h
2786 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2788 2008-09-13 Jan Hubicka <jh@suse.cz>
2791 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2792 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2793 tree_gen_one_value_profiler, tree_gen_average_profiler,
2794 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2796 2008-09-13 Jan Hubicka <jh@suse.cz>
2798 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2799 too many bytes on misalligned blocks.
2801 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2803 * doc/cfg.texi: Fix some typos.
2804 * doc/extend.texi: Likewise.
2805 * doc/install.texi: Likewise.
2806 * doc/invoke.texi: Likewise.
2807 * doc/rtl.texi: Likewise.
2808 * doc/tree-ssa.texi: Likewise.
2810 2008-09-13 Richard Guenther <rguenther@suse.de>
2813 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2814 gimple stores for memory rhs.
2816 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2818 PR rtl-optimization/37489
2819 * cse.c (fold_rtx): Don't return const_true_rtx for float
2820 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2822 2008-09-13 Jan Hubicka <jh@suse.cz>
2824 PR tree-optimization/37392
2825 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2827 2008-09-13 Martin Jambor <mjambor@suse.cz>
2828 Jan Hubicka <jh@suse.cz>
2830 * cgraph.c (free_edges): New variable.
2831 (NEXT_FREE_EDGE): New macro.
2832 (cgraph_free_edge): New function.
2833 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2834 (cgraph_node_remove_callees): Likewise.
2835 (cgraph_node_remove_callers): Likewise.
2836 (cgraph_create_edge): Reuse edges from the free list. Do not
2837 update uid if doing so.
2838 (cgraph_remove_*_hook): Add free call.
2840 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2842 * ira-color.c (conflict_allocno_vec): Delete.
2843 (update_cost_queue_elem): New structure.
2844 (update_cost_queue): New variable.
2845 (update_cost_queue_tail): Likewise.
2846 (update_cost_queue_elems): Likewise.
2847 (allocno_update_cost_check): Delete.
2848 (initiate_cost_update): Allocate update_cost_queue_elems
2849 instead of allocno_update_cost_check.
2850 (finish_cost_update): Update the free()s accordingly.
2851 (start_update_cost): New function.
2852 (queue_update_cost): Likewise.
2853 (get_next_update_cost): Likewise.
2854 (update_copy_costs_1): Inline into...
2855 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2856 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2857 once we've established they are equal. Don't allocate update
2858 costs if there is nothing to add to them.
2859 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2860 DIVISOR arguments. Use a queue instead of recursive calls;
2861 process all the allocnos in the initial queue, rather than
2863 (assign_hard_reg): Use queue_update_cost instead of
2864 conflict_allocno_vec. Queue coalesced allocnos instead
2865 of calling update_conflict_hard_regno_costs for each one.
2866 Just call update_conflict_hard_regno_costs once for the
2868 (ira_color): Remove conflict_allocno_vec handling.
2870 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2872 PR tree-optimization/37484
2873 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2874 (save_var_name): Same.
2875 (initialize_cloog_names): Same.
2876 (initialize_cloog_names): Same.
2878 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2880 * tree-scalar-evolution.c (set_instantiated_value): Set
2883 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2887 * ira-build.c (common_loop_tree_node_dominator): Remove.
2888 (copy_live_ranges_to_removed_store_destinations): New function.
2889 (regno_top_level_allocno_map): Move to top level from ...
2890 (ira_flattening): ... here. Use
2891 copy_live_ranges_to_removed_store_destinations.
2893 * ira-emit.c (generate_edge_moves): Fix a comment.
2895 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2898 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2899 scratch register after 'set' pattern.
2901 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2903 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2904 information passed to mark_reg_pointer.
2905 * explow.c (force_reg): Likewise.
2907 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2909 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2910 when building for the celledp architecture.
2912 2008-09-12 Richard Guenther <rguenther@suse.de>
2914 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2916 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2918 PR rtl-optimization/37424
2919 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2920 the regnos instead of the addresses.
2922 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2924 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2926 2008-09-11 Richard Guenther <rguenther@suse.de>
2928 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2929 entering the weaker equivalence recording.
2931 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2933 2008-09-11 Jeff Law <law@redhat.com>
2935 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2936 by assign_stack_local on the IRA path for stack slot sharing
2937 as well as the non-IRA path.
2939 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2941 * config/i386/i386.h: Fix whitespace issues.
2943 2008-09-11 Martin Jambor <mjambor@suse.cz>
2945 * ipa-prop.h (struct ipa_param_flags): Removed.
2946 (struct ipa_param_descriptor): New structure.
2947 (struct ipa_node_params): ipcp_lattices, param_decls and
2948 param_flags moved to ipa_param_description.
2949 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2950 descriptors. Renamed all users.
2951 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2952 changed to access descriptors. Renamed all users.
2953 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2954 to access descriptors. Renamed all users.
2955 * ipa-cp.c (ipcp_init_cloned_node): Call
2956 ipa_initialize_node_params instead of ipa_count_formal_params and
2957 ipa_create_param_decls_array.
2958 (ipcp_analyze_node): Likewise.
2959 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2960 descriptors. Renamed all users.
2961 (ipcp_initialize_node_lattices): Remove allocation.
2962 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2963 ipa_initialize_node_params instead of ipa_count_formal_params and
2964 ipa_create_param_decls_array.
2965 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2966 ipa_populate_param_decls, made static, added parameter info,
2967 renamed mt to node, removed allocation, changed to use
2969 (ipa_count_formal_params): Made static, added parameter info,
2971 (ipa_initialize_node_params): New function.
2972 (ipa_check_stmt_modifications): Changed to use descriptors.
2973 (ipa_detect_param_modifications): Removed allocation, changed to
2975 (ipa_note_param_call): Changed to use descriptors.
2976 (ipa_analyze_params_uses): Removed allocation.
2977 (ipa_free_node_params_substructures): Changed to use descriptors.
2978 (ipa_edge_duplication_hook): Use the unused attribute.
2979 (ipa_node_duplication_hook): Use the unused attribute, changed to
2980 use descriptors, changed to duplicate descriptors.
2982 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2983 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2984 indirect inlining. Made static.
2985 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2986 functions called only once.
2987 (cgraph_decide_recursive_inlining): Don't call
2988 ipa_propagate_indirect_call_infos, pass new_edges to
2989 cgraph_mark_inline_edge instead.
2990 (cgraph_decide_inlining_of_small_functions): Don't call
2991 ipa_propagate_indirect_call_infos, pass new_edges to
2992 cgraph_mark_inline_edge instead.
2993 (cgraph_decide_inlining): Don't call
2994 ipa_propagate_indirect_call_infos.
2995 * ipa-prop.c: Check that vectors are allocated.
2997 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2998 iff a new cgraph edges have been created.
2999 (cgraph_decide_inlining): New variable redo_always_inline.
3000 Flattening and always_inlining loop until callgraph stabilizes.
3001 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3002 true iff new cgraph edges have been created.
3003 (propagate_info_to_inlined_callees): Likewise.
3004 (ipa_propagate_indirect_call_infos): Likewise.
3006 2008-09-11 Richard Guenther <rguenther@suse.de>
3008 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3009 (set_prologue_iterations): Likewise.
3010 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3012 (vect_update_init_of_dr): Likewise.
3013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3015 * fold-const.c (fold_unary): Do not generate calculations
3018 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3020 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3021 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3022 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3024 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3026 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3027 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3028 before finalizing the changes.
3029 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3031 (simplify_truth_ops_using_ranges): New.
3032 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3033 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3034 whether a simplification was made.
3035 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3036 use a switch statement and also call simplify_truth_ops_using_ranges.
3038 2008-09-11 Jan Hubicka <jh@suse.cz>
3040 * ggc-common.c (loc_array): Make static.
3041 * dce.c (rest_of_handle_ud_dce): Free worklist.
3043 2008-09-11 Jan Hubicka <jh@suse.cz>
3045 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3046 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3047 function so we are sure we do not dangle it forever.
3048 * function.c (outer_function_chain, find_function_data): Remove.
3049 (function_context_stack): New.
3050 (push_function_context, pop_function_context): Update.
3051 * function.h (struct function): Remove pointer outer.
3052 (outer_function_chain, find_function_data): Remove.
3053 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3055 2008-09-11 Jan Hubicka <jh@suse.cz>
3058 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3060 2008-09-11 Jan Hubicka <jh@suse.cz>
3062 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3064 2008-09-11 Jan Hubicka <jh@suse.cz>
3066 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3067 (free_var_map_entry): New function.
3068 (redirect_edge_var_map_destroy): Use it.
3070 2008-09-11 Jan Hubicka <jh@suse.cz>
3073 * tree-inline.c (add_lexical_block): Replace with ...
3074 (prepend_lexical_block): ... prepend at begginig.
3075 (remap_blocks): Use it and reverse later.
3076 (expand_call_inline): Use prepend_lexical_block.
3078 2008-09-11 Jan Hubicka <jh@suse.cz>
3080 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3082 2008-09-11 Jan Hubicka <jh@suse.cz>
3084 * function.c (free_after_compilation): Call insn_locators_free.
3085 * cfglayout.c (insn_locators_free): New function.
3086 * rtl.h (insn_locators_free): Declare.
3088 2008-09-11 Jan Hubicka <jh@suse.cz>
3090 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3092 (cond_move_process_if_block): Update call.
3094 2008-09-11 Jan Hubicka <jh@suse.cz>
3096 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3097 * vec.c: Include hashtab.h
3098 (vec_descriptor, ptr_hash_entry): New structures.
3099 (vec_desc_hash, vec_ptr_map): New static variables.
3100 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3101 register_overhead, free_overhead, vec_heap_free): New functions.
3102 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3103 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3104 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3107 2008-09-11 Ira Rosen <irar@il.ibm.com>
3109 PR tree-optimization/37474
3110 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3111 length of load permutation.
3113 2008-09-11 Andreas Schwab <schwab@suse.de>
3115 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3117 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3120 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3121 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3122 simplify_gen_subreg.
3124 2008-09-11 Ira Rosen <irar@il.ibm.com>
3126 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3129 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3132 * gimplify.c (gimplify_body): Call default_rtl_profile.
3135 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3136 instead of tok->val.node if not expanding to something else. Handle
3137 intervening CPP_PADDING tokens.
3138 (altivec_categorize_keyword): Remove unneeded comparisons.
3140 2008-09-10 Richard Guenther <rguenther@suse.de>
3142 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3144 2008-09-10 Richard Guenther <rguenther@suse.de>
3147 * tree-inline.c (insert_init_stmt): Make sure to not
3148 insert invalid gimple stores.
3150 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3152 PR tree-optimization/37388
3153 * toplev.c (process_options): Fail and warn when graphite
3154 flags are used, but the compiler has not been configured
3155 with graphite libraries.
3156 * graphite.c (graphite_transform_loops): Remove printfs
3157 to dump_file for the case when graphite is not available.
3159 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3162 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3163 the even element into register.
3164 (ix86_expand_vector_init_general): Don't use
3165 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3166 if we can't move from GPR to SSE register directly.
3168 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3170 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3171 not lose track of the number of NOPs needed. Number of NOPs needed
3172 for sync vs. loads workaround was switched; corrected. Run second
3173 pass for all workarounds. No NOPs needed after call insns. Change
3174 second pass to use find_next_insn_start and find_load helpers in order
3175 to properly detect parallel insns.
3176 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3178 2008-09-10 Jan Hubicka <jh@suse.cz>
3180 * value-prof.c (gimple_ic): Fix tuplification bug.
3181 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3184 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3186 PR tree-optimization/37353
3187 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3188 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3189 calls instead of cond_dead_built_in_calls.
3190 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3191 initalize the vector only before adding first entry. Use VEC_safe_push
3192 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3193 shrink_wrap_conditional_dead_built_in_calls call.
3195 2008-09-10 Ira Rosen <irar@il.ibm.com>
3197 PR tree-optimization/37385
3198 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3199 argument, and use it as a vector type if not NULL.
3200 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3202 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3203 additional argument.
3204 (vectorizable_load): Likewise.
3206 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3208 * config/i386/i386.md (SWI32): New mode iterator.
3209 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3212 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3214 PR rtl-optimization/37435
3215 * caller-save.c (insert_restore, insert_save): Check the mode by
3218 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3221 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3223 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3226 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3228 * doc/invoke.texi (ARM Options): Correct errors in discussion
3229 of -mfloat-abi, -mhard-float, and -msoft-float.
3231 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3232 Jan Hubicka <jh@suse.cz>
3235 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3236 calling gimple_regimplify_operands on it. Iterate over all newly
3237 added statements, not just the last one.
3238 (insert_init_stmt): Insert stmt into seq first, then call
3239 gimple_regimplify_operands on it. Don't create new gimplification
3240 context, nor find referenced vars.
3242 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3245 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3246 to pointer to vector pointer.
3247 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3248 propagate_info_to_inlined_callees): Likewise.
3249 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3250 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3251 ipa_check_create_edge_args.
3252 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3253 argument to pointer to vector pointer.
3254 (cgraph_decide_inlining_of_small_function): Adjust
3255 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3259 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3260 optimizing for size, not speed.
3262 PR rtl-optimization/37408
3263 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3264 if parm is promoted.
3266 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3268 PR tree-optimization/37375
3269 * tree-scalar-evolution.c (scev_info_str): Add field
3271 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3272 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3273 set_instantiated_value): Pass instantiated_below.
3274 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3276 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3277 the definitions are not instantiated.
3279 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3280 (block_before_loop): New.
3281 * tree-data-ref.c (dr_analyze_indices): Update uses of
3283 * graphite.c (block_before_scop): New.
3284 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3285 basic block, not a loop for determining the parameters.
3286 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3288 (idx_record_params, find_params_in_bb, find_scop_parameters,
3289 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3290 to instantiate_scev.
3292 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3294 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3298 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3300 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3301 Check zero freq and increase if necessary.
3303 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3305 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3306 regno is in the right range. Add comments.
3308 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3310 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3312 * mips-tfile.c (copy_object): Cast alloca result to int *.
3313 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3315 Rename class to sclass.
3316 (read_tfile): Cast read_seek return values to proper types.
3317 Cast xcalloc return value to proper type.
3319 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3321 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3322 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3323 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3325 2008-09-09 Jan Hubicka <jh@suse.cz>
3327 * profile.c (is_edge_inconsistent): Add debug output; ignore
3328 negative count on fake edges.
3329 (is_inconsistent): Add debug output.
3331 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3333 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3335 (choose_ready): When first insn is chosen from the ready list, also
3338 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3340 PR rtl-optimization/37360
3341 * haifa-sched.c (max_issue): Do not assert that we never issue more
3342 insns than issue_rate. Add comment.
3344 2008-09-09 Richard Guenther <rguenther@suse.de>
3346 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3347 (verify_types_in_gimple_call): Rename to ...
3348 (verify_gimple_call): ... this. Enhance.
3349 (verify_types_in_gimple_cond): Remove.
3350 (verify_gimple_comparison): New function ...
3351 (verify_types_in_gimple_assign): ... split out from here.
3352 (verify_types_in_gimple_return): Rename to ...
3353 (verify_gimple_return): ... this. Enhance.
3354 (verify_types_in_gimple_switch): Rename to ...
3355 (verify_gimple_switch): ... this. Enhance.
3356 (verify_gimple_goto): New function.
3357 (verify_types_in_gimple_phi): Rename to ...
3358 (verify_gimple_phi): ... this. Enhance.
3359 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3360 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3361 (verify_types_in_gimple_seq_2): Remove cases handled in
3362 verify_types_in_gimple_stmt.
3364 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3366 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3367 (push_multiple_operation, pop_multiple_operation): Set it.
3368 (workaround_rts_anomaly): New function.
3369 (workaround_speculation): New function, broken out of bfin_reorg.
3370 (bfin_reorg): Call the new functions.
3372 2008-09-09 Richard Guenther <rguenther@suse.de>
3376 * gimplify.c (gimplify_conversion): Change conversions of
3377 non-register type to VIEW_CONVERT_EXPRs.
3378 (gimplify_addr_expr): If we need to make the operand
3379 addressable make sure to use a properly initialized
3380 temporary for that so it gets a valid gimple store.
3382 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3384 * function.h (struct function): Add function_start_locus.
3385 * cfgexpand.c (gimple_expand_cfg): Use it.
3386 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3388 2008-09-09 Richard Guenther <rguenther@suse.de>
3390 PR tree-optimization/37433
3391 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3394 2008-09-09 Richard Guenther <rguenther@suse.de>
3396 PR tree-optimization/37387
3397 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3398 and bits to a common type.
3400 2008-09-09 Nick Clifton <nickc@redhat.com>
3402 * config/v850/v850.md (return): Restore frame size restriction.
3404 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3406 * c-common.c (c_expand_decl): Remove.
3407 * c-common.h (anon_aggr_type_p): Remove prototype.
3408 (DECL_ANON_UNION_ELEMS): Remove.
3409 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3410 * c-decl.c (anon_aggr_type_p): Remove.
3411 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3412 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3413 * langhooks.h (struct lang_hooks): Remove expand_decl.
3414 * langhooks.c (lhd_expand_decl): Remove.
3415 * stmt.c (expand_anon_union_decl): Remove.
3416 * tree.h (expand_anon_union_decl): Remove prototype.
3418 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3421 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3423 * config/avr/avr.md (QISI) : Define mode iterator.
3424 (negated_tst<mode>) : Redefine as split using mode macro.
3425 (reversed_tstqi): Define insn as reversed compare with zero.
3426 (reversed_tsthi): Ditto.
3427 (reversed_tstsi): Ditto.
3429 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3432 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3433 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3436 * predict.c (optimize_function_for_size_p): Don't segfault if
3438 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3439 tree_swap_operands_p): Don't test cfun != NULL before calling
3440 optimize_function_for_s*_p.
3442 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3444 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3447 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3449 * crx/crx.h (IRA_COVER_CLASSES): Define.
3451 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3454 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3455 even when a stmt has been gimple_modified_p, but after fold_stmt is
3456 not any longer. Remove unneeded may_have_exposed_new_symbols
3459 2008-09-08 Richard Guenther <rguenther@suse.de>
3461 PR tree-optimization/37421
3462 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3465 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3468 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3470 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3473 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3474 * pa-hpux10.h (LINK_SPEC): Likewise.
3475 * pa-hpux11.h (LINK_SPEC): Likewise.
3477 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3479 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3480 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3482 2008-09-07 Helge Deller <deller@gmx.de>
3484 * pa/linux-atomic.c: New file.
3485 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3486 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3488 2008-09-07 Richard Guenther <rguenther@suse.de>
3489 Ira Rosen <irar@il.ibm.com>
3491 PR tree-optimization/36630
3492 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3493 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3495 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3496 Ira Rosen <irar@il.ibm.com>
3498 PR tree-optimization/35642
3499 * config/rs6000/altivec.md (mulv8hi3): Implement.
3501 2008-09-06 Jeff Law <law@redhat.com>
3503 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3505 2008-09-06 Jan Hubicka <jh@suse.cz>
3507 PR tree-optimization/14703
3508 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3510 * passes.c (init_optimization_passes): Recompute inline parameters.
3512 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3514 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3517 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3518 Peter Fuerst <post@pfrst.de>
3520 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3521 * doc/extend.texi: Document __builtin_mips_cache.
3522 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3523 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3524 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3525 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3526 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3527 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3528 (set_push_mips_isas): New variable.
3529 (mips_r10k_cache_barrier): New variable.
3530 (cache): New availability predicate.
3531 (mips_builtins): Add an entry for __builtin_mips_cache.
3532 (mips_build_cvpointer_type): New function.
3533 (MIPS_ATYPE_CVPOINTER): New macro.
3534 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3536 (r10k_simplified_address_p, r10k_simplify_address)
3537 (r10k_uncached_address_p, r10k_safe_address_p)
3538 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3539 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3540 (r10k_insert_cache_barriers): New functions.
3541 (mips_reorg_process_insns): Delete cache barriers after a
3542 branch-likely instruction.
3543 (mips_reorg): Call r10k_insert_cache_barriers.
3544 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3545 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3546 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3547 (mips_cache, r10k_cache_barrier): New define_insns.
3549 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3551 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3552 * ira-color.c (setup_allocno_left_conflicts_num): Use
3553 hard_reg_set_equal_p instead of a comparison with
3554 ira_zero_hard_reg_set.
3555 * ira.c (setup_reg_subclasses): Likewise.
3556 (setup_cover_and_important_classes): Likewise.
3557 (setup_class_translate): Likewise.
3558 (setup_reg_class_intersect_union): Likewise.
3559 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3560 (ira_init_once): Don't initialize them.
3562 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3564 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3566 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3568 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3570 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3572 Improved branch hints, safe hints, and scheduling.
3574 * haifa-sched.c (sched_emit_insn) : Define.
3575 * sched-int.h (sched_emit_insn) : Add prototype.
3576 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3577 -mhint-max-distance -msafe-hints) : Document.
3578 * config/spu/spu.c (spu_flag_var_tracking): New.
3579 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3580 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3581 TARGET_ASM_FILE_START): Define.
3582 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3583 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3584 (spu_emit_branch_hint): Add blocks argument.
3585 (insert_branch_hints, insert_nops): Remove.
3586 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3587 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3588 spu_sched_reorder, asm_file_start): New functions.
3589 (clock_var, spu_sched_length, pipe0_clock,
3590 pipe1_clock, prev_clock_var, prev_priority,
3591 spu_ls_first, prev_ls_clock): New static variables.
3592 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3593 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3594 (nopn_nv): Add a non-volatile version of nop.
3595 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3596 -mhint-max-distance, -msafe-hints): New options.
3598 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3599 Samuel Tardieu <sam@rfc1149.net>
3601 * opts.c (decode_options): Combine nested if statements.
3604 * opts.c (decode_options): Handle more relationships among
3605 unit-at-a-time, toplevel-reorder, and section-anchors.
3607 2008-09-05 David Daney <ddaney@avtrex.com>
3609 * doc/install.texi (--enable-reduced-reflection): Document new option.
3611 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3613 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3615 (constantpool_operand): New.
3616 (move_operand): Disallow sub-word modes for the constant pool.
3617 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3618 (xtensa_secondary_reload_class): Replace with....
3619 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3620 Set icode for sub-word reloads from the constant pool.
3621 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3622 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3623 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3624 * config/xtensa/xtensa-protos.h: Update prototypes.
3626 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3628 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3629 (REG_CLASS_NAMES): Update.
3630 (REG_CLASS_CONTENTS): Update.
3631 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3632 of ALL_REGS for regs 77 and 78.
3633 * function.c (instantiate_virtual_regs_in_insn): Assert that
3634 return value of simplify_gen_subreg is not NULL.
3636 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3638 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3639 (gen_rtvec_v): Fix coding standards.
3641 2008-09-04 Jan Hubicka <jh@suse.cz>
3643 * i386.c (decide_alg): Be more conservative about optimizing for size.
3645 2008-09-04 Ian Lance Taylor <iant@google.com>
3647 * varasm.c (narrowing_initializer_constant_valid_p): New
3649 (initializer_constant_valid_p): Call it.
3651 2008-09-04 Jeff Law <law@redhat.com>
3653 * fold-const.c (native_encode_real): Fix computation of WORDS.
3654 (native_interpret_real): Likewise.
3656 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3658 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3660 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3662 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3663 that the cost is already taken into account in ira-costs.c
3665 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3667 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3668 ira_debug_copies): New.
3669 (ira_bulid): Call print_copies.
3671 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3673 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3676 * config/rs6000/rs6000.c (optimization_options): Remove check of
3677 flag_toplevel_order.
3679 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3681 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3682 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3683 second operand is a reg_imm10_operand.
3684 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3685 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3686 (*seq_<GPR:mode><GPR2:mode>): Rename to
3687 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3689 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3690 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3692 (*sne_<GPR:mode><GPR2:mode>): Rename to
3693 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3696 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3698 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3699 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3700 combining an arithmetic right shift by more than 31 and a
3701 trunction. Don't match for out-of-range shift amounts. Set
3702 attribute mode to <MODE>.
3703 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3704 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3705 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3706 shifts by less than 32.
3707 (extv): Change predicate on first operand to accept registers.
3708 Change predicate of the other operands from immediate_operand to
3709 const_int_operand. Expand exts when source is a register.
3710 (extzv): Change predicate of the constant operands from
3711 immediate_operand to const_int_operand.
3712 (extzv<mode>): Change predicate of the constant operands from
3713 immediate_operand to const_int_operand and no constraint. Also
3715 (*extzv_trunc<mode>_exts): New pattern.
3717 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3719 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3720 * config/mips/mips-protos.h (mask_low_and_shift_p,
3721 mask_low_and_shift_len): Declare.
3722 * config/mips/mips.c (mask_low_and_shift_p,
3723 mask_low_and_shift_len): New functions.
3724 (mips_print_operand): Handle new operand prefix "m".
3725 * config/mips/mips.md (*cins<mode>): New pattern.
3727 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3729 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3730 optimizing for size.
3732 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3734 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3735 regardless of epilogue_completed.
3737 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3740 * ira-lives.c (process_bb_node_lives): Check setjmp.
3742 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3745 * ira-build.c (form_loop_tree): Reverse BB walk.
3746 (create_bb_allocnos): Likewise.
3747 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3748 (mark_reg_store): Rename to...
3749 (mark_ref_live): ...this and take a df_ref argument instead of
3750 note_stores arguments. Assert that we have a register.
3751 (mark_reg_clobber): Delete.
3752 (def_conflicts_with_inputs_p): New function.
3753 (mark_reg_conflicts): Delete.
3754 (mark_reg_death): Rename to...
3755 (mark_ref_dead): ...this and take a df_ref argument instead of
3756 a register. Assert that we have a register.
3757 (process_bb_node_lives): Hoist frequency calculation out of
3758 instruction walk. Convert from a forwards scan to a backwards scan.
3759 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3760 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3761 (create_allocno_live_ranges): Don't create regs_set.
3763 2008-09-04 Ian Lance Taylor <iant@google.com>
3765 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3766 or REG_LABEL_TARGET.
3767 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3768 comparing MODE with MEM.
3769 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3770 comparing with GF_PREDICT_TAKEN.
3771 (gimple_get_lhs): Change code to enum gimple_code.
3772 (gimple_set_lhs): Likewise.
3773 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3774 * omp-low.c (find_omp_clause): Change kind parameter to enum
3776 * tree-flow.h (find_omp_clause): Update declaration.
3777 * regrename.c (clear_dead_regs): Change kind parameter to enum
3779 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3781 * see.c (see_get_extension_data): Change return type to enum
3782 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3783 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3784 (see_gen_normalized_extension): Change extension_code parameter to
3786 (see_seek_pre_extension_expr): Change extension_code to enum
3788 (see_merge_one_def_extension): Likewise.
3789 (see_handle_relevant_defs): Likewise.
3790 (see_handle_relevant_uses): Likewise.
3791 (see_analyze_one_def): Likewise.
3792 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3793 GIMPLE_ASM rather than ASM_EXPR.
3794 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3795 GIMPLE_RETURN rather than RETURN_EXPR.
3796 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3797 (evaluate_stmt): Likewise.
3798 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3799 to enum vect_relevant.
3800 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3801 compare gimple codes with tree codes.
3803 2008-09-04 Paul Brook <paul@codesourcery.com>
3805 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3807 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3809 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3810 pointer check lost in the recent no-unit-at-a-time patch.
3812 2008-09-04 Jan Hubicka <jh@suse.cz>
3815 * tree-switch-conversion.c (check_final_bb): Accept only IP
3818 2008-09-04 Jan Hubicka <jh@suse.cz>
3820 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3822 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3823 using_ranges argument.
3824 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3825 (vrp_visit_cond_stmt): Update call of
3826 vrp_evaluate_conditional_warnv_with_ops
3828 2008-09-04 Jan Hubicka <jh@suse.cz>
3830 PR tree-optimization/37345
3831 PR tree-optimization/37358
3832 PR tree-optimization/37357
3833 * tree.c (build_function_type_skip_args): Build distinct type copy;
3835 (build_function_decl_skip_args): Set type of new decl not orig decl;
3836 clear DECL_VINDEX for methods turned into functions.
3838 2008-09-04 Nick Clifton <nickc@redhat.com>
3840 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3841 * configure: Regenerate.
3842 * config.in: Regenerate.
3843 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3844 alignment field, if it is supported.
3846 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3848 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3851 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3853 * config/rs6000/rs6000.c (processor_target_table): Do not
3854 enable VMX for POWER6.
3856 2008-09-03 Anton Blanchard <anton@samba.org>
3858 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3859 emit memory barrier before operation.
3861 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3864 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3865 default_elf_asm_output_external.
3867 2008-09-03 Jeff Law <law@redhat.com>
3869 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3871 2008-09-03 Richard Henderson <rth@redhat.com>
3873 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3874 memory barrier to below the test-and-set.
3875 (alpha_split_lock_test_and_set_12): Likewise.
3877 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3881 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3884 * ira-color.c (print_loop_title): Use all_allocnos.
3885 (color_pass): Ditto. Don't add border_allocnos. Check that
3886 subloop allocno in the correspdoning bitmap all_allocnos.
3888 * ira-emit.c (change_loop): Use all_allocnos.
3890 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3891 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3892 (create_cap_allocno): Remove setting mentioned_allocnos.
3893 (create_insn_allocnos): Ditto.
3894 (remove_unnecessary_allocnos): Use all_allocnos.
3895 (check_allocno_creation): Check that allocnos are in the
3896 corresponding bitmap all_allocnos.
3898 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3902 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3903 (process_regs_for_copy): Process subregs. Refine check when cost
3904 is taken into account in ira-costs.c.
3905 (process_reg_shuffles): Use REG_SUBREG_P.
3906 (add_insn_allocno_copies): Ditto. Ignore modes.
3908 * ira-color.c (conflict_allocno_vec): New.
3909 (COST_HOP_DIVISOR): New macro.
3910 (update_copy_costs_1): Use it.
3911 (update_conflict_hard_regno_costs): New function.
3912 (assign_hard_reg): Use it.
3913 (ira_color): Allocate and free conflict_allocno_vec.
3915 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3919 * ira-int.h (ira_sort_insn_chain): Remove.
3921 * ira.c (basic_block_order_nums, chain_insn_order,
3922 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3923 (ira): Don't call ira_sort_insn_chain.
3925 * reload1.c (reload): Don't call ira_sort_insn_chain.
3927 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3930 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3931 which become non throw.
3932 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3933 update_call_expr after updating the flags on the decl.
3935 2008-09-03 Jan Hubicka <jh@suse.cz>
3937 PR tree-optimization/37315
3938 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3939 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3940 (cgraph_analyze_functions): Use node->analyzed
3941 (cgraph_mark_functions_to_output): Likewise.
3942 (cgraph_expand_function): All functions can be released after
3944 (cgraph_optimize): Use gimple_has_body_p.
3945 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3946 (cgraph_decide_inlining_incrementally): Likewise.
3947 (inline_transform): Inline transform.
3948 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3950 (inlinable_function_p): Drop gimple_body check.
3951 (expand_call_inline): Use gimple_has_body_p.
3952 * gimple.c (gimple_has_body_p): New.
3953 * gimple.h (gimple_has_body_p): Add prototype.
3954 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3955 (dump_function_to_file): Use gimple_has_body_p check.
3957 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3960 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3962 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3964 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3966 From Michael Frysinger <michael.frysinger@analog.com>
3967 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3968 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3971 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3974 * doc/extend.texi: Document picoChip builtin functions.
3975 * doc/invoke.texi: Document picoChip options.
3976 * doc/contrib.texi: Add picoChip contribution.
3977 * doc/md.texi: Document picoChip constraints.
3978 * config.gcc: Add picochip-*-*.
3979 * config/picochip/: Add new port.
3981 2008-09-03 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/37328
3984 * tree-sra.c (sra_build_assignment): Gimplify properly.
3985 (generate_copy_inout): Take the correct stmt as definition,
3986 remove bogus assert.
3988 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3990 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3993 From Michael Frysinger <michael.frysinger@analog.com>
3994 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3996 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3998 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3999 (__gthread_setspecific): Revert 2008-08-31 change to
4000 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4002 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4004 * diagnostic.c (error_at): New.
4005 * toplev.h (error_at): New prototype.
4006 * c-typeck.c (build_array_ref): Call error_at instead of error.
4007 Pass location to pedwarn.
4009 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4011 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4013 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4015 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4016 VAR_DECL and CONST_DECL.
4018 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4019 Jakub Jelinek <jakub@redhat.com>
4021 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4022 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4023 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4024 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4025 Don't set ix86_save_varrargs_registers.
4026 (ix86_setup_incoming_varargs): Assume cum != NULL.
4027 (ix86_va_start): Check ix86_varargs_gpr_size and
4028 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4029 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4030 from frame pointer if ix86_varargs_gpr_size == 0.
4031 (ix86_compute_frame_layout): Updated.
4032 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4033 (ix86_varargs_gpr_size): Define.
4034 (ix86_varargs_fpr_size): Likewise.
4035 (machine_function): Remove save_varrargs_registers.
4036 Add varargs_gpr_size and varargs_fpr_size.
4038 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4040 * config/alpha/alpha.c (va_list_skip_additions,
4041 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4042 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4045 PR tree-optimization/36766
4046 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4047 for already removed basic blocks.
4050 * real.c (real_maxval): Clear a lower bit to make real_maxval
4051 match get_max_float for IBM long double format.
4053 2008-09-02 Andreas Schwab <schwab@suse.de>
4055 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4056 * configure: Regenerate.
4058 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4060 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4061 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4062 checking for a non-VOID CONSTANT_P.
4064 2008-09-02 Jan Hubicka <jh@suse.cz>
4066 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4067 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4070 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4072 * expr.c (emit_group_store): Don't assert stack temp mode size.
4074 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4075 Tobias Grosser <grosser@fim.uni-passau.de>
4076 Jan Sjodin <jan.sjodin@amd.com>
4077 Harsha Jagasia <harsha.jagasia@amd.com>
4078 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4079 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4080 Adrien Eliche <aeliche@isty.uvsq.fr>
4082 Merge from graphite branch.
4085 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4086 * doc/invoke.texi (-floop-block, -floop-interchange,
4087 -floop-strip-mine): Document new flags.
4088 * tree-into-ssa.c (gimple_vec): Moved...
4089 * tree-loop-distribution.c (rdg_component): Moved...
4090 * cfgloopmanip.c: Include tree-flow.h.
4091 (update_dominators_in_loop): New.
4092 (create_empty_if_region_on_edge): New.
4093 (create_empty_loop_on_edge): New.
4094 (loopify): Use update_dominators_in_loop.
4095 * tree-pass.h (pass_graphite_transforms): Declared.
4096 * configure: Regenerate.
4097 * tree-phinodes.c (make_phi_node): Export.
4098 (add_phi_node_to_bb): New, split from create_phi_node.
4099 * tree-chrec.c (for_each_scev_op): New.
4100 * tree-chrec.h (for_each_scev_op): Declared.
4101 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4102 (remove_statement): Call get_phi_with_result.
4103 * config.in (HAVE_cloog): Undef.
4104 * gdbinit.in (pgg): New.
4105 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4106 * tree-ssa-loop.c (graphite_transforms): New.
4107 (gate_graphite_transforms): New.
4108 (pass_graphite_transforms): New.
4109 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4110 HAVE_cloog): Defined.
4111 * tree-vectorizer.c (rename_variables_in_bb): Export.
4112 * tree-data-ref.c (dr_may_alias_p): Export.
4113 (stmt_simple_memref_p): New.
4114 (find_data_references_in_stmt): Export.
4115 (find_data_references_in_loop): Export.
4116 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4117 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4118 (create_rdg_vertices): Export.
4119 (build_empty_rdg): New.
4120 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4121 * tree-data-ref.h (rdg_component): ... here.
4123 (struct data_reference): Add a field scop.
4125 (find_data_references_in_loop): Declared.
4126 (find_data_references_in_stmt): Declared.
4127 (create_rdg_vertices): Declared.
4128 (dr_may_alias_p): Declared.
4129 (stmt_simple_memref_p): Declared.
4130 (struct rdg_edge): Add a field ddr_p relation.
4131 (build_empty_rdg): Declared.
4132 * lambda.h (lambda_matrix): Declare a VEC of.
4133 (find_induction_var_from_exit_cond): Declared.
4134 (lambda_vector_compare): New.
4135 * common.opt (fgraphite, floop-strip-mine,
4136 floop-interchange, floop-block): New flags.
4137 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4138 * cfgloop.c (is_loop_exit): New.
4139 * cfgloop.h (is_loop_exit): Declared.
4140 (create_empty_if_region_on_edge): Declared.
4141 (create_empty_loop_on_edge): Declared.
4142 * tree-flow.h (add_phi_node_to_bb): Declared.
4143 (make_phi_node): Declared.
4144 (rename_variables_in_bb): Declared.
4145 (perfect_loop_nest_depth): Declared.
4146 (graphite_transform_loops): Declared.
4147 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4148 (graphite.o-warn): Add -Wno-error.
4149 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4150 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4151 (INCLUDES): Add PPLINC, CLOOGINC.
4152 (OBJS-common): Add graphite.o.
4153 (graphite.o): Add rule.
4154 * gimple.h (gimple_vec): ... here.
4155 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4156 * passes.c (init_optimization_passes): Schedule
4157 pass_graphite_transforms.
4159 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4162 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4163 and -fno-toplevel-reorder after handle_options.
4165 2008-09-02 Paul Brook <paul@codesourcery.com>
4167 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4168 (arm_override_options): Set arm_tune_cortex_a9.
4169 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4170 (arm_issue_rate): Handle cortexa9.
4171 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4172 * config/arm/arm-cores.def: Add cortex-a9.
4173 * config/arm/arm-tune.md: Regenerate.
4174 * config/arm/arm.md: Include cortex-a9.md.
4175 (generic_sched, generic_vfp): Add cortexa9.
4176 * config/arm/cortex-a9.md: New file.
4178 2008-09-02 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/37327
4181 * tree-vrp.c (register_new_assert_for): Make sure to not have
4182 TREE_OVERFLOW set on the bound.
4184 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4186 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4188 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4189 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4192 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4194 * gcc/config/spu/spu.md (divdf3): Removed.
4196 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4198 PR tree-optimization/37095
4199 * cgraph.c (cgraph_node): When creating new cgraph node after
4200 assembler_name_hash has been populated, record it in the hash
4203 2008-09-01 Paul Brook <paul@codesourcery.com>
4205 * doc/invoke.texi: Document -mword-relocations.
4206 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4207 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4208 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4209 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4210 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4211 (arm_emit_movpair): New function.
4212 (arm_print_operand <c>): Handle sybolic addresses.
4213 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4214 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4215 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4216 * config/arm/arm.opt: Add -mword-relocations.
4217 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4218 (arm_movt, arm_movw): New.
4220 2008-09-01 Paul Brook <paul@codesourcery.com>
4222 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4223 Allow Interworking on ARMv4 EABI based targets.
4224 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4225 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4227 2008-09-01 Paul Brook <paul@codesourcery.com>
4229 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4230 optimized LT0 test. Remove optimization for GT.
4232 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4234 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4235 openmp applications.
4236 * pa-hpux11.h (LIB_SPEC): Likewise.
4238 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4241 2008-09-01 Jan Hubicka <jh@suse.cz>
4243 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4244 present, use only counts; when guessed use only frequencies.
4245 (estimate_bb_frequencies): Use function_frequency.
4246 * profile.c (compute_branch_probabilities): Exit early when
4247 profile reading failed. Set profile_status.
4248 (branch_prob): Do not set profile_status.
4250 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4252 * tree.c (protected_set_expr_location): New.
4253 * tree.h (protected_set_expr_location): New prototype.
4254 * c-tree.h (build_array_ref): Add argument.
4255 (parser_build_unary_op): Same.
4256 * c-typeck.c (build_indirect_ref): Handle new location argument.
4257 (build_array_ref): Same.
4258 (parser_build_unary_op): Same.
4259 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4261 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4263 * c-common.c (finish_label_address_expr): Handle new location argument.
4264 * c-common.h (build_indirect_ref): Add argument.
4265 (finish_label_address_expr): Same.
4266 * c-parser.c (c_parser_unary_expression): Pass location to build
4268 (c_parser_postfix_expression): Same.
4270 2008-09-01 Paul Brook <paul@codesourcery.com>
4272 * config/arm/arm.md: Include cortex-r4f.md.
4273 (attr fpu): Update type list.
4274 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4275 fconstd, fcmps and fcmpd.
4276 (attr tune_cortexr4): Define.
4277 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4278 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4279 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4280 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4281 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4282 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4283 cortex_a8_vfp_farith: Ditto.
4284 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4285 * config/arm/cortex-r4.md: Use tune_cortexr4.
4286 * config/arm/cortex-r4f.md: New file.
4288 2008-09-01 Richard Guenther <rguenther@suse.de>
4290 PR tree-optimization/37305
4291 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4292 the result of constant conversions.
4293 (fold_gimple_assign): Likewise.
4295 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4297 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4298 #ifdef ENABLE_CHECKING.
4300 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4302 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4303 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4304 when !INSN_SCHEDULING.
4306 2008-09-01 Andreas Schwab <schwab@suse.de>
4308 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4310 2008-09-01 Paul Brook <paul@codesourcery.com>
4312 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4314 2008-09-01 Jan Hubicka <jh@suse.cz>
4316 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4318 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4320 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4321 * gimplify.c (gimplify_init_constructor): Add speed operand.
4322 * tree-sra.c (decide_block_copy): Likewise.
4323 * tree-inline.c (estimate_move_cost): Likewise.
4324 * config/alpha/alpha.h (MOVE_RATIO): Update.
4325 * config/frv/frv.c (MOVE_RATIO): Update.
4326 * config/spu/spu.h (MOVE_RATIO): Update.
4327 * config/sparc/sparc.h (MOVE_RATIO): Update.
4328 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4329 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4330 * config/cris/cris.h (MOVE_RATIO): Update.
4331 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4332 * config/arm/arm.h (MOVE_RATIO): Update.
4333 * config/pa/pa.md: Update uses of MOVE_RATIO
4334 * config/pa/pa.h (MOVE_RATIO): Update.
4335 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4336 CLEAR_RATIO, SET_RATIO): Update.
4337 * config/h8300/h8300.h (MOVE_RATIO): Update.
4338 * config/v850/v850.h (MOVE_RATIO): Update.
4339 * config/bfin/bfin.h (MOVE_RATIO): Update.
4341 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4342 Dmitry Melnik <dm@ispras.ru>
4343 Dmitry Zhurikhin <zhur@ispras.ru>
4344 Alexander Monakov <amonakov@ispras.ru>
4345 Maxim Kuvyrkov <maxim@codesourcery.com>
4347 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4348 sel-sched-dump.c, sel-sched-ir.c: New files.
4349 * Makefile.in (OBJS-common): Add selective scheduling object files.
4350 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4351 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4352 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4353 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4354 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4355 (make_forwarder_block): Update loop latch if we have redirected
4356 the loop latch edge.
4357 * cfgloop.c (get_loop_body_in_custom_order): New function.
4358 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4359 (CP_FALLTHRU_PREHEADERS): Likewise.
4360 (get_loop_body_in_custom_order): Declare.
4361 * cfgloopmanip.c (has_preds_from_loop): New.
4362 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4363 Assert that the preheader edge will be fall thru when it is set.
4364 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4365 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4366 fsel-sched-substitution, fselective-scheduling): New flags.
4367 * cse.c (hash_rtx_cb): New.
4369 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4370 sel_sched_insn_cnt): New counters.
4371 * final.c (compute_alignments): Export. Free dominance
4372 info after loop_optimizer_finalize.
4373 * genattr.c (main): Output maximal_insn_latency prototype.
4374 * genautomata.c (output_default_latencies): New.
4375 Factor its code from ...
4376 (output_internal_insn_latency_func): ... here.
4377 (output_internal_maximal_insn_latency_func): New.
4378 (output_maximal_insn_latency_func): New.
4379 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4380 (struct hard_reg_set_iterator): New.
4381 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4382 hard_reg_set_iter_next): New functions.
4383 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4384 * lists.c (remove_free_INSN_LIST_node,
4385 remove_free_EXPR_LIST_node): New functions.
4386 * loop-init.c (loop_optimizer_init): When
4387 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4388 calling create_preheaders.
4389 (loop_optimizer_finalize): Do not verify flow info after reload.
4390 * recog.c (validate_replace_rtx_1): New parameter simplify.
4391 Default it to true. Update all uses. Factor out simplifying
4393 (simplify_while_replacing): ... this new function.
4394 (validate_replace_rtx_part,
4395 validate_replace_rtx_part_nosimplify): New.
4396 * recog.h (validate_replace_rtx_part,
4397 validate_replace_rtx_part_nosimplify): Declare.
4398 * rtl.c (rtx_equal_p_cb): New.
4399 (rtx_equal_p): Use it.
4400 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4401 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4402 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4403 * vecprim.h: Add a vector type for unsigned int.
4404 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4405 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4406 ready_try, cycle_issued_insns, spec_info): Make global.
4407 (readyp): Initialize.
4408 (dfa_lookahead): New global variable.
4409 (old_max_uid, old_last_basic_block): Remove.
4410 (h_i_d): Make it a vector.
4411 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4413 (after_recovery, adding_bb_to_current_region_p):
4414 New variables to handle correct insertion of the recovery code.
4415 (struct ready_list): Move declaration to sched-int.h.
4416 (rgn_n_insns): Removed.
4417 (rtx_vec_t): Move to sched-int.h.
4418 (find_insn_reg_weight): Remove.
4419 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4420 (haifa_init_h_i_d, haifa_finish_h_i_d):
4421 New functions to initialize / finalize haifa instruction data.
4422 (extend_h_i_d, init_h_i_d): Rewrite.
4423 (unlink_other_notes): Move logic to add_to_note_list. Handle
4424 selective scheduler.
4425 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4426 find_fallthru_edge): Make global, remove static prototypes.
4427 (max_issue): Make global. Add privileged_n and state parameters. Use
4429 (extend_global, extend_all): Removed.
4430 (init_before_recovery): Add new param. Fix the handling of the case
4431 when we insert a recovery code before the EXIT which has a predecessor
4432 with a fallthrough edge to it.
4433 (create_recovery_block): Make global. Rename to
4434 sched_create_recovery_block. Update.
4435 (change_pattern): Rename to sched_change_pattern. Make global.
4436 (speculate_insn): Rename to sched_speculate_insn. Make global.
4437 Split haifa-specific functionality into ...
4438 (haifa_change_pattern): New static function.
4439 (sched_extend_bb): New static function.
4440 (sched_init_bbs): New function.
4441 (current_sched_info): Change type to struct haifa_sched_info.
4442 (insn_cost): Adjust for selective scheduling.
4443 (dep_cost_1): New function. Move logic from ...
4444 (dep_cost): ... here.
4445 (dep_cost): Use dep_cost_1.
4446 (contributes_to_priority_p): Use sched_deps_info instead of
4448 (priority): Adjust to work with selective scheduling. Process the
4449 corner case when all dependencies don't contribute to priority.
4450 (rank_for_schedule): Use ds_weak instead of dep_weak.
4451 (advance_state): New function. Move logic from ...
4452 (advance_one_cycle): ... here.
4453 (add_to_note_list, concat_note_lists): New functions.
4454 (rm_other_notes): Make static. Adjust for selective scheduling.
4455 (remove_notes, restore_other_notes): New functions.
4456 (move_insn): Add two arguments. Update assert. Don't call
4458 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4459 Remove more_issue, max_points. Move the code to initialize
4460 max_lookahead_tries to max_issue.
4461 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4462 ready. Adjust use of move_insn. Call restore_other_notes.
4464 (sched_init, sched_finish): Move Haifa-specific initialization/
4466 (haifa_sched_init, haifa_sched_finish): ... respectively.
4468 (setup_sched_dump): New function.
4469 (haifa_init_only_bb): New static function.
4470 (haifa_speculate_insn): New static function.
4471 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4472 (extend_ready, extend_all): Remove.
4473 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4474 (create_check_block_twin, add_to_speculative_block): Use
4475 haifa_insns_init instead of extend_global. Update to use new
4476 initialization functions. Change parameter. Factor out code from
4477 create_check_block_twin to ...
4478 (sched_create_recovery_edges) ... this new function.
4479 (add_block): Remove.
4480 (sched_scan_info): New.
4481 (extend_bb): Use sched_scan_info.
4482 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4483 static functions for walking through scheduling region.
4484 (sched_luids): New vector variable to replace uid_to_luid.
4485 (luids_extend_insn): New function.
4486 (sched_max_luid): New variable.
4487 (luids_init_insn): New function.
4488 (sched_init_luids, sched_finish_luids): New functions.
4489 (insn_luid): New debug function.
4490 (sched_extend_target): New function.
4491 (haifa_init_insn): New static function.
4492 (sched_init_only_bb): New hook.
4493 (sched_split_block): New hook.
4494 (sched_split_block_1): New function.
4495 (sched_create_empty_bb): New hook.
4496 (sched_create_empty_bb_1): New function.
4497 (common_sched_info, ready): New global variables.
4498 (current_sched_info_var): Remove.
4499 (move_block_after_check): Use common_sched_info.
4500 (haifa_luid_for_non_insn): New static function.
4501 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4502 (increase_insn_priority): New.
4503 * modulo-sched.c: (issue_rate): Remove static declaration.
4504 (sms_sched_info): Change type to haifa_sched_info.
4505 (sms_sched_deps_info, sms_common_sched_info): New variables.
4506 (setup_sched_infos): New.
4507 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4508 Do not call regstat_free_calls_crossed.
4509 (sms_print_insn): Use const_rtx.
4510 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4511 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4512 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4513 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4514 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4515 current_sched_info to use it.
4516 (enum reg_pending_barrier_mode): Move to sched-int.h.
4517 (h_d_i_d): New variable. Initialize to NULL.
4518 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4520 (estimate_dep_weak): Remove static declaration.
4521 (sched_has_condition_p): New function. Adjust users of
4522 sched_get_condition to use it instead.
4523 (conditions_mutex_p): Add arguments indicating which conditions are
4525 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4526 argument to indicate whether returned condition is reversed. Do not
4527 generate new rtx when condition should be reversed; indicate it by
4528 setting new argument instead.
4529 (add_dependence_list_and_free): Add deps parameter.
4530 Update all users. Do not free dependence list when
4531 deps context is readonly.
4532 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4534 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4535 (remove_from_deps): New. Use the above functions.
4536 (cur_insn, can_start_lhs_rhs_p): New static variables.
4537 (add_or_update_back_dep_1): Initialize present_dep_type.
4538 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4539 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4540 haifa_note_dep): New functions implementing dependence hooks for
4541 the Haifa scheduler.
4542 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4543 note_dep): New functions.
4544 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4546 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4547 (free_deps): Initialize deps->reg_last.
4548 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4549 sched_analyze_insn): Update to use dependency hooks infrastructure
4550 and readonly contexts.
4551 (deps_analyze_insn): New function. Move part of logic from ...
4552 (sched_analyze): ... here. Also move some logic to ...
4553 (deps_start_bb): ... here. New function.
4554 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4556 (sched_deps_init): New function. Move code from ...
4557 (init_dependency_caches): ... here. Remove.
4558 (init_deps_data_vector): New.
4559 (sched_deps_finish): New function. Move code from ...
4560 (free_dependency_caches): ... here. Remove.
4561 (init_deps_global, finish_deps_global): Adjust for use with
4562 selective scheduling.
4563 (get_dep_weak): Move logic to ...
4564 (get_dep_weak_1): New function.
4565 (ds_merge): Move logic to ...
4566 (ds_merge_1): New static function.
4567 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4568 (ds_get_max_dep_weak): New function.
4569 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4570 (n_insns): Rename to rgn_n_insns.
4571 (debug_ebb_dependencies): New function.
4572 (init_ready_list): Use it.
4573 (begin_schedule_ready): Use sched_init_only_bb.
4574 (ebb_print_insn): Indicate when an insn starts a new cycle.
4575 (contributes_to_priority, compute_jump_reg_dependencies,
4576 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4577 (add_block1): Remove to ebb_add_block.
4578 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4579 (schedule_ebb): Initialize them. Use remove_notes instead of
4580 rm_other_notes. Use haifa_local_init/finish.
4581 (schedule_ebbs): Use haifa_sched_init/finish.
4582 * sched-int.h: Include vecprim.h, remove rtl.h.
4583 (struct ready_list): Delete declaration.
4584 (sched_verbose_param, enum sched_pass_id_t,
4585 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4586 (struct sched_scan_info_def): New structure.
4587 (sched_scan_info, sched_scan, sched_init_bbs,
4588 sched_init_luids, sched_finish_luids, sched_extend_target,
4589 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4590 (struct common_sched_info_def): New.
4591 (common_sched_info, haifa_common_sched_info,
4592 sched_emulate_haifa_p): Declare.
4594 (sched_luids): Declare.
4595 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4596 (sched_max_luid, insn_luid): Declare.
4597 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4598 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4599 print_insn, print_pattern, print_value, haifa_classify_insn,
4600 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4601 setup_sched_dump, sched_init, sched_finish,
4602 sel_insn_is_speculation_check): Export.
4603 (struct ready_list): Move from haifa-sched.c.
4604 (ready_try, ready, max_issue): Export.
4605 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4606 sched_init_only_bb, sched_split_block, sched_split_block_1,
4607 sched_create_empty_bb, sched_create_empty_bb_1,
4608 sched_create_recovery_block, sched_create_recovery_edges): Export.
4609 (enum reg_pending_barrier_mode): Export.
4610 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4612 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4613 print_insn field. Move add_block and fix_recovery_cfg to
4614 common_sched_info_def. Move compute_jump_reg_dependencies,
4616 (struct sched_deps_info_def): ... this new structure.
4617 (sched_deps_info): Declare.
4618 (struct spec_info_def): Remove weakness_cutoff, add
4619 data_weakness_cutoff and control_weakness_cutoff.
4620 (spec_info): Declare.
4621 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4623 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4624 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4625 (current_sched_info): Change type to struct haifa_sched_info.
4626 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4627 (h_d_i_d): New variable.
4628 (HDID): New accessor macro.
4629 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4630 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4632 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4633 (enum SCHED_FLAGS): Update for selective scheduler.
4634 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4635 (init_dependency_caches, free_dependency_caches): Delete declarations.
4636 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4637 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4638 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4639 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4640 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4642 (rm_other_notes): Delete declaration.
4643 (schedule_block): Remove one argument.
4644 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4645 ready_element, ready_lastpos, sched_extend_ready_list,
4646 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4647 concat_note_lists): Export.
4648 (struct region): Move from sched-rgn.h.
4649 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4650 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4651 BLOCK_TO_BB, CONTAINING_RGN): Export.
4652 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4653 (current_nr_blocks, current_blocks, target_bb): Likewise.
4654 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4655 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4656 sched_rgn_local_init, extend_regions,
4657 rgn_make_new_region_out_of_new_block, compute_priorities,
4658 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4659 extend_rgns, deps_join rgn_setup_common_sched_info,
4660 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4661 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4662 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4663 increase_insn_priority): Likewise.
4664 * sched-rgn.c: Include sel-sched.h.
4665 (ref_counts): New static variable. Use it ...
4666 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4667 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4668 (sched_is_disabled_for_current_region_p): Delete static declaration.
4669 (struct region): Move to sched-int.h.
4670 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4671 ebb_head): Define and initialize.
4672 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4673 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4674 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4676 (find_single_block_region): Add new argument to indicate that EBB
4677 regions should be constructed.
4678 (debug_live): Delete declaration.
4679 (current_nr_blocks, current_blocks, target_bb):
4680 Remove static qualifiers.
4681 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4683 (init_regions): Delete declaration.
4684 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4685 rgn_estimate_number_of_insns): New.
4686 (too_large): Use estimate_number_of_insns.
4687 (haifa_find_rgns): New. Move the code from ...
4688 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4689 (free_trg_info): New.
4690 (compute_trg_info): Allocate candidate tables here instead of ...
4691 (init_ready_list): ... here.
4692 (rgn_print_insn): Use const_rtx.
4693 (contributes_to_priority, extend_regions): Delete static declaration.
4694 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4695 (add_block1): Rename to rgn_add_block.
4696 (debug_rgn_dependencies): Delete static qualifier.
4697 (new_ready): Use sched_deps_info. Simplify.
4698 (rgn_common_sched_info, rgn_const_sched_deps_info,
4699 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4701 (region_sched_info): Rename to rgn_const_sched_info.
4702 (deps_join): New, extracted from ...
4703 (propagate_deps): ... here.
4704 (compute_block_dependences, debug_dependencies): Update for selective
4706 (free_rgn_deps, compute_priorities): New functions.
4707 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4708 sched_rgn_compute_dependencies): New functions.
4709 (schedule_region): Use them.
4710 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4711 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4713 (schedule_insns): Call new functions that were split out.
4714 (rgn_make_new_region_out_of_new_block): New.
4715 (get_rgn_sched_max_insns_priority): New.
4716 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4717 scheduling when appropriate.
4718 * sched-vis.c: Include insn-attr.h.
4719 (print_value, print_pattern): Make global.
4720 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4721 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4722 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4723 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4724 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4725 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4726 hooks. Initialize them to 0.
4727 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4728 * target.h (struct gcc_target): Add them. Rename gen_check field to
4730 * flags.h (sel_sched_switch_set): Declare.
4731 * opts.c (sel_sched_switch_set): New variable.
4732 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4733 pipelining is disabled from command line.
4734 (common_handle_option): Record whether selective scheduling is
4735 requested from command line.
4736 * doc/invoke.texi: Document new flags and parameters.
4737 * doc/tm.texi: Document new target hooks.
4738 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4740 (dfa_state_size): Do not declare locally.
4741 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4742 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4743 rs6000_alloc_sched_context, rs6000_set_sched_context,
4744 rs6000_free_sched_context): New functions.
4745 (struct _rs6000_sched_context): New.
4746 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4748 (rs6000_sched_finish): Do not run for selective scheduling.
4750 2008-08-31 Jan Hubicka <jh@suse.cz>
4752 * frv.c (frv_rtx_costs): Update forward declaration.
4753 * spu.c (spu_rtx_costs): Likewise.
4754 * pdp11.c: Include df.h
4755 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4756 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4757 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4758 * iq2000.c (iq2000_address_cost): Add speed argument.
4759 (iq2000_rtx_costs): Likewise.
4760 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4761 update call of mn10300_address_cost.
4762 * mcore.c: Include df.h
4763 (mcore_rtx_costs): Update prototype.
4764 * score3.c: Include df.h
4765 (score3_rtx_costs): Remove speed argument.
4766 * score7.c: Include df.h
4767 (score7_address_cost): Remove speed argument.
4768 * score-protos.h (score_address_cost): Update prototype.
4769 * score.c: Include df.h
4770 (score_rtx_costs): Update call of costs functions.
4771 * v850.c (v850_rtx_costs): Add bool argument.
4773 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4775 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4777 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4779 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4780 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4782 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4784 * mkmap-flat.awk: Add option pe_dll.
4785 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4786 * config/i386/t-cygwin (SHLIB_LC): Add.
4787 * config/i386/t-mingw32 (SHLIB_LC): Add.
4788 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4789 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4790 (LINK_SPEC): Support libgcc_s.
4791 (LIBGCC_SPEC): Support libgcc_s.
4792 (LIBGCC_SONAME): New.
4794 2008-08-31 Jan Hubicka <jh@suse.cz>
4796 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4797 mistakely had old version of patch.
4799 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4800 (ipcp_estimate_growth): New.
4801 (ipcp_insert_stage): Use ipcp_estimate_growth.
4802 * profile.c (branch_prob): When reading failed, do not consider
4805 2008-08-31 Jan Hubicka <jh@suse.cz>
4807 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4808 loop is optimized for speed.
4810 2008-08-31 Richard Guenther <rguenther@suse.de>
4813 * fold-const.c (fold_binary): Retain conversions in folding
4816 2008-08-31 Jan Hubicka <jh@suse.cz>
4818 * postreload-gcse.c (eliminate_partially_redundant_loads):
4819 Use optimize_bb_for_size_p.
4820 * predict.c (maybe_hot_frequency_p): Make inline.
4821 (maybe_hot_count_p): Break out from ...
4822 (maybe_hot_bb_p): ... this one.
4823 (maybe_hot_edge_p): Simplify.
4824 * basic-block.h (probably_cold_bb_p): Remove.
4826 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4829 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4831 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4832 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4833 Also split V4SFmode.
4834 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4837 2008-08-31 Jan Hubicka <jh@suse.cz>
4839 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4841 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4843 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4846 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4849 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4850 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4852 2008-08-31 Jan Hubicka <jh@suse.cz>
4854 * sparc.h (BRANCH_COST): Fix macro definition.
4855 * avr.c (avr_operand_rtx_cost): Add speed argument.
4856 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4858 2008-08-31 Richard Guenther <rguenther@suse.de>
4860 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4861 types instead of operands. Re-instantiate verifying of
4862 binary expression operands.
4864 2008-08-30 Jan Hubicka <jh@suse.cz>
4866 * fwprop.c (should_replace_address): Add speed attribute.
4867 (PR_OPTIMIZE_FOR_SPEED): New flag.
4868 (propagate_rtx_1): Use it.
4869 (propagate_rtx): Set it.
4870 (try_fwprop_subst): Update call of rtx_costs.
4871 (forward_propagate_and_simplify): LIkewise.
4872 * hooks.c (hook_int_rtx_bool_0): New
4873 (hook_bool_rtx_int_int_intp_false): Replace by ...
4874 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4875 * hooks.h (hook_int_rtx_bool_0): New
4876 (hook_bool_rtx_int_int_intp_false): Replace by ...
4877 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4878 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4879 (prepare_cmp_insn): UPdate call of rtx_cost.
4880 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4881 (reload_cse_simplify_operands): Update call of rtx_cost.
4882 (reload_cse_move2add): call of rtx_cost.
4883 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4884 * rtlanal.c (rtx_cost): Add speed argument.
4885 (address_cost): Add speed argument
4886 (default_address_cost): Likewise.
4887 (insn_rtx_cost): Likewise.
4888 * cfgloopanal.c (seq_cost): Add speed argument.
4889 (target_reg_cost, target_spill_cost): Turn to array.
4890 (init_set_costs): Update for speed.
4891 (estimate_reg_pressure_cost): Add speed argument.
4892 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4893 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4894 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4895 (seq_cost): Add speed argument.
4896 (computation_cost): Add speed arugment.
4897 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4898 (force_expr_to_var_cost): Update for profile info.
4899 (force_var_cost): Likewise.
4900 (split_address_cost): Likewise.
4901 (ptr_difference_cost): Likewise.
4902 (difference_cost): Likewise.
4903 (get_computation_cost_at): Likewise.
4904 (determine_iv_cost): Likewise.
4905 (ivopts_global_cost_for_size): Likewise.
4906 (rewrite_use_address): Likewise.
4907 (tree_ssa_iv_optimize_loop): Initialize speed field.
4908 * cse.c (optimize_this_for_speed_p): New static var.
4909 (notreg_cost): Update call of rtx_cost.
4910 (cse_extended_basic_block): set optimize_this_for_speed_p.
4911 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4912 (noce_try_cmove_arith): Likewise.
4913 (noce_try_sign_mask): LIkewise.
4914 * expr.c (compress_float_constant): Update rtx_cost calls.
4915 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4917 (addr_to_parts): Likewise.
4918 (create_mem_ref): Likewise.
4919 * dse.c (find_shift_sequence): Add speed argument.
4920 (replace_read): Update call.
4921 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4922 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4923 * neg_cost, shift_cost, shiftadd_cost,
4924 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4925 mul_highpart_cost): Increase dimension.
4926 (init_expmed): Initialize for both size and speed.
4927 (expand_shift): Use profile.
4928 (synth_mult): Use profile.
4929 (choose_mult_variant): Use profile.
4930 (expand_mult): Use profile.
4931 (expand_mult_highpart_optab): Use profile.
4932 (expand_mult_highpart): Use profile.
4933 (expand_smod_pow2): Use profile.
4934 (expand_divmod): Use profile.
4935 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4937 * loop-invariant.c (create_new_invariant): Use profile.
4938 (gain_for_invariant): Add speed parameter.
4939 (best_gain_for_invariant): Likewise.
4940 (find_invariants_to_move): Likewise.
4941 (move_single_loop_invariants): Set it.
4942 * target-def.h (TARGET_RTX_COSTS): Use hook.
4943 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4944 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4945 * output.h (default_address_cost): Update prototype.
4946 * combine.c (optimize_this_for_speed_p): New static var.
4947 (combine_validate_cost): Update call of rtx_cost.
4948 (combine_instructions): Set optimize_this_for_speed_p.
4949 (expand_compound_operation): Update call of rtx_cost.
4950 (make_extraction):Update call of rtx_cost.
4951 (force_to_mode):Update call of rtx_cost.
4952 (distribute_and_simplify_rtx):Update call of rtx_cost.
4953 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4954 (estimate_reg_pressure_cost): Update prototype.
4955 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4956 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4958 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4959 (alpha_rtx_costs): Update.
4960 * config/frv/frv.c (frv_rtx_costs): Update.
4961 * config/s390/s390.c (s390_rtx_costs): Update.
4962 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4963 (m32c_rtx_costs): Update.
4964 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4965 (spu_rtx_costs): Update.
4966 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4967 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4968 * config/i386/i386.c (:ix86_address_cost): Update.
4969 (ix86_rtx_costs): Update.
4970 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4971 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4972 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4973 * config/crx/crx.c (crx_address_cost): Update.
4974 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4975 * config/stormy16/stormy16.c
4976 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4977 * config/m68hc11/m68hc11.c
4978 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4979 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4980 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4982 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4984 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4985 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4986 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4987 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4988 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4989 (mcore_rtx_costs): update.
4990 * config/score/score3.c (score3_rtx_costs): Update.
4991 * config/score/score7.c (score7_rtx_costs): Update.
4992 * config/score/score3.h (score3_rtx_costs):Update.
4993 * config/score/score7.h (score7_rtx_costs): Update.
4994 * config/score/score.c (score_rtx_costs): Update.
4995 * config/arm/arm.c (arm_address_cost): Update.
4996 (arm_rtx_costs_1): Update.
4997 (arm_rtx_costs_1): Update.
4998 (arm_size_rtx_costs): Update.
4999 (arm_size_rtx_costs): Update.
5000 (arm_size_rtx_costs): Update.
5001 (arm_xscale_rtx_costs): Update.
5002 (arm_thumb_address_cost): Update.
5003 * config/pa/pa.c (hppa_address_cost): Update.
5004 * config/mips/mips.c (mips_rtx_costs): Update.
5005 * config/vax/vax.c (vax_address_cost): Update.
5006 * config/h8300/h8300.c (h8300_shift_costs): Update.
5007 (h8300_rtx_costs): Update.
5008 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5009 (v850_rtx_costs): Update.
5010 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5011 * config/bfin/bfin.c
5012 (bfin_address_cost): Update.
5013 (bfin_rtx_costs): Update.
5014 * stmt.c (lshift_cheap_p): Update.
5016 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5019 * expmed.c (extract_bit_field_1): Check the mode size to make
5020 sure the vector modes have the same size.
5022 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5024 * dojump.c (top level): Include basic-block.h to declare
5025 optimize_insn_for_speed_p
5027 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5029 * opts.h (CL_SAVE): New option class for marking options that are
5030 target specific options usable in the target attribute.
5031 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5033 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5034 can easily find the target specific options that are safe to use
5035 in the attribute or pragma.
5037 * attribs.c (decl_attributes): Change #pragma GCC option to
5038 #pragma GCC target, and attribute((option(...))) to
5039 attribute((target(...))).
5041 * doc/extend.texi (target attribute): Change from option
5042 attribute. Delete push/pop/reset.
5043 (#pragma GCC target): Change from #pragma GCC option. Delete
5045 (#pragma GCC push_options): Document new pragma.
5046 (#pragma GCC pop_options): Document new pragma.
5047 (#pragma GCC reset_options): Document new pragma.
5049 * targhooks.c (default_target_option_valid_attribute_p): Add
5050 warning about port not supporting target attributes.
5051 (default_target_option_pragma_parse): New function, warn about
5052 #pragma GCC target not being supported.
5054 * targhooks.h (default_target_option_pragma_parse): Add
5057 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5058 TI_CURRENT_OPTION_PRAGMA.
5059 (current_target_pragma): Rename from current_option_pragma.
5061 * target.h: (struct target_option): Delete booleans for changing
5062 the optimization level on hot/cold functions. Change signature of
5063 pragma_parse hook to take a second tree.
5065 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5067 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5068 that the declaration is done at global scope.
5070 * langhooks.c (add_builtin_function_common): Move most of the code
5071 from add_builtin_function here, calling the hook passed in.
5072 (add_builtin_function): Call add_builtin_function_common with
5073 standard builtin hook.
5074 (add_builtin_function_ext_scope): New function to add builtins to
5077 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5079 (add_builtin_function_ext_scope): Add declaration.
5081 * c-pragma.c (handle_pragma_target): Rename from
5082 handle_pragma_option, #pragma GCC option is now #pragma GCC
5083 target. Move warning about port not supporting target options to
5084 default pragma parse hook. Remove push/pop/reset from this
5086 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5087 (option_stack): Delete static variable.
5088 (optimize_stack): Ditto.
5089 (optons_stack): New stack of saved target and optimization
5091 (handle_pragma_push_options): New function to handle pushing both
5092 target and optimization options.
5093 (handle_pragma_pop_options): New function to handle popping both
5094 target and optimization options.
5095 (handle_pragma_reset_options): New function to handle resetting
5096 both target and optimization options to their initial state.
5097 (init_pragma): Rename handle_pragma_option to
5098 handle_pragma_target. Add support for push_options, pop_options,
5099 and reset_options pragmas.
5101 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5102 default_target_option_pragma_parse.
5103 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5104 default_target_option_valid_attribute_p.
5105 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5106 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5107 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5108 optimization level on hot/cold functions.
5110 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5111 if the caller and callee have different optimization levels.
5113 * c-common.c (handle_target_attribute): Rename from
5114 handle_option_attribute, attribute((option(...))) is now
5115 attribute((target(...))). Move warning if the port does not
5116 support target attributes to the default hook.
5117 (handle_hot_attribute): Delete code to change the optimization
5118 level of hot functions.
5119 (handle_cold_attribute): Ditto.
5121 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5122 argument that is the binary tree options to use if there are no
5123 arguments. Call ix86_valid_target_attribute_tree instead of
5124 ix86_valid_option_attribute_tree.
5125 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5126 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5127 ix86_pragma_option_parse.
5129 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5130 Rename from ix86_valid_option_attribute_tree.
5132 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5133 new builtins when the ISA changes.
5134 (ix86_valid_target_attribute_tree): Rename from
5135 ix86_valid_option_attribute_tree. Change callers. If the
5136 function specified optimization options, use those as the starting
5137 point before setting up the target attributes. If the
5138 optimization options were changed in the course of setting the
5139 target attributes, record the new optimization options.
5140 (ix86_valid_target_attribute_tree_inner_p): Rename from
5141 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5142 ix86_add_new_builtins if the ISA changed.
5143 (ix86_valid_target_attribute_p): Rename from
5144 ix86_valid_option_attribute_p. Change callers.
5145 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5146 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5147 as delayed builtin functions.
5148 (struct builtin_isa): New structure to record builtin functions
5149 that should be delayed until the ISA for that function is used.
5150 (ix86_builtins_isa): Change from int to struct to track builtin
5151 functions we want to declare at some point.
5152 (def_builtin): If the front end can delay defining the builtin
5153 functions, don't create builtins for ISAs not part of the default
5155 (def_builtin_const): Ditto.
5156 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5157 __builtin_ia32_pcmov_v2di to be different builtin functions.
5158 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5159 a structure instead of an int.
5160 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5161 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5162 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5163 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5165 * config/ia64/ia64.h
5166 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5167 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5169 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5170 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5171 (LANG_HOOKS_INITIALIZER): Add
5172 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5174 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5177 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5178 the reload address with the index register for SFmode
5179 access with a displacement.
5181 2008-08-30 Jan Hubicka <jh@suse.cz>
5183 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5184 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5185 * dojump.c (do_jump): Likewise.
5186 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5187 (note-if_info): Add BRANCH_COST.
5188 (noce_try_store_flag_constants, noce_try_addcc,
5189 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5190 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5191 find_if_case_2): Use computed branch cost.
5192 * expr.h (BRANCH_COST): Update default.
5193 * predict.c (predictable_edge_p): New function.
5194 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5195 Update BRANCH_COST call.
5196 * basic-block.h (predictable_edge_p): Declare.
5197 * config/alpha/alpha.h (BRANCH_COST): Update.
5198 * config/frv/frv.h (BRANCH_COST): Update.
5199 * config/s390/s390.h (BRANCH_COST): Update.
5200 * config/spu/spu.h (BRANCH_COST): Update.
5201 * config/sparc/sparc.h (BRANCH_COST): Update.
5202 * config/m32r/m32r.h (BRANCH_COST): Update.
5203 * config/i386/i386.h (BRANCH_COST): Update.
5204 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5206 * config/sh/sh.h (BRANCH_COST): Update.
5207 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5208 * config/avr/avr.h (BRANCH_COST): Update.
5209 * config/crx/crx.h (BRANCH_COST): Update.
5210 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5211 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5212 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5213 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5214 * config/ia64/ia64.h (BRANCH_COST): Update.
5215 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5216 * config/arc/arc.h (BRANCH_COST): Update.
5217 * config/score/score.h (BRANCH_COST): Update.
5218 * config/arm/arm.h (BRANCH_COST): Update.
5219 * config/pa/pa.h (BRANCH_COST): Update.
5220 * config/mips/mips.h (BRANCH_COST): Update.
5221 * config/vax/vax.h (BRANCH_COST): Update.
5222 * config/h8300/h8300.h (BRANCH_COST): Update.
5223 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5224 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5225 * doc/tm.texi (BRANCH_COST): Update.
5227 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5230 * config/arm/arm.c (arm_optimization_options): Set
5231 flag_section_anchors to 2 instead of 1 to distinguish it from
5232 -fsection-anchors given explicitely on the command line.
5234 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5236 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5237 final insn of a split.
5239 2008-08-30 Jan Hubicka <jh@suse.cz>
5241 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5242 optimized for speed.
5243 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5244 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5245 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5246 flag_gcse_after_reload_set): New static vars.
5247 (common_handle_option): Enable those flags for profile-use.
5248 (decode_options): Remove optimize_size flags that are handled
5249 on higher granuality.
5250 * tree-vectorizer.c (vectorize_loops): Use
5251 optimize_loop_nest_for_speed_p.
5252 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5253 * tree-predcom.c (tree_predictive_commoning): Use
5254 optimize_loop_for_speed_p.
5255 * varasm.c (assemble_start_function): Use
5256 optimize_function_for_speed_p.
5257 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5258 * predict.c (optimize_loop_for_speed_p): Fix walk.
5260 2008-08-30 Jan Hubicka <jh@suse.cz>
5262 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5264 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5265 profile presence locally.
5267 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5270 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5271 versions before 4.0.
5273 2008-08-29 Jan Hubicka <jh@suse.cz>
5275 * tree-inline.c (insert_init_stmt): Insert sequence even when
5278 2008-08-29 Jeff Law <law@redhat.com>
5280 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5281 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5282 location and class is an FP register.
5284 2008-08-29 Jan Hubicka <jh@suse.cz>
5286 * see.c (see_merge_one_def_extension): Silence used uninitialized
5288 * matrix-reorg.c (check_allocation_function): Likewise.
5289 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5291 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5294 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5295 compute new & and | in type rather than TREE_TYPE (arg0).
5297 * dwarf2out.c (fortran_common): Update comment.
5298 (gen_variable_die): Swap com_die and var_die variables in Fortran
5299 COMMON block handling code.
5301 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5303 * dwarf2out.c (gen_const_die): New function.
5304 (size_of_die, value_format, output_die): Output larger
5305 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5306 (native_encode_initializer): New function.
5307 (tree_add_const_value_attribute): Call it.
5308 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5310 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5311 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5312 TREE_THIS_VOLATILE to add_type_attribute.
5314 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5316 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5319 * dwarf2out.c (loc_by_reference): New function.
5320 (add_location_or_const_value_attribute): Use it.
5323 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5324 as DW_TAG_variable children of DW_TAG_common_block rather than
5325 DW_TAG_member children. Put DW_AT_external to individual
5326 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5328 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5329 loc_descriptor_from_tree_1.
5333 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5334 arguments to imported_module_or_decl.
5335 (debug_nothing_tree_tree): Removed.
5336 (debug_nothing_tree_tree_tree_bool): New prototype.
5337 * debug.c (do_nothing_debug_hooks): Adjust.
5338 (debug_nothing_tree_tree): Removed.
5339 (debug_nothing_tree_tree_tree_bool): New function.
5340 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5341 (gen_variable_die): Put all common vars for the
5342 same COMMON block under one DW_TAG_common_block.
5343 (declare_in_namespace): Return new context_die, for Fortran
5344 return the module DIE instead of adding extra declarations into
5346 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5347 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5348 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5350 (dwarf2out_global_decl): Don't skip Fortran global vars.
5351 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5352 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5353 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5354 DW_TAG_imported_declaration as child of previous
5355 DW_TAG_imported_module.
5356 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5357 * sdbout.c (sdb_debug_hooks): Likewise.
5358 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5360 2008-08-29 Jan Hubicka <jh@suse.cz>
5362 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5364 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5365 * ipa-cp.c (n_cloning_candidates): New static variable.
5366 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5367 (ipcp_print_all_lattices): Improve debug output.
5368 (ipcp_cloning_candidate_p): New function.
5369 (ipcp_initialize_node_lattices): Use it.
5370 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5371 (ipcp_propagate_stage): Prettier debug output.
5372 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5373 (ipcp_print_all_structures): Remove.
5374 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5375 (ipcp_insert_stage): Prettier debug output; call
5376 cgraph_remove_unreachable_nodes before propagating.
5377 (pass_ipa_cp): Schedule function removal pass.
5378 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5380 (cgraph_maybe_hot_edge_p): Move to ...
5381 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5382 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5383 (common_handle_option): Set them; enable ipa-cp when profiling.
5384 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5385 (ipa_print_all_jump_functions): Likewise.
5386 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5387 (ipa_print_node_params, ipa_print_all_params): New.
5388 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5389 ipa_print_all_param_flags): Remove.
5390 (ipa_print_node_params, ipa_print_all_params): New.
5392 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5394 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5395 change from 2008-04-03.
5396 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5398 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5401 * ira-color.c (push_allocnos_to_stack): Truncate
5402 removed_splay_allocno_vec.
5404 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5407 * ira-color (ira_fast_allocation): Don't assign hard registers to
5410 2008-08-29 Jan Hubicka <jh@suse.cz>
5413 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5414 for cold internal loops.
5416 2008-08-29 Richard Guenther <rguenther@suse.de>
5418 * tree-ssa-structalias.c (create_variable_info_for): Do not
5419 create fields for heap vars or vars with a noalias state.
5420 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5423 2008-08-29 Richard Guenther <rguenther@suse.de>
5425 * common.opt (ftree-store-ccp): Mark as preserved for
5426 backward compatibility.
5427 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5428 * tree-pass.h (pass_store_ccp): Remove.
5429 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5430 (first_vdef): Remove declaration.
5431 (get_value_loaded_by): Likewise.
5432 * tree-ssa-ccp.c (do_store_ccp): Remove.
5433 (get_default_value): Simplify as do_store_ccp is always false
5434 now. Do not initialize mem_ref.
5435 (set_value_varying): Likewise.
5436 (canonicalize_float_value): Likewise.
5437 (set_lattice_value): Likewise.
5438 (likely_value): Likewise.
5439 (surely_varying_stmt_p): Likewise.
5440 (ccp_initialize): Likewise.
5441 (ccp_lattice_meet): Likewise.
5442 (ccp_visit_phi_node): Likewise.
5443 (ccp_fold): Likewise.
5444 (evaluate_stmt): Likewise.
5445 (visit_assignment): Likewise.
5446 (ccp_visit_stmt): Likewise.
5447 (execute_ssa_ccp): Fold into ...
5448 (do_ssa_ccp): ... this.
5449 (do_ssa_store_ccp): Remove.
5450 (gate_store_ccp): Likewise.
5451 (pass_store_ccp): Likewise.
5452 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5454 * tree-ssa-propagate.c (first_vdef): Remove.
5455 (get_value_loaded_by): Likewise.
5456 (replace_vuses_in): Likewise.
5457 (substitute_and_fold): Do not call replace_vuses_in.
5458 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5460 2008-08-29 Richard Guenther <rguenther@suse.de>
5463 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5464 PARAM_NOALIAS tags with is_heapvar.
5465 * tree-ssa-operands.c (access_can_touch_variable): Offset
5466 based tests do not apply for heapvars. Fix offset test.
5468 2008-08-29 Jan Hubicka <jh@suse.cz>
5470 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5471 (-fipa-cp-clone): Enabled by default at -O3.
5472 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5473 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5475 2008-08-29 Jan Hubicka <jh@suse.cz>
5477 * tree.c (build_function_type_skip_args,
5478 build_function_decl_skip_args): New functions.
5479 * tree.h (build_function_type_skip_args,
5480 build_function_decl_skip_args): Declare.
5481 * gimple.c (giple_copy_call_skip_args): New function.
5482 (giple_copy_call_skip_args): Declare.
5484 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5485 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5486 (ipcp_node_modifiable_p): ... this one; use
5487 tree_versionable_function_p.
5488 (ipcp_create_replace_map): Improve debug output.
5489 (ipcp_need_redirect_p): Return false when not clonning.
5490 (ipcp_update_callgraph): Skip args.
5491 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5493 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5494 (save_inline_function_body): Update call of tree_function_versioning.
5495 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5496 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5498 (tree_function_versioning): Likewise.
5499 * tree-inline.h (tree_function_versioning): Update prototype.
5501 2008-08-29 Jan Hubicka <jh@suse.cz>
5503 * loop-unswitch.c (unswitch_single_loop): Use
5504 optimize_loop_for_speed_p.
5505 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5506 Use optimize_function_for_size_p.
5507 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5508 * postreload-gcse.c (eliminate_partially_redundant_load):
5509 Use optimize_bb_for_size_p.
5510 * value-prof.c (gimple_divmod_fixed_value_transform,
5511 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5512 gimple_stringops_transform): Use optimize_bb_for_size_p.
5513 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5514 * final.c (compute_alignments): Use optimize_function_for_size_p.
5515 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5516 (fold_builtin_strcpy, fold_builtin_fputs): Use
5517 optimize_function_for_size_p.
5518 * fold-const.c (tree_swap_operands_p): Use
5519 optimize_function_for_size_p.
5520 * recog.c (relax_delay_slots): Likewise.
5521 * tree-ssa-math-opts.c (replace_reciprocal):
5522 Use optimize_bb_for_speed_p.
5523 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5524 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5525 optimize_function_for_size_p.
5526 (cgraph_decide_inlining_of_small_function): Use
5527 optimize_function_for_size_p.
5528 * global.c (find_reg): Use optimize_function_for_size_p.
5529 * opts.c (decode_options): Do not clear flag_tree_ch,
5530 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5531 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5532 work it out from profile.
5533 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5534 optimize_loop_for_speed_p.
5535 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5537 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5538 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5539 * tree-eh.c (decide_copy_try_finally): Use
5540 optimize_function_for_size_p.
5541 * local-alloc.c (block_alloc): Pass BB pointer.
5542 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5543 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5544 * loop-unroll.c (decide_unrolling_and_peeling):
5545 Use optimize_loop_for_size_p.
5546 (decide_peel_completely): Likewise.
5547 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5548 optimize_loop_for_size_p.
5549 (vect_enhance_data_refs_alignment): Likewise.
5550 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5551 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5553 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5554 (try_crossjump_bb): Use optimize_bb_for_size_p.
5555 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5556 optimize_loop_for_speed_p.
5557 * bb-reorder.c (find_traces_1_round): Likewise.
5558 (copy_bb): Use optimize_bb_for_speed_p.
5559 (duplicate_computed_gotos): Likewise.
5560 * basic-block.h (optimize_loop_nest_for_size_p,
5561 optimize_loop_nest_for_speed_p): New.
5562 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5564 2008-08-29 Tristan Gingold <gingold@adacore.com>
5566 * gcov.c (main): Call expandargv.
5568 2008-08-29 Jan Hubicka <jh@suse.cz>
5570 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5572 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5574 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5575 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5577 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5579 2008-08-29 Jan Hubicka <jh@suse.cz>
5581 * tree-pass.h (pass_strip_predict_hints): Declare.
5582 * predict.c (strip_builtin_expect): Rename to ...
5583 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5584 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5585 (tree_estimate_probability): Do not strip builtin_expect.
5586 (pass_strip_predict_hints): New pass.
5587 * tree-inline.c (expand_call_inline): When inlining cold function,
5588 predict it as unlikely.
5589 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5591 2008-08-29 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/37207
5594 * tree-vrp.c (extract_range_from_binary_expr): Also try
5595 to constant fold if only one of the operands is a constant.
5597 2008-08-29 Nick Clifton <nickc@redhat.com>
5599 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5600 the same way as SYMBOL_REFs.
5602 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5604 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5606 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5608 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5609 * config/mips/mips.md (branch_likely): Remove const. Fix
5611 (define_delay for type "branch"): Change to only apply for branch
5612 with likely variant.
5613 (define_delay for type "branch" and "branch_likely" no). New delay
5615 (equality_op): New code iterator.
5616 (bbv, bbinv): New code attributes.
5617 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5620 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5621 Andrew Pinski <pinskia@gcc.gnu.org>
5624 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5626 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5628 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5629 rule that a symbolic constant must be defined and >= 0 for the
5630 corresponding facility to be present at compile-time.
5631 * gthr-posix.c: Likewise.
5633 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5635 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5636 * config/mips/mips.md (D): New mode attribute.
5637 (mulsi3, muldi3): Merge it into ...
5638 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5639 (muldi3_mul3): New pattern.
5640 (mulsi3_mult3): Rename to mulsi3_mul3.
5642 2008-08-28 Jan Hubicka <jh@suse.cz>
5644 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5646 * predict.c (always_optimize_for_size_p): Rename to ...
5647 (optimize_function_for_size): ... this one; make extern.
5648 (optimize_function_for_speed_p): New.
5649 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5650 optimize_edge_for_size_p,optimize_edge_for_size_p,
5651 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5652 * basic-block.h (optimize_function_for_size_p,
5653 optimize_function_for_speed_p): Declare.
5654 * i386.md (optimize_size checks): Replace them by appropriate
5656 (standard_80387_constant_p, ix86_compute_frame_layout,
5657 ix86_expand_epilogue, ix86_decompose_address,
5658 print_operand, emit_i387_cw_initialization,
5659 inline_memory_move_cost, ix86_pad_returns,
5660 ix86_reorg): Replace optimize_size checks.
5662 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5664 * rtl.h (simplify_subreg_regno): Declare.
5665 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5666 * simplify-rtx.c (simplify_subreg): ...here.
5667 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5668 subreg_offset_representable_p.
5670 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5673 * c-typeck.c (convert_for_assignment): Give a note describing what
5674 was passed and what was expected.
5676 2008-08-28 Joey Ye <joey.ye@intel.com>
5678 * doc/extend.texi: Document AVX built-in functions.
5679 * doc/invoke.texi: Document -mavx.
5681 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5682 Joey Ye <joey.ye@intel.com>
5683 Xuepeng Guo <xuepeng.guo@intel.com>
5685 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5687 * config/i386/cpuid.h (bit_FMA): New.
5688 (bit_XSAVE): Likewise.
5689 (bit_OSXSAVE): Likewise.
5690 (bit_AVX): Likewise.
5692 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5693 define. Use ASM_OUTPUT_AVX_PREFIX.
5695 * config/i386/gmmintrin.h: New.
5697 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5698 (OPTION_MASK_ISA_AVX_SET): New.
5699 (OPTION_MASK_ISA_FMA_SET): Likewise.
5700 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5701 (OPTION_MASK_ISA_FMA_SET): Likewise.
5702 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5703 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5704 (pta_flags): Add PTA_AVX and PTA_FMA.
5705 (override_options): Handle PTA_AVX and PTA_FMA.
5706 (init_cumulative_args): Handle warn_avx.
5707 (classify_argument): Return 0 for COImode and OImode. Return
5708 1 and X86_64_AVX_CLASS for 256bit vector types.
5709 (examine_argument): Handle X86_64_AVX_CLASS.
5710 (construct_container): Likewise.
5711 (function_arg_advance_32): Pass OImode and 256bit vector types
5713 (function_arg_advance_64): Take a new argument to indicate if a
5714 parameter is named. Handle 256bit vector types. Return
5715 immediately for unnamed 256bit vector mode parameters.
5716 (function_arg_advance): Updated.
5717 (function_arg_32): Add comments for TImode. Handle OImode
5718 and 256bit vector types.
5719 (function_arg_64): Take a new argument to indicate if a
5720 parameter is named. Handle 256bit vector types. Return NULL
5721 for unnamed 256bit vector mode parameters.
5722 (function_arg): Updated.
5723 (setup_incoming_varargs_64): Support
5724 AVX encoding for *sse_prologue_save_insn.
5725 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5726 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5727 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5728 enabled, otherwise return -3.
5729 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5731 (print_reg): Support AVX registers. Handle 'x' and 't'.
5732 Handle 'd' to duplicate the operand.
5733 (print_operand): Likewise. Also support AVX vector compare
5735 (output_387_binary_op): Support AVX.
5736 (output_fp_compare): Likewise.
5737 (ix86_expand_vector_move_misalign): Likewise.
5738 (ix86_attr_length_vex_default): New.
5739 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5740 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5741 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5742 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5743 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5744 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5745 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5746 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5747 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5748 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5749 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5750 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5751 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5752 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5753 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5754 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5755 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5756 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5757 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5758 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5759 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5760 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5761 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5762 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5763 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5764 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5765 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5766 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5767 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5768 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5769 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5770 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5771 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5772 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5773 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5774 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5775 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5776 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5777 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5778 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5779 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5780 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5781 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5782 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5783 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5784 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5785 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5786 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5787 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5788 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5789 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5790 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5791 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5792 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5793 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5794 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5795 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5796 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5797 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5798 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5799 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5800 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5801 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5802 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5803 and IX86_BUILTIN_MOVMSKPS256,
5804 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5805 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5806 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5807 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5808 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5809 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5810 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5811 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5812 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5813 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5814 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5815 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5816 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5817 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5818 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5819 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5820 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5821 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5822 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5823 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5824 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5825 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5826 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5827 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5828 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5829 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5830 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5831 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5832 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5833 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5834 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5835 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5836 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5837 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5838 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5839 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5840 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5841 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5842 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5843 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5844 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5845 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5846 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5847 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5848 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5849 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5850 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5851 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5852 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5853 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5854 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5855 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5856 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5857 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5858 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5859 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5860 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5861 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5863 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5864 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5865 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5866 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5867 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5868 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5869 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5870 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5871 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5872 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5873 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5874 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5875 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5876 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5877 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5878 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5879 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5880 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5881 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5882 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5883 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5884 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5885 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5886 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5887 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5888 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5889 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5890 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5891 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5892 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5893 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5894 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5895 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5896 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5897 IX86_BUILTIN_MOVMSKPS256.
5898 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5899 (ix86_expand_args_builtin): Likewise.
5900 (ix86_expand_special_args_builtin): Likewise.
5901 (ix86_hard_regno_mode_ok): Handle AVX modes.
5902 (ix86_expand_vector_init_duplicate): Likewise.
5903 (ix86_expand_vector_init_one_nonzero): Likewise.
5904 (ix86_expand_vector_init_one_var): Likewise.
5905 (ix86_expand_vector_init_concat): Likewise.
5906 (ix86_expand_vector_init_general): Likewise.
5907 (ix86_expand_vector_set): Likewise.
5908 (ix86_vector_mode_supported_p): Likewise.
5909 (x86_extended_reg_mentioned_p): Check INSN_P before using
5912 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5913 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5915 * config/i386/i386.h (TARGET_AVX): New.
5916 (TARGET_FMA): Likewise.
5917 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5918 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5919 (VALID_AVX256_REG_MODE): New.
5920 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5921 (AVX_FLOAT_MODE_P): Likewise.
5922 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5923 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5924 (AVX_VEC_FLOAT_MODE_P): Likewise.
5925 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5926 (ASM_OUTPUT_OPCODE): Likewise.
5927 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5929 (SSE_REG_MODE_P): Allow 256bit vector modes.
5930 (ix86_args): Add a warn_avx field.
5932 * config/i386/i386.md (UNSPEC_PCMP): New.
5933 (UNSPEC_VPERMIL): Likewise.
5934 (UNSPEC_VPERMIL2): Likewise.
5935 (UNSPEC_VPERMIL2F128): Likewise.
5936 (UNSPEC_MASKLOAD): Likewise.
5937 (UNSPEC_MASKSTORE): Likewise.
5938 (UNSPEC_CAST): Likewise.
5939 (UNSPEC_VTESTP): Likewise.
5940 (UNSPECV_VZEROALL): Likewise.
5941 (UNSPECV_VZEROUPPER): Likewise.
5942 (XMM0_REG): Likewise.
5943 (XMM1_REG): Likewise.
5944 (XMM2_REG): Likewise.
5945 (XMM3_REG): Likewise.
5946 (XMM4_REG): Likewise.
5947 (XMM5_REG): Likewise.
5948 (XMM6_REG): Likewise.
5949 (XMM8_REG): Likewise.
5950 (XMM9_REG): Likewise.
5951 (XMM10_REG): Likewise.
5952 (XMM11_REG): Likewise.
5953 (XMM12_REG): Likewise.
5954 (XMM13_REG): Likewise.
5955 (XMM14_REG): Likewise.
5956 (XMM15_REG): Likewise.
5958 (prefix_vex_imm8): Likewise.
5959 (prefix_vex_w): Likewise.
5960 (length_vex): Likewise.
5963 (*avx_ashlti3): Likewise.
5964 (*avx_lshrti3): Likewise.
5965 (*avx_setcc<mode>): Likewise.
5966 (*fop_<mode>_comm_mixed_avx): Likewise.
5967 (*fop_<mode>_comm_avx): Likewise.
5968 (*fop_<mode>_1_mixed_avx): Likewise.
5969 (*fop_<mode>_1_avx): Likewise.
5970 (*avx_<code><mode>3): Likewise.
5971 (*avx_ieee_smin<mode>3): Likewise.
5972 (*avx_ieee_smax<mode>3): Likewise.
5973 (mode): Add OI, V8SF and V4DF.
5974 (length): Support VEX prefix.
5975 (*cmpfp_i_mixed): Set prefix attribute.
5976 (*cmpfp_i_sse): Likewise.
5977 (*cmpfp_iu_mixed): Likewise.
5978 (*cmpfp_iu_sse): Likewise.
5979 (*movsi_1): Support AVX.
5980 (*movdi_2): Likewise.
5981 (*movdi_1_rex64): Likewise.
5982 (*movti_internal): Likewise.
5983 (*movti_rex64): Likewise.
5984 (*movsf_1): Likewise.
5985 (*movdf_nointeger): Likewise.
5986 (*movdf_integer_rex64): Likewise.
5987 (*movtf_internal): Likewise.
5988 (zero_extendsidi2_32): Likewise.
5989 (zero_extendsidi2_rex64): Likewise.
5990 (*extendsfdf2_mixed): Likewise.
5991 (*extendsfdf2_sse): Likewise.
5992 (*truncdfsf_fast_mixed): Likewise.
5993 (*truncdfsf_fast_sse): Likewise.
5994 (*truncdfsf_mixed): Likewise.
5995 (fix_trunc<mode>di_sse): Likewise.
5996 (fix_trunc<mode>si_sse): Likewise.
5997 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5998 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5999 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6000 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6001 (*rcpsf2_sse): Likewise.
6002 (*rsqrtsf2_sse): Likewise.
6003 (*sqrt<mode>2_sse): Likewise.
6004 (sse4_1_round<mode>2): Likewise.
6005 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6006 Support AVX. Set length attribute properly for AVX.
6008 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6009 (VECTOR_MODES (FLOAT, 32)): Likewise.
6010 (VECTOR_MODE (INT, DI, 8)): Likewise.
6011 (VECTOR_MODE (INT, HI, 32)): Likewise.
6012 (VECTOR_MODE (INT, QI, 64)): Likewise.
6013 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6014 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6015 (VECTOR_MODE (INT, DI, 4)): Removed.
6016 (VECTOR_MODE (INT, SI, 8)): Likewise.
6017 (VECTOR_MODE (INT, HI, 16)): Likewise.
6018 (VECTOR_MODE (INT, QI, 32)): Likewise.
6019 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6020 (INT_MODE (OI, 32)): Likewise.
6022 * config/i386/i386.opt (mavx): New.
6025 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6027 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6028 (*mov<mode>_internal_avx): New.
6029 (*movv2sf_internal_rex64_avx): Likewise.
6030 (*movv2sf_internal_avx): Likewise.
6032 * config/i386/predicates.md (const_4_to_5_operand): New.
6033 (const_6_to_7_operand): Likewise.
6034 (const_8_to_11_operand): Likewise.
6035 (const_12_to_15_operand): Likewise.
6036 (avx_comparison_float_operator): Likewise.
6038 * config/i386/sse.md (AVX256MODEI): New.
6039 (AVX256MODE): Likewise.
6040 (AVXMODEQI): Likewise.
6041 (AVXMODE): Likewise.
6042 (AVX256MODEF2P): Likewise.
6043 (AVX256MODE2P): Likewise.
6044 (AVX256MODE4P): Likewise.
6045 (AVX256MODE8P): Likewise.
6046 (AVXMODEF2P): Likewise.
6047 (AVXMODEF4P): Likewise.
6048 (AVXMODEDCVTDQ2PS): Likewise.
6049 (AVXMODEDCVTPS2DQ): Likewise.
6050 (avxvecmode): Likewise.
6051 (avxvecpsmode): Likewise.
6052 (avxhalfvecmode): Likewise.
6053 (avxscalarmode): Likewise.
6054 (avxcvtvecmode): Likewise.
6055 (avxpermvecmode): Likewise.
6056 (avxmodesuffixf2c): Likewise.
6057 (avxmodesuffixp): Likewise.
6058 (avxmodesuffixs): Likewise.
6059 (avxmodesuffix): Likewise.
6060 (vpermilbits): Likewise.
6061 (pinsrbits): Likewise.
6062 (mov<mode>): Likewise.
6063 (*mov<mode>_internal): Likewise.
6064 (push<mode>1): Likewise.
6065 (movmisalign<mode>): Likewise.
6066 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6067 (avx_movdqu<avxmodesuffix>): Likewise.
6068 (avx_lddqu<avxmodesuffix>): Likewise.
6069 (<plusminus_insn><mode>3): Likewise.
6070 (*avx_<plusminus_insn><mode>3): Likewise.
6071 (*avx_vm<plusminus_insn><mode>3): Likewise.
6072 (mul<mode>3): Likewise.
6073 (*avx_mul<mode>3): Likewise.
6074 (*avx_vmmul<mode>3): Likewise.
6075 (divv8sf3): Likewise.
6076 (divv4df3): Likewise.
6077 (avx_div<mode>3): Likewise.
6078 (*avx_div<mode>3): Likewise.
6079 (*avx_vmdiv<mode>3): Likewise.
6080 (avx_rcpv8sf2): Likewise.
6081 (*avx_vmrcpv4sf2): Likewise.
6082 (sqrtv8sf2): Likewise.
6083 (avx_sqrtv8sf2): Likewise.
6084 (*avx_vmsqrt<mode>2): Likewise.
6085 (rsqrtv8sf2): Likewise.
6086 (avx_rsqrtv8sf2): Likewise.
6087 (*avx_vmrsqrtv4sf2): Likewise.
6088 (<code><mode>3): Likewise.
6089 (*avx_<code><mode>3_finite): Likewise.
6090 (*avx_<code><mode>3): Likewise.
6091 (*avx_vm<code><mode>3): Likewise.
6092 (*avx_ieee_smin<mode>3): Likewise.
6093 (*avx_ieee_smax<mode>3): Likewise.
6094 (avx_addsubv8sf3): Likewise.
6095 (avx_addsubv4df3): Likewise.
6096 (*avx_addsubv4sf3): Likewise.
6097 (*avx_addsubv2df3): Likewise.
6098 (avx_h<plusminus_insn>v4df3): Likewise.
6099 (avx_h<plusminus_insn>v8sf3): Likewise.
6100 (*avx_h<plusminus_insn>v4sf3): Likewise.
6101 (*avx_h<plusminus_insn>v2df3): Likewise.
6102 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6103 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6104 (*avx_maskcmp<mode>3): Likewise.
6105 (avx_nand<mode>3): Likewise.
6106 (*avx_<code><mode>3): Likewise.
6107 (*avx_nand<mode>3): Likewise.
6108 (*avx_<code><mode>3): Likewise.
6109 (*avx_cvtsi2ss): Likewise.
6110 (*avx_cvtsi2ssq): Likewise.
6111 (*avx_cvtsi2sd): Likewise.
6112 (*avx_cvtsi2sdq): Likewise.
6113 (*avx_cvtsd2ss): Likewise.
6114 (avx_cvtss2sd): Likewise.
6115 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6116 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6117 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6118 (*avx_cvtsi2sd): Likewise.
6119 (*avx_cvtsi2sdq): Likewise.
6120 (avx_cvtdq2pd256): Likewise.
6121 (avx_cvtpd2dq256): Likewise.
6122 (avx_cvttpd2dq256): Likewise.
6123 (*avx_cvtsd2ss): Likewise.
6124 (*avx_cvtss2sd): Likewise.
6125 (avx_cvtpd2ps256): Likewise.
6126 (avx_cvtps2pd256): Likewise.
6127 (*avx_movhlps): Likewise.
6128 (*avx_movlhps): Likewise.
6129 (avx_unpckhps256): Likewise.
6130 (*avx_unpckhps): Likewise.
6131 (avx_unpcklps256): Likewise.
6132 (*avx_unpcklps): Likewise.
6133 (avx_movshdup256): Likewise.
6134 (avx_movsldup256): Likewise.
6135 (avx_shufps256): Likewise.
6136 (avx_shufps256_1): Likewise.
6137 (*avx_shufps_<mode>): Likewise.
6138 (*avx_loadhps): Likewise.
6139 (*avx_storelps): Likewise.
6140 (*avx_loadlps): Likewise.
6141 (*avx_movss): Likewise.
6142 (*vec_dupv4sf_avx): Likewise.
6143 (*vec_concatv2sf_avx): Likewise.
6144 (*vec_concatv4sf_avx): Likewise.
6145 (*vec_setv4sf_0_avx): Likewise.
6146 (*vec_setv4sf_avx): Likewise.
6147 (*avx_insertps): Likewise.
6148 (avx_vextractf128<mode>): Likewise.
6149 (vec_extract_lo_<mode>): Likewise.
6150 (vec_extract_hi_<mode>): Likewise.
6151 (vec_extract_lo_<mode>): Likewise.
6152 (vec_extract_hi_<mode>): Likewise.
6153 (vec_extract_lo_v16hi): Likewise.
6154 (vec_extract_hi_v16hi): Likewise.
6155 (vec_extract_lo_v32qi): Likewise.
6156 (vec_extract_hi_v32qi): Likewise.
6157 (avx_unpckhpd256): Likewise.
6158 (*avx_unpckhpd): Likewise.
6159 (avx_movddup256): Likewise.
6160 (*avx_movddup): Likewise.
6161 (avx_unpcklpd256): Likewise.
6162 (*avx_unpcklpd): Likewise.
6163 (avx_shufpd256): Likewise.
6164 (avx_shufpd256_1): Likewise.
6165 (*avx_punpckhqdq): Likewise.
6166 (*avx_punpcklqdq): Likewise.
6167 (*avx_shufpd_<mode>): Likewise.
6168 (*avx_storehpd): Likewise.
6169 (*avx_loadhpd): Likewise.
6170 (*avx_loadlpd): Likewise.
6171 (*avx_movsd): Likewise.
6172 (*vec_concatv2df_avx): Likewise.
6173 (*avx_<plusminus_insn><mode>3): Likewise.
6174 (*avx_<plusminus_insn><mode>3): Likewise.
6175 (*avx_mulv8hi3): Likewise.
6176 (*avxv8hi3_highpart): Likewise.
6177 (*avx_umulv8hi3_highpart): Likewise.
6178 (*avx_umulv2siv2di3): Likewise.
6179 (*avx_mulv2siv2di3): Likewise.
6180 (*avx_pmaddwd): Likewise.
6181 (*avx_mulv4si3): Likewise.
6182 (*avx_ashr<mode>3): Likewise.
6183 (*avx_lshr<mode>3): Likewise.
6184 (*avx_ashl<mode>3): Likewise.
6185 (*avx_<code><mode>3): Likewise.
6186 (*avx_eq<mode>3): Likewise.
6187 (*avx_gt<mode>3): Likewise.
6188 (*avx_nand<mode>3): Likewise.
6189 (*avx_nand<mode>3): Likewise.
6190 (*avx_<code><mode>3): Likewise.
6191 (*avx_<code><mode>3): Likewise.
6192 (*avx_packsswb): Likewise.
6193 (*avx_packssdw): Likewise.
6194 (*avx_packuswb): Likewise.
6195 (*avx_punpckhbw): Likewise.
6196 (*avx_punpcklbw): Likewise.
6197 (*avx_punpckhwd): Likewise.
6198 (*avx_punpcklwd): Likewise.
6199 (*avx_punpckhdq): Likewise.
6200 (*avx_punpckldq): Likewise.
6201 (*avx_pinsr<avxmodesuffixs>): Likewise.
6202 (*avx_pinsrq): Likewise.
6203 (*avx_loadld): Likewise.
6204 (*vec_extractv2di_1_rex64_avx): Likewise.
6205 (*vec_extractv2di_1_avx): Likewise.
6206 (*vec_dupv2di_avx): Likewise.
6207 (*vec_concatv2si_avx): Likewise.
6208 (*vec_concatv4si_1_avx): Likewise.
6209 (*vec_concatv2di_avx): Likewise.
6210 (*vec_concatv2di_rex64_avx): Likewise.
6211 (*avx_uavgv16qi3): Likewise.
6212 (*avx_uavgv8hi3): Likewise.
6213 (*avx_psadbw): Likewise.
6214 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6215 (*avx_phaddwv8hi3): Likewise.
6216 (*avx_phadddv4si3): Likewise.
6217 (*avx_phaddswv8hi3): Likewise.
6218 (*avx_phsubwv8hi3): Likewise.
6219 (*avx_phsubdv4si3): Likewise.
6220 (*avx_phsubswv8hi3): Likewise.
6221 (*avx_pmaddubsw128): Likewise.
6222 (*avx_pmulhrswv8hi3): Likewise.
6223 (*avx_pshufbv16qi3): Likewise.
6224 (*avx_psign<mode>3): Likewise.
6225 (*avx_palignrti): Likewise.
6226 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6227 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6228 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6229 (*avx_mpsadbw): Likewise.
6230 (*avx_packusdw): Likewise.
6231 (*avx_pblendvb): Likewise.
6232 (*avx_pblendw): Likewise.
6233 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6234 (avx_ptest256): Likewise.
6235 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6236 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6237 (*avx_aesenc): Likewise.
6238 (*avx_aesenclast): Likewise.
6239 (*avx_aesdec): Likewise.
6240 (*avx_aesdeclast): Likewise.
6241 (avx_vzeroupper): Likewise.
6242 (avx_vzeroupper_rex64): Likewise.
6243 (avx_vpermil<mode>): Likewise.
6244 (avx_vpermilvar<mode>3): Likewise.
6245 (avx_vpermil2<mode>3): Likewise.
6246 (avx_vperm2f128<mode>3): Likewise.
6247 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6248 (avx_vbroadcastss256): Likewise.
6249 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6250 (avx_vinsertf128<mode>): Likewise.
6251 (vec_set_lo_<mode>): Likewise.
6252 (vec_set_hi_<mode>): Likewise.
6253 (vec_set_lo_<mode>): Likewise.
6254 (vec_set_hi_<mode>): Likewise.
6255 (vec_set_lo_v16hi): Likewise.
6256 (vec_set_hi_v16hi): Likewise.
6257 (vec_set_lo_v32qi): Likewise.
6258 (vec_set_hi_v32qi): Likewise.
6259 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6260 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6261 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6262 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6263 (vec_init<mode>): Likewise.
6264 (*vec_concat<mode>_avx): Likewise.
6265 (blendbits): Support V8SF and V4DF.
6266 (sse2_movq128): Support AVX.
6267 (<sse>_movnt<mode>): Likewise.
6268 (sse2_movntv2di): Likewise.
6269 (sse_rcpv4sf2): Likewise.
6270 (sse_sqrtv4sf2): Likewise.
6271 (sse_rsqrtv4sf2): Likewise.
6272 (<sse>_comi): Likewise.
6273 (<sse>_ucomi): Likewise.
6274 (sse_cvtss2si): Likewise.
6275 (sse_cvtss2si_2): Likewise.
6276 (sse_cvtss2siq): Likewise.
6277 (sse_cvtss2siq_2): Likewise.
6278 (sse_cvttss2si): Likewise.
6279 (sse_cvttss2siq): Likewise.
6280 (sse2_cvtsd2si): Likewise.
6281 (sse2_cvtsd2si_2): Likewise.
6282 (sse2_cvtsd2siq): Likewise.
6283 (sse2_cvtsd2siq_2): Likewise.
6284 (sse2_cvttsd2si): Likewise.
6285 (sse2_cvttsd2siq): Likewise.
6286 (sse2_cvtdq2pd): Likewise.
6287 (*sse2_cvtpd2dq): Likewise.
6288 (*sse2_cvttpd2dq): Likewise.
6289 (*sse2_cvtpd2ps): Likewise.
6290 (sse2_cvtps2pd): Likewise.
6291 (sse3_movshdup): Likewise.
6292 (sse3_movsldup): Likewise.
6293 (sse_storehps): Likewise.
6294 (*sse4_1_extractps): Likewise.
6295 (sse2_storelpd): Likewise.
6296 (vec_dupv2df_sse3): Likewise.
6297 (*vec_concatv2df_sse3): Likewise.
6298 (*sse4_1_pextrb): Likewise.
6299 (*sse4_1_pextrb_memory): Likewise.
6300 (*sse2_pextrw): Likewise.
6301 (*sse4_1_pextrw_memory): Likewise.
6302 (*sse4_1_pextrd): Likewise.
6303 (*sse4_1_pextrq): Likewise.
6304 (sse2_pshufd_1): Likewise.
6305 (sse2_pshuflw_1): Likewise.
6306 (sse2_pshufhw_1): Likewise.
6307 (*sse2_storeq_rex64): Likewise.
6308 (*vec_dupv4si): Likewise.
6309 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6310 (sse2_pmovmskb): Likewise.
6311 (*sse2_maskmovdqu): Likewise.
6312 (*sse2_maskmovdqu_rex64): Likewise.
6313 (sse_ldmxcsr): Likewise.
6314 (sse_stmxcsr): Likewise.
6315 (abs<mode>2): Likewise.
6316 (sse4_1_movntdqa): Likewise.
6317 (sse4_1_phminposuw): Likewise.
6318 (sse4_1_extendv8qiv8hi2): Likewise.
6319 (*sse4_1_extendv8qiv8hi2): Likewise.
6320 (sse4_1_extendv4qiv4si2): Likewise.
6321 (*sse4_1_extendv4qiv4si2): Likewise.
6322 (sse4_1_extendv2qiv2di2): Likewise.
6323 (*sse4_1_extendv2qiv2di2): Likewise.
6324 (sse4_1_extendv4hiv4si2): Likewise.
6325 (*sse4_1_extendv4hiv4si2): Likewise.
6326 (sse4_1_extendv2hiv2di2): Likewise.
6327 (*sse4_1_extendv2hiv2di2): Likewise.
6328 (sse4_1_extendv2siv2di2): Likewise.
6329 (*sse4_1_extendv2siv2di2): Likewise.
6330 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6331 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6332 (sse4_1_zero_extendv4qiv4si2): Likewise.
6333 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6334 (sse4_1_zero_extendv2qiv2di2): Likewise.
6335 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6336 (sse4_1_zero_extendv4hiv4si2): Likewise.
6337 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6338 (sse4_1_zero_extendv2hiv2di2): Likewise.
6339 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6340 (sse4_1_zero_extendv2siv2di2): Likewise.
6341 (*sse4_1_zero_extendv2siv2di2): Likewise.
6342 (sse4_1_ptest): Likewise.
6343 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6344 (sse4_2_pcmpestri): Likewise.
6345 (sse4_2_pcmpestrm): Likewise.
6346 (sse4_2_pcmpistri): Likewise.
6347 (sse4_2_pcmpistrm): Likewise.
6349 (aeskeygenassist): Likewise.
6351 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6353 * config/i386/predicates.md (vzeroall_operation): New.
6355 * config/i386/sse.md (avx_vzeroall): New.
6356 (*avx_vzeroall): Likewise.
6358 2008-08-28 Paul Brook <paul@codesourcery.com>
6359 Mark Shinwell <shinwell@codesourcery.com>
6360 Richard Earnshaw <richard.earnshaw@arm.com>
6362 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6363 (TARGET_MIN_ANCHOR_OFFSET): New.
6364 (arm_override_options): Set correct anchor ranges for Thumb-1
6365 and Thumb-2 if required.
6366 (legitimize_pic_address): Handle case involving a TLS symbol
6367 reference with an addend.
6368 (arm_optimization_options): Enable section anchors at -O1 and
6370 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6371 * config/arm/arm-protos.h (arm_optimization_options): New.
6373 2008-08-28 Nick Clifton <nickc@redhat.com>
6375 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6376 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6379 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6380 * config/v850/v850.md (return): Remove frame size restriction.
6382 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6384 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6386 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6388 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6390 2008-08-28 Paul Brook <paul@codesourcery.com>
6392 * config/arm/vfp11.md: Update license notice.
6393 * config/arm/cortex-r4.md: Ditto.
6395 2008-08-28 Richard Guenther <rguenther@suse.de>
6397 PR tree-optimization/37207
6398 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6401 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6404 * tree.c (int_fits_type_p): Don't forget unsigned integers
6405 of type sizetype which higher end word equals -1.
6407 2008-08-28 Ira Rosen <irar@il.ibm.com>
6409 * target.h (struct vectorize): Add new target builtin.
6410 * tree-vectorizer.c (destroy_loop_vec_info): Call
6411 vect_free_slp_instance instead of vect_free_slp_node.
6412 * tree-vectorizer.h (enum slp_load_perm_type): New.
6413 (struct _slp_instance): Add new fields.
6414 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6415 (SLP_INSTANCE_LOADS): New.
6416 (vect_free_slp_tree): Remove.
6417 (vect_free_slp_instance): Declare.
6418 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6419 (vectorizable_load): Add argument.
6420 (vect_transform_slp_perm_load): New.
6421 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6423 (vect_get_place_in_interleaving_chain): New function.
6424 (vect_free_slp_tree): Make static.
6425 (vect_free_slp_instance): New function.
6426 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6427 collect the load location in the interleaving chain.
6428 (vect_supported_slp_permutation_p): New function.
6429 (vect_supported_load_permutation_p): Likewise.
6430 (vect_analyze_slp_instance): In case of loads permutation, call
6431 vect_supported_load_permutation_p to check that the permutation is
6433 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6434 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6435 (vect_create_mask_and_perm): New function.
6436 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6437 (vectorizable_load): Add an argument. Don't keep the created vectors
6438 statements in the node if permutation is required. Call
6439 vect_transform_slp_perm_load to generate the permutation.
6440 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6441 additional argument.
6442 (vect_schedule_slp_instance): In case of loads permutation, allocate
6443 vectorized statements structure for all the related SLP nodes. Call
6444 vect_transform_stmt with addditional argument.
6445 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6446 * config/spu/spu.c (spu_builtin_vec_perm): New.
6447 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6448 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6449 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6450 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6452 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6454 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6455 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6456 __gthread_cond_signal, __gthread_cond_timedwait,
6457 __gthread_cond_timedwait_recursive): New functions.
6458 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6460 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6463 2008-08-28 Richard Guenther <rguenther@suse.de>
6466 * fold-const.c (maybe_canonicalize_comparison_1): Require
6467 undefined overflow only for canonicalizing A +- CST cmp CST.
6468 Make sure to not generate new constants that are not inside
6469 their TYPE_MIN/MAX_VALUE range.
6470 (maybe_canonicalize_comparison): Remove undefined overflow
6472 (fold_binary): Remove now duplicate folding.
6474 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6476 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6477 use not updated in the last change.
6479 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6481 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6482 (IRA_COVER_CLASSES): Add FPUL_REGS.
6484 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6487 * c-common.c (conversion_warning): Check for null operands.
6489 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6492 * c-decl.c (check_for_loop_decls): Improve error message. Give
6495 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6498 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6499 (convert_for_assignment): Pass corrent OPT_W* parameter to
6500 WARN_FOR_ASSIGNMENT.
6502 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6505 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6507 2008-08-27 Paul Brook <paul@codesourcery.com>
6509 * config.gcc: Loosen checks for arm uclinux eabi targets.
6511 2008-08-27 Paul Brook <paul@codesourcery.com>
6513 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6515 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6517 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6519 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6520 the enumerators of an ENUMERAL_TYPE.
6521 * dbxout.c (dbxout_type): Ditto.
6523 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6526 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6527 (fwprop_addr): Check that the loop_father is not the outer loop.
6529 2008-08-26 Paul Brook <paul@codesourcery.com>
6531 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6532 Remove documentation entry for fmul type.
6533 Use fmuls to annotate single-precision multiplication patterns,
6534 fmuld to annotate double-precision multiplication patterns,
6535 fmacs to annotate single-precision multiply-accumulate patterns
6536 and fmacd to annotate double-precision multiply-accumulate patterns.
6537 * config/arm/vfp11.md: Update reservations accordingly.
6538 * config/arm/arm.md: Note that certain values of the "type"
6539 attribute are documented in vfp.md.
6540 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6541 (v10_cvt): Use new fmul types.
6543 2008-08-26 Paul Brook <paul@codesourcery.com>
6545 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6546 * config/arm/vfp11.md: ...here. New.
6547 * config/arm/arm.md: Include vfp11.md.
6549 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6551 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6552 parameter to inform call.
6554 2008-08-26 Jeff Law <law@redhat.com>
6556 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6557 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6558 preferred class when copying a constant into a partial word register.
6560 2008-08-26 Ben Elliston <bje@au.ibm.com>
6562 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6563 * cp/typeck.c: Likewise.
6564 * cp/tree.c: Likewise.
6565 * gimple-low.c: Likewise.
6568 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6570 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6571 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6573 * doc/passes.texi: Describe IRA.
6575 * doc/tm.texi (IRA_COVER_CLASSES,
6576 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6578 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6579 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6580 -fira-propagate-cost, -fno-ira-share-save-slots,
6581 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6583 * flags.h (ira_algorithm): New enumeration.
6584 (flag_ira_algorithm, flag_ira_verbose): New external variable
6587 * postreload.c (gate_handle_postreload): Don't do post reload
6588 optimizations unless the reload is completed.
6590 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6593 * tree-pass.h (pass_ira): New external variable declaration.
6595 * reload.h: Add 2008 to the Copyright.
6597 * cfgloopanal.c: Include params.h.
6598 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6601 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6603 * toplev.c (ira.h): New include.
6604 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6605 (backend_init_target): Call ira_init.
6606 (backend_init): Call ira_init_once.
6607 (finalize): Call finish_ira_once.
6609 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6610 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6613 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6614 may_move_out_cost): New external variable declarations.
6615 (move_table): New typedef.
6617 * caller-save.c: Include headers output.h and ira.h.
6618 (no_caller_save_reg_set): New global variable.
6619 (save_slots_num, save_slots): New variables.
6620 (reg_save_code, reg_restore_code, add_stored_regs): Add
6622 (init_caller_save): Set up no_caller_save_reg_set.
6623 (init_save_areas): Reset save_slots_num.
6624 (saved_hard_reg): New structure.
6625 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6626 (initiate_saved_hard_regs, new_saved_hard_reg,
6627 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6629 (setup_save_areas): Add code for sharing stack slots.
6630 (all_blocks): New variable.
6631 (save_call_clobbered_regs): Process pseudo-register too.
6632 (mark_set_regs): Process pseudo-register too.
6633 (insert_one_insn): Put the insn after bb note in a empty basic
6634 block. Add insn check.
6636 * global.c (eliminable_regset): Make it external.
6637 (mark_elimination): Use DF_LR_IN for IRA.
6638 (pseudo_for_reload_consideration_p): New.
6639 (build_insn_chain): Make it external. Don't ignore spilled
6640 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6641 (gate_handle_global_alloc): New function.
6642 (pass_global_alloc): Add the gate function.
6644 * opts.c (decode_options): Set up flag_ira. Print the warning for
6646 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6648 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6650 * regmove.c (regmove_optimize): Don't do replacement of output for
6653 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6654 New external variable declarations.
6656 * local-alloc.c (update_equiv_regs): Make it external. Return
6657 true if jump label rebuilding should be done. Rescan new_insn for
6659 (gate_handle_local_alloc): New function.
6660 (pass_local_alloc): Add the gate function.
6662 * alias.c (value_addr_p, stack_addr_p): New functions.
6663 (nonoverlapping_memrefs_p): Use them for IRA.
6665 * common.opt (fira, fira-algorithm, fira-coalesce,
6666 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6667 fira-verbose): New options.
6669 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6670 move_cost, may_move_in_cost, may_move_out_cost): Make the
6672 (move_table): Remove typedef.
6673 (init_move_cost): Make it external.
6674 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6677 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6678 setup_reg_classes): New function prototypes.
6679 (eliminable_regset): New external variable declaration.
6680 (build_insn_chain, update_equiv_regs): New function prototypes.
6682 * Makefile.in (IRA_INT_H): New definition.
6683 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6684 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6685 (reload1.o, toplev.o): Add dependence on ira.h.
6686 (cfgloopanal.o): Add PARAMS_H.
6687 (caller-save.o): Add dependence on output.h and ira.h.
6688 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6689 ira-emit.o, ira-lives.o): New entries.
6691 * passes.c (pass_ira): New pass.
6693 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6695 * reload1.c (ira.h): Include the header.
6696 (changed_allocation_pseudos): New bitmap.
6697 (init_reload): Initiate the bitmap.
6698 (compute_use_by_pseudos): Permits spilled registers in FROM.
6699 (temp_pseudo_reg_arr): New variable.
6700 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6701 IRA. Call alter_reg with the additional parameter. Don't clear
6702 spilled_pseudos for IRA. Restore original insn chain for IRA.
6703 Clear changed_allocation_pseudos at the end of reload.
6704 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6705 (hard_regno_to_pseudo_regno): New variable.
6706 (count_pseudo): Check spilled pseudos. Set up
6707 hard_regno_to_pseudo_regno.
6708 (count_spilled_pseudo): Check spilled pseudos. Update
6709 hard_regno_to_pseudo_regno.
6710 (find_reg): Use better_spill_reload_regno_p. Check
6711 hard_regno_to_pseudo_regno.
6712 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6714 (eliminate_regs_1): Use additional parameter for alter_reg.
6715 (finish_spills): Set up pseudo_previous_regs only for spilled
6716 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6717 more arguments. Don't clear live_throughout and dead_or_set for
6718 spilled pseudos. Use additional parameter for alter_reg. Call
6719 mark_allocation_change. Set up changed_allocation_pseudos.
6720 Remove sanity check.
6721 (emit_input_reload_insns, delete_output_reload): Use additional
6722 parameter for alter_reg. Call mark_allocation_change.
6723 (substitute, gen_reload_chain_without_interm_reg_p): New
6725 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6727 * testsuite/gcc.dg/20080410-1.c: New file.
6729 * config/s390/s390.h (IRA_COVER_CLASSES,
6730 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6732 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6734 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6736 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6738 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6740 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6742 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6744 2008-08-24 Jeff Law <law@redhat.com>
6745 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6746 when ignoring unavailable registers.
6748 2008-08-24 Jeff Law <law@redhat.com>
6749 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6750 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6751 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6752 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6754 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6755 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6757 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6758 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6759 * reload1.c (find_reg): Process registers in register allocation order.
6761 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6762 * toplev.c (backend_init_target): Move ira_init call from
6764 (lang_dependent_init_target): ...to here.
6766 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6767 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6768 calculate memory move costs for NO_REGS.
6770 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6771 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6772 STACK_REGS is defined.
6774 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6775 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6777 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6778 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6780 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6781 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6782 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6785 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6786 Dorit Nuzman <dorit@il.ibm.com>
6788 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6789 vec_extract_evenv4sf, vec_extract_evenv8hi,
6790 vec_extract_evenv16qi, vec_extract_oddv4si,
6791 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6792 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6793 vec_interleave_highv4si, vec_interleave_lowv4si,
6794 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6795 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6796 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6798 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6801 * config/rs6000/rs6000.c (optimization_options): Don't default to
6802 section anchors without toplevel reorder.
6804 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6806 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6807 (mfc_end_critical_section): Likewise.
6809 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6811 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6812 all type qualifiers from element type to vector type.
6814 2008-08-25 David Daney <ddaney@avtrex.com>
6816 * config/mips/mips.md (immediate_insn): Move up in file, fix
6817 comment typo, reformat.
6818 (fetchop_bit, atomic_hiqi_op memory_barrier,
6819 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6820 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6821 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6822 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6823 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6824 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6825 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6826 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6827 sync_old_nand<mode>, sync_new_nand<mode>,
6828 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6829 test_and_set_12): Moved to sync.md.
6831 * config/mips/sync.md: New file.
6833 2008-08-25 Richard Henderson <rth@redhat.com>
6835 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6836 (regsave): Likewise.
6837 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6838 (output_cfi_directive): Likewise.
6839 (div_data_align): New.
6840 (output_cfi): Use it.
6842 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6844 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6845 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6846 (TARGET_OCTEON): New macro.
6847 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6848 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6849 (ISA_HAS_POP): New macro.
6850 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6852 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6854 * config/mips/mips.md (cpu): Add octeon.
6855 (type): Add pop attribute value.
6856 (popcount<mode>2): New pattern.
6857 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6859 2008-08-24 Jan Hubicka <jh@suse.cz>
6861 * doc/invoke.texi (-fipa-cp-clone): New option.
6862 (-fipa-cp): Update docs.
6863 (--param ipcp-unit-growth):New.
6864 * ipa-cp.c: Include fibheap.h, params.h
6865 (ipcp_initialize_node_lattices): When not cloning, all externally
6866 visible functions are bottom.
6867 (ipcp_need_redirect_p): Accept clones.
6868 (ipcp_insert_stage): Use cost driven heuristics.
6869 (max_count, dead_nodes): New static vars.
6870 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6871 ipcp_const_param_count): New functions.
6872 * common.opt (ipa-cp-clone): New command line option.
6873 * params.def (ipcp-unit-growth): New.
6875 2008-08-24 Jan Hubicka <jh@suse.cz>
6877 * tree-inline.c (tree_function_versioning): Look harder
6878 for referenced vars.
6880 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6882 PR tree-optimization/37185
6883 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6885 2008-08-23 Jan Hubicka <jh@suse.cz>
6887 * ipa-cp.c (ipcp_analyze_node): New function.
6888 (ipcp_update_cloned_node): Use it.
6889 (ipcp_init_stage): Likewise.
6890 * ipa-inline.c (function_insertion_hook_holder): New static var.
6891 (analyze_function): Break out from ....
6892 (inline_generate_summary): Here; register insertion hook.
6893 (cgraph_decide_inlining): Remove hook.
6894 (add_new_function): New function.
6896 2008-08-23 Jan Hubicka <jh@suse.cz>
6898 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6900 2008-08-23 Jan Hubicka <jh@suse.cz>
6902 * ipa-cp.c (constant_val_insert): Remove.
6903 (ipcp_propagate_one_const): Remove.
6904 (ipcp_create_replace_map): Always insert replacements to the map.
6905 (ipcp_insert_stage): Do not try to insert statements by hand.
6906 * tree-inline.c (insert_init_stmt): Break out from ...
6907 (setup_one_parameter): ... here; allow NULL BB pointer.
6908 (tree_function_versioning): Use setup_one_parameter to process
6911 2008-08-23 Jan Hubicka <jh@suse.cz>
6913 * tree.c (decl_address_ip_invariant_p): New function.
6914 * tree.h (decl_address_ip_invariant_p): Declare.
6915 * gimple.c (strip_invariant_refs): Break out from ...
6916 (is_gimple_invariant_address): ... here
6917 (is_gimple_ip_invariant_address): New function.
6918 (is_gimple_ip_invariant): New function.
6919 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6922 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6923 (ipcp_lat_is_insertable): All constants are insertable.
6924 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6925 IPA_CONST_VALUE_REF.
6926 (ipcp_initialize_node_lattices): Propagate all types of operands.
6927 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6928 (ipcp_create_replace_map): Reformat.
6929 (ipcp_need_redirect_p): Simplify.
6930 (ipcp_insert_stage): Check that argument is used before clonning.
6931 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6933 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6934 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6935 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6936 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6937 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6938 * tree-inline.c (tree_function_versioning): Add variables referenced
6941 2008-08-23 Jan Hubicka <jh@suse.cz>
6944 * i386.c (standard_80387_constant_p): Use optimize_size.
6946 2008-08-23 Ira Rosen <irar@il.ibm.com>
6948 PR tree-optimization/37161
6949 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6950 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6951 (vect_determine_vectorization_factor): Move the scalar type
6952 retrieval to vect_get_smallest_scalar_type.
6953 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6954 scalar type. Remove redundant computation.
6955 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6956 (vect_get_slp_defs): Take the type of RHS into account if
6957 necessary by calling vect_get_smallest_scalar_type. Call
6958 vect_get_constant_vectors with additional argument.
6960 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6963 * doc/invoke.texi (Wwrite-strings): Clarify description.
6965 2008-08-23 Ira Rosen <irar@il.ibm.com>
6967 PR tree-optimization/37174
6968 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6969 def stmt is a part of the loop before accessing its stmt_vec_info.
6971 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6974 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6975 (*swap): New insn pattern.
6976 (*ashlqi3): Rename from ashlqi3 insn pattern.
6977 (ashlqi3): New expanders.
6978 (*lshrqi3): Rename from lshrqi3 insn pattern.
6979 (lshrqi3): New expanders.
6980 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6981 lshrqi3_const5, lshrqi3_const6): New splitters.
6982 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6983 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6986 2008-08-22 Richard Guenther <rguenther@suse.de>
6988 PR tree-optimization/37078
6989 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6990 [+INF, +INF] ranges.
6992 2008-08-22 Richard Guenther <rguenther@suse.de>
6994 PR tree-optimization/37143
6995 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6996 a conversion statement instead of a copy.
6998 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7001 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7002 CCCmode, CCOmode and CCSmode destination modes.
7005 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7006 from different units in a single alternative.
7007 (*vec_extractv2sf_1): Ditto.
7008 (*vec_extractv2si_0): Ditto.
7009 (*vec_extractv2si_1): Ditto.
7010 * config/i386/sse.md (sse2_storehpd): Ditto.
7011 (sse2_storelpd): Ditto.
7012 (sse2_loadhpd): Ditto.
7013 (sse2_loadlpd): Ditto.
7016 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7017 (popcountsi2): Ditto.
7018 (clzdi2_abm): Ditto.
7019 (popcountdi2): Ditto.
7020 (clzhi2_abm): Ditto.
7021 (popcounthi2): Ditto.
7023 2008-08-22 Richard Guenther <rguenther@suse.de>
7027 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7028 if the multiplication does not overflow.
7030 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7032 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7034 2008-08-21 Richard Henderson <rth@redhat.com>
7036 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7037 spurrious comma from test.
7038 * configure: Rebuild.
7040 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7043 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7046 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7048 * c-tree.h (grokfield): New argument.
7049 * c-decl.c (grokfield): Handle new location argument.
7050 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7052 2008-08-21 Richard Guenther <rguenther@suse.de>
7054 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7056 2008-08-21 Jan Hubicka <jh@suse.cz>
7058 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7059 (cgraph_add_function_insertion_hook,
7060 cgraph_remove_function_insertion_hook,
7061 cgraph_call_function_insertion_hooks): New functions.
7062 * cgraph.h (cgraph_add_function_insertion_hook,
7063 cgraph_remove_function_insertion_hook,
7064 cgraph_call_function_insertion_hooks): Declare.
7065 * ipa-reference.c (function_insertion_hook_holder): New variable.
7066 (check_operand, look_for_address_of): When checking late, do not care
7067 about module bitmaps.
7068 (add_new_function): New function.
7069 (generate_summary): Register hooks; zero module bitmaps.
7070 (propagate): Unregister hooks.
7071 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7072 (add_new_function): New function.
7073 (generate_summary): Register hook.
7074 (propagate): Remove hook.
7076 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7078 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7079 * ipa-cp.c (ipcp_update_cloned_node): New function.
7080 (build_const_val): Handle functions correctly; bring type logic
7081 into sync with tree-inline.c
7082 (ipcp_init_stage): Take care of computing stuff needed by
7083 indirect inlining; update clones.
7084 (ipcp_generate_summary): Break out of ipcp_driver.
7085 (ipcp_driver): Do only execution and transformation.
7086 (pass_ipa_cp): Make IPA_PASS.
7087 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7089 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7090 ipcp, some info is already available.
7091 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7092 * tree-inline.c (remap_ssa_name): Unshare expression.
7094 2008-08-21 Richard Guenther <rguenther@suse.de>
7096 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7097 a PHI ask VN if it is already available.
7098 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7099 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7101 2008-08-21 Richard Guenther <rguenther@suse.de>
7104 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7105 makes sure to produce a result of the correct type.
7107 2008-08-21 Jan Hubicka <jh@suse.cz>
7108 Backport from LTO branch:
7110 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7111 Jan Hubicka <jh@suse.cz>
7114 (init_state, finish_state, set_function_state, generate_summary):
7116 (scan_stmt): Renamed from scan_function. Changed to keep state in
7117 local static vars rather than cgraph aux field.
7118 (propagate): Renamed from static_execute. Changed to keep state in
7119 local static vars rather than cgraph aux field.
7120 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7121 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7123 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7125 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7126 * ipa-reference.c (init_function_info, generate_summary,
7127 propagate): New functions.
7128 (analyze_function): Call init_function_info.
7129 (static_execute): Stripped into generate_summary and propagate.
7130 (pass_ipa_reference): Made into ipa_opt_pass.
7132 2008-08-21 Richard Guenther <rguenther@suse.de>
7134 PR tree-optimization/37181
7135 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7137 (extract_range_from_unary_expr): Likewise.
7139 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7141 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7143 * toplev.h (pedwarn_at): Likewise.
7144 * builtins.c: Update all calls to pedwarn.
7145 * c-lex.c: Likewise.
7146 * toplev.c: Likewise.
7147 * c-tree.h: Likewise.
7148 * c-decl.c: Likewise.
7149 * c-errors.c: Likewise.
7150 * c-typeck.c: Likewise.
7151 * c-common.c: Likewise.
7152 * c-parser.c: Likewise.
7154 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7157 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7158 with MODE_VECTOR_INT mode.
7160 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7163 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7164 initialized outside the current module.
7165 (warn_uninitialized_var): Ignore left-hand side when walking the
7166 trees. Ignore address expressions. Examine VUSE operands in gimple
7167 statements with a variable declaration on the right-hand side.
7169 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7172 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7174 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7177 * c-common.c (conversion_warning): Do not warn if applying bit-and
7178 operator to unsigned constant that fits in the target type.
7180 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7183 * c-common.c (conversion_warning): Do not warn for artificial
7186 2008-08-20 Richard Guenther <rguenther@suse.de>
7188 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7189 (extract_range_from_binary_expr): Fall back to constant propagation.
7190 (extract_range_from_unary_expr): Likewise.
7192 2008-08-20 Richard Guenther <rguenther@suse.de>
7194 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7195 with TREE_THIS_VOLATILE on shared nodes.
7196 (fold_stmt_r): Likewise.
7198 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7201 * c-parser.c (c_parser_attributes): For keywords use canonical
7202 spelling for attr_name.
7204 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7206 * value-prof.c (check_counter): Revert wrong call to error.
7208 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7210 * profile.c: Update calls to inform.
7211 * value-prof.c: Update calls to inform.
7213 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7215 * diagnostic.c (inform): Add an explicit location_t parameter.
7216 * toplev.h (inform): Update declaration.
7217 * builtins.c: Update all calls to inform.
7218 * c-common.c: Likewise.
7219 * c-decl.c: Likewise.
7220 * c-opts.c: Likewise.
7221 * c-pch.c: Likewise.
7222 * c-pragma.c: Likewise.
7223 * c-typeck.c: Likewise.
7224 * coverage.c: Likewise.
7226 * toplev.c: Likewise.
7227 * tree-cfg.c: Likewise.
7228 * tree-ssa.c: Likewise.
7230 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7233 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7234 V2DI mode, for SSE4.1, use movq instead of vector set if the
7235 second element is zero and inter-unit moves are OK.
7237 2008-08-20 Richard Guenther <rguenther@suse.de>
7239 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7240 properly handle conversion/copy chains after tuplification.
7242 2008-08-20 Richard Guenther <rguenther@suse.de>
7244 * passes.c (init_optimization_passes): Move the second
7245 forwprop pass before alias computation. Remove the second
7246 DCE pass. Remove the first dominator and phi copy/const
7249 2008-08-20 Nick Clifton <nickc@redhat.com>
7251 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7252 support of this feature. Do not assume that a sufficiently new
7253 assembler will support the feature regardless of the target type.
7254 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7255 * configure: Regenerate.
7257 2008-08-20 Richard Guenther <rguenther@suse.de>
7259 * tree-vrp.c (found_in_subgraph): Remove.
7260 (live): New global static.
7261 (live_on_edge): New function.
7262 (blocks_visited): Remove.
7263 (register_edge_assert_for_2): Use live_on_edge.
7264 (find_conditional_asserts): Remove code dealing with
7265 found_in_subgraph. Do not walk the CFG.
7266 (find_switch_asserts): Likewise.
7267 (find_assert_locations_1): Renamed from find_assert_locations.
7268 Move finding assert locations for conditional and switch
7269 statements first. Update live bitmap. Do not walk the CFG.
7270 (find_assert_locations): New function.
7271 (insert_range_assertions): Remove entry of CFG walk.
7272 Adjust call to find_assert_locations.
7273 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7274 that only can appear because of fake exit edges but assert we
7275 never try to insert on those.
7276 (fini_pre): Do not remove fake exit edges here...
7277 (execute_pre): ...but here, before committing edge inserts.
7279 2008-08-19 Richard Guenther <rguenther@suse.de>
7281 * passes.c (init_optimization_passes): Exchange store-ccp
7284 2008-08-19 Rafael EspÃ
\83Ândola <espindola@google.com>
7286 * varasm.c (weak_decls): Move earlier in the file.
7287 (assemble_external): Add weak decls to the weak_decls list.
7288 (declare_weak): Don't add decls to the weak_decls list.
7290 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7293 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7294 before (sse2_shufpd_<mode>).
7296 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7299 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7300 * tree.c (block_nonartificial_location): Likewise.
7302 2008-08-19 Richard Guenther <rguenther@suse.de>
7304 PR tree-optimization/35972
7305 PR tree-optimization/23094
7306 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7308 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7309 handle MISALIGNED_INDIRECT_REF.
7310 (get_ref_from_reference_ops): New helper.
7311 (vn_reference_lookup_pieces): Walk the use-def chain using the
7312 alias-oracle if requested.
7313 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7314 walking the use-def chain.
7315 (compute_avail): But not here.
7316 (create_component_ref_by_pieces_1): Properly handle
7317 MISALIGNED_INDIRECT_REF.
7318 (do_regular_insertion): Handle fully redundant
7319 expressions after PHI-translation also for SSA_NAME values, not
7320 only constants. Correctly use edoubleprime for that.
7322 2008-08-19 Ira Rosen <irar@il.ibm.com>
7324 * tree-vectorizer.c (supportable_widening_operation): Support
7325 multi-step conversion, return the number of steps in such conversion
7326 and the required intermediate types.
7327 (supportable_narrowing_operation): Likewise.
7328 * tree-vectorizer.h (vect_pow2): New function.
7329 (supportable_widening_operation): Change argument types.
7330 (supportable_narrowing_operation): Likewise.
7331 (vectorizable_type_promotion): Add an argument.
7332 (vectorizable_type_demotion): Likewise.
7333 * tree-vect-analyze.c (vect_analyze_operations): Call
7334 vectorizable_type_promotion and vectorizable_type_demotion with
7335 additional argument.
7336 (vect_get_and_check_slp_defs): Detect patterns.
7337 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7339 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7340 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7341 factor according to the smallest type in the loop.
7342 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7343 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7344 supportable_widening_operation with correct arguments.
7345 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7346 operands lists according to the number of vector statements in left
7347 or right node, if exists.
7348 (vect_gen_widened_results_half): Remove unused argument.
7349 (vectorizable_conversion): Call supportable_widening_operation,
7350 supportable_narrowing_operation, and vect_gen_widened_results_half
7351 with correct arguments.
7352 (vectorizable_assignment): Change documentation, support multiple
7354 (vectorizable_operation): Likewise.
7355 (vect_get_loop_based_defs): New function.
7356 (vect_create_vectorized_demotion_stmts): Likewise.
7357 (vectorizable_type_demotion): Support loop-aware SLP and general
7358 multi-step conversion. Call vect_get_loop_based_defs and
7359 vect_create_vectorized_demotion_stmts for transformation.
7360 (vect_create_vectorized_promotion_stmts): New function.
7361 (vectorizable_type_promotion): Support loop-aware SLP and general
7362 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7364 (vectorizable_store): Change documentation, support multiple
7366 (vectorizable_load): Likewise.
7367 (vect_transform_stmt): Pass SLP_NODE to
7368 vectorizable_type_promotion and vectorizable_type_demotion.
7369 (vect_schedule_slp_instance): Move here the calculation of number
7370 of vectorized statements for each node from...
7371 (vect_schedule_slp): ... here.
7372 (vect_transform_loop): Call vect_schedule_slp without the last
7375 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7378 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7379 to == in assert statement.
7380 (vectorizable_reduction): Fix typo.
7382 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7385 * value-prof.c (check_counter): Dereference pointer to overall
7386 count when printing it.
7388 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7390 * profile.h: Really add it.
7392 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7394 * mcf.c: Really add it.
7396 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7397 Vinodha Ramasamy <vinodha@google.com>
7399 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7401 * value-prof.c (check_counter): Fix the counter if
7402 flag_profile_correction is true.
7403 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7404 tree_mod_subtract_transform):
7405 Follow check_counter parameter change.
7406 * common.opt (fprofile-correction): New option.
7408 * profile.h: Likewise.
7409 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7410 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7411 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7413 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7414 flag_profile_correction is set.
7416 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7418 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7420 2008-08-18 Tomas Bily <tbily@suse.cz>
7422 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7423 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7425 * tree-data-ref.c (split_constant_offset_1): Likewise.
7426 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7427 * tree-sra.c (sra_walk_expr): Likewise.
7428 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7429 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7430 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7431 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7433 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7434 * tree-vect-transform.c (vectorizable_type_demotion)
7435 (vectorizable_type_promotion): Likewise.
7436 * tree-inline.c (expand_call_inline):
7437 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7438 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7439 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7440 * expr.c (expand_expr_real_1): Likewise.
7441 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7442 (gimple_assign_unary_useless_conversion_p): Likewise.
7443 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7444 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7445 * fold-const.c (fold_unary): Likewise.
7446 * tree.h (CONVERT_EXPR_P): Likewise.
7447 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7448 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7450 (register_edge_assert_for_2, extract_range_from_unary_expr)
7451 (register_edge_assert_for_1): Likewise.
7453 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7455 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7456 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7457 (enum real_value_const): Delete.
7458 (get_real_const): Delete.
7459 * real.c (get_real_const): Delete.
7460 (dconst_e_ptr): Define.
7461 (dconst_third_ptr): Define.
7462 (dconst_sqrt2_ptr): Define.
7463 * builtins.c: Update all callers.
7465 2008-08-18 Richard Guenther <rguenther@suse.de>
7467 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7468 statement iterator after statement removal.
7470 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7472 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7473 (detect_processor_freebsd): Likewise.
7474 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7476 2008-08-18 Richard Guenther <rguenther@suse.de>
7478 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7479 and loads have the correct types.
7481 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7484 * c-opts.c (cpp_opts): Remove static.
7485 * c-parser.c (cpp_opts): Declare it extern.
7486 (disable_extension_diagnostics): Handle cpp options.
7487 (enable_extension_diagnostics): Likewise.
7489 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7491 * diagnostics.c (permerror_at): Rename as permerror.
7492 (permerror): Delete.
7493 * toplev.h: Likewise.
7495 2008-08-18 Richard Guenther <rguenther@suse.de>
7497 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7498 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7499 Move call_cdce before build_alias. Move copyrename2,
7500 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7501 right after final inlining.
7502 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7503 (pass_build_cfg): But instead via TODO_dump_func.
7505 2008-08-18 Richard Guenther <rguenther@suse.de>
7507 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7509 (scalarize_init): If we failed to generate some initializers
7510 do not generate zeros for not instantiated members. Instead
7511 rely on the copy out.
7512 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7513 about missing flow-sensitive alias info only if we have
7516 2008-08-17 Nick Clifton <nickc@redhat.com>
7518 * doc/extend.texi (Function Attributes): Fix typo in description
7519 if hot function attribute.
7521 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7522 Richard Sandiford <rdsandiford@googlemail.com>
7524 * doc/install.texi (--with-mips-plt): Document.
7525 * doc/invoke.texi (-mplt, -mno-plt): Document.
7526 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7527 and handle ${with_mips_plt}.
7528 * config/mips/mips.opt (mplt): New option.
7529 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7530 (TARGET_ABICALLS_PIC2): Likewise.
7531 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7532 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7533 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7534 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7535 to decide whether to output ".option picX" directives.
7536 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7537 Pass -call_nonpic rather than -KPIC for -mplt.
7538 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7539 on the command line. Also remove it when -mabi=64 is used without
7541 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7542 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7543 TARGET_ABICALLS_PIC0.
7544 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7546 (mips16_build_function_stub): Only output ".option pic" directives
7547 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7548 (mips16_build_call_stub): Fix comment and remove redundant
7549 ".set at"/"set .noat" directives.
7550 (mips_function_rodata_section): Use the default behaviour for
7551 TARGET_ABSOLUTE_ABICALLS.
7552 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7553 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7554 (mips_restore_gp): Do nothing if the current function doesn't use
7556 (mips_expand_prologue): Only save $gp if the current function uses it.
7557 Use a normal move for TARGET_ABICALLS_PIC0.
7558 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7560 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7562 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7563 of function when handling GLOBAL_POINTER_REGNUM.
7565 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7568 * common.opt (-fstack-check): Do not declare the variable here.
7569 (-fstack-check=): New option variant.
7570 * doc/invoke.texi (Code Gen Options): Document it.
7571 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7572 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7573 (STACK_CHECK_STATIC_BUILTIN): New macro.
7574 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7575 * opts.c: Include expr.h.
7576 (common_handle_option) <OPT_fold_stack_check_>: New case.
7577 <OPT_fstack_check>: Likewise.
7578 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7579 consistently in the test for variable-sized types. Adjust for
7580 new behaviour of flag_stack_check.
7581 * explow.c: Include except.h.
7582 (allocate_dynamic_stack_space): Do not take into account
7583 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7584 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7585 for variable-sized parameters. Treat all parameters whose size is
7586 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7587 stack checking is enabled.
7588 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7589 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7590 if generic stack checking is enabled.
7591 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7592 * reload1.c (reload): Likewise.
7593 * stmt.c (expand_decl): Assert that all automatic variables have
7594 fixed size at this point and remove dead code.
7595 * flags.h (stack_check_type): New enumeration type.
7596 (flag_stack_check): Declare.
7597 * toplev.c (flag_stack_check): New global variable.
7598 * Makefile.in (opts.o): Add dependency on EXPR_H.
7599 (explow.o): Add dependency on except.h.
7601 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7603 * config/avr/avr.c (avr_override_options): Reduce value of
7604 PARAM_INLINE_CALL_COST.
7606 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7608 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7609 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7610 lieu of TYPE_MODE (type) throughout.
7612 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7614 * config/arm/arm.c (add_minipool_backward_ref): Check for
7615 8-byte-aligned entries in second case of forcing insertion after a
7616 particular entry. Change third case to avoid inserting
7617 non-8-byte-aligned entries before 8-byte-aligned ones.
7619 2008-08-15 Richard Guenther <rguenther@suse.de>
7621 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7622 strip components for unknown size accesses.
7624 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7626 * config/s390/2097.md New file.
7627 * config/s390/s390.md ("z10prop" attribute): Define none,
7628 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7629 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7630 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7631 possible values and apply them to insns as appropriate.
7632 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7633 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7634 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7635 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7636 ("bfp" mode attribute): Removed. Every occurence replaced
7638 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7639 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7642 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7645 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7648 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7650 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7651 additional argument. Support reduction when duplication is needed due
7652 to data-types of different sizes in the loop.
7653 (get_initial_def_for_induction): Fix printout.
7654 (vect_get_vec_def_for_stmt_copy): Support case where the
7655 vec_stmt_for_operand is a phi node.
7656 (vectorizable_reduction): Support reduction when duplication is needed
7657 due to data-types of different sizes in the loop.
7658 (vectorizable_call): Remove restriction to not vectorize in case we
7659 have data-types of different sizes in the loop.
7660 (vectorizable_conversion): Likewise.
7661 (vectorizable_operation): Likewise.
7662 (vectorizable_type_demotion): Likewise.
7663 (vectorizable_type_promotion): Likewise.
7664 (vectorizable_induction): Add restriction to not vectorize in case
7665 we have data-types of different sizes in the loop.
7667 2008-08-14 Christophe Saout <christophe@saout.de>
7668 Uros Bizjak <ubizjak@gmail.com>
7671 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7672 (*vec_concatv2di_rex64_sse4_1): Ditto.
7673 (*vec_concatv2di_rex64_sse): Ditto.
7675 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7678 * fold-const.c (fold_widened_comparison): Do not allow
7679 sign changes that change the result even if shorter type
7680 is wider than arg1_unw's type.
7682 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7684 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7685 Skip if the multilib testing specifies -march that does not
7686 agree with the one specified in the testcase.
7688 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7690 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7691 zero extend SImode values being converted to TFmode before passing
7694 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7696 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7697 __PPU__ when targeting the Cell/B.E. PPU processor.
7699 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7701 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7702 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7703 Rematerialize the static chain, if any.
7704 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7707 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7709 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7710 (new_loc_descr): Likewise.
7711 (add_loc_descr): Likewise.
7712 (size_of_loc_descr): Likewise.
7713 (size_of_locs): Likewise.
7714 (output_loc_operands): Likewise.
7715 (output_loc_sequence): Likewise.
7716 (new_reg_loc_descr): New.
7717 (build_cfa_loc): Use it.
7718 (build_cfa_aligned_loc): Likewise.
7719 (one_reg_loc_descriptor): Likewise.
7720 (based_loc_descr): Likewise.
7722 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7725 * doc/invoke.texi (Wmain): Update.
7726 * c-decl.c (start_decl): warn_main is only 0 or 1.
7727 (start_function): Likewise. Fix formatting.
7728 (finish_function): Delete redundant warning.
7729 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7730 * c-opts (c_common_handle_option): -Wall only has effect if
7731 warn_main is uninitialized. OPT_Wmain is automatically
7732 handled. -pedantic also enables Wmain.
7733 (c_common_post_options): Handle all logic for Wmain here.
7734 * c-common.c (warn_main): Delete.
7735 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7736 * c-common.h (warn_main): Delete.
7738 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7741 * expr.c (emit_group_store): Allocate stack temp with the
7742 largest alignment when copying from register to stack.
7744 2008-08-13 Richard Guenther <rguenther@suse.de>
7746 * tree.h (maybe_fold_offset_to_address): Declare.
7747 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7748 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7749 Likewise for POINTER_PLUS_EXPR.
7750 (maybe_fold_offset_to_reference): Enable disabled code.
7751 (maybe_fold_offset_to_address): New function.
7752 (fold_stmt_r): Use it.
7753 (fold_gimple_assign): Likewise.
7754 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7755 (gimplify_expr): Likewise.
7757 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7759 * toplev.h (pedwarn_at): Fix declaration.
7761 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7763 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7764 LINK_SPEC): Use %R in -Y P argument.
7766 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7769 * diagnostic.c (pedwarn_at): New.
7770 * toplev.h (pedwarn_at): Declare.
7771 * c-tree.h (build_enumerator): Update declaration.
7772 * c-decl.c (finish_enum): Update comment.
7773 (build_enumerator): Take a location parameter. Give a pedwarn but do
7774 not perform any conversion.
7775 * c-parser.c (c_parser_enum_specifier): Set correct location for
7778 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7781 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7782 expressions except for conversions to signed:1 bitfields. Handle
7783 COND_EXPR with constant operands.
7785 2008-08-13 Richard Guenther <rguenther@suse.de>
7787 PR tree-optimization/15255
7788 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7789 (struct oecount_s): New struct and VEC types.
7791 (oecount_hash): New function.
7792 (oecount_eq): Likewise.
7793 (oecount_cmp): Likewise.
7794 (zero_one_operation): New function.
7795 (build_and_add_sum): Likewise.
7796 (undistribute_ops_list): Perform un-distribution of multiplication
7797 and division on the chain of summands.
7798 (should_break_up_subtract): Also break up subtracts for factors.
7799 (reassociate_bb): Delete dead visited statements.
7800 Call undistribute_ops_list. Re-sort and optimize if it did something.
7801 * passes.c (init_optimization_passes): Move DSE before
7803 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7806 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7808 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7810 * doc/invoke.texi: Revert unintended checkin.
7812 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7815 * gcc.c (include_spec_function): Tweak call to find_a_file.
7817 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7820 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7821 and TRUTH_ORIF_EXPR.
7822 * dojump.c (do_jump): Likewise.
7824 PR tree-optimization/37084
7825 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7826 if id->regimplify, don't assume stmt is a cast assignment.
7828 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7830 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7832 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7835 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7838 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7840 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7841 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7843 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7844 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7845 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7846 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7847 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7849 * doc/tm.texi (Storage Layout): Remove documentation for
7850 TARGET_FLOAT_FORMAT.
7852 * simplify-rtx.c (simplify_binary_operation_1): Replace
7853 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7855 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7857 * real.h (struct real_format): New member has_sign_dependent_rounding.
7858 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7859 spu_single_format, ieee_double_format, mips_double_format,
7860 motorola_double_format, ieee_extended_motorola_format,
7861 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7862 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7863 mips_extended_format, ieee_quad_format, mips_quad_format,
7864 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7865 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7867 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7868 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7869 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7870 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7871 (ROUND_TOWARDS_ZERO): Likewise.
7873 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7874 (FLOAT_MODE_FORMAT): New macro.
7875 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7876 (MODE_COMPOSITE_P): ... this new macro.
7877 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7878 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7879 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7881 * flags.h: Include "real.h".
7883 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7884 REAL_MODE_FORMAT_COMPOSITE_P.
7885 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7887 * doc/tm.texi (Storage Layout): Remove documentation of
7888 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7889 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7890 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7891 they only apply to libgcc2.a.
7893 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7895 * config/spu/float_disf.c: New file.
7896 * config/spu/float_unsdisf.c: New file.
7897 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7898 (LIB2FUNCS_EXCLUDE): Define.
7900 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7901 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7903 * real.h (struct real_format): New member round_towards_zero.
7904 * real.c (round_for_format): Respect fmt->round_towards_zero.
7905 (ieee_single_format, mips_single_format, motorola_single_format,
7906 spu_single_format, ieee_double_format, mips_double_format,
7907 motorola_double_format, ieee_extended_motorola_format,
7908 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7909 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7910 mips_extended_format, ieee_quad_format, mips_quad_format,
7911 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7912 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7914 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7915 real_format to choose rounding mode when calling MPFR functions.
7916 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7917 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7919 * real.h (real_to_decimal_for_mode): Add prototype.
7920 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7921 Respect target rounding mode when generating decimal representation.
7922 (real_to_decimal): New stub for backwards compatibility.
7923 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7924 real_to_decimal_for_mode instead of real_to_decimal.
7926 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7928 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7929 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7931 * real.c (spu_single_format): New variable.
7932 * real.h (spu_single_format): Declare.
7934 * config/spu/spu.c (spu_override_options): Install SFmode format.
7935 (spu_split_immediate): Use integer mode to operate on pieces of
7936 floating-point values in all cases.
7938 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7939 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7940 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7942 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7944 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7946 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7948 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7950 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7953 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7954 on the VAR_DECL instead of TYPE_READONLY on its type.
7956 2008-08-12 Ira Rosen <irar@il.ibm.com>
7958 * tree-vectorizer.c: Depend on langhooks.h.
7959 (supportable_widening_operation): Add two arguments. Support double
7961 (supportable_narrowing_operation): Likewise.
7962 * tree-vectorizer.h (supportable_widening_operation): Add two
7964 (supportable_narrowing_operation): Likewise.
7965 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7966 supportable_widening_operation with correct arguments.
7967 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7968 (vectorizable_type_demotion): Support double type conversions.
7969 (vectorizable_type_promotion): Likewise.
7970 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7972 2008-08-11 Michael Matz <matz@suse.de>
7974 * i386/i386.c (override_options): Move initialisation from
7975 flag_schedule_insns_after_reload to here from ...
7976 (optimization_options): ... here.
7978 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7980 PR rtl-optimization/36998
7981 * dwarf2out.c (compute_barrier_args_size_1,
7982 compute_barrier_args_size): Temporarily remove assertions.
7984 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7987 * tree-ssa.c (struct walk_data): Add new flag
7988 warn_possibly_uninitialized.
7989 (warn_uninitialized_var): Use it.
7990 (warn_uninitialized_vars): New.
7991 (execute_early_warn_uninitialized): Call it.
7992 (execute_late_warn_uninitialized): Likewise.
7994 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7997 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8000 2008-08-09 Jan Hubicka <jh@suse.cz>
8003 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8005 (expand_fix): Be prepared for expansion to fail.
8006 (expand_sfix_optab): Remove instructions if expansion failed.
8008 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8010 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8012 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8013 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8015 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8017 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8018 mips/t-libgcc-mips16 to tmake_file.
8019 * config/mips/mips-protos.h (mips_call_type): New enum.
8020 (mips_pic_base_register, mips_got_load): Declare.
8021 (mips_restore_gp): Take an rtx argument.
8022 (mips_use_pic_fn_addr_reg_p): Declare.
8023 (mips_expand_call): Replace the sibcall_p argument with
8024 a mips_call_type argument. Add a lazy_p parameter.
8025 (mips_split_call): Declare.
8026 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8027 (MIPS16_PIC_TEMP): Likewise.
8028 (reg_class): Delete M16_NA_REGS.
8029 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8030 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8031 (mips_split_hi_p): Declare.
8032 * config/mips/mips.c (mips_split_hi_p): New array.
8033 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8034 (mips_got_symbol_type_p): New function.
8035 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8036 (mips16_stub_function_p): New function.
8037 (mips16_local_function_p): Likewise.
8038 (mips_use_pic_fn_addr_reg_p): Likewise.
8039 (mips_cannot_force_const_mem): Return false for HIGHs.
8040 Extend CONST_INT and symbolic handling to MIPS16, using
8041 mips_symbol_insns to check that the base symbol type is a
8042 legitimate constant. Reject GOT-based constants if
8043 TARGET_MIPS16_PCREL_LOADS.
8044 (mips_const_insns): Check targetm.cannot_force_const_mem when
8045 decomposing a symbolic base and a large offset.
8046 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8047 When calling a function that needs $25 from MIPS16 code,
8048 move the target address into $25 separately and add a USE
8050 (mips16_gp_pseudo_reg): Insert the initializer immediately
8051 before the first real insn.
8052 (mips_pic_base_register, mips_got_load): New functions.
8053 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8054 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8055 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8056 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8057 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8058 also passing NULL_RTX rather than const0_rtx as the aux argument.
8059 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8060 instead of TARGET_EXPLICIT_RELOCS.
8061 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8062 (mips_load_call_address): Replace the sibcall_p argument with
8063 a mips_call_type argument. Use mips_got_load.
8064 (mips16_local_alias): New structure.
8065 (mips16_local_aliases): New variable.
8066 (mips16_local_aliases_hash): New function.
8067 (mips16_local_aliases_eq): Likewise.
8068 (mips16_local_alias): Likewise.
8069 (mips16_stub_function): Likewise.
8070 (mips16_build_function_stub): Create a local alias for the target
8071 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8072 .cpload directive and an R_MIPS_NONE relocation for the target
8073 function, then load the alias rather than the function itself.
8074 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8075 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8076 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8077 (mips16_build_call_stub): Replace the FN parameter with an
8078 FN_PTR parameter. Force the address into a register if it
8079 isn't a call_insn_operand; don't rely on the caller to do this.
8080 If a call to a locally-defined and locally-binding MIPS16
8081 function must be made indirectly, redirect the call to the
8082 function's local alias. Use mips16_stub_function_p,
8083 mips16_stub_function, mips_expand_call and use_reg.
8084 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8085 Use explicit %hi and %lo accesses where possible.
8086 Use MIPS_CALL to generate the correct code form of a
8087 jal instruction. Add clobbers of $18 instead of uses.
8088 Update the call to mips_emit_call_insn.
8089 (mips_expand_call): Replace the SIBCALL_P argument with a
8090 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8091 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8092 allowing it to modify the call address. Update the calls to
8093 mips_load_call_address and mips_emit_call_insn.
8094 (mips_split_call): New function.
8095 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8096 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8097 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8098 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8099 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8101 (mips_cprestore_slot): New function.
8102 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8103 and use mips_cprestore_slot.
8104 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8106 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8107 then use a copygp_mips16 instruction to set up $28.
8108 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8109 (mips16_lay_out_constants): Call split_all_insns_noflow.
8110 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8111 false if TARGET_MIPS16.
8112 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8113 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8114 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8115 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8116 MIPS16 code. Allow MIPS16 o32 PIC.
8117 (mips_override_options): Allow MIPS16 o32 PIC.
8118 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8119 after reload if TARGET_USE_GOT.
8120 (UNSPEC_COPYGP): New constant.
8121 (length): Use a default length of 8 for MIPS16 GOT loads.
8122 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8123 (*got_page<mode>): Check mips_split_hi_p.
8124 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8125 (unspec_got<mode>, unspec_call<mode>): New expanders.
8126 (load_got<mode>, load_call<mode>): Remove the length attributes.
8127 Use a got attribute instead of a type attribute.
8128 (copygp_mips16): New insn.
8129 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8130 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8131 (sibcall, sibcall_value, call, call_value): Update the calls
8132 to mips_expand_call.
8133 (call_internal, call_value_internal): Use mips_split_call.
8134 (call_value_multiple_internal): Likewise.
8135 (call_split): Move after call_internal (the insn it is split from).
8136 (call_internal_direct, call_value_internal_direct): Turn into
8137 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8138 (call_direct_split, call_value_direct_split): New patterns.
8139 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8140 and use M16_REGS instead of M16_NA_REGS.
8141 * config/mips/predicates.md (const_call_insn_operand): Replace
8142 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8143 mips_use_pic_fn_addr_reg_p check.
8144 (move_operand): Reject HIGHs if mips_split_hi_p.
8145 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8146 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8147 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8148 * config/mips/libgcc-mips16.ver: New file.
8149 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8150 $(srcdir)/config/mips/libgcc-mips16.ver.
8152 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8154 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8156 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8157 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8158 (mips16_cfun_returns_in_fpr_p): Likewise.
8160 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8162 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8163 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8164 rather than 4 to PC.
8166 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8168 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8169 (FUNCTION_PROFILER): Save the static chain pointer into $2
8170 beforehand and restore it aftewards.
8171 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8172 address directly into $25 and call the function through $25;
8173 do not clobber $3. Pad the DImode version to cover the space
8174 left by the deleted $25 <- $3 move.
8175 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8176 the removal of the $25 <- $3 move.
8177 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8178 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8180 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8181 Daniel Jacobowitz <dan@codesourcery.com>
8183 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8184 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8185 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8186 * config/mips/mips.c (mips_start_function_definition): New function.
8187 (mips_end_function_definition): Likewise.
8188 (mips_output_function_prologue): Use mips_start_function_definition.
8189 (mips_output_function_epilogue): Use mips_end_function_definition.
8190 (build_mips16_function_stub): Use mips_start_function_definition
8191 and mips_end_function_definition.
8192 (build_mips16_call_stub): Likewise.
8194 2008-08-09 Richard Guenther <rguenther@suse.de>
8196 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8197 * gimple.h (gimple_call_fn): Adjust comment.
8198 (gimple_call_set_fndecl): New function.
8199 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8200 longer having bare FUNCTION_DECL operand.
8201 (gimple_call_return_type): Likewise.
8202 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8204 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8205 (gimple_mod_pow2): Likewise.
8206 (gimple_mod_subtract): Likewise.
8207 (gimple_ic): Likewise.
8208 (gimple_stringop_fixed_value): Likewise.
8209 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8210 longer having bare FUNCTION_DECL operand.
8211 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8212 * omp-low.c (optimize_omp_library_calls): Likewise.
8213 * cgraphunit.c (update_call_expr): Likewise.
8214 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8215 (execute_convert_to_rsqrt): Likewise.
8216 * cfgexpand.c (gimple_to_tree): Simplify.
8217 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8218 bare FUNCTION_DECL operand.
8219 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8220 (convert_gimple_call): Use gimple_call_fndecl.
8221 * c-common.c (c_warn_unused_result): Likewise.
8223 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8226 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8227 (c_finish_return): Likewise.
8228 (c_start_case): Likewise.
8229 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8230 * c-parser.c (c_parser_condition): New. Call
8231 verify_sequence_points.
8232 (c_parser_paren_condition): Call c_parser_condition.
8233 (c_parser_for_statement): Call c_parser_condition.
8235 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8238 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8239 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8240 Moved from diagnostic.h
8241 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8243 (emit_diagnostic): New.
8244 (warning0, pedwarn0): Delete.
8245 (warning, warning_at, pedwarn, permerror): Return bool.
8246 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8247 Moved to diagnostic.c.
8248 (struct diagnostic_context): Use correct type for
8249 classify_diagnostic.
8250 (diagnostic_report_diagnostic): Update declaration.
8251 (emit_diagnostic): Declare.
8252 * errors.c (warning): Return bool.
8253 * errors.h (warning): Update declaration.
8254 * toplev.h (warning0, pedwarn0): Delete.
8255 (warning, warning_at, pedwarn, permerror): Return bool.
8256 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8257 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8258 inform. Update all calls.
8259 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8260 before giving informative note.
8261 (implicit_decl_warning): Likewise.
8262 * c-typeck.c (build_function_call): Likewise.
8263 * tree-sssa.c (warn_uninit): Likewise.
8264 * builtins.c (gimplify_va_arg_expr): Likewise.
8266 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8269 * doc/invoke.texi (-Wextra): Move warning from here...
8270 (-Wuninitialized): ... to here.
8272 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8275 * flags.h (set_Wunused): Delete
8276 * toplev.c (process_options): Handle Wunused flags here.
8277 * opts.c (maybe_warn_unused_parameter): Delete.
8278 (common_handle_option): Replace set_Wunused by warn_unused.
8279 (set_Wextra): Do not handle Wunused-parameter here.
8280 (set_Wunused): Delete.
8281 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8283 * common.opt (Wunused): Add Var and Init.
8284 (Wunused-function): Likewise.
8285 (Wunused-label): Likewise.
8286 (Wunused-parameter): Likewise.
8287 (Wunused-value): Likewise.
8288 (Wunused-variable): Likewise.
8290 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8292 * doc/invoke.texi: Add cpu_type power7.
8293 * config.in (HAVE_AS_VSX): New.
8294 * config.gcc: Add cpu_type power7.
8295 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8297 * configure: Regenerate.
8298 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8300 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8301 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8302 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8304 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8306 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8307 type to vectorize.builtin_conversion.
8308 (vectorizable_conversion): Likewise.
8309 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8310 integral type as input.
8311 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8313 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8314 and ALTIVEC_BUILTIN_VCTSXS.
8315 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8318 2008-08-08 Richard Guenther <rguenther@suse.de>
8320 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8321 (surely_varying_stmt_p): Calls are varying only if they are
8322 non-builtin and not indirect or have no result.
8323 (ccp_fold): Re-instantiate code before the tuples merge.
8325 2008-08-08 Richard Guenther <rguenther@suse.de>
8327 PR tree-optimization/37056
8328 * gimple.h (gimple_assign_rhs_class): New helper function.
8329 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8330 unary operations properly.
8332 2008-08-07 Jan Hubicka <jh@suse.cz>
8334 * i386.h (ix86_size_cost): Declare.
8335 (ix86_cur_cost): New function macro.
8336 * i386.md (peepholes expanding size and splitters): Predicate by
8337 optimize_insn_for_speed_p.
8338 (peepholes reduce size and splitters): Predicate by
8339 optimize_insn_for_size_p.
8340 * i386.c (ix86_size_cost): Rename from ...
8341 (size_cost): This one.
8342 (override_options): Update.
8343 (decide_alg): Likewise.
8344 (ix86_expand_clear): Use RTL profile.
8345 (ix86_pad_returns): Use RTL profile.
8347 2008-08-07 Jan Hubicka <jh@suse.cz>
8349 * recog.c (split_all_insns): Set RTL profile
8350 (peephole2_optimize): Likewise.
8351 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8352 * combine.c (combine_instructions): Likewise.
8354 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8356 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8358 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8360 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8361 value in a6 after the set_frame_ptr insn.
8363 2008-08-07 Richard Henderson <rth@redhat.com>
8366 * gcc.c (cpp_options): Pass along -g*.
8368 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8370 * config/arm/arm.c (output_move_neon): Update comment describing
8371 big-endian vector layout.
8372 (arm_assemble_integer): Do not handle big-endian NEON vectors
8374 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8375 neon_vget_lane<mode>_sext_internal,
8376 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8377 element indices for big-endian.
8379 2008-08-07 Richard Henderson <rth@redhat.com>
8381 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8382 * configure, config.in: Rebuild.
8383 * debug.h (dwarf2out_do_cfi_asm): Declare.
8384 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8385 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8386 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8387 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8389 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8391 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8392 movv2si_internal): Combine into mov<mode>_internal.
8393 (movv2si_internal_2): Remove.
8395 2008-08-07 Jan Hubicka <jh@suse.cz>
8398 * i386.md (single stringop patterns): Enable unconditionally.
8400 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8403 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8405 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8406 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8408 * config/i386/sse.md (sse2_movq128): New.
8410 * doc/extend.texi: Document __builtin_ia32_movq128.
8412 2008-08-07 Richard Guenther <rguenther@suse.de>
8415 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8416 pointers can access anything.
8418 2008-08-06 Jan Hubicka <jh@suse.cz>
8420 * optabs.c (emit_unop_insn): Break out to ...
8421 (maybe_emit_unop_insn): ... this one.
8422 (expand_sfix_optab): Use maybe variant.
8423 * optabs.h (maybe_emit_unop_insn): Declare.
8425 * i386.md (mov0 patterns): Enable by default.
8426 (FP conversion expanders): Disable expansion of code expanding
8427 sequences when instruction should be optimized for size.
8428 (single strinop patterns): Enable when optimizing for size.
8429 (string expanders): Disable expanding of code expanding sequences
8430 when optimizning instruction for size.
8431 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8433 (ix86_fp_comparison_sahf_cost): Likewise.
8434 (ix86_expand_branch): Likewise.
8435 (ix86_expand_ashl_const): Likewise.
8436 (ix86_split_ashl): Likewise.
8437 (ix86_expand_strlen): Likewise.
8438 (ix86_emit_fp_unordered_jump): Likewie.
8440 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8442 * c-common.c: Fix typo.
8443 (c_common_reswords): Activate more C++ keyword warnings.
8445 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8447 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8450 * diagnostic.c (permerror_at): New.
8451 * toplev.h (permerror_at): Declare.
8453 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8454 Ira Rosen <irar@il.ibm.com>
8456 * tree-vect-transform.c (vect_model_simple_cost): Return
8457 immediately if stmt is pure SLP.
8458 (vect_model_store_cost): Ditto.
8459 (vect_model_load_cost): Ditto.
8460 (vectorizable_store): Remove PURE_SLP check before call
8461 to vect_model_store_cost.
8462 (vect_model_store_cost): When checking whether stmt describe
8463 strided access, add a check that it is not slp_node.
8465 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8468 * c-common.c (warn_for_sign_compare): New. Handle separately the
8469 case that 'constant' is zero.
8470 * c-typeck.c (build_binary_op): Move code to c-common.c
8472 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8474 * config/alpha/alpha.c (alpha_preferred_reload_class,
8475 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8476 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8477 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8478 * config/arm/arm.md: Likewise.
8479 * config/avr/avr-protos.h (preferred_reload_class,
8480 test_hard_reg_class, avr_simplify_comparison_p,
8481 out_shift_with_cnt, class_max_nregs): Likewise.
8482 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8483 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8484 preferred_reload_class, test_hard_reg_class): Likewise.
8485 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8486 bfin_memory_move_cost, bfin_secondary_reload,
8487 bfin_output_mi_thunk): Likewise.
8488 * config/crx/crx.c (crx_secondary_reload_class,
8489 crx_memory_move_cost): Likewise.
8490 * config/frv/frv-protos.h (frv_secondary_reload_class,
8491 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8492 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8493 frv_secondary_reload_class, frv_class_likely_spilled_p,
8494 frv_class_max_nregs): Likewise.
8495 * config/h8300/h8300.c (h8300_classify_operand,
8496 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8498 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8499 * config/ia64/ia64.c (ia64_preferred_reload_class,
8500 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8501 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8502 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8504 * config/m68hc11/m68hc11.c (preferred_reload_class,
8505 m68hc11_memory_move_cost): Likewise.
8506 * config/mcore/mcore.c (mcore_secondary_reload_class,
8507 mcore_reload_class): Likewise.
8508 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8509 mips_class_max_nregs, mips_cannot_change_mode_class,
8510 mips_preferred_reload_class, mips_secondary_reload_class,
8511 mips_output_mi_thunk): Likewise.
8512 * config/mmix/mmix.c (mmix_preferred_reload_class,
8513 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8515 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8517 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8518 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8519 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8520 * config/rs6000/rs6000.c (paired_expand_vector_init,
8521 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8522 compare_section_name, rs6000_memory_move_cost): Likewise.
8523 * config/s390/s390.c (s390_emit_compare_and_swap,
8524 s390_preferred_reload_class, s390_secondary_reload,
8525 legitimize_pic_address, legitimize_tls_address,
8526 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8527 s390_class_max_nregs): Likewise.
8528 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8529 * config/s390/s390.md: Likewise.
8530 * config/score/score-protos.h (score_secondary_reload_class,
8531 score_preferred_reload_class): Likewise.
8532 * config/score/score.c (score_preferred_reload_class,
8533 score_secondary_reload_class): Likewise.
8534 * config/score/score3.c (score3_output_mi_thunk,
8535 score3_preferred_reload_class, score3_secondary_reload_class,
8536 score3_hard_regno_mode_ok): Likewise.
8537 * config/score/score3.h (score3_preferred_reload_class,
8538 score3_secondary_reload_class): Likewise.
8539 * config/score/score7.c (score7_output_mi_thunk,
8540 score7_preferred_reload_class, score7_secondary_reload_class,
8541 score7_hard_regno_mode_ok): Likewise.
8542 * config/score/score7.h (score7_preferred_reload_class,
8543 score7_secondary_reload_class): Likewise.
8544 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8545 output_branchy_insn, add_constant, gen_block_redirect,
8546 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8547 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8548 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8549 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8550 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8551 xstormy16_preferred_reload_class): Likewise.
8552 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8553 xtensa_expand_atomic, override_options,
8554 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8556 * reorg.c (try_merge_delay_insns): Likewise.
8557 * tree.c (merge_dllimport_decl_attributes): Likewise.
8559 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8561 2008-08-06 Michael Matz <matz@suse.de>
8563 * Makefile.in (write_entries_to_file): Quote words.
8564 * gengtype.c: (read_input_line): Skip over leading white-space.
8566 2008-08-06 Marc Gauthier <marc@tensilica.com>
8568 * config.gcc: Match more processor names for Xtensa.
8569 * configure.ac: Likewise.
8570 * doc/install.texi (Specific): Likewise.
8571 * configure: Regenerate.
8573 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8575 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8576 * calls.c (avoid_likely_spilled_reg): Likewise.
8577 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8578 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8579 * config/i386/i386.c (ix86_expand_special_args_builtin,
8580 ix86_secondary_reload): Likewise.
8581 * except.c (struct eh_region, gen_eh_region_catch,
8582 remove_unreachable_regions, duplicate_eh_regions,
8583 assign_filter_values, build_post_landing_pads,
8584 sjlj_find_directly_reachable_regions, remove_eh_handler,
8585 reachable_next_level, foreach_reachable_handler,
8586 can_throw_internal_1, can_throw_external_1,
8587 collect_one_action_chain): Likewise.
8588 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8589 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8590 * function.c (update_temp_slot_address, instantiate_new_reg,
8591 instantiate_virtual_regs_in_rtx,
8592 instantiate_virtual_regs_in_insn): Likewise.
8593 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8594 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8595 gimplify_cleanup_point_expr): Likewise.
8596 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8597 * passes.c (next_pass_1): Likewise.
8598 * print-tree.c (print_node_brief, print_node): Likewise.
8599 * profile.c (branch_prob): Likewise.
8600 * tree-dump.c (dump_register): Likewise.
8601 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8603 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8604 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8605 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8606 copy_arguments_for_versioning, copy_static_chain): Likewise.
8607 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8608 add_new_name_mapping, register_new_name_mapping): Likewise.
8609 * tree-mudflap.c (mf_xform_derefs): Likewise.
8610 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8611 get_init_expr, combine_chains): Likewise.
8612 * tree-pretty-print.c (dump_generic_node): Likewise.
8613 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8614 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8615 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8616 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8618 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8621 * calls.c (expand_call): Use the biggest preferred stack
8624 2008-08-06 Michael Matz <matz@suse.de>
8627 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8628 for reused reload, instead of overwriting them.
8630 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8633 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8634 for incoming stack boundary.
8636 * function.c (assign_parm_find_entry_rtl): Update
8637 parm_stack_boundary.
8639 * function.h (rtl_data): Add parm_stack_boundary.
8641 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8642 parm_stack_boundary for incoming stack boundary.
8644 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8646 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8647 for unrepresentable subregs or treat them as equal to other regs
8648 or subregs with the same register number.
8650 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8653 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8656 2008-08-06 Jan Hubicka <jh@suse.cz>
8658 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8659 frequencies might be hot.
8661 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8663 * reload.c (find_reloads): Force constants into literal pool
8664 also if they are wrapped in a SUBREG.
8666 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8669 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8670 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8671 Don't allow predicated instructions for data speculation.
8672 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8675 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8677 * haifa-sched.c (extend_global): Split to extend_global_data and
8678 extend_region_data. Update all uses.
8679 (extend_all): Rename to extend_block_data.
8681 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8683 * sched-rgn.c (new_ready): Check if instruction can be
8684 speculatively scheduled before attempting speculation.
8685 (debug_rgn_dependencies): Remove wrongful assert.
8687 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8689 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8691 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8693 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8694 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8695 va_size, and type_size.
8697 2008-08-04 Jason Merrill <jason@redhat.com>
8700 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8701 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8703 2008-08-05 Richard Henderson <rth@redhat.com>
8705 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8706 * configure: Rebuild.
8708 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8711 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8712 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8715 2008-08-05 Richard Henderson <rth@redhat.com>
8717 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8718 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8719 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8720 * common.opt (fdwarf2-cfi-asm): New.
8721 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8722 * config.in, configure: Rebuild.
8723 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8724 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8726 (dw2_force_const_mem): Externalize.
8727 * dwarf2asm.h: Update.
8728 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8729 generate a real label.
8730 (output_cfi_directive): New.
8731 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8732 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8733 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8735 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8736 (output_loc_operands_raw, output_loc_sequence_raw): New.
8737 (output_cfa_loc_raw): New.
8739 2008-08-05 Paul Brook <paul@codesourcery.com>
8741 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8742 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8743 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8744 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8745 * config/arm/arm.h (TARGET_VFPD32): Define.
8746 (TARGET_VFP3): Use TARGET_VFPD32.
8747 (fputype): Add FPUTYPE_VFP3D16.
8748 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8749 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8750 * config/arm/arm-cores.def: Add cortex-r4f.
8751 * config/arm/arm-tune.md: Regenerate.
8753 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8755 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8756 Reword some comments throughout the file.
8758 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8759 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8760 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8761 MFC_MIN_DMA_LIST_ELEMENTS.
8762 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8763 MFC_MAX_DMA_LIST_ELEMENTS.
8765 (MFC_START_ENABLE): Remove PPU-only define.
8766 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8767 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8769 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8770 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8771 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8772 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8773 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8774 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8775 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8777 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8778 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8779 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8780 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8782 (spu_read_machine_status): Fix typo.
8784 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8786 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8787 SUBREG of multi-word hard register.
8788 * config/spu/spu.c (valid_subreg): Likewise.
8789 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8791 2008-08-04 Richard Guenther <rguenther@suse.de>
8793 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8794 the candidate with the stripped base if that base is different
8795 from the original base even for offset zero.
8797 2008-08-04 Richard Guenther <rguenther@suse.de>
8800 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8801 check for no_overflow.
8803 2008-08-04 Richard Guenther <rguenther@suse.de>
8805 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8807 2008-08-04 Paul Brook <paul@codesourcery.com>
8809 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8810 (arm_order_regs_for_local_alloc): New function.
8811 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8813 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8815 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8818 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8819 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8820 (ix86_expand_epilogue): Likewise.
8822 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8824 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8827 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8830 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8831 (*movv2sf_internal_rex64): Ditto.
8833 2008-08-03 Jan Hubicka <jh@suse.cz>
8835 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8836 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8837 * expmed.c (expand_smod_pow2): Likewise.
8839 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8843 alternative 0 of operand 1.
8844 (*vec_concatv2di_rex64_sse): Ditto.
8845 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8847 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8848 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8849 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8850 (*movv2sf_internal_rex64): Ditto.
8852 2008-08-02 Richard Guenther <rguenther@suse.de>
8855 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8856 (ssedoublesizemode): New mode attribute.
8857 (sse_shufps): Call gen_sse_shufps_v4sf.
8858 (sse_shufps_1): Macroize.
8859 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8860 (sse2_shufpd_1): Macroize.
8861 (vec_extract_odd, vec_extract_even): New expanders.
8862 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8863 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8864 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8865 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8866 (ix86_expand_vector_set): Likewise.
8867 (ix86_expand_reduc_v4sf): Likewise.
8869 2008-08-01 Doug Kwan <dougkwan@google.com>
8871 * matrix-reorg.c: Re-enable all code.
8872 (struct malloc_call_data): Change CALL_STMT to gimple type.
8873 (collect_data_for_malloc_call): Tuplify.
8874 (struct access_site_info): Change STMT to gimple type.
8875 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8876 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8877 (struct free_info): Change STMT to gimple type.
8878 (struct matrix_access_phi_node): Change PHI to gimple type.
8879 (get_inner_of_cast_expr): Remove.
8880 (may_flatten_matrices_1): Tuplify.
8881 (may_flatten_matrices): Ditto.
8882 (mark_min_matrix_escape_level): Ditto.
8883 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8884 (ssa_accessed_in_call_rhs): New
8885 (ssa_accessed_in_assign_rhs): New
8886 (record_access_alloc_site_info): Tuplify.
8887 (add_allocation_site): Ditto.
8888 (analyze_matrix_allocation_site): Ditto.
8889 (analyze_transpose): Ditto.
8890 (get_index_from_offset): Ditto.
8891 (update_type_size): Ditto.
8892 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8893 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8894 (analyze_accesses_for_phi_node): Tuplify.
8895 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8896 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8897 (analyze_matrix_accesses): Tuplify.
8898 (check_var_data): New call-back type for check_var_notmodified_p.
8899 (check_var_notmodified_p): Tuplify and use call-back struct to
8900 return statement found.
8901 (can_calculate_expr_before_stmt): Factor out statement related code
8903 (can_calculate_stmt_before_stmt): New.
8904 (check_allocation_function): Tuplify.
8905 (find_sites_in_func): Ditto.
8906 (record_all_accesses_in_func): Ditto.
8907 (transform_access_sites): Ditto.
8908 (transform_allocation_sites): Ditto.
8909 (matrix_reorg): Re-enable.
8910 (gate_matrix_reorg): Re-enable.
8912 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8914 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8915 for labels for which it hasn't been set yet. If it has been set,
8916 stop walking insns and continue with next worklist item.
8917 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8918 if the only BARRIER is at the very end of a function.
8920 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8922 * cfgexpand.c (expand_stack_alignment): Assert that
8923 stack_realign_drap and drap_rtx must match.
8925 * function.c (instantiate_new_reg): If DRAP is used to realign
8926 stack, replace virtual_incoming_args_rtx with internal arg
8929 2008-08-01 Richard Guenther <rguenther@suse.de>
8931 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8932 loop information only if we initialized it.
8933 (execute_pre): Call fini_pre with in_fre.
8934 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8935 if we do not unroll because we hit max-completely-peeled-insns.
8936 Use our estimation for consistency, do allow shrinking.
8938 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8940 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8941 with MIN_STACK_BOUNDARY.
8942 (ix86_update_stack_boundary): Likewise.
8943 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8946 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8947 (MIN_STACK_BOUNDARY): This.
8949 2008-08-01 Richard Guenther <rguenther@suse.de>
8952 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8954 2008-08-01 Richard Guenther <rguenther@suse.de>
8956 PR tree-optimization/36988
8957 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8958 do not matter if that doesn't change volatile qualification.
8960 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8962 * configure.ac: Do not generate libada-mk. Do not subst
8964 * libada-mk.in: Remove.
8965 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8966 * configure: Regenerate.
8968 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8970 * tree-pass.h: Added comment about not dumping passes with name
8971 starting with star in struct opt_pass.
8972 * passes.c (register_dump_files_1): Don't do dump for a pass with
8973 name starting with star.
8974 * doc/passes.texi (Pass manager): Mention pass names and special
8975 meaning of star prefix to avoid dump.
8977 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8979 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8981 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8982 (ISA_MIPS64R2): New macro.
8983 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8984 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8985 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8986 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8987 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8988 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8989 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8990 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8991 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8992 Move up to keep list alphabetically sorted.
8993 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8994 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8996 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8997 (-march=@var{arch}): Add mips64r2.
8999 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9001 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9003 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9005 * expr.c (expand_assignment): Check for complete type.
9007 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9010 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9012 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9013 for stack alignment.
9015 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9017 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9019 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9020 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9022 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9024 PR rtl-optimization/36419
9025 * dwarf2out.c (barrier_args_size): New variable.
9026 (compute_barrier_args_size, compute_barrier_args_size_1): New
9028 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9029 if not called yet in the current function, use barrier_args_size
9030 array to find the new args_size value.
9031 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9033 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9036 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9039 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9042 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9043 (dwarf2out_stack_adjust): Use it.
9044 (dwarf2out_frame_debug_expr): Likewise.
9046 2008-07-31 Richard Guenther <rguenther@suse.de>
9048 PR tree-optimization/36978
9049 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9050 the generated condition.
9052 2008-07-31 Richard Guenther <rguenther@suse.de>
9054 * passes.c (init_optimization_passes): Always call
9055 pass_early_warn_uninitialized.
9056 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9057 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9058 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9060 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9063 * builtins.c (maybe_emit_free_warning): New function.
9064 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9065 maybe_emit_free_warning for BUILT_IN_FREE.
9068 * dwarf2out.c (get_context_die): New function.
9069 (force_decl_die, force_type_die): Use it.
9070 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9071 returns NULL, force generation of DW_TAG_typedef and put that into
9074 PR preprocessor/36649
9075 * c-pch.c (c_common_read_pch): Save and restore
9076 line_table->trace_includes across PCH restore.
9078 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9081 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9083 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9086 * final.c (call_from_call_insn): Handle COND_EXEC.
9088 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9090 * builtins.c (std_gimplify_va_arg_expr): Replace
9091 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9092 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9094 2008-07-30 Joey Ye <joey.ye@intel.com>
9095 H.J. Lu <hongjiu.lu@intel.com>
9097 * builtins.c (expand_builtin_setjmp_receiver): Replace
9098 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9099 (expand_builtin_apply_args_1): Likewise.
9100 (expand_builtin_longjmp): Need DRAP for stack alignment.
9101 (expand_builtin_apply): Likewise.
9103 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9104 instead of assign_stack_local to allow alignment reduction.
9106 * calls.c (emit_call_1): Need DRAP for stack alignment if
9108 (expand_call): Replace virtual_incoming_args_rtx with
9109 crtl->args.internal_arg_pointer.
9110 * stmt.c (expand_nl_goto_receiver): Likewise.
9112 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9113 alignment and store to stack_alignment_estimated and
9114 max_used_stack_slot_alignment.
9115 (expand_one_var): Likewise.
9116 (expand_stack_alignment): New function.
9117 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9118 and stack_alignment_estimated fields in rtl_data. Call
9119 expand_stack_alignment at end.
9121 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9122 (MAX_STACK_ALIGNMENT): Likewise.
9123 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9124 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9126 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9127 stack alignment when generating virtual registers.
9129 * function.c (assign_stack_local): Renamed to ...
9130 (assign_stack_local_1): This. Add a parameter to indicate
9131 if it is OK to reduce alignment.
9132 (assign_stack_local): Use it.
9133 (instantiate_new_reg): Instantiate virtual incoming args rtx
9134 to vDRAP if stack realignment and DRAP is needed.
9135 (assign_parms): Collect parameter/return type alignment and
9136 contribute to stack_alignment_estimated.
9137 (locate_and_pad_parm): Likewise.
9138 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9139 with crtl->args.internal_arg_pointer.
9141 * function.h (rtl_data): Add new field drap_reg,
9142 max_used_stack_slot_alignment, stack_alignment_estimated,
9143 stack_realign_needed, need_drap, stack_realign_processed and
9144 stack_realign_finalized.
9145 (stack_realign_fp): New macro.
9146 (stack_realign_drap): Likewise.
9148 * global.c (compute_regsets): Frame pointer is needed when
9149 stack is realigned. Can eliminate frame pointer when stack is
9150 realigned and dynamic realigned argument pointer isn't used.
9152 * reload1.c (update_eliminables): Frame pointer is needed
9153 when stack is realigned.
9154 (init_elim_table): Can eliminate frame pointer when stack is
9155 realigned and dynamic realigned argument pointer isn't used.
9157 * rtl.h (assign_stack_local_1): Declare new funtion.
9159 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9160 (TARGET_GET_DRAP_RTX): Likewise.
9161 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9162 TARGET_GET_DRAP_RTX.
9164 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9166 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9167 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9169 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9170 H.J. Lu <hongjiu.lu@intel.com>
9172 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9173 vdrap_reg, stack_realign and drap_reg_saved.
9174 (add_cfi): Don't allow redefining CFA when DRAP is used.
9175 (reg_save): Handle stack alignment.
9176 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9177 alignment. Don't generate DWARF information for (set fp sp)
9179 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9181 (int_loc_descriptor): Move prototype forward. Also define if
9182 DWARF2_UNWIND_INFO is true.
9183 (output_cfa_loc): Handle DW_CFA_expression.
9184 (build_cfa_aligned_loc): New.
9185 (based_loc_descr): Update assert for stack realign. For local
9186 variables, use sp+offset when stack is aligned without drap and
9187 fp+offset when stack is aligned with drap. For arguments, use
9188 cfa+offset when drap is used to align stack.
9190 2008-07-30 Joey Ye <joey.ye@intel.com>
9191 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9195 (ix86_gen_andsp): New.
9196 (ix86_user_incoming_stack_boundary): Likewise.
9197 (ix86_default_incoming_stack_boundary): Likewise.
9198 (ix86_incoming_stack_boundary): Likewise.
9199 (ix86_can_eliminate): Likewise.
9200 (find_drap_reg): Likewise.
9201 (ix86_update_stack_boundary): Likewise.
9202 (ix86_get_drap_rtx): Likewise.
9203 (ix86_finalize_stack_realign_flags): Likewise.
9204 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9205 (TARGET_GET_DRAP_RTX): Likewise.
9206 (override_options): Overide option value for new options.
9207 (ix86_function_ok_for_sibcall): Remove check for
9208 force_align_arg_pointer.
9209 (ix86_handle_cconv_attribute): Likewise.
9210 (ix86_function_regparm): Likewise.
9211 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9212 (ix86_va_start): Replace virtual_incoming_args_rtx with
9213 crtl->args.internal_arg_pointer.
9214 (ix86_select_alt_pic_regnum): Check DRAP register.
9215 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9216 (ix86_compute_frame_layout): Compute frame layout wrt stack
9218 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9219 (ix86_expand_prologue): Decide if stack realignment is needed
9220 and generate prologue code accordingly.
9221 (ix86_expand_epilogue): Generate epilogue code wrt stack
9222 realignment is really needed or not.
9224 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9225 (ABI_STACK_BOUNDARY): Likewise.
9226 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9227 (STACK_REALIGN_DEFAULT): Likewise.
9228 (INCOMING_STACK_BOUNDARY): Likewise.
9229 (MAX_STACK_ALIGNMENT): Likewise.
9230 (ix86_incoming_stack_boundary): Likewise.
9231 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9232 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9233 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9234 (machine_function): Remove force_align_arg_pointer.
9236 * config/i386/i386.md (BX_REG): New.
9237 (R13_REG): Likewise.
9239 * config/i386/i386.opt (mforce_drap): New.
9240 (mincoming-stack-boundary): Likewise.
9241 (mstackrealign): Add Init(-1).
9243 * config/i386/i386-protos.h (ix86_can_eliminate): New
9245 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9247 * doc/extend.texi: Update force_align_arg_pointer.
9249 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9252 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9253 (INCOMING_STACK_BOUNDARY): Likewise.
9254 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9255 (TARGET_GET_DRAP_RTX): Likewise.
9257 2008-07-30 Andreas Schwab <schwab@suse.de>
9259 PR rtl-optimization/36929
9260 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9261 add_insn_before and fix argument order.
9262 (replace_inc_dec_mem): Handle NULL rtx.
9264 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9266 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9268 (arm_compute_initial_elimination_offset): Use it.
9269 (arm_compute_save_reg_mask): Include static chain save slot when
9270 calculating alignment.
9271 (arm_get_frame_offsets): Ditto.
9272 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9273 that we can use to decrement the stack when the stack decrement
9274 could be too big for an immediate value in a single insn.
9275 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9277 2008-07-30 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/36967
9280 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9281 Release defs of statements we remove.
9283 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9285 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9286 instead of NULL_RTVEC.
9288 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9292 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9295 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9297 * final.c (call_from_call_insn): New.
9298 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9300 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9302 * configure.ac: Substitute ADA_CFLAGS.
9303 * configure: Regenerate.
9304 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9305 * Makefile.in: Remove mention of X_* variables.
9306 * config/pa/x-ada-hpux10: Remove.
9307 * config/pa/x-ada: Remove.
9309 * doc/fragments.texi: Update.
9311 2008-07-30 Olivier Hainque <hainque@adacore.com>
9313 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9314 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9315 __dso_handle explicitly here.
9317 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9320 * c-typeck.c (build_binary_op): Encapsulate code into...
9321 * c-common.c (shorten_binary_op): ...this new function.
9322 (conversion_warning): Use the new function. Handle non-negative
9323 constant in bitwise-and.
9324 * c-common.h (shorten_binary_op): Declare.
9326 2008-07-30 Olivier Hainque <hainque@adacore.com>
9328 * scan.c (make_sstring_space): Add explicit conversions of
9329 allocator's return value.
9330 * fix-header.c (recognized_function): Likewise.
9332 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9334 * doc/cpp.texi: Update to GFDL 1.2.
9335 * doc/gcc.texi: Do not list GPL as Invariant Section.
9336 * doc/gccint.texi: Likewise. Update copyright years.
9337 * doc/install.texi: Update copyright years.
9339 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9342 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9343 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9345 2008-07-29 Jan Hubicka <jh@suse.cz>
9347 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9348 (grokdeclarator): Likewise.
9349 * langhooks.c (lhd_warn_unused_global_decl): Use
9350 DECL_DECLARED_INLINE_P.
9351 * print-tree.c (print_node): Remove DECL_INLINE check.
9353 2008-07-29 Richard Guenther <rguenther@suse.de>
9355 PR tree-optimization/36945
9356 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9357 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9358 Record invariant addresses un-decomposed.
9359 (copy_reference_ops_from_call): Record reference call
9360 arguments properly. Simplify.
9361 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9362 helper split out from ...
9363 (create_component_ref_by_pieces): ... here. Simplify.
9364 Prepare for recursive invocation for call arguments.
9365 (create_expression_by_pieces): Adjust call to
9366 create_component_ref_by_pieces.
9367 (compute_avail): Process operand 2 of reference ops.
9369 2008-07-29 Richard Guenther <rguenther@suse.de>
9371 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9373 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9375 * c-format.c (check_format_types): Revert unwanted checkin.
9377 2008-07-29 Jan Hubicka <jh@suse.cz>
9379 * flags.h (flag_really_no_inline): Remove.
9380 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9381 * toplev.c (flag_really_no_inline): Remove.
9382 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9383 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9384 (cgraph_decide_inlining_incrementally): Likewise.
9385 (compute_inline_parameters): Likewise.
9386 * opts.c (decode_options): Simplify.
9387 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9388 * common.opt (finline): Initialize to 1.
9389 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9391 2008-07-29 Jan Hubicka <jh@suse.cz>
9393 * predict.c (always_optimize_for_size_p): New function.
9394 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9395 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9396 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9398 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9399 * function.c (prepare_function_start): Set default profile.
9400 * function.h (rtl_data): Add maybe_hot_insn_p.
9401 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9402 (construct_exit_block): Likewise.
9403 (tree_expand_cfg): Likewise.
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): Declare.
9408 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9411 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9414 * c-decl.c (merge_decls): Merge USED flags.
9416 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9418 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9419 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9420 next_stack, lab_false and lab_over trees.
9422 2008-07-28 Richard Guenther <rguenther@suse.de>
9424 PR tree-optimization/36957
9425 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9426 (useless_type_conversion_p): Remove.
9427 (types_compatible_p): Remove.
9428 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9429 (useless_type_conversion_p): Declare.
9430 (types_compatible_p): Declare.
9431 (gimple_expr_type): Return the base type only if it is
9432 trivially convertible to the subtype.
9434 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9436 * configure.ac: Use the m4_do macro to concatenate the warnings into
9437 one string in ACX_PROG_CC_WARNING_OPTS,
9438 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9439 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9440 * configure: Regenerate.
9442 2008-07-28 Richard Guenther <rguenther@suse.de>
9444 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9445 (insert_fake_stores): Remove.
9446 (realify_fake_stores): Likewise.
9447 (execute_pre): Remove dead code.
9448 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9449 (find_func_aliases): Deal with it here instead.
9450 Re-enable gcc_unreachable call.
9452 2008-07-28 Richard Guenther <rguenther@suse.de>
9454 Merge from gimple-tuples-branch.
9456 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9457 * gimple.def: New file.
9458 * gsstruct.def: Likewise.
9459 * gimple-iterator.c: Likewise.
9460 * gimple-pretty-print.c: Likewise.
9461 * tree-gimple.c: Removed. Merged into ...
9462 * gimple.c: ... here. New file.
9463 * tree-gimple.h: Removed. Merged into ...
9464 * gimple.h: ... here. New file.
9466 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9467 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9468 --enable-checking=gimple flag.
9469 * config.in: Likewise.
9470 * configure: Regenerated.
9472 * tree-ssa-operands.h: Tuplified.
9473 * tree-vrp.c: Likewise.
9474 * tree-loop-linear.c: Likewise.
9475 * tree-into-ssa.c: Likewise.
9476 * tree-ssa-loop-im.c: Likewise.
9477 * tree-dump.c: Likewise.
9478 * tree-complex.c: Likewise.
9479 * cgraphbuild.c: Likewise.
9480 * tree-ssa-threadupdate.c: Likewise.
9481 * tree-ssa-loop-niter.c: Likewise.
9482 * tree-pretty-print.c: Likewise.
9483 * tracer.c: Likewise.
9484 * gengtype.c: Likewise.
9485 * tree-loop-distribution.c: Likewise.
9486 * tree-ssa-loop-unswitch.c: Likewise.
9487 * cgraph.c: Likewise.
9488 * cgraph.h: Likewise.
9489 * tree-ssa-loop-manip.c: Likewise.
9490 * value-prof.c: Likewise.
9491 * tree-ssa-loop-ch.c: Likewise.
9492 * tree-tailcall.c: Likewise.
9493 * value-prof.h: Likewise.
9496 * tree-pass.h: Likewise.
9497 * ipa-cp.c: Likewise.
9498 * tree-scalar-evolution.c: Likewise.
9499 * tree-scalar-evolution.h: Likewise.
9500 * target.h: Likewise.
9501 * lambda-mat.c: Likewise.
9502 * tree-phinodes.c: Likewise.
9503 * diagnostic.h: Likewise.
9504 * builtins.c: Likewise.
9505 * tree-ssa-alias-warnings.c: Likewise.
9506 * cfghooks.c: Likewise.
9507 * fold-const.c: Likewise.
9508 * cfghooks.h: Likewise.
9509 * omp-low.c: Likewise.
9510 * tree-ssa-dse.c: Likewise.
9511 * ipa-reference.c: Likewise.
9512 * tree-ssa-uncprop.c: Likewise.
9513 * toplev.c: Likewise.
9514 * tree-gimple.c: Likewise.
9515 * tree-gimple.h: Likewise.
9516 * tree-chrec.c: Likewise.
9517 * tree-chrec.h: Likewise.
9518 * tree-ssa-sccvn.c: Likewise.
9519 * tree-ssa-sccvn.h: Likewise.
9520 * cgraphunit.c: Likewise.
9521 * tree-ssa-copyrename.c: Likewise.
9522 * tree-ssa-ccp.c: Likewise.
9523 * tree-ssa-loop-ivopts.c: Likewise.
9524 * tree-nomudflap.c: Likewise.
9525 * tree-call-cdce.c: Likewise.
9526 * ipa-pure-const.c: Likewise.
9527 * c-format.c: Likewise.
9528 * tree-stdarg.c: Likewise.
9529 * tree-ssa-math-opts.c: Likewise.
9530 * tree-ssa-dom.c: Likewise.
9531 * tree-nrv.c: Likewise.
9532 * tree-ssa-propagate.c: Likewise.
9533 * ipa-utils.c: Likewise.
9534 * tree-ssa-propagate.h: Likewise.
9535 * tree-ssa-alias.c: Likewise.
9536 * gimple-low.c: Likewise.
9537 * tree-ssa-sink.c: Likewise.
9538 * ipa-inline.c: Likewise.
9539 * c-semantics.c: Likewise.
9540 * dwarf2out.c: Likewise.
9542 * tree-ssa-loop-ivcanon.c: Likewise.
9543 * predict.c: Likewise.
9544 * tree-ssa-loop.c: Likewise.
9545 * tree-parloops.c: Likewise.
9546 * tree-ssa-address.c: Likewise.
9547 * tree-ssa-ifcombine.c: Likewise.
9548 * matrix-reorg.c: Likewise.
9549 * c-decl.c: Likewise.
9550 * tree-eh.c: Likewise.
9551 * c-pretty-print.c: Likewise.
9552 * lambda-trans.c: Likewise.
9553 * function.c: Likewise.
9554 * langhooks.c: Likewise.
9555 * ebitmap.h: Likewise.
9556 * tree-vectorizer.c: Likewise.
9557 * function.h: Likewise.
9558 * langhooks.h: Likewise.
9559 * tree-vectorizer.h: Likewise.
9560 * ipa-type-escape.c: Likewise.
9561 * ipa-type-escape.h: Likewise.
9562 * domwalk.c: Likewise.
9563 * tree-if-conv.c: Likewise.
9564 * profile.c: Likewise.
9565 * domwalk.h: Likewise.
9566 * tree-data-ref.c: Likewise.
9567 * tree-data-ref.h: Likewise.
9568 * tree-flow-inline.h: Likewise.
9569 * tree-affine.c: Likewise.
9570 * tree-vect-analyze.c: Likewise.
9571 * c-typeck.c: Likewise.
9572 * gimplify.c: Likewise.
9573 * coretypes.h: Likewise.
9574 * tree-ssa-phiopt.c: Likewise.
9575 * calls.c: Likewise.
9576 * tree-ssa-coalesce.c: Likewise.
9577 * tree.def: Likewise.
9578 * tree-dfa.c: Likewise.
9579 * except.c: Likewise.
9580 * except.h: Likewise.
9581 * cfgexpand.c: Likewise.
9582 * tree-cfgcleanup.c: Likewise.
9583 * tree-ssa-pre.c: Likewise.
9584 * tree-ssa-live.c: Likewise.
9585 * tree-sra.c: Likewise.
9586 * tree-ssa-live.h: Likewise.
9587 * tree-predcom.c: Likewise.
9588 * lambda.h: Likewise.
9589 * tree-mudflap.c: Likewise.
9590 * ipa-prop.c: Likewise.
9591 * print-tree.c: Likewise.
9592 * tree-ssa-copy.c: Likewise.
9593 * ipa-prop.h: Likewise.
9594 * tree-ssa-forwprop.c: Likewise.
9595 * ggc-page.c: Likewise.
9596 * c-omp.c: Likewise.
9597 * tree-ssa-dce.c: Likewise.
9598 * tree-vect-patterns.c: Likewise.
9599 * tree-ssa-ter.c: Likewise.
9600 * tree-nested.c: Likewise.
9601 * tree-ssa.c: Likewise.
9602 * lambda-code.c: Likewise.
9603 * tree-ssa-loop-prefetch.c: Likewise.
9604 * tree-inline.c: Likewise.
9605 * tree-inline.h: Likewise.
9606 * tree-iterator.c: Likewise.
9607 * tree-optimize.c: Likewise.
9608 * tree-ssa-phiprop.c: Likewise.
9609 * tree-vect-transform.c: Likewise.
9610 * tree-object-size.c: Likewise.
9611 * tree-outof-ssa.c: Likewise.
9612 * cfgloop.c: Likewise.
9613 * system.h: Likewise.
9614 * tree-profile.c: Likewise.
9615 * cfgloop.h: Likewise.
9616 * c-gimplify.c: Likewise.
9617 * c-common.c: Likewise.
9618 * tree-vect-generic.c: Likewise.
9619 * tree-flow.h: Likewise.
9620 * c-common.h: Likewise.
9621 * basic-block.h: Likewise.
9622 * tree-ssa-structalias.c: Likewise.
9623 * tree-switch-conversion.c: Likewise.
9624 * tree-ssa-structalias.h: Likewise.
9625 * tree-cfg.c: Likewise.
9626 * passes.c: Likewise.
9627 * ipa-struct-reorg.c: Likewise.
9628 * ipa-struct-reorg.h: Likewise.
9629 * tree-ssa-reassoc.c: Likewise.
9630 * cfgrtl.c: Likewise.
9631 * varpool.c: Likewise.
9633 * tree-ssanames.c: Likewise.
9634 * tree-ssa-threadedge.c: Likewise.
9635 * langhooks-def.h: Likewise.
9636 * tree-ssa-operands.c: Likewise.
9637 * config/alpha/alpha.c: Likewise.
9638 * config/frv/frv.c: Likewise.
9639 * config/s390/s390.c: Likewise.
9640 * config/m32c/m32c.c: Likewise.
9641 * config/m32c/m32c-protos.h: Likewise.
9642 * config/spu/spu.c: Likewise.
9643 * config/sparc/sparc.c: Likewise.
9644 * config/i386/i386.c: Likewise.
9645 * config/sh/sh.c: Likewise.
9646 * config/xtensa/xtensa.c: Likewise.
9647 * config/stormy16/stormy16.c: Likewise.
9648 * config/ia64/ia64.c: Likewise.
9649 * config/rs6000/rs6000.c: Likewise.
9650 * config/pa/pa.c: Likewise.
9651 * config/mips/mips.c: Likewise.
9653 2008-07-28 Simon Baldwin <simonb@google.com>
9655 * c-pragma.c (handle_pragma_message): New function.
9656 (init_pragma): Register handle_pragma_message.
9657 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9660 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9662 PR tree-optimization/35252
9663 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9664 REALPART_EXPR to be considered as same load operation.
9666 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9668 PR tree-optimization/36830
9669 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9670 (expressions_equal_p): Return false if only one operand is null.
9672 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9674 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9675 version requirements.
9677 2008-07-26 Olivier Hainque <hainque@adacore.com>
9679 * collect2.c (symkind): New enum. Symbol kinds we care about.
9680 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9681 code and head comment accordingly.
9682 (scan_prog_file): Use symkind names instead of bare integers.
9684 2008-07-25 Jan Hubicka <jh@suse.cz>
9686 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9688 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9689 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9690 * dojump.c (clear_pending_stack_adjust): Likewise.
9691 * print-tree.c (print_node): Ignore DECL_INLINE.
9692 * tree-inline.c (inlinable_function_p): Likewise.
9694 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9696 * doc/extend.texi (hot attribute): Document that the hot attribute
9697 turns on -O3 for some ports.
9698 (cold attribute): Document that the cold attribute turns on -Os
9701 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9702 reflect function specific option support.
9704 * target.h (struct target_option_hooks): Add fields to say whether
9705 the cold attribute implies -Os and the hot attribute implies -O3.
9707 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9708 By default, do not turn on -Os for cold functions.
9709 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9710 not turn on -O3 for hot functions.
9712 * c-common.c (handle_hot_attribute): Use target hook to determine
9713 if hot functions should enable -O3.
9714 (handle_cold_attribute): Use target hook to determine if cold
9715 functions should enable -Os.
9717 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9718 (override_options): Move disable scheduling to
9719 optimization_options.
9720 (optimization_options): Disable scheduling here, not
9722 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9723 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9725 * config/ia64/ia64.c (ia64_override_options): Move setting
9726 scheduling flags to ia64_optimization_options.
9727 (ia64_optimization_options): Disable scheduling options here, and
9728 not in ia64_override_options.
9729 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9730 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9732 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9735 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9737 2008-07-25 Martin Jambor <mjambor@suse.cz>
9739 PR tree-optimization/36926
9740 * ipa-prop.c (ipa_analyze_call_uses): Call
9741 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9743 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9745 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9746 movv2si_internal): Add mem = reg alternative.
9748 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9751 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9752 DEFAULT_PCC_STRUCT_RETURN to 127.
9754 2008-07-24 Jan Hubicka <jh@suse.cz>
9756 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9757 (build_cgraph_edges): Likewise.
9758 * cgraph.c (cgraph_node): Do not update assembler hash.
9759 (cgraph_remove_node): Drop non-unit-at-a-time code.
9760 * tree-pass.h (pass_O0_always_inline): Remove.
9761 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9762 * toplev.c (process_options): Flag unit-at-a-time does not imply
9764 * cgraphunit.c: Update comments.
9765 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9766 (cgraph_assemble_pending_functions): Remove.
9767 (cgraph_reset_node): Drop non-unit-at-a-time code.
9768 (cgraph_finalize_function): Likewise.
9769 (cgraph_analyze_function): Likewise.
9770 (cgraph_finalize_compilation_unit): Likewise.
9771 (cgraph_expand_function): Likewise.
9772 (cgraph_optimize): Likesise.
9773 (save_inline_function_body): Likewise.
9774 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9775 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9776 * ipa-inline.c: Update comments.
9777 (enum inlining_mode): remove INLINE_SPEED.
9778 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9779 (cgraph_mark_inline_edge): Likewise.
9780 (try_inline): Likewise.
9781 (cgraph_decide_inlining_incrementally): Likewise.
9782 (cgraph_gate_inlining): Remove.
9783 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9784 (cgraph_gate_early_inlining): Likewise.
9785 (gate_inline_passes): Remove.
9786 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9787 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9788 pass_O0_always_inline): Remove.
9789 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9790 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9791 * opts.c (no_unit_at_a_time_default): Remove.
9792 (decode_options): Remove flag_unit_at_a_time reset and warning.
9793 * opts.h (no_unit_at_a_time_default): Remove.
9794 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9795 early in GNU dialect.
9796 (merge_decls): Update comment; drop unit-at-a-time check.
9797 (finish_decl): Likewise.
9798 (grok_declaration): Remove flag_inline_trees code.
9799 (finish_functions): Return on function returning non-void on all
9801 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9802 * cfgexpand.c (expand_one_static_var): Remove.
9803 (expand_one_var): Remove expand_one_static_var call.
9804 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9805 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9806 and flag_unit_at_a-time compatibility checks.
9807 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9808 * tree-inline.c (flag_inline_trees): Remove.
9809 (inlinable_function_p): Don't check it.
9810 (expand_call_inline): Remove non-unit-at-a-time code.
9811 * tree-inline.h (flag_inline_trees): Remove.
9812 * tree-optimize.c (execute_early_local_optimizations): Remove
9813 unit-at-a-time checks.
9814 (tree_rest_of_compilation): Likewise.
9815 * combine.c (setup_incoming_promotions): Likewise.
9816 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9817 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9818 * passes.c (pass_inline_parameters): Update comments; remove
9819 O0_alwaysinline pass.
9820 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9821 (execute_one_pass): Likewise.
9822 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9823 (ix86_function_sseregparm): Likewise.
9824 * arm.c (arm_function_in_section_p): Likewise.
9825 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9826 * varpool.c: Update comments.
9827 (decide_is_variable_needed): Remove unit-at-a-time checks.
9828 (varpool_finalize_decl): Likewise.
9830 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9832 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9834 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9836 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9838 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9839 imp symbol extension.
9841 2008-07-23 Ian Lance Taylor <iant@google.com>
9843 * tree-vrp.c (infer_value_range): Ignore asm statements when
9844 looking for memory accesses for -fdelete-null-pointer-checks.
9846 2008-07-24 Ben Elliston <bje@au.ibm.com>
9848 * config/spu/spu-c.c (__vector_keyword): New variable.
9849 (vector_keyword): Likewise.
9850 (spu_categorize_keyword): New function.
9851 (spu_macro_to_expand): Likewise.
9852 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9853 compiling an ISO C dialect.
9855 2008-07-24 Ben Elliston <bje@au.ibm.com>
9857 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9860 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9862 * configure: Regenerate.
9863 * configure.ac: Require texinfo 4.7.
9864 * doc/install.texi: Document texinfo 4.7 requirement.
9866 2008-07-23 Martin Jambor <mjambor@suse.cz>
9868 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9869 rather than for DECL_SAVED_TREE.
9870 * ipa-prop.c: Include diagnostic.h.
9871 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9873 (ipa_detect_param_modifications): Function rewritten from scratch.
9874 (ipa_compute_jump_functions): Changed accesses to modification flags.
9875 (ipa_free_node_params_substructures): Update flags destruction.
9876 (ipa_node_duplication_hook): Update flags duplication.
9877 (ipa_print_all_params_modified): Updated flag access.
9878 * ipa-prop.h (struct ipa_param_flags): New structure.
9879 (struct ipa_node_params): New field modification_analysis_done,
9880 modified_flags changed into param_flags.
9881 (ipa_is_ith_param_modified): Changed to use new flags.
9882 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9884 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9885 ipa-cp.c and split into two functions.
9886 (ipa_print_node_jump_functions): New function.
9887 (compute_scalar_jump_functions): New function.
9888 (type_like_member_ptr_p): New function.
9889 (compute_pass_through_member_ptrs): New function.
9890 (fill_member_ptr_cst_jump_function): New function.
9891 (determine_cst_member_ptr): New function.
9892 (compute_cst_member_ptr_arguments): New function.
9893 (ipa_compute_jump_functions): Complete rewrite.
9894 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9895 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9896 (struct ipa_member_ptr_cst): New structure.
9897 (union jump_func_value): New field member_cst.
9898 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9899 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9900 jump function types.
9901 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9902 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9903 instead of ipcp_print_all_jump_functions.
9904 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9905 only for replacable scalars.
9907 * doc/invoke.texi (Optimize options): Add description of
9908 -findirect-inlining.
9909 * common.opt (flag_indirect_inlining): New flag.
9910 * opts.c (decode_options): Set flag_indirect_inlining when
9913 * ipa-inline.c: Include ipa-prop.h.
9914 (inline_indirect_intraprocedural_analysis): New function.
9915 (inline_generate_summary): Allocate parameter and argument info
9916 structures, call inline_indirect_intraprocedural_analysis on each
9917 node when doing indirect inlining and deallocate indirect inlining
9918 data structures in the end.
9919 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9920 (free_all_ipa_structures_after_iinln): New function.
9921 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9923 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9925 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9926 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9927 of computing the frequency separately.
9928 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9929 of computing the frequency separately.
9930 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9931 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9932 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9933 (ipa_get_stmt_member_ptr_load_param): New function.
9934 (ipa_is_ssa_with_stmt_def): New function.
9935 (ipa_note_param_call): New function.
9936 (ipa_analyze_call_uses): New function.
9937 (ipa_analyze_stmt_uses): New function.
9938 (ipa_analyze_params_uses): New function.
9939 (ipa_free_node_params_substructures): Also free the param_calls linked
9941 (ipa_node_duplication_hook): Also duplicate the param_calls
9943 (ipa_print_node_param_flags): New function.
9944 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9945 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9946 * ipa-prop.h (struct ipa_param_flags): New field called.
9947 (struct ipa_param_call_note): New structure.
9948 (struct ipa_node_params): New fields param_calls and
9950 (ipa_is_ith_param_called): New function.
9951 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9952 ipa_analyze_params_uses and dump parameter flags.
9954 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9955 ipa_propagate_indirect_call_infos if performing indirect inlining,
9956 pass a new parameter new_edges to it.
9957 (add_new_edges_to_heap): New fucntion.
9958 (cgraph_decide_inlining_of_small_functions): New vector
9959 new_indirect_edges for newly found indirect edges , call
9960 ipa_propagate_indirect_call_infos after inlining.
9961 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9962 inlining if performing indirect inlining. Call
9963 free_all_ipa_structures_after_iinln when doing so too.
9964 (inline_generate_summary): Do not call
9965 free_all_ipa_structures_after_iinln here.
9966 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9967 (print_edge_addition_message): New function.
9968 (update_call_notes_after_inlining): New function.
9969 (propagate_info_to_inlined_callees): New function.
9970 (ipa_propagate_indirect_call_infos): New function.
9971 * ipa-prop.h: Include cgraph.h
9972 (struct ipa_param_call_note): Fields reordered, new field processed.
9973 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9975 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9976 rediscovered call statements.
9977 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9978 (dump_cgraph_node): Dump also the indirect_call flag.
9979 (cgraph_clone_edge): Copy also the indirect_call flag.
9980 * tree-inline.c (copy_bb): Do not check for fndecls from call
9981 expressions, check for edge availability when moving clones.
9982 (get_indirect_callee_fndecl): New function.
9983 (expand_call_inline): If callee declaration is not apprent from
9984 the statement, try calling get_indirect_callee_fndecl. Do not
9985 issue warnings or call sorry when not inlinings an indirect edge.
9986 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9988 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9989 bit more frandly to matching.
9990 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9991 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9992 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9994 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9997 * opth-gen.awk: Suppress function specific features when building
9999 * optc-gen.awk: Ditto.
10001 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10004 * diagnostic.c (pedwarn): Add opt parameter.
10006 * c-tree.h (pedwarn_init): Add opt parameter.
10007 (pedwarn_c90): Likewise.
10008 (pedwarn_c99): Likewise.
10009 * c-errors.c (pedwarn_c99): Likewise.
10010 (pedwarn_c90): Likewise.
10011 * toplev.h (pedwarn): Update declaration.
10012 (pedwarn0): Declare.
10013 * c-lex.c: All calls to pedwarn changed.
10014 * builtins.c: All calls to pedwarn changed.
10015 * toplev.c: All calls to pedwarn changed.
10016 * c-decl.c: All calls to pedwarn changed.
10017 * c-typeck.c: All calls to pedwarn changed.
10018 * c-common.c: All calls to pedwarn changed.
10019 * c-parser.c: All calls to pedwarn changed.
10021 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10022 Karthik Kumar <karthikkumar@gmail.com>
10024 * attribs.c (file scope): Include c-common.h.
10025 (decl_attributes): Add support for #pragma GCC optimize and
10026 #pragma GCC option.
10028 * targhooks.c (default_can_inline_p): New function that is the
10029 default for the TARGET_CAN_INLINE_P target hook.
10031 * targhooks.h (default_can_inline_p): Add declaration.
10033 * tree.c (cl_optimization_node): New static tree for building
10034 OPTIMIZATION_NODE tree.
10035 (cl_target_option_node): New static tree for building
10036 TARGET_OPTION_NODE tree.
10037 (cl_option_hash_table): New hash table for hashing
10038 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10039 (cl_option_hash_hash): New function to provide the hash value for
10040 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10041 (cl_option_hash_eq): New function to provide an equality test for
10042 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10043 (tree_code_size): Add support for OPTIMIZATION_NODE and
10044 TARGET_OPTION_NODE trees.
10045 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10046 TARGET_OPTION_NODE trees.
10047 (build_optimization_node): Build a tree that has all of the
10048 current optimization options.
10049 (build_target_option_node): Build a tree that has the target
10050 options that might be changed on a per function basis.
10052 * tree.h (file scope): Include options.h.
10053 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10054 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10055 (TREE_OPTIMIZATION): Ditto.
10056 (TREE_TARGET_SPECIFIC): Ditto.
10057 (struct tree_function_decl): Add fields for remembering the
10058 current optimization options and target specific options.
10059 (struct tree_optimization_option): New tree variant that remembers
10060 the optimization options.
10061 (struct tree_target_option): New tree variant that remembers the
10062 target specific flags that might change for compiling a particular
10064 (union tree_node): Include tree_optimization_option and
10065 tree_target_option fields.
10066 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10067 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10068 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10069 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10070 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10071 optimization and target options.
10072 (optimization_default_node): New macro to refer to global_trees
10074 (optimization_current_node): Ditto.
10075 (optimization_cold_node): Ditto.
10076 (optimization_hot_node): Ditto.
10077 (target_option_default_node): Ditto.
10078 (target_option_current_node): Ditto.
10079 (current_option_pragma): Ditto.
10080 (current_optimize_pragma): Ditto.
10082 * target.h (struct gcc_target): Add valid_option_attribute_p,
10083 target_option_save, target_option_restore, target_option_print,
10084 target_option_pragma_parse, and can_inline_p hooks.
10086 * toplev.h (parse_optimize_options): Add declaration.
10087 (fast_math_flags_struct_set_p): Ditto.
10089 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10090 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10093 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10094 tree_can_inline_p hook to see if one function can inline another.
10095 (cgraph_decide_inlining): Ditto.
10096 (cgraph_decide_inlining_incrementally): Ditto.
10098 * opts.c (decode_options): Add support for running multiple times
10099 to allow functions with different target or optimization options
10100 than was specified on the command line.
10101 (fast_math_flags_struct_set_p): New function that is similar to
10102 fast_math_flags_set_p, except it uses the values in the
10103 cl_optimization structure instead of global variables.
10105 * optc-gen.awk: Add support for TargetSave to allow a back end to
10106 declare new fields that need to be saved when using function
10107 specific options. Include flags.h and target.h in the options.c
10108 source. Add support for Save to indicate which options can be set
10109 for individual functions. Generate cl_optimize_save,
10110 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10111 cl_target_option_restore, cl_target_option_print functions to
10112 allow functions to use different optimization or target options.
10114 * opt-functions.awk (var_type_struct): Return the type used for
10115 storing the field in a structure.
10117 * opth-gen.awk: Add support for TargetSave to allow a back end to
10118 declare new fields that need to be saved when using function
10119 specific options. Add support for Save to indicate which options
10120 can be set for individual functions. Only generate one extern for
10121 Mask fields. Generate cl_optimization and cl_target_option
10122 structures to remember optimization and target options.
10124 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10125 collecting new tree nodes.
10126 (TS_TARGET_OPTION): Ditto.
10128 * c-decl.c (merge_decls): Merge function specific target and
10129 optimization options.
10131 * function.c (invoke_set_current_function_hook): If the function
10132 uses different optimization options, change the global variables
10135 * coretypes.h (struct cl_optimization): Add forward reference.
10136 (struct cl_target_option): Ditto.
10138 * c-pragma.c (option_stack): New static vector to remember the
10139 current #pragma GCC option stack.
10140 (handle_pragma_option): New function to support #pragma GCC option
10141 to change target options.
10142 (optimize_stack): New static vector to remember the current
10143 #pragma GCC optimize stack.
10144 (handle_pragma_optimize): New function to support #pragma GCC
10145 optimize to change optimization options.
10146 (init_pragma): Add support for #pragma GCC optimize and #pragma
10149 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10150 optimization options.
10151 (TARGET_OPTION_NODE): New tree code for remembering certain target
10154 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10155 TARGET_OPTION_NODE trees.
10157 * common.opt (-O): Add Optimization flag.
10159 (-fmath-errno): Ditto.
10160 (-falign-functions): Add UInteger flag to make sure flag gets full
10161 int in cl_optimization structure.
10162 (-falign-jumps): Ditto.
10163 (-falign-labels): Ditto.
10164 (-falign-loops): Ditto.
10165 (-fsched-stalled-insns): Ditto.
10166 (-fsched-stalled-insns-dep): Ditto.
10168 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10170 (TARGET_OPTION_SAVE): Ditto.
10171 (TARGET_OPTION_RESTORE): Ditto.
10172 (TARGET_OPTION_PRINT): Ditto.
10173 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10174 (TARGET_CAN_INLINE_P): Ditto.
10175 (TARGET_INITIALIZER): Add new hooks.
10177 * tree-inline.c (tree_can_inline_p): New function to determine
10178 whether one function can inline another. Check if the functions
10179 use compatible optimization options, and also call the backend
10182 * tree-inline.h (tree_can_inline_p): Add declaration.
10184 * c-common.c (c_common_attribute): Add support for option and
10185 optimize attributes.
10186 (handle_option_attribute): Add support for the option attribute to
10187 allow the user to specify different target options for compiling a
10189 (handle_optimize_attribute): Add support for the optimize
10190 attribute to allow the user to specify different optimization
10191 options for compiling a specific function.
10192 (handle_hot_attribute): Turn on -O3 optimization for this one
10193 function if it isn't the default optimization level.
10194 (handle_cold_attribute): Turn on -Os optimization for this one
10195 function if it insn't the default optimization.
10196 (const_char_p): New const char * typedef.
10197 (optimize_args): New static vector to remember the optimization
10199 (parse_optimize_options): New function to set up the optimization
10200 arguments from either the optimize attribute or #pragma GCC optimize.
10202 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10203 (builtin_define_std): Ditto.
10205 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10206 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10207 (x86_64-*-*): Ditto.
10209 * Makefile.in (TREE_H): Add options.h.
10210 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10212 * doc/extend.texi (option attribute): Document new attribute.
10213 (optimize attribute): Ditto.
10214 (hot attribute): Document hot attribute sets -O3.
10215 (cold attribute): Document cold attribute sets -Os.
10216 (#pragma GCC option): Document new pragma.
10217 (#pragma GCC optimize): Ditto.
10219 * doc/options.texi (TargetSave): Document TargetSave syntax.
10220 (UInteger): Document UInteger must be used for certain flags.
10221 (Save): Document Save option to create target specific options
10222 that can be saved/restored on a function specific context.
10224 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10225 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10227 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10228 (TARGET_OPTION_SAVE): Ditto.
10229 (TARGET_OPTION_RESTORE): Ditto.
10230 (TARGET_OPTION_PRINT): Ditto.
10231 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10232 (TARGET_CAN_INLINE_P): Ditto.
10234 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10236 (-mfpmath=both): Ditto.
10238 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10239 Karthik Kumar <karthikkumar@gmail.com>
10241 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10242 (TARGET_POPCNT): Ditto.
10243 (TARGET_SAHF): Ditto.
10244 (TARGET_AES): Ditto.
10245 (TARGET_PCLMUL): Ditto.
10246 (TARGET_CMPXCHG16B): Ditto.
10247 (TARGET_RECIP): Move switch into target_flags.
10248 (TARGET_FUSED_MADD): Ditto.
10249 (ix86_arch_features): Make an unsigned char type.
10250 (ix86_tune_features): Ditto.
10251 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10252 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10253 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10255 * config/i386/i386.opt (arch): New TargetSave field to define
10256 fields that need to be saved for function specific option support.
10259 (branch_cost): Ditto.
10260 (ix86_isa_flags_explicit): Ditto.
10261 (tune_defaulted): Ditto.
10262 (arch_specified): Ditto.
10263 (-m128-long-double): Add Save flag to save option for target
10264 specific option support.
10266 (-maccumulate-outgoing-args): Ditto.
10267 (-malign-double): Ditto.
10268 (-malign-stringops): Ditto.
10269 (-mfancy-math-387): Ditto.
10270 (-mhard-float): Ditto.
10271 (-mieee-fp): Ditto.
10272 (-minline-all-stringops): Ditto.
10273 (-minline-stringops-dynamically): Ditto.
10274 (-mms-bitfields): Ditto.
10275 (-mno-align-stringops): Ditto.
10276 (-mno-fancy-math-387): Ditto.
10277 (-mno-push-args): Ditto.
10278 (-mno-red-zone): Ditto.
10279 (-mpush-args): Ditto.
10280 (-mred-zone): Ditto.
10282 (-msseregparm): Ditto.
10283 (-mstack-arg-probe): Ditto.
10295 (-mno-sse4): Ditto.
10298 (-mrecip): Move flag into target_flags.
10300 (-mno-fused-madd): Ditto.
10301 (-mfused-madd): Ditto.
10302 (-mabm): Move flag into ix86_isa_flags.
10309 * config/i386/i386-c.c: New file for #pragma support.
10310 (ix86_target_macros_internal): New function to #define or #undef
10311 target macros based when the user uses the #pragma GCC option to
10312 change target options.
10313 (ix86_pragma_option_parse): New function to add #pragma GCC option
10315 (ix86_target_macros): Move defining the target macros here from
10316 TARGET_CPU_CPP_BUILTINS in i386.h.
10317 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10318 defined, initialize any subtarget #pragmas.
10320 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10321 REGISTER_TARGET_PRAGMAS.
10323 * config/i386/t-i386: New file for x86 dependencies.
10324 (i386.o): Make dependencies mirror the include files used.
10325 (i386-c.o): New file, add dependencies.
10327 * config/i386/i386-protos.h (override_options): Add bool argument.
10328 (ix86_valid_option_attribute_tree): Add declaration.
10329 (ix86_target_macros): Ditto.
10330 (ix86_register_macros): Ditto.
10332 * config/i386/i386.c (ix86_tune_features): Move initialization of
10333 the target masks to initial_ix86_tune_features to allow functions
10334 to have different target options. Make type unsigned char,
10335 instead of unsigned int.
10336 (initial_ix86_tune_features): New static vector to hold processor
10337 masks for the tune variables.
10338 (ix86_arch_features): Move initialization of the target masks to
10339 initial_ix86_arch_features to allow functions to have different
10340 target options. Make type unsigned char, instead of unsigned int.
10341 (initial_ix86_arch_features): New static vector to hold processor
10342 masks for the arch variables.
10343 (enum ix86_function_specific_strings): New enum to describe the
10344 string options used for attribute((option(...))).
10345 (ix86_target_string): New function to return a string that
10346 describes the target options.
10347 (ix86_debug_options): New function to print the current options in
10349 (ix86_function_specific_save): New function hook to save the
10350 function specific global variables in the cl_target_option structure.
10351 (ix86_function_specific_restore): New function hook to restore the
10352 function specific variables from the cl_target_option structure to
10353 the global variables.
10354 (ix86_function_specific_print): New function hook to print the
10355 target specific options in the cl_target_option structure.
10356 (ix86_valid_option_attribute_p): New function hook to validate
10357 attribute((option(...))) arguments.
10358 (ix86_valid_option_attribute_tree): New function that is common
10359 code between attribute((option(...))) and #pragma GCC option
10360 support that parses the options and returns a tree holding the options.
10361 (ix86_valid_option_attribute_inner_p): New helper function for
10362 ix86_valid_option_attribute_tree.
10363 (ix86_can_inline_p): New function hook to decide if one function
10364 can inline another on a target specific basis.
10365 (ix86_set_current_function); New function hook to switch target
10366 options if the user used attribute((option(...))) or #pragma GCC
10368 (ix86_tune_defaulted): Move to static file scope from
10370 (ix86_arch_specified): Ditto.
10371 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10373 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10374 (OPTION_MASK_ISA_ABM_SET): Ditto.
10375 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10376 (OPTION_MASK_ISA_CX16_SET): Ditto.
10377 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10378 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10379 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10380 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10381 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10382 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10383 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10384 (struct ptt): Move to static file scope from override_options.
10385 (processor_target_table): Ditto.
10386 (cpu_names): Ditto.
10387 (ix86_handle_option): Add support for options that are now isa options.
10388 (override_options): Add support for declaring functions that
10389 support different target options than were specified on the
10390 command line. Move struct ptt, processor_target_table, cpu_names,
10391 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10392 Add bool argument. Fix up error messages so the appropriate error
10393 is given for either command line or attribute.
10394 (ix86_previous_fndecl): New static to remember previous function
10395 declaration to see if we need to change target options.
10396 (ix86_builtins_isa): New array to record the ISA of each builtin
10398 (def_builtin): Always create the builtin function, even if the
10399 current ISA doesn't support it.
10400 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10401 tests for those builtins.
10402 (ix86_init_builtins): Remove TARGET_MMX test for calling
10403 ix86_init_mmx_sse_builtins.
10404 (ix86_expand_builtin): If the current ISA doesn't support a given
10405 builtin, signal an error.
10406 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10407 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10408 (TARGET_OPTION_SAVE): Ditto.
10409 (TARGET_OPTION_RESTORE): Ditto.
10410 (TARGET_OPTION_PRINT): Ditto.
10411 (TARGET_CAN_INLINE_P): Ditto.
10413 2008-07-22 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10415 * c-typeck.c (build_external_ref): Don't call assemble_external.
10416 * final.c (output_operand): Call assemble_external.
10418 2008-07-21 DJ Delorie <dj@redhat.com>
10420 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10421 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10423 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10425 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10426 original insn and splitter contents into ...
10427 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10428 flag_unsafe_math_optimizations. Add dummy scratch register.
10429 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10430 !flag_unsafe_math_optimizations. Returns number with next
10431 highest magnitude if this is still less or equal to the true
10432 quotient in magnitude.
10434 2008-07-21 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10436 * Makefile.in: Replace toplev.h with TOPLEV_H.
10437 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10438 * c-lex.c (fe_file_change): Don't set in_system_header.
10439 * c-parser.c (c_token): Remove in_system_header.
10440 (c_lex_one_token): Don't set in_system_header.
10441 (c_parser_set_source_position_from_token): Don't set in_system_header.
10442 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10445 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10446 * flags.h (in_system_header): Remove.
10447 * function.c (saved_in_system_header): Remove.
10448 (push_cfun): Don't set in_system_header.
10449 (pop_cfun): Don't set in_system_header.
10450 (push_struct_function): Don't set in_system_header.
10451 * input.h (expanded_location): Add sysp.
10452 (in_system_header_at): New.
10453 (in_system_header): New.
10454 * toplev.c (in_system_header): Remove.
10455 * toplev.h: Include input.h
10457 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10458 * tree-ssa.c (warn_uninit): Call warning_at.
10459 (warn_uninitialized_var): Update calls to warn_uninit.
10460 (warn_uninitialized_phi): Update calls to warn_uninit.
10461 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10462 (expand_location): Initialize xloc.sysp.
10463 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10464 (tree_decl_with_vis): Remove in_system_header_flag.
10466 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10469 * recog.c (asm_operand_ok): Change the order of the extra
10470 memory constraint checks.
10472 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10475 * tree-switch-conversion.c (build_one_array): Call
10476 varpool_mark_needed_node and varpool_finalize_decl
10477 instead of assemble_variable.
10479 2008-07-19 Jan Hubicka <jh@suse.cz>
10481 * cgraph.c (cgraph_add_new_function): Do early local passes.
10482 * tree-nrv.c (gate_pass_return_slot): New gate.
10483 (pass_nrv): Add the gate.
10484 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10486 (coalesce_ssa_name): Coalesce SSA names.
10487 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10488 not optimizing so unused user vars remains visible.
10489 * common.opt (flag_tree_ter): Always enable by default.
10490 * tree-ssa-ter.c: Include flags.h
10491 (is_replaceable_p): Check that locations match; when aliasing
10492 is missing be conservative about loads.
10493 * tree-optimize.c (gate_init_datastructures): Remove.
10494 (pass_init_datastructures): New.
10495 * passes.c: Reorder passes so we always go into SSA.
10497 2008-07-19 Jan Hubicka <jh@suse.cz>
10499 * doc/extend.texi (flatten attribute): Remove note about
10501 * doc/invoke.texi (--combine): Likewise.
10502 (-finline-functions-called-once): Update levels when enabled.
10503 (-funit-at-a-time): Document new behaviour.
10504 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10505 -fno-section-anchors when disabled explicitly.
10506 (inline params): They are not ignored now.
10507 (precompiled headers): Remove unit-at-a-time as being incompatible.
10508 * opts.c (decode_options): Handle unit-at-a-time as alias;
10509 imply -fno-section-anchors when toplevel reorder is disabled
10511 * common.opt (ftoplevel-reorder): Set default value to 2.
10512 (funit-at-a-time): Set default value to 1.
10513 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10516 2008-07-19 Jan Hubicka <jh@suse.cz>
10518 * builtins.c (expand_builtin_int_roundingfn,
10519 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10522 2008-07-19 Richard Guenther <rguenther@suse.de>
10525 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10526 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10527 * tree-ssa-pre.c (get_expr_value_id): For newly created
10528 constant value-ids make sure to add the expression to its
10531 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10533 PR middle-end/36877
10534 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10535 return value of the builtin is ignored.
10537 2008-07-19 Olivier Hainque <hainque@adacore.com>
10539 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10540 bits, a C conformant malloc implementation has to provide.
10541 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10543 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10547 * reload.c (find_reloads_subreg_address): Only reload address if
10548 reloaded == 0, not for reloaded != 1.
10551 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10552 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10553 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10554 m32c_legitimize_reload_address.
10556 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10557 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10558 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10560 2008-07-19 Olivier Hainque <hainque@adacore.com>
10562 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10563 argument, saying whether nested array are to be collapsed
10564 into a single array type DIE with multiple subscripts.
10565 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10566 issues, centralize the nested array types collapsing control and
10567 disable the transformation for Ada.
10569 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10574 (x86_64_shift_adj_2): New expander.
10575 (x86_64_shift_adj_3): Ditto.
10576 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10577 to split TImode operands.
10578 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10579 (ix86_split_lshr): Ditto.
10581 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10583 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10584 and __CHAR32_TYPE__.
10585 * c-typeck.c (digest_init): Support char16_t and char32_t.
10586 (set_nonincremental_init_from_string): Idem.
10588 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10590 PR middle-end/36859
10591 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10592 PREFERRED_STACK_BOUNDARY.
10593 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10595 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10597 PR middle-end/36858
10598 * function.c (locate_and_pad_parm): Cap boundary earlier.
10600 2008-07-17 Julian Brown <julian@codesourcery.com>
10602 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10603 no-op for targets which don't use DLLs.
10605 2008-07-17 Martin Jambor <mjambor@suse.cz>
10607 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10608 that nodes are relevant by examining the node->analyzed flag.
10609 (ipcp_init_stage): Check which nodes are relevant, assert that the
10610 relevant ones are also required.
10611 (ipcp_propagate_stage): Check on the side arrays are properly
10613 (ipcp_print_all_jump_functions): Make sure not to touch any node
10614 that is not analyzed or an edge that does not have a corresponding
10615 entry in the on-the-side vectors.
10616 (ipcp_function_scale_print): Likewise.
10617 (ipcp_update_callgraph): Check that the node is relevant.
10618 (ipcp_insert_stage): Check that the node is relevant. Check there is
10619 an info for every node and edge.
10620 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10621 (ipa_print_all_tree_maps): Likewise and a new variable info.
10622 (ipa_print_all_params_modified): Likewise.
10623 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10625 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10628 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10630 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10632 PR rtl-optimization/36753
10633 * fwprop.c (use_killed_between): Don't shortcut
10634 single-definition global registers.
10636 2008-07-16 Jan Hubicka <jh@suse.cz>
10638 * cgraph.h (varpool_empty_needed_queue): Declare.
10639 * cgraphunit.c (output_in_order): Mark all variables as needed;
10641 * varpool.c (varpool_assemble_node): Update debug queue.
10642 (varpool_assemble_pending_decls): Don't do it here.
10643 (varpool_empty_needed_queue): New function.
10645 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10647 * recog.c (peephole2_optimize): Fix formatting.
10649 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10651 * c-pch.c (get_ident): Avoid C++ keywords.
10652 * combine-stack-adj.c (single_set_for_csa): Likewise.
10653 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10654 output_asm_insn): Likewise.
10655 * reload.c (push_secondary_reload, find_reusable_reload,
10656 push_reload, combine_reloads, find_reloads,
10657 debug_reload_to_stream): Likewise.
10658 * reload.h (struct reload): Likewise.
10659 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10660 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10661 emit_output_reload_insns): Likewise.
10662 * targhooks.c (default_secondary_reload): Likewise.
10663 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10665 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10667 * recog.c (validate_change_1, validate_change,
10668 validate_unshare_change, validate_replace_rtx_1, struct
10669 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10671 * reload.c (push_secondary_reload, secondary_reload_class,
10672 scratch_reload_class, find_valid_class, find_reusable_reload,
10673 push_reload, find_dummy_reload, find_reloads_address_1,
10674 find_reloads_address_part, find_equiv_reg): Likewise.
10675 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10676 choose_reload_regs): Likewise.
10677 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10679 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10680 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10681 * sched-rgn.c (concat_INSN_LIST): Likewise.
10682 * stor-layout.c (mode_for_size, mode_for_size_tree,
10683 smallest_mode_for_size): Likewise.
10685 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10687 * cfg.c (dump_reg_info): Avoid C++ keywords.
10688 * dwarf2asm.c (dw2_force_const_mem,
10689 dw2_asm_output_encoded_addr_rtx): Likewise.
10690 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10691 * expmed.c (expand_shift): Likewise.
10692 * global.c (find_reg): Likewise.
10693 * graph.c (draw_edge): Likewise.
10694 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10695 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10696 widen_clz, widen_bswap, expand_parity, expand_unop,
10697 emit_cmp_and_jump_insn_1): Likewise.
10698 * postreload.c (reload_cse_simplify_operands): Likewise.
10699 * ra.h (add_neighbor): Likewise.
10700 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10701 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10702 record_reg_classes, copy_cost, record_address_regs,
10703 invalid_mode_change_p): Likewise.
10704 * regrename.c (regrename_optimize, scan_rtx_reg,
10705 dump_def_use_chain, find_oldest_value_reg,
10706 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10708 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10710 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10711 MASK_POWERPC64 for power4 in previous commit.
10713 2008-07-16 Olivier Hainque <hainque@adacore.com>
10715 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10716 instead of bare conversion to cast const-ness away.
10718 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10720 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10721 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10722 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10723 (TARGET_FUNCTION_VALUE): Define.
10725 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10727 * config/rs6000/rs6000.c (processor_target_table): Add
10728 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10730 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10733 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10734 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10735 m32c_legitimize_reload_address.
10737 2007-07-16 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10739 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10740 DECL_IN_SYSTEM_HEADER in sync.
10742 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10744 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10745 * tree-ssa-pre.c (pre_expr_eq): Ditto
10746 (get_constant_for_value_id): Take a type as an argument.
10747 (fully_constant_expression): Pass in type.
10748 (find_or_generate_expression): Short circuit constant case.
10749 (create_expression_by_pieces): Remove special casing of
10751 (do_regular_insertion): Short circuit constant case.
10752 (do_partial_partial_insertion): Ditto.
10754 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10757 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10759 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10761 * config/xtensa/libgcc-xtensa.ver: New file.
10762 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10764 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10766 * df-problems.c (df_set_note): Avoid C++ keywords.
10767 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10768 * dse.c (record_store, remove_useless_values): Likewise.
10769 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10770 gen_reg_rtx_offset, operand_subword, change_address_1,
10771 change_address, adjust_address_1, offset_address,
10772 widen_memory_access, emit_copy_of_insn_after): Likewise.
10773 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10774 * fwprop.c (should_replace_address, propagate_rtx_1,
10775 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10777 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10778 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10779 * lcm.c (compute_insert_delete, pre_edge_lcm,
10780 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10781 * lower-subreg.c (resolve_reg_notes): Likewise.
10782 * mode-switching.c (optimize_mode_switching): Likewise.
10784 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 * bt-load.c (add_btr_def, migrate_btr_def,
10787 branch_target_load_optimize): Avoid C++ keywords.
10788 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10790 * combine.c (subst, simplify_set, make_extraction,
10791 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10792 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10793 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10795 2008-07-15 Richard Guenther <rguenther@suse.de>
10797 PR middle-end/36369
10798 * c-common.c (strict_aliasing_warning): Do not warn for
10799 TYPE_REF_CAN_ALIAS_ALL pointers.
10800 (c_common_get_alias_set): may_alias types are not special.
10801 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10802 attribute and set can_ref_all accordingly.
10803 (build_reference_type_for_mode): Likewise.
10804 * doc/extend.texi (may_alias): Clarify.
10806 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10809 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10810 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10812 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10815 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10816 gcc_assert, instead call output_operand_lossage.
10818 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10820 * builtins.c (std_canonical_va_list): Treat structure based
10823 2008-07-15 Ben Elliston <bje@au.ibm.com>
10825 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10827 2007-07-14 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10829 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10832 2008-07-14 Jan Hubicka <jh@suse.cz>
10834 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10835 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10836 fix predicates and constraints.
10837 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10838 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10840 2008-07-14 Doug Kwan <dougkwan@google.com>
10842 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10843 additional option file arm/eabi.opt.
10844 * config/arm/eabi.h (File): New configuration file for EABI targets.
10845 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10846 SUBSUBTARGET_EXTRA_SPECS.
10847 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10848 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10849 from STARTFILE_SPEC so that it can be referenced in an override.
10850 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10851 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10852 can be referenced in an override.
10853 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10854 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10855 so that it can be referenced in an override.
10856 (LINK_SPEC): Use BPABI_LINK_SPEC.
10857 * config/arm/eabi.opt (File): New.
10859 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10861 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10862 (FIXED_VALUE_H): New variable.
10863 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10864 input.h, fixed-value.h.
10865 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10866 (BASIC_BLOCK_H): Use $(BITMAP_H).
10867 (FUNCTION_H): Add varray.h.
10868 (IPA_REFERENCE_H): Use $(BITMAP_H).
10869 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10870 (DF_H): Use $(BITMAP_H).
10871 (GGC_H): Add statistics.h.
10872 (INSN_ADDR_H): New.
10873 (INSN_ATTR_H): Use it.
10874 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10876 (SYMTAB_H): Add $(OBSTACK_H).
10877 (CPP_INTERNAL_H): New.
10878 (TREE_DUMP_H): Add tree-pass.h.
10879 (TREE_FLOW_H): Use $(BITMAP_H)
10880 (PRETTY_PRINT_H): Use $(INPUT_H).
10881 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10884 (many object files): Fix lots of header dependencies throughout.
10886 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10888 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10890 (s-gtyp-input): Use them to write tmp-gi.list.
10891 (echo_to_gi.list): Remove.
10893 2008-07-14 Richard Guenther <rguenther@suse.de>
10895 * tree-ssa-sccvn.c (pre_info): Remove.
10896 (switch_to_PRE_table): Likewise.
10897 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10898 (set_hashtable_value_ids): Do not create value-ids for the
10900 (run_scc_vn): Remove double test. Remove bogus special-case
10901 in value-number printing.
10902 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10903 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10905 * tree-flow-inline.h (get_value_handle): Remove.
10906 * tree-flow.h (get_value_handle): Remove.
10908 2008-07-14 Martin Jambor <mjambor@suse.cz>
10910 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10911 in which we generate arithmetics is not a subrange.
10913 2008-07-14 Martin Jambor <mjambor@suse.cz>
10915 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10917 2008-07-14 Richard Guenther <rguenther@suse.de>
10919 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10921 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10924 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10925 reload for symbol refs moved to r0 with -fPIC.
10926 (legitimize_pic_address): Use the target register as temporary
10928 (emit_symbolic_move): Adjust comment.
10929 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10932 2008-07-14 Ben Elliston <bje@au.ibm.com>
10934 * c-common.h (C_CPP_HASHNODE): New macro.
10935 * coretypes.h (struct cpp_token): Forward declare.
10936 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10937 the context-sensitive keyword method.
10938 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10939 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10940 expand_bool_pixel): New.
10941 (altivec_categorize_keyword): New function.
10942 (init_vector_keywords): New function.
10943 (rs6000_macro_to_expand): Likewise.
10944 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10945 compiling an ISO C dialect.
10947 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10949 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10950 (create_expression_by_pieces): Fix typo.
10951 (do_regular_insertion): Use debug counter here too.
10953 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10956 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10957 CONST_OK_FOR_LETTER_P. All port-local users changed.
10958 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10959 implement Kp matching power-of-two.
10960 (CONSTRAINT_LEN): Define to match.
10961 * config/cris/cris.md: Replace all use of constraint K with Kc.
10962 ("*btst*): Use Kp for operand 0 of last alternative.
10964 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10967 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10970 2008-07-13 Jan Hubicka <jh@suse.cz>
10972 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10975 2008-07-13 Richard Guenther <rguenther@suse.de>
10977 PR middle-end/36811
10978 * langhooks.c (lhd_print_error_function): Deal with recursive
10981 2008-07-12 Jan Hubicka <jh@suse.cz>
10983 * cgraph.c (assembler_name_hash): New static var.
10984 (hash_node_by_assembler_name, eq_assembler_name): New.
10985 (cgraph_node_for_asm): Use hashtable.
10986 (cgraph_remove_node): Maintain hashtable.
10987 (change_decl_assembler_name): Sanity check that names are not changing
10988 after aliasing was processed.
10989 * cgraph.h (varpoon_node): Add next GGC marker.
10990 * tree.c (decl_assembler_name_equal): Constify.
10991 (decl_assembler_name_hash): New.
10992 * tree.h (decl_assembler_name_equal): Constify.
10993 (decl_assembler_name_hash): Update.
10995 2008-07-12 David Daney <ddaney@avtrex.com>
10997 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10998 sb1 and r5000 cpus.
11000 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11002 * doc/md.texi: Document the MIPS "v" constraint.
11003 * config/mips/mips.h (reg_class): Revert last change.
11004 (REG_CLASS_NAMES): Likewise.
11005 (REG_CLASS_CONTENTS): Likewise.
11006 * config/mips/mips.c (mips_regno_to_class): Likewise.
11007 * config/mips/constraints.md (v): Likewise, but add documentation.
11008 Add a comment to say that this constraint should not be used in
11011 2008-07-11 DJ Delorie <dj@redhat.com>
11013 * config/h8300/h8300.md (length): Fix branch offset limit.
11015 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11017 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11018 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11019 (avr_hard_regno_scratch_ok): New function.
11020 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11021 * config/avr/avr.md (all peepholes that request a scratch register):
11022 Remove avr_peep2_scratch_safe use.
11024 2008-07-11 Tom Tromey <tromey@redhat.com>
11025 Ian Lance Taylor <iant@google.com>
11027 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11028 (struct c_common_resword): Define.
11029 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11030 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11031 (c_common_reswords, num_c_common_reswords): Declare.
11032 * c-common.c (c_common_reswords): New global const array.
11033 (num_c_common_reswords): New const int.
11034 * c-parser.c (struct resword, reswords): Don't define.
11035 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11036 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11037 than reswords. If warning about C++ keywords, give them a special
11039 (c_lex_one_token): Warn about C++ keywords. Call
11040 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11041 (c_parser_external_declaration): Look for RID_xxx rather than
11042 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11043 (c_parser_statement_after_labels): Likewise.
11044 (c_parser_objc_class_instance_variables): Likewise.
11045 (c_parser_objc_class_declaration): Likewise.
11046 (c_parser_objc_try_catch_statement): Likewise.
11047 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11048 (declspecs_add_type): Likewise.
11050 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11052 * ggc-page.c (alloc_page):
11053 Substituting xmalloc, xcalloc with
11054 XNEWVEC and XCNEWVAR macros which add the
11057 2008-07-11 Richard Guenther <rguenther@suse.de>
11059 PR tree-optimization/36765
11060 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11061 aliases from HEAP vars to SMTs.
11063 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11065 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11066 * configure.ac (loose_warn): Move -Wc++-compat from here...
11067 (strict_warn): ...to here.
11068 * configure: Regenerate.
11070 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11072 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11073 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11074 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11075 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11076 excluding more specific h8300-*-* and sh-*-* targets.
11078 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11080 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11081 (eliminate): Ditto.
11082 (execute_pre): Call loop_optimizer_finalize in early exit.
11084 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11086 PR middle-end/36790
11087 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11088 uids in the bitmap, not just VAR_DECL uids.
11090 PR rtl-optimization/36419
11091 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11092 (combine_stack_adjustments_for_block): Call it if needed. Delete
11094 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11095 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11096 prologue sp adjustment.
11098 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11101 * opts.c (print_ignored_options): Report postponed diagnostics for
11102 unknown -Wno-* options as warnings, not errors.
11103 (postpone_unknown_option_error): Renamed to...
11104 (postpone_unknown_option_warning): ... this.
11106 2008-07-09 Doug Kwan <dougkwan@google.com>
11109 2008-07-08 Doug Kwan <dougkwan@google.com>
11111 * config/arm/arm.opt (mandroid): New option.
11112 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11113 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11115 (CC1PLUS_SPEC): Same.
11117 (STARTFILE_SPEC): Same.
11118 (ENDFILE_SPEC): Same.
11119 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11122 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11125 * config/mips/mips.h (reg_class): Remove V1_REG.
11126 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11127 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11128 instead of V1_REGS.
11129 (mips_get_tp): New function.
11130 (mips_legitimize_tls_address): Use it.
11131 * config/mips/constraints.md (v): Delete.
11132 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11133 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11134 After reload, split into a move and ...
11135 (*tls_get_tp_<mode>_split): ...this new instruction.
11137 2008-07-09 David Daney <ddaney@avtrex.com>
11139 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11141 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11143 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11144 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11146 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11147 htab_delete should be called. Don't free c.
11148 (lookup_tmp_var): Create temp_htab lazily.
11149 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11150 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11152 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11153 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11154 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11155 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11156 * tree-sra.c (generate_element_init): Likewise.
11157 * tree-mudflap.c (execute_mudflap_function_ops,
11158 execute_mudflap_function_decls): Likewise.
11159 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11160 * tree-gimple.h (struct gimplify_ctx): New type.
11161 (push_gimplify_context): Adjust prototype.
11163 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11165 * tree-ssa-pre.c (phi_translate_1): Update placement of
11166 add_to_value calls.
11168 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11170 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11171 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11172 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11173 * targhooks.c (default_hard_regno_scratch_ok): New function.
11174 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11175 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11176 * recog.c: Include "target.h".
11177 (peep2_find_free_register): Add check for global regs. Add target
11179 * Makefile.in (recog.o): Depend on target.h.
11181 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11183 * config/sh/sh.c (sh_canonical_va_list_type): New.
11184 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11186 2008-07-09 Raksit Ashok <raksit@google.com>
11188 * doc/invoke.texi (Option Summary): Mention new option
11189 -Wdisallowed-function-list=...
11190 (Warning Options): Document -Wdisallowed-function-list=...
11191 * common.opt (Wdisallowed-function-list=): New flag.
11192 * flags.h (warn_disallowed_functions): External definition of new
11193 boolean warning flag.
11194 (warn_if_disallowed_function_p): Declare new function.
11195 * opts.c (warning_disallowed_functions): New static variable.
11196 (warn_disallowed_functions): New boolean warning flag.
11197 (warn_if_disallowed_function_p): New function.
11198 (add_comma_separated_to_vector): Rename
11199 add_instrument_functions_exclude_list to this.
11200 (common_handle_option): Handle new option. Rename calls to
11201 add_instrument_functions_exclude_list into calls to
11202 add_comma_separated_to_vector.
11203 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11204 based on flag warn_disallowed_functions.
11206 2008-07-09 Christian Bruel <christian.bruel@st.com>
11208 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11209 instead of get_attr_length.
11211 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11213 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11215 * genemit.c (gen_insn): Likewise.
11216 * gengtype.c (note_def_vec): Likewise.
11217 * gengtype.h (note_def_vec): Likewise.
11218 * genoutput.c (struct data, output_insn_data, process_template,
11219 gen_expand, gen_split, note_constraint): Likewise.
11220 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11221 make_insn_sequence): Likewise.
11222 * gensupport.c (record_insn_name): Likewise.
11224 2008-07-08 Doug Kwan <dougkwan@google.com>
11226 * config/arm/arm.opt (mandroid): New option.
11227 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11228 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11230 (CC1PLUS_SPEC): Same.
11232 (STARTFILE_SPEC): Same.
11233 (ENDFILE_SPEC): Same.
11234 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11237 2008-07-08 Raksit Ashok <raksit@google.com>
11239 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11240 (set_storage_via_setmem): Fix expected_align parameter.
11241 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11242 missing from the list.
11243 * doc/md.texi (movmem): Explicitly state that expected alignment is
11244 to be expressed in bytes.
11245 (setmem): Explicitly state that expected alignment is to be expressed
11248 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11250 * reload.c (find_reloads_subreg_address): Do not require validity
11251 of address in original mode before reloading address.
11253 2008-07-07 Tianwei Sheng <tianweis@google.com>
11255 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11256 bounds array access.
11258 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11260 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11262 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11264 Fix PR tree-optimization/23455
11265 Fix PR tree-optimization/35286
11266 Fix PR tree-optimization/35287
11267 * Makefile.in (OBJS-common): Remove tree-vn.o.
11268 (tree-vn.o): Remove.
11269 * dbgcnt.def: Add treepre_insert debug counter.
11270 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11271 (debug_value_expressions): Ditto.
11272 (print_value_expressions): Ditto.
11273 * tree-pretty-print.c (dump_generic_node): Updated for
11274 VALUE_HANDLE removal.
11275 * tree-ssa-dom.c (record_equality): Ditto.
11276 (cprop_operand): Ditto.
11277 (lookup_avail_expr): Ditto.
11278 * tree-ssa-threadedge.c
11279 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11280 (simplify_control_stmt_condition): Ditto.
11281 * tree.c (tree_code_size): Ditto.
11282 (tree_node_structure): Ditto.
11283 (iterative_hash_expr): Ditto.
11285 * tree.h (VALUE_HANDLE_ID): Ditto.
11286 (VALUE_HANDLE_EXPR_SET): Ditto.
11287 (struct tree_value_handle): Ditto.
11288 (union tree_node): Ditto.
11289 * treestruct.def: Ditto.
11290 * tree-vn.c: Removed.
11291 * tree-ssa-pre.c: Rewritten entirely.
11292 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11293 (constant_value_ids): Ditto.
11294 (vn_nary_op_t): Moved to header.
11296 (vn_reference_op_t): Ditto
11297 (vn_reference_t): Ditto.
11298 (next_value_id): New variable.
11299 (VN_INFO): Add an assert.
11300 (vn_constant_eq): New function.
11301 (vn_constant_hash): Ditto.
11302 (get_or_alloc_constant_value_id): Ditto.
11303 (value_id_constant_p): Ditto.
11304 (vn_reference_compute_hash): De-staticify.
11305 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11306 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11307 (valueize_refs): Update opcode if it changes from ssa name to constant.
11308 (vn_reference_lookup_1): Add new argument.
11309 (vn_reference_lookup): Ditto.
11310 (vn_reference_lookup_pieces): New function.
11311 (vn_reference_insert): Add return type. Modify to deal with value ids.
11312 (vn_reference_insert_pieces): New function.
11313 (vn_nary_op_compute_hash): De-staticify.
11314 (vn_nary_op_eq): Ditto.
11315 (vn_nary_op_lookup_pieces): New function.
11316 (vn_nary_op_lookup): Add new argument.
11317 (vn_nary_op_insert_pieces): New function.
11318 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11319 (vn_phi_insert): Ditto.
11320 (visit_unary_op): Update for callee changes.
11321 (visit_binary_op): Ditto.
11322 (visit_reference_op_load): Ditto.
11323 (visit_reference_op_store): Ditto.
11324 (init_scc_vn): Init next_value_id, constant_to_value_id and
11325 constant_value_ids.
11326 (free_scc_vn): Free them.
11327 (set_hashtable_value_ids): New function.
11328 (run_scc_vn): Use it.
11329 (get_max_value_id): New function.
11330 (get_next_value_id): Ditto.
11331 (expressions_equal_p): Moved from tree-vn.c
11332 (sort_vuses): Ditto.
11333 (sort_vuses_heap): Ditto.
11334 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11336 * tree.c (iterative_hash_hashval_t): Made non-static
11337 * tree.h (iterative_hash_hashval_t): Declare it.
11339 2008-07-08 Martin Jambor <mjambor@suse.cz>
11341 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11342 instead of ipa_create_node_params.
11343 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11344 ipa_check_create_edge_args, free them with
11345 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11347 * ipa-prop.c: Include flags.h and tree-inline.h.
11348 (ipa_node_params_vector): New variable.
11349 (ipa_edge_args_vector): New variable.
11350 (edge_removal_hook_holder): New variable.
11351 (node_removal_hook_holder): New variable.
11352 (edge_duplication_hook_holder): New variable.
11353 (node_duplication_hook_holder): New variable.
11354 (ipa_detect_param_modifications): Check for presence of modified flags.
11355 (ipa_compute_jump_functions): Check for presence of jump functions.
11356 (ipa_free_edge_args_substructures): New function.
11357 (ipa_create_node_params): Removed.
11358 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11359 (ipa_free_node_params_substructures): New function.
11360 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11362 (ipa_edge_removal_hook): New function.
11363 (ipa_node_removal_hook): New function.
11364 (duplicate_array): New function.
11365 (ipa_edge_duplication_hook): New function.
11366 (ipa_node_duplication_hook): New function.
11367 (ipa_register_cgraph_hooks): New function.
11368 (ipa_unregister_cgraph_hooks): New function.
11369 (free_all_ipa_structures_after_ipa_cp): New function.
11371 * ipa-prop.h: Include vec.h.
11372 (ipa_node_params_t): New typedef with vector types for it.
11373 (ipa_edge_args_t): New typedef with vector types for it.
11374 (IPA_NODE_REF): Changed to access an on-the-side vector.
11375 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11376 (ipa_check_create_node_params): New function.
11377 (ipa_check_create_edge_args): New function.
11379 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11382 2008-07-07 Tom Tromey <tromey@redhat.com>
11384 * configure, config.in: Rebuilt.
11385 * configure.ac: Don't check for scandir or alphasort.
11387 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11389 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11390 types immediately after creating them.
11392 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11394 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11396 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11398 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11399 dump_constraint_graph.
11400 (dump_constraint_edge): New function.
11401 (dump_constraint_graph): New function.
11402 (debug_constraint_graph): New function.
11403 (dump_constraint): Removed useless comparison.
11404 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11405 (dump_constraint_graph): Declare.
11406 (debug_constraint_graph): Declare.
11407 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11409 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11411 * config/i386/i386.c (is_va_list_char_pointer): New.
11412 (ix86_va_start): Replace compare with ms_va_list_type_node
11413 by is_va_list_char_pointer.
11414 (ix86_gimplify_va_arg): Likewise.
11416 2008-07-07 Martin Jambor <mjambor@suse.cz>
11418 * cgraph.c (cgraph_edge_max_uid): New variable.
11419 (struct cgraph_edge_hook_list): New type.
11420 (struct cgraph_node_hook_list): New type.
11421 (struct cgraph_2edge_hook_list): New type.
11422 (struct cgraph_2node_hook_list): New type.
11423 (first_cgraph_edge_removal_hook): New variable.
11424 (first_cgraph_node_removal_hook): New variable.
11425 (first_cgraph_edge_duplicated_hook): New variable.
11426 (first_cgraph_node_duplicated_hook): New variable.
11427 (cgraph_add_edge_removal_hook): New function.
11428 (cgraph_remove_edge_removal_hook): New function.
11429 (cgraph_call_edge_removal_hooks): New function.
11430 (cgraph_add_node_removal_hook): New function.
11431 (cgraph_remove_node_removal_hook): New function.
11432 (cgraph_call_node_removal_hooks): New function.
11433 (cgraph_add_edge_duplication_hook): New function.
11434 (cgraph_remove_edge_duplication_hook): New function.
11435 (cgraph_call_edge_duplication_hooks): New function.
11436 (cgraph_add_node_duplication_hook): New function.
11437 (cgraph_remove_node_duplication_hook): New function.
11438 (cgraph_call_node_duplication_hooks): New function.
11439 (cgraph_create_edge): Assign to edge uid.
11440 (cgraph_remove_edge): Call edge removal hooks.
11441 (cgraph_node_remove_callees): Call edge removal hooks.
11442 (cgraph_node_remove_callers): Call edge removal hooks.
11443 (cgraph_remove_node): Call node removal hooks.
11444 (cgraph_clone_edge): Call edge duplication hooks.
11445 (cgraph_clone_node): Call node duplication hooks.
11447 * cgraph.h (cgraph_edge): New field uid.
11448 (cgraph_edge_hook): New type.
11449 (cgraph_node_hook): New type.
11450 (cgraph_2edge_hook): New type.
11451 (cgraph_2node_hook): New type.
11453 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11455 * config.in: Regenerate.
11457 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11459 * gcc.c (print_sysroot): New.
11460 (option_map, display_help, process_command): Handle the
11461 -print-sysroot option.
11462 (main): Print the sysroot if requested.
11463 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11465 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11468 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11470 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11472 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11473 (assign_parm_setup_block_p): Also check mode of entry_parm.
11475 2008-07-07 Richard Guenther <rguenther@suse.de>
11477 * tree-ssa-structalias.h (set_used_smts): Remove.
11478 * tree-ssa-structalias.c (used_smts): Likewise.
11479 (set_used_smts): Likewise.
11480 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11481 call to set_used_smts.
11483 2008-07-07 Richard Guenther <rguenther@suse.de>
11485 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11486 (new_var_info): Set it to false.
11487 (solution_set_add): Correctly handle pointers outside a var and
11489 (type_safe): Treat variables with is_full_var properly.
11490 (do_sd_constraint): Likewise.
11491 (do_ds_constraint): Likewise.
11492 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11493 (get_constraint_for_ptr_offset): New function.
11494 (get_constraint_for_component_ref): For addresses at least include
11495 the last field of the variable. Handle is_full_vars properly.
11496 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11497 (handle_ptr_arith): Remove.
11498 (find_func_aliases): Simplify assignment handling.
11499 (create_function_info_for): For parameter and result varinfos set
11501 (create_variable_info_for): Set is_full_var flag whenever we
11502 just created a single varinfo for a decl.
11503 (init_alias_vars): Initialize use_field_sensitive from
11504 max-fields-for-field-sensitive parameter.
11506 2008-07-07 Richard Guenther <rguenther@suse.de>
11508 PR tree-optimization/36713
11509 * tree-flow-inline.h (is_call_used): New function.
11510 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11511 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11512 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11514 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11516 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11518 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11520 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11522 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11523 Nathan Sidwell <nathan@codesourcery.com>
11525 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11526 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11528 * config/m68k/t-linux: New.
11529 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11532 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11534 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11535 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11538 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11540 * gcc.c (execute): Fix -Wc++-compat warning.
11542 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11545 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11546 constant for little endian.
11548 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11550 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11551 mips_base_mips16 instead of TARGET_MIPS16.
11552 (mips_base_mips16): Declare.
11553 * config/mips/mips.c (mips_base_mips16): Make global.
11554 (was_mips16_p): Remove GTY marker.
11555 (was_mips16_pch_p): New variable.
11556 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11557 (mips_override_options): Force to non-MIPS16 mode initially.
11558 Do not complain about MIPS16 PIC incompatibilities here.
11559 Only allow -mgpopt if -mexplicit-relocs is in force for
11562 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11564 * configure.ac: Check for caddr_t, define to char * if not defined.
11565 * configure: Regenerate.
11566 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11567 (mmap_gt_pch_use_address): Likewise.
11568 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11570 2008-07-06 Richard Guenther <rguenther@suse.de>
11572 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11573 (new_var_info): Deal with it.
11574 (solution_set_add): Likewise.
11575 (bitpos_of_field): Make signed, fix.
11576 (struct fieldoff): Remove type and decl fields. Make size field
11577 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11579 (fieldoff_compare): Deal with it.
11580 (push_fields_onto_fieldstack): Remove has_union argument, glob
11581 adjacent non-pointer fields together.
11582 (create_function_info_for): Do not set has_union.
11583 (create_variable_info_for): Simplify.
11585 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11587 * config.gcc (extra_headers): Add cross-stdarg.h for target
11588 x86_64-*-* and i?86-*-*.
11589 * config/i386/cross-stdarg.h: New.
11590 * builtins.c (std_fn_abi_va_list): New.
11591 (std_canonical_va_list_type): New.
11592 (stabilize_va_list): Replace va_list_type_node use by
11593 mtarget.canonical_va_list_type.
11594 (gimplify_va_arg_expr): Likewise.
11595 (expand_builtin_va_copy): Replace va_list_type_node use by
11596 mtarget.fn_abi_va_list.
11597 * tree-sra.c (is_va_list_type): New helper.
11598 (decl_can_be_decomposed_p): Replace
11599 va_list_type_node use by is_va_list_type.
11600 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11601 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11602 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11603 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11604 (ix86_enum_va_list): New.
11605 * config/i386/i386.c (sysv_va_list_type_node): New.
11606 (ms_va_list_type_node): New.
11607 (ix86_function_type_abi): Remove sorry.
11608 (ix86_build_builtin_va_list_abi): New.
11609 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11610 for 64-bit targets.
11611 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11612 (ix86_init_builtins_va_builtins_abi): New.
11613 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11614 for 64-bit targets.
11615 (ix86_handle_abi_attribute): New.
11616 (attribute_spec): Add sysv_abi and ms_abi.
11617 (ix86_fn_abi_va_list): New.
11618 (ix86_canonical_va_list_type): New.
11619 (ix86_enum_va_list): New.
11620 (TARGET_FN_ABI_VA_LIST): New.
11621 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11622 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11623 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11624 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11625 (TARGET_ENUM_VA_LIST): New.
11626 * expr.h (std_fn_abi_va_list): New.
11627 (std_canonical_va_list_type): New.
11628 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11629 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11630 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11631 TARGET_CANONICAL_VA_LIST_TYPE.
11632 * target.h (struct gcc_target): Add fn_abi_va_list hook
11633 and canonical_va_list_type hook.
11635 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11637 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11638 integral and pointer types.
11640 2008-07-04 Roger Sayle <roger@eyesopen.com>
11642 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11643 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11645 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11648 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11650 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11652 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11653 build_gimple_modify_stmt.
11654 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11655 gimple operand. Use fold_build* instead of build*.
11657 2008-07-04 Richard Guenther <rguenther@suse.de>
11659 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11660 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11661 properly to compute the reachability set if we do field-sensitive PTA.
11662 * invoke.texi (max-fields-for-field-sensitive): Document default.
11663 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11664 100 for optimize >= 2.
11666 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11668 * ggc-zone.c (lookup_page_table_if_allocated,
11669 set_page_table_entry, zone_find_object_size, alloc_small_page,
11670 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11671 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11672 -Wc++-compat and/or -Wcast-qual warnings.
11674 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11677 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11678 pic_offset_table_rtx to be marked as used here.
11679 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11680 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11681 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11682 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11683 !TARGET_SECURE_PLT.
11685 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11687 * alloc-pool.c (hash_descriptor, eq_descriptor,
11688 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11689 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11691 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11692 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11693 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11694 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11697 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11699 * tree-flow.h (loop_only_exit_p): Declare.
11700 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11701 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11702 the number of iterations if it is constant. Otherwise, if this is the
11703 only possible exit of the loop, use the conservative estimate on the
11704 number of iterations of the entire loop if available.
11706 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11708 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11709 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11710 Add synchronization functions.
11711 * config/sync.c: New file.
11712 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11713 (LIBGCC_SYNC_CFLAGS): Likewise.
11715 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11718 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11719 (*pushtf_sse): New insn pattern.
11720 (pushtf splitters): New splitters.
11722 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11724 PR middle-end/35736
11725 * predict.c (build_predict_expr): Use void_type_node for the tree
11726 type, instead of NULL_TREE.
11728 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11730 * config/i386/i386.c (contains_aligned_value_p): Return true
11732 (ix86_data_alignment): Align TCmode to 128bits.
11733 (ix86_local_alignment): Likewise.
11735 2008-07-03 Andrew Haley <aph@redhat.com>
11738 * vec.h (VEC_TA): New.
11739 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11740 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11741 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11742 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11743 (C_COMMON_FIXED_TYPES): Remove first arg.
11744 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11745 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11746 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11747 not to use empty macro arguments.
11749 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11751 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11752 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11753 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11754 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11755 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11756 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11757 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11758 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11759 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11760 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11761 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11762 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11763 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11764 config/rs6000/e500crtres64gpr.asm,
11765 config/rs6000/e500crtres64gprctr.asm,
11766 config/rs6000/e500crtrest32gpr.asm,
11767 config/rs6000/e500crtrest64gpr.asm,
11768 config/rs6000/e500crtresx32gpr.asm,
11769 config/rs6000/e500crtresx64gpr.asm,
11770 config/rs6000/e500crtsav32gpr.asm,
11771 config/rs6000/e500crtsav64gpr.asm,
11772 config/rs6000/e500crtsav64gprctr.asm,
11773 config/rs6000/e500crtsavg32gpr.asm,
11774 config/rs6000/e500crtsavg64gpr.asm,
11775 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11776 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11777 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11778 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11779 config/sparc/sol2-cn.asm: Remove .file directives.
11781 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11783 * resource.c (mark_referenced_resources): Look inside
11784 UNSPEC_VOLATILEs and ASM_INPUTs.
11786 2008-07-02 Ian Lance Taylor <iant@google.com>
11788 * rtlanal.c (add_reg_note): New function.
11789 * rtl.h (add_reg_note): Declare.
11790 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11791 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11792 * builtins.c (expand_builtin_longjmp): Likewise.
11793 (expand_builtin_nonlocal_goto): Likewise.
11794 * calls.c (emit_call_1, expand_call): Likewise.
11795 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11796 * cfglayout.c (fixup_reorder_chain): Likewise.
11797 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11798 (commit_one_edge_insertion): Likewise.
11799 * combine.c (move_deaths, distribute_notes): Likewise.
11800 * df-problems.c (df_set_note): Likewise.
11801 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11802 (set_unique_reg_note): Likewise.
11803 (emit_copy_of_insn_after): Likewise.
11804 * expr.c (expand_expr_real): Likewise.
11805 * gcse.c (add_label_notes): Likewise.
11806 * haifa-sched.c (create_check_block_twin): Likewise.
11807 * jump.c (mark_jump_label_1): Likewise.
11808 * loop-doloop.c (add_test, doloop_modify): Likewise.
11809 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11810 * lower-subreg.c (move_eh_region_note): Likewise.
11811 * optabs.c (emit_libcall_block): Likewise.
11812 * predict.c (predict_insn): Likewise.
11813 (combine_predictions_for_insn): Likewise.
11814 * recog.c (peephole2_optimize): Likewise.
11815 * regmove.c (try_auto_increment): Likewise.
11816 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11817 * reload.c (find_reloads): Likewise.
11818 * reload1.c (fixup_eh_region_note): Likewise.
11819 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11820 * reorg.c (delete_prior_computation): Likewise.
11821 (delete_computation, dbr_schedule): Likewise.
11822 * config/pa/pa.c (legitimize_pic_address): Likewise.
11823 * config/sh/sh.c (sh_reorg): Likewise.
11825 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11828 * config/libgcc-glibc.ver: Add %exclude.
11829 * config/m32r/libgcc-glibc.ver: Likwise.
11830 * config/s390/libgcc-glibc.ver: Likwise.
11831 * config/sh/libgcc-glibc.ver: Likwise.
11832 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11834 * config/i386/libgcc-glibc.ver: New.
11836 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11838 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11840 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11841 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11842 i[34567]86-*-linux*, x86_64-*-linux*. Add
11843 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11844 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11845 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11846 i[34567]86-*-linux*, x86_64-*-linux*.
11848 * libgcc-std.ver: Add empty GCC_4.4.0.
11850 * mkmap-symver.awk: Support multiple versions per symbol.
11852 * config/i386/i386.c (ix86_init_builtins): Always define
11853 __builtin_fabsq and __builtin_copysignq with fallbacks.
11854 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11855 and __builtin_copysignq if SSE2 isn't available.
11857 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11858 (LIBGCC2_TF_CEXT): Likwise.
11859 (TF_SIZE): Likwise.
11861 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11863 * config/i386/sfp-machine.h: Moved to libgcc.
11865 * config/i386/sfp-machine.h: New.
11866 * config/i386/t-linux: Likwise.
11868 * config/i386/t-darwin: Remove softfp_wrap_start and
11870 * config/i386/t-darwin64: Likewise.
11872 * config/i386/t-fprules-softfp64: Renamed to ...
11873 * config/i386/t-fprules-softfp: This.
11875 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11876 and softfp_wrap_end.
11878 2008-07-02 Jason Merrill <jason@redhat.com>
11880 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11882 * tree.c (ctor_to_list): New fn.
11883 * tree.h: Declare it.
11884 (CONSTRUCTOR_ELT): New macro.
11885 (CONSTRUCTOR_NELTS): New macro.
11887 2008-07-02 Richard Guenther <rguenther@suse.de>
11889 * tree-ssa-structalias.c (struct variable_info): Reorder
11890 to fill padding on 64bit hosts. Make collapsed_to an int.
11891 (get_varinfo_fc): Deal with that.
11892 (new_var_info): Likewise.
11893 (collapse_rest_of_var): Likewise.
11895 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11897 * doc/install.texi (--enable-java-home): Document.
11898 (--enable-aot-compile-rpm): Likewise.
11899 (--with-arch-directory): Likewise.
11900 (--with-os-directory): Likewise.
11901 (--with-origin-name): Likewise.
11902 (--with-arch-suffix): Likewise.
11903 (--with-jvm-root-dir): Likewise.
11904 (--with-jvm-jar-dir): Likewise.
11905 (--with-python-dir): Likewise.
11907 2008-07-02 Richard Guenther <rguenther@suse.de>
11909 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11910 from decls explicitly. Merge operand checking from tuples.
11912 2008-07-02 Martin Jambor <mjambor@suse.cz>
11914 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11916 2008-07-02 Martin Jambor <mjambor@suse.cz>
11918 * tree-switch-conversion.c: Included timevar.h
11919 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11921 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11923 2008-07-02 Martin Jambor <mjambor@suse.cz>
11925 * tree-switch-conversion.c: Corrected various comments and
11927 (build_constructors): Fixed minor formatting mistakes.
11929 * invoke.texi (Optimize Options): Corrected the
11930 switch-conversion-max-branch-ratio parameter.
11932 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11934 * final.c (asm_insn_count): Return zero for an empty asm body.
11936 2008-07-02 Richard Guenther <rguenther@suse.de>
11938 * bitmap.h (bitmap_set_bit): Return bool.
11939 (bitmap_clear_bit): Likewise.
11940 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11941 write to the bitmap if it would.
11942 (bitmap_clear_bit): Likewise.
11943 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11944 bitmap_set_bit return value.
11945 (add_pred_graph_edge): Likewise.
11946 (add_graph_edge): Likewise.
11947 (do_sd_constraint): Likewise.
11948 (do_ds_constraint): Likewise.
11950 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11952 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11953 Fix -Wc++-compat and/or -Wcast-qual warnings.
11954 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11955 gen_regparm_prefix): Likewise.
11956 * vmsdbgout.c (write_modbeg, lookup_filename,
11957 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11959 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11961 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11962 defaults.h definition apply.
11964 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11966 * function.c (assign_parm_remove_parallels): New.
11967 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11969 (assign_parm_setup_block): Do not handle them.
11970 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11971 assign_parm_remove_parallels.
11973 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11975 * c-typeck.c (convert_for_assignment): Use
11976 vector_targets_convertible_p.
11977 * c-common.c (vector_targets_convertible_p): New.
11978 * c-common.h (vector_targets_convertible_p): New prototype.
11979 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11980 opaque_p_V2SI_type_node.
11982 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11984 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11987 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11989 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11990 TFmode constants via two element DImode vector for hosts with
11991 HOST_BITS_PER_WIDE_INT < 64.
11992 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11993 also for HOST_BITS_PER_WIDE_INT < 64.
11995 2008-07-01 Richard Guenther <rguenther@suse.de>
11997 PR tree-optimization/36666
11998 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11999 (get_constraint_exp_from_ssa_var): Split into ...
12000 (get_constraint_exp_for_temp): ... this ...
12001 (get_constraint_for_ssa_var): ... and that.
12002 Return constraint expressions for all touched sub-fields
12003 if the results address is not taken.
12004 (process_constraint): Remove assertion that aggregate
12005 assignments do not happen at this place.
12006 (get_constraint_for_component_ref): Add address_p argument.
12007 Return constraint expressions for all touched sub-fields
12008 if the results address is not taken.
12009 (do_deref): Use get_constraint_exp_for_temp.
12010 (get_constraint_for_1): Rename from ...
12011 (get_constraint_for): ... this. Add the old function as wrapper.
12012 (do_structure_copy): Use get_constraint_for_1.
12014 2008-07-01 Martin Jambor <mjambor@suse.cz>
12016 * Makefile.in (tree-switch-conversion.o): Add.
12017 (OBJS-common): Add tree-swtch-conversion.o.
12018 * passes.c (init_optimization_passes): Add pass_convert_switch.
12019 * tree-pass.h: (pass_convert_switch): Add.
12020 * tree-switch-conversion.c: New file.
12021 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12022 * common.opt (ftree-cswtch): New option.
12023 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12024 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12025 * opts.c (decode_options): Set flag_tree_switch_conversion when
12026 optimization level is >= 2.
12027 * doc/invoke.texi (Optimize Options): Added description of
12028 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12030 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12032 * config/darwin-driver.c (darwin_default_min_version): Fix
12033 -Wc++-compat warnings.
12035 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12037 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12040 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12042 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12044 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12046 PR rtl-optimization/34744
12047 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12048 (df_scan_free_internal): Free data structures not
12049 allocated in storage pools.
12050 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12051 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12052 df_scan_free_mws_vec.
12053 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12056 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12058 * config/i386/i386.c (contains_aligned_value_p): Return true
12060 (ix86_function_arg_boundary): Return its natural boundary
12062 (return_in_memory_32): Don't check TDmode.
12063 (ix86_split_to_parts): Support splitting into 4 parts and
12064 support TFmode for 32bit target.
12065 (ix86_split_long_move): Support splitting into 4 parts.
12066 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12068 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12069 (ix86_init_builtins): Here.
12070 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12071 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12072 'q' and 'w', respectively.
12074 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12076 (movtf_internal): Likewise.
12077 (<code>tf2): Likewise.
12078 (*absnegtf2_sse): Likewise.
12079 (copysign<mode>3): Likewise.
12080 (copysign<mode>3_const): Likewise.
12081 (copysign<mode>3_var): Likewise.
12082 (define_split UNSPEC_COPYSIGN): Likewise.
12083 * config/i386/sse.md (*nandtf3): Likewise.
12084 (<code>tf3): Likewise.
12085 (*<code>tf3): Likewise.
12087 2008-06-30 Joey Ye <joey.ye@intel.com>
12088 H.J. Lu <hongjiu.lu@intel.com>
12090 * global.c (compute_regsets): Set frame_pointer_needed here.
12091 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12093 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12095 * doc/install.texi (specific): Expand Windows build notes.
12097 2008-06-30 Ira Rosen <irar@il.ibm.com>
12099 PR tree-optimization/36648
12100 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12101 number of prolog iterations by step. Fix the comment.
12103 2008-06-30 Richard Guenther <rguenther@suse.de>
12105 PR middle-end/36671
12106 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12107 handle calls from ECF_MALLOC functions.
12108 (handle_pure_call): ECF_MALLOC functions do not return
12110 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12112 2008-06-29 Andreas Schwab <schwab@suse.de>
12114 * config/m68k/m68k.c (print_operand): Always print a float
12116 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12117 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12120 * config/rs6000/x-linux64: Remove never used file.
12122 2008-06-29 Richard Guenther <rguenther@suse.de>
12124 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12126 (struct alias_info): Move ...
12127 * tree-ssa-alias.c: ... here.
12128 (update_alias_info): Declare.
12129 (compute_may_aliases): Call it.
12130 (update_alias_info): New function.
12131 * tree-ssa-structalias.c (update_alias_info): Move ...
12132 * tree-ssa-alias.c (update_alias_info_1): ... here.
12133 * tree-ssa-structalias.c (process_constraint_1): Remove
12134 unused from_call argument. Rename to ...
12135 (process_constraint): ... this. Delete old wrapper.
12136 (make_constraint_to): Adjust callers.
12137 (handle_const_call): Likewise.
12138 (handle_pure_call): Likewise.
12139 (init_base_vars): Likewise.
12140 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12141 (find_func_aliases): We don't need structure copies for
12143 (make_constraint_from_anything): Remove.
12144 (create_variable_info_for): For globals make constraints
12145 from escaped, not from anything.
12146 (compute_points_to_sets): Do not call update_alias_info.
12147 (ipa_pta_execute): Use make_constraint_from.
12149 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12151 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12152 (bitmap.o-warn, dominance.o-warn): New.
12153 * configure.ac (cxx_compat_warn): Delete.
12154 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12155 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12157 * configure: Regenerate.
12159 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12162 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12164 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12165 * df-scan.c (df_notes_rescan): Likewise.
12166 * ggc-page.c (set_page_table_entry): Likewise.
12167 * intl.c (gcc_gettext_width): Likewise.
12168 * varasm.c (get_unnamed_section, get_noswitch_section,
12169 get_section): Likewise.
12171 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12173 * regrename.c (build_def_use): Don't copy RTX.
12175 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12177 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12178 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12179 punctuation. Use @ref instead of @xref.
12180 (Function Names): Remove stray @display/@end display.
12181 (C++ Attributes): Use @ref instead of @xref.
12182 (Deprecated Features): Fix punctuation around @xref.
12183 (Backwards Compatibility): Likewise.
12184 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12186 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12188 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12189 constants for E500 double.
12191 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12193 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12194 element type of const_vector.
12196 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12198 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12199 Remove FLAGS_REG clobber from expander pattern.
12200 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12201 (anddi3, andsi3, andhi3, andqi3): Ditto.
12202 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12203 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12204 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12205 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12206 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12207 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12208 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12209 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12211 2008-06-28 Richard Guenther <rguenther@suse.de>
12213 * tree-ssa-structalias.c (callused_id, var_callused,
12214 callused_tree): Add.
12215 (handle_pure_call): New function.
12216 (find_func_aliases): Call it.
12217 (find_what_p_points_to): Handle the call-used set.
12218 (clobber_what_escaped): Likewise.
12219 (compute_call_used_vars): New function.
12220 (init_base_vars): Init the call-used variable.
12221 (do_sd_constraint): Do not propagate the solution from CALLUSED
12222 but use CALLUSED as a placeholder.
12223 (solve_graph): Likewise.
12224 * tree-flow-inline.h (gimple_call_used_vars): New function.
12225 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12226 (compute_call_used_vars): Declare.
12227 * tree-ssa-alias.c (set_initial_properties): Call
12228 compute_call_used_vars.
12229 (reset_alias_info): Clear call-used variables.
12230 (add_call_clobber_ops): Assert we are not called for const/pure
12231 functions. Remove handling of them.
12232 (add_call_read_ops): Handle pure functions by adding the
12233 call-used set of variables as VUSEs.
12234 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12235 (delete_tree_ssa): Free it.
12236 * tree-dfa.c (remove_referenced_var): Clear the var from the
12239 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12241 * tree.c (build_varargs_function_type_list): New.
12242 (build_function_type_list_1): New.
12243 (build_function_type_list): Use build_function_type_list_1.
12244 * tree.h (build_varargs_function_type_list): New.
12246 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12249 * config/spu/spu.c (spu_builtin_splats): Do not generate
12250 invalid CONST_VECTOR expressions.
12251 (spu_expand_vector_init): Likewise.
12253 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12255 * optabs.c (libfunc_decls): New variable.
12256 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12257 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12258 for the same function twice.
12260 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12262 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12263 ix86_expand_binary_operator directly.
12264 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12266 (*ashrti3_1): Ditto.
12267 (*lshrti3_1): Ditto.
12268 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12269 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12270 using only one splitter. Conditionaly execute splitter before or
12271 after peephole2 pass.
12272 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12273 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12274 Use only one alternative in asm template.
12275 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12277 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12278 "J" operand constraint for operand 2.
12279 (*ashldi3_cconly_rex64): Ditto.
12280 (*ashrdi3_cmp_rex64): Ditto.
12281 (*ashrdi3_cconly_rex64): Ditto.
12282 (*lshrdi3_cmp_rex64): Ditto.
12283 (*lshrdi3_cconly_rex64): Ditto.
12284 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12285 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12286 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12289 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12291 * gimplify.c (omp_is_private): Don't return true if decl is not
12292 already private on #pragma omp for or #pragma omp parallel for.
12295 * tree-cfg.c (struct move_stmt_d): Replace block field with
12296 orig_block and new_block fields.
12297 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12298 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12299 (move_block_to_fn): Replace vars_map and new_label_map arguments
12300 with struct move_stmt_d pointer.
12301 (replace_block_vars_by_duplicates): New function.
12302 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12303 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12304 all subblocks of ORIG_BLOCK to the new function. Call
12305 replace_block_vars_by_duplicates.
12306 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12307 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12308 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12309 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12310 (expand_omp): Temporarily set input_location to the location of
12311 region's controlling stmt.
12312 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12313 BIND_EXPR, push ctx->block_vars and gimplification vars into
12314 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12315 into dest function.
12316 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12317 there are any BLOCK_VARS.
12318 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12319 OMP_PARALLEL or OMP_TASK stmt.
12320 (lower_omp): Save and restore input_location around the lower_omp_1
12323 2008-06-27 Richard Guenther <rguenther@suse.de>
12325 PR tree-optimization/36400
12326 PR tree-optimization/36373
12327 PR tree-optimization/36344
12328 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12329 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12330 (update_alias_info): Remove call clobbering code.
12331 (make_constraint_to): New helper function.
12332 (make_escape_constraint): Likewise.
12333 (handle_rhs_call): Use it on all pointer containing arguments.
12334 Also mark the static chain escaped.
12335 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12336 instead of ANYTHING.
12337 (make_constraint_from): New helper split out from ...
12338 (make_constraint_from_anything): ... here.
12339 (find_func_aliases): Add constraints for escape sites.
12340 (intra_create_variable_infos): Make constraints from NONLOCAL
12342 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12344 (clobber_what_p_points_to): Remove.
12345 (clobber_what_escaped): New function.
12346 (init_base_vars): Init NONLOCAL and ESCAPED.
12347 (do_sd_constraint): Do not propagate the solution from ESCAPED
12348 but use ESCAPED as a placeholder.
12349 (solve_graph): Likewise.
12350 * tree-flow.h (clobber_what_p_points_to): Remove.
12351 (clobber_what_escaped): Declare.
12352 * tree-ssa-alias.c (set_initial_properties): Call it.
12353 Remove code clobbering escaped pointers.
12355 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12357 * function.c (allocate_struct_function): Only allocate a unique
12358 funcdef_no if the decl is nonzero.
12360 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12362 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12363 * config/mips/mips.c (mips_split_const_insns): New function.
12364 * config/mips/mips.md (move_type): New attribute.
12365 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12366 (dword_mode): New attribute.
12367 (type): Avoid long line. Map "move_type"s to "type"s,
12368 choosing "multi" for doubleword moves if appropriate.
12369 Swap MTC/MFC comments to match their declaration order.
12370 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12371 "type" is "branch" or "jal" is "direct".
12372 (length): Handle "extended_mips16" first. Make the default
12373 "0" for "ghost" instructions. Set the length from "move_type".
12374 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12375 of "type", with "sll0" for the register alternative. Remove the
12376 "extended_mips16" attribute.
12377 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12378 of "type", with "shift_shift" for the register alternative.
12379 Remove the "length" attribute.
12380 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12381 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12382 of "type", with "andi" for the register alternative.
12383 (*zero_extendqihi2): Likewise.
12384 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12385 of "andi" instead of a "type" of "arith".
12386 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12388 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12389 (mov_<store>r, *mov<mode>_ra): Likewise.
12390 (extendsidi2): Use "move_type" instead of "type", with "move"
12391 for the register alternative.
12392 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12393 of "type", with "signext" for the register alternative.
12394 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12395 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12396 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12397 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12398 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12399 (unnamed branch insn): Likewise.
12400 (*movdi_gp32_fp64): Fold into...
12401 (*movdi_32bit): ...here.
12402 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12403 (*movdf_hardfloat): ...this new pattern.
12404 (*movdf_softfloat): Remove redundant FPR alternatives.
12405 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12406 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12407 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12408 the "move" attribute.
12409 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12410 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12411 and "store" for COP loads and stores.
12412 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12413 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12414 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12415 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12416 (*movtf_mips16, *movv2sf): Likewise.
12417 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12418 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12419 (mfhc1<mode>): Use "move_type" instead of "move".
12420 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12421 (loadgp_blockage): Remove the "length" attribute.
12422 (blockage, set_got_version, update_got_version): Likewise.
12423 (call_internal): Remove the "extended_mips16" attribute.
12424 (call_value_internal, call_value_multiple_internal): Likewise.
12425 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12427 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12428 the "length" attribute.
12430 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12432 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12433 -Wcast-qual warnings.
12434 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12435 handle_pragma_pop_macro): Likewise.
12436 * collect2.c (resolve_lib_name): Likewise.
12437 * config/arc/arc.c (arc_init): Likewise.
12438 * config/arm/arm.c (neon_builtin_compare,
12439 locate_neon_builtin_icode): Likewise.
12440 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12441 * config/bfin/bfin.c (bfin_init_machine_status,
12442 bfin_optimize_loop): Likewise.
12443 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12444 * config/cris/cris.c (cris_init_expanders): Likewise.
12445 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12446 * config/darwin.c (machopic_indirection_eq,
12447 machopic_indirection_name, machopic_output_indirection): Likewise.
12448 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12449 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12450 frv_optimize_membar): Likewise.
12451 * config/i386/cygwin.h (mingw_scan,
12452 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12453 * config/i386/cygwin1.c (mingw_scan): Likewise.
12454 * config/i386/i386.c (machopic_output_stub): Likewise.
12455 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12456 i386_pe_unique_section): Likewise.
12457 * config/ia64/ia64.c (ia64_init_machine_status,
12458 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12460 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12461 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12462 * config/m68k/m68k.c (m68k_handle_option,
12463 m68k_sched_md_init_global): Likewise.
12464 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12465 mcore_unique_section): Likewise.
12466 * config/mips/mips.c (mips_block_move_straight,
12467 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12469 * config/mmix/mmix.c (mmix_init_machine_status,
12470 mmix_encode_section_info): Likewise.
12471 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12472 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12473 print_operand_address, output_toc, redefine_groups,
12474 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12475 * config/s390/s390.c (s390_init_machine_status): Likewise.
12476 * config/score/score.c (score_block_move_straight,
12477 score_block_move_loop_body): Likewise.
12478 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12479 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12480 * emit-rtl.c (find_auto_inc): Likewise.
12481 * gcc.c (translate_options, process_command): Likewise.
12482 * reorg.c (dbr_schedule): Likewise.
12483 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12484 * xcoffout.c (xcoffout_declare_function): Likewise.
12486 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12488 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12489 ipa-pta working again.
12491 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12493 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12496 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12498 * config.gcc (powerpc*-*-*): Add new core e500mc.
12499 * config/rs6000/e500mc.md: New file.
12500 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12502 (rs6000_override_options): Add e500mc case to
12503 processor_target_table. Altivec and Spe options not allowed
12504 with e500mc. Add isel instruction to e500mc by
12505 default. Initialize rs6000_cost for e500mc.
12506 (rs6000_issue_rate): Set issue rate for e500mc.
12507 * config/rs6000/rs6000.h (processor_type): Add
12508 PROCESSOR_PPCE500MC.
12509 (ASM_CPU_SPEC): Add e500mc.
12510 Set TARGET_ISEL to rs6000_isel.
12511 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12512 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12513 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12515 * doc/invoke.texi: Add e500mc to list of cpus.
12517 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12520 * c-lex.c (lex_charconst): Initialize unsignedp.
12522 2008-06-27 Olivier Hainque <hainque@adacore.com>
12524 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12525 documented assumptions.
12527 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12529 * dwarf2out.c: Remove trailing white spaces. Break long line
12532 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12534 * libfuncs.h (LTI_synchronize): New libfunc_index.
12535 (synchronize_libfunc): Declare.
12536 * builtins.c (expand_builtin_synchronize): Consider using
12537 synchronize_libfunc before falling back on an asm blockage.
12538 * config/mips/mips.c: Include libfuncs.h
12539 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12541 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12543 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12544 parameter. Copy stack_reg to r11 where appropriate.
12545 (no_global_regs_above): Add gpr parameter.
12546 (rs6000_stack_info): Only add padding for SPE save area if we
12547 are saving SPE GPRs and CR.
12548 (saveres_routine_syms): New variable.
12549 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12551 (rs6000_savres_routine_sym): New function.
12552 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12554 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12555 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12556 Tweak FPR out-of-line saving.
12557 (rs6000_make_savres_rtx): New function.
12558 (rs6000_use_multiple_p): New function.
12559 (rs6000_savres_strategy): New function.
12560 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12561 out-of-line if appropriate.
12562 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12563 if we are optimizing for size.
12564 (GP_SAVE_INLINE): Define.
12565 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12566 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12567 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12568 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12569 (*save_fpregs_<mode>): Add use of r11.
12570 (*restore_gpregs_<mode>): New insn.
12571 (*return_and_restore_gpregs_<mode>): New insn.
12572 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12574 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12575 (*restore_gpregs_spe): New insn.
12576 (*return_and_restore_gpregs_spe): New insn.
12577 * config/rs6000/predicates.md (save_world_operation): Fix check.
12579 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12581 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12582 this point, so assert that.
12584 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12586 * cfganal.c: Include vec.h and vecprim.h.
12587 (compute_idf): Import from...
12588 * tree-into-ssa (compute_idf): ...here.
12589 * basic-block.h (compute_idf): Export.
12591 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12593 * c-decl.c (merge_decls): Use !current_function_decl to check for
12594 extern declaration of C99 inline function being at file scope.
12596 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12598 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12600 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 * alias.c (record_alias_subset, init_alias_analysis): Fix
12603 -Wc++-compat and/or -Wcast-qual warnings.
12604 * attribs.c (lookup_attribute_spec): Likewise.
12605 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12606 copy_bb, connect_traces,
12607 find_rarely_executed_basic_blocks_and_cr): Likewise.
12608 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12609 note_btr_set, migrate_btr_defs): Likewise.
12610 * builtins.c (result_vector, expand_builtin_memcpy,
12611 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12612 builtin_memset_read_str, expand_builtin_printf,
12613 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12615 * caller-save.c (mark_set_regs): Likewise.
12616 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12617 * cgraph.c (cgraph_edge): Likewise.
12618 * combine.c (likely_spilled_retval_1): Likewise.
12619 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12620 htab_counts_entry_del, get_coverage_counts): Likewise.
12621 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12622 new_cselib_val): Likewise.
12623 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12624 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12626 * df-core.c (df_compact_blocks): Likewise.
12627 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12628 * df-scan.c (df_grow_reg_info, df_ref_create,
12629 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12630 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12631 df_record_entry_block_defs, df_record_exit_block_uses,
12632 df_bb_verify): Likewise.
12633 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12634 DF_REF_EXTRACT_MODE_CONST): New.
12635 * dominance.c (get_immediate_dominator, get_dominated_by,
12636 nearest_common_dominator, root_of_dom_tree,
12637 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12638 -Wc++-compat and/or -Wcast-qual warnings.
12639 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12640 record_store, replace_read, check_mem_read_rtx, scan_insn,
12641 dse_step1, dse_record_singleton_alias_set): Likewise.
12642 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12644 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12646 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12647 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12648 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12649 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12650 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12651 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12652 file_name_acquire, output_file_names, add_const_value_attribute,
12653 premark_used_types_helper, file_table_eq, file_table_hash,
12654 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12655 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12656 -Wcast-qual warnings.
12657 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12658 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12659 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12660 gen_reg_rtx, start_sequence, init_emit): Likewise.
12661 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12662 * except.c (init_eh_for_function, gen_eh_region,
12663 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12664 arh_to_landing_pad, arh_to_label, add_action_record,
12665 add_call_site, switch_to_exception_section): Likewise.
12666 * expmed.c (synth_mult): Likewise.
12667 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12668 store_expr): Likewise.
12669 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12671 * function.c (assign_stack_temp_for_type,
12672 allocate_struct_function, match_asm_constraints_1): Likewise.
12673 * gcov-io.c (gcov_allocate): Likewise.
12674 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12675 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12676 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12677 record_one_set, insert_expr_in_table, insert_set_in_table,
12678 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12679 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12680 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12681 -Wcast-qual warnings.
12683 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12685 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12686 -Wcast-qual warnings.
12687 * gcc.c (process_command): Likewise.
12688 * genattrtab.c (oballoc): Use XOBNEW.
12689 (oballocvec): Define.
12690 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12691 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12692 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12693 -Wc++-compat and/or -Wcast-qual warnings.
12694 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12695 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12696 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12697 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12698 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12699 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12700 add_excls, process_presence_absence_names,
12701 process_presence_absence_patterns, add_presence_absence,
12702 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12703 get_free_state, add_arc, get_free_automata_list_el,
12704 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12705 transform_3, cache_presence, create_ainsns, create_automata,
12706 create_state_ainsn_table, dfa_insn_code_enlarge,
12707 output_trans_func, output_min_issue_delay_func,
12708 output_dead_lock_func, output_reset_func,
12709 output_get_cpu_unit_code_func, output_dfa_start_func,
12710 expand_automata): Likewise.
12711 * genextract.c (gen_insn): Likewise.
12712 * gengtype-lex.l: Likewise.
12713 * gengtype.c (read_input_list, adjust_field_type,
12714 process_gc_options): Likewise.
12715 * genoutput.c (note_constraint): Likewise.
12716 * genpreds.c (mangle, add_constraint): Likewise.
12717 * genrecog.c (process_define_predicate, new_decision,
12718 add_to_sequence): Likewise.
12719 * gensupport.c (record_insn_name): Likewise.
12721 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12723 * config/i386/driver-i386.c (detect_caches_amd,
12724 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12725 and/or -Wcast-qual warnings.
12726 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12727 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12728 gt_pch_save): Likewise.
12729 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12730 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12731 * global.c (compute_regsets): Likewise.
12732 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12733 finish_graph_dump_file): Likewise.
12734 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12735 unlink_bb_notes): Likewise.
12736 * integrate.c (get_hard_reg_initial_val): Likewise.
12737 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12738 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12739 * local-alloc.c (update_equiv_regs): Likewise.
12740 * loop-invariant.c (check_invariant_table_size,
12741 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12743 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12744 altered_reg_used, mark_altered): Likewise.
12745 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12746 insert_var_expansion_initialization,
12747 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12748 release_var_copies): Likewise.
12749 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12750 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12751 analyze_accesses_for_phi_node, check_var_notmodified_p,
12752 check_allocation_function, find_sites_in_func,
12753 record_all_accesses_in_func, transform_access_sites,
12754 transform_allocation_sites): Likewise.
12755 * omp-low.c (new_omp_region, create_omp_child_function_name,
12756 check_omp_nesting_restrictions, check_combined_parallel,
12757 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12758 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12759 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12760 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12762 * opts-common.c (prune_options): Likewise.
12763 * opts.c (add_input_filename, print_filtered_help,
12764 get_option_state): Likewise.
12765 * params.c (add_params): Likewise.
12766 * passes.c (set_pass_for_id, next_pass_1,
12767 do_per_function_toporder, pass_fini_dump_file): Likewise.
12768 * postreload.c (reload_cse_simplify_operands): Likewise.
12769 * predict.c (tree_predicted_by_p, tree_predict_edge,
12770 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12772 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12774 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12776 * recog.c (check_asm_operands, validate_change_1): Likewise.
12777 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12778 subst_asm_stack_regs): Likewise.
12779 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12780 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12781 * regmove.c (reg_is_remote_constant_p): Likewise.
12782 * regrename.c (regrename_optimize, scan_rtx_reg,
12783 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12785 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12786 regstat_compute_calls_crossed): Likewise.
12787 * reload1.c (init_reload, new_insn_chain,
12788 has_nonexceptional_receiver, reload, copy_reloads,
12789 calculate_needs_all_insns, init_elim_table): Likewise.
12790 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12791 * rtl.c (shallow_copy_rtx_stat): Likewise.
12792 * rtlanal.c (parms_set): Likewise.
12793 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12794 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12795 * sched-ebb.c (earliest_block_with_similiar_load,
12796 add_deps_for_risky_insns): Likewise.
12797 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12798 schedule_region): Likewise.
12799 * see.c (eq_descriptor_pre_extension,
12800 hash_descriptor_pre_extension, hash_del_pre_extension,
12801 eq_descriptor_properties, hash_descriptor_properties,
12802 hash_del_properties, see_seek_pre_extension_expr,
12803 see_initialize_data_structures, see_print_register_properties,
12804 see_print_pre_extension_expr, see_delete_merged_def_extension,
12805 see_delete_unmerged_def_extension, see_emit_use_extension,
12806 see_pre_delete_extension, see_map_extension, see_commit_changes,
12807 see_analyze_merged_def_local_prop,
12808 see_analyze_merged_def_local_prop,
12809 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12810 see_set_prop_merged_def, see_set_prop_unmerged_def,
12811 see_set_prop_unmerged_use, see_print_one_extension,
12812 see_merge_one_use_extension, see_merge_one_def_extension,
12813 see_store_reference_and_extension, see_update_uses_relevancy,
12814 see_update_defs_relevancy): Likewise.
12815 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12816 hash_statistics_free, curr_statistics_hash): Likewise.
12817 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12818 expand_asm_operands, expand_return, case_bit_test_cmp,
12819 expand_case): Likewise.
12820 * stor-layout.c (start_record_layout): Likewise.
12821 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12822 gt_pch_save_stringpool): Likewise.
12823 * tree-data-ref.c (hash_stmt_vertex_info,
12824 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12825 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12827 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12830 * config/i386/i386.md : Change constraints of HImode and QImode
12831 immediate operands from "i" to "n". Change SImode "ni" constraint to
12832 "i" and SImode "rmi" constraint to "g". Remove all constraints
12833 from const0_operand and const1_operand predicated operands.
12834 (i): Change QImode and HImode attribute from "i" to "n".
12835 (*subqi_2): Change HImode operands to QImode.
12838 2008-06-25 Olivier Hainque <hainque@adacore.com>
12840 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12843 2008-06-25 Richard Guenther <rguenther@suse.de>
12845 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12846 not overflow the result type.
12848 2008-06-25 Richard Guenther <rguenther@suse.de>
12850 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12851 (vn_lookup): Likewise.
12853 2008-06-25 Richard Guenther <rguenther@suse.de>
12855 PR tree-optimization/35518
12856 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12857 * tree-sra.c (instantiate_element): Use fold_build3 to build
12859 (try_instantiate_multiple_fields): Likewise.
12861 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12863 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12866 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12868 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12869 use_backchain_to_restore_sp to true
12870 if the offset of the link register save area would go over the 32k - 1
12871 offset limit of the load
12874 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12876 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12877 anchor for the type-punning blurb. Cross-reference "Structures
12878 unions enumerations and bit-fields implementation". Provide a
12879 cast-through-pointer example. Make final sentence self-contained.
12880 * doc/implement-c.texi (Structures unions enumerations and
12881 bit-fields implementation): Cross-reference the type-punning blurb
12882 in the -fstrict-aliasing documentation.
12884 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12886 PR middle-end/36594
12887 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12888 the memory instead of the memory itself for the save area.
12890 2008-06-24 Olivier Hainque <hainque@adacore.com>
12891 Nicolas Roche <roche@adacore.com>
12893 * gengtype.c (srcdir_len): size_t instead of int.
12894 (get_file_realbasename): New function. For F a filename, the real
12895 basename of F, with all the path components stripped.
12896 (get_file_srcdir_relative_path): New function. For F a filename, the
12897 relative path to F from $(srcdir).
12898 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12899 get_file_realbasename. Adjust the head comment.
12900 (get_prefix_langdir_index): New function. For F a filename, return the
12901 lang_dir_names[] relative index of the language directory that is
12903 (get_file_langdir): For F a filename, return the name of the language
12904 directory where F is located.
12905 (get_file_gtfilename): New function. The gt- output file name for an
12907 (get_output_file_with_visibility): Replace in-line computations with
12908 uses of get_file_gtfilename and get_prefix_langdir_index.
12909 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12911 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12913 PR tree-optimization/36504
12914 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12915 references without base address.
12917 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12919 PR middle-end/36584
12920 * calls.c (expand_call): Increase alignment for recursive functions.
12922 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12924 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12925 (TARGET_FUNCTION_VALUE): New define.
12926 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12927 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12929 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12931 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12932 (fmod<mode>3): Ditto.
12933 (remainderxf3): Ditto.
12934 (remainder<mode>3): Ditto.
12936 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12939 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12940 REG is a hard register.
12942 PR tree-optimization/36508
12943 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12944 499, don't check it at all in release compilers.
12946 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12948 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12949 together with SSE_TARGET_MATH to disable insn pattern.
12950 (*fop_<MODEF:mode>_2_i387): Ditto.
12951 (*fop_<MODEF:mode>_3_i387): Ditto.
12953 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12955 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12957 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12959 PR middle-end/34906
12960 * gimplify.c (gimplify_asm_expr): Check the return code of
12961 parse_output_constraint call, set function return and is_inout
12962 value if it failed.
12964 2008-06-22 Ian Lance Taylor <iant@google.com>
12966 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12967 (narrowest_signed_type): Likewise.
12968 * c-typeck.c (c_common_type): Change local variable mclass to enum
12970 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12971 tcc_comparison, not the tree code itself.
12972 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12973 (c_expand_expr): Cast modifier to enum expand_modifier.
12974 * c-common.h (C_RID_CODE): Add casts.
12975 (C_SET_RID_CODE): Define.
12976 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12977 (c_lex_one_token): Add cast to avoid warning.
12978 (c_parser_objc_type_name): Rename local typename to type_name.
12979 (check_no_duplicate_clause): Change code parameter to enum
12981 (c_parser_omp_var_list_parens): Change kind parameter to enum
12983 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12984 c_parser_omp_list_var_parens.
12985 (c_parser_omp_threadprivate): Likewise.
12986 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12987 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12988 * c-format.c (NO_FMT): Define.
12989 (printf_length_specs): Use NO_FMT.
12990 (asm_fprintf_length_specs): Likewise.
12991 (gcc_diag_length_specs): Likewise.
12992 (scanf_length_specs): Likewise.
12993 (strfmon_length_specs): Likewise.
12994 (gcc_gfc_length_specs): Likewise.
12995 (printf_flag_specs): Change 0 to STD_C89.
12996 (asm_fprintf_flag_specs): Likewise.
12997 (gcc_diag_flag_specs): Likewise.
12998 (gcc_cxxdiag_flag_specs): Likewise.
12999 (scanf_flag_specs): Likewise.
13000 (strftime_flag_specs): Likewise.
13001 (strfmon_flag_specs): Likewise.
13002 (print_char_table): Likewise.
13003 (asm_fprintf_char_table): Likewise.
13004 (gcc_diag_char_table): Likewise.
13005 (gcc_tdiag_char_table): Likewise.
13006 (gcc_cdiag_char_table): Likewise.
13007 (gcc_cxxdiag_char_table): Likewise.
13008 (gcc_gfc_char_table): Likewise.
13009 (scan_char_table): Likewise.
13010 (time_char_table): Likewis.
13011 (monetary_char_table): Likewise.
13012 * c-format.h (BADLEN): Likewise.
13014 2008-06-21 Ian Lance Taylor <iant@google.com>
13016 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13017 Define END_OF_BASE_TREE_CODES around inclusion.
13018 * tree.c (tree_code_type): New global array.
13019 (tree_code_length, tree_code_name): Likewise.
13020 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13021 $(lang_tree_files).
13022 (all-tree.def, s-alltree): New targets.
13023 (gencheck.h, s-gencheck): Remove.
13024 (tree.o): Depend upon all-tree.def.
13025 (build/gencheck.o): Remove gencheck.h dependency.
13026 (mostlyclean): Don't remove gencheck.h.
13027 * c-common.h (enum c_tree_code): Remove.
13028 * c-lang.c (tree_code_type): Remove.
13029 (tree_code_length, tree_code_name): Remove.
13030 * gencheck.c (tree_codes): Include all-tree.def, rather than
13031 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13033 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13035 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13036 (operator_name_info): Size to MAX_TREE_CODES.
13037 (assignment_operator_name_info): Likewise.
13038 * cp/cp-lang.c (tree_code_type): Remove.
13039 (tree_code_length, tree_code_name): Remove.
13040 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13041 (assignment_operator_name_info): Likewise.
13042 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13044 * cp/mangle.c (write_expression): Likewise.
13045 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13046 * fortran/f95-lang.c (tree_code_type): Remove.
13047 (tree_code_length, tree_code_name): Remove.
13048 * java/java-tree.h (enum java_tree_code): Remove.
13049 * java/lang.c (tree_code_type): Remove.
13050 (tree_code_length, tree_code_name): Remove.
13051 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13052 * objc/objc-act.h (enum objc_tree_code): Remove.
13053 * objc/objc-lang.c (tree_code_type): Remove.
13054 (tree_code_length, tree_code_name): Remove.
13055 * objcp/objcp-lang.c (tree_code_type): Remove.
13056 (tree_code_length, tree_code_name): Remove.
13057 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13058 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13059 * ada/misc.c (tree_code_type): Remove.
13060 (tree_code_length, tree_code_name): Remove.
13062 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13064 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13065 the grand_bitmap_obstack.
13067 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13069 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13070 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13071 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13072 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13073 move_stmt_r, new_label_mapper): Likewise.
13074 * tree-complex.c (cvc_lookup): Likewise.
13075 * tree-dfa.c (create_function_ann): Likewise.
13076 * tree-dump.c (dump_register): Likewise.
13077 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13078 find_phi_replacement_condition): Likewise.
13079 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13080 tree_function_versioning): Likewise.
13081 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13082 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13083 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13084 get_nonlocal_debug_decl, convert_nonlocal_reference,
13085 convert_nonlocal_omp_clauses, get_local_debug_decl,
13086 convert_local_reference, convert_local_omp_clauses,
13087 convert_nl_goto_reference, convert_nl_goto_receiver,
13088 convert_tramp_reference, convert_call_expr): Likewise.
13089 * tree-outof-ssa.c (contains_tree_r): Likewise.
13090 * tree-parloops.c (reduction_phi, initialize_reductions,
13091 eliminate_local_variables_1, add_field_for_reduction,
13092 add_field_for_name, create_phi_for_local_result,
13093 create_call_for_reduction_1, create_loads_for_reductions,
13094 create_stores_for_reduction, create_loads_and_stores_for_name):
13096 * tree-phinodes.c (allocate_phi_node): Likewise.
13097 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13098 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13099 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13100 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13101 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13102 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13103 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13104 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13105 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13106 vn_nary_op_insert): Likewise.
13107 * tree-ssa.c (redirect_edge_var_map_add,
13108 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13109 * tree-vectorizer.c (vectorize_loops): Likewise.
13110 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13111 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13112 tree_cons_stat, build1_stat, build_variant_type_copy,
13113 decl_init_priority_lookup, decl_fini_priority_lookup,
13114 decl_priority_info, decl_restrict_base_lookup,
13115 decl_restrict_base_insert, decl_debug_expr_lookup,
13116 decl_debug_expr_insert, decl_value_expr_lookup,
13117 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13118 type_hash_add, get_file_function_name, tree_check_failed,
13119 tree_not_check_failed, tree_range_check_failed,
13120 omp_clause_range_check_failed, build_omp_clause,
13121 build_vl_exp_stat): Likewise.
13122 * value-prof.c (gimple_histogram_value,
13123 gimple_duplicate_stmt_histograms): Likewise.
13124 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13125 unshare_variable, variable_union_info_cmp_pos, variable_union,
13126 dataflow_set_different_1, dataflow_set_different_2,
13127 vt_find_locations, variable_was_changed, set_variable_part,
13128 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13129 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13130 section_entry_hash, object_block_entry_eq,
13131 object_block_entry_hash, create_block_symbol,
13132 initialize_cold_section_name, default_function_rodata_section,
13133 strip_reg_name, set_user_assembler_name, const_desc_eq,
13134 build_constant_desc, output_constant_def, lookup_constant_def,
13135 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13136 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13137 default_internal_label): Likewise.
13138 * varray.c (varray_init, varray_grow): Likewise.
13139 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13141 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13143 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13144 operators for "test" insn. Macroize insn using SWI mode macro.
13145 (*jcc_fused_2): Ditto.
13146 (*jcc_fused_3): Macroize insn using SWI mode macro.
13147 (*jcc_fused_4): Ditto.
13149 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13151 * tree-ssa-pre.c: Fix typo in comment.
13152 (init_antic, fini_antic): Add explicit funtions for
13153 initializing and deinitializing ANTIC and AVAIL sets.
13154 (create_expression_by_pieces): Fix typo in comment.
13155 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13156 (execute_pre): Eventually dump details about ANTIC_IN.
13158 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13160 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13161 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13162 add_to_obstack, file_at_path, find_a_file, execute,
13163 add_preprocessor_option, add_assembler_option, add_linker_option,
13164 process_command, insert_wrapper, do_option_spec, do_self_spec,
13165 spec_path, do_spec_1, is_directory, main, used_arg,
13166 getenv_spec_function): Likewise.
13167 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13168 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13171 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13173 * doc/rtl.texi: Updated subreg section.
13175 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13178 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13179 node->needed and node->reachable.
13180 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13181 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13182 (expand_task_call): Don't call expand_task_copyfn.
13183 (expand_task_copyfn): Renamed to...
13184 (finalize_task_copyfn): ... this.
13186 2008-06-19 Jan Hubicka <jh@suse.cz>
13188 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13189 clobbering framepointer.
13191 2008-06-19 Jan Hubicka <jh@suse.cz>
13193 * tree-optimize.c (execute_early_local_optimizations): Set
13194 cgraph_state only at first invocation.
13196 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13198 * system.h (-Wc++-compat): Activate as a warning, no an error.
13200 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13202 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13203 instead of "#" in insn asm template.
13204 (*jcc_fused_2): Ditto.
13206 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13208 * config/i386/i386.h (ix86_tune_indices)
13209 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13210 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13211 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13212 (*jcc_fused_2): Ditto.
13213 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13214 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13215 (print operand): Handle 'E' and 'e' code.
13217 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13219 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13220 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13221 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13223 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13225 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13227 (cgraph_expand_function): Use local copy of decl.
13228 (cgraph_expand_all_functions): Remove redundant initialization of
13230 (cgraph_optimize): Reword internal_error message.
13232 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13234 * arm-protos.h (arm_return_in_memory): Remove public
13235 arm_return_in_memory() prototype.
13236 * arm.c (arm_return_in_memory): Add static prototype, add target
13237 hook macro, change definition and comments.
13238 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13240 2008-06-19 Ben Elliston <bje@au.ibm.com>
13242 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13243 real.c: Remove references to IEEE 754R.
13244 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13245 * doc/libgcc.texi (Decimal float library routines): Likewise.
13247 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13249 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13250 (default_unwind_word_mode): Add prototype.
13251 * targhooks.c (default_unwind_word_mode): New function.
13252 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13253 instead of word_mode.
13254 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13255 (TARGET_INITIALIZER): Use it.
13257 * c-common.c (handle_mode_attribute): Support "unwind_word"
13259 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13261 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13262 word_mode to access SjLj_Function_Context member "data".
13263 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13264 conversion from targetm.eh_return_filter_mode () to
13265 targetm.unwind_word_mode () if they differ.
13267 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13268 (BT_FN_UNWINDWORD_PTR): New function type.
13269 (BT_FN_WORD_PTR): Remove.
13270 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13271 * except.c (expand_builtin_extend_pointer): Convert pointer to
13272 targetm.unwind_word_mode () instead of word_mode.
13274 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13275 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13276 (spu_unwind_word_mode): New function.
13277 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13278 (TARGET_UNWIND_WORD_MODE): Define.
13279 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13281 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13283 * config/spu/spu.c (reg_align): Remove.
13284 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13285 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13286 (spu_split_store): Likewise.
13288 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13290 * gcc/tree-vn.c: Fix typo in comment.
13292 2008-06-18 Jan Hubicka <jh@suse.cz>
13294 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13295 toplevel reorder too.
13297 2008-06-18 Jan Hubicka <jh@suse.cz>
13299 * c-opts.c (c_common_post_options): PCH is not compatible with
13301 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13302 -fno-toplevel-reorder by default now.
13304 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13306 PR documentation/30739
13307 * doc/install.texi (Prerequisites): Document dependency on awk.
13309 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13310 Ian Lance Taylor <iant@google.com>
13312 PR rtl-optimization/35604
13313 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13314 only want to change jump destinations, not eventual label comparisons.
13316 2008-06-16 Jan Hubicka <jh@suse.cz>
13318 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13320 (cgraph_analyze_function): Likewise.
13322 2008-06-16 Jan Hubicka <jh@suse.cz>
13324 * cgraph.h (cgraph_mark_if_needed): New function.
13325 * cgraphunit.c (cgraph_mark_if_needed): New function.
13326 * c-decl.c (duplicate_decl): Use it.
13328 2008-06-16 Jan Hubicka <jh@suse.cz>
13330 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13333 2008-06-16 Jan Hubicka <jh@suse.cz>
13335 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13337 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13338 Kazu Hirata <kazu@codesourcery.com>
13339 Maxim Kuvyrkov <maxim@codesourcery.com
13341 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13342 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13343 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13344 EXTRA_SPEC_FUNCTIONS.
13345 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13346 (DRIVER_SELF_SPECS): Adjust.
13347 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13348 * config/mips/st.h, config/mips/t-st: New.
13349 * config/mips/driver-native.c, config/mips/x-native: New.
13350 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13353 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13355 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13357 (ISA_HAS_FP_CONDMOVE): New macro.
13358 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13359 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13360 (ISA_HAS_NMADD3_NMSUB3): New macro.
13361 * config/mips/mips.c (mips_rtx_costs): Update.
13362 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13363 compiling for ST Loongson 2E/2F.
13364 (madd<mode>): Rename to madd4<mode>. Update.
13365 (madd3<mode>): New pattern.
13366 (msub<mode>): Rename to msub4<mode>. Update.
13367 (msub3<mode>): New pattern.
13368 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13369 (nmadd3<mode>): New pattern.
13370 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13371 (nmadd3<mode>_fastmath): New pattern.
13372 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13373 (nmsub3<mode>): New pattern.
13374 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13375 (nmsub3<mode>_fastmath): New pattern.
13376 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13378 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13380 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13381 (DF_REF_INSN_INFO): New.
13382 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13383 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13384 with a NULL DF_REF_INSN_INFO.
13385 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13387 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13388 DF_INSN_INFO_EQ_USES): New.
13389 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13390 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13391 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13392 * df-core.c: Update comment for above changes.
13393 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13394 DF_INSN_UID_* macros.
13395 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13396 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13397 insn rtx. Update all callers.
13398 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13399 df_ref_create_structure, df_insn_refs_collect): Likewise.
13400 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13401 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13402 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13403 macros to access the insn refs.
13404 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13405 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13406 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13407 for accessing the refs.
13408 (try_fwprop_subst): Likewise.
13409 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13410 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13411 for accessing the refs.
13412 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13413 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13414 to look at the insn refs.
13415 (record_uses): Likewise.
13416 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13418 (mark_artificial_uses): Don't mark_insn for artificial refs.
13419 (mark_reg_rependencies): Likewise.
13421 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13423 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13425 * configure: Regenerate.
13427 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13429 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13430 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13431 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13433 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13435 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13437 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13439 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13441 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13442 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13443 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13445 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13447 * tree-ssa-sccvn.c: Fix format of comments.
13449 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13451 * cgraph.c: Remove unneeded forward declarations of eq_node()
13454 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13456 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13458 (see_update_relevancy): Likewise.
13459 * fwprop.c (try_fwprop_subst): Likewise.
13460 * rtlanal.c (noop_move_p): Likewise.
13461 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13462 notes to non-existing libcall blocks.
13463 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13465 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13466 (dead_libcall_p): Remove.
13467 (delete_trivially_dead_insns): Don't use it.
13468 * web.c (union_defs): Remove comment about keeping nops.
13469 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13470 (compute_hash_table_work): Don't track libcall notes.
13471 (do_local_cprop): Don't take libcall pointers. Don't update
13473 (adjust_libcall_notes): Deleted.
13474 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13475 ever have existed in the first place).
13476 (replace_store_insn): Don't try to remove libcall notes.
13477 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13478 (resolve_reg_notes): Don't call them.
13479 (resolve_simple_move): Likewise.
13480 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13481 Don't remove REG_RETVAL notes.
13482 * emit-rtl.c (try_split): Don't update libcall notes.
13483 (emit_copy_of_insn_after): Dito.
13484 * cselib.c (cselib_current_insn_in_libcall): Remove.
13485 (cselib_process_insn): Don't set/clear it.
13486 (new_elt_loc_list): Don't record it.
13487 (cselib_init): Don't initialize it.
13488 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13489 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13491 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13492 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13493 (init_deps): Don't initialize it.
13494 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13495 * combine.c (delete_noop_moves): Don't update libcall notes.
13496 (can_combine_p): Remove now pointless #if 0 block.
13497 (try_combine): Remove another obsolete #if 0 block.
13498 (distribute_notes): Don't distribute libcall notes.
13499 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13500 * dce.c (libcall_dead_p): Remove.
13501 (delete_unmarked_insns): Don't handle libcall blocks.
13502 (preserve_libcall_for_dce): Remove.
13503 (prescan_insns_for_dce): Don't special-case libcall block insns.
13504 * reload1 (reload): Don't handle libcall notes.
13505 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13508 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13510 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13511 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13512 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13514 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13516 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13517 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13518 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13520 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13522 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13524 2008-06-16 Ira Rosen <irar@il.ibm.com>
13526 PR tree-optimization/36493
13527 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13528 the arguments list. Use VECTYPE to create vector pointer.
13529 (vectorizable_store): Fail if accesses through a pointer to vectype
13530 do not alias the original memory reference operands.
13531 Call vect_create_data_ref_ptr without the removed argument.
13532 (vectorizable_load): Likewise.
13533 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13536 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13539 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13540 reg_equiv_constant.
13542 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13544 * config/mips/loongson2ef.md: New file.
13545 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13546 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13547 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13548 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13549 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13551 (loongson2ef.md): New include.
13552 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13553 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13554 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13555 (loongson_gt_<mode>, loongson_extract_halfword)
13556 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13557 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13558 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13559 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13560 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13561 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13562 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13563 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13564 (vec_interleave_low<mode>): Define type attribute.
13565 * config/mips/mips.c (mips_ls2): New static variable.
13566 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13567 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13568 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13569 Implement target scheduling hooks.
13570 (mips_multipass_dfa_lookahead): Update to handle tuning for
13572 (mips_sched_init): Initialize data for Loongson scheduling.
13573 (mips_ls2_variable_issue): New static function.
13574 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13576 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13577 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13578 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13579 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13580 Handle ST Loongson 2E/2F cores.
13581 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13583 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13585 * omp-low.c (extract_omp_for_data): Fix comment typo.
13588 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13590 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13591 FIXME note about gcc/config.guess.
13592 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13593 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13594 * doc/cppopts.texi: Likewise.
13595 * doc/extend.texi: Likewise.
13596 * doc/gcc.texi: Likewise.
13597 * doc/gccint.texi: Likewise.
13598 * doc/gcov.texi: Likewise.
13599 * doc/gty.texi: Likewise.
13600 * doc/hostconfig.texi: Likewise.
13601 * doc/install.texi: Likewise.
13602 * doc/invoke.texi: Likewise.
13603 * doc/loop.texi: Likewise.
13604 * doc/makefile.texi: Likewise.
13605 * doc/md.texi: Likewise.
13606 * doc/passes.texi: Likewise.
13607 * doc/tm.texi: Likewise.
13608 * doc/tree-ssa.texi: Likewise.
13609 * doc/trouble.texi: Likewise.
13611 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13612 Nathan Sidwell <nathan@codesourcery.com>
13613 Maxim Kuvyrkov <maxim@codesourcery.com>
13614 Richard Sandiford <rdsandiford@googlemail.com>
13616 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13617 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13618 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13620 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13621 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13622 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13624 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13625 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13626 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13627 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13628 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13629 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13630 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13631 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13632 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13633 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13634 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13635 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13636 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13637 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13638 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13639 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13640 (mips_builtins): Add Loongson builtins.
13641 (mips_loongson_2ef_bdesc): New.
13642 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13643 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13644 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13645 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13647 (mips_expand_vector_init): New.
13648 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13649 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13651 * config/mips/mips.md: Add unspec numbers for Loongson
13652 builtins. Include loongson.md.
13653 (MOVE64): Include Loongson vector modes.
13654 (SPLITF): Include Loongson vector modes.
13655 (HALFMODE): Handle Loongson vector modes.
13656 * config/mips/loongson.md: New.
13657 * config/mips/loongson.h: New.
13658 * config.gcc: Add loongson.h header for mips*-*-* targets.
13659 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13661 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13663 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13664 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13665 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13666 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13667 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13668 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13669 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13670 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13671 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13672 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13673 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13674 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13675 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13676 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13677 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13678 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13679 Remove use_fixproto=yes.
13680 (ia64*-*-hpux*): Remove comment about using fixproto.
13681 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13683 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13685 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13687 * configure: Regenerate.
13689 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13691 PR middle-end/36520
13692 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13693 before evaluating it.
13695 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13698 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13699 nested inline functions.
13700 (start_decl, start_function): Don't invert DECL_EXTERNAL
13701 for nested inline functions.
13703 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13705 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13706 splits that must be made for correctness.
13708 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13710 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13711 (AVAIL_NON_MIPS16): Likewise.
13712 (mips_builtin_description): Replace target_flags with a predicate.
13713 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13714 (dspr2_32): New availability predicates.
13715 (MIPS_BUILTIN): New macro.
13716 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13717 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13718 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13719 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13720 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13721 (mips_dsp_32only_bdesc): Merge into...
13722 (mips_builtins): ...this new array.
13723 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13724 (mips_init_builtins): Update after above changes.
13725 (mips_expand_builtin_1): Merge into...
13726 (mips_expand_builtin): ...here and update after above changes.
13728 2008-06-12 Paul Brook <paul@codesourcery.com>
13730 * longlong.h (__arm__): Define count_leading_zeros.
13731 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13732 (clzsi2, clzdi2): New functions.
13733 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13734 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13735 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13736 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13737 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13738 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13739 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13740 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13741 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13742 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13744 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13746 * config/m68k/m68k.c (m68k_tune_flags): New.
13747 (override_options): Compute m68k_tune_flags.
13748 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13749 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13751 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13753 PR middle-end/36506
13754 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13756 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13758 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13759 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13761 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13763 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13764 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13766 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13768 PR middle-end/36506
13769 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13772 2008-06-12 Richard Guenther <rguenther@suse.de>
13774 PR tree-optimization/36345
13775 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13776 add memory_tag_needed flag.
13777 (may_alias_p): Declare.
13778 * tree-ssa-alias.c (may_alias_p): Export.
13779 (set_initial_properties): Use memory_tag_needed flag.
13780 (update_reference_counts): Likewise.
13781 (reset_alias_info): Reset memory_tag_needed flag.
13782 (create_name_tags): Check memory_tag_needed flag.
13783 (dump_points_to_info_for): Dump it.
13784 * tree-ssa-structalias.c (struct variable_info): Remove
13785 directly_dereferenced flag.
13786 (new_var_info): Do not initialize it.
13787 (process_constraint_1): Do not set it.
13788 (update_alias_info): Set is_dereferenced flag.
13789 (set_uids_in_ptset): Use may_alias_p.
13790 (set_used_smts): Check memory_tag_needed flag.
13791 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13792 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13793 memory_tag_needed flag.
13794 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13795 from broken design.
13797 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13799 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13800 red zone for w64 abi.
13801 (ix86_expand_prologue): Likewise.
13802 (ix86_force_to_memory): Likewise.
13803 (ix86_free_from_memory): Likewise.
13805 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13808 * config/rs6000/rs6000.c (rs6000_override_options): Set
13809 rs6000_isel conditionally to the absence of comand line override.
13810 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13811 Remove duplicate rs6000_isel setting.
13812 * config/rs6000/eabispe.h: Ditto.
13814 2008-06-11 Richard Guenther <rguenther@suse.de>
13816 * alias.c (get_alias_set): Use the element alias-set for arrays.
13817 (record_component_aliases): For arrays and vectors do nothing.
13818 * c-common.c (strict_aliasing_warning): Handle the cases
13819 of alias set zero explicitly.
13820 * Makefile.in (dfp.o-warn): Add -Wno-error.
13822 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13824 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13826 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13827 tune_32 tune_64 to supported_defaults. Allow values not
13828 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13829 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13830 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13831 with_cpu_64 to generic for 64-bit-supporting configurations, not
13832 with_cpu. Remove FIXMEs.
13833 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13834 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13835 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13836 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13837 arch_32 and arch_64.
13839 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13840 Olivier Hainque <hainque@adacore.com>
13842 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13843 Use DECL_SIZE_UNIT to retrieve the size of the field.
13845 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13847 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13848 with function calls after declarations. Lay out
13849 neon_float_type_node before further use.
13851 2008-06-11 Richard Guenther <rguenther@suse.de>
13853 * tree-flow.h (may_point_to_global_var): Declare.
13854 * tree-ssa-alias.c (may_point_to_global_var): New function.
13855 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13857 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13859 * configure.ac: Teach that fido supports .debug_line.
13860 * configure: Regenerate.
13862 2008-06-10 Tom Tromey <tromey@redhat.com>
13864 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13867 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13869 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13870 (encode_decimal64, decode_decimal64, encode_decimal128,
13871 decode_decimal128): Reverse order of 32-bit parts of value if host
13872 and target endianness differ.
13874 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13876 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13877 Avoid division by 0.
13878 (tree_mod_pow2_value_transform): Likewise.
13879 (tree_ic_transform): Likewise.
13880 (tree_stringops_transform): Likewise.
13881 (tree_mod_subtract_transform): Likewise.
13882 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13883 (copy_edges_for_bb): Likewise.
13884 (initialize_cfun): Likewise.
13886 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13888 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13889 nonmemory_operand. Add "N" operand constraint.
13891 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13892 (*jcc_btsi_mask): Ditto.
13893 (*jcc_btsi_mask_1): Ditto.
13895 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13897 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13898 TYPE_CANONICAL for copied element type.
13900 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13903 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13904 Add m_CORE2 and m_GENERIC.
13905 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13906 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13908 (*jcc_btdi_rex64): New instruction and split pattern.
13909 (*jcc_btsi): Ditto.
13910 (*jcc_btsi_1): Ditto.
13911 (*btsq): Fix Intel asm dialect operand order.
13915 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13917 PR middle-end/36447
13918 * simplify-rtx.c (simplify_subreg): Add check for shift count
13921 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13923 * doc/md.texi: Synchronize with later constraints.md change.
13924 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13925 with a C implementation.
13926 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13928 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13929 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13930 when moving to and from MD_REGNUM.
13931 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13932 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13933 Handle byte and halfword moves.
13934 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13936 * config/mips/constraints.md (h): Turn into NO_REGS.
13937 (l, x): Update documentation.
13938 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13939 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13940 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13941 (HILO): New mode iterator.
13943 (any_div): New code iterator.
13944 (u): Extend code attribute to div and udiv.
13945 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13946 d_operand in the splitters. Remove redundant CONST_INT checks.
13947 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13948 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13949 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13950 accordingly, using normal moves instead of unspecs to move LO into
13951 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13952 (<u>mulsidi3): Handle expansion in C code.
13953 (<u>mulsidi3_32bit_internal): Rename to...
13954 (<u>mulsidi3_32bit): ...this.
13955 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13956 (*<u>mulsidi3_64bit): Rename to...
13957 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13958 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13959 to set LO and HI to the multiplication result. Use a normal move
13960 for MFLO and an unspec for MFHI.
13961 (*<u>mulsidi3_64bit_parts): Replace with...
13962 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13963 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13964 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13965 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13966 instead of HI. Split the instruction into a separate multiplication
13967 and MFHI if !TARGET_FIX_R4000.
13968 (<su>muldi3_highpart): Likewise.
13969 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13970 and the "=h" clobber.
13971 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13972 (<u>mulditi3): New expander.
13973 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13974 (madsi): Remove "=h" clobber.
13975 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13976 Force the modulus result to be a GPR and split the instruction into
13977 a division followed by an MFHI after reload.
13978 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13979 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13980 the MIPS16 HIGH define_split.
13981 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13982 of acc<->gpr moves to "multi".
13983 (*movdi_64bit): Replace the single "x" alternative with
13984 alternatives for moving into and out of "a".
13985 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13986 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13987 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13988 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13989 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13990 (movti): New expander.
13991 (*movti, *movti_mips16): New insns.
13992 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13993 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13994 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13995 * config/mips/predicates.md (fpr_operand): Delete.
13996 (d_operand): New predicate.
13998 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14000 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14001 failure on some Bourne shells.
14002 (x86_64-*-*): Ditto.
14004 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14006 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14008 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14010 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14011 (sparc-sun-solaris2*): Likewise.
14013 2008-06-09 Arnaud Charlet <charlet@adacore.com
14015 * doc/install.texi: Update requirements to build the Ada compiler.
14017 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14019 * df-scan.c (struct df_scan_problem_data): Remove the
14020 mw_link_pool alloc pool.
14021 (df_scan_free_internal): Don't free it.
14022 (df_scan_alloc): Don't allocate it.
14023 * df.h (struct df_link): Update comment.
14025 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14027 * except.h: Correct checks for when SJLJ exceptions must be used.
14029 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14031 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14034 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14036 PR tree-optimization/36218
14037 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14038 configure for the build system.
14039 (BUILD_LDFLAGS): Define.
14040 * configure: Regenerate.
14041 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14043 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14046 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14047 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14048 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14050 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14052 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14054 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14056 * config.gcc (Obsolete configurations): Remove list of
14058 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14059 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14060 targets matched by those patterns.
14061 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14062 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14063 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14064 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14065 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14066 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14067 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14068 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14069 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14070 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14071 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14072 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14073 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14074 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14075 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14076 Make code for Solaris 7 and greater unconditional for Solaris.
14077 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14078 Remove --with-* handling.
14079 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14080 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14081 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14082 LINK_OS_WINDISS_SPEC): Remove.
14083 * config/rs6000/sysv4.opt (mwindiss): Remove.
14084 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14085 * configure: Regenerate.
14086 * doc/cpp.texi: Don't mention BeOS.
14087 * doc/extend.texi (interrupt): Don't mention MS1.
14088 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14089 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14090 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14091 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14092 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14094 * doc/invoke.texi (MT Options): Remove.
14095 (-mwindiss): Remove.
14096 (CRIS Options): Remove cris-axis-aout references.
14097 (HPPA Options): Don't mention hppa1.1-*-pro.
14098 * doc/md.texi: (MorphoTech family): Remove.
14099 * libgcc2.c: Don't handle UWIN.
14100 * config/alpha/t-unicosmk: Remove.
14101 * config/alpha/unicosmk.h: Remove.
14102 * config/arm/kaos-arm.h: Remove.
14103 * config/arm/kaos-strongarm.h: Remove.
14104 * config/arm/strongarm-coff.h: Remove.
14105 * config/arm/strongarm-elf.h: Remove.
14106 * config/arm/strongarm-pe.h: Remove.
14107 * config/arm/t-strongarm-pe: Remove.
14108 * config/arm/t-xscale-coff: Remove.
14109 * config/arm/t-xscale-elf: Remove.
14110 * config/arm/xscale-coff.h: Remove.
14111 * config/arm/xscale-elf.h: Remove.
14112 * config/chorus.h: Remove.
14113 * config/cris/aout.h: Remove.
14114 * config/cris/aout.opt: Remove.
14115 * config/cris/t-aout: Remove.
14116 * config/i386/beos-elf.h: Remove.
14117 * config/i386/kaos-i386.h: Remove.
14118 * config/i386/ptx4-i.h: Remove.
14119 * config/i386/sco5.h: Remove.
14120 * config/i386/sco5.opt: Remove.
14121 * config/i386/sysv4-cpp.h: Remove.
14122 * config/i386/sysv5.h: Remove.
14123 * config/i386/t-beos: Remove.
14124 * config/i386/t-sco5: Remove.
14125 * config/i386/t-uwin: Remove.
14126 * config/i386/uwin.asm: Remove.
14127 * config/i386/uwin.h: Remove.
14128 * config/kaos.h: Remove.
14129 * config/mips/windiss.h: Remove.
14130 * config/mt: Remove directory.
14131 * config/pa/pa-osf.h: Remove.
14132 * config/pa/pa-pro-end.h: Remove.
14133 * config/pa/t-pro: Remove.
14134 * config/ptx4.h: Remove.
14135 * config/rs6000/beos.h: Remove.
14136 * config/rs6000/kaos-ppc.h: Remove.
14137 * config/rs6000/t-beos: Remove.
14138 * config/rs6000/windiss.h: Remove.
14139 * config/sh/kaos-sh.h: Remove.
14140 * config/sol2-6.h: Remove.
14141 * config/sparc/sol26-sld.h: Remove.
14142 * config/sparc/sysv4-only.h: Remove.
14143 * config/vax/bsd.h: Remove.
14144 * config/vax/t-memfuncs: Remove.
14145 * config/vax/ultrix.h: Remove.
14146 * config/vax/vaxv.h: Remove.
14147 * config/windiss.h: Remove.
14149 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14151 PR rtl-optimization/36438
14152 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14153 for vector shifts with constant scalar shift operands.
14155 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14157 * doc/invoke.texi: Document -march=xlr.
14158 * config/mips/xlr.md: New file.
14159 * config/mips/mips.md: Include it.
14161 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14162 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14163 (mips_rtx_cost_data): Likewise.
14165 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14167 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14168 PRE_INC and PRE_DEC cases.
14170 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14172 PR rtl-optimization/36419
14173 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14174 the emitting jump insn.
14177 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14178 is not bool, boolify the whole *expr_p and convert to the desired type.
14180 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14182 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14183 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14184 Add omp_private_outer_ref hook, add another argument to
14185 omp_clause_default_ctor hook.
14186 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14187 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14188 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14189 hook_tree_tree_tree_tree_null.
14190 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14191 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14192 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14193 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14194 * tree.def (OMP_TASK): New tree code.
14195 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14196 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14197 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14198 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14199 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14200 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14201 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14202 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14203 (OMP_DIRECTIVE_P): Add OMP_TASK.
14204 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14205 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14206 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14207 and OMP_CLAUSE_UNTIED entries.
14208 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14210 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14211 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14212 * tree-pretty-print.c (dump_omp_clause): Handle
14213 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14214 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14215 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14216 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14217 warning about unsigned iterators. Change decl/init/cond/incr
14218 arguments to TREE_VECs, check arguments for all collapsed loops.
14219 (c_finish_omp_taskwait): New function.
14220 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14222 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14223 default_function_array_conversion on init. Add par_clauses argument.
14224 If decl is present in parallel's lastprivate clause, change it to
14225 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14226 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14227 collapse count in clauses.
14228 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14229 c_parser_omp_for_loop callers.
14230 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14231 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14232 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14233 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14235 (c_parser_omp_clause_schedule): Handle schedule(auto).
14236 Include correct location in the error message.
14237 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14238 and PRAGMA_OMP_CLAUSE_UNTIED.
14239 (OMP_TASK_CLAUSE_MASK): Define.
14240 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14241 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14242 * tree-nested.c (convert_nonlocal_omp_clauses,
14243 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14244 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14245 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14246 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14248 (conver_nonlocal_reference, convert_local_reference,
14249 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14250 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14251 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14252 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14253 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14254 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14255 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14256 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14257 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14259 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14260 * c-common.h (c_finish_omp_taskwait): New prototype.
14261 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14262 * tree-parloops.c (create_parallel_loop): Create 1 entry
14263 vectors for OMP_FOR_{INIT,COND,INCR}.
14264 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14265 (make_edges): Handle OMP_TASK.
14266 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14267 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14268 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14269 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14270 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14271 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14272 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14273 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14274 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14275 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14276 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14277 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14278 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14279 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14280 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14281 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14282 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14283 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14284 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14285 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14286 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14287 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14288 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14289 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14290 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14291 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14292 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14293 original iterator is present in lastprivate clause or if
14294 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14295 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14296 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14297 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14298 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14299 if it is set, lookup var in outer contexts too. Handle
14300 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14301 to be implicitly determined firstprivate for task regions.
14302 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14303 if it is set, lookup var in outer contexts too. Set
14304 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14305 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14306 OMP_CLAUSE_UNTIED. Take region_type as last argument
14307 instead of in_parallel and in_combined_parallel.
14308 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14310 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14311 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14312 (new_omp_context): Set default_kind to
14313 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14314 (omp_region_type): New enum.
14315 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14316 fields, add region_type.
14317 (new_omp_context): Take region_type as argument instead of is_parallel
14318 and is_combined_parallel.
14319 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14320 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14321 ctx->is_combined_parallel checks.
14322 (gimplify_omp_task): New function.
14323 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14325 * omp-low.c (extract_omp_for_data): Use schedule(static)
14326 for schedule(auto). Handle pointer and unsigned iterators.
14327 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14328 Add loops argument. Extract data for collapsed OMP_FOR loops.
14329 (expand_parallel_call): Assert sched_kind isn't auto,
14330 map runtime schedule to index 3.
14331 (struct omp_for_data_loop): New type.
14332 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14333 Add loop, loops, collapse and iter_type fields.
14334 (workshare_safe_to_combine_p): Disallow combined for if
14335 iter_type is unsigned long long. Don't combine collapse > 1 loops
14336 unless all bounds and steps are constant. Adjust extract_omp_for_data
14338 (expand_omp_for_generic): Handle pointer, unsigned and long long
14339 iterators. Handle collapsed OMP_FOR loops. Adjust
14340 for struct omp_for_data changes. If libgomp function doesn't return
14341 boolean_type_node, add comparison of the return value with 0.
14342 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14343 pointer, unsigned and long long iterators. Adjust for struct
14344 omp_for_data changes.
14345 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14346 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14347 unsigned long long. Allocate loops array, pass it to
14348 extract_omp_for_data. For collapse > 1 loops use always
14349 expand_omp_for_generic.
14350 (omp_context): Add sfield_map and srecord_type fields.
14351 (is_task_ctx, lookup_sfield): New functions.
14352 (use_pointer_for_field): Use is_task_ctx helper. Change first
14353 argument's type from const_tree to tree. Clarify comment.
14354 In OMP_TASK disallow copy-in/out sharing.
14355 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14356 (install_var_field): Add mask argument. Populate both record_type
14357 and srecord_type if needed.
14358 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14360 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14361 and DECL_FIELD_OFFSET.
14362 (scan_sharing_clauses): Adjust install_var_field callers. For
14363 firstprivate clauses on explicit tasks allocate the var by value in
14364 record_type unconditionally, rather than by reference.
14365 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14366 Use is_taskreg_ctx instead of is_parallel_ctx.
14367 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14368 (create_omp_child_function_name): Add task_copy argument, use
14369 *_omp_cpyfn* names if it is true.
14370 (create_omp_child_function): Add task_copy argument, if true create
14371 *_omp_cpyfn* helper function.
14372 (scan_omp_parallel): Adjust create_omp_child_function callers.
14373 Rename parallel_nesting_level to taskreg_nesting_level.
14374 (scan_omp_task): New function.
14375 (lower_rec_input_clauses): Don't run constructors for firstprivate
14376 explicit task vars which are initialized by *_omp_cpyfn*.
14377 Pass outer var ref to omp_clause_default_ctor hook if
14378 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14379 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14380 OMP_CLAUSE_REDUCTION_INIT.
14381 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14382 avoid duplicate setting of fields. Handle
14383 OMP_CLAUSE_PRIVATE_OUTER_REF.
14384 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14385 copy-out if TREE_READONLY, only copy-in.
14386 (expand_task_copyfn): New function.
14387 (expand_task_call): New function.
14388 (struct omp_taskcopy_context): New type.
14389 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14391 (lower_omp_parallel): Rename to...
14392 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14393 Call create_task_copyfn if srecord_type is needed. Adjust
14395 (task_shared_vars): New variable.
14396 (check_omp_nesting_restrictions): Warn if work-sharing,
14397 barrier, master or ordered region is closely nested inside OMP_TASK.
14398 Add warnings for barrier if closely nested inside of work-sharing,
14399 ordered, or master region.
14400 (scan_omp_1): Call check_omp_nesting_restrictions even for
14401 GOMP_barrier calls. Rename parallel_nesting_level to
14402 taskreg_nesting_level. Handle OMP_TASK.
14403 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14404 work-sharing construct, continue looking for them on parent parallel
14406 (lower_omp_for_lastprivate): Add lastprivate clauses
14407 to the beginning of dlist rather than end. Adjust for struct
14408 omp_for_data changes.
14409 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14410 not after it. Handle collapsed OMP_FOR loops, adjust for
14411 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14412 (get_ws_args_for): Adjust extract_omp_for_data caller.
14413 (scan_omp_for): Handle collapsed OMP_FOR
14414 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14415 (lower_omp_single_simple): If libgomp function doesn't return
14416 boolean_type_node, add comparison of the return value with 0.
14417 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14418 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14419 (parallel_nesting_level): Rename to...
14420 (taskreg_nesting_level): ... this.
14421 (is_taskreg_ctx): New function.
14422 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14423 of is_parallel_ctx.
14424 (execute_lower_omp): Rename parallel_nesting_level to
14425 taskreg_nesting_level.
14426 (expand_omp_parallel): Rename to...
14427 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14428 Call omp_task_call for OMP_TASK regions.
14429 (expand_omp): Adjust caller, handle OMP_TASK.
14430 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14432 * bitmap.c (bitmap_default_obstack_depth): New variable.
14433 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14434 if argument is NULL and bitmap_default_obstack is already initialized.
14435 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14437 * matrix-reorg.c (matrix_reorg): Likewise.
14439 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14441 * config/i386/i386.md (*indirect_jump): Macroize using P
14442 mode iterator. Remove !TARGET_64BIT from insn constraints.
14443 (*tablejump_1): Ditto.
14444 (*indirect_jump_rex64): Remove insn pattern.
14445 (*tablejump_1_rex64): Ditto.
14446 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14447 and eh_return_si insn patterns.
14449 2008-06-06 Richard Guenther <rguenther@suse.de>
14451 * tree-ssa-structalias.c (merge_smts_into): Remove.
14452 (find_what_p_points_to): Do not bother to compute the
14453 points-to set for pt_anything pointers.
14454 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14455 for pt_anything pointers is ok.
14457 2008-06-06 Jan Hubicka <jh@suse.cz>
14459 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14461 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14463 * cgraph.c: Fix typos in comments.
14464 (cgraph_availability_names): Fix string typo.
14465 * fold-const.c: Fix typos in comments.
14466 (fold_binary): Fix typo in warning.
14467 * genautomata.c: Fix typos in comments.
14468 (check_presence_pattern_sets): Fix typo in local variable.
14469 (output_description): Fix typo in output.
14470 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14471 * hwint.h: Likewise.
14472 * matrix-reorg.c (check_allocation_function): Likewise.
14473 * omega.c (smooth_weird_equations): Likewise.
14474 * auto-inc-dec.c: Fix typos in comments.
14475 * bb-reorder.c: Likewise.
14476 * builtins.c: Likewise.
14477 * c-common.c: Likewise.
14478 * c-cppbuiltin.c: Likewise.
14479 * c-parser.c: Likewise.
14480 * c-pretty-print.c: Likewise.
14481 * cfgcleanup.c: Likewise.
14482 * cfgexpand.c: Likewise.
14483 * cfghooks.c: Likewise.
14484 * cfglayout.c: Likewise.
14485 * cfgloopmanip.c: Likewise.
14486 * cgraphunit.c: Likewise.
14487 * coverage.c: Likewise.
14488 * dbxout.c: Likewise.
14489 * df-byte-scan.c: Likewise.
14490 * df-core.c: Likewise.
14491 * df-problems.c: Likewise.
14492 * df-scan.c: Likewise.
14494 * dominance.c: Likewise.
14495 * domwalk.c: Likewise.
14497 * dwarf2out.c: Likewise.
14498 * emit-rtl.c: Likewise.
14499 * et-forest.c: Likewise.
14500 * function.c: Likewise.
14501 * function.h: Likewise.
14503 * gcov-io.c: Likewise.
14504 * gcov.c: Likewise.
14505 * gcse.c: Likewise.
14506 * genattrtab.c: Likewise.
14507 * ggc-page.c: Likewise.
14508 * gimplify.c: Likewise.
14509 * gthr-lynx.h: Likewise.
14510 * haifa-sched.c: Likewise.
14511 * ipa-cp.c: Likewise.
14512 * ipa-inline.c: Likewise.
14513 * ipa-prop.h: Likewise.
14514 * ipa-pure-const.c: Likewise.
14515 * ipa-struct-reorg.c: Likewise.
14516 * ipa-struct-reorg.h: Likewise.
14517 * ipa-type-escape.c: Likewise.
14519 * loop-doloop.c: Likewise.
14520 * mips-tfile.c: Likewise.
14521 * mkmap-flat.awk: Likewise.
14522 * mkmap-symver.awk: Likewise.
14523 * modulo-sched.c: Likewise.
14524 * omp-low.c: Likewise.
14525 * optabs.c: Likewise.
14526 * optabs.h: Likewise.
14527 * opts.c: Likewise.
14528 * passes.c: Likewise.
14529 * postreload-gcse.c: Likewise.
14530 * postreload.c: Likewise.
14531 * predict.c: Likewise.
14532 * pretty-print.h: Likewise.
14533 * profile.c: Likewise.
14534 * protoize.c: Likewise.
14535 * ra-conflict.c: Likewise.
14536 * real.c: Likewise.
14537 * recog.c: Likewise.
14538 * regclass.c: Likewise.
14539 * regs.h: Likewise.
14540 * reload.c: Likewise.
14541 * rtl-error.c: Likewise.
14542 * rtlanal.c: Likewise.
14543 * scan.h: Likewise.
14544 * sched-rgn.c: Likewise.
14546 * stmt.c: Likewise.
14547 * target.h: Likewise.
14548 * tree-dfa.c: Likewise.
14549 * tree-eh.c: Likewise.
14550 * tree-flow-inline.h: Likewise.
14551 * tree-inline.c: Likewise.
14552 * tree-into-ssa.c: Likewise.
14553 * tree-loop-distribution.c: Likewise.
14554 * tree-nested.c: Likewise.
14555 * tree-parloops.c: Likewise.
14556 * tree-pass.h: Likewise.
14557 * tree-pretty-print.c: Likewise.
14558 * tree-profile.c: Likewise.
14559 * tree-scalar-evolution.c: Likewise.
14560 * tree-sra.c: Likewise.
14561 * tree-ssa-alias-warnings.c: Likewise.
14562 * tree-ssa-ccp.c: Likewise.
14563 * tree-ssa-coalesce.c: Likewise.
14564 * tree-ssa-dom.c: Likewise.
14565 * tree-ssa-dse.c: Likewise.
14566 * tree-ssa-forwprop.c: Likewise.
14567 * tree-ssa-live.c: Likewise.
14568 * tree-ssa-live.h: Likewise.
14569 * tree-ssa-loop-im.c: Likewise.
14570 * tree-ssa-loop-ivopts.c: Likewise.
14571 * tree-ssa-loop-niter.c: Likewise.
14572 * tree-ssa-loop-prefetch.c: Likewise.
14573 * tree-ssa-phiopt.c: Likewise.
14574 * tree-ssa-phiprop.c: Likewise.
14575 * tree-ssa-sccvn.c: Likewise.
14576 * tree-ssa-ter.c: Likewise.
14577 * tree-ssa-threadupdate.c: Likewise.
14578 * tree-ssa.c: Likewise.
14579 * tree-vect-analyze.c: Likewise.
14580 * tree-vect-transform.c: Likewise.
14581 * tree-vectorizer.c: Likewise.
14582 * tree-vn.c: Likewise.
14583 * tree-vrp.c: Likewise.
14584 * tree.c: Likewise.
14585 * tree.def: Likewise.
14586 * tree.h: Likewise.
14587 * unwind-dw2-fde.c: Likewise.
14588 * unwind.inc: Likewise.
14589 * value-prof.c: Likewise.
14590 * vmsdbgout.c: Likewise.
14592 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14594 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14595 always place FP constants in the TOC for TARGET_POWERPC64.
14596 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14598 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14600 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14601 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14602 enable for TARGET_E500_DOUBLE.
14603 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14604 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14605 floating-point modes like integer modes for E500 double.
14606 (rs6000_legitimate_offset_address_p): Likewise.
14607 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14608 addressing for DDmode for E500 double.
14609 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14610 modes as using 64-bits of registers for E500 double.
14611 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14612 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14613 specially for E500 double.
14614 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14615 TDmode for E500 double.
14616 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14617 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14618 (rs6000_split_multireg_move): Do not handle TDmode specially for
14620 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14621 using 64-bit registers for E500 double.
14622 (emit_frame_save): Do not handle DDmode specially for E500 double.
14623 (gen_frame_mem_offset): Likewise.
14624 (rs6000_function_value): Do not call spe_build_register_parallel
14625 for DDmode or TDmode.
14626 (rs6000_libcall_value): Likewise.
14627 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14628 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14631 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14633 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14636 2008-06-04 Junjie Gu <jgu@tensilica.com>
14638 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14639 comparison for frame pointers.
14641 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14644 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14646 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14649 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14650 register is already smaller or equal to required mode.
14652 2008-06-04 Xinliang David Li <davidxl@google.com>
14654 * tree-call-cdce.c: New file.
14655 (cond_dead_built_in_calls): New static variable.
14656 (input_domain): New struct.
14657 (check_pow): New function.
14658 (check_builtin_call): Ditto.
14659 (check_target_format): Ditto.
14660 (is_call_dce_candidate): Ditto.
14661 (gen_one_condition): Ditto.
14662 (gen_conditions_for_domain): Ditto.
14663 (get_domain): Ditto.
14664 (gen_conditions_for_pow_cst_base): Ditto.
14665 (gen_conditions_for_pow_int_base): Ditto.
14666 (gen_conditions_for_pow): Ditto.
14667 (get_no_error_domain): Ditto.
14668 (gen_shrink_wrap_conditions): Ditto.
14669 (shrink_wrap_one_built_in_call): Ditto.
14670 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14671 (tree_call_cdce): Ditto.
14672 (gate_call_cdce): Ditto.
14673 (pass_call_cdce): New gimple pass.
14674 * passes.c: (init_optimization_passes): New pass.
14675 * tree-pass.h: New pass declaration.
14676 * opts.c (decode_options): New flag setting.
14677 * common.opt: Add -ftree-builtin-call-dce flag.
14678 * Makefile.in: Add new source file.
14679 * tempvar.def: New tv_id.
14680 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14682 2008-06-04 Richard Guenther <rguenther@suse.de>
14684 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14685 (is_call_clobbered): Always check var_ann->call_clobbered.
14686 (mark_call_clobbered): Always set var_ann->call_clobbered.
14687 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14688 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14689 (reset_alias_info): Clear call clobbering info on MTAGs and
14691 (set_pt_anything): Set pt_global_mem.
14692 (create_tag_raw): Adjust comment.
14693 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14695 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14696 Maxim Kuvyrkov <maxim@codesourcery.com>
14698 * config/m68k/m68k.opt (mxgot): New option.
14699 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14700 (m68k_output_addr_const_extra): New.
14701 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14702 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14703 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14704 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14706 2008-06-04 Richard Guenther <rguenther@suse.de>
14708 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14709 negative or non-representable offsets.
14711 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14713 * config/i386/i386.c (ix86_gen_leave): New.
14714 (ix86_gen_pop1): Likewise.
14715 (ix86_gen_add3): Likewise.
14716 (ix86_gen_sub3): Likewise.
14717 (ix86_gen_sub3_carry): Likewise.
14718 (ix86_gen_one_cmpl2): Likewise.
14719 (ix86_gen_monitor): Likewise.
14720 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14721 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14722 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14723 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14724 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14725 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14726 (ix86_expand_epilogue): Updated.
14727 (print_operand): Handle integer register operand for 'z'.
14728 (ix86_expand_strlensi_unroll_1): Likewise.
14729 (ix86_expand_strlen): Likewise.
14730 (ix86_expand_builtin): Likewise.
14731 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14732 mov{q}/mov{l} and add{q}/add{l}.
14734 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14736 * config/i386/i386.md (P): New mode iterator.
14737 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14738 using P mode iterator.
14739 (DFmode push_operand splitter): Ditto.
14740 (XFmode push_operand splitter): Ditto.
14741 (DFmode float_extend SFmode push_operand splitter): Ditto.
14742 (XFmode float_extend SFmode push_operand splitter): Do not generate
14743 SImode pushes for 64bit target. Macroize Dimode and SImode
14744 pushes using P mode iterator.
14745 (XFmode float_extend DFmode push_operand splitter): Ditto.
14747 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14749 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14750 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14751 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14752 return type to int.
14753 (ix86_call_abi_override): Remove check for call_used_regs.
14755 2008-06-03 Richard Guenther <rguenther@suse.de>
14757 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14758 for the lhs of calls if the return type contains pointers.
14760 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14762 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14763 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14764 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14765 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14766 of cfun and DEFAULT_ABI to deceide abi mode.
14767 (DEFAULT_ABI): New.
14768 (REG_PARM_STACK_SPACE): Removed.
14769 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14770 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14771 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14772 (ix86_function_abi): Likewise.
14773 (ix86_function_type_abi): Likewise.
14774 (ix86_call_abi_override): Likewise.
14775 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14776 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14777 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14778 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14780 (X86_64_REGPARM_MAX): New.
14781 (X86_64_SSE_REGPARM_MAX): New.
14782 (X64_REGPARM_MAX): New.
14783 (X64_SSE_REGPARM_MAX): New.
14784 (X86_32_REGPARM_MAX): New.
14785 (X86_32_SSE_REGPARM_MAX): New.
14786 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14787 (ix86_function_regparm): Handle user calling abi.
14788 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14789 by DEFAULT_ABI versus SYSV_ABI check.
14790 (ix86_reg_parm_stack_space): New.
14791 (ix86_function_type_abi): New.
14792 (ix86_call_abi_override): New.
14793 (ix86_function_abi): New.
14794 (ix86_cfun_abi): New.
14795 (init_cumulative_args): Call abi specific initialization.
14796 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14797 (function_arg_64): Extend SSE_REGPARM_MAX check.
14798 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14799 (ix86_pass_by_reference): Likewise.
14800 (ix86_function_value_regno_p): Likewise.
14801 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14802 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14803 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14804 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14805 (setup_incoming_varargs_64): Adjust regparm for call abi.
14806 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14807 (ix86_va_start): Likewise.
14808 (ix86_gimplify_va_arg): Likewise.
14809 (ix86_expand_prologue): Likewise.
14810 (output_pic_addr_const): Likewise.
14811 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14812 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14813 (x86_output_mi_thunk): Likewise.
14814 (x86_function_profiler): Likewise.
14815 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14816 (SYSV_ABI, MS_ABI): New constants.
14817 (DEFAULT_ABI): New.
14818 (init_regs): Add prototype of function in regclass.c file.
14819 (OVERRIDE_ABI_FORMAT): New.
14820 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14821 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14822 (OUTGOING_REG_PARM_STACK_SPACE): New.
14823 (ix86_reg_parm_stack_space): New prototype.
14824 (CUMULATIVE_ARGS): Add call_abi member.
14825 (machine_function): Add call_abi member.
14826 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14827 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14829 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14832 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14833 (avr_builtin_setjmp_frame_value): New function.
14834 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14835 (nonlocal_goto): Define.
14837 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14839 * config/mips/mips.c (mips_emit_loadgp): Return early if
14840 there is nothing do to, otherwise emit a blockage if
14841 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14842 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14844 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14846 * configure.ac: Drop unneeded backslash ending up in config.in.
14847 * acinclude.m4: Likewise.
14848 * config.in: Regenerate.
14850 2008-05-26 Jan Hubicka <jh@suse.cz>
14852 * predict.c (maybe_hot_frequency_p): Break out of...
14853 (maybe_hot_bb_p): ... here.
14854 (maybe_hot_edge_p): New.
14855 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14856 * basic-block.h (maybe_hot_edge_p): Declare.
14858 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14860 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14861 (*cmpfp_<mode>_cc): Ditto.
14862 (*fp_jcc_8<mode>_387): Ditto.
14863 (*fop_<MODEF:mode>_2_i387): Ditto.
14864 (*fop_<MODEF:mode>_3_i387): Ditto.
14865 (*fop_xf_2_i387): Ditto.
14866 (*fop_xf_3_i387): Ditto.
14868 2008-06-02 Tomas Bily <tbily@suse.cz>
14870 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14872 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14874 * config/mips/mips.c (mips_valid_offset_p): New function.
14875 (mips_valid_lo_sum_p): Likewise.
14876 (mips_classify_address): Use them.
14877 (mips_force_address): New function.
14878 (mips_legitimize_address): Use it.
14879 * config/mips/mips.md (MOVE128): New mode iterator.
14880 (movtf): Require TARGET_64BIT. Remove empty strings.
14881 (*movtf_internal): Rename to...
14882 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14883 of "R" and use {,fp}{load,store} attributes instead of "multi".
14884 Use a separate define_split.
14885 (*movtf_mips16): New pattern.
14887 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14889 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14890 * config/mips/mips.c (mips_expand_before_return): New function.
14891 (mips_expand_epilogue): Call it.
14892 * config/mips/mips.md (return): Turn into a define_expand.
14893 (*return): New insn.
14895 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14897 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14898 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14899 functions. Do not emit uses and clobbers of CONCATs; individually
14900 use and clobber their operands.
14901 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14902 gen_clobber, emit_use and gen_use.
14903 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14904 (expand_builtin_return): Likewise.
14905 * cfgbuild.c (count_basic_blocks): Likewise.
14906 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14907 * explow.c (emit_stack_restore): Likewise.
14908 * expmed.c (extract_bit_field_1): Likewise.
14909 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14910 (emit_move_multi_word, store_constructor): Likewise.
14911 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14912 (thread_prologue_and_epilogue_insns): Likewise.
14913 * lower-subreg.c (resolve_simple_move): Likewise.
14914 * optabs.c (widen_operand, expand_binop): Likewise.
14915 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14916 * reload.c (find_reloads): Likewise.
14917 * reload1.c (eliminate_regs_in_insn): Likewise.
14918 * stmt.c (expand_nl_goto_receiver): Likewise.
14919 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14920 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14921 * config/arm/arm.c (arm_load_pic_register): Likewise.
14922 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14923 * config/arm/arm.md (untyped_return): Likewise.
14924 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14925 * config/avr/avr.c (expand_prologue): Likewise.
14926 * config/bfin/bfin.c (do_unlink): Likewise.
14927 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14928 * config/cris/cris.c (cris_expand_prologue): Likewise.
14929 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14930 (machopic_legitimize_pic_address): Likewise.
14931 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14932 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14933 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14934 (ix86_expand_convert_uns_didf_sse): Likewise.
14935 (ix86_expand_vector_init_general): Likewise.
14936 * config/ia64/ia64.md (eh_epilogue): Likewise.
14937 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14938 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14939 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14940 (config/iq2000/iq2000.c): Likewise.
14941 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14942 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14943 (builtin_longjmp): Likewise.
14944 * config/mn10300/mn10300.md (call, call_value): Likewise.
14945 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14946 * config/pdp11/pdp11.md (abshi2): Likewise.
14947 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14948 * config/s390/s390.c (s390_emit_prologue): Likewise.
14949 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14950 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14951 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14952 * config/sh/sh.c (prepare_move_operands): Likewise.
14953 (output_stack_adjust, sh_expand_epilogue): Likewise.
14954 (sh_set_return_address, sh_expand_t_scc): Likewise.
14955 * config/sparc/sparc.c (load_pic_register): Likewise.
14956 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14957 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14958 * config/v850/v850.c (expand_epilogue): Likewise.
14960 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14962 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14963 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14964 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14965 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14966 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14967 stack pointer register.
14968 (output_movhi): Remove code for interrupt specific writing to the
14969 stack pointer register.
14971 2008-05-31 Richard Guenther <rguenther@suse.de>
14973 PR tree-optimization/34244
14974 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14975 (tree_expr_nonzero_warnv_p): Likewise.
14976 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14977 ssa_name_nonnegative_p.
14978 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14979 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14980 not tree_expr_nonzero_warnv_p.
14982 PR tree-optimization/36262
14984 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14986 PR tree-optimization/34244
14987 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14988 (record_numbers_of_iterations): New function.
14989 (execute_vrp): Cache the numbers of iterations of loops.
14990 * tree-scalar-evolution.c (scev_reset_except_niters):
14992 (scev_reset): Use scev_reset_except_niters.
14993 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14995 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14997 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14998 __WORKAROUND_RETS when appropriate.
15000 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15002 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15003 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15005 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15006 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15007 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15008 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15009 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15010 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15011 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15012 *fop_df_1_sse insn patterns using MODEF mode iterator.
15013 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15014 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15015 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15016 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15017 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15018 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15019 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15020 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15021 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15022 (*fop_xf_5_i387): Ditto.
15023 (*fop_xf_6_i387): Ditto.
15025 2008-05-30 Richard Guenther <rguenther@suse.de>
15027 * builtins.c (build_string_literal): Avoid generating
15028 a non-gimple_val result.
15030 2008-05-30 DJ Delorie <dj@redhat.com>
15032 * exec-tool.in: Use an environment variable (private) instead of a
15033 file (shared) as a semaphore, so as to not break parallel builds.
15035 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15037 * optabs.c (maybe_encapsulate_block): Remove.
15038 (emit_libcall_block): Adjust accordingly.
15039 * optabs.h (maybe_encapsulate_block): Remove prototype.
15041 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15042 Don't use maybe_encapsulate_block.
15044 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15046 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15047 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15048 rtx is a SYMBOL_REF before calling get_pool_constant.
15050 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15052 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15054 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15056 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15057 rather than OS names to choose INO_T_EQ definition.
15058 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15059 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15061 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15064 * config/darwin-f.c: New.
15065 * config/t-darwin: Added rule to build darwin-f.o.
15066 * config.gcc: Defined new variable, fortran_target_objs.
15067 (*-*-darwin*): Set fortran_target_objs.
15068 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15069 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15070 * configure: Regenerated.
15072 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15075 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15076 canonical type if needed.
15078 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15080 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15082 2008-05-29 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/36343
15085 PR tree-optimization/36346
15086 PR tree-optimization/36347
15087 * tree-flow.h (clobber_what_p_points_to): Declare.
15088 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15089 pointed-to variable is dereferenced is irrelevant to whether
15090 the pointer can access the pointed-to variable.
15091 (clobber_what_p_points_to): New function.
15092 * tree-ssa-alias.c (set_initial_properties): Use it.
15093 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15094 call clobber check for NMTs.
15096 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15098 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15099 for printing gcov_type.
15101 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15103 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15104 and the eh region information.
15105 * value-prof.c (gimple_move_stmt_histograms): New function.
15106 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15108 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15110 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15112 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15114 * value-prof.c (tree_ic_transform): Print counts.
15115 * tree-profile.c (tree_gen_ic_func_profiler):
15116 Clear __gcov_indreict_call_callee variable to avoid misattribution
15119 2008-05-28 Rafael EspÃ
\83Ândola <espindola@google.com>
15121 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15124 2008-05-28 Richard Guenther <rguenther@suse.de>
15126 PR tree-optimization/36339
15127 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15128 and clobbering code out of the loop.
15130 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15132 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15135 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15136 s390_contiguous_bitmask_p, s390_symref_operand_p,
15137 s390_check_symref_alignment, s390_reload_larl_operand,
15138 s390_reload_symref_address): New functions.
15139 (s390_branch_condition_mnemonic): Support compare and branch
15141 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15142 and 'W' constraints.
15143 (s390_secondary_reload): Add secondary reloads for unaligned
15144 symbol refs or symbol refs to floating point or QI/TI mode
15146 (legitimate_address_p): Accept symbol references as addresses.
15147 (s390_expand_insv): Use rotate and insert selected bits
15148 instruction for insv when building for z10.
15149 (print_operand_address): Handle symbol ref addresses.
15150 (print_operand): Output modifier 'c' added for signed byte values.
15151 (s390_encode_section_info): Mark symbol refs with
15152 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15154 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15155 (length attribute): RRF, RRR have 4 byte length.
15156 (FPALL, INTALL): New mode iterators added.
15157 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15158 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15159 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15160 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15161 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15162 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15163 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15164 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15166 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15167 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15168 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15169 reload<INTALL:mode><P:mode>_toreg_z10,
15170 reload<FPALL:mode><P:mode>_tomem_z10,
15171 reload<FPALL:mode><P:mode>_toreg_z10,
15172 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15173 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15174 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15175 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15177 (movmem, clrmem, cmpmem): New splitters added.
15179 * config/s390/predicates.md (larl_operand): Use
15180 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15181 SYMBOL_REF_ALIGN1_P.
15182 (s390_signed_integer_comparison,
15183 s390_unsigned_integer_comparison): New predicates.
15185 * config/s390/s390-protos.h (s390_check_symref_alignment,
15186 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15187 s390_reload_symref_address,
15188 s390_compare_and_branch_condition_mask): Prototypes added.
15190 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15191 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15192 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15194 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15196 * config/s390/s390.c (z10_cost): New cost function for z10.
15197 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15198 (s390_issue_rate): Adjust issue rate for z10.
15199 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15200 (processor_flags): Add PF_Z10.
15201 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15202 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15203 * gcc/config.gcc: Add z10.
15205 2008-05-28 Richard Guenther <rguenther@suse.de>
15207 PR tree-optimization/36291
15208 * tree-flow. h (struct gimple_df): Remove var_anns member.
15209 * tree-flow-inline.h (gimple_var_anns): Remove.
15210 (var_ann): Simplify.
15211 * tree-dfa.c (create_var_ann): Simplify.
15212 (remove_referenced_var): Clear alias info from var_anns of globals.
15213 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15214 (delete_tree_ssa): Clear alias info from var_anns of globals.
15215 Do not free var_anns.
15216 (var_ann_eq): Remove.
15217 (var_ann_hash): Likewise.
15219 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15221 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15222 and loongson2f entries.
15223 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15224 * config/mips/mips.h (processor_type): Add Loongson-2E
15225 and Loongson-2F entries.
15226 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15227 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15228 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15229 * doc/invoke.texi (MIPS Options): Document loongson2e
15230 and loongson2f processor names.
15232 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15236 * config/i386/i386.c (ix86_function_arg_boundary): Use
15237 alignment of canonical type.
15238 (ix86_expand_vector_move): Check unaligned memory access for
15241 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15243 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15244 Moved to the front of file.
15246 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15247 H.J. Lu <hongjiu.lu@intel.com>
15249 * dwarf2out.c (current_fde): New.
15251 (lookup_cfa:): Likewise.
15252 (dwarf2out_end_epilogue): Likewise.
15253 (dwarf2out_note_section_used): Likewise.
15255 2008-05-27 Michael Matz <matz@suse.de>
15258 * c.opt (Wenum-compare): New warning option.
15259 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15261 2008-05-27 Michael Matz <matz@suse.de>
15263 PR middle-end/36326
15264 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15266 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15267 into memory as tail calls.
15269 2008-05-27 Richard Guenther <rguenther@suse.de>
15271 PR tree-optimization/36339
15272 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15273 pointers cause all addressable variables to be call clobbered.
15275 2008-05-27 Richard Guenther <rguenther@suse.de>
15277 PR tree-optimization/36245
15278 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15280 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15282 * config/s390/s390.md: Replace all occurences of the 'm'
15283 constraint with 'RT'.
15285 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15287 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15289 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15291 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15292 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15293 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15295 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15297 * reload.c: (find_reloads): Skip alternatives according to the
15298 "enabled" attribute. Constify the constraint variable.
15299 * recog.c (get_attr_enabled): Add default implementation.
15300 (extract_insn): Set the alternative_enabled_p array
15301 in the recog_data struct.
15302 (preprocess_constraints, constrain_operands): Skip
15303 alternatives according to the "enabled" attribute
15304 * recog.h (struct recog_data): New field alternative_enabled_p.
15305 (skip_alternative): New inline function.
15306 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15307 (record_reg_classes): Skip alternative according to the
15308 "enabled" attribute.
15310 * doc/md.texi: Add documention for the "enabled" attribute.
15312 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15314 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15315 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15316 constraint with TARGET_MEM_CONSTRAINT.
15317 * recog.c (asm_operand_ok, preprocess_constraints,
15318 constrain_operands): Likewise.
15319 * regclass.c (record_reg_classes): Likewise.
15320 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15321 * reload1.c (maybe_fix_stack_asms): Likewise.
15322 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15323 * recog.h: Adjust comment.
15324 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15325 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15326 * doc/md.texi: Add a note to description of 'm' constraint.
15327 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15329 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15331 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15332 that the bitfield is of integral type before testing its precision.
15334 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15335 Sa Liu <saliu@de.ibm.com>
15337 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15338 __modti3, __udivti3, __umodti3 and __udivmodti4.
15339 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15340 that implement TImode mul and div functions.
15341 * config/spu/multi3.c: New. Implement __multi3.
15342 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15343 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15346 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15348 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15349 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15350 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15351 tls_sysv_suffix): New mode and mode attribute iterators.
15352 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15353 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15354 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15355 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15356 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15359 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15361 PR tree-optimization/36329
15362 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15363 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15364 * cgraphbuild.c (initialize_inline_failed): Use the latter
15365 macro in lieu of the former.
15366 * ipa-inline.c (cgraph_mark_inline): Likewise.
15367 (cgraph_decide_inlining_of_small_function): Likewise.
15368 (cgraph_decide_inlining): Likewise.
15369 (cgraph_decide_inlining_incrementally): Likewise.
15371 2008-05-26 Tristan Gingold <gingold@adacore.com>
15372 Anatoly Sokolov <aesok@post.ru>
15374 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15375 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15376 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15377 optimization for 'avr6' architecture.
15379 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15382 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15384 2008-05-26 Richard Guenther <rguenther@suse.de>
15386 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15387 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15389 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15391 PR middle-end/36253
15392 * caller-save.c (insert_restore): Verify alignment of spill space.
15393 (insert_save): Likewise.
15394 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15395 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15396 (STACK_SLOT_ALIGNMENT): Likewise.
15397 * function.c (LOCAL_ALIGNMENT): Removed.
15398 (get_stack_local_alignment): New.
15399 (assign_stack_local): Use it. Set alignment on stack slot.
15400 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15401 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15402 (STACK_SLOT_ALIGNMENT): New.
15403 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15404 stack slot in XFmode.
15406 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15408 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15411 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15412 argument operand in rax isn't removed.
15414 2008-05-26 Richard Guenther <rguenther@suse.de>
15416 PR middle-end/36300
15417 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15418 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15420 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15423 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15425 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15427 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15428 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15430 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15432 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15433 build a trampoline if we don't want one.
15434 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15435 return zero for nested functions if we don't want a trampoline.
15437 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15439 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15441 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15444 * c.opt: Removed undocumented option '-lang-fortran'.
15445 * c-common.h: Removed global variable 'lang_fortran'.
15446 * c-opts.c (c_common_handle_option): Removed code to handle
15447 option '-lang-fortran'. Updated includes.
15448 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15449 definition of '__GFORTRAN__'.
15450 (define__GNUC__): Reimplemented to use BASEVER and
15451 cpp_define_formatted.
15452 (builtin_define_with_value_n): Removed.
15453 * c-incpath.h: Renamed to ...
15454 * incpath.h: ... this.
15455 * c-incpath.c: Renamed to ...
15456 * incpath.c: ... this. Updated includes.
15457 * fix-header.c: Updated includes.
15458 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15459 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15460 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15462 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15464 * tree.h: Update the table of flags used on tree nodes.
15465 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15466 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15467 (FORCED_LABEL): Add access check.
15468 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15469 (ASM_INPUT_P): Likewise.
15470 (ASM_VOLATILE_P): Likewise.
15471 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15472 (OMP_SECTION_LAST): Access private_flag directly.
15473 (OMP_RETURN_NOWAIT): Likewise.
15474 (OMP_PARALLEL_COMBINED): Likewise.
15475 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15476 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15477 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15478 deprecated_flag directly.
15480 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15482 * final.c (frame_pointer_needed): Removed.
15483 * flags.h (frame_pointer_needed): Likewise.
15485 * function.h (rtl_data): Add frame_pointer_needed.
15486 (frame_pointer_needed): New.
15488 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15490 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15492 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15494 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15497 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15499 * c-common.c (strip_array_types): Move function to..
15501 (get_inner_array_type): Delete.
15502 * c-common.h (strip_array_types): Move declaration to..
15504 (get_inner_array_type): Delete.
15505 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15506 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15507 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15508 * config/pa/pa.c (emit_move_sequence): Likewise.
15510 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15512 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15515 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15517 * function.c: Include target hook for nonlocal_goto frame value.
15519 2008-05-24 Richard Guenther <rguenther@suse.de>
15521 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15522 variable can be only accessed through a pointer or a union.
15524 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15526 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15527 * doc/extend.texi: Likewise.
15529 2008-05-23 DJ Delorie <dj@redhat.com>
15531 * config/m32c/jump.md (untyped_call): Add.
15533 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15534 for A24 to PSImode.
15535 (m32c_address_cost): Detail costs for indirect offsets.
15537 2008-05-23 Rafael EspÃ
\83Ândola <espindola@google.com>
15539 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15540 if a node is a SUBREG.
15541 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15544 2008-05-23 Paul Brook <paul@codesourcery.com>
15545 Carlos O'Donell <carlos@codesourcery.com>
15547 * doc/extend.texi: Clarify use of __attribute__((naked)).
15548 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15549 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15550 * function.c (use_register_for_decl): Use
15551 targetm.calls.allocate_stack_slots_for_args.
15552 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15553 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15554 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15556 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15558 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15560 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15562 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15563 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15564 is only rounded once.
15566 2008-05-23 Richard Guenther <rguenther@suse.de>
15568 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15570 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15571 Jakub Jelinek <jakub@redhat.com>
15574 * configure.ac: Handle --enable-cld.
15575 * configure: Regenerated.
15576 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15577 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15578 (ix86_current_function_needs_cld): New define.
15579 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15580 (cld): New isns pattern.
15581 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15582 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15583 * config/i386/i386.opt (mcld): New option.
15584 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15585 TARGET_CLD and ix86_current_function_needs_cld.
15586 (override_options): Use -mcld by default for 32-bit code if
15589 * doc/install.texi (Options specification): Document --enable-cld.
15590 * doc/invoke.texi (Machine Dependent Options)
15591 [i386 and x86-64 Options]: Add -mcld option.
15592 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15594 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15595 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15596 (return_in_memory_64): Likewise.
15597 (return_in_memory_ms_64): Likewise.
15599 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15601 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15602 * builtins.c (fold_builtin_fpclassify): New.
15603 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15604 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15605 * c-common.c (handle_type_generic_attribute): Adjust to accept
15606 fixed arguments before an elipsis.
15607 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15608 * doc/extend.texi: Document __builtin_fpclassify.
15610 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15612 * omp-low.c (gate_expand_omp_ssa): Remove.
15613 (pass_expand_omp_ssa): Remove.
15614 (gate_expand_omp): Do not check for flag_openmp_ssa.
15615 * common.opt (-fopenmp-ssa): Remove.
15616 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15618 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15620 * config/sh/sh.opt (mfixed-range): New option.
15621 * config/sh/sh-protos.h (sh_fix_range): Declare.
15622 * config/sh/sh.c (sh_fix_range): New function.
15623 * config/sh/sh.h (sh_fixed_range_str): Declare.
15624 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15626 * doc/invoke.texi (SH Options): Document -mfixed-range.
15628 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15630 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15631 it before the redeclaration.
15633 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15635 * config/avr/avr.c (get_sequence_length): Add new function.
15636 (expand_prologue, expand_epilogue): Remove duplicate code.
15638 2008-05-22 Rafael EspÃ
\83Ândola <espindola@google.com>
15640 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15643 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15645 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15646 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15648 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15649 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15650 (vect_update_misalignment_for_peel): Likewise.
15651 (vector_alignment_reachable_p): Likewise.
15652 * tree-vect-transform.c (vectorizable_load): Likewise.
15653 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15654 (get_vectype_for_scalar_type): Pass mode of scalar_type
15655 to UNITS_PER_SIMD_WORD.
15657 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15658 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15659 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15660 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15661 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15663 2008-05-22 Ira Rosen <irar@il.ibm.com>
15665 PR tree-optimization/36293
15666 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15667 if the first load must be skipped because of a gap.
15669 2008-05-22 Richard Guenther <rguenther@suse.de>
15671 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15672 more cases of offset disambiguation that is possible if
15673 strict-aliasing rules apply.
15674 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15675 for basic offset and type-based disambiguation.
15677 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15679 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15680 ix86_expand_vector_set on V16QImode for SSE4.1.
15682 2008-05-21 Tom Tromey <tromey@redhat.com>
15684 * c.opt (Wimport): Mark as undocumented.
15685 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15687 (Warning Options): Likewise.
15688 * doc/cppopts.texi: Don't mention -Wimport.
15690 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15692 PR tree-optimization/36287
15693 PR tree-optimization/36286
15694 * lambda-code.c (build_access_matrix): Do not use the loop->num
15695 for computing the number of induction variables: use the loop depth
15698 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15701 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15702 option -f(no-)leading-underscore.
15704 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15706 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15707 GET_MODE_NUNITS (mode).
15709 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15711 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15712 (-mmulhw): Add 464 to description.
15713 (-mdlmzb): Likewise.
15714 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15715 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15717 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15718 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15719 * config/rs6000/rs6000.md: Update comments for 464.
15721 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15723 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15725 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15727 * config/i386/sse.md (vec_extractv4sf): Removed.
15728 (vec_extractv2df): Likewise.
15729 (vec_extractv2di): Likewise.
15730 (vec_extractv4si): Likewise.
15731 (vec_extractv8hi): Likewise.
15732 (vec_extractv16qi): Likewise.
15733 (vec_extract<mode>): New.
15735 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15737 * config/i386/sse.md (vec_setv4sf): Removed.
15738 (vec_setv2df): Likewise.
15739 (vec_setv2di): Likewise.
15740 (vec_setv4si): Likewise.
15741 (vec_setv8hi): Likewise.
15742 (vec_setv16qi): Likewise.
15743 (vec_set<mode>): New.
15745 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15747 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15748 goto for vec_concat and vec_interleave.
15750 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15752 * config/i386/sse.md (vec_initv4sf): Removed.
15753 (vec_initv2df): Likewise.
15754 (vec_initv2di): Likewise.
15755 (vec_initv4si): Likewise.
15756 (vec_initv8hi): Likewise.
15757 (vec_initv16qi): Likewise.
15758 (vec_init<mode>): New.
15760 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15762 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15764 2008-05-21 Tom Tromey <tromey@redhat.com>
15766 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15767 (zone_find_object_offset): Likewise.
15768 (gt_ggc_m_S): Likewise.
15769 (highest_bit): Likewise.
15770 * ggc-page.c (gt_ggc_m_S): New function.
15771 * stringpool.c (string_stack): Remove.
15772 (init_stringpool): Update.
15773 (ggc_alloc_string): Use ggc_alloc.
15774 (maybe_delete_ident): New function.
15775 (ggc_purge_stringpool): Likewise.
15776 (gt_ggc_m_S): Remove.
15777 * ggc-common.c (ggc_protect_identifiers): New global.
15778 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15779 ggc_protect_identifiers.
15780 * ggc.h (ggc_protect_identifiers): Declare.
15781 (gt_ggc_m_S): Update.
15782 (ggc_purge_stringpool): Declare.
15783 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15784 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15786 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15788 2008-05-21 David S. Miller <davem@davemloft.net>
15790 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15793 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15795 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15798 2008-05-20 David Daney <ddaney@avtrex.com>
15800 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15801 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15802 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15803 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15804 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15805 (atomic_hiqi_op): New define_code_iterator.
15806 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15807 mips_expand_compare_and_swap_12.
15808 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15809 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15810 (sync_<optab><mode>, sync_old_<optab><mode>,
15811 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15812 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15813 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15814 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15815 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15816 (test_and_set_12): New insn.
15817 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15818 sync_new_<optab><mode>, sync_old_nand<mode>,
15819 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15820 clobber to operand 0 for SI and DI mode insns.
15821 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15822 mips_gen_fn_4): New typedefs.
15823 (mips_gen_fn_ptrs): Define new union type.
15824 (mips_expand_compare_and_swap_12): Remove declaration.
15825 (mips_expand_atomic_qihi): Declare function.
15826 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15827 (mips_expand_atomic_qihi): ... this. Use new generator function
15829 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15830 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15831 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15832 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15833 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15834 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15835 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15836 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15837 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15838 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15841 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15843 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15846 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15848 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15849 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15850 (avr_attribute_table): Add 'OS_main' function attribute.
15851 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15852 functions with 'OS_main' attribute.
15854 2008-05-20 Richard Guenther <rguenther@suse.de>
15856 PR tree-optimization/35204
15857 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15858 helper, split out from ...
15859 (DFS): ... here. Make the DFS walk non-recursive.
15861 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15862 Jan Sjodin <jan.sjodin@amd.com>
15864 PR tree-optimization/36181
15865 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15866 (parallelize_loops): Don't parallelize when the loop has vector
15869 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15870 Sebastian Pop <sebastian.pop@amd.com>
15872 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15873 matrix, and never look at the tree representation of the memory
15875 (linear_transform_loops): Computes parameters and access matrices.
15876 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15878 (access_matrix_get_index_for_parameter): New.
15879 * tree-data-ref.h (struct access_matrix): New.
15880 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15881 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15882 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15883 am_vector_index_for_loop): New.
15884 (struct data_reference): Add field access_matrix.
15885 (DR_ACCESS_MATRIX): New.
15886 (compute_data_dependences_for_loop): Update declaration.
15887 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15888 * lambda.h (lambda_vector_vec_p): Declared.
15889 * lambda-code.c: Depend on pointer-set.h.
15890 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15891 av_for_af_base, av_for_af, build_access_matrix,
15892 lambda_compute_access_matrices): New.
15893 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15895 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15897 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15898 $SOURCEDIR/include.
15900 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15901 Sebastian Pop <sebastian.pop@amd.com>
15903 PR tree-optimization/36206
15904 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15906 (instantiate_scev_1): Rename flags to fold_conversions.
15907 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15908 outeside instantiation_loop.
15909 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15910 (evolution_function_is_affine_or_constant_p): Removed.
15911 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15913 (analyze_siv_subscript): Pass in the loop nest number.
15914 Call evolution_function_is_affine_in_loop instead of
15915 evolution_function_is_affine_p.
15916 (analyze_overlapping_iterations): Pass in the loop nest number.
15918 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15919 Sebastian Pop <sebastian.pop@amd.com>
15921 PR tree-optimization/36206
15922 * tree-chrec.h (chrec_fold_op): New.
15923 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15926 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15928 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15930 (remove_duplicates): Do not set inode on non-inode systems.
15933 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15935 * config.gcc (tm_file): Update comments about relative pathnames.
15937 2008-05-20 Richard Guenther <rguenther@suse.de>
15939 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15940 * tree-ssa-sccvn.c (process_scc): Likewise.
15941 * tree-ssa-sink.c (execute_sink_code): Likewise.
15942 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15943 * tree-vrp.c (process_assert_insertions): Likewise.
15944 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15945 (perform_tree_ssa_dce): Likewise.
15946 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15947 (dump_dominator_optimization_stats): Likewise.
15948 * tree-vectorizer.c (vectorize_loops): Likewise.
15950 2008-05-20 Richard Guenther <rguenther@suse.de>
15952 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15954 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15956 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15957 (ix86_i386elf_return_in_memory): Likewise.
15958 (ix86_i386interix_return_in_memory): Likewise.
15959 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15960 (SUBTARGET_RETURN_IN_MEMORY): New.
15961 * config/i386/i386elf.h: Likewise.
15962 * config/i386/ptx4-i.h: Likewise.
15963 * config/i386/sol2-10.h: Likewise.
15964 * config/i386/sysv4.h: Likewise.
15965 * config/i386/vx-common.h: Likewise.
15966 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15967 * config/i386/i386.c (ix86_return_in_memory): Made static and
15968 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15969 (ix86_i386elf_return_in_memory): Removed.
15970 (ix86_i386interix_return_in_memory): Removed.
15971 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15972 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15974 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15976 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15978 2008-05-19 Xinliang David Li <davidxl@google.com>
15980 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15982 * common.opt: Ditto.
15983 * doc/invoke.texi: Ditto.
15985 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15987 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15988 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15990 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15992 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15993 sizes of operand array from 8/4 to 4/2.
15994 (ix86_expand_vector_init_general): Change size of operand array
15995 from 32 to 16. Remove op0, op1 and half_mode.
15997 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15999 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16000 (ix86_expand_vector_init_interleave): Likewise.
16001 (ix86_expand_vector_init_general): Use them. Assert
16002 word_mode == SImode when n_words == 4.
16004 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16006 * config/i386/i386.c (ix86_secondary_reload): New static function.
16007 (TARGET_SECONDARY_RELOAD): New define.
16008 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16009 * config/i386/i386.md (reload_outqi): Remove.
16011 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16013 PR middle-end/35509
16014 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16015 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16016 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16017 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16018 (fold_builtin_1): Likewise.
16019 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16020 c-common.c (check_builtin_function_arguments): Handle
16021 BUILT_IN_ISINF_SIGN.
16022 * doc/extend.texi: Document __builtin_isinf_sign.
16023 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16025 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16027 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16028 EH cleanup at the end of the pass, search for those that have been
16029 turned into forwarder blocks and do the cleanup on their successor.
16031 2008-05-18 Richard Guenther <rguenther@suse.de>
16033 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16034 pointers to sizetype and vice versa.
16036 2008-05-18 Xinliang David Li <davidxl@google.com>
16038 * gcc/tree-ssa-dce.c: Coding style fix.
16039 (check_pow): Documentation comment.
16040 (check_log): Documenation comment. Coding style fix.
16041 (is_unnecessary_except_errno_call): Ditto.
16042 (gen_conditions_for_pow): Ditto.
16043 (gen_conditions_for_log): Ditto.
16044 (gen_shrink_wrap_conditions): Ditto.
16045 (shrink_wrap_one_built_in_calls): Ditto.
16046 * gcc/doc/invoke.texi: Better documentation string.
16047 * ChangeLog: Fix wrong change log entries from
16048 May 17 checkin on function call DCE.
16050 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16052 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16054 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16056 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16057 * df-problems.c (simulation routines): Fixed block comment to
16058 properly say how to add forwards scanning functions.
16060 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16062 * tree-inline.c (setup_one_parameter): Remove dead code.
16064 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16066 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16067 a BIT_AND_EXPR only for an INTEGER_TYPE.
16069 2008-05-17 Xinliang David Li <davidxl@google.com>
16071 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16072 (check_pow, check_log, is_unnecessary_except_errno_call): New
16073 functions to check for eliminating math functions that are pure
16074 except for setting errno.
16075 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16076 general condition expressions for shrink-wrapping pow/log calls.
16077 (gen_shrink_wrap_conditions): Ditto.
16078 (shrink_wrap_one_built_in_call): Ditto.
16079 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16080 (mark_operand_necessary): If debugging, output if OP is necessary.
16081 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16083 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16085 * gcc/common.opt: New user flag -ftree-builtin-dce.
16086 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16088 2008-05-16 David S. Miller <davem@davemloft.net>
16090 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16091 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16093 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16096 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16098 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16100 * ifcvt.c (dead_or_predicable): Rename
16101 df_simulate_one_insn_backwards to df_simulate_one_insn.
16102 * recog.c (peephole2_optimize): Ditto.
16103 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16105 * df.h: Rename df_simulate_one_insn_backwards to
16106 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16107 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16108 scanning of defs and uses.
16109 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16110 (df_simulate_one_insn_forwards): Removed.
16112 2008-05-16 Doug Kwan <dougkwan@google.com>
16114 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16116 (real_from_string): Handle NaNs and Inf as approriate.
16118 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16120 * doc/gty.texi (Source Files Containing Type Information): Note
16121 that headers should appear first in the gtfiles list.
16123 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16125 * tree.def (COND_EXEC): Properly documented this code.
16127 2008-05-16 Diego Novillo <dnovillo@google.com>
16129 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16130 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16133 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16135 * tree-ssa-dse (max_stmt_uid): Removed.
16136 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16137 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16138 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16139 * function.h (cfun.last_stmt_uid): New field.
16140 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16141 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16143 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16144 (create_stmt_ann): Initialize the ann->uid field.
16145 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16147 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16149 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16151 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16152 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16153 (init_empty_tree_cfg): Call it.
16155 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16157 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16160 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16162 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16163 * tree-dump.c (dump_options): New verbose option.
16164 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16166 * tree-pass.h (TDF_VERBOSE): New dump flag.
16167 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16168 (tree-flow.h): Added include.
16169 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16171 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16173 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16175 From Jie Zhang <jie.zhang@analog.com>
16176 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16177 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16178 mcpu=bf561-none and mcpu=bf561-0.2.
16179 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16180 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16181 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16182 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16183 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16184 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16185 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16187 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16188 (cputype_selected): Remove.
16189 (bfin_handle_option): Don't use cputype_selected.
16190 (override_options): When no mcpu option, enable all workarounds.
16191 Don't use bfin_workarounds.
16192 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16194 (DEFAULT_CPU_TYPE): Don't define.
16196 2008-05-16 Richard Guenther <rguenther@suse.de>
16198 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16199 on deletion of the last stmt.
16201 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16203 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16204 V8HImode for SSE2 and V16QImode for SSE4.1.
16206 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16208 * cgraph.h (compute_inline_parameters): Made public.
16209 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16210 variable_generate_summary, function_write_summary,
16211 variable_write_summary, variable_read_summary. Added generate_summary,
16212 write_summary, read_summary.
16213 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16214 pass_ipa_inline.function_generate_summary, to
16215 compute_inline_parameters.
16216 * ipa-inline.c (compute_inline_parameters): Made public and added
16218 (compute_inline_parameters_for_current): New function.
16219 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16220 (inline_generate_summary): Removed parameter and made to loop over
16222 (pass_ipa_inline): Updated for new IPA_PASS structure.
16223 * passes.c (execute_ipa_summary_passes): Now is called once per
16224 pass rather than once per node*pass.
16226 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16228 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16229 avr_have_mul_p, avr_asm_only_p): Remove variables.
16230 (avr_override_options): Remove initialization of removed variables.
16231 (avr_file_start): Convert removed variables to fields of
16232 'struct base_arch_s *avr_current_arch'.
16233 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16234 (AVR_HAVE_MUL): (Ditto.).
16235 (AVR_HAVE_MOVW): (Ditto.).
16236 (AVR_HAVE_LPMX): (Ditto.).
16237 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16238 avr_asm_only_p): Remove declaration.
16240 2008-05-15 Diego Novillo <dnovillo@google.com>
16242 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16243 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16245 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16247 PR middle-end/36194
16248 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16249 Don't call record_truncated_value from here.
16250 (record_truncated_value): Turn it into a for_each_rtx callback.
16251 (record_truncated_values): New function.
16252 (combine_instructions): Call note_uses with record_truncated_values.
16253 Change name of check_conversion to check_promoted_subreg.
16255 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16257 * doc/sourcebuild.texi: Document support for torture tests.
16259 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16261 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16262 to alternative 4 of operand 2.
16264 2008-05-15 Richard Guenther <rguenther@suse.de>
16266 * tree-pass.h (current_pass): Declare.
16267 (get_pass_for_id): Likewise.
16268 * passes.c (passes_by_id, passes_by_id_size): New globals.
16269 (set_pass_for_id): New function.
16270 (get_pass_for_id): Likewise.
16271 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16272 (execute_function_todo): Flush per function statistics.
16273 * toplev.c (compile_file): Init statistics.
16274 (general_init): Do early statistics initialization.
16275 (finalize): Finish statistics.
16276 * statistics.h (statistics_early_init): Declare.
16277 (statistics_init): Likewise.
16278 (statistics_fini): Likewise.
16279 (statistics_fini_pass): Likewise.
16280 (statistics_counter_event): Likewise.
16281 (statistics_histogram_event): Likewise.
16282 * statistics.c: New file.
16283 * Makefile.in (OBJS-common): Add statistics.o.
16284 (statistics.o): Add dependencies.
16285 * doc/invoke.texi (-fdump-statistics): Document.
16287 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16288 (insert): Likewise.
16289 (execute_pre): Use statistics_counter_event.
16290 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16291 (substitute_and_fold): Increment it. Use statistics_counter_event.
16293 2008-05-15 Diego Novillo <dnovillo@google.com>
16295 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16297 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16298 * tree-ssa-alias.c (new_type_alias): Remove references to
16299 sub-variables from comment.
16300 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16302 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16304 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16305 attribute to 1 only for insertps alternative.
16307 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16309 * config/bfin/bfin.md (loadbytes): New pattern.
16310 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16311 (bfin_init_builtins): Initialize it.
16312 (bdesc_1arg): Add it.
16314 2008-05-15 Sa Liu <saliu@de.ibm.com>
16316 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16317 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16318 * testsuite/lib/target-supports.exp: Add
16319 check_effective_target_fortran_integer_16.
16321 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16323 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16324 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16325 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16326 (TARGET_RETURN_IN_MEMORY): Define.
16328 2008-05-15 Richard Guenther <rguenther@suse.de>
16330 PR middle-end/36244
16331 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16332 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16333 represent unmodifiable vars.
16335 2008-05-15 Richard Guenther <rguenther@suse.de>
16337 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16338 INDIRECT_REF and TARGET_MEM_REF.
16339 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16342 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16343 H.J. Lu <hongjiu.lu@intel.com>
16345 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16346 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16347 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16348 insn alternatives. Add missing alternatives.
16349 (*vec_concatv2di_rex64_sse4_1): Likewise.
16350 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16351 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16352 Require TARGET_SSE.
16354 2008-05-15 Richard Guenther <rguenther@suse.de>
16356 PR tree-optimization/36009
16357 PR tree-optimization/36204
16358 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16359 (determine_invariantness_stmt): Record the loop a store is
16360 always executed in.
16361 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16364 2008-05-15 Richard Guenther <rguenther@suse.de>
16366 PR tree-optimization/34330
16367 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16368 through the pointer will alias the SMT.
16370 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16372 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16374 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16376 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16378 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16379 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16381 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16382 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16383 (vashl_optab): New optab for vector/vector shifts.
16384 (vashr_optab): Ditto.
16385 (vlshr_optab): Ditto.
16386 (vrotl_optab): Ditto.
16387 (vrotr_optab): Ditto.
16388 (optab_subtype): New enum for optab_for_tree_code call.
16389 (optab_for_tree_code): Add enum optab_subtype argument.
16391 * optabs.c (optab_for_tree_code): Take an additional argument to
16392 distinguish between a vector shift by a scalar and vector shift by
16393 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16394 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16395 vector shift by a vector.
16396 (expand_widen_pattern_expr): Pass additional argument to
16397 optab_for_tree_code.
16399 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16400 vrotl_optab, vrotr_optab.
16402 * expr.c (expand_expr_real_1): Update calls to
16403 optab_for_tree_code to distinguish between vector shifted by a
16404 scalar and vector shifted by a vector.
16405 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16406 (supportable_narrowing_operation): Ditto.
16407 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16408 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16409 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16410 (vect_create_epilog_for_reduction): Ditto.
16411 (vectorizable_reduction): Ditto.
16412 (vectorizable_operation): Ditto.
16413 (vect_strided_store_supported): Ditto.
16414 (vect_strided_load_supported): Ditto.
16415 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16416 * expmed.c (expand_shift): Ditto.
16418 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16420 (ashr@var{m}3): Ditto.
16421 (vashl@var{m}3): Document new vector/vector shift standard name.
16422 (vashr@var{m}3): Ditto.
16423 (vlshr@var{m}3): Ditto.
16424 (vrotl@var{m}3): Ditto.
16425 (vrotr@var{m}3): Ditto.
16427 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16428 (PPERM_INVERT): Ditto.
16429 (PPERM_REVERSE): Ditto.
16430 (PPERM_REV_INV): Ditto.
16431 (PPERM_ZERO): Ditto.
16432 (PPERM_ONES): Ditto.
16433 (PPERM_SIGN): Ditto.
16434 (PPERM_INV_SIGN): Ditto.
16435 (PPERM_SRC1): Ditto.
16436 (PPERM_SRC2): Ditto.
16438 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16439 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16440 allows a memory operand to be the value being added, and split it
16441 to improve vectorization.
16442 (sse5_pmacsdqh_mem): Ditto.
16443 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16444 (sse5_mulv2div2di3_high): Ditto.
16445 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16446 (vec_pack_trunc_v4si): Ditto.
16447 (vec_pack_trunc_v2di): Ditto.
16448 (sse5_pcmov_<mode>): Remove code that tried to use use
16449 andps/andnps instead of pcmov.
16450 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16451 pmacsdqh instructions.
16452 (vec_widen_smult_lo_v4si): Ditto.
16454 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16455 (PPERM_INVERT): Ditto.
16456 (PPERM_REVERSE): Ditto.
16457 (PPERM_REV_INV): Ditto.
16458 (PPERM_ZERO): Ditto.
16459 (PPERM_ONES): Ditto.
16460 (PPERM_SIGN): Ditto.
16461 (PPERM_INV_SIGN): Ditto.
16462 (PPERM_SRC1): Ditto.
16463 (PPERM_SRC2): Ditto.
16464 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16466 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16468 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16469 says ignore whether the last reference is a memory operand.
16471 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16472 Paolo Bonzini <bonzini at gnu dot org>
16474 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16477 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16478 (vlshr<mode>3): Rename from vlshr<mode>3.
16479 (vashr<mode>3): Rename from vashr<mode>3.
16480 (mulv4sf3): Change the names of vector shift patterns.
16484 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16487 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16512 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16513 (floatunssidf2_internal): Change vector/vector shift names.
16514 (floatunsdidf2_internal): Ditto.
16521 (vashl<mode>3): Rename from ashl<mode>3.
16522 (vashr<mode>3): Rename from ashr<mode>3.
16523 (vlshr<mode>3): Rename from lshr<mode>3.
16524 (vrotl<mode>3): Rename from rotl<mode>3.
16526 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16529 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16530 multiply gives the wrong value when doing widening multiplies.
16531 (vec_widen_smult_lo_v4si): Ditto.
16533 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16535 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16536 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16537 emit_library_call_value.
16538 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16539 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16540 * calls.c (initialize_argument_information, precompute_arguments,
16541 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16542 (precompute_arguments): Removed flags parameter.
16543 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16545 2008-05-14 Richard Guenther <rguenther@suse.de>
16547 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16548 Make sure to register the store if the use is a PHI_NODE.
16550 2008-05-14 Olivier Hainque <hainque@adacore.com>
16552 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16553 memory if the component is to be referenced in BLKmode according
16554 to get_inner_reference.
16556 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16558 * calls.c (emit_library_call_value_1): Restore code clearing
16559 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16561 2008-05-14 Olivier Hainque <hainque@adacore.com>
16562 Nicolas Roche <roche@adacore.com>
16564 * configure.ac: Add support for a "gcc_subdir" variable in
16565 config-lang.in, to denote a subdirectory where the language/GCC
16566 integration files are to be found.
16567 * configure: Regenerate.
16569 2008-05-14 Ira Rosen <irar@il.ibm.com>
16571 PR tree-optimization/36098
16572 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16573 value for the first load in the group in case of a gap.
16574 (vect_build_slp_tree): Check that there are no gaps in loads.
16576 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16578 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16579 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16580 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16581 emit_insn and remove unneeded code to construct extra args.
16582 (emit_no_conflict_block): Removed.
16583 * optabls.h: (emit_no_conflict_block): Removed.
16584 * cse.c (cse_extended_basic_block): Remove search for
16585 REG_NO_CONFLICT note.
16586 * global.c: Removed incorrect comment added in revision 117.
16587 * expr.c (convert_move): Change call to emit_no_conflict_block to
16589 * recog.c: Change comments so that they do not mention
16591 * local_alloc.c (combine_regs): Removed last parameter.
16592 (no_conflict_p): Removed.
16593 (block_alloc): Removed note, no_conflict_combined_regno and set
16594 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16595 (combine_regs): Removed already_dead and code to look for
16596 REG_NO_CONFLICT notes.
16597 * lower_subreg (remove_retval_note): Removed code to look for
16598 REG_NO_CONFLICT block.
16599 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16600 (resolve_clobber): Remove code to process libcalls that have
16601 REG_NO_CONFLICT notes.
16602 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16604 * combine.c (can_combine_p, distribute_notes): Removed
16605 REG_NO_CONFLICT case.
16606 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16608 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16609 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16611 * reg-notes.def (NO_CONFLICT): Removed.
16613 2008-05-14 David S. Miller <davem@davemloft.net>
16615 * config/sparc/sparc.c (sparc_profile_hook): If
16616 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16617 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16618 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16620 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16622 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16624 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16628 and op1 expansion before vector concat to have less live pseudos.
16630 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16632 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16633 ix86_expand_vector_set if supported.
16635 2008-05-13 Diego Novillo <dnovillo@google.com>
16636 Kenneth Zadeck <zadeck@naturalbridge.com>
16638 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16640 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16641 phinodes_print_statistics, init_ssanames, fini_ssanames,
16642 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16643 release_ssa_name, release_defs, replace_ssa_name_symbol,
16644 ssanames_print_statistics): Move ...
16645 * tree-flow.h: ... here.
16646 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16647 Use FN instead of cfun.
16648 (make_ssa_name_fn): Rename from make_ssa_name.
16649 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16650 * tree-flow-inline.h (make_ssa_name): Move from
16651 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16652 * omp-low.c (expand_omp_parallel):
16653 * tree-flow-inline.h (redirect_edge_var_map_result):
16654 * tree-ssa.c (init_tree_ssa): Add argument FN.
16655 Use it instead of cfun. Update all users.
16657 2008-05-13 Tom Tromey <tromey@redhat.com>
16659 PR preprocessor/22168:
16660 * doc/cpp.texi (Top): Update menu.
16661 (Alternatives to Wrapper #ifndef): New node.
16662 (Other Directives): Document deprecation.
16663 (Obsolete Features): Remove menu.
16664 (Assertions): Merge node into Obsolete Features.
16665 (Obsolete once-only headers): Move earlier; rename to Alternatives
16666 to Wrapper #ifndef.
16667 * doc/cppopts.texi: Update.
16668 * c.opt (Wdeprecated): Enable for C and ObjC.
16669 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16670 (C++ Dialect Options): Move -Wno-deprecated from here to...
16671 (Warning Options): ... here.
16673 2008-05-13 Richard Guenther <rguenther@suse.de>
16675 PR middle-end/36227
16676 * fold-const.c (fold_sign_changed_comparison): Do not allow
16677 changes in pointer-ness.
16679 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16682 * config/sh/sh.c (sh_expand_prologue): Don't clear
16683 RTX_FRAME_RELATED_P for push insns.
16685 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16687 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16689 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16691 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16692 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16693 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16695 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16697 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16698 (*vec_concatv4sf_sse): This.
16699 (*sse2_concatv2si): Renamed to ...
16700 (*vec_concatv2si_sse2): This.
16701 (*sse1_concatv2si): Renamed to ...
16702 (*vec_concatv2si_sse): This.
16703 (*vec_concatv2di_rex): Renamed to ...
16704 (*vec_concatv2di_rex64): This.
16705 (*vec_concatv2si_sse4_1): New.
16706 (*vec_concatv2di_rex64_sse4_1): Likewise.
16708 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16710 PR rtl-optimization/36111
16711 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16712 that was created for swappable operands.
16714 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16717 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16718 * configure.ac: Add call to ACX_PROG_GNAT.
16720 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16722 * optc-gen.awk: Fix comment typo.
16724 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16726 * pretty-print.c (pp_integer_with_precision): Use
16727 HOST_LONG_LONG_FORMAT.
16729 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16731 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16733 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16735 * config/i386/i386.c (bdesc_ptest): Removed.
16736 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16737 (bdesc_args): Add __builtin_ia32_ptestz128,
16738 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16739 (ix86_init_mmx_sse_builtins): Updated.
16740 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16741 (ix86_expand_builtin): Updated.
16743 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16745 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16746 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16748 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16750 * value-prof.c (interesting_stringop_to_profile): Do not
16751 return early for BUILT_IN_MEMPCPY.
16753 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16755 * calls.c (expand_call): Don't use callgraph to increase
16756 preferred_stack_boundary.
16758 * cgraph.h (cgraph_rtl_info): Use unsigned on
16759 preferred_incoming_stack_boundary.
16761 * final.c (rest_of_clean_state): Use unsigned on
16762 preferred_stack_boundary.
16764 2008-05-09 Tom Tromey <tromey@redhat.com>
16766 PR preprocessor/22231:
16767 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16770 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16772 PR tree-optimization/36129
16773 * tree-ssa-ccp.c: Include value-prof.h.
16774 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16775 built-in function was folded to a constant.
16776 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16778 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16779 Sebastian Pop <sebastian.pop@amd.com>
16781 * tree-scalar-evolution.c: Document instantiate_scev.
16782 (instantiate_parameters_1): Renamed instantiate_scev_1.
16783 Don't use the same loop for instantiation_loop and evolution_loop.
16784 (instantiate_scev): New.
16785 (instantiate_parameters): Moved...
16786 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16787 same loop twice. Maintains the semantics for this function.
16788 * tree-scalar-evolution.h (instantiate_scev): Declare.
16789 (instantiate_parameters): ...here. Now static inline.
16790 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16791 instead of resolve_mixers.
16793 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16795 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16797 2008-05-09 Tomas Bily <tbily@suse.cz>
16799 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16800 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16801 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16802 * c-common.c (c_common_truthvalue_conversion): Likewise.
16803 * tree-object-size.c (compute_object_offset): Likewise.
16804 * tree-inline.c (estimate_num_insns_1): Likewise.
16805 * varasm.c (const_hash_1, compare_constant, copy_constant)
16806 (compute_reloc_for_constant, output_addressed_constants)
16807 (initializer_constant_valid_p): Likewise.
16808 * c-omp.c (check_omp_for_incr_expr): Likewise.
16809 * gimplify.c (gimplify_expr): Likewise.
16810 * c-typeck.c (c_finish_return): Likewise.
16811 * tree-vectorizer.c (supportable_widening_operation)
16812 (supportable_narrowing_operation): Likewise.
16813 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16814 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16815 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16816 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16817 (descr_info_loc): Likewise.
16818 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16819 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16820 (fold_unary): Likewise.
16821 * builtins.c (get_pointer_alignment): Likewise.
16822 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16823 (instantiate_parameters_1): Likewise.
16824 * tree.c (expr_align, stabilize_reference): Likewise.
16825 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16826 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16827 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16828 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16829 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16830 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16832 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16833 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16834 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16835 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16836 (forward_propagate_comparison)
16837 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16838 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16839 * emit-rtl.c (component_ref_for_mem_expr)
16840 (set_mem_attributes_minus_bitpos): Likewise.
16841 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16842 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16844 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16845 (build_function_call, pointer_diff, build_compound_expr)
16846 (c_finish_return): Likewise.
16847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16848 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16850 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16851 * expr.c (is_aligning_offset): Likewise.
16852 * tree-ssa-alias.c (is_escape_site): Likewise.
16853 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16854 (check_all_va_list_escapes): Likewise.
16855 * tree-ssa-loop-ivopts.c (determine_base_object)
16856 (determine_common_wider_type): Likewise.
16857 * dojump.c (do_jump): Likewise.
16858 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16859 * tree-gimple.c (is_gimple_cast): Likewise.
16860 * fold-const.c (decode_field_reference, )
16861 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16862 (fold_binary): Likewise.
16863 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16864 (already_warned_in_frontend_p): Likewise.
16865 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16866 * tree.c (really_constant_p, get_unwidened): Likewise.
16867 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16868 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16869 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16871 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16873 (CONVERT_EXPR_P): Define.
16874 (CASE_CONVERT): Define.
16876 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16878 PR middle-end/36117
16879 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16880 (delete_unmarked_insns): When deleting a call, call
16881 delete_unreachable_blocks.
16882 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16883 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16885 2008-05-08 Richard Guenther <rguenther@suse.de>
16887 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16888 (-ftree-salias): Likewise.
16889 (salias-max-implicit-fields): Remove param documentation.
16890 (salias-max-array-elements): Likewise.
16891 * tree-pass.h (pass_create_structure_vars): Remove.
16892 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16893 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16894 * tree-ssa-alias.c (create_structure_vars): Remove.
16895 (gate_structure_vars): Likewise.
16896 (pass_create_structure_vars): Likewise.
16897 (gate_build_alias): Likewise.
16898 (pass_build_alias): Adjust to run always and dump the function.
16899 * common.opt (ftree-salias): Hide.
16900 * passes.c (init_optimization_passes): Remove
16901 pass_create_structure_vars, adjust comment.
16902 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16903 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16904 * opts.c (decode_options): Do not set flag_tree_salias.
16905 (common_handle_option): Add OPT_ftree_salias to the backward
16906 compatibility section.
16908 2008-05-08 Richard Guenther <rguenther@suse.de>
16910 * tree-flow-inline.h (var_can_have_subvars): Move ...
16911 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16912 * tree-flow.h (var_can_have_subvars): Remove.
16913 (push_fields_onto_fieldstack): Remove.
16914 (sort_fieldstack): Likewise.
16915 (struct fieldoff): Move ...
16916 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16917 alias_set and base_for_components fields.
16918 (sort_fieldstack): Make static.
16919 (push_fields_onto_fieldstack): Likewise. Remove code that
16920 handles anything but RECORD_TYPEs. Remove alias_set and
16921 base_for_components handling.
16922 (create_variable_info_for): Adjust.
16924 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16926 * common.opt (Wframe-larger-than=): Shorten the help message
16928 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16930 2008-05-08 Rafael EspÃ
\83Ândola <espindola@google.com>
16932 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16934 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16935 trap and that both operands are gimple values.
16936 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16937 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16940 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16942 * read-rtl.c (join_c_conditions): Return the first string if the
16943 two strings are equal.
16945 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16947 * gensupport.h (pred_data): Add a "num_codes" field.
16948 (add_predicate_code): Declare.
16949 * gensupport.c (add_predicate_code): New function.
16950 (std_pred_table): Add an "allows_const_p" field.
16951 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16952 Remove the (incomplete) list of such codes from the codes field.
16953 (init_predicate_table): Use add_predicate_code. Add all
16954 RTX_CONST_OBJs if allows_const_p is true.
16955 * genrecog.c (process_define_predicate): Use add_predicate_code.
16957 2008-05-08 David Daney <ddaney@avtrex.com>
16958 Richard Sandiford <rsandifo@nildram.co.uk>
16960 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16961 special case of constant zero operands.
16962 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16963 old and new values. Special case constant zero values.
16964 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16966 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16967 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16969 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16972 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16973 similar RTX_CONST_OBJ before CONST_INT.
16975 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16977 * stmt.c (expand_stack_restore): Change sa mode if needed.
16979 2008-05-08 Richard Guenther <rguenther@suse.de>
16981 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16982 return type to bool.
16983 (ix86_sol10_return_in_memory): Likewise.
16984 (ix86_i386elf_return_in_memory): Likewise.
16985 (ix86_i386interix_return_in_memory): Likewise.
16986 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16987 (ix86_sol10_return_in_memory): Likewise.
16988 (ix86_i386elf_return_in_memory): Likewise.
16989 (ix86_i386interix_return_in_memory): Likewise.
16991 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16994 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16996 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16997 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17000 2008-05-08 Richard Guenther <rguenther@suse.de>
17002 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17003 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17004 (DR_SUBVARS): Remove.
17005 * tree-dfa.c (dump_subvars_for): Remove.
17006 (debug_subvars_for): Likewise.
17007 (dump_variable): Do not dump subvars.
17008 (remove_referenced_var): Do not remove subvars.
17009 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17010 (lookup_subvars_for_var): Remove.
17011 (get_subvars_for_var): Likewise.
17012 (get_subvars_at): Likewise.
17013 (get_first_overlapping_subvar): Likewise.
17014 (overlap_subvar): Likewise.
17015 * tree-flow.h (subvar_t): Remove.
17016 (struct var_ann_d): Remove subvars field.
17017 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17018 argument. Remove special handling of SFTs.
17019 (compute_tag_properties): Likewise.
17020 (set_initial_properties): Likewise.
17021 (compute_call_clobbered): Likewise.
17022 (count_mem_refs): Likewise.
17023 (compute_memory_partitions): Likewise.
17024 (compute_flow_insensitive_aliasing): Likewise.
17025 (setup_pointers_and_addressables): Likewise.
17026 (new_type_alias): Likewise.
17027 (struct used_part): Remove.
17028 (used_portions): Likewise.
17029 (struct used_part_map): Likewise.
17030 (used_part_map_eq): Likewise.
17031 (used_part_map_hash): Likewise.
17032 (free_used_part_map): Likewise.
17033 (up_lookup): Likewise.
17034 (up_insert): Likewise.
17035 (get_or_create_used_part_for): Likewise.
17036 (create_sft): Likewise.
17037 (create_overlap_variables_for): Likewise.
17038 (find_used_portions): Likewise.
17039 (create_structure_vars): Likewise.
17040 * tree.def (STRUCT_FIELD_TAG): Remove.
17041 * tree.h (MTAG_P): Adjust.
17042 (struct tree_memory_tag): Remove base_for_components and
17043 unpartitionable flags.
17044 (struct tree_struct_field_tag): Remove.
17045 (SFT_PARENT_VAR): Likewise.
17046 (SFT_OFFSET): Likewise.
17047 (SFT_SIZE): Likewise.
17048 (SFT_NONADDRESSABLE_P): Likewise.
17049 (SFT_ALIAS_SET): Likewise.
17050 (SFT_UNPARTITIONABLE_P): Likewise.
17051 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17052 (union tree_node): Remove sft field.
17053 * alias.c (get_alias_set): Remove special handling of SFTs.
17054 * print-tree.c (print_node): Remove handling of SFTs.
17055 * tree-dump.c (dequeue_and_dump): Likewise.
17056 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17057 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17058 * tree-predcom.c (set_alias_info): Do not set subvars.
17059 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17060 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17061 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17062 (add_vars_for_offset): Remove.
17063 (add_virtual_operand): Remove special handling of SFTs.
17064 (add_call_clobber_ops): Likewise.
17065 (add_call_read_ops): Likewise.
17066 (get_asm_expr_operands): Likewise.
17067 (get_modify_stmt_operands): Likewise.
17068 (get_expr_operands): Likewise.
17069 (add_to_addressable_set): Likewise.
17070 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17071 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17072 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17073 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17074 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17075 (tree_node_structure): Likewise.
17076 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17078 (find_what_p_points_to): Likewise.
17080 2008-05-08 Sa Liu <saliu@de.ibm.com>
17082 * config/spu/spu.md: Fixed subti3 pattern.
17084 2008-05-08 Richard Guenther <rguenther@suse.de>
17086 PR middle-end/36154
17087 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17088 sure to create a representative for trailing arrays for PTA.
17090 2008-05-08 Richard Guenther <rguenther@suse.de>
17092 PR middle-end/36172
17093 * fold-const.c (operand_equal_p): Two objects which types
17094 differ in pointerness are not equal.
17096 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17098 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17099 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17100 (emit_library_call_value_1): Add new variable fndecl initialized by
17101 NULL_TREE. It should be the decl type of orgfun, but this information
17102 seems not to be available here, so it uses the default calling abi.
17103 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17104 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17105 by TARGET_RETURN_IN_MEMORY.
17106 * config/i386/i386-interix.h: Likewise.
17107 * config/i386/i386.h: Likewise.
17108 * config/i386/i386elf.h: Likewise.
17109 * config/i386/ptx4-i.h: Likewise.
17110 * config/i386/sol2-10.h: Likewise.
17111 * config/i386/sysv4.h: Likewise.
17112 * config/i386/vx-common.h: Likewise.
17113 * config/cris/cris.h: Removed #if 0 clause.
17114 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17115 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17117 (ix86_sol10_return_in_memory): Likewise.
17118 (ix86_i386elf_return_in_memory): New.
17119 (ix86_i386interix_return_in_memory): New.
17120 * config/mt/mt-protos.h (mt_return_in_memory): New.
17121 * config/mt/mt.c: Likewise.
17122 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17123 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17124 * config/bfin/bfin.h: Likewise.
17125 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17127 * config/bfin/bfin.c: Likewise.
17128 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17129 * config/alpha/unicosmk.h: Likewise.
17130 * config/i386/cygming.h: Likewise.
17131 * config/iq2000/iq2000.h: Likewise.
17132 * config/mips/mips.h: Likewise.
17133 * config/mn10300/mn10300.h: Likewise.
17134 * config/rs6000/rs6000.h: Likewise.
17135 * config/score/score.h: Likewise.
17136 * config/spu/spu.h: Likewise.
17137 * config/v850/v850.h: Likewise.
17138 * defaults.h: Likewise.
17139 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17140 * expr.c (emit_block_move): Adjust use of
17141 OUTGOING_REG_PARM_STACK_SPACE.
17142 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17143 OUTGOING_REG_PARM_STACK_SPACE.
17144 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17146 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17148 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17149 on OMP_RETURN for OMP_FOR.
17152 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17153 (fortran_common): New function.
17154 (gen_variable_die): Call fortran_common instead of common_check,
17155 adjust for it returning tree instead of rtx. Formatting.
17157 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17161 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17162 * c-decl.c (merge_decls): Ditto.
17163 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17164 to RTL_CONST_OR_PURE_CALL_P.
17165 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17166 Initialized DECL_LOOPING_CONST_PURE.
17167 (process_call_operands): Set tree_side_effects properly.
17168 * tree.h (TREE_READONLY_DECL_P): Removed.
17169 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17170 (DECL_LOOPING_OR_CONST_P): New macro.
17171 (struct tree_function_decl): Added looping_const_or_pure_p.
17172 (ECF_*) Renumbered.
17173 (ECF_LOOPING_OR_CONST_P): New macro.
17174 * rtlanal.c (pure_const_p): Removed.
17175 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17176 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17177 to RTL_CONST_CALL_P.
17178 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17179 (check_decl, check_tree, check_call, scan_function): Initialize
17181 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17182 (static_execute): Set looping true for recursive functions.
17183 Undo setting state to IPA_NEITHER for recursive functions.
17184 * cse.c (cse_insn):
17185 * ifcvt.c (noce_can_store_speculate_p): Changed
17186 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17187 RTL_CONST_OR_PURE_CALL_P.
17188 * dse.c (scan_insn): Ditto.
17189 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17190 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17191 RTL_CONST_OR_PURE_CALL_P.
17192 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17193 pure_call_p to RTL_CONST_CALL_P.
17194 * gimplify.c (gimplify_call_expr): Clear side effects for
17195 non-looping pure and constant calls.
17196 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17197 (flags_from_decl_or_type): Set ecf flags from decl flags.
17198 (initialize_argument_information): Turn off
17199 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17200 Change const to pure if callee_copies is true rather than just
17202 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17203 way of marking pure calls.
17204 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17205 Remove hack that was supposed to fix pr7335 and remove old
17206 way of marking pure calls.
17207 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17208 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17209 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17210 RTL_CONST_OR_PURE_CALL_P.
17211 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17212 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17213 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17214 * sched-deps.c (schedule_analyze): Ditto.
17215 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17216 return_val field of calls to represent pure and const function info.
17217 (CONST_OR_PURE_CALL_P): Deleted macro.
17218 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17219 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17220 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17222 * tree-optimize.c (execute_fixup_cfg): Added test for
17223 ECF_LOOPING_CONST_OR_PURE.
17224 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17226 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17227 effects for looping pure or const calls.
17228 (verify_gimple_expr): Added verification code.
17229 * config/alpha/alpha.c (alpha_legitimize_address,
17230 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17232 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17233 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17234 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17235 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17236 RTL_CONST_OR_PURE_CALL_P.
17237 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17238 and const calls to be deleted.
17240 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17243 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17244 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17245 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17246 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17247 to handle nonimmediate operands.
17248 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17249 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17250 to handle nonimmediate operands.
17251 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17252 (mmx_pmulhrwv4hi3): New expander. Use
17253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17254 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17255 (sse2_umulv1siv1di3): New expander. Use
17256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17257 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17258 (mmx_eq<mode>3): New expander. Use
17259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17260 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17261 (mmx_uavgv8qi3): New expander. Use
17262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17263 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17264 (mmx_uavgv4hi3): New expander. Use
17265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17267 * config/i386/sse.md
17268 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17269 to handle nonimmediate operands.
17270 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17271 to handle nonimmediate operands.
17272 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17273 to handle nonimmediate operands.
17274 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17275 to handle nonimmediate operands.
17276 (sse2_unpckhpd_exp): New expander. Use
17277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17278 (sse2_unpcklpd_exp): New expander. Use
17279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17280 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17281 to handle nonimmediate operands.
17282 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17283 to handle nonimmediate operands.
17284 (*sse2_<plusminus_insn><mode>3): Rename from
17285 sse2_<plusminus_insn><mode>3 insn pattern.
17286 (sse2_<plusminus_insn><mode>3): New expander. Use
17287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17288 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17289 (sse2_umulv2siv2di3): New expander. Use
17290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17291 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17292 (sse4_1_mulv2siv2di3): New expander. Use
17293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17294 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17295 (sse2_pmaddwd): New expander. Use
17296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17297 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17298 (sse2_eq<mode>3): New expander. Use
17299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17300 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17301 (sse4_1_eqv2di3): New expander. Use
17302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17303 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17304 (sse2_uavgv16qi3): New expander. Use
17305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17306 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17307 (sse2_uavgv16qi3): New expander. Use
17308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17309 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17310 (sse2_uavgv8hi3): New expander. Use
17311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17312 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17313 (ssse3_pmulhrswv8hi3): New expander. Use
17314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17315 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17316 (ssse3_pmulhrswv4hi3): New expander. Use
17317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17319 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17320 (<sse>_vmmul<mode>3): Ditto.
17321 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17323 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17324 (ssse3_pmaddubsw): Ditto.
17326 * config/i386/i386.c (struct_builtin_description)
17327 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17328 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17329 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17330 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17331 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17332 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17333 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17334 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17335 (ix86_fixup_binary_operands): Assert that src1
17336 and src2 must have the same mode when swapped.
17337 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17338 and ix86_binary_operator_ok. Do not force operands in registers
17341 2008-05-07 Jan Hubicka <jh@suse.cz>
17343 * cgraph.c (dump_cgraph_node): Update.
17344 * cgraph.h (cgraph_local_info): Break out inline summary.
17345 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17347 * ipa-inline (inline_summary): New accestor function.
17348 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17349 cgraph_decide_inlining, compute_inline_parameters): Update.
17350 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17352 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17354 Cleanup ColdFire scheduling support and add V4 pipeline model.
17356 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17357 (define_attr cpu): Add cfv4 value.
17358 (define_attr type, define_attr type1): Merge into a single 'type'
17359 attribute. Update all uses.
17360 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17361 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17363 (define_attr opx_mem, define_attr opy_mem): Remove.
17364 (define_attr op_mem): Clean up, update comment.
17365 (define_attr size): Use specific values instead of general int.
17366 (define_attr guess, define_attr split): Remove. Update all uses.
17367 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17368 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17369 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17370 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17371 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17372 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17373 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17374 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17375 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17376 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17377 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17378 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17379 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17380 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17381 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17382 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17383 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17384 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17385 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17386 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17387 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17388 Update or set attributes.
17389 (stack_tie): New fake instruction.
17391 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17392 (m68k_sched_attr_size): Update declaration.
17393 (m68k_sched_attr_type2): Remove.
17394 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17395 Declare new bypass predicates.
17397 * config/m68k/m68k.c (m68k_sched_issue_rate,
17398 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17400 (TARGET_SCHED_ISSUE_RATE,
17401 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17402 (override_options): Handle scheduling for ColdFire V4 core.
17403 (m68k_expand_prologue): Emit stack_tie.
17404 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17405 'OP_TYPE_FPN'. Update all uses.
17406 (sched_guess_p): Remove.
17407 (sched_address_type): Handle symbolic addresses.
17408 (sched_get_operand): New static function.
17409 (sched_operand_type): Merge into sched_attr_op_type.
17410 (sched_attr_op_type): Handle FP registers, handle quick constants,
17412 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17413 (m68k_sched_attr_size): Update. Move logic to ...
17414 (sched_get_attr_size_int): New static function.
17415 (sched_get_opxy_mem_type): New static function.
17416 (m68k_sched_attr_op_mem): Update.
17417 (m68k_sched_attr_type2): Remove.
17418 (sched_cfv4_bypass_data): New static variable.
17419 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17420 (m68k_sched_issue_rate): Implement scheduler hook.
17421 (struct _sched_ib: enabled_p): New field.
17422 (m68k_sched_variable_issue): Update. Handle V4.
17423 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17424 sched_dump_class_func_t, sched_dump_split_class,
17425 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17426 sched_dump_dfa_class, m68k_sched_dump): Remove.
17427 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17429 (m68k_sched_init_global): Remove statisctics dumping, introduce
17430 sanity check that all instructions have pipeline reservations. Handle
17432 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17433 Handle ColdFire V4 core.
17434 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17435 New static functions.
17436 (m68k_sched_address_bypass_p): New bypass predicate.
17437 (sched_get_indexed_address_scale): New static function.
17438 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17440 * cf.md: Update comments.
17441 (define_attr type2): Remove. Use 'type' attribute instead.
17443 (cf_ib): Rename to cfv123_ib. Update all uses.
17444 (cf_oep): Rename to cfv123_oep. Update all uses.
17445 (cf_chr): Rename to cfv123_chr. Update all uses.
17446 (cf_mem): Rename to cfv123_mem. Update all uses.
17447 (cf_mac): Move to more appropriate place.
17448 (cfv123_guess): New automaton and cpu_unit.
17449 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17450 Update uses of 'size' attribute. Handle before reload scheduling.
17451 (cfv123_guess): New dummy reservation for unhandled instructions.
17452 (cfv4_*): Pipeline description of ColdFire V4 core.
17453 (ignore): New reservation to handle 'ignore' type.
17455 2008-05-07 Ian Lance Taylor <iant@google.com>
17457 PR middle-end/36013
17458 * gimplify.c (find_single_pointer_decl_1): Don't look through
17460 (find_single_pointer_decl): Adjust comments.
17462 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17464 PR middle-end/36137
17465 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17466 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17468 PR middle-end/36106
17469 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17470 integral type rather than floating point, then VIEW_CONVERT_EXPR
17471 to the floating point type.
17473 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17475 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17476 TFmode op0 to register.
17478 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17480 * c-decl.c (grokdeclarator): Comment typo.
17482 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17484 * tree-flow.h: Remove prototype for computed_goto_p.
17485 * tree-cfg.c (computed_goto_p): Make static.
17487 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17490 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17491 (contains_aligned_value_p): This. Handle _Decimal128.
17492 (ix86_function_arg_boundary): Only align _Decimal128 to its
17493 natural boundary and handle it properly.
17495 2008-05-06 Martin Jambor <mjambor@suse.cz>
17497 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17498 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17499 (ipcp_method_set_orig_node): Removed.
17500 (ipcp_cval_get_cvalue_type): Removed.
17501 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17502 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17503 (ipcp_cval_set_cvalue_type): Removed.
17504 (ipcp_cval_get_cvalue): Removed.
17505 (ipcp_cval_set_cvalue): Removed.
17506 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17507 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17508 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17509 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17510 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17511 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17512 (ipcp_get_ith_lattice): Changed parameters.
17513 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17514 (ipcp_lattice_from_jfunc): Changed parameters.
17515 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17516 (ipcp_method_cval_print): Added temporary variable info.
17517 (ipcp_redirect): Removed already unused local variable caller.
17518 (ipcp_redirect): New temporary variable orig_callee_info
17519 (ipcp_redirect): Removed newly unused local variable callee.
17520 (ipcp_redirect): Removed (a bit confusing) local variable type.
17521 (ipcp_insert_stage): Added local variable info.
17522 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17524 (ipcp_formal_create): Removed.
17525 (ipcp_method_cval_set): Removed.
17526 (ipcp_propagate_stage): Renamed lattice variables.
17527 (ipcp_method_cval_set_cvalue_type): Removed.
17528 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17529 (ipcp_print_all_lattices): Changed printed strings to refer to
17530 lattices rather than cvals.
17531 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17532 (ipcp_propagate_const): Changed formal parameters.
17533 (build_const_val): Changed formal parameters.
17534 (ipcp_insert_stage): Removed useless variable cvalue
17535 (build_const_val): Changed formal parameters.
17536 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17537 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17538 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17539 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17540 (ipcp_print_func_profile_counts): Changed string from "method" to
17542 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17543 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17544 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17545 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17546 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17547 (ipcp_lat_is_const): Changed parameters and made inline.
17548 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17549 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17550 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17551 the predicate condition directly
17552 (ipcp_propagate_stage): Added local variable args. Removed local
17553 variable callee. (Both are mere code simplifications.)
17554 (ipcp_method_dont_insert_const): Renamed to
17555 ipcp_node_not_modifiable_p.
17556 (ipcp_node_not_modifiable_p): Made inline.
17557 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17558 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17559 (ipcp_print_all_lattices): Removed variable cvalue
17560 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17563 2008-05-06 Olivier Hainque <hainque@adacore.com>
17565 * tree-sra.c (try_instantiate_multiple_fields): Early return
17566 if field has POINTER_TYPE.
17568 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17570 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17571 by using 'q' specifier for instruction.
17572 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17574 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17576 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17577 Change mode of zero_extract from QImode to HImode.
17578 (sign bit tests peepholes): (Ditto.).
17580 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17582 * config/i386/mmx.md: Remove double backslashes from asm templates.
17583 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17584 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17585 to handle nonimmediate operands.
17586 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17587 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17588 to handle nonimmediate operands.
17589 (*mmx_<code>v2sf3_finite): New insn pattern.
17590 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17591 (mmx_<code>v2sf3): New expander. Use
17592 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17593 (mmx_<plusminus_insn><mode>3): New expander. Use
17594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17595 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17596 (mmx_add<mode>3): Removed.
17597 (mmx_ssadd<mode>3): Ditto.
17598 (mmx_usadd<mode>3): Ditto.
17599 (mmx_sub<mode>3): Ditto.
17600 (mmx_sssub<mode>3): Ditto.
17601 (mmx_ussub<mode>3): Ditto.
17602 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17603 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17604 to handle nonimmediate operands.
17605 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17607 (mmx_smulv4hi3_highpart): New expander. Use
17608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17609 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17611 (mmx_umulv4hi3_highpart): New expander. Use
17612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17613 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17614 (mmx_<code>v4hi3): New expander. Use
17615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17616 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17617 (mmx_<code>v8qi3): New expander. Use
17618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17619 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17620 (mmx_<code><mode>3): New expander. Use
17621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17623 2008-05-05 Jan Hubicka <jh@suse.cz>
17625 PR tree-optimization/36118
17626 * passes.c (pass_init_dump_file): Fix dump header.
17628 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17630 PR middle-end/36141
17631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17632 VCE for function decls.
17634 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17636 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17638 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17640 * config/i386/i386.md (sat_plusminus): New.
17641 (plusminus_insn): Likewise.
17642 (plusminus_mnemonic): Likewise.
17644 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17645 (*<addsub><mode>3_cc_overflow): Renamed to ...
17646 (*<plusminus_insn><mode>3_cc_overflow): This.
17647 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17648 (*<plusminus_insn>si3_zext_cc_overflow): This.
17650 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17651 (<plusminus_insn><mode>3): This.
17652 (*<addsub><mode>3): Renamed to ...
17653 (*<plusminus_insn><mode>3): This.
17654 (<sse>_vm<addsub><mode>3): Renamed to ...
17655 (<sse>_vm<plusminus_insn><mode>3): This.
17656 (sse3_h<addsub>v4sf3): Renamed to ...
17657 (sse3_h<plusminus_insn>v4sf3): This.
17658 (sse3_h<addsub>v2df3): Renamed to ...
17659 (sse3_h<plusminus_insn>v2df3): This.
17660 (<plusminus_insn><mode>3): New.
17661 (*<plusminus_insn><mode>3): Likewise.
17662 (sse2_<plusminus_insn><mode>3): Likewise.
17663 (add<mode>): Removed.
17664 (*add<mode>3): Likewise.
17665 (sse2_ssadd<mode>3): Likewise.
17666 (sse2_usadd<mode>3): Likewise.
17667 (sub<mode>3): Likewise.
17668 (*sub<mode>3): Likewise.
17669 (sse2_sssub<mode>3): Likewise.
17670 (sse2_ussub<mode>3): Likewise.
17672 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17674 * gthr-single.h: Add in required interface elements as per gthr.h.
17675 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17676 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17677 Generalize UNUSED macro.
17678 (__gthread_once): Add.
17679 (__gthread_key_create): Add.
17680 (__gthread_key_delete): Add.
17681 (__gthread_getspecific): Add.
17682 (__gthread_setspecific): Add.
17684 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17687 the same size types for the indirect reference on the rhs, then
17690 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17692 * config/i386/i386.md
17693 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17694 one insn template instead of template series.
17695 (*xordi_1_rex64): Ditto.
17696 (*xordi_2_rex64): Ditto.
17698 2008-05-05 Ira Rosen <irar@il.ibm.com>
17700 PR tree-optimization/36119
17701 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17704 2008-06-04 Jan Hubicka <jh@suse.cz>
17706 tree-optimization/36100
17707 * tree-pass.h (pass_O0_always_inline): Declare.
17708 * ipa-inline.c (inline_transform): Remove dead code.
17709 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17710 pass_O0_always_inline): New.
17711 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17713 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17715 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17716 mnemonic in this_param move for TARGET_64BIT.
17718 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17720 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17721 (*strmovsi_rex_1): Ditto.
17722 (*strsetsi_1): Ditto.
17723 (*strsetsi_rex_1): Ditto.
17725 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17726 adddicc expanders using SWI mode iterator.
17728 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17731 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17734 2008-05-04 David S. Miller <davem@davemloft.net>
17736 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17737 (sparc*-*-linux*): Use linux.h in tm_file.
17738 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17739 compiler defaulting to 32-bit.
17740 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17742 * config/sparc/linux.h: Remove definitions now obtained
17743 properly from linux.h
17744 * config/sparc/linux64.h: Likewise.
17745 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17746 don't want this setting for 32-bit builds in a biarch compiler.
17747 * doc/install.texi: Add sparc-linux to list of targets
17748 supporting --enable-targets=all.
17750 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17752 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17754 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17757 after V4SI_FTYPE_V8HI.
17758 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17759 case V4SI_FTYPE_V2DF.
17761 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17763 * doc/invoke.texi (max-flow-memory-locations): Removed.
17764 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17766 2008-05-03 Richard Guenther <rguenther@suse.de>
17768 PR middle-end/34973
17769 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17771 2008-05-02 David S. Miller <davem@davemloft.net>
17773 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17775 2008-05-02 Simon Baldwin <simonb@google.com>
17778 * c-common.h (warn_array_subscript_range): Removed.
17779 * c-common.c (warn_array_subscript_range): Ditto.
17780 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17781 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17783 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17785 * config/i386/i386.c (ix86_special_builtin_type): New.
17786 (bdesc_special_args): Likewise.
17787 (ix86_expand_special_args_builtin): Likewise.
17788 (ix86_init_mmx_sse_builtins): Updated.
17789 (ix86_expand_builtin): Updated.
17790 (ix86_expand_store_builtin): Removed.
17791 (ix86_expand_unop_builtin): Likewise.
17793 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17794 * config/i386/mmintrin.h (__v2sf): Here.
17796 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17798 (_mm_loadl_pi): Likewise.
17799 (_mm_storeh_pi): Replace __v2si with __v2sf.
17800 (_mm_storel_pi): Likewise.
17802 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17803 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17804 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17805 __builtin_ia32_loadlpd.
17807 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17809 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17810 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17811 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17812 (ix86_init_mmx_sse_builtins): Updated.
17813 (ix86_expand_args_builtin): Likewise.
17814 (ix86_expand_builtin): Likewise.
17815 (ix86_expand_unop1_builtin): Renamed to ...
17816 (ix86_expand_unop_vec_merge_builtin): This.
17818 2008-05-01 Jan Hubicka <jh@suse.cz>
17821 * ipa-inline.c (inline_generate_summary): Make static.
17822 (inline_transform): Do not call inlining at -O0; make static.
17823 * passes.c (execute_todo): Add sanity check.
17824 (execute_one_ipa_transform_pass): Execute proper flags.
17826 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17828 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17829 (DECL_NONADDRESSABLE_P): Likewise.
17830 * alias.c (record_component_aliases): Fix comment.
17832 2008-05-01 Simon Baldwin <simonb@google.com>
17834 * c-common.h (warn_array_subscript_range): New function.
17835 * c-common.c (warn_array_subscript_range): Ditto.
17836 * tree-vrp.c (check_array_ref): Corrected code to agree with
17837 comment, ignoring only arrays of size 0 or size 1.
17838 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17840 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17842 * config/i386/i386.c (ix86_builtin_type): Replace
17843 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17844 (bdesc_args): Updated.
17845 (ix86_init_mmx_sse_builtins): Likewise.
17846 (ix86_expand_args_builtin): Likewise.
17848 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17851 * doc/extend.texi: Correct __builtin_ia32_palignr.
17853 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17856 * config/i386/i386.c (bdesc_crc32): Removed.
17857 (ix86_expand_crc32): Likewise.
17858 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17859 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17860 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17861 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17862 UINT_FTYPE_UINT_UCHAR.
17863 (bdesc_args): Updated. Add crc32 builtins.
17864 (ix86_init_mmx_sse_builtins): Updated.
17865 (ix86_expand_args_builtin): Updated to support subreg.
17867 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17869 2008-05-01 Jan Hubicka <jh@suse.cz>
17871 * tree-pass.h (opt_pass): Add IPA_PASS.
17872 (varpool_node, cgraph_node): Forward declare.
17873 (ipa_opt_pass): Define.
17874 (pass_ipa_inline): Turn into ipa_opt_pass.
17875 (pass_apply_inline): Remove.
17876 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17877 (apply_inline): Turn into ....
17878 (inline_transform): ... this one.
17879 (inline_generate_summary): New function.
17880 (pass_apply_inline): Remove.
17881 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17883 (struct function): Add ipa_transforms_to_apply.
17884 * passes.c (register_one_dump_file): Work on IPA_PASS.
17885 (init_optimization_passes): Remove pass_inline_parameters and
17887 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17888 (execute_one_pass) ... here; apply transforms when possible.
17889 (add_ipa_transform_pass, execute_ipa_summary_asses,
17890 execute_one_ipa_transform_pass): New.
17891 (execute_ipa_pass_list): Update for IPA_PASS type.
17893 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17895 * config/i386/i386.c (ix86_builtin_type): Add
17896 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17897 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17898 (bdesc_args): Add SSE4a builtins.
17899 (ix86_init_mmx_sse_builtins): Updated.
17900 (ix86_expand_args_builtin): Likewise.
17901 (ix86_expand_builtin): Likewise.
17903 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17905 * config/i386/i386.c (ix86_builtin_type): Add
17906 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17907 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17908 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17909 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17910 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17911 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17912 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17913 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17914 and DI_FTYPE_DI_DI_INT.
17915 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17916 (ix86_init_mmx_sse_builtins): Updated.
17917 (ix86_expand_args_builtin): Likewise.
17918 (ix86_expand_builtin): Likewise.
17919 (ix86_expand_binop_imm_builtin): Removed.
17921 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17923 2008-04-30 Richard Guenther <rguenther@suse.de>
17925 PR tree-optimization/32921
17926 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17928 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17930 * config/arm/arm.c (arm_unwind_emit): Use
17931 crtl->all_throwers_are_sibcalls instead of
17932 cfun->all_throwers_are_sibcalls.
17933 (arm_output_fn_unwind): Likewise.
17934 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17935 instead of cfun->uses_pic_offset_table.
17936 (frv_expand_prologue): Likewise.
17937 (frv_frame_pointer_required): Likewise.
17938 (frv_expand_fdpic_call): Likewise.
17939 (frv_emit_movsi): Likewise.
17940 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17941 cfun->returns_pcc_struct instead of
17942 current_function_returns_pcc_struct.
17943 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17944 instead of cfun->calls_eh_return.
17945 (m32c_pushm_popm): Likewise.
17946 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17947 "extern" declaration.
17949 2008-04-30 Richard Guenther <rguenther@suse.de>
17951 PR tree-optimization/21636
17952 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17954 (evaluate_stmt): Print the likely value.
17955 (ccp_visit_stmt): Avoid excessive vertical spacing.
17957 2008-04-30 Rafael EspÃ
\83Ândola <espindola@google.com>
17959 * builtins.c (fold_call_expr): Return realret.
17960 * tree-ssa-threadedge.c
17961 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17962 __builtin_object_size.
17964 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17966 * gcc.c (wrapper_string): New variable.
17967 (insert_wrapper): New function.
17968 (execute): New option -wrapper.
17969 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17971 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17973 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17974 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17975 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17977 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17978 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17979 config/rs6000/e500crtres64gprctr.asm,
17980 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17981 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17982 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17983 config/rs6000/e500crtsav64gprctr.asm,
17984 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17985 config/rs6000/e500crtsavg64gprctr.asm: New files.
17986 * config/rs6000/t-ppccomm: Add build rules for new files.
17987 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17988 * config/rs6000/t-netbsd: Add build rules for new files.
17989 (LIB2FUNCS_STATIC_EXTRA): New variable.
17990 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17991 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17992 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17994 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17996 * config/i386/i386.c (ix86_builtin_type): Add
17997 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17998 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17999 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18000 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18001 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18002 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18003 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18004 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18005 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18006 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18007 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18008 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18009 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18010 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18011 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18012 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18013 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18014 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18015 V1DI_FTYPE_V2SI_V2SI.
18016 (bdesc_2arg): Moved to ...
18017 (bdesc_args): Here.
18018 (ix86_init_mmx_sse_builtins): Updated.
18019 (ix86_expand_args_builtin): Updated. Take a pointer
18020 to const struct builtin_description. Handle comparison
18022 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18023 (ix86_expand_builtin): Updated.
18025 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18026 (ssse3_pmaddubsw128): This.
18027 (ssse3_pmaddubswv4hi3): Renamed to ...
18028 (ssse3_pmaddubsw): This.
18030 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18031 (__builtin_ia32_packssdw128): Likewise.
18032 (__builtin_ia32_packuswb128): Likewise.
18033 (__builtin_ia32_pmaddubsw): Likewise.
18034 (__builtin_ia32_pmaddubsw128): Likewise.
18036 2008-04-30 Richard Guenther <rguenther@suse.de>
18038 PR tree-optimization/14847
18039 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18040 (recognize_bits_test): Use it.
18041 (recognize_single_bit_test): Likewise.
18043 2008-04-30 Martin Jambor <mjambor@suse.cz>
18045 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18046 instead of setting number of formal parameters to zero.
18047 (ipcp_init_stage): Do not set the number of actual parameters to zero
18049 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18050 which are called with variable number of arguments.
18051 (ipcp_insert_stage): Explicitely skipping all nodes which are
18052 called with variable number of arguments.
18053 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18054 number of parameters.
18056 * ipa-prop.h (struct ipa_node_params): Added flag
18057 called_with_var_arguments
18058 (ipa_set_param_count): Added. Changed sole setter to use it.
18059 (ipa_get_param_count): Added. All readers of param_count
18060 converted to use it instead.
18061 (ipa_set_called_with_variable_arg): Added.
18062 (ipa_is_called_with_var_arguments): Added.
18063 (ipa_get_ith_param): Added. All readers of param_decls converted
18065 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18067 (ipa_get_cs_argument_count): Added, all readers of argument_count
18069 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18072 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18073 (struct ipcp_lattice): Renamed cval_type to type
18074 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18076 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18077 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18078 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18079 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18080 (build_const_val): Changed the type of parameter cvalue to tree
18081 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18082 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18084 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18087 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18088 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18089 (ipa_add_method): Renamed to ipa_push_func_to_list
18090 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18091 (ipa_callsite_param_count): Removed.
18092 (ipa_callsite_param_count_set): Removed.
18093 (ipa_callsite_param): Removed.
18094 (ipa_callsite_callee): Removed.
18095 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18096 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18097 (ipa_method_formal_count): Removed.
18098 (ipa_method_formal_count_set): Removed.
18099 (ipa_method_get_tree): Removed.
18100 (ipa_method_tree_map_create): Removed.
18101 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18102 (ipa_create_param_decls_array): Creates the array itself
18103 (ipa_create_param_decls_array): Temporary variable info instead of
18104 a few dereferences.
18105 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18106 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18107 (get_type): Removed.
18108 (ipa_jf_get_info_type): Removed.
18109 (ipa_node_create): Renamed to ipa_create_node_params
18110 (ipa_free): Renamed to ipa_free_all_node_params
18111 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18112 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18113 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18114 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18115 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18116 ipa_free_all_edge_args
18117 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18118 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18119 (ipa_create_methodlist_node): Removed.
18120 (ipa_methodlist_method): Removed.
18121 (ipa_methodlist_method_set): Removed.
18122 (ipa_methodlist_next_method): Removed.
18123 (ipa_methodlist_next_method_set): Removed.
18124 (ipa_method_is_modified): Removed.
18125 (ipa_method_modify_create): Removed.
18126 (ipa_method_modify_init): Temporary variable info instead of a few
18128 (ipa_detect_param_modifications): Temporary variable info instead of
18129 a few dereferences.
18130 (ipa_compute_jump_functions): Temporary variable info instead of
18131 a few dereferences.
18132 (ipa_method_modify_set): Removed.
18133 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18134 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18135 than craph_node as the first parameter.
18136 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18137 (ipa_method_modify_init): Removed.
18138 (ipa_compute_jump_functions): Added a temp variable instead of
18139 repeatadly dereferencing the cgraph_edge.aux pointer
18140 (ipa_callsite_param_set_type): Removed.
18141 (ipa_compute_jump_functions): i renamed to index and moved to
18143 (ipa_callsite_param_set_info_type_formal): Removed.
18144 (ipa_callsite_param_set_info_type): Removed.
18145 (ipa_callsite_param_map_create): Removed.
18146 (ipa_callsite_tree): Removed.
18147 (ipa_callsite_caller): Removed.
18148 (ipa_pop_func_from_list): return_method removed to return_func
18150 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18151 prefixed all values with IPA_. Changed all users.
18152 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18153 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18154 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18155 (union parameter_info): Renamed to jump_func_value.
18156 (union jump_func_value): Renamed value to constant
18157 (struct ipa_jump_func): Renamed info_type to value
18158 (struct ipa_node): Renamed to ipa_node_params
18159 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18160 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18161 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18162 (struct ipa_edge): Renamed to ipa_edge_args
18163 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18164 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18165 (struct ipa_methodlist): Renamed to ipa_func_list
18166 (struct ipa_func_list): method_p renamed to node, next_method
18168 (ipa_methodlist_p): Removed, switched all users to struct pointer
18169 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18171 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18173 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18174 (rs6000_emit_epilogue): Use backchain to restore only when we
18175 have a large frame. Make use of frame pointer to restore if we
18176 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18178 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18180 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18181 Add mode to zero_extract.
18182 (sign bit tests peepholes): (Ditto.).
18184 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18186 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18187 Instructions in comments with SSE3.
18188 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18189 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18190 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18191 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18192 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18193 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18194 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18195 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18196 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18197 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18198 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18199 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18200 (bdesc_sse_args): Renamed to ...
18201 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18202 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18203 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18204 IX86_BUILTIN_FABSQ.
18205 (bdesc_1arg): Moved to ...
18206 (bdesc_args): Here.
18207 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18208 Instructions in comments with SSE3.
18209 (ix86_expand_sse_operands_builtin): Renamed to ...
18210 (ix86_expand_args_builtin): This. Updated.
18211 (ix86_expand_unop1_builtin): Update comments.
18212 (ix86_expand_builtin): Updated.
18214 2008-04-29 Richard Guenther <rguenther@suse.de>
18216 PR tree-optimization/36078
18217 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18218 Update virtual SSA form after cleaning up the CFG.
18220 2008-04-29 Richard Guenther <rguenther@suse.de>
18222 PR middle-end/15255
18223 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18225 2008-04-29 Richard Guenther <rguenther@suse.de>
18227 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18228 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18229 (compute_flow_insensitive_aliasing): Do not treat
18230 PTR_IS_REF_ALL pointers special.
18231 (get_smt_for): Likewise.
18232 (may_alias_p): Re-structure.
18233 (is_escape_site): A ref-all pointer conversion is not an escape site.
18234 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18235 PTR_IS_REF_ALL pointers special.
18236 * tree-ssa-structalias.h (struct alias_info): Remove
18237 ref_all_symbol_mem_tag field.
18238 (PTR_IS_REF_ALL): Remove.
18240 2008-04-29 Richard Guenther <rguenther@suse.de>
18242 PR middle-end/36077
18243 * fold-const.c (extract_muldiv_1): In combining division constants
18244 make sure to never overflow.
18246 2008-04-29 Nick Clifton <nickc@redhat.com>
18248 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18250 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18253 * optc-gen.awk: Work around HP-UX/IA awk bug.
18255 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18257 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18260 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18263 * config/i386/i386.md
18264 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18265 Change operand 1 predicate to nonimmediate_operand.
18267 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18270 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18272 * gengtype.c (walk_type, write_func_for_structure): Handle
18274 * doc/gty.texi: Document chain_circular.
18276 2008-04-28 Richard Guenther <rguenther@suse.de>
18278 PR tree-optimization/36066
18279 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18282 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18285 * config/i386/i386.md
18286 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18287 Use match_scratch instead of match_operand for operands 3 and 4.
18289 2008-04-27 Richard Guenther <rguenther@suse.de>
18291 PR tree-optimization/18754
18292 PR tree-optimization/34223
18293 * tree-pass.h (pass_complete_unrolli): Declare.
18294 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18295 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18296 Rewrite loop into loop closed SSA form if it is not already.
18297 (tree_unroll_loops_completely): Re-structure to iterate over
18298 innermost loops with intermediate CFG cleanups.
18299 Unroll outermost loops only if requested or the code does not grow
18301 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18302 loops are available.
18303 (tree_vectorize): Instead do so here.
18304 (tree_complete_unroll): Also unroll outermost loops.
18305 (tree_complete_unroll_inner): New function.
18306 (gate_tree_complete_unroll_inner): Likewise.
18307 (pass_complete_unrolli): New pass.
18308 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18309 uses outside of the loop.
18310 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18311 form if it is available.
18312 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18313 * passes.c (init_optimization_passes): Schedule complete inner
18314 loop unrolling pass before the first CCP pass after final inlining.
18316 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18318 * targhooks.h (default_emutls_var_fields,
18319 default_emutls_var_init): Declare.
18320 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18321 * target.h (struct gcc_target): Add struct emutls member.
18322 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18323 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18324 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18325 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18326 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18327 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18328 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18329 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18330 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18331 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18332 emit debug information.
18333 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18334 * varasm.c: Include targhooks.h.
18335 (emutls_object_section, emutls_tmpl_section): New.
18336 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18337 (EMUTLS_SEPARATOR): New.
18338 (prefix_name): New.
18339 (get_emutls_object_name): New.
18340 (default_emutls_var_fields): New, broken out of ...
18341 (get_emutls_object_type): ... here. Adjust to use target hooks.
18342 (get_emutls_init_templ_addr): Adjust to use target hooks.
18343 (emutls_decl): Adjust to use target hooks.
18344 (emutls_finish): Likewise.
18345 (default_emutls_var_init): New, broken out of ...
18346 (assemble_variable): ... here. Adjust to use target hooks.
18347 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18348 SECCAT_EMUTLS_TMPL.
18349 * c-common.c (handle_section_attribute): Prevent overriding
18350 sections for emulated tls with special sections.
18351 * config/i386/i386.c (x86_64_elf_select_section): Add
18352 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18353 (x86_64_elf_unique_section): Likewise.
18354 * config/vxworks.c: Include tree.h.
18355 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18356 (vxworks_override_options): Set TLS scheme.
18357 * doc/tm.texi (Emulated TLS): New node.
18359 2008-04-26 Simon Baldwin <simonb@google.com>
18362 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18363 with propagated string constants.
18365 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18367 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18368 constraint for operand 2 when operand 0 is memory operand.
18369 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18370 operand 0 is memory operand.
18371 (fix_trunc<mode>_i387_with_temp): Ditto.
18372 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18373 operand 2 when operand 1 is memory operand.
18374 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18375 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18376 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18377 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18378 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18379 operands 2,3 and 4 when operand 1 is memory operand.
18380 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18382 (fistdi2_floor_with_temp): Ditto.
18383 (fist<mode>2_floor_with_temp): Ditto.
18384 (fistdi2_ceil_with_temp): Ditto.
18385 (fist<mode>2_ceil_with_temp): Ditto.
18386 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18388 2008-04-26 David Daney <ddaney@avtrex.com>
18390 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18392 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18393 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18394 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18395 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18396 (compare_and_swap_12): New insn.
18397 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18398 * config/mips/mips.c (mips_force_binary): New function.
18399 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18400 (mips_expand_compare_and_swap_12): New function.
18401 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18403 2008-04-25 Jan Hubicka <jh@suse.cz>
18406 * cfgexpand.c (pass_expand): Turn into RTL pass.
18407 * passes.c (execute_one_pass): Do pass typechecking after execution.
18408 * tree-pass.h (pass_expand): Turn into RTL pass.
18410 * function.h (struct rtl_data): Move here fields
18411 accesses_prior_frames, calls_eh_return, saves_all_registers,
18412 has_nonlocal_goto, has_asm_statement, is_thunk,
18413 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18414 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18415 arg_pointer_save_area_init from struct function; turn into bool.
18416 (struct function): Move
18417 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18418 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18419 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18420 tail_call_emit, arg_pointer_save_area_init
18421 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18422 (current_function_returns_struct, current_function_returns_pcc_struct,
18423 current_function_calls_setjmp, current_function_calls_alloca,
18424 current_function_accesses_prior_frames,
18425 current_function_calls_eh_return, current_function_is_thunk,
18426 current_function_stdarg, current_function_profile,
18427 current_function_limit_stack, current_function_uses_pic_offset_table,
18428 current_function_uses_const_pool, current_function_has_nonlocal_label,
18429 current_function_saves_all_registers,
18430 current_function_has_nonlocal_goto,
18431 current_function_has_asm_statement): Remove accesor macros.
18432 * ra-conflict.c (global_conflicts): Update.
18433 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18434 (suitable_for_tail_call_opt_p): Update.
18435 * builtins.c (expand_builtin_return_addr): Update.
18436 (expand_builtin_setjmp_setup): Update.
18437 (expand_builtin_nonlocal_goto): Update.
18438 * final.c (final_start_function): Update.
18439 (profile_function): Update.
18440 (leaf_function_p): Update.
18441 (only_leaf_regs_used): Update.
18442 * df-scan.c (df_get_exit_block_use_set): Update.
18443 * dojump.c (clear_pending_stack_adjust): Update.
18444 * tree-stdarg.c (gate_optimize_stdarg): Update.
18445 * gimple-low.c (lower_function_body): Update.
18446 * global.c (compute_regsets): Update.
18447 (global_alloc): Update.
18448 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18449 * expr.c (expand_assignment): Update.
18450 * dse.c (dse_step0): Update.
18451 (dse_step1): Update.
18452 * c-decl.c (store_parm_decls): Update.
18453 * local-alloc.c (combine_regs): Update.
18454 (find_free_reg): Update.
18455 * function.c (assign_parms_augmented_arg_list): Update.
18456 (assign_parm_find_data_types): Update.
18457 (assign_parms): Update.
18458 (allocate_struct_function): Update.
18459 (expand_function_start): Update.
18460 (expand_function_end): Update.
18461 (get_arg_pointer_save_area): Update.
18462 (thread_prologue_and_epilogue_insns): Update.
18463 (rest_of_match_asm_constraints): Update.
18464 * stor-layout.c (variable_size): Update.
18465 * gcse.c (gcse_main): Update.
18466 (bypass_jumps): Update.
18467 * gimplify.c (gimplify_function_tree): Update.
18468 * calls.c (emit_call_1): Update.
18469 (expand_call): Update.
18470 * bt-load.c (compute_defs_uses_and_gen): Update.
18471 * except.c (sjlj_assign_call_site_values): Update.
18472 (sjlj_emit_function_enter): Update.
18473 (can_throw_external): Update.
18474 (set_nothrow_function_flags): Update.
18475 (expand_builtin_unwind_init): Update.
18476 (expand_eh_return): Update.
18477 (convert_to_eh_region_ranges): Update.
18478 (output_function_exception_table): Update.
18479 * emit-rtl.c (gen_tmp_stack_mem): Update.
18480 * cfgexpand.c (expand_used_vars): Update.
18481 (tree_expand_cfg): Update.
18482 * cfgcleanup.c (rest_of_handle_jump): Update.
18483 * explow.c (allocate_dynamic_stack_space): Update.
18484 * varasm.c (assemble_start_function): Update.
18485 (force_const_mem): Update.
18486 (mark_constant_pool): Update.
18487 * tree-optimize.c (tree_rest_of_compilation): Update.
18488 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18489 * tree-cfg.c (notice_special_calls): Update.
18490 (is_ctrl_altering_stmt): Update.
18491 (tree_can_make_abnormal_goto): Update.
18492 (tree_purge_dead_abnormal_call_edges): Update.
18493 * config/alpha/predicates.md: Update.
18494 * config/alpha/alpha.c (alpha_sa_mask): Update.
18495 (alpha_sa_size): Update.
18496 (alpha_does_function_need_gp): Update.
18497 (alpha_expand_prologue): Update.
18498 (alpha_start_function): Update.
18499 (alpha_output_function_end_prologue): Update.
18500 (alpha_expand_epilogue): Update.
18501 * config/frv/frv.c (frv_stack_info): Update.
18502 (frv_expand_epilogue): Update.
18503 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18504 (s390_register_info): Update.
18505 (s390_frame_info): Update.
18506 (s390_init_frame_layout): Update.
18507 (s390_can_eliminate): Update.
18508 (save_gprs): Update.
18509 * config/spu/spu.c (spu_split_immediate): Update.
18510 (need_to_save_reg): Update.
18511 (spu_expand_prologue): Update.
18512 (spu_expand_epilogue): Update.
18513 * config/sparc/sparc.md: Update.
18514 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18515 (sparc_tls_got): Update.
18516 (legitimize_pic_address): Update.
18517 (sparc_emit_call_insn): Update.
18518 (sparc_expand_prologue): Update.
18519 (output_return): Update.
18520 (print_operand): Update.
18521 (sparc_function_ok_for_sibcall): Update.
18522 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18523 * config/m32r/m32r.md: Update.
18524 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18525 (m32r_compute_frame_size): Update.
18526 (m32r_expand_prologue): Update.
18527 (m32r_expand_epilogue): Update.
18528 (m32r_legitimize_pic_address): Update.
18529 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18530 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18531 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18532 (gen_push): Update.
18533 (ix86_save_reg): Update.
18534 (ix86_compute_frame_layout): Update.
18535 (ix86_expand_prologue): Update.
18536 (ix86_expand_epilogue): Update.
18537 * config/sh/sh.c (output_stack_adjust): Update.
18538 (calc_live_regs): Update.
18539 (sh5_schedule_saves): Update.
18540 (sh_expand_prologue): Update.
18541 (sh_expand_epilogue): Update.
18542 (sh_setup_incoming_varargs): Update.
18543 (sh_allocate_initial_value): Update.
18544 (sh_get_pr_initial_val): Update.
18545 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18546 * config/sh/sh.md (label:): Update.
18547 * config/avr/avr.c (out_movhi_mr_r): Update.
18548 * config/crx/crx.h (enum): Update.
18549 * config/xtensa/xtensa.h (along): Update.
18550 * config/stormy16/stormy16.c Update.
18551 (xstormy16_compute_stack_layout): Update.
18552 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18553 (fr30_expand_prologue): Update.
18554 * config/cris/cris.c (cris_conditional_register_usage): Update.
18555 (cris_reg_saved_in_regsave_area): Update.
18556 (cris_initial_frame_pointer_offset): Update.
18557 (cris_simple_epilogue): Update.
18558 (cris_expand_prologue): Update.
18559 (cris_expand_epilogue): Update.
18560 (cris_expand_pic_call_address): Update.
18561 (cris_asm_output_symbol_ref): Update.
18562 (cris_asm_output_label_ref): Update.
18563 * config/cris/cris.md Update.
18564 * config/iq2000/iq2000.c (compute_frame_size): Update.
18565 (iq2000_expand_epilogue): Update.
18566 * config/mt/mt.h (save_direction): Update.
18567 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18568 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18569 (ia64_secondary_reload_class): Update.
18570 * config/m68k/m68k.c (m68k_save_reg): Update.
18571 (m68k_expand_prologue): Update.
18572 (m68k_expand_epilogue): Update.
18573 (legitimize_pic_address): Update.
18574 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18575 (first_reg_to_save): Update.
18576 (first_altivec_reg_to_save): Update.
18577 (compute_vrsave_mask): Update.
18578 (compute_save_world_info): Update.
18579 (rs6000_stack_info): Update.
18580 (spe_func_has_64bit_regs_p): Update.
18581 (rs6000_ra_ever_killed): Update.
18582 (rs6000_emit_eh_reg_restore): Update.
18583 (rs6000_emit_allocate_stack): Update.
18584 (rs6000_emit_prologue): Update.
18585 (rs6000_emit_epilogue): Update.
18586 (rs6000_output_function_epilogue): Update.
18587 (output_profile_hook): Update.
18588 (rs6000_elf_declare_function_name): Update.
18589 * config/rs6000/rs6000.h (rs6000_args): Update.
18590 * config/rs6000/rs6000.md: Update.
18591 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18592 * config/arc/arc.c (arc_output_function_epilogue): Update.
18593 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18594 * config/darwin.c (machopic_function_base_name): Update.
18595 * config/score/score3.c (score3_compute_frame_size): Update.
18598 (score3_epilogue): Update.
18599 * config/score/score7.c (score7_compute_frame_size): Update.
18600 (score7_prologue): Update.
18601 (score7_epilogue): Update.
18602 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18603 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18604 * config/arm/arm.c (use_return_insn): Update.
18605 (require_pic_register): Update.
18606 (arm_load_pic_register): Update.
18607 (arm_compute_save_reg0_reg12_mask): Update.
18608 (arm_compute_save_reg_mask): Update.
18609 (thumb1_compute_save_reg_mask): Update.
18610 (output_return_instruction): Update.
18611 (arm_output_function_prologue): Update.
18612 (arm_output_epilogue): Update.
18613 (arm_get_frame_offsets): Update.
18614 (arm_expand_prologue): Update.
18615 (thumb_pushpop): Update.
18616 (thumb_exit): Update.
18617 (thumb1_expand_prologue): Update.
18618 (thumb1_expand_epilogue): Update.
18619 (arm_unwind_emit): Update.
18620 (arm_output_fn_unwind): Update.
18621 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18622 * config/arm/arm.md: Update.
18623 * config/pa/pa.md: Update.
18624 * config/pa/pa.c (legitimize_pic_address): Update.
18625 (compute_frame_size): Update.
18626 (hppa_expand_prologue): Update.
18627 (hppa_expand_epilogue): Update.
18628 (borx_reg_operand): Update.
18629 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18630 (HARD_REGNO_RENAME_OK): Update.
18631 * config/mips/mips.c (mips_global_pointer): Update.
18632 (mips_save_reg_p): Update.
18633 (mips_compute_frame_info): Update.
18634 (mips_frame_pointer_required): Update.
18635 (mips_expand_prologue): Update.
18636 (mips_expand_epilogue): Update.
18637 (mips_can_use_return_insn): Update.
18638 (mips_reorg_process_insns): Update.
18639 * config/v850/v850.c (compute_register_save_size): Update.
18640 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18641 * config/mmix/mmix.c (along): Update.
18642 (mmix_expand_epilogue): Update.
18643 * config/bfin/bfin.c (legitimize_pic_address): Update.
18644 (must_save_p): Update.
18645 (stack_frame_needed_p): Update.
18646 (add_to_reg): Update.
18647 (bfin_expand_prologue): Update.
18648 * stmt.c (expand_asm_operands): Update.
18649 * reload1.c (reload): Update.
18650 (init_elim_table): Update.
18652 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18654 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18656 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18658 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18659 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18660 (mov<mode>): Removed.
18661 (*movv4sf_internal): Likewise.
18662 (*movv2df_internal): Likewise.
18664 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18666 * config.gcc (crx-*-elf): Remove deprecation.
18668 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18670 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18671 __gcc_deregister_frame with atexit.
18672 (deregister_frame_dtor): Remove.
18674 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18675 Nathan Sidwell <nathan@codesourcery.com>
18677 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18679 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18680 (rs6000_isel): Likewise.
18681 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18682 (rs6000_isel): New variable.
18683 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18685 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18688 * c-common.c (handle_vector_size_attribute): Call
18689 lang_hooks.types.reconstruct_complex_type instead of
18690 reconstruct_complex_type.
18691 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18692 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18693 * langhooks.h (struct lang_hooks_for_types): Add
18694 reconstruct_complex_type hook.
18695 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18696 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18698 2008-04-24 Richard Guenther <rguenther@suse.de>
18700 * c-common.h (check_builtin_function_arguments): Declare.
18701 * c-common.c (validate_nargs): New function.
18702 (check_builtin_function_arguments): Likewise.
18703 * c-typeck.c (build_function_call): Call
18704 check_builtin_function_arguments.
18705 * builtins.c (fold_builtin_classify): Remove error reporting code.
18706 (fold_builtin_unordered_cmp): Likewise.
18707 (fold_builtin_1): Likewise.
18708 (fold_builtin_n): Likewise.
18710 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18712 PR tree-optimization/36008
18713 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18714 the original op1, rather than delta by step.
18716 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18717 Sebastian Pop <sebastian.pop@amd.com>
18719 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18720 eliminate_local_variables_stmt, eliminate_local_variables,
18721 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18722 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18723 of code delimited by two edges in the CFG.
18724 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18725 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18726 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18727 the case of parallelisation of reductions.
18728 (expr_invariant_in_region_p): New.
18730 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18731 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18733 2008-04-24 Ira Rosen <irar@il.ibm.com>
18734 Richard Guenther <rguenther@suse.de>
18736 PR tree-optimization/36034
18737 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18738 incapable of dealing with loads with gaps.
18740 2008-04-24 Rafael EspÃ
\83Ândola <espindola@google.com>
18742 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18743 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18744 vrp_evaluate_conditional.
18745 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18746 (vrp_evaluate_conditional): Split the cond argument.
18747 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18748 (simplify_stmt_for_jump_threading): Update call to
18749 vrp_evaluate_conditional.
18751 2008-04-24 Ira Rosen <irar@il.ibm.com>
18753 PR tree-optimization/35982
18754 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18755 interleaved data-refs are of the same type.
18757 2008-04-24 Danny Smith <dannysmith@users.net>
18759 * c-format.c (check_format_info_main): Use strncmp rather than a
18760 magic prefix to handle multichar length specs.
18761 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18762 Don't prefix "I64" and "I32" with '\0'.
18764 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18767 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18768 in registers for -m32 only if stdarg_p (fntype).
18770 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18772 PR rtl-optimization/36006
18773 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18774 temp to op0 in order to avoid invalid rtx sharing.
18776 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18778 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18779 check TREE_INVARIANT.
18780 * tree-gimple.c (is_gimple_address): New.
18781 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18782 * tree-gimple.h (is_gimple_address): New.
18783 * tree.h (decl_address_invariant_p): New.
18784 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18785 (build_string): Likewise.
18786 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18787 (tree_invariant_p_1): Likewise.
18788 (save_expr): Use it.
18789 (tree_invariant_p): New.
18790 (skip_simple_arithmetic): Use it.
18791 (stabilize_reference_1): Use it.
18792 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18794 (build1_stat): Drop code to compute TREE_INVARIANT.
18795 (build2_stat): Drop code to compute TREE_INVARIANT.
18796 (build3_stat): Drop code to compute TREE_INVARIANT.
18797 (build4_stat): Drop code to compute TREE_INVARIANT.
18798 (build5_stat): Drop code to compute TREE_INVARIANT.
18799 (build7_stat): Drop code to compute TREE_INVARIANT.
18800 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18801 * tree.h (struct tree_base): Remove invariant_flag.
18802 (TREE_INVARIANT): Remove.
18803 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18804 (fold_builtin_expect): Check TREE_CONSTANT.
18805 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18806 * c-tree.h (c_expr_to_decl): Drop third parameter.
18807 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18808 (build_c_cast): Don't set TREE_INVARIANT.
18809 (pop_init_level): Don't set TREE_INVARIANT.
18810 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18811 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18813 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18814 (gimplify_addr_expr): Adjust comment.
18815 * tree-mudflap.c (mf_build_string):
18816 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18817 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18818 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18819 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18820 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18821 * langhooks.h (struct lang_hooks): Drop third parameter from
18824 2008-04-23 Richard Guenther <rguenther@suse.de>
18826 PR tree-optimization/27799
18827 PR tree-optimization/32921
18828 PR tree-optimization/32624
18829 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18830 SMTs aliases and the tag itself into the solution.
18831 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18832 merge the points-to solution back into the SMT aliases.
18833 (may_alias_p): Use alias_set_subset_of instead of
18834 aliases_conflict_p. A pointer which points to
18835 memory with alias set zero may access any variable.
18837 2008-04-23 Richard Guenther <rguenther@suse.de>
18839 * alias.c (alias_set_subset_of): Correctly handle asking
18840 if zero is a subset of an alias set with zero child.
18841 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18842 (compute_flow_insensitive_aliasing): Correctly walk all
18843 pointers. Do not unnecessarily union sets.
18845 2008-04-23 Richard Guenther <rguenther@suse.de>
18847 PR middle-end/36021
18848 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18850 2008-04-22 Tomas Bily <tbily@suse.cz>
18852 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18854 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18856 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18857 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18858 * tree-inline.c (estimate_num_insns_1): Likewise.
18859 * varasm.c (const_hash_1, compare_constant, copy_constant)
18860 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18861 * emit-rtl.c (component_ref_for_mem_expr)
18862 (set_mem_attributes_minus_bitpos): Likewise.
18863 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18864 (is_aligning_offset): Likewise.
18865 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18866 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18867 * dojump.c (do_jump): Likewise.
18868 * builtins.c (get_pointer_alignment, get_memory_rtx)
18869 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18870 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18872 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18874 PR rtl-optimization/36017
18875 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18876 expanding the library call.
18878 2008-04-22 Ian Lance Taylor <iant@google.com>
18880 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18881 than size_in_bytes.
18883 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18885 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18886 of LR/CTR moves for Power6.
18888 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18890 PR middle-end/36003
18891 * passes.c (init_optimization_passes): Remove
18892 pass_fast_rtl_byte_dce.
18894 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18897 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18898 builtin functions to generate faster code.
18899 (_mm_cvtpu16_ps): Ditto.
18900 (_mm_cvtpi32x2_ps): Ditto.
18902 2008-04-22 Nick Clifton <nickc@redhat.com>
18904 * common.opt (ftree-loop-distribution): Add Optimization
18907 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18908 (frv_expand_builtin_va_start): Likewise.
18910 * config/arm/arm.c (thumb_find_work_register): Fix location of
18911 argument register count.
18913 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18915 Support scheduling for ColdFire V1 and V3 microarchitecture.
18916 Improve scheduling of multiplication instructions.
18918 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18919 (mac): New instruction attribute.
18920 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18921 (m68k_sched_mac): New variable.
18922 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18923 Handle cfv1 and cfv3.
18924 (max_insn_size): New static variable.
18925 (struct _sched_ib): New type.
18926 (sched_ib): New static variable.
18927 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18928 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18929 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18931 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18932 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18933 new variables. Update.
18934 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18935 Add modeling of cfv3 instruction buffer. Update.
18936 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18937 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18938 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18939 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18940 a particular reservation applies to.
18941 (type2): Reorganize attribute values. Rename alu to alu_reg,
18942 alu_l to alu, move_l to omove. Join move to alu. Split mul
18943 to mul_l and mul_w.
18944 (cf_ib_*): Simplify description of instruction buffer.
18945 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18946 (cf_mem): Split into cf_mem1 and cf_mem2.
18947 (cf_v2_move_??): Rename to cfv12_alu_??.
18948 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18949 (cf_v2_mul_??): Remove reservations.
18950 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18951 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18952 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18954 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18955 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18956 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18957 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18958 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18959 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18960 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18961 expansions of the above reservations for instructions of sizes
18964 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18966 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18968 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18970 * coverage.c: Include tree-pass.h.
18971 (coverage_counter_alloc): Print da_file_name to the dump file.
18973 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18975 * sbitmap.c (sbitmap_range_empty_p): New function.
18976 * sbitmap.h (sbitmap_range_empty_p): New function.
18977 * bitmap.h: Now includes obstack.h.
18979 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18980 Kenneth Zadeck <zadeck@naturalbridge.com>
18982 * dbgcnt.def (ra_byte_scan): Added.
18983 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18984 when the last hit happens for a counter.
18985 * timevar.def (TV_DF_BYTE_LR): New variable.
18986 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18987 * passes.c (pass_fast_rtl_byte_dce): New pass.
18988 * fwprop.c (update_df): Added mode to call df_ref_create.
18989 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18990 DF_REF_EXTRACT_OFFSET.
18991 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18992 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18994 (df_ref_extract): Added mode field.
18995 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18996 DF_REF_EXTRACT_OFFSET.
18997 (DF_REF_EXTRACT_MODE): New macro.
18998 (df_byte_lr_bb_info): New structure.
18999 (df_print_byte_regset, df_compute_accessed_bytes,
19000 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19001 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19002 df_byte_lr_simulate_uses,
19003 df_byte_lr_simulate_artificial_refs_at_top,
19004 df_byte_lr_simulate_artificial_refs_at_end,
19005 df_compute_accessed_bytes): New function.
19006 (df_ref_create): Add parameter.
19007 (df_byte_lr_get_bb_info): New inline function.
19008 * df-scan.c (df_ref_record, df_uses_record,
19009 df_ref_create_structure): Added mode parameter.
19010 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19011 df_defs_record, df_uses_record, df_get_conditional_uses,
19012 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19013 df_entry_block_defs_collect, df_exit_block_uses_collect):
19014 Added mode parameter to calls to df_ref_record, df_uses_record,
19015 df_ref_create_structure.
19016 (df_ref_equal_p, df_ref_compare): Added test for modes.
19017 (df_ref_create_structure): Added code to set mode. Renamed
19018 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19019 DF_REF_EXTRACT_OFFSET.
19020 * df-core.c (df_print_byte_regset): New function.
19021 * df-byte-scan.c: New file.
19022 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19023 calls to BITMAP_FREE.
19024 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19025 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19026 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19027 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19028 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19029 df_byte_lr_local_compute, df_byte_lr_init,
19030 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19031 df_byte_lr_transfer_function, df_byte_lr_free,
19032 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19033 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19034 df_byte_lr_simulate_uses,
19035 df_byte_lr_simulate_artificial_refs_at_top,
19036 df_byte_lr_simulate_artificial_refs_at_end): New function.
19037 * dce.c (byte_dce_process_block): New function.
19038 (dce_process_block): au is now passed in rather than computed
19039 locally. Changed loops that look at artificial defs to not look
19040 for conditional or partial ones, because there never are any.
19041 (fast_dce): Now is able to drive byte_dce_process_block or
19042 dce_process_block depending on the kind of dce being done.
19043 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19044 (rest_of_handle_fast_byte_dce): New function.
19045 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19046 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19048 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19051 * gcc.h: Added fortran options that take arguments to
19052 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19055 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19057 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19058 scalarization if on the LHS and not a full access.
19060 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19062 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19064 2008-04-18 Rafael EspÃ
\83Ândola <espindola@google.com>
19066 * tree-vrp.c (find_case_label_index): Fix the binary search.
19067 (find_case_label_range): New.
19068 (vrp_visit_switch_stmt): Use find_case_label_range.
19069 (simplify_switch_using_ranges): Use find_case_label_range.
19071 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19073 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19074 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19076 2008-04-18 Tom Tromey <tromey@redhat.com>
19079 * doc/cpp.texi (Implementation-defined behavior): Mention
19082 2008-04-18 Ian Lance Taylor <iant@google.com>
19084 * fold-const.c (pointer_may_wrap_p): New static function.
19085 (fold_comparison): Add another test for pointer overflow. Use
19086 pointer_may_wrap_p to disable some false positives.
19088 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19090 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19091 (fname_as_string): Match updated cpp_interpret_string prototype.
19092 (fix_string_type): Support char16_t* and char32_t*.
19093 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19094 derivative) nodes. Register as builtin if C++0x.
19095 (c_parse_error): Support CPP_CHAR{16,32}.
19096 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19097 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19098 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19099 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19100 CTI_CHAR32_ARRAY_TYPE>: New elements.
19101 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19102 char32_type_node, signed_char32_type_node, char16_array_type_node,
19103 char32_array_type_node): New defines.
19104 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19105 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19106 (lex_string): Support CPP_STRING{16,32}, match updated
19107 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19108 (lex_charconst): Support CPP_CHAR{16,32}.
19109 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19110 and CPP_STRING{16,32}.
19112 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19115 * aclocal.m4: Regenerate.
19116 * configure: Regenerate.
19118 2008-04-18 Jan Hubicka <jh@suse.cz>
19120 * except.c (dw2_size_of_call_site_table,
19121 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19123 * cgraphbuild.c (build_cgraph_edges): Update.
19124 * tree-pass.h: Update comment.
19125 * final.c (leaf_function_p): Update.
19126 (leaf_renumber_regs): Update.
19127 (rest_of_clean_state): Update.
19128 * omp-low.c (expand_omp_parallel): Update.
19129 * ipa-reference.c (analyze_function): Update.
19130 * reorg.c (find_end_label): Update.
19131 (optimize_skip): Update.
19132 (fill_simple_delay_slots): Update.
19133 (fill_simple_delay_slots): Update.
19134 (make_return_insns): Update.
19135 (dbr_schedule): Update.
19136 * gimple-low.c (record_vars_into): Update.
19137 * cfgbuild.c (make_edges): Update.
19138 * function.c (assign_stack_local): Update.
19139 (assign_parm_adjust_stack_rtl): Update.
19140 (locate_and_pad_parm): Update.
19141 (allocate_struct_function): Do not initialize stack_alignment_needed
19142 and preferred_stack_boundary here.
19143 (stack_protect_prologue): Update.
19144 (stack_protect_epilogue): Update.
19145 (expand_function_start): Initialize stack_alignment_needed,
19146 preferred_stack_boundary and max_jumptable_ents.
19147 (expand_function_end): Update.
19148 (free_after_compilation): Do not NULLify epilogue_delay_list.
19149 * function.h (struct rtl_data): Add stack_protect_guard,
19150 stack_alignment_needed,
19151 preferred_stack_boundary, epilogue_delay_list.
19152 (struct function): Remove value_histograms, stack_alignment_needed,
19153 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19155 unexpanded_var_list, stack_protect_guard.
19156 (current_function_epilogue_delay_list): Remove.
19157 * ipa-type-escape.c (analyze_function): Update.
19158 * gimplify.c (pop_gimplify_context): Update comment.
19159 * calls.c (expand_call): Update.
19160 (emit_library_call_value_1): Update.
19161 * except.c (set_nothrow_function_flags): Update.
19162 * cfgexpand.c (get_decl_align_unit): Update.
19163 (create_stack_guard): Update.
19164 (estimated_stack_frame_size): Update.
19165 (expand_used_vars): Update.
19166 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19167 * explow.c (allocate_dynamic_stack_space): Update.
19168 * tree-ssa-live.c (remove_unused_locals): Update.
19169 * varasm.c (mark_constant_pool): Update.
19170 * tree-inline.c (remap_decls): Update.
19171 (initialize_cfun): Update.
19172 (declare_return_variable): Update.
19173 (inline_forbidden_p): Update.
19174 (expand_call_inline): Update.
19175 (declare_inline_vars): Update.
19176 (tree_function_versioning): Update.
19177 * tree-flow.h (value_histograms): New.
19178 (VALUE_HISTOGRAMS): New macro.
19179 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19181 * tree-cfg.c (set_bb_for_stmt): Update.
19182 (replace_by_duplicate_decl): Update.
19183 (move_block_to_fn): Update.
19184 (new_label_mapper): Update.
19185 (dump_function_to_file): Update.
19186 * ipa-struct-reorg.c (build_data_structure): Update.
19187 * cfgrtl.c (print_rtl_with_bb): Update.
19188 * reload1.c (reload): Update.
19190 * config/i386/i386.c (setup_incoming_varargs_64,
19191 ix86_compute_frame_layout): Update.
19192 * config/arc/arc.c (arc_output_function_epilogue): Update.
19194 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19196 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19197 for FreeBSD as well.
19198 * gthr-posix95.h: Likewise.
19200 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19202 PR rtl-optimization/35838
19203 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19204 out the byte offset of the first subreg.
19206 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19208 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19209 to split_ti instead of three separate calls with single member arrays.
19210 (subti3 splitter): Ditto.
19211 (adddi3 splitter): Ditto with split_di.
19212 (subdi3 splitter): Ditto.
19213 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19214 two separate calls with single member arrays. Swap match_dup
19215 operands 1 and 2 to better fit into the array.
19216 (negdi2 splitter): Ditto with split_di.
19217 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19218 two separate calls with single member arrays. Swap match_dup operands
19219 6 and 7 to better fit into the array.
19221 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19223 * config/i386/i386.c (sse_builtin_type): New.
19224 (bdesc_sse_args): Likewise.
19225 (bdesc_sse_3arg): Removed.
19226 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19227 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19228 IX86_BUILTIN_ROUNDPS.
19229 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19230 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19231 IX86_BUILTIN_ROUNDPS.
19232 (ix86_expand_sse_4_operands_builtin): Removed.
19233 (ix86_expand_sse_operands_builtin): New.
19234 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19235 and CODE_FOR_sse4_1_roundps.
19236 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19237 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19239 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19242 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19243 regs before frame pop when needed. If use_backchain_to_restore_sp
19244 then load backchain into a temp reg to restore vr and vrsave. Add
19245 code to restore vr after frame pop if possible.
19247 2008-04-17 Richard Guenther <rguenther@suse.de>
19249 * tree-vn.c (expressions_equal_p): Do not check type
19250 equality or compatibility before calling operand_equal_p.
19251 * fold-const.c (operand_equal_p): Check equivalence of
19252 integer constants before bailing out due to signedness or
19253 precision differences.
19254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19255 spurious differences in type qualification. Ignore types
19256 for COMPONENT_REFs at all.
19258 2008-04-17 Christian Bruel <christian.bruel@st.com>
19260 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19261 msw_skip comparison.
19263 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19266 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19269 PR tree-optimization/35899
19270 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19271 rather than TREE_OPERAND.
19273 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19276 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19277 temporary registers. Change operand predicate to general_operand.
19278 (remainderxf3): Ditto.
19280 2008-04-16 Richard Guenther <rguenther@suse.de>
19282 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19283 * tree-affine.c (aff_combination_expand): Look through some
19286 2008-04-15 Doug Kwan <dougkwan@google.com>
19288 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19290 * tree-pretty-print.c (dump_generic_node): Ditto.
19291 * final.c (output_addr_const): Ditto.
19292 * dwarf2out.c (output_cfi): Ditto.
19293 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19294 * print-rtl.c (print_rtx): Ditto.
19295 * print-tree.c (print_node_brief, print_node): Ditto.
19296 * c-common.c (match_case_to_enum_1): Ditto.
19297 * sched-vis.c (print_value): Ditto.
19298 * config/i386/i386.c (print_operand): Cast to long unsigned int
19301 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19302 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19303 MS Windows VirtualProtect function.
19305 2008-04-15 Jan Hubicka <jh@suse.cz>
19307 * gengtype.c (write_root): Param_is argument is OK.
19308 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19309 * function.h: Include varray.h
19310 (rtl_eh): New stucture based on except.c one.
19311 (call_site_record): New forward declaration and vector type.
19312 * calls.c (emit_call_1): Do not call
19313 note_current_region_may_contain_throw.
19314 * except.c (eh_status): Remove cur_region, try_region since they are
19316 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19317 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19318 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19319 Remove call_site_data_used, call_site_data_size.
19320 Turn call_site_record into vector in function.h.
19321 (note_current_region_may_contain_throw): Remove.
19322 (get_exception_pointer, get_exception_filter): Do not take struct
19323 function argument; update.
19324 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19325 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19326 build_post_landing_pads, dw2_build_landing_pads,
19327 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19328 sjlj_emit_function_enter, sjlj_emit_function_enter,
19329 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19330 sjlj_build_landing_pads, finish_eh_generation,
19331 remove_exception_handler_label, remove_eh_handler,
19332 maybe_remove_eh_handler, add_reachable_handler,
19333 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19334 add_action_record, collect_one_action_chain, add_call_site,
19335 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19336 sjlj_output_call_site_table, output_function_exception_table,
19337 * except.h (note_current_region_may_contain_throw): Remove
19338 (get_exception_pointer, get_exception_filter): Do not take struct
19340 * Makefile.in (GTFILES): Put varargs before struct function.
19342 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19344 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19345 punt for STRING_CST.
19346 (get_constraint_for): Deal with STRING_CST here instead.
19348 2008-04-15 Richard Guenther <rguenther@suse.de>
19350 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19351 statements in a basic-block with a backward walk. Do not
19352 substitute into dead statements but instead remove those.
19354 2008-04-15 Richard Guenther <rguenther@suse.de>
19356 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19357 to zero, thus disable creation of SFTs.
19359 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19361 * tree-predcom.c (suitable_reference_p): Return false if the
19362 reference can throw.
19364 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19367 * c-decl.c (finish_decl): If extern or static var has variable
19368 size, set TREE_TYPE (decl) to error_mark_node.
19370 2008-04-15 Rafael EspÃ
\83Ândola <espindola@google.com>
19372 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19375 2008-04-15 Richard Guenther <rguenther@suse.de>
19377 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19378 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19379 (visit_reference_op_load): Do walk vuse-vdef chains on
19380 vn_reference_lookup.
19381 (visit_reference_op_store): But do not here.
19382 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19383 vn_reference_lookup.
19384 (vn_lookup_with_vuses): But do so here.
19386 2008-04-14 Ian Lance Taylor <iant@google.com>
19388 * fold-const.c (fold_overflow_warning): Remove assertion.
19390 2008-04-15 Ben Elliston <bje@au.ibm.com>
19392 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19393 temp1 local variables.
19395 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19398 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19399 ".text.unlikely" section as executable.
19401 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19403 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19404 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19405 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19406 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19407 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19408 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19409 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19411 2008-04-14 Ian Lance Taylor <iant@google.com>
19413 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19414 * fold-const.c (fold_comparison): If appropriate, test
19415 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19416 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19417 reassociating a pointer type.
19418 * doc/invoke.texi (Optimize Options): Document that
19419 -fstrict-overflow applies to pointer wraparound.
19421 2008-04-13 Jan Hubicka <jh@suse.cz>
19423 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19425 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19427 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19428 we are going to "save the world".
19430 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19432 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19433 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19434 operand 0 constraint, not "=".
19436 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19438 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19440 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19442 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19443 of size of positions_needed * CHAR_BIT.
19445 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19447 PR middle-end/35897
19448 * dse.c (store_info): Change positions_needed to unsigned
19450 (lowpart_bitmask): New.
19451 (record_store): Cast to unsigned HOST_WIDE_INT for
19452 positions_needed. Assert width <= size of positions_needed *
19453 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19454 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19455 lowpart_bitmask to set mask.
19457 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19459 * config/bfin/constraints.md: New file.
19460 * config/bfin/bfin.md: Include it.
19461 (adddi3): Use satisfies_constraint functions instead of the old macros.
19462 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19463 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19464 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19465 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19466 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19467 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19468 EXTRA_CONSTRAINT): Delete.
19469 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19470 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19472 * config/bfin/bfin.c: Include "tm-constrs.h".
19473 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19474 Use satisfies_constraint functions instead of the old macros.
19475 * doc/md.texi (Blackfin Constraints): Update file name reference.
19477 2008-04-11 Richard Guenther <rguenther@suse.de>
19479 PR tree-optimization/35869
19480 * tree-vrp.c (execute_vrp): Move switch statement update after
19481 jump threading. Schedule another cfg cleanup run.
19483 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19486 * attribs.c (decl_attributes): Return early on errorneous node.
19488 2008-04-10 Oleg Ryjkov <olegr@google.com>
19490 * tree.h (struct tree_base): Added a new flag default_def_flag.
19491 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19493 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19495 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19497 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19500 * pa.md: Define mode iterator P. Define mode attribute dwc.
19501 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19502 (icacheflush): Likewise.
19503 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19504 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19506 2008-04-11 Ben Elliston <bje@au.ibm.com>
19508 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19510 2008-04-10 Rafael EspÃ
\83Ândola <espindola@google.com>
19512 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19513 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19514 (extract_range_from_expr): The same.
19516 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19518 * config/mips/mips.md (GPR2): New mode iterator.
19519 (seq): Add comment.
19520 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19521 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19522 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19523 Rewrite these to take two modes, the mode of comparison and the
19524 mode of the destination.
19525 * config/mips/mips.c (mips_expand_scc): Instead of having
19526 paradoxical subreg as destination, expand "narrowing" scc if mode
19527 of comparison is SI and target is requested in DI mode.
19528 (mips_emit_int_order_test): Update comment. Make mode of
19529 comparison match CMP0 rather than TARGET. When creating inverse
19530 target use mode of TARGET.
19532 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19534 * gcov-dump.c (tag_summary): Only print summaries for the first
19535 GCOV_COUNTERS_SUMMABLE counters.
19537 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19539 * config/i386/i386.md (absneg): New code iterator.
19540 (absnegprefix): New code attribute.
19541 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19542 patterns using absneg code iterator.
19543 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19544 using absneg code iterator.
19545 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19546 *neg<mode>2 patterns using absneg code iterator.
19547 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19548 *negextendsfdf2 patterns using absneg code iterator.
19549 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19550 *negextendsfxf2 patterns using absneg code iterator.
19551 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19552 *negextendsfdf2 patterns using absneg code iterator.
19553 * config/i386/sse.md (<code><mode>2): Macroize expander from
19554 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19556 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19558 * config/s390/s390.h: Remove the remains of the recent search
19559 & replace action of current_function_outgoing_args_size.
19561 2008-04-10 Ira Rosen <irar@il.ibm.com>
19563 PR tree-optimization/35821
19564 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19565 NEW_STMT_LIST is not NULL.
19567 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19570 * toplev.c (process_options): Remove -ffunction-sections debugging
19573 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19575 PR middle-end/PR28690
19576 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19577 than gen_rtx_fmt_ee to perform more canonicalizations.
19579 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19582 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19584 2008-04-09 Richard Guenther <rguenther@suse.de>
19586 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19587 (dump_function_to_file): Dump function arguments with types.
19589 2008-04-08 Richard Guenther <rguenther@suse.de>
19591 * fold-const.c (fold_widened_comparison): Do not allow
19592 sign-changes that change the result.
19594 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19597 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19598 kinds of indirect references.
19600 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19602 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19603 GNU Fortran language string.
19605 2008-04-08 Rafael EspÃ
\83Ândola <espindola@google.com>
19607 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19608 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19609 * tree.h (tree_call_nonnegative_warnv_p): New.
19611 2008-04-08 Jan Hubicka <jh@suse.cz>
19613 * function.c (free_after_compilation): Clear out regno_reg_rtx
19616 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19619 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19621 PR middle-end/PR28690
19622 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19623 same precedence as REG_POINTER and MEM_POINTER operands.
19625 2008-04-08 Richard Guenther <rguenther@suse.de>
19627 PR middle-end/35834
19628 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19629 for adding index to base.
19631 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19633 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19634 (MINGW_ENABLE_EXECUTE_STACK): New.
19635 (IN_LIBGCC2): For libgcc include windows.h file for
19636 function declarations.
19638 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19640 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19641 and tem2 if tem1 is not a REG or MULT.
19643 2008-04-08 Jan Hubicka <jh@suse.cz>
19645 * function.h (incomming_args): Break out of struct function.
19646 (function_subsections): Break out of struct function.
19647 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19648 return_rtx and hard_reg_initial_vals from struct function.
19649 Kill inl_max_label_num.
19650 (current_function_pops_args, current_function_args_info,
19651 current_function_args_size, current_function_args_size,
19652 current_function_pretend_args_size,
19653 current_function_outgoing_args_size,
19654 current_function_internal_arg_pointer, current_function_return_rtx):
19655 Kill compatibility accestor macros.
19656 * builtins.c (expand_builtin_apply_args_1): Update.
19657 (expand_builtin_next_arg): Update.
19658 * df-scan.c (df_get_call_refs): Update.
19659 * dbxout.c (dbxout_function_end): Update.
19660 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19661 (output_line_info): Update.
19662 (secname_for_decl): Update.
19663 (dwarf2out_var_location): Update.
19664 * function.c (free_after_compilation): Update.
19665 (assign_parm_find_stack_rtl): Update.
19666 (assign_parms): Update.
19667 (expand_dummy_function_end): Update.
19668 (expand_function_end): Update.
19669 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19670 (expand_call): Update.
19671 (emit_library_call_value_1): Update.
19672 (store_one_arg): Update.
19673 * varasm.c (initialize_cold_section_name): Update.
19674 (unlikely_text_section): Update.
19675 (unlikely_text_section_p): Update.
19676 (assemble_start_function): Update.
19677 (assemble_end_function): Update.
19678 (default_section_type_flags): Update.
19679 (switch_to_section): Update.
19680 * integrate.c (set_decl_abstract_flags): Update.
19681 (get_hard_reg_initial_val): Update.
19682 (has_hard_reg_initial_val): Update.
19683 (allocate_initial_values): Update.
19684 * resource.c (init_resource_info): Update.
19685 * config/alpha/alpha.c (NUM_ARGS): Update.
19686 (direct_return): Update.
19687 (alpha_va_start): Update.
19688 (alpha_sa_size): Update.
19689 (alpha_initial_elimination_offset): Update.
19690 (alpha_expand_prologue): Update.
19691 (alpha_start_function): Update.
19692 (alpha_expand_epilogue): Update.
19693 (unicosmk_initial_elimination_offset):
19694 * config/alpha/alpha.md (call expander): Update.
19695 * config/s390/s390.c (s390_register_info): Update.
19696 (s390_register_info): Update.
19697 (s390_frame_info): Update.
19698 (s390_initial_elimination_offset): Update.
19699 (s390_build_builtin_va_list): Update.
19700 (s390_va_start): Update.
19701 * config/spu/spu.c (direct_return): Update.
19702 (spu_expand_prologue): Update.
19703 (spu_initial_elimination_offset): Update.
19704 (spu_build_builtin_va_list): Update.
19705 (spu_va_start): Update.
19706 * config/sparc/sparc.c (sparc_init_modes): Update.
19707 (sparc_compute_frame_size): Update.
19708 (function_value): Update.
19709 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19710 * config/i386/i386.md (return expander): Update.
19711 * config/i386/i386.c (ix86_va_start): Update.
19712 (ix86_can_use_return_insn_p): Update.
19713 (ix86_compute_frame_layout): Update.
19714 (ix86_expand_epilogue): Update.
19715 * config/sh/sh.c (output_stack_adjust): Update.
19716 (calc_live_regs): Update.
19717 (sh_expand_prologue): Update.
19718 (sh_builtin_saveregs): Update.
19719 (sh_va_start): Update.
19720 (initial_elimination_offset): Update.
19721 (sh_allocate_initial_value): Update.
19722 (sh_function_ok_for_sibcall): Update.
19723 (sh_get_pr_initial_val): Update.
19724 * config/sh/sh.md (return expander): Update.
19725 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19726 * config/crx/crx.c (crx_compute_frame): UPdate.
19727 (crx_initial_elimination_offset): UPdate.
19728 * config/xtensa/xtensa.c (compute_frame_size): Update
19729 (xtensa_builtin_saveregs): Update.
19730 (xtensa_va_start): Update.
19731 (order_regs_for_local_alloc): Update.
19732 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19733 (xstormy16_expand_builtin_va_start): Update.
19734 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19735 * config/m68hc11/m68hc11.md (return expanders): Update.
19736 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19737 (expand_epilogue): Update.
19738 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19739 (cris_simple_epilogue): Update.
19740 (cris_expand_prologue): Update.
19741 (cris_expand_epilogue): Update.
19742 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19743 (compute_frame_size): Update.
19744 * config/mt/mt.c (mt_compute_frame_size): Update.
19745 * config/mn10300/mn10300.c (expand_prologue): Update.
19746 (expand_epilogue): Update.
19747 (initial_offset): Update.
19748 (mn10300_builtin_saveregs):
19749 * config/mn10300/mn10300.md (return expander): Update.
19750 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19751 (ia64_initial_elimination_offset): Update.
19752 (ia64_initial_elimination_offset): Update.
19753 (ia64_expand_prologue): Update.
19754 * config/m68k/m68k.md (return expander): Update.
19755 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19756 (rs6000_stack_info): Update.
19757 * config/mcore/mcore.c (layout_mcore_frame): Update.
19758 (mcore_expand_prolog): Update.
19759 * config/arc/arc.c (arc_compute_frame_size): Update.
19760 * config/score/score3.c (score3_compute_frame_size): Update.
19761 * config/score/score7.c (score7_compute_frame_size): Update.
19762 * config/arm/arm.c (use_return_insn): Update.
19763 (thumb_find_work_register): Update.
19764 (arm_compute_save_reg_mask): Update.
19765 (arm_output_function_prologue): Update.
19766 (arm_output_epilogue): Update.
19767 (arm_size_return_regs): Update.
19768 (arm_get_frame_offsets): Update.
19769 (arm_expand_prologue): Update.
19770 (thumb_exit): Update.
19771 (thumb_unexpanded_epilogue): Update.
19772 (thumb1_output_function_prologue): Update.
19773 * config/pa/pa.md (return expander): Update.
19774 * config/pa/pa.c (compute_frame_size): Update.
19775 (hppa_builtin_saveregs): Update.
19776 * config/mips/mips.c (mips_va_start): Update.
19777 (mips16_build_function_stub): Update.
19778 (mips_compute_frame_info): Update.
19779 (mips_restore_gp): Update.
19780 (mips_output_function_prologue): Update.
19781 (mips_expand_prologue): Update.
19782 * config/v850/v850.c (compute_frame_size): Update.
19783 (expand_prologue): * config/mmix/mmix.c (along): update.
19784 (mmix_initial_elimination_offset): update.
19785 (mmix_reorg): update.
19786 (mmix_use_simple_return): update.
19787 (mmix_expand_prologue): update.
19788 (mmix_expand_epilogue): Update.
19789 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19790 (emit_link_insn): Update.
19792 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19794 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19795 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19797 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19800 2008-04-07 Jan Hubicka <jh@suse.cz>
19802 * function.h (rtl): Rename to x_rtl.
19803 (crtl): New define.
19804 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19805 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19806 used_temp_slots avail_temp_slots, temp_slot_level,
19807 nonlocal_goto_handler_labels): Update accesstors.
19808 (rtl): New global variable.
19809 (struct function): Move some fileds to rtl_data.
19810 (get_arg_pointer_save_area): Update prototype.
19811 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19812 get_arg_pointer_save_area.
19813 * expr.c (init_expr): Update
19814 * function.c (get_frame_size): Update
19815 (assign_stack_local): Update
19816 (expand_function_end): Update.
19817 (get_art_pointer_save_area): Update
19819 * emit-rtl.c (rtl): Declare.
19820 (regno_reg_rtx): Declare.
19821 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19823 (gen_reg_rtx): Update.
19824 * varasm.c (n_deferred_constatns): Update accestor.
19825 (init_varasm_status): Do not allocate varasm_status.
19826 (force_const_mem, get_pool_size, output_constant_pool): Update.
19827 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19828 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19829 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19830 * sparc/sparc.h (INIT_EXPANDERS): Update.
19831 * ia64/ia64.h (INIT_EXPANDERS): Update.
19833 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19835 * reload.c (push_secondary_reload): Add missing break to for loop.
19837 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19839 PR middle-end/PR28690
19840 * rtlanal.c: Update copyright years.
19841 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19842 as REG_POINTER and MEM_POINTER operands.
19843 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19844 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19845 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19846 * gcse.c: Update copyright years.
19847 (pre_delete): Call gen_reg_rtx_and_attrs.
19848 (hoist_code): Likewise.
19849 (build_store_vectors): Likewise.
19850 (delete_store): Likewise.
19851 * loop-invariant.c (move_invariant_reg): Likewise.
19852 Update copyright years.
19854 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19856 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19857 control string instead of quoted.
19859 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19861 * doc/rtl.texi: Rewrite of subreg section.
19863 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19866 * config/i386/i386.c (legitimize_pic_address): Add treating
19867 of dllimport SYM_REF's.
19868 (legitimize_dllimport_symbol): Add prototype.
19870 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19872 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19873 reference in constructor with non self-referential type.
19875 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19877 Removal of Return with Depressed Stack Pointer support
19878 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19879 (ECF_SP_DEPRESSED): Likewise.
19880 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19881 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19882 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19883 (expand_call): Do not test ECF_SP_DEPRESSED.
19884 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19885 * function.c (keep_stack_depressed): Delete.
19886 (handle_epilogue_set): Likewise.
19887 (update_epilogue_consts): Likewise.
19888 (emit_equiv_load): Likewise.
19889 (thread_prologue_and_epilogue_insns): Remove support for Return with
19890 Depressed Stack Pointer.
19891 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19893 2008-04-06 Richard Guenther <rguenther@suse.de>
19895 PR tree-optimization/35400
19896 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19897 information from SSA_NAMEs.
19899 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19901 * config/avr/avr.h (avr_mega_p): Remove declaration.
19902 (AVR_MEGA): Remove macro.
19903 * config/avr/avr.c (avr_mega_p): Remove variable.
19904 (avr_override_options): Remove inicializion of avr_mega_p.
19905 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19906 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19907 (avr_jump_mode): (Ditto.).
19908 (avr_output_progmem_section_asm_op): (Ditto.).
19909 (avr_asm_init_sections): (Ditto.).
19910 (avr_asm_init_sections): (Ditto.).
19911 (avr_rtx_costs): (Ditto.).
19912 * config/avr/avr.md: (Ditto.).
19913 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19916 2008-04-06 Richard Guenther <rguenther@suse.de>
19918 PR tree-optimization/35842
19919 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19920 is_gimple_invariant_address.
19922 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19924 * gcc.c (default_compilers): Sync Fortran extensions list with
19925 that in fortran/lang-specs.h.
19926 * doc/invoke.texi: Likewise.
19927 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19928 * dwarf2out.c (gen_compile_unit_die): Likewise.
19930 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19932 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19934 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19937 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19938 attribute is used for nested functions.
19940 2008-04-05 Jan Hubicka <jh@suse.cz>
19942 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19944 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19946 (dump_files): Update.
19947 (enable_rtl_dump_file): Do not accept letter argument.
19948 * tree-pass.h (dump_file_info): Remove letter argument.
19949 * toplev.c (decode_d_option): Update -da handling.
19950 * toplev.h (enable_rtl_dump_file): Update prototype.
19951 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19952 it out based on pass type.
19953 (register_dump_files_1): Likewise.
19954 (init_optimization_passes): Update register_one_dump_file calls.
19955 (execute_one_pass): Sanity check that IPA passes are called at IPA
19956 level and RTL passes at RTL level.
19957 (execute_pass_list): IPA pass can not be after or subpass of
19959 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19960 disallov RTL subpasses of IPA subpasses.
19962 2008-04-05 Ben Elliston <bje@au.ibm.com>
19964 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19965 builtins that return exactly once and do not throw. Cache call to
19968 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19970 PR rtl-optimization/34916
19971 PR middle-end/35519
19972 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19973 between instruction pairs.
19975 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19977 * doc/invoke.texi: Document -mbitops for SH.
19978 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19979 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19980 * config/sh/sh.c (print_operand): Add %t operand code.
19981 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19982 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19983 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19984 (extendqihi2): Likewise.
19985 (movqi_i): Likewise.
19986 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19987 (extv): Use bld instruction for SH2A if possible.
19989 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19990 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19991 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19992 (bset.b, bclr.b): Define peepholes.
19993 * config/sh/sh.opt (mbitops): New option.
19995 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19998 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19999 and view convert expression.
20001 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20004 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20006 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20008 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20010 * config/i386/cpuid.h (bit_AES): New.
20011 (bit_PCLMUL): Likewise.
20013 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20014 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20015 SSE2 if AES or PCLMUL is enabled.
20016 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20017 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20018 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20019 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20020 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20021 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20022 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20023 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20024 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20025 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20026 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20027 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20028 __builtin_ia32_aeskeygenassist128 and
20029 __builtin_ia32_pclmulqdq128.
20030 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20031 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20032 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20034 * config/i386/i386.h (TARGET_AES): New.
20035 (TARGET_PCLMUL): Likewise.
20036 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20038 * config/i386/i386.md (UNSPEC_AESENC): New.
20039 (UNSPEC_AESENCLAST): Likewise.
20040 (UNSPEC_AESDEC): Likewise.
20041 (UNSPEC_AESDECLAST): Likewise.
20042 (UNSPEC_AESIMC): Likewise.
20043 (UNSPEC_AESKEYGENASSIST): Likewise.
20044 (UNSPEC_PCLMUL): Likewise.
20046 * config/i386/i386.opt (maes): New.
20047 (mpclmul): Likewise.
20049 * config/i386/sse.md (aesenc): New pattern.
20050 (aesenclast): Likewise.
20051 (aesdec): Likewise.
20052 (aesdeclast): Likewise.
20053 (aesimc): Likewise.
20054 (aeskeygenassist): Likewise.
20055 (pclmulqdq): Likewise.
20057 * config/i386/wmmintrin.h: New.
20059 * doc/extend.texi: Document AES and PCLMUL built-in function.
20061 * doc/invoke.texi: Document -maes and -mpclmul.
20063 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20065 * function.c (free_after_parsing): Replace with
20066 cxx_push_function_context from C++ front-end.
20067 (allocate_struct_function): Don't call langhook.
20068 * langhooks.h (struct lang_hooks_for_functions): Delete.
20069 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20071 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20072 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20073 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20074 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20075 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20076 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20077 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20079 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20080 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20082 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20085 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20088 2008-04-04 Richard Guenther <rguenther@suse.de>
20090 PR middle-end/35823
20091 * fold-const.c (optimize_minmax_comparison): Use the correct
20092 type for the constant in the simplified comparison.
20094 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20096 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20097 Pass L2 size as "--param l2-cache-size" to the compiler.
20098 (decode_l2_cache): New function to decode L2 cache parameters using
20099 0x8000006 extended cpuid function.
20100 (detect_caches_amd): Determine parameters of L2 cache using
20101 decode_l2_caches function.
20102 (decode_caches_intel): Decode L2 cache parameters.
20103 (detect_caches_intel): Determine L2 cache parameters using
20104 decode_caches_intel and decode_l2_caches functions.
20106 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20108 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20109 secondary input reload for subword loads from the constant pool.
20111 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20114 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20115 constants of the appropriate size for runtime calculations.
20118 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20119 decimal-float literal constant zero.
20121 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20124 * c-parser.c (c_parser_omp_atomic): Call
20125 default_function_array_conversion on the RHS.
20127 PR middle-end/35818
20128 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20129 call is_variable_sized if decl has incomplete type.
20131 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20133 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20135 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20137 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20139 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20140 (sgt<u>): Merge sgt and sgtu into new expander.
20141 (sgt, sgtu): Remove expanders.
20142 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20143 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20144 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20145 *sgtu_<mode>_mips16 into new pattern.
20146 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20147 (sge<u>): Merge sge and sgeu into new expander.
20148 (sge, sgeu): Remove expanders.
20149 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20151 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20152 (slt<u>): Merge slt and sltu into new expander.
20153 (slt, sltu): Remove expanders.
20154 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20155 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20156 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20157 *sltu_<mode>_mips16 into new pattern.
20158 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20159 (sle<u>): Merge sle and sleu into new expander.
20160 (sle, sleu): Remove expanders.
20161 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20162 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20163 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20164 *sleu_<mode>_mips16 into new pattern.
20165 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20167 2008-04-03 Jan Hubicka <jh@suse.cz>
20169 PR tree-optimization/35795
20170 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20171 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20172 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20173 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20174 * score/score3.c (score3_output_mi_thunk): Likewise.
20175 * score/score7.c (score7_output_mi_thunk): Likewise.
20176 * mips/mips.c (mips_output_mi_thunk): Likewise.
20178 2008-04-03 Richard Guenther <rguenther@suse.de>
20180 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20181 conversions. Simplify code.
20183 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20185 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20187 2008-04-03 Tom Tromey <tromey@redhat.com>
20188 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20190 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20191 * config/bfin/t-bfin-linux (generated_files): Add
20192 linux-sysroot-suffix.h.
20193 * doc/install.texi (Prerequisites): Require make 3.80.
20194 * doc/sourcebuild.texi (Front End Directory): Document new
20196 * Makefile.in (generated_files): New variable.
20197 (ALL_HOST_OBJS): New variable.
20198 ($(ALL_HOST_OBJS)): New target.
20200 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20202 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20203 (remap_block): Call id->transform_lang_insert_block instead
20205 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20206 Set id.transform_lang_insert_block to NULL.
20207 (clone_body): Move to cp/optimize.c
20208 * tree-inline.h (struct copy_body_data): Change
20209 transform_lang_insert_block to function pointer.
20210 (copy_generic_body, copy_decl_no_change): Export.
20211 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20212 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20213 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20215 * c-tree.h (insert_block): Kill.
20216 * c-decl.c (insert_block): Kill.
20218 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20220 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20221 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20222 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20224 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20225 argument, call {push,pop}_function_context from here.
20226 * c-parser.c: Use c_{push,pop}_function_context.
20228 * function.c (push_function_context_to): Move meat ...
20229 (push_function_context): ... here. Simplify.
20230 * function.c (pop_function_context_from): Move meat ...
20231 (pop_function_context): ... here. Simplify.
20232 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20234 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20235 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20236 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20237 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20239 2008-04-03 Ben Elliston <bje@au.ibm.com>
20241 * expmed.c (extract_force_align_mem_bit_field): Remove.
20243 2008-04-03 Richard Guenther <rguenther@suse.de>
20245 PR middle-end/35800
20246 * expr.h (try_casesi): Adjust prototype.
20247 * expr.c (try_casesi): Take fallback label as extra parameter.
20248 Use that for gen_casesi if default_label is NULL.
20249 * stmt.c (expand_case): Pass fallback label to try_casesi,
20250 make sure to fill gaps with a fallback label if default_label
20253 2008-04-03 Dominique d'HumiÃ
\83¨res <dominiq@lps.ens.fr>
20256 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20258 2008-04-03 Ben Elliston <bje@au.ibm.com>
20260 * expmed.c (extract_split_bit_field): Remove if (0) code.
20261 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20262 (do_ds_constraint): Likewise.
20264 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20266 * doc/cppopts.texi (-dU): Document.
20267 * c-common.h (flag_dump_macros): Update comment.
20268 * c-opts.c (handle_OPT_d): Handle -dU.
20269 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20270 dump_queued_macros, cb_used_define, cb_used_undef): New.
20271 (init_pp_output): Handle -dU.
20272 (cb_line_change): Call dump_queued_macros.
20273 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20275 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20277 * config/avr/predicates.md (io_address_operand): New predicate.
20278 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20279 * config/avr/avr.c (avr_io_address_p): Remove function.
20280 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20281 'avr_io_address_p' function.
20282 (out_movhi_r_mr): (Ditto.).
20283 (out_movqi_mr_r): (Ditto.).
20284 (out_movhi_mr_r): (Ditto.).
20285 (avr_address_cost): (Ditto.).
20287 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20289 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20290 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20291 in 32bit mode when XMM registers are available to avoid store
20293 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20294 corresponding post-reload splitters.
20296 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20298 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20299 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20300 __builtin_ia32_roundss.
20301 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20302 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20303 __builtin_ia32_roundss.
20304 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20305 IX86_BUILTIN_SHUFPD here.
20307 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20309 * config/i386/i386.md (plogic): New.
20310 (plogicprefix): Likewise.
20312 * config/i386/mmx.md (mmx_<code><mode>3): New.
20313 (mmx_and<mode>3): Removed.
20314 (mmx_ior<mode>3): Likewise.
20315 (mmx_xor<mode>3): Likewise.
20317 * config/i386/sse.md (<code><mode>3): New.
20318 (*<code><mode>3): Likewise.
20319 (*<code><mode>3): Likewise.
20320 (<code><mode>3): Likewise.
20321 (*sse_<code><mode>3): Likewise.
20322 (*sse2_<code><mode>3): Likewise.
20323 (<code>tf3): Likewise.
20324 (*<code>tf3): Likewise.
20325 (and<mode>3): Likewise.
20326 (*and<mode>3): Likewise.
20327 (ior<mode>3): Removed.
20328 (*ior<mode>3): Likewise.
20329 (xor<mode>3): Likewise.
20330 (*xor<mode>3): Likewise.
20331 (*and<mode>3): Likewise.
20332 (*ior<mode>3): Likewise.
20333 (*xor<mode>3): Likewise.
20334 (and<mode>3): Likewise.
20335 (*sse_and<mode>3): Likewise.
20336 (*sse2_and<mode>3): Likewise.
20337 (andtf3): Likewise.
20338 (*andtf3): Likewise.
20339 (ior<mode>3): Likewise.
20340 (*sse_ior<mode>3): Likewise.
20341 (*sse2_ior<mode>3): Likewise.
20342 (iortf3): Likewise.
20343 (*iortf3): Likewise.
20344 (xor<mode>3): Likewise.
20345 (*sse_xor<mode>3): Likewise.
20346 (*sse2_xor<mode>3): Likewise.
20347 (xortf3): Likewise.
20348 (*xortf3): Likewise.
20350 2008-04-02 Richard Guenther <rguenther@suse.de>
20352 PR tree-optimization/14495
20353 PR tree-optimization/34793
20354 * tree-vrp.c (struct switch_update): New structure.
20355 (to_remove_edges, to_update_switch_stmts): New VECs.
20356 (simplify_switch_using_ranges): New function. Remove not taken
20357 case labels and edges.
20358 (simplify_stmt_using_ranges): Call it.
20359 (identify_jump_threads): Mark edges we have queued for removal
20360 so we don't thread them.
20361 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20363 * tree-cfg.c (group_case_labels): Deal with missing default label.
20364 (tree_verify_flow_info): Allow missing default label.
20365 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20366 (emit_case_nodes): Likewise.
20367 (expand_case): Do not rely on the default label to be present.
20368 * expr.c (try_casesi): Deal with NULL default_label.
20369 (do_tablejump): Likewise.
20371 2008-04-02 Richard Guenther <rguenther@suse.de>
20373 PR tree-optimization/14495
20374 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20375 SWITCH_EXPR here ...
20376 (vrp_visit_switch_stmt): ... but here (new function).
20377 (find_case_label_index): New helper function.
20378 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20380 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20382 * fwprop.c: Fix ISO-C99ism.
20384 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20387 * Makefile.in (objdir): Set it here.
20388 * configure.ac: Not here. Find dynamic linker characteristics.
20389 * exec-tool.in: Use them.
20390 * aclocal.m4: Regenerate.
20391 * configure: Regenerate.
20393 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20395 * expr.c (expand_var): Delete it.
20396 * expr.h (expand_var): Delete prototype.
20397 * function.c (expand_function_start): Use expand_decl instead.
20398 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20401 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20403 PR rtl-optimization/35542
20404 * fwprop.c (forward_propagate_and_simplify): Replace
20405 loc_reg_mentioned_in_p with reg_mentioned_p.
20407 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20409 PR rtl-optimization/35281
20410 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20411 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20412 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20413 (varying_mem_p): Move above propagate_rtx.
20414 (all_uses_available_at): Do not check MEMs.
20416 2008-04-02 Rafael EspÃ
\83Ândola <espindola@google.com>
20418 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20419 (register_edge_assert_for_2): Split the cond argument.
20420 (register_edge_assert_for_1): Adjust for the change in
20421 register_edge_assert_for_2.
20422 (register_edge_assert_for): Split the cond argument.
20423 (find_switch_asserts): Adjust for the change in
20424 register_edge_assert_for.
20426 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20428 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20429 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20430 offsets for 64-bit mingw.
20431 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20432 abi for x86_64-pc-mingw.
20434 2008-04-02 Richard Guenther <rguenther@suse.de>
20436 * tree-vrp.c (extract_range_from_assert): Make sure to not
20437 produce range min/max with TREE_OVERFOW set.
20438 If merging a anti-range and a range keep the anti-range if
20439 the range covers all values of the type.
20440 (register_edge_assert_for_2): Only allow sign-changing
20441 conversions in detecting canonical range checks. Also
20442 register an assert for the unsigned name if useful.
20444 PR tree-optimization/35787
20445 * tree-vrp.c (vrp_val_max): New function.
20446 (vrp_val_min): Likewise.
20447 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20448 (vrp_val_is_min): Likewise.
20449 (supports_overflow_infinity): Use vrp_val_{min,max}.
20450 (negative_overflow_infinity): Likewise.
20451 (positive_overflow_infinity): Likewise.
20452 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20453 (is_positive_overflow_infinity): Likewise.
20454 (is_overflow_infinity): Likewise.
20455 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20456 vrp_val_is_{min,max}.
20457 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20458 to ranges if possible. Avoid empty ranges.
20460 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20462 PR middle-end/35705
20463 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20464 the expression is a function address.
20466 2008-04-01 George Helffrich <george@gcc.gnu.org>
20468 PR fortran/35154, fortran/23057
20469 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20470 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20471 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20472 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20474 (dbxout_syms): Check for COMMON-based symbol and wrap in
20475 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20476 in bracket for efficiency.
20478 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20479 using DW_TAG_common_block + member offset.
20480 (add_pubname_string): New function.
20481 (dw_expand_expr): New function to find block name and offset for
20483 (common_check): New function to check whether symbol in Fortran COMMON.
20484 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20486 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20489 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20491 2008-04-02 Ben Elliston <bje@au.ibm.com>
20493 * config/v850/v850.md (casesi): Remove if (0) code.
20494 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20495 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20497 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20499 * config/i386/i386.md (rex64suffix): New mode attribute.
20500 (floathi<mode>2): Disable expander for SSE math.
20501 (*floathi<mode>2_1): New insn insn_and_split pattern.
20502 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20503 corresponding post-reload splitters.
20504 (*floathi<mode>2_i387): New macroized insn pattern.
20505 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20506 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20507 insn_and_split pattern.
20508 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20509 New macroized instruction patterns and corresponding post-reload
20511 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20512 and corresponding post-reload splitters.
20513 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20514 New macroized instruction patterns.
20515 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20516 macroized instruction patterns and corresponding post-reload splitters.
20517 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20518 corresponding post-reload splitters.
20519 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20520 New macroized instruction patterns.
20521 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20522 corresponding post-reload splitters.
20523 (*floatsi<mode>2_i387): New macroized instruction patterns.
20525 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20527 * config/i386/i386.md (smaxmin): New.
20528 (umaxmin): Likewise.
20529 (maxminiprefix): Likewise.
20530 (maxminfprefix): Likewise.
20531 (<code><mode>3): Likewise.
20532 (smin<mode>3): Removed.
20533 (smax<mode>3): Likewise.
20535 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20536 (mmx_<code>v4hi3): Likewise.
20537 (mmx_<code>v8qi3): Likewise.
20538 (mmx_smaxv2sf3): Removed.
20539 (mmx_sminv2sf3): Likewise.
20540 (mmx_umaxv8qi3): Likewise.
20541 (mmx_smaxv4hi3): Likewise.
20542 (mmx_uminv8qi3): Likewise.
20543 (mmx_sminv4hi3): Likewise.
20545 * config/i386/sse.md (<addsub><mode>3): New.
20546 (*<addsub><mode>3): Likewise.
20547 (<sse>_vm<addsub><mode>3): Likewise.
20548 (<maxmin><mode>3): Likewise.
20549 (*<maxmin><mode>3_finite): Likewise.
20550 (*<maxmin><mode>3): Likewise.
20551 (<sse>_vm<maxmin><mode>3): Likewise.
20552 (sse3_h<addsub>v4sf3): Likewise.
20553 (sse3_h<addsub>v2df3): Likewise.
20554 (<maxmin>v16qi3): Likewise.
20555 (*<maxmin>v16qi3): Likewise.
20556 (<maxmin>v8hi3): Likewise.
20557 (*<maxmin>v8hi3): Likewise.
20558 (*sse4_1_<maxmin><mode>3): Likewise.
20559 (*sse4_1_<maxmin><mode>3): Likewise.
20560 (add<mode>3): Removed.
20561 (*add<mode>3): Likewise.
20562 (<sse>_vmadd<mode>3): Likewise.
20563 (sub<mode>3): Likewise.
20564 (*sub<mode>3): Likewise.
20565 (<sse>_vmsub<mode>3): Likewise.
20566 (smin<mode>3): Likewise.
20567 (*smin<mode>3_finite): Likewise.
20568 (*smin<mode>3): Likewise.
20569 (<sse>_vmsmin<mode>3): Likewise.
20570 (smax<mode>3): Likewise.
20571 (*smax<mode>3_finite): Likewise.
20572 (*smax<mode>3): Likewise.
20573 (<sse>_vmsmax<mode>3): Likewise.
20574 (sse3_haddv4sf3): Likewise.
20575 (sse3_haddv2df3): Likewise.
20576 (sse3_hsubv4sf3): Likewise.
20577 (sse3_hsubv2df3): Likewise.
20578 (umaxv16qi3): Likewise.
20579 (*umaxv16qi3): Likewise.
20580 (smaxv8hi3): Likewise.
20581 (*smaxv8hi3): Likewise.
20582 (*sse4_1_smax<mode>3): Likewise.
20583 (*sse4_1_umax<mode>3): Likewise.
20584 (uminv16qi3): Likewise.
20585 (*uminv16qi3): Likewise.
20586 (sminv8hi3): Likewise.
20587 (*sminv8hi3): Likewise.
20588 (*sse4_1_smin<mode>3): Likewise.
20589 (*sse4_1_umin<mode>3): Likewise.
20591 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20593 * tree-cfg.c (verify_expr): remove in_phi.
20594 (verify_stmt): Don't call walk_tree with verify_expr. Use
20595 is_gimple_min_invariant instead of is_gimple_val.
20597 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20599 * doc/include/gpl_v3.texi: Update for manpage generation.
20600 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20602 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20603 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20604 gpl_v3.texi instead of gpl.texi.
20607 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20610 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20612 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20614 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20615 (extract_code_and_val_from_cond): Use
20616 extract_code_and_val_from_cond_with_ops.
20618 2008-04-01 Jan Hubicka <jh@suse.cz>
20620 * function.c (free_after_compilation): Free epilogue_delay_list.
20621 (prepare_function_start): Assert that previous compilation was freed.
20623 2008-04-01 Jan Hubicka <jh@suse.cz>
20624 Jim Wilson <wilson@tuliptree.org>
20625 Andreas Tobler <andreast@gcc.gnu.org>
20627 PR middle-end/35781
20628 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20629 rtl.emit instead cfun->emit.
20630 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20631 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20633 2008-04-01 Ben Elliston <bje@au.ibm.com>
20635 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20637 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20639 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20641 (fprofile-use): Add var flag_profile_use
20642 * coverage.c (coverage_begin_output): Do not open a gcno file for
20643 output only if -ftest-coverage is set.
20644 Do not add getpwd() to gcda file path.
20645 (build_gcov_info): Check the new flag
20646 flag_profile_datafile_relative_path.
20647 (coverage_init): Use profile_data_prefix.
20648 Read profile counter only if flag_profile_use is set.
20649 * opts.c (common_handle_option): New option fprofile-use=,
20650 fprofile-dir=, fprofile-generate=.
20651 * toplev.c (profile_data_prefix): New variable definition.
20652 * toplev.h (profile_data_prefix): New declaration.
20653 * doc/invoke.tex (Option Summary, Optimization Options):
20656 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20658 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20659 use tmp consistently.
20662 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20663 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20664 UNSPEC_FR_RECIP_APPROX_RES.
20665 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20667 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20670 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20672 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20674 PR middle-end/30186
20675 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20676 element of the vector via a pointer.
20678 2008-03-31 Ian Lance Taylor <iant@google.com>
20680 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20682 2008-03-31 Jan Hubicka <jh@suse.cz>
20684 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20685 get_arg_pointer_save_area.
20686 * expr.c (init_expr): Just clear out rtl.expr.
20687 * function.c (free_after_compilation): Clear out whole RTL structure.
20688 (get_func_frame_size): Merge into ...
20689 (get_frame_size): ... this one.
20690 (assign_stack_local_1): Merge into ...
20691 (assign_stack_local): ... this one.
20692 (expand_function_end): Update call of get_arg_pointer_save_area.
20693 (get_art_pointer_save_area): Remove cfun argument.
20694 * function.h (emit_status): regno_pointer_align does not need length
20695 attribute. Move x_regno_reg_rtx to ...
20696 (regno_reg_rtx): ... new global array.
20697 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20698 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20699 apply_args_value, forced_labels, stack_pointer_delta):
20701 (struct varasm_status): Move here from varasm.c
20702 (struct rtl_data): New. Move here some fields from struct function.
20703 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20704 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20705 used_temp_slots avail_temp_slots, temp_slot_level,
20706 nonlocal_goto_handler_labels): Update accesstors.
20707 (rtl): New global variable.
20708 (struct function): Move some fileds to rtl_data.
20709 (get_arg_pointer_save_area): Update prototype.
20710 * emit-rtl.c (rtl): Declare.
20711 (regno_reg_rtx): Declare.
20712 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20714 (gen_reg_rtx): Update.
20715 (init_virtual_regs): Do not tate emit_status argument.
20716 (init_emit): Do not allocate emit.
20717 * varasm.c (varasm_statuc): Move to function.h.
20718 (n_deferred_constatns): Update accestor.
20719 (init_varasm_status): Do not allocate varasm_status.
20720 (force_const_mem, get_pool_size, output_constant_pool): Update.
20721 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20722 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20724 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20726 PR rtl-optimization/35729
20727 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20730 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20733 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20734 load/store if memory is unaligned.
20735 (*movti_rex64): Likewise.
20737 * config/i386/predicates.md (misaligned_operand): New.
20739 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20742 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20745 2008-03-31 Jan Beulich <jbeulich@novell.com>
20747 * config/ia64/constraints.md: Add 'j' constraint.
20748 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20749 (movdi_internal): Likewise.
20751 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20754 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20756 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20759 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20760 proper error message for the third argument on blendpd and
20763 * config/i386/sse.md (blendbits): New.
20764 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20766 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20768 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20770 2008-03-30 Richard Guenther <rguenther@suse.de>
20772 PR middle-end/31023
20773 * fold-const.c (fold_sign_changed_comparison): Do leave
20774 conversions to base-types alone.
20776 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20778 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20779 the link register if one altivec register is be saved.
20781 2008-03-30 Ben Elliston <bje@au.ibm.com>
20783 * final.c (final_scan_insn): Remove if (0) code.
20785 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20787 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20789 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20791 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20792 of V4SFmode to ix86_binary_operator_ok.
20794 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20796 * config/i386/i386.c (override_options): Initialize
20797 ix86_veclib_handler to ix86_veclibabi_svml when
20798 -mveclibabi=svml is used.
20799 (ix86_veclibabi_svml): New function for SVML ABI style
20800 vectorization support.
20801 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20803 2008-03-28 Rafael EspÃ
\83Ândola <espindola@google.com>
20805 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20806 (tree_binary_nonnegative_warnv_p): Make it public.
20807 (tree_single_nonnegative_warnv_p): Make it public.
20808 (tree_invalid_nonnegative_warnv_p): Make it public.
20809 (tree_unary_nonzero_warnv_p): Make it public.
20810 (tree_binary_nonzero_warnv_p): Make it public
20811 (tree_single_nonzero_warnv_p): Make it public.
20812 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20813 (extract_range_from_binary_expr): Split the expr argument.
20814 (extract_range_from_unary_expr): Split the expr argument.
20815 (extract_range_from_comparison): Split the expr argument.
20816 (extract_range_from_expr): Use the new aux functions.
20817 (vrp_evaluate_conditional_warnv): Use
20818 vrp_evaluate_conditional_warnv_with_ops.
20819 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20820 (tree_binary_nonzero_warnv_p): Declare.
20821 (tree_single_nonzero_warnv_p): Declare.
20822 (tree_expr_nonzero_warnv_p): Declare.
20823 (tree_unary_nonnegative_warnv_p): Declare.
20824 (tree_binary_nonnegative_warnv_p): Declare.
20825 (tree_single_nonnegative_warnv_p): Declare.
20826 (tree_invalid_nonnegative_warnv_p): Declare.
20828 2008-03-28 Richard Guenther <rguenther@suse.de>
20830 PR tree-optimization/30317
20831 PR tree-optimization/30911
20832 PR tree-optimization/34793
20833 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20834 (struct assert_locus_d): New member EXPR.
20835 (register_new_assert_for): Add EXPR parameter to support
20836 ASSERT_EXPR <name, expr OP limit>.
20837 (register_edge_assert_for_1): Adjust callers.
20838 (find_assert_locations): Likewise.
20839 (process_assert_insertions_for): Build condition from expression.
20840 (extract_range_from_assert): Handle ASSERT_EXPRs
20841 of the form ASSERT_EXPR <name, expr OP limit>.
20842 (register_edge_assert_for_2): New helper registering
20843 asserts for comparisons. Recognize range tests of the form
20844 (unsigned)i - CST1 OP CST2.
20845 (register_edge_assert_for_1): Use it.
20846 (register_edge_assert_for): Likewise.
20847 (needs_overflow_infinity): Integer sub-types
20848 do not need overflow infinities.
20849 (vrp_val_is_max): The extreme values of integer sub-types
20850 are those of the base type.
20851 (vrp_val_is_min): Likewise.
20852 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20855 2008-03-28 Nick Clifton <nickc@redhat.com>
20858 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20859 Return GENERAL_REGS for stack adjustment reloads.
20861 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20864 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20865 const_vector when all the vectors are constant.
20867 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20869 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20871 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20872 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20874 (s<code>_sf): Use new scc_sf attribute for opcode names.
20876 2008-03-27 Tom Tromey <tromey@redhat.com>
20878 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20879 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20880 config/spu/t-spu-elf, config/i386/t-interix,
20881 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20882 config/i386/x-darwin, config/i386/x-mingw32,
20883 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20884 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20885 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20886 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20887 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20888 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20889 config/score/t-score-elf, config/arm/t-strongarm-pe,
20890 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20891 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20892 Revert automatic dependency patch.
20894 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20897 * config/i386/i386.c (ix86_function_arg_boundary): Align
20898 decimal floating point to its natural boundary.
20900 2008-03-27 Richard Guenther <rguenther@suse.de>
20902 PR middle-end/35716
20903 * fold-const.c (fold_comparison): Restrict distinct decl
20904 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20905 solely rely on operand_equal_p.
20907 2008-03-27 Richard Guenther <rguenther@suse.de>
20910 * c-common.c (handle_weak_attribute): Reject combination of
20913 2008-03-27 Richard Guenther <rguenther@suse.de>
20915 PR tree-optimization/32810
20916 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20917 conversions from DECL_INITIAL.
20918 (fold_const_aggregate_ref): Likewise from constructor elements.
20920 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20922 * tree-affine.h (aff_combination_expand): Declare.
20923 (get_inner_reference_aff): Likewise.
20924 * tree-affine.c (aff_combination_expand): Split out from
20925 tree_to_aff_combination_expand.
20926 (get_inner_reference_aff): New function.
20927 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20928 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20929 (struct lim_aux_data): sm_done field removed.
20930 (mem_ref_loc_p, mem_ref_locs_p): New types.
20931 (struct mem_ref): Added id, stored, accesses_in_loop,
20932 indep_loop, dep_loop, indep_ref, dep_ref fields.
20933 Removed is_stored, locs and next fields.
20934 (memory_accesses): New variable.
20935 (movement_possibility): Do not allow moving statements
20936 that store to memory.
20937 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20939 (determine_max_movement): For statements with memory references,
20940 find the outermost loop in that the reference is independent.
20941 (move_computations_stmt): Mark the virtual operands for renaming.
20942 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20943 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20944 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20945 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20946 create_vop_ref_mapping, analyze_memory_references,
20947 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20948 get_all_locs_in_loop, ref_always_accessed_p,
20949 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20950 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20951 store_motion_loop, store_motion): New functions.
20952 (struct vop_to_refs_elt): New type.
20953 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20954 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20955 (schedule_sm): Replaced by...
20956 (execute_sm): ... this.
20957 (determine_lsm_ref, hoist_memory_references,
20958 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20959 find_more_ref_vops, free_mem_ref, free_mem_refs,
20960 determine_lsm_loop, determine_lsm): Removed.
20961 (tree_ssa_lim_finalize): Free data structures used by store motion.
20962 (tree_ssa_lim): Call analyze_memory_references. Use
20963 store_motion instead of determine_lsm.
20965 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20967 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20968 rename tmake_file to m68hc11/t-m68hc11.
20969 (mcore): Set inhibit_libc to true.
20970 * config.host (alpha*-dec-*vms*): Set extra_programs.
20971 (interix3*): Don't use host_xmake_file.
20972 * configure.ac: Let config.gcc override inhibit_libc.
20973 * configure: Regenerate.
20975 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20976 * config/t-openbsd-thread: Remove commented out lines.
20978 * config/x-interix: Remove.
20980 * config/m68hc11/t-m68hc11-gas: Rename to...
20981 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20983 * config/mcore/t-mcore: Remove T_CFLAGS.
20984 * config/mcore/t-mcore-pe: Likewise.
20986 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20988 * configure.ac: Replace custom __GNU_SOURCE test with
20989 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20990 * aclocal.m4: Regenerate.
20991 * configure: Regenerate.
20992 * config.in: Regenerate.
20994 2008-03-27 Richard Guenther <rguenther@suse.de>
20996 * fold-const.c (target.h): Include.
20997 (fold_comparison): Fold comparison of addresses of decls
20998 that bind locally or of constants. Consolidate address folding code.
20999 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21000 results from fold_binary_to_constant.
21001 (compare_values_warnv): Likewise.
21003 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21005 PR middle-end/35429
21006 * fold-const.c (fold_truthop): Check for integeral types when folding
21007 a == 0 && b == 0 and a != 0 || b != 0 .
21009 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21011 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21013 2008-03-26 Andreas Schwab <schwab@suse.de>
21015 * doc/invoke.texi: Fix use of @item vs. @itemx.
21017 2008-03-26 Tom Tromey <tromey@redhat.com>
21019 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21020 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21021 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21022 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21023 build/genconstants.o, build/genemit.o, build/genextract.o,
21024 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21025 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21028 2008-03-26 Richard Guenther <rguenther@suse.de>
21031 2008-03-26 Richard Guenther <rguenther@suse.de>
21033 * fold-const.c (target.h): Include.
21034 (fold_comparison): Fold comparison of addresses of two decls
21035 that bind locally. Consolidate address folding code.
21037 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21039 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21040 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21041 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21042 dconstsqrt2, dconstthird, dconste and/or dconst10.
21043 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21044 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21045 dconstsqrt2, dconste): Delete.
21046 (init_emit_once): Likewise. Simplify initializing dconstm1.
21048 * real.c (get_real_const): New.
21049 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21050 dconstsqrt2, dconste): Delete.
21051 (real_value_const, get_real_const): New.
21053 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21055 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21057 * config/i386/i386.c (ix86_function_arg_boundary): Check
21058 BIGGEST_ALIGNMENT instead of 128.
21059 (setup_incoming_varargs_64): Likewise.
21061 2008-03-26 Tom Tromey <tromey@redhat.com>
21063 * Makefile.in (DEPFILES): Add missing '/'.
21065 2008-03-26 Richard Guenther <rguenther@suse.de>
21067 * fold-const.c (target.h): Include.
21068 (fold_comparison): Fold comparison of addresses of two decls
21069 that bind locally. Consolidate address folding code.
21071 2008-03-26 Nick Clifton <nickc@redhat.com>
21074 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21075 not allow INT+INT as a legitimate addressing mode.
21077 2008-03-26 Richard Guenther <rguenther@suse.de>
21079 * tree-flow.h (widen_bitfield): Remove declaration.
21080 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21081 (widen_bitfield): Remove function.
21082 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21085 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21088 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21091 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21093 PR rtl-optimization/35232
21094 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21095 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21096 reg_reloaded_call_part_clobbered here.
21097 (reload_regs_reach_end_p): New function.
21098 (reload_reg_rtx_for_input): New variable.
21099 (reload_reg_rtx_for_output): Likewise.
21100 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21101 when reassigning a pseudo register. Load reloadreg from
21102 reload_reg_rtx_for_input, moving the mode and register
21104 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21105 instead of the original when deciding whether an input reload
21106 would be a no-op or whether an output reload can be deleted.
21107 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21108 when setting up new_spill_reg_store. Load it from
21109 reload_reg_rtx_for_output, moving the mode and register
21111 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21112 instead of the original when deciding whether an output reload
21113 would be a no-op. Do the same when modifying insn notes.
21114 Use rtx_equal_p instead of == to compare the registers.
21115 (inherit_piecemeal_p): Take a mode and two register numbers
21117 (emit_reload_insns): Clear new_spill_reg_store for every hard
21118 register in the reload register. Remove spill registers
21119 from reg_reloaded_valid before considering whether to record
21120 inheritance information for them. Use reload_reg_rtx_for_output
21121 instead of reg_rtx when recording output reloads. Use
21122 reload_reg_rtx_for_input instead of reg_rtx when recording
21123 input reloads. Set or clear reg_reloaded_call_part_clobbered
21124 at the same time as setting reg_reloaded_valid.
21125 (delete_output_reload): Add a new_reload_reg parameter and use it
21126 instead of rld[j].reg_rtx.
21127 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21130 2008-03-25 Tom Tromey <tromey@redhat.com>
21132 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21133 (build/genattr.o): Likewise.
21134 (build/genattrtab.o): Likewise.
21135 (build/gencodes.o): Likewise.
21136 (build/genconfig.o): Likewise.
21137 (build/genconstants.o): Likewise.
21138 (build/genemit.o): Likewise.
21139 (build/genextract.o): Likewise.
21140 (build/genflags.o): Likewise.
21142 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21144 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21145 instead of size_int for integer types.
21146 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21147 to match type of MINUS_EXPR.
21149 2008-03-25 Tom Tromey <tromey@redhat.com>
21151 * configure: Rebuilt.
21152 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21155 2008-03-25 Tom Tromey <tromey@redhat.com>
21157 * config/x-solaris (host-solaris.o): Update.
21158 * config/x-linux (host-linux.o): Update.
21159 * config/x-hpux (host-hpux.o): Update.
21160 * config/x-darwin (host-darwin.o): Update.
21161 * config/v850/t-v850e (v850-c.o): Update.
21162 * config/v850/t-v850 (v850-c.o): Update.
21163 * config/t-vxworks (vxworks.o): Update.
21164 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21165 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21166 * config/spu/t-spu-elf (spu-c.o): Update.
21168 * config/sh/t-symbian (sh-c.o): Update.
21169 (symbian.o): Update.
21170 * config/sh/t-sh (sh-c.o): Update.
21171 * config/score/t-score-elf (score7.o, score3.o): Update.
21172 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21173 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21174 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21175 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21176 (rs6000.o): Remove.
21177 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21178 * config/m32c/t-m32c (m32c-pragma.o): Update.
21179 * config/ia64/t-ia64 (ia64-c.o): Update.
21180 * config/i386/x-mingw32 (host-mingw32.o): Update.
21181 * config/i386/x-i386 (driver-i386.o): Update.
21182 * config/i386/x-darwin (host-i386-darwin.o): Update.
21183 * config/i386/x-cygwin (host-cygwin.o): Update.
21184 * config/i386/t-nwld (nwld.o): Update.
21185 * config/i386/t-netware (netware.o): Update.
21186 * config/i386/t-interix (winnt.o): Update.
21187 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21188 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21189 msformat-c.o): Update.
21190 * config/bfin/t-bfin-linux (generated_files): Add
21191 linux-sysroot-suffix.h.
21192 * config/arm/t-wince-pe (pe.o): Update.
21193 * config/arm/t-strongarm-pe (pe.o): Update.
21194 * config/arm/t-pe (pe.o): Update.
21195 * config/arm/t-arm (arm-c.o): Update.
21196 * doc/install.texi (Prerequisites): Require make 3.80.
21197 * Makefile.in: Remove .o targets.
21198 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21199 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21200 (simple_generated_h, simple_generated_c): Move earlier.
21201 (generated_files): New variable.
21202 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21203 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21204 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21205 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21206 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21207 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21208 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21209 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21210 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21211 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21212 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21213 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21215 (COMPILE.base, COMPILE): New variables.
21216 (%.o): New pattern rule.
21217 (ALL_HOST_OBJS): New variable.
21218 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21219 (dummy-checksum.o, cc1-checksum.o): Remove.
21220 (DRIVER_SHLIB): New variable.
21221 (DRIVER_DEFINES): Use it.
21222 (gencondmd.c): Move out of build/.
21223 (s-conditions): Update.
21224 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21225 (ALL_BUILD_OBJS): Likewise.
21226 (build/%.o): Use BUILDCOMPILE.
21227 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21228 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21229 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21230 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21231 build/genconfig.o, build/genconstants.o, build/genemit.o,
21232 build/genextract.o, build/genflags.o, build/genmddeps.o,
21233 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21234 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21235 build/gen-protos.o, build/scan.o, build/fix-header.o,
21236 build/scan-decls.o): Simplify.
21237 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21238 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21239 prefix.o, toplev.o): Reduce to variable setting.
21240 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21241 ($(out_object_file), gcc-options.o): New targets.
21242 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21243 * configure: Rebuilt.
21244 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21245 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21247 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21249 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21250 complain when we hit an error, return ERROR_MARK_NODE.
21252 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21254 * config/sh/constraints.md (Pso, Psz): New constraints.
21255 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21256 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21258 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21260 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21261 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21263 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21265 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21266 (prefetch_sh2a): New.
21268 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21269 Naveen.H.S <naveen.hs@kpitcummins.com>
21271 * config/sh/constraints.md (I28): New constraint.
21272 * config/sh/sh.c (broken_move): Add support for movi20s.
21273 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21275 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21276 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21277 Naveen.H.S <naveen.hs@kpitcummins.com>
21279 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21280 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21281 (print_operand): Handle resbank in %@ operand code.
21282 (sh_encode_section_info): New.
21283 (push_regs): Add conditions for resbank.
21284 (sh_expand_epilogue): Likewise.
21285 (sh_insert_attributes): Likewise.
21286 (sh_attribute_table): Likewise.
21287 (sh_handle_resbank_handler_attribute): New.
21288 (sh2a_handle_function_vector_handler_attribute): New.
21289 (sh2a_is_function_vector_call): New.
21290 (sh2a_get_function_vector_number): New.
21291 (sh2a_function_vector_p): New.
21292 (sh_cfun_resbank_handler_p): New.
21293 * config/sh/sh.md (calli): Emit jsr/n if possible.
21294 (calli_tbr_rel): New.
21295 (calli_pcrel): Emit jsr/n if possible.
21296 (return_i): Emit rts/n if possible.
21297 (call_valuei_tbr_rel): New.
21298 (call_valuei_pcrel): Add condition for SH2A target.
21299 (call_value): Likewise.
21300 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21301 (sh2a_get_function_vector_number): Likewise.
21302 (sh2a_is_function_vector_call): Likewise.
21303 * doc/extend.texi: Document TBR relative addressing of SH2A.
21304 (resbank): Add description for SH2A.
21306 2008-03-24 Richard Guenther <rguenther@suse.de>
21309 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21310 pointer assignments change conversions according to middle-end rules.
21311 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21312 * configure.ac: Include type checking in yes.
21313 * configure: Regenerate.
21315 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21317 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21318 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21320 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21322 * gthr-vxworks.h (UNUSED): Define.
21324 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21326 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21328 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21330 * doc/extend.texi (Function Attributes): Add missing comma in the
21331 example of the "alloc_size" attribute.
21333 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21336 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21338 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21341 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21344 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21345 of the underlying type of a MS bitfield layout to the natural
21346 alignment of the type.
21348 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21350 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21351 to their natural alignment to avoid store forwarding stalls.
21353 2008-03-22 Richard Guenther <rguenther@suse.de>
21355 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21356 For PHI nodes verify the address is invariant.
21357 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21358 (get_symbol_constant_value): Use is_gimple_min_invariant.
21359 (maybe_fold_stmt_indirect): Likewise.
21361 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21363 PR rtl-optimization/33927
21364 * Makefile.in (dse.o): Depend on $(TM_P_H).
21365 * expr.h (extract_low_bits): Declare.
21366 * expmed.c (extract_low_bits): New function.
21367 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21368 * dse.c: Include tm_p.h.
21369 (find_shift_sequence): Remove the read_reg argument and return the
21370 read value. Emit the instructions instead of returning them.
21371 Iterate on new_mode rather than calculating it each time.
21372 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21373 source to NEW_MODE and extract_low_bits to convert the shifted
21374 value to READ_MODE.
21375 (replace_read): Allow the load and store to have different mode
21376 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21377 or extraction instructions before trying the replacement. Update
21378 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21380 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21382 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21383 to their natural alignment to avoid store forwarding stalls.
21385 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21388 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21389 encouraging but not allowing gprs for input;
21390 change the input constraint to !f#r.
21391 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21393 change the output constraint to !f#r.
21395 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21398 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21399 corresponding post-reload splitters.
21400 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21401 when x87 FP math is selected.
21402 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21403 New function prototype.
21404 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21405 unreachable function to ease macroization of insn patterns.
21407 2008-03-21 Martin Jambor <mjambor@suse.cz>
21409 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21410 reference dumps if ddr is NULL or dependence is unknown.
21412 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21414 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21415 unsigned extension into account.
21416 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21417 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21418 Do computations on a scratch register.
21420 2008-03-21 Richard Guenther <rguenther@suse.de>
21422 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21423 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21424 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21425 * tree-ssa-dom.c (record_equality): Likewise.
21426 * tree-inline.c (copy_body_r): Likewise.
21427 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21430 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21432 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21433 as 'delete_unused' argument.
21435 2008-03-20 Richard Guenther <rguenther@suse.de>
21437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21438 special casing of constant qualifiers.
21439 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21440 care about them in general.
21441 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21442 regardless of their type.
21443 (fold_stmt_r): Forcefully fold *& if we end up with that.
21445 2008-03-20 Paul Brook <paul@codesourcery.com>
21447 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21448 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21450 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21452 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21453 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21455 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21457 * common.opt (Wmudflap): New option.
21458 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21459 (mx_register_decls): Likewise.
21460 (mudflap_finish_file): Likewise.
21461 * doc/invoke.texi: Document -Wno-mudflap.
21463 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21465 * c-format.c (replace_format_name_to_system_name): New.
21466 (cmp_attribs): New.
21467 (convert_format_name_to_system_name): New.
21468 (decode_format_attr): Add use of convert_format_name_to_system_name.
21469 (format_types_orig): Add gnu_ prefix to names.
21470 (check_format_info_main): Special treating of \0 escaped names for
21471 supporting multi-character format specifiers as I32, I64.
21472 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21473 (gnu_target_overrides_format_attributes): New.
21474 * c-format.h: Add structure target_ovr_attr to hold
21475 system specific formatter names.
21476 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21477 msformat-c.o file to c_target_objs and cxx_target_objs.
21478 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21479 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21480 (TARGET_N_FORMAT_TYPES): New.
21481 * config/i386/msformat-c.c: New.
21482 * config/i386/t-cygming: Add build rule for msformat-c.o.
21483 * doc/extend.texi: Add new format names gnu_* and ms_* and
21485 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21487 2008-03-20 Ira Rosen <irar@il.ibm.com>
21489 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21490 optimizations turned on under -O3.
21491 (ftree-vectorize): Add that the flag is turned on with -O3.
21493 2008-03-20 Ben Elliston <bje@au.ibm.com>
21495 * regmove.c (try_auto_increment): Fix spelling error in comment.
21496 * final.c (final_scan_insn): Likewise.
21498 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21501 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21502 allocator preferences for "y" and "r" class registers.
21503 ("*mov<mode>_internal"): Ditto.
21504 ("*movv2sf_internal_rex64"): Ditto.
21505 ("*movv2sf_internal"): Ditto.
21507 2008-03-19 Michael Matz <matz@suse.de>
21509 PR middle-end/35616
21510 * calls.c (expand_call): Check overlap of arguments with call
21511 address for sibcalls.
21513 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21516 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21517 of the underlying type of a MS bitfield layout to the natural
21518 alignment of the type.
21520 2008-03-19 Jan Hubicka <jh@suse.cz>
21523 * toplev.c (decode_d_option): Handle all CPP flags.
21524 * tree-vrp.c: Update tree_pass descriptors.
21525 * regrename.c: Update tree_pass descriptors.
21526 * fwprop.c: Update tree_pass descriptors.
21527 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21528 * tree-into-ssa.c: Update tree_pass descriptors.
21529 * tree-dump.c: Update tree_pass descriptors.
21530 * tree-complex.c: Update tree_pass descriptors.
21531 * tree-dump.h: Update tree_pass descriptors.
21532 * see.c: Update tree_pass descriptors.
21533 * cgraphbuild.c: Update tree_pass descriptors.
21534 * tracer.c: Update tree_pass descriptors.
21535 * tree-loop-distribution.c: Update tree_pass descriptors.
21536 * cgraph.c: Update tree_pass descriptors.
21537 * postreload-gcse.c: Update tree_pass descriptors.
21538 * postreload.c: Update tree_pass descriptors.
21539 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21540 * tree-tailcall.c: Update tree_pass descriptors.
21541 * tree-pass.h (tree_opt_pass): Rename to ...
21542 (opt_pass) ... this one; add "type" field and remove letter field.
21543 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21544 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21545 all_lowering_passes): Update declaration.
21546 * ipa-cp.c: Update tree_pass descriptors.
21547 * final.c: Update tree_pass descriptors.
21548 * omp-low.c: Update tree_pass descriptors.
21549 * tree-ssa-dse.c: Update tree_pass descriptors.
21550 * ipa-reference.c: Update tree_pass descriptors.
21551 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21552 * auto-inc-dec.c: Update tree_pass descriptors.
21553 * reorg.c: Update tree_pass descriptors.
21554 * cgraphunit.c: Update tree_pass descriptors.
21555 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21556 * tree-ssa-ccp.c: Update tree_pass descriptors.
21557 * df-core.c: Update tree_pass descriptors.
21558 * mode-switching.c: Update tree_pass descriptors.
21559 * tree-nomudflap.c: Update tree_pass descriptors.
21560 * modulo-sched.c: Update tree_pass descriptors.
21561 * ipa-pure-const.c: Update tree_pass descriptors.
21562 * cse.c: Update tree_pass descriptors.
21563 * web.c: Update tree_pass descriptors.
21564 * tree-stdarg.c: Update tree_pass descriptors.
21565 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21566 * tree-ssa-dom.c: Update tree_pass descriptors.
21567 * tree-nrv.c: Update tree_pass descriptors.
21568 * tree-ssa-alias.c: Update tree_pass descriptors.
21569 * loop-init.c: Update tree_pass descriptors.
21570 * gimple-low.c: Update tree_pass descriptors.
21571 * ipa-inline.c: Update tree_pass descriptors.
21572 * tree-ssa-sink.c: Update tree_pass descriptors.
21573 * global.c: Update tree_pass descriptors.
21574 * ifcvt.c: Update tree_pass descriptors.
21575 * jump.c: Update tree_pass descriptors.
21576 * predict.c: Update tree_pass descriptors.
21577 * tree-ssa-loop.c: Update tree_pass descriptors.
21578 * recog.c: Update tree_pass descriptors.
21579 * dse.c: Update tree_pass descriptors.
21580 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21581 * tree-eh.c: Update tree_pass descriptors.
21582 * regmove.c: Update tree_pass descriptors.
21584 * function.c: Update tree_pass descriptors.
21585 * tree-vectorizer.c: Update tree_pass descriptors.
21586 * gcse.c: Update tree_pass descriptors.
21587 * ipa-type-escape.c: Update tree_pass descriptors.
21588 * tree-if-conv.c: Update tree_pass descriptors.
21589 * init-regs.c: Update tree_pass descriptors.
21590 * ipa.c: Update tree_pass descriptors.
21591 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21592 * rtl-factoring.c: Update tree_pass descriptors.
21593 * lower-subreg.c: Update tree_pass descriptors.
21594 * bt-load.c: Update tree_pass descriptors.
21595 * tree-dfa.c: Update tree_pass descriptors.
21596 * except.c: Update tree_pass descriptors.
21597 * emit-rtl.c: Update tree_pass descriptors.
21598 * cfgexpand.c: Update tree_pass descriptors.
21599 * tree-cfgcleanup.c: Update tree_pass descriptors.
21600 * cfgcleanup.c: Update tree_pass descriptors.
21601 * tree-ssa-pre.c: Update tree_pass descriptors.
21602 * tree-sra.c: Update tree_pass descriptors.
21603 * tree-mudflap.c: Update tree_pass descriptors.
21604 * tree-ssa-copy.c: Update tree_pass descriptors.
21605 * cfglayout.c: Update tree_pass descriptors.
21606 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21607 * tree-ssa-dce.c: Update tree_pass descriptors.
21608 * tree-ssa.c: Update tree_pass descriptors.
21609 * regclass.c: Update tree_pass descriptors.
21610 * integrate.c: Update tree_pass descriptors.
21611 * tree-optimize.c: Update tree_pass descriptors.
21612 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21613 * tree-object-size.c: Update tree_pass descriptors.
21614 * combine.c: Update tree_pass descriptors.
21615 * tree-outof-ssa.c: Update tree_pass descriptors.
21616 * bb-reorder.c: Update tree_pass descriptors.
21617 * stack-ptr-mod.c: Update tree_pass descriptors.
21618 * var-tracking.c: Update tree_pass descriptors.
21619 * tree-profile.c: Update tree_pass descriptors.
21620 * tree-vect-generic.c: Update tree_pass descriptors.
21621 * reg-stack.c: Update tree_pass descriptors.
21622 * sched-rgn.c: Update tree_pass descriptors.
21623 * tree-ssa-structalias.c: Update tree_pass descriptors.
21624 * tree-cfg.c: Update tree_pass descriptors.
21625 * passes.c (current_pass): Update declaration.
21626 (finish_optimization_passes): Update.
21627 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21628 (register_one_dump_file, register_dump_files_1, next_pass_1):
21630 (init_optimization_passes): Update handling of new types.
21631 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21632 * ipa-struct-reorg.c: Update tree_pass descriptors.
21633 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21634 * combine-stack-adj.c: Update tree_pass descriptors.
21635 * cfgrtl.c: Update tree_pass descriptors.
21636 * dce.c: Update tree_pass descriptors.
21637 * tree-ssanames.c: Update tree_pass descriptors.
21639 2008-03-19 Richard Guenther <rguenther@suse.de>
21641 PR middle-end/35609
21642 * tree-ssa.c (walk_data): New structure.
21643 (warn_uninitialized_var): If not always_executed warn with "maybe"
21645 (execute_early_warn_uninitialized): Compute post-dominators.
21646 Initialize always_executed before processing each basic block.
21648 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21651 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21652 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21654 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21656 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21658 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21660 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21662 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21663 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21664 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21665 target after ignore has been set, and move there also the commputation
21666 of subtarget and original_target.
21667 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21668 (LANG_HOOKS_INITIALIZER): Remove it.
21669 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21671 2008-03-18 Richard Guenther <rguenther@suse.de>
21673 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21674 found an expression with constants, note that in the VN for the lhs.
21675 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21676 fold them to constants if possible. Run cleanup_cfg if done so.
21677 (execute_pre): Return todo.
21678 (do_pre): Likewise.
21679 (execute_fre): Likewise.
21680 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21682 (get_prop_source_stmt): Look through pointer conversions.
21684 2008-03-18 Jan Hubicka <jh@suse.cz>
21686 * tree-pretty-print.c: Include predict.h.
21687 (dump_generic_node): Dump predictor.
21688 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21689 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21690 * gimple-low.c (lower_stmt): Likewise.
21691 * expr.c (expand_expr_real): Likewise.
21692 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21694 (build_predict_expr, build_predict_expr): New.
21695 * predict.h (predictor_name, build_predict_expr): Update.
21696 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21697 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21698 * predict.def (PRED_CONTINUE): Update hitrate.
21699 * tree.def (PREDICT_EXPR): Define.
21700 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21701 do not handle BIND_EXPR.
21702 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21703 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21704 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21707 2008-03-18 Michael Matz <matz@suse.de>
21709 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21711 2008-03-18 Richard Guenther <rguenther@suse.de>
21713 * tree-gimple.h (is_gimple_invariant_address): Declare.
21714 (is_gimple_constant): Likewise.
21715 * tree-gimple.c (is_gimple_constant): New function.
21716 (is_gimple_invariant_address): Likewise.
21717 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21718 and is_gimple_invariant_address.
21719 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21721 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21722 an addressable base.
21724 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21726 PR middle-end/35611
21727 * gimplify.c (gimplify_expr): Gimplify second operand of
21730 2008-03-17 Richard Guenther <rguenther@suse.de>
21732 PR tree-optimization/19637
21733 * fold-const.c (fold_unary): Remove restrictions of removing
21734 intermediate pointer-conversions (P2)(P1)P0.
21735 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21736 conversion to void pointer.
21737 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21739 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21742 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21743 emulated thread local variables.
21745 2008-03-16 Richard Guenther <rguenther@suse.de>
21747 PR middle-end/35607
21748 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21749 expand TREE_INVARIANT operations that are not gimple invariant.
21751 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21753 * doc/extend.texi (Alignment): Say that the ABI controls
21754 the __alignof__ for non-strict-alignment targets rather
21755 than being a recommendation.
21757 2008-03-15 Paul Brook <paul@codesourcery.com>
21759 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21761 (arm_output_fn_unwind): Mark functions that can not be unwound.
21763 2008-03-15 Paul Brook <paul@codesourcery.com>
21765 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21766 extension instructions.
21768 2008-03-15 Richard Guenther <rguenther@suse.de>
21770 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21771 and fold constant aggregate refs.
21772 (fold_const_aggregate_ref): Handle string constants
21773 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21774 (evaluate_stmt): Simplify now that ccp_fold folds constant
21777 2008-03-15 Paul Brook <paul@codesourcery.com>
21779 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21780 (extzv): Use gen_extzv_t2.
21781 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21783 2008-03-15 Richard Guenther <rguenther@suse.de>
21785 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21786 (fold_const_aggregate_ref): Likewise.
21787 (get_value): Return NULL if we don't have any values.
21788 (ccp_finalize): Set const_val to NULL after freeing it.
21789 * tree-flow.h (get_symbol_constant_value): Declare.
21790 (fold_const_aggregate_ref): Likewise.
21791 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21793 2008-03-15 Richard Guenther <rguenther@suse.de>
21795 PR middle-end/35593
21796 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21797 to not produce negative array indices if not allowed. Add
21798 parameter to indicate that.
21799 (maybe_fold_offset_to_component_ref): Allow negative array
21800 indices only for the first member of a structure.
21801 (maybe_fold_offset_to_reference): Allow negative array indices.
21802 (maybe_fold_stmt_addition): Likewise.
21804 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21805 Anatoly Sokolov <aesok@post.ru>
21807 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21808 (avr_arch): Add ARCH_AVR6.
21809 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21810 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21811 instead of fixed value 2.
21812 (print_operand_address): Use gs() asm specifier instead of pm().
21813 (avr_assemble_integer): (Ditto.).
21814 (avr_output_addr_vec_elt): (Ditto.).
21815 (print_operand): Handle "!" code.
21816 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21817 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21818 (AVR_HAVE_EIJMP_EICALL): Define.
21819 (AVR_3_BYTE_PC): Redefine.
21820 (AVR_2_BYTE_PC): (Ditto.).
21821 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21822 (LINK_SPEC): Add atmega2560 and atmega2561.
21823 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21825 * config/avr/avr.md (call_insn): Use eicall instead of icall
21826 for 3 byte PC devices.
21827 (call_value_insn): (Ditto.).
21828 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21829 (indirect_jump): Use only for for 2 byte PC devices.
21830 (*tablejump): (Ditto.).
21831 (*indirect_jump_avr6): Add insn.
21832 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21833 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21834 instead of ijmp for 3 byte PC devices.
21835 (__tablejump2__): (Ditto.).
21836 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21837 (MULITLIB_DIRNAMES): (Ditto.).
21838 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21840 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21842 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21843 "sse2_umulsidi3". Use V1DI mode for operand 0.
21844 ("mmx_psadbw"): Use V1DI mode for operand 0.
21845 * config/i386/i386-modes.def (V1SI): New vector mode.
21846 * config/i386/i386.c (struct builtin_description)
21847 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21848 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21849 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21850 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21851 v1di_ftype_v8qi_v8qi type.
21852 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21854 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21855 __builtin_ia32_pmuludq]: Fix the mode of return value.
21857 2008-03-15 Richard Guenther <rguenther@suse.de>
21859 PR middle-end/35595
21860 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21863 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21865 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21866 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21867 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21868 unless TARGET_SERIALIZE_VOLATILE is enabled.
21869 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21870 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21871 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21873 2008-03-14 Richard Guenther <rguenther@suse.de>
21875 PR tree-optimization/34172
21876 * tree-flow.h (refs_may_alias_p): Declare.
21877 (get_single_def_stmt): Likewise.
21878 (get_single_def_stmt_from_phi): Likewise.
21879 (get_single_def_stmt_with_phi): Likewise.
21880 * tree-dfa.c (refs_may_alias_p): New function.
21881 (get_single_def_stmt): Likewise.
21882 (get_single_def_stmt_from_phi): Likewise.
21883 (get_single_def_stmt_with_phi): Likewise.
21884 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21885 (vn_reference_lookup_1): New helper function.
21886 (vn_reference_lookup): Walk the virtual use-def chain to
21887 continue searching for a match if the def does not alias the
21888 reference we are looking for.
21890 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21892 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21893 archive and Perzl. Update The Written Word listing.
21895 2008-03-14 Richard Guenther <rguenther@suse.de>
21897 PR tree-optimization/34043
21898 PR tree-optimization/33989
21899 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21901 (bitmap_find_leader): Use extra argument to verify dominance
21902 relationship inside a basic-block.
21903 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21904 (find_leader_in_sets): Adjust.
21905 (create_component_ref_by_pieces): Take extra argument for
21906 dominance check, handle lookup failures.
21907 (find_or_generate_expression): Likewise.
21908 (create_expression_by_pieces): Likewise.
21909 (insert_into_preds_of_block): Adjust.
21910 (create_value_expr_from): If asked for, verify all operands
21911 are in the blocks AVAIL_OUT set.
21912 (make_values_for_stmt): Check for SSA_NAMEs that are life
21913 over an abnormal edge.
21914 (compute_avail): Remove such check.
21915 (do_SCCVN_insertion): New function.
21916 (eliminate): If we do not find a leader suitable for replacement
21917 insert a replacement expression from SCCVN if available.
21918 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21919 (struct vn_ssa_aux): Add needs_insertion flag.
21920 * tree-ssa-sccvn.c (may_insert): New global flag.
21921 (copy_reference_ops_from_ref): Value-number union member access
21922 based on its size, not type and member if insertion is allowed.
21923 (visit_reference_op_load): For a weak match from union type
21924 punning lookup a view-converted value and insert a SSA_NAME
21925 for that value if that is not found.
21926 (visit_use): Make dumps shorter. Do not disallow value numbering
21927 SSA_NAMEs that are life over an abnormal edge to constants.
21928 (free_scc_vn): Release inserted SSA_NAMEs.
21929 (run_scc_vn): New flag to specify whether insertion is allowed.
21930 Process SSA_NAMEs in forward order.
21931 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21932 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21933 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21934 pointer type to/from integral types that do not change the
21935 precision to regular conversions.
21937 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21939 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21940 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21941 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21942 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21943 input arguments and the mode of return value. Built-in functions
21944 that operate on whole 64-bit MMX register now use V1DI mode.
21946 2008-03-13 Alon Dayan <alond@il.ibm.com>
21947 Olga Golovanevsky <olga@il.ibm.com>
21949 PR tree-optimization/35041
21950 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21951 to locate the right position in a statement.
21953 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21957 * config/i386/xmmintrin.h: Change all static inline functions to
21958 extern inline and add __gnu_inline__ attribute.
21959 * config/i386/bmintrin.h: Ditto.
21960 * config/i386/smmintrin.h: Ditto.
21961 * config/i386/tmmintrin.h: Ditto.
21962 * config/i386/mmintrin-common.h: Ditto.
21963 * config/i386/ammintrin.h: Ditto.
21964 * config/i386/emmintrin.h: Ditto.
21965 * config/i386/pmmintrin.h: Ditto.
21966 * config/i386/mmintrin.h: Ditto.
21967 * config/i386/mm3dnow.h: Ditto.
21969 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21971 PR middle-end/35185
21972 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21973 (lower_omp_2): New function.
21974 (lower_omp_1, lower_omp): Rewritten.
21976 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21979 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21980 with the phrase "Microsoft Windows compilers".
21981 (Push/Pop Macro Pragmas): New subsection. Document
21982 #pragma push_macro and pragma pop_macro.
21984 2008-03-12 Paul Brook <paul@codesourcery.com>
21986 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21988 2008-03-12 Paul Brook <paul@codesourcery.com>
21990 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21991 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21992 (thumb2_addsi_shortim): Rename ...
21993 (thumb2_addsi_short): ... to this. Allow register operands.
21994 (thumb2_subsi_short): New pattern.
21995 (thumb2_one_cmplsi2_short,
21996 thumb2_negsi2_short): New patterns and peepholes.
21998 2008-03-12 Paul Brook <paul@codesourcery.com>
22000 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22002 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22004 * config/i386/i386.md (int_cond): New code iterator.
22006 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22007 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22008 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22009 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22010 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22011 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22012 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22013 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22015 2008-03-12 Paul Brook <paul@codesourcery.com>
22017 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22018 instead of {arm,thumb}_compute_save_reg_mask.
22019 (output_return_instruction): Ditto.
22020 (thumb_unexpanded_epilogue): Ditto.
22021 (thumb1_expand_prologue): Ditto.
22022 (thumb1_output_function_prologue): Ditto.
22023 (arm_set_return_address): Ditto.
22024 (thumb_set_return_address): Ditto.
22025 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22026 regs to achieve stack alignment.
22027 (thumb1_compute_save_reg_mask): Fix compiler warning.
22028 (arm_output_epilogue): Use offsets->saved_regs_mask.
22029 Adjust stack pointer by poping call clobered registers.
22030 (arm_expand_prologue): Use offsets->saved_regs_mask.
22031 Adjust stack pointer by pushing extra registers.
22032 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22034 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22037 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22038 conversion to the operands of a multiplication.
22040 2008-03-12 Richard Guenther <rguenther@suse.de>
22042 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22043 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22044 * timevar.def (TV_TREE_PHIPROP): Add.
22045 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22046 pass description. Use TV_TREE_PHIPROP.
22047 * tree-ssa-forwprop.c: Remove phiprop code.
22049 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22051 PR middle-end/35549
22052 * omp-low.c (maybe_lookup_decl): Constify first argument.
22053 (use_pointer_for_field): Change last argument from bool to
22054 omp_context *. Disallow shared copy-in/out in nested
22055 parallel if decl is shared in outer parallel too.
22056 (build_outer_var_ref, scan_sharing_clauses,
22057 lower_rec_input_clauses, lower_copyprivate_clauses,
22058 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22060 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22061 Ira Rosen <irar@il.ibm.com>
22063 * tree-vectorizer.c (free_stmt_vec_info): New function.
22064 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22065 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22066 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22067 * tree-vect-transform.c (vectorizable_conversion): Free
22068 vec_oprnds0 if it was allocated.
22069 (vect_permute_store_chain): Remove unused VECs.
22070 (vectorizable_store): Free VECs that are allocated in the..
22072 (vect_transform_strided_load, vectorizable_load): Likewise.
22073 (vect_remove_stores): Simplify the code.
22074 (vect_transform_loop): Move code to vect_remove_stores().
22075 Call vect_remove_stores() and free_stmt_vec_info().
22077 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22079 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22080 TARGET_HPUX. Revise comment.
22081 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22082 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22083 Use sr4 variant of `be' instruction when not generating PIC code.
22084 (attr_length_call): Adjust for above change.
22086 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22088 * ipa-reference.c (static_execute): Remove module_statics_const and
22089 associated setting code.
22091 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22094 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22095 predicate for operand 1.
22096 (paritysi2_cmp): Use register_operand predicate for operand 2.
22097 Use earlyclobber modifier for operand 1. Remove support for
22099 (paritydi2_cmp): Use register_operand predicate for operand 3.
22100 Use earlyclobber modifier for operand 1. Remove support for
22103 2008-03-11 Paul Brook <paul@codesourcery.com>
22104 Vladimir Prus <vladimir@codesourcery.com>
22106 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22107 (arm_compute_save_reg0_reg12_mask): Always
22108 check if register 11 must be saved. Always safe hard frame pointer
22109 when frame_pointer_needeed.
22110 (arm_compute_save_reg_mask): Save IP and PC
22111 only with apcs frames.
22112 (arm_output_epilogue): Adjust Thumb2 codepath to
22113 be also invoked and work for ARM non-apcs frames.
22114 (arm_expand_prologue): Don't bother saving IP
22115 for non-apcs frame, since it's not clobbered by
22116 prologue code. Implement non-apcs frame
22119 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22121 PR rtl-optimization/35281
22122 * expr.c (convert_move): Use a new pseudo for the intermediate
22123 from_mode->word_mode result.
22125 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22127 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22128 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22129 * toplev.c (compile_file): Don't call it.
22131 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22133 PR middle-end/35526
22134 * expr.c (store_expr): Call emit_block_move if the mode
22135 of "temp" RTX is BLKmode.
22137 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22138 Richard Guenther <rguenther@suse.de>
22140 PR tree-optimization/31358
22141 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22142 the step with a NULL_TREE.
22143 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22144 to sizetype if type is a pointer type.
22145 (add_candidate_1): Don't convert the base and step to
22146 the generic type if the orginal type is a pointer type.
22147 (add_iv_value_candidates): Use sizetype for the step
22148 if type is a pointer type.
22149 (cand_value_at): Likewise.
22150 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22152 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22153 Don't convert the tem affine to the type.
22154 (add_elt_to_tree): Use sizetype for the step if a pointer.
22155 Use POINTER_PLUS_EXPR for pointers.
22156 (aff_combination_to_tree): Use sizetype for the step if a
22159 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22161 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22162 Remove commutativity hint.
22164 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22168 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22169 errorneous type. Check that v is a VAR_DECL.
22171 PR middle-end/35099
22172 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22174 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22176 PR tree-optimization/35494
22177 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22178 may be overriden at link and run time.
22180 2008-03-10 Richard Guenther <rguenther@suse.de>
22182 PR tree-optimization/34677
22183 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22184 (poolify_tree): Likewise.
22185 (modify_expr_template): Likewise.
22186 (poolify_modify_stmt): Likewise.
22187 (insert_fake_stores): Handle all component-ref style stores
22188 in addition to INDIRECT_REF. Also handle complex types.
22189 Do not poolify the inserted load.
22190 (realify_fake_stores): Do not rebuild the tree but only
22191 make it a SSA_NAME copy.
22192 (init_pre): Remove initialzation of modify_expr_template.
22193 Do not allocate modify_expr_node_pool.
22194 (fini_pre): Do not free modify_expr_node_pool.
22196 2008-03-10 Paul Brook <paul@codesourcery.com>
22198 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22199 to avoid conflicts.
22201 2008-03-10 Paul Brook <paul@codesourcery.com>
22202 Mark Shinwell <shinwell@codesourcery.com>
22204 * config/arm/cortex-r4.md: New.
22205 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22207 * config/arm/arm.md: Include cortex-r4.md.
22208 (insn): Add smmls, sdiv and udiv values.
22209 (generic_sched): Don't use generic scheduling for Cortex-R4.
22210 (arm_issue_rate): New function.
22211 (TARGET_SCHED_ISSUE_RATE): Define.
22213 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22215 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22217 2008-03-10 Richard Guenther <rguenther@suse.de>
22219 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22220 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22222 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22224 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22225 Set default to true.
22227 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22229 * c.opt (Wsynth): Deprecate.
22230 * doc/invoke.texi (Option Summary, Warning Options): Document
22231 -Wno-format-contains-nul.
22233 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22236 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22237 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22239 2008-03-09 Ira Rosen <irar@il.ibm.com>
22241 * config/rs6000/rs6000.c (builtin_description): Rename vector
22242 left shift operations.
22243 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22244 (altivec_vsl<VI_char>): Rename to ...
22245 (ashl<mode>3): ... new name.
22246 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22248 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22250 2008-03-08 Richard Guenther <rguenther@suse.de>
22252 * coverage.h (tree_coverage_counter_addr): Declare.
22253 * coverage.c (tree_coverage_counter_addr): New function.
22254 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22255 before using again.
22256 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22257 (tree_gen_one_value_profiler): Likewise.
22258 (tree_gen_ic_profiler): Likewise.
22259 (tree_gen_average_profiler): Likewise.
22260 (tree_gen_ior_profiler): Likewise.
22262 2008-03-08 Richard Guenther <rguenther@suse.de>
22264 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22265 (vn_binary_op_insert): Likewise.
22266 (vn_unary_op_lookup): Likewise.
22267 (vn_unary_op_insert): Likewise.
22268 (vn_nary_op_lookup): Declare.
22269 (vn_nary_op_insert): Likewise.
22270 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22271 and binary hashes, use a single obstack for unary_op_pool
22272 and binary_op_pool.
22273 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22274 a single struct vn_nary_op_s. Store tree code length and
22275 a variable number of operands.
22276 (struct vn_reference_op_struct): Remove unused op2.
22277 (vn_reference_op_eq): Do not compare op2.
22278 (vn_reference_op_compute_hash): Do not compute hash of op2.
22279 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22280 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22281 with vn_nary_op_compute_hash.
22282 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22283 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22285 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22287 (visit_unary_op): Call nary functions.
22288 (visit_binary_op): Likewise.
22289 (process_scc): Adjust for struct vn_tables_s changes.
22290 (allocate_vn_table): Likewise.
22291 (free_vn_table): Likewise.
22292 * tree-vn.c (vn_add): Call nary functions.
22293 (vn_lookup): Likewise.
22295 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22298 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22299 wdst back after sync_compare_and_swapqhi_internal.
22301 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22304 * config/i386/i386-modes.def (V1DI): New vector mode.
22305 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22306 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22307 (MMXMODE248): Ditto.
22308 (MMXMODE): Add V1DI mode.
22309 (mmxvecsize): Change DI mode to V1DI mode.
22310 ("mov<mode>): Use MMXMODEI8 mode iterator.
22311 ("*mov<mode>_internal_rex64"): Ditto.
22312 ("*mov<mode>_internal"): Ditto.
22313 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22314 ("mmx_sub<mode>3"): Ditto.
22315 ("mmx_adddi3"): Remove insn pattern.
22316 ("mmx_subdi3"): Ditto.
22317 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22318 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22319 ("mmx_ashl<mode>3"): Ditto.
22320 ("mmx_lshrdi3"): Remove insn pattern.
22321 ("mmx_ashldi3"): Ditto.
22322 * config/i386/i386.c (classify_argument): Handle V1DImode.
22323 (function_arg_advance_32): Ditto.
22324 (function_arg_32): Ditto.
22325 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22326 mmx_addv1di3 insn pattern.
22327 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22328 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22329 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22330 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22331 Remove definitions of built-in functions.
22332 (V1DI_type_node): New node.
22333 (v1di_ftype_v1di_int): Ditto.
22334 (v1di_ftype_v1di_v1di): Ditto.
22335 (v2si_ftype_v2si_si): Ditto.
22336 (v4hi_ftype_v4hi_di): Remove node.
22337 (v2si_ftype_v2si_di): Ditto.
22338 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22339 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22340 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22341 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22342 Add new builtins using def_builtin_const.
22343 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22344 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22345 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22346 * config/i386/mmintrin.h (__v1di): New typedef.
22347 (_mm_add_si64): Cast arguments to __v1di type.
22348 (_mm_sub_si64): Ditto.
22349 (_mm_sll_pi16): Cast __count to __v4hi type.
22350 (_mm_sll_pi32): Cast __count to __v2si type.
22351 (_mm_sll_si64): Cast arguments to __v1di type.
22352 (_mm_srl_pi16): Cast __count to __v4hi type.
22353 (_mm_srl_pi32): Cast __count to __v2si type.
22354 (_mm_srl_si64): Cast arguments to __v1di type.
22355 (_mm_sra_pi16): Cast __count to __v4hi type.
22356 (_mm_sra_pi32): Cast __count to __v2si type.
22357 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22358 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22359 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22360 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22361 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22362 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22363 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22364 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22365 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22366 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22367 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22368 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22370 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22372 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22374 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22377 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22378 reg+const addressing for Altivec modes. Don't generate reg+reg
22379 addressing for TFmode or TDmode quantities.
22381 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22383 * c-common.c (vector_types_convertible_p): Call langhook
22384 instead of comptypes.
22386 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22389 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22390 integral and scalar float variables which have a
22393 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22395 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22396 dwarf_register_span hook when emitting unwind information for
22397 register-to-memory saves.
22398 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22399 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22401 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22403 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22404 for the same VAR_DECL.
22406 2008-03-06 Tom Tromey <tromey@redhat.com>
22408 * treelang: Delete.
22409 * doc/standards.texi (Standards): Don't mention treelang.
22410 * doc/invoke.texi (Overall Options): Don't mention treelang.
22411 * doc/install.texi (Prerequisites): Don't mention bison or
22413 (Configuration): Don't mention treelang.
22414 (Building): Likewise.
22415 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22417 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22419 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22420 word-extractions out of a multi-word object.
22422 2008-03-06 Richard Guenther <rguenther@suse.de>
22424 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22425 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22426 result type and precision.
22427 * expr.c (get_inner_reference): Set unsignedp based on the result
22428 type of BIT_FIELD_REF.
22429 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22430 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22431 (try_instantiate_multiple_fields): Likewise. Use the correct type
22433 (sra_build_assignment): Likewise.
22434 (sra_build_elt_assignment): Likewise.
22435 (sra_explode_bitfield_assignment): Likewise.
22436 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22437 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22438 set BIT_FIELD_REF_UNSIGNED.
22439 (vectorizable_load): Likewise.
22441 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22443 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22446 2008-03-06 Richard Guenther <rguenther@suse.de>
22448 * alias.c (struct alias_set_entry): Move has_zero_child field
22449 to pack with alias_set.
22451 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22453 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22456 2008-03-05 Ian Lance Taylor <iant@google.com>
22458 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22460 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22462 * fwprop.c (update_df): Support width and offset parameters of
22464 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22465 global_conflicts): Change DF_REF_EXTRACT to either
22466 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22467 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22468 * df-scan.c (df_ref_record, df_defs_record,
22469 df_ref_create_structure, df_def_record_1, df_uses_record,
22470 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22471 df_bb_refs_collect, df_entry_block_defs_collect,
22472 df_exit_block_uses_collect): Support new width and offset fields.
22473 (ref_extract_pool): New storage pool.
22474 (df_free_ref): New function.
22475 (df_reg_chain_unlink, df_free_collection_rec,
22476 df_sort_and_compress_refs): Call df_free_ref.
22477 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22479 (df_ref_create_structure): Allocate df_ref_extract if offset and
22480 width fields are used.
22481 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22482 (df_uses_record): Get offset and width from ZERO_EXTRACT
22484 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22485 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22486 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22487 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22488 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22489 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22490 (df_ref_extract): New structure.
22491 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22492 (df_ref_create): Add width and offset parameters.
22494 2008-03-05 Richard Guenther <rguenther@suse.de>
22496 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22497 Use ranges_overlap_p.
22498 (offset_overlaps_with_access): Rename
22499 to ranges_overlap_p and move ...
22500 * tree-flow-inline.h (ranges_overlap_p): ... here.
22502 * tree.h (get_inner_reference, handled_component_p): Update
22505 * tree.h (record_component_aliases, get_alias_set,
22506 alias_sets_conflict_p, alias_sets_must_conflict_p,
22507 objects_must_conflict_p): Move declarations ...
22508 * alias.h (record_component_aliases, get_alias_set,
22509 alias_sets_conflict_p, alias_sets_must_conflict_p,
22510 objects_must_conflict_p): ... here.
22511 Include coretypes.h.
22512 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22514 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22516 * cfg.c: Include tree-flow.h.
22517 (remove_edge_raw): Call redirect_edge_var_map_clear.
22518 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22519 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22520 (redirect_edge_var_map_result): New.
22521 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22522 PENDING_STMT use with redirect_edge_var_map_*.
22523 * tree-ssa.c (edge_var_maps): New definition.
22524 (redirect_edge_var_map_add): New.
22525 (redirect_edge_var_map_clear): New.
22526 (redirect_edge_var_map_dup): New.
22527 (redirect_edge_var_map_vector): New.
22528 (redirect_edge_var_map_destroy): New.
22529 (ssa_redirect_edge): Replace PENDING_STMT use with
22530 redirect_edge_var_map_*.
22531 (flush_pending_stmts): Same.
22532 (delete_tree_ssa): Destroy edge var map.
22533 * tree-flow.h (struct _edge_var_map): New.
22534 Define edge_var_map vector type.
22535 Declare redirect_edge_var_map_* prototypes.
22536 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22537 * tree-cfg.c (reinstall_phi_args): Replace
22538 PENDING_STMT use with redirect_edge_var_map_*.
22540 2008-03-05 Richard Guenther <rguenther@suse.de>
22542 PR tree-optimization/35472
22543 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22544 whose single use_stmt has a overlapping set of loaded and
22545 stored symbols as that use_stmt might be a noop assignment then.
22547 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22549 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22551 2008-03-05 Richard Guenther <rguenther@suse.de>
22554 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22555 should be constants.
22556 * tree-cfg.c (verify_expr): Verify it.
22557 * fold-const.c (fold_truthop): Remove code generating
22558 BIT_FIELD_REFs of structure bases.
22559 (fold_binary): Likewise.
22560 (fold_ternary): Position and size of BIT_FIELD_REFs are
22561 always host integers.
22562 (make_bit_field_ref): Remove.
22563 (optimize_bit_field_compare): Remove.
22564 (all_ones_mask_p): Remove.
22566 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22569 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22570 (split_block_and_df_analyze): New. Split basic block and rebuild
22572 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22574 (split_pattern_seq): Likewise.
22575 (erase_matching_seqs): Likewise.
22576 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22578 2008-03-04 Geoff Keating <geoffk@apple.com>
22580 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22581 declaration and code.
22582 (tree_invalid_nonnegative_warnv_p): Likewise.
22584 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22586 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22587 examples. Truncate option-names then causing overfull hbox.
22589 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22592 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22594 * configure: Rebuilt.
22596 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22598 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22599 (tree_unary_nonnegative_warnv_p): New.
22600 (tree_binary_nonnegative_warnv_p): New.
22601 (tree_single_nonnegative_warnv_p): New.
22602 (tree_invalid_nonnegative_warnv_p): New.
22603 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22605 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22608 * opts.c (handle_option): Postpone 'unknown option' errors only for
22611 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22614 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22617 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22619 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22620 (tree_binary_nonzero_warnv_p): New.
22621 (tree_single_nonzero_warnv_p): New.
22622 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22624 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22626 PR middle-end/35456
22627 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22628 transformations for modes that have signed zeros.
22629 * ifcvt.c (noce_try_abs): Ditto.
22631 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22633 * config/i386/i386.c (override_options): Force
22634 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22636 2008-03-04 Jan Hubicka <jh@suse.cz>
22639 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22642 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22644 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22645 label to probe the stack.
22647 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22649 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22650 (__gthr_win32_mutex_destroy): Declare.
22651 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22652 __gthr_win32_mutex_destroy.
22653 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22655 2008-03-03 Jan Hubicka <jh@suse.cz>
22658 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22659 aggressive on inlining cold calls.
22661 2008-03-03 Richard Guenther <rguenther@suse.de>
22663 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22664 struct copies into the expression table.
22665 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22666 (try_to_simplify): Likewise.
22667 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22668 integral and pointer arguments which do not change the
22669 precision to NOP_EXPRs.
22670 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22671 VIEW_CONVERT_EXPR case.
22673 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22675 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22676 defined in a loop at depth 0 is invariant.
22677 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22678 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22679 be called at loop depth 0.
22681 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22684 * gcc.c (process_command): Update copyright notice dates.
22685 * gcov.c (print_version): Likewise.
22686 * gcov-dump.c (print_version): Likewise.
22687 * mips-tfile.c (main): Likewise.
22688 * mips-tdump.c (main): Likewise.
22690 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22693 * c-common.c (flag_permissive): Delete.
22694 (constant_expression_warnings): Check flags first.
22695 (constant_expression_error): New.
22696 * c-common.h (flag_permissive): Delete.
22697 (constant_expression_error): Declare.
22698 * flags.h (flag_permissive): Declare. Update description.
22699 * diagnostic.c (pedwarn): Update.
22701 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22702 (permissive_error_kind): New.
22703 * toplev.c (flag_permissive): Define. Update description.
22704 * toplev.h (permissive_error_kind): Declare.
22705 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22706 (pedwarn_c90): Use pedantic_warning_kind.
22707 * c-opts.c (c_common_post_options): flag_permissive does not affect
22708 flag_pedantic_errors.
22710 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22712 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22713 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22714 __absvsi2, __absvDI2): Use unsigned arithmetic.
22716 2008-03-02 Andi Kleen <ak@suse.de>
22717 Richard Guenther <rguenther@suse.de>
22719 * struct-equiv.c: Remove file.
22720 * cfg_cleanup.c (condjump_equiv_p): Remove.
22721 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22722 (struct-equiv.o): Remove rule.
22723 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22724 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22725 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22727 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22729 * ifcvt.c (noce_process_if_block): Try to handle only the then
22730 block if the else block exists but isn't suitable.
22732 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22735 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22736 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22737 regression from previous patch.
22739 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22742 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22744 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22745 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22746 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22747 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22748 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22749 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22750 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22751 (__gthread_mutex_destroy_function): Rename to
22752 __gthread_mutex_destroy.
22753 * gthr-dce.h (__gthread_mutex_destroy): Call
22754 pthread_mutex_destroy.
22755 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22756 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22757 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22759 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22761 * df-scan.c (df_ref_chain_change_bb): Simplify.
22762 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22763 set_block_for_insn if there's any change.
22764 * df.h ((df_insn_change_bb): Fix prototype.
22765 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22766 df_insn_change_bb, don't call set_block_for_insn.
22767 * emit-rtl.c (reorder_insns): Likewise.
22768 * haifa-sched.c (move_insn): Likewise.
22770 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22772 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22774 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22776 * tree-flow-inline.h (next_readonly_imm_use): Return
22777 NULL_USE_OPERAND_P after the end.
22779 2008-03-01 Richard Guenther <rguenther@suse.de>
22781 PR tree-optimization/35411
22782 * tree-sra.c (sra_build_assignment): Split conversion to
22783 final type to a separate statement if we are not assigning
22786 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22788 * fold-const.c (fold_convertible_p): Correct the logic to follow
22789 that in fold_convert().
22791 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22794 * tree-inline.c (build_duplicate_type): When we make a
22795 duplicate type, make it unique in the canonical types system.
22797 2008-02-29 Tom Tromey <tromey@redhat.com>
22799 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22800 input_file_stack_history, input_file_stack_restored): Remove.
22801 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22802 * input.h (struct file_stack): Remove.
22803 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22804 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22806 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22808 (diagnostic_last_module_changed): Add 'map' argument.
22809 (diagnostic_set_last_function): Likewise.
22810 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22811 line map, not input_file_stack.
22812 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22814 2008-02-29 Paul Brook <paul@codesourcery.com>
22816 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22818 2008-02-29 Paul Brook <paul@codesourcery.com>
22820 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22822 2008-02-29 Richard Guenther <rguenther@suse.de>
22824 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22826 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22827 value for comparing for a store match.
22828 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22829 (try_to_simplify): Do not do a full-blown reference lookup.
22831 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22833 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22834 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22836 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22838 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22840 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22841 strides against cache sizes.
22843 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22845 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22848 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22850 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22851 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22852 is smaller than the original promoted value.
22853 (simplify_subreg): If OP is a SUBREG, try to preserve its
22854 SUBREG_PROMOTED_VAR_P information.
22856 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22858 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22859 (VN_INFO_GET): Allocate new objects on the obstack.
22860 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22861 for rpo_numbers_temp, for consistency.
22862 (free_scc_vn): Free the obstack.
22864 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22866 * doc/invoke.texi: Document -ftree-loop-distribution.
22867 * tree-loop-distribution.c: New.
22868 * tree-pass.h (pass_loop_distribution): New.
22869 * graphds.h (struct graph): Add htab_t indices.
22870 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22871 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22872 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22873 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22874 * tree-data-ref.c (debug_data_dependence_relations): New.
22875 (dump_data_dependence_relation): Also print data references.
22876 (free_data_ref): Extern.
22877 (same_access_functions): Moved...
22878 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22879 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22880 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22881 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22882 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22883 (stmts_from_loop): Skip LABEL_EXPR.
22884 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22886 (build_rdg): Initialize rdg->indices htab.
22887 (free_rdg, stores_from_loop, ref_base_address,
22888 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22889 have_similar_memory_accesses_1, ref_base_address_1,
22890 remove_similar_memory_refs): New.
22891 * tree-data-ref.h: Depend on tree-chrec.h.
22892 (debug_data_dependence_relations, free_data_ref): Declared.
22893 (same_access_functions): ... here.
22894 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22896 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22897 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22898 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22899 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22900 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22901 rdg_vertex_for_stmt): Declared.
22902 (struct rdg_edge): Add level.
22904 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22905 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22907 (rdg_has_similar_memory_accesses): New.
22908 * tree-vect-analyze.c: Remove unused static decls.
22909 * lambda.h (dependence_level): New.
22910 * common.opt (ftree-loop-distribution): New.
22911 * tree-flow.h (mark_virtual_ops_in_bb,
22912 slpeel_tree_duplicate_loop_to_edge_cfg,
22913 rename_variables_in_loop): Declared.
22914 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22915 (OBJS-common): Add tree-loop-distribution.o.
22916 (tree-loop-distribution.o): New rule.
22917 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22918 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22919 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22921 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22924 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22925 other than structures and unions.
22927 2008-02-28 Richard Guenther <rguenther@suse.de>
22930 2008-02-26 Richard Guenther <rguenther@suse.de>
22932 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22933 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22934 (lookup_decl_from_uid): Declare.
22935 (remove_decl_from_map): Likewise.
22936 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22937 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22938 (decl_for_uid_map): New global hashtable mapping DECL_UID
22940 (init_ttree): Allocate it.
22941 (insert_decl_to_uid_decl_map): New helper function.
22942 (make_node_stat): Insert new decls into the map.
22943 (copy_node_stat): Likewise.
22944 (lookup_decl_from_uid): New function.
22945 (remove_decl_from_map): Likewise.
22946 (print_decl_for_uid_map_statistics): New helper.
22947 (dump_tree_statistics): Call it.
22949 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22950 (referenced_var_iterator): Adjust.
22951 (FOR_EACH_REFERENCED_VAR): Adjust.
22952 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22953 (num_referenced_vars): Adjust.
22954 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22955 (first_referenced_var): Remove.
22956 (end_referenced_vars_p): Likewise.
22957 (next_referenced_var): Likewise.
22958 (referenced_var_iterator_set): New helper function.
22959 * tree-dfa.c (referenced_var_lookup): Adjust.
22960 (referenced_var_check_and_insert): Likewise.
22961 (remove_referenced_var): Likewise.
22962 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22963 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22964 (verify_call_clobbering): Likewise.
22965 (verify_memory_partitions): Likewise.
22966 (init_tree_ssa): Allocate bitmap instead of hashtable for
22968 (delete_tree_ssa): Adjust.
22969 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22970 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22971 (compute_tag_properties): Likewise.
22972 (set_initial_properties): Likewise.
22973 (find_partition_for): Likewise.
22974 (update_reference_counts): Likewise.
22975 (dump_may_aliases_for): Likewise.
22976 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22977 (add_call_clobber_ops): Likewise.
22978 (add_call_read_ops): Likewise.
22979 (get_asm_expr_operands): Likewise.
22980 * tree-into-ssa.c (dump_decl_set): Likewise.
22981 (update_ssa): Likewise.
22982 * tree-sra.c (scan_function): Likewise.
22983 (decide_instantiations): Likewise.
22984 (scalarize_parms): Likewise.
22985 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22986 (dsa_named_for): Likewise.
22987 * tree-ssa-structalias.c (update_alias_info): Likewise.
22988 (merge_smts_into): Likewise.
22990 2008-02-27 David Daney <ddaney@avtrex.com>
22993 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22994 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22995 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22996 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22997 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22999 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23002 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23003 (BUILT_IN_NEXTTOWARD): Remove.
23004 (BUILT_IN_NEXTTOWARDF): Ditto.
23005 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23006 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23008 2008-02-27 Tom Tromey <tromey@redhat.com>
23010 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23011 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23013 2008-02-27 Jan Beulich <jbeulich@novell.com>
23015 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23016 update the respective field on newdecl.
23018 2008-02-27 Revital Eres <eres@il.ibm.com>
23020 PR rtl-optimization/34999
23021 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23022 crossing edges that ends with a call insn.
23023 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23024 call insn and clear the EDGE_CROSSING flag of the crossing edge
23025 when fixing fallthru edges.
23027 2008-02-27 Richard Guenther <rguenther@suse.de>
23029 PR middle-end/35390
23030 * fold-const.c (fold_unary): Return the correct argument,
23031 converted to the result type.
23033 2008-02-27 Richard Guenther <rguenther@suse.de>
23035 PR middle-end/34971
23036 * expr.c (expand_expr_real_1): Assert on rotates that operate
23038 * fold-const.c (fold_binary): Use the types precision, not the
23039 bitsize of the mode if folding rotate expressions. Build rotates
23040 only for full modes.
23042 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23044 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23045 and CPP_PRAGMA_EOL.
23046 * c-pragma.c (pragma_ns_name): New typedef.
23047 (registered_pp_pragmas): New variable.
23048 (c_pp_lookup_pragma): New function.
23049 (c_register_pragma_1): If flag_preprocess_only, do nothing
23050 for non-expanded pragmas, for expanded ones push pragma's
23051 namespace and name into registered_pp_pragmas vector.
23052 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23053 flag_preprocess_only, don't register GCC pch_preprocess
23054 pragma if flag_preprocess_only.
23055 * c-opts.c (c_common_init): Call init_pragma even if
23056 flag_preprocess_only.
23057 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23058 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23059 cpp_register_pragma if flag_preprocess_only.
23061 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23064 * c-parser.c (c_parser_translation_unit): Warn for empty
23065 translation unit, not empty source file.
23067 2008-02-26 Paul Brook <paul@codesourcery.com>
23069 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23070 operand for Thumb-2.
23071 * config/arm/arm.h (reg_class): Add CORE_REGS.
23072 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23073 (BASE_REG_CLASS): Use CORE_REGS.
23074 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23075 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23076 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23077 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23078 ARM_REGNO_OK_FOR_INDEX_P.
23079 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23080 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23081 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23082 (ldm/stm peepholes): Ditto.
23083 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23084 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23085 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23086 * config/arm/constraints.md: Enable "k" constraint on ARM.
23088 2008-02-27 Ben Elliston <bje@au.ibm.com>
23090 * config/rs6000/rs6000.c: Annotate cache line size field in all
23091 instances of struct processor_costs.
23093 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23095 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23096 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23097 jump_bypass): New counters.
23098 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23099 * dce.c (gate_ud_dce): Same.
23100 (gate_fast_dce): Same.
23101 * dse.c (gate_dse1): New function.
23102 (gate_dse2): New function.
23103 (gate_dse): Merge results of new gate functions.
23104 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23105 (gate_handle_jump_bypass): Add dbg_cnt.
23106 (gate_handle_gcse): Add dbg_cnt.
23107 * ifcvt.c (gate_handle_if_conversion): Same.
23108 (gate_handle_if_after_combine): Same.
23109 (gate_handle_if_after_reload): Same.
23110 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23112 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23114 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23116 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23118 2008-02-26 Jason Merrill <jason@redhat.com>
23121 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23122 alone if it's the naming decl for the type's main variant.
23124 2008-02-26 Tom Tromey <tromey@redhat.com>
23126 * system.h (USE_MAPPED_LOCATION): Poison.
23127 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23128 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23129 (make_goto_expr_edges): Likewise.
23130 (remove_bb): Likewise.
23131 (execute_warn_function_return): Likewise.
23132 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23134 * c-common.c (fname_decl): Remove old location code.
23135 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23137 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23139 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23140 (gen_rtx_ASM_INPUT): Likewise.
23141 (gen_rtx_ASM_INPUT_loc): Likewise.
23142 (get_rtx_asm_OPERANDS): Remove.
23143 * cfglayout.c (insn_locators_alloc): Remove old location code.
23144 (set_curr_insn_source_location): Likewise.
23145 (curr_insn_locator): Likewise.
23146 * print-tree.c (print_node): Remove old location code.
23147 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23148 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23149 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23150 location_from_locus.
23151 (construct_exit_block): Remove old location code.
23152 * emit-rtl.c (force_next_line_note): Remove old location code.
23153 * profile.c (branch_prob): Remove old location code.
23154 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23155 LOC_LINE): Remove old-location variants.
23156 * langhooks.c (lhd_print_error_function): Remove old location
23158 * configure, config.in: Rebuilt.
23159 * configure.ac (--enable-mapped-location): Remove.
23160 * c-decl.c (c_init_decl_processing): Remove old location code.
23161 (finish_function): Likewise.
23162 * recog.c (decode_asm_operands): Remove old location code.
23163 * c-pch.c (c_common_read_pch): Remove old location code.
23164 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23166 * gimple-low.c (lower_function_body): Remove old location code.
23167 * toplev.c (unknown_location): Remove.
23168 (push_srcloc): Remove old-location variant.
23169 (process_options): Remove old location code.
23170 (lang_dependent_init): Likewise.
23171 * input.h (UNKNOWN_LOCATION): Move definition.
23172 (location_t): Undeprecate.
23173 (source_locus): Remove.
23174 (location_from_locus): Remove.
23175 (struct location_s): Remove.
23176 Remove all old-location code.
23177 (input_line, input_filename): Remove.
23178 * final.c (final_scan_insn): Remove old location code.
23179 * diagnostic.c (diagnostic_build_prefix): Remove
23180 USE_MAPPED_LOCATION test.
23181 * tree.h (gimple_stmt) <locus>: Now a location_t.
23182 (tree_exp) <locus>: Likewise.
23183 (DECL_IS_BUILTIN): Remove old-location variant.
23184 (annotate_with_file_line, annotate_with_locus): Likewise.
23185 (expr_locus, set_expr_locus): Update.
23186 * tree.c (build1_stat): Remove old location code.
23187 (last_annotated_node): Remove.
23188 (annotate_with_file_line): Remove old-location variant.
23189 (annotate_with_locus): Likewise.
23190 (expr_location): Remove old location code.
23191 (set_expr_location): Likewise.
23192 (expr_has_location): Likewise.
23193 (expr_locus): Likewise.
23194 (set_expr_locus): Likewise.
23195 (expr_filename): Don't use location_from_locus.
23196 (expr_lineno): Likewise.
23197 * rtl-error.c (location_for_asm): Remove old location code.
23198 * c-lex.c (cb_line_change): Remove old location code.
23199 (fe_file_change): Likewise.
23200 (cb_def_pragma): Likewise.
23201 (c_lex_with_flags): Likewise.
23202 * gengtype.c (do_typedef): Don't special-case location types.
23203 (define_location_structures): Remove.
23204 (main): Don't call define_location_structures.
23205 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23208 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23211 * builtins.def (BUILT_IN_STDARG_START): Remove.
23212 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23213 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23214 * tree-inline.c (inline_forbidden_p_1): Likewise.
23216 2008-02-26 Richard Guenther <rguenther@suse.de>
23218 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23219 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23220 (lookup_decl_from_uid): Declare.
23221 (remove_decl_from_map): Likewise.
23222 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23223 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23224 (decl_for_uid_map): New global hashtable mapping DECL_UID
23226 (init_ttree): Allocate it.
23227 (insert_decl_to_uid_decl_map): New helper function.
23228 (make_node_stat): Insert new decls into the map.
23229 (copy_node_stat): Likewise.
23230 (lookup_decl_from_uid): New function.
23231 (remove_decl_from_map): Likewise.
23232 (print_decl_for_uid_map_statistics): New helper.
23233 (dump_tree_statistics): Call it.
23235 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23236 (referenced_var_iterator): Adjust.
23237 (FOR_EACH_REFERENCED_VAR): Adjust.
23238 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23239 (num_referenced_vars): Adjust.
23240 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23241 (first_referenced_var): Remove.
23242 (end_referenced_vars_p): Likewise.
23243 (next_referenced_var): Likewise.
23244 (referenced_var_iterator_set): New helper function.
23245 * tree-dfa.c (referenced_var_lookup): Adjust.
23246 (referenced_var_check_and_insert): Likewise.
23247 (remove_referenced_var): Likewise.
23248 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23249 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23250 (verify_call_clobbering): Likewise.
23251 (verify_memory_partitions): Likewise.
23252 (init_tree_ssa): Allocate bitmap instead of hashtable for
23254 (delete_tree_ssa): Adjust.
23255 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23256 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23257 (compute_tag_properties): Likewise.
23258 (set_initial_properties): Likewise.
23259 (find_partition_for): Likewise.
23260 (update_reference_counts): Likewise.
23261 (dump_may_aliases_for): Likewise.
23262 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23263 (add_call_clobber_ops): Likewise.
23264 (add_call_read_ops): Likewise.
23265 (get_asm_expr_operands): Likewise.
23266 * tree-into-ssa.c (dump_decl_set): Likewise.
23267 (update_ssa): Likewise.
23268 * tree-sra.c (scan_function): Likewise.
23269 (decide_instantiations): Likewise.
23270 (scalarize_parms): Likewise.
23271 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23272 (dsa_named_for): Likewise.
23273 * tree-ssa-structalias.c (update_alias_info): Likewise.
23274 (merge_smts_into): Likewise.
23276 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23279 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23280 * c-opts.c (c_common_handle_option): Wall enables
23281 Wvolatile-register-var.
23282 * common.opt: Move Wvolatile-register-var to...
23285 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23287 * common.opt (Wlarger-than=): New.
23288 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23290 * opts.c (common_handle_option): Handle -Wlarger-than=.
23291 * optc-gen.awk: Likewise.
23292 * opth-gen.awk: Likewise.
23293 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23294 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23296 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23298 * c-common.c (match_case_to_enum_1): Add appropriate
23299 OPT_W* parameter to warning.
23300 (c_do_switch_warnings): Likewise.
23301 * c-typeck.c (warning_init): Add one more parameter following
23302 'warning' function.
23303 (push_init_level): Update call to warning_init.
23304 (pop_init_level): Likewise.
23305 (add_pending_init): Likewise.
23306 (output_init_element: Likewise.
23308 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23311 * toplev.c (toplev_main): If there are warnings or error, print
23312 errors for ignored options.
23313 * opts.c (ignored_options): New static variable.
23314 (postpone_unknown_option_error): New.
23315 (print_ignored_options): New.
23316 (handle_option): Postpone errors for unknown -Wno-* options.
23317 * opts.h (print_ignored_options): Declare.
23319 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23321 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23324 2008-02-25 Richard Guenther <rguenther@suse.de>
23327 2008-02-25 Richard Guenther <rguenther@suse.de>
23329 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23330 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23331 (lookup_decl_from_uid): Declare.
23332 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23333 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23334 (decl_for_uid_map): New global hashtable mapping DECL_UID
23336 (init_ttree): Allocate it.
23337 (insert_decl_to_uid_decl_map): New helper function.
23338 (make_node_stat): Insert new decls into the map.
23339 (copy_node_stat): Likewise.
23340 (lookup_decl_from_uid): New function.
23341 (print_decl_for_uid_map_statistics): New helper.
23342 (dump_tree_statistics): Call it.
23344 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23345 (referenced_var_iterator): Adjust.
23346 (FOR_EACH_REFERENCED_VAR): Adjust.
23347 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23348 (num_referenced_vars): Adjust.
23349 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23350 (first_referenced_var): Remove.
23351 (end_referenced_vars_p): Likewise.
23352 (next_referenced_var): Likewise.
23353 (referenced_var_iterator_set): New helper function.
23354 * tree-dfa.c (referenced_var_lookup): Adjust.
23355 (referenced_var_check_and_insert): Likewise.
23356 (remove_referenced_var): Likewise.
23357 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23358 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23359 (verify_call_clobbering): Likewise.
23360 (verify_memory_partitions): Likewise.
23361 (init_tree_ssa): Allocate bitmap instead of hashtable for
23363 (delete_tree_ssa): Adjust.
23364 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23365 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23366 (compute_tag_properties): Likewise.
23367 (set_initial_properties): Likewise.
23368 (find_partition_for): Likewise.
23369 (update_reference_counts): Likewise.
23370 (dump_may_aliases_for): Likewise.
23371 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23372 (add_call_clobber_ops): Likewise.
23373 (add_call_read_ops): Likewise.
23374 (get_asm_expr_operands): Likewise.
23375 * tree-into-ssa.c (dump_decl_set): Likewise.
23376 (update_ssa): Likewise.
23377 * tree-sra.c (scan_function): Likewise.
23378 (decide_instantiations): Likewise.
23379 (scalarize_parms): Likewise.
23380 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23381 (dsa_named_for): Likewise.
23382 * tree-ssa-structalias.c (update_alias_info): Likewise.
23383 (merge_smts_into): Likewise.
23385 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23388 * doc/invoke.texi (-fcx-limited-range): Document new option.
23389 * toplev.c (process_options): Handle -fcx-fortran-rules.
23390 * common.opt: Add documentation for -fcx-fortran-rules.
23392 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23395 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23396 actual behaviour and C99.
23398 2008-02-26 Ben Elliston <bje@au.ibm.com>
23400 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23401 (ASM_CPU_POWER6_SPEC): Likewise.
23402 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23403 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23404 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23406 2008-02-25 Richard Guenther <rguenther@suse.de>
23408 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23409 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23410 (lookup_decl_from_uid): Declare.
23411 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23412 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23413 (decl_for_uid_map): New global hashtable mapping DECL_UID
23415 (init_ttree): Allocate it.
23416 (insert_decl_to_uid_decl_map): New helper function.
23417 (make_node_stat): Insert new decls into the map.
23418 (copy_node_stat): Likewise.
23419 (lookup_decl_from_uid): New function.
23420 (print_decl_for_uid_map_statistics): New helper.
23421 (dump_tree_statistics): Call it.
23423 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23424 (referenced_var_iterator): Adjust.
23425 (FOR_EACH_REFERENCED_VAR): Adjust.
23426 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23427 (num_referenced_vars): Adjust.
23428 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23429 (first_referenced_var): Remove.
23430 (end_referenced_vars_p): Likewise.
23431 (next_referenced_var): Likewise.
23432 (referenced_var_iterator_set): New helper function.
23433 * tree-dfa.c (referenced_var_lookup): Adjust.
23434 (referenced_var_check_and_insert): Likewise.
23435 (remove_referenced_var): Likewise.
23436 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23437 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23438 (verify_call_clobbering): Likewise.
23439 (verify_memory_partitions): Likewise.
23440 (init_tree_ssa): Allocate bitmap instead of hashtable for
23442 (delete_tree_ssa): Adjust.
23443 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23444 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23445 (compute_tag_properties): Likewise.
23446 (set_initial_properties): Likewise.
23447 (find_partition_for): Likewise.
23448 (update_reference_counts): Likewise.
23449 (dump_may_aliases_for): Likewise.
23450 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23451 (add_call_clobber_ops): Likewise.
23452 (add_call_read_ops): Likewise.
23453 (get_asm_expr_operands): Likewise.
23454 * tree-into-ssa.c (dump_decl_set): Likewise.
23455 (update_ssa): Likewise.
23456 * tree-sra.c (scan_function): Likewise.
23457 (decide_instantiations): Likewise.
23458 (scalarize_parms): Likewise.
23459 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23460 (dsa_named_for): Likewise.
23461 * tree-ssa-structalias.c (update_alias_info): Likewise.
23462 (merge_smts_into): Likewise.
23464 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23467 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23468 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23469 * alias.h (nonoverlapping_memrefs_p): Likewise.
23471 2008-02-25 Jan Beulich <jbeulich@novell.com>
23473 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23474 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23475 __emultls_get_address, __emultls_register_common,
23476 __floatundi?f, and _Unwind_GetIPInfo.
23477 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23478 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23479 (gen_regparm_prefix): Likewise.
23480 (i386_nlm_encode_section_info): Sync with
23481 config/i386/winnt.c:i386_pe_encode_section_info().
23482 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23483 i386_nlm_mangle_decl_assembler_name): New.
23484 (netware_override_options): New.
23485 * config/i386/netware.h (netware_override_options): Declare.
23486 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23487 (i386_nlm_mangle_decl_assembler_name): Declare.
23488 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23490 2008-02-25 Ben Elliston <bje@au.ibm.com>
23493 * c-decl.c (grokdeclarator): Remove unused local variables
23494 `typedef_type' and `type_as_written'.
23496 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23497 unused local variable `has_hot_blocks'.
23498 (fix_crossing_conditional_branches): Remove unused local variable
23501 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23503 PR middle-end/19984
23504 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23505 using DEF_C99_BUILTIN.
23506 (BUILT_IN_NANF): Ditto.
23507 (BUILT_IN_NANL): Ditto.
23509 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23510 Revital Eres <eres@il.ibm.com>
23512 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23513 regarding the order of two dependent insns in the same row.
23515 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23517 * stor-layout.c (layout_decl): Do not bump the alignment of a
23518 bit-field to more than byte alignment if it is packed.
23520 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23522 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23525 2008-02-24 Diego Novillo <dnovillo@google.com>
23527 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23530 * tree-vrp.c (vrp_evaluate_conditional): With
23531 -Wtype-limits, emit a warning when comparing against a
23532 constant outside the natural range of OP0's type.
23533 * c.opt (Wtype-limits): Move ...
23534 * common.opt (Wtype-limits): ... here.
23536 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23538 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23539 * config/rs6000/e300c2c3.md: New file.
23540 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23542 (rs6000_override_options): Add e300c2 and e300c3 cases to
23543 processor_target_table. Do not allow usage of Altivec or Spe
23544 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23545 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23546 * config/rs6000/rs6000.h (processor_type): Add
23547 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23548 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23549 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23550 and ppce300c3. Include e300c2c3.md.
23552 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23554 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23555 instead of TARGET_STRICT_ALIGN.
23557 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23559 * explow.c (memory_address): Assert that the generated address is
23562 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23565 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23566 * config/darwin-ppc-ldouble-patch.def: New file.
23567 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23568 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23569 SUBTARGET_INIT_BUILTINS if defined.
23570 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23573 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23576 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23577 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23579 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23582 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23583 file" warning condtional on -Winvalid-PCH.
23585 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23587 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23589 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23593 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23594 prevent reload from using MMX registers.
23595 (*mov<mode>_internal): Ditto.
23596 (*movv2sf_internal_rex64): Ditto.
23597 (*movv2sf_internal): Ditto.
23599 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23601 PR documentation/31569
23602 * doc/install.texi2html: Use makeinfo --no-number-sections.
23604 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23606 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23607 ensure that we can address an entire entity > 8 bytes. Don't
23608 generate reg+reg addressing for such data.
23610 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23612 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23613 strings when optimizing for size, unless the target cares about
23616 2008-02-22 Tom Tromey <tromey@redhat.com>
23618 * regclass.c (current_pass): Remove declaration.
23620 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23622 * config/avr/libgcc.S (__RAMPZ__): Define.
23623 (__do_copy_data): Add for devices with 128KB code memory.
23625 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23627 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23629 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23631 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23633 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23636 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23639 * c-typeck.c (build_binary_op): Warn about floating point
23640 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23642 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23645 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23646 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23648 (rs6000_override_options): Set altivec_abi as default, not override,
23649 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23650 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23651 is used; use new member spe_abi.
23652 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23653 spe_abi and altivec_abi.
23655 2008-02-22 Tomas Bily <tbily@suse.cz>
23657 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23659 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23662 * config.build (build_file_translate): Set to `CMD //c' only if
23664 * Makefile.in (build_file_translate): Improve comment.
23666 2008-02-21 Jan Hubicka <jh@suse.cz>
23668 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23669 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23670 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23672 2008-02-21 Michael Matz <matz@suse.de>
23675 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23677 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23679 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23680 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23681 as insn constraint.
23682 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23683 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23684 SSE_VEC_FLOAT_MODE_P as insn constraint.
23685 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23686 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23687 sse4a_movntdf using MODEF mode iterator.
23688 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23689 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23690 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23691 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23692 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23693 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23694 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23696 2008-02-21 Richard Guenther <rguenther@suse.de>
23698 * tree.def (PAREN_EXPR): New tree code.
23699 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23701 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23702 * expr.c (expand_expr_real_1): Likewise.
23703 * tree-inline.c (estimate_num_insns_1): Likewise.
23704 * tree-complex.c (expand_complex_move): Likewise.
23705 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23708 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23711 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23713 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23716 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23718 * config/sh/sh.c (find_barrier): Don't go past
23719 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23721 2008-02-20 DJ Delorie <dj@redhat.com>
23723 * config/h8300/h8300.md (insv): Force source operand to be a register.
23725 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23726 as a jump, not as a plain insn.
23728 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23730 * doc/invoke.texi (Warning Options): Add new option
23731 -Wframe-larger-than=.
23732 (-Wframe-larger-than): Document.
23734 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23735 Add declarations for new option variables.
23737 * final.c (final_start_function): Check the frame size
23738 before emission and issue a Wframe-larger-than warning.
23740 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23741 Add definitions for new option variables.
23742 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23744 * common.opt (Wframe-larger-than=): New option.
23746 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23748 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23749 (<sse>_div<mode>3): Ditto.
23750 (<sse>_vmdiv<mode>3): Ditto.
23751 (<sse>_vmsqrt<mode>2): Ditto.
23752 (*smax<mode>3): Ditto.
23753 (sse5_frcz<mode>2): Ditto.
23754 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23755 as insn constraint.
23757 2008-02-20 Richard Guenther <rguenther@suse.de>
23759 PR middle-end/35265
23760 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23761 be happy with INTEGRAL_TYPE_P.
23763 2008-02-20 Richard Guenther <rguenther@suse.de>
23765 * fold-const.c (split_tree): Associate floatig-point expressions
23766 if flag_associative_math is set.
23768 2008-02-20 Richard Guenther <rguenther@suse.de>
23770 * tree.h (fold_real_zero_addition_p): Declare.
23771 * fold-const.c (fold_real_zero_addition_p): Export.
23772 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23773 floating-point operations with zero and one.
23775 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23777 * doc/install.texi: Correct references to CFLAGS, replacing them
23778 with BOOT_CFLAGS. Document flags used during bootstrap for
23781 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23783 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23784 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23785 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23787 (smin<mode>3): Ditto from similar patterns.
23788 (smax<mode>3): Ditto.
23789 (*ieee_smin<mode>3): Ditto.
23790 (*ieee_smax<mode>3): Ditto.
23791 * config/i386/sse.md (sse): New mode attribute.
23792 (mov<mode>): Macroize expander from movv4sf and movv2df using
23793 SSEMODEF2P mode iterator.
23794 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23795 SSE_VEC_FLOAT_MODE_P as insn constraint.
23796 (storent<mode>): Ditto.
23797 (storent<mode>): Macroize expander from storentsf and storentdf using
23798 MODEF mode iterator.
23799 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23800 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23801 (abs<mode>2): Ditto from similar patterns.
23802 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23803 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23804 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23805 (<sse>_vmsqrt<mode>2): Ditto.
23806 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23807 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23808 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23809 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23810 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23811 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23812 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23814 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23815 iterator and SSE_FLOAT_MODE_P as insn constraint.
23816 (<sse>_ucomi): Ditto from similar patterns.
23817 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23818 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23819 SSE_VEC_FLOAT_MODE_P as insn constraint.
23820 (vcond<mode>): Ditto from similar patterns.
23821 (and<mode>3, *and<mode>3): Ditto.
23822 (<sse>_nand<mode>3): Ditto.
23823 (ior<mode>3, *ior<mode>3): Ditto.
23824 (xor<mode>3, *xor<mode>3): Ditto.
23825 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23826 iterator and SSE_FLOAT_MODE_P as insn constraint.
23827 (*nand<mode>3): Ditto from similar patterns.
23828 (*ior<mode>3): Ditto.
23829 (*xor<mode>3): Ditto.
23831 2008-02-20 Ira Rosen <irar@il.ibm.com>
23833 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23834 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23835 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23837 2008-02-19 Jan Hubicka <jh@suse.cz>
23839 * predict.c (tree_bb_level_predictions): Remove variable next
23840 mistakely introduced by previous commit.
23842 2008-02-19 Jan Hubicka <jh@suse.cz>
23844 * predict.c (predict_paths_leading_to): Rewrite.
23845 (predict_paths_for_bb): New.
23846 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23848 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23851 * Makefile.in (build_file_translate): New.
23852 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23853 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23854 * configure.ac (build_file_translate): Substitute it.
23855 * configure: Regenerate.
23857 2008-02-19 Jan Hubicka <jh@suse.cz>
23859 PR rtl-optimization/34408
23860 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23863 2008-02-19 Jan Hubicka <jh@suse.cz>
23865 PR middle-end/28779
23866 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23869 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23872 * config/i386/i386-modes.def: Revert the last DI alignment
23873 change until Ada people can look into it.
23875 2008-02-19 Nick Clifton <nickc@redhat.com>
23877 * opts.c (print_specific_help): Fix typo in --help text.
23879 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23882 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23883 32-bit inline asm without asm alternatives for host GCC < 3.0.
23885 2008-02-19 Richard Guenther <rguenther@suse.de>
23887 PR tree-optimization/34989
23888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23889 Allow propagation to INDIRECT_REF if we can simplify only.
23891 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23893 * c-common.c (warn_for_collisions_1): Use appropriate option when
23896 2008-02-19 Nick Clifton <nickc@redhat.com>
23899 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23900 (handle_options): Fix indentation.
23901 (print_filtered_help): If no language-specific options were
23902 displayed tell the user how to list all the options supported by
23903 the language's front-end.
23904 (print_specific_help): Fix indentation and remove duplicate line.
23905 (common_handle_option): Handle the -v option.
23906 For --help enable the display of undocumented options if the -v
23907 switch has been included on the command line.
23908 For --help= check for overlaps in the arguments between the option
23909 classes and the language names and issue a warning when they
23910 cannot be disambiguated.
23911 * c.opt (v): Pass on to the common option handler.
23913 2008-02-19 Revital Eres <eres@il.ibm.com>
23915 * modulo-sched.c (sms_schedule): Change dump message when
23916 create_ddg function fails.
23917 (try_scheduling_node_in_cycle): Rename row to cycle.
23918 (print_partial_schedule): Rename CYCLE to ROW.
23920 2008-02-19 Christian Bruel <christian.bruel@st.com>
23921 Zdenek Dvorak <ook@ucw.cz>
23923 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23925 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23928 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23929 (*x86_movdicc_0_m1_se): Ditto.
23931 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23933 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23934 (CMPtype): Define as __gcc_CMPtype.
23935 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23936 (CMPtype): Define as __gcc_CMPtype.
23938 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23940 Support valgrind 3.3 for --enable-checking=valgrind.
23941 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23943 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23944 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23945 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23946 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23947 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23948 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23949 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23951 * ggc-zone.c: Similar.
23952 * ggc-page.c: Similar.
23954 2008-02-19 Paul Brook <paul@codesourcery.com>
23957 * config/arm/ieee754-df.S: Fix do_it typo.
23958 * config/arm/ieee754-sf.S: Fix do_it typo.
23960 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23963 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23964 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23965 (OPTION_MASK_ISA_SSE_SET): Likewise.
23966 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23967 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23968 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23969 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23970 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23971 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23972 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23973 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23974 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23975 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23976 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23977 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23978 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23979 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23980 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23981 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23982 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23983 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23984 (OPTION_MASK_ISA_SSE4): Removed.
23985 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23986 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23987 (override_options): Don't turn on implied SSE/MMX bits in
23990 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23992 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23995 2008-02-18 Joey Ye <joey.ye@intel.com>
23997 PR middle-end/34921
23998 * tree-nested.c (insert_field_into_struct): Set type alignment
23999 to field alignment if the former is less than the latter.
24001 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24003 * BASE-VER: Set to 4.4.0.
24005 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24007 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24008 * doc/cfg.texi: Likewise.
24009 * doc/extend.texi: Likewise.
24010 * doc/gty.texi: Likewise.
24011 * doc/invoke.texi: Likewise.
24012 * doc/loop.texi: Likewise.
24013 * doc/md.texi: Likewise.
24014 * doc/passes.texi: Likewise.
24015 * doc/rtl.texi: Likewise.
24016 * doc/sourcebuild.texi: Likewise.
24017 * doc/tm.texi: Likewise.
24018 * doc/tree-ssa.texi: Likewise.
24020 2008-02-17 Richard Guenther <rguenther@suse.de>
24022 PR middle-end/35227
24023 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24024 without default definition.
24026 2008-02-17 Richard Guenther <rguenther@suse.de>
24028 PR tree-optimization/35231
24029 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24032 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24036 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24037 libgcc_cmp_return mode.
24039 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24042 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24044 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24046 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24049 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24051 * doc/c-tree.texi: Use `@.' where appropriate.
24052 * doc/extend.texi: Likewise.
24053 * doc/install.texi: Likewise.
24054 * doc/invoke.texi: Likewise.
24055 * doc/loop.texi: Likewise.
24056 * doc/makefile.texi: Likewise.
24057 * doc/md.texi: Likewise.
24058 * doc/passes.texi: Likewise.
24059 * doc/standards.texi: Likewise.
24060 * doc/tm.texi: Likewise.
24062 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24064 PR middle-end/35196
24065 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24067 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24068 rather than in entry_bb.
24070 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24072 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24073 libgcc_cmp_return mode.
24075 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24077 PR middle-end/35130
24078 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24079 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24081 2008-02-15 Richard Guenther <rguenther@suse.de>
24082 Zdenek Dvorak <ook@ucw.cz>
24084 PR tree-optimization/35164
24085 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24086 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24087 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24088 Only propagate addresses which do not have abnormal SSA_NAMEs
24091 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24094 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24096 2008-02-15 Jan Hubicka <jh@suse.cz>
24098 PR middle-end/35149
24099 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24101 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24103 PR middle-end/34621
24104 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24105 when calculating alignment_pad.
24107 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24109 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24110 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24111 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24112 and STACK_BOUNDARY define.
24114 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24116 PR preprocessor/35061
24117 * c-pragma.c (handle_pragma_pop_macro): Check that
24118 pushed_macro_table has been allocated.
24120 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24122 PR middle-end/35136
24123 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24124 (force_gimple_operand): Likewise.
24125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24126 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24127 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24128 (find_interesting_uses_address): Check addressability and alignment
24129 of the base expression only after substituting bases of IVs into it.
24131 2008-02-14 Michael Matz <matz@suse.de>
24134 * function.c (instantiate_virtual_regs_in_insn): Reload address
24135 before falling back to reloading the whole operand.
24137 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24139 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24140 before the first section switch note.
24142 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24144 * doc/bugreport.texi: Update copyright years.
24145 * doc/c-tree.texi: Likewise.
24146 * doc/cfg.texi: Likewise.
24147 * doc/cpp.texi: Likewise.
24148 * doc/cppinternals.texi: Likewise.
24149 * doc/fragments.texi: Likewise.
24150 * doc/frontends.texi: Likewise.
24151 * doc/gcc.texi: Likewise.
24152 * doc/gty.texi: Likewise.
24153 * doc/hostconfig.texi: Likewise.
24154 * doc/implement-c.texi: Likewise.
24155 * doc/libgcc.texi: Likewise.
24156 * doc/loop.texi: Likewise.
24157 * doc/makefile.texi: Likewise.
24158 * doc/options.texi: Likewise.
24159 * doc/passes.texi: Likewise.
24160 * doc/rtl.texi: Likewise.
24161 * doc/sourcebuild.texi: Likewise.
24162 * doc/standards.texi: Likewise.
24163 * doc/tree-ssa.texi: Likewise.
24164 * doc/trouble.texi: Likewise.
24166 * doc/extend.texi: Use @: or add comma where appropriate.
24167 * doc/invoke.texi: Likewise.
24168 * doc/tm.texi: Likewise.
24170 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24173 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24176 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24178 * doc/md.texi (clz, ctz): Add reference.
24179 * doc/rtl.texi (clz, ctz): Likewise.
24181 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24184 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24187 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24189 * config/s390/s390.c (struct constant_pool): New field
24190 emit_pool_after added.
24191 (s390_mainpool_start): Set the emit_pool_after flag according
24192 to the section switch notes.
24193 (s390_mainpool_finish): Consider emit_pool_after when emitting
24194 the literal pool at the end of the function.
24195 (s390_chunkify_start): Force literal pool splits at section
24198 2008-02-13 Michael Matz <matz@suse.de>
24201 * var-tracking.c (clobber_variable_part): Correctly traverse the
24204 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24207 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24208 Add -fdump-ipa-inline.
24209 * tree-dump.c (dump_files): Remove tree-inlined dump.
24210 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24212 2008-02-12 Richard Guenther <rguenther@suse.de>
24214 PR tree-optimization/35171
24215 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24218 2008-02-12 Richard Guenther <rguenther@suse.de>
24220 PR middle-end/35163
24221 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24222 value-preserving mode. Disallow final truncation.
24224 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24226 PR middle-end/35136
24227 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24228 code from here to...
24229 (force_gimple_operand): ...here.
24231 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24234 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24235 non-compatible pointers.
24236 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24237 different FIELD_DECLs, try harder by comparing field offsets, sizes
24240 PR inline-asm/35160
24241 * function.c (match_asm_constraints_1): Don't replace the same input
24244 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24246 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24247 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24248 (expand_epilogue): Restore RAMPZ register.
24249 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24251 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24253 * config/i386/cygwin.asm: (__alloca): Correct calling
24254 convention and alignment.
24255 (__chkstk): Force 8 byte stack alignment.
24257 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24258 Richard Guenther <rguenther@suse.de>
24260 PR tree-optimization/33992
24261 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24262 the zero we compare against.
24264 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24266 PR libfortran/35063
24267 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24268 to CloseHandle after unlocking to prevent accumulation of handle
24271 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24273 PR middle_end/34150
24274 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24275 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24276 and update LABEL_NUSES during and after reload.
24278 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24280 PR middle-end/34627
24281 * combine.c (simplify_if_then_else): Make sure the comparison is
24282 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24284 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24287 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24288 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24289 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24290 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24291 * tree.h (get_type_static_bounds): Likewise.
24293 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24295 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24296 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24297 Make -Wfoo language annotations match what the compiler outputs.
24299 2008-02-08 Sa Liu <saliu@de.ibm.com>
24301 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24302 intrinsics spu_convts, spu_convtu, spu_convtf.
24304 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24306 * doc/extend.texi (Function Attributes) <noinline>: Mention
24307 asm ("") as method to keep calls.
24309 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24312 * doc/options.texi (Options): Replace references to opts.sh with
24314 * opts-common.c: Likewise.
24315 * optc-gen.awk: Likewise.
24317 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24319 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24321 2008-02-07 Richard Henderson <rth@redhat.com>
24324 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24325 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24328 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24330 PR tree-optimization/35085
24331 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24332 for operand entry oe2 in addition to operand entry oe3 in order to
24333 expose more opportunities for vectorizer sum reduction.
24335 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24338 * Makefile.in (LIBS): Remove $(GMPLIBS).
24339 (cc1-dummy, cc1): Add $(GMPLIBS).
24341 2008-02-06 Jan Hubicka <jh@suse.cz>
24344 * i386.md (moddf_integer): Do not produce partial memory stalls for
24345 targets where it hurts.
24347 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24350 * optabs.c (expand_float): Do not check for decimal modes when
24351 expanding unsigned integer through signed conversion.
24353 2008-02-06 Nick Clifton <nickc@redhat.com>
24355 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24356 inside the clobber with a match_operand and duplicated operand
24357 number in the constraint.
24358 (ineqbranchsi): Delete redundant comment.
24360 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24362 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24363 builtin_define ("__USE_INIT_FINI__").
24364 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24366 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24368 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24370 PR documentation/30330
24371 * doc/invoke.texi (C++ Dialect Options)
24372 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24373 For each warning option -Wfoo that allows -Wno-foo, ensure both
24374 -Wfoo and -Wno-foo are listed in the option index. Fix index
24375 entry of -Wswitch-default, index -Wnormalized= including the
24376 `=', and -Wlarger-than-@var{len} including @var{len}.
24378 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24380 * config/i386/i386.md (floatunssisf2): Use
24381 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24382 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24383 Macroize expander using MODEF mode iterator.
24385 2008-02-05 Diego Novillo <dnovillo@google.com>
24387 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24390 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24392 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24395 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24397 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24400 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24401 to indicate if a message should be generated.
24402 (init_cumulative_args): Updated.
24403 (function_value_32): Likewise.
24405 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24407 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24409 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24412 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24413 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24415 2008-02-04 Diego Novillo <dnovillo@google.com>
24417 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24420 * tree-vrp.c (vrp_evaluate_conditional): With
24421 -Wtype-limits, emit a warning when comparing against a
24422 constant outside the natural range of OP0's type.
24424 2008-02-04 Richard Guenther <rguenther@suse.de>
24426 PR middle-end/33631
24427 * expr.c (count_type_elements): Give for unions instead of
24430 2008-02-04 Richard Guenther <rguenther@suse.de>
24432 PR middle-end/35043
24433 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24434 to TYPE_DOMAINs base type instead of using bitsizetype here.
24436 2008-02-03 Jason Merrill <jason@redhat.com>
24438 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24440 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24443 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24444 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24445 (RS/6000 and PowerPC Options): Fix typos and markup.
24446 * doc/passes.texi (Tree-SSA passes): Likewise.
24448 2008-02-02 Michael Matz <matz@suse.de>
24451 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24452 from record_last_reg_set_info.
24453 (record_last_reg_set_info): Take an RTX argument, iterate over all
24454 constituent hardregs.
24455 (record_last_set_info, record_opr_changes): Change calls to
24456 new signature or to record_last_reg_set_info_regno.
24458 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24460 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24462 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24464 PR rtl-optimization/34773
24465 * reg-notes.def (EQUAL): Mention significance of combination of
24466 REG_EQUAL and REG_RETVAL.
24467 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24468 insn that has a REG_RETVAL.
24470 2008-02-01 Roger Sayle <roger@eyesopen.com>
24473 * configure.ac (--enable-fixed-point): Disable unless explicitly
24475 * configure: Regenerate.
24477 2008-02-01 Richard Guenther <rguenther@suse.de>
24480 * invoke.texi (-finline-limit): Remove no longer true parts
24481 of the documentation. Note that there is no default value.
24483 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24484 Mark Mitchell <mark@codesourcery.com>
24485 Ben Elliston <bje@au.ibm.com>
24488 * doc/extend.texi (Other Builtins): Document.
24490 2008-01-31 Tom Browder <tom.browder@gmail.com>
24492 * doc/c-tree.texi (Types): Fix grammar.
24493 (Expression trees): Ditto.
24494 * doc/passes.texi (Tree-SSA passes): Ditto.
24496 * doc/configterms.texi (Configure Terms): Fix typo.
24497 * doc/cpp.texi (Common Predefined Macros): Ditto.
24498 * doc/md.texi (Machine Constraints): Ditto.
24500 * doc/makefile.texi (Makefile): Add comma.
24502 2008-01-31 Tom Browder <tom.browder@gmail.com>
24503 Gerald Pfeifer <gerald@pfeifer.com>
24505 * doc/sourcebuild.texi (Front End): Remove references to CVS
24506 and CVSROOT/modules.
24507 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24508 (Back End): Remove reference to CVS.
24510 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24513 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24515 (mips16_gp_pseudo_reg): ...here.
24516 * config/mips/mips.md (load_const_gp): Replace with...
24517 (load_const_gp_<mode>): ...this :P-based insn.
24519 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24521 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24522 options. Minor fixes.
24523 (-std): Move reference to standards closer to where language
24524 standards are first mentioned.
24526 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24528 PR rtl-optimization/34995
24529 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24530 parameter and return a bool. If the rtx parameter is nonnull,
24531 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24532 (find_reloads): Update call accordingly. Pass the new operand
24533 if it needed no address reloads, otherwise pass null.
24535 2008-01-30 Richard Henderson <rth@redhat.com>
24538 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24539 for unbounded arrays.
24541 2008-01-30 Silvius Rus <rus@google.com>
24543 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24545 2008-01-30 Jan Hubicka <jh@suse.cz>
24548 * i386.c (init_cumulative_args): Use real function declaration when
24551 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24553 PR rtl-optimization/34998
24554 * global.c (build_insn_chain): Treat non-subreg_lowpart
24555 SUBREGs of pseudos as clobbering all the words covered by the
24556 SUBREG, not just all the bytes.
24557 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24558 original df_ref rather than an extract parameter.
24559 (global_conflicts): Update call accordingly.
24561 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24563 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24564 the overflow check to make it easier to read.
24565 (__fixtfdi): Change the type of the ll member in union
24566 long_double to UDItype_x.
24568 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24570 PR middle-end/34969
24571 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24572 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24573 * tree-inline.c (fold_marked_statements): Call
24574 cgraph_update_edges_for_call_stmt if folding a call statement.
24575 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24576 debug_generic_stmt calls, reset it back afterwards.
24579 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24581 * c-typeck.c (build_external_ref): Don't pedwarn about
24582 static vars in current function's scope.
24584 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24586 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24588 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24591 * ipa-struct-reorg.c: Fix spelling.
24592 * params.def: Ditto.
24594 2008-01-29 Richard Guenther <rguenther@suse.de>
24596 PR middle-end/35006
24597 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24599 * tree-inline.c (remap_type): Increment remapping_type_depth
24600 around remapping types.
24601 (copy_body_r): Only add referenced variables if they are referenced
24602 from code, not types.
24604 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24615 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24616 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24618 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24621 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24622 pointer for tiny stack.
24624 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24626 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24628 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24630 * config/vx-common.h: Fix typo in comment.
24632 2008-01-28 Ian Lance Taylor <iant@google.com>
24636 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24637 coalesce pointers if they have different DECL_NO_TBAA_P values.
24638 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24639 between variables with different DECL_NO_TBAA_P values.
24641 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24644 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24645 are not legitimate small data references on SPE targets.
24647 2008-01-28 David Daney <ddaney@avtrex.com>
24649 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24651 2008-01-28 David Daney <ddaney@avtrex.com>
24653 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24655 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24657 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24658 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24659 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24660 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24661 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24662 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24663 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24664 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24666 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24668 * basic-block.h (condjump_equiv_p): Fix comment.
24670 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24672 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24673 print_generic_stmt_indented): Fix comment.
24675 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24677 * configure.ac (__stack_chk_fail): Add detecion for availability
24678 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24679 * configure: Regenerate.
24681 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24683 PR middle-end/34688
24684 * final.c (output_addr_const): Handle TRUNCATE.
24686 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24689 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24690 (zero_cost, infinite_cost): New constants.
24691 (struct cost_pair): Change type of cost to comp_cost.
24692 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24693 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24695 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24696 split_address_cost, ptr_difference_cost, difference_cost,
24697 get_computation_cost_at, get_computation_cost,
24698 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24699 determine_use_iv_cost_condition, determine_use_iv_costs,
24700 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24701 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24702 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24703 Change type of cost to comp_cost.
24704 (determine_iv_cost): Increase cost of non-original ivs, instead
24705 of decreasing the cost of original ones.
24706 (get_address_cost): Indicate the complexity of the addressing mode
24708 (try_add_cand_for): Prefer using ivs not specific to some object.
24709 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24711 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24712 Janis Johnson <janis187@us.ibm.com>
24715 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24716 (TARGET_INSTANTIATE_DECLS): Likewise.
24717 * target.h (expand_to_rtl_hook): New target hook.
24718 (instantiate_decls): Likewise.
24719 * function.c (instantiate_decl): Make non-static. Rename to...
24720 (instantiate_decl_rtl): ... this.
24721 (instantiate_expr): Use instantiate_decl_rtl.
24722 (instantiate_decls_1): Likewise.
24723 (instantiate_decls): Likewise.
24724 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24725 * function.h (instantiate_decl_rtl): Add prototype.
24726 * cfgexpand.c (target.h): New include.
24727 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24728 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24729 (TARGET_INSTANTIATE_DECLS): Likewise.
24730 (TARGET_INITIALIZER): New target hooks added.
24731 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24733 * config/rs6000/rs6000.c (tree-flow.h): New include.
24734 (machine_function): Add sdmode_stack_slot field.
24735 (rs6000_alloc_sdmode_stack_slot): New function.
24736 (rs6000_instantiate_decls): Likewise.
24737 (rs6000_secondary_memory_needed_rtx): Likewise.
24738 (rs6000_check_sdmode): Likewise.
24739 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24740 (TARGET_INSTANTIATE_DECLS): Likewise.
24741 (rs6000_hard_regno_mode_ok): Allow SDmode.
24742 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24743 (rs6000_emit_move): Handle SDmode.
24744 (function_arg_advance): Likewise.
24745 (function_arg): Likewise.
24746 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24747 SDmode var args for 32-bit compiles.
24748 (rs6000_secondary_reload_class): Handle SDmode.
24749 (rs6000_output_function_epilogue): Likewise.
24750 (rs6000_function_value): Simplify if statement.
24751 (rs6000_libcall_value): Likewise.
24752 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24753 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24754 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24755 (movsd_hardfloat): New define_insn.
24756 (movsd_softfloat): Likewise.
24757 (movsd_store): Likewise.
24758 (movsd_load): Likewise.
24759 (extendsddd2): Likewise.
24760 (extendsdtd2): Likewise.
24761 (truncddsd2): Likewise.
24762 (movdd_hardfloat64): Fixup comment.
24763 (UNSPEC_MOVSD_LOAD): New constant.
24764 (UNSPEC_MOVSD_STORE): Likewise.
24766 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24769 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24771 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24772 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24773 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24774 and TRUTH_XOR_EXPR.
24776 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24779 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24780 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24781 __LONGDOUBLE128 too.
24782 * config/rs6000/aix61.h: New file.
24784 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24786 PR rtl-optimization/34959
24787 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24788 popcount and parity rtxes the same mode as their operand.
24789 Truncate or extend the result to the return value's mode
24792 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24795 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24796 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24797 to GOT_VERSION_REGNUM.
24798 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24799 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24800 * config/mips/mips.c (mips_emit_call_insn): New function.
24801 (mips_call_tls_get_addr): Call mips_expand_call directly.
24802 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24804 (mips16_build_call_stub): Likewise. Return the call insn or null.
24805 (mips_expand_call): Update the call to mips16_build_call_stub
24806 accordingly and a remove redundant condition. Assert that MIPS16
24807 stubs do not use lazy binding. Use mips_emit_call_insn and return
24809 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24811 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24812 (mips_avoid_hazard): Remove hazard_set handling.
24813 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24814 (UNSPEC_RESTORE_GP): ...this.
24815 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24816 (FAKE_CALL_REGNO): Rename to...
24817 (GOT_VERSION_REGNUM): ...this.
24818 (type): Add "ghost" value. Add an associated insn reservation.
24819 (hazard_set): Remove.
24820 (exception_receiver): Rename to...
24821 (restore_gp): ...this and update the unspec identifier accordingly.
24822 (exception_receiver, nonlocal_got_receiver): New expanders.
24823 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24824 FAKE_CALL_REGNO. Remove hazard_set attribute.
24825 (set_got_version, update_got_version): New patterns.
24827 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24830 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24832 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24835 * doc/install.texi2html: Generate gcc-vers.texi.
24837 2008-01-25 DJ Delorie <dj@redhat.com>
24839 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24841 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24843 * config/c4x: Remove directory.
24844 * config.gcc (crx-*, mt-*): Mark obsolete.
24845 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24846 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24847 sh-*-rtemscoff*): Remove cases.
24848 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24849 * real.c (encode_c4x_single, decode_c4x_single,
24850 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24851 c4x_extended_format): Remove.
24852 * real.h (c4x_single_format, c4x_extended_format): Remove.
24853 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24855 (Pragmas): Remove comment about c4x pragmas.
24856 * doc/install.texi (c4x): Remove target-specific instructions.
24857 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24858 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24859 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24860 refer to C4x source files as examples.
24861 (C4X_FLOAT_FORMAT): Remove documentation.
24863 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24865 * config/bfin/bfin.c (override_options): Reorder tests so that
24866 flag_pic gets enabled for -msep-data.
24868 2008-01-25 Richard Guenther <rguenther@suse.de>
24870 PR middle-end/32244
24871 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24872 to its bitfield precision if required.
24874 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24876 PR middle-end/33880
24877 * tree-nested.c (walk_omp_for): New function.
24878 (convert_nonlocal_reference, convert_local_reference): Call
24879 walk_omp_for on OMP_FOR.
24880 (convert_call_expr): Call walk_body on OMP_FOR's
24881 OMP_FOR_PRE_INIT_BODY.
24883 2008-01-25 Richard Guenther <rguenther@suse.de>
24885 PR tree-optimization/34966
24886 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24887 default defs and PHI_NODEs we have to insert after the
24888 defining statement.
24890 2008-01-24 Nick Clifton <nickc@redhat.com>
24892 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24893 Provide a default definition.
24894 (LIBGCC2_UNITS_PER_WORD): Likewise.
24896 * config/stormy16/stormy16.c: Include df.h for the prototype
24897 for df_regs_ever_live_p.
24898 (xstormy16_expand_builtin_va_start): Convert the stack offset
24899 into a component_ref and then use POINTER_PLUS_EXPR to add it
24900 to the incoming_virtual_args_rtx.
24901 (xstormy16_gimplify_va_arg_expr): Rename to
24902 xstormy16_gimplify_va_arg_expr.
24903 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24904 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24905 xstormy16_gimplify_va_arg_expr.
24906 Fix up some formatting issues.
24908 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24909 Move to predicates.md.
24910 (xs_hi_general_operand): Likewise.
24911 (xs_hi_nonmemory_operand): Likewise.
24912 * config/stormy16/predicates.md:
24913 (xstormy16_carry_plus_operand): New predicate.
24914 (xs_hi_general_operand): New predicate.
24915 (xs_hi_nonmemory_operand): New predicate.
24916 * config/stormy16/stormy16-protos.h:
24917 (xstormy16_carry_plus_operand): Delete prototype.
24918 (xs_hi_general_operand): Likewise.
24919 (xs_hi_nonmemory_operand): Likewise.
24921 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24922 modifiers as they are no longer needed and they can trigger
24923 reload spill failures.
24925 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24926 with a match_operand in order to help reload.
24928 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24929 constraint with 'e' for the 8th alternative as this version of
24930 the mov.w instruction only accepts the lower 8 registers.
24932 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24935 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24936 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24939 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24941 PR middle-end/33333
24942 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24944 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24946 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24948 (remove_structure): Update allocations list before removing structure.
24950 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24952 * ipa-struct-reorg.c (is_safe_cond_expr,
24953 create_new_stmts_for_cond_expr): Use integer_zerop function,
24954 that recognize not only zero-pointer, but zero-integer too.
24956 2008-01-25 Ben Elliston <bje@au.ibm.com>
24959 * fixproto: Escape "." in sed expression that strips leading "./".
24961 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24964 * gcc.c (SWITCH_OK): Removed.
24965 (SWITCH_LIVE): Changed to bit.
24966 (SWITCH_FALSE): Likewise.
24967 (SWITCH_IGNORE): Likewise.
24968 (switchstr): Change live_cond to unsigned int.
24969 (process_command): Replace SWITCH_OK with 0.
24970 (do_self_spec): Likewise.
24971 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24972 (give_switch): Likewise.
24973 (used_arg): Likewise.
24974 (do_spec_1): Set the SWITCH_IGNORE bit.
24975 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24976 bits. Set the SWITCH_LIVE bit.
24978 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24980 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24982 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24984 PR tree-optimization/34472
24985 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24986 parameter to a "bool *" and set *DATA to false if there is
24987 an unsafe access. Do not delete the structure here.
24988 (check_cond_exprs): Delete it here instead.
24989 (check_cond_exprs, exclude_cold_structs): Do not increase
24990 I when removing a structure.
24992 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24995 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24996 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24998 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25000 PR middle-end/34934
25001 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25002 a fixed vector for stack.
25004 2008-01-24 Ben Elliston <bje@au.ibm.com>
25007 * doc/gcc.texi (Software development): Add a direntry for g++.
25009 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25011 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25012 stale and straggling -fforce-addr comments above.
25014 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25016 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25017 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25019 2008-01-23 Michael Matz <matz@suse.de>
25022 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25025 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25027 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25028 malloc result type.
25030 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25032 * config/avr/avr.c (avr_current_arch): New variable.
25033 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25034 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25035 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25036 (avr_override_options): Init 'avr_current_arch'.
25037 (base_arch_s): Move from here...
25038 * config/avr/avr.h (base_arch_s): ... here. Add new members
25039 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25040 'mega' to 'have_jmp_call'.
25041 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25042 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25044 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25046 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25047 MULTILIB_MATCHES): Ditto.
25049 2008-01-23 Richard Guenther <rguenther@suse.de>
25051 PR middle-end/31529
25052 * cgraphunit.c (cgraph_reset_node): Always mark the node
25053 not reachable if it is not queued already.
25055 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25057 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25058 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25059 (cputype_selected): New static variable.
25060 (bfin_handle_option): Set it if -mcpu is used.
25061 (override_option): Select default set of workarounds if no cpu type
25062 selected on the command line.
25063 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25065 From Michael Frysinger <michael.frysinger@analog.com>
25066 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25067 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25069 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25070 for bf547, bf523, bf524, and bf526.
25071 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25073 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25074 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25075 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25076 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25077 * doc/invoke.texi (Blackfin Options): Document that
25078 -mcpu now accept bf547, bf523, bf524, and bf526.
25080 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25082 PR rtl-optimization/34628
25083 * combine.c (try_combine): Stop and undo after the first combination
25084 if an autoincrement side-effect on the first insn has effectively
25087 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25090 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25091 Offset addresses are not valid for Altivec or paired float modes.
25093 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25096 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25097 if DECL_INITIAL (decl) is error_mark_node.
25100 * c-common.c (handle_vector_size_attribute): Only allow
25101 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25102 the same way as pointer, array etc. types.
25103 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25106 * tree.c (build_type_attribute_qual_variant): Call
25107 build_qualified_type if attributes are equal, but quals are not.
25109 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25112 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25113 * flags.h (warn_strict_aliasing): Remove.
25114 (warn_strict_overflow): Remove.
25115 * opts.c (warn_strict_aliasing): Remove.
25116 (warn_strict_overflow): Remove.
25117 * c-opts.c (c_common_handle_option): -Wall only sets
25118 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25119 (c_common_post_options): Give default values to -Wstrict-aliasing
25120 and -Wstrict-overflow if they are uninitialized.
25121 * common.opt (Wstrict-aliasing): Specify Var and Init.
25122 (Wstrict-overflow): Likewise.
25124 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25126 PR rtl-optimization/26854
25127 PR rtl-optimization/34400
25128 PR rtl-optimization/34884
25129 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25131 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25132 (df_rd_bb_info.expanded_lr_out): Deleted
25133 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25134 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25135 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25136 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25137 Removed code to allocate, initialize or free expanded_lr_out.
25138 (df_rd_bb_local_compute_process_def): Restructured to make more
25140 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25141 sets if the sets are being trimmed.
25143 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25146 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25147 (as_vers): Likewise.
25148 * configure: Regenerated.
25150 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25152 PR middle-end/33092
25153 * tree-pass.h (pass_build_alias): New pass.
25154 * tree-ssa-alias.c (gate_build_alias): New.
25155 (pass_build_alias): New.
25156 * passes.c (init_optimization_passes): Add pass_build_alias after
25157 pass_create_structure_vars.
25159 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25161 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25162 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25163 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25164 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25165 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25166 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25167 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25168 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25169 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25170 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25171 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25172 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25173 * config/s390/s390.md (FP_ALL): New mode iterator.
25174 (_d): New mode attribute.
25175 ("*signbit<mode>2>"): Changed mode of first operand.
25176 ("isinf<mode>2"): Changed mode of first operand.
25177 ("*TDC_insn"): Adaptation for DFP modes.
25179 2008-01-22 Ben Elliston <bje@au.ibm.com>
25181 * tree.c (check_qualified_type): Improve function description.
25183 2008-01-21 Jason Merrill <jason@redhat.com>
25186 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25187 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25190 2008-01-21 DJ Delorie <dj@redhat.com>
25192 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25195 2008-01-21 Richard Guenther <rguenther@suse.de>
25197 PR middle-end/34856
25198 * tree-cfg.c (verify_expr): Allow all invariant expressions
25199 instead of just constant class ones as reference argument.
25200 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25201 like any other constant.
25202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25204 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25206 * regmove.c (fixup_match_1): Update call crossed frequencies.
25208 2008-01-21 Richard Guenther <rguenther@suse.de>
25211 * tree-inline.c (setup_one_parameter): Deal with mismatched
25212 types using a VIEW_CONVERT_EXPR.
25214 2008-01-21 Alon Dayan <alond@il.ibm.com>
25215 Olga Golovanevsky <olga@il.ibm.com>
25217 PR tree-optimization/34701
25218 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25219 when the structure size is not a power of 2.
25221 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25223 * doc/install.texi: Add doc for --enable-checking=df.
25225 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25227 PR rtl-optimization/34808
25228 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25230 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25232 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25235 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25237 PR rtl-optimization/26854
25238 PR rtl-optimization/34400
25239 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25241 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25242 (df_rd_bb_info.expanded_lr_out): New.
25243 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25244 * loop_iv.c (iv_analysis_loop_init): Ditto.
25245 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25246 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25247 Added code to allocate, initialize or free expanded_lr_out.
25248 (df_rd_bb_local_compute_process_def): Restructured to make
25249 more understandable.
25250 (df_rd_confluence_n): Add code to do nothing with fake edges and
25251 code to no apply invalidate_by_call sets if the sets are being trimmed.
25252 (df_lr_local_finalize): Renamed to df_lr_finalize.
25253 (df_live_local_finalize): Renamed to df_live_finalize.
25255 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25258 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25259 deciding whether to use reciprocal instructions.
25261 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25263 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25264 dwarf2out_note_section_used if cold_text_section is NULL.
25266 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25268 PR gcov-profile/34610
25269 * tree-cfg.c (make_edges): Mark both outgoing edges from
25270 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25271 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25272 from OMP_FOR and OMP_CONTINUE outgoing edges.
25274 * tree-profile.c (tree_profiling): Return early if
25275 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25277 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25278 from cfun to child_cfun.
25279 * function.h (struct function): Add after_tree_profile bit.
25281 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25283 * config/avr/avr.S (_exit): Disable interrupt.
25285 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25286 Steven Bosscher <stevenb.gcc@gmail.com>
25288 PR rtl-optimization/26854
25289 PR rtl-optimization/34400
25290 * df-problems.c (df_live_scratch): New scratch bitmap.
25291 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25292 (df_live_reset): Clear the proper bitmaps.
25293 (df_live_bb_local_compute): Only process the artificial defs once
25294 since the order is not important.
25295 (df_live_init): Init the df_live sets only with the variables
25296 found live by df_lr.
25297 (df_live_transfer_function): Use the df_lr sets to prune the
25298 df_live sets as they are being computed.
25299 (df_live_free): Free df_live_scratch.
25301 2008-01-18 Ian Lance Taylor <iant@google.com>
25303 * common.opt: Add fmerge-debug-strings.
25304 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25305 flag_merge_debug_strings rather than flag_merge_constants.
25306 * doc/invoke.texi (Option Summary): Mention
25307 -fmerge-debug-strings.
25308 (Debugging Options): Document -fmerge-debug-strings.
25310 2008-01-18 Ian Lance Taylor <iant@google.com>
25313 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25314 (struct tree_function_decl): Add new field operator_new_flag.
25315 * tree-inline.c (expand_call_inline): When inlining a call to
25316 operator new, force the return value to go into a variable, and
25317 set DECL_NO_TBAA_P on that variable.
25318 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25320 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25323 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25324 DWARF2_DEBUGGING_INFO.
25325 (dwarf2out_note_section_used): Ditto. Add prototype.
25326 (have_multiple_function_sections, text_section_used,
25327 cold_text_section_used, *cold_text_sections): Move declarations
25330 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25332 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25333 field and add signal_ra.
25334 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25335 assignments to frame state pc. Move end of stack check after
25336 MD_FALLBACK_FRAME_STATE_FOR.
25337 (uw_update_context_1): Use frame state signal_regs if set, instead
25338 of checking signal_frame flag.
25339 (uw_update_context): Use frame state signal_ra if set.
25340 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25341 * config/xtensa/linux-unwind.h: New file.
25343 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25345 * modulo-sched.c (get_sched_window): Fix comment typo.
25347 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25349 PR tree-optimization/34648
25350 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25352 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25354 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25355 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25357 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25359 PR rtl-optimization/34400
25360 * df-core.c (df_worklist_dataflow_overeager,
25361 df_worklist_dataflow_doublequeue): New functions.
25362 (df_worklist_dataflow): Two different worklist solvers.
25363 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25366 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25369 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25370 and ftree-parallelize-loops.
25372 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25374 PR rtl-optimization/34826
25375 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25377 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25379 * global.c (find_reg): Mark the eh regs as used if necessary.
25380 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25381 * ra.h (struct allocno): no_eh_reg field added. Changed
25382 no_stack_reg type to bitfield.
25384 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25386 * tree.c (substitute_in_expr): Add missing 'break'.
25388 2008-01-17 Richard Guenther <rguenther@suse.de>
25390 PR tree-optimization/34825
25391 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25392 x / x as division to handle.
25394 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25396 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25397 "-pthread" is specified.
25398 * pa-hpux11.h (LIB_SPEC): Likewise.
25400 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25401 Peter Bergner <bergner@vnet.ibm.com>
25403 PR rtl-optimization/33796
25404 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25406 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25408 PR libgfortran/34699
25409 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25411 * pa-hpux10.h (LINK_SPEC): Likewise.
25412 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25414 2008-01-16 Richard Guenther <rguenther@suse.de>
25416 PR middle-end/32628
25417 * fold-const.c (fold_convert_const_int_from_int): Do not
25418 set overflow if that occured only because of a sign extension
25419 change when converting from/to a sizetype with the same
25420 precision and signedness.
25422 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25425 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25426 location address to the correct place. Update copyright year.
25428 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25430 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25431 no dependences in the dependence_relations vector.
25433 2008-01-16 Jan Hubicka <jh@suse.cz>
25435 PR rtl-optimization/31396
25436 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25437 * cfg.c (dump_reg_info): Print it.
25438 * regs.h (struct reg_info_t): add freq_calls_crossed.
25439 (REG_FREQ_CALLS_CROSSED): New macro.
25440 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25441 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25442 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25443 regmove_optimize): Update call crossed frequencies.
25444 * local-alloc.c (struct qty): Add freq_calls_crossed.
25445 (alloc_qty): Copute freq_calls_crossed.
25446 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25447 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25448 * ra.h (struct allocno): Add freq_calls_crossed.
25450 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25452 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25453 libgomp when compiling with ftree-parallelize-loops.
25454 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25456 2008-01-16 Richard Guenther <rguenther@suse.de>
25458 PR tree-optimization/34769
25459 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25460 * tree.c (int_cst_value): Instead make this function more
25461 permissive in what it accepts as valid input. Document this
25462 function always sign-extends the value.
25464 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25465 Richard Guenther <rguenther@suse.de>
25468 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25469 (gimple_fold_indirect_ref_rhs): ... this.
25470 (gimple_fold_indirect_ref): New function with foldings
25471 that preserve lvalueness.
25472 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25473 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25474 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25475 to fold an INDIRECT_REF, fall back to the old use of
25476 fold_indirect_ref_1.
25478 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25480 * tree-data-ref.c (subscript_dependence_tester_1): Call
25481 free_conflict_function.
25482 (compute_self_dependence): Same.
25484 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25487 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25488 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25490 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25491 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25492 for DWARF2_UNWIND_INFO targets.
25494 2008-01-16 Richard Guenther <rguenther@suse.de>
25497 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25498 type qualifiers for function types.
25500 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25502 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25503 loop_iterator li from previous commit.
25505 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25507 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25509 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25511 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25512 (parallelize_loops): Don't parallelize irreducible components.
25514 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25517 * c-opts (c_common_post_options): Do not enable CPP
25518 flag_pedantic_errors by default.
25520 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25522 PR rtl-optimization/31944
25523 * cse.c (remove_pseudo_from_table): New function.
25524 (merge_equiv_classes): Use above function to remove pseudo-registers.
25525 (invalidate): Likewise.
25527 2008-01-13 Richard Guenther <rguenther@suse.de>
25529 PR middle-end/34601
25530 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25531 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25533 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25535 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25536 validate_change to unshare the source of the PC set.
25538 2008-01-12 Jan Hubicka <jh@suse.cz>
25540 PR middle-end/32135
25541 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25542 references above array bounds. This might trigger bounds checks for
25543 pointers to arrays.
25545 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25547 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25548 new_replaceable_dependencies.
25550 2008-01-12 Doug Kwan <dougkwan@google.com>
25552 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25553 instead of OPT_Wreturn_type in warning due to ignored return type
25555 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25556 options included in -Wextra.
25557 * c.opt: New option -Wignored_qualifiers.
25558 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25559 -Wignore_qualifiers.
25560 (-Wignored-qualifiers): Document.
25561 (-Wreturn-type): Remove description of functionality now handled
25562 by -Wignored-qualifiers.
25564 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25567 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25568 NOP_EXPR if it is between integral types with the same precision.
25570 2008-01-12 Jan Hubicka <jh@suse.cz>
25573 * invoke.texi (max-inline-recursive-depth): Fix default value.
25575 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25577 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25580 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25582 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25584 2008-01-11 James E. Wilson <wilson@specifix.com>
25587 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25589 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25591 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25592 save/restore frame pointer register and don't use 'call-prologues'
25593 optimization in function with "OS_task" attribute.
25595 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25597 PR middle-end/31309
25598 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25599 when copying to memory.
25601 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25603 PR rtl-optimization/30905
25604 * cfgcleanup.c: Include dce.h
25605 (crossjumps_occured): New global variable.
25606 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25607 If something changed, set crossjumps_occured to true.
25608 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25609 Don't add/remove fake edges to exit here...
25610 (cleanup_cfg): ...but do it here, when crossjumping.
25611 Run a fast DCE when successful crossjumps occured in the latest
25612 iteration of try_optimize_cfg.
25614 2008-01-11 Richard Guenther <rguenther@suse.de>
25616 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25617 (struct vn_unary_op_s): Likewise.
25618 (vn_reference_insert): Free old reference on hash collision.
25620 2008-01-10 Raksit Ashok <raksit@google.com>
25622 PR rtl-optimization/27971
25623 * combine.c (find_split_point): Split PLUS expressions which are
25624 inside a MEM rtx, and whose first operand is complex.
25626 2008-01-10 DJ Delorie <dj@redhat.com>
25628 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25629 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25630 (m32c_hard_regno_ok): Call the underlying function.
25632 2008-01-10 Richard Guenther <rguenther@suse.de>
25634 PR middle-end/34683
25635 * tree-cfg.c (tree_merge_blocks): Do not go through the
25636 full-blown folding and stmt updating path if we just deal
25637 with virtual operands.
25638 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25639 test for abnormal SSA_NAMEs.
25641 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25643 PR middle-end/34641
25644 * reload.c (push_reload): Add assertions. All constants from
25645 reg_equiv_constant should have been used for replacing the respective
25647 (find_reloads_address): Invoke find_reloads_address_part for
25648 constant taken from the reg_equiv_constant array.
25650 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25652 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25653 field (valnum) the first in the struct. Replace bools with
25656 2008-01-10 Richard Guenther <rguenther@suse.de>
25658 PR tree-optimization/34651
25659 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25660 types and ordering for masking and converting.
25662 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25664 PR tree-optimization/34017
25665 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25666 also for PHI_NODE expressions.
25668 2008-01-09 Jan Hubicka <jh@suse.cz>
25670 PR tree-optimization/34708
25671 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25672 based on number of case labels.
25673 (init_inline_once): Remove switch_cost.
25674 * tree-inline.h (eni_weights_d): Remove switch_cost.
25676 2008-01-09 Richard Guenther <rguenther@suse.de>
25677 Andrew Pinski <andrew_pinski@playstation.sony.com>
25679 PR middle-end/30132
25680 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25681 temporary if an rvalue is ok or an lvalue is not required.
25683 2008-01-09 Richard Guenther <rguenther@suse.de>
25685 PR middle-end/34458
25686 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25687 adjust return type.
25689 2008-01-09 Richard Guenther <rguenther@suse.de>
25691 PR middle-end/34679
25692 * tree.c (host_integerp): Check for sizetype only if the
25693 type is an integer type.
25695 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25698 * opts.c (decode_options): Disable inlining of functions called
25699 once if not in unit-at-a-time mode.
25701 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25703 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25705 2008-01-08 Richard Guenther <rguenther@suse.de>
25707 PR middle-end/31863
25708 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25709 out early if the result will be unused.
25711 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25716 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25717 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25720 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25722 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25723 for vectorization tuned.
25725 2008-01-08 Richard Guenther <rguenther@suse.de>
25727 PR tree-optimization/34683
25728 * tree-ssa-operands.c (operand_build_cmp): Export.
25729 * tree-ssa-operands.h (operand_build_cmp): Declare.
25730 * tree-vn.c (vuses_compare): Remove.
25731 (sort_vuses): Use operand_build_cmp.
25732 (sort_vuses_heap): Likewise.
25733 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25734 to re-use old VEC if available. Do not sort already sorted VUSEs.
25735 (vdefs_to_vec): Do not sort already sorted VDEFs.
25737 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25739 PR middle-end/34694
25740 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25742 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25745 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25746 limitations of reciprocal sequences on x86 targets.
25748 2008-01-08 Richard Guenther <rguenther@suse.de>
25750 PR tree-optimization/34683
25751 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25753 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25756 * config/darwin.c (darwin_mergeable_string_section): Don't use
25757 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25759 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25762 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25763 negxf2. Macroize expander using X87MODEF mode iterator. Change
25764 predicates of op0 and op1 to register_operand.
25765 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25766 expander using X87MODEF mode iterator. Change predicates of
25767 op0 and op1 to register_operand.
25768 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25769 corresponding patterns and macroize using MODEF macro. Change
25770 predicates of op0 and op1 to register_operand and remove
25771 "m" constraint. Disparage "r" alternative with "!".
25772 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25773 macroize using X87MODEF macro. Change predicates of op0 and op1
25774 to register_operand and remove "m" constraint. Disparage "r"
25775 alternative with "!".
25776 (absneg splitter with memory operands): Remove.
25777 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25778 patterns and macroize using X87MODEF mode iterator.
25779 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25780 Change predicate of op1 to register_operand.
25781 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25782 for memory operands.
25784 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25786 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25788 2008-01-07 Richard Guenther <rguenther@suse.de>
25790 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25793 2008-01-07 Richard Guenther <rguenther@suse.de>
25795 PR tree-optimization/34683
25796 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25797 VOPs of the needed size to save memory. Use VEC_quick_push
25798 to save compile-time.
25799 (vdefs_to_vec): Likewise.
25801 2008-01-07 Sa Liu <saliu@de.ibm.com>
25803 * config/spu/spu.md (divdf3): Genetate inline code for double
25804 division. The implementation doesn't handle INF or NAN, therefore it
25805 only applies when -ffinite-math-only is given.
25807 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25810 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25811 * doc/cpp.texi ([Common Predefined Macros]): Document.
25813 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25815 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25816 order to use commutative addition instead of subtraction.
25818 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25819 Mircea Namolaru <namolaru@il.ibm.com>
25820 Vladimir Yanovsky <yanov@il.ibm.com>
25821 Revital Eres <eres@il.ibm.com>
25823 PR tree-optimization/34263
25824 * tree-outof-ssa.c (process_single_block_loop_latch,
25825 contains_tree_r): New functions.
25826 (analyze_edges_for_bb): Call process_single_block_loop_latch
25827 function to empty single-basic-block latch block if possible.
25829 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25831 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25833 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25835 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25837 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25839 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25841 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25843 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25845 PR tree-optimization/34618
25846 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25849 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25852 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25853 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25854 Update copyright year.
25856 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25857 Update copyright year.
25858 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25861 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25863 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25864 edge does not point to current bb before changing need_assert.
25866 2008-01-04 Richard Guenther <rguenther@suse.de>
25868 PR middle-end/34029
25869 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25870 for verifying purposes if they are is_gimple_min_invariant.
25872 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25874 PR tree-optimization/34448
25875 PR tree-optimization/34465
25876 * gimplify.c (gimplify_init_constructor): Add new parameter
25877 notify_temp_creation. Use it.
25878 (gimplify_modify_expr_rhs): Take volatiles into account when
25879 optimizing constructors.
25880 Do not optimize constructors if gimplify_init_constructor will dump to
25882 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25883 * gcc.c-torture/compile/pr34448.c: New.
25885 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25887 PR gcov-profile/34609
25888 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25889 return_slot if result is TREE_ADDRESSABLE.
25891 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25893 * config/mips/mips.md (sqrt_condition): Tweak comment.
25894 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25896 2008-01-03 Tom Tromey <tromey@redhat.com>
25899 * c-common.c (c_type_hash): Handle VLAs.
25901 2008-01-03 Jan Hubicka <jh@suse.cz>
25903 PR tree-optimization/31081
25904 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25905 0 when inlining and not inlining to first basic block.
25906 (remap_decl): When var is initialized to 0, don't set default_def.
25907 (expand_call_inline): Set entry_bb.
25908 * tree-inline.h (copy_body_data): Add entry_bb.
25910 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25913 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25916 PR tree-optimization/29484
25917 * tree-inline.c (inline_forbidden_p_2): New function.
25918 (inline_forbidden_p): Disallow inlining if some static var
25919 has an address of a local LABEL_DECL in its initializer.
25920 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25923 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25925 PR tree-optimization/34635
25926 * tree-data-ref.c (add_other_self_distances): Make sure that the
25927 evolution step is constant.
25929 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25931 PR middle-end/34608
25932 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25934 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25936 * tree-sra.c (scalarize_init): Insert the generate_element_init
25937 statements after the generate_element_zero statements.
25939 2008-01-02 Richard Guenther <rguenther@suse.de>
25941 PR middle-end/34093
25942 PR middle-end/31976
25943 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25944 for very large number of operands instead of ICEing.
25946 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25949 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25950 while stack probing.
25952 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25954 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25957 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25959 PR libmudflap/26442
25960 * tree-mudflap.c (mx_register_decls): Guard warning by
25961 !DECL_ARTIFICIAL check.
25963 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25965 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25966 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25967 sse5_perm<mode>): Fix constraints.